1 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3 * gcc.c (main): Remove trailing "." from diagnostics.
5 2009-10-08 Cary Coutant <ccoutant@google.com>
7 Add support for debugging with ICF (Identical Code Folding).
8 * calls.c (debug.h): New #include.
9 (emit_call_1): Call virtual_call_token debug hook.
10 * common.opt (-fenable-icf-debug): New option.
11 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
12 locations in the source).
13 (poc_label_num): New variable.
14 (dcall_entry, vcall_entry): New typedefs.
15 (dcall_table, vcall_table): New variables.
16 (struct vcall_insn): New type.
17 (vcall_insn_table): New variable.
18 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
19 (size_of_dcall_table): New function.
20 (output_dcall_table): New function.
21 (size_of_vcall_table): New function.
22 (output_vcall_table): New function.
23 (dwarf2out_direct_call): New function.
24 (vcall_insn_table_hash): New function.
25 (vcall_insn_table_eq): New function.
26 (dwarf2out_virtual_call_token): New function.
27 (dwarf2out_virtual_call): New function.
28 (dwarf2out_init): Allocate new tables and sections.
29 (prune_unused_types): Mark DIEs referenced from direct call table.
30 (dwarf2out_finish): Output direct and virtual call tables.
31 * final.c (final_scan_insn): Call direct_call and virtual_call
33 * debug.h (struct gcc_debug_hooks): Add direct_call,
34 virtual_call_token, virtual_call hooks.
35 (debug_nothing_uid): New function.
36 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
37 (debug_nothing_uid): New function.
38 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
39 * sdbout.c (sdb_debug_hooks): Likewise.
40 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
41 * doc/invoke.texi (-fenable-icf-debug): New option.
43 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
46 * regmove.c (regmove_backward_pass): Replace src with dst in the
47 debug insn, and check for dst before rather than after.
49 2009-10-08 Janis Johnson <janis187@us.ibm.com>
51 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
52 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
54 2009-10-08 Jan Hubicka <jh@suse.cz>
57 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
58 do not mark cgraph nodes as needed.
59 (record_references_in_initializer): Add new only_vars parameter.
60 * cgraph.h (record_references_in_initializer): New parameter.
61 * varasm.c (assemble_variable): Update call.
62 * varpool.c (varpool_analyze_pending_decls): Always look for
65 2009-10-08 Anatoly Sokolov <aesok@post.ru>
67 * config/avr/avr.c (last_insn_address) Remove variable.
68 (expand_prologue): Don't initialise last_insn_address variable.
69 (final_prescan_insn): Don't output insn size.
70 * config/avr/avr.opt (msize): Remove switch.
71 * doc/invoke.texi (AVR Options): Remove documentation of -msize
74 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
76 * combine.c (label_tick_ebb_start): Fix comment.
77 (combine_instructions): Set label_tick and label_tick_ebb_start before
78 calling setup_incoming_promotions. Start them from 1. Increment
79 label_tick instead of deriving it from the BB index. Rather than
80 comparing ticks use the block from the previous iteration to decide
81 whether to start a new EBB. Remove empty lines before function.
83 2009-10-08 Michael Matz <matz@suse.de>
86 * builtins.c (fold_builtin_isascii): Use fold_build2.
87 (fold_builtin_isdigit): Ditto.
88 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
89 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
90 remove_useless_stmts_cond, remove_useless_stmts_tf,
91 remove_useless_stmts_tc, remove_useless_stmts_bind,
92 remove_useless_stmts_goto, remove_useless_stmts_label,
93 remove_useless_stmts_1, remove_useless_stmts,
94 pass_remove_useless_stmts): Remove.
95 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
96 * passes.c (init_optimization_passes): Don't add
97 pass_remove_useless_stmts.
98 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
99 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
101 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
102 for static constants.
103 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
104 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
106 2009-10-08 Richard Guenther <rguenther@suse.de>
108 * gimple.c (free_gimple_type_tables): New function.
109 * gimple.h (free_gimple_type_tables): Declare.
111 2009-10-07 Mark Heffernan <meheff@google.com>
113 * ipa-prop.c (ipa_print_node_params) Only print
114 names of named arguments.
116 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
118 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
119 being statically linked.
121 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
123 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
125 2009-10-08 Jan Hubicka <jh@suse.cz>
128 * ipa.c (cgraph_externally_visible_p,
129 function_and_variable_visibility,
130 whole_program_function_and_variable_visibility): Skip non-finalized
133 2009-10-08 Nick Clifton <nickc@redhat.com>
135 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
138 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
141 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
143 2009-10-07 Joseph Myers <joseph@codesourcery.com>
146 * c-common.c (c_fully_fold_internal): Strip nops from the result
147 of recursive calls to c_fully_fold_internal.
148 (c_wrap_maybe_const): New.
149 (c_save_expr): Use c_wrap_maybe_const.
150 * c-common.h (c_wrap_maybe_const): Declare.
151 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
152 build_binary_op): Use c_wrap_maybe_const.
154 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
156 * real.c: Fix comment to reflect actual exponent size.
158 2009-10-08 Ben Elliston <bje@au.ibm.com>
160 * config/rs6000/a2.md: Add FSF comment header.
162 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
164 * config/i386/i386.md (any_extend): New code iterator.
165 (u, s): New code attributes.
167 (DWIH): Rewrite as code iterator for SI and DI modes.
168 (DWI): Rewrite as mode attribute.
169 (dwi): New mode attribute.
170 (di): Depend on SI mode and DI mode.
171 (doubleint_general_operand): Remove mode attribute.
173 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
176 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
177 (*sub<mode>3_doubleword): Ditto.
179 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
180 using SWIM248 mode iterator.
181 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
182 using SWI48 mode iterator.
183 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
184 patterns using DWIH mode iterator and any_extend code iterator.
185 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
186 using any_extend code iterator.
187 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
188 patterns using DWIH mode iterator and any_extend code iterator.
189 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
190 using any_extend code iterator.
191 (<s>mul<mode>3_highpart): Macroize expander from
192 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
193 and any_extend code iterator.
194 (*<s>muldi3_highpart_1): Macroize insn from
195 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
196 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
197 patterns using any_extend code iterator.
198 (*<s>mulsi3_highpart_zext): Macroize insn from
199 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
201 2009-10-07 Jakub Jelinek <jakub@redhat.com>
203 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
204 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
205 refering to a DIE with DW_AT_const_value.
207 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
210 * ira-lives.c (check_and_make_def_conflict): Process all operands.
212 2009-10-06 Jan Hubicka <jh@suse.cz>
214 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
217 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
219 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
220 *lea_2_rex64): Move before *add<mode>_1 pattern.
222 2009-10-07 Jan Hubicka <jh@suse.cz>
224 * collect2.c (main): Add -fno-whole-program.
225 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
227 2009-10-07 Jan Hubicka <jh@suse.cz>
229 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones has
231 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
233 (cgraph_clone_node): Clear externally_visible flag for clones.
234 * cgraph.h (cgraph_only_called_directly_p,
235 cgraph_can_remove_if_no_direct_calls_p): New predicates.
236 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
237 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
238 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
239 ipcp_insert_stage): Likwise.
240 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
241 externally_visible flag.
242 (verify_cgraph_node): Verify that inline clones look right.
243 (process_function_and_variable_attributes): Do not set
244 externally_visible flags.
245 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
247 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
249 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
250 clear externally_visible when turning into inline clones
251 (cgraph_mark_inline_edge): Use new predicates.
252 (cgraph_estimate_growth): Likewise.
253 (cgraph_decide_inlining): Likewise.
254 * ipa.c (cgraph_postorder): Likewise.
255 (cgraph_remove_unreachable_nodes): Likewise; sanity check
256 that inline clones are not needed.
257 (cgraph_externally_visible_p): New predicate.
258 (function_and_variable_visibility): Add whole_program parameter;
259 always set externally_visible flag; handle COMDAT function
261 (local_function_and_variable_visibility): New function.
262 (gate_whole_program_function_and_variable_visibility): New function.
263 (whole_program_function_and_variable_visibility): New function.
264 (pass_ipa_whole_program_visibility): New function.
265 * passes.c (init_optimization_passes): Add whole program visibility
267 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
268 not care about needed/reachable flags.
269 * varpool.c: Include flags.h
270 (decide_is_variable_needed): When doing LTO assume whole-program mode.
271 (varpool_finalize_decl): When we are in LTO read-back, all variables
273 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
275 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
277 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
280 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
282 * config.gcc: Don't include the makefile fragments intended for
284 * config/s390/fixdfdi.h: File removed.
285 * config/s390/libgcc-glibc.ver: File removed.
286 * config/s390/s390.h: Remove the fixdfdi.h hack.
287 * config/s390/t-crtstuff: File moved to libgcc dir.
288 * config/s390/t-linux: Likewise.
289 * config/s390/t-tpf: libgcc specific parts removed.
290 * config/s390/t-linux64: Likewise.
292 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
294 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
295 (lto-compress.o): Likewise.
297 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
300 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
301 dllexport to class members here.
302 (i386_pe_determine_dllimport_p): Only check static class data for
304 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
305 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
306 functions for vague linkage.
307 (i386_pe_type_dllexport_p): Fix formatting.
308 (maybe_add_dllexport) New function.
309 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
312 2009-10-07 Ben Elliston <bje@au.ibm.com>
314 * config/rs6000/a2.md: Remove duplicated lines.
316 2009-10-07 Ben Elliston <bje@au.ibm.com>
318 * config.gcc (powerpc*-*-*): Handle a2.
319 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
320 * config/rs6000/a2.md: New file.
321 * config/rs6000/rs6000.opt (mno-update): New.
322 (mupdate): Return to using a mask, not a var.
323 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
324 (enum processor_type): Add PROCESSOR_PPCA2.
325 * config/rs6000/rs6000.c (ppca2_cost): New costs.
326 (rs6000_override_options): Add "a2" to processor_target_table.
327 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
328 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
330 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
332 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
333 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
334 reference to nonexistent gen_truncxfxf2 function.
336 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
338 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
339 (DWIH, g, di, doubleint_general_operand): New mode attributes.
340 (general_operand): Handle TI mode.
341 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
342 using SDWIM mode iterator.
343 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
344 pattern from *add{di,ti}3_1 patterns and corresponding splitters
345 using DWI mode iterator.
346 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
347 patterns using SWI mode iterator.
348 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
349 using SWI48 mode iterator.
350 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
351 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
352 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
353 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
354 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
355 using SDWIM mode iterator.
356 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
357 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
358 using DWI mode iterator.
359 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
360 patterns using SWI mode iterator.
361 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
362 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
363 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
364 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
365 patterns using plusminus code iterator.
366 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
367 sub<mode>3 patterns using plusminus code iterator.
368 * config/i386/i386.c (override_options): Update call to
369 gen_subdi_carry_rex64 for renamed function.
370 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
371 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
372 calls to instruction expanders.
374 2009-10-06 Martin Jambor <mjambor@suse.cz>
377 * opts.c (decode_options): Run IPA-SRA at -O2.
379 2009-10-06 Richard Guenther <rguenther@suse.de>
381 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
383 2009-10-06 Tobias Burnus <burnus@net-b.de>
386 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
387 -flto and -fwhole-program flags can be combined.
389 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
392 * gcc.c (process_command): Check that -o argument was specified.
394 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
396 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix
399 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
401 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
402 * doc/invoke.texi (Warning Options): Annotate allowed languages
403 for -Wunsuffixed-float-constants.
405 2009-10-05 Jakub Jelinek <jakub@redhat.com>
407 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
408 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
409 same name and isn't the main variant.
412 * dwarf2out.c (loc_by_reference): Removed.
413 (dw_loc_list_1): New function.
414 (dw_loc_list): Remove toplev argument, add want_address argument.
415 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
416 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
417 want_address == 2 to dw_loc_list. For successful dw_loc_list
418 set have_address to 1 only if want_address is not 0.
420 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
422 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
423 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
424 a code block followed by two pointers.
425 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
426 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
427 (MIPS_MOVE): Likewise.
428 (MIPS_LUI): Likewise.
430 (MIPS_BAL): Likewise.
431 (MIPS_NOP): Likewise.
432 (mips_asm_trampoline_template): Delete.
433 (mips_trampoline_code_size): New function.
434 (mips_trampoline_init): Add shorter sequences for all cases
435 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
436 Calculate the opcodes directly, rather than copying from a template.
437 Only flush the code part of the trampoline.
438 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
440 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
442 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
443 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
444 (INCOMING_RETURN_ADDR_RTX): Likewise.
445 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
447 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
448 with RETURN_ADDR_REGNUM.
449 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
450 * config/mips/mips.c (mips16_build_call_stub): Replace
451 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
452 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
453 (mips_print_operand_punctuation): Likewise.
454 (mips_frame_set): Likewise.
455 (mips16e_output_save_restore): Likewise.
456 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
457 (mips_save_reg_p): Likewise.
458 (mips_return_addr): Likewise.
459 (mips_set_return_address): Likewise.
460 (mips_direct_save_slot_move_p): Likewise.
461 (mips_output_function_prologue): Likewise.
462 (mips_restore_reg): Likewise.
463 (mips_expand_epilogue): Likewise.
464 (mips_epilogue_uses): Likewise.
465 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
466 (*mov<mode>_ra): Use it instead of a hard-coded 31.
467 (clear_hazard_<mode>): Likewise.
468 (call_internal): Likewise.
469 (call_internal_direct): Likewise.
470 (call_direct_split): Likewise.
471 (call_value_internal): Likewise.
472 (call_value_split): Likewise.
473 (call_value_internal_direct): Likewise.
474 (call_value_direct_split): Likewise.
475 (call_value_multiple_internal): Likewise.
476 (call_value_multiple_split): Likewise.
478 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
479 Jakub Jelinek <jakub@redhat.com>
481 PR rtl-optimization/41511
482 * combine.c (record_value_for_reg): Pass explicit values as argument
483 to get_last_value_validate.
484 (get_last_value_validate): Document INSN parameter.
485 For non-readonly MEMs, assume they might have been modified if INSN
486 was in another basic block.
487 (get_last_value): Minor reformatting.
489 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
492 * final.c (asm_str_count): Split out from asm_insn_count.
493 * rtl.h (asm_str_count): New prototype.
494 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
497 2009-10-05 Sriraman Tallam <tmsriram@google.com>
499 * doc/plugins.texi: Change plugin_pass to register_pass_info.
501 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
502 Rafael Espindola <espindola@google.com>
504 * gengtype.c (write_types): Moved call to write_func_for_structure
507 2009-10-05 Richard Guenther <rguenther@suse.de>
510 * lto-cgraph.c (output_cgraph): Output toplevel asms.
511 (input_cgraph_1): Input toplevel asms.
513 2009-10-05 Richard Guenther <rguenther@suse.de>
516 * lto-symtab.c (lto_compatible_attributes_p): Remove.
517 (external_aggregate_decl_p): Likewise.
518 (lto_symtab_compatible): Re-structure. Remove dead code.
519 For variables ignore toplevel qualifiers when comparing types.
520 Issue warnings, not errors for mismatched user-alignment.
522 2009-10-05 Richard Guenther <rguenther@suse.de>
526 * lto-symtab.c (struct lto_symtab_base_def): Remove.
527 (struct lto_symtab_identifier_def): Likewise.
528 (struct lto_symtab_decl_def): Likewise.
529 (struct lto_symtab_entry_def): New.
530 (lto_symtab_identifier_t): Rename to ...
531 (lto_symtab_entry_t): ... this.
532 (lto_symtab_decls): Remove.
533 (lto_symtab_base_hash): Rename to ...
534 (lto_symtab_entry_hash): ... this.
535 (lto_symtab_base_eq): Rename to ...
536 (lto_symtab_entry_eq): ... this.
537 (lto_symtab_base_marked_p): Rename to ...
538 (lto_symtab_entry_marked_p): ... this.
539 (lto_symtab_identifier_marked_p): Remove.
540 (lto_symtab_decl_marked_p): Likewise.
541 (lto_symtab_maybe_init_hash_tables): Rename to ...
542 (lto_symtab_maybe_init_hash_table): ... this.
543 (lto_symtab_set_resolution_and_file_data): Remove.
544 (lto_symtab_register_decl): New function.
545 (lto_symtab_get_identifier): Remove.
546 (lto_symtab_get): New function.
547 (lto_symtab_get_resolution): Adjust.
548 (lto_symtab_get_identifier_decl): Remove.
549 (lto_symtab_set_identifier_decl): Likewise.
550 (lto_symtab_merge_decl): Rename to ...
551 (lto_symtab_merge): ... this. Rewrite.
552 (lto_symtab_merge_var): Remove.
553 (lto_symtab_merge_fn): Likewise.
554 (lto_symtab_prevailing_decl): Adjust.
555 (lto_cgraph_replace_node): New function.
556 (lto_symtab_merge_decls_2): Likewise.
557 (lto_symtab_merge_decls_1): Likewise.
558 (lto_symtab_fixup_var_decls): Likewise.
559 (lto_symtab_resolve_symbols): Likewise.
560 (lto_symtab_merge_decls): Likewise.
561 (lto_symtab_prevailing_decl): Adjust.
562 (lto_symtab_get_symtab_def): Remove.
563 (lto_symtab_get_file_data): Likewise.
564 (lto_symtab_clear_resolution): Adjust.
565 (lto_symtab_clear_resolution): Likewise.
566 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
567 (input_cgraph_1): Likewise.
568 * lto-streamer-in.c (get_resolution): Do not provide fake
569 symbol resolutions here.
570 (deferred_global_decls): Remove.
571 (lto_register_deferred_decls_in_symtab): Likewise.
572 (lto_register_var_decl_in_symtab): Change signature, register
573 variable via lto_symtab_register_decl.
574 (lto_register_function_decl_in_symtab): Likewise.
575 (lto_read_tree): Adjust.
576 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
577 (lto_symtab_merge_var): Likewise.
578 (lto_symtab_merge_fn): Likewise.
579 (lto_symtab_register_decl): Declare.
580 (lto_symtab_merge_decls): Likewise.
582 2009-10-05 Richard Guenther <rguenther@suse.de>
584 PR tree-optimization/23821
585 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
586 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
587 simple IV increments.
589 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
591 * config/arm/arm.c (arm_override_options): Really initialize
592 flag_dwarf2_cfi_asm to 0.
594 2009-10-05 Doug Kwan <dougkwan@google.com>
596 PR rtl-optimization/41574
597 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
598 floating point and we are not doing unsafe math optimizations.
600 2009-10-03 Simon Baldwin <simonb@google.com>
601 Cary Coutant <ccoutant@google.com>
602 Rafael Espindola <espindola@google.com>
603 Richard Guenther <rguenther@suse.de>
604 Jan Hubicka <jh@suse.cz>
605 Doug Kwan <dougkwan@google.com>
606 H.J. Lu <hongjiu.lu@intel.com>
607 Bill Maddox <maddox@google.com>
608 Ryan Mansfield <rmansfield@qnx.com>
609 Diego Novillo <dnovillo@google.com>
610 Ollie Wild <aaw@google.com>
611 Kenneth Zadeck <zadeck@naturalbridge.com>
613 * lto-cgraph.c: New file.
614 * lto-compress.c: New file.
615 * lto-compress.h: New file.
616 * lto-opts.c: New file.
617 * lto-section-in.c: New file.
618 * lto-section-out.c: New file.
619 * lto-streamer-in.c: New file.
620 * lto-streamer-out.c: New file.
621 * lto-streamer.c: New file.
622 * lto-streamer.h: New file.
623 * lto-symtab.c: New file.
624 * lto-wpa-fixup.c: New file.
625 * lto-wrapper.c: New file.
627 2009-10-03 Simon Baldwin <baldwin@google.com>
628 Ben Elliston <bje@au.ibm.com>
629 Rafael Espindola <espindola@google.com>
630 Nathan Froyd <froydnj@codesourcery.com>
631 Jan Hubicka <jh@suse.cz>
632 Doug Kwan <dougkwan@google.com>
633 Diego Novillo <dnovillo@google.com>
634 Kenneth Zadeck <zadeck@naturalbridge.com>
636 * Makefile.in (enable_lto): New.
637 (site.exp): If @enable_lto@ is set to 'yes' define
639 (LINKER_PLUGIN_API_H): Define.
640 (LTO_SYMTAB_H): Define.
641 (LTO_STREAMER_H): Define.
642 (TREE_VECTORIZER_H): Define.
643 (INCLUDES): Add LIBELFINC.
644 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
645 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
646 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
648 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
649 (native): Add lto-wrapper$(exeext)
650 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
651 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
652 lto-symtab.o, lto-opts.o, lto-streamer.o,
653 lto-wpa-fixup.o): New rules.
654 (gimple.o): Add dependency on LTO_HEADER_H and
656 (varasm.o): Add dependency on tree-iterator.h.
657 (cgraph.o): Add dependency on cif-code.def.
658 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
659 (ipa-pure-const.o): Likewise.
660 (GTFILES): Add lto-symtab.c.
661 (install-lto-wrapper): New.
662 * configure.ac: If 'lto' is in enable_languages, define
663 ENABLE_LTO and enable_lto.
664 If LIBELFLIBS is set, define HAVE_libelf.
665 * config.in: Regenerate.
667 2009-10-03 Rafael Espindola <espindola@google.com>
668 Diego Novillo <dnovillo@google.com>
670 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
672 Call execute_ipa_summary_passes for all_regular_ipa_passes and
674 (cgraph_optimize): Make extern.
676 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
677 Kenneth Zadeck <zadeck@naturalbridge.com>
679 * toplev.c (in_lto_p): Declare.
680 * collect2.c (scan_prog_file): Read all the output when reading
682 (enum lto_mode_d): Declare.
684 2009-10-03 Richard Guenther <rguenther@suse.de>
685 Diego Novillo <dnovillo@google.com>
687 * gimple.c: Include target.h and alias.h.
688 (gimple_types): Declare.
689 (type_hash_cache): Declare.
690 (gimple_alloc_stat): Make extern.
691 (gimple_build_eh_must_not_throw): Call
692 gimple_eh_must_not_throw_set_fndecl.
693 (struct type_pair_d): Declare.
694 (type_pair_t): Declare.
695 (type_pair_hash): New.
697 (lookup_type_pair): New.
698 (gimple_force_type_merge): New.
699 (compare_type_names_p): New.
700 (compare_field_offset): New.
701 (gimple_types_compatible_p): New.
702 (struct sccs): Declare.
703 (next_dfs_num): Declare.
704 (iterative_hash_gimple_type): New.
706 (iterative_hash_type_name): New.
707 (iterative_hash_gimple_type): New.
708 (gimple_type_hash): New.
709 (gimple_type_eq): New.
710 (gimple_register_type): New.
711 (print_gimple_types_stats): New.
712 (gimple_signed_or_unsigned_type): New.
713 (gimple_unsigned_type): New.
714 (gimple_signed_type): New.
715 (gimple_get_alias_set): New.
716 (gimple_decl_printable_name): Do not use DMGL_TYPES.
717 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
718 (gimple_force_type_merge): Declare.
719 (gimple_types_compatible_p): Declare.
720 (gimple_register_type): Declare.
721 (print_gimple_types_stats): Declare.
722 (gimple_unsigned_type): Declare.
723 (gimple_signed_type): Declare.
724 (gimple_get_alias_set): Declare.
725 (gimple_eh_must_not_throw_set_fndecl): New.
727 2009-10-03 Jan Hubicka <jh@suse.cz>
728 Kenneth Zadeck <zadeck@naturalbridge.com>
730 * ipa-pure-const.c: Include lto-streamer.h.
731 (register_hooks): Factor out of ...
732 (generate_summary): ... here.
733 (pure_const_write_summary): New.
734 (pure_const_read_summary): New.
735 (pass_ipa_pure_const): Add pure_const_write_summary and
736 pure_const_read_summary.
737 * ipa-reference.c: Include lto-streamer.h.
738 (add_new_function): New.
739 (remove_node_data): New.
740 (duplicate_node_data): New.
741 (ipa_init): Guard against multiple calls.
742 Move hook setup from analyze_function.
743 (write_node_summary_p): New.
744 (ipa_reference_write_summary): New.
745 (ipa_reference_read_summary): New.
746 (pass_ipa_reference): Add ipa_reference_write_summary and
747 ipa_reference_read_summary.
748 * cgraph.h (cgraph_local_info): Add field lto_file_data.
749 (struct cgraph_edge): Add fields lto_stmt_uid and
750 call_stmt_cannot_inline_p.
751 (cgraph_optimize): Declare.
752 (cgraph_decide_is_function_needed): Declare.
753 (reset_inline_failed): Declare.
754 (enum LTO_cgraph_tags): Declare.
755 (LTO_cgraph_tag_names): Declare.
756 (LCC_NOT_FOUND): Define.
758 2009-10-03 Doug Kwan <dougkwan@google.com>
759 Rafael Espindola <espindola@google.com>
760 Jan Hubicka <jh@suse.cz>
761 Diego Novillo <dnovillo@google.com>
762 Kenneth Zadeck <zadeck@naturalbridge.com>
764 * passes.c (all_regular_ipa_passes): New.
765 (all_ipa_passes): Rename to all_small_ipa_passes.
766 (init_optimization_passes): Init all_regular_ipa_passes.
767 * tree-pass.h (all_regular_ipa_passes): New.
768 (all_ipa_passes): Rename to all_small_ipa_passes.
769 * passes.c (all_lto_gen_passes): New.
770 (init_optimization_passes): Initialize all_lto_gen_passes.
771 (execute_ipa_summary_passes): Make non-static.
772 (ipa_write_summaries_1): New.
773 (ipa_write_summaries_2): New.
774 (ipa_write_summaries): New.
775 (ipa_write_summaries_of_cgraph_node_set): New.
776 (ipa_read_summaries_1): New.
777 (ipa_read_summaries): New.
778 (execute_ipa_pass_list): Call cgraph_process_new_functions.
779 (execute_regular_ipa_pass_list): Remove.
780 (init_optimization_passes): Schedule
781 pass_rebuild_cgraph_edges and pass_early_inline outside
782 of pass_all_early_optimizations. Document reason.
783 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
784 pass_ipa_lto_finish_out): New pass.
785 (pass_ipa_summary_passes): Start and stop timers if the pass
787 (execute_all_ipa_transforms): New.
788 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
789 (dump_properties, debug_properties): New.
790 * tree-optimize.c (gate_all_early_local_passes): Return
791 false if we are in lto1.
792 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
793 * tree-pass.h (execute_all_ipa_transforms): Declare.
794 (pass_ipa_function_and_variable_visibility): Declare.
795 (pass_ipa_early_inline): Declare.
796 (pass_ipa_lto_gimple_out): Declare.
797 (pass_ipa_lto_wpa_fixup): Declare.
798 (pass_ipa_lto_finish_out): Declare.
799 (all_small_ipa_passes, all_regular_ipa_passes,
800 all_lto_gen_passes): Declare.
801 (execute_ipa_summary_passes): Declare.
802 (execute_all_ipa_transforms): Declare.
803 (ipa_write_summaries): Declare
804 (ipa_write_summaries_of_cgraph_node_set): Declare.
805 (ipa_read_summaries): Declare.
807 2009-10-03 Doug Kwan <dougkwan@google.com>
808 Ollie Wild <aaw@google.com>
810 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
813 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
814 (lto_mode): New variable.
815 (maybe_run_lto_and_relink): Handle the -fwpa option.
816 (main): Handle the -fwpa option.
817 (maybe_unlink_list): New function.
818 * gcc.c (link_lto_options): Replace -flto with -fwpa.
819 * common.opt (flto): New flag.
820 * toplev.c (flag_generate_lto): Declare.
822 2009-10-03 Simon Baldwin <simonb@google.com>
824 * common.opt (flto-compression-level): New flag.
826 * opts.c: Include lto-opts.h.
827 (handle_option): Call lto_register_user_option for each
828 valid option handled.
829 * (decode_options): Clear registered options before the options
832 2009-10-03 Cary Coutant <ccoutant@google.com>
834 * collect2.c (is_elf): New function.
835 (scan_prog_file): Require LTO object to be in ELF format.
837 2009-10-03 Rafael Espindola <espindola@google.com>
839 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
840 libgcc to the linker.
842 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
845 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
846 (collect_execute): Add flags argument. Pass flags to pex_run. Update
848 * collect2.h (collect_execute): Add flags argument.
849 * tlink.c (tlink_execute): Update call to collect_execute.
850 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
851 (use_linker_plugin): New.
852 (use_linker_plugin_spec_function): New.
853 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
854 (linker_plugin_file_spec): New.
855 (lto_wrapper_spec): New.
857 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
858 (static_spec_functions): Add use-linker-plugin.
859 (process_command): Handle -use-linker-plugin.
860 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
861 linker_plugin_file_spec and lto_gcc_spec.
862 (use_linker_plugin_spec_function): New.
864 2009-10-03 Richard Guenther <rguenther@suse.de>
868 * tree.h (is_lang_specific): Include LANG_TYPE.
869 * tree.c (find_decls_types_r): Manually add interesting parts
870 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
872 * gimple.c (type_pair_hash): Make symmetric.
873 (type_pair_eq): Likewise.
874 (lookup_type_pair): Increase initial hashtable size.
875 (gimple_force_type_merge): Rely on type-pair symmetry.
876 (visit): Remove excessive checking code.
877 (iterative_hash_type_name): Do not hash TYPE_NAME of
879 (gimple_register_type): Remove getenv calls, shrink initial
883 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
884 inline functions if not generating lto output.
887 * toplev.c (finalize): In WPA mode remove the asm file.
889 2009-10-03 Doug Kwan <dougkwan@google.com>
891 * ipa-inline.c (cgraph_mark_inline): Check
892 edge->call_stmt_cannot_inline_p instead of calling
893 gimple_call_cannot_inline_p.
894 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
895 (cgraph_gate_ipa_early_inlining): Return false if
897 (inline_generate_summary): Do nothing in LTRANS.
898 * cgraph.c (initialize_inline_failed): Make sure
899 e->call_stmt exists before calling
900 gimple_call_cannot_inline_p.
901 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
902 (cgraph_clone_edge): Add argument STMT_UID. Modify all
904 Update new_edge->lto_stmt_uid.
905 * cgraphbuild.c (reset_inline_failed): New.
907 * common.opt (fwpa): New flag.
908 (fltrans): New option.
909 * gcc.c (gcc_lto_option_t): New type.
910 (current_lto_option): New variable.
911 (lto_single_spec_function): Remove and is replaced by ..
912 (lto_option_spec_function): New function.
913 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
914 passing the -flto flag.
915 (cc1_options): Separate non-LTO related parts into ..
916 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
917 (lto1_options): New spec for lto FE.
918 (link_lto_options): New spec for handling LTO flags in linker.
919 (invoke_lto_single): Re-format to fit in 80 column. Replace
920 lto-single with lto-option.
921 (static_specs): Add cc1_non_lto_options, lto1_options and
923 (static_spec_function): Replace lto-single with lto-option.
924 (process_command): Handle -flto, -fwpa and -fltran
925 by setting current_lto_option and not passing it to subprocess
928 2009-10-03 Bill Maddox <maddox@google.com>
930 Add `gcc' driver support for link-time code generation (LTO).
932 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
933 (lto_flag, lto_objects, lto_o_file): New variables.
934 (struct lto_object, struct lto_object_list): New structures.
935 (collect_exit, handler): Remove LTO temporary output file on exit.
936 (add_lto_object): New function.
937 (maybe_run_lto_and_relink): New function. Perform link time code
938 generation and relinking for object files containing LTO information.
939 (main): Invoke maybe_run_lto_and_relink().
940 (dump_argv): New function. For debugging, currently disabled.
941 (scan_prog_file): Add LTO information pass.
942 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
944 * toplev.c (compile_file): Emit assembler directive to create
945 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
947 2009-10-03 Diego Novillo <dnovillo@google.com>
949 * c.opt: Add LTO to warn_abi and warn_psabi.
951 * tree.c (fld_worklist_push): Rename from PUSH.
952 Convert to static inline function.
953 Ignore language-specific nodes.
955 (find_decls_types_r): Do not traverse the subtrees of
956 language-specific nodes.
957 Do not traverse DECL_INITIAL for TYPE_DECLs.
958 * tree.h (is_lang_specific): New.
959 * langhooks.h (struct lang_hooks_for_decls): Remove
960 may_need_assembler_name_p. Update all users.
962 * c-common.c (set_builtin_user_assembler_name): Move ...
963 * builtins.c (set_builtin_user_assembler_name): ... here.
964 (is_builtin_name): Add comment
965 (is_builtin_fn): New.
966 * except.c (output_ttype): Only call
967 lookup_type_for_runtime if TYPE is not a runtime type.
969 * passes.c (register_pass): Call position_pass on
970 all_small_ipa_passes, all_regular_ipa_passes and
972 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
973 (TV_IPA_LTO_DECL_IO): Define.
974 (TV_IPA_LTO_CGRAPH_IO): Define.
976 (TV_WHOPR_WPA): Define.
977 (TV_WHOPR_WPA_IO): Define.
978 (TV_WHOPR_LTRANS): Define.
979 (TV_WHOPR_WPA_FIXUP): Define.
980 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
981 * tree-cfg.c (tree_node_can_be_shared): Make extern.
982 * tree-flow.h (tree_node_can_be_shared): Declare.
983 * tree-inline.c (tree_can_inline_p): Check that E has a
984 statement associated with it.
985 * tree.c (free_lang_data_in_binf): Factor out of ...
986 (free_lang_data_in_type): ... here.
987 Call RECORD_OR_UNION_TYPE_P.
988 (need_assembler_name_p): Ignore DECL if it does not have
990 Call lang_hooks.decls.may_need_assembler_name_p if set.
991 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
993 (free_lang_data): Set debug_info_level to
995 Set write_symbols to NO_DEBUG.
996 Set debug_hooks to do_nothing_debug_hooks.
997 (gate_free_lang_data): Return true if flag_generate_lto
999 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1000 * c-common.h (set_builtin_user_assembler_name): Move ...
1001 * tree.h (set_builtin_user_assembler_name): ... here.
1003 * common.opt (flto-report): New flag.
1004 * opts.c (complain_wrong_lang): Do not complain if
1006 * collect2.c (scan_prog_file): Send the error output of
1007 'nm' to HOST_BIT_BUCKET.
1009 2009-10-03 Ollie Wild <aaw@google.com>
1011 * langhooks-def.h (lhd_begin_section): New function declaration.
1012 (lhd_write_section): New function declaration.
1013 (lhd_end_section): New function declaration.
1014 (LANG_HOOKS_BEGIN_SECTION): New macro.
1015 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1016 (LANG_HOOKS_END_SECTION): New macro.
1017 (LANG_HOOKS_LTO): New macro.
1018 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1019 * langhooks.c (output.h): Add include.
1020 (saved_section): New static variable.
1021 (lhd_begin_section): New function.
1022 (lhd_write_section_data): New function.
1023 (lhd_end_section): New function.
1024 * langhooks.h (struct lang_hooks_for_lto): New structure.
1025 (struct lang_hooks): Add member lto.
1026 * Makefile.in (langhooks.o): Add dependency on output.h.
1028 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1030 2009-10-03 Richard Guenther <rguenther@suse.de>
1032 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1035 2009-10-03 Simon Baldwin <simonb@google.com>
1036 Richard Guenther <rguenther@suse.de>
1037 Janis Johnson <janis187@us.ibm.com>
1038 Doug Kwan <dougkwan@google.com>
1039 Diego Novillo <dnovillo@google.com>
1040 Ramana Radhakrishnan <ramana.r@gmail.com>
1041 Ollie Wild <aaw@google.com>
1043 * doc/install.texi: Add documentation for libelf and --enable-lto.
1044 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
1045 -fltrans, -flto-report, -flto-compression-level and
1047 * doc/sourcebuild.texi: Document use of zlib.
1048 Document lto-plugin.
1049 Add section for LTO Testing.
1051 2009-10-02 Cary Coutant <ccoutant@google.com>
1053 Add support for comdat type sections for DWARF v4. Merge from dwarf4
1055 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1056 (dw_die_ref): Define vector type.
1057 (enum dw_val_class): Add dw_val_class_data8.
1058 (struct dw_val_struct): Add v.val_data8.
1059 (comdat_type_node_ref): New type.
1060 (struct die_struct): Move die_symbol into a union; add new field
1061 die_type_node. Change all uses.
1062 (comdat_type_node): New type.
1063 (skeleton_chain_node): New type.
1064 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1065 (comdat_type_list): New variable.
1066 (dwarf_tag_name): Add DW_TAG_type_unit.
1067 (dwarf_attr_name): Add DW_AT_signature.
1068 (add_AT_data8): New function.
1069 (replace_child): New function.
1070 (move_all_children): New function.
1071 (print_signature): New function.
1072 (print_die): Print signature information; add dw_val_class_data8.
1073 (attr_checksum): Support dw_val_class_data8.
1074 (CHECKSUM_STRING): Redefine for DWARF-4 to include
1076 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1077 (checksum_sleb128, checksum_uleb128): New functions.
1078 (checksum_die_context): New function.
1079 (loc_checksum_ordered): New function.
1080 (attr_checksum_ordered): New function.
1081 (struct checksum_attributes): New structure.
1082 (collect_checksum_attributes): New function.
1083 (die_checksum_ordered): New function.
1084 (generate_type_signature): New function.
1085 (same_dw_val_p): Add dw_val_class_data8.
1086 (is_symbol_die): Use new is_declaration_die function.
1087 (is_declaration_die): New function.
1088 (should_move_die_to_comdat): New function.
1089 (clone_die): New function.
1090 (clone_tree): New function.
1091 (clone_as_declaration): New function.
1092 (copy_declaration_context): New function.
1093 (generate_skeleton_ancestor_tree): New function.
1094 (generate_skeleton_bottom_up): New function.
1095 (generate_skeleton): New function.
1096 (remove_child_or_replace_with_skeleton): New function.
1097 (break_out_comdat_types): New function.
1098 (struct decl_table_entry): New type.
1099 (htab_decl_hash): New function.
1100 (htab_decl_eq): New function.
1101 (htab_decl_del): New function.
1102 (copy_ancestor_tree): New function.
1103 (copy_decls_walk): New function.
1104 (copy_decls_for_unworthy_types): New function.
1105 (build_abbrev_table): Don't assert on missing die_symbol when doing
1106 comdat type sections.
1107 (size_of_die): Use DW_FORM_sig8 for external references; Add
1109 (unmark_dies): Don't assert for unmarked dies when doing comdat
1111 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1112 (output_signature): New function.
1113 (output_die): Likewise.
1114 (output_compilation_unit_header): Mark output as DWARF version 3
1115 even if generating DWARF 4.
1116 (output_comdat_type_unit): New function.
1117 (output_line_info): Mark output as DWARF version 3 even if generating
1119 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1121 (dwarf2out_end_source_file): Likewise.
1122 (prune_unused_types_walk_attribs): Don't follow references into
1123 comdat type sections.
1124 (prune_unused_types_mark): When generating type units, do not mark
1125 children of non-defining declarations of types; do mark children of
1127 (prune_unused_types): Process comdat type sections.
1128 (htab_ct_hash): New function.
1129 (htab_ct_eq): New function.
1130 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1131 Add a pointer to the line table from type unit entries so
1132 DW_AT_decl_file has meaning.
1133 * varasm.c (default_elf_asm_named_section): Use identifier name as
1134 comdat key instead of lang hook.
1136 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1138 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
1140 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1142 * config/i386/i386.md (SWIM248): New mode iterator.
1143 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1144 divmodhi4 patterns using SWIM248 macro.
1145 (*divmod<mode>4): Macroize insn_and_split pattern from
1146 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1147 and their corresponding splitters usign SWIM248 macro. Split SImode
1148 insn to generate cltd and DImode insn to generate cqto instead of
1149 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1150 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1151 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1152 *divmodsi_noext patterns using SWIM248 macro.
1153 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1154 udivmodhi4 patterns using SWIM248 macro.
1155 (*udivmod<mode>4): Macroize insn_and_split pattern from
1156 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1157 corresponding splitters using SWIM248 macro.
1158 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1159 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1161 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1163 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1164 of zero-sized element is zero-sized regardless of its extent.
1166 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1169 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1170 * configure: Regenerated.
1171 * config.in: Regenerated.
1172 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1173 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1174 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1175 not emitting .eh_frame, emit .cfi_sections .debug_frame
1180 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1181 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
1183 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1184 vars use DECL_RTL with resetting it back to NULL afterwards.
1185 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1186 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1187 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1188 the attribute type allows it, otherwise use DW_FORM_dataN.
1189 (mem_loc_descriptor): Handle CONST_STRING.
1190 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1191 Handle MEM with CONST_STRING address using add_AT_string.
1192 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1193 CONST_STRING for const arrays initialized with a string literal.
1194 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1195 (dwarf2out_finish): Call resolve_addr.
1197 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1198 Maxim Kuvyrkov <maxim@codesourcery.com>
1200 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1202 2009-10-02 Nick Clifton <nickc@redhat.com>
1204 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1205 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1207 2009-10-01 Jan Hubicka <jh@suse.cz>
1209 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1210 (cgraph_create_virtual_clone): Just pass redirect_callers
1212 * cgraph.h (cgraph_clone_node): Update prototype.
1213 * ipa-pure-const.c (self_recursive_p): New function.
1214 (propagate): Use it.
1215 * ipa-inline.c (cgraph_clone_inlined_nodes,
1216 cgraph_decide_recursive_inlining): Update.
1218 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1220 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1221 instructions for TARGET_OCTEON.
1223 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1225 * config/arm/arm.c (arm_override_options): Turn off
1226 flag_dwarf2_cfi_asm for AAPCS variants.
1228 2009-10-01 Martin Jambor <mjambor@suse.cz>
1231 * tree-sra.c (convert_callers): Do not call
1232 compute_inline_parameters on one caller more than once.
1234 2009-10-01 Nick Clifton <nickc@redhat.com>
1236 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1237 an empty string if not already defined.
1239 2009-10-01 Martin Jambor <mjambor@suse.cz>
1242 * tree-sra.c (is_va_list_type): New function.
1243 (find_var_candidates): Call is_va_list_type.
1244 (find_param_candidates): Check that the type or the type pointed
1245 to are not va_list types.
1247 2009-10-01 Martin Jambor <mjambor@suse.cz>
1250 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1251 DECL_ARTIFICIAL (param_decl) is true.
1253 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1255 * tree.h (tree_decl_common::lang_flag_8): New.
1256 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1258 * c-common.h (RID_CONSTEXPR): New.
1260 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1262 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1263 Use ref-all pointers.
1264 (alpha_gimplify_va_arg): Ditto.
1266 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1269 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1270 before insn counting loop now that BB_END (bb) is counted. Ensure
1271 the return value isn't zero.
1273 2009-09-30 Nick Clifton <nickc@redhat.com>
1275 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1276 with separate definitions of c_target_objs and cxx_target_objs.
1277 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1279 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1280 sh_symbian_import_export_class.
1281 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1282 * config/sh/symbian.c: Delete, moving code into...
1283 * config/sh/symbian-base.c: ... here
1284 * config/sh/symbian-c.c: ... and here
1285 * config/sh/symbian-cxx.c: ... and here.
1287 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1290 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1291 of plus RTX into register.
1293 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1295 * doc/install.texi: Linguistic and markup fixes.
1296 (Configuration) <--disable-cpp>: Remove description.
1297 <--enable-maintainer-mode>: Autotools files are affected, too.
1298 <--with-sysroot>: Improve description.
1299 (Building): Bump required GNU make version.
1301 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1303 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1304 (x86_64-*-*): Ditto.
1306 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1307 intrinisics for FMA4.
1308 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1309 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1310 Add FMA4 check and fma4intrin.h.
1311 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1313 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1314 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1315 constant for FMA4 support.
1316 (UNSPEC_FMA4_FMADDSUB): Ditto.
1317 (UNSPEC_FMA4_FMSUBADD): Ditto.
1318 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1319 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1320 (ix86_expand_fma4_multiple_memory): Ditto.
1321 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1322 (OPTION_MASK_ISA_FMA4_UNSET): New.
1323 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1324 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1325 (ix86_handle_option): Handle -mfma4.
1326 (isa_opts): Handle -mfma4.
1327 (enum pta_flags): Add PTA_FMA4.
1328 (override_options): Add FMA4 support.
1329 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1330 (IX86_BUILTIN_VFMADDSD): Ditto.
1331 (IX86_BUILTIN_VFMADDPS): Ditto.
1332 (IX86_BUILTIN_VFMADDPD): Ditto.
1333 (IX86_BUILTIN_VFMSUBSS): Ditto.
1334 (IX86_BUILTIN_VFMSUBSD): Ditto.
1335 (IX86_BUILTIN_VFMSUBPS): Ditto.
1336 (IX86_BUILTIN_VFMSUBPD): Ditto.
1337 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1338 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1339 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1340 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1341 (IX86_BUILTIN_VFNMADDSS): Ditto.
1342 (IX86_BUILTIN_VFNMADDSD): Ditto.
1343 (IX86_BUILTIN_VFNMADDPS): Ditto.
1344 (IX86_BUILTIN_VFNMADDPD): Ditto.
1345 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1346 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1347 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1348 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1349 (IX86_BUILTIN_VFMADDPS256): Ditto.
1350 (IX86_BUILTIN_VFMADDPD256): Ditto.
1351 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1352 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1353 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1354 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1355 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1356 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1357 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1358 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1359 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1360 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1361 (enum multi_arg_type): New enum for describing the various FMA4
1362 intrinsic argument types.
1363 (bdesc_multi_arg): New table for FMA4 intrinsics.
1364 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1365 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1367 (ix86_expand_builtin): Add FMA4 intrinsic support.
1368 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1369 operand instructions.
1370 (ix86_expand_fma4_multiple_memory): New function to split the
1371 second memory reference from FMA4 instructions.
1372 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1373 (ssemodesuffixf2s): Ditto.
1374 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1376 (fma4_fmsub<mode>4): Ditto.
1377 (fma4_fnmadd<mode>4): Ditto.
1378 (fma4_fnmsub<mode>4): Ditto.
1379 (fma4_vmfmadd<mode>4): Ditto.
1380 (fma4_vmfmsub<mode>4): Ditto.
1381 (fma4_vmfnmadd<mode>4): Ditto.
1382 (fma4_vmfnmsub<mode>4): Ditto.
1383 (fma4_fmadd<mode>4256): Ditto.
1384 (fma4_fmsub<mode>4256): Ditto.
1385 (fma4_fnmadd<mode>4256): Ditto.
1386 (fma4_fnmsub<mode>4256): Ditto.
1387 (fma4_fmaddsubv8sf4): Ditto.
1388 (fma4_fmaddsubv4sf4): Ditto.
1389 (fma4_fmaddsubv4df4): Ditto.
1390 (fma4_fmaddsubv2df4): Ditto.
1391 (fma4_fmsubaddv8sf4): Ditto.
1392 (fma4_fmsubaddv4sf4): Ditto.
1393 (fma4_fmsubaddv4df4): Ditto.
1394 (fma4_fmsubaddv2df4): Ditto.
1395 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1396 instructions for intrinsics.
1397 (fma4i_fmsub<mode>4): Ditto.
1398 (fma4i_fnmadd<mode>4): Ditto.
1399 (fma4i_fnmsub<mode>4): Ditto.
1400 (fma4i_vmfmadd<mode>4): Ditto.
1401 (fma4i_vmfmsub<mode>4): Ditto.
1402 (fma4i_vmfnmadd<mode>4): Ditto.
1403 (fma4i_vmfnmsub<mode>4): Ditto.
1404 (fma4i_fmadd<mode>4256): Ditto.
1405 (fma4i_fmsub<mode>4256): Ditto.
1406 (fma4i_fnmadd<mode>4256): Ditto.
1407 (fma4i_fnmsub<mode>4256): Ditto.
1408 (fma4i_fmaddsubv8sf4): Ditto.
1409 (fma4i_fmaddsubv4sf4): Ditto.
1410 (fma4i_fmaddsubv4df4): Ditto.
1411 (fma4i_fmaddsubv2df4): Ditto.
1412 (fma4i_fmsubaddv8sf4): Ditto.
1413 (fma4i_fmsubaddv4sf4): Ditto.
1414 (fma4i_fmsubaddv4df4): Ditto.
1415 (fma4i_fmsubaddv2df4): Ditto.
1417 * doc/invoke.texi (-mfma4): Add documentation.
1418 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1420 2009-09-29 Richard Henderson <rth@redhat.com>
1422 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1423 an edge to the new destination block.
1425 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1428 * pa.c (hppa_profile_hook): Use
1429 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1431 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1432 Alexander Monakov <amonakov@ispras.ru>
1435 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1436 (not_postinc_memory_operand): New.
1437 (not_postinc_move_operand): New.
1438 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1439 (*cmovsi_internal): Ditto.
1441 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1443 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1444 restrict issue_rate in first pass when scheduling for register
1447 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1448 Rafael Avila de Espindola <espindola@google.com>
1450 * gengtype.c (plugin_output): New.
1451 (get_output_file_with_visibility): Return plugin_output for plugins.
1452 (main): Parse and use the -P option.
1453 * gty.texi: Update the command line format.
1455 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1458 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1460 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1461 out if !const_ok_for_output.
1464 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1465 case VAR_LOCATION>: Remove gcc_unreachable ().
1467 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1469 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1470 (x86_64-*-*): Ditto.
1471 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1472 back to smmintrin.h.
1473 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1474 * config/i386/x86intrin.h: Remove SSE5.
1475 * config/i386/mmintrin-common.h: Delete file.
1476 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1478 2009-09-29 Richard Guenther <rguenther@suse.de>
1480 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1481 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1483 2009-09-29 Nick Clifton <nickc@redhat.com>
1485 * function.c (current_function_name): If there is no current
1486 function just return "<none>".
1488 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1490 * tree-pass.h (register_pass_info): New structure.
1491 (pass_positioning_ops): Move enum from gcc-plugin.h.
1492 (register_pass): New function.
1493 * gcc-plugin.h (plugin_pass): Delete structure.
1494 (pass_positioning_ops): Delete enum.
1495 * plugin.c (regsiter_pass): Delete function.
1496 (position_pass): Delete function.
1497 (added_pass_nodes): Delete variable.
1498 (prev_added_pass_nodes): Delete variable.
1499 (pass_list_node): Delete structure.
1500 * passes.c (make_pass_instance): New function.
1501 (next_pass_1): Change to call make_pass_instance.
1502 (pass_list_node): Move structure from gcc-plugin.h.
1503 (added_pass_nodes): Move variable from plugin.c.
1504 (prev_added_pass_nodes): Move variable from plugin.c.
1505 (position_pass): New function.
1506 (register_pass): New function.
1508 2009-09-28 Easwaran Raman <eraman@google.com>
1510 * ifcvt.c (noce_try_abs): Recognize pattern and call
1511 expand_one_cmpl_abs_nojump.
1512 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1513 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1515 2009-09-28 Ian Lance Taylor <iant@google.com>
1518 * c-opts.c (c_common_handle_option): Don't set
1519 warn_jump_misses_init for -Wall.
1520 * doc/invoke.texi (Warning Options): Update documentation.
1522 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1524 * Makefile.in ($(out_object_file)): Depend on
1525 gt-$(basename $(notdir $(out_file))).h.
1527 2009-09-28 Richard Henderson <rth@redhat.com>
1529 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1530 * except.c (gen_eh_region): Set it.
1531 (duplicate_eh_regions_1): Copy it.
1532 * tree-eh.c (lower_resx): Use it to determine which function
1535 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1536 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1537 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1538 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1539 BUILT_IN_CXA_END_CLEANUP if necessary.
1541 * c-common.c (c_define_builtins): Update call to
1542 build_common_builtin_nodes.
1544 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1546 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1548 2009-09-28 Michael Matz <matz@suse.de>
1550 * builtins.c (interclass_mathfn_icode): New helper.
1551 (expand_builtin_interclass_mathfn): Use it here, and split folding
1553 (fold_builtin_interclass_mathfn): ... this new folder.
1554 (build_call_nofold_loc): New static helper.
1555 (build_call_nofold): New wrapper macro for above.
1556 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1557 (expand_builtin_pow): Ditto.
1558 (expand_builtin_memset_args): Ditto.
1559 (expand_builtin_printf): Ditto.
1560 (expand_builtin_fprintf): Ditto.
1561 (expand_builtin_sprintf): Ditto.
1562 (expand_builtin_memory_chk): Ditto.
1563 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1564 (expand_builtin_stpcpy): Ditto.
1565 (expand_builtin_strcmp): Ditto.
1566 (expand_builtin_strncmp): Ditto.
1567 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1568 (expand_builtin_strcpy_args): Don't call folders.
1569 (expand_builtin_memcmp): Ditto.
1570 (expand_builtin_strncpy): Ditto, and use target.
1571 (expand_builtin_memcpy): Ditto.
1572 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1573 expand_builtin_strpbrk, expand_builtin_memmove,
1574 expand_builtin_memmove_args, expand_builtin_bcopy,
1575 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1576 expand_builtin_strspn, expand_builtin_strcspn,
1577 expand_builtin_fputs): Remove these.
1578 (expand_builtin): Don't call the above, change calls to other
1579 expanders that changed prototype.
1580 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1581 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1582 fold_builtin_interclass_mathfn.
1583 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1584 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1586 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1587 * passes.c (init_optimization_passes): Move pass_fold_builtins
1588 after last phiopt pass.
1589 * tree-inline.c (fold_marked_statements): When folding builtins
1590 iterate over all instruction potentially generated.
1591 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1593 (fold_gimple_call): Use it to always fold calls (into potentially
1594 multiple instructions).
1595 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1596 calls into zero at this time.
1597 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1598 statements generated by builtin folding.
1600 2009-09-28 Nick Clifton <nickc@redhat.com>
1602 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1605 2009-09-28 Duncan Sands <baldrick@free.fr>
1607 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1608 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1609 (register_callback): Dispatch it.
1610 (invoke_plugin_callbacks): Incorporate in sanity check.
1611 * ggc.h (ggc_register_cache_tab): Add declaration.
1612 * ggc-common.c (ggc_register_root_tab): Simplify.
1613 (const_ggc_cache_tab_t): New typedef.
1614 (extra_cache_vec): New vector of dynamically added cache tables.
1615 (ggc_register_cache_tab): New function.
1616 (ggc_scan_cache_tab): New function.
1617 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1618 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1620 2009-09-27 Richard Henderson <rth@redhat.com>
1622 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1623 which we remove __builtin_stack_restore.
1625 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1627 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1628 to test for GRD_INVARIANT.
1629 (simple_rhs_p): Anything that's function_invariant_p is fine.
1631 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1633 * gengtype.c (main): Use plunge_files instead of plugin_output.
1635 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1636 Rafael Avila de Espindola <espindola@google.com>
1638 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1639 Don't print pch related info if it is false.
1640 (main): Don't print pch info in plugin mode.
1642 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1644 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1645 with dw_val_class_const_double.
1646 (struct dw_val_struct): Replace val_long_long with val_double and
1647 adjust for above change.
1648 (output_loc_operands): Likewise.
1649 (add_AT_long_long): Rename into...
1650 (add_AT_double): ...this.
1651 (print_die): Replace dw_val_class_long_long with
1652 dw_val_class_const_double and adjust.
1653 (attr_checksum): Likewise.
1654 (same_dw_val_p): Likewise.
1655 (size_of_die): Likewise.
1656 (value_format): Likewise.
1657 (output_die): Likewise.
1658 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1659 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1660 instead of add_AT_long_long.
1661 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1662 value with the precision of its type.
1664 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1667 * c-typeck.c (build_conditional_expr): Use the readonly and
1668 volatile flags of the operand types, not of the operands itself.
1670 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1672 collect2.c (main): Look for -brtl before adding libraries.
1674 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1676 * config.gcc: Update OpenBSD targets.
1677 * config/openbsd-stdint.h: New file.
1678 * config/openbsd-libpthread.h: New file.
1679 * config/openbsd.h: Update and break out LIB_SPEC definition.
1680 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1681 * config/i386/openbsdelf.h: Correct types.
1682 * config/m68k/openbsd.h: Likewise.
1683 * config/mips/openbsd.h: Likewise.
1684 * config/vax/openbsd.h: Likewise.
1686 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1688 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1689 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1690 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1691 of the length and zero.
1693 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1695 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1696 (FLAGS_H): Add options.h $(REAL_H).
1697 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1698 (TREE_VECTORIZER_H): New.
1699 (EBITMAP_H): Renamed from EBIMAP_H.
1700 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1701 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1702 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1703 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1704 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1705 (graphite-clast-to-gimple.o, graphite-dependences.o)
1706 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1707 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1708 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1709 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1710 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1711 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1712 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1713 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1714 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1715 updated and fixed as per above changes and per
1716 check_makefile_deps.sh output.
1719 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1720 * configure: Regenerate.
1722 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1724 * doc/install.texi: Update minimum MPC version to 0.7.
1726 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1728 * doc/install.texi (Binaries): Remove reference to the binary
1729 distribution CD-ROM from the FSF.
1731 2009-09-26 Michael Matz <matz@suse.de>
1735 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1736 that are mentioned in the body.
1738 2009-09-26 Michael Matz <matz@suse.de>
1740 PR tree-optimization/41454
1741 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1742 (tree_ssa_dominator_optimize): Don't allocate and free it.
1743 (dom_opt_leave_block): Don't iterate over it.
1744 (eliminate_redundant_computations): Don't return a value.
1745 (cprop_operand, cprop_into_stmt): Ditto.
1746 (optimize_stmt): Don't defer updating stmts.
1748 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1750 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1751 generic_parameter_die, template_parameter_pack_die,
1752 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1753 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1754 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1756 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1758 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1759 * config/v850/v850.c (v850_function_value): New function.
1760 (TARGET_FUNCTION_VALUE): Define.
1762 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1764 * tree-vect-stmts.c (vectorizable_call): Call
1765 mark_symbols_for_renaming after vect_finish_stmt_generation.
1767 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1768 to loc_descriptor_from_tree.
1769 (add_location_or_const_value_attribute): Pass 0 instead of 2
1770 for decl_by_reference_p decls.
1772 2009-09-25 Richard Guenther <rguenther@suse.de>
1775 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1778 2009-09-25 Ben Elliston <bje@au.ibm.com>
1780 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1783 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1785 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1786 form of instruction.
1788 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1791 * fold-const.c (const_binop): Handle complex int division.
1792 * tree-complex.c (expand_complex_div_straight,
1793 expand_complex_div_wide): Update comments.
1795 2009-09-24 DJ Delorie <dj@redhat.com>
1798 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1799 (reg_class): Likewise.
1800 (REG_CLASS_NAMES): Likewise.
1801 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1803 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1806 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1808 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1809 Delete VSX load/store with update support.
1810 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1811 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1815 (VStype_load_update): Ditto.
1816 (VStype_store_update): Ditto.
1817 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1818 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1820 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1821 load/store with update builtins.
1823 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1825 * libgcc2.c (L_trampoline): Prototype for getpagesize
1826 and mprotect in WINNT case.
1828 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1830 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1831 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1832 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1833 'outgoing' argument.
1834 (TARGET_FUNCTION_VALUE): Define.
1836 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1838 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1840 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1843 * common.opt: Initialize dwarf_strict to -1.
1844 * toplev.c (process_options): Catch unset dwarf_strict
1845 and set to 0 for all targets not overriding.
1846 * config/darwin.c (darwin_override_options): Catch unset
1847 dwarf_strict and override to 1.
1849 2009-09-24 Jeff Law <law@redhat.com>
1851 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1853 2009-09-24 Richard Guenther <rguenther@suse.de>
1855 PR tree-optimization/36143
1856 PR tree-optimization/38747
1857 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1858 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1860 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1863 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1864 return false instead of gcc_unreachable (). For CONST return the
1865 value returned by recursive call instead of always returning true.
1866 (tree_add_const_value_attribute): Return the value returned by
1867 add_const_value_attribute instead of always returning true if rtl
1870 2009-09-23 Justin Seyster <jrseys@gmail.com>
1872 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1874 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1876 * cgraphunit.c (cgraph_lower_function): Revert last change.
1877 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1878 instead of DECL_NO_STATIC_CHAIN.
1879 * tree-cfg.c (verify_gimple_call): Likewise.
1880 * tree-nested.c (get_chain_decl, get_chain_field,
1881 convert_tramp_reference_op, convert_gimple_call): Likewise.
1882 (convert_all_function_calls): Likewise. Always set or clear
1883 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1884 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1885 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1887 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1888 DECL_NO_STATIC_CHAIN.
1889 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1890 instead of DECL_NO_STATIC_CHAIN.
1891 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1892 decl_function_context.
1893 * varasm.c (initializer_constant_valid_p): Likewise.
1894 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1895 (DECL_STATIC_CHAIN): ... this.
1896 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1897 instead of DECL_NO_STATIC_CHAIN.
1899 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1900 Rafael Avila de Espindola <espindola@google.com>
1902 * gengtype.c (nb_plugin_files): Make it unsigned to match
1903 num_gt_files. Adjust other variables to avoid warnings.
1904 (main): Allocate an all zero lang_bitmap before each plugin file name
1905 to match regular file names.
1907 2009-09-23 Richard Henderson <rth@redhat.com>
1909 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1910 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1911 static chain passed in memory.
1912 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1913 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1914 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1915 STATIC_CHAIN_REGNUM defined.
1917 * config/picochip/picochip-protos.h: s/class/klass/.
1918 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1919 (picochip_static_chain): New.
1920 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1921 (STATIC_CHAIN_INCOMING): Remove.
1923 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1924 (xtensa_static_chain): New.
1925 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1927 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1929 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1930 * config/pa/pa-protos.h (function_value): Remove.
1931 * config/pa/pa.c (pa_function_value): Rename from function_value.
1932 Make static, add 'outgoing' argument.
1933 (TARGET_FUNCTION_VALUE): Define.
1935 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1937 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1938 instead of cfun->machine->is_leaf.
1939 * config/avr/avr.h (machine_function): Remove is_leaf field.
1941 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1944 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1945 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1946 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1947 the same size, prefer DW_OP_stack_value.
1948 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1949 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1951 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1954 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1956 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1959 * cfgexpand.c (convert_debug_memory_address): New.
1960 (expand_debug_expr): Convert base address and offset to the same
1961 mode. Use it to convert addresses to other modes. Accept
1964 2009-09-23 Richard Guenther <rguenther@suse.de>
1966 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1967 produced for bigendian targets with promoted subregs.
1969 2009-09-23 Richard Guenther <rguenther@suse.de>
1971 * value-prof.c (gimple_ic): Purge old EH edges only after building
1974 2009-09-23 Nick Clifton <nickc@redhat.com>
1976 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1978 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1981 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1984 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1985 on non-nested functions.
1987 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1988 Jan Hubicka <jh@suse.cz>
1990 * dwarf2out.c (loc_list_plus_const): Only define if
1991 DWARF2_DEBUGGING_INFO.
1992 (address_of_int_loc_descriptor): Likewise.
1995 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1997 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2000 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2001 constant is more than zero.
2003 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2006 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2007 call final to emit non-scheduled prologue, instead insert at entry.
2009 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2010 Joseph S. Myers <joseph@codesourcery.com>
2012 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2014 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2015 Rafael Avila de Espindola <espindola@google.com>
2017 * gengtype.c (is_file_equal): New function.
2018 (close_output_files): Use is_file_equal. Free of->buf.
2020 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2021 Rafael Avila de Espindola <espindola@google.com>
2023 * gengtype.c (write_types, write_local): Add the output_header
2024 argument. Update all callers.
2026 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2028 * dwarf2out.c (template_parameter_pack_die,
2029 gen_formal_parameter_pack_die ): New functions.
2030 (make_ith_pack_parameter_name): Remove this function.
2031 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2032 DW_TAG_formal_parameter_pack.
2033 (gen_generic_params_dies): Represent each template parameter pack
2034 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2035 represented by usual DW_TAG_template_*_parameter DIEs that are
2036 children of the DW_TAG_template_parameter_pack element DIE.
2037 (generic_parameter_die): This doesn't deal with parameter pack
2038 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2039 of parameter pack DIEs.
2040 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2041 in certain cases, e.g. for pack elements.
2042 (gen_formal_types_die, gen_decl_die): Adjust usage of
2043 gen_formal_parameter_die.
2044 (gen_subprogram_die): Represent each function parameter pack by a
2045 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2046 represented by usual DW_TAG_formal_parameter DIEs that are children
2047 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2048 ____builtin_va_alist decls as no part of the compiler uses those
2050 * langhooks.h (struct lang_hooks_for_decls): Add
2051 function_parm_expanded_from_pack_p, get_generic_function_decl
2052 and function_parameter_pack_p hooks. Fix comment for
2053 get_innermost_generic_parms hook.
2054 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2055 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2056 macros and use them to initialize lang_hook.
2058 2009-09-22 Richard Henderson <rth@redhat.com>
2060 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2061 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2062 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2063 on TRAMPOLINE_TEMPLATE.
2064 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2065 TRAMPOLINE_ADJUST_ADDRESS.
2066 * targhooks.c (default_asm_trampoline_template): Remove.
2067 (default_trampoline_adjust_address): Remove.
2068 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2069 * targhooks.h: Update decls.
2071 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2073 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2074 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2075 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2077 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2080 * reload1.c (reload): Reset debug insns with pseudos without
2083 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2085 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2086 unconditional true for decimal float modes.
2087 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2088 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2090 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2092 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2093 Enable a new case for __FreeBSD__ >= 7.
2094 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2095 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2096 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2097 and USE_LD_AS_NEEDED.
2099 * doc/install.texi (*-*-freebsd*): Update target information.
2101 2009-09-22 Richard Guenther <rguenther@suse.de>
2104 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2105 arrays really properly.
2107 2009-09-22 Richard Henderson <rth@redhat.com>
2110 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2111 calls.static_chain, calls.trampoline_init,
2112 calls.trampoline_adjust_address.
2113 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2114 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2115 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2116 * builtins.c (expand_builtin_setjmp_receiver): Use
2117 targetm.calls.static_chain; only clobber registers.
2118 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2119 set up memory attributes properly for the trampoline block.
2120 (expand_builtin_adjust_trampoline): Use
2121 targetm.calls.trampoline_adjust_address.
2122 * calls.c (prepare_call_address): Add fndecl argument. Use
2123 targetm.calls.static_chain.
2124 * df-scan.c (df_need_static_chain_reg): Remove.
2125 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2126 consolodate static chain handling.
2127 * doc/tm.texi: Document new hooks.
2128 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2129 (init_emit_regs): Don't initialize them.
2130 * expr.h (prepare_call_address): Update decl.
2131 * final.c (profile_function): Use targetm.calls.static_chain.
2132 * function.c (expand_function_start): Likewise.
2133 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2134 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2135 only clobber registers.
2136 * targhooks.c (default_static_chain): New.
2137 (default_asm_trampoline_template, default_trampoline_init): New.
2138 (default_trampoline_adjust_address): New.
2139 * targhooks.h: Declare them.
2140 * varasm.c (assemble_trampoline_template): Use
2141 targetm.asm_out.trampoline_template. Make the memory block const
2144 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2145 alpha_initialize_trampoline. Make static. Merge VMS parameter
2146 differences into the TARGET_ABI_OPEN_VMS code block.
2147 (TARGET_TRAMPOLINE_INIT): New.
2148 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2149 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2150 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2151 (INITIALIZE_TRAMPOLINE): Remove.
2153 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2154 (TRAMPOLINE_TEMPLATE): Merge with ...
2155 (INITIALIZE_TRAMPOLINE): ... this and move ...
2156 * config/arc/arc.c (arc_trampoline_init): ... here.
2157 (TARGET_TRAMPOLINE_INIT): New.
2159 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2160 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2161 (arm_asm_trampoline_template): New.
2162 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2163 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2164 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2165 code to arm_asm_trampoline_template.
2166 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2167 arm_trampoline_adjust_address.
2168 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2169 adjust for target hook parameters.
2171 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2174 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2175 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2176 (bfin_trampoline_init): Rename from initialize_trampoline;
2177 make static; update for target hook parameters.
2178 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2179 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2180 bfin_asm_trampoline_template.
2181 (INITIALIZE_TRAMPOLINE): Remove.
2183 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2184 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2185 cris_trampoline_init): New.
2186 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2187 cris_asm_trampoline_template.
2188 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2189 adjust for target hook parameters.
2191 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2193 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2194 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2195 fr30_trampoline_init): New.
2196 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2197 fr30_asm_trampoline_template.
2198 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2199 adjust for target hook parameters.
2201 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2202 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2203 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2204 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2205 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2207 * config/h8300/h8300.c (h8300_trampoline_init): New.
2208 (TARGET_TRAMPOLINE_INIT): New.
2209 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2210 to h8300_trampoline_init and adjust for hook parameters.
2212 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2213 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2214 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2215 make static; adjust for hook parameters.
2216 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2218 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2219 (TARGET_TRAMPOLINE_INIT): New.
2220 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2221 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2222 iq2000_asm_trampoline_template.
2223 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2224 (TRAMPOLINE_CODE_SIZE): New.
2225 (TRAMPOLINE_SIZE): Use it.
2226 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2228 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2229 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2230 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2231 adjust for hook parameters.
2232 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2234 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2235 (m32r_trampoline_init): New.
2236 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2237 m32r_trampoline_init.
2239 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2240 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2241 make static; update for hook parameters.
2242 * config/m68hc11/m68hc11-protos.h: Update.
2243 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2245 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2246 (TARGET_TRAMPOLINE_INIT): New.
2247 (mcore_function_value): Fix typo.
2248 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2249 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2250 to mcore_asm_trampoline_template.
2251 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2253 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2254 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2255 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2256 update for hook parameters.
2257 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2259 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2260 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2261 mips_trampoline_init): New.
2262 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2263 mips_asm_trampoline_template.
2264 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2265 update for hook parameters.
2267 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2268 (TARGET_TRAMPOLINE_INIT): New.
2269 (mmix_trampoline_size): Remove.
2270 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2271 make static. Remove out-of-date tetra vs octa comment.
2272 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2273 make static; update for hook parameters.
2274 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2275 (INITIALIZE_TRAMPOLINE): Remove.
2276 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2277 (TRAMPOLINE_ALIGNMENT): New.
2278 * gcc/config/mmix/mmix-protos.h: Update.
2280 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2281 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2282 mn10300_trampoline_init): New.
2283 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2284 mn10300_asm_trampoline_template.
2285 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2287 * config/moxie/moxie.c (moxie_static_chain,
2288 moxie_asm_trampoline_template, moxie_trampoline_init,
2289 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2290 TARGET_TRAMPOLINE_INIT): New.
2291 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2292 moxie_trampoline_init.
2293 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2294 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2296 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2297 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2298 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2299 pa_trampoline_adjust_address): New.
2300 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2301 pa_asm_trampoline_template.
2302 (TRAMPOLINE_ALIGNMENT): New.
2303 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2304 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2305 adjust for hook parameters.
2306 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2308 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2309 (TARGET_TRAMPOLINE_INIT): New.
2310 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2311 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2313 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2315 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2316 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2317 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2318 make static; adjust parameters for the hook.
2319 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2321 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2322 s390_trampoline_template; make static.
2323 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2324 make static; adjust for target hook.
2325 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2326 * config/s390/s390-protos.h: Remove trampoline decls.
2327 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2328 (TRAMPOLINE_TEMPLATE): Remove.
2329 (TRAMPOLINE_ALIGNMENT): New.
2331 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2332 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2333 (TARGET_TRAMPOLINE_INIT): New.
2334 (score_asm_trampoline_template): New.
2335 (score_trampoline_init): Rename from score_initialize_trampoline;
2336 make static; adjust for hook parameters.
2337 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2338 score[37]_asm_trampoline_template.
2339 (INITIALIZE_TRAMPOLINE): Remove.
2340 * config/score/score3.c (score3_asm_trampoline_template): New.
2341 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2342 adjust for target hook.
2343 * config/score/score7.c (score7_asm_trampoline_template): New.
2344 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2345 adjust for target hook.
2346 * config/score/score3.h, config/score/score7.h: Update.
2348 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2349 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2350 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2351 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2352 make static; adjust for target hook parameters.
2353 (sh_trampoline_adjust_address): New.
2354 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2355 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2357 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2358 (sparc32_initialize_trampoline): Rename from
2359 sparc_initialize_trampoline; make static; replace tramp parameter
2360 with m_tramp and update memory accesses.
2361 (sparc64_initialize_trampoline): Similarly.
2362 (sparc_trampoline_init): New.
2363 * config/sparc/sparc-protos.h: Remove trampoline decls.
2364 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2365 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2367 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2368 (array_to_constant): Make ARR parameter const.
2369 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2370 make static; update for hook parameters.
2371 * config/spu/spu-protos.h: Update decls.
2372 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2374 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2375 from xstormy16_initialize_trampoline; make static; update for
2377 (TARGET_TRAMPOLINE_INIT): New.
2378 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2380 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2381 (TARGET_TRAMPOLINE_INIT): New.
2382 (v850_can_eliminate): Make static.
2383 (v850_asm_trampoline_template, v850_trampoline_init): New.
2384 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2385 v850_asm_trampoline_template.
2386 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2387 and adjust for target hook parameters.
2389 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2390 (TARGET_TRAMPOLINE_INIT): New.
2391 (vax_asm_trampoline_template, vax_trampoline_init): New.
2392 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2393 vax_asm_trampoline_template.
2394 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2396 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2397 (TARGET_TRAMPOLINE_INIT): New.
2398 (xtensa_asm_trampoline_template): Rename from
2399 xtensa_trampoline_template; make static.
2400 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2401 make static; update for hook parameters.
2402 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2403 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2404 (INITIALIZE_TRAMPOLINE): Remove.
2406 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2407 error for nested functions with regparm=3.
2408 (ix86_compute_frame_layout): Adjust frame pointer offset for
2409 ix86_static_chain_on_stack.
2410 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2411 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2412 don't reset to UNITS_PER_WORD.
2413 (ix86_emit_leave): Adjust ix86_cfa_state.
2414 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2415 (ix86_static_chain): New.
2416 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2417 make static; update for target hook parameters; use ix86_static_chain.
2418 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2419 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2420 (INITIALIZE_TRAMPOLINE): Remove.
2421 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2422 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2423 to the end. Add static_chain_on_stack.
2424 (ix86_static_chain_on_stack): New.
2426 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2427 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2428 (m68k_trampoline_init): New.
2429 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2430 m68k_trampoline_init and adjust for hook parameters.
2431 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2432 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2434 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2436 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2437 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2439 * reload1.c (reload): Call wrap_constant when substituting
2440 reg for equiv inside of DEBUG_INSNs.
2443 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2444 add_call_src_coords_attributes, add_high_low_attributes,
2445 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2446 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2447 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2448 when -gdwarf-2 -gstrict-dwarf.
2449 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2450 -gdwarf-[23] -gstrict-dwarf.
2451 (address_of_int_loc_descriptor, loc_descriptor,
2452 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2453 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2454 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2456 2009-09-22 Richard Guenther <rguenther@suse.de>
2458 PR tree-optimization/41428
2459 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2460 (ccp_finalize): Pass it to substitute_and_fold.
2462 2009-09-22 Richard Guenther <rguenther@suse.de>
2464 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2465 (substitute_and_fold): Adjust prototype.
2466 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2467 (simplify_stmt_using_ranges): Likewise.
2468 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2469 (vrp_fold_stmt): New function.
2470 (vrp_finalize): Pass it to substitute_and_fold.
2471 * tree-flow.h (vrp_evaluate_conditional): Remove.
2472 (simplify_stmt_using_ranges): Likewise.
2473 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2474 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2475 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2477 (fold_predicate_in): Move to tree-vrp.c.
2478 (substitute_and_fold): Use the callback instead of calling into
2479 tree-vrp.c functions directly.
2481 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2483 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2484 comparison warning on rs6000.
2487 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2488 GIMPLE_EH_MUST_NOT_THROW cleanup.
2489 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2491 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2494 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2495 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2496 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2497 libSystem which is derived from the gcc 4.2.1 unwinder.
2499 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2502 * varasm.c (default_encode_section_info): Copy TLS model into
2503 sym_ref flags regardless of backend support for TLS, for all
2504 model types except TLS_MODEL_EMULATED.
2506 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2509 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2510 we can handle it correctly.
2512 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2514 * doc/install.texi (os2): Remove section.
2516 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2518 * doc/standards.texi (Objective-C): Adjust two URLs.
2520 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2522 * tree-tailcall.c (process_assignment): Don't check if a
2523 multiplication or an addition are already present.
2524 (find_tail_calls): Combine multiple additions and multiplications.
2525 (adjust_accumulator_values): Emit accumulators.
2527 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2529 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2530 xmm register restore.
2532 2009-09-21 Jan Hubicka <jh@suse.cz>
2534 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2535 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2538 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2540 * stor-layout.c (layout_type): Remove obsolete code.
2542 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2545 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2547 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2550 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2551 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2552 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2553 * fold-const.c (const_binop): Likewise.
2554 * real.h (do_mpc_arg2): Update prototype.
2556 2009-09-20 Jan Hubicka <jh@suse.cz>
2558 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2559 (add_location_or_const_value_attribute): Rewrite using
2561 (tree_add_const_value_attribute): Return true if successful.
2562 (tree_add_const_value_attribute_for_decl): Likewise.
2564 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2565 (loc_descriptor): ... here;
2566 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2567 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2568 pool items that was not marked for output.
2569 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2570 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2571 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2572 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2573 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2574 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2575 DW_OP_stack_value to get address of items that are not available
2577 (dw_loc_list): Handle single element lists correctly.
2579 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2580 Pascal Obry <obry@adacore.com>
2582 * unwind-dw2-fde.c (classify_object_over_fdes):
2583 Cast the constant 1 to _Unwind_Ptr.
2584 (add_fdes): Likewise.
2585 (linear_search_fdes): Likewise.
2587 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2589 * stor-layout.c (set_sizetype): Avoid useless type copy.
2591 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2593 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2595 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2596 * configure, config.in: Regenerate.
2597 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2599 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2600 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2601 for global data if the output could be used in a shared library.
2602 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2603 to 0 if TARGET_WRITABLE_EH_FRAME.
2605 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2607 PR rtl-optimization/39886
2608 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2609 just when insn is equal to BB_END (bb).
2611 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2613 * config/mips/mips.opt (mrelax-pic-calls): New option.
2614 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2616 (mips_unspec_call): Change "unspec_call" expander into this.
2617 (mips_strip_unspec_call): New function.
2618 (mips_got_load): Call mips_unspec_call instead of
2619 gen_unspec_call<mode>.
2620 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2622 (mips_cfg_in_reorg): New function.
2623 (mips16_lay_out_constants): Use it to decide whether to call
2624 CFG-aware insn splitting.
2625 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2626 mips_reorg. Move DF set-up code from here ...
2627 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2629 (mips_reorg): Call mips_df_reorg instead of
2630 r10k_insert_cache_barriers. Move CFG set-up code here from
2631 r10k_insert_cache_barriers.
2632 (mips_call_expr_from_insn): New function.
2633 (mips_pic_call_symbol_from_set): Likewise.
2634 (mips_find_pic_call_symbol): Likewise.
2635 (mips_annotate_pic_call_expr): Likewise.
2636 (mips_get_pic_call_symbol): Likewise.
2637 (mips_annotate_pic_calls): Likewise.
2638 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2640 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2641 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2642 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2644 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2645 (unspec_call<mode>): Remove it.
2646 (sibcall_internal, sibcall_value_internal,
2647 sibcall_value_multiple_internal, call_internal, call_split,
2648 call_value_internal, call_value_split,
2649 call_value_multiple_internal, call_value_multiple_split): Pass
2650 SIZE_OPNO to MIPS_CALL.
2651 (call_internal_direct, call_direct_split,
2652 call_value_internal_direct, call_value_direct_split): Pass -1 as
2653 SIZE_OPNO to MIPS_CALL.
2654 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2655 * configure: Regenerate.
2656 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2657 and -mno-relax-pic-calls.
2658 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2660 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2663 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2664 in the directory this rule is called from, rather than the
2665 toplevel 'gcc' directory, to fix in-tree build.
2667 2009-09-19 Chris Demetriou <cgd@google.com>
2669 PR preprocessor/28435:
2670 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2671 to cpplib that the preprocessor output is needed.
2673 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2675 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2676 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2677 *return_and_restore_fpregs_<mode>,
2678 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2681 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2682 instead of assuming it has always a REG inside of it.
2684 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2686 * config/freebsd.h: Update comment on types.
2687 (WINT_TYPE): Define.
2689 2009-09-18 Jason Merrill <jason@redhat.com>
2691 * c.opt: Add -fno-deduce-init-list.
2693 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2695 * value-prof.c (interesting_stringop_to_profile_p): Added output
2696 argument to indicate which parameter is the size parameter.
2697 * value-prof.c (gimple_stringop_fixed_value): Use
2698 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2699 * value-prof.c (gimple_stringops_transform): Update call sites to
2700 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2702 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2705 From David Binderman <dcb314@hotmail.com>:
2706 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2707 local variable f. Remove stale comments.
2708 (ix86_compute_frame_layout): Remove useless local variable total_size.
2709 Remove #if 0'd code.
2710 (legitimate_address_p): Remove useless local variables
2711 reason_rtx and reason.
2712 (ix86_split_copysign_const): Remove useless local variable op1.
2713 (scale_counter): Remove useless local variable piece_size_mask.
2715 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2717 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2720 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2723 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2725 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2727 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2730 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2732 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2733 DW_OP_implicit_value even without dwarf_version 4.
2735 2009-09-17 Jan Hubicka <jh@suse.cz>
2737 * dwarf2out.c: Include tree-pass.h and gimple.h.
2738 (loc_list_plus_const): New function.
2739 (loc_descriptor_from_tree_1): Rename to ...
2740 (loc_descriptor_from_tree): ... remove original.
2741 (loc_list_from_tree): New function.
2742 (add_AT_location_description): Accept location list.
2743 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2744 (concatn_mem_loc_descriptor): Remove.
2745 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2747 (secname_for_decl): Move up.
2748 (hidden_reference_p): New function; break out from ...
2749 (loc_by_refernece): ... here; move up.
2750 (dw_loc_list): New function.
2751 (single_element_loc_list): New function.
2752 (single_element_loc_list_p): New function.
2753 (add_loc_descr_to_each): New function.
2754 (add_loc_list): New function.
2755 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2756 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2757 add diagnostics why expansion failed.
2758 (add_location_or_const_value_attribute): Support location lists.
2759 (add_bound_info): Likewise.
2760 (descr_info_loc): Update call of loc_descriptor_from_tree.
2761 (gen_variable_die): Work on location lists.
2762 * final.c (pass_final): Add dump file.
2763 * Makefile.in (dwarf2out.o): Add new dependencies.
2765 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2768 * real.c decimal_from_integer, decimal_integer_string): New.
2769 (real_from_integer): Use them as special case for decimal float.
2770 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2771 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2772 Do not append zero after the decimal point in string to convert.
2774 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2776 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2777 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2779 2009-09-17 Martin Jambor <mjambor@suse.cz>
2781 * common.opt (fipa-sra): New switch.
2782 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2783 * timevar.def (TV_IPA_SRA): New timevar.
2784 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2785 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2786 * tree-sra.c: Include cgraph.c.
2787 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2788 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2789 and grp_not_necessarilly_dereferenced.
2790 (func_param_count): New variable.
2791 (encountered_apply_args): New variable.
2792 (bb_dereferences): New variable.
2793 (final_bbs): New variable.
2794 (no_accesses_representant): New variable.
2795 (no_accesses_p): New function.
2796 (dump_access): Dump the new fields.
2797 (sra_initialize): Set encountered_apply_args to false.
2798 (get_ssa_base_param): New function.
2799 (mark_parm_dereference): New function.
2800 (create_access): Caring for INIDRECT_REFs and different handling of
2801 varialble length accesses in early IPA SRA. Store the stmt - a new
2802 parameter - to the new access.
2803 (build_access_from_expr_1): New parameter stmt, passed to
2804 create_access. Handle INDIRECT_REFs.
2805 (build_access_from_expr): Pass the current statement to
2806 build_access_from_expr_1.
2807 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2809 (build_accesses_from_assign): Pass the current statement to
2810 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2811 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2812 final_bbs when necessary. Check for calls to __builtin_apply_args.
2813 Fixup EH info if anythng was changed.
2814 (is_unused_scalar_param): New function.
2815 (ptr_parm_has_direct_uses): New function.
2816 (find_param_candidates): New function.
2817 (mark_maybe_modified): New function.
2818 (analyze_modified_params): New function.
2819 (propagate_dereference_distances): New function.
2820 (dump_dereferences_table): New function.
2821 (analyze_caller_dereference_legality): New function.
2822 (unmodified_by_ref_scalar_representative): New function.
2823 (splice_param_accesses): New function.
2824 (decide_one_param_reduction): New function.
2825 (enum ipa_splicing_result): New type.
2826 (splice_all_param_accesses): New function.
2827 (get_param_index): New function.
2828 (turn_representatives_into_adjustments): New function.
2829 (analyze_all_param_acesses): New function.
2830 (get_replaced_param_substitute): New function.
2831 (get_adjustment_for_base): New function.
2832 (replace_removed_params_ssa_names): New function.
2833 (sra_ipa_reset_debug_stmts): New function.
2834 (sra_ipa_modify_expr): New function.
2835 (sra_ipa_modify_assign): New function.
2836 (convert_callers): New function.
2837 (modify_function): New function.
2838 (ipa_sra_preliminary_function_checks): New function.
2839 (ipa_early_sra): New function.
2840 (ipa_early_sra_gate): New function.
2841 (pass_early_ipa_sra): New variable.
2842 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2844 2009-09-17 Michael Matz <matz@suse.de>
2847 * tree.c (build_type_attribute_qual_variant): Export.
2848 * tree.h (build_type_attribute_qual_variant): Declare.
2849 * tree-inline.c (remap_type_1): Use it to build variants with
2850 the original qualifiers and attributes.
2852 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2854 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2855 without a fallthrough edge.
2857 2009-09-16 DJ Delorie <dj@redhat.com>
2859 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2860 chip and ignore the "fast_interrupt" attribute if so.
2862 2009-09-16 Richard Henderson <rth@redhat.com>
2865 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2868 2009-09-16 Richard Henderson <rth@redhat.com>
2871 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2872 is set only if DECL_NO_STATIC_CHAIN is unset.
2873 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2874 (FOR_EACH_NEST_INFO): New.
2875 (walk_all_functions): Use it.
2876 (finalize_nesting_tree): Likewise.
2877 (unnest_nesting_tree): Likewise.
2878 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2879 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2880 (convert_gimple_call): Early out if gimple_call_chain already set.
2881 (convert_all_function_calls): Iterate until no new functions
2882 require a static chain.
2883 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2884 when building a trampoline. Use dump_function_to_file instead
2886 (lower_nested_functions): Open dump_file. Validate that decls
2887 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2888 bit reset by this pass.
2890 2009-09-16 Michael Matz <matz@suse.de>
2893 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2894 shorten decl_common_unused.
2895 (DECL_RESTRICTED_P): New accessor.
2896 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2897 to disambiguate marked decls and restrict pointers.
2899 2009-09-16 Richard Henderson <rth@redhat.com>
2902 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2904 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2906 * integrate.c (set_block_abstract_flags): Call
2907 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2909 2009-09-16 Richard Guenther <rguenther@suse.de>
2912 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2915 2009-09-16 DJ Delorie <dj@redhat.com>
2916 Kaz Kojima <kkojima@gcc.gnu.org>
2918 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2919 (sh_expand_prologue): Update calls to output_stack_adjust.
2920 (sh_expand_epilogue): Likewise.
2922 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2925 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2926 trying to limit the extent of searches in the insn stream.
2928 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2929 Jakub Jelinek <jakub@redhat.com>
2933 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2935 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2936 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2937 (rs6000_savres_strategy): Always save FP registers inline if the
2938 target doesn't support hardware double-precision. Set the above
2939 bits in return value when needed.
2940 (rs6000_savres_routine_sym): Fix computation for cache selector.
2941 Mark the generated symbol as a function. Rename exitp argument to
2942 lr. Move code for determining the name of the symbol...
2943 (rs6000_savres_routine_name): ...here. New function. Add cases for
2944 getting the names right on AIX and 64-bit Linux.
2945 (savres_routine_name): New variable.
2946 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2947 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2948 on what the target routine uses as a base register. If savep && lr
2949 describe saving of r0 into memory slot.
2950 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2951 line calls for AIX ABI.
2952 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2953 determine FP save/restore functions.
2954 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2955 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2957 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2958 Duplicate restoration of LR and execute the appropriate one
2959 depending on whether GPRs are being restored inline. Set r11 from
2960 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2961 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2962 Fix out of line calls for AIX ABI.
2963 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2965 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2967 (*restore_gpregs_spe): Likewise.
2968 (*return_and_restore_gpregs_spe): Likewise.
2969 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2970 Define to empty string unconditionally.
2971 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2972 Define to empty string unconditionally.
2973 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2976 2009-09-15 Jan Hubicka <jh@suse.cz>
2978 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2979 * params.def (inline-insns-auto): Likewise.
2981 2009-09-15 Martin Jambor <mjambor@suse.cz>
2983 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2984 individual statements only at TDF_DETAILS dump level. Format
2985 source for 80 characters per line.
2987 2009-09-15 Christian Bruel <christian.bruel@st.com>
2989 * regrename.c (do_replace): Update REG_DEAD notes.
2991 2009-09-15 Revital Eres <eres@il.ibm.com>
2993 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2994 * targhooks.c (default_builtin_support_vector_misalignment):
2995 New builtin function.
2996 * targhooks.h (default_builtin_support_vector_misalignment):
2998 * target.h (builtin_support_vector_misalignment):
2999 New field in struct gcc_target.
3000 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3001 new builtin function.
3002 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3004 * config/rs6000/rs6000.c
3005 (rs6000_builtin_support_vector_misalignment): New function.
3006 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3008 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3010 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3012 (bfin_optimize_loop): Likewise.
3013 (bfin_gen_bundles): Likewise.
3014 (workaround_speculation): Likewise.
3015 (find_load): Return NULL_RTX for debug_insn.
3017 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3019 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3022 2009-09-14 DJ Delorie <dj@redhat.com>
3024 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3025 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3028 2009-09-14 Richard Henderson <rth@redhat.com>
3029 Jakub Jelinek <jakub@redhat.com>
3031 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3032 * cfgbuild.c (make_edges): Handle asm goto.
3033 * cfglayout.c (fixup_reorder_chain): Likewise.
3034 * cfgrtl.c (patch_jump_insn): Likewise.
3035 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3036 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3037 (gimple_build_asm_vec): Add and use labels parameter.
3038 (gimple_build_asm): Remove.
3039 (walk_gimple_asm): Walk labels too.
3040 * gimple.def (GIMPLE_ASM): Update docs.
3041 * gimple.h: Update decls.
3042 (struct gimple_statement_asm): Change nc to use unsigned char;
3044 (gimple_asm_nlabels): New.
3045 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3046 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3047 into gimple_build_asm_vec.
3048 * jump.c (mark_jump_label_asm): New.
3049 (mark_jump_label): Use it.
3050 (redirect_jump_1): Handle asm goto.
3051 (invert_jump_1): Soft fail if X is null.
3052 * recog.c (extract_asm_operands): New.
3053 (asm_noperands): Use it; handle asm labels.
3054 (decode_asm_operands): Use extract_asm_operands.
3055 (asm_operand_ok): Properly handle empty string.
3056 * reg-stack.c (get_asm_operands_in_out): Rename from
3057 get_asm_operand_n_inputs; use extract_asm_operands; return both
3058 inputs and outputs by reference; update all callers.
3059 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3060 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3061 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3062 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3063 (extract_asm_operands): Declare.
3064 * stmt.c (expand_asm_operands): Add and use labels parameter.
3065 (check_unique_operand_names): Likewise.
3066 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3067 (expand_asm_stmt): Handle asm labels.
3068 * tree-cfg.c (make_gimple_asm_edges): New.
3069 (make_edges): Use it.
3070 (cleanup_dead_labels): Handle asm labels.
3071 (is_ctrl_altering_stmt): Likewise.
3072 (gimple_redirect_edge_and_branch): Likewise.
3073 * tree.def (ASM_EXPR): Add 5th operand.
3074 * tree.h (ASM_LABELS): New.
3075 (resolve_asm_operand_names): Update decl.
3077 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3078 (c_parser_asm_goto_operands): New.
3079 * c-tree.h (build_asm_expr): Update decl.
3080 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3081 * doc/extend.texi: Document asm goto.
3083 2009-09-14 Richard Henderson <rth@redhat.com>
3085 * except.h: Update declarations.
3086 (struct pointer_map_t): Forward declare.
3087 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3088 (struct eh_landing_pad_d, eh_landing_pad): New.
3089 (struct eh_catch_d, eh_catch): New.
3090 (struct eh_region_d): Remove next_region_sharing_label, aka,
3091 label, tree_label, landing_pad, post_landing_pad, resume,
3092 may_contain_throw. Rename region_number to index. Remove
3093 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3094 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3095 (VEC(eh_landing_pad,gc)): New.
3096 (struct eh_status): Remove last_region_number. Add lp_array,
3097 throw_stmt_table, ttype_data, ehspec_data.
3098 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3099 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3100 * except.c (lang_protect_cleanup_actions): Return tree.
3101 (struct ehl_map_entry): Remove.
3102 (init_eh_for_function): Push zero entries for region and lp_array.
3103 (gen_eh_region): Add to region_array immediately.
3104 (gen_eh_region_catch): Operate on eh_catch objects.
3105 (gen_eh_landing_pad): New.
3106 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3107 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3108 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3109 (get_eh_landing_pad_from_number_fn): New.
3110 (get_eh_landing_pad_from_number): New.
3111 (get_eh_region_from_lp_number_fn): New.
3112 (get_eh_region_from_lp_number): New.
3113 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3114 (get_exception_pointer, get_exception_filter): Remove.
3115 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3116 (current_function_has_exception_handlers): Simplify.
3117 (bring_to_root, eh_region_replaceable_by_p): Remove.
3118 (replace_region, hash_type_list, hash_eh_region): Remove.
3119 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3120 (label_to_region_map, num_eh_regions): Remove.
3121 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3122 (find_exception_handler_labels): Remove.
3123 (duplicate_eh_regions_0, find_prev_try): Remove.
3124 (struct duplicate_eh_regions_data): New.
3125 (duplicate_eh_regions_1): Rewrite.
3126 (duplicate_eh_regions): Return a pointer map instead of an
3128 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3129 (redirect_eh_edge_to_label): Remove.
3130 (eh_region_outermost): Rewrite using eh_region pointers
3131 instead of integers.
3132 (add_ttypes_entry): Update for ttype_data move to eh_status.
3133 (add_ehspec_entry): Rewrite with VEC instead of varray.
3134 (assign_filter_values): Likewise. Export.
3135 (build_post_landing_pads, connect_post_landing_pads): Remove.
3136 (dw2_build_landing_pads): Rewrite to use lp_array.
3137 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3138 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3139 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3140 (sjlj_mark_call_sites): Update for landing pad numbers.
3141 (finish_eh_generation): Rewrite.
3142 (gate_handle_eh): Do nothing for no eh tree.
3143 (pass_rtl_eh): Move up near finish_eh_generation.
3144 (remove_eh_landing_pad): New.
3145 (remove_eh_handler): Export.
3146 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3147 (for_each_eh_label): Rewrite to use lp_array.
3148 (make_reg_eh_region_note): New.
3149 (make_reg_eh_region_note_nothrow_nononlocal): New.
3150 (insn_could_throw_p): New.
3151 (copy_reg_eh_region_note_forward): New.
3152 (copy_reg_eh_region_note_backward): New.
3153 (check_handled, add_reachable_handler): Remove.
3154 (reachable_next_level, foreach_reachable_handler): Remove.
3155 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3156 (get_eh_region_and_lp_from_rtx): New.
3157 (get_eh_region_from_rtx): New.
3158 (can_throw_internal_1, can_throw_external_1): Remove.
3159 (can_throw_internal): Use get_eh_region_from_rtx.
3160 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3161 (insn_nothrow_p, can_nonlocal_goto): New.
3162 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3163 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3164 (add_action_record): Use VEC not varray.
3165 (collect_one_action_chain): Update for eh_region changes.
3166 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3167 Use get_eh_region_and_lp_from_rtx.
3168 (gate_convert_to_eh_region_ranges): New.
3169 (pass_convert_to_eh_region_ranges): Use it.
3170 (push_uleb128, push_sleb128): Use VEC not varray.
3171 (output_one_function_exception_table): Likewise.
3172 (dump_eh_tree): Update for eh_region changes.
3173 (verify_eh_tree): Likewise.
3174 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3175 * tree-eh.c: Include target.h.
3176 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3177 Don't disallow GIMPLE_RESX; adjust argument check.
3178 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3179 (record_stmt_eh_region): Update for landing pad numbers;
3180 generate a landing pad if necessary.
3181 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3182 (remove_stmt_from_eh_lp_fn): Similarly.
3183 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3184 Update for lp numbers; don't special case missing throw_stmt_table.
3185 (lookup_expr_eh_lp): Similarly.
3186 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3187 (eh_seq, eh_region_may_contain_throw): New.
3188 (struct leh_state): Add ehp_region.
3189 (struct leh_tf_state): Remove eh_label.
3190 (emit_post_landing_pad): New.
3191 (emit_resx, emit_eh_dispatch): New.
3192 (note_eh_region_may_contain_throw): New.
3193 (frob_into_branch_around): Take eh_region not eh label;
3194 emit eh code into eh_seq.
3195 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3196 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3197 lower_eh_must_not_throw. Emit code to eh_seq.
3198 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3199 (lower_try_finally_onedest): Likewise.
3200 (lower_try_finally_copy): Likewise.
3201 (lower_try_finally_switch): Likewise.
3202 (lower_try_finally): Initialize ehp_region.
3203 (lower_catch): Update for eh_catch objects.
3204 (lower_eh_filter): Don't handle must_not_throw.
3205 (lower_eh_must_not_throw): New.
3206 (lower_cleanup): Don't set eh_label.
3207 (lower_eh_constructs_2): Resolve eh builtins.
3208 Handle GIMPLE_EH_MUST_NOT_THROW.
3209 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3210 Add eh_seq to the end of the function body.
3211 (make_eh_dispatch_edges): New.
3212 (make_eh_edge): Remove.
3213 (make_eh_edges): Simplify for landing pads.
3214 (redirect_eh_edge_1): New.
3215 (redirect_eh_edge): Use it.
3216 (redirect_eh_dispatch_edge): New.
3217 (stmt_could_throw_p): Use a switch. Allow RESX.
3218 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3219 (stmt_can_throw_internal): Likewise.
3220 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3221 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3222 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3223 (gate_refactor_eh): New.
3224 (pass_refactor_eh): Use it.
3225 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3226 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3227 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3228 (remove_unreachable_handlers): Rename from
3229 tree_remove_unreachable_handlers; rewrite for landing pads;
3230 call remove_eh_handler directly.
3231 (remove_unreachable_handlers_no_lp): New.
3232 (unsplit_eh, unsplit_all_eh): New.
3233 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3234 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3235 (cleanup_empty_eh_unsplit): New.
3236 (cleanup_empty_eh): Rewrite.
3237 (cleanup_all_empty_eh): New.
3238 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3239 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3240 (gate_cleanup_eh): New.
3241 (pass_cleanup_eh): Use it.
3242 (verify_eh_edges): Move later in file. Expect one EH edge.
3243 (verify_eh_dispatch_edge): New.
3245 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3246 (gtype-desc.o): Add TARGET_H.
3247 (tree.o): Use EXCEPT_H, not except.h.
3248 (cfgbuild.o): Add EXPR_H.
3249 (GTFILES): Add vecprim.h.
3250 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3251 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3252 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3253 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3254 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3255 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3256 calls to can_throw_internal.
3257 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3258 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3259 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3260 (expand_gimple_stmt): Use make_reg_eh_region_note.
3261 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3262 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3263 or find_exception_handler_labels.
3264 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3265 there is exacly one EH edge. Use can_nonlocal_goto and
3267 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3268 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3269 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3270 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3271 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3272 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3273 * dse.c (scan_insn): Use insn_could_throw_p.
3274 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3275 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3276 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3277 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3278 EXC_PTR_EXPR or FILTER_EXPR.
3279 (tree_expr_nonzero_warnv_p): Likewise.
3280 * function.h: Include vecprim.h, not varray.h
3281 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3282 move ttype_data and ehspec_data members to struct eh_status; change
3283 action_record_data member to a VEC.
3284 * gcse.c (hash_scan_set): Use can_throw_internal.
3285 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3286 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3287 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3288 (block_may_fallthru): Don't handle RESX_EXPR.
3289 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3290 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3291 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3292 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3293 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3294 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3295 (gimple_size): Likewise.
3296 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3297 (gimple_build_resx): Use gimple_build_with_ops.
3298 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3299 (is_gimple_val): Likewise.
3300 (is_gimple_stmt): Remove RESX_EXPR.
3301 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3302 (GIMPLE_RESX): Reorder with other EH constructs.
3303 * gimple.h (struct gimple_statement_eh_mnt): New.
3304 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3305 (gimple_eh_filter_must_not_throw): Remove.
3306 (gimple_eh_filter_set_must_not_throw): Remove.
3307 (gimple_eh_must_not_throw_fndecl): New.
3308 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3309 (is_gimple_resx): New.
3310 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3311 Don't copy EH_FILTER_MUST_NOT_THROW.
3312 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3313 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3314 handle must_not_throw_labels specially.
3315 * ipa-pure-const.c (check_call): Update debug statement for LP.
3316 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3317 * ipa-utils.c (get_base_var): Likewise.
3318 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3319 * lower-subreg.c (move_eh_region_note): Remove.
3320 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3321 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3322 (create_task_copyfn): Likewise.
3323 (maybe_catch_exception): Use gimple_build_eh_filter.
3324 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3325 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3326 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3327 and pass_lower_resx.
3328 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3329 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3330 can_throw_internal, can_nonlocal_goto.
3331 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3332 copy_reg_eh_region_note_forward.
3333 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3334 (emit_output_reload_insns): Likewise.
3335 (copy_eh_notes): Remove.
3336 * rtl.def (RESX): Remove.
3337 * rtl.h: Update declarations.
3338 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3339 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3340 (update_eh_label): Remove.
3341 (cleanup_dead_labels_eh): New.
3342 (cleanup_deal_labels): Use it instead of update_eh_label.
3343 (gimple_merge_blocks): Update landing pad data structure when
3344 removing a landing pad label.
3345 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3346 test; handle GIMPLE_EH_MUST_NOT_THROW.
3347 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3348 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3349 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3350 (verify_stmt): Likewise. Verify landing pads.
3351 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3352 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3353 (struct move_stmt_d): Add eh_map.
3354 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3355 (move_stmt_r): Remap eh region numbers in builtin calls,
3356 resx and eh_dispatch.
3357 (move_block_to_fn): Remove eh_offset parameter. Use
3358 maybe_duplicate_eh_stmt_fn.
3359 (find_outermost_region_in_block): Operate on eh_region pointers
3360 instead of region numbers.
3361 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3362 duplicate_eh_regions.
3363 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3364 test earlier. Disallow EH landing pads.
3365 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3366 * tree-flow.h: Update declarations.
3367 (struct tree_ann_common_d): Replace rn with lp_nr.
3368 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3369 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3370 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3371 resx and eh_dispatch.
3372 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3373 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3374 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3375 from duplicate_eh_regions.
3376 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3377 update RESX; handle EH_DISPATCH.
3378 (expand_call_inline): Set eh_lp_nr, not eh_region.
3379 (maybe_inline_call_in_expr): Likewise.
3380 * tree-inline.h (struct copy_body_data): Replace eh_region with
3381 eh_lp_nr, eh_region_offset with eh_map.
3382 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3383 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3384 * tree-pretty-print.c (dump_generic_node): Don't handle
3385 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3386 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3387 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3388 EXC_PTR_EXPR, FILTER_EXPR.
3389 * tree-ssa-operands.c (get_expr_operands): Likewise.
3390 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3391 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3392 (ao_ref_init_from_vn_reference): Likewise.
3393 * tree-ssa-sink.c (statement_sink_location): Likewise.
3394 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3395 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3396 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3397 EXC_PTR_EXPR, FILTER_EXPR.
3398 (is_exception_related): Remove.
3399 (compute_avail): Don't call it.
3400 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3401 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3402 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3403 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3405 (build_resx): Remove.
3406 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3407 * tree.h: Update declarations.
3408 (EH_FILTER_MUST_NOT_THROW): Remove.
3409 (struct tree_label_decl): Add eh_landing_pad_nr.
3410 (EH_LANDING_PAD_NR): New.
3411 * value-prof.c (gimple_ic): Tidy variable names. Update for
3412 landing pad numbers.
3413 (gimple_stringop_fixed_value): Tidy variable names. Assert
3414 that neither call stmt can throw.
3415 * vecprim.h (uchar): New.
3416 (VEC(uchar,heap), VEC(uchar,gc)): New.
3418 * c-common.c (c_define_builtins): Update call to
3419 build_common_builtin_nodes.
3420 * c-parser.c (c_parse_file): Don't call
3421 default_init_unwind_resume_libfunc.
3423 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3425 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3426 (mips_cprestore_address_p): Likewise.
3427 (mips_save_gp_to_cprestore_slot): Likewise.
3428 (mips_restore_gp): Rename to...
3429 (mips_restore_gp_from_cprestore_slot): ...this.
3430 (mips_must_initialize_gp_p): Declare.
3431 (mips_emit_save_slot_move): Likewise.
3432 (mips_output_load_label): Return nothing.
3433 (mips_eh_uses): Declare.
3434 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3435 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3436 (TARGET_ABSOLUTE_JUMPS): Likewise.
3437 (EH_USES): Likewise.
3438 (FIRST_PSEUDO_REGISTER): Update comment.
3439 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3440 (MIPS_CALL): ...here.
3441 (REGISTER_NAMES): Add $cprestore.
3442 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3443 Add load_label_length, has_inflexible_gp_insn_p,
3444 has_flexible_gp_insn_p, must_initialize_gp_p and
3445 must_restore_gp_when_clobbered_p.
3446 (mips_expand_call): Don't generate split instructions here.
3447 (mips_split_call): Update the call to mips_restore_gp after
3448 the above name change.
3449 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3450 (mips_find_gp_ref): New function.
3451 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3452 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3453 (mips_insn_has_flexible_gp_ref_p): Likewise.
3454 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3455 (mips_function_has_gp_insn): Delete.
3456 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3457 Use the new functions above. Only return INVALID_REGNUM
3458 for TARGET_ABSOLUTE_JUMPS.
3459 (mips_must_initialize_gp_p): New function.
3460 (mips_get_cprestore_base_and_offset): New function, extracted from...
3461 (mips_cprestore_slot): ...here. Take a bool parameter.
3462 (mips_cfun_has_cprestore_slot_p): New function.
3463 (mips_cprestore_address_p): Likewise.
3464 (mips_save_gp_to_cprestore_slot): Likewise.
3465 (mips_restore_gp): Rename to...
3466 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3467 epilogue_completed. Update the call to mips_cprestore_slot.
3468 Test cfun->machine->must_restore_gp_when_clobbered_p.
3469 (mips_direct_save_slot_move_p): New function.
3470 (mips_emit_save_slot_move): Likewise.
3471 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3472 of cfun->machine->global_pointer.
3473 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3474 (mips_save_reg): Use mips_emit_save_slot_move.
3475 (mips_expand_prologue): Set must_initialize_gp_p.
3476 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3477 for all cprestore saves. Emit a use_cprestore instruction after
3478 setting up the cprestore slot.
3479 (mips_restore_reg): Use mips_emit_save_slot_move.
3480 (mips_process_load_label): New function.
3481 (mips_load_label_length): Likewise.
3482 (mips_output_load_label): Don't return asm: output it here instead.
3483 Use mips_process_load_label.
3484 (mips_adjust_insn_length): Adjust the length of branch instructions
3485 that have length MAX_PIC_BRANCH_LENGTH.
3486 (mips_output_conditional_branch): Update the call to
3487 mips_output_load_label. Assume the branch target is OPERANDS[0]
3488 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3489 (mips_output_order_conditional_branch): Swap the meaning of
3490 OPERANDS[0] and OPERANDS[1].
3491 (mips_variable_issue): Don't count ghost instructions.
3492 (mips_expand_ghost_gp_insns): New function.
3493 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3494 (mips_output_mi_thunk): Set must_initialize_gp_p.
3495 (mips_eh_uses): New function.
3496 * config/mips/predicates.md (cprestore_save_slot_operand)
3497 (cprestore_load_slot_operand): New predicates.
3498 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3499 (UNSPEC_MOVE_GP): Likewise.
3500 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3501 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3502 (CPRESTORE_SLOT_REGNUM): New register.
3503 (MAX_PIC_BRANCH_LENGTH): New constant.
3504 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3505 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3506 branches. Fix commentary.
3507 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3508 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3509 Change type to "ghost".
3510 (loadgp_absolute_<mode>): Likewise.
3511 (loadgp_rtp_<mode>): Likewise.
3512 (copygp_mips16): Likewise.
3513 (loadgp_blockage): Remove redundant mode attribute.
3514 (potential_cprestore): New instruction.
3515 (cprestore): Turn into an unspec set.
3516 (use_cprestore): New instruction.
3517 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3518 (*branch_fp_inverted): Likewise.
3519 (*branch_order<mode>): Likewise.
3520 (*branch_order<mode>_inverted): Likewise.
3521 (*branch_equality<mode>): Likewise.
3522 (*branch_equality<mode>_inverted): Likewise.
3523 (*branch_bit<bbv><mode>): Likewise.
3524 (*branch_bit<bbv><mode>_inverted): Likewise.
3525 (*branch_equality<mode>_mips16): Remove redundant mode.
3526 (jump): Turn into a define_expand.
3527 (*jump_absolute): New instruction.
3528 (*jump_pic): Likewise.
3529 (*jump_mips16): Rename previously-unnamed pattern. Remove
3530 redundant mode attribute.
3531 (restore_gp): Split on epilogue_completed rather than
3532 reload_completed. Change type to "ghost".
3533 (move_gp<mode>): New instruction.
3534 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3535 Remove redundant mode attribute.
3536 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3537 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3538 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3540 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3543 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3544 are returned in the same register (vs34 or v2) that Altivec vector
3545 types are returned in.
3546 (rs6000_libcall_value): Ditto.
3549 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3550 instead of explicit addsi3/adddi3 calls.
3551 (rs6000_split_multireg_move): Ditto.
3552 (rs6000_emit_allocate_stack): Ditto.
3553 (rs6000_emit_prologue): Ditto.
3554 (rs6000_output_mi_thunk): Ditto.
3556 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3557 size is 64 bits if we can use 64-bit registers.
3559 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3561 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3564 From Jie Zhang <jie.zhang@analog.com>:
3565 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3566 save FP and RETS with saveall attribute.
3567 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3568 with saveall attribute.
3570 * config/bfin/bfin.c (bfin_expand_builtin,
3571 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3574 From Jie Zhang <jie.zhang@analog.com>:
3575 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3576 before use in two places.
3577 * config/bfin/bfin.md (AREG): Define mode iterator.
3578 (reload_in, reload_out): Use mode iterator AREG.
3580 2009-09-14 Richard Guenther <rguenther@suse.de>
3583 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3584 EH personality path.
3586 2009-09-13 Richard Guenther <rguenther@suse.de>
3587 Rafael Avila de Espindola <espindola@google.com>
3589 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3590 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3591 (LANG_HOOKS_INITIALIZER): Adjust.
3592 (lhd_pass_through_t): Declare.
3593 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3595 * langhooks.c (lhd_pass_through_t): New function.
3596 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3597 dwarf2out_begin_prologue): Use personality from current_function_decl.
3598 * expr.h (get_personality_function): Declare.
3599 * expr.c (get_personality_function): New function.
3600 (build_personality_function): Likewise.
3601 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3602 (eh_personality_libfunc): Remove.
3603 * optabs.c (build_libfunc_function): New function split out from ...
3604 (init_one_libfunc): ... here.
3605 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3606 (tree_function_decl): Add personality.
3607 (lhd_gcc_personality): Declare.
3608 (build_personality_function): Likewise.
3609 * tree.c (gcc_eh_personality_decl): New.
3610 (lhd_gcc_personality): New function.
3611 * except.h (lang_eh_runtime_type): Remove.
3612 (enum eh_personality_kind): New.
3613 (build_personality_function): Declare.
3614 (function_needs_eh_personality): Declare.
3615 * except.c (lang_eh_runtime_type): Remove.
3616 (function_needs_eh_personality): New function.
3617 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3618 (sjlj_emit_function_enter, output_function_exception_table):
3619 Use personality from current_function_decl.
3620 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3621 * tree-inline.c (tree_can_inline_p): Do not inline across different
3623 (expand_call_inline): Likewise. Adjust the callers EH personality.
3624 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3625 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3626 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3627 (c-parser.o): Likewise
3628 * c-tree.h (c_eh_initialized_p): Remove.
3629 (c_maybe_initialize_eh): Likewise.
3630 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3631 (finish_decl): Don't call c_maybe_initialize_eh.
3632 (c_eh_initialized_p): Remove.
3633 (c_maybe_initialize_eh): Likewise.
3634 * c-parser.c (c_parser_omp_construct): Likewise.
3635 (c_parse_file): Initialize exception handling.
3637 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3639 * config.gcc (tm_file): Remove i386/biarch32.h
3640 for i?86-w64-mingw* case.
3641 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3643 * config.host: Set for x64 mingw the option
3644 use_long_long_for_widest_fast_int to yes.
3646 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3648 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3649 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3650 (dbxout_begin_function): Likewise.
3651 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3652 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3653 set on the function.
3654 (final_end_function): Likewise.
3655 (final_scan_insn): Likewise.
3656 (rest_of_handle_final): Likewise.
3657 * varasm.c (assemble_start_function): Likewise.
3658 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3660 2009-09-12 Jason Merrill <jason@redhat.com>
3662 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3663 * opts.c (common_handle_option): constify.
3665 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3667 * doc/install.texi (avr): Remove obsolete reference site.
3669 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3671 * doc/install.texi (Binaries): Adjust AIX link.
3673 2009-09-12 Akim Demaille <demaille@gostai.com>
3675 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3676 Use an imperative sentence.
3678 2009-09-11 Richard Henderson <rth@redhat.com>
3680 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3681 structure-name and has-tree-operands arguments; update all entries.
3682 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3684 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3685 (gsstruct_code_size): New.
3686 (gss_for_code_): New.
3687 (gss_for_code): Remove.
3688 (gimple_size): Rewrite using gsstruct_code_size.
3689 (gimple_statement_structure): Move to gimple.h.
3690 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3691 (gss_for_code, gimple_statement_structure): New.
3692 (gimple_ops): Use new arrays; tidy.
3694 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3696 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3697 operand to be a PLUS expression.
3698 * config/pa/pa.c (pa_secondary_reload): Likewise.
3700 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3702 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3704 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3707 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3709 From Jie Zhang <jie.zhang@analog.com>:
3710 * doc/extend.texi (node Function Attributes): Document l2
3712 (node Blackfin Variable Attributes): Document l2 variable attributes.
3714 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3716 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3717 to match the system compiler's configuration at inflection point.
3718 Add comment to remark a remaining difference with system compiler.
3720 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3721 * configure: Regenerate.
3723 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3725 From Jie Zhang <jie.zhang@analog.com>:
3726 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3727 (bfin_handle_l2_attribute): New.
3728 (bfin_attribute_table): Add l2 attribute.
3730 2009-09-11 Michael Matz <matz@suse.de>
3733 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3734 on the local_decls list.
3736 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3740 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3742 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3743 for VALUEs, to implement the documented interface.
3744 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3745 Adjust for VALUEs and anything else, to implement the
3746 documented interface.
3748 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3750 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3751 with actual SPE/paired vector modes before using 64-bit alignment.
3752 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3754 2009-09-10 DJ Delorie <dj@redhat.com>
3756 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3759 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3760 * config/mep/mep.c (mep_legitimate_constant_p): New.
3761 * config/mep/mep-protos.h: Prototype it.
3763 2009-09-10 Richard Henderson <rth@redhat.com>
3765 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3767 2009-09-10 Jason Merrill <jason@redhat.com>
3769 * tree.c (chain_index): New fn.
3770 * tree.h: Declare it.
3772 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3774 * config/sol2-c.c (cmn_err_length_specs): Initialize
3775 scalar_identity_flag.
3777 2009-09-10 Richard Henderson <rth@redhat.com>
3779 * tree.h (struct tree_decl_common): Move align member earlier;
3780 move label_decl_uid member ...
3781 (struct tree_label_decl): ... here.
3782 (LABEL_DECL_UID): Update to match.
3784 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3787 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3788 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3790 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3791 dest_prev if the edge is complex.
3793 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3795 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3796 loop latch tests earlier.
3798 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3799 before GIMPLE_RETURN, not after its predecessor; insert
3802 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3803 gimple_seq_empty_p to test for no PHI nodes.
3804 * tree-cfg.c (split_critical_edges): Likewise.
3806 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3808 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3810 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3811 introduced by the VTA branch merge.
3813 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3815 * ira-conflicts.c: Use fputs or putc instead of fprintf
3819 * tree-switch-conversion.c: Ditto.
3821 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3823 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3824 introduced by the VTA branch merge.
3826 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3829 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3831 PR rtl-optimization/39779
3832 * expr.c (convert_modes): Return when mode == oldmode after
3833 CONST_INTs are processed.
3835 2009-09-10 Nick Clifton <nickc@redhat.com>
3837 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3838 attribute and referring decl when creating renamed symbol.
3840 2009-09-10 Richard Guenther <rguenther@suse.de>
3843 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3845 (cgraph_finalize_compilation_unit): Compute reachability
3846 before emitting thunks. Properly process aliases before
3847 possibly removing unreachable nodes.
3849 2009-09-10 Richard Guenther <rguenther@suse.de>
3852 * tree.c (struct free_lang_data_d): Add worklist member.
3853 (find_decls_types_r): Push onto the worklist instead of recursing.
3854 Handle TREE_BINFOs properly.
3855 (find_decls_types): New function wrapped around find_decls_types_r
3856 to process the worklist.
3857 (find_decls_types_in_eh_region): Use it.
3858 (find_decls_types_in_node): Likewise.
3859 (find_decls_types_in_var): Likewise.
3860 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3861 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3862 (AGGREGATE_TYPE_P): Adjust.
3864 2009-09-09 Jason Merrill <jason@redhat.com>
3866 * configure.ac: Check glibc version even if we have an in-tree
3869 2009-09-09 Anthony Green <green@moxielogic.com>
3871 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3872 the constant 0 when appropriate.
3873 * config/moxie/constraints.md: Add constraint O.
3875 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3876 to pass up to 6 32-bit argument values in registers.
3877 (moxie_function_arg): Ditto.
3878 (moxie_arg_partial_bytes): Ditto.
3879 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3880 (REG_PARM_STACK_SPACE): Ditto.
3881 (FUNCTION_ARG_REGNO_P): Ditto.
3883 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3884 instruction to allocate stack space.
3886 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3888 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3889 unnecessarily stringent constraints. Fix address
3890 calculation in the splitters.
3892 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3894 PR rtl-optimization/39779
3895 * expr.c (convert_modes): Return when mode == oldmode after
3896 CONST_INTs are processed.
3898 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3901 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3902 (ix86_expand_prologue): Take frame.padding0 into logic of
3904 (ix86_expand_epilogue): Likewise.
3906 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3908 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3910 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3911 * config/t-slibgcc-libgcc: New file.
3912 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3914 2009-09-09 Martin Jambor <mjambor@suse.cz>
3916 PR tree-optimization/41089
3917 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3920 2009-09-09 Richard Henderson <rth@redhat.com>
3922 * gimple.h (CASE_GIMPLE_OMP): New.
3923 (is_gimple_omp): Use it.
3924 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3925 (verify_gimple_debug): Likewise.
3927 2009-09-09 Richard Guenther <rguenther@suse.de>
3929 PR tree-optimization/41101
3930 * tree-ssa-pre.c (maximal_set): Remove.
3931 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3932 Defer all blocks we didn't visit at least one successor.
3933 (add_to_exp_gen): Do not add to the maximal set.
3934 (make_values_for_phi): Likewise.
3935 (compute_avail): Likewise.
3936 (init_pre): Do not allocate the maximal set.
3937 (execute_pre): Do not dump it.
3939 2009-09-09 Martin Jambor <mjambor@suse.cz>
3941 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3942 an SSA_NAME rather than a is_gimple_variable.
3944 2009-09-09 Richard Guenther <rguenther@suse.de>
3947 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3948 code dealing with plain pointer bases.
3949 (maybe_fold_offset_to_reference): Likewise.
3950 (maybe_fold_stmt_addition): Adjust.
3952 2009-09-09 Richard Guenther <rguenther@suse.de>
3954 * tree.c (free_lang_data_in_type): Do not free the type variant
3956 (free_lang_data): Merge char_type_node with its properly signed
3958 (pass_ipa_free): Collect after freeing language specific data.
3960 2009-09-09 Michael Matz <matz@suse.de>
3963 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3964 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3965 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3968 2009-09-08 DJ Delorie <dj@redhat.com>
3970 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3972 2009-09-04 Jason Merrill <jason@redhat.com>
3974 * tree.c (tree_find_value): Remove.
3975 * tree.h: Remove prototype.
3976 * varasm.c (assemble_external): Use value_member instead.
3978 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3980 * toplev.c (process_options): Choose default debugging type when
3981 gtoggle enables debug info and type is unset.
3983 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3987 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3990 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3992 * configure: Rebuilt with modified libtool.m4.
3994 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3999 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4001 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4003 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4004 (remove_statement): Likewise.
4005 (rewrite_use_nonlinear_expr): Adjust.
4006 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4007 * tree-ssa.c (release_defs_bitset): ... this. New.
4008 * tree-flow.h (release_defs_bitset): Declare.
4010 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4013 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4014 in the middle block.
4016 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4018 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4019 via intptr_t to long type.
4020 (insert_operand_rank): Cast long type via intptr_t to
4022 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4024 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4025 from pointer to unsigned via uintptr_t.
4027 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4028 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4030 * configure: Regenerated.
4031 * config.in: Regenerated
4032 * system.h (stdint.h): Add include.
4033 (inttypes.h): Likewise.
4034 * Makefile.in (aclocal): Add config/stdint.m4.
4035 * aclocal.m4: Regenerated.
4037 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4039 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4041 (note_np_check_stores): New function.
4042 (harmless_null_pointer_p): New function.
4043 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4044 changed. Take into account whether we're in the shadow of a condjump
4045 that tested NP_REG for NULL.
4046 Lose all code that tested for SEQUENCEs.
4047 (workaround_speculation): Avoid inserting NOPs for loads that are
4048 either always executed or a NULL pointer.
4050 2009-09-08 Jan Hubicka <jh@suse.cz>
4052 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4053 * params.def (early-inlining-insns): Likewise.
4055 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4057 PR rtl-optimization/41239
4058 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4059 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4061 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4062 across calls, as the calls might not always return normally.
4063 (call_may_noreturn_p): New function.
4064 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4065 (init_deps): Initialize it.
4066 (remove_from_deps): Also remove calls from
4067 last_function_call_may_noreturn list.
4069 2009-09-07 Richard Henderson <rth@redhat.com>
4071 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4072 more VR->OPERANDS than LHS operands. Free LHS before returning.
4074 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4076 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4077 (attr "addrtype"): New member "spreg".
4078 Use it if mem_spfp_address_operand is true for the address.
4079 (attr "type"): New entry "stall".
4080 (cpu_unit "load"): New.
4081 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4083 (insn_reservation "loadsp"): New.
4084 (insn_reservation "load_stall1"): New.
4085 (insn_reservation "load_stall3"): New.
4087 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4088 (mem_p_address_operand): Exclude stack and frame pointer based
4090 (mem_spfp_address_operand): New; match them here.
4091 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4092 (bfin_reorg): Call it if scheduling insns.
4093 (bfin_gen_bundles): Remove dummy insns created by
4094 add_sched_insns_for_speculation.
4096 From Jie Zhang <jie.zhang@analog.com>:
4097 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4098 bfin_si_revision, bfin_workarounds): Move these ...
4099 * config/bfin/bfin.h: ... here.
4101 From Mike Frysinger <michael.frysinger@analog.com>
4102 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4103 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4104 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4105 bf547m, bf548m, and bf549m.
4106 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4107 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4108 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4109 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4110 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4111 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4112 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4113 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4114 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4115 bf542m, bf544m, bf547m, bf548m, and bf549m.
4117 From Jie Zhang <jie.zhang@analog.com>:
4118 * config/bfin/predicates.md (p_register_operand): New predicate.
4119 (dp_register_operand): New predicate.
4120 * config/bfin/bfin-protos.h (WA_05000074): Define.
4121 (ENABLE_WA_05000074): Define.
4122 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4123 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4124 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4125 (define_attr addrtype): Allow load/store register to be P register.
4126 (define_attr storereg): New.
4127 (define_cpu_unit anomaly_05000074): New.
4128 (define_insn_reservation dsp32shiftimm): New.
4129 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4130 (define_insn_reservation loadp): Cannot use slot2.
4131 (define_insn_reservation loadsp): Cannot use slot2.
4132 (define_insn_reservation storep): Cannot use slot2. Does not
4133 apply when working around 05000074.
4134 (define_insn_reservation storep_anomaly_05000074): New.
4135 (define_insn_reservation storei): Does not apply when working
4137 (define_insn_reservation storei_anomaly_05000074): New.
4138 (define_attr length): Add dsp32shiftimm case.
4139 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4140 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4141 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4142 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4143 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4145 2009-09-07 Martin Jambor <mjambor@suse.cz>
4148 * tree-sra.c (create_artificial_child_access): Return NULL if
4149 build_ref_for_offset fails.
4150 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4151 and create_artificial_child_access to fail.
4153 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4156 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4157 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4158 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4160 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4162 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4163 block, ensure it has an exit edge. Emit a barrier after a jump.
4165 2009-09-07 Nick Clifton <nickc@redhat.com>
4167 * gcc.c (this_is_linker_script): New variable. Like
4168 this_is_library_file but for the %T constructor.
4169 (end_going_arg): If this_is_linker_script is set then locate the
4170 script and insert a --script switch before it
4171 (do_spec_2): Initialise this_is_linker_script.
4172 (do_spec_1): Likewise. Handle %T construct.
4173 (eval_spec_function): Preserve this_is_linker_script.
4174 * doc/invoke.texi: Document %T construct in spec files.
4175 * config/m32c/m32c.h (LIB_SPEC): Use it.
4177 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4179 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4180 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4181 when volatile flag is set.
4182 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4184 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4187 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4188 (combine_stack_adjustments_for_block): Allow insns between stack
4189 adjustments and stores with corresponding pre-(dec|inc)rement or
4190 pre-modify operation.
4192 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4195 * combine-stack-adj.c (struct csa_memlist): Rename to...
4196 (struct csa_reflist): ... this. Rename mem field to ref.
4197 (free_csa_memlist): Rename to...
4198 (free_csa_reflist): ... this.
4199 (record_one_stack_memref): Rename to...
4200 (record_one_stack_ref): ... this. Handle also REG_P.
4201 (try_apply_stack_adjustment): Handle also REG_P.
4202 (struct record_stack_memrefs_data): Rename to...
4203 (struct record_stack_refs_data): ... this. Rename memlist field to
4205 (record_stack_memrefs): Rename to...
4206 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4207 subexpressions instead of failing when a MEM contains SP references.
4208 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4209 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4211 2009-09-06 Richard Guenther <rguenther@suse.de>
4214 * tree.c (build_array_type): Do not record types marked
4215 with structural equality in the canonical type hashtable.
4217 2009-09-06 Richard Guenther <rguenther@suse.de>
4220 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4222 2009-09-05 Richard Guenther <rguenther@suse.de>
4225 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4227 2009-09-05 Richard Guenther <rguenther@suse.de>
4230 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4232 2009-09-05 Richard Guenther <rguenther@suse.de>
4235 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4236 before comparing function argument types.
4238 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4241 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4244 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4247 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4249 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4250 locators before emit_insn is called.
4252 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4255 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4256 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4257 (reginfo_init): Don't call allocate_reg_info.
4259 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4262 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4263 NONDEBUG_INSN_P instead of INSN_P.
4265 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4268 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4270 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4273 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4274 pattern of the split.
4276 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4278 * toplev.c (process_options): Move setter of flag_var_tracking
4279 before other tests that depend on it. Move down setter of
4280 flag_rename_registers. Don't enable var-tracking-assignments
4281 by default if selective scheduling is enabled. Warn if both
4284 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4286 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4287 comment. Use switch statement to catch overlaps between rtx
4288 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4289 (IS_DECL_CODE): ... here. Remove.
4290 (check_value_is_not_decl): Remove.
4291 (dv_from_decl, dv_from_value): Check after conversion.
4293 2009-09-04 Richard Guenther <rguenther@suse.de>
4296 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4297 after emitting tunks. Move emitting thunks and ctors from ...
4298 (cgraph_optimize): ... here. Remove redundant
4299 cgraph_analyze_functions.
4300 * varasm.c (find_decl_and_mark_needed): Remove no longer
4302 (finish_aliases_1): Adjust check for thunk aliases.
4304 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4306 * config/arm/arm.md (ctzsi2): Added braces
4307 to avoid warning that broke booststrap.
4309 2009-09-04 Martin Jambor <mjambor@suse.cz>
4311 PR tree-optimization/41112
4312 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4313 handle variable-bounded arrays.
4314 (expr_with_var_bounded_array_refs_p): New function.
4315 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4317 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4319 * config/s390/2097.md: Removed two incorrect bypasses.
4320 (z10_fsimpdf): Fixed latency.
4321 (z10_fhex): New insn_reservation.
4322 (z10_floaddf): Fixed latency.
4323 (z10_floadsf): Fixed latency.
4324 (z10_ftrunctf): Fixed latency.
4325 (z10_ftruncdf): Fixed latency.
4326 * config/s390/s390.c (z10_cost): Fixed values.
4327 (s390_adjust_priority): Added z10 path.
4328 * config/s390/s390.md (type): Added fhex.
4329 (*mov<mode>_64dfp): Updated type attribute.
4330 (*mov<mode>_64): Updated type attribute.
4331 (*mov<mode>_31): Updated type attribute.
4332 (*mov<mode>"): Likewise.
4333 * config/s390/2084.md (x_fsimpdf): Updated condition.
4335 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4337 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4338 RTXs in the predicate for operand 1.
4340 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4342 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4343 (rbitsi2): New insn.
4344 (ctzsi2): New expand.
4345 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4347 2009-09-03 Martin Jambor <mjambor@suse.cz>
4349 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4350 (create_artificial_child_access): Use build_ref_for_offset instead
4351 of duplicate_expr_for_different_base.
4352 (propagate_subacesses_accross_link): Likewise.
4354 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4356 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4358 (mips16e_collect_argument_saves): Skip debug instructions.
4359 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4360 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4361 (r10k_insert_cache_barriers): Likewise.
4362 (mips_reorg_process_insns): Likewise.
4364 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4367 * ira.c (update_equiv_reg): Remove check on class likely spill.
4369 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4372 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4373 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4377 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4378 the stack slot if it is passed by invisible reference.
4379 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4380 by invisible reference.
4382 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4384 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4385 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4386 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4388 * config/bfin/sync.md: New file.
4389 * config/bfin/bfin.md: Include it.
4390 (UNSPEC_ATOMIC): New.
4391 (UNSPEC_ONES): Provide a unique number.
4393 From Jie Zhang <jie.zhang@analog.com>:
4394 * config/bfin/bfin.c (ret_regs): New.
4395 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4396 (must_save_rets_p): New.
4397 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4398 current_function_is_leaf.
4399 (do_link): Likewise.
4400 (do_unlink): Likewise.
4401 (expand_interrupt_handler_prologue): Use ret_regs array.
4402 (expand_interrupt_handler_epilogue): Use ret_regs array and
4403 pass return register to gen_return_internal.
4404 (bfin_expand_epilogue): Pass return register to
4405 gen_return_internal.
4406 (bfin_expand_call): Explicitly clobber RETS.
4407 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4408 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4409 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4410 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4412 (return_internal): Take a reg rtx rather than the register number.
4414 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4416 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4417 when comparing against estimated_loop_iterations_int return.
4419 2009-09-03 Richard Guenther <rguenther@suse.de>
4421 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4422 eh_personality_libfunc.
4424 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4426 * tree-parloops.c (separate_decls_in_region): Add space.
4428 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4430 * tree-parloops.c (separate_decls_in_region): Change the condition
4431 checking if there are reductions in the loop.
4433 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4435 PR tree-optimization/38275
4436 * tree-parloops.c (parallelize_loops): Replace profitability condition
4437 for expected number of iterations.
4439 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4441 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4442 (bootstrap-debug): Explain conditions in which it becomes default.
4443 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4446 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4448 * doc/invoke.texi (Optimize Options): Move
4449 -finline-small-functions to the -O2 list.
4451 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4453 * toplev.c (process_options): Enable var-tracking-assignments
4454 by default if var-tracking is enabled.
4456 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4458 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4460 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4461 * rtl.h (prev_nonnote_insn_bb): Declare it.
4463 2009-09-03 Diego Novillo <dnovillo@google.com>
4465 * cgraph.c (cgraph_node_for_decl): New.
4466 * cgraph.h (cgraph_node_for_decl): Declare.
4467 * tree.c (host_integerp): Return 0 if T is NULL.
4469 2009-09-03 Diego Novillo <dnovillo@google.com>
4471 * tree.h (struct alias_pair): Move from varasm.c.
4472 (alias_pairs): Likewise.
4473 (TYPE_MAXVAL): Define.
4474 (TYPE_MINVAL): Define.
4475 (iterative_hash_host_wide_int): Declare.
4476 (remove_unreachable_alias_pairs): Declare.
4477 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4478 * diagnostic.c (default_diagnostic_starter): Make extern.
4479 (default_diagnostic_finalizer): Make extern.
4480 * diagnostic.h (default_diagnostic_starter): Declare.
4481 (default_diagnostic_finalizer): Declare.
4482 (default_tree_printer): Declare.
4483 * toplev.c (default_tree_printer): Make extern.
4485 2009-09-03 Richard Guenther <rguenther@suse.de>
4486 Diego Novillo <dnovillo@google.com>
4488 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4489 * cgraphunit.c (cgraph_expand_function): Do not emit
4490 associated thunks from here.
4491 (cgraph_emit_thunks): New.
4492 (cgraph_optimize): Call it.
4493 Return if any IPA pass finds an error.
4494 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4497 2009-09-03 Simon Baldwin <simonb@google.com>
4498 Rafael Espindola <espindola@google.com>
4499 Richard Guenther <rguenther@suse.de>
4500 Doug Kwan <dougkwan@google.com>
4501 Diego Novillo <dnovillo@google.com>
4503 * tree.c: Include tree-pass.h, langhooks-def.h,
4504 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4505 (free_lang_data_in_type): New.
4506 (need_assembler_name_p): New.
4507 (free_lang_data_in_block): New.
4508 (free_lang_data_in_decl): New.
4509 (struct free_lang_data_d): New.
4510 (add_tree_to_fld_list): New.
4511 (find_decls_types_r): New.
4512 (get_eh_types_for_runtime): New.
4513 (find_decls_types_in_eh_region): New.
4514 (find_decls_types_in_node): New.
4515 (find_decls_types_in_var): New.
4516 (free_lang_data_in_cgraph): New.
4517 (free_lang_data): New.
4518 (gate_free_lang_data): New.
4519 (pass_ipa_free_lang_data): New.
4521 2009-09-03 Diego Novillo <dnovillo@google.com>
4523 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4524 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4525 (lang_hooks): Remove const qualifier.
4526 * ipa.c (cgraph_remove_unreachable_nodes): Call
4527 remove_unreachable_alias_pairs.
4528 * except.c (add_type_for_runtime): Check if TYPE has
4529 already been converted.
4530 (lookup_type_for_runtime): Likewise.
4531 (check_handled): Handle converted types.
4532 * varasm.c (remove_unreachable_alias_pairs): New.
4533 * gimple.c: Include demangle.h.
4534 (gimple_decl_printable_name): New.
4535 (gimple_fold_obj_type_ref): New.
4536 * gimple.h (gimple_decl_printable_name): Declare.
4537 (gimple_fold_obj_type_ref): Declare.
4538 * passes.c (init_optimization_passes): Add pass
4539 pass_ipa_free_lang_data.
4540 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4541 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4543 2009-09-03 Diego Novillo <dnovillo@google.com>
4545 * c-lang.c (lang_hooks): Remove const qualifier.
4547 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4549 * doc/install.texi (*-*-freebsd*): Update target information.
4551 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4553 * hard-reg-set.h (call_fixed_regs): Remove.
4554 * reginfo.c (call_fixed_regs): Remove.
4555 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4556 (globalize_reg): Don't use call_fixed_regs.
4557 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4560 2009-09-01 Michael Matz <matz@suse.de>
4562 * expr.h (emit_storent_insn, expand_expr_real_1,
4563 expand_expr_real_2): Declare.
4564 * expr.c (emit_storent_insn, expand_expr_real_1,
4565 expand_expr_real_2): Export.
4566 (store_expr): Setting and evaluating dont_return_target is useless.
4567 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4568 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4569 * except.c (expand_resx_expr): Rename to ...
4570 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4571 * except.h (expand_resx_stmt): Declare.
4572 * stmt.c: Add include gimple.h
4573 (expand_asm_expr): Rename to ...
4574 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4575 (expand_case): Rewrite to take gimple statement.
4576 * tree.h (expand_asm_stmt): Declare.
4577 (expand_case): Change prototype.
4578 * Makefile.in (stmt.o): Depend on gimple.h.
4579 * builtins.c (expand_builtin_synchronize): Build gimple asm
4580 statement, not an ASM_EXPR.
4581 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4582 gimple_to_tree, release_stmt_tree): Remove.
4583 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4584 ggc_free, but hold comparison code and operands separately.
4585 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4586 (expand_call_stmt, expand_gimple_stmt_1,
4587 expand_gimple_stmt): New helpers.
4588 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4589 release_stmt_tree. Call expand_gimple_stmt instead.
4590 (expand_gimple_basic_block): Ditto.
4592 * calls.c (emit_call_1): Don't look at EH regions here, make
4593 fntree parameter useless.
4594 (expand_call): New local rettype for TREE_TYPE(exp), use it
4595 throughout. Remove local p, use addr instead.
4596 Don't look at EH regions here.
4598 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4600 * doc/invoke.texi (-fsched-pressure): Document it.
4601 (-fsched-reg-pressure-heuristic): Remove it.
4603 * reload.c (ira.h): Include.
4604 (find_reloads): Add choosing reload on number of small spilled
4607 * haifa-sched.c (ira.h): Include.
4608 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4609 saved_reg_pressure, curr_reg_live, saved_reg_live,
4610 region_ref_regs): New variables.
4611 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4612 initiate_reg_pressure_info, setup_ref_regs,
4613 initiate_bb_reg_pressure_info, save_reg_pressure,
4614 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4616 (setup_insn_reg_pressure_info): New function.
4617 (rank_for_schedule): Add pressure checking and insn issue time.
4618 Remove comparison of insn reg weights.
4619 (ready_sort): Set insn reg pressure info.
4620 (update_register_pressure, setup_insn_max_reg_pressure,
4621 update_reg_and_insn_max_reg_pressure,
4622 sched_setup_bb_reg_pressure_info): New functions.
4623 (schedule_insn): Add code for printing and updating reg pressure info.
4624 (find_set_reg_weight, find_insn_reg_weight): Remove.
4625 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4626 (debug_ready_list): Print reg pressure info.
4627 (schedule_block): Ditto. Check insn issue time.
4628 (sched_init): Set up sched_pressure_p. Allocate and set up some
4629 reg pressure related info.
4630 (sched_finish): Free some reg pressure related info.
4631 (fix_tick_ready): Make insn always ready if pressure_p.
4632 (init_h_i_d): Don't call find_insn_reg_weight.
4633 (haifa_finish_h_i_d): Free insn reg pressure info.
4635 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4636 ira_memory_move_cost, ira_class_hard_regs,
4637 ira_class_hard_regs_num, ira_no_alloc_regs,
4638 ira_available_class_regs, ira_reg_class_cover_size,
4639 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4641 * ira-lives.c (single_reg_class): Check mode to find how many
4642 registers are necessary for operand.
4643 (ira_implicitly_set_insn_hard_regs): New.
4645 * common.opt (fsched-pressure): New options.
4646 (fsched-reg-pressure-heuristic): Remove.
4648 * ira.c (setup_eliminable_regset): Rename to
4649 ira_setup_eliminable_regset. Make it external.
4650 (expand_reg_info): Pass cover class to setup_reg_classes.
4651 (ira): Call resize_reg_info instead of allocate_reg_info.
4653 * sched-deps.c: Include ira.h.
4654 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4655 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4656 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4657 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4658 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4659 mark_insn_reg_store, mark_insn_reg_clobber,
4660 setup_insn_reg_pressure_info): New.
4661 (sched_analyze_1): Update implicit_reg_pending_uses.
4662 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4663 Use them to create dependencies. Set insn reg uses and pressure
4664 info. Process reg_pending_uses in one place.
4665 (free_deps): Free implicit sets.
4666 (remove_from_deps): Remove implicit sets if necessary. Check
4667 implicit sets when clearing reg_last_in_use.
4668 (init_deps_global): Clear implicit_reg_pending_clobbers and
4669 implicit_reg_pending_uses.
4671 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4672 ira_memory_move_cost, ira_class_hard_regs,
4673 ira_class_hard_regs_num, ira_no_alloc_regs,
4674 ira_available_class_regs, ira_reg_class_cover_size,
4675 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4676 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4677 ira_implicitly_set_insn_hard_regs): New prototypes.
4679 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4680 cost_elements_num): New variables.
4681 (allocno_costs, total_costs): Rename to costs and
4682 total_allocno_costs.
4683 (COSTS_OF_ALLOCNO): Rename to COSTS.
4684 (allocno_pref): Rename to pref.
4685 (allocno_pref_buffer): Rename to pref_buffer.
4686 (common_classes): Rename to regno_cover_class.
4688 (record_reg_classes): Set allocno attributes only if allocno_p.
4689 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4690 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4691 and COSTS_OF_ALLOCNO.
4692 (print_costs): Rename to print_allocno_costs.
4693 (print_pseudo_costs): New.
4694 (process_bb_node_for_costs): Split into 2 functions with new
4695 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4696 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4697 new parameter dump_file. Use cost_elements_num instead of
4698 ira_allocnos_num. Make one iteration if preferred classes were
4699 already calculated for scheduler. Make 2 versions of code
4700 depending on allocno_p.
4701 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4702 regno_cover_class and COSTS instead of common_classes and
4704 (init_costs, finish_costs): New.
4705 (ira_costs): Set up allocno_p and cost_elements_num. Call
4706 init_costs and finish_costs.
4707 (ira_set_pseudo_classes): New.
4709 * rtl.h (allocate_reg_info): Remove.
4710 (resize_reg_info): Change return type.
4711 (reg_cover_class): New.
4712 (setup_reg_classes): Add new parameter.
4714 * sched-int.h (struct deps_reg): New member implicit_sets.
4715 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4716 (INCREASE_BITS): New macro.
4717 (struct reg_pressure_data, struct reg_use_data): New.
4718 (struct _haifa_insn_data): Remove reg_weight. Add members
4719 reg_pressure, reg_use_list, reg_set_list, and
4720 reg_pressure_excess_cost_change.
4721 (struct deps): New member implicit_sets.
4722 (pressure_p): New variable.
4723 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4724 (struct reg_pressure_data, struct reg_use_data): New.
4725 (INSN_REG_WEIGHT): Remove.
4726 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4727 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4728 (sched_init_region_reg_pressure_info,
4729 sched_setup_bb_reg_pressure_info): New prototypes.
4731 * reginfo.c (struct reg_pref): New member coverclass.
4732 (reg_cover_class): New function.
4733 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4734 (reg_info_size): New variable.
4735 (allocate_reg_info): Make static. Setup reg_info_size.
4736 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4737 (setup_reg_classes): Add a new parameter. Setup cover class too.
4739 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4742 * sched-rgn.c (deps_join): Set up implicit_sets.
4743 (schedule_region): Set up region and basic blocks pressure
4746 * passes.c (init_optimization_passes): Move
4747 pass_subregs_of_mode_init before pass_sched.
4749 2009-09-02 Martin Jambor <mjambor@suse.cz>
4751 * tree-sra.c (struct access): New field grp_hint.
4752 (dump_access): Dump grp_hint.
4753 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4755 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4756 those which have been specifically read and somehow written to.
4757 (propagate_subacesses_accross_link): Set grp_hint of right child and
4758 also possibly of the left child.
4760 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4762 * tree-object-size.c (addr_object_size): Always use object_size_type
4763 0 or 2 when determining the pointer pointed object size.
4765 2009-09-02 Richard Guenther <rguenther@suse.de>
4768 2009-08-31 Richard Guenther <rguenther@suse.de>
4770 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4771 to query if the memory regions for memmove overlap.
4772 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4773 asserts on pointers, instead deal with odd trees.
4774 (ptr_derefs_may_alias_p): Likewise.
4775 (refs_may_alias_p_1): Constructor bases also never alias.
4777 2009-08-01 Christian Bruel <christian.bruel@st.com>
4780 2009-07-31 Christian Bruel <christian.bruel@st.com>
4781 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4783 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4785 * doc/invoke.texi (-fvar-tracking-assignments): New.
4786 (-fvar-tracking-assignments-toggle): New.
4787 (-fdump-final-insns=file): Mark filename as optional.
4788 (--param min-nondebug-insn-uid): New.
4789 (-gdwarf-@{version}): Mention version 4.
4790 * opts.c (common_handle_option): Accept it.
4791 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4792 * regrename.c (regrename_optimize): Drop last. Don't count debug
4793 insns as uses. Don't reject change because of debug insn.
4794 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4795 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4796 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4797 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4798 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4799 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4800 * doc/gimple.texi (is_gimple_debug): New.
4801 (gimple_debug_bind_p): New.
4802 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4803 * doc/install.texi (bootstrap-debug): More details.
4804 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4805 (bootstrap-debug-lib): More details.
4806 (bootstrap-debug-ckovw): Update.
4807 (bootstrap-time): New.
4808 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4809 (insert_phi_nodes_for): Insert debug stmts.
4810 (rewrite_stmt): Take iterator. Insert debug stmts.
4811 (rewrite_enter_block): Adjust.
4812 (maybe_replace_use_in_debug_stmt): New.
4813 (rewrite_update_stmt): Use it.
4814 (mark_use_interesting): Return early for debug stmts.
4815 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4816 stmts before replacing stmt.
4817 (move_computations_stmt): Likewise.
4818 * ira-conflicts.c (add_copies): Skip debug insns.
4819 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4820 (regstat_bb_compute_ri): Skip debug insns.
4821 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4822 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4823 check_loop_closed_ssa_stmt): Skip debug stmts.
4824 * tree-tailcall.c (find_tail_calls): Likewise.
4825 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4826 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4827 (build_var_debug_value_stat): Declare.
4828 (build_var_debug_value): Define.
4829 (target_for_debug_bind): Declare.
4830 * reload.c (find_equiv_reg): Skip debug insns.
4831 * rtlanal.c (reg_used_between_p): Skip debug insns.
4832 (side_effects_p): Likewise.
4833 (canonicalize_condition): Likewise.
4834 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4835 insns never depend on debug insns.
4836 (create_ddg_dep_no_link): Likewise.
4837 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4838 Don't add inter-loop dependencies for debug insns.
4839 (build_intra_loop_deps): Likewise.
4840 (create_ddg): Count debug insns.
4841 * ddg.h (struct ddg::num_debug): New.
4842 (num_backargs): Pair up with previous int field.
4843 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4844 -fcompare-debug-second.
4845 * final.c (get_attr_length_1): Skip debug insns.
4846 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4847 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4848 (driver_self_specs): Map -fdump-final-insns to
4849 -fdump-final-insns=..
4850 (get_local_tick): New.
4851 (compare_debug_dump_opt_spec_function): Test for . argument and
4852 compute output name. Compute temp output spec without flag name.
4853 Compute -frandom-seed.
4854 (OPT): Undef after use.
4855 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4856 (average_num_loop_insns): Likewise.
4857 * params.h (MIN_NONDEBUG_INSN_UID): New.
4858 * gimple.def (GIMPLE_DEBUG): New.
4859 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4860 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4861 (merge_in_block): Fix whitespace.
4862 * toplev.c (flag_var_tracking): Update comment.
4863 (flag_var_tracking_assignments): New.
4864 (flag_var_tracking_assignments_toggle): New.
4865 (process_options): Don't open final insns dump file if we're not
4866 going to write to it. Compute defaults for var_tracking.
4867 * df-scan.c (df_insn_rescan_debug_internal): New.
4868 (df_uses_record): Handle debug insns.
4869 * haifa-sched.c (ready): Initialize n_debug.
4870 (contributes_to_priority): Skip debug insns.
4871 (dep_list_size): New.
4873 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4874 they're ready. Disregard previous debug insns to make decisions.
4875 (queue_insn): Never queue debug insns.
4876 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4877 (schedule_insn): Don't reject debug insns because of issue rate.
4878 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4879 (queue_to_ready): Skip and discount debug insns.
4880 (choose_ready): Let debug insns through.
4881 (schedule_block): Check boundary debug insns. Discount debug
4882 insns, schedule them early. Adjust whitespace.
4883 (set_priorities): Check for boundary debug insns.
4884 (add_jump_dependencies): Use dep_list_size.
4885 (prev_non_location_insn): New.
4886 (check_cfg): Use it.
4887 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4889 (remove_unused_ivs): Reset debug stmts.
4890 * modulo-sched.c (const_iteration_count): Skip debug insns.
4891 (res_MII): Discount debug insns.
4892 (loop_single_full_bb_p): Skip debug insns.
4893 (sms_schedule): Likewise.
4894 (sms_schedule_by_order): Likewise.
4895 (ps_has_conflicts): Likewise.
4896 * caller-save.c (refmarker_fn): New.
4897 (save_call_clobbered_regs): Replace regs with saved mem in
4899 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4900 Call refmarker_fn mark for hardregnos.
4901 (mark_reg_as_referenced): New.
4902 (replace_reg_with_saved_mem): New.
4903 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4904 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4906 (cse_extended_basic_block): Skip debug insns.
4907 (count_reg_usage): Likewise.
4908 (is_dead_reg): New, split out of...
4909 (set_live_p): ... here.
4910 (insn_live_p): Use it for debug insns.
4911 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4912 (execute_optimize_stdarg): Likewise.
4913 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4914 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4915 changes in debug stmts as changes.
4916 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4917 (moveup_expr): Don't move across debug insns. Don't move
4918 debug insn if it would create a bookkeeping block.
4919 (moveup_expr_cached): Don't use cache for debug insns that
4920 are heads of blocks.
4921 (compute_av_set_inside_bb): Skip debug insns.
4922 (sel_rank_for_schedule): Schedule debug insns first. Remove
4924 (block_valid_for_bookkeeping_p); Support lax searches.
4925 (create_block_for_bookkeeping): Adjust block numbers when
4926 encountering debug-only blocks.
4927 (find_place_for_bookkeeping): Deal with debug-only blocks.
4928 (generate_bookkeeping_insn): Accept no place to insert.
4929 (remove_temp_moveop_nops): New argument full_tidying.
4930 (prepare_place_to_insert): Deal with debug insns.
4931 (advance_state_on_fence): Debug insns don't start cycles.
4932 (update_boundaries): Take fence as argument. Deal with
4934 (schedule_expr_on_boundary): No full_tidying on debug insns.
4935 (fill_insns): Deal with debug insns.
4936 (track_scheduled_insns_and_blocks): Don't count debug insns.
4937 (need_nop_to_preserve_insn_bb): New, split out of...
4938 (remove_insn_from_stream): ... this.
4939 (fur_orig_expr_not_found): Skip debug insns.
4940 * rtl.def (VALUE): Move up.
4942 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4943 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4944 Set it if debug stmts are found.
4945 (statement_sink_location): Skip debug stmts. Propagate
4946 moving defs into debug stmts.
4947 * ifcvt.c (first_active_insn): Skip debug insns.
4948 (last_active_insns): Likewise.
4949 (cond_exec_process_insns): Likewise.
4950 (noce_process_if_block): Likewise.
4951 (check_cond_move_block): Likewise.
4952 (cond_move_convert_if_block): Likewise.
4953 (block_jumps_and_fallthru_p): Likewise.
4954 (dead_or_predicable): Likewise.
4955 * dwarf2out.c (debug_str_hash_forced): New.
4956 (find_AT_string): Add comment.
4957 (gen_label_for_indirect_string): New.
4958 (get_debug_string_label): New.
4959 (AT_string_form): Use it.
4960 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4961 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4962 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4963 several operations that cannot be represented with DWARF opcodes.
4964 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4965 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4966 (dwarf2out_var_location): Take during-call mark into account.
4967 (output_indirect_string): Update comment. Output if there are
4968 label and references.
4969 (prune_indirect_string): New.
4970 (prune_unused_types): Call it if debug_str_hash_forced.
4971 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4972 (dw_long_long_const): Remove.
4973 (struct dw_val_struct): Change val_long_long type to rtx.
4974 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4975 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4976 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4977 component instead of HOST_BITS_PER_LONG.
4978 (output_loc_operands): Likewise. For const8* assert
4979 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4980 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4981 rather than HOST_BITS_PER_LONG is >= 64.
4982 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4984 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4985 HOST_BITS_PER_LONG for dw_val_class_long_long.
4986 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4987 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4988 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4990 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4991 Handle DW_OP_implicit_value.
4992 (extract_int): Move prototype earlier.
4993 (mem_loc_descriptor): For SUBREG punt if inner
4994 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4995 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4996 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4997 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4998 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4999 instead of Pmode size.
5000 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5001 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5002 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5003 (concat_loc_descriptor, concatn_loc_descriptor,
5004 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5005 (add_location_or_const_value_attribute): Likewise. For single
5006 location loc_lists attempt to use add_const_value_attribute
5007 for constant decls. Add DW_AT_const_value even if
5008 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5010 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5011 (control_flow_insn_p): Likewise.
5012 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5013 (separate_decls_in_region_debug_bind): New.
5014 (separate_decls_in_region): Process debug bind stmts afterwards.
5015 * recog.c (verify_changes): Handle debug insns.
5016 (extract_insn): Likewise.
5017 (peephole2_optimize): Skip debug insns.
5018 * dse.c (scan_insn): Skip debug insns.
5019 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5021 (setup_id_for_insn): Handle debug insns.
5022 (maybe_tidy_empty_bb): Adjust whitespace.
5023 (tidy_control_flow): Skip debug insns.
5024 (sel_remove_insn): Adjust for debug insns.
5025 (sel_estimate_number_of_insns): Skip debug insns.
5026 (create_insn_rtx_from_pattern): Handle debug insns.
5027 (create_copy_of_insn_rtx): Likewise.
5028 * sel-sched-.h (sel_bb_end): Declare.
5029 (sel_bb_empty_or_nop_p): New.
5030 (get_all_loop_exits): Use it.
5031 (_eligible_successor_edge_p): Likewise.
5032 (return_nop_to_pool): Adjust.
5033 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5034 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5035 * gimple-pretty-print.c (dump_gimple_debug): New.
5036 (dump_gimple_stmt): Use it.
5037 (dump_bb_header): Skip gimple debug stmts.
5038 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5039 (fixup_match_2): Likewise.
5040 (regmove_backward_pass): Likewise. Simplify combined
5041 replacement. Handle debug insns.
5042 * function.c (instantiate_virtual_regs): Handle debug insns.
5043 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5044 * print-rtl.h: Include cselib.h.
5045 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5046 * df.h (df_inns_rescan_debug_internal): Declare.
5047 * gcse.c (alloc_hash_table): Estimate n_insns.
5048 (cprop_insn): Don't regard debug insns as changes.
5049 (bypass_conditional_jumps): Skip debug insns.
5050 (one_pre_gcse_pass): Adjust.
5051 (one_code_hoisting_pass): Likewise.
5052 (compute_ld_motion_mems): Skip debug insns.
5053 (one_cprop_pass): Adjust.
5054 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5055 (if_convertible_stmt_p): Handle debug stmts.
5056 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5057 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5058 * ira-build.c (create_bb_allocnos): Skip debug insns.
5059 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5060 (has_single_use): Likewise.
5061 (single_imm_use): Likewise.
5062 (num_imm_uses): Likewise.
5063 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5064 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5065 (create_outofssa_var_map): Likewise.
5066 * lower-subreg.c (adjust_decomposed_uses): New.
5067 (resolve_debug): New.
5068 (decompose_multiword_subregs): Use it.
5069 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5070 * emit-rtl.c: Include params.h.
5071 (cur_debug_insn_uid): Define.
5072 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5073 (copy_rtx_if_shared_1): Handle debug insns.
5074 (reset_used_flags): Likewise.
5075 (set_used_flags): LIkewise.
5076 (get_max_insn_count): New.
5077 (next_nondebug_insn): New.
5078 (prev_nondebug_insn): New.
5079 (make_debug_insn_raw): New.
5080 (emit_insn_before_noloc): Handle debug insns.
5081 (emit_jump_insn_before_noloc): Likewise.
5082 (emit_call_insn_before_noloc): Likewise.
5083 (emit_debug_insn_before_noloc): New.
5084 (emit_insn_after_noloc): Handle debug insns.
5085 (emit_jump_insn_after_noloc): Likewise.
5086 (emit_call_insn_after_noloc): Likewise.
5087 (emit_debug_insn_after_noloc): Likewise.
5088 (emit_insn_after): Take loc from earlier non-debug insn.
5089 (emit_jump_insn_after): Likewise.
5090 (emit_call_insn_after): Likewise.
5091 (emit_debug_insn_after_setloc): New.
5092 (emit_debug_insn_after): New.
5093 (emit_insn_before): Take loc from later non-debug insn.
5094 (emit_jump_insn_before): Likewise.
5095 (emit_call_insn_before): Likewise.
5096 (emit_debug_insn_before_setloc): New.
5097 (emit_debug_insn_before): New.
5098 (emit_insn): Handle debug insns.
5099 (emit_debug_insn): New.
5100 (emit_jump_insn): Handle debug insns.
5101 (emit_call_insn): Likewise.
5103 (init_emit): Take min-nondebug-insn-uid into account.
5104 Initialize cur_debug_insn_uid.
5105 (emit_copy_of_insn_after): Handle debug insns.
5106 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5107 location of single rhs in place.
5108 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5109 (floor_sdiv_adjust): New.
5110 (cell_sdiv_adjust): New.
5111 (cell_udiv_adjust): New.
5112 (round_sdiv_adjust): New.
5113 (round_udiv_adjust): New.
5114 (wrap_constant): Moved from cselib.
5115 (unwrap_constant): New.
5116 (expand_debug_expr): New.
5117 (expand_debug_locations): New.
5118 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5120 (gimple_expand_cfg): Expand debug locations.
5121 * cselib.c: Include tree-pass.h.
5122 (struct expand_value_data): New.
5123 (cselib_record_sets_hook): New.
5124 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5125 (cselib_clear_table): Move, and implemnet in terms of...
5126 (cselib_reset_table_with_next_value): ... this.
5127 (cselib_get_next_unknown_value): New.
5128 (discard_useless_locs): Don't discard preserved values.
5129 (cselib_preserve_value): New.
5130 (cselib_preserved_value_p): New.
5131 (cselib_preserve_definitely): New.
5132 (cselib_clear_preserve): New.
5133 (cselib_preserve_only_values): New.
5134 (new_cselib_val): Take rtx argument. Dump it in details.
5135 (cselib_lookup_mem): Adjust.
5136 (expand_loc): Take regs_active in struct. Adjust. Silence
5137 dumps unless details are requested.
5138 (cselib_expand_value_rtx_cb): New.
5139 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5140 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5141 without details. Copy more subregs. Try to resolve values
5142 using a callback. Wrap constants.
5143 (cselib_subst_to_values): Adjust.
5144 (cselib_log_lookup): New.
5145 (cselib_lookup): Call it.
5146 (cselib_invalidate_regno): Don't count preserved values as useless.
5147 (cselib_invalidate_mem): Likewise.
5148 (cselib_record_set): Likewise.
5149 (struct set): Renamed to cselib_set, moved to cselib.h.
5150 (cselib_record_sets): Adjust. Call hook.
5151 (cselib_process_insn): Reset table when it would be cleared.
5152 (dump_cselib_val): New.
5153 (dump_cselib_table): New.
5154 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5155 (remove_forwarder_block): Support moving debug stmts.
5156 * cselib.h (cselib_record_sets_hook): Declare.
5157 (cselib_expand_callback): New type.
5158 (cselib_expand_value_rtx_cb): Declare.
5159 (cselib_reset_table_with_next_value): Declare.
5160 (cselib_get_next_unknown_value): Declare.
5161 (cselib_preserve_value): Declare.
5162 (cselib_preserved_value_p): Declare.
5163 (cselib_preserve_only_values): Declare.
5164 (dump_cselib_table): Declare.
5165 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5166 (try_crossjump_to_edge): Likewise.
5167 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5168 dominated blocks when debug stmts are present.
5169 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5170 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5171 (set_var_live_on_entry): Likewise.
5172 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5173 * cfglayout.c (curr_location, last_location): Make static.
5174 (set_curr_insn_source_location): Don't avoid bouncing.
5175 (get_curr_insn_source_location): New.
5176 (get_curr_insn_block): New.
5177 (duplicate_insn_chain): Handle debug insns.
5178 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5180 * common.opt (fcompare-debug): Move to sort order.
5181 (fdump-unnumbered-links): Likewise.
5182 (fvar-tracking-assignments): New.
5183 (fvar-tracking-assignments-toggle): New.
5184 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5185 because of debug stmts.
5186 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5187 (eliminate_unnecessary_stmts): Walk dominated blocks before
5189 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5190 * ira.c (memref_used_between_p): Skip debug insns.
5191 (update_equiv_regs): Likewise.
5192 * sched-deps.c (sd_lists_size): Accept empty list.
5193 (sd_init_insn): Mark debug insns.
5194 (sd_finish_insn): Unmark them.
5195 (sd_add_dep): Reject non-debug deps on debug insns.
5196 (fixup_sched_groups): Give debug insns group treatment.
5198 (sched_analyze_reg): Don't mark debug insns for sched before call.
5199 (sched_analyze_2): Handle debug insns.
5200 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5202 (deps_analyze_insn): Handle debug insns.
5203 (deps_start_bb): Skip debug insns.
5204 (init_deps): Initialize last_debug_insn.
5205 * tree-ssa.c (target_for_debug_bind): New.
5206 (find_released_ssa_name): New.
5207 (propagate_var_def_into_debug_stmts): New.
5208 (propagate_defs_into_debug_stmts): New.
5209 (verify_ssa): Skip debug bind stmts without values.
5210 (warn_uninialized_vars): Skip debug stmts.
5211 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5212 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5213 (rtx_equal_p): Likewise.
5214 * ira-costs.c (scan_one_insn): Skip debug insns.
5215 (process_bb_node_for_hard_reg_moves): Likewise.
5216 * rtl.h (DEBUG_INSN_P): New.
5217 (NONDEBUG_INSN_P): New.
5218 (MAY_HAVE_DEBUG_INSNS): New.
5219 (INSN_P): Accept debug insns.
5220 (RTX_FRAME_RELATED_P): Likewise.
5221 (INSN_DELETED_P): Likewise
5222 (PAT_VAR_LOCATION_DECL): New.
5223 (PAT_VAR_LOCATION_LOC): New.
5224 (PAT_VAR_OCATION_STATUS): New.
5225 (NOTE_VAR_LOCATION_DECL): Reimplement.
5226 (NOTE_VAR_LOCATION_LOC): Likewise.
5227 (NOTE_VAR_LOCATION_STATUS): Likewise.
5228 (INSN_VAR_LOCATION): New.
5229 (INSN_VAR_LOCATION_DECL): New.
5230 (INSN_VAR_LOCATION_LOC): New.
5231 (INSN_VAR_LOCATION_STATUS): New.
5232 (gen_rtx_UNKNOWN_VAR_LOC): New.
5233 (VAR_LOC_UNKNOWN_P): New.
5234 (NOTE_DURING_CALL_P): New.
5235 (SCHED_GROUP_P): Accept debug insns.
5236 (emit_debug_insn_before): Declare.
5237 (emit_debug_insn_before_noloc): Declare.
5238 (emit_debug_insn_beore_setloc): Declare.
5239 (emit_debug_insn_after): Declare.
5240 (emit_debug_insn_after_noloc): Declare.
5241 (emit_debug_insn_after_setloc): Declare.
5242 (emit_debug_insn): Declare.
5243 (make_debug_insn_raw): Declare.
5244 (prev_nondebug_insn): Declare.
5245 (next_nondebug_insn): Declare.
5246 (delegitimize_mem_from_attrs): Declare.
5247 (get_max_insn_count): Declare.
5248 (wrap_constant): Declare.
5249 (unwrap_constant): Declare.
5250 (get_curr_insn_source_location): Declare.
5251 (get_curr_insn_block): Declare.
5252 * tree-inline.c (insert_debug_decl_map): New.
5253 (processing_debug_stmt): New.
5254 (remap_decl): Don't create new mappings in debug stmts.
5255 (remap_gimple_op_r): Don't add references in debug stmts.
5256 (copy_tree_body_r): Likewise.
5257 (remap_gimple_stmt): Handle debug bind stmts.
5258 (copy_bb): Skip debug stmts.
5259 (copy_edges_for_bb): Likewise.
5260 (copy_debug_stmt): New.
5261 (copy_debug_stmts): New.
5262 (copy_body): Copy debug stmts at the end.
5263 (insert_init_debug_bind): New.
5264 (insert_init_stmt): Take id. Skip and emit debug stmts.
5265 (setup_one_parameter): Remap variable earlier, register debug mapping.
5266 (estimate_num_insns): Skip debug stmts.
5267 (expand_call_inline): Preserve debug_map.
5268 (optimize_inline_calls): Check for no debug_stmts left-overs.
5269 (unsave_expr_now): Preserve debug_map.
5270 (copy_gimple_seq_and_replace_locals): Likewise.
5271 (tree_function_versioning): Check for no debug_stmts left-overs.
5272 Init and destroy debug_map as needed. Split edges unconditionally.
5273 (build_duplicate_type): Init and destroy debug_map as needed.
5274 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5275 (struct copy_body_data): Add debug_stmts and debug_map.
5276 * sched-int.h (struct ready_list): Add n_debug.
5277 (struct deps): Add last_debug_insn.
5278 (DEBUG_INSN_SCHED_P): New.
5279 (BOUNDARY_DEBUG_INSN_P): New.
5280 (SCHEDULE_DEBUG_INSN_P): New.
5281 (sd_iterator_cond): Accept empty list.
5282 * combine.c (create_log_links): Skip debug insns.
5283 (combine_instructions): Likewise.
5284 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5285 return value is always unshared.
5286 (struct rtx_subst_pair): New.
5287 (auto_adjust_pair): New.
5288 (propagate_for_debug_subst): New.
5289 (propagate_for_debug): New.
5290 (try_combine): Skip debug insns. Propagate removed defs into
5292 (next_nonnote_nondebug_insn): New.
5293 (distribute_notes): Use it. Skip debug insns.
5294 (distribute_links): Skip debug insns.
5295 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5296 * resource.c (mark_target_live_regs): Likewise.
5297 * var-tracking.c: Include cselib.h and target.h.
5298 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5300 (micro_operation_type_name): New.
5301 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5302 (struct micro_operation_def): Update comments.
5303 (decl_or_value): New type. Use instead of decls.
5304 (struct emit_note_data_def): Add vars.
5305 (struct attrs_def): Use decl_or_value.
5306 (struct variable_tracking_info_def): Add permp, flooded.
5307 (struct location_chain_def): Update comment.
5308 (struct variable_part_def): Use decl_or_value.
5309 (struct variable_def): Make var_part a variable length array.
5311 (scratch_regs): New.
5312 (cselib_hook_called): New.
5313 (dv_is_decl_p): New.
5314 (dv_is_value_p): New.
5317 (dv_as_opaque): New.
5318 (dv_onepart_p): New.
5320 (IS_DECL_CODE): New.
5321 (check_value_is_not_decl): New.
5322 (dv_from_decl): New.
5323 (dv_from_value): New.
5324 (dv_htab_hash): New.
5325 (variable_htab_hash): Use it.
5326 (variable_htab_eq): Support values.
5327 (variable_htab_free): Free from the right pool.
5328 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5329 (attrs_list_union): Adjust.
5330 (attrs_list_mpdv_union): New.
5331 (tie_break_pointers): New.
5332 (canon_value_cmp): New.
5333 (unshare_variable): Return possibly-modified slot.
5334 (vars_copy_1): Adjust.
5335 (var_reg_decl_set): Adjust. Split out of...
5336 (var_reg_set): ... this.
5337 (get_init_value): Adjust.
5338 (var_reg_delete_and_set): Adjust.
5339 (var_reg_delete): Adjust.
5340 (var_regno_delete): Adjust.
5341 (var_mem_decl_set): Split out of...
5342 (var_mem_set): ... this.
5343 (var_mem_delete_and_set): Adjust.
5344 (var_mem_delete): Adjust.
5348 (variable_union): Adjust. Speed up merge of 1-part vars.
5349 (variable_canonicalize): Use unshared slot.
5350 (VALUED_RECURSED_INTO): New.
5351 (find_loc_in_1pdv): New.
5352 (struct dfset_merge): New.
5353 (insert_into_intersection): New.
5354 (intersect_loc_chains): New.
5356 (canonicalize_loc_order_check): New.
5357 (canonicalize_values_mark): New.
5358 (canonicalize_values_star): New.
5359 (variable_merge_over_cur): New.
5360 (variable_merge_over_src): New.
5361 (dataflow_set_merge): New.
5362 (dataflow_set_equiv_regs): New.
5363 (remove_duplicate_values): New.
5364 (struct dfset_post_merge): New.
5365 (variable_post_merge_new_vals): New.
5366 (variable_post_merge_perm_vals): New.
5367 (dataflow_post_merge_adjust): New.
5368 (find_mem_expr_in_1pdv): New.
5369 (dataflow_set_preserve_mem_locs): New.
5370 (dataflow_set_remove_mem_locs): New.
5371 (dataflow_set_clear_at_call): New.
5372 (onepart_variable_different_p): New.
5373 (variable_different_p): Use it.
5374 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5375 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5377 (track_loc_p): Pass it true.
5378 (struct count_use_info): New.
5379 (find_use_val): New.
5380 (replace_expr_with_values): New.
5382 (use_type): New, partially split out of...
5383 (count_uses): ... this. Count new micro-ops.
5384 (count_uses_1): Adjust.
5385 (count_stores): Adjust.
5386 (count_with_sets): New.
5387 (VAL_NEEDS_RESOLUTION): New.
5388 (VAL_HOLDS_TRACK_EXPR): New.
5389 (VAL_EXPR_IS_COPIED): New.
5390 (VAL_EXPR_IS_CLOBBERED): New.
5391 (add_uses): Adjust. Generate new micro-ops.
5392 (add_uses_1): Adjust.
5393 (add_stores): Generate new micro-ops.
5394 (add_with_sets): New.
5395 (find_src_status): Adjust.
5396 (find_src_set_src): Adjust.
5397 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5398 Handle new micro-ops. Canonicalize value equivalances.
5399 (vt_find_locations): Compute total size of hash tables for
5400 dumping. Perform merge for var-tracking-assignments. Don't
5401 disregard single-block loops.
5402 (dump_attrs_list): Handle decl_or_value.
5403 (dump_variable): Take variable. Deal with decl_or_value.
5404 (dump_variable_slot): New.
5405 (dump_vars): Use it.
5406 (dump_dataflow_sets): Adjust.
5407 (set_slot_part): New, extended to support one-part variables
5408 after splitting out of...
5409 (set_variable_part): ... this.
5410 (clobber_slot_part): New, split out of...
5411 (clobber_variable_part): ... this.
5412 (delete_slot_part): New, split out of...
5413 (delete_variable_part): .... this.
5414 (check_wrap_constant): New.
5415 (vt_expand_loc_callback): New.
5416 (vt_expand_loc): New.
5417 (emit_note_insn_var_location): Adjust. Handle values. Handle
5418 EMIT_NOTE_AFTER_CALL_INSN.
5419 (emit_notes_for_differences_1): Adjust. Handle values.
5420 (emit_notes_for_differences_2): Likewise.
5421 (emit_notes_for_differences): Adjust.
5422 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5423 Adjust. Handle new micro-ops.
5424 (vt_add_function_parameters): Adjust. Create and bind values.
5425 (vt_initialize): Adjust. Initialize scratch_regs and
5426 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5427 operations. Move some code to count_with_sets and add_with_sets.
5428 (delete_debug_insns): New.
5429 (vt_debug_insns_local): New.
5430 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5432 (var_tracking_main): If var-tracking-assignments is enabled
5433 but var-tracking isn't, delete debug insns and leave. Likewise
5434 if we exceed limits or fail the stack adjustments tests, and
5435 after all var-tracking processing.
5436 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5437 (dataflow_set): Add traversed_vars.
5438 (value_chain, const_value_chain): New typedefs.
5439 (value_chain_pool, value_chains): New variables.
5440 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5441 add_value_chains, add_cselib_value_chains, remove_value_chain,
5442 remove_value_chains, remove_cselib_value_chains): New functions.
5443 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5444 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5446 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5447 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5448 (dst_can_be_shared): New variable.
5449 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5450 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5451 different from set->vars, look up slot again instead of using the
5453 (dataflow_set_init): Initialize traversed_vars.
5454 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5455 lookup if set->vars is shared. Don't keep slot cleared before
5456 calling unshare_variable. Unshare set->vars if needed. Adjust
5457 unshare_variable callers. Clear dst_can_be_shared if needed.
5458 Even ->refcount == 1 vars must be unshared if set->vars is shared
5459 and var needs to be modified.
5460 (dataflow_set_union): Set traversed_vars during canonicalization.
5461 (VALUE_CHANGED, DECL_CHANGED): Define.
5462 (set_dv_changed, dv_changed_p): New static inlines.
5463 (track_expr_p): Clear DECL_CHANGED.
5464 (dump_dataflow_sets): Set it.
5465 (variable_was_changed): Call set_dv_changed.
5466 (emit_note_insn_var_location): Likewise.
5467 (changed_variables_stack): New variable.
5468 (check_changed_vars_1, check_changed_vars_2): New functions.
5469 (emit_notes_for_changes): Do nothing if changed_variables is
5470 empty. Traverse changed_variables with check_changed_vars_1,
5471 call check_changed_vars_2 on each changed_variables_stack entry.
5472 (emit_notes_in_bb): Add SET argument. Just clear it at the
5473 beginning, use it instead of local &set, don't destroy it at the end.
5474 (vt_emit_notes): Call dataflow_set_clear early on all
5475 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5476 computed set, dataflow_set_clear also VTI(bb)->in when we are
5477 done with the basic block. Initialize changed_variables_stack,
5478 free it afterwards. If ENABLE_CHECKING verify that after noting
5479 differences to an empty set value_chains hash table is empty.
5480 (vt_initialize): Initialize value_chains and value_chain_pool.
5481 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5482 (variable_tracking_main): Call dump_dataflow_sets before calling
5483 vt_emit_notes, not after it.
5484 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5485 (propagate_var_def_into_debug_stmts): Declare.
5486 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5487 (df_set_note): Reject debug insns.
5488 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5489 add notes to debug insns.
5490 (df_note_bb_compute): Adjust. Likewise.
5491 (df_simulate_uses): Skip debug insns.
5492 (df_simulate_initialize_backwards): Likewise.
5493 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5494 (subst_stack_regs_pat): Reject debug insns.
5495 (convert_regs_1): Handle debug insns.
5496 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5497 (print-rtl.o): Depend on cselib.h.
5498 (cselib.o): Depend on TREE_PASS_H.
5499 (var-tracking.o): Depend on cselib.h and TARGET_H.
5500 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5501 (init_ready_list): Skip boundary debug insns.
5502 (add_branch_dependences): Skip debug insns.
5503 (free_block_dependencies): Check for blocks with only debug insns.
5504 (compute_priorities): Likewise.
5505 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5506 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5508 (gimple_build_debug_bind_stat): New.
5509 (empty_body_p): Skip debug stmts.
5510 (gimple_has_side_effects): Likewise.
5511 (gimple_rhs_has_side_effects): Likewise.
5512 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5513 (gimple_build_debug_bind_stat): Declare.
5514 (gimple_build_debug_bind): Define.
5515 (is_gimple_debug): New.
5516 (gimple_debug_bind_p): New.
5517 (gimple_debug_bind_get_var): New.
5518 (gimple_debug_bind_get_value): New.
5519 (gimple_debug_bind_get_value_ptr): New.
5520 (gimple_debug_bind_set_var): New.
5521 (gimple_debug_bind_set_value): New.
5522 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5523 (gimple_debug_bind_reset_value): New.
5524 (gimple_debug_bind_has_value_p): New.
5525 (gsi_next_nondebug): New.
5526 (gsi_prev_nondebug): New.
5527 (gsi_start_nondebug_bb): New.
5528 (gsi_last_nondebug_bb): New.
5529 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5530 (print_insn): Handle DEBUG_INSN.
5531 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5532 of first insn prevail.
5533 (first_stmt): Skip debug stmts.
5534 (first_non_label_stmt): Likewise.
5535 (last_stmt): Likewise.
5536 (has_zero_uses_1): New.
5537 (single_imm_use_1): New.
5538 (verify_gimple_debug): New.
5539 (verify_types_in_gimple_stmt): Handle debug stmts.
5540 (verify_stmt): Likewise.
5541 (debug_loop_num): Skip debug stmts.
5542 (remove_edge_and_dominated_blocks): Remove dominators last.
5543 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5544 (linearize_expr): Likewise.
5545 * config/i386/i386.c (ix86_delegitimize_address): Call
5546 default implementation.
5547 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5548 (group_barrier_needed): Skip debug insns.
5549 (emit_insn_group_barriers): Likewise.
5550 (emit_all_insn_group_barriers): Likewise.
5551 (ia64_variable_issue): Handle debug insns.
5552 (ia64_dfa_new_cycle): Likewise.
5553 (final_emit_insn_group_barriers): Skip debug insns.
5554 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5555 def cfa without frame.
5556 (process_set): Likewise.
5557 (process_for_unwind_directive): Pass frame on.
5558 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5559 (rs6000_delegitimize_address): New.
5560 (rs6000_debug_adjust_cost): Handle debug insns.
5561 (is_microcoded_insn): Likewise.
5562 (is_cracked_insn): Likewise.
5563 (is_nonpipeline_insn): Likewise.
5564 (insn_must_be_first_in_group): Likewise.
5565 (insn_must_be_last_in_group): Likewise.
5566 (force_new_group): Likewise.
5567 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5568 contains only debug insns.
5569 (rtl_merge_blocks): Skip debug insns.
5570 (purge_dead_edges): Likewise.
5571 (rtl_block_ends_with_call_p): Skip debug insns.
5572 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5573 (mark_reg_dependencies): Skip debug insns.
5574 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5575 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5576 * tree-ssa-threadedge.c
5577 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5578 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5579 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5580 (copyprop_hardreg_forward_1): Handle debug insns.
5581 * reload1.c (reload): Skip debug insns. Replace unassigned
5582 pseudos in debug insns with their equivalences.
5583 (eliminate_regs_in_insn): Skip debug insns.
5584 (emit_input_reload_insns): Skip debug insns at first, adjust
5586 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5587 (get_indirect_ref_operands): Pass opf_no_vops on.
5588 (get_expr_operands): Likewise. Skip debug stmts.
5589 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5591 2009-09-01 Richard Henderson <rth@redhat.com>
5593 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5594 stmt_ends_pp_p statements at least once.
5595 * tree-vrp.c (vrp_initialize): Likewise.
5596 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5598 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5601 Fix AIX bootstrap after PR debug/30161
5602 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5603 that is a GNU extension.
5604 (tmpl_value_parm_die_table): Move the definition of this global
5605 outside #ifdef DWARF2_DEBUGGING_INFO region.
5607 2009-09-01 Richard Guenther <rguenther@suse.de>
5609 * tree.c (tree_expr_size): New function.
5610 * tree.h (tree_expr_size): Declare.
5611 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5612 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5613 * langhooks.c (lhd_expr_size): Remove.
5614 * langhooks.h (struct lang_hooks): Remove expr_size.
5615 * explow.c (expr_size): Use tree_expr_size.
5616 (int_expr_size): Likewise.
5617 * langhooks-def.h (lhd_expr_size): Remove.
5618 (LANG_HOOKS_EXPR_SIZE): Likewise.
5619 (LANG_HOOKS_INITIALIZER): Adjust.
5621 2009-09-01 Richard Guenther <rguenther@suse.de>
5623 * tree-flow.h (mark_addressable): Move declaration ...
5624 * tree.h (mark_addressable): ... here.
5625 * stmt.c (expand_asm_operands): Use mark_addressable, not
5626 lang_hooks.mark_addressable.
5627 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5628 LANG_HOOKS_MARK_ADDRESSABLE.
5629 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5630 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5632 2009-08-31 Chris Demetriou <cgd@google.com>
5634 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5635 vectorize if not TARGET_SSE2.
5637 2009-08-31 DJ Delorie <dj@redhat.com>
5639 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5640 registers if no coprocessor is enabled.
5642 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5645 * cgraph.h (cgraph_get_node): Declare ...
5646 * cgraph.c (cgraph_get_node): ... new function.
5647 * dwarf2out.c (gen_generic_params_dies,
5648 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5649 make_ith_pack_parameter_name,
5650 append_entry_to_tmpl_value_parm_die_table,
5651 gen_remaining_tmpl_value_param_die_attribute): New functions.
5652 (gen_subprogram_die): Generate debug info for template parameters
5653 if debug info level is higher than DINFO_LEVEL_TERSE.
5654 Use tree_add_const_value_attribute_for_decl instead of
5655 tree_add_const_value_attribute.
5656 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5657 instead of tree_add_const_value_attribute.
5658 (gen_struct_or_union_type_die): Generate debug
5659 info for template parameters if debug info level is higher than
5661 (tree_add_const_value_attribute): Handle integral and pointer
5662 constants. Update comment.
5663 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5664 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5665 (reference_to_unused): Fix thinko. Remove redundant predicates from
5667 (tree_add_const_value_attribute): Make this work for constant
5669 tree_add_const_value_attribute_for_decl is to be used for variable
5671 (add_location_or_const_value_attribute): Use
5672 tree_add_const_value_attribute_for_decl now.
5673 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5674 DW_TAG_template_value_param DIEs after function DIEs have been
5676 * langhooks.h (lang_hooks_for_types): Add
5677 get_argument_pack_elems.
5678 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5679 (lang_hooks): Added get_innermost_generic_parms,
5680 get_innermost_generic_args.
5681 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5682 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5683 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5684 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5686 2009-08-31 DJ Delorie <dj@redhat.com>
5688 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5689 it once we start generating the prologue or epilogue.
5690 (mep_call_saves_register): If the frame is locked, re-use
5692 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5693 (mep_expand_prologue): Call it.
5694 (mep_expand_epilogue): Likewise.
5695 (mep_start_function): Use the same logic as mep_expand_prologue.
5696 (mep_pass_by_reference): Make logic more readable.
5697 (mep_return_in_memory): Zero-sized objects are passed in memory.
5698 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5700 2009-08-31 Richard Guenther <rguenther@suse.de>
5702 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5703 to query if the memory regions for memmove overlap.
5704 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5705 asserts on pointers, instead deal with odd trees.
5706 (ptr_derefs_may_alias_p): Likewise.
5707 (refs_may_alias_p_1): Constructor bases also never alias.
5709 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5711 * doc/install.texi (Final install): Adjust reference on where to
5712 order printed manuals.
5714 2009-08-30 Olivier Hainque <hainque@adacore.com>
5716 * dwarf2out.c (switch_to_frame_table_section): Move
5717 definition prior to first use.
5719 2009-08-30 Richard Guenther <rguenther@suse.de>
5721 PR tree-optimization/41186
5722 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5723 (ao_ref_init_from_ptr_and_size): New function.
5724 (ref_maybe_used_by_call_p_1): Be more precise tracking
5725 used ranges for builtin functions.
5726 (ref_maybe_used_by_call_p): Adjust.
5727 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5728 ranges for builtin functions.
5729 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5731 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5734 * fwprop.c (get_reg_use_in): Delete.
5735 (free_load_extend): New function.
5736 (forward_propagate_subreg): Use it.
5738 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5740 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5742 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5745 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5748 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5750 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5751 fini or fini_array section.
5753 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5755 * graphite-dependences.c (graphite_legal_transform_bb): Call
5756 pbb_remove_duplicate_pdrs.
5757 * graphite-poly.c (can_collapse_pdr): Removed.
5758 (pdr_find_duplicate): Removed.
5759 (can_collapse_pdrs): New.
5760 (pbb_remove_duplicate_pdrs): New.
5761 (new_poly_dr): Do not look for duplicates.
5762 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5763 (PBB_PDR_DUPLICATES_REMOVED): New.
5764 (pbb_remove_duplicate_pdrs): Declared.
5766 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5768 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5769 the strides by multiplying by PDR_NB_REFS.
5770 * graphite-poly.c (can_collapse_pdr): New.
5771 (pdr_find_duplicate): New.
5772 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5773 Initialize PDR_NB_REFS.
5774 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5776 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5778 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5781 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5784 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5786 * graphite-dependences.c (pddr_original_scattering): Return NULL
5787 for read-read dependence relations.
5788 * graphite-poly.h (enum poly_dr_type): Fix comment.
5791 (pdr_may_write_p): New.
5793 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5795 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5796 (struct poly_dr): Same.
5797 (new_poly_dr): Same.
5798 * graphite-poly.c (new_poly_dr): Same.
5799 * graphite-dependences.c (dot_deps): Disable call to system.
5801 2009-08-28 Cary Coutant <ccoutant@google.com>
5804 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5805 struct/union/enum types local to a function.
5807 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5808 Sebastian Pop <sebastian.pop@amd.com>
5810 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5811 pbb_strip_mine_time_depth. Changed the implementation so that
5812 transformation is expressed as a transformation on
5813 time (scatttering) dimensions. Also, ensures that the 2d+1
5814 scheduling format is preserved.
5815 (pbb_strip_mine_profitable_p): Profitability is based on the
5816 iteration number of a given time (scattering) dimension,
5817 and not on a original loop depth dimension.
5818 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5819 (pbb_do_strip_mine): Call psct_dynamic_dim.
5820 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5821 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5822 (pbb_nb_dynamic_scattering_transform): New.
5823 (psct_dynamic_dim): New.
5825 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5827 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5828 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5829 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5830 * graphite-interchange.c (build_linearized_memory_access): Same.
5831 (memory_stride_in_loop): Same.
5833 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5835 * graphite-dependences.c (pddr_original_scattering): New.
5836 (graphite_legal_transform_dr): Call pddr_original_scattering.
5839 * graphite-dependences.h (dot_deps): Declared.
5840 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5841 (print_pdr): Print PDR_ID.
5842 * graphite-poly.h (struct poly_dr): Add field id.
5845 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5847 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5849 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5850 not delete the original dependence relation.
5852 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5854 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5855 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5856 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5857 (free_poly_ddr): New.
5858 (pddr_is_empty): New.
5859 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5860 (dependence_polyhedron): Same. Remove useless gcc_assert.
5862 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5863 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5864 * graphite-dependences.h (enum poly_dependence_kind): New.
5865 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5866 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5867 (PDRP_SINK): Renamed PDDR_SINK.
5868 (PDRP_DDP): Renamed PDDR_DDP.
5870 (free_poly_ddr): Declared.
5871 * graphite-poly.c (new_scop): Use the new hash function names.
5872 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5873 into original_pddrs.
5874 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5876 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5878 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5879 bounds with LT_EXPR to make niter analysis more precise on code
5880 generated by Graphite.
5882 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5884 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5885 (graphite_legal_transform_bb): Same.
5886 (poly_drs_may_alias_p): Same.
5888 2009-08-28 Richard Guenther <rguenther@suse.de>
5890 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5892 2009-08-28 Jan Beulich <jbeulich@novell.com>
5894 * config/i386/netware.c: Include langhooks.h.
5895 (i386_nlm_encode_section_info): Simplify.
5896 (netware_override_options): Delete.
5897 * config/i386/netware.h (netware_override_options): Delete
5899 (OVERRIDE_OPTIONS): Delete definition.
5900 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5901 (ASM_COMMENT_START): Define.
5902 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5904 2009-08-28 Jan Beulich <jbeulich@novell.com>
5906 * configure.ac: For in-tree ld, do a plain version check to
5907 determine whether comdat groups are supported.
5908 * configure: Regenerate.
5910 2009-08-28 Olivier Hainque <hainque@adacore.com>
5912 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5913 always defined. Reflect definition or absence of such for
5914 COLLECT_EXPORT_LIST. Readability helper.
5915 (scanfilter): New enum, to help control what symbols
5916 are to be considered or ignored by scan_prog_file.
5917 (enum pass): Rename as "scanpass", moved together with scanfilter
5918 prior to scan_prog_file's prototype.
5919 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5920 Group prototype with the scanpass/scanfilter definitions, factorize
5921 head comments for the several implementations at the prototype.
5922 (main): Reorganize the first pass link control to let AIX
5923 drag only the needed frame tables in executables. Prevent
5924 frame tables collection during the scan aimed at static ctors.
5925 Pre-link and scan for frame tables later to compensate.
5926 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5927 A C statement to issue assembly directives that create a reference
5928 to the given DWARF table identifier label from the current function
5930 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5931 to differentiate first time section entry. Only emit a .data
5932 tables start identifier label the first time around.
5933 (switch_to_frame_table_section): New function. Helper for
5934 output_call_frame_info to switch possibly BACK into the eh_frame
5935 or the debug_frame section depending on FOR_EH.
5936 (output_call_frame_info): Use helper to first enter the proper
5938 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5939 emit a link to the frame table start label from each function
5941 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5942 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5943 * config/rs6000/rs6000-protos.h: Declare it.
5944 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5946 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5948 * config/sh/sh.c (split_branches): Check the result of
5951 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5953 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5954 using -pthread -fopenmp
5956 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5958 * doc/service.texi (service directory): Update URL.
5960 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5962 PR rtl-optimization/40861
5963 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5964 extract word from a multi-word subreg for negative byte positions.
5966 2009-08-27 Tristan Gingold <gingold@adacore.com>
5967 Douglas B Rupp <rupp@gnat.com>
5969 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5970 (SECTION_VMS_OVERLAY): Define.
5971 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5973 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5975 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5976 common_object declarations.
5977 (ia64_section_type_flags): Set section flag for common_object.
5978 * config/ia64/ia64-protos.h
5979 (ia64_vms_output_aligned_decl_common): Declare.
5980 (ia64_vms_elf_asm_named_section): Declare.
5982 2009-08-27 Michael Matz <matz@suse.de>
5984 * expr.c (expand_expr_real_2): New function taking exploded
5985 unary or binary expression, split out from ...
5986 (expand_expr_real_1): ... here. Move over all unary/binary
5987 switch parts to above function, in particular these codes:
5988 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5989 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5990 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5991 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5992 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5993 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5994 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5995 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5996 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5997 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5998 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5999 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6000 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6001 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6002 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6003 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6004 VEC_PACK_FIX_TRUNC_EXPR.
6005 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6008 2009-08-27 Richard Guenther <rguenther@suse.de>
6010 * gengtype.c (main): Handle uint64_t.
6011 * ipa-utils.c (get_base_var): Indent properly.
6012 * tree-ssa-live.c (debug_scope_block): New function.
6013 * tree-flow.h (debug_scope_block): Declare.
6014 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6015 * basic-block.h (enum profile_status): Rename to
6016 enum profile_status_d.
6017 (x_profile_status): Adjust type.
6019 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6022 * dwarf2out.c (get_context_die): Declare this static function.
6023 (gen_type_die_with_usage): Make sure a DIE is a generated for
6024 the context of a typedef.
6026 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6028 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6031 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6033 * config/mips/mips-protos.h (mips_output_sync): Declare.
6034 (mips_sync_loop_insns): Likewise.
6035 (mips_output_sync_loop): Replace first two parameters with an rtx.
6036 * config/mips/mips.c (mips_multi_member): New structure.
6037 (mips_multi_members): New variable.
6038 (mips_multi_start): New function.
6039 (mips_multi_add): Likewise.
6040 (mips_multi_add_insn): Likewise.
6041 (mips_multi_add_label): Likewise.
6042 (mips_multi_last_index): Likewise.
6043 (mips_multi_copy_insn): Likewise.
6044 (mips_multi_set_operand): Likewise.
6045 (mips_multi_write): Likewise.
6046 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6047 (mips_init_print_operand_punct): Update accordingly.
6048 (mips_start_ll_sc_sync_block): New function.
6049 (mips_end_ll_sc_sync_block): Likewise.
6050 (mips_output_sync): Likewise.
6051 (mips_sync_insn1_template): Likewise.
6052 (mips_sync_insn2_template): Likewise.
6053 (mips_get_sync_operand): Likewise.
6054 (mips_process_sync_loop): Likewise.
6055 (mips_output_sync_loop): Use mips_process_sync_loop.
6056 (mips_sync_loop_insns): New function.
6057 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6058 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6059 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6060 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6061 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6062 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6063 (MIPS_SYNC_OLD_OP_12): Likewise.
6064 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6065 (MIPS_SYNC_NEW_OP_12): Likewise.
6066 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6067 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6068 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6069 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6070 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6071 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6072 * config/mips/mips.md (sync_mem): New attribute.
6073 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6074 (sync_exclusive_mask, sync_required_oldval): Likewise.
6075 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6076 (sync_release_barrier): Likewise.
6077 (length): Handle sync loops.
6078 (sync): Use mips_output_sync.
6079 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6080 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6081 and use mips_output_sync_loop.
6082 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6083 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6084 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6085 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6086 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6087 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6088 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6089 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6090 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6092 2009-08-26 Richard Guenther <rguenther@suse.de>
6095 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6096 the types to not match.
6097 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6099 * tree-ssa.c (useless_type_conversion_p): Conversions to
6100 pointers to unprototyped functions are useless.
6102 2009-08-26 Richard Guenther <rguenther@suse.de>
6104 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6105 whole-program condition, prepare to be called for non-globals.
6106 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6107 params build a representative with known type and track its fields.
6109 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6111 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6112 clearing by a taken branch.
6113 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6114 effectively after bbro pass.
6115 (sync_nand<mode>): Ditto.
6116 (sync_old_<fetchop_name><mode>): Ditto.
6117 (sync_old_nand<mode>): Ditto.
6118 (sync_new_<fetchop_name><mode>): Dito.
6119 (sync_new_nand<mode>): Ditto.
6120 (sync_compare_and_swap<mode>_1): Ditto.
6121 (*sync_compare_and_swap<mode>): Ditto.
6122 (sync_lock_test_and_set<mode>_1): Ditto.
6123 ("sync_lock_test_and_set<mode>): Ditto.
6125 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6127 * hwint.h (HOST_LONG_FORMAT): New macro
6128 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6129 Use HOST_PTR_PRINTF.
6130 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6131 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6132 (HOST_PTR_PRINTF): Document.
6134 2009-08-25 Jan Hubicka <jh@suse.cz>
6136 * config/i386/bmmintrin.h: Replace by #error.
6139 Michael Meissner <michael.meissner@amd.com>
6140 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6141 Tony Linthicum <tony.linthicum@amd.com>
6143 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6144 (TARGET_ROUND): New macro for the round/ptest instructions which
6145 are shared between SSE4.1 and SSE5.
6146 (OPTION_MASK_ISA_ROUND): Ditto.
6147 (OPTION_ISA_ROUND): Ditto.
6148 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6149 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6151 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6152 (-mfused-madd): New switch to give users control over whether the
6153 compiler optimizes to use the multiply/add SSE5 instructions.
6155 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6156 (ix86_handle_option): Turn off 3dnow if -msse5.
6157 (override_options): Add SSE5 support.
6158 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6160 (ix86_expand_sse_movcc): Add SSE5 support.
6161 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6162 vector type to the next largest size.
6163 (ix86_expand_sse5_pack): New function to use pperm to pack a
6164 vector type to the next smallest size.
6165 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6166 (IX86_BUILTIN_FMADDSD): Ditto.
6167 (IX86_BUILTIN_FMADDPS): Ditto.
6168 (IX86_BUILTIN_FMADDPD): Ditto.
6169 (IX86_BUILTIN_FMSUBSS): Ditto.
6170 (IX86_BUILTIN_FMSUBSD): Ditto.
6171 (IX86_BUILTIN_FMSUBPS): Ditto.
6172 (IX86_BUILTIN_FMSUBPD): Ditto.
6173 (IX86_BUILTIN_FNMADDSS): Ditto.
6174 (IX86_BUILTIN_FNMADDSD): Ditto.
6175 (IX86_BUILTIN_FNMADDPS): Ditto.
6176 (IX86_BUILTIN_FNMADDPD): Ditto.
6177 (IX86_BUILTIN_FNMSUBSS): Ditto.
6178 (IX86_BUILTIN_FNMSUBSD): Ditto.
6179 (IX86_BUILTIN_FNMSUBPS): Ditto.
6180 (IX86_BUILTIN_FNMSUBPD): Ditto.
6181 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6182 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6183 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6184 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6185 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6186 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6187 (IX86_BUILTIN_PPERM): Ditto.
6188 (IX86_BUILTIN_PERMPS): Ditto.
6189 (IX86_BUILTIN_PERMPD): Ditto.
6190 (IX86_BUILTIN_PMACSSWW): Ditto.
6191 (IX86_BUILTIN_PMACSWW): Ditto.
6192 (IX86_BUILTIN_PMACSSWD): Ditto.
6193 (IX86_BUILTIN_PMACSWD): Ditto.
6194 (IX86_BUILTIN_PMACSSDD): Ditto.
6195 (IX86_BUILTIN_PMACSDD): Ditto.
6196 (IX86_BUILTIN_PMACSSDQL): Ditto.
6197 (IX86_BUILTIN_PMACSSDQH): Ditto.
6198 (IX86_BUILTIN_PMACSDQL): Ditto.
6199 (IX86_BUILTIN_PMACSDQH): Ditto.
6200 (IX86_BUILTIN_PMADCSSWD): Ditto.
6201 (IX86_BUILTIN_PMADCSWD): Ditto.
6202 (IX86_BUILTIN_PHADDBW): Ditto.
6203 (IX86_BUILTIN_PHADDBD): Ditto.
6204 (IX86_BUILTIN_PHADDBQ): Ditto.
6205 (IX86_BUILTIN_PHADDWD): Ditto.
6206 (IX86_BUILTIN_PHADDWQ): Ditto.
6207 (IX86_BUILTIN_PHADDDQ): Ditto.
6208 (IX86_BUILTIN_PHADDUBW): Ditto.
6209 (IX86_BUILTIN_PHADDUBD): Ditto.
6210 (IX86_BUILTIN_PHADDUBQ): Ditto.
6211 (IX86_BUILTIN_PHADDUWD): Ditto.
6212 (IX86_BUILTIN_PHADDUWQ): Ditto.
6213 (IX86_BUILTIN_PHADDUDQ): Ditto.
6214 (IX86_BUILTIN_PHSUBBW): Ditto.
6215 (IX86_BUILTIN_PHSUBWD): Ditto.
6216 (IX86_BUILTIN_PHSUBDQ): Ditto.
6217 (IX86_BUILTIN_PROTB): Ditto.
6218 (IX86_BUILTIN_PROTW): Ditto.
6219 (IX86_BUILTIN_PROTD): Ditto.
6220 (IX86_BUILTIN_PROTQ): Ditto.
6221 (IX86_BUILTIN_PROTB_IMM): Ditto.
6222 (IX86_BUILTIN_PROTW_IMM): Ditto.
6223 (IX86_BUILTIN_PROTD_IMM): Ditto.
6224 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6225 (IX86_BUILTIN_PSHLB): Ditto.
6226 (IX86_BUILTIN_PSHLW): Ditto.
6227 (IX86_BUILTIN_PSHLD): Ditto.
6228 (IX86_BUILTIN_PSHLQ): Ditto.
6229 (IX86_BUILTIN_PSHAB): Ditto.
6230 (IX86_BUILTIN_PSHAW): Ditto.
6231 (IX86_BUILTIN_PSHAD): Ditto.
6232 (IX86_BUILTIN_PSHAQ): Ditto.
6233 (IX86_BUILTIN_FRCZSS): Ditto.
6234 (IX86_BUILTIN_FRCZSD): Ditto.
6235 (IX86_BUILTIN_FRCZPS): Ditto.
6236 (IX86_BUILTIN_FRCZPD): Ditto.
6237 (IX86_BUILTIN_CVTPH2PS): Ditto.
6238 (IX86_BUILTIN_CVTPS2PH): Ditto.
6239 (IX86_BUILTIN_COMEQSS): Ditto.
6240 (IX86_BUILTIN_COMNESS): Ditto.
6241 (IX86_BUILTIN_COMLTSS): Ditto.
6242 (IX86_BUILTIN_COMLESS): Ditto.
6243 (IX86_BUILTIN_COMGTSS): Ditto.
6244 (IX86_BUILTIN_COMGESS): Ditto.
6245 (IX86_BUILTIN_COMUEQSS): Ditto.
6246 (IX86_BUILTIN_COMUNESS): Ditto.
6247 (IX86_BUILTIN_COMULTSS): Ditto.
6248 (IX86_BUILTIN_COMULESS): Ditto.
6249 (IX86_BUILTIN_COMUGTSS): Ditto.
6250 (IX86_BUILTIN_COMUGESS): Ditto.
6251 (IX86_BUILTIN_COMORDSS): Ditto.
6252 (IX86_BUILTIN_COMUNORDSS): Ditto.
6253 (IX86_BUILTIN_COMFALSESS): Ditto.
6254 (IX86_BUILTIN_COMTRUESS): Ditto.
6255 (IX86_BUILTIN_COMEQSD): Ditto.
6256 (IX86_BUILTIN_COMNESD): Ditto.
6257 (IX86_BUILTIN_COMLTSD): Ditto.
6258 (IX86_BUILTIN_COMLESD): Ditto.
6259 (IX86_BUILTIN_COMGTSD): Ditto.
6260 (IX86_BUILTIN_COMGESD): Ditto.
6261 (IX86_BUILTIN_COMUEQSD): Ditto.
6262 (IX86_BUILTIN_COMUNESD): Ditto.
6263 (IX86_BUILTIN_COMULTSD): Ditto.
6264 (IX86_BUILTIN_COMULESD): Ditto.
6265 (IX86_BUILTIN_COMUGTSD): Ditto.
6266 (IX86_BUILTIN_COMUGESD): Ditto.
6267 (IX86_BUILTIN_COMORDSD): Ditto.
6268 (IX86_BUILTIN_COMUNORDSD): Ditto.
6269 (IX86_BUILTIN_COMFALSESD): Ditto.
6270 (IX86_BUILTIN_COMTRUESD): Ditto.
6271 (IX86_BUILTIN_COMEQPS): Ditto.
6272 (IX86_BUILTIN_COMNEPS): Ditto.
6273 (IX86_BUILTIN_COMLTPS): Ditto.
6274 (IX86_BUILTIN_COMLEPS): Ditto.
6275 (IX86_BUILTIN_COMGTPS): Ditto.
6276 (IX86_BUILTIN_COMGEPS): Ditto.
6277 (IX86_BUILTIN_COMUEQPS): Ditto.
6278 (IX86_BUILTIN_COMUNEPS): Ditto.
6279 (IX86_BUILTIN_COMULTPS): Ditto.
6280 (IX86_BUILTIN_COMULEPS): Ditto.
6281 (IX86_BUILTIN_COMUGTPS): Ditto.
6282 (IX86_BUILTIN_COMUGEPS): Ditto.
6283 (IX86_BUILTIN_COMORDPS): Ditto.
6284 (IX86_BUILTIN_COMUNORDPS): Ditto.
6285 (IX86_BUILTIN_COMFALSEPS): Ditto.
6286 (IX86_BUILTIN_COMTRUEPS): Ditto.
6287 (IX86_BUILTIN_COMEQPD): Ditto.
6288 (IX86_BUILTIN_COMNEPD): Ditto.
6289 (IX86_BUILTIN_COMLTPD): Ditto.
6290 (IX86_BUILTIN_COMLEPD): Ditto.
6291 (IX86_BUILTIN_COMGTPD): Ditto.
6292 (IX86_BUILTIN_COMGEPD): Ditto.
6293 (IX86_BUILTIN_COMUEQPD): Ditto.
6294 (IX86_BUILTIN_COMUNEPD): Ditto.
6295 (IX86_BUILTIN_COMULTPD): Ditto.
6296 (IX86_BUILTIN_COMULEPD): Ditto.
6297 (IX86_BUILTIN_COMUGTPD): Ditto.
6298 (IX86_BUILTIN_COMUGEPD): Ditto.
6299 (IX86_BUILTIN_COMORDPD): Ditto.
6300 (IX86_BUILTIN_COMUNORDPD): Ditto.
6301 (IX86_BUILTIN_COMFALSEPD): Ditto.
6302 (IX86_BUILTIN_COMTRUEPD): Ditto.
6303 (IX86_BUILTIN_PCOMEQUB): Ditto.
6304 (IX86_BUILTIN_PCOMNEUB): Ditto.
6305 (IX86_BUILTIN_PCOMLTUB): Ditto.
6306 (IX86_BUILTIN_PCOMLEUB): Ditto.
6307 (IX86_BUILTIN_PCOMGTUB): Ditto.
6308 (IX86_BUILTIN_PCOMGEUB): Ditto.
6309 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6310 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6311 (IX86_BUILTIN_PCOMEQUW): Ditto.
6312 (IX86_BUILTIN_PCOMNEUW): Ditto.
6313 (IX86_BUILTIN_PCOMLTUW): Ditto.
6314 (IX86_BUILTIN_PCOMLEUW): Ditto.
6315 (IX86_BUILTIN_PCOMGTUW): Ditto.
6316 (IX86_BUILTIN_PCOMGEUW): Ditto.
6317 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6318 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6319 (IX86_BUILTIN_PCOMEQUD): Ditto.
6320 (IX86_BUILTIN_PCOMNEUD): Ditto.
6321 (IX86_BUILTIN_PCOMLTUD): Ditto.
6322 (IX86_BUILTIN_PCOMLEUD): Ditto.
6323 (IX86_BUILTIN_PCOMGTUD): Ditto.
6324 (IX86_BUILTIN_PCOMGEUD): Ditto.
6325 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6326 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6327 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6328 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6329 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6330 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6331 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6332 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6333 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6334 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6335 (IX86_BUILTIN_PCOMEQB): Ditto.
6336 (IX86_BUILTIN_PCOMNEB): Ditto.
6337 (IX86_BUILTIN_PCOMLTB): Ditto.
6338 (IX86_BUILTIN_PCOMLEB): Ditto.
6339 (IX86_BUILTIN_PCOMGTB): Ditto.
6340 (IX86_BUILTIN_PCOMGEB): Ditto.
6341 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6342 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6343 (IX86_BUILTIN_PCOMEQW): Ditto.
6344 (IX86_BUILTIN_PCOMNEW): Ditto.
6345 (IX86_BUILTIN_PCOMLTW): Ditto.
6346 (IX86_BUILTIN_PCOMLEW): Ditto.
6347 (IX86_BUILTIN_PCOMGTW): Ditto.
6348 (IX86_BUILTIN_PCOMGEW): Ditto.
6349 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6350 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6351 (IX86_BUILTIN_PCOMEQD): Ditto.
6352 (IX86_BUILTIN_PCOMNED): Ditto.
6353 (IX86_BUILTIN_PCOMLTD): Ditto.
6354 (IX86_BUILTIN_PCOMLED): Ditto.
6355 (IX86_BUILTIN_PCOMGTD): Ditto.
6356 (IX86_BUILTIN_PCOMGED): Ditto.
6357 (IX86_BUILTIN_PCOMFALSED): Ditto.
6358 (IX86_BUILTIN_PCOMTRUED): Ditto.
6359 (IX86_BUILTIN_PCOMEQQ): Ditto.
6360 (IX86_BUILTIN_PCOMNEQ): Ditto.
6361 (IX86_BUILTIN_PCOMLTQ): Ditto.
6362 (IX86_BUILTIN_PCOMLEQ): Ditto.
6363 (IX86_BUILTIN_PCOMGTQ): Ditto.
6364 (IX86_BUILTIN_PCOMGEQ): Ditto.
6365 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6366 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6367 (enum multi_arg_type): New enum for describing the various SSE5
6368 intrinsic argument types.
6369 (bdesc_multi_arg): New table for SSE5 intrinsics.
6370 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6371 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6373 (ix86_expand_builtin): Add SSE5 intrinsic support.
6374 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6375 operand instructions.
6376 (ix86_expand_sse5_multiple_memory): New function to split the
6377 second memory reference from SSE5 instructions.
6378 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6379 (ix86_return_pops_args): Use stdarg_p to determine if the function
6380 has variable arguments.
6381 (ix86_setup_incoming_varargs): Ditto.
6382 (x86_this_parameter): Ditto.
6384 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6386 (ix86_expand_sse5_pack): Ditto.
6387 (ix86_sse5_valid_op_p): Ditto.
6388 (ix86_expand_sse5_multiple_memory): Ditto.
6390 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6391 constant for SSE5 support.
6392 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6393 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6394 (UNSPEC_SSE5_PERMUTE): Ditto.
6395 (UNSPEC_SSE5_ASHIFT): Ditto.
6396 (UNSPEC_SSE5_LSHIFT): Ditto.
6397 (UNSPEC_FRCZ): Ditto.
6398 (UNSPEC_CVTPH2PS): Ditto.
6399 (UNSPEC_CVTPS2PH): Ditto.
6400 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6402 (COM_FALSE_S): Ditto.
6403 (COM_FALSE_P): Ditto.
6404 (COM_TRUE_S): Ditto.
6405 (COM_TRUE_P): Ditto.
6406 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6407 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6409 (memory attribute): Ditto.
6410 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6411 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6412 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6413 (floor<mode>2): Ditto.
6414 (ceil<mode>2): Ditto.
6415 (btrunc<mode>2): Ditto.
6416 (nearbyintdf2): Ditto.
6417 (nearbyintsf2): Ditto.
6418 (sse_setccsf): Disable if SSE5.
6419 (sse_setccdf): Ditto.
6420 (sse5_setcc<mode>): New support for SSE5 conditional move.
6421 (sse5_pcmov_<mode>): Ditto.
6423 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6425 (SSEMODEF2P): Ditto.
6426 (ssemodesuffixf4): New mode attribute for SSE5.
6427 (ssemodesuffixf2s): Ditto.
6428 (ssemodesuffixf2c): Ditto.
6429 (sserotatemax): Ditto.
6430 (ssescalarmode): Ditto.
6431 (sse_maskcmpv4sf3): Disable if SSE5.
6432 (sse_maskcmpv2df3): Ditto.
6433 (sse_vmmaskcmpv4sf3): Ditto.
6434 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6435 (sse5_vmfmadd<mode>4): Ditto.
6436 (sse5_fmsub<mode>4): Ditto.
6437 (sse5_vmfmsub<mode>4): Ditto.
6438 (sse5_fnmadd<mode>4): Ditto.
6439 (sse5_vmfnmadd<mode>4): Ditto.
6440 (sse5_fnmsub<mode>4): Ditto.
6441 (sse5_vmfnmsub<mode>4): Ditto.
6442 (sse5i_fmadd<mode>4): Ditto.
6443 (sse5i_fmsub<mode>4): Ditto.
6444 (sse5i_fnmadd<mode>4): Ditto.
6445 (sse5i_fnmsub<mode>4): Ditto.
6446 (sse5i_vmfmadd<mode>4): Ditto.
6447 (sse5i_vmfmsub<mode>4): Ditto.
6448 (sse5i_vmfnmadd<mode>4): Ditto.
6449 (sse5i_vmfnmsub<mode>4): Ditto.
6450 (mulv16qi3): Add SSE5 support.
6452 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6453 (sse2_mulv4si3): Disable if SSE5.
6454 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6455 (sse4_1_roundps): Ditto.
6456 (sse4_1_roundsd): Ditto.
6457 (sse4_1_roundss): Ditto.
6458 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6460 (sse_maskcmpsf3): Ditto.
6461 (sse_vmmaskcmpv4sf3): Ditto.
6462 (sse2_maskcmpv2df3): Ditto.
6463 (sse2_maskcmpdf3): Ditto.
6464 (sse2_vmmaskcmpv2df3): Ditto.
6465 (sse2_eq<mode>3): Ditto.
6466 (sse2_gt<mode>3): Ditto.
6467 (sse5_pcmov_<mode>): Add SSE5 support.
6468 (vec_unpacku_hi_v16qi): Ditto.
6469 (vec_unpacks_hi_v16qi): Ditto.
6470 (vec_unpacku_lo_v16qi): Ditto.
6471 (vec_unpacks_lo_v16qi): Ditto.
6472 (vec_unpacku_hi_v8hi): Ditto.
6473 (vec_unpacks_hi_v8hi): Ditto.
6474 (vec_unpacku_lo_v8hi): Ditto.
6475 (vec_unpacks_lo_v8hi): Ditto.
6476 (vec_unpacku_hi_v4si): Ditto.
6477 (vec_unpacks_hi_v4si): Ditto.
6478 (vec_unpacku_lo_v4si): Ditto.
6479 (vec_unpacks_lo_v4si): Ditto.
6480 (sse5_pmacsww): New SSE5 intrinsic insn.
6481 (sse5_pmacssww): Ditto.
6482 (sse5_pmacsdd): Ditto.
6483 (sse5_pmacssdd): Ditto.
6484 (sse5_pmacssdql): Ditto.
6485 (sse5_pmacssdqh): Ditto.
6486 (sse5_pmacsdqh): Ditto.
6487 (sse5_pmacsswd): Ditto.
6488 (sse5_pmacswd): Ditto.
6489 (sse5_pmadcsswd): Ditto.
6490 (sse5_pmadcswd): Ditto.
6491 (sse5_pcmov_<move>): Conditional move support on SSE5.
6492 (sse5_phaddbw): New SSE5 intrinsic insn.
6493 (sse5_phaddbd): Ditto.
6494 (sse5_phaddbq): Ditto.
6495 (sse5_phaddwd): Ditto.
6496 (sse5_phaddwq): Ditto.
6497 (sse5_phadddq): Ditto.
6498 (sse5_phaddubw): Ditto.
6499 (sse5_phaddubd): Ditto.
6500 (sse5_phaddubq): Ditto.
6501 (sse5_phadduwd): Ditto.
6502 (sse5_phadduwq): Ditto.
6503 (sse5_phaddudq): Ditto.
6504 (sse5_phsubbw): Ditto.
6505 (sse5_phsubwd): Ditto.
6506 (sse5_phsubdq): Ditto.
6507 (sse5_pperm): Ditto.
6508 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6509 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6510 (sse5_pperm_sign_v8hi_v4si): Ditto.
6511 (sse5_pperm_zero_v8hi_v4si): Ditto.
6512 (sse5_pperm_sign_v4si_v2di): Ditto.
6513 (sse5_pperm_sign_v4si_v2di): Ditto.
6514 (sse5_pperm_pack_v2di_v4si): Ditto.
6515 (sse5_pperm_pack_v4si_v8hi): Ditto.
6516 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6517 (sse5_perm<mode>): New SSE5 intrinsic insn.
6518 (rotl<mode>3): Ditto.
6519 (sse5_rotl<mode>3): Ditto.
6520 (sse5_ashl<mode>3): Ditto.
6521 (sse5_lshl<mode>3): Ditto.
6522 (sse5_frcz<mode>2): Ditto.
6523 (sse5s_frcz<mode>2): Ditto.
6524 (sse5_cvtph2ps): Ditto.
6525 (sse5_cvtps2ph): Ditto.
6526 (sse5_vmmaskcmp<mode>3): Ditto.
6527 (sse5_com_tf<mode>3): Ditto.
6528 (sse5_maskcmp<mode>3): Ditto.
6529 (sse5_maskcmp_uns<mode>3): Ditto.
6530 (sse5_maskcmp_uns2<mode>3): Ditto.
6531 (sse5_pcom_tf<mode>3): Ditto.
6533 * config/i386/predicates.md (sse5_comparison_float_operator):
6534 New predicate to match the comparison operators supported by
6535 the SSE5 com instruction.
6536 (ix86_comparison_int_operator): New predicate to match just the
6537 signed int comparisons.
6538 (ix86_comparison_uns_operator): New predicate to match just the
6539 unsigned int comparisons.
6541 * doc/invoke.texi (-msse5): Add documentation.
6542 (-mfused-madd): Ditto.
6544 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6546 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6548 (x86_64-*-*): Ditto.
6550 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6552 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6553 intrinisics for SSE5.
6555 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6558 * config/i386/mmintrin-common.h: New file, to contain common
6559 instructions between SSE4.1 and SSE5.
6561 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6562 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6563 (gen_regparm_prefix): Ditto.
6565 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6566 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6567 prototype_p to determine if a function is prototyped.
6569 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6571 * c-common.c (c_common_reswords) add the alignof keyword,
6572 with same RID as __alignof and __alignof__
6574 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6576 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6577 * hooks.c (hook_bool_const_int_const_int_true): New function.
6578 * target.h (struct gcc_target): Add can_eliminate field.
6579 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6580 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6581 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6582 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6583 (elim_table): Revise comment.
6584 * system.h (CAN_ELIMINATE): Poison.
6585 * defaults.h (CAN_ELIMINATE): Remove.
6586 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6588 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6589 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6591 (alpha_vms_can_eliminate): Declare as static, change return type to
6593 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6595 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6596 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6597 (arm_can_eliminate): New function.
6599 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6600 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6601 (avr_can_eliminate): Declare as static.
6602 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6604 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6605 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6606 (bfin_can_eliminate): New function.
6608 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6609 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6610 (crx_can_eliminate): New function.
6612 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6613 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6614 (fr30_can_eliminate): New function.
6616 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6617 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6618 (frv_can_eliminate): New function.
6620 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6621 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6622 (h8300_can_eliminate): New function.
6624 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6625 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6626 (i386_can_eliminate): Declare as static, change return type to bool.
6627 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6629 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6630 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6631 (ia64_can_eliminate): New function.
6633 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6634 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6635 (iq2000_can_eliminate): New function.
6637 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6638 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6639 (m32r_can_eliminate): New function.
6641 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6642 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6643 (m68hc11_can_eliminate): New function.
6645 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6646 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6647 (m68k_can_eliminate): New function.
6649 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6650 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6651 (mep_can_eliminate): New function.
6653 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6654 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6655 (mips_can_eliminate): New function.
6657 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6658 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6659 (rs6000_can_eliminate): New function.
6661 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6662 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6663 (s390_can_eliminate): Declare as static.
6664 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6666 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6667 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6668 (score_can_eliminate): New function.
6670 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6671 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6672 (sparc_can_eliminate): Declare as static.
6673 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6675 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6676 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6677 (xstormy16_can_eliminate): New function.
6679 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6680 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6681 (v850_can_eliminate): New function.
6683 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6685 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6686 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6687 (*movdfcc_ext[1234]): Disable for IEEE mode.
6689 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6691 * gimplify.c (prepare_gimple_addressable): New static function.
6692 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6694 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6695 manually fiddling with it.
6697 2009-08-25 Michael Matz <matz@suse.de>
6699 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6700 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6702 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6703 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6704 (do_jump): Split out code for simple binary comparisons into ...
6705 (do_jump_1): ... this, taking the individual operands and code.
6706 Change callers to helper function above accordingly.
6707 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6710 2009-08-25 Michael Matz <matz@suse.de>
6712 * expr.h (struct separate_ops, sepops): New type for passing
6713 around an exploded simple expression.
6714 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6715 Use this structure instead of expression tree.
6716 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6717 expression, only its type.
6718 (expand_vec_cond_expr): Take type and individual operands instead
6720 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6721 expand_vec_shift_expr): Change prototype accordingly.
6722 * tree-vect-stmts.c (vectorizable_condition): Change call of
6723 expand_vec_cond_expr_p to pass only type.
6724 * expr.c (do_store_flags): Change prototype and implementation
6725 to take an exploded expression.
6726 (expand_expr_real_1): New local ops initialized with details
6727 of the full expression. Use it instead of full
6728 expression in calls to do_store_flags, expand_vec_cond_expr,
6729 expand_widen_pattern_expr and expand_vec_shift_expr.
6731 2009-08-25 Michael Matz <matz@suse.de>
6733 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6734 treeop2 initialized with first three operands of the full expression.
6735 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6737 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6739 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6740 (__gthread_objc_condition_allocate): Mark arguments as unused.
6741 (__gthread_objc_condition_deallocate): Likewise.
6742 (__gthread_objc_condition_wait): Likewise.
6743 (__gthread_objc_condition_broadcast): Likewise.
6744 (__gthread_objc_condition_signal): Likewise.
6745 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6746 (__gthread_objc_thread_id): Likewise.
6748 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6751 * tree-pretty-print.c (print_call_name): Print the correct call name
6752 for procedure pointer components.
6754 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6756 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6757 default_promote_function_mode when not VMS.
6759 2009-08-24 Olivier Hainque <hainque@adacore.com>
6761 * convert.c (convert_to_integer): Don't assume an input pointer is
6762 POINTER_SIZE wide. Fetch from the type instead.
6764 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6766 * configure.ac (AC_PREREQ): Bump to 2.64.
6768 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6770 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6771 (process_command): Don't search standard_exec_prefix_1 and
6772 standard_exec_prefix_2.
6774 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6776 * config/arm/arm.c (output_return_instruction): Handle for
6779 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6781 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6783 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6785 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6786 (*arm_movdf_vfp): Likewise.
6788 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6790 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6791 (vashr<mode>3): Rename from ashr<mode>3.
6792 (vlshr<mode>3): Rename from lshr<mode>3.
6794 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6797 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6798 (check_format_info_main): Use scalar_identify_flag.
6799 (check_format_types): Check for scalar size identity if
6800 scalar_identify_flag is set.
6801 (printf_length_specs): Extend by new field.
6802 (asm_fprintf_length_specs): Likewise.
6803 (gcc_diag_length_specs): Likewise.
6804 (scanf_length_specs): Likewise.
6805 (strfmon_length_specs): Likewise.
6806 (gcc_gfc_length_specs): Likewise.
6807 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6808 (ms_printf_flag_specs): Likewise.
6809 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6811 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6814 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6815 (*call_value_pop_1): Ditto.
6816 (*sibcall_pop_1): New insn pattern.
6817 (*sibcall_value_pop_1): Ditto.
6819 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6822 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6825 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6828 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6829 (get_reg_use_in): New function.
6830 (forward_propagate_subreg): Propagate through subreg of zero_extend
6833 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6835 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6836 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6838 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6840 * configure.ac: Remove --with-datarootdir, --with-docdir,
6841 --with-htmldir switches. No need to call AC_SUBST for
6842 datarootdir, docdir, htmldir any more.
6843 * configure: Regenerate.
6844 * doc/install.texi (Configuration): Document --datarootdir,
6845 --docdir, --htmldir, --pdfdir; update documentation for
6846 --infodir, --mandir.
6847 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6850 * aclocal.m4: Regenerate.
6851 * config.in: Regenerate.
6852 * configure: Regenerate.
6854 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6855 Olivier Hainque <hainque@adacore.com>
6857 * config/ia64/ia64.c: Include libfuncs.h.
6858 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6859 (ia64_expand_call): Use reg 25 on VMS.
6860 (ia64_initialize_trampoline): Fix for VMS ABI.
6861 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6862 (ia64_function_arg): Initialize reg 25 on VMS.
6863 Fix OpenVMS ABI issues for varargs.
6864 For OpenVMS, emit the Argument Information register set in the
6865 incoming/sibcall case as well.
6866 (ia64_arg_type): New function.
6867 (ia64_function_arg_advance): Keep track of cum->words.
6868 Fix OpenVMS ABI issues for varargs.
6869 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6870 (ia64_override_options): Set flag_no_common on VMS.
6871 (ia64_init_builtins): Disable FWRITE builtin.
6872 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6873 (ia64_vms_init_libfuncs): Add decc$ routines.
6874 (ia64_vms_valid_pointer_mode): New function.
6875 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6876 (ia64_promote_function_mode): New function
6877 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6878 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6879 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6880 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6881 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6882 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6883 Suppress trailing '#' if VALUE is numeric.
6884 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6885 ia64_promote_function_mode.
6886 (TARGET_VALID_POINTER_MODE): Define.
6888 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6891 * config/rs6000/rs6000.c (rs6000_override_options): Use
6892 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6895 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6896 reporting of vector + decimal/boolean/complex error.
6898 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6900 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6901 __vector double TYPE_DECL.
6903 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6905 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6906 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6907 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6908 to pointer to enum machine_mode. Update all callers as needed.
6910 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6912 * config/alpha/alpha.md (exception_receiver): Emit alternative
6913 GP load sequence if flag_reorder_blocks_and_partition is set.
6914 (*exception_receiver_2): Also enable when
6915 flag_reorder_blocks_and_partition is set.
6917 2009-08-20 Matt Rice <ratmice@gmail.com>
6918 Diego Novillo <dnovillo@google.com>
6920 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6923 2009-08-20 Richard Guenther <rguenther@suse.de>
6925 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6926 * c-tree.h (c_dup_lang_specific_decl): Remove.
6927 (struct lang_decl, struct lang_type): Move definitions ...
6928 * c-lang.h: ... here. New file.
6929 * c-decl.c: Include c-lang.h.
6930 (c_dup_lang_specific_decl): Remove.
6931 * c-typeck.c: Include c-lang.h.
6932 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6933 (c-typeck.o): Likewise.
6934 * c-config-lang.in (gtfiles): Add c-lang.h.
6935 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6938 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6940 * config/alpha/alpha.c (alpha_end_function): Do not clear
6941 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6942 this is now handled in generic code.
6944 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6946 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6947 (s390_z10_fix_long_loop_prediction): New function.
6948 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6949 (s390_reorg): Walk over the INSNs and invoke
6950 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6952 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6954 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6955 "*brx_64bit", "*brx_31bit"): New patterns.
6956 * config/s390/s390.c ('E'): New output modifier.
6958 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6959 Richard Earnshaw <richard.earnshaw@arm.com>
6961 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6962 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6964 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6966 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6968 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6969 for mode mode of operand0 when doing secondary reload for SAR.
6971 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6974 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6975 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6977 2009-08-19 Jason Merrill <jason@redhat.com>
6979 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6980 supported template depth in C++0x.
6982 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6984 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6985 free_after_compilation.
6986 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6987 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6988 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6989 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6990 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6991 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6992 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6994 2009-08-19 Ian Lance Taylor <iant@google.com>
6996 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6997 of (plus (mult (neg B) C) A).
6999 2009-08-18 Michael Matz <matz@suse.de>
7001 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7002 instead of comparing TYPE_MAIN_VARIANT for equality.
7003 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7004 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7005 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7006 * gimplify.c (goa_lhs_expr_p): Ditto and use
7007 STRIP_USELESS_TYPE_CONVERSION.
7009 2009-08-18 Michael Matz <matz@suse.de>
7011 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7012 first field in a struct.
7013 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7015 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7017 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7018 locators before emit_insn is called. Remove assert that
7020 (alpha_end_function): Clear crtl->emit structure and free insn
7021 locators if cfun->is_thunk is true.
7023 2009-08-18 Jason Merrill <jason@redhat.com>
7025 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7027 * configure.ac: Test for it.
7028 * configure, config.in: Regenerate.
7029 * doc/install.texi: Document --enable-gnu-unique-object.
7031 2009-08-18 Richard Guenther <rguenther@suse.de>
7034 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7035 pow(x,y*z) only if x is nonnegative.
7037 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7039 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7043 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7044 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7046 2009-08-17 DJ Delorie <dj@redhat.com>
7048 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7049 * config/m32c/prologue.md (epilogue_freit): New.
7051 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7052 (bank_switch_p): Likewise.
7053 (fast_interrupt_p): Likewise.
7054 (interrupt_p): Likewise.
7055 (m32c_conditional_register_usage): Round memregs size up.
7056 (need_to_save): We only need to save $a0 when we use ENTER.
7057 (interrupt_p): Check for fast_interrupt too.
7058 (bank_switch_p): New.
7059 (fast_interrupt_p): New.
7060 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7061 (m32c_emit_prolog): Support bank switching and fast interrupts.
7062 * doc/extend.texi (Function Attributes): Add bank_switch and
7065 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7067 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7068 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7070 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7072 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7073 (menu): Add IA-64/VMS Options.
7074 (IA-64/VMS Options): Likewise.
7076 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7079 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7081 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7083 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7084 (mips_pop_asm_switch): Likewise.
7085 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7087 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7088 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7089 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7090 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7091 instead of set_noreorder.
7092 (mips_output_function_prologue): Use the new functions.
7093 (mips_output_function_epilogue): Likewise.
7094 (mips_need_noat_wrapper_p): New function, split out from...
7095 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7096 Use mips_push_asm_switch and mips_pop_asm_switch.
7097 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7098 and mips_pop_asm_switch.
7099 (ASM_OUTPUT_REG_POP): Likewise.
7100 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7101 Use mips_pop_asm_switch.
7102 (mips_asm_switch): New structure.
7103 (set_noreorder, set_nomacro): Replace with...
7104 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7105 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7106 instead of set_nomacro.
7107 (fix_truncsfsi2_macro): Likewise.
7108 (cprestore): Likewise.
7109 (hazard): Use mips_noreorder instead of set_noreorder.
7110 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7112 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7114 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7115 from prev_active_insn.
7117 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7119 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7120 * config/avr/avr.c (avr_override_options): Initialize
7121 avr_current_arch variable.
7122 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7123 __AVR_HAVE_16BIT_SP__ according to the device type.
7124 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7126 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7127 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7129 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7132 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7133 generating inlined subroutine die only. We shouldn't be
7134 called for anything else.
7135 (gen_block_die): Don't generate inline subroutine debug info for
7138 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7140 * graphite-poly.c (print_pbb): Print PBB index.
7142 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7145 * graphite-interchange.c (ppl_max_for_le): Moved...
7146 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7147 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7148 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7149 * graphite-ppl.h (ppl_max_for_le): Declared.
7151 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7153 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7154 supported on all platforms.
7155 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7156 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7157 * c-pragma.c: Likewise.
7158 * target-def.h (TARGET_INITIALIZER): Remove
7159 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7160 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7162 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7164 * config/ia64/fde-vms.c: New file.
7165 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7166 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7167 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7168 (uw_frame_state_for): Only register a personality routine if it is
7169 known to be compatible with our expectations.
7170 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7171 Declare unw_table_entry stack variable and
7172 mod all calls to _Unwind_FindTableEntry to add arg.
7173 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7174 (_Unwind_FindTableEntry): Add arg to prototype.
7176 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7178 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7179 field 'signal_pfs_loc'.
7180 (uw_frame_state_for): Remove duplicate code dealing with leaf
7181 procedures without unwind info.
7182 If in the frame after unwinding through a signal handler, restore
7183 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7184 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7185 'pfs_loc' to the AR.PFS location in the signal context; instead
7186 set 'signal_pfs_loc'.
7187 Manually generate the unwind info for the AR.PFS register.
7188 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7189 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7190 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7191 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7192 instead set 'signal_pfs_loc'.
7193 Remove code preventing the AR.PFS register from being restored
7194 from the signal context.
7196 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7197 Tristan Gingold <gingold@adacore.com>
7199 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7200 * config/ia64/t-vms: New file.
7201 * config/ia64/vms64.h: New file.
7202 * config/ia64/vms.h: New file.
7203 * config/ia64/vms-crtinit.asm: New file.
7204 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7205 * config/ia64/vms-unwind.h: New file.
7207 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7209 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7212 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7215 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7217 * real.h (do_mpc_arg2): ... here.
7218 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7221 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7223 * final.c (add_debug_prefix_map): Don't use GC memory for
7224 old_prefix and new_prefix.
7226 2009-08-14 Richard Guenther <rguenther@suse.de>
7228 * ipa-prop.c (compute_complex_pass_through): If we cannot
7229 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7231 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7233 * c-lex.c (c_lex_with_flags): Increase size of local variable
7234 to avoid memory clobber.
7236 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7239 * config/i386/i386.c (ix86_fp_comparison_strategy):
7240 Only enable/disable sahf at function granularity.
7242 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7244 PR rtl-optimization/41064
7245 * reload1.c (reload_as_needed): Don't call extract_insn
7246 for known invalid replacements after calling
7247 validate_replace_rtx_group and verify_changes.
7249 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7252 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7253 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7254 ix86_expand_fp_vcond.
7255 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7256 Assert that operation is supported by ix86_expand_int_vcond.
7257 (vcondu<SSEMODE124C8:mode>): Ditto.
7259 2009-08-13 DJ Delorie <dj@redhat.com>
7261 * config/i386/djgpp-stdint.h: New.
7262 * config.gcc (djgpp): Use it.
7264 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7266 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7267 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7269 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7271 * tree-ssa-loop-prefetch.c
7272 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7273 for long-stride pruning.
7274 (compute_miss_rate): New function to compute the probability
7275 that two memory references access different cache lines.
7277 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7279 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7281 2009-08-13 Richard Guenther <rguenther@suse.de>
7284 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7285 use the constant pointer type.
7286 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7287 of CV qualifiers on the target pointer type.
7288 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7289 conversion check before restrict check.
7291 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7294 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7296 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7298 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7300 2009-08-12 Richard Guenther <rguenther@suse.de>
7302 PR tree-optimization/41011
7303 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7304 and reference constructing.
7306 2009-08-12 Xinliang David Li <davidxl@google.com>
7308 PR tree-optimization/41012
7309 * tree-flow.h : New external interface.
7310 * gimple-low.c (check_call_arg): Change to public function.
7311 Remove argument mismatch check in lowering.
7312 * tree-inline.h (tree_can_inline_p): Interface change.
7313 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7315 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7316 Call change to tree_can_inline_p function.
7317 (cgraph_decide_inlining_incrementally): Ditto.
7319 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7321 PR tree-optimization/41031
7322 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7323 on the partition variable rather than promote_mode on the source
7324 type. Assert that the partition variable's type has the same
7325 mode as the source value's.
7327 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7329 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7330 for for_return == 2.
7331 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7333 * calls.c (expand_call): Fix typo.
7334 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7336 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7338 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7339 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7340 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7341 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7343 2009-08-12 Andrew Haley <aph@redhat.com>
7345 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7347 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7350 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7352 2009-08-12 Richard Guenther <rguenther@suse.de>
7354 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7355 * gimplify.c (gimplify_modify_expr): Do not use
7356 lang_hooks.types_compatible_p.
7357 * tree-ssa.c (useless_type_conversion_p): For aggregates
7358 just return false if the canonical types differ.
7360 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7363 * sese.c (convert_for_phi_arg): New.
7364 (add_guard_exit_phis): Use convert_for_phi_arg.
7366 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7368 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7369 unknown subscript upper bounds.
7371 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7372 Pranav Garg <pranav.garg2107@gmail.com>
7374 * graphite-interchange.c (gather_access_strides): Removed.
7375 (ppl_max_for_le): New.
7376 (build_linearized_memory_access): New.
7377 (memory_stride_in_loop): New.
7378 (pbb_interchange_profitable_p): Reimplemented.
7379 * graphite-ppl.h (ppl_new_id_map): New.
7380 (ppl_interchange): New.
7382 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7384 * graphite-interchange.c (compute_subscript): Removed.
7385 (compute_array_size_cstr): Removed.
7386 (compute_array_size_poly): Removed.
7387 (compute_array_size): Removed.
7388 (gather_access_strides_poly): Removed.
7389 (gather_access_strides): Empty.
7391 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7393 * graphite-dependences.c (dependence_polyhedron_1): Replace
7394 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7395 (graphite_legal_transform_dr): Same.
7396 (graphite_carried_dependence_level_k): Same.
7397 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7398 Initialize PDR_NB_SUBSCRIPTS.
7399 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7401 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7402 (PDR_NB_SUBSCRIPTS): New.
7403 (pdr_nb_subscripts): Removed.
7404 (pdr_dim): Simplified.
7405 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7406 with PDR_NB_SUBSCRIPTS.
7408 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7410 * graphite-interchange.c (compute_array_size): Remove use of
7412 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7413 Do not initialize PDR_DATA_CONTAINER.
7414 (print_pdr): Do not print PDR_DATA_CONTAINER.
7415 * graphite-poly.h (struct poly_dr): Remove data_container field.
7416 (PDR_DATA_CONTAINER): Removed.
7417 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7419 (build_poly_dr): Same.
7421 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7422 Sebastian Pop <sebastian.pop@amd.com>
7424 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7425 copy of the dependence polyhedron. Free the temporary objects.
7426 (graphite_carried_dependence_level_k): Free unused objects before
7429 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7431 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7432 Early return without analyzing the data dependences if no
7433 transform has been done. Call restore_scattering if the transform
7435 (graphite-interchange.c): Same.
7436 * graphite-poly.c (print_scattering_function): Test for
7438 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7439 (apply_poly_transforms): Do not gcc_assert that
7440 the transform is legal.
7441 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7442 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7443 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7444 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7445 * graphite-poly.h (struct poly_scattering): New.
7446 (struct poly_bb): Add original, transformed, and saved fields.
7447 Remove transformed_scattering, original_scattering,
7448 nb_local_variables and nb_scattering_transform fields.
7449 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7450 (poly_scattering_new): New.
7451 (poly_scattering_free): New.
7452 (poly_scattering_copy): New.
7453 (store_scattering_pbb): New.
7454 (store_scattering): New.
7455 (restore_scattering_pbb): New.
7456 (restore_scattering): New.
7457 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7458 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7460 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7462 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7465 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7467 * Makefile.in (graphite.o): Depends on PREDICT_H.
7468 * graphite.c: Include predict.h.
7469 (graphite_finalize): Call tree_estimate_probability.
7470 * predict.c (predict_loops): Do not call scev_initialize and
7472 (tree_estimate_probability_bb): New.
7473 (tree_estimate_probability): Do not initialize loops: move that
7474 code to the driver. Call tree_estimate_probability_bb.
7475 (tree_estimate_probability_driver): New.
7476 (pass_profile): Use tree_estimate_probability_driver.
7477 * predict.h (tree_estimate_probability): Declared.
7479 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7481 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7482 * graphite-dependences.c (graphite_legal_transform): Add time to
7483 TV_GRAPHITE_DATA_DEPS.
7484 (dependency_between_pbbs_p): Same.
7485 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7487 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7489 PR rtl-optimization/41033
7490 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7491 aliasing is disabled.
7493 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7495 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7496 si_mask_operand, and_load_operand, low_bitmask_operand,
7497 and_reg_operand, and_operand): New predicates.
7498 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7499 * config/mips/mips.c (and_operands_ok): New function.
7500 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7501 * config/mips/mips.md (move_type): Add ext_ins and logical.
7502 (type): Handle them.
7503 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7504 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7505 shift_shift. Remove commutative constraint modifier.
7506 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7508 (*clear_upper32_dext): Remove define_insn_and_split.
7509 (*clear_upper32): Turn this define_insn_and_split ...
7510 (splitter for ANDing register with 0xffff_ffff): .. into this.
7512 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7514 * combine.c (try_widen_shift_mode): Factor out code to check if an
7515 integer constant is a low-order bitmask from here ...
7516 * rtlanal.c (low_bitmask_len): ... to here.
7517 * rtl.h (low_bitmask_len): Declare.
7519 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7522 * config/alpha/alpha.md (addsi3): Remove expander.
7523 (addsi3): Rename from *addsi3_internal insn pattern.
7524 (subsi3): Remove expander.
7525 (subsi3): Rename from *subsi3_internal insn pattern.
7527 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7529 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7532 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7533 Eric Botcazou <botcazou@adacore.com>
7534 Douglas B Rupp <rupp@gnat.com>
7536 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7537 that records that fit in 64 bits are returned by immediate value,
7538 as required by OpenVMS Calling Standard.
7539 (function_value): Adjust for above modification.
7540 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7541 virtual_incoming_args_rtx as base object, not next_arg.
7542 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7544 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7546 * reload.c (find_reloads_subreg_address): Check the original
7547 req_equiv_mem address to detect the case where an address is
7548 not valid in the outer mode.
7550 2009-08-11 Richard Guenther <rguenther@suse.de>
7553 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7555 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7557 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7558 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7560 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7561 Douglas B Rupp <rupp@gnat.com>
7563 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7564 PT_STACK when frame_pointer_needed on OpenVMS.
7565 (alpha_pv_save_size, alpha_using_fp): Remove.
7566 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7567 with proper processing for PT_NULL.
7568 (alpha_vms_initial_elimination_offset): New function. Support for
7569 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7570 (alpha_sa_size): Force procedure type to PT_STACK when
7571 frame_pointer_needed on OpenVMS.
7572 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7573 (alpha_using_fp): Likewise.
7574 (alpha_vms_can_eliminate): Add prototype.
7575 (alpha_vms_initial_elimination_offset): Likewise.
7576 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7577 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7579 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7580 Douglas B Rupp <rupp@gnat.com>
7582 * config/alpha/alpha.c (common_object_handler): New function.
7583 (vms_attribute_table): Declare a single attribute "common_object".
7584 (vms_output_aligned_decl_common): New global function.
7585 (SECTION_VMS_OVERLAY): Delete.
7586 (SECTION_VMS_GLOBAL): Likewise.
7587 (SECTION_VMS_INITIALIZE): Likewise.
7588 (vms_asm_named_section): Remove support for above flags.
7589 (vms_section_type_flags): Delete.
7590 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7591 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7592 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7593 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7595 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7598 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7599 (sub_ddmmss): Likewise.
7601 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7604 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7607 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7610 * reload1.c (reload_as_needed): Use cancel_changes to completely
7611 undo a failed replacement attempt.
7613 2009-08-10 Richard Guenther <rguenther@suse.de>
7616 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7617 (useless_type_conversion_p): ... here. Require pointer targets
7620 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7623 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7624 loose the original type of the statement list.
7626 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7628 * config/alpha/alpha.c: Include libfuncs.h
7629 (avms_asm_output_extern): New function.
7630 (alpha_init_libfuncs): Init some decc libfuncs.
7631 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7632 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7633 (DO_CRTL_NAMES): Define.
7635 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7636 (LONG_TYPE_SIZE): Define.
7637 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7638 (SUBTARGET_SWITCHES): Define malloc64 switch.
7639 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7640 (MASK_RETURN_ADDR): Define.
7641 doc/invoke.texi (mmalloc64): Document switch.
7643 2009-08-09 Olivier Hainque <hainque@adacore.com>
7644 Douglas B Rupp <rupp@gnat.com>
7646 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7647 uses_condition_handler.
7648 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7649 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7650 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7651 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7652 (code_for_builtin): New insn codes for the new alpha_builtins.
7653 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7654 (alpha_sa_size): Account for uses_condition_handler.
7655 (alpha_expand_prologue): Likewise.
7656 (alpha_start_function): Likewise.
7657 (alpha_expand_epilogue): Likewise.
7658 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7659 establish/revert expanders.
7660 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7661 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7662 New expander, resorting to the alpha.c associated function.
7663 (builtin_revert_vms_condition_handler): Likewise.
7664 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7665 __gcc_shell_handler, the static VMS condition handler used as
7666 an indirection wrapper to the current dynamically established
7668 * config/alpha/vms-unwind.h: Complete rewrite.
7669 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7670 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7672 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7673 Douglas B Rupp <rupp@gnat.com>
7675 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7676 (alpha_need_linkage): Handle aliases. Return function symbol.
7677 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7678 Use ultimate alias target for the linkage name.
7679 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7680 by alpha_need_linkage for the function symbol.
7681 (setmemdi): Likewise.
7683 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7685 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7686 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7687 (ASM_WEAKEN_LABEL): Define.
7688 (CRT_CALL_STATIC_FUNCTION): Define.
7689 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7690 (ENDFILE_SPEC): Define.
7691 (INIT_SECTION_ASM_OP): Define.
7692 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7693 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7695 (MULTILIB_OSDIRNAMES): Define.
7696 (shlib_version): Define.
7697 (SHLIB_EXT): Define.
7698 (SHLIB_OBJS): Define.
7699 (SHLIB_NAME): Define.
7700 (SHLIB_MULTILIB): Define.
7701 (SHLIB_INSTALL): Define.
7702 (SHLIB_SYMVEC): Define.
7703 (SHLIB_SYMVECX2): Define.
7704 (SHLIB_LINK): Define.
7706 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7708 * config/alpha/alpha.c (alpha_initialize_trampoline):
7709 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7710 (alpha_start_function): Emit transfer address on nested functions
7711 for VMS trampoline call.
7712 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7713 since no longer used.
7714 * config/alpha/vms-tramp.asm: Remove.
7715 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7716 since now only data initialized at runtime.
7718 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7720 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7721 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7722 (MD_EXEC_PREFIX): Remove, no longer used.
7723 (MD_STARTFILE_PREFIX): Likewise.
7724 (INCLUDE_DEFAULTS): Likewise.
7725 * config/alpha/t-vms:
7726 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7728 2009-08-09 Richard Guenther <rguenther@suse.de>
7730 PR tree-optimization/41016
7731 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7732 (operand_precision): Remove.
7733 (integral_operand_p): Likewise.
7734 (recognize_single_bit_test): Adjust.
7736 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7738 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7739 operation overflows. Likewise non-cast unary arithmetic.
7740 If one arm of a conditional expression is always taken,
7741 inhibit evaluation warnings for the other arm. Likewise inhibit
7742 evaluation warnings for the second && or || operand if the first
7743 operand is enough to determine the result.
7744 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7746 (build_binary_op): Prevent duplicate evaluation warnings.
7748 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7750 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7751 and destination have different modes, Use promote_mode to
7752 determine the signedness of the conversion. Assert that the
7753 promoted source mode matches the destination mode. Don't pass
7754 the destination and destination mode to expand_expr if the source
7755 mode is different. Simplify conversion logic.
7757 2009-08-09 Ira Rosen <irar@il.ibm.com>
7759 PR tree-optimization/41008
7760 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7761 from condition only in case it's a comparison. Adjust checks.
7763 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7765 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7766 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7767 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7768 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7769 (dump_cand): Handle them.
7770 (struct iv_cand): New members COST_STEP and AINC_USE.
7771 (stmt_after_increment): Likewise.
7772 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7773 callers changed. Use gimple_uid comparison instead of scanning.
7774 (add_candidate_1): When looking for identical candidates, take
7775 AINC_USE into account. Set it for new candidates.
7776 (force_expr_to_var_cost): Cast target_spill_cost to int.
7777 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7778 All callers changed. Check for availability of autoinc addressing
7779 modes, both in general for a given mode, and in the specific use case.
7780 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7782 (get_computation_cost): Likewise.
7783 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7784 add_autoinc_candidates): New static functions.
7785 (add_candidate): Call add_autoinc_candidates for candidates based on
7787 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7788 (determine_use_iv_cost_address): If we have an autoinc candidate at
7789 the matching use, verify autoinc is possible and subtract the cost
7790 of the candidate's step from the cost.
7791 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7792 member of the candidate.
7793 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7794 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7796 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7798 * config.build (ia64-hp-*vms*): New target.
7799 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7801 * config.gcc (ia64-hp-*vms*): New target.
7802 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7804 * config.host (ia64-hp-*vms*): New target.
7805 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7808 2009-08-08 Richard Guenther <rguenther@suse.de>
7810 PR tree-optimization/40991
7811 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7813 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7815 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7816 mode check. Do truncations in an integer mode.
7817 (force_to_mode): Handle subregs for all mode types. Only do
7818 arithmetic simplifications on integer modes.
7820 2009-08-07 Richard Guenther <rguenther@suse.de>
7822 PR tree-optimization/40999
7823 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7824 (maybe_fold_reference): Lookup constant initializers.
7825 (fold_gimple_assign): Likewise.
7827 2009-08-07 Richard Guenther <rguenther@suse.de>
7829 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7830 that require structural equality defer to the langhook.
7832 2009-08-07 Martin Jambor <mjambor@suse.cz>
7834 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7836 (struct ipa_pass_through_data): New type.
7837 (struct ipa_ancestor_jf_data): New type.
7838 (union jump_func_value): Removed field formal_id, added fields
7839 pass_through and ancestor.
7840 (struct ipa_param_call_note): Changed type of formal_id to int from
7842 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7843 operations jump functions and ancestor jump functions.
7844 (compute_complex_pass_through): New function.
7845 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7846 reflect changes in the jump function strucutre.
7847 (update_jump_functions_after_inlining): Ignore complex pass-through
7848 and ancestor jump functions.
7849 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7850 polynomial pass-through with operation jump functions.
7852 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7854 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7855 fde->dw_fde_begin as begin label instead of hot/cold label.
7856 Use LLSDAC label instead of LLSDA for second section lsda.
7857 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7858 label instead of LLSDA if it is true.
7859 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7861 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7862 SECTION argument. Use it as index into crtl->eh.call_site_record
7864 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7865 use it to determine how to print table entries instead of using
7866 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7867 label instead of normal begin label as base.
7868 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7869 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7870 ensure no EH range spans between sections and that landing pads
7871 are always in the corresponding section.
7872 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7873 for crtl->eh.call_site_record being an array rather than scalar.
7874 (output_one_function_exception_table): New function, copied
7875 from output_function_exception_table. Adjust
7876 dw2_size_of_call_site_table, dw2_output_call_site_table
7877 callers. For SECOND section use *C suffixed labels.
7878 (output_function_exception_table): Call
7879 output_one_function_exception_table and, when doing hot/cold
7880 partitioning, also another time for the second section.
7881 * opts.c: Include except.h.
7882 (decode_options): Allow -freorder-blocks-and-partition with
7883 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7884 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7885 * function.h (struct rtl_eh): Change call_site_record from
7886 scalar into array of 2 elements.
7888 2009-08-07 Martin Jambor <mjambor@suse.cz>
7890 * ipa-prop.c (count_formal_params_1): New function.
7891 (ipa_get_vector_of_formal_parms): New function.
7892 (get_vector_of_formal_parm_types): New function.
7893 (ipa_modify_formal_parameters): New function.
7894 (ipa_modify_call_arguments): New function.
7895 (index_in_adjustments_multiple_times_p): New function.
7896 (ipa_combine_adjustments): New function.
7897 (ipa_dump_param_adjustments): New function.
7898 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7899 (ipa_get_vector_of_formal_parms): Declare.
7900 (ipa_modify_formal_parameters): Declare.
7901 (ipa_modify_call_arguments): Declare.
7902 (ipa_combine_adjustments): Declare.
7903 (ipa_dump_param_adjustments): Declare.
7904 (build_ref_for_offset): Declare.
7905 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7906 * tree-sra.c: Include ipa-prop.c.
7907 (build_ref_for_offset): Make public.
7909 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7911 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7913 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7915 * gcc/doc/extend.texi (__builtin_extract_return_address)
7916 (__builtin_frob_return_address): Document.
7918 2009-08-06 Paul Brook <paul@codesourcery.com>
7920 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7921 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7922 implementation on ARMv6-M.
7924 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7926 * doc/extend.texi (pcs): Document new attribute for ARM.
7928 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7930 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7933 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7935 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7938 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7940 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7942 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7944 Merge ARM/hard_vfp_branch to trunk.
7946 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7948 * arm.c (libcall_eq): New function.
7949 (libcall_hash): New function.
7950 (add_libcall): New function.
7951 (arm_libcall_uses_aapcs_base): New function.
7952 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7953 libcalls using the base PCS.
7954 (arm_init_cumulative_args): Likewise.
7956 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7958 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7959 Use base ABI for conversion libfuncs between HFmode and SFmode.
7961 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7963 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7964 V4SImode as representatives of all 64-bit and 128-bit vector
7965 types. Allow vector types without vector modes.
7966 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7967 without vector modes like BLKmode.
7968 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7969 BLKmode. Avoid unsupported vector modes or TImode moves for
7971 (aapcs_vfp_allocate_return_reg): Likewise.
7972 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7973 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7975 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7977 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7978 (arm_get_pcs_model): Pass attribute arguments to
7979 arm_pcs_from_attribute.
7980 (arm_init_cumulative_args): Use base AAPCS for conversions from
7981 floating-point types to DImode.
7982 (arm_attribute_table): Add pcs attribute.
7983 (arm_handle_pcs_attribute): New.
7984 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7985 conversions from floating-point types to DImode, also declare them
7986 to use base AAPCS and declare functions they call to use base
7987 AAPCS and their RTABI names.
7989 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7991 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7992 -mfloat-abi=hard not being supported for VFP.
7994 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7996 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7997 SYMBOL_REF to hard_libcall_value.
7999 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8000 Richard Earnshaw <rearnsha@arm.com>
8002 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8003 has been put on the stack, all remaining co-processory arguments for
8004 that co-processor also go on the stack.
8006 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8008 * config/arm/arm.c (arm_return_in_memory): Handle returning
8009 vectors of suitable size in registers also for AAPCS case.
8011 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8013 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8015 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8017 ARM Hard-VFP calling convention
8018 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8019 * target.h (gcc_target): Add libcall_value to table of call hooks.
8020 * targhooks.h (default_libcall_value): Default implementation.
8021 * targhooks.c (default_libcall_value): Likewise.
8022 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8023 * optabs.c (expand_unop): Use it.
8024 * expr.h (hard_libcall_value): Pass the function RTX through.
8025 * calls.c (emit_library_call_value_1): Update call to
8027 * explow.c (hard_libcall_value): Use new target hook.
8028 * testsuite/lib/target-supports.exp
8029 (check_effective_target_arm_hard_vfp_ok): New hook.
8030 (check_effective_target_arm_neon_ok): Improve test for neon
8032 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8033 * config/arm/arm.c: Include cgraph.h
8034 (TARGET_FUNCTION_VALUE): Override default hook.
8035 (arm_pcs_default): New variable.
8036 (arm_override_options): Don't fault hard calling convention with VFP.
8037 Add support for AAPCS variants.
8038 (arm_function_value): Make static. Handle AAPCS variants.
8039 (arm_libcall_value): New function.
8040 (arm_apply_result_size): Handle VFP registers in results.
8041 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8043 (pcs_attribute_args): New variable.
8044 (arm_pcs_from_attribute): New function.
8045 (arm_get_pcs_model): New function.
8046 (aapcs_vfp_cum_init): New function.
8047 (aapcs_vfp_sub_candidate): New function.
8048 (aapcs_vfp_is_return_candidate): New function.
8049 (aapcs_vfp_is_call_candidate): New function.
8050 (aapcs_vfp_allocate): New function.
8051 (aapcs_vfp_allocate_return_reg): New function.
8052 (aapcs_vfp_advance): New function.
8053 (aapcs_cp_arg_layout): New variable.
8054 (aapcs_select_call_coproc): New function.
8055 (aapcs_select_return_coproc): New function.
8056 (aapcs_allocate_return_reg): New function.
8057 (aapcs_libcall_value): New function.
8058 (aapcs_layout_arg): New function.
8059 (arm_init_cumulative_args): Initialize AAPCS args data.
8060 (arm_function_arg): Handle AAPCS variants using new interface.
8061 (arm_arg_parital_bytes): Likewise.
8062 (arm_function_arg_advance): New function.
8063 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8064 calling conventions.
8065 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8066 * arm.h (NUM_VFP_ARG_REGS): Define.
8067 (LIBCALL_VALUE): Update.
8068 (FUNCTION_VALUE): Delete.
8069 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8070 (arm_pcs): New enum.
8071 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8072 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8073 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8074 * arm-protos.h (arm_function_arg_advance): Add.
8075 (aapcs_libcall_value): Add.
8076 (arm_function_value): Delete.
8078 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8079 H.J. Lu <hongjiu.lu@intel.com>
8082 * config/i386/i386.c (standard_sse_mode_p): Remove.
8083 (standard_sse_constant_p): Return 2 for integer mode
8084 vector_all_ones_operand when SSE2 is enabled.
8085 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8086 (ix86_expand_vector_move): Do not check for negative values from
8087 standard_sse_constant_p.
8089 2009-08-06 Richard Guenther <rguenther@suse.de>
8091 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8092 array type comparisons frontend independent.
8093 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8094 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8095 out array reference lower bound and element size operands.
8096 (ao_ref_init_from_vn_reference): Properly compute the offset
8097 for ARRAY_RANGE_REF.
8098 (vn_reference_fold_indirect): Fill out array reference lower
8099 bound and element size operands.
8100 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8101 a non gimple valued reference operand which can happen for
8102 array reference lower bound or element size.
8103 (create_component_ref_by_pieces_1): Properly generate the
8104 element size operand for array references.
8106 2009-08-06 Richard Guenther <rguenther@suse.de>
8108 PR tree-optimization/40964
8109 * tree.c (iterative_hash_host_wide_int): Export.
8110 * tree.h (iterative_hash_host_wide_int): Declare.
8111 * tree-ssa-structalias.c (heapvar_map): New struct.
8112 (heapvar_map_eq): New function.
8113 (heapvar_map_hash): Likewise.
8114 (heapvar_lookup): Adjust.
8115 (heapvar_insert): Likewise.
8116 (make_constraint_from_heapvar): Allow multiple heap variables
8117 per decl at different offsets.
8118 (init_alias_heapvars): Adjust.
8120 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8122 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8123 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8124 trailing sync if TARGET_SYNC_AFTER_SC.
8126 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8128 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8129 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8130 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8131 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8132 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8133 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8134 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8135 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8136 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8137 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8138 the prototype declaration match the definition.
8139 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8140 instructions explicitly. Add barrier_before and operands
8142 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8143 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8144 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8145 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8146 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8147 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8149 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8151 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8153 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8154 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8157 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8160 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8162 PR rtl-optimization/40924
8163 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8164 make sure canon_rtx (mem_address) isn't simpler than
8165 canon_rtx (expanded_mem_address).
8167 2009-08-05 Li Feng <nemokingdom@gmail.com>
8169 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8171 (build_scop_drs): Build alias set for each SCoP.
8173 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8175 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8176 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8177 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8178 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8179 (BASE_DRIVER_SELF_SPECS): Likewise.
8181 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8183 * tree-ssa-alias.c: Fix some comment typos.
8185 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8187 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8188 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8190 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8193 * simplify-rtx.c (simplify_binary_operation_1): Disable
8194 simplifications for decimal float operations.
8196 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8199 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8200 operand of INDIRECT_REF.
8202 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8204 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8205 constants referencing TLS symbols.
8207 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8209 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8210 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8212 2009-08-03 Richard Guenther <rguenther@suse.de>
8214 * tree.c (make_vector_type): Build a main variant first,
8215 get the canonical one and then build the variant.
8216 * tree-ssa.c (useless_type_conversion_p_1): Handle
8218 (useless_type_conversion_p): Conversions to pointers to
8219 incomplete record types are useless.
8221 2009-08-03 Richard Guenther <rguenther@suse.de>
8223 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8224 file will be created.
8225 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8226 * toplev.c (compile_file): Adjust comment.
8228 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8230 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8231 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8232 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8233 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8234 (sh_promote_function_mode): Fix typo.
8236 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8238 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8240 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8242 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8243 declaration arguments.
8245 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8247 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8248 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8249 (ix86_split_ashl): Ditto.
8250 (ix86_expand_vector_init_one_nonzero): Ditto.
8251 (ix86_expand_vector_set): Ditto.
8252 (ix86_expand_reduc_v4sf): Ditto.
8254 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8256 * explow.c (promote_function_mode): Remove assert.
8257 * config/sh/sh.c (sh_promote_function_mode): Declare.
8259 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8261 * config/pa/pa.c (pa_promote_function_mode): Declare.
8262 Change to static. Fix promote_mode call.
8264 * gthr-dce.h (CONST_CAST2): Define if not defined.
8265 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8267 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8269 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8271 * expr.c (store_constructor): Use promote_decl_mode. Remove
8272 now write-only variable unsignedp.
8273 (expand_expr_real_1): Use promote_decl_mode.
8274 * expr.h (promote_function_mode, promote_decl_mode): New.
8275 (promote_mode): Remove last argument.
8276 * function.c (assign_temp): Drop last argument of promote_mode.
8277 (assign_parm_find_data_types): Use promote_function_mode.
8278 (assign_parm_setup_reg): Likewise.
8279 (expand_function_end): Use promote_function_mode.
8280 * calls.c (initialize_argument_information): Use promote_function_mode.
8281 (precompute_arguments): Use promote_mode instead of checking if
8282 only PROMOTE_FUNCTION_MODE is defined.
8283 (expand_call): When making sibcall decisions, use promote_function_mode.
8284 Below, remove an if for targetm.calls.promote_function_return and
8285 and use promote_function_mode.
8286 (emit_library_call_value_1): Use promote_function_mode, fix bug
8287 where promote_mode was passed FOR_CALL == 0 for a return value in an
8289 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8290 * explow.c (promote_function_mode, promote_decl_mode): New.
8291 (promote_mode): Keep only the FOR_CALL == 0 case.
8292 * combine.c (setup_incoming_promotion): Remove test of
8293 promote_function_args. Use promote_function_mode.
8294 * stmt.c (expand_value_return): Use promote_decl_mode.
8295 (expand_decl): Use promote_decl_mode.
8297 * expr.c (store_constructor): Use promote_decl_mode. Remove
8298 now write-only variable unsignedp.
8299 (expand_expr_real_1): Use promote_decl_mode.
8300 * expr.h (promote_function_mode, promote_decl_mode): New.
8301 (promote_mode): Remove last argument.
8302 * function.c (assign_temp): Drop last argument of promote_mode.
8303 (assign_parm_find_data_types): Use promote_function_mode.
8304 (assign_parm_setup_reg): Likewise.
8305 (expand_function_end): Use promote_function_mode.
8306 * calls.c (initialize_argument_information): Use promote_function_mode.
8307 (precompute_arguments): Use promote_mode instead of checking if
8308 only PROMOTE_FUNCTION_MODE is defined.
8309 (expand_call): When making sibcall decisions, use promote_function_mode.
8310 Below, remove an if for targetm.calls.promote_function_return and
8311 and use promote_function_mode.
8312 (emit_library_call_value_1): Use promote_function_mode, fix bug
8313 where promote_mode was passed FOR_CALL == 0 for a return value in an
8315 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8316 * explow.c (promote_function_mode, promote_decl_mode): New.
8317 (promote_mode): Keep only the FOR_CALL == 0 case.
8318 * combine.c (setup_incoming_promotion): Remove test of
8319 promote_function_args. Use promote_function_mode.
8320 * stmt.c (expand_value_return): Use promote_decl_mode.
8321 (expand_decl): Use promote_decl_mode.
8323 * explow.c (promote_function_mode): Just call the target hook.
8324 * targhooks.c (default_promote_function_mode,
8325 default_promote_function_mode_always_promote): New.
8326 * targhooks.h (default_promote_function_mode,
8327 default_promote_function_mode_always_promote): Declare.
8328 * target.h (promote_function_args, promote_function_return): Remove.
8329 (promote_function_mode): New.
8330 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8331 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8332 (TARGET_PROMOTE_FUNCTION_MODE): New.
8333 (TARGET_CALLS): Adjust.
8334 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8335 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8337 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8338 * config/s390/s390.c (s390_promote_function_mode): ... here,
8339 with pointer handling.
8340 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8341 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8343 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8344 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8345 with pointer handling.
8346 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8347 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8349 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8350 * config/sh/sh.c (sh_promote_function_mode): New.
8351 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8352 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8354 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8355 * config/cris/cris.c (cris_promote_function_mode): ... here.
8356 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8357 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8359 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8360 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8361 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8362 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8364 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8365 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8366 complex type handling.
8367 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8368 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8370 * config/pa/pa.c (pa_promote_function_mode): New.
8371 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8372 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8374 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8375 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8376 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8377 * config/xtensa/xtensa.c: Likewise.
8378 * config/stormy16/stormy16.c: Likewise.
8379 * config/iq2000/iq2000.c: Likewise.
8380 * config/rs6000/rs6000.c: Likewise.
8381 * config/picochip/picochip.c: Likewise.
8382 * config/arc/arc.c: Likewise.
8383 * config/mcore/mcore.c: Likewise.
8384 * config/score/score.c: Likewise.
8385 * config/mips/mips.c: Likewise.
8386 * config/bfin/bfin.c: Likewise.
8387 * config/ia64/ia64.c: Likewise (disabled though).
8389 * config/frv/frv.h: Remove pointless remark.
8391 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8392 TARGET_PROMOTE_FUNCTION_ARGS,
8393 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8394 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8396 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8398 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8399 -floop-parallelize-all.
8400 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8401 flag_loop_parallelize_all.
8402 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8403 * graphite.c (graphite_transform_loops): Same.
8405 * graphite-poly.c (apply_poly_transforms): Same.
8407 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8409 PR tree-optimization/40914
8410 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8411 if set, then check the delta field of the PMF record.
8412 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8413 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8414 call is stored in the delta.
8416 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8418 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8420 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8422 * config/i386/bsd.h (ASM_BYTE): New define.
8423 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8424 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8425 .byte. Use fputs or putc instead of fprintf where appropriate.
8426 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8427 fputs or putc instead of fprintf where appropriate.
8428 * config/i386/i386elf.h: Ditto.
8429 * config/i386/sysv4.h: Ditto.
8431 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8432 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8433 (*tls_global_dynamic_64): Ditto.
8435 2009-07-31 Christian Bruel <christian.bruel@st.com>
8437 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8439 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8441 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8442 Remove dead code for MINUS.
8444 2009-07-31 Anthony Green <green@moxielogic.com>
8446 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8448 (moxie_expand_epilogue): Ditto for epilogue.
8449 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8451 (moxie_function_arg): Ditto.
8452 (moxie_pass_by_reference): Ditto.
8453 (moxie_arg_partial_bytes): Ditto.
8454 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8455 (FUNCTION_ARG_ADVANCE) Ditto.
8456 (REG_PARM_STACK_SPACE) Ditto.
8457 (FUNCTION_ARG_REGNO_P) Dito.
8459 * config.gcc: Add moxie linux config support.
8460 * gcc/config/moxie/uclinux.h: New file.
8462 2009-07-31 DJ Delorie <dj@redhat.com>
8464 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8465 (UNSPECV_SP_SWITCH_E): New.
8466 (sp_switch_1): Change to an unspec.
8467 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8469 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8470 reference the new stack's address
8472 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8474 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8475 graphite-clast-to-gimple.o, graphite-dependences.o,
8476 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8477 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8478 (graphite-blocking.o,
8479 graphite-clast-to-gimple.o, graphite-dependences.o,
8480 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8481 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8482 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8483 * cfgloop.h (struct loop): Add can_be_parallel field.
8484 * common.opt (fgraphite-identity): Moved up.
8485 (fgraphite-force-parallel): New flag.
8486 * graphite.c: Rewrite.
8487 * graphite.h: Rewrite.
8488 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8490 * toplev.c (graphite_out_file): New file descriptor.
8491 (graphite_in_file): New.
8492 (process_options): flag_graphite_force_parallel cannot be used without
8494 * tree-ssa-loop.c: Include toplev.h.
8495 (gate_graphite_transforms): Enable flag_graphite for
8496 flag_graphite_force_parallel.
8498 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8500 * ChangeLog.graphite: New.
8501 * graphite-blocking.c: New.
8502 * graphite-clast-to-gimple.c: New.
8503 * graphite-clast-to-gimple.h: New.
8504 * graphite-dependences.c: New.
8505 * graphite-dependences.h: New.
8506 * graphite-interchange.c: New.
8507 * graphite-poly.c: New.
8508 * graphite-poly.h: New.
8509 * graphite-ppl.c: New.
8510 * graphite-ppl.h: New.
8511 * graphite-scop-detection.c: New.
8512 * graphite-scop-detection.h: New.
8513 * graphite-sese-to-poly.c: New.
8514 * graphite-sese-to-poly.h: New.
8518 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8520 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8521 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8523 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8525 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8526 (scev_is_linear_expression): Return false if the evolution is not
8527 affine multivariate.
8529 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8531 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8532 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8534 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8536 * tree-data-ref.c (debug_data_references): New.
8537 (debug_data_reference): New.
8538 * tree-data-ref.h (debug_data_references): Declared.
8539 (debug_data_reference): Declared.
8541 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8543 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8544 * tree-data-ref.h (scop_p): Removed.
8545 (struct data_reference): Remove field scop.
8547 (stmt_simple_memref_p): Removed.
8549 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8551 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8552 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8555 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8557 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8559 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8561 * doc/invoke.texi (-fgraphite-identity): Documented.
8563 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8565 * tree-scalar-evolution.c: Fix comment.
8566 (instantiate_scev_1): Return unknow from scev instantiation if the
8567 result is not above instantiate_below.
8569 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8571 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8572 static anymore. Instantiate the symbols that may have been introduced
8574 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8577 2009-07-30 DJ Delorie <dj@redhat.com>
8579 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8580 .vliw directive to VLIW sections.
8582 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8584 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8586 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8587 (AUTOHEADER): New variable.
8588 ($(srcdir)/cstamp-h.in): Use it.
8590 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8591 Pat Haugen <pthaugen@us.ibm.com>
8592 Revital Eres <ERES@il.ibm.com>
8594 * config/rs6000/vector.md (VEC_F): Add VSX support.
8598 (vector_load_<mode>): Ditto.
8599 (vector_store_<mode>): Ditto.
8600 (vector GPR move split): Ditto.
8601 (vec_reload_and_plus_<mptrsize>): Ditto.
8602 (vec_reload_and_reg_<mptrsize>): Ditto.
8603 (add<mode>3): Ditto.
8604 (sub<mode>3): Ditto.
8605 (mul<mode>3): Ditto.
8606 (neg<mode>2): Ditto.
8607 (abs<mode>2): Ditto.
8608 (smin<mode>3): Ditto.
8609 (smax<mode>3): Ditto.
8610 (vector_eq<mode>): Ditto.
8611 (vector_gt<mode>): Ditto.
8612 (vector_ge<mode>): Ditto.
8613 (vector_gtu<mode>): Ditto.
8614 (vector_select_<mode>_uns): Ditto.
8615 (vector_eq_<mode>_p): Ditto.
8616 (vector_gt_<mode>_p): Ditto.
8617 (vector_ge_<mode>_p): Ditto.
8618 (vector_gtu_<mode>_p): Ditto.
8619 (cr6_test_for_zero): Ditto.
8620 (cr6_test_for_zero_reverse): Ditto.
8621 (cr6_test_for_lt): Ditto.
8622 (cr6_test_for_lt_reverse): Ditto.
8623 (xor<mode>3): Ditto.
8624 (ior<mode>3): Ditto.
8625 (and<mode>3): Ditto.
8626 (one_cmpl<mode>2): Ditto.
8627 (nor<mode>2): Ditto.
8628 (andc<mode>2): Ditto.
8629 (float<VEC_int<mode>2): Ditto.
8630 (unsigned_float<VEC_int><mode>2): Ditto.
8631 (fix_trunc<mode><VEC_int>2): Ditto.
8632 (fixuns_trunc<mode><VEC_int>2): Ditto.
8634 (vec_set<mode>): Ditto.
8635 (vec_extract<mode>): Ditto.
8636 (vec_interleave_highv4sf): Ditto.
8637 (vec_interleave_lowv4sf): Ditto.
8638 (vec_realign_load_<mode>): Ditto.
8639 (vec_shl_<mode>): Ditto.
8640 (vec_shr_<mode>): Ditto.
8641 (div<mode>3): New patterns for VSX.
8642 (vec_interleave_highv2df): Ditto.
8643 (vec_interleave_lowv2df): Ditto.
8644 (vec_pack_trunc_v2df): Ditto.
8645 (vec_pack_sfix_trunc_v2df): Ditto.
8646 (vec_pack_ufix_trunc_v2df): Ditto.
8647 (vec_unpacks_hi_v4sf): Ditto.
8648 (vec_unpacks_lo_v4sf): Ditto.
8649 (vec_unpacks_float_hi_v4si): Ditto.
8650 (vec_unpacks_float_lo_v4si): Ditto.
8651 (vec_unpacku_float_hi_v4si): Ditto.
8652 (vec_unpacku_float_lo_v4si): Ditto.
8653 (movmisalign<mode>): Ditto.
8654 (vector_ceil<mode>2): New patterns for vectorizing math library.
8655 (vector_floor<mode>2): Ditto.
8656 (vector_btrunc<mode>2): Ditto.
8657 (vector_copysign<mode>3): Ditto.
8659 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8660 predicate for setting the high bit in each word, used for copysign.
8662 * config/rs6000/ppc-asm.h (f19): Whitespace.
8663 (f32-f63): Define if VSX.
8664 (v0-v31): Define if Altivec.
8665 (vs0-vs63): Define if VSX.
8667 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8669 * config/rs6000/power7.md: New file, provide tuning parameters for
8672 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8673 (rs6000_cpu_cpp_builtins): Ditto.
8674 (altivec_overloaded_builtins): Ditto.
8675 (altivec_resolve_overloaded_builtin): Ditto.
8677 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8678 debug switch to disable vectorizing simple math builtin
8681 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8682 Vectorize simple math builtin functions.
8683 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8684 hook to vectorize math builtins.
8685 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8686 (rs6000_builtin_conversion): Add VSX/power7 support.
8687 (rs6000_builtin_vec_perm): Ditto.
8688 (vsplits_constant): Add support for loading up a vector constant
8689 with just the high bit set in each part.
8690 (rs6000_expand_vector_init): Add VSX/power7 support.
8691 (rs6000_expand_vector_set): Ditto.
8692 (rs6000_expand_vector_extract): Ditto.
8693 (rs6000_emit_move): Ditto.
8694 (bdesc_3arg): Ditto.
8695 (bdesc_2arg): Ditto.
8696 (bdesc_1arg): Ditto.
8697 (rs6000_expand_ternop_builtin): Ditto.
8698 (altivec_expand_builtin): Ditto.
8699 (rs6000_expand_unop_builtin): Ditto.
8700 (rs6000_init_builtins): Ditto.
8701 (altivec_init_builtins): Ditto.
8702 (builtin_function_type): Ditto.
8703 (rs6000_common_init_builtins): Ditto.
8704 (rs6000_handle_altivec_attribute); Ditto.
8705 (rs6000_mangle_type): Ditto.
8706 (rs6000_vector_mode_supported_p): Ditto.
8707 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8710 * config/rs6000/vsx.md: New file for VSX support.
8712 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8713 identifing values with just the most significant bit set.
8714 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8715 vectorized builtins.
8717 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8718 (UNSPEC_VRFIM): Delete.
8719 (splitter for loading up vector with most significant bit): New
8720 splitter for vectorizing copysign.
8721 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8722 vectorizing simple math functions.
8723 (altivec_vrfip): Add support for vectorizing simple math functions.
8724 (altivec_vrfim): Ditto.
8725 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8727 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8728 (power7.md, vsx.md): Include for power7 support.
8729 (copysigndf3): Use VSX instructions if -mvsx.
8730 (negdf2_fpr): Ditto.
8731 (absdf2_fpr): Ditto.
8732 (nabsdf2_fpr): Ditto.
8733 (adddf3_fpr): Ditto.
8734 (subdf3_fpr): Ditto.
8735 (muldf3_fpr): Ditto.
8736 (divdf3_fpr): Ditto.
8737 (fix_truncdfdi2_fpr): Ditto.
8738 (cmpdf_internal1): Ditto.
8739 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8740 (btruncdf2, btruncdf2_fpr): Ditto.
8741 (ceildf2, ceildf2_fpr): Ditto.
8742 (floordf2, floordf2_fpr): Ditto.
8743 (floatdidf2, floatdidf2_fpr): Ditto.
8744 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8745 (fmsubdf4_fpr): Ditto.
8746 (fnmadddf4_fpr_1): Ditto.
8747 (fnmadddf4_fpr_2): Ditto.
8748 (fnmsubdf4_fpr_1): Ditto.
8749 (fnmsubdf4_fpr_2): Ditto.
8750 (fixuns_truncdfdi2): Add expander for VSX support.
8751 (fix_truncdfdi2): Ditto.
8752 (fix_truncdfsi2): Ditto.
8754 (btruncsf2): Whitespace.
8755 (movdf_hardfloat32): Add support for VSX registers.
8756 (movdf_softfloat32): Ditto.
8757 (movdf_hardfloat64): Ditto.
8758 (movdf_hardfloat64_mfpgpr): Ditto.
8759 (movdf_softfloat64): Ditto.
8760 (movti splitters): Add check for vector registers supporting
8761 TImode in the future.
8762 (bpermd): Add power7 bpermd instruction.
8764 * config/rs6000/altivec.h (vec_div): Define if VSX.
8768 (vec_nearbyint): Ditto.
8771 (all predicates): Use the generic builtin function, and not the V4SF
8772 specific function so that the predicates will work with VSX's V2DF.
8776 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8777 Document new VSX functions and types.
8779 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8782 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8783 "wa", and "j" constraints. Modify "v" to talk about Altivec
8784 instead of just vector.
8786 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8789 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8790 location for phi arguments.
8791 (rewrite_update_phi_arguments): Find locations for reaching defs.
8792 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8793 Add location to add_phi_arg calls.
8794 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8795 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8796 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8797 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8798 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8799 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8800 * tree-phinodes.c (make_phi_node): Initialize location.
8801 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8802 (add_phi_arg): Add location parameter.
8803 (remove_phi_arg_num): Move location when moving phi argument.
8804 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8806 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8807 slpeel_update_phi_nodes_for_guard1,
8808 slpeel_update_phi_nodes_for_guard2,
8809 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8810 vect_loop_versioning): Set locations.
8811 * tree-parloops.c (create_phi_for_local_result,
8812 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8813 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8814 * tree-vect-loop.c (get_initial_def_for_induction,
8815 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8817 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8818 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8819 (gimple_phi_arg_set_location): New. Set locus.
8820 (gimple_phi_arg_has_location): New. Check for locus.
8821 (redirect_edge_var_map_location): New. Return locus from var_map.
8822 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8823 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8824 combining PHI arguments.
8825 (cond_store_replacement): Set location.
8826 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8827 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8828 scop_add_exit_phis_edge): Add locations.
8829 * tree-cfgcleanup.c (remove_forwarder_block,
8830 remove_forwarder_block_with_phi): Add locations.
8831 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8832 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8834 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8835 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8836 flush_pending_stmts): Add source location.
8837 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8838 stack to preserve locations.
8839 * tree-vect-stmts.c (vectorizable_load): Add location.
8840 * tree-inline.c (copy_phis_for_bb): Copy locus.
8841 (setup_one_parameter): Add call locus to inlined parameter stmts.
8842 (initialize_inlined_parameters): Pass in call location as parameter
8844 (tree_function_versioning): Pass location to setup_one_parameter.
8845 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8846 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8847 copy and edge lists.
8848 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8849 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8850 locus parameter and override the stmt default if provided.
8851 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8852 elim_graph_add_edge, elim_graph_remove_succ_edge,
8853 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8854 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8855 eliminate_phi): Add locus info in elimination graph for each edge and
8857 (insert_backedge_copies): Copy locus if present.
8858 * tree-flow.h (struct _edge_var_map): Add locus field.
8859 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8860 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8861 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8863 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8865 2009-07-30 Martin Jambor <mjambor@suse.cz>
8867 PR tree-optimization/40570
8868 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8871 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8873 * ssa-loop-manip.c: Include langhooks.h.
8874 (rewrite_phi_with_iv): New.
8875 (rewrite_all_phi_nodes_with_iv): New.
8876 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8877 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8878 * tree-parloops.c (loop_parallel_p): Move out all conditions
8879 except dependency check.
8880 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8881 (gen_parallel_loop): Call canonicalize_loop_ivs without
8882 reduction_list argument.
8883 (build_new_reduction): New.
8884 (gather_scalar_reductions): New.
8885 (try_get_loop_niter): New.
8886 (try_create_reduction_list): New.
8887 (parallleize_loops): Change the parallel conditions check.
8888 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8889 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8891 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8893 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8895 * doc/options.texi (Option properties): Mention new quoting syntax.
8897 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8899 * config/alpha/alpha.c (alpha_start_function):
8900 Handle VMS_DEBUG_MAIN_POINTER
8901 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8902 * doc/invoke.texi: Document -mdebug-main switch.
8904 2009-07-29 Richard Henderson <rth@redhat.com>
8906 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8907 (cgraph_create_edge_including_clones): Likewise.
8908 * tree-inline.c (copy_bb): Operate on the correct edges
8909 when updating the callgraph.
8911 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8913 * config/alpha/vms-cc.c: Deleted.
8914 * config/alpha/vms-ld.c: Deleted.
8915 * config/alpha/t-vms64: Moved to config/vms
8916 * config/alpha/vms-crt0-64.c: Moved to config/vms
8917 * config/alpha/vms-crt0.c: Moved to config/vms
8918 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8919 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8920 * config/alpha/xm-vms.h: Moved to config/vms
8921 * config/alpha/x-vms: Moved to config/vms
8922 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8924 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8925 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8927 * config/vms/t-vms64: Moved here from config/alpha
8928 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8929 (argc,argv,envp): Enforce 32bit malloc'ing.
8930 * config/vms/vms-psxcrt0-64.c: Likewise.
8931 * config/vms/vms-crt0.c: Moved here from config/alpha.
8932 * config/vms/vms-psxcrt0.c: Likewise.
8933 * config/vms/vms-crtl-64.h: New file.
8934 * config/vms/vms-crtl.h: New file.
8935 * config/vms/vms.opt: New file.
8936 * config/vms/xm-vms64.h: New file.
8937 * config/vms/xm-vms.h: Moved here from config/alpha.
8938 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8940 * config/vms/x-vms: Moved here from config/alpha.
8941 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8942 (vms-ld.o, vms-cc.o): Removed.
8943 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8945 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8947 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8948 correct stack (obvious VMS fix).
8950 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8952 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8953 date, version info if VMS_DEBUGGING_INFO defined.
8954 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8955 size, date calculating code moved here.
8957 2009-07-29 Paul Brook <paul@codesourcery.com>
8959 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8962 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8965 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8966 to DImode when generating insq_le insn.
8968 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8970 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8971 New macro set for VMS_DEBUGGGING_INFO.
8972 (AT_string_form): Use it.
8974 2009-07-28 DJ Delorie <dj@redhat.com>
8976 * config/mep/mep.c (vtext_section): New.
8977 (vftext_section): New.
8978 (ftext_section): New.
8979 (mep_select_section): Add support for functions.
8980 (mep_unique_section): Likewise.
8981 (mep_asm_init_sections): Likewise.
8982 (mep_encode_section_info): Remove it from here.
8984 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8986 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8988 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8989 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8991 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8993 * dwarf2out.c (output_file_names): Test new macro
8994 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8995 (add_comp_dir_attribute): Likewise.
8997 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8999 * config/i386/mingw-w64.h (LINK_SPEC): Add
9000 separating space between commands.
9002 2009-07-28 Jan Hubicka <jh@suse.cz>
9004 PR tree-optimization/40759
9005 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9008 2009-07-27 DJ Delorie <dj@redhat.com>
9010 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9011 types are dword-aligned.
9012 (mep_expand_va_start): Likewise.
9014 2009-07-27 Olivier Hainque <hainque@adacore.com>
9015 Douglas B Rupp <rupp@gnat.com>
9017 * convert.c (convert_to_pointer): Don't assume the target
9018 pointer type is POINTER_SIZE long. Fetch its precision instead.
9020 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9022 * system.h (fopen): Undefine if macro.
9024 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9026 * dwarf2out.c (output_cfi_p): Removed.
9027 (output_cfis): New function.
9028 (output_fde): New function, split from output_call_frame_info.
9029 (output_call_frame_info): Use it.
9030 (dwarf2out_switch_text_section): Use output_cfis.
9032 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9034 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9035 TARGET_BI_ARCH is specified without enabling SJLJ.
9036 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9037 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9039 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9041 * arm.md (negdi2): Use DImode if forcing a value into a register.
9043 2009-07-26 Ira Rosen <irar@il.ibm.com>
9045 PR tree-optimization/40801
9046 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9047 of vector operand from the previous copy of vector statement.
9048 Pass the correct definition type value to
9049 vect_get_vec_def_for_stmt_copy().
9051 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9053 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9054 const char ** conversion.
9056 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9058 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9059 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9060 (gcc_unreachable): Invoke __builtin_unreachable() if
9061 !ENABLE_ASSERT_CHECKING.
9063 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9065 PR rtl-optimization/40445
9066 * emit-rtl.c (next_nonnote_insn_bb): New function.
9067 * rtl.h (next_nonnote_insn_bb): Declare new function.
9068 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9069 with no successors that is the successor of the ENTRY_BLOCK.
9070 Continue from the top after removing an empty fallthrough block.
9071 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9072 of next_nonnote_insn.
9074 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9076 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9078 2009-07-25 Martin Jambor <mjambor@suse.cz>
9080 * c-common.c (c_common_attribute_table): New element for noclone.
9081 (handle_noclone_attribute): New function. Forward-declare.
9082 * tree-inline.c (tree_versionable_function_p): Check for noclone
9084 * doc/extend.texi (Labels as Values): Document need for noclone.
9085 (Function Attributes): Document noclone attribute.
9087 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9089 PR rtl-optimization/34999
9090 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9091 and dw_fde_switched_cold_to_hot fields.
9092 (output_cfi_p): New function.
9093 (output_call_frame_info): If fde->dw_fde_switched_sections,
9094 output 2 FDEs instead of one with corrupted header.
9095 (dwarf2out_do_cfi_startproc): New function.
9096 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9097 and fde->dw_fde_switched_cold_to_hot.
9098 (dwarf2out_switch_text_section): Compute
9099 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9100 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9101 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9102 Otherwise, compute fde->dw_fde_switch_cfi.
9104 2009-07-24 Cary Coutant <ccoutant@google.com>
9106 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9108 2009-07-24 Cary Coutant <ccoutant@google.com>
9110 * cfghooks.c (split_block): Copy discriminator to new block.
9111 * tree-cfg.c (assign_discriminator): Check location of last
9112 instruction in block as well as first.
9114 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9116 * config/i386/linux.c: Use fputs or putc instead of fprintf
9118 * config/i386/gas.h: Ditto.
9119 * config/i386/x86-64.h: Ditto.
9120 * config/i386/att.h: Ditto.
9122 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9124 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9127 2009-07-24 Martin Jambor <mjambor@suse.cz>
9129 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9130 (ipa_push_func_to_list_1): Declare.
9131 (ipa_push_func_to_list): New function.
9133 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9134 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9135 (ipa_push_func_to_list): Removed.
9136 (ipa_pop_func_from_list): Clear node_enqueued flag.
9138 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9140 * config/s390/s390.c (override_options): Default
9141 max-unrolled-insns to 100 for z10 tuning.
9143 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9145 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9146 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9147 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9148 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9149 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9150 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9151 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9153 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9155 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9156 use default set in mingw32.h header.
9157 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9158 64-bit /mingw/include path.
9159 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9162 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9164 PR rtl-optimization/40209
9165 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9167 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9169 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9170 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9171 with the rest of string where appropriate. Use fputs or putc
9172 instead of fprintf where appropriate.
9174 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9175 Pat Haugen <pthaugen@us.ibm.com>
9176 Revital Eres <ERES@il.ibm.com>
9178 * config/rs6000/vector.md: New file. Move most of the vector
9179 expander support here from altivec.md to allow for the VSX vector
9180 unit in the future. Add support for secondary_reload patterns.
9181 Rewrite the patterns for vector comparison, and vector comparison
9182 predicate instructions so that the RTL expresses the desired
9183 behavior, instead of using unspec.
9185 * config/rs6000/constraints.md ("f" constraint): Use
9186 rs6000_constraints to hold the precalculated register class.
9187 ("d" constraint): Ditto.
9188 ("wd" constraint): New constraint for VSX.
9189 ("wf" constraint): Ditto.
9190 ("ws" constraint): Ditto.
9191 ("wa" constraint): Ditto.
9192 ("wZ" constraint): Ditto.
9193 ("j" constraint): Ditto.
9195 * config/rs6000/predicates.md (vsx_register_operand): New
9197 (vfloat_operand): New predicate for vector.md.
9198 (vint_operand): Ditto.
9199 (vlogical_operand): Ditto.
9200 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9201 (easy_vector_constant): Add VSX support.
9202 (altivec_indexed_or_indirect_operand): New predicate for
9203 recognizing Altivec style memory references with AND -16.
9205 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9206 for vector secondary reload support.
9207 (rs6000_vector_reg_class): Delete, replacing it with
9209 (rs6000_vsx_reg_class): Ditto.
9210 (rs6000_constraints): New array to hold the register classes of
9211 each of the register constraints that can vary at runtime.
9212 (builtin_mode_to_type): New static array for builtin function type
9214 (builtin_hash_table): New static hash table for builtin function
9216 (TARGET_SECONDARY_RELOAD): Define target hook.
9217 (TARGET_IRA_COVER_CLASSES): Ditto.
9218 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9219 registers are 128 bits if VSX memory reference instructions are used.
9220 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9222 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9223 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9224 Print several of the scheduling related parameters.
9225 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9226 rs6000_constraints instead of rs6000_vector_reg_class. Move
9227 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9228 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9229 Altivec. Add VSX support. Setup for secondary reload support on
9230 Altivec/VSX registers.
9231 (rs6000_override_options): Make power7 set the scheduling groups
9232 like the power5. Add support for new debug switches to override
9233 the scheduling defaults. Temporarily disable -mcpu=power7 from
9234 setting -mvsx. Add support for debug switches -malways-hint,
9235 -msched-groups, and -malign-branch-targets.
9236 (rs6000_buitlin_conversion): Add support for returning unsigned
9237 vector conversion functions to fix regressions due to stricter
9239 (rs6000_builtin_mul_widen_even): Ditto.
9240 (rs6000_builtin_mul_widen_odd): Ditto.
9241 (rs6000_builtin_vec_perm): Ditto.
9242 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9243 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9245 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9247 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9248 VSX types for bit operations. Changes to accomidate vector.md.
9249 (bdesc_2arg): Ditto.
9250 (bdesc_1arg): Ditto.
9251 (struct builtin_description_predicates): Rewrite predicate
9252 handling so that RTL describes the operation, instead of passing
9253 the instruction to be used as a string argument.
9254 (bdesc_altivec_preds): Ditto.
9255 (altivec_expand_predicate_builtin): Ditto.
9256 (altivec_expand_builtin): Ditto.
9257 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9258 statement for vsldoi support.
9259 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9260 (altivec_expand_st_builtin): Ditto.
9261 (paired_expand_builtin): Whitespace changes.
9262 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9263 builtin_mode_to_type table for secondary reload. Call
9264 builtin_function_type to build random builtin functions.
9265 (altivec_init_builtins): Change to use builtin_function_type to
9266 create builtin function types dynamically as we need them.
9267 (builtin_hash_function): New support for hashing the tree types
9268 for builtin function as we need it, rather than trying to build
9269 all of the trees that we need. Add initial preliminary VSX support.
9270 (builtin_function_type): Ditto.
9271 (builtin_function_eq): Ditto.
9272 (builtin_hash_struct): Ditto.
9273 (rs6000_init_builtins): Ditto.
9274 (rs6000_common_init_builtins): Ditto.
9275 (altivec_init_builtins): Ditto.
9276 (rs6000_common_init_builtins): Ditto.
9277 (enum reload_reg_type): New enum for simplifing reg classes.
9278 (rs6000_reload_register_type): Simplify register classes into GPR,
9279 Vector, and other registers. Altivec and VSX addresses in reload.
9280 (rs6000_secondary_reload_inner): Ditto.
9281 (rs6000_ira_cover_classes): New target hook, that returns the
9282 appropriate cover classes, based on -mvsx being used or not.
9283 (rs6000_secondary_reload_class): Add VSX support.
9284 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9285 (get_vsel_insn): Ditto.
9286 (rs6000_emit_vector_compare): Rewrite vector conditional support
9287 so that where we can, we use RTL operators, instead of blindly use
9289 (rs6000_emit_vector_select): Ditto.
9290 (rs6000_emit_vector_cond_expr): Ditto.
9291 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9292 (create_TOC_reference): Add -mdebug=addr support.
9293 (emit_frame_save): VSX loads/stores need register indexed addressing.
9295 * config/rs6000/rs6000.md: Include vector.md.
9297 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9299 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9300 support for V2DI, V2DF in logical, permute, select operations.
9302 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9303 switch for vsx/power7.
9304 (-mvsx-scalar-memory): Ditto.
9305 (-mvsx-align-128): Ditto.
9306 (-mallow-movmisalign): Ditto.
9307 (-mallow-df-permute): Ditto.
9308 (-msched-groups): Ditto.
9309 (-malways-hint): Ditto.
9310 (-malign-branch-targets): Ditto.
9312 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9314 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9315 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9316 (rs6000_vector_reg_class): Delete.
9317 (rs6000_vsx_reg_class): Ditto.
9318 (enum rs6000_reg_class_enum): New enum for the constraints that
9319 vary based on target switches.
9320 (rs6000_constraints): New array to hold the register class for all
9321 of the register constraints that vary based on the switches used.
9322 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9323 (enum rs6000_builtins): Add unsigned varients for the builtin
9324 declarations returned by target hooks for expanding multiplies,
9325 select, and permute operations. Add VSX builtins.
9326 (enum rs6000_builtin_type_index): Add entries for VSX.
9327 (V2DI_type_node): Ditto.
9328 (V2DF_type_node): Ditto.
9329 (unsigned_V2DI_type_node): Ditto.
9330 (bool_long_type_node): Ditto.
9331 (intDI_type_internal_node): Ditto.
9332 (uintDI_type_internal_node): Ditto.
9333 (double_type_internal_node): Ditto.
9335 * config/rs6000/altivec.md (whole file): Move all expanders to
9336 vector.md from altivec.md. Rename insn matching functions to be
9338 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9339 (altivec_vcmp*): Ditto.
9340 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9341 (VM): New iterator for moves that includes the VSX types.
9342 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9343 (altivec_vperm_<mode>_uns): New, for unsigned types.
9344 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9345 (altivec_eq<mode>): Ditto.
9346 (altivec_gt<mode>): Ditto.
9347 (altivec_gtu<mode>): Ditto.
9348 (altivec_eqv4sf): Ditto.
9349 (altivec_gev4sf): Ditto.
9350 (altivec_gtv4sf): Ditto.
9351 (altivec_vcmpbfp_p): Ditto.
9353 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9355 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9358 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9361 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9362 ASM_SHORT instead of .word.
9363 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9364 instead of .word in asm template.
9366 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9369 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9370 (process_bb_node_lives): Use it.
9372 * ira.c (setup_cover_and_important_classes): Don't setup
9373 ira_important_class_nums. Add cover classes to the end of
9375 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9377 (find_reg_class_closure): Use reorder_important_classes.
9379 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9381 * config/i386/i386.c (i386_ira_cover_classes): New function.
9382 (TARGET_IRA_COVER_CLASSES): Redefine.
9384 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9385 importance of order of cover classes in the array.
9387 2009-07-22 Diego Novillo <dnovillo@google.com>
9389 * tree-pass.h (TDF_EH): Define.
9390 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9391 contains TDF_EH, print the EH region number holding GS.
9392 * tree-dump.c (dump_options): Add "eh".
9393 * doc/invoke.texi: Document it.
9395 2009-07-22 Doug Kwan <dougkwan@google.com>
9397 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9399 2009-07-22 Michael Matz <matz@suse.de>
9401 PR tree-optimization/35229
9402 PR tree-optimization/39300
9404 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9405 (inhibit_phi_insertion): New function.
9406 (insert_into_preds_of_block): Call it for REFERENCEs.
9407 (init_pre): Initialize and finalize scalar evolutions.
9408 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9410 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9412 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9413 Use CONST_VECTOR_NUNITS to determine number of elements.
9415 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9417 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9418 (U, W): Constraints are now deprecated and will be removed if we
9420 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9422 ("prefetch"): Add the stcmh instruction for prefetching.
9423 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9425 (s390_short_displacement): Return always true if compiling for
9426 machines not providing the long displacement facility.
9427 (s390_mem_constraint): Support the new constraint letter Z.
9428 (s390_check_qrst_address): New function.
9430 2009-07-21 DJ Delorie <dj@redhat.com>
9432 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9435 2009-07-21 Jason Merrill <jason@redhat.com>
9437 * c-common.c (max_tinst_depth): Increase default to 1024.
9439 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9441 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9442 (vec_unpacku_float_lo_v4si): Ditto.
9444 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9447 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9448 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9449 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9450 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9452 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9454 PR tree-optimization/40813
9455 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9458 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9460 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9461 with a NOP_EXPR if needed.
9463 2009-07-21 Paul Brook <paul@codesourcery.com>
9465 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9466 Terminate debug dump with newline.
9468 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9470 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9471 Cast "1" to unsigned HOST_WIDE_INT.
9472 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9473 deposit length to the maximum length - lsb. Extend length if
9474 HOST_BITS_PER_WIDE_INT is 32.
9476 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9478 * cgraph.h (constant_pool_htab): New function.
9479 (constant_descriptor_tree): Move from varasm.c.
9480 * varasm.c (constant_pool_htab): New function.
9481 (constant_descriptor_tree): Move to cgraph.h.
9483 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9485 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9487 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9489 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9492 2009-07-20 Xinliang David Li <davidxl@google.com>
9494 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9496 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9498 * config/mips/mips.md (move_type): Add arith.
9499 (type): Handle arith.
9500 (zero_extendsidi2): Rename this into ...
9501 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9502 (zero_extendsidi2): New expander.
9503 (*zero_extendsidi2_dext): New pattern.
9505 2009-07-20 Nick Clifton <nickc@redhat.com>
9507 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9508 to set MIPS_ABI_DEFAULT.
9509 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9511 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9513 * tree-object-size.c (addr_object_size): Handle unions with
9514 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9516 PR tree-optimization/40792
9517 * tree.c (build_function_type_skip_args): Remove bogus assert.
9519 2009-07-20 Jan Hubicka <jh@suse.cz>
9520 Martin Jambor <mjambor@suse.cz>
9522 * cgraph.h (combined_args_to_skip): New field.
9523 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9524 combined_args_to_skip and args_to_skip.
9525 * tree-inline.c (update_clone_info): New function.
9526 (tree_function_versioning): Call update_clone_info.
9527 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9529 (cgraph_materialize_all_clones): More extensive dumping, working
9530 with combined_args_to_skip rather than args_to_skip.
9532 2009-07-20 Ira Rosen <irar@il.ibm.com>
9534 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9535 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9536 (get_initial_def_for_reduction): Likewise.
9537 (vectorizable_reduction): Skip the check of first operand in case
9538 of COND_EXPR. Add check that it is outer loop vectorization if
9539 nested cycle was detected. Call vectorizable_condition() for
9540 COND_EXPR. If reduction epilogue cannot be created do not fail for
9541 nested cycles (if it is not double reduction). Assert that there
9542 is only one type in the loop in case of COND_EXPR. Call
9543 vectorizable_condition() to vectorize COND_EXPR.
9544 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9545 Add parameters. Allow nested cycles if called from
9546 vectorizable_reduction(). Use reduction vector variable if provided.
9547 (vect_analyze_stmt): Call vectorizable_reduction() before
9548 vectorizable_condition().
9549 (vect_transform_stmt): Update call to vectorizable_condition().
9551 2009-07-20 Christian Bruel <christian.bruel@st.com>
9553 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9554 * doc/invoke.texi (-mfmovd): Likewise.
9555 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9557 2009-07-20 Jan Hubicka <jh@suse.cz>
9559 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9560 when handling SSA name.
9562 2009-07-19 Jan Hubicka <jh@suse.cz>
9564 PR tree-optimization/40676
9565 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9566 virtual PHIs in empty BBs.
9568 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9570 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9571 re-expanded the compound use gen_lowpart instead to convert to the
9574 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9576 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9577 OUTER_CONST arguments.
9578 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9579 the new wider mode will be masked off.
9580 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9582 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9584 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9585 high-order bits are zero.
9587 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9589 * combine.c (simplify_shift_const_1): Split code to determine
9591 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9592 new bits shifted in are identical to the old sign bit.
9594 2009-07-18 Richard Guenther <rguenther@suse.de>
9597 * gimplify.c (gimplify_call_expr): Reject code using results from
9598 functions returning void.
9600 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9602 * doc/md.texi: Document the new PowerPC "es" constraint.
9603 Document that "m" can include automodified addresses on this target,
9604 and explain how %U must be used. Extend the "Q" and "Z" documentation
9605 to suggest "es" as well as "m".
9606 * config/rs6000/constraints.md (es): New memory constraint.
9607 (Q, Z): Update strings to match new documentation.
9609 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9611 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9612 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9613 * config/rs6000/predicates.md (volatile_mem_operand): Use
9614 offsettable_nonstrict_memref_p.
9615 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9616 (*floatunssidf2_internal): Likewise.
9617 (*fix_truncdfsi2_internal): Likewise.
9618 (*fix_trunctfsi2_internal): Likewise.
9620 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9622 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9624 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9626 2009-07-17 Richard Guenther <rguenther@suse.de>
9629 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9630 (pass_warn_unused_result): Likewise.
9631 (TODO_set_props): Remove.
9632 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9634 (pass_diagnose_omp_blocks): Define.
9635 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9636 (c_gimple_diagnostics_recursively): Remove.
9637 (finish_function): Do not call it.
9638 (c_write_global_declarations): Continue after errors.
9639 Finalize the CU here.
9640 * c-gimplify.c (c_genericize): Do not gimplify here.
9641 * c-common.c (c_warn_unused_result): Move ...
9642 * tree-cfg.c (do_warn_unused_result): ... here.
9643 (run_warn_unused_result): New function.
9644 (gate_warn_unused_result): New function.
9645 (pass_warn_unused_result): New pass.
9646 * c-common.h (c_warn_unused_result): Remove.
9647 * flags.h (flag_warn_unused_result): Declare.
9648 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9649 * opts.c (flag_warn_unused_result): Initialize to false.
9650 * toplev.c (compile_file): Add comment.
9651 * omp-low.c (create_omp_child_function): Do not register
9652 the function with the frontend.
9653 (diagnose_omp_structured_block_errors): Prepare to be
9654 called as optimization pass.
9655 (gate_diagnose_omp_blocks): New function.
9656 (pass_diagnose_omp_blocks): New pass.
9657 * cgraph.h (cgraph_optimize): Remove.
9658 (cgraph_analyze_function): Likewise.
9659 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9660 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9661 before their parents here.
9662 (cgraph_finalize_function): Not here.
9663 (cgraph_analyze_function): Gimplify functions here.
9664 (cgraph_finalize_compilation_unit): Continue after errors.
9665 Optimize the callgraph from here.
9666 (cgraph_optimize): Make static.
9667 * langhooks.c (write_global_declarations): Finalize the CU.
9668 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9669 (gimplify_function_tree): Assert we gimplify only once.
9670 Set PROP_gimple_any property.
9671 * tree-nested.c (gimplify_all_functions): New function.
9672 (lower_nested_functions): Gimplify all nested functions.
9673 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9674 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9675 and pass_diagnose_omp_blocks after gimplification. Do not
9676 set TODO_set_props on all_lowering_passes.
9677 (execute_one_pass): Do not handle TODO_set_props.
9678 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9679 (gimplify.o): Add tree-pass.h dependency.
9680 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9681 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9682 (unsave_r): Likewise.
9683 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9686 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9688 * doc/service.texi (Service): Restore previously removed link,
9689 which isn't broken after all.
9691 2009-07-17 Richard Guenther <rguenther@suse.de>
9693 PR tree-optimization/40321
9694 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9695 PHI nodes to the maximal set.
9696 (make_values_for_phi): Add PHI arguments to the maximal set.
9697 (execute_pre): Dump PHI_GEN and the maximal set.
9699 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9702 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9705 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9707 * doc/extend.texi (Nested Functions): Replace broken link with
9709 * doc/service.texi (Service): Remove broken link.
9711 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9714 * builtins.c (expand_builtin_memcmp): Use loc instead of
9715 EXPR_LOCATION (exp).
9716 (expand_builtin_strncmp): Likewise.
9718 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9719 Manuel López-Ibáñez <manu@gcc.gnu.org>
9722 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9723 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9724 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9725 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9726 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9727 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9728 tree-inline.c, c-common.c, c-common.h, gimple.c,
9729 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9730 convert.c: Add location argument to fold_{unary,binary,ternary},
9731 fold_build[123], build_call_expr, build_size_arg,
9732 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9733 fold_build1_initializer, fold_build2_initializer,
9734 fold_build3_initializer, fold_build_call_array,
9735 fold_build_call_array_initializer, fold_single_bit_test,
9736 omit_one_operand, omit_two_operands, invert_truthvalue,
9737 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9738 combine_comparisons, fold_builtin_*, fold_call_expr,
9739 build_range_check, maybe_fold_offset_to_address, round_up,
9742 2009-07-16 Jason Merrill <jason@redhat.com>
9745 * c-common.c (c_common_reswords): Add __is_standard_layout
9747 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9748 * doc/implement-cxx.texi: New.
9749 * doc/gcc.texi: Include it.
9751 2009-07-16 DJ Delorie <dj@redhat.com>
9753 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9754 compares that may be indirectly affected by previous instructions.
9756 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9758 * builtins.c (do_mpc_arg2): New.
9759 (fold_builtin_2): Fold builtin cpow.
9760 * real.h (HAVE_mpc_pow): New.
9762 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9764 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9765 comparison to skip unprofitable schedule
9767 2009-07-16 Simon Baldwin <simonb@google.com>
9769 * gcc.c (option_map): New flag -no-canonical-prefixes.
9770 * (display_help): Print help text for new flag.
9771 * (process_command): Move options translation and language specifics
9772 and handle new flag early. Use it to set a function pointer to a
9773 prefix builder. Replace make_relative_prefix calls with calls to
9774 the function pointed to. Ignore new flag in regular options handling.
9775 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9777 2009-07-15 DJ Delorie <dj@redhat.com>
9779 * config/mep/mep.md (sibcall_internal): Change register to avoid
9781 (sibcall_value_internal): Likewise.
9783 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9785 PR rtl-optimization/40710
9786 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9788 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9790 * config/mips/mips.md (*extenddi_truncate<mode>,
9791 *extendsi_truncate<mode>): Change type attribute to move_type
9792 with shift_shift. Split out code handling exts from here ...
9793 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9795 (*extendhi_truncateqi): Change type attribute to move_type with
9796 shift_shift. Split out code handling exts from here ...
9797 (*extendhi_truncateqi_exts): ... to this new pattern.
9799 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9801 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9802 instead of "and" with inverted sign bit mask value. Use
9803 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9804 Allocate registers only for operand 4 and operand 5.
9806 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9809 * fold-const.c (fold_cond_expr_with_comparison): When folding
9810 < and <= to MIN, make sure the MIN uses the same type as the
9811 comparison's operands.
9813 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9815 * arm.md (ior_xor): New code iterator.
9816 (split for ior/xor with shift and zero-extend): New split pattern.
9817 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9819 2009-07-15 Richard Guenther <rguenther@suse.de>
9821 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9824 2009-07-15 Richard Guenther <rguenther@suse.de>
9827 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9829 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9831 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9832 handle 2.6.30 kernel.
9834 2009-07-15 DJ Delorie <dj@redhat.com>
9836 * config/mep/mep.md (sibcall_internal): Change register to allow
9837 for 24-bit addresses.
9838 (sibcall_value_internal): Likewise.
9840 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9842 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9843 that are enabled/disabled by the flags introduced by a previous patch.
9845 2009-07-14 DJ Delorie <dj@redhat.com>
9847 * config/mep/mep.md (sibcall_internal): Include non-toggling
9849 (sibcall_value_internal): Likewise.
9851 2009-07-14 Taras Glek <tglek@mozilla.com>
9852 Rafael Espindola <espindola@google.com>
9854 * doc/sourcebuild.texi: Document install-plugin target.
9855 * configure.ac: Added install-plugin target to language makefiles.
9856 * configure: Regenerate.
9857 * Makefile.in: (install-plugin): Install more headers,
9858 depend on lang.install-plugin.
9860 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9862 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9865 2009-07-14 DJ Delorie <dj@redhat.com>
9867 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9868 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9869 * config/mep/mep.md (sibcall_internal): Change test from
9870 mep_vliw_mode_match to mep_vliw_jmp_match.
9871 (sibcall_value_internal): Likewise.
9873 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9875 * config/i386/sse.md (copysign<mode>3): New expander.
9876 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9877 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9878 Use ix86_build_const_vector.
9879 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9880 IX86_BUILTIN_CPYSGNPD.
9881 (builtin_description): Add __builtin_ia32_copysignps and
9882 __builtin_ia32_copysignpd.
9883 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9884 and BUILT_IN_COPYSIGNF.
9886 2009-07-13 Jason Merrill <jason@redhat.com>
9888 * builtins.c (can_trust_pointer_alignment): New fn.
9889 (get_pointer_alignment): Factor it out from here.
9890 * tree.h: Declare it.
9892 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9894 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9897 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9901 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9903 2009-07-14 Richard Guenther <rguenther@suse.de>
9904 Andrey Belevantsev <abel@ispras.ru>
9907 * cfgexpand.c (partition_stack_vars): Do not bother to update
9908 alias information when not optimizing.
9910 2009-07-14 Richard Guenther <rguenther@suse.de>
9911 Andrey Belevantsev <abel@ispras.ru>
9913 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9914 (pt_solution_set): Likewise.
9915 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9916 * tree-ssa-structalias.c (pt_solution_set): New function.
9917 * final.c (rest_of_clean_state): Free SSA data structures.
9918 * print-rtl.c (print_decl_name): Remove.
9919 (print_mem_expr): Implement in terms of print_generic_expr.
9920 * alias.c (ao_ref_from_mem): New function.
9921 (rtx_refs_may_alias_p): Likewise.
9922 (true_dependence): Query alias-export info.
9923 (canon_true_dependence): Likewise.
9924 (write_dependence_p): Likewise.
9925 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9927 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9928 (mem_expr_equal_p): Use operand_equal_p.
9929 (set_mem_attributes_minus_bitpos): Do not use
9930 component_ref_for_mem_expr.
9931 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9932 (update_alias_info_with_stack_vars): Likewise.
9933 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9934 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9935 explicitly nor clear stmt operands.
9936 Free the decl-to-pointer map.
9937 * tree-optimize.c (execute_free_datastructures): Do not free
9938 SSA data structures here.
9939 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9940 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9941 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9943 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9945 2009-07-13 DJ Delorie <dj@redhat.com>
9947 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9948 unrolling at the right iteration count.
9950 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9953 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9955 * haifa-sched.c (rank_for_schedule): Introduced flags to
9956 enable/disable individual scheduling heuristics.
9957 * common.opt: Introduced flags to enable/disable individual
9958 heuristics in the scheduler.
9959 * doc/invoke.texi: Introduced flags to enable/disable individual
9960 heuristics in the scheduler.
9962 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9964 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9965 config/i386/mingw-tls.c.
9966 * config/i386/mingw-tls.c: Removed.
9968 2009-07-13 Ira Rosen <irar@il.ibm.com>
9970 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9971 checks access only relevant statements.
9972 (vectorizable_reduction): Likewise.
9974 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9976 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9977 just for 32-bit case.
9979 2009-07-12 Jan Hubicka <jh@suse.cz>
9981 PR tree-optimization/40585
9982 * except.c (expand_resx_expr): When there already is resume
9983 instruction, produce linked list.
9984 (build_post_landing_pads): Assert that resume is empty.
9985 (connect_post_landing_pads): Handle resume lists.
9986 (dump_eh_tree): Dump resume list.
9988 2009-07-12 Ira Rosen <irar@il.ibm.com>
9990 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9991 with additional argument.
9992 * tree-vectorizer.h (enum vect_def_type): Add
9993 vect_double_reduction_def.
9994 (vect_is_simple_reduction): Add argument.
9995 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9997 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9998 vect_is_simple_reduction with additional argument.
9999 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10001 (reduction_code_for_scalar_code): Handle additional codes by
10002 returning ERROR_MARK for them. Fix comment and indentation.
10003 (vect_is_simple_reduction): Fix comment, add argument to specify
10004 double reduction. Detect double reduction.
10005 (get_initial_def_for_induction): Fix indentation.
10006 (get_initial_def_for_reduction): Fix comment and indentation.
10007 Handle double reduction. Create initial definitions that do not
10008 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10009 (vect_create_epilog_for_reduction): Fix comment, add argument to
10010 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10011 epilogue result extraction. Create double reduction phi node and
10012 replace relevant uses.
10013 (vectorizable_reduction): Call vect_is_simple_reduction with
10014 additional argument. Fix indentation. Update epilogue code treatment
10015 according to the changes in reduction_code_for_scalar_code. Check
10016 for double reduction. Call vect_create_epilog_for_reduction with
10017 additional argument.
10018 * tree-vect-stmts.c (process_use): Handle double reduction, update
10020 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10021 (vect_get_vec_def_for_operand): Likewise.
10023 2009-07-12 Danny Smith <dansmister@gmail.com>
10025 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10026 dllexport if !TREE_PUBLIC.
10027 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10029 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10031 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10032 (avr_extra_arch_macro) Remove declatation.
10033 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10034 (avr_extra_arch_macro) Declare as static.
10035 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10037 2009-07-11 Jan Hubicka <jh@suse.cz>
10039 PR middle-end/48388
10040 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10042 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10045 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10046 cold_in_std_section bits.
10047 (dwarf2out_begin_prologue): Initialize them.
10048 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10049 if already covered by text_section or cold_text_section range.
10051 PR rtl-optimization/40667
10052 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10053 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10054 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10055 * config/i386/i386.c (ix86_minimum_alignment): New function.
10056 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10057 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10058 * emit-rtl.c (gen_reg_rtx): Likewise.
10059 * function.c (assign_parms): Likewise. If nominal_type needs
10060 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10061 rather than passed_type's alignment.
10064 * function.c (assign_parm_setup_stack): Adjust
10065 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10066 from nominal_mode on big endian.
10068 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10070 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10072 2009-07-10 DJ Delorie <dj@redhat.com>
10074 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10076 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10078 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10080 (thumb2_cbnz): Likewise.
10082 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10085 * config.gcc (supported_defaults): Add synci.
10086 (with_synci): Add validation.
10087 (all_defaults): Add synci.
10088 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10091 * config/mips/mips.opt (msynci): New option.
10092 * config/mips/mips.c (mips_override_options): Warn on use of
10093 -msynci for targets that do now support it.
10094 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10096 * gcc/doc/invoke.texi (-msynci): Document the new option.
10097 * doc/install.texi (--with-synci): Document the new option.
10099 2009-07-10 Richard Guenther <rguenther@suse.de>
10101 PR tree-optimization/40496
10102 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10103 the PHI result with a compatible type.
10105 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10109 * c.opt (Wunused-result): New.
10110 * doc/invoke.texi: Document it.
10111 * c-common.c (c_warn_unused_result): Use it.
10113 2009-07-09 DJ Delorie <dj@redhat.com>
10115 * targhooks.c (default_target_can_inline_p): Rename from
10116 default_target_option_can_inline_p.
10117 * targhooks.h (default_target_can_inline_p): Likewise.
10118 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10119 TARGET_OPTION_CAN_INLINE_P.
10120 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10121 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10122 (mep_target_can_inline_p): Rename from
10123 mep_target_option_can_inline_p.
10126 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10127 registers used to pass vectors.
10129 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10131 2009-07-09 Tom Tromey <tromey@redhat.com>
10133 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10134 * config/mmix/mmix.c: Include dwarf2.h.
10135 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10136 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10137 * config/sh/sh.c: Include dwarf2.h.
10138 * config/i386/i386.c: Include dwarf2.h.
10139 * Makefile.in (DWARF2_H): Remove 'elf'.
10140 * except.c: Include dwarf2.h.
10141 * unwind-dw2.c: Include dwarf2.h.
10142 * dwarf2out.c: Include dwarf2.h.
10143 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10144 * unwind-dw2-fde.c: Include dwarf2.h.
10145 * dwarf2asm.c: Include dwarf2.h.
10147 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10149 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10150 (max_issue): Use it.
10151 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10153 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10154 (region_sched_info): Update.
10155 * sched-ebb.c (ebb_sched_info): Update.
10156 * modulo-sched.c (sms_sched_info): Update.
10157 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10159 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10161 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10163 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10165 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10167 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10169 PR middle-end/40692
10170 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10171 arg1 with arg01 if arg1 is already INTEGER_CST.
10173 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10175 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10176 Transform (and (truncate)) into (truncate (and)).
10178 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10180 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10181 creating LHS paradoxical subregs. Fix surrounding returns to
10182 use NULL_RTX rather than 0.
10184 2009-07-08 DJ Delorie <dj@redhat.com>
10186 * config/mep/mep.c: (mep_option_can_inline_p): New.
10187 (TARGET_OPTION_CAN_INLINE_P): Define.
10189 2009-07-08 Mark Wielaard <mjw@redhat.com>
10192 * dwarf2out.c (add_data_member_location_attribute): When we have
10193 only a constant offset don't emit a new location description using
10194 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10197 2009-07-08 Richard Henderson <rth@redhat.com>
10200 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10201 (enum reg_class): Add CLOBBERED_REGS.
10202 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10203 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10204 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10205 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10206 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10207 force 64-bit sibcalls into R11.
10208 * config/i386/constraints.md (U): New constraint.
10209 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10210 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10211 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10213 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10215 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10217 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10218 * ebitmap.h (dump_ebitmap): Ditto.
10219 * optabs.h (optab_libfunc): Ditto.
10220 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10221 * tree-flow.h (vect_can_force_dr_alignment_p,
10222 get_vectype_for_scalar_type): Ditto.
10223 (vectorize_loops): Move prototype to ...
10224 * tree-vectorizer.h: ... here. Also, adjust comment.
10225 (vect_set_verbosity_level): Remove duplicate prototype.
10226 * tree-ssa-loop.c: Include tree-vectorizer.h.
10227 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10229 2009-07-08 Nick Clifton <nickc@redhat.com>
10231 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10234 2009-07-08 DJ Delorie <dj@redhat.com>
10236 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10237 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10238 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10240 * config/mep/intrinsics.md: Regenerated.
10241 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10242 registers when asm() or calls are detected.
10244 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10247 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10249 * gimple (gimple_build_call_from_tree): Likewise.
10250 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10251 no_warning flag before warning.
10253 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10255 * tree.c (set_expr_locus): Remove.
10256 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10257 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10259 * gimplify.c (internal_get_tmp_var): Likewise.
10260 (gimplify_call_expr): Likewise.
10261 (gimplify_one_sizepos): Likewise.
10263 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10266 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10267 to variables for debugging purposes.
10269 2009-06-23 Mark Loeser <mark@halcy0n.com>
10272 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10274 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10276 * pretty-print.c (pp_base_format): Remove %J.
10277 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10278 gcc_cxxdiag_char_table): Likewise.
10279 (init_dynamic_diag_info): Likewise.
10281 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10283 * pretty-print.c (pp_base_format): Remove %H.
10284 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10285 gcc_cxxdiag_char_table): Likewise.
10286 (init_dynamic_diag_info): Likewise.
10287 * config/mep/mep.c (mep_select_section): Likewise.
10289 2009-07-07 Duncan Sands <baldrick@free.fr>
10291 * final.c (pass_clean_state): Give the pass a name.
10292 * passes.c (pass_rest_of_compilation): Likewise.
10293 * tree-optimize.c (pass_all_optimizations): Likewise.
10295 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10297 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10298 an extra 'decl' for error_at.
10300 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10302 PR middle-end/40669
10303 * tree-tailcall.c (adjust_return_value_with_ops,
10304 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10305 if it has complex or vector type.
10307 2009-07-07 Olivier Hainque <hainque@adacore.com>
10309 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10312 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10314 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10316 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10318 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10319 * c-decl.c: Likewise.
10320 * function.c: Likewise.
10321 * varasm.c: Likewise.
10322 * tree-ssa.c: Likewise.
10323 * c-common.c: Likewise.
10324 * tree-cfg.c: Likewise.
10325 * config/spu/spu.c: Likewise.
10326 * config/ia64/ia64.c: Likewise.
10327 * config/v850/v850.c: Likewise.
10329 2009-07-06 DJ Delorie <dj@redhat.com>
10331 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10332 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10333 unspecified accesses to control registers.
10334 * config/mep/intrinsics.md: Regenerate.
10335 * config/mep/intrinsics.h: Regenerate.
10336 * config/mep/mep-intrin.h: Regenerate.
10338 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10340 * c-lex.c: Replace %H by an explicit location. Update all calls.
10341 * c-common.c: Likewise.
10342 * c-decl.c: Likewise.
10343 * c-typeck.c: Likewise.
10344 * fold-const.c: Likewise.
10345 * gimplify.c: Likewise.
10346 * stmt.c: Likewise.
10347 * tree-cfg.c: Likewise.
10348 * tree-ssa-loop-niter.c: Likewise.
10349 * tree-vrp.c: Likewise.
10350 * value-prof.c: Likewise.
10352 2009-07-06 Diego Novillo <dnovillo@google.com>
10354 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10355 if it has one. Handle cases where VAR does not have an
10356 annotation or cfun is NULL.
10358 2009-07-06 Diego Novillo <dnovillo@google.com>
10360 * tree.c: Include debug.h.
10361 (initialize_tree_contains_struct): New.
10362 (init_ttree): Call it.
10363 (tree_node_structure_for_code): Factor out of ...
10364 (tree_node_structure): ... here.
10365 * treestruct.def (TS_PHI_NODE): Remove.
10366 (TS_GIMPLE_STATEMENT): Remove.
10368 2009-07-06 Diego Novillo <dnovillo@google.com>
10370 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10371 (debug_tree_chain): Handle cycles.
10373 2009-07-06 Nick Clifton <nickc@redhat.com>
10374 DJ Delorie <dj@redhat.com>
10376 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10377 __FMOVD_ENABLED__ is defined.
10379 (TARGET_FMOVD): Provide a default definition.
10380 (MASK_FMOVD): Likewise.
10381 (TARGET_CPU_CPP_BUILTINS): Define
10382 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10383 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10384 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10385 (split for DF load from memory into register): Also handle
10386 MEMs which consist of REG+DISP addressing.
10387 (split for DF store from register to memory): Likewise.
10388 (movsf_ie): Always use single fp_mode.
10389 * config/sh/sh.c (sh_override_options): Do not automatically
10390 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10391 that to the -mfmovd command line switch.
10392 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10393 (fldi_ok): Always allow.
10394 * config/sh/sh.opt (mfmovd): Remove this switch.
10395 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10397 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10398 Kaz Kojima <kkojima@gcc.gnu.org>
10400 PR rtl-optimization/30807
10401 * postreload.c (reload_combine): For every new use of REG_SUM,
10402 record the use of BASE.
10404 2009-07-06 Jan Hubicka <jh@suse.cz>
10406 * params.def: Revert my accidental commit at 2009-06-30.
10408 2009-07-04 Ian Lance Taylor <iant@google.com>
10411 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10413 (mingw_format_attribute_overrides): Likewise.
10415 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10418 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10419 don't check cfa.reg. Instead of cfa.indirect use
10420 fde && fde->drap_reg != INVALID_REGNUM test.
10422 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10424 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10426 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10429 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10431 2009-07-03 Richard Guenther <rguenther@suse.de>
10433 PR tree-optimization/40640
10434 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10437 2009-07-03 Jan Hubicka <jh@suse.cz>
10439 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10440 for size, reduce amount of inlining.
10442 2009-07-03 Richard Guenther <rguenther@suse.de>
10444 PR middle-end/34163
10445 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10446 if t +- x is known to not overflow and the conversion widens the
10448 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10450 2009-07-03 Jan Hubicka <jh@suse.cz>
10452 * ipa-pure-const.c (analyze): Update loop optimizer init.
10453 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10454 try_remove_empty_loop, remove_empty_loops): Remove.
10455 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10456 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10457 to mark regular loops as neccesary.
10458 (degenerate_phi_p): New function.
10459 (propagate_necessity, remove_dead_phis): Use it.
10460 (forward_edge_to_pdom): Likewise.
10461 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10462 virtual PHI nodes that became unreachable.
10463 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10464 * tree-flow.h (remove_empty_loops): Remove.
10465 * passes.c (init_optimization_passes): Remove.
10467 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10469 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10470 can_create_pseudo_p.
10471 (*fix_trunc<mode>_i387_1): Ditto.
10472 (*floathi<mode>2_1): Ditto.
10473 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10474 (*fistdi2_1): Ditto.
10475 (*fist<mode>2_1): Ditto.
10476 (frndintxf2_floor): Ditto.
10477 (*fist<mode>2_floor_1): Ditto.
10478 (frndintxf2_ceil): Ditto.
10479 (*fist<mode>2_ceil_1): Ditto.
10480 (frndintxf2_trunc): Ditto.
10481 (frndintxf2_mask_pm): Ditto.
10482 (fxam<mode>2_i387_with_temp): Ditto.
10483 * config/i386/sse.md (mulv16qi3): Ditto.
10484 (*sse2_mulv4si3): Ditto.
10486 (sse4_2_pcmpestr): Ditto.
10487 (sse4_2_pcmpistr): Ditto.
10489 2009-07-03 Jan Hubicka <jh@suse.cz>
10491 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10492 (mark_stmt_necessary): Set it.
10493 (mark_operand_necessary): Set it.
10494 (mark_control_dependent_edges_necessary): Set it.
10495 (mark_virtual_phi_result_for_renaming): New function.
10496 (get_live_post_dom): New function.
10497 (forward_edge_to_pdom): New function.
10498 (remove_dead_stmt): Fix handling of control dependences.
10499 (tree_dce_init): Init new bitmap.
10500 (tree_dce_done): Free it.
10502 2009-07-02 Richard Guenther <rguenther@suse.de>
10505 * tree-ssa-structalias.c (new_var_info): Initialize
10508 2009-07-02 Jan Hubicka <jh@suse.cz>
10510 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10513 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10515 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10516 instead of recomputing it. Adjust calls.
10517 (emit_store_flag): Adjust recursive calls.
10519 2009-07-02 Richard Guenther <rguenther@suse.de>
10521 * tree-ssa-live.c (remove_unused_locals): Do not remove
10523 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10524 of DECL_EXTERNAL for HEAP variables.
10525 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10526 HEAP variables. Do not adjust RESTRICT vars.
10527 (find_what_var_points_to): Nobody cares if something
10528 points to READONLY.
10530 2009-07-02 Ben Elliston <bje@au.ibm.com>
10532 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10533 pc_low and pc_high declarations to the top of the function.
10535 2009-07-01 DJ Delorie <dj@redhat.com>
10537 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10538 registers as fixed.
10539 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10540 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10541 unspecified accesses to control registers.
10542 * config/mep/intrinsics.md: Regenerate.
10543 * config/mep/intrinsics.h: Regenerate.
10544 * config/mep/mep-intrin.h: Regenerate.
10546 2009-07-01 Anthony Green <green@moxielogic.com>
10548 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10549 instruction when possible.
10550 (moxie_expand_prologue): Ditto. Also, save an instruction and
10551 some complexity by popping off of $r12 instead of $sp.
10552 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10555 2009-07-01 Richard Henderson <rth@redhat.com>
10558 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10559 contained no insns, reposition note before last insn.
10561 2009-07-01 Richard Henderson <rth@redhat.com>
10564 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10565 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10567 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10570 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10571 darwin9 for printing reg addresses with %y.
10573 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10575 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10576 truncation from operands in binary operations.
10578 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10581 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10582 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10583 subreg of op0 to the original op0.
10585 * expmed.c (store_bit_field_1): Use a temporary as the destination
10586 instead of a paradoxical subreg when we need to truncate the result.
10588 2009-07-01 DJ Delorie <dj@redhat.com>
10590 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10591 names to VLIW variants.
10592 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10593 * config/mep/intrinsics.md: Regenerate.
10594 * config/mep/intrinsics.h: Regenerate.
10595 * config/mep/mep-intrin.h: Regenerate.
10597 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10600 * jump.c (returnjump_p): Revert last patch.
10601 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10603 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10606 * pa.md (casesi32p): Use jump table label to determine the offset
10608 (casesi64p): Likewise.
10610 * pa.c (forward_branch_p): Return bool type. Use instruction
10611 addresses when available. Assert that INSN has a jump label.
10612 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10615 2009-07-01 Richard Guenther <rguenther@suse.de>
10617 PR tree-optimization/19831
10618 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10619 that only act as barriers do not make any previous stores necessary.
10620 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10621 HEAP variables global, do not add a constraint from nonlocal.
10622 (find_func_aliases): Handle escapes through return statements.
10623 (compute_points_to_sets): Make escaped HEAP variables global.
10625 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10628 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10629 after reducing a DImode cstore to SImode.
10631 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10633 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10634 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10636 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10638 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10639 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10641 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10642 and umod_optab if TARGET_BSD_DIVMOD.
10643 * config/vax/lib1funcs.asm: New file.
10644 * config/vax/t-linux: New file.
10645 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10647 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10650 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10651 to type arguments that have void type.
10654 * dwarf2out.c (gen_formal_parameter_die): Call
10655 equate_decl_number_to_die if node is different from origin.
10657 2009-06-30 Anthony Green <green@moxielogic.com>
10659 Clean up moxie port for --enable-build-with-cxx.
10660 * config/moxie/moxie.c (moxie_function_value): First two
10661 parameters are const_tree, not tree.
10662 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10663 (REG_CLASS_NAMES): Ditto.
10664 (REGNO_REG_CLASS): Ditto.
10665 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10666 (moxie_function_value): Fix constyness of arguments.
10668 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10670 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10671 finalize_size_functions before further processing.
10672 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10673 (variable_size): Call self_referential_size on size expressions
10674 that contain a PLACEHOLDER_EXPR.
10675 (size_functions): New static variable.
10676 (copy_self_referential_tree_r): New static function.
10677 (self_referential_size): Likewise.
10678 (finalize_size_functions): New global function.
10679 * tree.c: Include tree-inline.h.
10680 (push_without_duplicates): New static function.
10681 (find_placeholder_in_expr): New global function.
10682 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10684 <tcc_expression>: Likewise.
10685 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10686 the call in the expression.
10687 * tree.h (finalize_size_functions): Declare.
10688 (find_placeholder_in_expr): Likewise.
10689 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10690 (substitute_placeholder_in_expr): Update comment.
10691 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10693 (copy_tree_body_r): Likewise.
10694 (copy_tree_body): New static function.
10695 (maybe_inline_call_in_expr): New global function.
10696 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10697 (maybe_inline_call_in_expr): Declare.
10698 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10699 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10702 2009-06-30 Richard Guenther <rguenther@suse.de>
10704 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10706 (propagate_necessity): Do not mark reaching defs of stores
10709 2009-06-30 Jan Hubicka <jh@suse.cz>
10711 * cfgloopanal.c (check_irred): Move into ...
10712 (mark_irreducible_loops): ... here; return true if ireducible
10714 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10715 (analyze_function): Try to prove loop finiteness.
10716 * cfgloop.h (mark_irreducible_loops): Update prototype.
10717 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10719 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10721 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10723 2009-06-30 Ira Rosen <irar@il.ibm.com>
10725 PR tree-optimization/40542
10726 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10729 2009-06-30 Martin Jambor <mjambor@suse.cz>
10731 PR tree-optimization/40582
10732 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10733 than useless_type_conversion_p.
10734 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10737 2009-06-30 Martin Jambor <mjambor@suse.cz>
10739 PR middle-end/40554
10740 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10742 2009-06-30 Richard Guenther <rguenther@suse.de>
10744 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10745 use ao_ref references.
10746 (walk_aliased_vdefs): Likewise.
10747 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10748 * tree-ssa-dce.c (struct ref_data): Remove.
10749 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10750 (mark_aliased_reaching_defs_necessary): Adjust.
10751 (mark_all_reaching_defs_necessary_1): Likewise.
10753 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10756 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10757 (emit_store_flag_1): Extract from emit_store_flag, adjust
10758 calls to (what now is) emit_cstore.
10759 (emit_store_flag): Call emit_store_flag_1 and also use it
10760 for what used to be recursive calls.
10762 2009-06-30 Wei Guozhi <carrot@google.com>
10765 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10766 if the target bb post dominates from bb.
10767 * config/i386/i386.c (memory_address_length): Check existence of base
10768 register before using it.
10770 2009-06-30 Nick Clifton <nickc@redhat.com>
10771 DJ Delorie <dj@redhat.com>
10773 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10774 __FMOVD_ENABLED__ is defined.
10776 (TARGET_FMOVD): Provide a default definition.
10777 (MASK_FMOVD): Likewise.
10778 (TARGET_CPU_CPP_BUILTINS): Define
10779 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10780 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10781 two fmov instructions depending upon whether TARGET_FMOVD is
10783 (split for DF load from memory into register): Also handle
10784 MEMs which consist of REG+DISP addressing.
10785 (split for DF store from register to memory): Likewise.
10786 * config/sh/sh.opt (mfmovd): Remove this switch.
10787 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10788 * config/sh/sh.c (sh_override_options): Do not automatically
10789 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10790 that to the -mfmovd command line switch.
10792 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10794 (fldi_ok): Always allow.
10795 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10797 2009-06-29 DJ Delorie <dj@redhat.com>
10799 * doc/install.texi (mep-x-elf): Correct chip's full name.
10801 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10803 * doc/extend.texi: Fix typo.
10805 2009-06-29 Tom Tromey <tromey@redhat.com>
10807 * dwarf2.h: Remove.
10808 * Makefile.in (DWARF2_H): New variable.
10809 (except.o): Use it.
10810 (dwarf2out.o): Likewise.
10811 (dwarf2asm.o): Likewise.
10812 * config/i386/t-i386: Use DWARF2_H.
10813 * except.c: Include elf/dwarf2.h.
10814 * unwind-dw2.c: Include elf/dwarf2.h.
10815 * dwarf2out.c: Include elf/dwarf2.h.
10816 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10817 <dtprel>: New field.
10818 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10819 (size_of_loc_descr): Likewise.
10820 (output_loc_operands_raw): Likewise.
10821 (output_loc_operands): Handle new dtprel field.
10822 (loc_checksum): Update.
10823 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10824 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10825 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10826 * dwarf2asm.c: Include elf/dwarf2.h.
10827 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10828 * config/mmix/mmix.c: Include elf/dwarf2.h.
10829 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10830 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10831 * config/sh/sh.c: Include elf/dwarf2.h.
10832 * config/i386/i386.c: Include elf/dwarf2.h.
10834 2009-06-29 DJ Delorie <dj@redhat.com>
10836 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10838 * doc/extend.texi: Add MeP attributes and pragmas.
10839 * doc/invoke.text: Add MeP Options.
10840 * doc/contrib.texi: Add MeP contribution.
10841 * doc/md.texi: Add MeP constraints.
10842 * doc/install.texi: Add MeP target.
10844 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10846 * target.h (struct gcc_target): Add frame_pointer_required field.
10847 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10848 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10849 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10851 * reload1.c (update_eliminables): (Ditto.).
10852 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10853 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10854 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10856 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10858 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10859 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10860 (arm_frame_pointer_required): New function.
10862 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10863 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10864 (avr_frame_pointer_required_p): Declare as static.
10865 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10867 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10868 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10869 (bfin_frame_pointer_required): Make as static, change return type
10871 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10873 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10874 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10875 (cris_frame_pointer_required): New function.
10877 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10879 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10880 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10881 (fr30_frame_pointer_required): New function.
10883 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10884 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10885 (frv_frame_pointer_required): Make as static, change return type
10887 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10889 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10890 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10891 (ix86_frame_pointer_required): Make as static, change return type to
10893 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10895 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10896 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10898 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10900 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10902 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10904 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10905 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10906 (mips_frame_pointer_required): Make as static.
10907 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10909 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10910 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10911 (mmix_frame_pointer_required): Mew function.
10913 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10914 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10916 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10918 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10920 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10922 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10923 (CAN_ELIMINATE): Redefine.
10924 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10925 (sparc_frame_pointer_required): New function.
10926 (sparc_can_eliminate): New function.
10927 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10929 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10930 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10932 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10933 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10934 (xtensa_frame_pointer_required): Make as static, change return type
10936 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10939 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10941 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10942 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10943 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10944 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10945 (register_callback): Handle PLUGIN_START_UNIT.
10946 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10948 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10950 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10952 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10953 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10955 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10957 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10960 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10962 * doc/extend.texi (Additional Floating Types): __float128 is also
10963 supported on i386 targets.
10965 2009-06-29 Richard Guenther <rguenther@suse.de>
10967 PR middle-end/14187
10968 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10970 (pt_solutions_same_restrict_base): Declare.
10971 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10973 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10974 (make_constraint_from, make_copy_constraint): Move earlier.
10975 (make_constraint_from_heapvar): New function.
10976 (make_constraint_from_restrict): Likewise.
10977 (handle_lhs_call): Use it.
10978 (find_func_aliases): Use it to track conversions to restrict
10979 qualified pointers.
10980 (struct fieldoff): Add only_restrict_pointers flag.
10981 (push_fields_onto_fieldstack): Initialize it.
10982 (create_variable_info_for): Track global restrict qualified pointers.
10983 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10984 Track restrict qualified pointer arguments.
10985 (set_uids_in_ptset): Use varinfo is_global_var flag.
10986 (find_what_var_points_to): Set the vars_contains_restrict flag.
10987 Always create the points-to solution for sets including restrict tags.
10988 (pt_solutions_same_restrict_base): New function.
10989 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10990 qualified pointers use pt_solutions_same_restrict_base as
10991 additional source for disambiguation.
10993 2009-06-29 Richard Guenther <rguenther@suse.de>
10995 PR middle-end/38212
10996 * alias.c (find_base_decl): Remove.
10997 (get_deref_alias_set_1): Remove restrict handling.
10998 * c-common.c (c_apply_type_quals_to_decl): Do not set
10999 DECL_POINTER_ALIAS_SET.
11000 * gimplify.c (find_single_pointer_decl_1): Remove.
11001 (find_single_pointer_decl): Likewise.
11002 (internal_get_tmp_var): Remove restrict handling.
11003 (gimple_regimplify_operands): Likewise.
11004 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11005 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11006 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11007 * tree.c (restrict_base_for_decl): Remove.
11008 (init_ttree): Do not allocate it.
11009 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11010 LABEL_DECL_UID for label decls.
11011 (copy_node_stat): Do not copy restrict information.
11012 (decl_restrict_base_lookup): Remove.
11013 (decl_restrict_base_insert): Likewise.
11014 (print_restrict_base_statistics): Likewise.
11015 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11016 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11017 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11018 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11019 (LABEL_DECL_UID): Adjust.
11020 (DECL_BASED_ON_RESTRICT_P): Remove.
11021 (DECL_GET_RESTRICT_BASE): Likewise.
11022 (SET_DECL_RESTRICT_BASE): Likewise.
11023 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11025 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11026 instead of DECL_POINTER_ALIAS_SET.
11027 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11028 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11029 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11031 2009-06-29 Richard Guenther <rguenther@suse.de>
11033 PR tree-optimization/40579
11034 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11035 the IL to simplify has constants that overflowed.
11037 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11039 PR tree-optimization/40550
11040 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11041 vector_compute_type only when the size of vector_compute_type is
11042 less than the size of type.
11044 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11046 * fold-const.c (contains_label_1): Fix comments.
11047 (contains_label_p): Do not walk trees multiple time.
11049 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11051 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11052 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11053 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11054 ix86_fp_comparison_operator.
11055 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11056 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11057 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11058 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11059 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11060 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11061 (related splits): Change predicate to ix86_fp_comparison_operator.
11062 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11063 instead of ix86_fp_comparison_codes.
11064 (ix86_trivial_fp_comparison_operator,
11065 ix86_fp_comparison_operator): New.
11066 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11067 (ix86_expand_compare): Eliminate last two parameters.
11068 (ix86_fp_jump_nontrivial_p): Kill.
11069 * config/i386/i386.c (put_condition_code): Eliminate call to
11070 ix86_fp_comparison_codes and subsequent assertion.
11071 (ix86_fp_comparison_codes): Eliminate.
11072 (ix86_fp_swap_condition): New.
11073 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11074 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11075 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11076 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11077 and ix86_fp_swap_condition.
11078 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11079 Use ix86_fp_comparison_strategy.
11080 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11081 (ix86_fp_jump_nontrivial_p): Eliminate.
11082 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11083 call to ix86_expand_compare.
11084 (ix86_split_fp_branch, ix86_expand_setcc,
11085 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11086 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11088 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11090 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11091 related to jump_clobbers.
11092 * config/arm/arm.md (conds): Remove jump_clob case.
11093 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11094 splits): Change comparison_operator to arm_comparison_operator.
11095 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11098 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11100 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11101 condition for floating point modes.
11102 * expmed.c (emit_store_flag_1): Move here a bigger part
11103 of emit_store_flag.
11104 (emit_store_flag): Try swapping the condition for floating point
11106 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11108 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11110 * expr.c (expand_expr_real_1): Just use do_store_flag.
11111 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11112 emit_store_flag_force.
11113 * expmed.c (emit_store_flag_force): Copy here trick
11114 previously in expand_expr_real_1. Try reversing the comparison.
11115 (emit_store_flag_1): Work if target is NULL.
11116 (emit_store_flag): Work if target is NULL, using the result mode
11117 from the comparison. Use split_comparison, restructure final part
11118 to simplify conditionals.
11120 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11122 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11123 * dojump.c (do_jump): Change handling of floating-point
11124 ops to use just do_compare_and_jump.
11125 (split_comparison): New.
11126 (do_compare_rtx_and_jump): Add here logic coming previously
11127 in do_jump, using split_comparison.
11129 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11132 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11134 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11136 * tree-ssa-alias.c: Fix unintentional commit.
11138 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11140 * passes.c (execute_one_pass): Fix unintentional commit.
11142 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11144 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11145 (df_rd_local_compute, df_md_local_compute): Inline them.
11147 (df_md_scratch): New.
11148 (df_md_alloc, df_md_free): Allocate/free it.
11149 (df_md_local_compute): Only include live registers in init.
11150 (df_md_transfer_function): Prune the in-set computed by
11151 the confluence function, and the gen-set too.
11153 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11155 PR rtl-optimization/26854
11156 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11157 * df-problems.c (df_rd_add_problem): Fix comment.
11158 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11159 df_md_simulate_artificial_defs_at_top,
11160 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11161 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11162 df_md_transfer_function, df_md_init, df_md_confluence_0,
11163 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11164 problem_MD, df_md_add_problem): New.
11165 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11166 df_md_get_bb_info): New.
11167 (DF_LAST_PROBLEM_PLUS1): Adjust.
11169 * Makefile.in (fwprop.o): Include domwalk.h.
11170 * fwprop.c: Include domwalk.h.
11171 (reg_defs, reg_defs_stack): New.
11172 (bitmap_only_bit_between): Remove.
11173 (process_defs): New.
11174 (process_uses): Use reg_defs and local_md instead of
11175 bitmap_only_bit_between and local_rd.
11176 (single_def_use_enter_block): New, from build_single_def_use_links.
11177 (single_def_use_leave_block): New.
11178 (build_single_def_use_links): Remove code moved to
11179 single_def_use_enter_block, invoke domwalk.
11180 (use_killed_between): Adjust comment.
11182 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11184 * bitmap.h (bitmap_ior_and_into): New.
11185 * bitmap.c (bitmap_ior_and_into): New.
11187 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11189 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11190 before_dom_children_before_stmts and after_dom_children_after_stmts.
11191 Rename the two remaining callbacks to just before_dom_children and
11192 after_dom_children. Remove other GIMPLE statement walking bits.
11193 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11194 * graphite.c: Do not include domwalk.h.
11195 * tree-into-ssa.c (interesting_blocks): New global.
11196 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11197 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11198 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11199 now that they're not domwalk callbacks.
11200 (rewrite_initialize_block): Rename to...
11201 (rewrite_enter_block): ... this, place after called functions. Test
11202 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11203 (rewrite_finalize_block): Rename to...
11204 (rewrite_leave_block): ... this, place after called functions.
11205 (rewrite_update_init_block): Rename to...
11206 (rewrite_update_enter_block): ... this, place after called functions.
11207 Test interesting_blocks, call rewrite_update_stmt and
11208 rewrite_update_phi_arguments.
11209 (rewrite_update_fini_block): Rename to...
11210 (rewrite_leave_block): ... this, place after called functions.
11211 (rewrite_blocks): Remove last argument, simplify initialization of
11213 (mark_def_sites_initialize_block): Rename to...
11214 (mark_def_sites_block): ... this, call mark_def_sites.
11215 (mark_def_sites_blocks): Remove argument, simplify initialization of
11217 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11218 (update_ssa): Likewise.
11219 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11221 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11222 (dom_opt_initialize_block): Rename to...
11223 (dom_opt_enter_block): ... this, place after called functions. Walk
11224 statements here, inline propagate_to_outgoing_edges.
11225 (dom_opt_finalize_block): Rename to...
11226 (dom_opt_leave_block): ... this, place after called functions.
11227 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11229 (dse_enter_block, dse_record_phi): New.
11230 (dse_record_phis): Delete.
11231 (dse_finalize_block): Rename to...
11232 (dse_leave_block): ... this.
11233 (tree_ssa_dse): Simplify initialization of walk_data.
11234 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11235 Adjust initialization of walk_data.
11236 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11237 * tree-ssa-loop-phiopt.c (get_non_trapping):
11238 Adjust initialization of walk_data.
11239 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11240 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11241 it's not a domwalk callback.
11242 (uncprop_initialize_block): Rename to...
11243 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11244 (dse_finalize_block): Rename to...
11245 (dse_leave_block): ... this.
11246 (tree_ssa_uncprop): Simplify initialization of walk_data.
11247 * Makefile.in: Adjust dependencies.
11249 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11251 * arm.md (casesi): Fix test for Thumb1.
11252 (thumb1_casesi_internal_pic): Likewise.
11253 (thumb1_casesi_dispatch): Likewise.
11255 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11257 * config/arm/arm-cores.def: Added core cortex-m0.
11258 * config/arm/arm-tune.md: Regenerated.
11259 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11261 2009-06-26 DJ Delorie <dj@redhat.com>
11263 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11265 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11266 the scheduler doesn't tag jump insns.
11268 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11270 * c-decl.c (merge_decls): Re-indent.
11272 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11275 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11276 Special-case decimal float constants.
11278 2009-06-26 Richard Henderson <rth@redhat.com>
11280 * function.h (struct function): Add cannot_be_copied_reason,
11281 and cannot_be_copied_set.
11282 * tree-inline.c (has_label_address_in_static_1): Rename from
11283 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11284 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11285 don't set inline_forbidden_reason.
11286 (copy_forbidden): New function, split out of inline_forbidden_p.
11287 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11288 (inline_forbidden_p): Use copy_forbidden.
11289 (tree_versionable_function_p): Likewise.
11290 (inlinable_function_p): Merge into tree_inlinable_function_p.
11291 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11292 * ipa-cp.c (ipcp_versionable_function_p): New function.
11293 (ipcp_cloning_candidate_p): Use it.
11294 (ipcp_node_modifiable_p): Likewise.
11296 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11298 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11299 that is marked not to be inlined. Remove flag_mudflap use.
11300 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11301 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11303 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11306 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11307 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11309 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11311 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11313 (__mingwthr_remove_key_dtor): Likewise.
11315 2009-06-26 Richard Guenther <rguenther@suse.de>
11317 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11319 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11321 PR middle-end/40525
11322 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11323 try the non-cond_exec path also.
11325 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11328 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11329 (output_cbranch): Use new functions.
11330 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11333 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11334 Pat Haugen <pthaugen@us.ibm.com>
11335 Revital Eres <ERES@il.ibm.com>
11337 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11338 for %c error. Add %x support to print VSX registers as a unified
11339 register set, instead of separate float and altivec registers.
11340 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11341 %y case, and add support for VSX pre-modify addresses.
11342 (output_toc): Add assert for CONST containing an integer constant
11344 (rs6000_adjust_cost): Add POWER7 support.
11345 (insn_must_be_first_in_group): Ditto.
11346 (insn_must_be_last_in_group): Ditto.
11347 (rs6000_emit_popcount): Ditto.
11348 (rs6000_vector_mode_supported_p): Ditto.
11350 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11351 Change some of the functions called by macros to being called
11352 through a pointer, so debug functions can be inserted if
11353 -mdebug=addr or -mdebug=cost.
11354 (rs6000_preferred_reload_class_ptr): Ditto.
11355 (rs6000_secondary_reload_class_ptr): Ditto.
11356 (rs6000_secondary_memory_needed_ptr): Ditto.
11357 (rs6000_cannot_change_mode_class_ptr): Ditto.
11358 (rs6000_secondary_reload_inner): Ditto.
11359 (rs6000_legitimize_reload_address): Ditto.
11360 (rs6000_legitimize_reload_address_ptr): Ditto.
11361 (rs6000_mode_dependent_address): Ditto.
11362 (rs6000_mode_dependent_address_ptr): Ditto.
11364 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11365 function to return true if the mode allows reg + integer
11367 (virtual_stack_registers_memory_p): New function to return true if
11368 the address refers to a virtual stack register.
11369 (rs6000_legitimate_offset_address_p): Move code to say whether a
11370 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11372 (rs6000_legitimate_address_p): Add checks for modes that only can
11373 do reg+reg addressing. Start adding VSX support.
11374 (rs6000_legitimize_reload_address): Ditto.
11375 (rs6000_legitimize_address): Ditto.
11376 (rs6000_debug_legitimate_address_p): New debug functions for
11377 -mdebug=addr and -mdebug=cost.
11378 (rs6000_debug_rtx_costs): Ditto.
11379 (rs6000_debug_address_costs): Ditto.
11380 (rs6000_debug_adjust_cost): Ditto.
11381 (rs6000_debug_legitimize_address): Ditto.
11382 (rs6000_legitimize_reload_address_ptr): Point to call normal
11383 function or debug function. Make functions called via pointer
11385 (rs6000_mode_dependent_address_ptr): Ditto.
11386 (rs6000_secondary_reload_class_ptr): Ditto.
11387 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11388 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11389 into a friendlier error.
11390 (rs6000_init_builtins): Add initial VSX support.
11391 (rs6000_adjust_cost): Fix some spacing issues.
11393 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11394 (REG_CLASS_NAMES): Ditto.
11395 (REG_CLASS_CONTENTS): Ditto.
11396 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11397 pointer, to add -mdebug=addr support.
11398 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11399 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11400 -mdebug=addr support.
11401 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11402 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11403 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11405 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11407 (bswapsi*): Set attribute types for load/store. Add combiner
11408 patterns to eliminate zero extend on 64-bit.
11409 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11410 stdbrx if the hardware supports those instructions.
11412 2009-06-25 Ian Lance Taylor <iant@google.com>
11414 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11415 (Link Options): Document -static-libstdc++.
11417 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11420 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11421 DATA_ALIGNMENT instead.
11423 2009-06-25 Richard Guenther <rguenther@suse.de>
11425 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11426 indirect references against the callused/escaped solutions.
11427 (call_may_clobber_ref_p_1): Likewise.
11429 2009-06-25 Martin Jambor <mjambor@suse.cz>
11431 PR tree-optimization/40493
11432 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11433 (enum unscalarized_data_handling): New type.
11434 (handle_unscalarized_data_in_subtree): Return what has been done.
11435 (load_assign_lhs_subreplacements): Handle left flushes differently.
11436 (sra_modify_assign): Use unscalarized_data_handling, simplified
11437 condition determining whether to remove the statement.
11439 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11441 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11442 excerpt - @ should be doubled for texinfo.
11444 2009-06-24 Ian Lance Taylor <iant@google.com>
11446 * config/arc/arc.c: Include "df.h".
11447 (arc_attribute_table): Make static. Move higher in file.
11448 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11449 (output_shift): Initialize n later to avoid warning.
11450 * config/arm/arm.c (arm_attribute_table): Make static. Move
11452 * config/avr/avr.c (avr_attribute_table): Make static. Move
11454 (reg_class_tab): Change array type from int to enum reg_class.
11455 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11457 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11458 (lshrhi3_out): Likewise.
11459 (class_likely_spilled_p): Change return type to bool.
11460 (avr_rtx_costs): Use local code variable with enum type.
11461 * config/avr/avr.md (movmemhi): Use add_reg_note.
11462 (andhi3, andsi3): Don't use AS2 with "and".
11463 (iorhi3, iorsi3): Don't use AS2 with "or".
11464 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11465 * config/crx/crx.c: Include "df.h".
11466 (crx_attribute_table): Make static.
11467 * config/m32r/m32r.c: Include "df.h".
11468 (m32r_attribute_table): Make static. Move higher in file.
11469 (pop): Use add_reg_note.
11470 (block_move_call): Change 0 to LCT_NORMAL in function call.
11471 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11472 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11473 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11474 declare, not just when TREE_CODE is defined.
11475 * config/m68hc11/m68hc11.c: Include "expr.h".
11476 (m68hc11_attribute_table): Make static. Move higher in file.
11477 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11479 (m68hc11_register_indirect_p): Likewise.
11480 (m68hc11_function_arg_padding): Change return type to enum
11482 (emit_move_after_reload): Use add_reg_note.
11483 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11484 (m68hc11_split_logical): Likewise.
11485 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11487 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11488 to VOIDmode in function call.
11489 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11491 (m68hc11_split_logical): Update declaration.
11492 (m68hc11_function_arg_padding): Update declaration.
11493 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11494 to array of enum reg_class.
11495 (mcore_attribute_table): Make static. Move higher in file.
11496 (mcore_rtx_costs): Add cast to enum type.
11497 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11498 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11499 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11501 * config/sh/predicates.md (trapping_target_operand): Rename and to
11503 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11505 * config/spu/spu.c (spu_attribute_table): Make static. Move
11507 * config/v850/v850.c (v850_attribute_table): Make static. Move
11509 (v850_rtx_costs): Use local code with enum type.
11510 (expand_epilogue): Add cast.
11511 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11513 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11516 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11517 -m2a-single-only and -m2a-nofpu.
11518 * config/sh/sh.opt: Document m2a generates FPU code.
11520 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11522 * defaults.h (CAN_ELIMINATE): Provide default.
11523 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11524 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11525 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11526 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11527 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11528 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11529 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11530 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11531 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11532 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11534 2009-06-24 DJ Delorie <dj@redhat.com>
11536 * mep-ext-cop.cpu: Fix copyright notice.
11537 * mep-default: Fix copyright notice.
11538 * mep-core: Fix copyright notice.
11539 * mep: Fix copyright notice.
11540 * mep-ivc2: Fix copyright notice.
11541 * mep-c5: Fix copyright notice.
11543 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11545 * doc/contrib.texi (Contributors):
11547 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11549 PR middle-end/40501
11550 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11551 src and dst operands if necessary.
11553 2009-06-23 DJ Delorie <dj@redhat.com>
11556 * config.gcc: Add mep support.
11557 * recog.c: Resurrect validate_replace_rtx_subexp().
11558 * recog.h: Likewise.
11559 * config/mep/: Add new port:
11560 * config/mep/constraints.md: New file.
11561 * config/mep/default.h: New file.
11562 * config/mep/intrinsics.h: New file.
11563 * config/mep/intrinsics.md: New file.
11564 * config/mep/ivc2-template.h: New file.
11565 * config/mep/mep-c5.cpu: New file.
11566 * config/mep/mep-core.cpu: New file.
11567 * config/mep/mep-default.cpu: New file.
11568 * config/mep/mep-ext-cop.cpu: New file.
11569 * config/mep/mep-intrin.h: New file.
11570 * config/mep/mep-ivc2.cpu: New file.
11571 * config/mep/mep-lib1.asm: New file.
11572 * config/mep/mep-lib2.c: New file.
11573 * config/mep/mep-pragma.c: New file.
11574 * config/mep/mep-protos.h: New file.
11575 * config/mep/mep-tramp.c: New file.
11576 * config/mep/mep.c: New file.
11577 * config/mep/mep.cpu: New file.
11578 * config/mep/mep.h: New file.
11579 * config/mep/mep.md: New file.
11580 * config/mep/mep.opt: New file.
11581 * config/mep/predicates.md: New file.
11582 * config/mep/t-mep: New file.
11584 2009-06-23 Ian Lance Taylor <iant@google.com>
11586 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11587 from loose_warn into c_loose_warn and from strict_warn into
11588 c_strict_warn. Set and substitute warn_cxxflags. Check for
11589 --enable-build-with-cxx. Set and substitute
11590 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11591 * Makefile.in (CXXFLAGS): New variable.
11592 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11593 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11594 the default is the same as $(STRICT_WARN).
11595 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11596 (CXX): New variable.
11597 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11598 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11599 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11600 (HOST_LIBS): New variable.
11601 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11602 (ALL_CXXFLAGS): New variable.
11603 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11604 * doc/install.texi (Configuration): Document
11605 --enable-build-with-cxx, --with-stage1-ldflags,
11606 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11607 * configure: Rebuild.
11609 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11611 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11612 from previous commit.
11614 2009-06-23 Ian Lance Taylor <iant@google.com>
11616 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11618 2009-06-23 Ian Lance Taylor <iant@google.com>
11620 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11621 with ATTRIBUTE_UNUSED.
11623 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11624 Pat Haugen <pthaugen@us.ibm.com>
11625 Revital Eres <eres@il.ibm.com>
11627 * config.in (HAVE_AS_POPCNTD): Add default definition.
11628 (HAVE_AS_LWSYNC): Ditto.
11630 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11632 (gcc_cv_as_powerpc_cmpb): Ditto.
11633 (gcc_cv_as_powerpc_dfp): Ditto.
11634 (gcc_cv_as_powerpc_vsx): Ditto.
11635 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11636 supporting the popcntd/lwsync instructions.
11637 (gcc_cv_as_powerpc_lwsync): Ditto.
11638 * configure: Regenerate.
11640 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11641 -mcpu=native and -mcpu=power7.
11642 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11644 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11645 a variable instead of a mask to reduce the number of mask bits.
11646 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11647 (-mbit-word): Ditto.
11648 (-mregnames): Ditto.
11649 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11650 (-mfused-madd): Ditto.
11652 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11654 (-mvsx): New switch for VSX instructions.
11655 (-misel): Move from a variable to a mask to allow it to be set by
11658 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11659 function declaration to an array declaration.
11660 (rs6000_hard_regno_nregs): New external array declaration.
11662 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11663 files included by rs6000.md.
11665 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11666 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11668 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11670 (rs6000_debug_reg): New -mdebug= variables.
11671 (rs6000_debug_addr): Ditto.
11672 (rs6000_debug_cost): Ditto.
11673 (rs6000_pmode): New variable to hold Pmode.
11674 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11675 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11676 calculated at compiler start.
11677 (rs6000_hard_regno_nregs): Change function to an array which holds
11678 HARD_REGNO_NREGS calculated at compiler start.
11679 (rs6000_explicit_options): Delete isel field.
11680 (rs6000_vector_unit): New array to hold which vector unit
11681 supports arithmetic options for a given type.
11682 (rs6000_vector_mem): New array to hold which vector unit supports
11683 memory reference operations for a given type.
11684 (rs6000_vector_align): New array to given the alignment of each
11686 (power7_cost): New basic costs for power7.
11687 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11688 (rs6000_hard_regno_nregs_internal): New function, moved from
11689 HARD_REGNO_NREGS, to calculate the number of registers each hard
11690 register takes for each type.
11691 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11692 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11693 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11694 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11695 unit information here so it is calculated once at compiler startup
11697 (rs6000_override_options): Make -misel a target mask. Add more
11698 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11699 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11701 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11702 (rs6000_handle_option): Move -misel from variable to target mask.
11703 (rs6000_builtin_mask_for_load): Add VSX support.
11704 (rs6000_conditional_register_usage): Ditto.
11705 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11706 (function_arg_boundary): Ditto.
11707 (rs6000_expand_builtin): Ditto.
11708 (def_builtin): Make abort message a little friendlier.
11709 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11711 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11712 assembler support the popcntd instruction instead of a vsx
11713 instruction to enable power7 support.
11714 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11715 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11716 option to the assembler if -mcpu=native.
11717 (ASM_CPU_NATIVE_SPEC): Ditto.
11718 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11720 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11721 the lwsync instruction.
11722 (enum processor_type): Add PROCESSOR_POWER7.
11723 (rs6000_debug_reg): New -mdebug= options.
11724 (rs6000_debug_addr): Ditto.
11725 (rs6000_debug_cost): Ditto.
11726 (rs6000_isel): Delete.
11727 (enum rs6000_vector): New enum to say what vector unit we have.
11728 (VECTOR_UNIT_*): New macros to say which vector unit has
11729 arithmetic operations for a given type.
11730 (VECTOR_MEM_*): New macros to say which vector unit has memory
11731 operations for a given type.
11732 (TARGET_LDBRX): Whether the machine supports the ldbrx
11734 (TARGET_ISEL): Delete, -misel moved to be a mask.
11735 (TARGET_ISEL64): New macro for 64-bit isel support.
11736 (UNITS_PER_VSX_WORD): New macro.
11737 (POINTER_SIZE): Move to be an external variable, rather than
11738 calculating whether we are generating 32 ot 64-bit code.
11740 (STACK_BOUNDARY): Add VSX support.
11741 (LOCAL_ALIGNMENT): Ditto.
11742 (SLOW_UNALIGNED_ACCESS): Ditto.
11743 (VSX_REGNO_P): New macro for VSX support.
11744 (VFLOAT_REGNO_P): Ditto.
11745 (VINT_REGNO_P): Ditto.
11746 (VLOGICAL_REGNO_P): Ditto.
11747 (VSX_VECTOR_MODE): Ditto.
11748 (VSX_SCALAR_MODE): Ditto.
11750 (VSX_MOVE_MODE): Ditto.
11751 (VSX_REG_CLASS_P): Ditto.
11752 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11754 (UNITS_PER_SIMD_WORD): Add VSX support.
11755 (MODES_TIEABLE_P): Ditto.
11756 (STARTING_FRAME_OFFSET): Ditto.
11757 (STACK_DYNAMIC_OFFSET): Ditto.
11758 (EPILOGUE_USES): Ditto.
11759 (REGNO_REG_CLASS): Move to array lookup.
11760 (CLASS_MAX_NREGS): Ditto.
11761 (rs6000_vector_reg_class): Add declaration.
11762 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11763 overlap with the floating point and Altivec registers.
11765 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11767 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11768 give the appropriate asm switches if -mcpu=native.
11769 (host_detect_local_cpu): Add support for "asm".
11770 (host_detect_local_cpu): Follow GNU code guidelines for name.
11772 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11773 -mbit-word to a variable instead of being a target mask.
11775 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11776 emit the lwsync instruction instead of emitting the instruction as
11777 an integer constant.
11779 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11780 fixuns_trundfsi2, move expander into rs6000.md.
11782 * config/rs6000/rs6000.md (cpu): Add power7.
11783 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11784 (logical predicate patterns): Change the single instruction
11785 primitives that set CR0 to be fast_compare instead of compare.
11787 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11788 (popcntddi2): Ditto.
11789 (popcount<mode>): Ditto.
11790 (floating multiply/add insns): Name the floating point
11791 multiply/add insns.
11792 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11793 (isel_unsigned_<mode>): Ditto.
11794 (fixuns_trundfsi2): Move expander here from spe.md.
11795 (smindi3): Define if we have -misel on 64-bit systems.
11800 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11802 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11804 * config/avr/avr.c (avr_current_device): New variable.
11805 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11806 (avr_arch, mcu_type_s): Move to avr.h.
11807 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11808 default_data_section_start fields.
11809 (avr_arch): Moved from avr.c.
11810 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11811 library_name fields.
11812 (avr_current_device, avr_mcu_types, avr_arch_types,
11813 avr_device_to_arch, avr_device_to_data_start,
11814 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11815 (EXTRA_SPEC_FUNCTIONS): Define.
11816 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11817 options mapping. Use device_to_arch and device_to_data_start insted.
11818 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11819 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11820 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11821 * config/avr/driver-avr.c: New file.
11822 * config/avr/avr-devices.c: New file.
11824 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11826 * var-tracking.c (unshare_variable): Force initialized to
11827 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11828 (set_variable_part): Likewise.
11829 (struct variable_union_info): Remove pos_src field.
11830 (vui_vec, vui_allocated): New variables.
11831 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11832 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11833 == 1 use a simpler sorting algorithm. Compute pos field right
11834 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11835 Avoid quadratic comparison if !flag_var_tracking_uninit.
11836 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11837 unshare_variable unconditionally.
11838 (dataflow_set_different_2): Removed.
11839 (dataflow_set_different): Don't traverse second hash table.
11840 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11841 unconditionally to var_reg_set or var_mem_set.
11842 (emit_notes_in_bb): Likewise.
11843 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11845 (emit_note_insn_var_location): Don't set initialized to
11846 VAR_INIT_STATUS_INITIALIZED early.
11847 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11849 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11851 * tree-object-size.c (addr_object_size): Instead of checking
11852 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11853 are no FIELD_DECLs following it.
11855 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11857 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11858 order to match bswaps with signed source operands.
11860 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11862 * sdbout.c (sdbout_one_type): Fix braces in switch.
11864 2009-06-23 Richard Guenther <rguenther@suse.de>
11866 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11868 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11869 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11870 var_callused, callused_tree, var_storedanything, storedanything_tree,
11871 var_integer, integer_tree): Remove global variables.
11872 (new_var_info): Do not pass new id, append the new var to the
11873 global variable vector.
11874 (do_ds_constraint): Use is_global_var member of the variable-info.
11875 (new_scalar_tmp_constraint_exp): Adjust.
11876 (create_function_info_for): Likewise.
11877 (create_variable_info_for): Likewise.
11878 (find_what_var_points_to): Remove dead code.
11879 (init_base_vars): Simplify.
11880 (compute_points_to_sets): Adjust.
11882 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11884 * combine.c (try_combine): Dump information about the insns we're
11887 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11889 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11890 check when calling force_to_mode on TRUNCATE's operand.
11892 2009-06-22 Ian Lance Taylor <iant@google.com>
11894 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11896 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11898 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11900 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11902 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11903 override library linkage flags such as -static-libgcc or
11906 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11908 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11910 2009-06-22 Ian Lance Taylor <iant@google.com>
11912 * config/linux.opt: Put mglibc ahead of muclibc.
11914 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11915 for duplicate decls.
11917 2009-06-22 Matthias Klose <doko@ubuntu.com>
11919 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11921 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11924 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11925 instead of NULL if a parser error occurs.
11927 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11929 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11930 non-DWARF2_DEBUGGING_INFO version.
11932 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11934 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11935 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11937 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11938 (LIBGCC2_TF_CEXT): Define.
11941 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11944 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11946 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11948 * config/arm/arm.c (arm_override_options): Disable
11949 -mcaller-super-interworking and -mcallee-super-interworking.
11950 * doc/invoke.texi (ARM Options): Document this.
11952 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11954 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11955 * config/arm/constraints.md (j): New constraint for movw operands.
11956 (N): Remove thumb2 meaning.
11957 * config/arm/arm.md (*arm_movw): Delete.
11958 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11959 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11960 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11962 2009-06-22 Martin Jambor <mjambor@suse.cz>
11964 PR tree-optimization/40492
11965 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11966 build_ref_for_offset.
11968 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11970 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11971 JUMP_TABLE_DATA_P predicates where applicable.
11972 * auto-inc-dec.c: Ditto.
11973 * builtins.c: Ditto.
11974 * caller-save.c: Ditto.
11976 * cfgcleanup.c: Ditto.
11977 * cfglayout.c: Ditto.
11979 * combine.c: Ditto.
11980 * combine-stack-adj.c: Ditto.
11984 * df-scan.c: Ditto.
11986 * dwarf2asm.c: Ditto.
11987 * dwarf2out.c: Ditto.
11988 * emit-rtl.c: Ditto.
11994 * function.c: Ditto.
11997 * genpreds.c: Ditto.
11998 * genrecog.c: Ditto.
12000 * ira-costs.c: Ditto.
12001 * ira-lives.c: Ditto.
12003 * loop-iv.c: Ditto.
12004 * lower-subreg.c: Ditto.
12005 * modulo-sched.c: Ditto.
12007 * postreload.c: Ditto.
12008 * print-rtl.c: Ditto.
12010 * reginfo.c: Ditto.
12011 * regmove.c: Ditto.
12012 * reload1.c: Ditto.
12015 * rtlanal.c: Ditto.
12017 * sched-vis.c: Ditto.
12019 * sel-sched-ir.c: Ditto.
12020 * simplify-rtx.c: Ditto.
12021 * targhooks.c: Ditto.
12022 * var-tracking.c: Ditto.
12023 * vmsdbgout.c: Ditto.
12025 2009-06-22 Matthias Klose <doko@ubuntu.com>
12027 * Makefile.in (install-plugin): Always use DESTDIR.
12029 2009-06-22 Olivier Hainque <hainque@adacore.com>
12031 * config/pa/pa.c (output_call): Don't optimize post call jumps
12032 into return address adjustments if the call may throw.
12034 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12036 * arm.c (thumb1_output_casesi): New function.
12037 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12038 optimizing for size or PIC.
12039 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12040 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12041 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12042 (thumb1_casesi_internal_pic): New expand rule.
12043 (thumb1_casesi_dispatch): New pattern.
12044 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12046 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12047 in the text seciton when PIC or optimizing for size.
12048 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12049 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12050 preservation properties of code.
12051 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12052 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12053 (__gnu_thumb1_case_si): New function.
12054 * t-arm (LIB1ASMSRC): Define here.
12055 (LIB1ASMFUNCS): Add some common functions.
12056 * t-arm-elf (LIB1ASMSRC): Delete.
12057 (LIB1ASMFUNCS): Append to existing set.
12058 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12059 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12060 * t-symbian (LIB1ASMFUNCS): Likewise.
12061 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12062 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12064 2009-06-21 Richard Guenther <rguenther@suse.de>
12066 PR tree-optimization/38729
12067 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12068 to loops with a single exit if -fno-expensive-optimizations.
12070 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12072 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12073 (dataflow_set): Change vars type from htab_t to shared_hash.
12074 (shared_hash_pool, empty_shared_hash): New variables.
12075 (vars_clear): Removed.
12076 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12077 shared_hash_find_slot_unshare, shared_hash_find_slot,
12078 shared_hash_find_slot_noinsert, shared_hash_find): New
12080 (shared_hash_unshare, shared_hash_destroy): New functions.
12081 (unshare_variable): Unshare set->vars if shared, use
12083 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12084 (get_init_value, find_src_set_src, dump_dataflow_set,
12085 clobber_variable_part, emit_notes_for_differences): Use
12087 (dataflow_set_init): Remove second argument, set vars to
12088 empty_shared_hash instead of creating a new htab.
12089 (dataflow_set_clear): Call shared_hash_destroy and set vars
12090 to empty_shared_hash instead of calling vars_clear.
12091 (dataflow_set_copy): Don't call vars_copy, instead just share
12092 the src htab with dst.
12093 (variable_union): Use shared_hash_*, use initially NO_INSERT
12094 lookup if set->vars is shared. Don't keep slot cleared before
12095 calling unshare_variable. Unshare set->vars if needed.
12096 Even ->refcount == 1 vars must be unshared if set->vars is shared
12097 and var needs to be modified.
12098 (variable_canonicalize): New function.
12099 (dataflow_set_union): If dst->vars is empty, just share src->vars
12100 with dst->vars and traverse with variable_canonicalize to canonicalize
12101 and unshare what is needed.
12102 (dataflow_set_different): If old_set and new_set use the same shared
12103 htab, they aren't different. If number of htab elements is different,
12104 htabs are different. Use shared_hash_*.
12105 (dataflow_set_destroy): Call shared_hash_destroy instead of
12107 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12108 second argument to dataflow_set_init.
12109 (vt_initialize): Likewise. Initialize shared_hash_pool and
12110 empty_shared_hash, move bb in/out initialization afterwards.
12111 Use variable_htab_free instead of NULL as changed_variables del hook.
12112 (variable_was_changed): Change type of second argument to pointer to
12113 dataflow_set. When inserting var into changed_variables, bump
12114 refcount. Unshare set->vars if set is shared htab and slot needs to
12116 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12117 lookup if set->vars is shared. Unshare set->vars if needed.
12118 Even ->refcount == 1 vars must be unshared if set->vars is shared
12119 and var needs to be modified. Adjust variable_was_changed caller.
12120 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12121 vars must be unshared if set->vars is shared and var needs to be
12122 modified. Adjust variable_was_changed caller.
12123 (emit_note_insn_var_location): Don't pool_free var.
12124 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12126 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12127 free_alloc_pool on shared_hash_pool.
12129 2009-06-20 Anthony Green <green@moxielogic.com>
12131 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12132 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12134 2009-06-20 Richard Guenther <rguenther@suse.de>
12136 * tree-ssa-structalias.c (find_func_aliases): For memset use
12137 a constraint from NULL if we memset to zero.
12138 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12139 we explicitly handle that do not read from memory.
12140 (call_may_clobber_ref_p_1): Properly handle builtins that may
12143 2009-06-20 Richard Guenther <rguenther@suse.de>
12145 PR tree-optimization/40495
12146 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12147 (new_scalar_tmp_constraint_exp): New function.
12148 (process_constraint): Do not create temporary decls.
12149 (process_all_all_constraints): Likewise.
12150 (handle_const_call): Likewise.
12151 (create_function_info_for): Do not set decl.
12153 2009-06-19 Ian Lance Taylor <iant@google.com>
12155 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12156 (rs6000_attribute_table): Make static; move before use.
12158 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12160 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12161 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12162 Propagate the TREE_READONLY flag without overwriting it.
12163 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12164 Propagate the TREE_READONLY flag onto the result.
12165 (process_call_operands): Move around. Use correct constant value.
12167 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12170 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12171 * config/arm/arm.md: Likewise.
12173 2009-06-19 Ian Lance Taylor <iant@google.com>
12175 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12176 to GIMPLE_ERROR_MARK.
12178 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12179 op2_original_type parameters. Warn about using different enum types.
12180 * c-parser.c (c_parser_conditional_expression): Pass original
12181 types to build_conditional_expr.
12182 * c-tree.h (build_conditional_expr): Update declaration.
12184 2009-06-19 Ian Lance Taylor <iant@google.com>
12186 * config/i386/i386.c (ix86_function_specific_save): Test that
12187 fields match values, rather than testing the values are in a
12190 2009-06-19 Richard Guenther <rguenther@suse.de>
12192 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12193 ADDR_EXPR pointers.
12194 (ptr_derefs_may_alias_p): Likewise.
12195 (ptr_deref_may_alias_ref_p_1): New function.
12196 (ptr_deref_may_alias_ref_p): Likewise.
12197 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12198 covered by looking at the ESCAPED solution.
12199 (call_may_clobber_ref_p_1): Likewise.
12200 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12201 Handle NULL_TREE offset. Do not produce redundant constraints.
12202 (process_all_all_constraints): New helper function.
12203 (do_structure_copy): Use it.
12204 (handle_lhs_call): Likewise.
12205 (find_func_aliases): Handle some builtins with pointer arguments
12206 and/or return values explicitly.
12208 2009-06-19 Ian Lance Taylor <iant@google.com>
12210 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12212 2009-06-19 Ian Lance Taylor <iant@google.com>
12214 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12216 2009-06-19 Ian Lance Taylor <iant@google.com>
12218 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12219 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12222 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12223 uninitialized const.
12225 2009-06-19 Ian Lance Taylor <iant@google.com>
12227 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12230 * c-decl.c (in_struct, struct_types): Remove.
12231 (struct c_binding): Add in_struct field.
12232 (c_binding_ptr): Define type, along with VEC.
12233 (struct c_struct_parse_info): Define.
12234 (struct_parse_info): New static variable.
12235 (bind): Initialize in_struct field.
12236 (start_struct): Remove enclosing_in_struct and
12237 enclosing_struct_types parameters. Add
12238 enclosing_struct_parse_info parameter. Change all callers. Set
12239 struct_parse_info rather than in_struct and struct_types.
12240 (grokfield): If -Wc++-compat and there is a symbol binding for the
12241 field name, set the in_struct flag and push it on the
12242 struct_parse_info->fields vector.
12243 (warn_cxx_compat_finish_struct): New static function.
12244 (finish_struct): Remove enclosing_in_struct and
12245 enclosing_struct_types parameters. Add
12246 enclosing_struct_parse_info parameter. Change all callers. Don't
12247 set C_TYPE_DEFINED_IN_STRUCT here. Call
12248 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12249 parameter. Only push on struct_types if warn_cxx_compat.
12250 (finish_enum): Only push on struct_types if warn_cxx_compat.
12251 (declspecs_add_type): Add loc parameter. Change all callers.
12252 Change all error calls to error_at. Pass loc, not input_location,
12253 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12254 defined in a struct. If -Wc++-compat and parsing a struct, record
12255 that a typedef name was used.
12256 * c-parser.c (c_parser_declspecs): Get location to pass to
12257 declspecs_add_type.
12258 (c_parser_struct_or_union_specifier): Update calls to start_struct
12260 * c-tree.h (struct c_struct_parse_info): Declare.
12261 (finish_struct, start_struct): Update declarations.
12262 (declspecs_add_type): Update declaration.
12264 2009-06-19 Ian Lance Taylor <iant@google.com>
12266 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12267 variable with an anonymous type.
12269 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12271 * see.c: Remove for real.
12273 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12275 * optabs.h (enum optab_index): Add new OTI_significand.
12276 (significand_optab): Define corresponding macro.
12277 * optabs.c (init_optabs): Initialize significand_optab.
12278 * genopinit.c (optabs): Implement significand_optab using
12279 significand?f2 patterns.
12280 * builtins.c (expand_builtin_mathfn): Handle
12281 BUILT_IN_SIGNIFICAND{,F,L}.
12282 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12283 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12285 * config/i386/i386.md (significandxf2, significand<mode>2): New
12286 expanders to implement significandf, significand and significandl
12287 built-ins as inline x87 intrinsics.
12289 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12291 * config/avr/avr.c (avr_override_options): Remove setting value of
12292 PARAM_INLINE_CALL_COST.
12294 2009-06-18 Richard Henderson <rth@redhat.com>
12297 * tree-pass.h (TDF_ASMNAME): New.
12298 * tree-dump.c (dump_options): Add asmname.
12299 * doc/invoke.texi: Document it.
12301 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12302 (dump_decl_name): ...here.
12303 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12304 (dump_generic_node): Update dump_function_name calls.
12305 (print_call_name): New flags arg; update all dump calls.
12306 * diagnostic.h (print_call_name): Update.
12307 * gimple-pretty-print.c (dump_gimple_call): Update.
12309 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12312 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12314 2009-06-18 Diego Novillo <dnovillo@google.com>
12316 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12317 * plugin.c (str_license): Declare.
12318 (try_init_one_plugin): Assert that the symbol
12319 'plugin_is_GPL_compatible' exists.
12321 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12324 * Makefile.in (OBJS-common): Remove see.o.
12326 * common.opt (fsee): Mark as preserved for backward compatibility.
12327 * opts.c (common_handle_option): Add OPT_fsee to the backward
12328 compatibility section.
12329 * passes.c (init_optimization_passes, pass_see): Remove pass.
12330 * timevar.def (TV_SEE): Remove.
12331 * tree-pass.h (pass_see): Remove declaration.
12332 * doc/invoke.texi (-fsee): Remove documentation.
12334 2009-06-18 Martin Jambor <mjambor@suse.cz>
12336 * tree-sra.c: Include statistics.h
12337 (sra_stats): New variable.
12338 (sra_initialize): Clear sra_stats.
12339 (create_access_replacement): Increment sra_stats.replacements.
12340 (get_access_replacement): Do not return twice.
12341 (analyze_all_variable_accesses): Increment statistics counter by the
12342 number of scalarized aggregates.
12343 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12344 (sra_modify_expr): Increment sra_stats.exprs.
12345 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12346 (sra_modify_assign): Increment sra_stats.exprs,
12347 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12348 (perform_intra_sra): Update statistics counters.
12349 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12351 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12353 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12354 (arm_scalar_mode_supported_p): New function.
12356 2009-06-18 Paul Brook <paul@codesourcery.com>
12357 Sandra Loosemore <sandra@codesourcery.com>
12359 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12360 (__extendhfsf2, __truncsfhf2): Define.
12361 * config/arm/fp16.c: New file.
12362 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12363 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12365 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12367 * doc/extend.texi (Half-Precision): New section.
12368 * doc/invoke.texi (Option Summary): List -mfp16-format.
12369 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12370 * config/arm/arm.opt (mfp16-format=): New.
12371 * config/arm/arm.c: Include intl.h.
12372 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12373 (TARGET_INVALID_RETURN_TYPE): Redefine.
12374 (TARGET_PROMOTED_TYPE): Redefine.
12375 (TARGET_CONVERT_TO_TYPE): Redefine.
12376 (arm_fp16_format): Define.
12377 (all_fpus): Add entry for neon-fp16.
12378 (fp_model_for_fpu): Likewise.
12379 (struct fp16_format): Declare.
12380 (all_fp16_formats): Define.
12381 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12383 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12385 (arm_legitimate_index_p): Treat HFmode like HImode.
12386 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12387 (coproc_secondary_reload_class): Special-case HFmode.
12388 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12389 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12390 (arm_init_fp16_builtins): New.
12391 (arm_init_builtins): Call it.
12392 (arm_invalid_parameter_type): New.
12393 (arm_invalid_return_type): New.
12394 (arm_promoted_type): New.
12395 (arm_convert_to_type).
12396 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12398 (arm_emit_fp16_const): New function.
12399 (arm_mangle_type): Mangle __fp16 as "Dh".
12400 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12402 (TARGET_NEON_FP16): New.
12403 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12404 (enum fputype): Add FPUTYPE_NEON_FP16.
12405 (enum arm_fp16_format_type): Declare.
12406 (arm_fp16_format): Declare.
12407 (LARGEST_EXPONENT_IS_NORMAL): Define.
12408 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12409 * config/arm/arm-modes.def (HFmode): Define.
12410 * config/arm/vfp.md: (*movhf_vfp): New.
12411 (extendhfsf2): New.
12413 * config/arm/arm.md: (fpu): Add neon_fp16.
12414 (floatsihf2, floatdihf2): New.
12415 (fix_trunchfsi2, fix_trunchfdi2): New.
12417 (extendhfdf2): New.
12419 (*arm32_movhf): New.
12420 (*thumb1_movhf): New.
12421 (consttable_2): Add check for HFmode constants.
12422 (consttable_4): Handle HFmode constants.
12424 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12426 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12428 2009-06-17 Olivier Hainque <hainque@adacore.com>
12430 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12431 const char ** conversion in AIX specific section.
12433 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12435 * config/i386/i386.c (ix86_special_builtin_type): Remove
12436 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12437 (bdesc_special_args): Updated.
12438 (ix86_init_mmx_sse_builtins): Likewise.
12439 (ix86_expand_special_args_builtin): Likewise.
12441 2009-06-17 Richard Henderson <rth@redhat.com>
12443 * tree-pretty-print.c (maybe_dump_asm_name): New.
12444 (dump_decl_name): Use it.
12445 (PRINT_FUNCTION_NAME): Merge into...
12446 (dump_function_name): ... here. Use maybe_dump_asm_name.
12448 2009-06-17 Cary Coutant <ccoutant@google.com>
12450 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12452 * debug.c (struct gcc_debug_hooks): Change placeholder for
12454 (debug_nothing_int_charstar_int): Replaced by...
12455 (debug_nothing_int_charstar_int_bool): ...this.
12456 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12457 source_line prototype.
12458 (debug_nothing_int_charstar_int): Replaced by...
12459 (debug_nothing_int_charstar_int_bool): ...this.
12460 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12461 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12462 Output is_stmt operand when necessary.
12463 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12464 (notice_source_line): Add is_stmt parameter.
12465 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12466 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12468 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12469 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12471 2009-06-17 Ian Lance Taylor <iant@google.com>
12473 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12475 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12478 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12480 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12481 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12482 tree_strip_sign_nop_conversions and
12483 tree_ssa_strip_useless_type_conversions rather than stripping
12484 the operations here.
12485 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12487 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12488 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12489 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12490 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12493 2009-06-17 Michael Eager <eager@eagercon.com>
12495 * config/rs6000/constraints.md (register_constraint "d"): New.
12496 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12497 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12498 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12499 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12500 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12501 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12502 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12503 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12504 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12505 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12507 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12508 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12509 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12510 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12511 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12512 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12513 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12514 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12515 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12516 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12517 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12518 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12519 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12520 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12522 2009-06-16 Ian Lance Taylor <iant@google.com>
12524 * profile.c (total_num_never_executed): Don't define.
12525 (compute_branch_probabilities): Don't count or print
12526 num_never_executed.
12527 (init_branch_prob): Don't set total_num_never_executed.
12528 (end_branch_prob): Don't print total_num_never_executed.
12530 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12532 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12534 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12536 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12537 (nabstd2_fpr): Same.
12539 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12541 * expr.c (expand_assignment): Change complex type check.
12543 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12545 * doc/plugins.texi (Building GCC plugins): Added new section.
12547 2009-06-17 Ian Lance Taylor <iant@google.com>
12549 * c-pch.c (get_ident): Don't set size of templ array.
12550 (pch_init): Don't set size of partial_pch array.
12552 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12553 string constant to intialize an array whose size is the length of
12556 2009-06-17 Richard Guenther <rguenther@suse.de>
12558 PR tree-optimization/40389
12559 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12560 to addressable types.
12561 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12563 2009-06-17 Richard Guenther <rguenther@suse.de>
12565 PR middle-end/40460
12566 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12567 if there is no evolution of left in the loop bail out.
12568 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12569 chrec_fold_multiply.
12571 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12572 Janis Johnson <janis187@us.ibm.com>
12575 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12576 for the symbol ref of a constant that is the source of a move
12577 - nor for any other not-obvious-label-ref constants.
12579 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12581 * plugin.c (position_pass): Skip newly inserted pass during list
12582 traversal to avoid repeated insertion.
12584 2009-06-16 Ian Lance Taylor <iant@google.com>
12586 * vec.h (VEC_stack_alloc): Define different version if
12587 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12588 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12589 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12590 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12592 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12594 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12596 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12597 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12598 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12599 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12600 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12601 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12602 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12603 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12604 __builtin_ia32_rdtscp.
12605 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12606 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12607 and __builtin_ia32_rorhi.
12608 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12609 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12610 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12611 (ix86_expand_args_builtin): Likewise.
12612 (ix86_expand_special_args_builtin): Likewise.
12614 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12615 (UNSPECV_RDTSC): Likewise.
12616 (UNSPECV_RDPMC): Likewise.
12617 (*bsr): Renamed to ...
12619 (*bsr_rex64): Renamed to ...
12622 (*rdpmc): Likewise.
12623 (*rdpmc_rex64): Likewise.
12625 (*rdtsc): Likewise.
12626 (*rdtsc_rex64): Likewise.
12627 (rdtscp): Likewise.
12628 (*rdtscp): Likewise.
12629 (*rdtscp_rex64): Likewise.
12631 * config/i386/ia32intrin.h: New.
12633 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12635 2009-06-16 Ian Lance Taylor <iant@google.com>
12637 * ira-build.c (copy_info_to_removed_store_destinations):
12638 Initialize parent_a.
12640 2009-06-16 Ian Lance Taylor <iant@google.com>
12642 * c-decl.c (grokdeclarator): Change size_varies to bool.
12644 2009-06-16 Ian Lance Taylor <iant@google.com>
12646 * sel-sched.c: Make forward declarations of move_op_hooks and
12647 fur_hooks explicitly extern.
12649 2009-06-16 Ian Lance Taylor <iant@google.com>
12651 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12652 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12654 2009-06-16 Ian Lance Taylor <iant@google.com>
12656 * resource.c (mark_referenced_resources): Change
12657 include_delayed_effects parameter to bool. Change all callers.
12658 (mark_end_of_function_resources): Likewise.
12659 * reorg.c (insn_references_resource_p): Likewise.
12660 (insn_sets_resource_p): Likewise.
12661 * resource.h (mark_referenced_resources): Update declaration.
12662 (mark_end_of_function_resources): Update declaration.
12664 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12666 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12668 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12670 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12671 GCC can bootstrap on AIX with GNU Binutils 2.20.
12673 2009-06-16 Ian Lance Taylor <iant@google.com>
12675 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12677 2009-06-16 Ian Lance Taylor <iant@google.com>
12679 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12680 inline, not extern inline.
12681 (exact_log2): Likewise.
12682 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12684 (exact_log2): Likewise, but don't test CTZ_HWI.
12686 2009-06-16 Ian Lance Taylor <iant@google.com>
12688 * bitmap.c (bitmap_clear): Don't declare as inline.
12689 * gimple.c (gimplify_assign): Likewise.
12690 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12691 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12692 (sched_scan_info): Remove duplicate definition.
12694 2009-06-16 Ian Lance Taylor <iant@google.com>
12696 * c-common.c (skip_evaluation): Don't define.
12697 (c_inhibit_evaluation_warnings): Define global variable.
12698 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12699 than skip_evaluation.
12700 (convert_and_check, warn_for_div_by_zero): Likewise.
12701 * c-common.h (skip_evaluation): Don't declare.
12702 (c_inhibit_evaluation_warnings): Declare.
12703 * c-parser.c (c_parser_typeof_specifier): Set
12704 c_inhibit_evaluation_warnings rather than skip_evaluation.
12705 (c_parser_conditional_expression): Likewise.
12706 (c_parser_binary_expression): Likewise.
12707 (c_parser_sizeof_expression): Likewise.
12708 (c_parser_alignof_expression): Likewise.
12709 * c-typeck.c (build_indirect_ref): Check
12710 c_inhibit_evaluation_warnings rather than skip_evaluation.
12711 (build_conditional_expr, build_binary_op): Likewise.
12713 2009-06-16 Richard Guenther <rguenther@suse.de>
12715 * tree-ssa-alias.c (is_escape_site): Remove.
12716 * tree-ssa-alias.h (enum escape_type): Remove.
12717 (is_escape_site): Likewise.
12718 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12719 via casts and asms without deferring to is_escape_site.
12721 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12723 PR middle-end/40446
12724 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12725 use gen_lowpart if op0 has complex mode.
12727 2009-06-16 Richard Guenther <rguenther@suse.de>
12729 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12730 variables add them to ESCAPED.
12731 (find_func_aliases): Do not make all indirectly stored values escaped.
12733 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12735 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12736 make_decl_one_only.
12738 2009-06-16 Martin Jambor <mjambor@suse.cz>
12740 PR tree-optimization/40432
12741 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12742 check whether we need to force gimple register operand.
12744 2009-06-16 Martin Jambor <mjambor@suse.cz>
12746 PR tree-optimization/40413
12747 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12748 build_ref_for_offset.
12749 (propagate_subacesses_accross_link): Fix a typo in a comment.
12751 2009-06-16 Ira Rosen <irar@il.ibm.com>
12753 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12754 with additional parameter.
12755 * tree-vectorizer.h (enum vect_def_type): Add new value
12757 (enum vect_relevant): Add comments.
12758 (vect_is_simple_reduction): Add new argument.
12759 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12760 Detect nested cycles.
12761 (vect_is_simple_reduction): Update documentation, add an argument to
12762 distinguish inner-loop reduction from nested cycle, detect nested
12763 cycles, fix printings and indentation, don't swap operands in case
12765 (get_initial_def_for_reduction): Handle subtraction.
12766 (vect_create_epilog_for_reduction): Add new argument to specify
12767 reduction variable.
12768 (vect_finalize_reduction): Handle subtraction, fix comments.
12769 (vectorizable_reduction): Handle nested cycles. In case of nested
12770 cycle keep track of the reduction variable position. Call
12771 vect_is_simple_reduction with additional parameter. Use original
12772 statement code in reduction epilogue for nested cycle. Call
12773 vect_create_epilog_for_reduction with additional parameter.
12774 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12775 inner-loop vectorization.
12776 (vect_recog_widen_sum_pattern): Likewise.
12777 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12779 (vect_mark_stmts_to_be_vectorized): Likewise.
12780 (vect_get_vec_def_for_operand): Handle nested cycles.
12782 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12784 * doc/invoke.texi (Debugging Options): Fix option index entries
12785 for -fdump-statistics, -frandom-seed add entries for
12786 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12787 (FRV Options): Fix entries for -mTLS, -mtls.
12788 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12789 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12790 (M68hc1x Options): Fix @itemx for -mnominmax.
12791 (MCore Options): Fix entry for -mno-lsim.
12792 (MMIX Options): Fix entry for -mabi=mmixware.
12793 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12795 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12797 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12798 Mention the plugin mode of gengtype.
12799 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12800 * gengtype.c: Updated copyright.
12801 (plugin_files, nb_plugin_files) Added new static variables.
12802 (measure_input_list) Care about plugin_files.
12803 (write_rtx_next): Added early return in plugin mode.
12804 (create_file): Updated copyright year in generated file. Added
12806 (oprintf): Added early return if NULL outf.
12807 (get_output_file_with_visibility): Care of plugin_files.
12808 (get_output_file_name): May return null.
12809 (write_local): Added early return.
12810 (put_mangled_filename): Ditto.
12811 (finish_root_table): Added check for base_files.
12812 (write_roots): Care about null when plugins.
12813 (main): Added plugin mode.
12815 2009-06-15 Ian Lance Taylor <iant@google.com>
12817 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12818 * gcov.c (read_count_file): Add braces around variables declared
12821 * c.opt (Wjump-misses-init): New warning.
12822 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12823 -Wall and -Wc++-compat if not already set.
12824 (c_common_post_options): Clear warn_jump_misses_init if it was not
12826 * c-decl.c (struct c_binding): Change type field to a union with
12827 new label field. Make it the first field in the struct. Update
12828 references to type to use u.type instead.
12829 (struct c_spot_bindings): Define.
12830 (struct c_goto_bindings): Define.
12831 (c_goto_bindings_p): Define, along with VECs.
12832 (struct c_label_vars): Define.
12833 (struct c_scope): Add has_label_bindings field.
12834 (bind_label, set_spot_bindings): New static functions.
12835 (decl_jump_unsafe, update_spot_bindings): New static functions.
12836 (update_label_decls): New static function.
12837 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12838 Update binding u.label field to shadowed field.
12839 (c_binding_start_stmt_expr): New function.
12840 (c_binding_end_stmt_expr): New function.
12841 (pushdecl): Don't call c_begin_vm_scope.
12842 (make_label): Add defining and p_label_vars parameters. Change
12844 (lookup_label): Correct test for whether a label has not yet been
12845 defined. Call bind_label rather than bind.
12846 (warn_about_goto): New static function.
12847 (lookup_label_for_goto): New function.
12848 (declare_label): Call bind_label rather than bind.
12849 (check_earlier_gotos): New static function.
12850 (define_label): Don't give errors about jumping into statement
12851 expressions or scopes of variably modified types. Call
12852 set_spot_bindings and check_earlier_gotos. Call bind_label
12853 instead of bind. Don't set label_context_stack_se or
12854 label_context_stack_vm.
12855 (c_get_switch_bindings): New function.
12856 (c_release_switch_bindings): New function.
12857 (c_check_switch_jump_warnings): New function.
12858 (start_function): Don't set label_context_stack_se or
12859 label_context_stack_vm.
12860 (finish_function): Likewise.
12861 * c-typeck.c (label_context_stack_se): Don't define.
12862 (label_context_stack_vm): Don't define.
12863 (c_finish_goto_label): Call lookup_label_for_goto rather than
12864 lookup_label. Don't give errors about jumping into a statement
12865 expression or the scope of a variably modified type. Don't set
12866 label_context_stack_se or label_context_stack_vm.
12867 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12868 fields. Add bindings field.
12869 (c_start_case): Don't set deleted fields. Set bindings field.
12870 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12871 or blocked_vm. Call c_check_switch_jump_warnings.
12872 (c_finish_case): Don't test blocked_stmt_expr field. Call
12873 c_release_switch_bindings.
12874 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12875 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12876 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12877 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12878 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12879 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12880 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12881 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12882 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12883 (C_DECL_UNJUMPABLE_VM): Don't define.
12884 (C_DECL_UNDEFINABLE_VM): Don't define.
12885 (struct c_label_list): Don't define.
12886 (struct c_label_context_se): Don't define.
12887 (struct c_label_context_vm): Don't define.
12888 (struct c_spot_bindings): Declare.
12889 (c_bindings_start_stmt_expr): Declare.
12890 (c_bindings_end_stmt_expr): Declare.
12891 (lookup_label_for_goto): Declare.
12892 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12893 (c_check_switch_jump_warnings): Declare.
12894 (label_context_stack_se, label_context_stack_vm): Don't declare.
12895 (c_finish_goto_label): Update declaration.
12896 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12897 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12898 (Warning Options): Document -Wjump-misses-init.
12900 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12902 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12905 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12907 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12909 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12911 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12913 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12915 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12917 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12919 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12920 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12921 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12922 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12923 * dwarf2asm.c (dw2_force_const_mem): Update call to
12924 make_decl_one_only.
12925 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12926 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12927 * langhooks.c (lhd_comdat_group): Remove.
12928 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12929 * tree.h (DECL_COMDAT_GROUP): New.
12930 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12931 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12932 (make_decl_one_only): Change signature.
12933 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12934 make_decl_one_only.
12935 (make_decl_one_only): Change signature.
12936 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12938 2009-06-15 Richard Guenther <rguenther@suse.de>
12940 PR middle-end/40439
12941 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12943 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12945 * tree-ssa-math-opts.c: Remove extra divide.
12947 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12949 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12951 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12953 * passes.c: Add bswap pass.
12954 * tree-pass.h: Add pass_optimize_bswap declaration.
12955 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12956 Include rtl.h, expr.h and optabs.h for optab_handler check.
12957 (struct symbolic_number, pass_optimize_bswap): New definition.
12958 (do_shift_rotate, verify_symbolic_number_p): New functions.
12959 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12960 (gate_optimize_bswap): New function.
12961 * tree.c (widest_int_cst_value): New function.
12962 * tree.h (widest_int_cst_value): Prototype added.
12964 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12966 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12967 REG_EQUAL/REG_EQUIV notes.
12969 2009-06-14 Richard Guenther <rguenther@suse.de>
12971 PR middle-end/40389
12972 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12973 has its address taken if NRV was applied and it is addressable.
12974 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12975 function split out from ...
12976 (get_constraint_for_1): ... here.
12977 (handle_rhs_call): Use it to mark the return slot escaped if
12978 it is addressable and NRV was applied.
12980 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12982 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12983 Change first argument type to location_t.
12984 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12985 Do not set input_location.
12986 Use loc instead of input_location throughout.
12988 2009-06-13 Richard Guenther <rguenther@suse.de>
12990 PR tree-optimization/40421
12991 * tree-predcom.c (should_unroll_loop_p): Remove.
12992 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12994 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12996 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12997 Add location argument.
12999 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13001 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13003 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13004 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13005 * config/spu/spu-protos.h: Add location to
13006 spu_resolve_overloaded_builtin.
13007 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13008 spu_build_builtin_va_list.
13009 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13010 argument. Pass location to build_function_call_vec.
13011 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13013 (emit_fpu_switch): Same.
13014 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13015 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13016 to build_decl and create_artificial_label.
13017 (xtensa_gimplify_va_arg_expr): Same.
13018 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13019 (xstormy16_gimplify_va_arg_expr): Same.
13020 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13021 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13022 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13023 (mips16_build_function_stub): Same.
13024 (mips16_build_call_stub): Same.
13026 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13029 * arm/constraints.md (Pa, Pb): New constraints.
13030 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13031 split pattern to deal with them.
13033 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13035 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13036 fix index entry for -Xpreprocessor.
13038 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13040 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13041 Add location argument to build_decl call.
13042 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13043 (rs6000_init_builtins): Same.
13044 (spe_init_builtins): Same.
13045 (rs6000_gimplify_va_arg): Add location argument to
13046 create_artificial_label call.
13048 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13050 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13051 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13052 * Makefile.in: Fix GGC dependency for gcse.o.
13054 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13056 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13057 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13058 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13060 * c-parser.c (c_parser_binary_expression): Use current column while
13061 building binary operations.
13062 * common.opt (fshow-column): Enable by default.
13063 * tree-vrp.c (check_array_ref): Use warning_at.
13064 (check_array_bounds): Use location from call back if expr has no
13066 * tree.h: Add location argument to maybe_fold_*.
13067 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13068 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13069 (maybe_fold_offset_to_component_ref): Same.
13070 (maybe_fold_offset_to_reference): Same.
13071 (maybe_fold_offset_to_address): Same.
13072 (maybe_fold_stmt_indirect): Same.
13073 (maybe_fold_stmt_addition): Same.
13074 (fold_stmt_r): Pass location to maybe_fold_*.
13075 (fold_gimple_assign): Same.
13076 * c-tree.h: Add location argument to finish_decl,
13077 default_function_array_conversion, store_init_value.
13078 * c-decl.c (define_label): Use error_at.
13079 (c_make_fname_decl): Pass location to finish_decl.
13080 (finish_decl): New location argument.
13081 (build_compound_literal): Pass location to store_init_value.
13082 (grokdeclarator): Pass location to finish_decl.
13084 * c-typeck.c (array_to_pointer_conversion): New location argument.
13085 (function_to_pointer_conversion): Same.
13086 (default_function_array_conversion): Same.
13087 (parser_build_unary_op): Pass location to overflow_warning.
13088 (parser_build_binary_op): Same. Use warning_at.
13089 (build_unary_op): Pass location to array_to_pointer_conversion.
13090 (build_c_cast): Pass location to digest_init.
13091 (build_modify_expr): New location argument.
13092 (convert_for_assignment): Same.
13093 (store_init_value): Same.
13094 (digest_init): Same.
13095 (output_init_element): Pass location to digest_init and
13096 array_to_pointer_conversion.
13097 (c_finish_return): Pass location to convert_for_assignment.
13098 * gimplify.c (gimplify_conversion): Pass location to
13099 maybe_fold_offset_to_address.
13100 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13101 to maybe_fold_stmt_addition.
13102 * c-omp.c (c_finish_omp_atomic): Pass new location to
13104 (c_finish_omp_for): Same.
13105 * c-common.c (overflow_warning): New argument.
13106 * c-common.h: New argument to build_modify_expr, overflow_warning.
13107 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13109 (c_parser_initializer): Pass location to
13110 default_function_array_conversion.
13111 (c_parser_initelt): Same.
13112 (c_parser_initval): Same.
13113 (c_parser_asm_operands): Same.
13114 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13115 (c_parser_conditional_expression): Same.
13116 (c_parser_binary_expression): Add location info to stack. Use it.
13117 (c_parser_unary_expression): Pass location to
13118 default_function_array_conversion, parser_build_unary_op,
13119 build_indirect_ref, c_parser_postfix_expression_after_primary.
13120 (c_parser_postfix_expression_after_primary): New location argument.
13122 (c_parser_expression_conv): Pass location to
13123 default_function_array_conversion.
13124 (c_parser_expr_list): Same.
13125 (c_parser_omp_atomic): Same.
13126 (c_parser_omp_for_loop): Same.
13127 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13128 (build_array_declarator): New argument.
13129 * c-decl.c (build_array_declarator): Add location argument.
13130 (grokdeclarator): Set id_loc for cdk_array.
13131 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13132 build_array_declarator.
13133 * tree.c (build_omp_clause): Add location argument.
13134 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13135 (OMP_CLAUSE_LOCATION): New macro.
13136 (struct tree_omp_clause): Add location field.
13137 (build_omp_clause): Add argument.
13138 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13139 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13141 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13142 (cp_parser_omp_clause_collapse): Same.
13143 (cp_parser_omp_clause_default): Same.
13144 (cp_parser_omp_clause_if): Same.
13145 (cp_parser_omp_clause_nowait): Same.
13146 (cp_parser_omp_clause_num_threads): Same.
13147 (cp_parser_omp_clause_ordered): Same.
13148 (cp_parser_omp_clause_schedule): Same.
13149 (cp_parser_omp_clause_untied): Same.
13150 (cp_parser_omp_for_loop): Same.
13151 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13152 * c-tree.h (c_start_case): Add location argument.
13153 (c_process_expr_stmt): Same.
13154 (c_finish_goto_*): Same.
13155 * tree-parloops.c (initialize_reductions): Pass location to
13157 (create_parallel_loop): Same.
13158 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13159 (gfc_trans_omp_reduction_list): Same.
13160 (gfc_trans_omp_clauses): Same.
13161 (gfc_trans_omp_do): Same.
13162 * c-typeck.c (c_finish_goto_label): Same.
13163 (c_finish_goto_ptr): New location argument.
13164 (c_start_case): Same.
13165 (emit_side_effect_warnings): Same.
13166 (c_process_expr_stmt): Same.
13167 (c_finish_stmt_expr): Same.
13168 (c_finish_omp_clauses): Use error_at instead of error.
13169 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13171 * c-omp.c (c_split_parallel_clauses): New location argument.
13172 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13173 to build_omp_clause.
13174 (convert_local_reference_stmt): Same.
13175 (convert_gimple_call): Same.
13176 * c-common.h (c_split_parallel_clauses): New argument.
13177 * c-parser.c (c_parser_statement_after_labels): Pass location to
13178 c_finish_goto_label.
13179 (c_parser_switch_statement): Pass location to c_start_case.
13180 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13181 and c_process_expr_stmt.
13182 (c_parser_omp_variable_list): Add location argument.
13183 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13184 (c_parser_omp_clause_default): Same.
13185 (c_parser_omp_clause_if): Same.
13186 (c_parser_omp_clause_num_threads): Same.
13187 (-c_parser_omp_clause_ordered): Same.
13188 (c_parser_omp_clause_reduction): Pass location to
13189 c_parser_omp_variable_list.
13190 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13191 (c_parser_omp_clause_untied): Same.
13192 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13193 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13195 * c-tree.h (check_for_loop_decls, undeclared_variable,
13196 build_component_ref, build_array_ref, build_external_ref,
13197 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13198 build_conditional_expr, build_compound_expr, c_cast_expr,
13199 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13200 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13202 * c-semantics.c (build_stmt): Same.
13203 (build_case_label): Same.
13204 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13205 (undeclared_variable): New argument.
13206 (make_label): Same.
13207 (lookup_label): Pass location on down.
13208 (define_label): Same.
13209 (finish_decl): Same.
13210 (build_compound_literal): Same.
13211 (finish_struct): Same.
13212 (finish_function): Do not set location here.
13213 (check_for_loop_decls): New argument.
13214 * tree.c (save_expr): Set location.
13215 (build_empty_stmt): New argument.
13216 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13217 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13218 * builtins.c (gimplify_va_arg_expr): Use locations.
13219 (expand_builtin_sync_operation): Same.
13220 * c-typeck.c (build_component_ref): New argument.
13221 (build_array_ref): Same.
13222 (build_external_ref): Same.
13223 (c_expr_sizeof_expr): Same.
13224 (c_expr_sizeof_type): Same.
13225 (parser_build_unary_op): Same.
13226 (build_conditional_expr): Same.
13227 (build_compound_expr): Pass location on down.
13228 (build_compound_expr): New argument.
13229 (build_c_cast): Same.
13230 (c_cast_expr): Same.
13231 (build_asm_expr): Same.
13232 (c_finish_return): Same.
13233 (c_process_expr_stmt): Pass location on down.
13234 (c_finish_stmt_expr): New argument.
13235 (push_clenaup): Same.
13236 (c_finish_omp_parallel): Same.
13237 (c_finish_omp_task): Same.
13238 * gimplify.c (gimplify_call_expr): Pass location on down.
13239 * c-omp.c (c_finish_omp_master): New argument.
13240 (c_finish_omp_critical): Same.
13241 (c_finish_omp_ordered): Same.
13242 (c_finish_omp_barrier): Same.
13243 (-c_finish_omp_taskwait): Same.
13244 (c_finish_omp_atomic): Same.
13245 (c_finish_omp_flush): Same.
13246 * tree-inline.c (copy_tree_body_r): Pass location on down.
13247 (inline_forbidden_p): Remove use of input_location.
13248 * c-gimplify.c (c_build_bind_expr): New argument.
13249 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13250 (c_sizeof_or_alignof_type): New argument.
13251 (c_alignof_expr): Same.
13252 (build_va_arg): Same.
13253 (c_add_case_label): Same.
13254 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13255 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13256 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13257 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13258 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13259 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13261 * stub-objc.c (objc_build_selector_expr): Same.
13262 (objc_build_throw_stmt): Same.
13263 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13264 (c_parser_initelt): Same.
13265 (c_parser_compound_statement): Same.
13266 (c_parser_compound_statement_nostart): Same.
13267 (c_parser_label): Same.
13268 (c_parser_statement_after_labels): Same.
13269 (c_parser_if_body): Same.
13270 (c_parser_else_body): Same.
13271 (c_parser_if_statement): Same.
13272 (c_parser_switch_statement): Same.
13273 (c_parser_while_statement): Same.
13274 (c_parser_do_statement): Same.
13275 (c_parser_for_statement): Same.
13276 (c_parser_asm_statement): Same.
13277 (c_parser_conditional_expression): Same.
13278 (c_parser_binary_expression): Same.
13279 (c_parser_cast_expression): Same.
13280 (c_parser_unary_expression): Same.
13281 (c_parser_sizeof_expression): Same.
13282 (c_parser_alignof_expression): Same.
13283 (c_parser_postfix_expression): Same.
13284 (c_parser_expression): Same.
13285 (c_parser_objc_receiver): Same.
13286 (c_parser_omp_variable_list): Same.
13287 (c_parser_omp_structured_block): Same.
13288 (c_parser_omp_atomic): New argument.
13289 (c_parser_omp_barrier): Same.
13290 (c_parser_omp_critical): Same.
13291 (c_parser_omp_flush): Pass location on down.
13292 (c_parser_omp_for_loop): New argument.
13293 (c_parser_omp_for): Same.
13294 (c_parser_omp_master): Same.
13295 (c_parser_omp_ordered): Same.
13296 (c_parser_omp_sections_scope): Same.
13297 (c_parser_omp_sections): Same.
13298 (c_parser_omp_parallel): Same.
13299 (c_parser_omp_single): Same.
13300 (c_parser_omp_task): Same.
13301 (c_parser_omp_taskwait): Pass location on down.
13302 (c_parser_omp_construct): Same.
13303 (c_parser_omp_threadprivate): Same.
13304 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13305 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13306 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13307 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13308 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13309 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13310 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13311 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13312 config/i386/i386.c, stmt.c:
13313 Add location argument to the following function definitions and/or
13314 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13315 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13316 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13317 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13318 do_case, c_finish_bc_stmt, build_compound_literal,
13319 build_function_call.
13320 * c-decl.c (build_compound_literal): Add location argument.
13321 Make all diagnostic calls use location.
13322 (start_struct): Same.
13323 (finish_struct): Same.
13324 (start_enum): Same.
13325 (build_enumerator): Same.
13326 (start_function): Same.
13327 (grokdeclarator): Make all diagnostic calls use location.
13328 (store_parm_decls_oldstyle): Same.
13329 * c-typeck.c (build_function_call): Add location argument.
13330 Make all diagnostic calls use location.
13332 (c_finish_bc_stmt): Same.
13333 * tree-nested.c (get_trampoline_type): Add argument.
13334 Pass location to build_decl.
13335 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13336 * rtl.h (RTL_LOCATION): New.
13337 * c-common.c (c_add_case_label): Add location argument.
13338 Make all diagnostic calls use location.
13339 * c-common.h: Add location argument to make_fname_decl, do_case,
13340 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13341 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13342 Set it appropriately for every case. Pass enum_loc to start_enum
13343 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13345 (c_parser_struct_or_union_specifier): Save location. Use it for
13346 start_struct, finish_struct, and parser_xref_tag.
13348 2009-06-12 Ian Lance Taylor <iant@google.com>
13350 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13352 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13353 cpp_opts->warn_cxx_operator_names.
13355 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13358 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13359 is returns NULL and OP is a VCE, look through the VCE.
13361 2009-06-12 Ian Lance Taylor <iant@google.com>
13364 * collect2.c (main): Use CONST_CAST2 in code inside #if
13365 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13367 2009-06-12 Joey Ye <joey.ye@intel.com>
13369 PR middle-end/39146
13370 * cfgexpand.c (get_decl_align_unit): Update
13371 max_used_stack_slot_alignment with align instead of
13372 stack_alignment_needed.
13374 * function.c (assign_stack_local_1): Update
13375 max_used_stack_slot_alignment with alignment_in_bits instead
13376 of stack_alignment_needed.
13377 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13380 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13382 * dwarf2out.c (last_var_location_insn): New variable.
13383 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13384 (dwarf2out_var_location): Don't record anything after last real
13385 insn. Only change labels if there were any real instructions
13386 in between last note and this one, or if changed sections.
13388 2009-06-11 Richard Henderson <rth@redhat.com>
13390 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13391 note when storing the frame pointer in a register.
13392 (FRP): Don't redefine to nothing for epilogue.
13393 (alpha_expand_epilogue): Mark register and sp restores.
13394 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13396 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13397 when gen_lowpart is needed.
13399 2009-06-11 Richard Henderson <rth@redhat.com>
13401 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13403 * dwarf2out.c (need_data_align_sf_opcode): New.
13404 (div_data_align): Move earlier.
13405 (def_cfa_1, reg_save): Use it.
13407 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13409 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13410 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13411 (ix86_handle_option): Handle OPT_mcrc32.
13412 (ix86_target_string): Add -mcrc32.
13413 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13415 * config/i386/i386.h (TARGET_CRC32): New.
13417 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13418 (sse4_2_crc32di): Likewise.
13420 * config/i386/i386.opt (mcrc32): New.
13422 * doc/invoke.texi: Document -mcrc32.
13424 2009-06-11 Richard Henderson <rth@redhat.com>
13426 * common.opt (gdwarf-): Accept a version number.
13427 * doc/invoke.texi (gdwarf-): Update docs.
13428 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13429 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13430 version level, and record it.
13432 * dwarf2.h (DW_CIE_VERSION): Remove.
13433 * dwarf2out.c (DWARF_VERSION): Remove.
13434 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13435 (output_call_frame_info): Use CIE version 3 for dwarf3,
13436 or if the return register column is out of range for version 1.
13437 (dwarf_stack_op_name): Add all dwarf3 values.
13438 (DEBUG_PUBTYPES_SECTION): New.
13439 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13440 encoding change for dwarf3.
13441 (output_die) [dw_val_class_die_ref]: Likewise.
13442 (output_compilation_unit_header): Emit correct version for dwarf3.
13443 (output_line_info): Likewise.
13444 (output_pubnames): Update for DWARF_VERSION removal.
13445 (output_aranges): Likewise.
13446 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13447 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13448 (dwarf2out_finish): Likewise.
13450 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13452 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13455 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13458 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13459 * builtins.c (expand_builtin_unreachable): New function.
13460 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13461 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13462 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13464 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13465 searching for missing barriers.
13467 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13469 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13470 when -fprofile-generate* was passed.
13471 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13473 2009-06-11 Anthony Green <green@moxielogic.com>
13475 * config/moxie/moxie.md: Define length attribute for all instructions.
13477 (*b<cond:code>): Support limited branch ranges for new PC-relative
13478 branch instructions.
13479 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13481 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13483 * config/i386/i386.c (min_insn_size): Use get_attr_length
13484 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13485 For __asm return 0.
13487 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13488 instead of emit_insn_before.
13490 2009-06-10 Ian Lance Taylor <iant@google.com>
13493 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13496 2009-06-10 Revital Eres <eres@il.ibm.com>
13498 * passes.c (init_optimization_passes): Reschedule
13499 predictive-commoning pass before complete unroll pass.
13501 2009-06-10 Martin Jambor <mjambor@suse.cz>
13503 * cgraph.c (cgraph_node_can_be_local_p): New function.
13504 (cgraph_make_node_local): New function.
13505 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13506 (cgraph_make_node_local): Declare.
13508 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13510 * tree.h (tree_base): Add packed_flag and user_align fields.
13511 Decrease size of spare field.
13512 (TYPE_USER_ALIGN): Use user_align from tree_base.
13513 (DECL_USER_ALIGN): Likewise.
13514 (TYPE_PACKED): Use packed_flag from tree_base.
13515 (DECL_PACKED): Likewise.
13516 (tree_type): Delete packed_flag and user_align fields. Widen
13517 precision field. Widen mode field and shuffle fields to align
13518 mode on an 8-bit boundary.
13519 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13520 Renumber decl_flag_* fields. Fix comments. Widen
13521 decl_common_unused field.
13522 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13523 (DECL_EXTERNAL): Likewise.
13524 (DECL_BIT_FIELD): Likewise.
13525 (DECL_NONADDRESSABLE_P): Likewise.
13526 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13527 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13529 2009-06-10 Ian Lance Taylor <iant@google.com>
13531 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13532 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13533 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13534 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13535 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13536 DEF_VEC_ALLOC_FUNC_P.
13537 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13538 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13539 DEF_VEC_ALLOC_FUNC_O.
13540 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13541 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13542 DEF_VEC_ALLOC_FUNC_I.
13543 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13544 (vec_stack_p_reserve_exact_1): Declare.
13545 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13546 (vec_stack_free): Declare.
13547 (VEC_stack_alloc): Define.
13548 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13549 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13550 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13551 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13553 (stack_vecs): New static variable.
13554 (vec_stack_p_reserve_exact_1): New function.
13555 (vec_stack_o_reserve_1): New static function.
13556 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13557 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13558 (vec_stack_free): New function.
13559 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13560 (VEC_df_ref_stack_alloc): Define.
13561 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13562 DEF_VEC_ALLOC_P_STACK.
13563 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13564 (struct df_collection_rec): Change _vec fields to VEC. Remove
13566 (df_free_collection_rec): Adjust for new fields.
13567 (df_insn_rescan): Use new df_collection_rec fields.
13568 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13569 (df_ref_create_structure, df_ref_record): Likewise.
13570 (df_get_conditional_uses, df_get_call_refs): Likewise.
13571 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13572 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13573 (df_record_exit_block_uses, df_bb_verify): Likewise.
13574 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13575 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13576 Remove count parameter. Change return type to void. Change all
13578 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13579 Remove count parameter. Change return type to void. Change all
13581 (df_install_refs): Change old_vec parameter to VEC. Remove count
13582 parameter. Change all callers.
13583 (df_install_mws): Change old_vec parameter to VEC. Remove count
13584 parameter. Change all callers.
13585 (df_refs_verify): Change new_rec parameter to VEC. Change call
13587 (df_mws_verify): Likewise.
13589 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13591 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13593 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13595 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13597 2009-06-10 Anthony Green <green@moxielogic.com>
13599 * config/moxie/crti.asm: New file.
13600 * config/moxie/crtn.asm: New file.
13601 * config/moxie/moxie.c: New file.
13602 * config/moxie/moxie.h: New file.
13603 * config/moxie/sfp-machine.h: New file.
13604 * config/moxie/moxie-protos.h: New file.
13605 * config/moxie/t-moxie: Created.
13606 * config/moxie/t-moxie-softfp: Created.
13607 * config/moxie/moxie.md: Created.
13608 * config/moxie/constraints.md: Created.
13609 * config.gcc: Add moxie support.
13610 * doc/md.texi (Machine Constraints): Add moxie constraints.
13611 * doc/contrib.texi (Contributors): Mention moxie port.
13612 * doc/install.texi (Specific): Mention the moxie port.
13614 2009-06-09 Ian Lance Taylor <iant@google.com>
13616 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13617 compiling with C++.
13618 * optabs.c (optab_table): Only use designated initializers if
13619 HAVE_DESIGNATED_INITIALIZERS is defined.
13620 (convert_optab_table): Likewise.
13621 (init_optabs): Always call init_insn_codes if
13622 HAVE_DESIGNATED_INITIALIZERS is not defined.
13624 2009-06-09 Ian Lance Taylor <iant@google.com>
13626 * targhooks.c (default_builtin_vectorized_function): Change fn
13627 parameter to unsigned int.
13628 (default_builtin_vectorized_conversion): Change code parameter to
13630 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13631 * targhooks.h: Update declarations.
13632 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13633 parameter to unsigned int.
13635 * c-typeck.c (comptypes_check_enum_int): New static function.
13636 (comptypes_internal): Add enum_and_int_p parameter. Change all
13638 (comp_target_types): Add location parameter. Change all callers.
13639 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13640 Change all callers.
13641 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13642 (build_conditional_expr): Add colon_loc parameter. Change all
13644 (convert_for_assignment): Add location parameter. Change all callers.
13645 * c-parser.c (c_parser_conditional_expression): Pass location of
13646 colon to build_conditional_expr.
13647 * c-tree.h (build_conditional_expr): Update declaration.
13649 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13651 * graphite.c: Revert previous patch.
13653 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13656 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13658 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13660 * tree-ssa-loop-prefetch.c
13661 (loop_prefetch_arrays): Fixed a portability problem in printf format
13664 2009-06-09 Martin Jambor <mjambor@suse.cz>
13666 PR tree-optimization/40351
13667 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13668 refrence to a potential artifical subaccess can be constructed.
13670 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13672 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13673 (sh_override_options): Likewise.
13674 * config/sh/sh.c: Include params.h.
13675 (sh_optimization_options): New.
13676 (sh_override_options): Likewise.
13677 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13678 (OVERRIDE_OPTIONS): Use sh_override_options.
13680 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13682 * dwarf2out.c (emit_cfa_remember): New variable.
13683 (add_fde_cfi): If emit_cfa_remember, recurse to add
13684 DW_CFA_remember_state first.
13685 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13686 instead just set emit_cfa_remember.
13688 2009-06-08 Jan Hubicka <jh@suse.cz>
13691 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13693 2009-06-08 Jan Hubicka <jh@suse.cz>
13695 PR middle-end/39834
13696 * cgraphunit.c (save_inline_function_body): Do not copy transform
13697 hooks for saved inline bodies.
13698 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13699 for given function.
13701 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13703 * jump.c (returnjump_p): Handle delayed branches. Add missing
13706 2009-06-08 Jan Hubicka <jh@suse.cz>
13708 PR middle-end/40102
13709 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13710 original node might've been modified.
13711 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13713 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13715 * tree-object-size.c (addr_object_size): Add OSI argument.
13716 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13717 (compute_builtin_object_size, expr_object_size): Adjust callers.
13718 (plus_stmt_object_size): Call addr_object_size instead of
13719 compute_builtin_object_size.
13721 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13722 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13724 * tree-ssa-loop-prefetch.c
13725 (gather_memory_references): Introduced a counter for the number of
13727 (anything_to_prefetch_p): Introduced a counter for the number of
13729 (is_loop_prefetching_profitable): New function with a cost model
13731 (loop_prefetch_arrays): Use the new cost model to determine if
13732 prefetching is profitable.
13733 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13734 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13735 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13736 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13737 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13738 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13740 2009-06-08 Michael Matz <matz@suse.de>
13743 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13744 partitions use the same.
13745 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13746 for basevars of SSA_NAMEs.
13747 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13748 to not expand them twice.
13749 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13752 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13754 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13755 (fdump-final-insns=, gtoggle): New.
13756 * doc/invoke.texi: Document them.
13757 * final.c (rest_of_clean_state): Dump final insn stream.
13758 * gcc.c (invoke_as): Hook in -fcompare-debug.
13759 (static_spec_functions): Add compare-debug-dump-opt,
13760 compare-debug-self-opt and compare-debug-auxbase-opt.
13761 (compare_debug, compare_debug_second, compare_debug_opt): New.
13762 (switches_debug_check, n_switches_debug_check): New.
13763 (debug_auxbase_opt, debug_check_temp_file): New.
13764 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13766 (do_self_spec): Handle arguments after switches.
13767 (do_spec_1): Add .gk extension to temp file basenames for compare.
13768 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13769 (cc1_options): Use it instead of normal auxbase computation for
13770 the second compare-debug compilation.
13771 (compare_files): New.
13772 (main): Set up and implement compare debug mode.
13773 (compare_debug_dump_opt_spec_function): New.
13774 (compare_debug_self_opt_spec_function): New.
13775 (compare_debug_auxbase_opt_spec_function): New.
13776 * toplev.c (process_options): Handle flag_gtoggle,
13777 flag_dump_final_insns.
13778 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13779 during -fcompare-debug-second compilation.
13781 2009-06-07 Ian Lance Taylor <iant@google.com>
13783 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13784 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13786 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13787 with no default node. Change warning with %H to warning_at.
13788 Don't clear warn_switch around case checking.
13789 * doc/invoke.texi (Warning Options): Clarify distinction between
13790 -Wswitch and -Wswitch-enum.
13792 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13794 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13796 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13798 * gbl-ctors.h: Add header guard.
13800 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13802 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13803 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13804 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13805 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13806 prototypes for removed functions.
13807 (expressions_equal_p): Move to ...
13808 * tree-ssa-sccvn.h: ... here and ...
13809 * matrix-reorg.c: ... adjust includes.
13811 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13813 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13815 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13817 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13818 (finish_function): Remove erroneous whitespace.
13820 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13822 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13823 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13825 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13827 * errors.c (internal_error): Commentary typo fix.
13828 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13829 * tree-ssa-pre.c: Ditto.
13831 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13833 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13834 them is supposed to hold actual statements.
13836 2009-06-06 Ian Lance Taylor <iant@google.com>
13838 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13839 empty statements can now have attributes.
13841 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13843 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13844 * config/mips/mips.md: Ditto.
13846 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13848 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13850 (__eabi_uconvert): Likewise.
13852 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13854 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13855 CFI_* definitions with IN_GCC.
13857 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13859 * xcoffout.h (xcoffout_source_line): Update prototype.
13861 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13863 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13864 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13866 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13868 PR middle-end/40340
13869 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13870 inlined_function_outer_scope_p blocks for artificial inlines
13872 * tree.c (tree_nonartificial_location): Rewrite using
13873 block_nonartificial_location.
13875 2009-06-05 Revital Eres <eres@il.ibm.com>
13876 Leehod Baruch <leehod@il.ibm.com>
13878 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13879 (expand_expr_real_1): Remove comment.
13880 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13881 Vectorize misaligned access when the target supports it.
13882 (vect_supportable_dr_alignment): Check for unaligned access support.
13883 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13886 2009-06-05 Julian Brown <julian@codesourcery.com>
13888 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13889 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13891 2009-06-05 Richard Guenther <rguenther@suse.de>
13894 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13895 as possibly unused.
13897 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13899 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13900 (save_gprs): Don't tell unwinder when a global register is saved.
13901 (s390_emit_epilogue): Emit needed epilogue unwind info.
13903 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13905 * dwarf2out.c (deferred_asm_name): New.
13906 (add_name_and_src_coords_attributes): Defer creation of
13907 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13909 (move_linkage_attr): New.
13910 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13913 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13915 * tree-nested.c (finalize_nesting_tree_1): Declare the
13916 frame_decl in the binding tree.
13918 2009-06-04 Cary Coutant <ccoutant@google.com>
13920 * basic-block.h (struct basic_block_def): Add discriminator field.
13921 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13923 * debug.c (do_nothing_debug_hooks): Add additional entry.
13924 (debug_nothing_int_charstar_int): New function.
13925 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13926 (debug_nothing_int_charstar_int): New declaration.
13927 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13928 discriminator value in .loc directive.
13929 * final.c (last_discriminator): New variable.
13930 (discriminator): New variable.
13931 (final_start_function): Initialize above variables, pass current
13932 discriminator to debug hook.
13933 (notice_source_line): Check for discriminator change.
13934 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13935 * sdbout.c (sdbout_source_line): New parameter.
13936 * tree-cfg.c (struct locus_discrim_map): New structure type.
13937 (discriminator_per_locus): New hash table.
13938 (build_gimple_cfg): Allocate and free discriminator hash table.
13939 (make_edges): Call assign_discriminator.
13940 (locus_map_hash): New function.
13941 (locus_map_eq): New function.
13942 (next_discriminator_for_locus): New function.
13943 (same_line_p): New function.
13944 (assign_discriminator): New function.
13945 (make_cond_expr_edges): Call assign_discriminator.
13946 (make_gimple_switch_edges): Likewise.
13947 (first_non_label_stmt): New function.
13948 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13950 * xcoffout.c (xcoffout_source_line): Add new parameter.
13952 * configure.ac (gcc_cv_as_discriminator): New configury check for
13953 gas support for discriminator.
13954 * configure: Regenerate.
13955 * config.in: Regenerate.
13957 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13959 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13960 val after checking for integers.
13962 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13964 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13966 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13967 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13968 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13969 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13970 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13971 X64_SSE_REGPARM_MAX.
13972 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13973 X64_SSE_REGPARM_MAX.
13975 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13977 * gcc.c (report_times_to_file): New.
13978 (execute): Implement it.
13979 (process_command): Support -time=.
13980 * doc/invoke.texi: Document it.
13982 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13984 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13985 that have value exprs.
13987 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13989 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13990 declarations for constants until...
13991 (dw2_output_indirect_constant_1): ... this point.
13993 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13996 * arm.md (arm_addsi3): Don't try to split an add with an
13997 eliminable register until after reload has completed.
13999 2009-06-03 Ian Lance Taylor <iant@google.com>
14001 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14002 * genattrtab.c (write_length_unit_log): Likewise.
14003 * genchecksum.c (dosum): Likewise.
14004 * gengtype.c (write_rtx_next): Likewise.
14005 (finish_root_table, write_roots): Likewise.
14006 * gimple.c (gimple_ops_offset_): Likewise.
14007 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14008 * config/arc/arc.c (arc_attribute_table): Likewise.
14009 * config/arm/arm.c (arm_attribute_table): Likewise.
14010 * config/avr/avr.c (avr_attribute_table): Likewise.
14011 * config/crx/crx.c (crx_attribute_table): Likewise.
14012 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14013 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14014 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14015 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14016 * config/sh/sh.c (sh_attribute_table): Likewise.
14017 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14018 * config/spu/spu.c (spu_attribute_table): Likewise.
14019 * config/v850/v850.c (v850_attribute_table): Likewise.
14021 * config/alpha/alpha.c (vms_attribute_table): Make static.
14022 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14023 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14024 * config/mips/mips.c (mips_attribute_table): Likewise.
14026 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14028 (cc1-checksum.o): Likewise.
14030 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14032 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14034 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14036 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14037 insn if it is changing sp. Use gen_add3_insn instead of
14038 conditionally gen_addsi3 and gen_adddi3.
14039 (offset_below_red_zone_p): New static inline function.
14040 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14041 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14042 * config/rs6000/ppc-asm.h: Include auto-host.h.
14043 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14044 CFI_RESTORE): Define.
14045 * config/rs6000/crtresxgpr.asm: Add unwind info.
14046 * config/rs6000/crtresxfpr.asm: Likewise.
14047 * config/rs6000/crtresgpr.asm: Likewise.
14048 * config/rs6000/crtresfpr.asm: Likewise.
14049 * config/rs6000/crtsavgpr.asm: Likewise.
14050 * config/rs6000/crtsavfpr.asm: Likewise.
14052 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14053 argument of DWARF2_FRAME_REG_OUT macros.
14055 2009-06-03 Julian Brown <julian@codesourcery.com>
14057 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14058 words or less (including TImode) in core registers.
14060 2009-06-03 Richard Guenther <rguenther@suse.de>
14062 PR middle-end/40328
14063 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14065 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14067 * statistics.c (statistics_counter_event): Do not record event
14068 in pass dump if its number == -1.
14069 (curr_statistics_hash): Add assert that we never get passes
14070 with static number == -1.
14072 2009-06-03 Richard Guenther <rguenther@suse.de>
14073 Andrey Belevantsev <abel@ispras.ru>
14075 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14076 non-BLKmode arrays addressable.
14078 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14080 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14081 * config/m68k/m68k.h: ... here.
14083 2009-06-03 Martin Jambor <mjambor@suse.cz>
14085 PR tree-optimization/40323
14086 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14089 2009-06-03 Richard Guenther <rguenther@suse.de>
14091 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14094 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14096 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14097 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14098 JUMP_TABLE_DATA_P where applicable.
14099 * config/sh/sh.c: Ditto.
14100 * config/sh/sh.h: Ditto.
14101 * config/sh/sh.md: Ditto.
14102 * config/sh/symbian.c: Ditto.
14104 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14106 * config/i386/driver-i386.c (describe_cache): Optimize
14107 concatenation of strings. Use snprintf instead of sprintf.
14108 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14109 target when not compiling with GCC.
14111 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14113 * config/sh/sh.c: Revert last change.
14114 (sh_expand_epilogue): Emit a blockage insn before the frame
14115 pointer adjustment unconditionally.
14117 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14119 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14120 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14121 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14122 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14123 to COLLECT_GCC_OPTIONS.
14125 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14127 * collect2.c (target_system_root): New variable.
14128 (main): Handle --sysroot=.
14129 (ignore_library): Strip the sysroot from the library path.
14131 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14133 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14134 (collect2.o): Depend on collect2-aix.h.
14135 (collect2-aix.o): New rule.
14136 * collect2-aix.h: New file.
14137 * collect2-aix.c: Likewise.
14138 * collect2.c: Include collect2-aix.h. Don't undefine
14139 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14140 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14141 Use TARGET_AIX_VERSION instead of _AIX51.
14142 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14143 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14144 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14145 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14146 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14148 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14150 * collect2.c (ignore_library): Avoid premature post-increment
14151 and null deference.
14153 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14155 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14156 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14157 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14158 CROSS_DIRECTORY_STRUCTURE too.
14159 (LINK_LIBG_SPEC): Likewise.
14160 (LIB_SPEC): Add %R to sysroot paths.
14161 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14162 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14163 * config/rs6000/aix51.h: As for aix43.h.
14164 * config/rs6000/aix52.h: Likewise.
14165 * config/rs6000/aix53.h: Likewise.
14166 * config/rs6000/aix61.h: Likewise.
14167 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14168 to the beginning of sysroot paths.
14170 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14172 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14173 INSN_LISTs that are out of the REG_NOTE range.
14175 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14177 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14178 (struct var_to_expand): Likewise.
14179 (struct opt_info): Add head and tail for linked lists of the above.
14180 (analyze_insn_to_expand_var): Initialize next.
14181 (analyze_iv_to_split_insn): Likewise.
14182 (analyze_insns_in_loop): Create linked lists.
14183 (allocate_basic_variable): Simplify for use without hash table.
14184 (insert_var_expansion_initialization): Likewise, make it type-safer.
14185 (combine_var_copies_in_loop_exit): Likewise.
14186 (apply_opt_in_copies): Walk lists rather than hash tables.
14187 (release_var_copies): Simplified and inlined by hand into...
14188 (free_opt_info): ... this function.
14190 2009-06-02 Richard Guenther <rguenther@suse.de>
14192 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14195 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14197 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14198 only for builtins that are not overridden.
14200 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14202 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14205 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14207 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14209 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14211 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14213 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14215 * common.opt (fdump-unnumbered-links): New.
14216 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14217 * print-rtl.c (flag_dump_unnumbered_links): New.
14218 (print_rtx): Test it.
14220 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14222 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14223 push/pop multiple to 8-byte alignment.
14225 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14227 * config/i386/i386.c (queued_cfa_restores): New static variable.
14228 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14230 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14231 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14232 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14233 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14234 note unconditionally.
14235 (ix86_emit_restore_regs_using_mov): Likewise.
14236 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14237 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14238 it through to ix86_emit_restore_reg_using_pop.
14239 (ix86_emit_leave): Add RED_OFFSET argument. Call
14240 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14241 instead of adding REG_CFA_OFFSET note unconditionally.
14242 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14243 the above functions. Call ix86_add_queued_cfa_restore_notes when
14246 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14247 force output of the label even for dwarf2out_do_cfi_asm.
14248 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14249 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14250 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14252 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14253 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14254 dwarf2out_cfi_label callers.
14255 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14256 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14257 Adjust dwarf2out_cfi_label callers.
14258 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14260 * config/i386/i386.h (struct machine_cfa_state,
14261 struct machine_function): Guard with ifndef USED_FOR_TARGET
14262 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14265 * emutls.c (__emutls_get_address): Change arr->size to mean number
14266 of allocated arr->data entries instead of # of slots + 1.
14268 PR middle-end/40316
14269 * recog.c (peep2_reinit_state): New function.
14270 (peephole2_init_state): Use it at the end of a basic block and also
14271 when seeing a RTX_FRAME_RELATED_P insn.
14273 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14275 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14276 fixuns_truncrfdi2): New.
14277 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14278 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14279 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14280 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14281 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14282 *recip_approx): Remove.
14283 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14284 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14285 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14287 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14290 2009-06-01 Ian Lance Taylor <iant@google.com>
14292 * attribs.c (register_attribute): Use CONST_CAST.
14293 * collect2.c (main): Use CONST_CAST2.
14294 (scan_prog_file): Likewise.
14295 * gcc.c (process_command, main): Likewise.
14296 * toplev.c (toplev_main): Likewise.
14298 * c-typeck.c (handle_warn_cast_qual): New static function,
14299 partially broken out of build_c_cast.
14300 (build_c_cast): Call handle_warn_cast_qual.
14301 * doc/invoke.texi (Warning Options): Document new effect of
14304 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14306 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14307 (diagnostic_report_current_module): Print columns.
14308 * common.opt (flag_show_column): Enable by default.
14310 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14312 * alias.c (find_base_term): Check for NULL term before returning.
14314 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14316 Revert due to PR40320:
14317 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14318 * calls.c (emit_library_call_value_1): Don't force_operand for move
14321 2009-06-01 Olivier Hainque <hainque@adacore.com>
14322 Eric Botcazou <ebotcazou@adacore.com>
14324 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14325 to be processed as a bitfield for constructor output purposes.
14326 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14328 * varasm.c (oc_local_state): New type, output_constructor
14329 local state to support communication with helpers.
14330 (oc_outer_state): New type, output_constructor outer state of
14331 relevance in recursive calls.
14332 (output_constructor_array_range): New output_constructor helper,
14333 extracted code for an array range element.
14334 (output_constructor_regular_field): New output_constructor helper,
14335 extracted code for an element that is not a bitfield.
14336 (output_constructor_bitfield): New output_constructor helper,
14337 extracted code for a bitfield element. Accept an OUTER state
14338 argument for recursive processing. Recurse on record or array
14339 CONSTRUCTOR values, possibly past noop conversions.
14340 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14341 VALUE is a valid constant-valued expression for use in a static
14342 bit-field initializer.
14343 (output_constructor): Rework to use helpers. Accept and honor an
14344 OUTER state argument for recursive calls. Return total size. Be
14345 prepared for nested constructors initializing bitfields.
14346 (output_constant): Feed OUTER in calls to output_constructor.
14348 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14350 * calls.c (emit_library_call_value_1): Don't force_operand for move
14353 2009-06-01 Nick Clifton <nickc@redhat.com>
14355 * doc/invoke.texi (IA-64 Options): Fix typo.
14357 2009-06-01 Ira Rosen <irar@il.ibm.com>
14359 PR tree-optimization/39129
14360 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14362 (vect_do_peeling_for_loop_bound): Use
14363 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14364 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14365 (vect_loop_versioning): Likewise.
14366 (vect_create_cond_for_alias_checks): Fix indentation.
14367 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14369 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14370 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14371 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14372 "control flow in loop".
14373 (vect_estimate_min_profitable_iters): Use
14374 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14375 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14376 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14377 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14378 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14379 statement belongs to a group of strided accesses with the exact code
14381 (vectorizable_load): Likewise.
14382 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14383 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14385 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14387 * config/freebsd-stdint.h: New file.
14388 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14389 Add freebsd-stdint.h to tm_file.
14391 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14393 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14394 (thumb2_extendhidi2): Likewise.
14396 2009-05-31 Ian Lance Taylor <iant@google.com>
14398 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14400 2009-05-31 Ian Lance Taylor <iant@google.com>
14402 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14403 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14404 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14406 2009-05-31 Jason Merrill <jason@redhat.com>
14408 * tree-pretty-print.c (print_call_name): Take the callee, not the
14409 call itself. Make non-static. Use dump_function_name for functions.
14410 (dump_generic_node): Adjust.
14411 * diagnostic.h: Declare print_call_name.
14412 * gimple-pretty-print.c (dump_gimple_call): Use it.
14414 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14416 * config/sh/sh.md (ashldi3_std): New define_expand.
14419 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14422 * config/sh/sh.c: Include debug.h.
14423 (sh_expand_epilogue): Emit a blockage insn before the frame
14424 pointer adjustment also when dwarf2out_do_frame returns true.
14426 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14428 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14429 (thumb2_extendqidi2): New pattern.
14431 2009-05-31 Ira Rosen <irar@il.ibm.com>
14433 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14434 mark phis for renaming.
14435 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14436 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14437 Call mark_sym_for_renaming.
14438 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14439 * tree-vect-loop.c (vect_transform_loop): Remove
14440 vect_memsyms_to_rename initialization and a call to
14441 mark_set_for_renaming.
14443 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14445 PR middle-end/40304
14446 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14447 frame related even if !set_cfa && style < 0.
14449 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14451 * config/i386/mingw-tls.c: New file.
14452 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14453 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14454 defining _WIN32 but not __CYGWIN__.
14456 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14458 * configure.ac: Add MPC support.
14460 * config.in, configure: Regenerate.
14462 2009-05-29 Richard Henderson <rth@redhat.com>
14464 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14465 NOTE_INSN_BASIC_BLOCK.
14466 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14467 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14468 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14470 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14472 (add_cfi): Disable check redefining cfa away from drap.
14473 (lookup_cfa_1): Add remember argument; handle remember/restore.
14474 (lookup_cfa): Pass remember argument.
14475 (cfa_remember): New.
14476 (compute_barrier_args_size_1): Remove sibcall check.
14477 (dwarf2out_frame_debug_def_cfa): New.
14478 (dwarf2out_frame_debug_adjust_cfa): New.
14479 (dwarf2out_frame_debug_cfa_offset): New.
14480 (dwarf2out_frame_debug_cfa_register): New.
14481 (dwarf2out_frame_debug_cfa_restore): New.
14482 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14483 (dwarf2out_begin_epilogue): New.
14484 (dwarf2out_frame_debug_restore_state): New.
14485 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14486 DW_CFA_restore_state.
14487 (output_cfi_directive): Likewise.
14488 (convert_cfa_to_fb_loc_list): Likewise.
14489 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14490 * dwarf2out.h: Update.
14491 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14492 (copy_insn_1): Early out for null.
14493 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14494 and dwarf2out_frame_debug_restore_state.
14495 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14496 (prologue_insn_hash, epilogue_insn_hash): New.
14497 (free_after_compilation): Adjust freeing accordingly.
14498 (record_insns): Create hash table if needed; push insns into
14499 hash instead of array.
14500 (maybe_copy_epilogue_insn): New.
14501 (contains): Search hash table instead of array.
14502 (sibcall_epilogue_contains): Remove.
14503 (thread_prologue_and_epilogue_insns): Split eh_return insns
14504 and mark them as epilogues.
14505 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14506 scanning in terms of basic blocks.
14507 * insn-notes.def (CFA_RESTORE_STATE): New.
14508 * jump.c (returnjump_p_1): Accept EH_RETURN.
14509 (eh_returnjump_p_1, eh_returnjump_p): New.
14510 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14511 CFA_REGISTER, CFA_RESTORE): New.
14512 * rtl.def (EH_RETURN): New.
14513 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14515 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14516 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14518 * config/i386/i386.c (gen_push): Update cfa state.
14519 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14520 add a CFA_ADJUST_CFA note.
14521 (ix86_dwarf_handle_frame_unspec): Remove.
14522 (ix86_expand_prologue): Update cfa state.
14523 (ix86_emit_restore_reg_using_pop): New.
14524 (ix86_emit_restore_regs_using_pop): New.
14525 (ix86_emit_leave): New.
14526 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14527 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14528 * config/i386/i386.h (struct machine_cfa_state): New.
14529 (ix86_cfa_state): New.
14530 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14531 (eh_return_internal): Merge from eh_return_<mode>,
14532 use eh_return rtx, split w/ epilogue.
14534 2009-05-29 Ian Lance Taylor <iant@google.com>
14536 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14538 * calls.c (emit_library_call_value_1): Likewise.
14540 * c-typeck.c (c_build_va_arg): New function.
14541 * c-tree.h (c_build_va_arg): Declare.
14542 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14543 instead of build_va_arg.
14545 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14547 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14548 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14549 (ptr_difference_cost): Use affine combinations to compute it.
14550 (difference_cost): Likewise.
14551 (get_computation_cost_at): Compute more accurate cost for addresses
14552 if the ratio is a multiplier allowed in addresses.
14553 For non-addresses, consider that an additional offset or symbol is
14556 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14558 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14559 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14561 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14562 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14563 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14565 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14566 to 1 for TYPE_SSE{IADD1,CVT1}.
14567 (prefix_vex_imm8): Removed.
14568 (length_vex): Only pass 1 as second argument to
14569 ix86_attr_length_vex_default if prefix_extra is 0.
14570 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14571 (length): For prefix vex computation use length_immediate
14572 attribute instead of prefix_vex_imm8.
14573 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14574 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14575 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14576 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14577 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14578 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14579 a space in between the operands.
14580 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14581 if one operand is 0xff and the other one si, di, bp or sp.
14582 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14583 other one si, di, bp or sp.
14584 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14585 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14586 type and mode attributes.
14587 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14588 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14589 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14590 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14591 prefix_data16 attribute iff MODE_DF.
14592 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14593 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14594 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14595 constm128_operand in length_immediate computation.
14596 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14597 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14598 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14599 length_immediate attribute to 1.
14600 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14601 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14602 for certain alternatives.
14603 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14604 prefix_data16 attribute if MODE_V1DF.
14605 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14606 length_immediate to 1.
14607 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14608 length_address to 4, set mode attribute to MODE_DI.
14609 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14610 (fxam<mode>2_i387): Set length attribute to 4.
14611 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14612 *prefetch_3dnow_rex): Override length_address attribute.
14613 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14615 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14616 (constm128_operand): Removed.
14617 * config/i386/i386.c (memory_address_length): For
14618 disp && !index && !base in 64-bit mode account for SIB byte if
14619 print_operand_address can't optimize disp32 into disp32(%rip)
14620 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14621 for fs: or gs: segment.
14622 (ix86_attr_length_immediate_default): When checking if shortform
14623 is possible, truncate immediate to the length of the non-shortened
14625 (ix86_attr_length_address_default): Ignore MEM_P operands
14627 (ix86_attr_length_vex_default): Only check for DImode on
14628 GENERAL_REG_P operands.
14629 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14630 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14631 (sse_cvttps2pi): Clear prefix_rep attribute.
14632 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14634 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14635 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14636 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14637 iff operand 2 is const_int_operand.
14638 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14639 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14640 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14642 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14644 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14645 prefix_data16 attribute for movlpd and movhpd instructions.
14646 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14647 length_immediate for shufpd instruction.
14648 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14649 (avx_cmpp<avxmodesuffixf2c><mode>3,
14650 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14651 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14652 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14653 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14654 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14655 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14656 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14657 prefix_data16 attribute for the first alternative to 1.
14658 (*avx_loadlps): Override length_immediate for the first alternative.
14659 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14660 attributes for second alternative.
14661 (*vec_concatv2sf_sse4_1): Override length_immediate and
14662 prefix_data16 attributes for second alternative.
14663 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14664 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14665 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14666 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14667 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14668 prefix_data16 and length_immediate to 1.
14669 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14671 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14672 prefix_extra attribute for variants that don't have 0f prefix alone.
14673 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14674 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14675 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14676 *sse4_1_pextrd): Set length_immediate to 1.
14677 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14678 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14680 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14681 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14682 length_immediate to 1 for second alternative.
14683 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14684 prefix_extra and length_immediate attributes for the first
14686 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14688 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14689 to 1 for the first and third alternative.
14690 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14692 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14694 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14696 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14697 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14698 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14699 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14700 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14701 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14702 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14703 ssse3_psign<mode>3): Override prefix_rex attribute.
14704 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14705 (ssse3_palignrti): Override length_immediate to 1.
14706 (ssse3_palignrdi): Override length_immediate to 1, override
14707 prefix_rex attribute.
14708 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14709 (sse4a_extrqi): Override length_immediate to 2.
14710 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14711 (sse4a_insertq): Override prefix_data16 to 0.
14712 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14713 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14714 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14715 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14716 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14717 and length_immediate to 1.
14718 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14719 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14720 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14721 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14722 and length_immediate to 1.
14723 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14724 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14725 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14726 avx_ptest256): Override prefix_extra to 1.
14727 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14728 Override prefix_data16 and length_immediate to 1.
14729 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14730 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14731 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14732 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14733 prefix_data16 to 0 and prefix_extra to 2.
14734 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14735 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14737 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14738 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14739 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14740 and prefix_extra to 2.
14741 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14742 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14743 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14744 avx_vpermilvar<mode>3,
14745 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14746 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14747 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14748 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14749 Override prefix_extra to 1.
14750 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14751 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14752 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14753 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14754 prefix_extra and length_immediate to 1.
14755 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14757 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14758 to 1 for the first alternative.
14759 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14760 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14762 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14763 *movv2sf_internal_avx, *movv2sf_internal): Override
14764 prefix_rep attribute for certain alternatives.
14765 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14766 attributes for certain alternatives.
14767 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14768 attributes for certain alternatives.
14769 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14770 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14771 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14772 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14773 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14774 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14775 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14776 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14777 length_immediate to 1 if operand 2 is const_int_operand.
14778 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14779 *vec_extractv2si_1): Set length_immediate attribute to 1.
14780 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14781 using old 3DNOW insn rather than SSE/3DNOW_A.
14782 (mmx_emms, mmx_femms): Clear modrm attribute.
14784 2009-05-29 Martin Jambor <mjambor@suse.cz>
14786 * tree-sra.c: New implementation of SRA.
14788 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14789 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14790 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14791 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14792 (SRA_MAX_STRUCTURE_COUNT): Removed.
14793 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14794 * doc/invoke.texi (sra-max-structure-size): Removed.
14795 (sra-field-structure-ratio): Removed.
14797 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14799 PR middle-end/40291
14800 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14803 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14805 PR rtl-optimization/40101
14806 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14807 seqno. Adjust comment.
14808 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14809 inserting bookkeeping before a jump, the jump is not scheduled.
14810 When no positive seqno found, provide a value. Add comment.
14812 2009-05-29 Richard Guenther <rguenther@suse.de>
14814 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14815 short-cutting on the first component.
14817 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14819 PR middle-end/39958
14820 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14821 for trees other than decls/types.
14823 2009-05-29 Richard Guenther <rguenther@suse.de>
14825 * tree-ssa-operands.c (get_expr_operands): Do not handle
14826 INDIRECT_REFs in the handled-component case. Remove
14827 unused get_ref_base_and_extent case.
14828 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14829 tree_low_cst and host_integerp where possible.
14830 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14831 codes for equivalence.
14832 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14834 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14836 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14837 to tmake_file for i[34567]86-*-cygwin*.
14839 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14842 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14843 (altivec_categorize_keyword, init_vector_keywords,
14844 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14847 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14849 * tree.c (handle_dll_attribute): Check if node is
14850 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14852 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14854 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14856 (thumb2_zero_extendqidi2): Likewise.
14858 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14860 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14861 instead of gen_movrt.
14862 * config/sh/sh.md (movrt): Remove.
14864 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14866 * doc/invoke.texi (IA-64 Options):
14867 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14868 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14869 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14870 -msched-prefer-non-control-spec-insns,
14871 -msched-stop-bits-after-every-cycle,
14872 -msched-count-spec-in-critical-path,
14873 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14874 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14875 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14876 and -msched-spec-verbose.
14878 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14880 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14881 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14883 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14885 2009-05-28 Richard Guenther <rguenther@suse.de>
14887 * tree-ssa-alias.c (ao_ref_init): New function.
14888 (ao_ref_base): Likewise.
14889 (ao_ref_base_alias_set): Likewise.
14890 (ao_ref_alias_set): Likewise.
14891 (refs_may_alias_p_1): Change signature.
14892 (refs_may_alias_p): Adjust.
14893 (refs_anti_dependent_p): Likewise.
14894 (refs_output_dependent_p): Likewise.
14895 (call_may_clobber_ref_p_1): Change signature.
14896 (call_may_clobber_ref_p): Adjust.
14897 (stmt_may_clobber_ref_p_1): New function split out from ...
14898 (stmt_may_clobber_ref_p): ... here.
14899 (maybe_skip_until): Adjust signature.
14900 (get_continuation_for_phi): Likewise.
14901 (walk_non_aliased_vuses): Likewise.
14902 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14903 (ao_ref_init): Declare.
14904 (ao_ref_base): Likewise.
14905 (ao_ref_alias_set): Likewise.
14906 (stmt_may_clobber_ref_p_1): Likewise.
14907 (walk_non_aliased_vuses): Adjust.
14908 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14909 (get_ref_from_reference_ops): remove.
14910 (vn_reference_lookup_2): Adjust signature.
14911 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14912 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14913 (vn_reference_lookup): Adjust.
14914 (vn_reference_insert): Likewise.
14915 (vn_reference_insert_pieces): Adjust signature.
14916 (visit_reference_op_call): Adjust.
14917 * tree-ssa-pre.c (get_expr_type): Simplify.
14918 (phi_translate_1): Adjust.
14919 (compute_avail): Likewise.
14920 (translate_vuse_through_block): Do not re-build trees.
14921 (value_dies_in_block_x): Likewise.
14922 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14924 (vn_reference_lookup_pieces): Adjust declaration.
14925 (vn_reference_insert_pieces): Likewise.
14927 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14929 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14930 with checking disabled.
14932 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14936 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14937 macro definition for support of three-operand format aligned
14938 .comm directive in assembler on cygwin/pe/mingw target OS.
14939 * configure: Regenerate.
14940 * config.h: Regenerate.
14942 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14943 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14944 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14946 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14947 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14949 2009-05-28 Ira Rosen <irar@il.ibm.com>
14951 PR tree-optimization/40254
14952 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14953 in analysis of basic blocks.
14955 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14957 PR middle-end/33699
14958 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14959 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14960 (TARGET_INITIALIZER): Use it.
14961 * cse.c (CHEAPER): Move it up to the other macros.
14962 (insert): Rename this ...
14963 (insert_with_costs): ... to this. Add cost parameters. Update
14965 (insert): New function. Call insert_with_costs.
14966 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14967 find_reg_offset_for_const, try_const_anchors): New functions.
14968 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14969 when using a const-anchor. Call insert_const_anchors.
14970 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14971 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14973 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14975 * tree-inline.c (remap_decls): Enable nonlocalized variables
14976 when not optimizing.
14978 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14980 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14981 Simplify other tests involving optimize.
14983 2009-05-27 Tom Tromey <tromey@redhat.com>
14985 * unwind-dw2.c (_Unwind_DebugHook): New function.
14986 (uw_install_context): Call _Unwind_DebugHook.
14988 2009-05-27 Tom Tromey <tromey@redhat.com>
14990 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14992 2009-05-27 Ian Lance Taylor <iant@google.com>
14994 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14995 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14996 (ALL_LINKERFLAGS): Define.
14997 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14998 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14999 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15000 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15001 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15002 $(LINKER_FOR_BUILD).
15003 (build/gcov-iov$(build_exeext)): Likewise.
15005 2009-05-27 Julian Brown <julian@codesourcery.com>
15007 * gcse.c (target.h): Include.
15008 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15009 copy of argument to a pseudo register.
15011 2009-05-27 Diego Novillo <dnovillo@google.com>
15013 * tree-ssa-live.c (dump_scope_block): Document arguments.
15014 (dump_scope_blocks): Document.
15015 (debug_scope_blocks): New.
15016 * tree-flow.h (debug_scope_blocks): Declare.
15018 2009-05-21 Denis Chertykov <denisc@overta.ru>
15020 * doc/contrib.texi (Contributors): Add myself to the list.
15022 2009-05-27 Olivier Hainque <hainque@adacore.com>
15024 * expr.c (target_align): New function. Alignment the TARGET of an
15025 assignment may be assume to have.
15026 (highest_pow2_factor_for_target): Use it instead of relying on
15027 immediate tree attributes of TARGET, not necessarily honored when
15028 intermediate bitfields are involved.
15030 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15033 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15034 AVX, SSE4, AES, PCLMUL and POPCNT.
15036 2009-05-27 Diego Novillo <dnovillo@google.com>
15038 * tree-pretty-print.c (dump_location): New.
15039 (dump_generic_node): Call it.
15040 Factor code to handle BLOCK nodes ...
15041 (dump_block_node): ... here.
15043 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15045 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15047 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15049 * gcc-plugin.h: Include config.h and system.h.
15050 (IN_GCC): Define if not defined.
15052 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15054 PR middle-end/40249
15055 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15058 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15060 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15062 * config/m32r/m32r.h: Ditto.
15063 * config/m32r/m32r.md: Ditto.
15064 * config/m32r/predicates.md: Ditto.
15066 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15068 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15070 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15073 (Loading plugins): typo.
15074 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15075 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15076 (Interacting with the GCC Garbage Collector): Added new section.
15077 (Giving information about a plugin): Added new section for
15079 * ggc.h (ggc_register_root_tab): Added declaration.
15080 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15081 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15082 (register_callback): Improved comment in declaration.
15083 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15084 (extra_root_vec) Added static variable for dynamic roots registration.
15085 (ggc_register_root_tab) Added new routine.
15086 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15087 PLUGIN_GGC_MARKING event.
15088 * ggc-zone.c: Include plugin.h.
15089 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15090 * ggc-page.c: Include plugin.h.
15091 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15092 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15093 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15094 (register_callback): check lack of callbacks for
15095 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15096 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15097 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15098 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15099 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15100 dependency on plugin.h.
15101 (plugin.o): Added dependency on ggc.h...
15103 2009-05-26 Richard Guenther <rguenther@suse.de>
15105 PR middle-end/40248
15107 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15108 with mismatched comparison modes.
15110 * expr.c (expand_expr_real_1): Expand the operand of a
15111 VIEW_CONVERT_EXPR in its natural mode.
15113 2009-05-26 Ian Lance Taylor <iant@google.com>
15115 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15116 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15117 (ALL_COMPILERFLAGS): Define.
15118 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15119 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15120 (collect2$(exeext), collect2.o): Likewise.
15121 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15122 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15123 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15124 (libbackend.o, intl.o, cppdefault.o): Likewise.
15125 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15126 (build/%.o): Use $(COMPILER_FOR_BUILD).
15127 (build/gen%$(build_exeext)): Likewise.
15128 (build/gcov-iov$(build_exeext)): LIkewise.
15129 * config/t-darwin (darwin.o): Use $(COMPILER).
15130 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15131 * config/t-sol2 (sol2-c.o): Likewise.
15132 (sol2.o): Likewise.
15133 * config/t-vxworks (vxworks.o): Likewise.
15134 * config/x-darwin (host-darwin.o): Likewise.
15135 * config/x-hpux (host-hpux.o): Likewise.
15136 * config/x-linux (host-linux.o): Likewise.
15137 * config/x-solaris (host-solaris.o): Likewise.
15138 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15139 * config/arm/t-arm (arm-c.o): Likewise.
15140 * config/arm/t-pe (pe.o): Likewise.
15141 * config/arm/t-wince-pe (pe.o): Likewise.
15142 * config/i386/t-cygming (winnt.o): Likewise.
15143 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15144 * config/i386/t-cygwin (cygwin1.o): Likewise.
15145 (cygwin2.o): Likewise.
15146 * config/i386/t-i386 (i386-c.o): Likewise.
15147 * config/i386/t-interix (winnt.o): Likewise.
15148 * config/i386/t-netware (netware.o): Likewise.
15149 * config/i386/t-nwld (nwld.o): Likewise.
15150 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15151 * config/i386/x-i386 (driver-i386.o): Likewise.
15152 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15153 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15154 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15155 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15156 * config/mips/x-native (driver-native.o): Likewise.
15157 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15158 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15159 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15160 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15161 * config/score/t-score-elf (score7.o): Likewise.
15162 (score3.o): Likewise.
15163 * config/sh/t-sh (sh-c.o): Likewise.
15164 * config/sh/t-symbian (sh-c.o): Likewise.
15165 (symbian.o): Likewise.
15166 * config/spu/t-spu-elf (spu-c.o): Likewise.
15167 * config/v850/t-v850 (v850-c.o): Likewise.
15168 * config/v850/t-v850e (v850-c.o): Likewise.
15170 2009-05-26 Richard Guenther <rguenther@suse.de>
15172 PR tree-optimization/40122
15173 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15174 VECTOR_CSTs if possible.
15175 (fold_gimple_assign): Likewise.
15177 2009-05-26 Richard Guenther <rguenther@suse.de>
15179 PR middle-end/40252
15180 * fold-const.c (fold_binary): Use the correct types for building
15183 2009-05-26 Richard Guenther <rguenther@suse.de>
15185 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15186 redundant calls to merge_alias_info.
15187 (bump_vector_ptr): Likewise.
15188 * tree-ssa-copy.c (merge_alias_info): Remove.
15189 (replace_exp_1): Remove call to merge_alias_info.
15190 (propagate_tree_value): Likewise.
15191 (fini_copy_prop): Propagate points-to info.
15192 * tree-flow.h (merge_alias_info): Remove.
15194 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15196 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15198 2009-05-25 Jan Hubicka <jh@suse.cz>
15200 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15201 * cgraph.h (struct inline_summary): New filed self_wize,
15202 size_inlining_benefit, self_time and time_inlining_benefit.
15203 (struct cgraph_global_info): Replace insns by time ans size fields.
15204 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15205 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15206 (ipcp_update_callgraph): Do not touch function bodies.
15207 * ipa-inline.c: Include except.h
15208 (MAX_TIME): New constant.
15209 (overall_insns): Remove.
15210 (leaf_node_p): New.
15211 (overall_size, max_benefit): New static variables.
15212 (cgraph_estimate_time_after_inlining): New function.
15213 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15214 (cgraph_clone_inlined_nodes): Update size.
15215 (cgraph_mark_inline_edge): Update size.
15216 (cgraph_estimate_growth): Use size info.
15217 (cgraph_check_inline_limits): Check size.
15218 (cgraph_default_inline_p): Likewise.
15219 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15220 (cgraph_decide_recursive_inlining): Check size.
15221 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15223 (cgraph_decide_inlining): Likewise.
15224 (cgraph_decide_inlining_incrementally): Likewise; honor
15225 PARAM_EARLY_INLINING_INSNS.
15226 (likely_eliminated_by_inlining_p): New predicate.
15227 (estimate_function_body_sizes): New function.
15228 (compute_inline_parameters): Use it.
15229 * except.c (must_not_throw_labels): New function.
15230 * except.h (must_not_throw_labels): Declare.
15231 * tree-inline.c (init_inline_once): Kill inlining_weigths
15232 * tree-ssa-structalias.c: Avoid uninitialized warning.
15233 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15234 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15235 (PARAM_INLINE_CALL_COST): Remove.
15236 (PARAM_EARLY_INLINING_INSNS): New.
15238 2009-05-25 Richard Guenther <rguenther@suse.de>
15240 PR tree-optimization/36327
15241 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15242 callback for reference translation or lookup at the point of may-defs.
15243 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15244 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15245 for union COMPONENT_REFs.
15246 (vn_reference_lookup_3): New callback. Lookup from memset
15247 and CONSTRUCTOR assignment, translate through struct copies.
15248 (vn_reference_lookup_pieces): Make sure to not free the
15249 passed operands array. Adjust walk_non_aliased_vuses call.
15250 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15251 make sure we do not leak memory.
15253 2009-05-25 Richard Guenther <rguenther@suse.de>
15255 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15256 * tree-inline.c (expand_call_inline): Reset the escaped and
15257 callused solutions.
15258 * tree-ssa-structalias.c (pass_build_ealias): New.
15259 * tree-pass.h (pass_build_ealias): Declare.
15260 * passes.c (init_optimization_passes): Add PTA during
15261 early optimizations.
15262 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15263 and CALLUSED solutions.
15264 (dump_points_to_solution): New function, split out from ...
15265 (dump_points_to_info_for): ... here.
15266 * tree-parloops.c (parallelize_loops): Reset the escaped and
15267 callused solutions.
15269 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15272 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15273 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15275 2009-05-25 Ira Rosen <irar@il.ibm.com>
15277 PR tree-optimization/40238
15278 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15279 statements after basic block's labels.
15280 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15281 to free the allocated memory.
15283 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15285 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15286 return address with a USE.
15288 2009-05-24 Richard Guenther <rguenther@suse.de>
15290 PR middle-end/40233
15291 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15292 array type from the main variant of the inner type.
15294 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15296 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15297 definition to bool (from int) to un-break build.
15298 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15300 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15302 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15303 discard_stmt_changes): Delete.
15304 * tree-ssa-operands.c (scb_stack): Delete.
15305 (init_ssa_operands): Do not initialize it.
15306 (fini_ssa_operands): Do not free it.
15307 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15309 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15310 update_stmt, remove the others. Fix comments.
15311 * tree-dfa.c (optimize_stack_restore): Likewise.
15312 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15313 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15314 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15315 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15317 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15318 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15319 (dom_opt_finalize_block): Likewise, adjusting access to
15321 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15322 (stmts_to_rescan): Change item type to gimple.
15323 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15325 2009-05-24 Ira Rosen <irar@il.ibm.com>
15327 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15328 * tree-pass.h (pass_slp_vectorize): New pass.
15329 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15330 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15331 * tree-vectorizer.c (timevar.h): Include.
15332 (user_vect_verbosity_level): Declare.
15333 (vect_location): Fix comment.
15334 (vect_set_verbosity_level): Update user_vect_verbosity_level
15335 instead of vect_verbosity_level.
15336 (vect_set_dump_settings): Add an argument. Ignore user defined
15337 verbosity if dump flags require higher level of verbosity. Print to
15338 stderr only for loop vectorization.
15339 (vectorize_loops): Update call to vect_set_dump_settings.
15340 (execute_vect_slp): New function.
15341 (gate_vect_slp): Likewise.
15342 (struct gimple_opt_pass pass_slp_vectorize): New.
15343 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15344 access its members.
15345 (vec_info_for_bb): New function.
15346 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15347 (VECTORIZATION_ENABLED): New macro.
15348 (SLP_ENABLED, SLP_DISABLED): Likewise.
15349 (vect_is_simple_use): Add bb_vec_info argument.
15350 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15351 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15352 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15353 vect_schedule_slp, vect_analyze_slp): Likewise.
15354 (vect_analyze_stmt): Add slp_tree argument.
15355 (find_bb_location): Declare.
15356 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15357 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15358 (vect_analyze_loop_operations, vect_analyze_loop,
15359 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15360 vect_finalize_reduction, vectorizable_reduction,
15361 vectorizable_live_operation, vect_transform_loop): Likewise.
15362 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15363 skip evolution analysis if analyzing a basic block.
15364 (dr_analyze_indices): Likewise.
15365 (initialize_data_dependence_relation): Skip the test whether the
15366 object is invariant for basic blocks.
15367 (compute_all_dependences): Skip dependence analysis for data
15368 references in basic blocks.
15369 (find_data_references_in_stmt): Don't fail in case of invariant
15370 access in basic block.
15371 (find_data_references_in_bb): New function.
15372 (find_data_references_in_loop): Move code to
15373 find_data_references_in_bb and add a call to it.
15374 (compute_data_dependences_for_bb): New function.
15375 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15376 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15378 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15379 unknown dependence in basic block and fail in case of dependence in
15381 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15382 dependence instances from either loop or basic block vectorization
15384 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15385 before calling nested_in_vect_loop_p.
15386 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15387 dependence instances from either loop or basic block vectorization
15389 (vect_verify_datarefs_alignment): Likewise.
15390 (vect_enhance_data_refs_alignment): Adjust function calls.
15391 (vect_analyze_data_refs_alignment): Likewise.
15392 (vect_analyze_group_access): Fix printing. Skip different checks if
15393 DR_STEP is 0. Keep strided stores either in loop or basic block
15394 vectorization data structure. Fix indentation.
15395 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15397 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15398 dependence instances from either loop or basic block vectorization
15400 (vect_analyze_data_refs): Update comment. Call
15401 compute_data_dependences_for_bb to analyze basic blocks.
15402 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15403 case of loop vectorization. In case of basic block vectorization use
15404 data-ref itself as a base.
15405 (vect_create_data_ref_ptr): In case of basic block vectorization:
15406 don't advance the pointer, add new statements before the current
15407 statement. Adjust function calls.
15408 (vect_supportable_dr_alignment): Support only aligned accesses in
15409 basic block vectorization.
15410 * common.opt (ftree-slp-vectorize): New flag.
15411 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15412 (vect_pattern_recog_1): Likewise.
15413 * tree-vect-stmts.c (process_use): Likewise.
15414 (vect_init_vector): Add new statements in the beginning of the basic
15415 block in case of basic block SLP.
15416 (vect_get_vec_def_for_operand): Adjust function calls.
15417 (vect_finish_stmt_generation): Likewise.
15418 (vectorizable_call): Add assert that it is loop vectorization, adjust
15420 (vectorizable_conversion, vectorizable_assignment): Likewise.
15421 (vectorizable_operation): In case of basic block SLP, take
15422 vectorization factor from statement's type and skip the relevance
15423 check. Adjust function calls.
15424 (vectorizable_type_demotion): Add assert that it is loop
15425 vectorization, adjust function calls.
15426 (vectorizable_type_promotion): Likewise.
15427 (vectorizable_store): Check for outer loop only in case of loop
15428 vectorization. Adjust function calls. For basic blocks, skip the
15429 relevance check and don't advance pointers.
15430 (vectorizable_load): Likewise.
15431 (vectorizable_condition): Add assert that it is loop vectorization,
15432 adjust function calls.
15433 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15434 that it is not reduction, get vector type, call only supported
15435 functions, skip loop specific parts.
15436 (vect_transform_stmt): Check for outer loop only in case of loop
15438 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15439 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15440 for external definition.
15441 * passes.c (pass_slp_vectorize): New pass.
15442 * tree-vect-slp.c (find_bb_location): New function.
15443 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15444 check for patterns only in loops.
15445 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15446 case of multiple types in basic block SLP.
15447 (vect_mark_slp_stmts_relevant): New function.
15448 (vect_supported_load_permutation_p): Fix comment.
15449 (vect_analyze_slp_instance): Add argument. In case of basic block
15450 SLP, take vectorization factor from statement's type, check that
15451 unrolling factor is 1. Adjust function call. Save SLP instance in
15452 either loop or basic block vectorization structure. Return FALSE,
15454 (vect_analyze_slp): Add argument. Get strided stores groups from
15455 either loop or basic block vectorization structure. Return FALSE
15456 if basic block SLP failed.
15457 (new_bb_vec_info): New function.
15458 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15459 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15460 (vect_schedule_slp): Add argument. Get SLP instances from either
15461 loop or basic block vectorization structure. Set vectorization factor
15462 to be 1 for basic block SLP.
15463 (vect_slp_transform_bb): New function.
15464 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15466 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15468 * final.c (shorten_branches): Do not align labels for jump tables.
15469 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15471 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15473 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15474 Remove outdated reference to flow.c and fix nits.
15475 * doc/gccint.texi: Tweak RTL description.
15476 * doc/rtl.texi: Likewise.
15478 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15480 * config/avr/avr.c: Change my email address.
15481 * config/avr/avr.h: Likewise.
15482 * config/avr/avr.md: Likewise.
15483 * config/avr/avr-protos.h: Likewise.
15484 * config/avr/libgcc.S: Likewise.
15486 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15488 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15489 (spu_split_load, spu_split_store): Change return type to int.
15490 (spu_split_convert): Declare.
15491 * config/spu/predicates.md (spu_mem_operand): Remove.
15492 (spu_mov_operand): Update.
15493 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15494 * config/spu/spu.c (regno_aligned_for_load): Remove.
15495 (reg_aligned_for_addr, spu_expand_load): Define.
15496 (spu_expand_extv): Reimplement and handle MEM.
15497 (spu_expand_insv): Handle MEM.
15498 (spu_sched_reorder): Handle insn's with length 0.
15499 (spu_legitimate_address_p): Reimplement.
15500 (store_with_one_insn_p): Return TRUE for any mode with size
15501 larger than 16 bytes.
15502 (address_needs_split): Define.
15503 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15505 (spu_convert_move): Define.
15506 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15507 (spu_split_store): Change all MEM's to TImode.
15508 (spu_init_expanders): Preallocate registers that correspond to
15509 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15511 (spu_split_convert): Define.
15512 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15513 (_move<mode>, _movdi, _movti): Update predicate and condition.
15514 (load, store): Change to define_split.
15515 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15517 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15518 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15519 define_insn_and_split of lshr<mode>3.
15520 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15521 (<v>ashr<mode>3_imm): Define.
15522 (extv, extzv, insv): Allow MEM operands.
15523 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15524 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15525 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15526 (_spu_convert2): Change to define_insn_and_split and remove the
15527 corresponding define_peephole2.
15528 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15529 Change predicates to memory_operand.
15531 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15533 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15535 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15537 PR tree-optimization/40219
15538 * tree.c (iterative_hash_expr): Make sure the builtin function is
15539 a normal builtin function and not a front end or back end builtin
15540 before indexing into the built_in_decls array.
15542 2009-05-22 Richard Guenther <rguenther@suse.de>
15544 PR middle-end/38964
15545 * alias.c (write_dependence_p): Do not use TBAA for answering
15546 anti-dependence or output-dependence.
15547 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15548 (emit_pointer_definition): Remove.
15549 (emit_alias_warning): Likewise.
15550 (find_what_var_points_to): Remove TBAA pruning code.
15551 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15553 (compute_points_to_sets): Remove code computing the set of
15554 dereferenced pointers.
15555 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15556 oracle for querying anti and output dependencies.
15557 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15558 if TBAA may be applied.
15559 (refs_anti_dependent_p): New function.
15560 (refs_output_dependent_p): Likewise.
15561 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15562 (refs_output_dependent_p): Likewise.
15563 * doc/tree-ssa.texi (Memory model): New section.
15564 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15565 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15566 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15567 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15568 * expr.c (expand_expr_real_1): Likewise.
15569 * gimple-low.c (lower_stmt): Likewise.
15570 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15571 (dump_gimple_cdt): Remove.
15572 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15573 (gimple_size): Likewise.
15574 (walk_gimple_op): Likewise.
15575 (is_gimple_stmt): Likewise.
15576 (walk_stmt_load_store_addr_ops): Likewise.
15577 (gimple_build_cdt): Remove.
15578 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15579 * gimple.h (gimple_cdt_new_type): Remove.
15580 (gimple_cdt_new_type_ptr): Likewise.
15581 (gimple_cdt_set_new_type): Likewise.
15582 (gimple_cdt_location): Likewise.
15583 (gimple_cdt_location_ptr): Likewise.
15584 (gimple_cdt_set_location): Likewise.
15585 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15586 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15587 GIMPLE_CHANGE_DYNAMIC_TYPE.
15588 (verify_types_in_gimple_stmt): Likewise.
15589 * tree-inline.c (estimate_num_insns): Likewise.
15590 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15591 (copy_decl_to_var): Likewise.
15592 (copy_result_decl_to_var): Likewise.
15593 * tree-pretty-print.c (dump_generic_node): Do not handle
15594 CHANGE_DYNAMIC_TYPE_EXPR.
15595 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15596 * tree-ssa-operands.c (get_expr_operands): Likewise.
15597 * tree-ssa-structalias.c (struct variable_info): Remove
15598 no_tbaa_pruning member.
15599 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15600 (unify_nodes): Do not copy it.
15601 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15602 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15603 (set_uids_in_ptset): Do not check it.
15604 (find_what_var_points_to): Likewise.
15605 (compute_tbaa_pruning): Remove.
15606 (compute_points_to_sets): Do not call it.
15607 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15608 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15609 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15610 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15611 (DECL_NO_TBAA_P): Likewise.
15612 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15613 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15614 (expand_omp_atomic_pipeline): Do not set it.
15615 * print-tree.c (print_node): Do not dump it.
15616 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15619 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15622 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15625 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15627 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15630 2009-05-22 Ben Elliston <bje@au.ibm.com>
15632 * Makefile.in (bversion.h, s-bversion): New targets.
15633 (TOPLEV_H): Add bversion.h.
15634 * toplev.h: Include "bversion.h".
15635 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15636 the __format__ attribute only if compiling with the same version
15637 of GCC as the sources (the "build version").
15639 2009-05-22 Ben Elliston <bje@au.ibm.com>
15641 * c-format.c (handle_format_attribute): Fix comment typo.
15643 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15646 * config/ia64/ia64.opt (mfused-madd): New.
15647 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15648 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15649 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15650 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15651 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15652 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15653 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15654 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15655 instruction if !TARGET_FUSED_MADD.
15656 (fpma, fpms): Remove colon from name.
15658 2009-05-22 Richard Guenther <rguenther@suse.de>
15660 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15661 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15662 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15664 (create_expression_by_pieces): Only convert if necessary.
15665 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15666 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15668 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15670 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15671 regular pattern from a template and rename it ...
15672 (*extzv_truncsi_exts): ... to this.
15674 2009-05-21 Richard Guenther <rguenther@suse.de>
15676 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15677 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15678 (cgraph_default_inline_p): Likewise.
15679 (cgraph_decide_inlining_incrementally): Likewise.
15681 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15682 Uros Bizjak <ubizjak@gmail.com>
15684 * config/i386/cpuid.h (bit_MOVBE): New.
15686 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15688 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15689 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15690 (ix86_handle_option): Handle OPT_mmovbe.
15691 (ix86_target_string): Add -mmovbe.
15692 (pta_flags): Add PTA_MOVBE.
15693 (processor_alias_table): Add PTA_MOVBE to "atom".
15694 (override_options): Handle PTA_MOVBE.
15696 * config/i386/i386.h (TARGET_MOVBE): New.
15698 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15699 (*bswapsi_movbe): New.
15700 (*bswapdi_movbe): Likewise.
15701 (bswapdi2): Renamed to ...
15702 (*bswapdi_1): This.
15703 (bswapdi2): New expander.
15705 * config/i386/i386.opt (mmovbe): New.
15707 * doc/invoke.texi: Document -mmovbe.
15709 2009-05-21 Taras Glek <tglek@mozilla.com>
15711 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15712 * gcc-plugin.h (plugin_init): Updated signature.
15713 * gcc-plugin.h (plugin_name_args): Moved to this header.
15714 * doc/plugins.texi (plugin_init): Updated documention to reflect
15716 * doc/plugins.texi (plugin_name_args): Added to documention.
15718 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15720 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15721 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15723 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15725 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15726 JUMP_TABLE_DATA_P predicates where applicable.
15727 * config/i386/predicates.md: Ditto.
15728 * config/i386/sse.md: Ditto.
15730 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15732 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15733 operand2 -128 override length_immediate attribute to 1.
15734 * config/i386/predicates.md (constm128_operand): New predicate.
15736 * config/i386/i386.c (memory_address_length): Handle %r12
15737 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15739 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15740 mode look through optional ZERO_EXTEND and SUBREG.
15741 * config/i386/i386.md (R12_REG): New define_constant.
15742 (prefix_data16): For sse unit set also for MODE_TI insns.
15743 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15744 insns set if operand 1 is ext_QIreg_operand.
15745 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15746 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15748 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15749 mode from MODE_DI to MODE_SI.
15750 (movdi_1_rex64): Override modrm and length_immediate attributes
15751 only for movabs (TYPE_IMOV, alternative 2).
15752 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15753 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15754 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15755 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15756 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15757 prefix_rex attribute if DImode.
15758 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15759 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15760 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15761 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15762 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15763 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15764 Likewise. For TYPE_IMOV clear length_immediate attribute.
15765 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15766 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15767 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15768 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15769 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15770 or one operand TYPE_ISHIFT.
15771 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15772 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15773 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15774 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15775 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15776 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15777 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15778 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15779 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15780 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15781 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15782 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15783 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15784 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15785 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15786 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15787 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15788 set mode attribute, don't override length attribute.
15789 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15791 (return_internal_long): Set length attribute to 2 instead of 1.
15792 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15793 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15794 prefix_rex attribute.
15795 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15797 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15799 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15801 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15803 2009-05-20 Ian Lance Taylor <iant@google.com>
15805 * tree.c (build_tree_list_vec_stat): New function.
15806 (ctor_to_vec): New function.
15807 (build_nt_call_vec): New function.
15808 (build_call_array): Change args to be a const pointer.
15809 (build_call_vec): New function.
15810 * tree.h (build_nt_call_vec): Declare.
15811 (build_tree_list_vec_stat): Declare.
15812 (build_tree_list_vec): Define.
15813 (build_call_array): Update declaration.
15814 (build_call_vec): Declare.
15815 (ctor_to_vec): Declare.
15816 * c-common.c (tree_vector_cache): New static variable.
15817 (make_tree_vector): New function.
15818 (release_tree_vector): New function.
15819 (make_tree_vector_single): New function.
15820 (make_tree_vector_copy): New function.
15821 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15822 (make_tree_vector_single, make_tree_vector_copy): Declare.
15823 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15824 (c_parser_expr_list): Don't manage cache here, instead call
15826 (c_parser_release_expr_list): Remove static function.
15827 (c_parser_vec_to_tree_list): Remove static function.
15828 (c_parser_attributes): Call build_tree_list_vec instead of
15829 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15830 c_parser_release_expr_list.
15831 (c_parser_postfix_expression_after_primary): Likewise.
15832 (c_parser_objc_keywordexpr): Likewise.
15834 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15836 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15837 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15838 TARGET_CONVERT_TO_TYPE.
15839 * hooks.c (hook_tree_const_tree_null): Define.
15840 * hooks.h (hook_tree_const_tree_null): Declare.
15841 * target.h (struct gcc_target): Add invalid_parameter_type,
15842 invalid_return_type, promoted_type, and convert_to_type fields.
15843 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15844 (TARGET_INVALID_RETURN_TYPE): Define.
15845 (TARGET_PROMOTED_TYPE): Define.
15846 (TARGET_CONVERT_TO_TYPE): Define.
15847 (TARGET_INITIALIZER): Update for new fields.
15848 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15849 (grokparms): Check targetm.invalid_parameter_type.
15850 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15851 * c-convert.c (convert): Check targetm.convert_to_type.
15853 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15855 * config/mips/mips.md (*extenddi_truncate<mode>,
15856 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15858 (*extendhi_truncateqi): New define_insn_and_sptit.
15860 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15862 PR middle-end/40204
15863 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15864 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15866 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15868 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15869 the operand of VIEW_CONVERT_EXPR.
15871 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15873 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15874 extended family and model for Intel processors. Support Intel Atom.
15876 2009-05-20 Olivier Hainque <hainque@adacore.com>
15878 * gstab.h (stab_code_type): Define, to be used instead of the
15879 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15881 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15882 occurrences by stab_code_type.
15883 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15885 2009-05-20 Martin Jambor <mjambor@suse.cz>
15887 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15888 (sra_insert_before): Likewise.
15889 (sra_insert_after): Likewise.
15890 (sra_init_cache): Likewise.
15891 (sra_type_can_be_decomposed_p): Likewise.
15892 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15893 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15894 (sra_insert_before): Likewise.
15895 (sra_insert_after): Likewise.
15896 (sra_init_cache): Likewise.
15897 (insert_edge_copies_seq): Made static and moved upwards.
15899 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15902 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15904 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15905 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15908 2009-05-20 Richard Guenther <rguenther@suse.de>
15910 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15911 with mismatched comparison modes.
15913 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15915 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15916 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15917 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15918 with shifts for Thumb2.
15919 (orsi_notsi): New for orn.
15920 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15921 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15922 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15923 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15924 Don't invert remainder for IOR.
15926 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15928 PR tree-optimization/40087
15929 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15930 number_of_iterations_ne): Rename never_infinite argument.
15931 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15932 number_of_iterations_le): Handle pointer-type ivs when
15933 exit_must_be_taken is false.
15934 (number_of_iterations_cond): Do not always assume that
15935 exit_must_be_taken if the control variable is a pointer.
15937 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15939 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15940 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15942 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15944 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15945 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15947 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15950 * c.opt (Wlogical-op): Disabled by default.
15951 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15953 * doc/invoke.texi (Wlogical-op): Likewise.
15955 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15957 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15959 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15960 Propagate the type of the first operand.
15961 <ASSERT_EXPR>: Simplify.
15962 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15963 Rewrite using the RHS code as discriminant.
15964 <NOP_EXPR>: Turn into CASE_CONVERT.
15965 <PLUS_EXPR>: Propagate the type of the first operand.
15967 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15969 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15970 (ia64_dconst_0_375): New.
15971 * config/ia64/ia64.c (ia64_override_options): Remove
15972 -minline-sqrt-min-latency warning.
15973 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15974 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15975 * config/ia64/ia64.md (*sqrt_approx): Remove.
15976 (sqrtsf2): Remove #if 0.
15977 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15978 (sqrtdf): Remove assert.
15979 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15980 (sqrtxf2): Remove #if 0.
15981 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15982 * div.md (sqrt_approx_rf): New.
15983 (sqrtsf2_internal_thr): New implementation.
15984 (sqrtsf2_internal_lat): New.
15985 (sqrtdf2_internal_thr: New implementation.
15986 (sqrtxf2_internal): New implementation.
15988 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15989 Hans-Peter Nilsson <hp@axis.com>
15991 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15992 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15993 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15994 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15995 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15996 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15997 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15998 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15999 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16000 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16001 * c-common.c: ...from here.
16003 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16005 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16007 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16009 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16011 2009-05-19 Ben Elliston <bje@au.ibm.com>
16013 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16014 assignments with memcpy calls.
16015 (add_fdes): Likewise.
16016 (binary_search_unencoded_fdes): Likewise.
16017 (linear_search_fdes): Eliminate type puns.
16019 2009-05-19 Richard Guenther <rguenther@suse.de>
16021 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16022 not falsely claim to have propagated into all uses.
16024 2009-05-19 Ben Elliston <bje@au.ibm.com>
16026 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16029 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16031 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16032 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16033 (TARGET_LEGITIMATE_ADDRESS_P): New.
16034 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16035 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16037 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16040 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16041 child of the containing namespace's DIE.
16043 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16045 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16046 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16047 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16050 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16053 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16054 gen_align with gen_pad.
16055 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16056 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16058 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16059 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16061 * config/i386/i386.md (align): Renamed to ...
16062 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16063 ASM_OUTPUT_MAX_SKIP_PAD.
16065 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16067 * config.gcc: Fix variable syntax.
16070 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16071 before calling exact_log2.
16072 (output_iorsi3): Likewise.
16073 (output_xorsi3): Likewise.
16075 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16077 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16078 for the none zero constant operand except for EQ and NE
16079 comprisons even when the first operand is R0.
16081 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16083 * config/s390/2064.md: Remove trailing whitespaces.
16084 * config/s390/2084.md: Likewise.
16085 * config/s390/constraints.md: Likewise.
16086 * config/s390/fixdfdi.h: Likewise.
16087 * config/s390/libgcc-glibc.ver: Likewise.
16088 * config/s390/s390-modes.def: Likewise.
16089 * config/s390/s390-protos.h: Likewise.
16090 * config/s390/s390.c: Likewise.
16091 * config/s390/s390.h: Likewise.
16092 * config/s390/s390.md: Likewise.
16093 * config/s390/tpf-unwind.h: Likewise.
16095 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16097 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16099 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16102 * configure.ac (m68k-*-*): Check if binutils support TLS.
16103 * configure: Regenerate.
16104 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16105 * config/m68k/constraints.md (Cu): New constraint.
16106 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16107 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16108 (movsi): Handle TLS symbols.
16109 (addsi3_5200): Handle XTLS symbols, indent.
16110 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16111 (m68k_tls_reference_p): Declare.
16112 (m68k_legitimize_address): Declare.
16113 (m68k_unwrap_symbol): Declare.
16114 * config/m68k/m68k.opt (mxtls): New option.
16115 * config/m68k/m68k.c (ggc.h): Include.
16116 (m68k_output_dwarf_dtprel): Implement hook.
16117 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16118 (m68k_expand_prologue): Load GOT pointer when function needs it.
16119 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16120 (m68k_legitimate_constant_address_p): Same.
16121 (m68k_decompose_address): Handle TLS references.
16122 (m68k_get_gp): New static function.
16123 (enum m68k_reloc): New contants.
16124 (TLS_RELOC_P): New macro.
16125 (m68k_wrap_symbol): New static function.
16126 (m68k_unwrap_symbol): New function.
16127 (m68k_final_prescan_insn_1): New static function.
16128 (m68k_final_prescan_insn): New function.
16129 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16131 (legitimize_pic_address): Handle TLS references..
16132 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16133 (m68k_libcall_value_in_a0_p)
16134 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16135 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16136 (m68k_legitimize_tls_address): Handle TLS references.
16137 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16139 (m68k_legitimize_address): Handle TLS symbols.
16140 (m68k_get_reloc_decoration): New static function.
16141 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16143 (m68k_output_dwarf_dtprel): Implement hook.
16144 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16145 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16146 m68k_call_* routines.
16147 (sched_attr_op_type): Handle TLS symbols.
16148 (gt-m68k.h): Include.
16149 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16150 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16152 2009-05-18 Martin Jambor <mjambor@suse.cz>
16154 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16155 (visit_store_addr_for_mod_analysis): New function.
16156 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16157 (determine_cst_member_ptr): Use gimple_assign_single_p.
16158 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16159 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16160 operands. Don't check number of operands of a NOP_EXPR.
16162 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16164 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16166 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16169 * c-common.c (warn_logical_operator): Don't warn if one of
16170 expression isn't always true or false.
16172 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16174 * config/i386/biarch32.h: New file.
16175 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16177 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16179 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16180 *zero_extend<mode>_truncqi): Merge these into ...
16181 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16182 Name the pattern following this as *zero_extendhi_truncqi.
16184 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16186 PR middle-end/39301
16187 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16188 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16189 (output_info): Make field HOST_WIDEST_INT.
16190 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16191 (dump_bitmat_statistics): Same.
16193 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16195 * config.gcc (use_gcc_stdint): Set to wrap.
16196 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16197 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16198 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16199 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16200 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16201 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16202 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16203 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16205 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16207 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16209 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16210 Move definitions earlier.
16211 (OPT_ARCH64, OPT_ARCH32): Define.
16212 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16215 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16218 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16221 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16223 * arm.md (movdi2): Copy non-reg values to DImode registers.
16225 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16228 * final.c (label_to_max_skip): New function.
16229 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16230 CODE_LABEL_NUMBER <= max_labelno.
16231 * output.h (label_to_max_skip): New prototype.
16232 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16233 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16234 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16235 Handle CODE_LABELs with >= 16 byte alignment or with
16236 max_skip == (1 << align) - 1.
16237 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16238 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16241 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16242 .p2align 3 if MAX_SKIP is smaller than 7.
16243 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16245 2009-05-15 Ian Lance Taylor <iant@google.com>
16247 * alias.c (struct alias_set_entry_d): Rename from struct
16248 alias_set_entry. Change all uses.
16249 * except.c (struct call_site_record_d): Rename from struct
16250 call_site_record. Change all uses.
16251 * except.h (struct eh_region_d): Rename from struct eh_region.
16253 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16255 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16256 ivtype_map_elt. Change all uses.
16257 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16259 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16260 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16262 (struct sese_d): Rename from struct sese. Change all uses.
16263 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16264 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16265 * optabs.h (struct optab_d): Rename from struct optab. Change all
16267 (struct convert_optab_d): Rename from struct convert_optab.
16269 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16270 ipa_opt_pass. Change all uses.
16271 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16274 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16275 defined as a typedef.
16276 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16279 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16282 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16284 (merge_ranges): Returns bool.
16285 * tree.h (make_range): .. to here.
16286 (build_range_check): Likewise.
16287 (merge_ranges): Likewise. Renamed from merge_ranges.
16288 * c-typeck.c (parser_build_binary_op): Update calls to
16289 warn_logical_operator.
16290 * c-common.c (warn_logical_operator): Add new warning.
16291 * c-common.h (warn_logical_operator): Update declaration.
16293 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16295 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16297 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16299 * doc/install.texi: Document MPC requirements, flags etc.
16301 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16302 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16303 Evaluate constant arguments.
16304 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16305 (fold_builtin_1): Likewise, also evaluate constant arguments.
16306 Remove superfluous break.
16307 (do_mpc_ckconv): New.
16308 * real.h: Include mpc.h.
16309 * toplev.c (print_version): Output MPC version info if available.
16311 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16313 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16315 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16317 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16320 2009-05-15 Jan Hubicka <jh@suse.cz>
16322 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16323 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16324 (try_inline): Fix return value.
16325 (cgraph_decide_inlining_incrementally): Honor new value.
16326 (cgraph_early_inlining): Handle indirect inlining.
16327 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16329 2009-05-15 Jan Hubicka <jh@suse.cz>
16331 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16332 * cgraphunit.c (cgraph_finalize_function): Set it.
16333 (cgraph_expand_function): Use it.
16335 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16337 * real.c (encode_ieee_half): Define.
16338 (decode_ieee_half): Define.
16339 (ieee_half_format): Define.
16340 (arm_half_format): Define.
16341 * real.h (ieee_half_format): Declare.
16342 (arm_half_format): Declare.
16344 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16346 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16347 swapped, and reversed optabs exist before trying to use them.
16349 2009-05-15 Paul Brook <paul@codesourcery.com>
16350 Sandra Loosemore <sandra@codesourcery.com>
16352 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16353 loads. Allow PRE_DEC.
16354 (output_move_neon): Handle PRE_DEC.
16355 (arm_print_operand): Add 'A' for neon structure loads.
16356 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16357 * config/arm/neon.md (neon_mov): Update comment.
16358 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16360 (Um): New constraint.
16362 2009-05-15 Jan Hubicka <jh@suse.cz>
16364 Revert the following patch until testsuite fallout is fixed:
16365 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16366 * cgraph.h (struct inline_summary): New filed self_wize,
16367 size_inlining_benefit, self_time and time_inlining_benefit.
16368 (struct cgraph_global_info): Replace insns by time ans size fields.
16369 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16370 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16371 (ipcp_update_callgraph): Do not touch function bodies.
16372 * ipa-inline.c: Include except.h
16373 (MAX_TIME): New constant.
16374 (overall_insns): Remove
16375 (overall_size, max_benefit): New static variables.
16376 (cgraph_estimate_time_after_inlining): New function.
16377 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16378 (cgraph_clone_inlined_nodes): Update size.
16379 (cgraph_mark_inline_edge): Update size.
16380 (cgraph_estimate_growth): Use size info.
16381 (cgraph_check_inline_limits): Check size.
16382 (cgraph_default_inline_p): Likewise.
16383 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16384 (cgraph_decide_recursive_inlining): Check size.
16385 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16387 (cgraph_decide_inlining): Likewise.
16388 (cgraph_decide_inlining_incrementally): Likewise; honor
16389 PARAM_EARLY_INLINING_INSNS.
16390 (likely_eliminated_by_inlining_p): New predicate.
16391 (estimate_function_body_sizes): New function.
16392 (compute_inline_parameters): Use it.
16393 * except.c (must_not_throw_labels): New function.
16394 * except.h (must_not_throw_labels): Declare.
16395 * tree-inline.c (init_inline_once): Kill inlining_weigths
16396 * tree-ssa-structalias.c: Avoid uninitialized warning.
16397 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16398 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16399 (PARAM_INLINE_CALL_COST): Remove.
16400 (PARAM_EARLY_INLINING_INSNS): New.
16402 2009-05-15 Richard Guenther <rguenther@suse.de>
16404 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16405 not TODO_update_ssa.
16407 2009-05-15 Richard Guenther <rguenther@suse.de>
16409 PR tree-optimization/39999
16410 * gimple.h (gimple_expr_type): Use the expression type looking
16411 through useless conversions.
16412 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16413 (vn_nary_op_insert_stmt): Likewise.
16414 (simplify_binary_expression): Likewise.
16416 2009-05-15 Richard Guenther <rguenther@suse.de>
16418 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16419 New options, enabled by default.
16420 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16422 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16423 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16424 * tree-ssa-structalias.c (gate_tree_pta): New function.
16425 (pass_build_alias): Use it.
16427 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16429 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16430 recurse on an invariant address if a conversion from a pointer
16431 type to a wider integer type is involved.
16433 2009-05-15 Jan Hubicka <jh@suse.cz>
16435 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16436 * cgraph.h (struct inline_summary): New filed self_wize,
16437 size_inlining_benefit, self_time and time_inlining_benefit.
16438 (struct cgraph_global_info): Replace insns by time ans size fields.
16439 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16440 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16441 (ipcp_update_callgraph): Do not touch function bodies.
16442 * ipa-inline.c: Include except.h
16443 (MAX_TIME): New constant.
16444 (overall_insns): Remove
16445 (overall_size, max_benefit): New static variables.
16446 (cgraph_estimate_time_after_inlining): New function.
16447 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16448 (cgraph_clone_inlined_nodes): Update size.
16449 (cgraph_mark_inline_edge): Update size.
16450 (cgraph_estimate_growth): Use size info.
16451 (cgraph_check_inline_limits): Check size.
16452 (cgraph_default_inline_p): Likewise.
16453 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16454 (cgraph_decide_recursive_inlining): Check size.
16455 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16457 (cgraph_decide_inlining): Likewise.
16458 (cgraph_decide_inlining_incrementally): Likewise; honor
16459 PARAM_EARLY_INLINING_INSNS.
16460 (likely_eliminated_by_inlining_p): New predicate.
16461 (estimate_function_body_sizes): New function.
16462 (compute_inline_parameters): Use it.
16463 * except.c (must_not_throw_labels): New function.
16464 * except.h (must_not_throw_labels): Declare.
16465 * tree-inline.c (init_inline_once): Kill inlining_weigths
16466 * tree-ssa-structalias.c: Avoid uninitialized warning.
16467 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16468 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16469 (PARAM_INLINE_CALL_COST): Remove.
16470 (PARAM_EARLY_INLINING_INSNS): New.
16471 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16472 (inline-call-cost): Remove.
16473 (early-inlining-insns): New.
16475 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16477 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16479 (print_int_cst_bounds_in_octal_p): Likewise.
16480 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16482 * dwarf2out.c (base_type_die): Likewise.
16483 (is_subrange_type): Delete.
16484 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16485 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16486 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16487 if the destination type is boolean.
16488 (build_range_check): Do not special-case subtypes.
16489 (fold_sign_changed_comparison): Likewise.
16490 (fold_unary): Likewise.
16491 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16492 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16493 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16494 * tree.c (subrange_type_for_debug_p): New predicate based on the
16495 former is_subrange_type.
16496 * tree.h (subrange_type_for_debug_p): Declare.
16497 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16498 (convert_affine_scev): Remove call to above function.
16499 (chrec_convert_aggressive): Likewise.
16500 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16501 false for conversions involving subtypes.
16502 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16503 (vrp_val_min): Likewise.
16504 (needs_overflow_infinity): Likewise.
16505 (extract_range_from_unary_expr): Likewise.
16507 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16509 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16510 * config/frv/frv.c: Likewise.
16511 * config/s390/s390.c: Likewise.
16512 * config/sparc/sparc.h: Likewise.
16513 * config/i386/i386.h: Likewise.
16514 * config/i386/i386.c: Likewise.
16515 * config/crx/crx.c: Likewise.
16516 * config/m68hc11/m68hc11.h: Likewise.
16517 * config/iq2000/iq2000.c: Likewise.
16518 * config/mn10300/mn10300.h: Likewise.
16519 * config/mn10300/mn10300.c: Likewise.
16520 * config/m68k/m68k.c: Likewise.
16521 * config/rs6000/rs6000.c: Likewise.
16522 * config/rs6000/xcoff.h: Likewise.
16523 * config/rs6000/linux64.h: Likewise.
16524 * config/rs6000/sysv4.h: Likewise.
16525 * config/score/score3.c: Likewise.
16526 * config/score/score7.c: Likewise.
16527 * config/score/score.c: Likewise.
16528 * config/arm/arm.md: Likewise.
16529 * config/mips/mips.c: Likewise.
16530 * config/mips/mips.md: Likewise.
16531 * config/bfin/bfin.h: Likewise.
16532 * config/pa/pa.c: Likewise.
16533 * config/pa/constraints.md: Likewise.
16535 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16536 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16537 * config/pdp11/pdp11.h: Use memory_address_p instead.
16539 2009-05-14 Ian Lance Taylor <iant@google.com>
16541 * passes.c (finish_optimization_passes): Change i to int.
16542 * plugin.c (plugins_active_p): Change event to int.
16543 (dump_active_plugins): Likewise.
16544 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16546 * tree.c (tree_range_check_failed): Change c to unsigned int.
16547 (omp_clause_range_check_failed): Likewise.
16548 (build_common_builtin_nodes): Change mode to int. Add cast.
16549 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16550 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16552 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16553 ++ or -- with a variable of enum type.
16555 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16558 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16560 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16562 * store-motion.c: Do not include params.h
16563 * Makefile.in: Fix dependencies for various files.
16565 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16567 * auto-inc-dec.c: Fix pass description, remove apparent
16568 accidental duplication.
16570 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16572 PR middle-end/40147
16573 * ipa-utils.h (memory_identifier_string): Moved to ...
16574 * tree.h (memory_identifier_string): Here. Add GTY(()).
16576 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16578 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16579 in the former documentation of...
16580 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16581 * ira-conflicts.c (get_dup_num): Use address_operand.
16582 * targhooks.c (default_legitimate_address_p): New.
16583 * targhooks.h (default_legitimate_address_p): New.
16584 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16586 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16587 * target.h (struct target): Add legitimate_address_p.
16588 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16589 (TARGET_INITIALIZER): Include it.
16591 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16592 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16593 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16594 (TARGET_LEGITIMATE_ADDRESS_P): New.
16596 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16597 (REG_OK_STRICT_P): Delete.
16598 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16599 (frv_legitimate_address_p_1): ... this.
16600 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16601 (frv_legitimate_address_p_1): ... the renamed old
16602 frv_legitimate_address_p.
16603 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16604 (TARGET_LEGITIMATE_ADDRESS_P): New.
16606 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16607 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16608 * config/s390/s390.c (legitimate_address_p): Rename to...
16609 (s390_legitimate_address_p): ... this, make static.
16610 (legitimize_address): Adjust call.
16611 (TARGET_LEGITIMATE_ADDRESS_P): New.
16612 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16614 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16615 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16616 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16617 (TARGET_LEGITIMATE_ADDRESS_P): New.
16619 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16620 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16621 * config/spu/spu.c (spu_legitimate_address): Rename to...
16622 (spu_legitimate_address_p): ... this, make static.
16623 (TARGET_LEGITIMATE_ADDRESS_P): New.
16625 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16626 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16627 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16628 (sparc_legitimate_address_p): ... this, make static and return bool.
16629 (legitimize_address): Adjust call.
16630 (TARGET_LEGITIMATE_ADDRESS_P): New.
16632 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16633 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16634 * config/i386/i386.c (legitimate_address_p): Rename to...
16635 (ix86_legitimate_address_p): ... this, make static.
16636 (constant_address_p): Move after it, adjust call.
16637 (TARGET_LEGITIMATE_ADDRESS_P): New.
16639 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16640 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16641 * config/avr/avr.c (legitimate_address_p): Rename to...
16642 (avr_legitimate_address_p): ... this, make static.
16643 (legitimize_address): Adjust call.
16644 (TARGET_LEGITIMATE_ADDRESS_P): New.
16646 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16647 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16648 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16649 (TARGET_LEGITIMATE_ADDRESS_P): New.
16651 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16652 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16653 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16654 (TARGET_LEGITIMATE_ADDRESS_P): New.
16656 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16657 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16659 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16661 (TARGET_LEGITIMATE_ADDRESS_P): New.
16663 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16664 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16666 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16668 (m68hc11_legitimate_address_p): ... this, make static.
16669 (go_if_legitimate_address_internal): Rename to...
16670 (m68hc11_legitimate_address_p_1): ... this.
16671 (legitimize_address): Adjust call.
16672 (TARGET_LEGITIMATE_ADDRESS_P): New.
16674 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16675 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16676 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16677 (TARGET_LEGITIMATE_ADDRESS_P): New.
16679 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16680 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16681 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16682 (mn10300_legitimate_address_p): ... this, make static.
16683 (TARGET_LEGITIMATE_ADDRESS_P): New.
16685 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16686 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16687 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16688 (TARGET_LEGITIMATE_ADDRESS_P): New.
16690 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16691 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16692 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16693 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16694 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16695 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16696 (rs6000_legitimate_address_p): ... this, make static.
16697 (TARGET_LEGITIMATE_ADDRESS_P): New.
16698 (REG_MODE_OK_FOR_BASE_P): Delete.
16699 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16701 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16702 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16704 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16705 static, adjust types.
16706 (TARGET_LEGITIMATE_ADDRESS_P): New.
16708 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16709 * config/score/score.c (score_address_p): Rename to...
16710 (score_legitimate_address_p): ... this.
16711 (TARGET_LEGITIMATE_ADDRESS_P): New.
16712 * config/score/score3.c (score3_address_p): Rename to...
16713 (score3_legitimate_address_p): ... this.
16714 * config/score/score7.c (score7_address_p): Rename to...
16715 (score7_legitimate_address_p): ... this.
16717 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16718 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16719 GO_IF_LEGITIMATE_ADDRESS): Delete.
16720 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16721 thumb2_legitimate_address_p): Delete.
16722 (arm_legitimate_address_p): Rename to...
16723 (arm_legitimate_address_outer_p): ... this.
16724 * config/arm/constraints.md ("Uq"): Adjust call.
16725 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16726 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16728 (arm_legitimate_address_outer_p): ... this.
16729 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16731 (TARGET_LEGITIMATE_ADDRESS_P): New.
16733 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16734 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16735 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16736 (TARGET_LEGITIMATE_ADDRESS_P): New.
16738 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16739 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16740 * config/vax/vax.c (legitimate_address_p): Rename to...
16741 (vax_legitimate_address_p): ... this, make static.
16742 (TARGET_LEGITIMATE_ADDRESS_P): New.
16744 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16745 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16746 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16747 (TARGET_LEGITIMATE_ADDRESS_P): New.
16749 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16750 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16751 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16752 (mmix_legitimate_address_p): ... this, make static.
16753 (TARGET_LEGITIMATE_ADDRESS_P): New.
16755 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16756 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16757 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16758 (TARGET_LEGITIMATE_ADDRESS_P): New.
16760 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16762 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16763 of MODE_COMPLEX_INT.
16765 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16767 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16768 LCT_NORMAL in function call.
16769 * mips-tdump.c (print_file_desc): Add cast to enum type.
16770 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16771 (mark_stabs): Add casts to enum types.
16772 (parse_stabs_common): Add casts to enum types.
16774 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16776 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16777 Check for invalid values of LETTER.
16779 2009-05-13 Taras Glek <tglek@mozilla.com>
16781 * attribs.c (register_attribute): moved out attribute registration
16782 into register_attribute.
16783 * doc/plugins.texi: Documented register_attribute and
16785 * gcc-plugin.h: Added forward decl for register_attribute.
16786 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16787 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16788 PLUGIN_ATTRIBUTES boilerplate.
16790 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16792 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16793 values even in sentinel and empty entries.
16794 (ms_printf_flag_specs): Likewise.
16795 (ms_scanf_flag_specs): Likewise.
16796 (ms_strftime_flag_specs): Likewise.
16797 (ms_print_char_table): Likewise.
16798 (ms_scan_char_table): Likewise.
16799 (ms_time_char_table): Likewise.
16801 2009-05-13 Doug Kwan <dougkwan@google.com>
16803 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16805 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16807 * config/mips/mips.md (store): Add attributes for QI and HI.
16809 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16810 (truncdi<mode>2): ... this new pattern.
16812 2009-05-13 Brad Hards <bradh@kde.org>
16814 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16816 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16817 Ben Elliston <bje@au.ibm.com>
16819 PR middle-end/40035
16820 * dse.c (check_mem_read_rtx): Guard against width == -1.
16822 2009-05-13 Michael Matz <matz@suse.de>
16824 PR middle-end/39976
16825 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16826 (trivially_conflicts_p): New function.
16827 (insert_backedge_copies): Use it.
16829 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16831 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16832 (handle_stdc_pragma): Use new enum constant names.
16833 (handle_pragma_float_const_decimal64): Ditto.
16835 2009-05-13 Ian Lance Taylor <iant@google.com>
16837 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16840 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16842 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16843 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16845 * config/m68k/m68k.h (FL_UCLINUX): Define.
16847 2009-05-13 Jan Hubicka <jh@suse.cz>
16849 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16851 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16853 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16854 unless -fschedule-insns is specified.
16856 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16859 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16860 TARGET_EXPAND_CBRANCHDI4.
16861 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16862 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16863 (cmpeqdi): Fix comment.
16865 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16867 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16868 (sh_legitimate_address_p): Likewise.
16869 * config/sh/sh.c (sh_legitimate_index_p): New.
16870 (sh_legitimate_address_p): Likewise.
16871 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16872 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16873 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16874 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16875 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16876 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16877 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16878 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16879 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16881 2009-05-12 Jan Hubicka <jh@suse.cz>
16883 * tree-inline.c (estimate_operator_cost): Add operands;
16884 when division happens by constant, it is cheap.
16885 (estimate_num_insns): Loads and stores are not having cost of 0;
16886 EH magic stuff is cheap; when computing runtime cost of switch,
16887 use log2 base of amount of its cases; builtin_expect has cost of 0;
16888 compute cost for moving return value of call.
16889 (init_inline_once): Initialize time_based flags.
16890 * tree-inline.h (eni_weights_d): Add time_based flag.
16892 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16894 * df-core.c: Update head documentation.
16896 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16899 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16900 shadowing exisiting variable op1.
16902 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16905 * config/i386/driver-i386.c (processor_signatures): New enum.
16906 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16907 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16908 processor signature to detect geode processor.
16910 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16914 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16916 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16917 causes spurious differences between trunk and cond-optab branch.
16919 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16921 * dojump.c (compare_from_rtx): Delete.
16922 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16923 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16924 if the comparison does not satisfy the predicate; test predicates for
16925 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16926 further if one existing pattern fails.
16927 * expr.h (compare_from_rtx): Delete.
16928 (prepare_operand): Declare it.
16929 * optabs.c: Change "lib call" to "libcall" throughout.
16930 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16931 HAVE_conditional_trap, emit_cmp_insn): Delete.
16932 (can_compare_p): Delete cmp_optab case.
16933 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16934 Accept other parameters by value.
16935 (prepare_operand): Make non-static.
16936 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16937 other parameters by value. Try to widen operands here based on
16938 an optab_methods argument and looking at cbranch_optab.
16939 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16940 loop. Use cbranch_optab directly.
16941 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16942 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16944 (emit_conditional_move, emit_conditional_add): Inline what's needed
16945 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16946 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16947 with COMPARE. Move cmov_optab and cstore_optab above
16948 with cbranch_optab, move cmp_optab down with ucmp_optab,
16949 remove tst_otpab. Do not initialize trap_rtx.
16950 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16951 for trap code. Do not check HAVE_conditional_trap. Use
16952 prepare_cmp_insn. Accept no predicate for operand 3.
16953 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16954 (OTI_ctrap, ctrap_optab): New.
16955 (tst_optab): Delete.
16956 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16957 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16958 with lookup of ctrap_optab.
16959 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16961 (ctrap_optab): New.
16963 * combine.c (combine_simplify_rtx, simplify_set): Do not
16964 special case comparing against zero for cc0 machines.
16965 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16966 COMPARE on cc0 machines.
16967 (simplify_relational_operation): Return a new expression when
16968 a COMPARE could be removed.
16969 * final.c (final_scan_insn): Compare cc_status values
16970 against LHS of a (compare FOO (const_int 0)) cc0 source.
16971 Also check if cc_status.value is the full compare.
16973 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16974 (cstoreMM4): Document.
16975 (conditional_trap): Document ctrapMM4 instead.
16976 (sync_compare_and_swapMM): Refer to cbranchcc4.
16977 (Dependent Patterns): Eliminate obsolete information referring to
16978 the old jump optimization phase.
16979 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16980 of compares with 0 on cc0 machines.
16981 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16982 avoiding references to cc0. Remove text about storing operands
16984 * doc/tm.texi (Condition Codes): Include blurb on different
16985 condition code representations, separate into subsections for
16986 CC0, MODE_CC and conditional execution.
16988 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16989 alpha_emit_setcc): Accept operands and a machine mode.
16990 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16991 Get code/op0/op1 from operands, use machine mode argument
16992 instead of alpha_compare.fp_p. Emit the branch here.
16993 (alpha_emit_setcc): Likewise, and return boolean.
16994 (alpha_emit_conditional_move): Likewise. Assert that
16995 cmp_op_mode == cmp_mode, and simplify accordingly.
16996 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16997 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16998 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17000 (stack probe test): Use cbranchdi4.
17001 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17003 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17004 * config/arc/arc.h (movsicc, movsfcc): Use it.
17005 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17006 (cbranchsi4, cstoresi4): New.
17007 (cmpsi, bCC and sCC expanders): Remove.
17009 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17010 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17011 * config/arm/predicates.md (arm_comparison_operator): Only include
17012 floating-point operators if there is a hardware floating-point unit.
17013 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17014 deferring to cbranch_cc and cstore_cc respectively.
17015 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17016 cbranch_cc, cstore_cc): New.
17017 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17019 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17021 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17022 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17024 (adjust_insn_length): Adjust calls.
17025 (avr_reorg): Handle (compare (foo) (const_int 0)).
17026 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17027 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17028 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17029 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17031 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17032 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17034 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17035 (cbranchsi4, cstorebi4, cstoresi4): New.
17036 (movbisi): This insn is duplicate, split it to zero_extend.
17037 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17038 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17039 (bfin_optimize_loop): Use cbranch expander.
17040 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17041 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17042 (bfin_bimode_comparison_operator): ... this.
17043 (bfin_direct_comparison_operator): New.
17045 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17046 inside (compare FOO (const_int 0)).
17047 (cris_rtx_costs): Handle ZERO_EXTRACT.
17048 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17049 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17050 (*tstdi_v32): Delete.
17051 (*cmpdi_non_v32): Add M alternative for operand 1.
17052 (cmpsi, cmp<mode>): Make private.
17053 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17055 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17057 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17058 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17059 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17060 (cc_reg_operand): New.
17061 (any_cond): Delete.
17062 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17063 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17064 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17065 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17066 crx_expand_scond): Delete.
17068 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17070 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17071 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17073 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17074 cstoresi4, cstoresf4, cstoredf4): New.
17075 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17076 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17077 Receive the entire operands array.
17078 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17079 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17080 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17081 Get test/op0/op1 from the operands array.
17082 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17084 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17085 (h8300_expand_store): New.
17086 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17088 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17089 (h8300_expand_store): New.
17090 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17091 or do not try to produce (set (cc0) REG).
17092 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17093 change a compare into a move to a scratch register. Disable some
17094 peepholes when comparing with zero.
17095 (tstsi, tsthi, tstsi, cmpqi): Make private.
17097 (bCC, sCC): Delete.
17098 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17101 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17102 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17103 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17104 (ix86_emit_i387_log1p): Use cbranchxf2.
17105 (ix86_expand_setcc): Return void.
17106 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17107 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17108 cmp<MODEF>, cmpcc): Remove.
17109 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17110 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17111 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17112 (sCC and bCC expanders): Remove.
17113 (stack_protect_test): Use cbranchcc4.
17115 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17117 (ia64_expand_compare): Accept three rtx by reference and return void.
17118 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17119 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17120 from *expr. Update *expr with the BImode comparison to do.
17121 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17122 cmptf, bCC, sCC, conditional_trap): Delete.
17123 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17124 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17125 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17126 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17127 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17129 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17130 type of last argument.
17131 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17132 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17133 use machine mode argument instead of branch_type. Remove dead
17134 code for floating-point comparisons.
17135 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17136 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17138 (cbranchsi4, cstoresi4): New.
17139 * config/iq2000/predicates.md (reg_or_const_operand): New.
17141 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17142 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17143 (b<code>_op): Rewrite to...
17144 (bcc_op): ... this, using match_operator.
17145 (s<code>_op): Rewrite to...
17146 (scc_op): ... this, using match_operator.
17147 (s<code>_24_op): Rewrite to...
17148 (scc_op_24): ... this, using match_operator.
17149 (s<code>_<mode>): Rewrite to...
17150 (cstore<mode>4): ... this, using match_operator.
17151 (s<code>_<mode>_24): Rewrite to...
17152 (cstore<mode>4_24): ... this, using match_operator.
17153 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17154 m32c_unpend_compare, m32c_expand_scc): Delete.
17155 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17156 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17157 (m32c_expand_movcc): Change NE to EQ if necessary.
17158 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17160 * config/m32r/m32r-protos.h (gen_cond_store): New.
17161 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17162 (gen_cond_store): New, from sCC patterns.
17163 (m32r_expand_block_move): Use cbranchsi4.
17164 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17165 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17166 (cbranchsi4, cstoresi4): New.
17168 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17170 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17171 (m68hc11_notice_update_cc): Look into a compare with 0.
17172 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17174 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17175 cmphi, cmpqi, bCC): Delete.
17176 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17177 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17178 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17181 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17182 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17183 * config/m68k/constraints.md (H): New.
17184 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17185 the define_insn below.
17186 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17187 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17188 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17189 patterns): Wrap RHS with COMPARE.
17190 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17191 (*cmpdi_internal): Name this pattern.
17192 (cmpdi): Change to define_insn.
17193 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17194 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17195 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17197 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17198 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17199 (conditional_trap): Change to...
17200 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17201 (*conditional_trap): Use the ordered_comparison_operator and
17202 const1_operand predicates.
17203 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17204 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17205 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17206 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17208 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17209 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17210 (mcore_gen_compare): New.
17211 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17212 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17213 (mcore_gen_compare): ... this.
17214 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17215 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17216 (stack probe pattern): Use cbranchsi4.
17218 * config/mips/predicates.md (mips_cstore_operator): New.
17219 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17220 * config/mips/mips.md (any_cond): Delete.
17221 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17223 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17224 fixuns_truncsfdi2): Use cbranch patterns.
17225 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17226 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17227 Adjust call to mips_expand_conditional_branch.
17228 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17230 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17231 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17232 * config/mips/mips.c (cmp_operands): Delete.
17233 (mips_emit_compare): Get comparison operands from *op0/*op1.
17234 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17235 that it succeeds. Use op0/op1 instead of cmp_operands.
17236 (mips_expand_conditional_branch, mips_expand_conditional_move,
17237 mips_expand_conditional_trap): Likewise.
17238 (mips_block_move_loop): Use cbranch patterns.
17239 * config/mips/mips.h (cmp_operands): Delete.
17241 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17242 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17243 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17244 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17245 (*cmpcc_folded): Rename to...
17246 (*cmpdi_folded): this.
17247 (*cmpcc): Rename to...
17249 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17252 (cbranchdf4): New. Handle invalid comparisons here.
17253 * config/mmix/predicates.md (float_comparison_operator): New.
17255 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17256 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17257 * config/mn10300/mn10300.md (tst): Delete.
17258 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17259 Name these patterns and wrap RHS in a compare.
17260 (*cmpsi): Make this pattern private. Include tst.
17261 (*cmpsf): Make this pattern private.
17262 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17263 (compare with zero peepholes): Likewise.
17265 (cbranchsi4, cbranchsf4): New.
17266 (casesi): Use cbranchsi4.
17268 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17269 hppa_branch_type): Delete.
17270 (return_addr_rtx): Use cbranchsi4.
17271 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17272 Emit CCFPmode comparison here.
17273 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17274 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17275 hppa_branch_type): Delete.
17276 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17277 (movsicc, movdicc): Remove references to hppa_compare_op0,
17278 hppa_compare_op1 and compare_from_rtx.
17279 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17280 (casesi): Use cbranchsi4.
17282 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17283 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17284 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17285 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17286 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17288 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17289 (*branch, *branch_inverted): New.
17291 * config/picochip/picochip.md (cbranchhi4): Use
17292 ordered_comparison_operator.
17293 (cmphi, bCC): Remove.
17295 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17296 (trap_comparison_operator): Delete.
17297 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17298 rs6000_emit_cbranch): Accept mode and operands.
17299 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17300 rs6000_compare_fp_p): Delete.
17301 (rs6000_generate_compare): Accept mode and comparison. Extract code
17302 and op0/op1 from there. Replace references to rs6000_compare_op0
17303 and rs6000_compare_op1.
17304 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17305 extract result from passed operands.
17306 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17307 extract loc from passed operands.
17308 (rs6000_emit_cmove): Likewise.
17309 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17310 rs6000_compare_fp_p): Delete.
17311 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17312 (cbranch<GPR>4, cbranch<FP>4): New.
17313 (cstore<mode>4): New. Consolidate here all choices about when to use
17314 portable or specialized sCC sequences.
17315 (stack_protect_test): Use cbranchsi4.
17316 (conditional_trap): Replace with ctrap<GPR>4.
17317 (conditional trap insn): Replace trap_comparison_operator with
17318 ordered_comparison_operator.
17320 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17321 (s390_emit_prologue): Use ctrap.
17322 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17323 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17324 New predicates replacing...
17325 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17326 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17327 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17328 (add<mode>cc): Do not use s390_compare_op0/op1.
17329 (s<code>): Change to...
17330 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17331 (seq): Change to...
17332 (cstorecc4): ... this. Handle EQ or NE equally.
17333 (*sne): Un-privatize for use in cstorecc4.
17334 (b<code>): Change to...
17335 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17336 (conditional_trap): Replace with...
17337 (ctrap<GPR>4, ctrap<FP>4): ... these.
17338 (stack_protect): Use cbranchcc4.
17340 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17341 * config/score/score-protos.h (score_gen_cmp): Delete.
17342 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17343 (score_block_move-loop): Use cbranchsi4.
17344 * config/score/score.md (cbranchsi4): New.
17345 (cmpsi, bCC): Delete.
17346 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17347 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17348 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17349 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17350 * config/score/score3.h (score3_gen_cmp): Delete.
17351 * config/score/score7.h (score7_gen_cmp): Delete.
17353 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17354 (sh_emit_scc_to_t): ... this. Return void.
17355 (from_compare): Rename to...
17356 (sh_emit_compare_and_branch): ... this.
17357 (sh_emit_compare_and_set): New.
17358 (sh_expand_t_scc): Accept operands.
17359 * config/sh/predicates.md (sh_float_comparison_operator): New.
17360 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17361 (prepare_scc_operands): Rename to...
17362 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17364 (sh_emit_cheap_store_flag): New.
17365 (sh_emit_set_t_insn): New.
17366 (from_compare): Rename to...
17367 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17368 handling of TARGET_SH2E floating point to avoid recursive call.
17369 Generate branch here.
17370 (sh_emit_compare_and_set): New.
17371 (sh_expand_t_scc): Get op0/op1 from arguments.
17372 (sh_emit_cheap_store_flag): New.
17373 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17375 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17376 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17377 (movsicc, movdicc): Do nothing when it recreated operands from
17378 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17379 prepare_scc_operands (now sh_emit_scc_to_t).
17380 (udivdi3): Use cstoresi4.
17381 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17382 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17383 (cbranchint4_media, cbranchfp4_media): New.
17384 (casesi): Use cbranchdi4.
17385 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17387 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17388 (movnegt): Remove second operand.
17389 (cbranchsf4, cbranchdf4): New.
17390 (stack_protect): Use cbranchdi4/cbranchsi4.
17392 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17393 (gen_compare_reg): Accept comparison, extract part of it to...
17394 (gen_compare_reg_1): ... this.
17395 (gen_compare_operator): Delete.
17396 (gen_v9_scc): Accept separate destination, comparison code and arms.
17397 Do not use sparc_compare_op0/sparc_compare_op1.
17398 (emit_scc_insn, emit_conditional_branch_insn): New.
17399 (emit_v9_brxx): Make static. Remove useless assertion.
17400 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17402 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17403 * config/sparc/sparc-protos.h (gen_compare_reg,
17404 sparc_emit_float_lib_cmp): Adjust prototype.
17405 (emit_scc_insn, emit_conditional_branch_insn): New.
17406 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17407 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17408 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17409 iterators to the top.
17410 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17411 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17412 snedi_special_trunc): Delete.
17413 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17414 and snedi_special_trunc.
17415 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17416 cbranchdi4, cbranch<F:mode>4): New.
17417 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17418 here. Use gen_compare_reg instead of gen_compare_operator.
17419 (conditional_trap): Replace with...
17420 (ctrapsi4, ctrapdi4): ... this.
17421 (stack_protect_test): Use cbranchcc4.
17423 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17425 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17426 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17427 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17428 from operands[0] or operands[3] depending on is_set.
17429 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17430 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17431 cmpdf, bCC), sCC: Remove.
17432 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17433 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17435 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17436 spu_emit_branch_or_set.
17438 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17440 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17441 xstormy16_compare_op1): Delete.
17442 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17443 xstormy16_compare_op1): Delete.
17444 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17446 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17447 (cmphi, cmpsi, bCC): Remove.
17449 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17450 (*cmpsi): ... this one.
17451 (cbranchsi4, cstoresi4): New.
17452 (bCC expanders): Delete.
17453 (sCC insns): Fold into...
17454 (*setcc): ... this one.
17455 (casesi): Do not use gen_cmpsi and gen_bgtu.
17456 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17457 (movsicc): Simplify.
17458 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17460 * config/vax/vax-protos.h (cond_name): New.
17461 (vax_output_conditional_branch): Remove.
17462 * config/vax/vax.c (cond_name): New.
17463 (vax_output_conditional_branch): Remove.
17464 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17465 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17466 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17467 (bit<VAXint>): Wrap source with (compare).
17468 (b<code> and following unnamed pattern): Rename to *branch and
17469 *branch_reversed. Change macroization to match_operator.
17470 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17472 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17473 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17474 Change last argument to machine_mode.
17475 (xtensa_expand_scc): Add machine_mode argument.
17476 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17477 (gen_conditional_move, xtensa_expand_conditional_branch,
17478 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17479 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17480 Adjust operand numbers.
17481 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17483 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17484 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17485 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17487 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17489 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17490 causes spurious differences between trunk and cond-optab branch.
17492 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17495 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17497 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17499 * tree.c (iterative_hash_pointer): Delete.
17500 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17501 Hash UIDs and versions of SSA names. Don't special-case built-in
17502 function declarations.
17504 2009-05-11 Ian Lance Taylor <iant@google.com>
17507 * graphite.c: Force -Wc++-compat to only be a warning before
17508 #including "cloog/cloog.h".
17510 2009-05-11 Martin Jambor <mjambor@suse.cz>
17512 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17514 2009-05-11 Jan Hubicka <jh@suse.cz>
17516 * tree-ssa-loop-ivcanon.c: Include target.h
17517 (struct loop_size): new structure.
17518 (constant_after_peeling): New predicate.
17519 (tree_estimate_loop_size): New function.
17520 (estimated_unrolled_size): Rewrite for new estimates.
17521 (try_unroll_loop_completely): Use new estimates.
17522 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17524 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17526 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17527 libcpp interface change.
17528 (spu_macro_to_expand): Likewise.
17530 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17532 PR tree-optimization/40026
17533 * gimplify.c (gimplify_init_constructor): Change initial conditional
17534 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17535 optimize_compound_literals_in_ctor.
17537 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17539 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17541 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17543 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17545 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17546 HOST_WIDE_INT for gap.
17548 2009-05-11 Ira Rosen <irar@il.ibm.com>
17550 PR tree-optimization/40074
17551 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17552 account in group size and step comparison.
17554 2009-05-11 Richard Guenther <rguenther@suse.de>
17556 * passes.c (init_optimization_passes): Strip now incorrect comment.
17557 (execute_function_todo): Do not set PROP_alias.
17558 * tree-pass.h (PROP_alias): Remove.
17559 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17560 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17561 * tree-nrv.c (pass_return_slot): Likewise.
17562 * tree-object-size.c (pass_object_sizes): Likewise.
17563 * tree-ssa-dom.c (pass_dominator): Likewise.
17564 (pass_phi_only_cprop): Likewise.
17565 * tree-ssa-dse.c (pass_dse): Likewise.
17566 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17567 (pass_cselim): Likewise.
17568 * tree-ssa-pre.c (pass_pre): Likewise.
17569 (pass_fre): Likewise.
17570 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17571 * tree-ssa-sink.c (pass_sink_code): Likewise.
17572 * tree-stdarg.c (pass_stdarg): Likewise.
17573 * tree-tailcall.c (pass_tail_calls): Likewise.
17574 * tree-vrp.c (pass_vrp): Likewise.
17576 2009-05-10 Ian Lance Taylor <iant@google.com>
17578 * basic-block.h (enum profile_status): Break out of struct
17579 control_flow_graph.
17580 * cgraph.h (struct inline_summary): Break out of struct
17582 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17583 of struct cgraph_order_sort.
17584 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17585 * cse.c (struct branch_path): Break out of struct
17586 cse_basic_block_data.
17587 * except.h (enum eh_region_type): Break out of struct eh_region.
17588 * gcc.c (enum add_del): Break out of struct modify_target.
17589 * genrecog.c (enum decision_type): Break out of struct decision_test.
17590 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17592 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17593 * regmove.c (enum match_use): New enum, broken out of struct match.
17594 * sched-int.h (enum post_call_group): New enum, broken out of
17596 (struct deps_reg): Break out of struct deps.
17597 * target.h (struct asm_int_op): Break out of struct gcc_target.
17598 * tree-eh.c (struct goto_queue_node): Break out of struct
17600 * tree-inline.h (enum copy_body_cge_which): Break out of
17602 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17604 * c-decl.c (in_struct, struct_types): New static variables.
17605 (pushtag): Add loc parameter. Change all callers.
17606 (lookup_tag): Add ploc parameter. Change all callers.
17607 (check_compound_literal_type): New function.
17608 (parser_xref_tag): Add loc parameter. Change all callers. If
17609 -Wc++-compat, warn about struct/union/enum types defined within a
17611 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17612 and loc parameters. Change all callers. Change error calls to
17613 error_at, using loc. For a redefinition, if the location of the
17614 original definition is known, report it. Set in_struct and
17615 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17616 (finish_struct): Add new parameters enclosing_in_struct and
17617 enclosing_struct_types. Change all callers. Set
17618 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17619 in the struct. If in a struct, add this struct to struct_types.
17620 (start_enum): Add loc parameter. Change all callers. Use
17621 error_at for errors, using loc. For a redefinition, if the
17622 location of the original definition is known, report it. If in a
17623 struct, add this enum type to struct_types. If -Wc++-compat warn
17624 if in sizeof, typeof, or alignof.
17625 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17626 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17627 (c_parser_enum_specifier): Get enum location for start_enum.
17628 (c_parser_struct_or_union_specifier): Get struct location for
17629 start_struct. Save in_struct and struct_types status between
17630 start_struct and finish_struct.
17631 (c_parser_cast_expression): Get location of cast.
17632 (c_parser_alignof_expression): Get location of type.
17633 (c_parser_postfix_expression): Likewise.
17634 (c_parser_postfix_expression_after_paren_type): Add type_loc
17635 parameter. Change all callers. Call check_compound_literal_type.
17636 Use type_loc for error about variable size type.
17637 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17638 of an enum constant from an enum type defined in a struct or union.
17639 (c_cast_expr): Add loc parameter. Change all callers. If
17640 -Wc++-compat, warn about defining a type in a cast.
17641 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17642 (start_enum, start_struct, finish_struct): Update declarations.
17643 (parser_xref_tag, c_cast_expr): Update declarations.
17644 (check_compound_literal_type): Declare.
17646 2009-05-11 Ben Elliston <bje@au.ibm.com>
17648 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17649 for recent libcpp interface change.
17650 (rs6000_macro_to_expand): Likewise.
17652 2009-05-10 Michael Matz <matz@suse.de>
17655 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17656 not at entry of function.
17658 2009-05-10 Richard Guenther <rguenther@suse.de>
17660 PR tree-optimization/40081
17662 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17663 using the main variant of the element type. Do not fiddle with
17664 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17666 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17667 structs with volatile fields.
17669 2009-05-10 Jan Hubicka <jh@suse.cz>
17671 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17672 (estimate_move_cost): Assert that it does not get called for
17674 (estimate_num_insns): Skip VOID types in argument handling.
17675 (optimize_inline_calls): Delete unreachable blocks and verify that
17676 callgraph is valid.
17678 2009-05-10 Jan Hubicka <jh@suse.cz>
17680 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17681 * cgraph.c (cgraph_mark_address_taken_node): New function.
17682 (dump_cgraph_node): Dump new flag.
17683 * cgraph.h (struct cgraph_node): Add address_taken.
17684 (cgraph_mark_address_taken_node): New function.
17685 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17686 since new direct calls can be born.
17688 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17690 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17691 tok->val.node.node.
17693 2009-05-10 Jan Hubicka <jh@suse.cz>
17695 PR middle-end/40084
17696 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17698 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17699 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17700 * tree-inline.c (copy_bb): Set frequency correctly.
17701 (fold_marked_statements): Update call to
17702 cgraph_update_edges_for_call_stmt.
17704 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17706 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17707 identifiers in diagnostics.
17708 * config/arm/arm.c (arm_handle_fndecl_attribute,
17709 arm_handle_isr_attribute): Likewise.
17710 * config/avr/avr.c (avr_handle_progmem_attribute,
17711 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17712 * config/bfin/bfin.c (handle_int_attribute,
17713 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17714 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17715 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17717 * config/darwin.c (darwin_handle_kext_attribute,
17718 darwin_handle_weak_import_attribute): Likewise.
17719 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17720 h8300_handle_eightbit_data_attribute,
17721 h8300_handle_tiny_data_attribute): Likewise.
17722 * config/i386/i386.c (ix86_handle_cconv_attribute,
17723 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17724 * config/i386/winnt.c (ix86_handle_shared_attribute,
17725 ix86_handle_selectany_attribute): Likewise.
17726 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17727 * config/m32c/m32c.c (function_vector_handler): Likewise.
17728 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17729 m68hc11_handle_fntype_attribute): Likewise.
17730 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17731 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17732 * config/mips/mips.c (mips_insert_attributes,
17733 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17734 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17735 rs6000_handle_struct_attribute): Likewise.
17736 * config/sh/sh.c (sh_insert_attributes,
17737 sh_handle_resbank_handler_attribute,
17738 sh_handle_interrupt_handler_attribute,
17739 sh2a_handle_function_vector_handler_attribute,
17740 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17742 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17743 * config/spu/spu.c (spu_handle_fndecl_attribute,
17744 spu_handle_vector_attribute): Likewise.
17745 * config/stormy16/stormy16.c
17746 (xstormy16_handle_interrupt_attribute): Likewise.
17747 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17748 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17750 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17752 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17753 (pp_translate_identifiers): New.
17754 (pp_identifier): Only conditionally translate identifier to locale
17756 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17757 (pp_base_tree_identifier): Only conditionally translate identifier
17758 to locale character set.
17759 * c-pretty-print.c (M_): Define.
17760 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17761 fragments for conditional translation with M_.
17762 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17763 identifier translation.
17765 2009-05-10 Richard Guenther <rguenther@suse.de>
17767 PR tree-optimization/40081
17768 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17769 using the main variant of the element type. Do not fiddle with
17770 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17772 2009-05-09 Jan Hubicka <jh@suse.cz>
17774 PR middle-end/40080
17775 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17776 indirect calls; verify cgraph afterwards.
17778 2009-05-09 Jan Hubicka <jh@suse.cz>
17781 * ipa.c (update_inlined_to_pointer): New function.
17782 (cgraph_remove_unreachable_nodes): Use it.
17784 2009-05-09 Jan Hubicka <jh@suse.cz>
17786 * tree-eh.c (struct leh_state): Remove prev_try.
17787 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17788 not track prev_try.
17789 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17790 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17791 remove_eh_handler_and_replace, foreach_reachable_handler,
17792 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17793 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17794 (gen_eh_region_cleanup): Update prototype.
17796 2009-05-09 Jan Hubicka <jh@suse.cz>
17798 PR middle-end/40043
17799 * except.c (copy_eh_region): Always set prev_try.
17800 (redirect_eh_edge_to_label): Find outer try.
17801 (foreach_reachable_handler): When looking for prev try
17802 handle case where previous try is not going to be taken.
17804 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17806 PR tree-optimization/40049
17807 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17808 only vector/vector shifts, convert the type of the constant to the
17809 appropriate type to avoid building incorrect trees, which
17810 eventually have problems with garbage collection.
17812 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17814 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17815 -1 for complex floating-point types if honoring signed zeros.
17817 2009-05-08 Jan Hubicka <jh@suse.cz>
17819 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17820 argument; handle correctly when profile is absent.
17821 (build_cgraph_edges): Update.
17822 (rebuild_cgraph_edges): Update.
17823 * cgraph.c: Do not include varray.h.
17824 (cgraph_set_call_stmt_including_clones): New function.
17825 (cgraph_create_edge_including_clones): Likewise
17826 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17827 (cgraph_update_edges_for_call_stmt): Handle clones.
17828 (cgraph_remove_node): Handle clone tree.
17829 (cgraph_remove_node_and_inline_clones): New function.
17830 (dump_cgraph_node): Dump clone tree.
17831 (cgraph_clone_node): Handle clone tree.
17832 (clone_function_name): Bring here from tree-inline.c.
17833 (cgraph_create_virtual_clone): New function.
17834 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17835 (cgraph_clone_info): New function.
17836 (strut cgraph_node): Add clone_info and new clone tree pointers.
17837 (cgraph_remove_node_and_inline_clones,
17838 cgraph_set_call_stmt_including_clones,
17839 cgraph_create_edge_including_clones,
17840 cgraph_create_virtual_clone): Declare.
17841 (cgraph_function_versioning): Use VEC argument.
17842 (compute_call_stmt_bb_frequency): Update prototype.
17843 (cgraph_materialize_all_clones): New function.
17844 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17845 (ipcp_create_replace_map): Update to VECtors.
17846 (ipcp_update_callgraph): Use virtual clones.
17847 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17848 (ipcp_update_profiling): Do not update local profiling.
17849 (ipcp_insert_stage): Use VECtors and virtual clones.
17850 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17851 (clone_of_p): New function.
17852 (cgraph_preserve_function_body_p): Use clone tree.
17853 (cgraph_optimize): Materialize clones.
17854 (cgraph_function_versioning): Update for VECtors.
17855 (save_inline_function_body): Use clone tree.
17856 (cgraph_materialize_clone): New function.
17857 (cgraph_materialize_all_clones): Likewise.
17858 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17859 * ipa.c: Include gimple.h.
17860 (cgraph_remove_unreachable_nodes): Use clone tree.
17861 * ipa-prop.c (ipa_note_param_call): Update call to
17862 compute_call_stmt_bb_frequencycall.
17863 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17864 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17865 (copy_bb): Handle updating of clone tree; add new edge when new call
17867 (expand_call_inline): Be strict about every call having edge.
17868 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17869 (delete_unreachable_blocks_update_callgraph): New function.
17870 (tree_function_versioning): Use VECtors; always remove unreachable
17871 blocks and fold conditionals.
17872 * tree-inline.h: Do not include varray.h.
17873 (tree_function_versioning): Remove.
17874 * Makefile.in (GTFILES): Remove tree-inline.c
17875 * passes.c (do_per_function): Do only functions having body.
17876 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17879 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17880 Andrew Morrow <acm@google.com>
17883 * c-common.c (c_common_attribute_table): Permit deprecated
17884 attribute to take an optional argument.
17885 (handle_deprecated_attribute): If the optional argument to
17886 __attribute__((deprecated)) is not a string ignore the attribute
17887 and emit a warning.
17889 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17890 * c-typeck.c (build_component_ref): Likewise.
17891 (build_external_ref): Likewise.
17893 * toplev.c (warn_deprecated_use): Add an attribute argument.
17894 Emit the message associated with __attribute__((deprecated)).
17896 * toplev.h (warn_deprecated_use): Updated.
17898 * doc/extend.texi: Document new optional parameter to
17899 __attribute__((deprecated))
17901 2009-05-08 Michael Eager <eager@eagercon.com>
17903 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17904 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17906 2009-05-08 Richard Guenther <rguenther@suse.de>
17908 PR tree-optimization/40062
17909 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17910 Avoid exponential behavior.
17912 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17914 PR rtl-optimization/33928
17916 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17917 process_uses, build_single_def_use_links): New.
17918 (update_df): Update use_def_ref.
17919 (forward_propagate_into): Use get_def_for_use instead of use-def
17921 (fwprop_init): Call build_single_def_use_links and let it initialize
17923 (fwprop_done): Free use_def_ref.
17924 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17925 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17926 df_rd_simulate_one_insn): New.
17927 (df_rd_bb_local_compute_process_def): Update head comment.
17928 (df_chain_create_bb): Use the new RD simulation functions.
17929 * df.h (df_rd_simulate_artificial_defs_at_top,
17930 df_rd_simulate_one_insn): New.
17931 * opts.c (decode_options): Enable fwprop at -O1.
17932 * doc/invoke.texi (-fforward-propagate): Document this.
17934 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17937 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17938 and one complex operand specially.
17939 * tree-complex.c (some_nonzerop): Do not identify a real value as
17940 zero if flag_signed_zeros.
17942 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17944 PR rtl-optimization/33928
17945 * loop-invariant.c (record_use): Fix && vs. || mishap.
17947 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17949 PR rtl-optimization/33928
17950 * loop-invariant.c (struct use): Add addr_use_p.
17951 (struct def): Add n_addr_uses.
17952 (struct invariant): Add cheap_address.
17953 (create_new_invariant): Set cheap_address.
17954 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17955 (record_uses): Pass df_ref to record_use.
17956 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17959 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17961 * config/sh/sh.c: Do not include c-pragma.h.
17963 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17965 * config/spu/spu.c: Remove include of c-common.h.
17967 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17970 * c-common.h (mark_valid_location_for_stdc_pragma,
17971 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17972 clear_float_const_decimal64, float_const_decimal64_p): New.
17973 * c.opt (Wunsuffixed-float-constants): New.
17974 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17975 unsuffixed float constant, handle new warning.
17976 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17977 * c-decl.c (c_scope): New flag float_const_decimal64.
17978 (set_float_const_decimal64, clear_float_const_decimal64,
17979 float_const_decimal64_p): New.
17980 (push_scope): Set new flag.
17981 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17982 to use STDC pragmas.
17983 (c_parser_external_declaration): Ditto.
17984 (c_parser_compound_statement_nostart): Ditto.
17985 * c-pragma.c (valid_location_for_stdc_pragma,
17986 mark_valid_location_for_stdc_pragma,
17987 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17988 handle_pragma_float_const_decimal64): New.
17989 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17990 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17991 set_float_const_decimal64, clear_float_const_decimal64,
17992 float_const_decimal64_p): New dummy functions.
17993 * doc/extend.texi (Decimal Float): Remove statement that the
17994 pragma, and suffix for double constants, are not supported.
17995 * doc/invoke.texi (Warning Options): List new option.
17996 (-Wunsuffixed-float-constants): New.
17998 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18000 * config/i386/i386.c: Do not include c-common.h.
18002 2009-05-07 Mark Heffernan <meheff@google.com>
18004 * doc/invoke.texi (Debugging Options): Document change of debugging
18006 * opts.c (decode_options): Make dump_base_name relative to
18007 aux_base_name directory.
18009 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18011 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18012 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18014 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18016 * Makefile.in (install-plugin): Simplify a bit.
18018 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18020 * Makefile.in (OBJS-common): Add regcprop.o.
18022 * timevar.def (TV_CPROP_REGISTERS): New.
18023 * regrename.c (regrename_optimize): Return 0.
18024 (rest_of_handle_regrename): Delete.
18025 (pass_rename_registers): Point to regrename_optimize.
18026 (struct value_data_entry, struct value_data,
18027 kill_value_one_regno, kill_value_regno, kill_value,
18028 set_value_regno, init_value_data, kill_clobbered_value,
18029 kill_set_value, kill_autoinc_value, copy_value,
18030 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18031 replace_oldest_value_reg, replace_oldest_value_addr,
18032 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18033 debug_value_data, validate_value_data): Move...
18034 * regcprop.c: ... here.
18035 (rest_of_handle_cprop): Delete.
18036 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18038 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18040 PR middle-end/40057
18041 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18042 GEN_INT for 1 << bitnum.
18043 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18044 build_int_cst_type.
18046 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18048 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18049 Remove wrong description of "nand" operation.
18051 2009-05-06 Richard Guenther <rguenther@suse.de>
18052 Adam Nemet <anemet@caviumnetworks.com>
18054 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18055 comment. Add that if LHS is not a gimple register, then RHS1 has
18056 to be a single object (GIMPLE_SINGLE_RHS).
18058 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18060 * expr.c (get_def_for_expr): Move it up in the file.
18061 (store_field): When expanding a bit-field store, look at the
18062 defining gimple stmt for the masking conversion.
18064 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18066 PR middle-end/39986
18067 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18068 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18069 32-bit memcpy into long.
18071 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18073 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18074 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18076 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18077 instead of appending DW_OP_deref*.
18079 2009-05-06 Michael Matz <matz@suse.de>
18081 PR middle-end/40021
18082 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18083 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18085 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18087 * Makefile.in (install-plugin): Fix srcdir handling.
18089 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18091 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18092 when processing for not_regs_needed bitmap.
18093 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18094 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18095 handling it for rhs.
18097 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18099 * config/i386/i386.md (unnamed inc/dec peephole): Use
18100 optimize_insn_for_size_p instead of optimize_size.
18101 * config/i386/predicates.md (incdec_operand): Likewise.
18102 (aligned_operand): Likewise.
18103 * config/i386/sse.md (divv8sf3): Likewise.
18104 (sqrtv8sf2): Likewise.
18106 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18108 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18110 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18112 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18114 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18115 ssemodesuffixf2c with avxmodesuffixf2c.
18117 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18120 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18122 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18124 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18125 (struct tree_base): Adjust spacing for 8 bit boundaries.
18126 (struct tree_decl_common): Add decl_by_reference_flag bit.
18127 (DECL_BY_REFERENCE): Adjust.
18128 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18129 print DECL_BY_REFERENCE bit.
18130 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18131 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18132 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18133 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18136 PR middle-end/39666
18137 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18138 range of the type, but default label is missing, add it with one
18139 of the existing labels instead of adding a new label for it.
18141 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18145 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18147 * Makefile.in (enable_plugin, plugin_includedir): New.
18148 (install): Depend on install-plugin.
18149 (PLUGIN_HEADERS): New.
18150 (install-plugin): New.
18151 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18153 2009-05-05 Richard Guenther <rguenther@suse.de>
18155 PR tree-optimization/40022
18156 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18158 (phivn_valid_p): Fix tuplification error, simplify.
18159 (phiprop_insert_phi): Add dumps.
18160 (propagate_with_phi): Simplify.
18162 2009-05-05 Richard Guenther <rguenther@suse.de>
18164 PR middle-end/40023
18165 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18167 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18169 * tree.h (strip_float_extensions): Remove duplicate declaration.
18170 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18171 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18172 block_ultimate_origin): Rearrange the declarations line to match the
18173 comment that indicates the .c file which the functions are defined.
18174 (dwarf2out_*, set_decl_rtl): Add comment.
18175 (get_base_address): Adjust comment.
18176 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18177 declarations line and add comment.
18178 (is_builtin_name): Add blank after function name, for clarity.
18180 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18182 * attribs.c (decl_attributes): Use %qE for identifiers in
18184 * cgraphunit.c (verify_cgraph_node): Translate function names to
18185 locale character set in diagnostics.
18186 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18188 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18189 Document that functions are named in UTF-8.
18190 * expr.c (expand_expr_real_1): Translate function names to locale
18191 character set in diagnostics.
18192 * gimplify.c (omp_notice_variable, omp_is_private,
18193 gimplify_scan_omp_clauses): Use %qE for identifiers in
18195 * langhooks.c (lhd_print_error_function): Translate function names
18196 to locale character set.
18197 * langhooks.h (decl_printable_name): Document that return value is
18198 in internal character set.
18199 * stmt.c: Include pretty-print.h
18200 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18202 (resolve_operand_name_1): Translate named operand name to locale
18204 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18206 * toplev.c (announce_function): Translate function names to locale
18208 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18209 (default_tree_printer): Use pp_identifier or translate identifiers
18210 to locale character set. Mark "<anonymous>" for translation.
18211 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18212 for identifiers in diagnostics.
18213 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18215 * varasm.c (output_constructor): Use %qE for identifiers in
18218 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18220 * configure.ac: use ` ` instead of $()
18221 * configure: Regenerate.
18223 2009-05-05 Ben Elliston <bje@au.ibm.com>
18225 * config/pa/linux-atomic.c: Eliminate conditional include of
18226 errno.h on non-LP64 systems to simplify build requirements.
18228 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18230 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18232 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18233 and pass value to identifier_to_locale.
18234 (warn_variable_length_array): Make name a tree.
18235 (grokdeclarator): Separate diagnostic texts for named and unnamed
18236 declarators. Use %qE for named declarators.
18237 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18239 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18240 identifiers in diagnostics.
18241 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18242 identifier_to_locale. Mark "anonymous" strings for translation.
18244 2009-05-04 Michael Eager <eager@eagercon.com>
18246 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18247 address for DImode/DFmode only if double-precision FP regs.
18249 2009-05-04 Michael Eager <eager@eagercon.com>
18251 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18252 TARGET_SINGLE_FLOAT check.
18254 2009-05-04 Michael Eager <eager@eagercon.com>
18256 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18258 2009-05-04 Michael Eager <eager@eagercon.com>
18260 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18261 * config/rs6000/t-xilinx: New
18263 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18265 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18266 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18267 * gcc/explow.c (memory_address): Use target hook.
18268 * gcc/targhooks.c (default_legitimize_address): New.
18269 * gcc/targhooks.h (default_legitimize_address): New.
18270 * gcc/target.h (legitimize_address): New.
18271 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18272 (TARGET_INITIALIZER): Include it.
18273 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18275 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18276 * config/bfin/bfin.c (legitimize_address): Remove.
18277 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18278 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18280 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18281 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18283 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18284 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18285 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18286 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18287 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18288 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18289 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18290 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18291 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18292 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18293 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18294 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18295 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18296 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18297 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18298 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18299 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18300 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18301 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18302 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18303 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18304 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18305 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18307 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18308 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18309 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18310 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18311 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18312 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18313 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18314 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18315 (thumb_legitimize_address): Delete.
18316 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18317 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18318 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18319 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18320 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18321 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18323 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18326 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18327 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18328 * config/m32r/m32r.c (m32r_legitimize_address): New.
18329 * config/m68k/m68k.c (m68k_legitimize_address): New.
18330 * config/score/score.c (score_legitimize_address): Standardize.
18331 * config/score/score3.c (score3_legitimize_address): Standardize.
18332 * config/score/score3.h (score3_legitimize_address): Adjust.
18333 * config/score/score7.c (score7_legitimize_address): Standardize.
18334 * config/score/score7.h (score7_legitimize_address): Adjust.
18335 * config/sh/sh.c (sh_legitimize_address): New.
18336 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18338 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18339 (s390_legitimize_address): ... this.
18340 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18341 (sparc_legitimize_address): ... this.
18342 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18343 (ix86_legitimize_address): ... this.
18344 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18345 (avr_legitimize_address): ... this.
18346 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18347 (mn10300_legitimize_address): ... this.
18348 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18349 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18350 (alpha_expand_mov): Adjust call.
18352 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18353 * config/spu/spu.c (spu_legitimize_address): Likewise.
18354 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18355 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18357 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18359 * intl.c (locale_encoding, locale_utf8): New.
18360 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18361 * intl.h (locale_encoding, locale_utf8): Declare.
18362 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18363 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18365 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18367 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18368 (pp_base_tree_identifier): Declare as function.
18369 (identifier_to_locale): Declare.
18370 * Makefile.in (pretty-print.o): Update dependencies.
18371 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18373 2009-05-04 Richard Guenther <rguenther@suse.de>
18375 PR middle-end/40015
18376 * builtins.c (fold_builtin_memory_op): Do not decay to element
18377 type if the size matches the whole array.
18379 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18381 * expmed.c (synth_mult): When trying out a shift, pass the result
18384 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18386 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18387 (shiftsub1_cost): New.
18388 (init_expmed): Compute shiftsub1_cost.
18389 (synth_mult): Optimize multiplications by constants of the form
18390 -(2^^m-1) for some constant positive integer m.
18392 2009-05-03 Richard Guenther <rguenther@suse.de>
18395 * c-typeck.c (array_to_pointer_conversion): Do not built
18396 ADDR_EXPRs of arrays of pointer-to-element type.
18397 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18398 up wrong ADDR_EXPRs after-the-fact.
18399 * c-common.c (strict_aliasing_warning): Strip pointer
18400 conversions for obtaining the original type.
18401 * builtins.c (fold_builtin_memset): Handle array types.
18402 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18405 2009-05-03 Richard Guenther <rguenther@suse.de>
18407 PR middle-end/23329
18408 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18409 Do not lose casts from array types with unknown extent to array
18410 types with known extent.
18411 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18412 alias set compatibility.
18414 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18416 * flags.h (extra_warnings): Delete.
18417 * toplev.c (process_options): Handle Wuninitialized here.
18418 * opts.c (extra_warnings): Delete.
18419 (set_Wextra): Delete.
18420 (common_handle_option): -Wextra can be handled automatically.
18421 * c-opts.c (c_common_handle_option): Delete obsolete code.
18422 (c_common_post_options): Simplify comment.
18423 * common.opt (W): Add Var.
18425 (Wuninitialized): Initialize to -1.
18427 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18428 Richard Guenther <rguenther@suse.de>
18430 * expr.c (get_def_for_expr): New function.
18431 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18432 SSA rather than trees.
18433 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18434 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18436 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18438 * c-common.c (reswords): Add _Imaginary.
18439 * c-common.c (enum rid): Add RID_IMAGINARY.
18441 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18443 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18444 Patch by Richard Guenther.
18446 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18448 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18449 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18450 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18451 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18452 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18453 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18454 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18455 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18456 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18457 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18458 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18459 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18460 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18461 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18462 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18463 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18464 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18465 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18467 2009-05-02 Richard Guenther <rguenther@suse.de>
18469 PR tree-optimization/39940
18470 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18473 2009-05-02 Richard Guenther <rguenther@suse.de>
18475 PR middle-end/40001
18476 * tree-ssa.c (execute_update_addresses_taken): Properly check
18477 if we can mark a variable DECL_GIMPLE_REG_P.
18478 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18479 back to the end of the function.
18480 (is_gimple_reg_type): Remove complex type special casing.
18481 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18484 2009-05-02 Ben Elliston <bje@au.ibm.com>
18486 * doc/collect2.texi (Collect2): Document search path behaviour
18487 when configured with --with-ld.
18489 2009-05-02 Jan Hubicka <jh@suse.cz>
18491 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18492 parameter; update callers.
18493 (coalesce_cost_edge): EH edges are costier because they needs
18494 splitting even if not critical and even more costier when there are
18495 multiple EH predecestors.
18497 2009-05-02 Jan Hubicka <jh@suse.cz>
18499 * except.c (remove_eh_handler_and_replace): Handle updating after
18500 removing TRY blocks.
18502 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18504 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18506 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18508 * varasm.c: Do not include c-pragma.h.
18509 * attribs.c: Do not incude c-common.h.
18511 2009-05-01 Michael Matz <matz@suse.de>
18513 * calls.c (initialize_argument_information): Handle SSA names like
18514 decls with a non MEM_P DECL_RTL.
18516 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18518 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18519 * ipa-utils.c: Likewise.
18520 * ipa-type-escape.c: Likewise.
18521 * cgraphunit.c Do not include c-common.h.
18522 * ipa-pure-const.c: Likewise.
18523 * tree-if-conv.c: Likewise.
18524 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18525 * ipa-struct-reorg.c: Likewise.
18526 * tree-nomudflap.c: Likewise.
18527 * tree-ssa-structalias.c: Likewise.
18529 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18531 * store-motion.c: Many cleanups to make this pass a first-class
18532 citizen instead of an appendix to gcse load motion. Add TODO list
18533 to make this pass faster/cleaner/better.
18535 (struct ls_expr): Post gcse.c-split cleanups.
18536 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18537 "stores" field to "avail_stores".
18538 (pre_ldst_mems): Rename to store_motion_mems.
18539 (pre_ldst_table): Rename to store_motion_mems_table.
18540 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18541 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18542 (ldst_entry): Rename to st_expr_entry, update users.
18543 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18544 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18545 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18547 (first_ls_expr): Rename to first_st_expr, update users.
18548 (next_ls_expr): Rename to next_st_expr, update users.
18549 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18550 fields properly for store motion instead of names inherited from load
18552 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18553 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18556 (ae_kill): Rename to st_kill, update users.
18557 (ae_gen): Rename to st_avloc, update users.
18558 (transp): Rename to st_transp, update users.
18559 (pre_insert_map): Rename to st_insert_map, update users.
18560 (pre_delete_map): Rename to st_delete_map, update users.
18561 (insert_store, build_store_vectors, free_store_memory,
18562 one_store_motion_pass): Update for abovementioned changes.
18564 (gcse_subst_count, gcse_create_count): Remove.
18565 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18566 and "n_stores_created", local variables.
18568 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18571 (regvec, compute_store_table_current_insn): Remove.
18572 (reg_set_info, reg_clear_last_set): Remove.
18573 (compute_store_table): Use DF caches instead of local dataflow
18576 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18578 * c-objc-common.c (c_tree_printer): Print identifiers with
18579 pp_identifier, not pp_string. Mark "({anonymous})" for
18581 * c-pretty-print.c (pp_c_ws_string): New.
18582 (pp_c_cv_qualifier, pp_c_type_specifier,
18583 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18584 pp_c_storage_class_specifier, pp_c_function_specifier,
18585 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18586 pp_c_primary_expression, pp_c_postfix_expression,
18587 pp_c_unary_expression, pp_c_shift_expression,
18588 pp_c_relational_expression, pp_c_equality_expression,
18589 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18590 use pp_string and pp_c_ws_string in place of pp_identifier and
18591 pp_c_identifier for non-identifiers. Mark English strings for
18593 * c-pretty-print.h (pp_c_ws_string): Declare.
18595 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18596 Roland McGrath <roland@redhat.com>
18598 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18599 (ENABLE_LD_BUILDID): New configuration option.
18600 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18601 (LINK_BUILDID_SPEC): New macro.
18602 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18604 * doc/install.texi: Document --enable-linker-build-id option.
18605 * configure: Rebuild.
18606 * config.in: Rebuild.
18608 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18610 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18611 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18612 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18613 MIPS_GP_SAVE_AREA_SIZE.
18614 * config/mips/mips.c (struct mips_frame_info): Update comment
18615 before arg_pointer_offset and hard_frame_pointer_offset.
18616 (mips_compute_frame_info): Update diagram before function: to
18617 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18618 indicate the position of frame_pointer_rtx with -fstack-protector and
18619 to show args_size. Don't allocate cprestore area for leaf functions
18620 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18622 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18624 2009-04-30 Michael Matz <matz@suse.de>
18626 PR tree-optimization/39955
18627 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18629 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18631 * ira.c (setup_cover_and_important_classes): Use safe macro
18632 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18634 * genpreds.c (write_tm_preds_h): Output suitable definition of
18635 REG_CLASS_FOR_CONSTRAINT.
18637 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18639 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18641 * bitmap.c (bitmap_descriptor): Likewise.
18642 * ggc-common.c (loc_descriptor): Likewise.
18643 * varray.c (varray_descriptor): Likewise.
18644 * vec.c (vec_descriptor): Likewise.
18646 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18648 * Makefile.in (dce.o): Add $(EXCEPT_H).
18649 * dce.c: Include except.h and delete redundant vector definitions.
18650 (deletable_insn_p): Return false for non-call insns that can throw
18653 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18655 * gcse.c (ae_gen): Remove.
18656 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18657 and make non-static function to make it available in store-motion.c.
18658 Update call sites with search-and-replace.
18659 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18660 extract_mentioned_regs, extract_mentioned_regs_helper,
18661 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18662 store_killed_in_insn, store_killed_after, store_killed_before,
18663 build_store_vectors, insert_insn_start_basic_block, insert-store,
18664 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18665 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18666 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18667 * store-motion.c: ...new file. Also copy data structures from gcse.c
18668 and clean up to remove parts not used by store motion.
18669 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18670 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18672 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18675 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18676 when optimizing for size.
18678 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18680 * gcse.c (gcse_constant_p): Fix typo in last change.
18682 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18684 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18686 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18688 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18690 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18692 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18693 CONST_HIGH_PART result.
18695 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18697 * config/avr/avr.c (initial_elimination_offset): Rename to
18698 avr_initial_elimination_offset.
18699 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18700 change return type to bool.
18701 (avr_can_eliminate): New function.
18702 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18703 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18704 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18705 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18706 avr_initial_elimination_offset.
18707 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18708 (avr_initial_elimination_offset): Define.
18710 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18711 Steven Bosscher <steven@gcc.gnu.org>
18713 PR rtl-optimization/39938
18714 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18715 * cfgrtl.c: Include insn-attr.h.
18716 (rest_of_pass_free_cfg): New function.
18717 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18718 * resource.c (init_resource_info): Remove call to df_analyze.
18720 2009-04-29 Richard Guenther <rguenther@suse.de>
18723 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18724 allow conversion to signed integers.
18726 2009-04-29 Richard Guenther <rguenther@suse.de>
18728 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18729 shifts of floating point vectors if the shift amount is
18730 a constant multiple of the element size.
18732 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18733 Michael Matz <matz@suse.de>
18735 PR middle-end/39927
18737 * tree-outof-ssa.c (emit_partition_copy): New function.
18738 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18739 insert_part_to_rtx_on_edge): Perform the partition base var
18740 copy using emit_partition_copy.
18741 (insert_value_copy_on_edge): Convert constants to the right mode.
18742 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18743 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18745 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18747 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18748 scan backwards to try to find a constant to initialize it.
18750 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18751 insn before the loop_end instruction, don't look past labels.
18753 2009-04-29 Richard Guenther <rguenther@suse.de>
18755 PR middle-end/39937
18756 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18757 loose type conversions.
18758 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18759 stmts only if there are no uses of its definition.
18761 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18763 * config/bfin/bfin.h (splitting_loops): Declare.
18764 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18765 Reorder bit definitions to be ascending.
18766 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18767 * config/bfin/bfin.c (splitting_loops): New variable.
18768 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18769 (struct loop_info): Remove members INIT and LOOP_INIT.
18770 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18771 the LSETUP sequence. Allow LC to be loaded from any register, but
18772 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18773 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18775 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18776 of reload_completed.
18779 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18781 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18783 * Makefile.in (PLUGIN_VERSION_H): New.
18784 (OBJS-common): Remove plugin-version.o.
18785 (plugin.o): Depend on (PLUGIN_VERSION_H).
18786 (plugin-version.o): Remove.
18787 * configure: Regenerate
18788 * configure.ac: Create plugin-version.h.
18789 * gcc-plugin.h (plugin_gcc_version): Remove.
18790 (plugin_default_version_check): Change signature.
18791 * plugin-version.c: Remove.
18792 * plugin.c: Include plugin-version.h.
18793 (str_plugin_gcc_version_name): Remove.
18794 (try_init_one_plugin): Pass gcc version to plugin_init.
18795 (plugin_default_version_check): Both gcc and plugin versions are now
18798 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18800 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18801 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18802 Remove special case testing for last insn of inner loops. Don't fail
18803 if the loop ends with a jump, emit an extra nop instead.
18805 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18806 DREGS rather than comparing directly. Remove code that tries to
18807 account for latencies.
18809 2009-04-29 Richard Guenther <rguenther@suse.de>
18811 PR tree-optimization/39941
18812 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18813 eliminating an indirect call.
18815 2009-04-29 Richard Guenther <rguenther@suse.de>
18817 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18818 parameter. Allow invariants as base if !require_lvalue.
18819 (verify_gimple_assign_single): Adjust.
18821 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18823 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18824 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18825 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18826 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18827 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18829 * config/bfin/bfin.c (bfin_expand_builtin,
18830 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18832 2009-04-28 Richard Guenther <rguenther@suse.de>
18834 * tree-vect-loop.c (get_initial_def_for_induction): Use
18835 correct types for pointer increment.
18837 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18839 * toplev.c (print_version): Update GMP version string calculation.
18841 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18843 PR rtl-optimization/39938
18844 * resource.c (init_resource_info): Add call to df_analyze.
18846 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18848 * config/alpha/alpha.md (usegp): Cast the result of
18849 alpha_find_lo_sum_using_gp to enum attr_usegp.
18850 * config/alpha/alpha.c (override_options): Remove end-of-structure
18851 marker element from cpu_table. Use array size of cpu_table to handle
18852 -mcpu and -mtune options.
18853 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18855 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18857 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18858 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18859 tune_32 and tune_64.
18860 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18861 support on PowerPC.
18862 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18863 * config/rs6000/option-defaults.h: ... here. New file.
18864 (OPT_64, OPT_32): Define.
18865 (MASK_64BIT): Define to 0 if not already defined.
18866 (OPT_ARCH64, OPT_ARCH32): Define.
18867 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18870 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18872 * config/arm/arm.c (arm_override_options): Emit error on using
18875 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18877 PR rtl-optimization/39914
18878 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18879 registers for allocnos created from user-defined variables only
18880 when not optimizing.
18882 2009-04-28 Richard Guenther <rguenther@suse.de>
18884 PR middle-end/39937
18885 * fold-const.c (fold_binary): Use distribute_real_division only
18888 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18890 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18891 add hpux-stdint.h to tm_file.
18892 (hppa[12]*-*-hpux11*): Ditto.
18893 (ia64*-*-hpux*): Ditto.
18894 * config/hpux-stdint.h: New.
18895 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18896 __STDC_EXT__ for all compiles.
18897 * config/pa/pa-hpux.h: Ditto.
18898 * config/pa/pa-hpux10.h: Ditto.
18899 * config/pa/pa-hpux11.h: Ditto.
18901 2009-04-28 Catherine Moore <clm@codesourcery.com>
18903 * debug.h (set_name): Add comment.
18905 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18908 * config/darwin.c (machopic_gen_offset): Check
18909 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18910 * config/arm/arm.c (require_pic_register): Likewise.
18912 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18914 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18915 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18916 m32c_promote_prototypes): Delete.
18918 2009-04-28 Michael Matz <matz@suse.de>
18920 PR middle-end/39922
18921 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18924 2009-04-28 Richard Guenther <rguenther@suse.de>
18926 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18928 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18930 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18931 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18932 * config/arm/arm-tune.md: Regenerate.
18934 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18936 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18937 block if there are complex incoming edges.
18938 (sel_merge_blocks): Remove useless assert.
18939 (sel_redirect_edge_and_branch): Check that edge was redirected.
18940 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18941 (sel_find_rgns): Delete declaration.
18942 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18943 the region when it is not a preheader.
18945 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18948 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18950 2009-04-28 Richard Guenther <rguenther@suse.de>
18952 * tree.h (SSA_NAME_VALUE): Remove.
18953 (struct tree_ssa_name): Remove value_handle member.
18954 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18955 array for jump threading.
18956 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18958 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18959 * tree-flow.h (threadedge_initialize_values): Declare.
18960 (threadedge_finalize_values): Likewise.
18961 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18962 (SSA_NAME_VALUE): Define.
18963 (threadedge_initialize_values): New function.
18964 (threadedge_finalize_values): Likewise.
18965 * tree-ssa-dom.c (ssa_name_values): New global variable.
18966 (SSA_NAME_VALUE): Define.
18967 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18969 2009-04-28 Ira Rosen <irar@il.ibm.com>
18971 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18972 Use REPORT_VECTORIZED_LOCATIONS instead
18973 REPORT_VECTORIZED_LOOPS.
18974 * tree-vectorizer.c (vect_verbosity_level): Make static.
18975 (vect_loop_location): Rename to vect_location.
18976 (vect_set_verbosity_level): Update comment.
18977 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18979 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18980 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18981 instead REPORT_UNVECTORIZED_LOOPS.
18982 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18983 and vect_loop_def to vect_external_def and vect_internal_def.
18984 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18985 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18986 REPORT_UNVECTORIZED_LOCATIONS.
18987 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18988 and vect_used_in_loop and to vect_unused_in_scope and
18989 vect_used_in_scope.
18990 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18991 (vect_verbosity_level): Remove declaration.
18992 (vect_analyze_operations): Likewise.
18993 (vect_analyze_stmt): Declare.
18994 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18995 REPORT_UNVECTORIZED_LOCATIONS.
18996 (vect_get_loop_niters): Fix indentation.
18997 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18998 (vect_analyze_loop_operations): New function.
18999 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19000 vect_analyze_operations.
19001 (vect_is_simple_reduction): Use new names.
19002 (vectorizable_live_operation, vect_transform_loop): Likewise.
19003 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19004 to specify whether the data references can be a part of interleaving
19006 (vect_analyze_data_ref_dependence): Use new names.
19007 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19008 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19009 * tree-vect-patterns.c (widened_name_p): Use new names.
19010 (vect_recog_dot_prod_pattern): Likewise.
19011 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19012 (process_use, vect_mark_stmts_to_be_vectorized,
19013 vect_model_simple_cost, vect_model_store_cost,
19014 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19015 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19016 vectorizable_operation, vectorizable_type_demotion,
19017 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19018 vectorizable_condition): Likewise.
19019 (vect_analyze_operations): Split into vect_analyze_loop_operations
19021 (vect_analyze_stmt): ... new function.
19022 (new_stmt_vec_info): Use new names.
19023 (vect_is_simple_use): Use new names and fix comment.
19024 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19025 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19027 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19030 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19031 and integer modes for x87 operands. Do not ICE for unsupported size,
19032 generate error instead. Generate error for unsupported operand types.
19033 ['z']: Do not handle HImode memory operands specially. Warning
19034 for floating-point operands. Fallthru to 'Z' for unsupported operand
19035 types. Do not ICE for unsupported size, generate error instead.
19036 (output_387_binary_op): Use %Z to output operands.
19037 (output_fp_compare): Ditto.
19038 (output_387_reg_move): Ditto.
19040 2009-04-28 Ben Elliston <bje@au.ibm.com>
19045 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19047 * builtins.c (c_strlen): Do not warn here.
19048 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19049 * c-common.c (pointer_int_sum): Take an explicit location.
19050 Warn about offsets out of bounds.
19051 * c-common.h (pointer_int_sum): Adjust declaration.
19053 2009-04-27 Ian Lance Taylor <iant@google.com>
19055 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19057 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19058 * df-core.c (df_set_flags): Change return type to int. Change
19059 type of old_flags to int.
19060 (df_clear_flags): Likewise.
19061 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19062 (df_get_conditional_uses): Likewise.
19063 * df.h (df_set_flags, df_clear_flags): Update declarations.
19064 * dwarf2out.c (struct indirect_string_node): Change type of form
19065 field to enum dwarf_form.
19066 (AT_string_form): Change return type to enum dwarf_form.
19067 * fixed-value.c (fixed_compare): Add cast to enum type.
19068 * fwprop.c (update_df): Change 0 to VOIDmode.
19069 * gensupport.c: Change 0 to UNKNOWN.
19070 * gimple.h (gimple_cond_code): Add cast to enum type.
19071 * haifa-sched.c (reemit_notes): Add cast to enum type.
19072 * hooks.c (hook_int_void_no_regs): Remove function.
19073 * hooks.h (hook_int_void_no_regs): Remove declaration.
19074 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19075 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19076 * real.c (real_arithmetic): Add cast to enum type.
19077 (real_compare): Likewise.
19078 * target.h (struct gcc_target): Change return type of
19079 branch_target_register_class to enum reg_class.
19080 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19081 default_branch_target_register_class.
19082 * targhooks.c (default_branch_target_register_class): New function.
19083 * targhooks.h (default_branch_target_register_class): Declare.
19084 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19085 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19087 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19089 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19090 vect_uninitialized_def. Change 0 to ERROR_MARK.
19091 * tree-vect-stmts.c (supportable_widening_operation): Don't
19092 initialize icode1 and icode2.
19093 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19094 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19096 (cmn_err_flag_specs): Change 0 to STD_C89.
19097 (cmn_err_char_table): Likewise.
19098 * config/arm/arm.c (get_arm_condition_code): Change type of code
19099 to enum arm_cond_code.
19100 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19101 (IWMMXT_BUILTIN2): Likewise.
19102 (neon_builtin_type_bits): Don't define typedef.
19103 (neon_builtin_datum): Change type of bits field to int.
19104 (arm_expand_neon_args): Add cast to enum type.
19105 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19107 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19108 casts to enum type.
19109 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19111 * config/mips/mips.md (jal_macro): Return enum constant.
19112 (single_insn): Likewise.
19113 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19115 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19116 casts to enum type.
19117 * config/s390/s390.c (s390_tune_flags): Change type to int.
19118 (s390_arch_flags): Likewise.
19119 (s390_handle_arch_option): Change flags field of struct pta to int.
19120 * config/s390/s390.h (s390_tune_flags): Update declaration.
19121 (s390_arch_flags): Likewise.
19122 * config/sh/sh.c (prepare_move_operands): Compare
19123 tls_symbolic_operand result with enum constant.
19124 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19125 (sh_expand_prologue): Add cast to enum type.
19126 (sh_expand_epilogue): Likewise.
19127 (tls_symbolic_operand): Change return type to enum tls_model.
19128 (fpscr_set_from_mem): Add cast to enum type.
19129 (legitimize_pic_address): Compare tls_symbolic_operand result with
19131 (sh_target_reg_class): Change return type to enum reg_class.
19132 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19134 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19135 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19136 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19137 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19138 (delayed_branch, tls_call_delay): Likewise.
19139 (eligible_for_sibcall_delay): Likewise.
19140 (eligible_for_return_delay): Likewise.
19141 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19142 (spu_expand_builtin_1): Likewise.
19144 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19145 for all types of conversions.
19146 (output_init_element): Issue -Wc++-compat warning if needed when
19147 initializing a bitfield with enum type.
19148 * c-parser.c (c_parser_expression): Set original_type to
19149 original_type of right hand operand of comma operator.
19151 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19153 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19155 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19156 * doc/cpp.texi (Standard Predefined Macros)
19157 (Implementation-defined behavior): Likewise.
19158 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19159 * doc/gimple.texi (GIMPLE Exception Handling)
19160 (@code{GIMPLE_ASSIGN}): Likewise.
19161 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19162 * doc/invoke.texi (Warning Options, Optimize Options)
19163 (AVR Options, Darwin Options): Likewise.
19164 (Optimize Options): Reformulate -fwhole-program description.
19165 * doc/loop.texi (Lambda): Likewise.
19166 * doc/md.texi (Output Template, Define Constraints)
19167 (Standard Names, Insn Splitting): Likewise.
19168 * doc/options.texi (Option properties): Likewise.
19169 * doc/passes.texi (Tree-SSA passes): Likewise.
19170 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19171 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19172 (File Names and DBX): Likewise.
19173 * doc/trouble.texi (Incompatibilities): Likewise.
19175 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19177 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19178 instruction is correct.
19180 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19182 Allow non-constant arguments to conversion intrinsics.
19183 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19184 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19185 * spu.c (print_operand): Handle 'v' and 'w'.
19186 (exp2_immediate_p, spu_gen_exp2): Define.
19187 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19188 spu_convtf_1): Update parameter descriptions.
19189 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19190 * constraints.md ('v', 'w'): New.
19191 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19193 (i2f, I2F): New define_mode_attr.
19194 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19195 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19196 fixuns_truncv4sfv4si2): Update to use mode attribute.
19197 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19198 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19199 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19200 patterns for combine.
19202 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19204 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19205 (cprop, hoist, pre, store_motion): New debug counters.
19206 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19207 is not an RTL pass anymore.
19208 (pass_profiling): Remove extern decl for pass removed in 2005.
19209 (pass_gcse, pass_jump_bypass): Remove.
19210 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19211 to 0 for clean state.
19212 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19213 * cse.c (gate_handle_cse_after_global_opts,
19214 rest_of_handle_cse_after_global_opts): New functions.
19215 (pass_cse_after_global_opts): New pass, does local CSE.
19216 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19217 (TV_CPROP): New timevar.
19218 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19219 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19220 (gcse_main, recompute_all_luids): Remove.
19221 (compute_hash_table_work): Call max_reg_num instead of reading
19223 (cprop_jump): Don't set run_jump_opt_after_gcse.
19224 (constprop_register): Always allow to alter jumps.
19225 (cprop_insn): Likewise.
19226 (do_local_cprop): Likewise.
19227 (local_cprop_pass): Likewise. Return non-zero if something changed.
19228 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19229 (find_implicit_sets): Add note about missed optimization opportunity.
19230 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19231 pass_rtl_cprop execute function.
19232 Don't bother tracking the pass number, each pass gets its own dumpfile
19234 Always allow to alter jumpsand bypass jumps.
19235 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19236 will just find no suitable set.
19237 (pre_edge_insert): Fix dumping, this function is for PRE only.
19238 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19239 pass_rtl_pre execute function.
19240 (hoist_code): Return non-zero if something changed. Keep track of
19241 substitutions and insertions for statistics gathering similar to PRE.
19242 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19243 called from the pass_rtl_hoist execute function. Show pass statistics.
19244 (compute_store_table): Use max_reg_num directly instead of using the
19245 formerly global max_gcse_regno.
19246 (build_store_vectors): Likewise.
19247 (replace_store_insn): Fix dumping.
19248 (store_motion): Rename to ...
19249 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19250 pass, called from the pass_rtl_store_motion execute function. Keep
19251 track of substitutions and insertions for statistics gathering similar
19253 (bypass_jumps): Remove, fold interesting bits into ...
19254 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19255 from the pass_rtl_cprop execute function.
19256 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19257 pass_jump_bypass): Remove.
19258 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19259 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19260 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19261 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19262 (gate_rtl_store_motion, execute_rtl_store_motion,
19263 pass_rtl_store_motion): New.
19264 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19265 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19266 * passes.c (init_optimization_passes): Remove pass_gcse and
19267 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19268 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19269 instead of pass_jump_bypass.
19271 2009-04-27 Richard Guenther <rguenther@suse.de>
19273 PR middle-end/39928
19274 * gimplify.c (gimplify_expr): If we are required to create
19275 a temporary make sure it ends up as register.
19277 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19280 * config/i386/i386.c (construct_container): Don't call
19281 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19282 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19284 2009-04-27 Michael Matz <matz@suse.de>
19286 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19287 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19288 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19289 (dump_replaceable_exprs): Take a bitmap.
19290 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19292 (expand_gimple_basic_block): Likewise.
19293 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19294 replaceable_expressions member a bitmap.
19295 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19296 (mark_replaceable): Likewise.
19297 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19298 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19300 2009-04-27 Richard Guenther <rguenther@suse.de>
19302 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19303 (verify_stmts): Dispatch to gimple/type verification code.
19304 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19305 issue with call argument types.
19307 2009-04-27 Michael Matz <matz@suse.de>
19309 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19310 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19313 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19314 Eric Botcazou <ebotcazou@adacore.com>
19316 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19317 a label's basic block.
19318 (mark_target_live_regs): Tidy and rework obsolete comments.
19319 Change back DF problem to LIVE. If a label starts a basic block,
19320 assume that all registers that used to be live then still are.
19321 (init_resource_info): If a label starts a basic block, set its
19322 BLOCK_FOR_INSN accordingly.
19323 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19325 2009-04-27 Richard Guenther <rguenther@suse.de>
19327 * tree-flow-inline.h (function_ann): Remove.
19328 (get_function_ann): Likewise.
19329 * tree-dfa.c (create_function_ann): Remove.
19330 * tree-flow.h (struct static_var_ann_d): Remove.
19331 (struct function_ann_d): Likewise.
19332 (union tree_ann_d): Remove fdecl member.
19333 (function_ann_t): Remove.
19334 (function_ann, get_function_ann, create_function_ann): Remove
19337 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19339 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19341 2009-04-27 Jan Hubicka <jh@suse.cz>
19343 * ipa-pure-const.c (struct funct_state_d): New fields
19344 state_previously_known, looping_previously_known; remove
19345 state_set_in_source.
19346 (analyze_function): Use new fields.
19347 (propagate): Avoid assumption that state_set_in_source imply
19350 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19351 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19352 * cfgloop.h (finite_loop_p): Declare.
19354 2009-04-26 Michael Matz <matz@suse.de>
19356 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19358 2009-04-26 Michael Matz <matz@suse.de>
19360 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19361 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19362 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19363 pass_mark_used_blocks): Remove.
19364 * tree-optimize.c (pass_free_datastructures,
19365 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19366 * passes.c (init_optimization_passes): Don't call
19367 pass_mark_used_blocks, remove dead code.
19369 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19371 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19372 * tree-ssa-live.h (register_ssa_partition): Likewise.
19374 2009-04-26 Michael Matz <matz@suse.de>
19377 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19378 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19379 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19381 (compare_pairs): Swap cost comparison.
19382 (coalesce_ssa_name): Don't use change_partition_var.
19383 * tree-nrv.c (struct nrv_data): Add modified member.
19384 (finalize_nrv_r): Set it.
19385 (tree_nrv): Use it to update statements.
19386 (pass_nrv): Require PROP_ssa.
19387 * tree-mudflap.c (mf_decl_cache_locals,
19388 mf_build_check_statement_for): Use make_rename_temp.
19389 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19390 * alias.c (find_base_decl): Handle SSA names.
19391 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19392 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19393 * rtl.h (set_reg_attrs_for_parm): Declare.
19394 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19395 to "optimized", remove unused locals at finish.
19396 (execute_free_datastructures): Make global, call
19397 delete_tree_cfg_annotations.
19398 (execute_free_cfg_annotations): Don't call
19399 delete_tree_cfg_annotations.
19401 * ssaexpand.h: New file.
19402 * expr.c (toplevel): Include ssaexpand.h.
19403 (expand_assignment): Handle SSA names the same as register variables.
19404 (expand_expr_real_1): Expand SSA names.
19405 * cfgexpand.c (toplevel): Include ssaexpand.h.
19406 (SA): New global variable.
19407 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19408 (SSAVAR): New macro.
19409 (set_rtl): New helper function.
19410 (add_stack_var): Deal with SSA names, use set_rtl.
19411 (expand_one_stack_var_at): Likewise.
19412 (expand_one_stack_var): Deal with SSA names.
19413 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19414 before unique numbers.
19415 (expand_stack_vars): Use set_rtl.
19416 (expand_one_var): Accept SSA names, add asserts for them, feed them
19417 to above subroutines.
19418 (expand_used_vars): Expand all partitions (without default defs),
19419 then only the local decls (ignoring those expanded already).
19420 (expand_gimple_cond): Remove edges when jumpif() expands an
19421 unconditional jump.
19422 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19423 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19425 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19426 members of SA; deal with PARM_DECL partitions here; expand
19427 all PHI nodes, free tree datastructures and SA. Commit instructions
19428 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19429 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19430 info and statements at start, collect garbage at finish.
19431 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19432 (VAR_ANN_PARTITION) Remove.
19433 (change_partition_var): Don't declare.
19434 (partition_to_var): Always return SSA names.
19435 (var_to_partition): Only accept SSA names.
19436 (register_ssa_partition): Only check argument.
19437 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19439 (delete_var_map): Don't free it.
19440 (var_union): Only accept SSA names, simplify.
19441 (partition_view_init): Mark only useful SSA names as used.
19442 (partition_view_fini): Only deal with SSA names.
19443 (change_partition_var): Remove.
19444 (dump_var_map): Use ssa_name instead of partition_to_var member.
19445 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19447 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19448 (struct _elim_graph): New member const_dests; nodes member vector of
19450 (set_location_for_edge): New static helper.
19451 (create_temp): Remove.
19452 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19453 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19454 (new_elim_graph): Allocate const_dests member.
19455 (clean_elim_graph): Truncate const_dests member.
19456 (delete_elim_graph): Free const_dests member.
19457 (elim_graph_size): Adapt to new type of nodes member.
19458 (elim_graph_add_node): Likewise.
19459 (eliminate_name): Likewise.
19460 (eliminate_build): Don't take basic block argument, deal only with
19461 partition numbers, not variables.
19462 (get_temp_reg): New static helper.
19463 (elim_create): Use it, deal with RTL temporaries instead of trees.
19464 (eliminate_phi): Adjust all calls to new signature.
19465 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19466 (rewrite_trees): Only do checking.
19467 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19468 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19469 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19470 contains_tree_r, MAX_STMTS_IN_LATCH,
19471 process_single_block_loop_latch, analyze_edges_for_bb,
19472 perform_edge_inserts): Remove.
19473 (expand_phi_nodes): New global function.
19474 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19475 functions, initialize new parameter, remember partitions having a
19477 (finish_out_of_ssa): New global function.
19478 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19479 don't reset in_ssa_p here, don't disable TER when mudflap.
19480 (pass_del_ssa): Remove.
19481 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19483 (execute_free_datastructures): Declare.
19484 * Makefile.in (SSAEXPAND_H): New variable.
19485 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19486 * basic-block.h (commit_one_edge_insertion): Declare.
19487 * passes.c (init_optimization_passes): Move pass_nrv and
19488 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19489 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19490 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19491 (redirect_branch_edge): Deal with super block when expanding, split
19492 out jump patching itself into ...
19493 (patch_jump_insn): ... here, new static helper.
19495 2009-04-26 Michael Matz <matz@suse.de>
19497 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19498 beyond num_ssa_names.
19499 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19500 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19502 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19504 PR inline-asm/39543
19505 * fwprop.c (forward_propagate_asm): New function.
19506 (forward_propagate_and_simplify): Propagate also into __asm, if it
19507 doesn't increase the number of referenced registers.
19510 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19512 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19514 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19515 note_nonlocal_vla_type for nonlocal VLAs.
19516 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19517 contains_remapped_vars, remap_vla_decls): New functions.
19518 (convert_nonlocal_reference_stmt): If not optimizing, call
19519 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19520 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19521 if it wasn't found in var_map.
19522 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19523 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19524 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19526 * gimplify.c (nonlocal_vlas): New variable.
19527 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19529 (gimplify_body): Create and destroy nonlocal_vlas.
19531 * dwarf2out.c (loc_descr_plus_const): New function.
19532 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19533 mem_loc_descriptor, loc_descriptor_from_tree_1,
19534 descr_info_loc, gen_variable_die): Use it.
19536 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19537 !TREE_STATIC VAR_DECLs.
19538 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19539 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19540 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19541 DECL_BY_REFERENCE is valid.
19542 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19543 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19544 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19545 Copy DECL_BY_REFERENCE.
19546 (struct nesting_copy_body_data): New type.
19547 (nesting_copy_decl): New function.
19548 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19549 if they have variable length.
19551 2009-04-26 Michael Matz <matz@suse.de>
19553 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19554 mark new temporaries for renaming.
19556 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19559 * c-decl.c (global_bindings_p): Return negative value.
19560 (c_variable_size): New. Based on variable_size from
19562 (grokdeclarator): Call c_variable_size not variable_size.
19564 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19566 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19568 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19570 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19571 Redefine it to just use mingw/include.
19572 (ASM_SPEC): Rules for -m32 and -m64.
19573 (LINK_SPEC): Use Likewise.
19574 (SPEC_32): New define.
19575 (SPEC_64): Likewise.
19576 (SUB_LINK_SPEC): Likewise.
19577 (MULTILIB_DEFAULTS): New define.
19578 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19579 Add multilib options.
19580 (MULTILIB_DIRNAMES): Likewise.
19581 (MULTILIB_OSDIRNAMES): Likewise.
19582 (LIBGCC): Likewise.
19583 (INSTALL_LIBGCC): Likewise.
19585 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19588 * c-tree.h (enum c_inline_static_type): New.
19589 (record_inline_static): Declare.
19590 * c-decl.c (struct c_inline_static, c_inline_statics,
19591 record_inline_static, check_inline_statics): New.
19592 (pop_file_scope): Call check_inline_statics.
19593 (start_decl): Call record_inline_static instead of pedwarning
19594 directly for static in inline function.
19595 * c-typeck.c (build_external_ref): Call record_inline_static
19596 instead of pedwarning directly for static referenced in inline
19599 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19601 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19602 not new but only being rescanned.
19603 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19604 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19605 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19606 record_set_info, compute_set, grealloc): Remove.
19607 (recompute_all_luids): New function.
19608 (gcse_main): Don't compute sets, and don't do related memory
19609 allocations/free-ing. If something changed before the end of the
19610 pass, update LUIDs using recompute_all_luids.
19611 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19612 (free_gcse_mem): Don't free it either.
19613 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19614 Use the df insn LUIDs.
19615 (load_killed_in_block): Likewise.
19616 (compute_hash_table_work): Don't compute reg_set_in_block.
19617 (compute_transp): Use DF_REG_DEF_CHAINs.
19618 (local_cprop_pass): Don't use compute_sets and related functions.
19619 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19620 Use get_max_uid() instead of max_cuid.
19621 (insert_insn_end_basic_block, pre_insert_copy_insn,
19622 update_ld_motion_stores): Don't try to
19623 keep reg_set tables up to date.
19624 (pre_insert_copies): Use df insn LUIDs.
19625 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19626 (reg_set_info): Don't use extra bitmap argument.
19627 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19628 information to compute regs_set_in_block.
19629 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19630 (bypass_jumps): Don't use compute_sets and friends.
19632 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19635 * opts.c (undocumented_msg): Do not leave blank even with
19638 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19640 * c-decl.c (build_enumerator): Allow values folding to integer
19641 constants but not integer constant expressions with a pedwarn if
19644 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19647 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19648 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19649 type is an integer constant.
19651 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19654 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19657 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19660 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19661 with variably modified return type and no storage class
19662 specifiers, except for the case of nested functions. Distinguish
19663 extern declarations of functions with variably modified return
19664 types from those of objects with variably modified types.
19666 2009-04-25 Jan Hubicka <jh@suse.cz>
19668 * tree.c (list_equal_p): New function.
19669 * tree.h (list_equal_p): Declare.
19670 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19671 basic_block_def, basic_block, const_basic_block): New.
19672 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19673 (redirect_eh_edge): New function.
19674 (make_eh_edge_update_phi): EH edges are not abnormal.
19675 * except.c: Include tree-flow.h.
19676 (list_match): New function.
19677 (eh_region_replaceable_by_p): New function.
19678 (replace_region): New function.
19679 (hash_type_list): New function.
19680 (hash_eh_region): New function.
19681 (eh_regions_equal_p): New function.
19682 (merge_peers): New function.
19683 (remove_unreachable_regions): Verify EH tree when checking;
19685 (copy_eh_region_1): New function.
19686 (copy_eh_region): New function.
19687 (push_reachable_handler): New function.
19688 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19689 regions without label but with live RESX.
19690 * except.h (redirect_eh_edge_to_label): New.
19691 * tree-flow.h (redirect_eh_edge): New.
19692 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19693 basic_block_def, basic_block, const_basic_block): Remove.
19694 * Makefile.in (except.o): Add dependency on tree-flow.h
19695 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19696 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19699 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19702 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19703 on the destination of memcpy.
19705 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19707 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19708 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19709 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19711 2009-04-25 Jan Hubicka <jh@suse.cz>
19713 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19714 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19715 to be reached by different label than left.
19716 (update_eh_edges): Update comment; remove edge_to_remove if possible
19717 and return true if suceeded.
19718 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19719 (cleanup_eh): Compute sharing map.
19720 * except.c (remove_eh_handler_and_replace): Add argument if we should
19722 (remove_unreachable_regions): Update for label sharing.
19723 (label_to_region_map): Likewise.
19724 (get_next_region_sharing_label): New function.
19725 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19727 (remove_eh_handler): Update.
19728 (remove_eh_region_and_replace_by_outer_of): New function.
19729 * except.h (struct eh_region): Add next_region_sharing_label.
19730 (remove_eh_region_and_replace_by_outer_of,
19731 get_next_region_sharing_label): Declare.
19732 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19734 2009-04-25 Jan Hubicka <jh@suse.cz>
19736 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19737 insert code even if they are not critical.
19739 2009-04-25 Jan Hubicka <jh@suse.cz>
19741 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19742 (gimple_can_remove_branch_p): EH edges won't remove branch by
19744 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19745 updating of non-abnormal EH edges.
19746 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19747 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19748 (split_critical_edges): Split also edges where emitting code on them
19749 will lead to splitting later.
19751 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19752 H.J. Lu <hongjiu.lu@intel.com>
19755 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19756 the configured assembler supports fildq and fistpq mnemonics.
19757 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19758 * configure: Regenerated.
19759 * config.in: Ditto.
19761 * config/i386/i386.c (print_operand): Handle 'Z'.
19762 ['z']: Remove handling of special fild/fist suffixes.
19763 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19764 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19765 suffix of fild insn.
19766 (*floatsi<mode>2_vector_mixed): Ditto.
19767 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19768 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19769 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19770 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19771 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19773 2009-04-25 Ben Elliston <bje@au.ibm.com>
19775 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19776 the source of a set operation.
19778 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19780 * target.h (struct gcc_target): Add case_values_threshold field.
19781 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19782 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19783 * targhooks.c (default_case_values_threshold): New function.
19784 * targhooks.h (default_case_values_threshold): Declare function.
19785 * stmt.c (expand_case): Use case_values_threshold target hook.
19786 * expr.h (case_values_threshold): Remove declartation.
19787 * expr.c (case_values_threshold): Remove function.
19788 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19790 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19791 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19792 (avr_case_values_threshold): Declare as static.
19793 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19795 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19796 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19797 (mn10300_case_values_threshold): New function.
19799 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19801 * ira.c (setup_cover_and_important_classes): Add enum cast.
19803 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19805 * genpreds.c (write_enum_constraint_num): Output definition of
19806 CONSTRAINT_NUM_DEFINED_P macro.
19807 * ira.c (setup_cover_and_important_classes): Use
19808 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19810 2009-04-24 DJ Delorie <dj@redhat.com>
19812 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19813 __SH2A_SINGLE_ONLY__ also.
19815 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19817 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19818 (movdf_internal): Ditto.
19819 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19820 SFmode and DFmode constants.
19821 (ia64_print_operand): Add 'G' format for printing
19822 floating point constants.
19824 2009-04-24 Richard Guenther <rguenther@suse.de>
19826 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19827 from unsigned additions.
19829 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19831 * c-typeck.c (set_init_index): Allow array designators that are
19832 not integer constant expressions with a pedwarn if pedantic.
19834 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19836 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19837 zero if no overlap in nonzero bits between the operands.
19839 2009-04-24 Ian Lance Taylor <iant@google.com>
19841 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19842 (record_dead_and_set_regs): Likewise.
19843 * df.h (struct df_mw_hardreg): Change flags field to int.
19844 (struct df_base_ref): Likewise.
19845 (struct df): Change changeable_flags field to int.
19846 * df-scan.c (df_defs_record): Change clobber_flags to int.
19847 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19848 constants rather than #define macros.
19849 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19850 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19851 (enum dwarf_calling_convention): Likewise.
19852 (enum dwarf_line_number_x_ops): Likewise.
19853 (enum dwarf_call_frame_info): Likewise.
19854 (enum dwarf_source_language): Likewise.
19855 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19856 (add_calling_convention_attribute): Likewise.
19857 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19858 (combine_comparisons): Change compcode to int. Add cast to enum type.
19859 * genrecog.c (maybe_both_true_2): Change c to int.
19860 (write_switch): Likewise. Add cast to enum type.
19861 * gimplify.c (gimplify_omp_for): Handle return values from
19862 gimplify_expr using MIN rather than bitwise or.
19863 (gimplify_expr): Add cast to enum type.
19864 * ipa-prop.c (update_jump_functions_after_inlining): Change
19865 IPA_BOTTOM to IPA_JF_UNKNOWN.
19866 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19867 Add casts to enum type.
19868 (setup_cover_and_important_classes): Change cl to int. Add casts
19870 (setup_class_translate): Change cl and mode to int.
19871 (ira_init_once): Change mode to int.
19872 (free_register_move_costs): Likewise.
19873 (setup_prohibited_mode_move_regs): Add casts to enum type.
19874 * langhooks.c (add_builtin_function_common): Rework assertion that
19875 value fits bitfield.
19876 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19877 * omega.c (omega_do_elimination): Avoid math on enum types.
19878 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19879 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19880 int local to handle integral_argment value.
19881 * regmove.c (try_auto_increment): Change PUT_MODE to
19883 * reload.c (push_secondary_reload): Add casts to enum type.
19884 (secondary_reload_class, find_valid_class): Likewise.
19885 * reload1.c (emit_input_reload_insns): Likewise.
19886 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19887 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19888 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19890 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19891 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19893 (expand_complex_libcall): Add casts to enum type.
19894 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19895 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19896 with ERROR_MARK, not NUM_TREE_CODES.
19897 (vect_create_epilog_for_reduction): Likewise.
19898 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19899 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19900 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19902 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19903 vect_unused_in_loop. Change 0 to loop_vect.
19904 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19905 * var-tracking.c (get_init_value): Change return type to enum
19907 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19908 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19910 (arm_override_options): Add casts to enum type.
19911 (arm_emit_tls_decoration): Likewise.
19912 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19914 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19915 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19916 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19918 * config/s390/s390.c (code_for_builtin_64): Change to array of
19920 (code_for_builtin_31): Likewise.
19921 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19923 * config/sparc/sparc.c (sparc_override_options): Change value
19924 field in struct code_model to enum cmodel. In initializer change
19925 0 to NULL and add cast to enum type.
19927 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19928 Change all callers. Issue a -Wc++-compat warning using
19929 lhs_origtype if necessary.
19930 (convert_for_assignment): Issue -Wc++-compat warnings about
19931 invalid conversions to enum type on assignment.
19932 * c-common.h (build_modify_expr): Update declaration.
19934 2009-04-24 Nick Clifton <nickc@redhat.com>
19936 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19937 (function_arg_advance): Likewise.
19938 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19941 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19943 * config/s390/constraints.md ('I', 'J'): Fix condition.
19945 2009-04-24 Diego Novillo <dnovillo@google.com>
19947 * gengtype-parse.c (parse_error): Add newline after message.
19949 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19951 * config/i386/sse.md (avxmodesuffixs): Removed.
19952 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19953 (*avx_pinsr<ssevecsize>): This.
19955 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19957 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19958 follow chains of regs with a single definition, and allow expressions
19959 that are function_invariant_p.
19960 (simple_rhs_p): Allow expressions that are function_invariant_p.
19962 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19964 PR middle-end/39867
19965 * fold-const.c (fold_cond_expr_with_comparison): When folding
19966 > and >= to MAX, make sure the MAX uses the same type as the
19967 comparison's operands.
19969 2009-04-24 Nick Clifton <nickc@redhat.com>
19971 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19972 addressing for DImode accesses.
19973 (frv_print_operand_address): Handle PLUS case.
19974 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19976 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19978 PR rtl-optimization/39794
19979 * alias.c (canon_true_dependence): Add x_addr argument.
19980 * rtl.h (canon_true_dependence): Adjust prototype.
19981 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19982 * cselib.c (cselib_invalidate_mem): Likewise.
19983 * gcse.c (compute_transp): Likewise.
19984 * dse.c (scan_reads_nospill): Likewise.
19985 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19986 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19987 canon_base_addr of the group, plus optional offset.
19988 (struct group_info): Rename canon_base_mem to
19990 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19991 canon_rtx of base_mem.
19993 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19995 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19996 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19998 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20000 * config/spu/spu-builtins.h: Delete file.
20002 * config/spu/spu.h (enum spu_builtin_type): Move here from
20004 (struct spu_builtin_description): Likewise. Add GTY marker.
20005 Do not use enum spu_function_code or enum insn_code.
20006 (spu_builtins): Add extern declaration.
20008 * config/spu/spu.c: Do not include "spu-builtins.h".
20009 (enum spu_function_code, enum spu_builtin_type_index,
20010 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20011 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20012 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20013 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20014 (spu_builtin_types): Make static. Add GTY marker.
20015 (spu_builtins): Add extern declaration with GTY marker.
20016 Include "gt-spu.h".
20018 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20019 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20020 Check programmatically whether all parameters are scalar.
20022 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20024 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20026 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20027 assignment from the constructor either if the target is volatile.
20029 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20031 * config/arm/arm.md (insv): Do not share operands[0].
20033 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20035 * config/vxlib-tls.c (active_tls_threads): Delete.
20036 (delete_hook_installed): New.
20037 (tls_delete_hook): Don't delete the delete hook.
20038 (tls_destructor): Delete it here.
20039 (__gthread_set_specific): Adjust installing the delete hook.
20040 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20041 __gthread_leave_tsd_dtor_context.
20043 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20045 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20047 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20049 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20051 (alpha_rtx_costs): Ditto.
20052 (emit_unlikely_jump): Use add_reg_note.
20053 (emit_frame_store_1): Ditto.
20054 (alpha_expand_prologue): Ditto.
20055 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20056 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20058 2009-04-23 Nick Clifton <nickc@redhat.com>
20060 * config/v850/v850.md (epilogue): Remove suppressed code.
20061 (return): Rename to return_simple and remove test of frame size.
20062 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20063 to gen_return_simple.
20065 2009-04-22 Jing Yu <jingyu@google.com>
20068 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20070 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20073 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20074 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20075 value is a VECTOR_CST, the element type is the element type of the
20078 2009-04-22 DJ Delorie <dj@redhat.com>
20080 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20082 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20084 * alias.c (find_base_term): Move around LO_SUM case, so that
20085 CONST falls through into PLUS/MINUS handling.
20088 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20089 into 0, use omit_one_operand.
20091 2009-04-23 Ben Elliston <bje@au.ibm.com>
20093 * config/rs6000/linux-unwind.h (get_regs): Remove type
20094 puns. Change the type of `pc' to an array of unsigned ints and
20095 update all users. Constify frame24.
20097 2009-04-22 DJ Delorie <dj@redhat.com>
20099 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20100 declarations before code.
20101 (current_function_special_page_vector): Likewise.
20102 (m32c_expand_insv): Silence a warning.
20104 2009-04-21 Taras Glek <tglek@mozilla.com>
20106 * alias.c: Update GTY annotations to new syntax.
20107 * basic-block.h: Likewise.
20108 * bitmap.h: Likewise.
20109 * c-common.h: Likewise.
20110 * c-decl.c: Likewise.
20111 * c-parser.c: Likewise.
20112 * c-pragma.c: Likewise.
20113 * c-tree.h: Likewise.
20114 * cfgloop.h: Likewise.
20115 * cgraph.h: Likewise.
20116 * config/alpha/alpha.c: Likewise.
20117 * config/arm/arm.h: Likewise.
20118 * config/avr/avr.h: Likewise.
20119 * config/bfin/bfin.c: Likewise.
20120 * config/cris/cris.c: Likewise.
20121 * config/darwin.c: Likewise.
20122 * config/frv/frv.c: Likewise.
20123 * config/i386/i386.c: Likewise.
20124 * config/i386/i386.h: Likewise.
20125 * config/i386/winnt.c: Likewise.
20126 * config/ia64/ia64.h: Likewise.
20127 * config/iq2000/iq2000.c: Likewise.
20128 * config/mips/mips.c: Likewise.
20129 * config/mmix/mmix.h: Likewise.
20130 * config/pa/pa.c: Likewise.
20131 * config/pa/pa.h: Likewise.
20132 * config/rs6000/rs6000.c: Likewise.
20133 * config/s390/s390.c: Likewise.
20134 * config/sparc/sparc.c: Likewise.
20135 * config/xtensa/xtensa.c: Likewise.
20136 * cselib.h: Likewise.
20137 * dbxout.c: Likewise.
20138 * dwarf2out.c: Likewise.
20139 * except.c: Likewise.
20140 * except.h: Likewise.
20141 * fixed-value.h: Likewise.
20142 * function.c: Likewise.
20143 * function.h: Likewise.
20144 * gimple.h: Likewise.
20145 * integrate.c: Likewise.
20146 * optabs.c: Likewise.
20147 * output.h: Likewise.
20148 * real.h: Likewise.
20150 * stringpool.c: Likewise.
20151 * tree-data-ref.c: Likewise.
20152 * tree-flow.h: Likewise.
20153 * tree-scalar-evolution.c: Likewise.
20154 * tree-ssa-address.c: Likewise.
20155 * tree-ssa-alias.h: Likewise.
20156 * tree-ssa-operands.h: Likewise.
20157 * tree.c: Likewise.
20158 * tree.h: Likewise.
20159 * varasm.c: Likewise.
20160 * varray.h: Likewise.
20162 * coretypes.h: Do not define GTY macro if it is already defined.
20163 * doc/gty.texi: Update GTY documentation to new syntax.
20164 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20165 annotations on structs.
20166 * gengtype-parse.c: Likewise.
20168 2009-04-22 Mark Heffernan <meheff@google.com>
20170 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20172 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20174 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20177 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20179 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20180 the same as a PLUS without a shift. Increase the cost of a
20183 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20185 * Makefile.in: Update dependencies.
20186 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20187 * errors.h: Remove bogus comment about compatibility.
20188 (warning): Update declaration.
20189 * genautomata.c: Update all calls to warning.
20190 * gimple.c: Do not include errors.h. Include toplev.h.
20191 * tree-ssa-structalias.c: Do not include errors.h.
20192 * omega.c: Likewise.
20193 * tree-ssa-reassoc.c: Likewise.
20194 * config/spu/spu-c.c: Likewise.
20195 * config/spu/t-spu-elf: Update dependencies.
20197 2009-04-22 Richard Guenther <rguenther@suse.de>
20199 PR tree-optimization/39824
20200 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20201 make sure the types are compatible.
20203 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20206 * c-common.c (c_parse_error): Take a token_flags parameter.
20207 Use token_type for the token type instead.
20208 Pass token_flags to cpp_type2name.
20209 * c-common.h (c_parse_error): Update declaration.
20210 * c-parser.c (c_parser_error): Pass 0 as token flags.
20212 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20214 PR rtl-optimization/39580
20215 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20217 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20219 * function.c (expand_function_end): Do not emit a jump to the "naked"
20220 return label for fall-through returns.
20221 * except.c (sjlj_emit_function_exit): Always place the call to the
20222 unregister function at the location installed by expand_function_end.
20224 2009-04-22 Richard Guenther <rguenther@suse.de>
20226 PR tree-optimization/39845
20227 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20228 (gen_inbound_check): Likewise.
20230 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20232 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20234 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20235 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20237 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20239 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20240 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20241 shift counts to avoid out-of-bounds array accesses.
20243 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20245 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20246 (Pmode): Move above.
20248 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20250 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20251 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20252 GET_CODE macro. Use IN_RANGE macro where appropriate.
20253 * config/alpha/alpha.h: Ditto.
20254 * config/alpha/alpha.md: Ditto.
20255 * config/alpha/constraints.md: Ditto.
20256 * config/alpha/predicates.md: Ditto.
20258 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20260 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20261 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20262 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20263 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20264 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20265 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20266 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20267 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20268 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20269 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20270 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20271 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20272 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20273 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20274 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20275 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20276 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20277 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20278 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20279 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20280 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20281 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20282 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20283 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20284 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20285 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20286 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20288 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20290 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20291 references from comments.
20292 * cfgbuild.c: (count_basic_blocks): Delete.
20293 (find_basic_blocks_1): Delete.
20294 (find_basic_blocks): Delete.
20295 * except.c (finish_eh_generation): Make static. Move comment from
20296 except.h here. Remove find_basic_blocks references from comments.
20297 * except.h (finish_eh_generation): Delete.
20298 * basic-block.h (find_basic_blocks): Delete.
20299 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20301 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20303 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20304 (sdbout_parms): Likewise.
20306 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20308 * config/sh/sh.c (prepare_cbranch_operands): Use
20309 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20310 (expand_cbranchdi4): Likewise.
20311 (from_compare): Add cast to enum type.
20312 (expand_cbranchsi4): Use add_reg_note.
20313 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20314 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20315 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20316 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20317 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20318 instead of CODE_FOR_nothing.
20319 (cbranchdi4): Likewise. Fix the order of arguments for
20321 (push_fpscr): Use add_reg_note.
20322 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20323 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20325 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20327 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20328 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20329 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20330 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20331 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20332 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20333 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20334 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20335 config/alpha/x-vms, config/arc/t-arc,
20336 config/arm/README-interworking, config/arm/arm-c.c,
20337 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20338 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20339 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20340 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20341 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20342 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20343 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20344 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20345 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20346 config/cris/t-elfmulti, config/crx/t-crx,
20347 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20348 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20349 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20350 config/h8300/t-h8300, config/i386/athlon.md,
20351 config/i386/darwin-libgcc.10.4.ver,
20352 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20353 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20354 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20355 config/i386/t-linux64, config/i386/t-nwld,
20356 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20357 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20358 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20359 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20360 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20361 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20362 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20363 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20364 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20365 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20366 config/m68k/t-uclinux, config/mcore/t-mcore,
20367 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20368 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20369 config/mips/crtn.asm, config/mips/irix-crti.asm,
20370 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20371 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20372 config/mips/mips-fixed.md, config/mips/sb1.md,
20373 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20374 config/mips/t-iris6, config/mips/t-isa3264,
20375 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20376 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20377 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20378 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20379 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20380 config/mn10300/t-linux, config/mn10300/t-mn10300,
20381 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20382 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20383 config/picochip/libgccExtras/clzsi2.asm,
20384 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20385 config/rs6000/darwin-libgcc.10.4.ver,
20386 config/rs6000/darwin-libgcc.10.5.ver,
20387 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20388 config/rs6000/t-aix43, config/rs6000/t-aix52,
20389 config/rs6000/t-darwin, config/rs6000/t-fprules,
20390 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20391 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20392 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20393 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20394 config/rs6000/t-rtems, config/rs6000/t-spe,
20395 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20396 config/score/t-score-elf, config/sh/divcost-analysis,
20397 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20398 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20399 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20400 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20401 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20402 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20403 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20404 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20405 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20406 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20407 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20408 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20409 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20410 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20411 * config/h8300/genmova.sh: Include copyright and license notices
20412 in generated output.
20413 * config/h8300/mova.md: Regenerate.
20414 * doc/install.texi2html: Include word "Copyright" in copyright
20415 notice and use name "Free Software Foundation, Inc.".
20416 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20417 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20418 ChangeLog-2007, ChangeLog-2008: Correct dates.
20420 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20422 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20423 NE_EXPR operations as well.
20424 * c-parser.c (c_parser_condition): Do not set location information on
20426 (c_parser_conditional_expression): Likewise.
20427 (c_parser_binary_expression): Set location information on operators.
20428 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20429 TRUTH_NOT_EXPR has been folded.
20430 * fold-const.c (fold_truth_not_expr): Copy location information from
20431 the incoming expression to the outgoing one.
20432 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20433 recursive calls on the LHS of the operator but pass that of the
20434 operator to recursive calls on the RHS of the operator. Set it
20436 (shortcut_cond_expr): Set the locus of the operator on the second
20437 COND_EXPR and that of the expression on the first in degenerate cases.
20438 Pass the locus of the expression to calls to shortcut_cond_r.
20439 Set the locus of the 'then' block on the associated jump, if any.
20440 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20441 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20442 expression to call to gimplify_boolean_expr.
20444 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20446 * config.gcc: Add additional configuration for
20447 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20448 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20449 (CPP_SPEC): Redefine for allowing -municode option.
20450 (STARTFILE_SPEC): Likewise.
20451 * config/i386/t-mingw-w64: New.
20452 * config/i386/mingw-w64.opt: New.
20453 (municode): Add new target option.
20454 * doc/invoke.texi (municode): Add documentation for new option.
20456 2009-04-21 Ian Lance Taylor <iant@google.com>
20458 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20459 Correct test for number of arguments.
20460 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20462 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20464 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20465 argument of emit_library_call.
20467 2009-04-21 Richard Guenther <rguenther@suse.de>
20469 PR middle-end/39829
20470 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20471 inside VIEW_CONVERT_EXPRs.
20473 2009-04-21 Martin Jambor <mjambor@suse.cz>
20475 * tree-switch-conversion.c (build_constructors): Split a long line.
20476 (constructor_contains_same_values_p): New function.
20477 (build_one_array): Create assigns of constants if possible, do not
20478 call mark_sym_for_renaming, call update_stmt.
20479 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20480 make_rename_temp. Do not call mark_symbols_for_renaming, call
20482 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20483 find_new_referenced_vars, call update_stmt.
20484 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20485 instead of calling make_rename_temp. Do not call
20486 find_new_referenced_vars or mark_symbols_for_renaming, call
20489 2009-04-21 Richard Guenther <rguenther@suse.de>
20491 PR tree-optimization/39827
20492 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20493 (tree_ssa_phiprop): Pass the correct array size.
20495 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20497 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20499 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20502 * c-typeck.c (lvalue_p): Move declaration ...
20503 * c-common.h (lvalue_p): ... to here.
20504 * c-common.c (candidate_equal_p): New.
20505 (add_tlist): Use it.
20506 (merge_tlist): Use it.
20507 (warn_for_collisions_1): Likewise.
20508 (warning_candidate_p): Accept more candidates.
20509 (verify_tree): A warning candidate can be an expression. Use
20512 2009-04-21 Ben Elliston <bje@au.ibm.com>
20515 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20516 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20517 options. Remove -mcall-solaris documentation.
20519 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20522 * doc/invoke.texi (-Wlong-long): Update description.
20523 * c-lex (interpret_integer): Only warn if there was no previous
20524 overflow and -Wlong-long is enabled.
20525 * c-decl.c (declspecs_add_type): Drop redundant flags.
20526 * c.opt (Wlong-long): Init to -1.
20527 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20528 and front-end warn_long_long. Wlong-long only depends on other
20529 flags if it is uninitialized.
20530 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20531 the same for CPP and FE.
20532 (restore_extension_diagnostics): Likewise.
20534 2009-04-20 Ian Lance Taylor <iant@google.com>
20536 Fix enum conversions which are invalid in C++:
20537 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20538 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20539 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20540 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20541 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20542 (dbxout_parms): Likewise.
20543 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20544 (df_clear_flags): Likewise.
20545 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20546 top_flag parameter to int.
20547 (df_chain_create_bb_process_use): Likewise.
20548 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20550 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20551 (df_ref_create_structure, df_def_record_1): Likewise.
20552 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20553 (df_notes_rescan): Change 0 to VOIDmode in function call.
20554 (df_get_call_refs, df_insn_refs_collect): Likewise.
20555 (df_bb_regs_collect): Likewise.
20556 (df_entry_block_defs_collect): Likewise.
20557 (df_exit_block_uses_collect): Likewise.
20558 * df.h: Update declarations.
20559 * double-int.c (double_int_divmod): Add cast to enum type.
20560 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20561 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20562 (based_loc_descr): Likewise.
20563 (loc_descriptor_from_tree_1): Change first_op and second_op to
20564 enum dwarf_location_atom. Add cast to enum type.
20565 * expmed.c (init_expmed): Change 0 to SET in function call.
20566 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20567 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20568 (do_store_flag): Likewise.
20569 * fixed-value.h (struct fixed_value): Change mode to enum
20571 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20572 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20574 (insert_insn_decl, insert_decl, insert_state): Likewise.
20575 (automata_list_finish): Likewise.
20576 * genrecog.c (process_define_predicate): Add cast to enum type.
20577 * gensupport.c (init_predicate_table): Add cast to enum type.
20578 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20580 (gimple_build_call_1, gimple_build_label): Likewise.
20581 (gimple_build_goto, gimple_build_asm_1): Likewise.
20582 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20583 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20584 (enum fallback): Rename from enum fallback_t.
20585 (fallback_t): Typedef as int.
20586 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20587 GSI_SAME_STMT in function call.
20588 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20590 (setup_reg_class_relations): Likewise.
20591 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20592 (setup_prohibited_class_mode_regs): Add cast to enum type.
20593 (setup_prohibited_mode_move_regs): Likewise.
20594 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20595 (record_address_regs): Change i to enum reg_class.
20596 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20597 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20598 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20599 (GET_MODE_2XWIDER_MODE): Likewise.
20600 (GET_CLASS_NARROWEST_MODE): Likewise.
20601 * omp-low.c (expand_omp_for): Add cast to enum type.
20602 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20603 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20604 * postreload.c (reload_cse_simplify_operands): Change rclass local
20606 * predict.c (combine_predictions_for_insn): Change best_predictor
20607 and predictor to enum br_predictor.
20608 (combine_predictions_for_bb): Likewise.
20609 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20610 use SET_PREDICT_EXPR_OUTCOME.
20611 * real.c (real_arithmetic): Change icode to code in function call.
20612 * reginfo.c (init_move_cost): Add casts to enum type.
20613 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20614 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20616 * reload.c (find_valid_class): Add casts to enum type.
20617 (push_reload): Change 0 to NO_REGS in function call.
20618 (find_reloads): Change this_alternative to array of enum
20619 reg_class. Remove some now-unnecessary casts.
20620 (make_memloc): Change 0 to VOIDmode in function call.
20621 * reload1.c (reload): Change 0 to VOIDmode in function call.
20622 (eliminate_regs_1, elimination_effects): Likewise.
20623 (eliminate_regs_in_insn): Likewise.
20624 (emit_input_reload_insns): Add cast to enum type.
20625 (delete_output_reload): Change 0 to VOIDmode in function call.
20626 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20627 to enum type in function call.
20628 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20629 (SET_PREDICT_EXPR_OUTCOME): Define.
20630 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20631 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20632 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20633 (dump_function): Likewise.
20634 * tree-dump.h: Update declarations.
20635 * tree-pass.h: Update declarations.
20636 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20637 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20639 (arm_rtx_costs_1): Correct parenthesization.
20640 (arm_rtx_costs): Add casts to enum type.
20641 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20642 (vfp_emit_fstmd): Use add_rg_note.
20643 (emit_multi_reg_push, emit_sfm): Likewise.
20644 (thumb_set_frame_pointer): Likewise.
20645 (arm_expand_prologue): Likewise.
20646 (arm_regno_class): Change return type to enum reg_class.
20647 (thumb1_expand_prologue): Use add_reg_note.
20648 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20649 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20651 * config/arm/gentune.sh: Add cast to enum type.
20652 * config/arm/arm-tune.md: Rebuild.
20653 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20654 (ix86_split_fp_branch, predict_jump): Likewise.
20655 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20656 insn_code to enum rtx_code.
20657 (ix86_builtin_vectorized_function): Add cast to enum type.
20658 * config/i386/i386.md (truncdfsf2): Change slot to enum
20660 (truncxf<mode>2, isinf<mode>2): Likewise.
20661 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20663 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20664 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20665 (insert_bundle_state): Change 1 to INSERT in function call.
20666 (ia64_add_bundle_selector_before): Likewise.
20667 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20668 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20669 (restore_stack_nonlocal): Likewise.
20670 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20672 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20674 (mips_rtx_costs): Likewise.
20675 (mips_override_options): Add casts to enum type.
20676 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20678 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20679 (store_reg, set_reg_plus_d): Likewise.
20680 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20681 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20683 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20685 (emit_unlikely_jump): Use add_reg_note.
20686 (rs6000_emit_allocate_stack): Likewise.
20687 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20688 (output_toc): Change 1 to INSERT in function call.
20689 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20690 (rs6000_initialize_trampoline): Likewise.
20691 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20693 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20694 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20695 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20696 (save_gprs): Use add_reg_note.
20697 (s390_emit_prologue): Likewise.
20698 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20699 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20700 (sparc_fold_builtin): Add cast to enum type.
20701 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20703 (spu_expand_prologue): Use add_reg_note.
20704 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20706 2009-04-20 Ian Lance Taylor <iant@google.com>
20708 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20709 (c_parser_postfix_expression_after_primary): Get VEC for list of
20710 arguments. Get original types of arguments. Call
20711 build_function_call_vec.
20712 (cached_expr_list_1, cached_expr_list_2): New static variables.
20713 (c_parser_expr_list): Change return type to VEC *. Add
20714 p_orig_types parameter. Change all callers.
20715 (c_parser_release_expr): New static function.
20716 (c_parser_vec_to_tree_list): New static function.
20717 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20718 call build_function_call_vec.
20719 (build_function_call_vec): New function, based on old
20720 build_function_call.
20721 (convert_arguments): Remove nargs and argarray parameters. Change
20722 values to a VEC. Add origtypes parameter.
20723 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20724 (convert_for_assignment): Add origtype parameter. Change all
20725 callers. If warn_cxx_compat, check for conversion to an enum
20726 type when calling a function.
20727 (store_init_value): Add origtype parameter. Change all callers.
20728 (digest_init): Likewise.
20729 (struct init_node): Add origtype field.
20730 (add_pending_init): Add origtype parameter. Change all callers.
20731 (output_init_element): Likewise.
20732 (output_pending_init_elements): Pass origtype from init_node to
20733 output_init_element.
20734 (process_init_element): Pass origtype from c_expr to
20735 output_init_element.
20736 (c_finish_return): Add origtype parameter. Change all callers.
20737 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20739 (sync_resolve_params): Likewise.
20740 (sync_resolve_return): Change params to first_param. Change caller.
20741 (resolve_overloaded_builtins): Change params to VEC *. Change
20742 callers. Save first parameter around call to build_function_call_vec.
20743 * c-decl.c (finish_decl): Add origtype parameter. Change all
20744 callers. Call build_function_call_vec rather than
20745 build_function_call for cleanup.
20746 * c-tree.h: Update declarations.
20747 * c-common.h: Update declarations.
20748 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20749 params to first_param.
20750 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20751 params parameter from tree to void *.
20752 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20753 Change arglist parameter to have type void *, and to be a pointer
20755 * config/rs6000/rs6000-protos.h
20756 (altivec_resolve_overloaded_builtin): Update declaration.
20757 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20758 fnargs parameter to have type void *, and to be a pointer to a
20759 VEC. Call build_function_call_vec instead of
20760 build_function_call.
20761 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20763 2009-04-20 Joey Ye <joey.ye@intel.com>
20764 Xuepeng Guo <xuepeng.guo@intel.com>
20765 H.J. Lu <hongjiu.lu@intel.com>
20767 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20769 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20770 (IX86_LEA_PRIORITY): Likewise.
20771 (distance_non_agu_define): New function.
20772 (distance_agu_use): Likewise.
20773 (ix86_lea_for_add_ok): Likewise.
20774 (ix86_dep_by_shift_count): Likewise.
20776 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20777 should split for LEA.
20779 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20781 (ix86_dep_by_shift_count): Likewise.
20783 2009-04-20 Richard Guenther <rguenther@suse.de>
20785 * expr.c (handled_component_p): Move ...
20786 * tree.h (handled_component_p): ... here.
20787 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20788 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20789 and REALPART_EXPR to be in one group.
20791 2009-04-20 Richard Guenther <rguenther@suse.de>
20793 * basic-block.h (get_all_dominated_blocks): Declare.
20794 * dominance.c (get_all_dominated_blocks): New function.
20795 * tree-cfg.c (get_all_dominated_blocks): Remove.
20796 (remove_edge_and_dominated_blocks): Adjust.
20797 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20798 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20799 instead of recursing.
20801 2009-04-20 Doug Kwan <dougkwan@google.com>
20803 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20804 (struct cgraph_node_set_def): New type.
20805 (cgraph_node_set) New type. Also declare vector functions.
20806 (struct cgraph_node_set_element_def): New type.
20807 (cgraph_node_set_element): Ditto.
20808 (cgraph_node_set_iterator): New iterator type.
20809 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20810 cgraph_node_set_remove, dump_cgraph_node_set,
20811 debug_cgraph_node_set): New prototypes.
20812 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20813 cgraph_node_set_size): New inlines.
20814 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20815 including cgraph.h.
20816 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20817 argument to function 'write_summary'.
20818 * ipa.c: Include ggc.h.
20819 (hash_cgraph_node_set_element,
20820 eq_cgraph_node_set_element, cgraph_node_set_new,
20821 cgraph_node_set_add, cgraph_node_set_remove,
20822 cgraph_node_set_find, dump_cgraph_node_set,
20823 debug_cgraph_node_set): New functions.
20824 * Makefile.in (ipa.o): Add dependency on GGC_H.
20826 2009-04-20 Ira Rosen <irar@il.ibm.com>
20828 PR tree-optimization/39675
20829 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20830 check of the return code of vect_schedule_slp. Check that
20831 stmt_vec_info still exists for the statement, before checking its
20832 vectorization type.
20834 2009-04-20 Michael Matz <matz@suse.de>
20836 * Makefile.in (generated_files): Take out $(simple_generated_c).
20838 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20840 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20841 (UINTPTR_TYPE): Likewise.
20843 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20846 * c-typeck.c (digest_init): Check for initializing an array with a
20849 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20852 * c-semantics.c (pop_stmt_list): Propagate
20853 STATEMENT_LIST_HAS_LABEL to parent statement list.
20855 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20857 * config/mips/mips.h (mips_tune_attr): New macro.
20858 * config/mips/mips.md (cpu): Use it.
20860 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20863 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20866 2009-04-19 Diego Novillo <dnovillo@google.com>
20868 * toplev.c (compile_file): Move call to coverage_finish ...
20869 * cgraphunit.c (ipa_passes): ... here.
20870 Call cgraph_process_new_functions.
20871 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20872 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20874 2009-04-19 Jan Hubicka <jh@suse.cz>
20876 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20878 (dump_cgraph_node): Dump can throw external flag.
20879 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20881 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20885 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20886 * common.opt (Wlogical-op): Move from here...
20887 * c.opt (Wlogical-op): ... to here.
20888 * c-typeck.c (parser_build_binary_op): Update call to
20889 warn_logical_operator.
20890 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20892 * c-common.c (warn_logical_op): Update.
20893 * c-common.h (warn_logical_op): Update declaration.
20895 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20897 * tree.c (protected_set_expr_location): Fix formatting.
20899 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20902 * c-typeck.c (readonly_warning): new.
20903 (build_unary_op, build_modify_expr): Use readonly_warning for
20904 storing into something readonly but not const-qualified.
20906 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20909 * c-typeck.c (build_unary_op): Check for taking address of
20910 expression of type void.
20912 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20915 * c-typeck.c (build_function_call): Check for calling a function
20916 with qualified void return types. Call require_complete_type when
20919 2009-04-18 Jan Hubicka <jh@suse.cz>
20921 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20923 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20924 can_throw_external flag.
20925 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20926 * ipa-pure-const.c (ignore_edge): New function.
20927 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20928 only over can_throw_external edges.
20929 (local_pure_const): Add nothrow flag.
20930 * ipa-utils.c (searchc): Add ignore_edge callback.
20931 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20932 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20933 (set_nothrow_function_flags): Update cgraph.
20934 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20936 2009-04-18 Richard Guenther <rguenther@suse.de>
20938 PR middle-end/39804
20939 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20940 (fold_stmt): ... this and ...
20941 (fold_stmt_inplace): ... this.
20942 (fold_stmt_1): Fold references in calls and asms.
20943 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20945 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20947 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20948 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20950 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20952 * tree.c (function_args_count): Remove.
20953 * tree.h: Remove the prototype for function_args_count.
20955 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20957 * tree-iterator.c (expr_only): Remove.
20958 * tree.h: Remove the prototype for expr_only.
20960 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20962 * reginfo.c (cannot_change_mode_set_regs): Remove.
20963 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20965 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20967 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20968 whether operands 0 and 1 overlaps.
20970 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20972 PR middle-end/36902
20973 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20974 pointer. Use warning_at instead of warning.
20975 (search_for_addr_array): Likewise.
20976 (check_array_bounds): Likewise.
20977 (check_all_array_refs): Check that the incoming edge is not in the
20978 list of edges to be removed.
20979 (check_all_array_refs): Avoid the temporal pointer.
20980 (vrp_visit_cond_stmt): Fix typo.
20981 (simplify_switch_using_ranges): Handle the case where the switch
20982 index is an integer constant.
20984 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20986 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20988 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20990 * doc/extend.texi, doc/invoke.texi: Fix typos.
20992 2009-04-17 Cary Coutant <ccoutant@google.com>
20994 * tree-flow-inline.h (get_lineno): Fix inverted test.
20996 2009-04-17 Diego Novillo <dnovillo@google.com>
20998 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20999 assertion for AVAIL_OUT.
21001 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21004 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21005 * config/sh/linux-atomic.asm: Likewise.
21007 2009-04-17 Diego Novillo <dnovillo@google.com>
21009 * except.c (debug_eh_tree): New.
21010 (struct eh_region, struct eh_status): Move ...
21011 * except.h: ... here.
21012 (add_type_for_runtime): Declare extern.
21013 (lookup_type_for_runtime): Likewise.
21014 (debug_eh_tree): Declare.
21015 * Makefile.in (GTFILES): List except.h before except.c
21017 2009-04-17 Diego Novillo <dnovillo@google.com>
21019 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21020 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21021 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21022 (find_vars_r): ... here.
21023 * tree-flow.h (find_referenced_vars_in): Declare.
21024 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21025 that AVAIL_OUT exists for BLOCK.
21026 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21027 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21028 (tree-parloops.o): Likewise.
21030 2009-04-17 Simon Baldwin <simonb@google.com>
21032 * toplev.c (default_tree_printer): Add handling for %E format.
21034 2009-04-17 Diego Novillo <dnovillo@google.com>
21036 * tree-pretty-print.c (dump_generic_node): Add break after
21037 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21038 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21039 FUNCTION_TYPE together. Call print_struct_decl when printing
21040 structures and TDF_SLIM is not given.
21041 (print_struct_decl): Fix logic for detecting recursion.
21043 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21046 * gcc.c (create_at_file): New.
21047 (compile_input_file_p): New.
21048 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21049 * main.c (main): Update call to toplev_main.
21050 * toplev.c (toplev_main): Change signature. Call expandargv.
21051 * toplev.h (toplev_main): Change signature.
21053 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21055 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21056 if the latter is not constant.
21058 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21060 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21062 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21064 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21065 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21067 2009-04-17 Richard Guenther <rguenther@suse.de>
21069 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21070 Handle component references view-converting an invariant address.
21072 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21074 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21075 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21076 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21077 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21078 Use @deftypevr rather than @deftypevar.
21080 2009-04-17 Richard Guenther <rguenther@suse.de>
21082 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21083 (get_prop_source_stmt): Likewise.
21084 (can_propagate_from): Likewise.
21086 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21088 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21089 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21090 (--with-multilib-list): Add default value.
21091 * configure: Regenerate.
21092 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21093 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21094 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21095 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21096 Don't add default cpu to multilib list unnecessarily, but do enable
21097 the relevant compiler option..
21098 Add support for --with-multilib-list=<blank> and
21099 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21100 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21101 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21102 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21103 TM_MULTILIB_CONFIG.
21104 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21105 (MULTILIB_OSDIRNAMES): New variable.
21106 * config/sh/t-1e: Delete file.
21107 * config/sh/t-mlib-sh1: Delete file.
21108 * config/sh/t-mlib-sh2: Delete file.
21109 * config/sh/t-mlib-sh2a: Delete file.
21110 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21111 * config/sh/t-mlib-sh2a-single: Delete file.
21112 * config/sh/t-mlib-sh2a-single-only: Delete file.
21113 * config/sh/t-mlib-sh2e: Delete file.
21114 * config/sh/t-mlib-sh3e: Delete file.
21115 * config/sh/t-mlib-sh4: Delete file.
21116 * config/sh/t-mlib-sh4-nofpu: Delete file.
21117 * config/sh/t-mlib-sh4-single: Delete file.
21118 * config/sh/t-mlib-sh4-single-only: Delete file.
21119 * config/sh/t-mlib-sh4a: Delete file.
21120 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21121 * config/sh/t-mlib-sh4a-single: Delete file.
21122 * config/sh/t-mlib-sh4a-single-only: Delete file.
21123 * config/sh/t-mlib-sh4al: Delete file.
21124 * config/sh/t-mlib-sh5-32media: Delete file.
21125 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21126 * config/sh/t-mlib-sh5-64media: Delete file.
21127 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21128 * config/sh/t-mlib-sh5-compact: Delete file.
21129 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21130 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21131 * doc/install.texi (Options specification): Add
21132 --with-multilib-list and --with-endian.
21134 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21136 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21138 (OBJS-common): Add plugin-version.o.
21139 (plugin-version.o): New.
21140 * gcc-plugin.h (plugin_gcc_version): New.
21141 (plugin_default_version_check): New.
21142 (plugin_init_func, plugin_init): Add version argument.
21143 * plugin-version.c: New.
21144 * plugin.c (str_plugin_gcc_version_name): New.
21145 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21146 pass it to the init function.
21147 (plugin_default_version_check): New.
21149 2009-04-17 Richard Guenther <rguenther@suse.de>
21151 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21152 for decl-vs-decl disambiguation.
21154 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21156 * config/s390/s390.h (s390_tune_attr): New macro definition.
21157 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21159 2009-04-17 Richard Guenther <rguenther@suse.de>
21161 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21162 (fold_stmt_r): Likewise.
21163 (maybe_fold_reference): New function.
21164 (fold_gimple_assign): Handle cases fold_stmt_r did.
21165 (fold_stmt): Do not use fold_stmt_r.
21166 (fold_stmt_inplace): Likewise.
21168 2009-04-17 Richard Guenther <rguenther@suse.de>
21170 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21171 (record_equivalences_from_stmt): Remove useless checks and
21173 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21174 the type is already suitable.
21176 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21178 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21180 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21182 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21183 (CMPtype): Define as __gcc_CMPtype.
21185 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21187 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21188 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21190 2009-04-17 Richard Guenther <rguenther@suse.de>
21192 PR tree-optimization/39746
21193 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21194 special-casing for builtins and static variable use/def.
21195 (call_may_clobber_ref_p_1): Likewise.
21197 2009-04-16 Ian Lance Taylor <iant@google.com>
21199 * df.h: Include "timevar.h".
21200 (struct df_problem): Change tv_id field to timevar_id_t.
21201 * tree-pass.h: Include "timevar.h".
21202 (struct opt_pass): Change tv_id field to timevar_id_t.
21203 * timevar.h (timevar_id_t): Define TV_NONE.
21204 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21205 TV_NONE rather than tv_id != 0.
21206 (execute_one_pass): Likewise.
21207 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21208 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21209 dependencies to $(TREE_PASS_H).
21210 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21212 (pass_branch_target_load_optimize2): Likewise.
21213 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21214 (pass_outof_cfg_layout_mode): Likewise.
21215 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21216 (pass_rebuild_cgraph_edges): Likewise.
21217 (pass_remove_cgraph_callee_edges): Likewise.
21218 * df-core.c (pass_df_initialize_opt): Likewise.
21219 (pass_df_initialize_no_opt): Likewise.
21220 (pass_df_finish): Likewise.
21221 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21222 * except.c (pass_set_nothrow_function_flags): Likewise.
21223 (pass_convert_to_eh_region_ranges): Likewise.
21224 * final.c (pass_compute_alignments): Likewise.
21225 * function.c (pass_instantiate_virtual_regs): Likewise.
21226 (pass_init_function): Likewise.
21227 (pass_leaf_regs): Likewise.
21228 (pass_match_asm_constraints): Likewise.
21229 * gimple-low.c (pass_lower_cf): Likewise.
21230 (pass_mark_used_blocks): Likewise.
21231 * init-regs.c (pass_initialize_regs): Likewise.
21232 * integrate.c (pass_initial_value_sets): Likewise.
21233 * ira.c (pass_ira): Likewise.
21234 * jump.c (pass_cleanup_barriers): Likewise.
21235 * omp-low.c (pass_expand_omp): Likewise.
21236 (pass_lower_omp): Likewise.
21237 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21238 * recog.c (pass_split_all_insns): Likewise.
21239 (pass_split_after_reload): Likewise.
21240 (pass_split_before_regstack): Likewise.
21241 (pass_split_before_sched2): Likewise.
21242 (pass_split_for_shorten_branches): Likewise.
21243 * reginfo.c (pass_reginfo_init): Likewise.
21244 (pass_subregs_of_mode_init): Likewise.
21245 (pass_subregs_of_mode_finish): Likewise.
21246 * passes.c (pass_postreload): Likewise.
21247 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21248 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21249 (pass_warn_function_return): Likewise.
21250 (pass_warn_function_noreturn): Likewise.
21251 * tree-complex.c (pass_lower_complex): Likewise.
21252 (pass_lower_complex_O0): Likewise.
21253 * tree-if-conv.c (pass_if_conversion): Likewise.
21254 * tree-into-ssa.c (pass_build_ssa): Likewise.
21255 * tree-mudflap.c (pass_mudflap_1): Likewise.
21256 (pass_mudflap_2): Likewise.
21257 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21258 (pass_mudflap_2): Likewise.
21259 * tree-nrv.c (pass_return_slot): Likewise.
21260 * tree-object-size.c (pass_object_sizes): Likewise.
21261 * tree-optimize.c (pass_all_optimizations): Likewise.
21262 (pass_early_local_passes): Likewise.
21263 (pass_all_early_optimizations): Likewise.
21264 (pass_cleanup_cfg): Likewise.
21265 (pass_cleanup_cfg_post_optimizing): Likewise.
21266 (pass_free_datastructures): Likewise.
21267 (pass_free_cfg_annotations): Likewise.
21268 (pass_fixup_cfg): Likewise.
21269 (pass_init_datastructures): Likewise.
21270 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21271 (pass_late_warn_uninitialized): Likewise.
21272 (pass_update_address_taken): Likewise.
21273 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21274 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21275 (pass_cse_sincos): Likewise.
21276 (pass_convert_to_rsqrt): Likewise.
21277 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21278 * tree-stdarg.c (pass_stdarg): Likewise.
21279 * tree-tailcall.c (pass_tail_recursion): Likewise.
21280 (pass_tail_calls): Likewise.
21281 * tree-vect-generic.c (pass_lower_vector): Likewise.
21282 (pass_lower_vector_ssa): Likewise.
21283 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21285 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21287 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21289 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21291 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21292 logical and signext.
21294 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21297 * config/sh/predicates.md (arith_operand): Check if the operand
21298 of TRUNCATE is a REG.
21300 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21302 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21303 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21305 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21307 * tree-iterator.c (tsi_split_statement_list_after,
21308 tsi_split_statement_list_before): Remove.
21309 * tree-iterator.h: Remove the prototypes for
21310 tsi_split_statement_list_after and tsi_split_statement_list_before.
21312 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21314 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21315 * tree-ssa-propagate.h: Remove the prototype for
21316 stmt_makes_single_load.
21318 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21320 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21321 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21323 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21325 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21327 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21329 * except.c (eh_region_outer_p): Remove.
21330 * except.h: Remove the prototype for eh_region_outer_p.
21332 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21334 * function.c (current_function_assembler_name): Remove.
21335 * function.h: Remove the prototype for
21336 current_function_assembler_name.
21338 2009-04-16 Ian Lance Taylor <iant@google.com>
21340 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21341 (add_reg_note): Call alloc_reg_note.
21342 * rtl.h (alloc_reg_note): Declare.
21343 * combine.c (try_combine): Use alloc_reg_note.
21344 (recog_for_combine, move_deaths): Likewise.
21345 (distribute_notes): Use alloc_reg_note and add_reg_note.
21346 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21347 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21348 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21350 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21352 PR rtl-optimization/39762
21353 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21354 ira_may_move_out_cost): Add comments about way of their usage.
21355 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21357 * ira-conflicts.c (process_regs_for_copy): Use function
21358 ira_get_register_move_cost instead of global
21359 ira_register_move_cost.
21361 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21362 color_pass, move_spill_restore, update_curr_costs): Ditto.
21364 * ira-lives.c (process_single_reg_class_operands): Ditto.
21366 * ira-emit.c (emit_move_list): Ditto.
21368 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21369 (record_reg_classes): Ditto. Use functions
21370 ira_get_register_move_cost and ira_get_may_move_cost instead of
21371 global vars ira_register_move_cost, ira_may_move_out_cost and
21372 ira_may_move_in_cost.
21373 (record_address_regs): Don't call ira_init_register_move_cost.
21374 Use function ira_get_may_move_cost instead of global
21375 ira_may_move_in_cost.
21376 (process_bb_node_for_hard_reg_moves): Use function
21377 ira_get_register_move_cost instead of global ira_register_move_cost.
21378 (ira_costs): Don't call ira_init_register_move_cost.
21380 2009-04-16 Richard Guenther <rguenther@suse.de>
21382 * tree-cfg.c (verify_gimple_assign_binary):
21383 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21384 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21385 (create_general_new_stmt): Note that this function is broken.
21387 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21389 * common.opt (fhelp): Add Var(help_flag).
21390 * gcc-plugin.h (plugin_info): Add help.
21391 * plugin.c (plugin_name_args): Add help.
21392 (register_plugin_info): Set plugin->help.
21393 (print_help_one_plugin): New.
21394 (print_plugins_help): New.
21395 * plugin.h (print_plugins_help): New.
21396 * toplev.c (toplev_main): Call print_plugins_help if needed.
21398 2009-04-16 Richard Guenther <rguenther@suse.de>
21400 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21401 (gimple_ior_addresses_taken_1): New function.
21402 (gimple_ior_addresses_taken): Likewise.
21403 * gimple.h (struct gimple_statement_with_ops_base): Remove
21404 addresses_taken member.
21405 (gimple_ior_addresses_taken): Declare.
21406 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21407 gimple_set_addresses_taken): Remove.
21408 * ipa-reference.c (mark_address): New function.
21409 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21410 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21411 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21412 (gimple_add_to_addresses_taken): Remove.
21413 (get_tmr_operands): Call mark_address_taken.
21414 (get_asm_expr_operands): Likewise.
21415 (get_expr_operands): Likewise.
21416 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21417 (free_stmt_operands): Do not free it.
21418 * tree-ssa.c (delete_tree_ssa): Likewise.
21419 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21421 2009-04-16 Richard Guenther <rguenther@suse.de>
21423 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21424 (walk_stmt_load_store_ops): Likewise.
21425 * gimple.c (get_base_loadstore): New function.
21426 (walk_stmt_load_store_addr_ops): Likewise.
21427 (walk_stmt_load_store_ops): Likewise.
21428 * ipa-pure-const.c (check_op): Simplify.
21429 (check_load, check_store): New functions.
21430 (check_stmt): Use walk_stmt_load_store_ops.
21431 * ipa-reference.c (mark_load): Adjust signature.
21432 (mark_store): Likewise.
21433 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21435 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21437 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21438 (plugin_info): New.
21439 * opts.c (common_handle_option): Don't call print_version.
21440 * plugin.c (plugin_name_args): Add version.
21441 (register_plugin_info): New.
21442 (register_callback): Handle PLUGIN_INFO.
21443 (try_init_one_plugin): New.
21444 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21446 (finalize_one_plugin): New.
21447 (finalize_plugins): New.
21448 (print_one_plugin): New.
21449 (print_plugins_versions): New.
21450 * plugin.h (print_plugins_versions): New.
21451 (finalize_plugins): New.
21452 * toplev.c (compile_file): Don't call initialize_plugins.
21453 (print_version): Call print_plugins_versions.
21454 (toplev_main): Call initialize_plugins. Print version if needed.
21455 Call finalize_plugins.
21457 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21459 * common.opt (fversion): New.
21460 * gcc.c (print_version): New.
21461 (process_command): Don't print the version. Just set print_version.
21462 (main): Print version. Call subprocesses if print_version and
21463 verbose_flag are set.
21464 * opts.c (common_handle_option): Handle OPT_fversion.
21466 2009-04-16 Richard Guenther <rguenther@suse.de>
21467 Ira Rosen <irar@il.ibm.com>
21469 PR tree-optimization/39698
21470 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21471 type of the reduction variable. Only generate the def if
21474 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21475 make sure to first convert to an integer of the same precision.
21476 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21477 the type of the evolution correctly in computing the new
21478 induction variable base.
21480 2009-04-16 Richard Guenther <rguenther@suse.de>
21482 PR middle-end/39625
21483 * tree-cfg.c (make_blocks): Split statements with to-be
21484 abnormal SSA names on the lhs.
21486 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21488 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21489 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21490 * c-typeck.c (really_start_incremental_init): Likewise.
21491 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21492 (TARGET_INITIALIZER): Remove it.
21493 * target.h (struct target): Remove vector_opaque_p.
21494 * tree.c (build_opaque_vector_type): New.
21495 * tree.h (TYPE_VECTOR_OPAQUE): New.
21496 (build_opaque_vector_type): Declare.
21497 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21498 * config/rs6000/rs6000.c (build_opaque_vector_type,
21499 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21500 (rs6000_init_builtins): Use build_opaque_vector_type for
21501 opaque_V4SI_type_node.
21503 2009-04-15 Catherine Moore <clm@codesourcery.com>
21505 * debug.h (set_name): Declare.
21506 * dwarf2out.c (dwarf2out_set_name): Declare.
21507 (dwarf2_debug_hooks): Add set_name.
21508 (find_AT_string): New.
21509 (add_AT_string): Call find_AT_string.
21510 (dwarf2out_set_name): New.
21511 * cp/decl.c (grokdeclarator): Call set_name.
21512 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21513 * debug.c (do_nothing_debug_hooks): Likewise.
21514 * dbxout.c (dbx_debug_hooks): Likewise.
21515 * sdbout.c (sdb_debug_hooks): Likewise.
21517 2009-04-15 Michael Eager <eager@eagercon.com>
21519 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21520 reg for single-precision FPU.
21521 * config/rs6000/rs6000.md (movsi_internal1): Only for
21522 !TARGET_SINGLE_FPU.
21523 (movsi_internal1_single): New. Add pattern to move SI values to/from
21524 single-precision FP regs.
21526 2009-04-15 Richard Guenther <rguenther@suse.de>
21528 * omp-low.c (lower_rec_input_clauses): Build correct address
21530 (expand_omp_for_generic): Fix multiplication type.
21531 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21532 (generate_memset_zero): Fix types.
21533 * tree-profile.c (prepare_instrumented_value): Correctly
21536 2009-04-15 Ian Lance Taylor <iant@google.com>
21538 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21539 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21540 for -Wall and for -Wc++-compat.
21541 (c_common_post_options): For C++, set warn_enum_compare if not
21543 * c-tree.h (struct c_expr): Add field original_type.
21544 (build_external_ref): Update declaration.
21545 * c-parser.c (c_parser_braced_init): Set original_type.
21546 (c_parser_initelt): Likewise.
21547 (c_parser_expr_no_commas): Likewise.
21548 (c_parser_conditional_expression): Likewise.
21549 (c_parser_cast_expression): Likewise.
21550 (c_parser_unary_expression): Likewise. Pull setting of
21551 original_code to top of function.
21552 (c_parser_sizeof_expression): Set original_type.
21553 (c_parser_alignof_expression): Likewise.
21554 (c_parser_postfix_expression): Likewise. Pull setting of
21555 original_code to top of function.
21556 (c_parser_postfix_expression_after_paren_type): Set original_type.
21557 (c_parser_postfix_expression_after_primary): Likewise.
21558 (c_parser_expression): Likewise.
21559 * c-typeck.c (build_external_ref): Add type parameter. Change all
21561 (c_expr_sizeof_expr): Set original_type field.
21562 (parser_build_unary_op): Likewise.
21563 (parser_build_binary_op): Likewise. Optionally warn about
21564 comparisons of enums of different types.
21565 (digest_init): Set original_type field.
21566 (really_start_incremental_init): Likewise.
21567 (push_init_level, pop_init_level): Likewise.
21568 * doc/invoke.texi (Warning Options): -Wenum-compare now
21571 2009-04-15 Richard Guenther <rguenther@suse.de>
21573 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21574 out a necessary conversion.
21575 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21576 names we didn't value number.
21577 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21579 2009-04-15 Richard Guenther <rguenther@suse.de>
21581 PR tree-optimization/39764
21582 * tree-ssa-ccp.c (get_value): Canonicalize value with
21583 canonicalize_float_value.
21585 2009-04-15 Jan Hubicka <jh@suse.cz>
21587 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21588 Wrong version of patch.
21590 2009-04-15 Jan Hubicka <jh@suse.cz>
21592 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21594 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21596 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21597 our distinct integral and vector types.
21599 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21601 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21602 * init.c (build_vtbl_address): Remove call to assemble_external.
21604 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21606 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21607 output for other floating point modes.
21609 2009-04-14 Diego Novillo <dnovillo@google.com>
21611 * diagnostic.c (diagnostic_report_diagnostic): Do not
21612 warn about loaded plugins for DK_ERROR and DK_WARNING.
21613 * c-decl.c (declspecs_add_type): Move call to
21614 invoke_plugin_callbacks ...
21615 * c-parser.c (c_parser_declspecs): ... here.
21616 * plugin.c (dump_active_plugins): Tidy output.
21618 2009-04-14 Diego Novillo <dnovillo@google.com>
21619 Le-Chun Wu <lcwu@google.com>
21621 * configure.ac: Add --enable-plugin support.
21622 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21623 * Makefile.in (PLUGIN_H): Define.
21624 Export ENABLE_PLUGIN and GMPINC to site.exp.
21625 Add PLUGINLIBS to link command.
21626 Add/modify dependencies for plugin.o and files including plugin.h.
21628 * config.in: Regenerate.
21630 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21633 2009-04-14 Le-Chun Wu <lcwu@google.com>
21635 * tree-pass.h (register_one_dump_file): Add a prototype for
21636 register_one_dump_file.
21637 * toplev.c (compile_file): Call initialize_plugins.
21638 (do_compile): Call invoke_plugin_callbacks.
21639 (toplev_main): Call invoke_plugin_callbacks.
21640 * common.opt: Add -fplugin= and -fplugin-arg-.
21641 * gcc-plugin.h: New public header file for plugins to include.
21642 * plugin.c: New source file.
21643 * plugin.h: New internal header file.
21644 * passes.c (register_one_dump_file): Make it external.
21646 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21648 2009-04-14 Diego Novillo <dnovillo@google.com>
21650 * doc/plugins.texi: New.
21651 * doc/gccint.texi: Add reference to Plugins chapter.
21652 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21653 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21654 loaded plugins, if any.
21655 * timevar.def (TV_PLUGIN_INIT): Define.
21656 (TV_PLUGIN_RUN): Define.
21657 * plugin.c: Include timevar.h
21658 (plugins_active_p): New.
21659 (dump_active_plugins): New.
21660 (debug_active_plugins): New.
21662 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21664 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21666 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21668 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21670 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21671 the same as a minus without a shift.
21673 2009-04-14 Nick Clifton <nickc@redhat.com>
21675 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21676 comparisons with small integers will always produce a short
21679 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21682 2008-12-19 Diego Novillo <dnovillo@google.com>
21684 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21686 2009-04-14 Richard Guenther <rguenther@suse.de>
21688 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21690 (verify_gimple_assign_binary): Likewise. Handle shifts and
21692 (verify_gimple_phi): Print the mismatched argument position.
21693 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21695 (vect_update_init_of_dr): Likewise.
21696 * matrix-reorg.c (transform_access_sites): Do what the
21698 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21700 2009-04-13 Michael Eager <eager@eagercon.com>
21702 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21703 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21704 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21705 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21706 remove duplicate config
21708 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21710 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21711 file_name:line_number type locator of the call site.
21713 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21715 * genautomata.c: Put blank after comma.
21716 (automaton_decls): New.
21717 (struct unit_usage): Add comments to member next.
21718 (store_alt_unit_usage): Keep the list ordered.
21719 (unit_present_on_list_p, equal_alternatives_p): New.
21720 (check_regexp_units_distribution): Check units distribution
21721 correctness correctly.
21722 (main): Don't write automata if error is found. Return correct
21725 * config/m68k/cf.md (cfv4_ds): Remove.
21726 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21727 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21729 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21730 power4-load-ext, power4-store, power4-store-update,
21731 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21732 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21733 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21734 power4-sqrt, power4-isync): Modify reservation to make correct
21735 unit distribution to automata.
21737 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21738 power5-store-update, power5-two, power5-three, power5-lmul,
21739 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21741 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21743 * except.c (pass_set_nothrow_function_flags): Set name and add
21745 (set_nothrow_function_flags): Mention in the dump file when
21746 changing a function to nothrow.
21748 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21751 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21752 instead of unsigned long.
21754 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21756 * config/arm/arm.c (return_used_this_function): Remove.
21757 (arm_output_function_prologue): Remove use of
21758 return_used_this_function.
21759 (output_return_instruction): Replace use of
21760 return_used_this_function
21761 by cfun->machine->return_used_this_function.
21762 (arm_output_epilogue): Likewise.
21763 (arm_output_function_epilogue): Likewise.
21764 (thumb_unexpanded_epilogue): Likewise.
21765 * config/arm/arm.h (struct machine_function):
21766 New member return_used_this_function.
21768 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21770 * doc/install.texi: Correct description of default directory for
21771 --with-gxx-include-dir.
21773 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21775 * fold-const.c (build_range_check): Properly deal with enumeral and
21776 boolean base types.
21778 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21780 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21781 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21782 * params.h (MAX_GCSE_PASSES): Remove.
21783 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21784 in sequence. Remove ability to run multiple passes.
21785 (bypass_jumps): Report run as third CPROP pass.
21787 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21789 PR middle-end/39651
21790 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21791 when deciding whether the whole SEQUENCE can throw.
21793 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21796 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21797 offseted label references.
21799 2009-04-11 Jan Hubicka <jh@suse.cz>
21801 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21803 2009-04-11 Richard Guenther <rguenther@suse.de>
21805 PR middle-end/39732
21806 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21807 return variables as TREE_ADDRESSABLE.
21809 2009-04-11 Richard Guenther <rguenther@suse.de>
21811 PR tree-optimization/39713
21812 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21813 reference trees have SSA_NAME operands.
21815 2009-04-11 Richard Guenther <rguenther@suse.de>
21818 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21819 address expressions.
21821 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21823 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21824 match changes in Cygwin 1.7
21825 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21826 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21828 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21830 PR tree-optimization/39701
21831 * doc/invoke.texi (Optimization Options): Document change in
21832 meaning and initialization of -fdelete-null-pointer-checks.
21834 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21836 PR middle-end/39701
21837 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21839 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21842 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21844 2009-04-10 Chao-ying Fu <fu@mips.com>
21846 * doc/tm.texi (Instruction Output): Document
21847 TARGET_ASM_FINAL_POSTSCAN_INSN.
21848 * target.h (final_postscan_insn): New field in asm_out.
21849 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21850 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21851 * final.c (final_scan_insn): Call
21852 targetm.asm_out.final_postscan_insn after outputting
21853 an asm macro and a normal instruction.
21855 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21856 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21857 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21858 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21859 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21861 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21863 PR middle-end/39701
21864 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21865 variables as non-NULL even with -fdelete-null-pointer-checks.
21867 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21869 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21871 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21874 * config/i386/i386.c (classify_argument): Handle SCmode with
21875 (bit_offset % 64) != 0.
21877 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21879 * doc/invoke.texi (Optimize Options): Add cross-reference to
21880 -Q --help=optimizers examples.
21882 2009-04-10 Ben Elliston <bje@au.ibm.com>
21885 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21886 regalign for the reg == fpr and TDmode case.
21888 2009-04-09 David Ayers <ayers@fsfe.org>
21891 * objc/objc-act.c (warn_with_method): Remove helper function.
21892 (check_duplicates): Call warning and inform directly.
21893 (really_start_method): Likewise.
21895 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21897 * expmed.c (expand_divmod): Always use a comparison for a division
21898 by a large unsigned integer.
21900 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21901 for things others than variables or functions as nonzero.
21903 2009-04-09 Nick Clifton <nickc@redhat.com>
21905 * unwind-compat.c: Change copyright header to refer to version
21906 3 of the GNU General Public License with version 3.1 of the
21907 GCC Runtime Library Exception and to point readers at the
21908 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21909 * config/alpha/crtfastmath.c: Likewise.
21910 * config/alpha/linux-unwind.h: Likewise.
21911 * config/alpha/qrnnd.asm: Likewise.
21912 * config/alpha/vms-crt0-64.c: Likewise.
21913 * config/alpha/vms-crt0.c: Likewise.
21914 * config/alpha/vms-dwarf2.asm: Likewise.
21915 * config/alpha/vms-dwarf2eh.asm: Likewise.
21916 * config/alpha/vms-psxcrt0-64.c: Likewise.
21917 * config/alpha/vms-psxcrt0.c: Likewise.
21918 * config/alpha/vms_tramp.asm: Likewise.
21919 * config/arc/initfini.c: Likewise.
21920 * config/arc/lib1funcs.asm: Likewise.
21921 * config/arm/bpabi-v6m.S: Likewise.
21922 * config/arm/bpabi.S: Likewise.
21923 * config/arm/bpabi.c: Likewise.
21924 * config/arm/crti.asm: Likewise.
21925 * config/arm/crtn.asm: Likewise.
21926 * config/arm/ieee754-df.S: Likewise.
21927 * config/arm/ieee754-sf.S: Likewise.
21928 * config/arm/lib1funcs.asm: Likewise.
21929 * config/arm/libunwind.S: Likewise.
21930 * config/arm/linux-atomic.c: Likewise.
21931 * config/arm/mmintrin.h: Likewise.
21932 * config/arm/pr-support.c: Likewise.
21933 * config/arm/unaligned-funcs.c: Likewise.
21934 * config/arm/unwind-arm.c: Likewise.
21935 * config/arm/unwind-arm.h: Likewise.
21936 * config/avr/libgcc.S: Likewise.
21937 * config/bfin/crti.s: Likewise.
21938 * config/bfin/crtlibid.s: Likewise.
21939 * config/bfin/crtn.s: Likewise.
21940 * config/bfin/lib1funcs.asm: Likewise.
21941 * config/bfin/linux-unwind.h: Likewise.
21942 * config/cris/arit.c: Likewise.
21943 * config/cris/cris_abi_symbol.c: Likewise.
21944 * config/darwin-64.c: Likewise.
21945 * config/darwin-crt2.c: Likewise.
21946 * config/darwin-crt3.c: Likewise.
21947 * config/darwin.h: Likewise.
21948 * config/dbxelf.h: Likewise.
21949 * config/dfp-bit.c: Likewise.
21950 * config/dfp-bit.h: Likewise.
21951 * config/elfos.h: Likewise.
21952 * config/fixed-bit.c: Likewise.
21953 * config/fixed-bit.h: Likewise.
21954 * config/fp-bit.c: Likewise.
21955 * config/fp-bit.h: Likewise.
21956 * config/fr30/crti.asm: Likewise.
21957 * config/fr30/crtn.asm: Likewise.
21958 * config/fr30/lib1funcs.asm: Likewise.
21959 * config/freebsd-spec.h: Likewise.
21960 * config/frv/cmovd.c: Likewise.
21961 * config/frv/cmovh.c: Likewise.
21962 * config/frv/cmovw.c: Likewise.
21963 * config/frv/frvbegin.c: Likewise.
21964 * config/frv/frvend.c: Likewise.
21965 * config/frv/lib1funcs.asm: Likewise.
21966 * config/glibc-stdint.h: Likewise.
21967 * config/h8300/clzhi2.c: Likewise.
21968 * config/h8300/crti.asm: Likewise.
21969 * config/h8300/crtn.asm: Likewise.
21970 * config/h8300/ctzhi2.c: Likewise.
21971 * config/h8300/fixunssfsi.c: Likewise.
21972 * config/h8300/lib1funcs.asm: Likewise.
21973 * config/h8300/parityhi2.c: Likewise.
21974 * config/h8300/popcounthi2.c: Likewise.
21975 * config/i386/ammintrin.h: Likewise.
21976 * config/i386/att.h: Likewise.
21977 * config/i386/avxintrin.h: Likewise.
21978 * config/i386/biarch64.h: Likewise.
21979 * config/i386/bmmintrin.h: Likewise.
21980 * config/i386/cpuid.h: Likewise.
21981 * config/i386/cross-stdarg.h: Likewise.
21982 * config/i386/crtfastmath.c: Likewise.
21983 * config/i386/crtprec.c: Likewise.
21984 * config/i386/cygming-crtbegin.c: Likewise.
21985 * config/i386/cygming-crtend.c: Likewise.
21986 * config/i386/cygwin.asm: Likewise.
21987 * config/i386/emmintrin.h: Likewise.
21988 * config/i386/gmm_malloc.h: Likewise.
21989 * config/i386/gthr-win32.c: Likewise.
21990 * config/i386/i386.h: Likewise.
21991 * config/i386/immintrin.h: Likewise.
21992 * config/i386/linux-unwind.h: Likewise.
21993 * config/i386/linux64.h: Likewise.
21994 * config/i386/mm3dnow.h: Likewise.
21995 * config/i386/mmintrin-common.h: Likewise.
21996 * config/i386/mmintrin.h: Likewise.
21997 * config/i386/nmmintrin.h: Likewise.
21998 * config/i386/pmm_malloc.h: Likewise.
21999 * config/i386/pmmintrin.h: Likewise.
22000 * config/i386/smmintrin.h: Likewise.
22001 * config/i386/sol2-c1.asm: Likewise.
22002 * config/i386/sol2-ci.asm: Likewise.
22003 * config/i386/sol2-cn.asm: Likewise.
22004 * config/i386/sol2-gc1.asm: Likewise.
22005 * config/i386/tmmintrin.h: Likewise.
22006 * config/i386/unix.h: Likewise.
22007 * config/i386/w32-unwind.h: Likewise.
22008 * config/i386/wmmintrin.h: Likewise.
22009 * config/i386/x86-64.h: Likewise.
22010 * config/i386/x86intrin.h: Likewise.
22011 * config/i386/xmmintrin.h: Likewise.
22012 * config/ia64/crtbegin.asm: Likewise.
22013 * config/ia64/crtend.asm: Likewise.
22014 * config/ia64/crtfastmath.c: Likewise.
22015 * config/ia64/crti.asm: Likewise.
22016 * config/ia64/crtn.asm: Likewise.
22017 * config/ia64/fde-glibc.c: Likewise.
22018 * config/ia64/lib1funcs.asm: Likewise.
22019 * config/ia64/linux-unwind.h: Likewise.
22020 * config/ia64/quadlib.c: Likewise.
22021 * config/ia64/unwind-ia64.c: Likewise.
22022 * config/linux.h: Likewise.
22023 * config/m32c/m32c-lib1.S: Likewise.
22024 * config/m32c/m32c-lib2-trapv.c: Likewise.
22025 * config/m32c/m32c-lib2.c: Likewise.
22026 * config/m32r/initfini.c: Likewise.
22027 * config/m68hc11/larith.asm: Likewise.
22028 * config/m68hc11/m68hc11-crt0.S: Likewise.
22029 * config/m68k/cf.md: Likewise.
22030 * config/m68k/crti.s: Likewise.
22031 * config/m68k/crtn.s: Likewise.
22032 * config/m68k/lb1sf68.asm: Likewise.
22033 * config/m68k/linux-unwind.h: Likewise.
22034 * config/mcore/crti.asm: Likewise.
22035 * config/mcore/crtn.asm: Likewise.
22036 * config/mcore/lib1.asm: Likewise.
22037 * config/mips/linux-unwind.h: Likewise.
22038 * config/mips/loongson.h: Likewise.
22039 * config/mips/mips16.S: Likewise.
22040 * config/mmix/crti.asm: Likewise.
22041 * config/mmix/crtn.asm: Likewise.
22042 * config/pa/fptr.c: Likewise.
22043 * config/pa/hpux-unwind.h: Likewise.
22044 * config/pa/lib2funcs.asm: Likewise.
22045 * config/pa/linux-atomic.c: Likewise.
22046 * config/pa/linux-unwind.h: Likewise.
22047 * config/pa/milli64.S: Likewise.
22048 * config/pa/quadlib.c: Likewise.
22049 * config/pa/stublib.c: Likewise.
22050 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22051 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22052 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22053 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22054 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22055 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22056 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22057 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22058 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22059 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22060 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22061 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22062 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22063 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22064 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22065 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22066 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22067 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22068 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22069 * config/rs6000/750cl.h: Likewise.
22070 * config/rs6000/altivec.h: Likewise.
22071 * config/rs6000/biarch64.h: Likewise.
22072 * config/rs6000/crtresfpr.asm: Likewise.
22073 * config/rs6000/crtresgpr.asm: Likewise.
22074 * config/rs6000/crtresxfpr.asm: Likewise.
22075 * config/rs6000/crtresxgpr.asm: Likewise.
22076 * config/rs6000/crtsavfpr.asm: Likewise.
22077 * config/rs6000/crtsavgpr.asm: Likewise.
22078 * config/rs6000/darwin-asm.h: Likewise.
22079 * config/rs6000/darwin-fallback.c: Likewise.
22080 * config/rs6000/darwin-fpsave.asm: Likewise.
22081 * config/rs6000/darwin-ldouble.c: Likewise.
22082 * config/rs6000/darwin-tramp.asm: Likewise.
22083 * config/rs6000/darwin-unwind.h: Likewise.
22084 * config/rs6000/darwin-vecsave.asm: Likewise.
22085 * config/rs6000/darwin-world.asm: Likewise.
22086 * config/rs6000/e500crtres32gpr.asm: Likewise.
22087 * config/rs6000/e500crtres64gpr.asm: Likewise.
22088 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22089 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22090 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22091 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22092 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22093 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22094 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22095 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22096 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22097 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22098 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22099 * config/rs6000/eabi-ci.asm: Likewise.
22100 * config/rs6000/eabi-cn.asm: Likewise.
22101 * config/rs6000/eabi.asm: Likewise.
22102 * config/rs6000/linux-unwind.h: Likewise.
22103 * config/rs6000/linux64.h: Likewise.
22104 * config/rs6000/paired.h: Likewise.
22105 * config/rs6000/paired.md: Likewise.
22106 * config/rs6000/ppc64-fp.c: Likewise.
22107 * config/rs6000/ppu_intrinsics.h: Likewise.
22108 * config/rs6000/rs6000.h: Likewise.
22109 * config/rs6000/si2vmx.h: Likewise.
22110 * config/rs6000/sol-ci.asm: Likewise.
22111 * config/rs6000/sol-cn.asm: Likewise.
22112 * config/rs6000/spe.h: Likewise.
22113 * config/rs6000/spu2vmx.h: Likewise.
22114 * config/rs6000/sysv4.h: Likewise.
22115 * config/rs6000/tramp.asm: Likewise.
22116 * config/rs6000/vec_types.h: Likewise.
22117 * config/s390/linux-unwind.h: Likewise.
22118 * config/s390/tpf-unwind.h: Likewise.
22119 * config/score/crti.asm: Likewise.
22120 * config/score/crtn.asm: Likewise.
22121 * config/sh/crt1.asm: Likewise.
22122 * config/sh/crti.asm: Likewise.
22123 * config/sh/crtn.asm: Likewise.
22124 * config/sh/divtab-sh4-300.c: Likewise.
22125 * config/sh/divtab-sh4.c: Likewise.
22126 * config/sh/divtab.c: Likewise.
22127 * config/sh/lib1funcs-4-300.asm: Likewise.
22128 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22129 * config/sh/lib1funcs.asm: Likewise.
22130 * config/sh/lib1funcs.h: Likewise.
22131 * config/sh/linux-atomic.asm: Likewise.
22132 * config/sh/linux-unwind.h: Likewise.
22133 * config/sh/shmedia.h: Likewise.
22134 * config/sh/sshmedia.h: Likewise.
22135 * config/sh/ushmedia.h: Likewise.
22136 * config/sparc/crtfastmath.c: Likewise.
22137 * config/sparc/linux-unwind.h: Likewise.
22138 * config/sparc/sol2-c1.asm: Likewise.
22139 * config/sparc/sol2-ci.asm: Likewise.
22140 * config/sparc/sol2-cn.asm: Likewise.
22141 * config/spu/divmodti4.c: Likewise.
22142 * config/spu/divv2df3.c: Likewise.
22143 * config/spu/float_disf.c: Likewise.
22144 * config/spu/float_unsdidf.c: Likewise.
22145 * config/spu/float_unsdisf.c: Likewise.
22146 * config/spu/float_unssidf.c: Likewise.
22147 * config/spu/mfc_multi_tag_release.c: Likewise.
22148 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22149 * config/spu/mfc_tag_release.c: Likewise.
22150 * config/spu/mfc_tag_reserve.c: Likewise.
22151 * config/spu/mfc_tag_table.c: Likewise.
22152 * config/spu/multi3.c: Likewise.
22153 * config/spu/spu_internals.h: Likewise.
22154 * config/spu/spu_intrinsics.h: Likewise.
22155 * config/spu/spu_mfcio.h: Likewise.
22156 * config/spu/vec_types.h: Likewise.
22157 * config/spu/vmx2spu.h: Likewise.
22158 * config/stormy16/stormy16-lib2.c: Likewise.
22159 * config/svr4.h: Likewise.
22160 * config/sync.c: Likewise.
22161 * config/v850/lib1funcs.asm: Likewise.
22162 * config/vxlib-tls.c: Likewise.
22163 * config/vxlib.c: Likewise.
22164 * config/vxworks-dummy.h: Likewise.
22165 * config/xtensa/crti.asm: Likewise.
22166 * config/xtensa/crtn.asm: Likewise.
22167 * config/xtensa/ieee754-df.S: Likewise.
22168 * config/xtensa/ieee754-sf.S: Likewise.
22169 * config/xtensa/lib1funcs.asm: Likewise.
22170 * config/xtensa/lib2funcs.S: Likewise.
22171 * config/xtensa/linux-unwind.h: Likewise.
22172 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22173 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22174 * coretypes.h: Likewise.
22175 * crtstuff.c: Likewise.
22176 * defaults.h: Likewise.
22177 * dwarf2.h: Likewise.
22178 * emutls.c: Likewise.
22179 * gbl-ctors.h: Likewise.
22180 * gcov-io.h: Likewise.
22181 * ginclude/float.h: Likewise.
22182 * ginclude/iso646.h: Likewise.
22183 * ginclude/stdarg.h: Likewise.
22184 * ginclude/stdbool.h: Likewise.
22185 * ginclude/stddef.h: Likewise.
22186 * ginclude/stdfix.h: Likewise.
22187 * ginclude/stdint-gcc.h: Likewise.
22188 * ginclude/tgmath.h: Likewise.
22189 * gthr-aix.h: Likewise.
22190 * gthr-dce.h: Likewise.
22191 * gthr-gnat.c: Likewise.
22192 * gthr-gnat.h: Likewise.
22193 * gthr-lynx.h: Likewise.
22194 * gthr-mipssde.h: Likewise.
22195 * gthr-nks.h: Likewise.
22196 * gthr-posix.c: Likewise.
22197 * gthr-posix.h: Likewise.
22198 * gthr-posix95.h: Likewise.
22199 * gthr-rtems.h: Likewise.
22200 * gthr-single.h: Likewise.
22201 * gthr-solaris.h: Likewise.
22202 * gthr-tpf.h: Likewise.
22203 * gthr-vxworks.h: Likewise.
22204 * gthr-win32.h: Likewise.
22205 * gthr.h: Likewise.
22206 * libgcc2.c: Likewise.
22207 * libgcc2.h: Likewise.
22208 * libgcov.c: Likewise.
22209 * tsystem.h: Likewise.
22210 * typeclass.h: Likewise.
22211 * unwind-c.c: Likewise.
22212 * unwind-compat.h: Likewise.
22213 * unwind-dw2-fde-compat.c: Likewise.
22214 * unwind-dw2-fde-darwin.c: Likewise.
22215 * unwind-dw2-fde-glibc.c: Likewise.
22216 * unwind-dw2-fde.c: Likewise.
22217 * unwind-dw2-fde.h: Likewise.
22218 * unwind-dw2.c: Likewise.
22219 * unwind-dw2.h: Likewise.
22220 * unwind-generic.h: Likewise.
22221 * unwind-pe.h: Likewise.
22222 * unwind-sjlj.c: Likewise.
22223 * unwind.inc: Likewise.
22224 * config/arm/neon-gen.ml: Change generated copyright header to
22225 refer to version 3 of the GNU General Public License with
22226 version 3.1 of the GCC Runtime Library Exception and to point
22227 readers at the COPYING3 and COPYING3.RUNTIME files and the
22228 FSF's license web page.
22229 * config/arm/arm_neon.h: Regenerate.
22231 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22233 * config/cris/cris.md: Change copyright header to refer to version
22234 3 of the GNU General Public License.
22235 * doc/install.texi2html: Change copyright header to refer to version
22236 3 of the GNU General Public License and to point readers at the
22237 COPYING3 file and the FSF's license web page.
22238 * config/vax/linux.h: Likewise.
22240 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22242 * config/i386/i386.md (cmpcc): New.
22243 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22244 (sync_compare_and_swap_cc*): Delete.
22246 * config/s390/s390.c (s390_compare_emitted): Remove.
22247 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22248 s390_compare_emitted used to be handled. Assert that modes match.
22249 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22250 refer to sync_compare_and_swap_ccsi.
22251 * config/s390/s390.h (s390_compare_emitted): Remove.
22252 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22253 instead of s390_compare_emitted.
22254 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22255 instead of s390_compare_emitted.
22256 * config/s390/s390.md (cmpcc): New.
22257 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22258 CC_REGNUM, do not pretend it's set.
22259 (sync_compare_and_swap_cc*): Delete.
22260 * config/s390/predicates.md (cc_reg_operand): New.
22262 * expr.c (sync_compare_and_swap_cc): Delete.
22263 * optabs.h (sync_compare_and_swap_cc): Delete.
22264 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22265 is being used with can_compare_p.
22266 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22267 (find_cc_set): New.
22268 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22269 look for a MODE_CC set instead. Use emit_store_flag.
22270 (expand_compare_and_swap_loop): Likewise, with some additional
22271 complication to avoid a force_reg when useless. Use
22272 emit_cmp_and_jump_insns.
22273 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22274 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22275 sync_compare_and_swap documentation.
22277 2009-04-09 Jan Hubicka <jh@suse.cz>
22279 * except.c (find_prev_try): Break out from ....
22280 (duplicate_eh_regions): ... here; properly update prev_try pointers
22281 when duplication part of tree.
22282 (dump_eh_tree): Improve dumping.
22283 (verify_eh_region): New.
22284 (verify_eh_tree): Use it.
22286 2009-04-06 Richard Guenther <rguenther@suse.de>
22288 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22289 &ARRAY addresses by adjusting their types and prepending
22291 * tree-cfg.c (verify_gimple_assign_single): Verify that
22292 addresses are correct.
22294 2009-04-09 Richard Guenther <rguenther@suse.de>
22296 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22297 indices into an array reference if possible.
22298 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22299 Fold POINTER_PLUS_EXPR statements with invariant address.
22301 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22304 * config.gcc (powerpc64-*-linux*): Always build biarch.
22306 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22309 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22310 it and pedwarn if this results in an INTEGER_CST.
22312 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22314 * doc/install.texi: Update minimum GMP version. Remove obsolete
22315 text in MPFR section.
22317 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22319 * dwarf2out.c (class_scope_p): New static inline.
22320 (class_or_namespace_scope_p): Use it.
22321 (gen_variable_die): Use DW_TAG_member tag for static data member
22322 declarations instead of DW_TAG_variable.
22324 PR middle-end/39573
22325 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22328 2009-04-08 Richard Guenther <rguenther@suse.de>
22330 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22331 valueize random data.
22333 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22335 * config.gcc (aix tm_file): Add aix-stdint.h.
22336 (aix tm clause use_gcc_stdint): Set to wrap.
22337 * config/rs6000/aix-stdint.h: New file.
22339 2009-04-08 Richard Guenther <rguenther@suse.de>
22341 PR middle-end/36291
22342 * tree-dfa.c (add_referenced_var): Do not recurse into
22343 global initializers.
22344 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22346 (fold_const_aggregate_ref): Likewise.
22348 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22350 * recog.c (ordered_comparison_operator): New.
22351 * gensupport.c (std_preds): Add it.
22352 * doc/md.texi (Machine-Independent Predicates): Document it.
22354 2009-04-08 Jan Hubicka <jh@suse.cz>
22356 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22357 * function.h (rtl_eh): Remove exception_handler_label_map.
22358 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22359 remove_exception_handler_label, for_each_eh_label_1): Remove.
22360 (rtl_remove_unreachable_regions): Remove.
22361 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22362 (find_exception_handler_labels): Don't build the hashtable.
22363 (maybe_remove_eh_handler): Remove.
22364 (for_each_eh_label): Rewrite to walk the tree.
22365 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22366 * except.h (maybe_remove_eh_handler): Remove.
22367 * passes.c (init_optimization_passes): Schedule second EH cleanup
22369 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22370 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22372 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22374 * genoutput.c (validate_optab_operands): New.
22375 (gen_insn, gen_expand): Call it.
22377 * genflags.c (gen_insn): Detect misused iterators.
22378 (main): Pass line_no to gen_insn, exit with status 1 on error.
22380 * genextract.c (line_no): Make global.
22381 (VEC_safe_set_locstr): Change assertion to error message.
22382 (main): Exit with status 1 on error.
22384 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22388 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22389 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22390 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22391 * c-convert.c (convert): Do not call fold on results of conversion
22392 functions when the result is a C_MAYBE_CONST_EXPR.
22393 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22394 of __builtin_choose_expr.
22395 * c-typeck.c (remove_c_maybe_const_expr): New.
22396 (build_unary_op, build_conditional_expr, build_compound_expr,
22397 build_binary_op, c_objc_common_truthvalue_conversion): Call
22398 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22401 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22403 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22404 CODE to produce a new one. Add a prototype to use fold_convert_const
22406 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22409 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22410 mix declarations and code.
22412 2009-04-08 Ben Elliston <bje@au.ibm.com>
22414 * gcc.c: Replace `CC' with `GCC' throughout.
22416 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22418 * doc/invoke.texi: Document Atom support.
22420 2009-04-07 Jason Merrill <jason@redhat.com>
22423 * c-common.h, c-common.c: Add flag_pretty_templates.
22424 * c-opts.c (c_common_handle_option): Set it.
22425 * c.opt: Add -fno-pretty-templates.
22426 * doc/invoke.texi (C++ Dialect Options): Likewise.
22428 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22430 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22431 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22432 (ia64_expand_builtin): Likewise.
22434 2009-04-07 Martin Jambor <mjambor@suse.cz>
22436 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22437 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22438 ADDR_EXPRS are include too.
22440 2009-04-07 Richard Guenther <rguenther@suse.de>
22442 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22443 decls are only used if passes as parameters or if they are
22444 local statics and the call is not to a builtin.
22445 (call_may_clobber_ref_p_1): Likewise.
22447 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22449 * expr.c (do_store_flag): Remove last argument. Simplify code
22450 to avoid duplication of tests already done by can_compare_p.
22451 (expand_expr_real_1): Adjust caller.
22453 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22455 * optabs.c (can_compare_p): Test the predicate of a
22456 cbranch and cstore pattern.
22458 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22460 * expr.c (convert_move): Use emit_store_flag instead of
22463 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22465 * config/i386/i386.c (ix86_compare_emitted): Remove.
22466 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22467 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22468 * config/i386/i386.h (ix86_compare_emitted): Remove.
22469 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22470 instead of ix86_compare_emitted.
22471 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22473 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22475 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22476 Add t-sysroot-suffix to tmake_file.
22477 * config/print-sysroot-suffix.sh: New file.
22478 * config/t-sysroot-suffix: New file.
22480 2009-04-07 Ben Elliston <bje@au.ibm.com>
22482 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22483 as the latter produces a warning when the target does not support
22486 2009-04-07 Ben Elliston <bje@au.ibm.com>
22488 * dfp.c: Replace type punning assignments with memcpy throughout.
22489 * Makefile.in (dfp.o-warn): Remove.
22491 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22494 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22495 Include soft-fp/t-softfp after rs6000/t-linux64.
22497 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22499 * stor-layout.c (set_sizetype): Use the full precision of their
22500 machine mode for bitsize types.
22502 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22504 * config/i386/i386.md: Revert 2 accidental checkins.
22506 2009-04-06 Joey Ye <joey.ye@intel.com>
22507 Xuepeng Guo <xuepeng.guo@intel.com>
22508 H.J. Lu <hongjiu.lu@intel.com>
22510 Atom pipeline model, tuning and insn selection.
22511 * config.gcc (atom): Add atom config options and target.
22513 * config/i386/atom.md: New.
22515 * config/i386/i386.c (atom_cost): New cost.
22516 (m_ATOM): New macro flag.
22517 (initial_ix86_tune_features): Set m_ATOM.
22518 (x86_accumulate_outgoing_args): Likewise.
22519 (x86_arch_always_fancy_math_387): Likewise.
22520 (processor_target): Add Atom cost.
22521 (cpu_names): Add Atom cpu name.
22522 (override_options): Set Atom ISA.
22523 (ix86_issue_rate): New case PROCESSOR_ATOM.
22524 (ix86_adjust_cost): Likewise.
22526 * config/i386/i386.h (TARGET_ATOM): New target macro.
22527 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22528 (TARGET_OPT_AGU): New target option.
22529 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22530 (processor_type): Add PROCESSOR_ATOM.
22532 * config/i386/i386.md (cpu): Add new value "atom".
22533 (use_carry, movu): New attr.
22534 (atom.md): Include atom.md.
22535 (adddi3_carry_rex64): Set attr "use_carry".
22536 (addqi3_carry): Likewise.
22537 (addhi3_carry): Likewise.
22538 (addsi3_carry): Likewise.
22539 (*addsi3_carry_zext): Likewise.
22540 (subdi3_carry_rex64): Likewise.
22541 (subqi3_carry): Likewise.
22542 (subhi3_carry): Likewise.
22543 (subsi3_carry): Likewise.
22544 (x86_movdicc_0_m1_rex64): Likewise.
22545 (*x86_movdicc_0_m1_se): Likewise.
22546 (x86_movsicc_0_m1): Likewise.
22547 (*x86_movsicc_0_m1_se): Likewise.
22548 (*adddi_1_rex64): Emit add insn as much as possible.
22549 (*addsi_1): Likewise.
22550 (return_internal): Set atom_unit.
22551 (return_internal_long): Likewise.
22552 (return_pop_internal): Likewise.
22553 (*rcpsf2_sse): Set atom_sse_attr attr.
22554 (*qrt<mode>2_sse): Likewise.
22555 (*prefetch_sse): Likewise.
22557 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22559 (ix86_target_macros_internal): Likewise.
22561 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22562 (*prefetch_sse_rex): Likewise.
22563 (sse_rcpv4sf2): Likewise.
22564 (sse_vmrcpv4sf2): Likewise.
22565 (sse_sqrtv4sf2): Likewise.
22566 (<sse>_vmsqrt<mode>2): Likewise.
22567 (sse_ldmxcsr): Likewise.
22568 (sse_stmxcsr): Likewise.
22569 (*sse_sfence): Likewise.
22570 (sse2_clflush): Likewise.
22571 (*sse2_mfence): Likewise.
22572 (*sse2_lfence): Likewise.
22573 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22574 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22575 (avx_movdqu<avxmodesuffix>): Likewise.
22576 (avx_lddqu<avxmodesuffix>): Likewise.
22577 (sse2_movntv2di): Change attr "type" to "ssemov".
22578 (sse2_movntsi): Likewise.
22579 (rsqrtv8sf2): Change attr "type" to "sseadd".
22580 (sse3_addsubv2df3): Set attr "atom_unit".
22581 (sse3_h<plusminus_insn>v4sf3): Likewise.
22582 (*sse2_pmaddwd): Likewise.
22583 (*vec_extractv2di_1_rex64): Likewise.
22584 (*vec_extractv2di_1_avx): Likewise.
22585 (sse2_psadbw): Likewise.
22586 (ssse3_phaddwv8hi3): Likewise.
22587 (ssse3_phaddwv4hi3): Likewise.
22588 (ssse3_phadddv4si3): Likewise.
22589 (ssse3_phadddv2si3): Likewise.
22590 (ssse3_phaddswv8hi3): Likewise.
22591 (ssse3_phaddswv4hi3): Likewise.
22592 (ssse3_phsubwv8hi3): Likewise.
22593 (ssse3_phsubwv4hi3): Likewise.
22594 (ssse3_phsubdv4si3): Likewise.
22595 (ssse3_phsubdv2si3): Likewise.
22596 (ssse3_phsubswv8hi3): Likewise.
22597 (ssse3_phsubswv4hi3): Likewise.
22598 (ssse3_pmaddubsw128): Likewise.
22599 (sse3_pmaddubsw: Likewise.
22600 (ssse3_palignrti): Likewise.
22601 (ssse3_palignrdi): Likewise.
22603 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22605 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22607 2009-04-06 Richard Guenther <rguenther@suse.de>
22609 PR tree-optimization/28868
22610 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22611 of which PHI results we inserted.
22612 (insert_into_preds_of_block): Record inserted PHIs.
22613 (eliminate): Eliminate redundant PHI nodes.
22614 (init_pre): Init inserted_phi_names.
22616 2009-04-06 Richard Guenther <rguenther@suse.de>
22618 PR tree-optimization/39643
22619 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22620 IMAGPART_EXPRs of complex constants.
22621 (execute_fold_all_builtins): If we folded a call queue
22622 TODO_update_address_taken.
22624 2009-04-06 Jan Hubicka <jh@suse.cz>
22626 PR middle-end/39659
22627 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22630 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22632 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22634 (ic_invalidate_array): Likewise.
22636 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22638 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22639 alignment for library calls.
22641 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22643 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22644 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22645 * config/i386/mingw-stdint.h: New file.
22647 2009-04-05 Richard Guenther <rguenther@suse.de>
22649 PR tree-optimization/39648
22650 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22651 our &A vs. &A[0] IL deficiencies.
22653 2009-04-04 Jan Hubicka <jh@suse.cz>
22655 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22656 removed toplevel regions.
22657 (sjlj_mark_call_sites): Likewise.
22659 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22661 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22662 (cygwin tm clause use_gcc_stdint): Set to wrap.
22663 * config/i386/cygwin-stdint.h: New file.
22665 2009-04-04 Richard Guenther <rguenther@suse.de>
22667 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22668 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22669 single-argument PHIs if we are in loop-closed SSA form.
22670 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22671 for the pre-condition.
22672 (slpeel_tree_peel_loop_to_edge): Likewise.
22673 (vect_build_loop_niters): Take an optional sequence to append stmts.
22674 (vect_generate_tmps_on_preheader): Likewise.
22675 (vect_do_peeling_for_loop_bound): Take extra guards for the
22677 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22678 the cost model check.
22679 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22680 guards if we are going to peel. Do not apply versioning in that case.
22681 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22682 (vect_do_peeling_for_loop_bound): Likewise.
22683 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22684 loop bound only record extra pre-conditions, do not apply loop
22687 2009-04-04 Richard Guenther <rguenther@suse.de>
22689 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22692 2009-04-04 Jan Hubicka <jh@suse.cz>
22694 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22695 last_basic_block for size of bb->index indexed array.
22696 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22697 compute_out, link_btr_uses, build_btr_def_use_webs,
22698 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22700 2009-04-04 Jan Hubicka <jh@suse.cz>
22702 * except.c (remove_eh_handler_and_replace): Break out from ...
22703 (remove_eh_handler): ... here.
22704 (bring_to_root): New function.
22705 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22706 handled ones, bring others to root of tree.
22708 2009-04-04 Jan Hubicka <jh@suse.cz>
22710 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22711 (all_phis_safe_to_merge): New function.
22712 (update_info): New structure.
22713 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22714 (cleanup_empty_eh): Update SSA if possible.
22716 2009-04-04 Richard Guenther <rguenther@suse.de>
22718 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22719 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22720 (append_vuse): Likewise.
22722 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22724 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22725 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22726 instead of REG_UNSAVED for DW_CFA_undefined.
22727 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22728 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22731 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22734 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22736 2009-04-04 Richard Guenther <rguenther@suse.de>
22738 PR tree-optimization/8781
22739 PR tree-optimization/37892
22740 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22741 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22742 (valueize_refs): Call it for *& valueizations.
22743 (shared_reference_ops_from_ref): Rename to ...
22744 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22745 (shared_reference_ops_from_call): Rename to ...
22746 (valueize_shared_reference_ops_from_call): ... this and valueize.
22747 (vn_reference_lookup): Update.
22748 (visit_reference_op_call): Likewise.
22749 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22750 (eliminate): Value-replace the call address in call statements.
22752 2009-04-04 Richard Guenther <rguenther@suse.de>
22754 PR tree-optimization/39636
22755 * tree-ssa-forwprop.c
22756 (forward_propagate_addr_into_variable_array_index): Check for
22757 GIMPLE_ASSIGN before accessing the rhs code.
22759 2009-04-03 Jason Merrill <jason@redhat.com>
22761 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22763 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22765 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22766 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22767 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22768 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22769 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22770 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22771 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22772 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22773 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22774 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22775 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22776 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22777 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22778 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22779 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22780 Use fr_reg_or_fp01_operand instead of fr_register_operand
22782 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22783 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22784 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22786 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22788 PR rtl-optimization/39607
22789 PR rtl-optimization/39631
22793 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22794 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22795 instead of DF_LR_OUT.
22796 * ira-lives.c (process_bb_node_lives): Ditto.
22797 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22798 instead of DF_LR_{OUT,IN}.
22799 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22800 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22802 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22804 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22805 (execute_lower_omp): Always run but take the short way out if -fopenmp
22807 (gate_lower_omp): Remove, forcing the pass manager to always run the
22808 pass and always set PROP_gimple_lomp.
22809 (pass_lower_omp): Remove gate function.
22810 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22811 PROP_trees. Instead, require it.
22812 * ipa-cp.c (pass_ipa_cp): Likewise.
22813 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22814 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22815 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22816 and PROP_gimple_leh.
22818 2009-04-03 Richard Guenther <rguenther@suse.de>
22820 PR middle-end/13146
22821 PR tree-optimization/23940
22822 PR tree-optimization/33237
22823 PR middle-end/33974
22824 PR middle-end/34093
22825 PR tree-optimization/36201
22826 PR tree-optimization/36230
22827 PR tree-optimization/38049
22828 PR tree-optimization/38207
22829 PR tree-optimization/38230
22830 PR tree-optimization/38301
22831 PR tree-optimization/38585
22832 PR middle-end/38895
22833 PR tree-optimization/38985
22834 PR tree-optimization/39299
22835 * tree-ssa-structalias.h: Remove.
22836 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22837 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22838 (struct vuse_element_d): Remove.
22839 (struct vuse_vec_d): Likewise.
22840 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22841 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22842 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22843 VUSE_ELEMENT_VAR): Likewise.
22844 (struct voptype_d): Likewise.
22845 (NUM_VOP_FREE_BUCKETS): Likewise.
22846 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22847 (struct stmt_operands_d): Remove.
22848 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22849 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22850 VDEF_NUM, VDEF_VECT): Likewise.
22851 (copy_virtual_operands): Remove.
22852 (operand_build_cmp): Likewise.
22853 (create_ssa_artificial_load_stmt): Likewise.
22854 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22855 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22856 vuse_index and mayuse_index members. Pack and move done and iter_type
22857 members to the front.
22858 (SSA_OP_VMAYUSE): Remove.
22859 (SSA_OP_VIRTUAL_USES): Adjust.
22860 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22861 (unlink_stmt_vdef): Declare.
22862 (add_to_addressable_set): Remove.
22863 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22864 (vrp_visit_stmt): Likewise.
22865 * doc/tree-ssa.texi (Alias analysis): Update.
22866 * doc/invoke.texi (max-aliased-vops): Remove docs.
22867 (avg-aliased-vops): Likewise.
22868 * tree-into-ssa.c (syms_to_rename): Remove.
22869 (need_to_update_vops_p): Likewise.
22870 (need_to_initialize_update_ssa_p): Rename to ...
22871 (update_ssa_initialized_fn): ... this. Track function we are
22873 (symbol_marked_for_renaming): Simplify.
22874 (add_new_name_mapping): Do not set need_to_update_vops_p.
22875 (dump_currdefs): Use SYMS_TO_RENAME.
22876 (rewrite_update_stmt): Always walk all uses/defs.
22877 (dump_update_ssa): Adjust.
22878 (init_update_ssa): Take function argument. Track what we are
22880 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22881 (create_new_def_for): Initialize for cfun, assert we are initialized
22883 (mark_sym_for_renaming): Simplify.
22884 (mark_set_for_renaming): Do not initialize update-ssa.
22885 (need_ssa_update_p): Simplify. Take function argument.
22886 (name_mappings_registered_p): Assert we ask for the correct function.
22887 (name_registered_for_update_p): Likewise.
22888 (ssa_names_to_replace): Likewise.
22889 (release_ssa_name_after_update_ssa): Likewise.
22890 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22891 (dump_decl_set): Do not print a newline.
22892 (debug_decl_set): Do it here.
22893 (dump_update_ssa): And here.
22894 * tree-ssa-loop-im.c (move_computations): Adjust.
22895 (movement_possibility): Likewise.
22896 (determine_max_movement): Likewise.
22897 (gather_mem_refs_stmt): Likewise.
22898 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22899 or NAME_MEMORY_TAG.
22900 * tree-complex.c (update_all_vops): Remove.
22901 (expand_complex_move): Adjust.
22902 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22903 Simplify test for memory referencing statement. Exclude
22904 non-invariant ADDR_EXPRs.
22905 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22906 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22907 (rdg_flag_uses): Likewise.
22908 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22910 (tree_optimize_tail_calls_1): Also split the
22911 edge from the entry block if we have degenerate PHI nodes in
22912 the first basic block.
22913 * tree.c (init_ttree): Remove memory-tag related code.
22914 (tree_code_size): Likewise.
22915 (tree_node_structure): Likewise.
22916 (build7_stat): Re-write to be build6_stat.
22917 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22918 (SSA_VAR_P): Adjust.
22919 (struct tree_memory_tag): Remove.
22920 (struct tree_memory_partition_tag): Likewise.
22921 (union tree_node): Adjust.
22922 (build7): Re-write to be build6.
22923 * tree-pass.h (pass_reset_cc_flags): Remove.
22924 (TODO_update_address_taken): New flag.
22925 (pass_simple_dse): Remove.
22926 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22927 * params.h (MAX_ALIASED_VOPS): Remove.
22928 (AVG_ALIASED_VOPS): Likewise.
22929 * omp-low.c (expand_omp_taskreg): Update SSA form.
22930 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22931 aliases the lhs in a copy stmt.
22932 * tree-ssa-dse.c (struct address_walk_data): Remove.
22933 (memory_ssa_name_same): Likewise.
22934 (memory_address_same): Likewise.
22935 (get_kill_of_stmt_lhs): Likewise.
22936 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22937 unused stores. Look through PHI nodes into post-dominated regions.
22938 (dse_optimize_stmt): Simplify. Properly remove stores.
22939 (tree_ssa_dse): Compute dominators.
22940 (execute_simple_dse): Remove.
22941 (pass_simple_dse): Likewise.
22942 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22943 gimple_loaded_syms and gimple_stored_syms computation.
22944 * toplev.c (dump_memory_report): Dump alias and pta stats.
22945 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22946 (vn_reference_eq): Likewise.
22947 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22948 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22949 valueize_vuses): Remove.
22950 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22951 (get_def_ref_stmt_vuse): ... this.
22952 (vn_reference_lookup_2): New function.
22953 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22954 walking equivalent vuses. Simplify.
22955 (vn_reference_lookup): Likewise.
22956 (vn_reference_insert): Likewise.
22957 (vn_reference_insert_pieces): Likewise.
22958 (visit_reference_op_call): Simplify.
22959 (visit_reference_op_load): Likewise.
22960 (visit_reference_op_store): Likewise.
22961 (init_scc_vn): Remove shared_lookup_vuses initialization.
22962 (free_scc_vn): Remove shared_lookup_vuses freeing.
22963 (sort_vuses, sort_vuses_heap): Remove.
22964 (get_ref_from_reference_ops): Export.
22965 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22966 vector with single vuse pointer.
22967 (vn_reference_lookup_pieces, vn_reference_lookup,
22968 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22969 (shared_vuses_from_stmt): Remove.
22970 (get_ref_from_reference_ops): Declare.
22971 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22972 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22973 memory-tag related code.
22974 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22975 (likely_value): Add comment, skip static-chain of call statements.
22976 (surely_varying_stmt_p): Adjust.
22977 (gimplify_and_update_call_from_tree): Likewise.
22978 (execute_fold_all_builtins): Do not rebuild alias info.
22979 (gimplify_and_update_call_from_tree): Properly update VOPs.
22980 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22981 (copy_ref_info): Remove memory-tag related code.
22982 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22983 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22984 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22986 * tree-ssa-dom.c (gimple_p): Remove typedef.
22987 (eliminate_redundant_computations): Adjust.
22988 (record_equivalences_from_stmt): Likewise.
22989 (avail_expr_hash): Likewise.
22990 (avail_expr_eq): Likewise.
22991 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22992 (stmt_makes_single_load): Likewise.
22993 (stmt_makes_single_store): Likewise.
22994 * tree-ssa-alias.c: Rewrite completely.
22995 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22996 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22997 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22998 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22999 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23000 Remove public functions.
23001 (pass_reset_cc_flags): Remove.
23002 (pass_build_alias): Move ...
23003 * tree-ssa-structalias.c (pass_build_alias): ... here.
23004 * tree-ssa-alias.c (may_be_aliased): Move ...
23005 * tree-flow-inline.h (may_be_aliased): ... here.
23006 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23007 count_uses_and_derefs): Move ...
23008 * gimple.c: ... here.
23009 * gimple.h (count_uses_and_derefs): Declare.
23010 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23011 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23012 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23013 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23014 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23015 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23016 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23018 * tree-dfa.c (refs_may_alias_p): Move ...
23019 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23020 * tree-ssa-alias.h: New file.
23021 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23022 (statement_sink_location): Likewise.
23023 * opts.c (decode_options): Do not adjust max-aliased-vops or
23024 avg-aliased-vops values.
23025 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23026 (TV_CALL_CLOBBER): Likewise.
23027 (TV_FLOW_SENSITIVE): Likewise.
23028 (TV_FLOW_INSENSITIVE): Likewise.
23029 (TV_MEMORY_PARTITIONING): Likewise.
23030 (TV_ALIAS_STMT_WALK): New timevar.
23031 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23032 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23033 (get_address_description): Remove memory-tag related code.
23034 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23035 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23036 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23037 and immediate uses in statements. Document.
23038 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23039 (dump_symbols): Remove.
23040 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23041 * alias.c (get_deref_alias_set): New function split out from ...
23042 (get_alias_set): ... here.
23043 * alias.h (get_deref_alias_set): Declare.
23044 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23045 type parameter. Remove restrict pointer handling. Create a
23046 ref-all pointer in case type-based alias sets do not conflict.
23047 (vect_analyze_data_refs): Remove SMT related code.
23048 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23049 (vectorizable_load): Likewise.
23050 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23051 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23052 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23053 Ignore vops and SMTs.
23054 (dr_analyze_alias): Likewise..
23055 (free_data_ref): Likewise.
23056 (create_data_ref): Likewise.
23057 (analyze_all_data_dependences): Likewise.
23058 (get_references_in_stmt): Adjust.
23059 * tree-flow-inline.h (gimple_aliases_computed_p,
23060 gimple_addressable_vars, gimple_call_clobbered_vars,
23061 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23062 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23063 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23064 gimple_mem_ref_stats): Remove.
23065 (gimple_vop): New function.
23066 (op_iter_next_use): Remove vuses and mayuses cases.
23067 (op_iter_next_def): Remove vdefs case.
23068 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23069 (clear_and_done_ssa_iter): Do not set removed fields.
23070 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23071 Assert we are not iterating over vuses or vdefs if not also
23072 iterating over uses or defs.
23073 (op_iter_init_use): Likewise.
23074 (op_iter_init_def): Likewise.
23075 (op_iter_next_vdef): Remove.
23076 (op_iter_next_mustdef): Likewise.
23077 (op_iter_init_vdef): Likewise.
23078 (compare_ssa_operands_equal): Likewise.
23079 (link_use_stmts_after): Handle vuse operand.
23080 (is_call_used): Use is_call_clobbered.
23081 (is_call_clobbered): Global variables are always call clobbered,
23082 query the call-clobbers bitmap.
23083 (mark_call_clobbered): Ignore global variables.
23084 (clear_call_clobbered): Likewise.
23085 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23086 virtual operands sanity check.
23087 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23089 (TARGET_MEM_REF): Remove TMR_TAG operand.
23090 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23091 Remove call-clobber related code.
23092 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23093 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23094 partitions or escape reason.
23095 (get_single_def_stmt, get_single_def_stmt_from_phi,
23096 get_single_def_stmt_with_phi): Remove.
23097 (dump_referenced_vars): Tidy.
23098 (get_ref_base_and_extent): Allow bare decls.
23099 (collect_dfa_stats): Adjust.
23100 * graphite.c (rename_variables_in_stmt): Adjust.
23101 (graphite_copy_stmts_from_block): Likewise.
23102 (translate_clast): Likewise.
23103 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23105 (translate_vuse_through_block): Use the oracle.
23106 (phi_translate_1): Adjust.
23107 (value_dies_in_block_x): Use the oracle. Cache the outcome
23109 (valid_in_sets): Check if the VUSE for
23110 a REFERENCE is available.
23111 (eliminate): Do not remove stmts during elimination,
23112 instead queue and remove them afterwards.
23113 (do_pre): Do not rebuild alias info.
23114 (pass_pre): Run TODO_rebuild_alias before PRE.
23115 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23116 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23117 (mark_all_v_defs_stmt): Remove.
23118 (mark_all_v_defs_seq): Adjust.
23119 (sra_replace): Likewise.
23120 (scalarize_use): Likewise.
23121 (scalarize_copy): Likewise.
23122 (scalarize_init): Likewise.
23123 (scalarize_ldst): Likewise.
23124 (todoflags): Remove.
23125 (tree_sra): Do not rebuild alias info.
23126 (tree_sra_early): Adjust.
23127 (pass_sra): Run TODO_update_address_taken before SRA.
23128 * tree-predcom.c (set_alias_info): Remove.
23129 (prepare_initializers_chain): Do not call it.
23130 (mark_virtual_ops_for_renaming): Adjust.
23131 (mark_virtual_ops_for_renaming_list): Remove.
23132 (initialize_root_vars): Adjust.
23133 (initialize_root_vars_lm): Likewise.
23134 (prepare_initializers_chain): Likewise.
23135 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23136 (may_propagate_copy_into_stmt): Likewise.
23137 (merge_alias_info): Do nothing for now.
23138 (propagate_tree_value_into_stmt): Adjust.
23139 (stmt_may_generate_copy): Likewise.
23140 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23141 not mark symbols for renaming.
23142 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23143 with the same statement, make sure to update the new pointed-to one.
23144 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23145 call statements, do not mark symbols for renaming.
23146 (mark_operand_necessary): Dump something.
23147 (ref_may_be_aliased): New function.
23148 (mark_aliased_reaching_defs_necessary_1): New helper function.
23149 (mark_aliased_reaching_defs_necessary): Likewise.
23150 (mark_all_reaching_defs_necessary_1): Likewise.
23151 (mark_all_reaching_defs_necessary): Likewise.
23152 (propagate_necessity): Do not process virtual PHIs. For
23153 non-aliased loads mark all reaching definitions as necessary.
23154 For aliased loads and stores mark the immediate dominating
23155 aliased clobbers as necessary.
23156 (visited): New global static.
23157 (perform_tree_ssa_dce): Free visited bitmap after propagating
23159 (remove_dead_phis): Perform simple dead virtual PHI removal.
23160 (remove_dead_stmt): Properly unlink virtual operands when
23162 (eliminate_unnecessary_stmts): Schedule PHI removal after
23164 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23165 (process_replaceable): Likewise.
23166 (find_replaceable_in_bb): Likewise.
23167 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23168 based on the single gimple vop.
23169 (verify_flow_insensitive_alias_info): Remove.
23170 (verify_flow_sensitive_alias_info): Likewise.
23171 (verify_call_clobbering): Likewise.
23172 (verify_memory_partitions): Likewise.
23173 (verify_alias_info): Likewise.
23174 (verify_ssa): Adjust..
23175 (execute_update_addresses_taken): Export. Update SSA
23176 manually. Optimize only when optimizing. Use a local bitmap.
23177 (pass_update_address_taken): Remove TODO_update_ssa, add
23179 (pass_update_address_taken): Just use TODO_update_address_taken.
23180 (init_tree_ssa): Do not initialize addressable_vars.
23181 (verify_ssa): Verify new VUSE / VDEF properties.
23182 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23183 Do not call verify_alias_info.
23184 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23185 Do not free the loaded and stored syms bitmaps. Reset the escaped
23186 and callused solutions. Do not free addressable_vars.
23187 Remove memory-tag related code.
23188 (warn_uninitialized_var): Aliases are always available.
23189 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23190 * lambda-code.c (can_put_in_inner_loop): Adjust.
23191 (can_put_after_inner_loop): Likewise.
23192 (perfect_nestify): Likewise.
23193 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23194 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23195 (vectorizable_conversion): Do not mark symbols for renaming.
23196 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23197 (expand_call_inline): Unlink the calls virtual operands before
23199 (tree_function_versioning): Do not call update_ssa if we are not
23200 updating clones. Simplify.
23201 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23202 (propagate_with_phi): Likewise..
23203 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23204 clobber code. Assert we are not aliased or global.
23205 * tree-flow.h: Include tree-ssa-alias.h
23206 (enum escape_type): Remove.
23207 (struct mem_sym_stats_d): Likewise.
23208 (struct mem_ref_stats_d): Likewise.
23209 (struct gimple_df): Add vop member. Remove global_var,
23210 call_clobbered_vars, call_used_vars, addressable_vars,
23211 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23212 escaped and callused members.
23213 (struct ptr_info_def): Remove all members, add points-to solution
23215 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23216 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23217 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23218 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23219 (tree-ssa-alias.o): Likewise.
23220 (toplev.o): Add tree-ssa-alias.h
23221 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23222 * gimple.c (gimple_set_bb): Fix off-by-one error.
23223 (is_gimple_reg): Do not handle memory tags.
23224 (gimple_copy): Also copy virtual operands.
23225 Delay updating the statement. Do not reset loaded and stored syms.
23226 (gimple_set_stored_syms): Remove.
23227 (gimple_set_loaded_syms): Likewise.
23228 (gimple_call_copy_skip_args): Copy the virtual operands
23229 and mark the new statement modified.
23230 * tree-ssa-structalias.c (may_alias_p): Remove.
23231 (set_uids_in_ptset): Take the alias set to prune with as
23232 parameter. Fold in the alias test of may_alias_p.
23233 (compute_points_to_sets): Compute whether a ptr is dereferenced
23234 in a local sbitmap.
23235 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23236 other ADDRESSOF constraints on the lhs.
23237 (get_constraint_for_component_ref): Assert that we don't get
23238 ADDRESSOF constraints from the base of the reference.
23239 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23240 (struct variable_info): Remove collapsed_to member.
23241 (get_varinfo_fc): Remove.
23242 (new_var_info): Do not set collapsed_to.
23243 (dump_constraint): Do not follow cycles.
23244 (dump_constraint_graph): Likewise.
23245 (build_pred_graph): Likewise.
23246 (build_succ_graph): Likewise.
23247 (rewrite_constraints): Likewise.
23248 (do_simple_structure_copy): Remove.
23249 (do_rhs_deref_structure_copy): Remove.
23250 (do_lhs_deref_structure_copy): Remove.
23251 (collapse_rest_of_var): Remove.
23252 (do_structure_copy): Re-implement.
23253 (pta_stats): New global variable.
23254 (dump_pta_stats): New function.
23255 (struct constraint_expr): Make offset signed.
23256 (UNKNOWN_OFFSET): Define special value.
23257 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23258 (solution_set_expand): New helper function split out from ...
23259 (do_sd_constraint): ... here.
23260 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23261 (do_ds_constraint): Likewise.
23262 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23263 and CALLUSED = *CALLUSED.
23264 (set_union_with_increment): Make inc argument signed.
23265 (type_safe): Remove.
23266 (get_constraint_for_ptr_offset): Handle unknown and negative
23268 (first_vi_for_offset): Handle offsets before start. Bail
23269 out early for offsets beyond the variable extent.
23270 (first_or_preceding_vi_for_offset): New function.
23271 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23272 Together with ESCAPED = *ESCAPED this properly computes reachability.
23273 (find_what_var_points_to): New function.
23274 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23275 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23276 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23277 pt_solutions_intersect): New functions.
23278 (compute_call_used_vars): Remove.
23279 (compute_may_aliases): New main entry into PTA computation.
23280 * gimple.h (gimple_p): New typedef.
23281 (struct gimple_statement_base): Remove references_memory_p.
23282 (struct gimple_statement_with_memory_ops_base): Remove
23283 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23285 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23286 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23287 gimple_set_references_memory): Remove.
23288 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23289 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23291 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23292 (verify_expr): Allow RESULT_DECL.
23293 (gimple_duplicate_bb): Do not copy virtual operands.
23294 (gimple_duplicate_sese_region): Adjust.
23295 (gimple_duplicate_sese_tail): Likewise.
23296 (mark_virtual_ops_in_region): Remove.
23297 (move_sese_region_to_fn): Do not call it.
23298 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23299 and pass_simple_dse.
23300 (execute_function_todo): Handle TODO_update_address_taken,
23301 call execute_update_addresses_taken for TODO_rebuild_alias.
23302 (execute_todo): Adjust.
23303 (execute_one_pass): Init dump files early.
23304 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23306 (create_general_new_stmt): Clear vops.
23307 * tree-ssa-reassoc.c (get_rank): Adjust.
23308 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23309 symbols for renaming.
23310 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23311 (PARAM_AVG_ALIASED_VOPS): Likewise.
23312 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23313 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23314 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23315 (operand_build_cmp, copy_virtual_operands,
23316 create_ssa_artificial_load_stmt, add_to_addressable_set,
23317 gimple_add_to_addresses_taken): Remove public functions.
23318 (unlink_stmt_vdef): New function.
23320 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23322 * config.gcc (powerpc-*-linux*): Merge variants.
23324 2009-04-02 Chao-ying Fu <fu@mips.com>
23325 James Grosbach <james.grosbach@microchip.com>
23327 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23328 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23330 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23331 keep_interrupts_masked_p, use_debug_exception_return_p.
23332 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23333 keep_interrupts_masked, use_debug_exception_return.
23334 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23335 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23337 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23338 (mips_print_operand): Process COP0 registers to print $0 .. $31
23339 correctly for GAS to process.
23340 (mips_interrupt_extra_call_saved_reg_p): New function.
23341 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23343 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23344 (mips_compute_frame_info): Add supports for interrupt context that
23345 includes doubleword accumulators and COP0 registers.
23346 (mips_for_each_saved_acc): New function.
23347 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23348 mips_for_each_saved_reg.
23349 (mips_save_reg): Save accumulators.
23350 (mips_kernel_reg_p): A new for_each_rtx callback.
23351 (mips_expand_prologue): Support interrupt handlers.
23352 (mips_restore_reg): Restore accumulators.
23353 (mips_expand_epilogue): Support interrupt handlers.
23354 (mips_can_use_return_insn): Return false for interrupt handlers.
23355 (mips_epilogue_uses): New function.
23356 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23357 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23358 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23359 cop0_move): New instructions.
23360 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23361 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23363 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23365 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23366 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23367 interrupt handlers, we use K0 as the temporary register.
23368 (EPILOGUE_USES): Change to a function call.
23369 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23370 handlers, we use K0 as the temporary register.
23372 * doc/extend.texi (Function Attributes): Document interrupt,
23373 use_shadow_register_set, keep_interrupts_masked,
23374 use_debug_exception_return for MIPS attributes.
23376 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23378 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23379 Remove a number of t-files from tmake_file.
23380 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23381 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23382 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23383 target_prototype, not TARGET_PROTOTYPE.
23384 (LINK_OS_GNU_SPEC): Define.
23385 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23386 and darwin-ldoubdle.c.
23388 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23391 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23392 (cpp_options): Ditto.
23393 (default_compilers): Ditto.
23394 (display_help): Ditto.
23395 (process_command): Ditto.
23396 (do_spec_1): Ditto.
23397 (set_input): Use lbasename instead of duplicate code.
23398 (save_temps_prefix): New static for -save-temps=obj.
23399 (save_temps_length): Ditto.
23401 * doc/invoke.texi (-save-temps=obj): Document new variant to
23402 -save-temps switch.
23404 2009-04-02 Jeff Law <law@redhat.com>
23406 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23409 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23411 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23412 * configure: Regenerated.
23414 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23416 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23417 share the argument list.
23419 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23423 2009-02-12 Diego Novillo <dnovillo@google.com>
23425 * varpool.c (debug_varpool): New.
23426 * cgraph.h (debug_varpool): Declare.
23428 2009-04-02 Jan Hubicka <jh@suse.cz>
23430 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23433 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23435 * config/i386/i386.c (ix86_abi): Move initialization to ...
23436 (override_options): Here.
23438 2009-04-02 Christian Bruel <christian.bruel@st.com>
23440 * config/sh/sh.c (sh_dwarf_register_span): New function.
23441 (TARGET_DWARF_REGISTER_SPAN): Define.
23442 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23444 2009-04-02 Ira Rosen <irar@il.ibm.com>
23446 PR tree-optimization/39595
23447 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23448 interleaved loads group is not greater than the SLP group size.
23450 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23452 * builtins.c (is_builtin_name): New.
23453 (called_as_built_in): Use is_builtin_name.
23454 * tree.h (is_builtin_name): New.
23455 * varasm.c (incorporeal_function_p): Use is_builtin_name
23457 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23459 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23461 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23464 * c-decl.c (clone_underlying_type): Move this ...
23465 * c-common.c (set_underlying_type): ... here.
23466 Also, make sure the function properly sets TYPE_STUB_DECL() on
23467 the newly created typedef variant type.
23468 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23469 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23472 2009-04-02 Richard Guenther <rguenther@suse.de>
23474 PR tree-optimization/37221
23475 * tree-flow.h (degenerate_phi_result): Declare.
23476 * tree-ssa-dom.c (degenerate_phi_result): Export.
23477 * tree-scalar-evolution.c (analyze_initial_condition): If
23478 the initial condition is defined by a degenerate PHI node
23479 use the degenerate value.
23481 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23483 PR rtl-optimization/39588
23484 * combine.c (merge_outer_ops): Do not set the constant when this
23486 (simplify_shift_const_1): Do not modify it either in this case.
23488 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23490 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23491 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23493 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23496 * c-lex.c (interpret_float): Default (no suffix) is double.
23498 2009-04-1 Xinliang David Li <davidxl@google.com>
23500 * config/i386/i386.c (legitimate_constant_p): Recognize
23501 all one vector constant.
23503 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23505 * config/vax/vax.c: Add #includes to silence warnings.
23506 Change #include order to silence two warnings.
23508 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23510 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23511 (ASM_SPEC): Pass -k to the assembler for PIC code.
23513 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23515 * config.gcc: Add vax-*-linux* to the switch.
23516 * config/vax/linux.h: New file. (TARGET_VERSION,
23517 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23519 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23521 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23522 Use predicate macros instead of GET_CODE() == foo.
23523 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23524 ashlsi3, rotrsi3, <unnamed>): Likewise.
23526 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23528 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23529 jbbccihi, jbbccisi): Remova trailing whitespace.
23530 * config/vax/constraints.md: Likewise.
23531 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23532 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23533 * config/vax/predicates.md: Likewise.
23534 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23535 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23536 * config/vax/vax.h: Likewise.
23537 * config/vax/vax.md (nonlocal_goto): Likewise.
23539 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23541 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23542 (indirectable_address_p, adjacent_operands_p): Add spaces around
23544 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23546 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23548 * config/vax/vax.c (legitimate_constant_address_p,
23549 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23550 index_term_p, reg_plus_index_p, legitimate_address_p,
23551 vax_mode_dependent_address_p): Update comments to match functions
23552 modified by the recent int->bool conversion.
23554 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23556 * config/vax/builtins.md: Update copyright message.
23557 * config/vax/constraints.md: Likewise.
23558 * config/vax/netbsd-elf.h: Likewise.
23559 * config/vax/predicates.md: Likewise.
23560 * config/vax/vax-protos.h: Likewise.
23561 * config/vax/vax.c: Likewise.
23562 * config/vax/vax.h: Likewise.
23563 * config/vax/vax.md: Likewise.
23564 * config/vax/vax.opt: Likewise.
23566 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23568 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23569 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23570 * config/vax/constraints.md (B, R): Likewise.
23571 * config/vax/predicates.md (external_memory_operand,
23572 nonimmediate_addsub_di_operand): Likewise.
23573 * config/vax/vax.c (vax_output_int_add): Likewise.
23574 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23575 untyped_call): Likewise.
23577 2009-04-01 Matt Thomas <matt@3am-software.com>
23579 * config/vax/predicates.md: New file.
23580 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23581 external_const_operand, nonsymbolic_operand, external_memory_operand,
23582 indirect_memory_operand, indexed_memory_operand,
23583 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23584 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23586 * config/vax/constraints.md: New file.
23587 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23589 * config/vax/builtins.md: New file.
23590 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23591 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23593 * config/vax/vax.opt (mqmath): Add option.
23594 * config/vax/vax.md (isfx): Extend with DI.
23595 (VAXintQH, VAXintQHSD): Define.
23596 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23597 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23598 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23599 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23600 (movdi): Update constraints and use vax_output_int_move().
23601 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23602 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23603 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23604 nonlocal_goto): New.
23605 (mov<mode>): Extend accepted operand types.
23606 (subdi3_old): Rename from subdi3, change update constraints and use
23607 a new implementation.
23608 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23609 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23610 MOVE_RATIO, CLEAR_RATIO): Define.
23611 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23612 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23613 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23614 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23615 (split_quadword_operands): Make static and really allow variable
23617 (print_operand_address): Update for PIC generation.
23618 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23619 indexable_address_p, fixup_mathdi_operand,
23620 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23621 (vax_float_literal, legitimate_constant_p,
23622 indirectable_constant_address_p, index_term_p,
23623 reg_plus_index_p): Return bool instead of int.
23624 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23626 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23628 (vax_output_conditional_branch): Indent.
23629 (legitimate_constant_address_p, indirectable_constant_address_p,
23630 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23631 vax_mode_dependent_address_p): Return bool instead of int, update for
23633 * config/vax/vax-protos.h (legitimate_constant_address_p,
23634 legitimate_constant_p, legitimate_address_p,
23635 vax_mode_dependent_address_p): Change declaration to bool.
23636 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23637 vax_expand_addsub_di_operands, vax_output_int_subtract,
23638 vax_output_movmemsi): Declare.
23639 (split_quadword_operands, vax_float_literal): Delete declaration.
23640 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23641 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23642 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23643 ASM_OUTPUT_DWARF_PCREL): Define.
23644 (ASM_SPEC): Change definition to allow PIC generation.
23646 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23648 * doc/sourcebuild.texi: Update front-end requirements.
23650 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23653 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23654 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23655 (booldi3_internal3): Use boolean_or_operator instead of
23658 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23661 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23662 declarator whose size is not an integer constant expression but
23663 folds to an integer constant, then treat it as a constant
23666 2009-04-01 Richard Guenther <rguenther@suse.de>
23668 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23669 i * 4 + 2 to (i * 2 + 1) * 2.
23671 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23674 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23675 return if c_parser_asm_string_literal returned NULL.
23677 2009-04-01 Nick Clifton <nickc@redhat.com>
23679 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23681 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23682 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23683 other typedefs to avoid conflicts with libgcc2.c. Define labels
23684 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23686 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23687 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23690 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23692 * varasm.c (default_function_rodata_section): Declare DOT as
23695 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23696 Andrey Galkin <agalkin@hypercom.com>
23699 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23700 Make object_name unique for each process.
23702 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23705 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23706 addressable variables in the parallel that could go out of scope while
23707 running queued tasks.
23709 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23711 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23712 (CASE_VALUES_THRESHOLD): Redefine.
23713 * config/avr/avr.c (avr_override_options): Remove initialization of
23714 avr_case_values_threshold variable.
23715 (avr_case_values_threshold): Remove variable. Add new function.
23716 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23717 * config/avr/avr.opt (mno-tablejump): Remove option.
23718 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23720 2009-04-01 DJ Delorie <dj@redhat.com>
23722 * varasm.c (default_function_rodata_section): Don't assume
23723 anything about where the first '.' in the section name is.
23725 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23727 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23728 rs6000_emit_stack_tie.
23730 2009-03-31 Ian Lance Taylor <iant@google.com>
23732 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23733 gimple_code with GIMPLE_RESX, not RESX.
23735 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23737 * c-common.c (c_get_ident): New.
23738 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23740 2009-04-01 Ben Elliston <bje@au.ibm.com>
23742 * config/rs6000/sysv4.opt (msdata): Improve option description.
23744 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23746 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23747 (divdf3_internal_lat): Remove.
23748 (divxf3_internal_lat): Remove.
23749 (divxf3_internal_thr): Remove.
23750 (divxf): Use divxf3_internal.
23751 * config/ia64/div.md (divsf3_internal_lat): New.
23752 (divdf3_internal_lat): New.
23753 (divxf3_internal): New.
23755 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23758 * Makefile.in (USE_GCC_STDINT): Define.
23759 (stmp-int-hdrs): Install stdint.h if applicable.
23760 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23762 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23763 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23764 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23765 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23766 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23767 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23768 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23769 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23770 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23771 (c_common_nodes_and_builtins): Initialize
23772 underlying_wchar_type_node. Do not initialize
23773 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23774 nodes for new types.
23775 (c_stddef_cpp_builtins): Define macros for new types.
23776 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23778 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23779 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23780 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23781 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23782 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23783 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23784 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23785 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23786 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23787 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23788 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23789 int16_type_node, int32_type_node, int64_type_node,
23790 uint8_type_node, uint16_type_node, c_uint32_type_node,
23791 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23792 int_least32_type_node, int_least64_type_node,
23793 uint_least8_type_node, uint_least16_type_node,
23794 uint_least32_type_node, uint_least64_type_node,
23795 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23796 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23797 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23798 uintptr_type_node): Define.
23799 * c-cppbuiltin.c (builtin_define_constants,
23800 builtin_define_type_minmax): New.
23801 (builtin_define_stdint_macros): Define more macros.
23802 (c_cpp_builtins): Define more limit macros.
23803 (type_suffix): New.
23804 (builtin_define_type_max): Define in terms of
23805 builtin_define_type_minmax. Remove is_long parameter. All
23807 * config.gcc (use_gcc_stdint): Define.
23808 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23809 Add newlib-stdint.h for generic targets.
23810 * config/glibc-stdint.h, config/newlib-stdint.h,
23811 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23812 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23813 * config/score/score.h (UINTPTR_TYPE): Define.
23814 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23815 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23816 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23817 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23818 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23819 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23820 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23821 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23822 * config/spu/spu.h (STDINT_LONG32): Define.
23823 * configure.ac (use_gcc_stdint): Substitute.
23824 * configure: Regenerate.
23825 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23826 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23827 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23828 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23829 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23830 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23831 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23832 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23833 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23834 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23835 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23836 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23837 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23838 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23839 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23840 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23841 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23842 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23843 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23844 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23845 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23846 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23847 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23848 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23849 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23850 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23851 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23852 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23853 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23855 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23857 * loop-iv.c (suitable_set_for_replacement): Renamed from
23858 simplify_using_assignment; changed to return bool and to accept new
23859 args DEST and SRC. Return true iff we find a source/destination pair
23860 that can be used to make a replacement, and fill SRC and DEST if so.
23861 Remove arg ALTERED. Don't deal with altered regs here. All callers
23863 (simplify_using_initial_values): Deal with altered regs here and track
23864 more precisely the effect they have on the validity of our expression.
23866 * loop-iv.c (simplify_using_condition): A condition of the form
23867 (EQ REG CONST) can be used to simply make a substitution.
23868 (simplify_using_initial_values): Keep track of conditions we have seen
23869 and keep using them to simplify new expressions, while applying the
23870 same substitutions to them as to the expression.
23872 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23873 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23876 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23877 changed. Use this when trying to improve the upper bound.
23878 Generate the comparison by using simplify_gen_relational.
23880 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23882 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23884 (simplify_using_assignment, simplify_using_initial_values): Call
23885 replace_in_expr to make replacements. Call replace_single_def_regs
23886 once on the initial version of the expression.
23888 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23891 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23893 2009-03-31 Richard Guenther <rguenther@suse.de>
23895 PR middle-end/31029
23896 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23897 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23899 2009-03-31 Richard Guenther <rguenther@suse.de>
23901 * tree.h (div_if_zero_remainder): Declare.
23902 * fold-const.c (div_if_zero_remainder): Export.
23903 * tree-ssa-forwprop.c
23904 (forward_propagate_addr_into_variable_array_index): Handle
23905 constant array index addition outside of the variable index.
23907 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23910 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23911 define_splits, floatunssi<mode>2): Require x87 conversions from
23912 DImode to be permitted.
23914 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23916 PR preprocessor/15638
23917 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23919 2009-03-31 Richard Guenther <rguenther@suse.de>
23921 PR middle-end/23401
23922 PR middle-end/27810
23923 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23924 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23925 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23926 a separate statement.
23927 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23928 (lookup_tmp_var): Likewise.
23929 (is_gimple_formal_tmp_or_call_rhs): Remove.
23930 (is_gimple_reg_or_call_rhs): Rename to ...
23931 (is_gimple_reg_rhs_or_call): ... this.
23932 (is_gimple_mem_or_call_rhs): Rename to ...
23933 (is_gimple_mem_rhs_or_call): ... this.
23934 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23935 DECL_GIMPLE_REG_P only if is_formal is true.
23936 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23937 for non-proper post-modify expression gimplification.
23938 (gimplify_self_mod_expr): For post-modify expressions gimplify
23939 the lvalue to a minimal lvalue.
23940 (rhs_predicate_for): Remove formal temp case.
23941 (gimplify_modify_expr_rhs): Likewise.
23942 (gimplify_addr_expr): Use is_gimple_reg.
23943 (gimplify_expr): Remove formal temp cases.
23944 (gimple_regimplify_operands): Likewise.
23945 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23946 and FILTER_EXPR like constants.
23947 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23949 (is_gimple_formal_tmp_rhs): Remove.
23950 (is_gimple_reg_rhs): Remove special casing.
23951 (is_gimple_mem_rhs): Fix.
23952 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23953 (is_gimple_formal_tmp_var): Remove.
23954 (is_gimple_formal_tmp_reg): Likewise.
23955 (is_gimple_min_lval): Allow invariant component ref parts.
23956 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23957 is_gimple_formal_tmp_reg): Remove declarations.
23958 * tree-cfg.c (verify_expr): Verify that variables with address
23959 taken do not have DECL_GIMPLE_REG_P set.
23960 * tree-mudflap.c (mf_build_check_statement_for): Use
23961 force_gimple_operand instead of gimplify_expr.
23963 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23965 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23966 schedulable rows to compute_split_row.
23968 2009-03-31 Ben Elliston <bje@au.ibm.com>
23971 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23974 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23976 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23977 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23978 * configure: Regenerate.
23979 * config.in: Regenerate.
23980 * config/rs6000/rs6000.opt (mtls-markers): Add.
23981 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23982 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23983 (tls_ld_aix, tls_ld_sysv): Likewise.
23984 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23985 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23987 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23989 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23991 2009-03-30 Jan Hubicka <jh@suse.cz>
23993 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23995 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23996 detection and label handling.
23998 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24000 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24001 left_conflicts_size.
24002 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24003 ALLOCNO_LEFT_CONFLICTS_SIZE.
24005 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24006 remove_allocno_from_bucket_and_push,
24007 allocno_spill_priority_compare, push_allocnos_to_stack,
24008 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24009 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24010 (setup_allocno_left_conflicts_num): Ditto. Rename to
24011 setup_allocno_left_conflicts_size.
24012 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24013 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24014 setup_allocno_left_conflicts_size instead of
24015 setup_allocno_left_conflicts_num.
24017 * ira-build.c (ira_create_allocno): Use
24018 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24019 ALLOCNO_LEFT_CONFLICTS_NUM.
24021 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24023 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24024 instead of DF_LR_OUT.
24026 * ira-lives.c (process_bb_node_lives): Ditto.
24028 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24029 instead of DF_LR_{OUT,IN}.
24031 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24033 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24035 2009-03-30 Jan Hubicka <jh@suse.cz>
24037 * except.c (label_to_region_map): Fix thinko.
24039 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24041 PR middle-end/38237
24042 * tree.h (tree_find_value): New declaration.
24043 * tree.c (tree_find_value): New function.
24044 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24046 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24049 * c-decl.c (struct c_binding): Add locus field.
24050 (bind): Add locus argument, set locus field from it.
24051 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24052 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24053 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24054 implicitly_declare, undeclared_variable, lookup_label,
24055 declare_label, c_make_fname_decl, c_builtin_function,
24056 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24059 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24062 * config/i386/i386.c (classify_argument): Check total size of
24065 2009-03-30 Martin Jambor <mjambor@suse.cz>
24067 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24068 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24069 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24072 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24073 seen_variable_array_ref while also traversing a union.
24075 * tree-inline.c (optimize_inline_calls): Do not call
24076 cgraph_node_remove_callees.
24077 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24078 (pass_remove_cgraph_callee_edges): New variable.
24079 * passes.c (init_optimization_passes): Add
24080 pass_remove_cgraph_callee_edges after early inlining and before all
24081 late intraprocedural passes.
24083 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24085 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24087 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24088 Fix typos in names.
24090 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24092 * combine.c (simplify_comparison): Use have_insn_for.
24093 * dojump.c (do_jump): Likewise.
24095 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24097 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24098 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24099 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24100 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24101 instead of sparc_compare_emitted.
24102 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24103 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24104 instead of sparc_compare_emitted.
24106 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24108 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24109 enter/exit cfglayout mode.
24110 (pass_partition_block): Require it.
24111 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24112 (combine_instructions): Track basic blocks instead of labels.
24113 (update_cfg_for_uncondjump): New.
24114 (try_combine): Use it. Update jumps after rescanning.
24115 (pass_combine): Require PROP_cfglayout.
24116 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24118 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24120 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24121 Provide/destroy PROP_cfglayout respectively.
24122 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24123 * tree-pass.h (PROP_cfglayout): New.
24125 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24127 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24128 fold_convert_const_fixed_from_fixed,
24129 fold_convert_const_fixed_from_int,
24130 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24131 set TREE_CONSTANT_OVERFLOW.
24132 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24133 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24135 2009-03-30 Ira Rosen <irar@il.ibm.com>
24137 * tree-vect-loop-manip.c: New file.
24138 * tree-vectorizer.c: Update documentation and included files.
24139 (vect_loop_location): Make extern.
24140 (rename_use_op): Move to tree-vect-loop-manip.c
24141 (rename_variables_in_bb, rename_variables_in_loop,
24142 slpeel_update_phis_for_duplicate_loop,
24143 slpeel_update_phi_nodes_for_guard1,
24144 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24145 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24146 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24147 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24148 find_loop_location): Likewise.
24149 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24150 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24151 get_vectype_for_scalar_type, vect_is_simple_use,
24152 supportable_widening_operation, supportable_narrowing_operation):
24154 (bb_in_loop_p): Move to tree-vect-loop.c.
24155 (new_loop_vec_info, destroy_loop_vec_info,
24156 reduction_code_for_scalar_code, report_vect_op,
24157 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24158 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24159 (vect_supportable_dr_alignment): Likewise.
24160 * tree-vectorizer.h (tree-data-ref.h): Include.
24161 (vect_loop_location): Declare.
24162 Reorganize function declarations according to the new file structure.
24163 * tree-vect-loop.c: New file.
24164 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24165 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24166 * tree-vect-data-refs.c: New file.
24167 * tree-vect-patterns.c (timevar.h): Don't include.
24168 * tree-vect-stmts.c: New file.
24169 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24170 tree-vect-slp.c, tree-vect-loop.c.
24171 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24172 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24173 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24174 (tree-vect-analyze.o): Remove.
24175 (tree-vect-transform.o): Likewise.
24176 (tree-vect-data-refs.o): Add rule.
24177 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24178 tree-vect-slp.o): Likewise.
24179 (tree-vect-patterns.o): Remove redundant dependencies.
24180 (tree-vectorizer.o): Likewise.
24181 * tree-vect-slp.c: New file.
24183 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24185 * optc-gen.awk: Warn if an option flag has multiple different
24188 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24190 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24191 -floop-block): Document dependences on PPL, CLooG and Graphite.
24193 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24195 PR rtl-optimization/323
24196 * c-common.c (c_fully_fold, convert_and_check,
24197 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24198 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24199 * c-common.def (EXCESS_PRECISION_EXPR): New.
24200 * c-cppbuiltin.c (builtin_define_float_constants): Define
24201 constants with enough digits for long double.
24202 * c-lex.c (interpret_float): Interpret constant with excess
24203 precision where appropriate.
24204 * c-opts.c (c_common_post_options): Set
24205 flag_excess_precision_cmdline. Give an error for
24206 -fexcess-precision=standard for C++ for processors where the
24207 option is significant.
24208 * c-parser.c (c_parser_conditional_expression): Handle excess
24209 precision in condition.
24210 * c-typeck.c (convert_arguments): Handle arguments with excess
24212 (build_unary_op): Move excess precision outside operation.
24213 (build_conditional_expr): Likewise.
24214 (build_compound_expr): Likewise.
24215 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24216 (build_modify_expr): Handle excess precision in RHS.
24217 (convert_for_assignment): Handle excess precision in converted
24219 (digest_init, output_init_element, process_init_element): Handle
24220 excess precision in initializer.
24221 (c_finish_return): Handle excess precision in return value.
24222 (build_binary_op): Handle excess precision in operands and add
24223 excess precision as needed for operation.
24224 * common.opt (-fexcess-precision=): New option.
24225 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24226 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24227 For standard excess precision, output explicit conversion to and
24228 truncation from XFmode.
24229 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24230 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24231 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24232 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24233 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24234 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24235 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24236 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24237 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24238 define_splits, sqrt<mode>2): Disable where appropriate for
24239 standard excess precision.
24240 * convert.c (convert_to_real): Do not shorten arithmetic to type
24241 for which excess precision would be used.
24242 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24243 * doc/invoke.texi (-fexcess-precision=): Document option.
24244 (-mfpmath=): Correct index entry.
24245 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24246 flag_excess_precision): New.
24247 * langhooks.c (lhd_post_options): Set
24248 flag_excess_precision_cmdline.
24249 * opts.c (common_handle_option): Handle -fexcess-precision=.
24250 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24251 init_excess_precision): New.
24252 (lang_dependent_init_target): Call init_excess_precision.
24253 * tree.c (excess_precision_type): New.
24254 * tree.h (excess_precision_type): Declare.
24256 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24259 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24260 non-lvalue to component.
24262 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24264 PR preprocessor/34695
24265 * Makefile.in (c-opts.o): Depend on c-tree.h.
24266 * c-common.c: Move down include of diagnostic.h.
24267 (done_lexing, c_cpp_error): New.
24268 * c-common.h (done_lexing): Declare.
24269 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24271 * c-opts.c: Include c-tree.h.
24272 (c_common_init_options): Set preprocessor error callback.
24273 (c_common_handle_option): Do not set preprocessor
24274 inhibit_warnings, warnings_are_errors, warn_system_headers,
24275 pedantic_errors or inhibit_warnings flags.
24276 (c_common_post_options): Do not check cpp_errors (parse_in).
24277 (c_common_finish): Do not output dependencies if there were
24278 errors. Do not check return value of cpp_finish.
24279 * c-ppoutput.c (pp_file_change): Set input_location.
24280 * c-tree.h (c_cpp_error): Declare.
24281 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24283 (diagnostic_build_prefix): Check override_column.
24284 * diagnostic.h (diagnostic_info): Add override_column field.
24285 (diagnostic_override_column): Define.
24287 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24289 * c-common.c (c_expand_expr, c_staticp): Remove.
24290 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24291 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24292 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24293 * c-gimplify.c (gimplify_compound_literal_expr,
24294 optimize_compound_literals_in_ctor): Remove.
24295 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24296 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24297 * c-semantics.c (emit_local_var): Remove.
24299 * langhooks-def.h (lhd_expand_expr): Remove.
24300 * langhooks.c (lhd_expand_expr): Remove.
24301 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24303 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24304 handling from c-semantics.c; don't call into langhook.
24305 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24306 * gimplify.c (gimplify_compound_literal_expr,
24307 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24308 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24309 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24310 as was done in c-gimplify.c.
24311 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24312 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24313 Move from c-common.h.
24314 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24316 * tree.c (staticp): Do not call langhook.
24317 * langhooks.c (lhd_staticp): Delete.
24318 * langhooks-def.h (lhd_staticp): Delete prototype.
24319 (LANG_HOOKS_STATICP): Delete.
24320 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24322 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24323 instead of DECL_STMTs.
24325 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24333 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24335 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24336 contained expression.
24337 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24338 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24339 conditional expressions for C.
24340 (decl_constant_value_for_optimization): Move from
24341 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24342 whether optimizing and that the expression is a VAR_DECL not of
24343 array type instead of doing such checks in the caller. Do not
24344 check pedantic. Call gcc_unreachable for C++.
24345 * c-common.def (C_MAYBE_CONST_EXPR): New.
24346 * c-common.h (c_fully_fold, c_save_expr,
24347 decl_constant_value_for_optimization): New prototypes.
24348 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24349 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24350 EXPR_INT_CONST_OPERANDS): Define.
24351 * c-convert.c (convert): Strip nops from expression.
24352 * c-decl.c (groktypename): Take extra parameters expr and
24353 expr_const_operands. Update call to grokdeclarator.
24354 (start_decl): Update call to grokdeclarator. Add statement for
24355 expressions used in type of decl.
24356 (grokparm): Update call to grokdeclarator.
24357 (push_parm_decl): Update call to grokdeclarator.
24358 (build_compound_literal): Add parameter non_const and build a
24359 C_MAYBE_COSNT_EXPR if applicable.
24360 (grokdeclarator): Take extra parameters expr and
24361 expr_const_operands. Track expressions used in declaration
24362 specifiers and declarators. Fold array sizes and track whether
24363 they are constant expressions and whether they are integer
24364 constant expressions.
24365 (parser_xref_tag): Set expr and expr_const_operands fields in
24367 (grokfield): Update call to grokdeclarator.
24368 (start_function): Update call to grokdeclarator.
24369 (build_null_declspecs): Set expr and expr_const_operands fields in
24371 (declspecs_add_type): Handle expressions in typeof specifiers.
24372 * c-parser.c (c_parser_declspecs): Set expr and
24373 expr_const_operands fields for declaration specifiers.
24374 (c_parser_enum_specifier): Likewise.
24375 (c_parser_struct_or_union_specifier): Likewise.
24376 (c_parser_typeof_specifier): Likewise. Update call to
24377 groktypename. Fold expression as needed. Return expressions with
24378 type instead of adding statements.
24379 (c_parser_attributes): Update calls to c_parser_expr_list.
24380 (c_parser_statement_after_labels): Fold expression before passing
24381 to objc_build_throw_stmt.
24382 (c_parser_condition): Fold expression.
24383 (c_parser_asm_operands): Fold expression.
24384 (c_parser_conditional_expression): Use c_save_expr. Update call
24385 to build_conditional_expr.
24386 (c_parser_alignof_expression): Update call to groktypename.
24387 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24388 original_code. Fold expression argument of va_arg. Create
24389 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24390 argument to va_arg. Update calls to groktypename. Fold array
24391 index for offsetof. Verify that first argument to
24392 __builtin_choose_expr has integer type.
24393 (c_parser_postfix_expression_after_paren_type): Update calls to
24394 groktypename and build_compound_literal. Handle expressions with
24395 side effects in type name.
24396 (c_parser_postfix_expression_after_primary): Update call to
24397 c_parser_expr_list. Set original_code for calls to
24398 __builtin_constant_p.
24399 (c_parser_expr_list): Take extra parameter fold_p. Fold
24400 expressions if requested.
24401 (c_parser_objc_type_name): Update call to groktypename.
24402 (c_parser_objc_synchronized_statement): Fold expression.
24403 (c_parser_objc_receiver): Fold expression.
24404 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24405 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24406 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24407 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24408 (struct c_typespec): Add elements expr and expr_const_operands.
24409 (struct c_declspecs): Add elements expr and expr_const_operands.
24410 (groktypename, build_conditional_expr, build_compound_literal):
24412 (in_late_binary_op): Declare.
24413 * c-typeck.c (note_integer_operands): New function.
24414 (in_late_binary_op): New variable.
24415 (decl_constant_value_for_broken_optimization): Move to c-common.c
24416 and rename to decl_constant_value_for_optimization.
24417 (default_function_array_conversion): Do not strip nops.
24418 (default_conversion): Do not call
24419 decl_constant_value_for_broken_optimization.
24420 (build_array_ref): Do not fold result.
24421 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24422 result when operand is a VLA.
24423 (c_expr_sizeof_type): Update call to groktypename. Handle
24424 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24425 result when operand names a VLA type.
24426 (build_function_call): Update call to build_compound_literal.
24427 Only fold result for calls to __builtin_* functions. Strip
24428 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24429 the function designator.
24430 (convert_arguments): Fold arguments. Update call to
24431 convert_for_assignment.
24432 (build_unary_op): Handle increment and decrement of
24433 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24434 decrement earlier. Fold operand of increment and decrement.
24435 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24436 built for integer operand. Wrap returns that are INTEGER_CSTs
24437 without being integer constant expressions or that have integer
24438 constant operands without being INTEGER_CSTs.
24439 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24440 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24441 result is an integer constant expression or can be used in
24442 unevaluated parts of one and avoid folding and wrap as
24443 appropriate. Fold operands before possibly doing -Wsign-compare
24445 (build_compound_expr): Wrap result for C99 if operands can be used
24446 in integer constant expressions.
24447 (build_c_cast): Update call to digest_init. Do not ignore
24448 overflow from casting floating-point constants to integers. Wrap
24449 results that could be confused with integer constant expressions,
24450 null pointer constants or floating-point constants.
24451 (c_cast_expr): Update call to groktypename. Handle expressions
24452 included in type name.
24453 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24454 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24455 Update calls to convert_for_assignment.
24456 (convert_for_assignment): Take new parameter
24457 null_pointer_constant. Do not strip nops or call
24458 decl_constant_value_for_broken_optimization. Set
24459 in_late_binary_op for conversions to boolean.
24460 (store_init_value): Update call to digest_init.
24461 (digest_init): Take new parameter null_pointer_constant. Do not
24462 call decl_constant_value_for_broken_optimization. pedwarn for
24463 initializers not constant expressions. Update calls to
24464 convert_for_assignment.
24465 (constructor_nonconst): New.
24466 (struct constructor_stack): Add nonconst element.
24467 (really_start_incremental_init, push_init_level, pop_init_level):
24468 Handle constructor_nonconst and nonconst element.
24469 (set_init_index): Call constant_expression_warning for array
24471 (output_init_element): Fold value. Set constructor_nonconst as
24472 applicable. pedwarn for initializers not constant expressions.
24473 Update call to digest_init. Call constant_expression_warning
24474 where constant initializers are required.
24475 (process_init_element): Use c_save_expr.
24476 (c_finish_goto_ptr): Fold expression.
24477 (c_finish_return): Fold return value. Update call to
24478 convert_for_assignment.
24479 (c_start_case): Fold switch expression.
24480 (c_process_expr_stmt): Fold expression.
24481 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24482 ensure statement expression is not evaluated in constant expression.
24483 (build_binary_op): Track whether results are integer constant
24484 expressions or may occur in such, disable folding and wrap results
24485 as applicable. Fold operands for -Wsign-compare warnings unless
24487 (c_objc_common_truthvalue_conversion): Handle results folded to
24488 integer constants that are not integer constant expressions.
24489 * doc/extend.texi: Document when typeof operands are evaluated,
24490 that condition of __builtin_choose_expr is an integer constant
24491 expression, and more about use of __builtin_constant_p in
24494 2009-03-29 Richard Guenther <rguenther@suse.de>
24496 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24497 propagate addresses of array references.
24499 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24501 * regmove.c (perhaps_ends_bb_p): Remove.
24502 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24503 from INSN and check that the main loop stays within that basic block.
24504 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24505 (regmove_forward_pass): Split out from regmove_optimize. Use
24506 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24507 (regmove_backward_pass): Split out from regmove_optimize. Use
24508 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24509 (regmove_optimize): Simplify.
24511 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24514 * config/i386/i386.c (classify_argument): Ignore flexible array
24515 member in struct and warn ABI change.
24517 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24519 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24521 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24522 (ix86_adjust_cost): Updated.
24524 2009-03-29 Jan Hubicka <jh@suse.cz>
24526 PR middle-end/28850
24527 * tree-pass.h (pass_cleanup_eh): New function.
24528 (remove_unreachable_regions): Break code handling RTL
24529 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24530 that can not be reached by runtime.
24531 (can_be_reached_by_runtime): New function.
24532 (label_to_region_map): New function.
24533 (num_eh_regions): New function.
24534 (rtl_remove_unreachable_regions): New function.
24535 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24536 (remove_eh_region): New function.
24537 * except.h: Include sbitmap and vecprim.
24538 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24539 num_eh_regions): Declare.
24540 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24541 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24542 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24543 (tree_empty_eh_handler_p): New function.
24544 (cleanup_empty_eh): New function.
24545 (cleanup_eh): New function.
24546 (pass_cleanup_eh): New function.
24548 2009-03-29 Jan Hubicka <jh@suse.cz>
24550 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24551 for removed regions.
24553 2009-03-29 Jan Hubicka <jh@suse.cz>
24555 * except.c (dump_eh_tree): Dump all datastructures.
24557 2009-03-29 Jan Hubicka <jh@suse.cz>
24559 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24560 (duplicate_eh_regions_1): Likewise.
24561 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24562 vector; call EH verification.
24563 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24564 Be ready for region being removed.
24566 2009-03-29 Jan Hubicka <jh@suse.cz>
24568 * bitmap.c (bitmap_last_set_bit): New function.
24569 * bitmap.h (bitmap_last_set_bit): Declare.
24571 2009-03-29 David Ayers <ayers@fsfe.org>
24574 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24575 by calling objc_compare_types and surpress warnings about
24576 incompatible C pointers that are compatible ObjC pointers.
24578 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24580 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24581 call initialize_inline_failed.
24582 (initialize_inline_failed): Move it from here ...
24583 * cgraph.c (initialize_inline_failed): ... to here.
24584 (cgraph_create_edge): Call initialize_inline_failed rather than
24585 setting inline_failed directly.
24587 2009-03-29 Ben Elliston <bje@au.ibm.com>
24590 * sysv4.opt (msdata): Improve comment.
24591 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24592 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24594 2009-03-29 Ben Elliston <bje@au.ibm.com>
24597 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24598 load and store attributes.
24600 2009-03-29 Ben Elliston <bje@au.ibm.com>
24602 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24603 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24604 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24605 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24606 __builtin_infq and __builtin_huge_valq.
24608 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24610 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24612 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24613 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24615 2009-03-28 Xinliang David Li <davidxl@google.com>
24617 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24618 (do_dbg_cnt): New function.
24620 2009-03-28 Jan Hubicka <jh@suse.cz>
24622 Merge from pretty-ipa:
24624 2009-03-27 Jan Hubicka <jh@suse.cz>
24626 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24627 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24628 * passes.c (function_called_by_processed_nodes_p): New.
24629 * ipa-pure-const.c (check_call): Fix handling of operands.
24630 (analyze_function): Dump debug output for skipped bodies.
24631 (local_pure_const): Use function_called_by_processed_nodes_p.
24632 * dwarf2out.c (reference_to_unused): Use output.
24633 * passes.c (do_per_function_toporder): Likewise.
24635 2008-11-12 Jan Hubicka <jh@suse.cz>
24637 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24638 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24639 state_set_in_source enum
24640 (check_decl): Ignore memory tags; do not set fake looping flags;
24642 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24643 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24644 (check_call, analyze_function): Rewrite.
24646 (add_new_function): Update call of analyze_function.
24647 (generate_summary): Add call of analyze_function.
24648 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24649 (local_pure_const): New function.
24650 (pass_local_pure_const): New pass.
24651 * ipa-inline.c (inline_transform): Set after_inlining.
24652 * tree-eh.c (stmt_can_throw_external): New.
24653 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24654 work with aliasing built.
24655 * tree-flow.h (stmt_can_throw_external): New.
24656 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24657 and local pure/const pass in early and late optimization queue.
24659 2009-03-28 Martin Jambor <mjambor@suse.cz>
24661 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24663 (fold_binary): Allow function decl aligment consideration is the
24664 second argument is integer constant one.
24665 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24666 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24667 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24669 2009-03-28 Jan Hubicka <jh@suse.cz>
24671 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24672 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24673 * function.h (rtl_data): Add nothrow flag.
24674 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24675 set DECL_NOTHROW for AVAILABLE functions.
24677 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24679 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24680 following vector keyword has expansion starting with pixel or bool
24681 keyword, expand vector to __vector and pixel or bool to __pixel or
24685 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24686 warn_if_disallowed_function_p): Removed.
24687 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24688 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24689 warning_if_disallowed_function_p.
24690 * flags.h (warn_if_disallowed_function_p,
24691 warn_disallowed_functions): Removed.
24692 * common.opt (Wdisallowed-function-list=): Removed.
24693 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24695 2009-03-28 Richard Guenther <rguenther@suse.de>
24697 PR tree-optimization/38723
24698 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24701 2009-03-28 Jan Hubicka <jh@suse.cz>
24703 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24704 test introduced by my previous patch.
24706 2009-03-28 Richard Guenther <rguenther@suse.de>
24708 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24709 the PHIs value undefined.
24711 2009-03-28 Jan Hubicka <jh@suse.cz>
24713 * tree-pass.h (pass_fixup_cfg): New pass.
24714 * ipa-inline.c (inline_transform): Set
24715 always_inline_functions_inlined/after_inlining.
24716 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24717 (pass_fixup_cfg): New pass.
24718 * passes.c (init_optimization_passes): Add fixup_cfg.
24720 2009-03-28 Richard Guenther <rguenther@suse.de>
24722 PR tree-optimization/38458
24723 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24724 argument use the arguments copy-of value.
24726 2009-03-28 Richard Guenther <rguenther@suse.de>
24728 PR tree-optimization/38180
24729 * tree-ssa-ccp.c (get_default_value): Simplify.
24730 (likely_value): Likewise.
24731 (surely_varying_stmt_p): Properly handle VOP case.
24732 (ccp_initialize): Likewise.
24733 (ccp_fold): Handle propagating through *&.
24734 (fold_const_aggregate_ref): Also handle decls.
24736 2009-03-28 Jan Hubicka <jh@suse.cz>
24738 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24739 * cgraph.h (cgraph_node): Likewise.
24740 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24741 (cgraph_reset_node): Use process flag.
24742 (cgraph_mark_functions_to_output): Likewise.
24743 (cgraph_expand_function): Likewise.
24744 (cgraph_expand_all_functions): Likewise.
24745 (cgraph_output_in_order): Likewise.
24746 * dwarf2out.c (reference_to_unused): Likewise.
24747 * passes.c do_per_function_toporder): Likewise.
24749 2009-03-28 Jan Hubicka <jh@suse.cz>
24751 Bring from lto-branch:
24753 2008-09-03 Doug Kwan <dougkwan@google.com>
24755 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24756 enums instead of reason strings.
24757 * cgraph.c (cgraph_create_edge): Same.
24758 (cgraph_inline_failed_string): New function.
24759 * cgraph.h (cgraph_inline_failed_t): New enum type.
24760 (cgraph_inline_failed_string): New prototype.
24761 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24762 char pointer to cgraph_inline_failed_t.
24763 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24764 (cgraph_default_inline_p): Ditto.
24765 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24766 to cgraph_inline_failed_t pointer.
24767 * cif-code.def: New file.
24768 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24770 (cgraph_check_inline_limits): Change type of REASON to pointer to
24771 cgraph_inline_failed_t. Replace reason strings with enums.
24772 (cgraph_default_inline_p): Ditto.
24773 (cgraph_recursive_inlining_p): Ditto.
24774 (update_caller_keys): Change type of FAILED_REASON to
24775 cgraph_inline_failed_t.
24776 (cgraph_set_inline_failed): Change type of REASON to pointer to
24777 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24778 convert enums to strings for text output.
24779 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24780 to be of type cgraph_inline_failed_t. Replace reason strings with
24781 enums. Call cgraph_inline_failed_string to covert enums
24782 to strings for text output.
24783 (cgraph_decide_inlining): Replace reason strings with enums.
24784 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24785 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24787 * tree-inline.c (expand_call_inline): Change type of REASON
24788 to cgraph_inline_failed_t. Replace reason strings with enums.
24789 Call cgraph_inline_failed_string for text output.
24790 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24793 2009-03-28 Jan Hubicka <jh@suse.cz>
24795 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24796 cgraph_clone_node): Remove master clone handling.
24797 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24798 * cgraph.h (master_clone): Remove.
24799 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24800 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24801 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24803 2009-03-28 Jan Hubicka <jh@suse.cz>
24805 * cgraph.c (cgraph_function_body_availability): Functions declared
24806 inline are always safe to assume that it is not going to be replaced.
24808 2009-03-28 Richard Guenther <rguenther@suse.de>
24810 PR tree-optimization/38513
24811 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24812 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24813 EXC_PTR_EXPR and FILTER_EXPR.
24814 (get_ref_from_reference_ops): Likewise.
24816 2009-03-28 Richard Guenther <rguenther@suse.de>
24818 PR tree-optimization/38968
24819 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24820 Use FLOOR_MOD_EXPR to compute misalignment.
24822 2009-03-28 Richard Guenther <rguenther@suse.de>
24824 PR tree-optimization/37795
24825 * tree.h (combine_comparisons): Declare.
24826 * fold-const.c (combine_comparisons): Export.
24827 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24829 (ifcombine_iforif): Use combine_comparisons.
24831 2009-03-28 Jan Hubicka <jh@suse.cz>
24833 * tree-eh.c (inlinable_call_p): New function.
24834 (make_eh_edges): Use it.
24835 (verify_eh_edges): Use it.
24836 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24837 * except.c (reachable_next_level): Add inlinable_function argument
24838 (sjlj_find_directly_reachable_regions): Update.
24839 (add_reachable_handler): Do not set saw_any_handlers.
24840 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24841 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24842 Add new inlinable call parameter.
24843 (can_throw_internal, can_throw_external): Update.
24844 * except.h (can_throw_internal_1, can_throw_external_1,
24845 foreach_reachable_handler): Update declaration.
24847 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24849 * config/arm/t-arm-coff, config/h8300/coff.h,
24850 config/i386/i386-aout.h, config/i386/i386-coff.h,
24851 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24852 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24853 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24854 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24855 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24856 sys-types.h: Remove.
24857 * Makefile.in: Remove protoize and fixproto support and references
24859 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24860 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24862 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24863 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24864 unprotoize$(exeext).
24865 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24866 (.PHONY): Don't depend on proto.
24867 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24868 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24869 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24870 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24871 build/gen-protos.o, build/scan.o, xsys-protos.h,
24872 build/fix-header$(build_exeext), build/fix-header.o,
24873 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24874 stmp-install-fixproto): Remove.
24875 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24876 SYSCALLS.c or fixproto files.
24877 (install-common): Don't install protoize.
24878 (install-headers-tar, install-headers-cpio, install-headers-cp):
24879 Don't depend on $(STMP_FIXPROTO).
24880 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24881 install fixproto files or write out fixproto settings.
24882 (uninstall): Don't uninstall protoize.
24883 * config.gcc (use_fixproto): Remove.
24884 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24885 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24886 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24887 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24888 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24889 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24890 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24891 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24892 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24893 * config/t-vxworks (STMP_FIXPROTO): Remove.
24894 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24895 STMP_FIXPROTO): Remove.
24896 * config.in, configure: Regenerate.
24897 * crtstuff.c (gid_t, uid_t): Don't undefine.
24898 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24899 (arm-*-coff, arm-*-aout: Remove target entries.
24900 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24901 Remove mention of AIX 4.1.
24902 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24903 * doc/invoke.texi (Running Protoize): Remove.
24904 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24905 (Protoize Caveats): Remove.
24906 * tsystem.h: Update comments on headers assumed to exist.
24908 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24910 * genautomata.c: Add a new year to the copyright. Add a new
24912 (struct insn_reserv_decl): Add comments for member bypass_list.
24913 (find_bypass): Remove.
24914 (insert_bypass): New.
24915 (process_decls): Use insert_bypass.
24916 (output_internal_insn_latency_func): Output all bypasses with the
24917 same input insn in one switch case.
24919 * rtl.def (define_bypass): Describe bypass choice.
24920 * doc/md.texi (define_bypass): Ditto.
24922 2009-03-27 Richard Guenther <rguenther@suse.de>
24924 * gimplify.c (mark_addressable): Export.
24925 * tree-flow.h (mark_addressable): Declare.
24926 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24927 * tree-ssa.c (verify_phi_args): Verify that address taken
24928 variables have TREE_ADDRESSABLE set.
24930 2009-03-27 Richard Guenther <rguenther@suse.de>
24932 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24933 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24934 Do not mark decls TREE_ADDRESSABLE.
24935 (build_fold_addr_expr): Adjust.
24936 (fold_addr_expr): Remove.
24937 (fold_unary): Use build_fold_addr_expr.
24938 (fold_comparison): Likewise.
24939 (split_address_to_core_and_offset): Likewise.
24940 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24942 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24943 (gimplify_modify_expr_to_memcpy): Mark source and destination
24945 * omp-low.c (create_omp_child_function): Mark the object decl
24947 (lower_rec_input_clauses): Mark the var we take the address of
24949 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24951 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24953 PR middle-end/39315
24954 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24955 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24957 2009-03-27 Richard Guenther <rguenther@suse.de>
24959 PR tree-optimization/39120
24960 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24962 (handle_lhs_call): Process return constraints. Add escape
24963 constraints if necessary.
24964 (handle_const_call): Fill out return constraints. Make nested
24965 case more precise. Avoid consttmp if possible.
24966 (handle_pure_call): Fill out return constraints. Avoid
24967 callused if possible.
24968 (find_func_aliases): Simplify call handling.
24970 2009-03-27 Richard Guenther <rguenther@suse.de>
24972 PR tree-optimization/39120
24973 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24974 as a representative.
24975 (solve_graph): Do propagate CALLUSED.
24976 (handle_pure_call): Use a scalar constraint from CALLUSED for
24978 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24981 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24984 * c-common.c (handle_aligned_attribute): Properly check alignment
24985 overflow. Use (1U << i) instead of (1 << i).
24987 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24989 * expr.h (get_mem_align_offset): Updated.
24991 * tree.h (tree_decl_common): Change align to "unsigned int" and
24992 move it before pointer_alias_set.
24994 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24995 Jakub Jelinek <jakub@redhat.com>
24998 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24999 gr_register_operand with gr_reg_or_0_operand.
25000 (cmpxchg_rel_di): Likewise.
25001 (sync_lock_test_and_set<mode>): Likewise.
25003 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25005 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25006 (true_regnum): Likewise.
25008 * rtlanal.c (subreg_info): Moved to ...
25009 * rtl.h (subreg_info): Here. New.
25010 (subreg_get_info): New.
25012 * rtlanal.c (subreg_get_info): Make it extern.
25014 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25017 * config/i386/i386.c (ix86_abi): New.
25018 (override_options): Handle -mabi=.
25019 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25020 (ix86_call_abi_override): Likewise.
25021 (init_cumulative_args): Likewise.
25022 (function_arg_advance): Likewise.
25023 (function_arg_64): Likewise.
25024 (function_arg): Likewise.
25025 (ix86_pass_by_reference): Likewise.
25026 (ix86_function_value_regno_p): Likewise.
25027 (ix86_build_builtin_va_list_abi): Likewise.
25028 (setup_incoming_varargs_64): Likewise.
25029 (is_va_list_char_pointer): Likewise.
25030 (ix86_init_machine_status): Likewise.
25031 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25032 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25033 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25034 (ix86_function_abi): Make it static and return enum calling_abi.
25035 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25037 (ix86_fn_abi_va_list): Updated.
25039 * config/i386/i386.h (ix86_abi): New.
25040 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25041 (CONDITIONAL_REGISTER_USAGE): Likewise.
25042 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25043 (machine_function): Likewise.
25045 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25047 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25048 (STACK_BOUNDARY): Likewise.
25049 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25051 * config/i386/i386.opt (mabi=): New.
25053 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25054 return enum calling_abi.
25055 (ix86_function_type_abi): Likewise.
25056 (ix86_function_abi): Removed.
25058 * doc/invoke.texi: Document -mabi= option for x86.
25060 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25062 * builtins.c (real_dconstp): Delete.
25063 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25065 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25066 Jakub Jelinek <jakub@redhat.com>
25069 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25070 (gen_subprogram_die): When a function is explicit, generate the
25071 DW_AT_explicit attribute.
25072 * langhooks.h (struct lang_hooks_for_decls): Add
25073 function_decl_explicit_p langhook.
25074 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25075 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25077 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25079 * builtins.c (fold_builtin_memory_op): Optimize memmove
25080 into memcpy if we can prove source and destination don't overlap.
25082 * tree-inline.c: Include gt-tree-inline.h.
25083 (clone_fn_id_num): New variable.
25084 (clone_function_name): New function.
25085 (tree_function_versioning): Use it.
25086 * Makefile.in (GTFILES): Add tree-inline.c.
25088 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25090 * BASE-VER: Change to 4.5.0.
25092 2009-03-27 Xinliang David Li <davidxl@google.com>
25094 PR tree-optimization/39557
25095 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25097 2009-03-27 Xinliang David Li <davidxl@google.com>
25099 PR tree-optimization/39548
25100 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25103 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25105 * c-common.c (pointer_int_sum): Use %wd on return from
25108 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25110 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25111 on return from tree_low_cst.
25113 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25116 * ginclude/stdarg.h (va_copy): Define also for
25117 __GXX_EXPERIMENTAL_CXX0X__.
25119 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25122 * builtins.h (c_strlen): Do not warn here.
25123 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25124 * c-common.c (pointer_int_sum): Take an explicit location.
25125 Warn about offsets out of bounds.
25126 * c-common.h (pointer_int_sum): Adjust declaration.
25128 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25130 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25133 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25136 * opts.c (warn_if_disallowed_function_p): Don't assume
25137 get_callee_fndecl must return non-NULL.
25139 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25141 PR rtl-optimization/39522
25142 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25143 when reg_reloaded_valid is set.
25145 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25147 * config/spu/divv2df3.c: New file.
25148 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25149 (DPBIT_FUNCS): Filter out _div_df.
25151 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25153 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25154 a jump insn, count that jump in the distance to the loop start.
25156 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25159 * config/sh/sh.c (calc_live_regs): Fix condition for global
25160 registers except PIC_OFFSET_TABLE_REGNUM.
25162 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25165 * doc/invoke.texi (-mconsole): New.
25167 (-mno-cygwin): New.
25169 (-mnop-fun-dllimport): New.
25173 (sub section "i386 and x86-64 Windows Options"): New.
25175 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25177 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25178 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25180 2009-03-25 Richard Guenther <rguenther@suse.de>
25182 PR middle-end/39497
25183 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25186 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25188 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25189 neither of haifa/selective schedulers are working.
25191 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25193 * doc/invoke.texi (Debugging Options): Fix description of
25194 -fno-merge-debug-strings.
25196 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25198 * config/cris/libgcc.ver: New version-script.
25199 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25201 * configure.ac <GAS features, nop mnemonic>: Add pattern
25202 crisv32-*-* for "nop".
25203 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25204 * configure: Regenerate.
25206 2009-03-24 Ira Rosen <irar@il.ibm.com>
25208 PR tree-optimization/39529
25209 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25210 mark_sym_for_renaming for the tag copied to the new vector
25213 2009-03-24 Arthur Loiret <aloiret@debian.org>
25215 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25216 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25217 EXTRA_SPEC_FUNCTIONS.
25218 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25219 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25220 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25221 -march and -mtune options.
25223 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25225 * config/m68k/t-rtems: Add m5329 multilib.
25227 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25228 Jakub Jelinek <jakub@redhat.com>
25231 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25234 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25237 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25238 instead of c_parser_expression_conv, if original_code isn't one of the
25239 4 allowed comparison codes, fail.
25241 2009-03-23 Richard Guenther <rguenther@suse.de>
25243 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25244 * tree.h (struct tree_type): Likewise.
25245 * reload.h (struct insn_chain): Likewise.
25246 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25247 * function.h (struct function): Likewise.
25248 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25250 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25252 PR tree-optimization/39516
25253 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25255 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25257 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25258 should be set true if BITS_PER_WORD of target is bigger than 32
25260 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25262 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25263 Translate -B-options to -rpath-link. Correct existing
25264 rpath-link and conditionalize on !nostdlib.
25266 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25268 * doc/extend.texi (Function Attributes, Variable Attributes):
25270 * doc/invoke.texi (Debugging Options, Optimize Options)
25271 (i386 and x86-64 Options, MCore Options): Likewise.
25273 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25276 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25277 it for block local namespace aliases.
25278 (gen_decl_die): Pass context_die to gen_namespace_die.
25280 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25283 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25284 minimum or maximum value.
25286 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25288 * reginfo.c (globalize_reg): Recompute derived reg sets.
25290 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25293 * libgcc2.c (mprotect): Do not use signed arguments for
25294 VirtualProtect, use DWORD arguments. Also fix the 'may
25295 be used uninitialized' warning for the np variable.
25297 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25300 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25301 functions using regparm calling conventions when not optimizing.
25302 (ix86_function_sseregparm): Similarly for sseregparm calling
25305 2009-03-19 Li Feng <nemokingdom@gmail.com>
25307 PR middle-end/39500
25308 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25309 dependence if the first conflict is after niter iterations.
25311 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25313 PR middle-end/38609
25314 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25315 functions with dynamic stack-pointer adjustments.
25317 2009-03-19 Ben Elliston <bje@au.ibm.com>
25319 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25320 option; change to -msdata=data.
25322 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25324 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25327 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25330 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25332 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25334 * doc/invoke.texi (Code Gen Options): Expand discussion of
25337 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25339 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25340 * matrix-reorg.c (struct matrix_info): Likewise.
25341 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25342 * rtl.h (struct mem_attrs): Likewise.
25343 * df.h (struct df): Likewise.
25344 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25345 * ira-int.h (struct ira_allocno): Likewise.
25346 * df-scan.c (struct df_collection_rec): Likewise.
25347 * ira.c (struct equivalence): Likewise.
25348 * function.c (struct temp_slot): Likewise.
25349 * cfgloop.h (struct loop): Likewise.
25352 * function.c (use_register_for_decl): When not optimizing, disregard
25353 register keyword for variables with types containing methods.
25355 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25357 PR middle-end/39447
25358 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25359 (is_simple_operand): Call contains_component_ref_p before calling data
25360 reference analysis that would fail on COMPONENT_REFs.
25362 * tree-vrp.c (search_for_addr_array): Fix formatting.
25364 2009-03-18 Richard Guenther <rguenther@suse.de>
25366 * tree-vect-transform.c (vect_loop_versioning): Fold the
25367 generated comparisons.
25368 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25369 (slpeel_tree_peel_loop_to_edge): Likewise.
25371 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25373 PR middle-end/37805
25374 * opts.c (print_specific_help): In addition to `undocumented',
25375 accept `separate' and `joined' flags if passed alone. Describe
25376 output by the first matched one of those.
25377 (common_handle_option): Skip over empty strings.
25378 * gcc.c (display_help): Fix help string for `--help='.
25379 * doc/invoke.texi (Option Summary, Overall Options): With
25380 `--help=', classes and qualifiers can both be repeated, but
25381 only the latter can be negated. One should not pass only
25382 negated qualifiers. Fix markup and examples.
25385 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25386 PR middle-end/37805
25387 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25388 and -fhelp=separate.
25390 2009-03-17 Jing Yu <jingyu@google.com>
25392 PR middle-end/39378
25393 * function.h (struct rtl_data): Move is_thunk from here...
25394 (struct function): ...to here.
25395 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25396 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25398 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25400 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25401 (alpha_output_function_end_prologue): Likewise.
25402 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25403 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25404 (rs6000_output_function_epilogue): Likewise.
25405 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25407 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25410 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25411 from different units in a single alternative.
25412 (*truncdfsf_i387): Ditto.
25413 (*truncxfsf2_mixed): Ditto.
25414 (*truncxfdf2_mixed): Ditto.
25416 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25418 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25419 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25422 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25423 unused non-artificial variables when not optimizing.
25426 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25427 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25428 NAMESPACE_DECL in its DECL_INITIAL.
25430 PR middle-end/39443
25431 * optabs.c (set_user_assembler_libfunc): New function.
25432 * expr.h (set_user_assembler_libfunc): New prototype.
25433 * c-common.c: Include libfuncs.h.
25434 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25435 for memcmp, memset, memcpy, memmove and abort.
25436 * Makefile.in (c-common.o): Depend on libfuncs.h.
25439 * dwarf2out.c (gen_inlined_enumeration_type_die,
25440 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25441 gen_tagged_type_instantiation_die): Removed.
25442 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25445 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25448 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25450 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25451 (check-parallel-%): Ditto.
25452 (check-consistency): Ditto.
25454 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25456 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25457 local variable rhs by NULL_TREE.
25459 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25462 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25464 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25467 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25469 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25472 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25473 for ms->sysv ABI calls only in 64bit mode.
25475 * config/i386/i386.md (untyped_call): Support 32bit.
25477 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25479 * doc/extend.texi: Replace x86_65 with x86_64.
25481 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25483 PR tree-optimization/39455
25484 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25485 mismatches for POINTER_TYPE_P (type).
25486 (number_of_iterations_le): Likewise.
25488 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25490 * config/picochip/picochip.c: Removed profiling support.
25491 * config/picochip/picochip.md: Removed profiling instruction.
25492 * config/picochip/picochip.h: Removed profiling builtin.
25494 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25496 * doc/install.texi (--with-host-libstdcxx): Document.
25498 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25501 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25502 generate a warning if the function name does not begin with
25503 "__vector" and the function has either the 'signal' or 'interrupt'
25504 attribute, from here to ...
25505 (avr_declare_function_name): ...here. New function.
25506 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25507 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25509 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25512 * cse.c (fold_rtx): Don't modify original const_arg1 when
25513 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25514 separate variable instead.
25515 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25516 from out of range shift counts.
25517 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25519 2009-03-13 Catherine Moore <clm@codesourcery.com>
25521 * config/i386/x-mingw32 (host-mingw32.o): Replace
25522 diagnostic.h with $(DIAGNOSTIC_H).
25524 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25527 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25529 * config/i386/sync.md (sync_compare_and_swap<mode>,
25530 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25531 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25533 (sync_double_compare_and_swapdi_pic,
25534 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25535 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25537 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25540 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25542 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25545 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25546 (avx_addsubv4df3): Likewise.
25547 (*avx_addsubv4sf3): Likewise.
25548 (sse3_addsubv4sf3): Likewise.
25550 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25553 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25555 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25558 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25559 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25560 registers for allocnos created from user-defined variables.
25562 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25565 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25566 of non-integer mode as well.
25568 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25570 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25571 for functions for which the parameter types are unknown.
25573 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25576 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25577 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25578 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25579 * config/i386/i386.c (ix86_local_alignment): For
25580 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25581 long long variables on the stack to avoid dynamic realignment.
25582 Allow the first argument to be a decl rather than type.
25583 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25585 2009-03-11 Nick Clifton <nickc@redhat.com>
25588 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25590 Add description to mno-lsim option.
25591 * config/mcore/mcore.h: Remove comment about deprecated m4align
25593 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25594 * doc/invoke.texi: Add description of mno-lsim and
25595 mstack-increment options.
25597 * config/fr30/fr30.opt: Document the -mno-lsim option.
25598 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25599 and -mno-lsim options.
25601 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25603 * fold-const.c (fold_comparison): Only call fold_inf_compare
25604 if the mode supports infinities.
25606 2009-03-11 Jason Merrill <jason@redhat.com>
25609 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25610 end already did. Notice GIMPLE_CALL modifications of the result.
25611 Don't copy debug information from an ignored decl or a decl from
25614 2009-03-10 Richard Guenther <rguenther@suse.de>
25615 Nathan Froyd <froydnj@codesourcery.com>
25617 PR middle-end/37850
25618 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25619 (__divMODE3): Likewise.
25621 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25623 PR tree-optimization/39394
25624 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25625 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25627 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25629 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25630 inline asms for register asm ("") declarations.
25632 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25634 * fold-const.c (fold_unary): Fix comment.
25636 2009-03-07 Jan Hubicka <jh@suse.cz>
25639 * tree-inline.c (setup_one_parameter): Do replacement of const
25640 argument by constant in SSA form.
25642 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25644 PR middle-end/38028
25645 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25646 determine alignment passed to assign_stack_local.
25647 (assign_parms_unsplit_complex): Likewise.
25648 * except.c (sjlj_build_landing_pads): Likewise.
25650 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25652 PR middle-end/39360
25653 * tree-flow.h (add_referenced_var): Return bool instead of void.
25654 * tree-dfa.c (add_referenced_var): Return result of
25655 referenced_var_check_and_insert call.
25656 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25657 of referenced_var_check_and_insert.
25660 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25661 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25662 DIE, don't emit it if abstract origin already has it.
25663 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25664 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25666 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25668 * genpreds.c (needs_variable): Fix parentheses at variable name
25670 (write_tm_constrs_h): Indent generated code.
25672 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25674 * doc/extend.texi (Function Attributes): Add documentation
25675 for isr attributes.
25677 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25680 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25681 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25683 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25685 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25688 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25691 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25692 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25694 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25696 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25697 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25698 constants instead of magic numbers.
25699 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25701 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25702 (x86_64_ms_abi_int_parameter_registers): Ditto.
25703 (x86_64_int_return_registers): Ditto.
25704 (ix86_maybe_switch_abi): Ditto.
25705 (ix86_expand_call): Ditto for clobbered_registers array.
25706 (ix86_hard_regno_mode_ok): Ditto.
25707 (x86_extended_QIreg_mentioned_p): Ditto.
25709 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25711 PR tree-optimization/39349
25712 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25714 * combine.c (gen_lowpart_for_combine): Use omode when generating
25717 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25719 PR rtl-optimization/39235
25720 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25722 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25724 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25726 2009-03-04 Richard Guenther <rguenther@suse.de>
25728 PR tree-optimization/39362
25729 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25730 that occur in abnormal PHIs should be varying.
25732 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25734 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25736 (simple_iv): Take loop as an argument instead of statement.
25737 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25738 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25740 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25742 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25743 * matrix-reorg.c (analyze_transpose): Ditto.
25744 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25745 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25746 * tree-predcom.c (ref_at_iteration): Ditto.
25747 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25749 2009-03-04 Richard Guenther <rguenther@suse.de>
25751 PR tree-optimization/39358
25752 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25753 escaped_id and callused_id.
25754 (solve_graph): Likewise.
25756 2009-03-04 Richard Guenther <rguenther@suse.de>
25758 PR tree-optimization/39339
25759 * tree-sra.c (try_instantiate_multiple_fields): Make it
25760 no longer ICE on the above.
25762 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25764 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25765 that fits within Pmode.
25767 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25769 PR middle-end/10109
25770 * tm.texi (LIBCALL_VALUE): Update description.
25772 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25774 PR middle-end/34443
25775 * doc/extend.texi (section): Update description.
25777 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25779 PR middle-end/39345
25780 * tree-inline.c (remapped_type): New.
25781 (can_be_nonlocal): Call remapped_type instead of remap_type.
25783 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25786 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25787 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25789 2009-03-03 Richard Guenther <rguenther@suse.de>
25791 PR middle-end/39272
25792 * tree.c (tree_nonartificial_location): New function.
25793 * tree.h (tree_nonartificial_location): Declare.
25794 * builtins.c (expand_builtin_memory_chk): Provide location
25795 of the call location for artificial function pieces.
25796 (maybe_emit_chk_warning): Likewise.
25797 (maybe_emit_sprintf_chk_warning): Likewise.
25798 (maybe_emit_free_warning): Likewise.
25799 * expr.c (expand_expr_real_1): Likewise.
25801 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25803 PR tree-optimization/39343
25804 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25805 COMPONENT_REF t has ARRAY_TYPE.
25807 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25809 PR middle-end/39335
25810 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25811 when the type precision of the induction variable should be
25812 larger than the type precision of nit.
25813 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25814 * graphite.c (graphite_loop_normal_form): Same.
25815 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25817 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25819 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25820 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25821 numbers to describe clobbered registers.
25822 (*call_value_0_rex64_ms_sysv): Ditto.
25823 * config/i386/mmx.md (mmx_emms): Ditto.
25824 (mmx_femms): Ditto.
25826 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25828 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25831 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25833 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25834 (spu_section_type_flags): New function.
25836 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25838 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25839 reg_class_contents of FLOAT_REGS into a temporary.
25841 2009-03-02 Richard Guenther <rguenther@suse.de>
25842 Ira Rosen <irar@il.ibm.com>
25844 PR tree-optimization/39318
25845 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25846 information to the vectorized statement.
25848 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25850 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25851 variable. Use defined names instead of magic constants for REX SSE
25854 2009-03-01 Richard Guenther <rguenther@suse.de>
25856 PR tree-optimization/39331
25857 * omp-low.c (lower_send_shared_vars): Do not receive new
25858 values for the reference of DECL_BY_REFERENCE parms or results.
25860 2009-03-01 Jan Hubicka <jh@suse.cz>
25863 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25864 BLOCK_NONLOCALIZED_VAR): New macros.
25865 (tree_block): Add nonlocalized_vars.
25866 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25867 gen_decl_die): Add origin argument. Allow generation of die with
25868 origin at hand only.
25869 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25870 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25872 (gen_block_die): Fix checking for unused blocks.
25873 (process_scope_var): Break out from .... ; work with origins only.
25874 (decls_for_scope) ... here; process nonlocalized list.
25875 (dwarf2out_ignore_block): Look for nonlocalized vars.
25876 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25878 (dump_scope_block): Dump them.
25879 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25880 (remap_block): Likewise.
25881 (can_be_nonlocal): New predicate.
25882 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25884 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25886 * configure: Regenerate.
25888 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25890 * optc-gen.awk: No need to duplicate option flags twice.
25891 Reuse help texts for duplicate options which do not have any.
25893 * gcc.c (display_help): Document --version.
25895 * gcc.c (main): If print_help_list and verbose_flag, ensure
25896 driver output comes before subprocess output.
25898 * optc-gen.awk: Assign all remaining fields to help string,
25899 space-separated, for multi-line help in *.opt.
25901 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25902 -Wno-pedantic-ms-format is for MinGW targets only.
25904 * doc/options.texi (Option file format): Fix bad indentation,
25905 restoring dropped sentence.
25907 2009-02-28 Jan Hubicka <jh@suse.cz>
25909 * tree-inline.c (tree_function_versioning): Output debug info.
25911 2009-02-28 Jan Hubicka <jh@suse.cz>
25914 * tree-inline.c (setup_one_parameter): Do not copy propagate
25915 arguments when not optimizing.
25917 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25920 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25921 (avx_addsubv4df3): Likewise.
25922 (*avx_addsubv4sf3): Likewise.
25923 (sse3_addsubv4sf3): Likewise.
25924 (*avx_addsubv2df3): Likewise.
25925 (sse3_addsubv2df3): Likewise.
25926 (avx_unpckhps256): Correct item selectors.
25927 (avx_unpcklps256): Likewise.
25928 (avx_unpckhpd256): Likewise.
25929 (avx_unpcklpd256): Likewise.
25931 2009-02-28 Jan Hubicka <jh@suse.cz>
25933 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25935 (copy_arguments_for_versioning): If var is declared don't declare it.
25936 (tree_function_versioning): First setup substitutions and then copy
25939 2009-02-27 Jan Hubicka <jh@suse.cz>
25942 * cgraph.h (varpool_output_debug_info): Remove.
25943 * cgraphunit.c (varpool_output_debug_info): Remove.
25944 * dwarf2out.c (deferred_locations_struct): New struct
25945 (deferred_locations): New type.
25946 (deferred_locations_list): New static var.
25947 (deffer_location): New function.
25948 (gen_variable_die): Use it.
25949 (decls_for_scope): Output info on local static vars.
25950 (dwarf2out_finish): Process deferred locations.
25951 * varpool.c (varpool_output_debug_info): Remove.
25953 2009-02-27 Jan Hubicka <jh@suse.cz>
25956 * tree.h (TREE_PROTECTED): Fix comment.
25957 (BLOCK_HANDLER_BLOCK): Remove.
25958 (struct tree_block): Remove handler_block add body_block.
25959 (inlined_function_outer_scope_p): New.
25960 (is_body_block): Remove.
25961 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25962 * dwarf2out.c (is_inlined_entry_point): Remove.
25963 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25964 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25966 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25967 * gimplify.c (gimplify_expr): Gimplify body blocks.
25968 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25969 block with multiple subblocks.
25970 (dump_scope_block): Prettier output; dump more flags and info.
25971 (dump_scope_blocks): New.
25972 (remove_unused_locals): Use dump_scope_blocks.
25973 * tree-flow.h (dump_scope_blocks): Declare.
25974 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25975 * stmt.c (is_body_block): Remove.
25976 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25977 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25979 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25981 PR middle-end/39308
25982 * graphite.c (graphite_loop_normal_form): Do not call
25983 number_of_iterations_exit from a gcc_assert.
25985 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25987 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25988 jumps if COND is NULL.
25989 (find_cond_jump): New function.
25990 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25991 * config/s390/s390.md: Remove z10_cobra attribute value.
25993 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25995 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25996 force_const_mem returns NULL_RTX.
25998 2009-02-26 Jan Hubicka <jh@suse.cz>
26001 * cgraph.h (varpool_output_debug_info): Remove.
26002 * cgraphunit.c (varpool_output_debug_info): Remove.
26003 * dwarf2out.c (deferred_locations_struct): New struct
26004 (deferred_locations): New type.
26005 (deferred_locations_list): New static var.
26006 (deffer_location): New function.
26007 (gen_variable_die): Use it.
26008 (decls_for_scope): Output info on local static vars.
26009 (dwarf2out_finish): Process deferred locations.
26010 * varpool.c (varpool_output_debug_info): Remove.
26012 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26014 PR rtl-optimization/39241
26015 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26016 to subreg_offset_representable_p.
26018 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26020 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26021 execute function prototype. Get f and nregs from max_reg_num
26022 and get_insns. Remove the first backward pass as it's dead,
26023 guard the forward pass by flag_expensive_optimizations.
26024 (rest_of_handle_regmove): Delete.
26025 (pass_regmove): Replace it with regmove_optimize.
26027 2009-02-25 Martin Jambor <mjambor@suse.cz>
26029 PR tree-optimization/39259
26030 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26031 calls_alloca function flags.
26032 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26033 calls are detected.
26035 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26037 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26038 flags_set_1_rtx, flags_set_1_set): Delete.
26039 (regmove_optimize): Do not call mark_flags_life_zones.
26041 2009-02-24 Julian Brown <julian@codesourcery.com>
26044 * config/arm/arm.c (require_pic_register): Only set
26045 cfun->machine->pic_reg once per function.
26047 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26049 * doc/invoke.texi (Link Options): Document an easier way to pass
26050 options that take arguments to the GNU linker using -Xlinker and -Wl.
26052 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26055 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26057 2009-02-24 Richard Guenther <rguenther@suse.de>
26060 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26062 2009-02-24 Richard Guenther <rguenther@suse.de>
26063 Zdenek Dvorak <ook@ucw.cz>
26065 PR tree-optimization/39233
26066 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26067 from converting them to a generic type.
26069 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26071 PR tree-optimization/39260
26072 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26073 contains a condition with a real type.
26074 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26076 2009-02-23 Jason Merrill <jason@redhat.com>
26079 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26080 narrowing_initializer_constant_valid_p.
26081 (narrowing_initializer_constant_valid_p): Don't return
26082 null_pointer_node for adding a pointer to itself.
26084 2009-02-23 Jan Hubicka <jh@suse.cz>
26087 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26090 2009-02-23 Jan Hubicka <jh@suse.cz>
26092 PR tree-optimization/37709
26093 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26094 * tree.h (block_ultimate_origin): Declare.
26095 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26096 * tree-ssa-live.c (remove_unused_scope_block_p):
26097 Eliminate blocks containig no instructions nor live variables nor
26099 (dump_scope_block): New function.
26100 (remove_unused_locals): Enable removal of dead blocks by default;
26101 enable dumping at TDF_DETAILS.
26103 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26105 * config/i386/i386.c (classify_argument): Don't allow COImode
26107 (function_arg_advance_32): Don't allow OImode.
26108 (function_arg_32): Likewise.
26109 (function_value_32): Likewise.
26110 (return_in_memory_32): Likewise.
26111 (function_arg_64): Remove OImode comment.
26113 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26116 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26117 ix86_expand_vector_set for V4DImode in 64bit mode only.
26118 (ix86_expand_vector_init_one_var): Likewise.
26120 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26122 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26124 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26127 * loop-iv.c: Revert last change.
26128 * emit-rtl.c: Likewise.
26130 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26133 * config/i386/i386.c (type_natural_mode): Remove an extra
26134 space in the warning message.
26135 (function_value_32): Handle 32-byte vector modes.
26136 (return_in_memory_32): Likewise.
26138 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26140 * loop-iv.c (truncate_value): New function.
26141 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26143 (lowpart_subreg): Move to...
26144 * emit-rtl.c: ...here.
26146 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26148 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26149 accidental and undocumented change at revision 140860.
26151 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26153 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26154 take gimple_seq * arguments.
26155 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26156 types_compatible_p langhook.
26158 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26159 Joseph Myers <joseph@codesourcery.com>
26161 * config/arm/arm.c (arm_builtin_va_list): New function.
26162 (arm_expand_builtin_va_start): Likewise.
26163 (arm_gimplify_va_arg_expr): Likewise.
26164 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26165 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26166 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26167 (va_list_type): New variable.
26168 (arm_mangle_type): Mangle va_list_type appropriately.
26170 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26172 PR middle-end/39157
26173 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26174 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26175 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26176 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26177 parameter to 1000 for -O1 by default.
26178 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26180 * loop-invariant.c: Include params.h.
26181 (move_loop_invariants): Don't call move_single_loop_invariants on
26184 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26186 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26187 offset when calculating bounds for indexing stack_usage_map. Fixes
26188 a buffer overflow with certain target setups.
26190 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26193 * calls.c (expand_call): Clear try_tail_call if caller and callee
26194 disagree in promotion of function return value.
26196 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26199 * c-common.c (c_determine_visibility): If visibility changed and
26200 DECL_RTL has been already set, call make_decl_rtl to update symbol
26203 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26206 * varasm.c (assemble_variable): Don't check DECL_NAME when
26207 globalizing a variable.
26209 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26212 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26213 expression before any __builtin_trap call.
26214 * c-typeck.c (build_function_call): Convert and check function
26215 arguments before generating a call to a trap. Evaluate the
26216 function arguments before the trap.
26218 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26221 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26222 (UNSPEC_FXAM_MEM): New unspec.
26223 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26224 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26225 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26227 2009-02-19 Richard Guenther <rguenther@suse.de>
26229 PR tree-optimization/39207
26230 PR tree-optimization/39074
26231 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26232 storedanything_tree): New.
26233 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26234 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26235 (build_succ_graph): Add edges from STOREDANYTHING to all
26237 (init_base_vars): Initialize STOREDANYTHING.
26238 (compute_points_to_sets): Free substitution info after
26239 building the succ graph.
26240 (ipa_pta_execute): Likewise.
26242 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26244 (do_ds_constraint): Do not add to special var or non-pointer
26246 (type_could_have_pointers): Split out from ...
26247 (could_have_pointers): ... here. For arrays use the element type.
26248 (create_variable_info_for): Initialize may_have_pointers.
26249 (new_var_info): Likewise.
26250 (handle_lhs_call): Make the HEAP variable unknown-sized.
26251 (intra_create_variable_infos): Use a type with pointers for
26252 PARM_NOALIAS, make it unknown-sized.
26254 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26257 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26259 2009-02-18 Jason Merrill <jason@redhat.com>
26262 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26263 value if DECL_EXTERNAL.
26264 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26265 * target.h (gcc_target::binds_local_p): Clarify "module".
26266 * tree.h (TREE_PUBLIC): Clarify "module".
26268 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26271 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26272 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26274 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26277 * c.opt (Wabi): Support C and ObjC.
26280 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26282 * config/i386/i386.c (classify_argument): Warn once about the ABI
26283 change when passing union with long double.
26285 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26287 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26290 * c-parser.c (c_parser_compound_statement): Always enter and leave
26293 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26296 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26298 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26300 PR tree-optimization/36922
26301 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26302 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26305 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26307 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26310 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26312 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26314 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26316 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26319 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26320 Richard Sandiford <rdsandiford@googlemail.com>
26322 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26323 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26324 (loongson_biadd): ...this.
26326 2009-02-17 Richard Guenther <rguenther@suse.de>
26328 PR tree-optimization/39202
26329 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26330 a var make sure to follow existing collapses.
26332 2009-02-17 Richard Guenther <rguenther@suse.de>
26334 PR middle-end/39214
26335 * langhooks.c (lhd_print_error_function): Check for NULL block.
26337 2009-02-17 Richard Guenther <rguenther@suse.de>
26339 PR tree-optimization/39204
26340 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26343 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26345 * config/soft-fp/double.h: Update from glibc CVS.
26347 2009-02-17 Richard Guenther <rguenther@suse.de>
26349 PR tree-optimization/39207
26350 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26351 strict-aliasing warnings for pointers pointing to NULL.
26353 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26356 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26357 skipping until next close brace.
26359 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26362 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26363 to function argument boundary.
26365 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26367 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26368 in the lea_add. Reload eventually constraints it properly.
26369 * config/picochip/constraints.md: Remove the target constraint
26370 "b", since it is not needed anymore.
26372 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26374 * gthr-dce.h: Uglify function parameter and local variable names.
26375 * gthr-gnat.h: Likewise.
26376 * gthr-mipssde.h: Likewise.
26377 * gthr-nks.h: Likewise.
26378 * gthr-posix95.h: Likewise.
26379 * gthr-posix.h: Likewise.
26380 * gthr-rtems.h: Likewise.
26381 * gthr-single.h: Likewise.
26382 * gthr-solaris.h: Likewise.
26383 * gthr-tpf.h: Likewise.
26384 * gthr-vxworks.h: Likewise.
26385 * gthr-win32.h: Likewise.
26387 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26390 * config/i386/i386.md: Restrict the new peephole2 to move
26391 between MMX/SSE registers.
26393 2009-02-15 Richard Guenther <rguenther@suse.de>
26396 2009-02-13 Richard Guenther <rguenther@suse.de>
26398 * configure.ac: Enable LFS.
26399 * configure: Re-generate.
26400 * config.in: Likewise.
26402 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26404 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26405 spu_srqwbyte, spu_srqwbytebc): Define.
26406 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26407 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26408 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26409 "shrqby_<mode>"): New insn-and-split patterns.
26410 * config/spu/spu.c (expand_builtin_args): Determine and return
26411 number of operands using spu_builtin_description data.
26412 (spu_expand_builtin_1): Use it.
26414 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26417 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26420 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26423 * config/i386/i386.c (override_options): Correct warning
26424 messages for -malign-loops, -malign-jumps and -malign-functions.
26426 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26429 * config/i386/i386.md: Restrict the new peephole2 to move
26430 between the general purpose registers.
26432 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26435 * config/i386/i386.c (type_natural_mode): Add a new argument.
26436 Return the original mode and warn ABI change if vector size is 32byte.
26437 (function_arg_advance): Updated.
26438 (function_arg): Likewise.
26439 (ix86_function_value): Likewise.
26440 (ix86_return_in_memory): Likewise.
26441 (ix86_sol10_return_in_memory): Likewise.
26442 (ix86_gimplify_va_arg): Likewise.
26443 (function_arg_32): Don't warn ABX ABI change here.
26444 (function_arg_64): Likewise.
26446 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26448 * loop-iv.c (implies_p): In the final case, test that operands 0
26449 of the two comparisons match.
26451 * config/bfin/bfin.c (find_prev_insn_start): New function.
26452 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26453 (find_next_insn_start): Move.
26455 2009-02-13 Richard Guenther <rguenther@suse.de>
26457 * configure.ac: Enable LFS.
26458 * configure: Re-generate.
26459 * config.in: Likewise.
26461 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26464 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26465 sizes on syntax error after some arguments have been parsed.
26467 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26469 * doc/invoke.texi (-fira): Remove.
26471 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26473 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26474 * recog.c: Likewise.
26477 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26479 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26480 (umul_ppmm): Likewise.
26481 (count_leading_zeros): Likewise.
26482 (count_trailing_zeros): Likewise.
26483 (UMUL_TIME): Likewise.
26485 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26487 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26488 soft-fp/t-softfp to tmake_file.
26490 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26491 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26492 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26493 IA64_BUILTIN_INFQ]: New.
26494 (ia64_init_builtins): Initialize __builtin_infq,
26495 __builtin_fabsq and __builtin_copysignq if not HPUX.
26496 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26497 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26499 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26501 (__fixtfti): Likewise.
26502 (__fixunstfti): Likewise.
26503 (__floattitf): Likewise.
26505 * config/ia64/libgcc-glibc.ver: New.
26506 * config/ia64/t-fprules-softfp: Likewise.
26507 * config/ia64/sfp-machine.h: Likewise.
26509 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26510 (LIBGCC2_TF_CEXT): Likewise.
26511 (TF_SIZE): Likewise.
26512 (TARGET_INIT_LIBFUNCS): Likewise.
26514 * config/ia64/t-glibc (SHLINB_MAPFILES):
26515 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26517 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26519 * config/i386/i386.c (construct_container): Rewrite processing
26520 BLKmode with X86_64_SSE_CLASS.
26522 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26525 * config/i386/i386.md: Replace simplify_replace_rtx with
26526 replace_rtx in the new peephole2.
26528 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26530 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26531 loop unrolling do not happen at -O2.
26533 2009-02-12 Michael Matz <matz@suse.de>
26535 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26537 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26539 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26542 2009-02-12 Ben Elliston <bje@au.ibm.com>
26544 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26545 patterns when updating the back chain. Missed in the 2009-02-10
26548 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26550 * doc/extend.texi (Decimal Floating Types): Update identifier of
26551 draft TR and list of missing support.
26553 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26555 PR middle-end/39154
26556 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26557 bit to variable length decl's flags, add it also to its
26558 pointer replacement variable.
26560 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26561 Jakub Jelinek <jakub@redhat.com>
26564 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26565 (memory_blockage): New expander.
26566 (*memory_blockage): New insn pattern.
26567 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26568 instead of general blockage at the end of function prologue when
26569 frame pointer is used to access red zone area. Do not emit blockage
26570 when profiling, it is emitted in generic code.
26571 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26572 function epilogue when frame pointer is used to access red zone area.
26574 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26577 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26578 by arithmetic with memory operands.
26579 * config/i386/predicates.md (commutative_operator): New.
26581 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26583 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26586 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26588 * alias.h (record_alias_subset): Declare.
26589 * alias.c (record_alias_subset): Make global.
26591 2009-02-10 Nick Clifton <nickc@redhat.com>
26593 * tree-parloops.c: Change license to GPLv3.
26594 * ipa-struct-reorg.c: Change license to GPLv3.
26595 * ipa-struct-reorg.h: Change license to GPLv3.
26597 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26600 * c-decl.c (start_struct): Return NULL on error.
26602 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26604 PR middle-end/39124
26605 * cfgloopmanip.c (remove_path): Call remove_bbs after
26606 cancel_loop_tree, not before it.
26609 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26610 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26611 VAR_DECLs were seen.
26612 * tree-ssa-live.c (remove_unused_locals): Recompute
26613 cfun->has_local_explicit_reg_vars.
26614 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26615 copies or clearings if cfun->has_local_explicit_reg_vars.
26617 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26620 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26621 of function prologue when frame pointer is used to access
26624 2009-02-10 Richard Guenther <rguenther@suse.de>
26626 PR middle-end/39127
26627 * gimplify.c (gimple_regimplify_operands): Always look if
26628 we need to create a temporary.
26630 2009-02-10 Richard Guenther <rguenther@suse.de>
26632 PR tree-optimization/39132
26633 * tree-loop-distribution.c (todo): New global var.
26634 (generate_memset_zero): Trigger TODO_rebuild_alias.
26635 (tree_loop_distribution): Return todo.
26637 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26640 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26641 (x86_64_reg_class_name): Removed.
26642 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26643 first one isn't X86_64_SSE_CLASS or any other ones aren't
26644 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26645 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26646 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26647 and 3 X86_64_SSEUP_CLASS.
26648 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26649 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26651 2009-02-10 Ben Elliston <bje@au.ibm.com>
26653 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26654 form instruction to update the stack back chain word, even if the
26655 user has disabled the generation of update instructions.
26656 (movdi_<mode>_update_stack): New.
26657 (movsi_update_stack): Likewise.
26658 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26659 always use an update form instruction to update the stack back
26662 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26664 PR middle-end/38953
26665 * graphite.c (if_region_set_false_region): After moving a region in
26666 the false branch of a condition, remove the empty dummy basic block.
26667 (gloog): Remove wrong fix for PR38953.
26669 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26671 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26672 generation due to implicit sign extension.
26674 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26676 PR middle-end/38981
26677 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26678 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26680 2009-02-09 Richard Guenther <rguenther@suse.de>
26682 PR middle-end/35202
26683 * convert.c (convert_to_real): Disable (float)fn((double)x)
26684 to fnf(x) conversion if errno differences may occur and
26685 -fmath-errno is set.
26687 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26689 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26690 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26691 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26693 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26696 * c-common.c (handle_alias_attribute): Disallow attribute for
26697 anything not a FUNCTION_DECL or VAR_DECL.
26699 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26702 * real.c (do_compare): Special-case compare of zero against
26703 decimal float value.
26705 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26708 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26709 as indicating flexible array members unless the field itself is
26710 being declarared as the incomplete array.
26712 2009-02-06 Jan Hubicka <jh@suse.cz>
26714 PR tree-optimization/38844
26715 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26716 is already inlined.
26718 2009-02-06 Richard Guenther <rguenther@suse.de>
26720 PR middle-end/38977
26721 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26722 fork because we may expand it as __gcov_fork.
26724 2009-02-06 Nick Clifton <nickc@redhat.com>
26726 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26728 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26730 PR tree-optimization/35659
26731 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26732 vn_phi_eq): Shortcut if hashcode does not match.
26733 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26735 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26736 and avoid iterative_hash_expr.
26737 (FOR_EACH_VALUE_ID_IN_SET): New.
26738 (value_id_compare): Remove.
26739 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26740 sort expressions by value id.
26742 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26745 * config/sh/predicates.md (general_movsrc_operand): Don't check
26746 the subreg of system registers here.
26748 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26751 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26752 on the copied decl.
26754 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26756 PR rtl-optimization/39110
26757 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26758 addresses, not aligned ones.
26760 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26761 Richard Guenther <rguenther@suse.de>
26763 PR tree-optimization/39100
26764 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26765 comment says and add edges.
26767 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26770 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26771 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26773 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26775 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26776 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26777 register_bb_in_sese, new_sese, free_sese): Moved.
26778 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26779 outermost_loop_in_scop, build_scop_iteration_domain,
26780 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26781 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26782 Use loop_in_sese_p instead of loop_in_scop_p.
26783 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26784 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26785 (scopdet_basic_block_info): Fix bug in scop detection.
26786 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26787 eq_loop_to_cloog_loop): Remove.
26788 (nb_loops_around_loop_in_scop, nb_loop
26789 ref_nb_loops): Moved here...
26790 * graphite.h (ref_nb_loops): ... from here.
26791 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26792 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26793 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26795 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26796 Hans-Peter Nilsson <hp@axis.com>
26798 PR rtl-optimization/37889
26799 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26800 Move offset handling from PLUS to before the switch. Use new
26801 arguments when considering SYMBOL_REFs too.
26802 (rtx_addr_can_trap_p): Pass dummy offset and size.
26803 (enum may_trap_p_flags): Remove.
26804 (may_trap_p_1): Pass size from MEM_SIZE.
26806 PR rtl-optimization/38921
26807 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26808 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26809 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26810 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26812 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26814 AVX Programming Reference (January, 2009)
26815 * config/i386/sse.md (*vpclmulqdq): New.
26817 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26819 PR tree-optimization/38977
26820 PR gcov-profile/38292
26821 * calls.c (special_function_p): Disregard __builtin_ prefix.
26823 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26825 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26826 non-indexable addresses even before reload.
26828 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26831 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26832 as having variable size. Do not give an error for unnamed
26833 parameters with [*] declarators. Give a warning for type names
26834 with [*] declarators and mark them as variable size.
26835 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26836 for sizeof applied to [*] type names.
26838 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26841 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26843 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26845 * gcc.c (process_command): Update copyright notice dates.
26846 * gcov.c (print_version): Likewise.
26847 * gcov-dump.c (print_version): Likewise.
26848 * mips-tfile.c (main): Likewise.
26849 * mips-tdump.c (main): Likewise.
26851 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26854 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26855 for composite type involving a zero-length array type.
26857 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26860 * function.c (match_asm_constraints_1): Skip over
26861 initial optional % in the constraint.
26863 PR inline-asm/39059
26864 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26865 supported, don't accept FIXED_CSTs.
26866 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26867 and _Sat is used without _Fract/_Accum. Set specs->type to
26868 integer_type_node for cts_fract/cts_accum if fixed point is not
26871 2009-02-02 Catherine Moore <clm@codesourcery.com>
26873 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26875 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26877 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26878 (ABI_HAS_64BIT_SYMBOLS): Use it.
26879 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26881 2009-02-02 Paul Brook <paul@codesourcery.com>
26883 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26885 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26887 PR inline-asm/39058
26888 * recog.h (asm_operand_ok): Add constraints argument.
26889 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26890 recurse on matching constraint.
26891 (check_asm_operands): Pass constraints as 3rd argument to
26892 asm_operand_ok. Don't look up matching constraint here.
26893 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26896 2009-02-02 Ben Elliston <bje@au.ibm.com>
26898 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26899 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26901 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26903 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26904 information. Remove some obsolete information. Reorganize.
26906 * config/pa/fptr.c: Revert license to GPL 2.
26907 * config/pa/milli64.S: Likewise.
26909 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26912 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26913 LIBRARY name in, instead of hard-coding it.
26914 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26915 extra target make frag to tmake_files according to EH model.
26916 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26917 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26918 frags that define makefile variable EH_MODEL appropriately.
26919 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26920 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26921 to "-sjlj" according to type of EH configured.
26922 (LIBGCC_SONAME): Concatenate it to shared library base name.
26923 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26924 to "_sjlj" according to type of EH configured.
26925 (LIBGCC_SONAME): Concatenate it to shared library base name.
26926 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26927 (SHLIB_LINK): Add missing semicolon to if-else construct.
26928 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26929 string value of "pe_dll" command-line option.
26930 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26931 (SHLIB_SONAME): Use it when overriding t-cygming default.
26932 (SHLIB_IMPLIB): Override t-cygming default.
26933 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26934 string value of "pe_dll" command-line option.
26936 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26939 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26940 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26942 2009-01-31 Richard Guenther <rguenther@suse.de>
26944 PR tree-optimization/38937
26945 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26946 computing the transitive closure.
26948 2009-01-30 Richard Guenther <rguenther@suse.de>
26950 PR tree-optimization/39041
26951 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26952 Propagate variable indices only if the types match for this stmt.
26954 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26957 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26958 inline but never defined.
26960 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26962 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26963 (*insv_h_di_reg_extimm): New insn.
26964 (*insv_l<mode>_reg_extimm): New insn.
26966 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26968 * config/picochip/picochip.c (flag_conserve_stack): set
26969 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26970 fconserve-stack. Reduce call-overhead used by inliner.
26972 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26975 * common.opt (flag_conserve_stack): Initialised to zero.
26977 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26980 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26981 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26984 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26986 * ira-color.c (allocno_reload_assign): Update comments.
26987 * regmove.c (regmove_optimize): Likewise.
26991 2009-01-29 Robert Millan <rmh@aybabtu.com>
26993 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26994 * config/i386/kopensolaris-gnu.h: New file. Undefine
26995 `MD_UNWIND_SUPPORT'.
26996 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26998 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27000 PR tree-optimization/39007
27001 * tree-loop-distribution.c (generate_builtin): Use
27002 recompute_dominator to compute the immediate dominator of the
27003 basic block just after the loop.
27005 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27007 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27008 (ASM_OUTPUT_DWARF_PCREL): Define.
27010 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27012 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27013 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27014 global. Modify entries about regmove and IRA.
27016 * ra-conflict.c: Remove the file.
27018 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27020 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27021 (pass_regclass_init): Rename to pass_reginfo_init.
27023 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27025 * toplev.h (flag_ira): Remove.
27027 * caller-save.c (setup_save_areas): Remove flag_ira.
27029 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27031 * global.c: Remove the file.
27033 * opts.c (decode_options): Remove flag_ira.
27035 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27037 * regmove.c: Modify file description.
27038 (find_use_as_address, try_auto_increment): Define them only if
27039 AUTO_INC_DEC is defined.
27040 (replacement_quality, replace_in_call_usage, fixup_match_1,
27041 stable_and_no_regs_but_for_p): Remove.
27042 (reg_set_in_bb): Make it static.
27043 (regmove_optimize): Remove flag_ira and code which worked for
27046 * local-alloc.c: Remove the file.
27048 * common.opt (fira): Remove.
27050 * ira.c: Include except.h.
27051 (eliminable_regset): Move from global.c.
27052 (mark_elimination): Ditto. Remove flag_ira.
27053 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27054 equiv_mem_modified, validate_equiv_mem_from_store,
27055 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27056 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27057 no_equiv, recorded_label_ref): Move from local-alloc.c.
27058 (update_equiv_regs): Ditto. Make it static.
27059 (print_insn_chain, print_insn_chains): Move it from global.c.
27060 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27061 (build_insn_chain): Ditto. Make it static.
27062 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27063 Rename to init_live_subregs.
27064 (gate_ira): Remove flag_ira.
27066 * regclass.c: Rename reginfo.c. Change file description.
27067 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27068 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27069 (init_reg_sets_1): Remove code for evaluation of
27070 reg_class_superclasses and losing_caller_save_reg_set.
27071 (init_regs): Remove init_reg_autoinc.
27072 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27073 ok_for_base_p_nonstrict): Remove.
27074 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27075 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27076 corresponding entries.
27077 (dump_regclass, record_operand_costs, scan_one_insn,
27078 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27079 record_address_regs, auto_inc_dec_reg_p): Remove.
27080 (gt-regclass.h): Rename to gt-reginfo.h.
27082 * rtl.h (dump_global_regs, retry_global_alloc,
27083 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27085 * Makefile.in (RA_H): Remove.
27086 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27087 Rename regclass.o to reginfo.o.
27088 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27090 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27091 (GTFILES): Rename regclass.c to reginfo.c.
27093 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27094 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27096 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27097 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27099 (finish_spills): Ditto. Remove code for !flag_ira.
27101 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27103 PR middle-end/35854
27104 * doc/invoke.texi (rtl debug options): Complete rewrite.
27105 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27107 * mode-switching.c (pass_mode_switching): Rename pass from
27108 "mode-sw" to "mode_sw".
27109 * except.c (pass_convert_to_eh_ranges): Rename pass from
27110 "eh-ranges" to "eh_ranges".
27111 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27115 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27116 Alexander Monakov <amonakov@ispras.ru>
27118 PR middle-end/38857
27119 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27121 (move_exprs_to_boundary): Change return type and pass through
27122 should_move from move_op. Relax assert. Update usage ...
27123 (schedule_expr_on_boundary): ... here. Use should_move instead of
27125 (move_op_orig_expr_found): Indicate that insn was disconnected from
27127 (code_motion_process_successors): Do not call after_merge_succs
27128 callback if original expression was not found when traversing any of
27130 (code_motion_path_driver): Change return type. Update prototype.
27131 (move_op): Update comment. Add a new parameter (should_move). Update
27132 prototype. Set *should_move based on indication provided by
27133 move_op_orig_expr_found.
27135 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27137 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27138 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27139 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27140 * config/rs6000/rs6000.c (rs6000_override_options): Default
27141 avoid-indexed-addresses on for Power6, off for everything else.
27142 (avoiding_indexed_address_p): New function.
27143 (rs6000_legitimize_address): Use it.
27144 (rs6000_legitimate_address): Likewise.
27145 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27147 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27149 PR tree-optimization/38997
27150 * tree-loop-distribution.c (generate_memset_zero): Use
27151 POINTER_PLUS_EXPR for a pointer addition.
27153 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27155 * config/s390/s390.md (bswap<mode>2): New pattern added.
27157 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27159 * config/s390/s390.md (*tls_load_31): Added type attribute.
27161 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27163 * config/s390/s390.md: Fix a few comments.
27165 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27167 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27168 (*tm<mode>_full): Fixed z10prop attribute.
27169 (*tst<mode>_extimm): Fixed z10prop attribute.
27170 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27171 (*tstqiCCT_cconly): Fixed z10prop attribute.
27172 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27173 (*movsi_larl): Fixed z10prop attribute.
27174 (*movsi_zarch): Fixed z10prop attribute.
27175 (*movsi_eas): Fixed z10prop attribute.
27176 (*movhi): Fixed z10prop attribute.
27177 (*movqi): Fixed z10prop attribute.
27178 (*movstrictqi): Fixed z10prop attribute.
27179 (*mov<mode>): Fixed z10prop attribute.
27180 (*movcc): Fixed z10prop attribute.
27181 (*sethighpartdi_64): Fixed z10prop attribute.
27182 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27183 (*negdi2_sign_cc): Fixed z10prop attribute.
27184 (*negdi2_sign): Fixed z10prop attribute.
27185 (*absdi2_sign_cc): Fixed z10prop attribute.
27186 (*absdi2_sign): Fixed z10prop attribute.
27187 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27188 (*negabsdi2_sign): Fixed z10prop attribute.
27189 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27190 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27191 (doloop_si64): Fixed z10prop attribute.
27192 (doloop_si31): Fixed z10prop attribute.
27193 (doloop_long): Fixed z10prop attribute.
27194 (indirect_jump): Fixed z10prop attribute.
27195 (nop): Fixed z10prop attribute.
27196 (main_base_64): Fixed z10prop attribute.
27197 (reload_base_64): Fixed z10prop attribute.
27199 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27201 PR rtl-optimization/38740
27202 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27204 * config/mips/mips.c (mips_reorg): Likewise.
27206 2009-01-28 Richard Guenther <rguenther@suse.de>
27208 PR tree-optimization/38926
27209 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27210 with the correct value id to a value.
27211 (do_regular_insertion): Use the value number of edoubleprime
27212 for the value number of the expr.
27215 2008-08-21 Richard Guenther <rguenther@suse.de>
27217 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27218 a PHI ask VN if it is already available.
27219 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27220 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27222 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27224 PR middle-end/38934
27225 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27226 set to varying whenever max has TREE_OVERFLOW set, similarly
27227 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27229 2009-01-28 Richard Guenther <rguenther@suse.de>
27231 PR middle-end/38908
27232 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27233 uninitialized aggregate uses in call arguments.
27235 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27237 PR tree-optimization/38984
27238 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27239 the nothing_id variable if -fno-delete-null-pointer-checks.
27241 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27244 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27245 (set_got_offset_rex64): Ditto.
27247 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27250 * doc/extend.texi: Improve local variable with asm reg.
27252 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27254 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27255 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27256 was not supplied then set warn_packed_bitfield_compat to the
27257 default value of 1.
27258 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27261 2009-01-27 Richard Guenther <rguenther@suse.de>
27263 PR tree-optimization/38503
27264 * cfgexpand.c (expand_gimple_basic_block): Ignore
27265 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27266 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27267 variables that cannot have TBAA applied.
27268 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27271 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27273 PR middle-end/38969
27274 * calls.c (initialize_argument_information): Do not wrap complex
27275 arguments in SAVE_EXPR.
27277 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27279 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27280 (INSTALL_LIBGCC): Revert typo commit.
27282 2009-01-26 Richard Guenther <rguenther@suse.de>
27284 PR tree-optimization/38745
27285 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27286 from special handling.
27288 2009-01-26 Richard Guenther <rguenther@suse.de>
27290 PR tree-optimization/38745
27291 * tree-ssa.c (execute_update_addresses_taken): Do not include
27292 variables that cannot possibly be a register in not_reg_needs.
27293 Do not clear TREE_ADDRESSABLE on vars that may not become
27295 * tree-ssa.c (update_alias_info_1): Include those in the set
27296 of addressable vars.
27298 2009-01-26 Richard Guenther <rguenther@suse.de>
27300 PR middle-end/38851
27301 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27302 * tree-ssa-dse.c: Include langhooks.h
27303 (execute_simple_dse): Remove stores with zero size.
27305 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27308 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27311 2009-01-24 Julian Brown <julian@codesourcery.com>
27313 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27314 config/arm/linux-atomic.c.
27315 * config/arm/linux-atomic.c: New.
27317 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27319 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27320 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27321 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27323 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27326 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27329 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27331 PR tree-optimization/38953
27332 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27333 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27334 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27335 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27338 2009-01-24 Paul Brook <paul@codesourcery.com>
27340 * config/arm/neon.md (neon_type): Move to arm.md.
27341 (neon_mov<VSTRUCT>): Add neon_type attribute.
27342 * config/arm/arm.md (neon_type): Move to here.
27343 (conds): Add "unconditioal" and use as default for NEON insns.
27345 2009-01-24 Ben Elliston <bje@au.ibm.com>
27347 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27348 void *' warning from -Wc++-compat.
27349 * Makefile.in (dominance.o-warn): Remove.
27351 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27353 PR tree-optimization/38932
27354 * fold-const.c (fold_unary_ignore_overflow): New.
27355 * tree.h (fold_unary_ignore_overflow): Declare.
27356 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27357 * tree-ssa-sccvn.c (visit_reference_op_load,
27358 simplify_unary_expression): Likewise.
27360 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27362 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27363 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27364 regardless of their type.
27365 * c-common.c (handle_packed_attribute): Don't ignore packed on
27367 * c.opt (Wpacked-bitfield-compat): New warning option.
27368 * stor-layout.c (place_field): Warn if offset of a field changed.
27369 * doc/extend.texi (packed): Mention the ABI change.
27370 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27371 (Warning Options): Add it to the list.
27373 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27375 * c-opts.c (c_common_post_options): Fix a typo in comments.
27377 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27379 PR middle-end/38615
27380 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27381 variables to static.
27382 * doc/invoke.texi (-fmerge-all-constants): Update description.
27384 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27387 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27388 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27390 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27392 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27394 (LOCAL_ALIGNMENT): Similarly.
27396 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27397 Joseph Myers <joseph@codesourcery.com>
27399 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27400 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27401 * config/arm/arm-tune.md: Regenerate.
27402 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27405 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27407 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27408 version number to five.
27410 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27413 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27414 * c-common.c (set_underlying_type): Likewise.
27415 (is_typedef_decl ): Likewise
27417 (set_underlying_type): Likewise.
27418 (is_typedef_type): Likewise.
27420 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27422 PR middle-end/38587
27423 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27426 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27429 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27430 (LIBGCC_SPEC): Don't define.
27431 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27433 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27435 PR rtl-optimization/38879
27436 * alias.c (base_alias_check): Unaligned access via AND address can
27437 alias all surrounding object types except those with sizes equal
27438 or wider than the size of unaligned access.
27440 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27443 * c-decl.c (clone_underlying_type): Move this ...
27444 * c-common.c (set_underlying_type): ... here.
27445 Also, make sure the function properly sets TYPE_STUB_DECL() on
27446 the newly created typedef variant type.
27447 (is_typedef_decl ): New entry point.
27448 * tree.h: Added a new member member_types_needing_access_check to
27449 struct tree_decl_non_common.
27450 (set_underlying_type): New entry point.
27451 (is_typedef_type): Likewise.
27453 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27455 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27456 Check whether two instructions have memory references that
27457 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27458 are helper functions for traversing.
27459 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27460 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27461 not to draw dependency edge for instructions with non-conflicting
27464 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27467 * longlong.h: Update copyright years. Use soft-fp license notice.
27468 Sync __clz_tab declaration with glibc.
27470 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27473 * doc/extend.texi (syscall_linkage): New.
27474 (version_id): Modify.
27476 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27477 Richard Guenther <rguenther@suse.de>
27479 PR tree-optimization/38747
27480 PR tree-optimization/38748
27481 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27482 conversion if the base address is an indirect reference and the
27483 aliasing sets could cause issues.
27485 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27487 * common.opt (fgraphite, fgraphite-identity): Add comment for
27488 explaining why these options are not documented.
27490 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27492 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27493 gimple_call_lhs is NULL.
27495 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27498 * emit-rtl.c (adjust_address_1): Make sure memref is never
27501 2009-01-20 Ben Elliston <bje@au.ibm.com>
27503 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27504 const qualifier from arg parameter. Remove unnecessary cast to char *.
27505 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27506 const qualifier from arg 2.
27508 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27510 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27512 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27515 * rtl.h (reinit_regs): New prototype.
27516 * regclass.c: Include ira.h.
27517 (reinit_regs): New.
27518 * Makefile.in (regclass.o): Add ira.h.
27519 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27521 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27524 * c-common.c (handle_aligned_attribute): Use
27525 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27526 default alignment value.
27528 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27530 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27531 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27533 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27534 __BIGGEST_ALIGNMENT__.
27536 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27538 2009-01-18 Richard Guenther <rguenther@suse.de>
27540 PR tree-optimization/38819
27541 * tree-flow.h (operation_could_trap_helper_p): Declare.
27542 * tree-eh.c (operation_could_trap_helper_p): Export.
27543 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27544 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27545 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27546 are about to insert a possibly trapping instruction and fail
27549 2009-01-18 Andreas Schwab <schwab@suse.de>
27551 * doc/install.texi (Configuration): Remove obsolete paragraph
27552 about use of --with-gnu-ld with --with-gnu-as.
27554 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27556 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27557 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27558 Follow spelling conventions.
27560 2009-01-18 Ben Elliston <bje@au.ibm.com>
27562 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27563 C++ warning about implicit conversion from void * to struct
27565 (bitmap_obstack_free): Likewise for bitmap_element *.
27566 * Makefile.in (bitmap.o-warn): Remove.
27568 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27570 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27572 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27573 Tobias Grosser <tobi.grosser@amd.com>
27575 * graphite.c (graphite_trans_scop_block): Do not block single
27578 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27580 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27581 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27582 test with assertion.
27584 2009-01-16 Richard Guenther <rguenther@suse.de>
27586 PR tree-optimization/38835
27587 PR middle-end/36227
27588 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27589 and INT + PTR -> (INT)(PTR p+ INT) folding.
27590 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27592 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27595 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27596 the subreg from a lowpart subreg if it is also casting the value.
27598 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27599 Tobias Grosser <tobi.grosser@amd.com>
27601 * graphite.c (compare_prefix_loops): New.
27602 (build_scop_canonical_schedules): Rewritten.
27603 (graphite_transform_loops): Move build_scop_canonical_schedules
27604 after build_scop_iteration_domain.
27606 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27607 Tobias Grosser <tobi.grosser@amd.com>
27609 * graphite.c (add_conditions_to_domain): Add the loops to
27610 the dimension of the iteration domain. Do copy the domain
27611 only when it exists.
27612 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27613 (add_conditions_to_constraints): New.
27614 (can_generate_code_stmt, can_generate_code): Removed.
27615 (gloog): Do not call can_generate_code.
27616 (graphite_transform_loops): Call add_conditions_to_constraints
27617 after building the iteration domain.
27619 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27621 PR tree-optimization/38789
27622 * tree-ssa-threadedge.c
27623 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27624 __builtin_constant_p.
27626 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27628 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27629 examined before deleting them.
27631 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27633 * function.c (aggregate_value_p): Correctly extract the function
27634 type from CALL_EXPR_FN lookup.
27636 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27638 * config/picochip/picochip.c (picochip_override_options): Revert
27639 CFI asm flag disable commited previously.
27641 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27642 Tobias Grosser <tobi.grosser@amd.com>
27643 Jan Sjodin <jan.sjodin@amd.com>
27645 * graphite.c (scan_tree_for_params): On substractions negate
27646 all the coefficients of the term.
27647 (clast_to_gcc_expression_red): New. Handle reduction expressions
27648 of more than two operands.
27649 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27650 (get_vdef_before_scop): Handle also the case of default definitions.
27652 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27654 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27655 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27656 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27658 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27659 Joey Ye <joey.ye@intel.com>
27661 PR middle-end/37843
27662 * cfgexpand.c (expand_stack_alignment): Don't update stack
27663 boundary nor check incoming stack boundary here.
27664 (gimple_expand_cfg): Update stack boundary and check incoming
27665 stack boundary here.
27667 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27669 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27671 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27673 PR rtl-optimization/38245
27674 * calls.c (expand_call): Add stack arguments to
27675 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27676 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27677 in regs and partially in memory or BLKmode arguments.
27678 (emit_library_call_value_1): Add stack arguments to
27679 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27680 ACCUMULATE_OUTGOING_ARGS).
27681 * dce.c: Include tm_p.h.
27682 (find_call_stack_args): New function.
27683 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27685 (mark_insn): Call find_call_stack_args for CALL_Ps.
27686 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27687 forwards. Allocate and free arg_stores bitmap if needed, pass it
27688 down to deletable_insn_p, don't mark stores set in arg_stores
27689 bitmap, clear the bitmap at the beginning of each bb.
27690 * Makefile.in (dce.o): Depend on $(TM_P_H).
27692 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27695 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27696 to make sure the insn is a conditional test (bug 22599). Reformat a
27699 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27701 PR middle-end/38431
27702 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27703 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27704 (gloog): Do not call cleanup_tree_cfg.
27705 (graphite_transform_loops): Call cleanup_tree_cfg after all
27706 scops have been code generated.
27708 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27709 * doc/gty.texi (Invoking the garbage collector): Added new node
27710 and section documenting ggc_collect.
27712 2009-01-14 Richard Guenther <rguenther@suse.de>
27714 PR tree-optimization/38826
27715 PR middle-end/38477
27716 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27717 initialization notes only if we actually emitted a warning.
27718 (intra_create_variable_infos): Add constraints for a result decl
27719 that is passed by hidden reference.
27720 (build_pred_graph): Mark all related variables non-direct on
27723 2009-01-14 Nick Clifton <nickc@redhat.com>
27725 * ira-conflicts.c: Include addresses.h for the definition of
27727 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27728 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27730 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27733 * Makefile.in (ira-lives.o): Add except.h.
27735 * ira-lives.c: Include except.h.
27736 (process_bb_node_lives): Process can_throw_internal.
27738 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27740 PR rtl-optimization/38774
27741 * combine.c (simplify_set): When undoing cc_use change, don't do
27742 PUT_CODE on the newly created comparison, but instead put back the
27745 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27747 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27748 values. Remove duplicate arm8 entry.
27750 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27752 PR tree-optimization/38786
27753 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27754 the SSA_NAME case of expand_scalar_variables_expr.
27755 Set the type of an expression to the type of its assign statement.
27756 (expand_scalar_variables_expr): Also gather the scalar computation
27757 used to index the memory access. Do not pass loop_p.
27758 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27759 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27760 the gimple_stmt_iterator where it inserts new code.
27761 Do not pass loop_p.
27762 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27763 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27765 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27767 * graphite.h (debug_value): Removed.
27768 * graphite.c (debug_value): Removed.
27770 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27772 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27773 ldrd/strd with two 32-bit instructions.
27775 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27777 * config/arm/arm.c (struct processors): Pass for speed down into
27778 cost helper functions.
27779 (const_ok_for_op): Handle COMPARE and inequality nodes.
27780 (arm_rtx_costs_1): Rewrite.
27781 (arm_size_rtx_costs): Update prototype.
27782 (arm_rtx_costs): Pass speed down to helper functions.
27783 (arm_slowmul_rtx_costs): Rework cost calculations.
27784 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27785 (arm_9e_rtx_costs): Likewise.
27787 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27789 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27790 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27791 (alpha_legitimize_address): Do not split local symbols wider than
27792 UNITS_PER_WORD into HIGH/LO_SUM parts.
27794 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27797 * gcc.c (process_command): Replace call to execvp with calls
27798 to pex_one and exit.
27800 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27803 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27804 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27805 variant for devices with 3-byte PC.
27806 (__tablejump_elpm__): New.
27808 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27811 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27812 offsetof member-designator, handle it as `[0].'.
27814 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27816 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27817 function when not using named sections on targets with named sections
27818 if branch distance is less than 262132.
27820 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27822 * combine.c (combine_instructions): Recompute
27823 optimize_this_for_speed_p for each BB in the main combine loop.
27825 2009-01-12 Tomas Bily <tbily@suse.cz>
27828 * tree-loop-distribution.c (prop_phis): New function.
27829 (generate_builtin): Call prop_phis.
27831 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27833 PR tree-optimization/38807
27834 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27835 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27837 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27839 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27840 subreg of op0 to the original op0.
27842 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27844 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27846 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27849 * mips-tfile.c (parse_def): Fix parsing of def strings
27850 starting with digits.
27852 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27855 * config/arm/arm.c (arm_is_long_call_p): Don't call
27856 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27858 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27860 * regrename.c (regrename_optimize): Fix dumping.
27861 (find_oldest_value_reg): Preserve REG_POINTER.
27862 (copy_hardreg_forward_1): Likewise.
27864 2009-01-09 Diego Novillo <dnovillo@google.com>
27866 * gimple.h (struct gimple_statement_base) <uid>: Document
27867 the restrictions on its use.
27868 (gimple_uid): Tidy.
27869 (gimple_set_uid): Tidy.
27871 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27873 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27874 zero guard even if align_bytes != 0 and count is smaller than
27877 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27879 PR rtl-optimization/38495
27880 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27881 (add_range_and_copies_from_move_list): Print all added ranges.
27882 Add ranges to memory optimized destination.
27884 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27888 * config/i386/i386.c (override_options): Reject
27889 -mstringop-strategy=rep_8byte with -m32.
27890 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27891 to 1. Do count comparison against epilogue_size_needed at compile
27892 time even when count_exp was constant forced into register. For
27893 size_needed don't jump to epilogue, instead just avoid aligning
27894 and invoke the body algorithm. If need_zero_guard, add zero guard
27895 even if count is non-zero, but smaller than size_needed + number of
27896 bytes that could be stored for alignment.
27897 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27898 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27899 but smaller than size_needed + number of bytes that could be stored
27900 for alignment. Compare size_needed with epilogue_size_needed instead
27901 of desired_align - align, don't adjust size_needed, pass
27902 epilogue_size_needed to the epilogue expanders.
27905 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27907 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27909 * pa.c (last_address): Change to unsigned.
27910 (update_total_code_bytes): Change argument to unsigned. Don't
27911 check if insn addresses are set.
27912 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27913 addresses are not set.
27914 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27916 2009-01-09 Nick Clifton <nickc@redhat.com>
27918 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27919 DECL_DECLARED_INLINE_P.
27921 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27923 PR middle-end/38347
27924 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27925 GET_MODE (op0) in operand_subword_force calls.
27927 PR middle-end/38771
27928 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27929 fold_convert arg0 operands to TREE_TYPE (op0) first.
27931 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27933 * params.def (ira-max-conflict-table-size): Decrease default value
27936 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27938 PR tree-optimization/37031
27939 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27941 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27942 allocate it using gc instead of heap, use VEC_quick_push instead of
27944 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27945 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27946 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27947 allocated vector from heap allocated.
27948 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27949 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27950 vector only after perfect_loop_nest_depth call.
27952 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27953 Jan Sjodin <jan.sjodin@amd.com>
27955 PR tree-optimization/38559
27956 * graphite.c (debug_value, copy_constraint,
27957 swap_constraint_variables, scale_constraint_variable, ): New.
27958 (get_lower_bound, get_upper_bound): Removed.
27959 (graphite_trans_bb_strip_mine): Clean up this code that works
27960 only for constant number of iterations. Fully copy upper and
27961 lower bound constraints, not only the constant part of them.
27962 * graphite.h (debug_value): Declared.
27964 2009-01-08 Ira Rosen <irar@il.ibm.com>
27966 PR tree-optimization/37194
27967 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27968 Don't add the cost of cost model guard in prologue to scalar
27969 outside cost in case of known number of iterations.
27971 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27972 Alan Modra <amodra@bigpond.net.au>
27974 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27975 non-word-aligned REG+CONST addressing.
27977 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27980 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27981 free_after_compilation when outputting a thunk.
27982 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27983 Do not call free_after_compilation here.
27985 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27987 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27988 (ix86_valid_target_attribute_inner_p): Ditto.
27990 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27992 PR tree-optimization/38492
27993 PR tree-optimization/38498
27994 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27995 * tree-chrec.h (scev_is_linear_expression): Declared.
27996 * graphite.c (graphite_cannot_represent_loop_niter): New.
27997 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27998 (graphite_loop_normal_form): Use gcc_assert.
27999 (scan_tree_for_params): Use CASE_CONVERT.
28000 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28001 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28002 Use gcc_assert. Discard scops that contain unhandled cases.
28003 (build_scop_conditions): Return a boolean status for unhandled cases.
28004 (strip_mine_profitable_p): Print the loop number, not its depth.
28005 (is_interchange_valid): Pass the depth of the loop nest, don't
28006 recompute it wrongly.
28007 (graphite_trans_bb_block): Same.
28008 (graphite_trans_bb_block): Print tentative of loop blocking.
28009 (graphite_trans_scop_block): Do not print that the loop has been
28011 (graphite_transform_loops): Do not handle scops that contain condition
28014 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28016 AVX Programming Reference (December, 2008)
28017 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28018 (_mm256_stream_pd): Likewise.
28019 (_mm256_stream_ps): Likewise.
28021 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28022 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28023 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28024 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28025 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28026 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28027 (ix86_expand_special_args_builtin): Likewise.
28029 * config/i386/sse.md (AVXMODEDI): New.
28030 (avx_movnt<mode>): Likewise.
28031 (avx_movnt<mode>): Likewise.
28032 (<sse>_movnt<mode>): Remove AVX support.
28033 (sse2_movntv2di): Likewise.
28035 2009-01-07 Richard Guenther <rguenther@suse.de>
28037 PR middle-end/38751
28038 * fold-const.c (extract_muldiv): Remove obsolete comment.
28039 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28040 to PLUS_EXPR canonicalization for the canonicalization.
28042 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28044 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28045 hosted cross-compilers generating less efficient code.
28047 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28049 * function.h (rtl_data): Add a dbr_scheduled_p field.
28050 * reorg.c (dbr_schedule): Set it.
28051 (gate_handle_delay_slots): Check it.
28052 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28053 (mips_reorg): Check flag_delayed_branch instead of
28054 mips_base_delayed_branch.
28055 (mips_override_options): Don't set mips_base_delayed_branch
28056 or flag_delayed_branch.
28058 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28060 PR rtl-optimization/38426.
28061 * ira.c (ira): Set current_function_is_leaf earlier.
28063 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28065 PR rtl-optimization/38722
28066 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28067 too early, only set a flag and modify after last possible
28070 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28073 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28074 * real.c (decimal_single_format): Correct values of emin and emax.
28075 (decimal_double_format): Ditto.
28076 (decimal_quad_format): Ditto.
28077 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28078 computation of DECnn_MIN and DECnn_MAX for corrected values of
28079 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28080 __DECnn_MIN__, and adjust its computation for the corrected value
28083 2009-01-06 Jan Hubicka <jh@suse.cz>
28086 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28088 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28090 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28091 Add Robert Clark to the list of testers.
28093 2009-01-06 Jan Hubicka <jh@suse.cz>
28094 Kai Tietz <kai.tietz@onevision.com>
28096 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28097 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28099 2009-01-06 Jan Hubicka <jh@suse.cz>
28100 Kai Tietz <kai.tietz@onevision.com>
28102 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28104 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28105 (ix86_nsaved_regs): Count only general purpose regs.
28106 (ix86_nsaved_sseregs): New.
28107 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28108 to 16 for w64; compute padding and size of sse reg save area.
28109 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28110 general purpose regs.
28111 (ix86_emit_save_sse_regs_using_mov): New.
28112 (ix86_expand_prologue): Save SSE regs if needed.
28113 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28114 (ix86_emit_restore_sse_regs_using_mov): New.
28115 (ix86_expand_epilogue): Save SSE regs if needed.
28117 2009-01-06 Jan Hubicka <jh@suse.cz>
28118 Kai Tietz <kai.tietz@onevision.com>
28120 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28121 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28122 functions when accumulate outgoing args is off.
28124 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28127 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28128 before using pseudos_have_intersected_live_ranges_p.
28130 * ira-int.h (ira_assert): Always define.
28132 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28134 AVX Programming Reference (December, 2008)
28135 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28136 (_mm256_permute2_pd): Likewise.
28137 (_mm_permute2_ps): Likewise.
28138 (_mm256_permute2_ps): Likewise.
28139 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28140 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28142 * config/i386/i386.c (ix86_builtins): Remove
28143 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28144 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28145 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28146 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28147 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28148 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28149 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28150 __builtin_ia32_vpermil2ps256.
28151 (ix86_init_mmx_sse_builtins): Updated.
28152 (ix86_expand_args_builtin): Likewise.
28154 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28156 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28157 long absolute calls when generating PA 2.0 code.
28159 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28161 PR rtl-optimization/38583
28162 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28164 * params.def (ira-max-conflict-table-size): New.
28166 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28168 * ira.h (ira_conflicts_p): New external definition.
28170 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28171 table. Report this. Return result of building.
28172 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28173 building conflict table.
28175 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28176 (ira_color): Use ira_conflicts_p.
28178 * global.c: Include ira.h.
28179 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28182 * Makefile.in (global.o): Add ira.h.
28184 * ira-build.c (mark_all_loops_for_removal,
28185 propagate_some_info_from_allocno): New.
28186 (remove_unnecessary_allocnos): Call
28187 propagate_some_info_from_allocno.
28188 (remove_low_level_allocnos): New.
28189 (remove_unnecessary_regions): Add parameter. Call
28190 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28191 parameter to remove_unnecessary_regions.
28192 (ira_build): Remove all regions but root if the conflict table was
28193 not built. Update conflict hard regs for allocnos crossing calls.
28195 * ira.c (ira_conflicts_p): New global.
28196 (ira): Define and use ira_conflicts_p.
28198 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28199 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28200 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28202 2009-01-06 Ben Elliston <bje@au.ibm.com>
28204 * gengtype-lex.l (YY_NO_INPUT): Define.
28206 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28209 * c-common.c (handle_vector_size_attribute): Also reject
28210 BOOLEAN_TYPE types.
28212 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28214 PR tree-optimization/38492
28215 * graphite.c (rename_map_elt, debug_rename_elt,
28216 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28217 rename_map_elt_info, eq_rename_map_elts,
28218 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28219 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28220 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28221 (sese_build_livein_liveouts): New.
28222 (new_sese, free_sese): New.
28223 (new_scop): Call new_sese.
28224 (free_scop): Call free_sese.
28225 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28226 (register_old_new_names): Renamed register_old_and_new_names.
28227 (register_scop_liveout_renames, add_loop_exit_phis,
28228 insert_loop_close_phis, struct igp,
28229 default_liveout_before_guard, add_guard_exit_phis,
28230 insert_guard_phis, copy_renames): New.
28231 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28232 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28233 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28234 (scop_adjust_phis_for_liveouts): New.
28235 (gloog): Call scop_adjust_phis_for_liveouts.
28237 * graphite.h (struct sese): Documented. Added fields liveout,
28238 num_ver and livein.
28239 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28240 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28241 (struct scop): Added field liveout_renames.
28242 (SCOP_LIVEOUT_RENAMES): New.
28244 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28246 PR tree-optimization/38510
28247 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28248 (translate_clast): Call recompute_all_dominators before
28250 (gloog): Call recompute_all_dominators before graphite_verify.
28252 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28253 Jan Sjodin <jan.sjodin@amd.com>
28255 PR tree-optimization/38500
28256 * graphite.c (create_sese_edges): Call fix_loop_structure after
28259 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28261 * config.gcc: Add m32r*-*-rtems*.
28262 * config/m32r/rtems.h: New file.
28264 2009-01-05 Ben Elliston <bje@au.ibm.com>
28266 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28267 (.po.pox): Likewise.
28268 (po/gcc.pot): Likewise.
28270 2009-01-04 David S. Miller <davem@davemloft.net>
28272 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28273 (STARTING_FRAME_OFFSET): Always set to zero.
28275 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28277 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28278 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28279 fixed-point types, and vectors of the same.
28281 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28283 * config/mips/sync.md (*mb_barrier): Rename to...
28284 (*memory_barrier): ...this.
28286 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28288 * doc/extend.texi (Function Attributes): Move @cindex after @item
28289 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28290 and put in alphabetical order. Fix 'target' name and put in order.
28291 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28294 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28296 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28297 (memory_barrier): Expand as unspec instead of unspec_volatile.
28298 Remove mem:BLK from insn operands. Use Pmode scratch register.
28299 (*memory_barrier): Define as unspec instead of unspec_volatile.
28300 Use (match_dup 0) as input operand.
28302 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28303 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28304 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28305 scratch register. Remove operand 1.
28306 (*stbar): Define as unspec instead of unspec_volatile.
28307 Use (match_dup 0) as input operand, remove (const_int 8).
28308 (*membar): Define as unspec instead of unspec_volatile.
28309 Use (match_dup 0) as input operand, remove input operand 2.
28311 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28312 (memory_barrier): Expand as unspec instead of unspec_volatile.
28313 Remove mem:BLK from insn operands. Use Pmode scratch register.
28314 (*memory_barrier): Define as unspec instead of unspec_volatile.
28315 Use (match_dup 0) as input operand.
28317 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28318 Remove mem:BLK from insn operands. Use Pmode scratch register.
28319 Set volatile flag on operand 0.
28320 (*memory_barrier): New insn pattern.
28322 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28324 (*memory_barrier): Use (match_dup 0) as input operand.
28326 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28327 Remove mem:BLK from insn operands. Use Pmode scratch register.
28328 Set volatile flag on operand 0.
28329 (*mb_internal): New insn pattern.
28331 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28333 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28335 PR middle-end/38586
28336 * function.c (struct temp_slot): Move to the section of the file
28337 that deals with temp slots. Remove field 'address'.
28338 (temp_slot_address_table): New hash table of address -> temp slot.
28339 (struct temp_slot_address_entry): New struct, items for the table.
28340 (temp_slot_address_compute_hash, temp_slot_address_hash,
28341 temp_slot_address_eq, insert_temp_slot_address): Support functions
28343 (find_temp_slot_from_address): Rewrite to use the new hash table.
28344 (remove_unused_temp_slot_addresses): Remove addresses of temp
28345 slots that have been made available.
28346 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28347 worker function for remove_unused_temp_slot_addresses.
28348 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28349 Add the temp slot address to the address -> temp slot map.
28350 (update_temp_slot_address): Update via insert_temp_slot_address.
28351 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28352 (pop_temp_slots): Likewise.
28353 (init_temp_slots): Allocate the address -> temp slot map, or empty
28354 the map if it is already allocated.
28355 (prepare_function_start): Initialize temp slot processing.
28357 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28359 PR middle-end/38584
28360 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28361 Calculate the size of all stack vars assuming no packing of stack
28362 vars will happen, replacing a quadratic algorithm with a linear one.
28364 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28367 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28370 2009-01-03 Diego Novillo <dnovillo@google.com>
28372 * doc/contrib.texi: Update contributions.
28374 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28377 * builtins.c (fold_builtin_memory_op): Give up if either operand
28378 is volatile. Set srctype or desttype to non-qualified version
28382 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28383 and FUNCTION_DECLs.
28385 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28387 PR rtl-optimization/35805
28388 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28389 problem if fast dce is able to remove any instructions.
28390 * dce.c (dce_process_block): Fix dump message.
28392 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28395 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28397 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28399 PR middle-end/38690
28400 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28401 * tree-pretty-print.c (op_code_prio): New function.
28402 (op_prio): No longer static. Use op_code_prio.
28403 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28404 Use op_prio and op_code_prio to determine if () should be
28405 printed around operand(s) or not.
28407 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28408 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28409 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28410 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28411 pp_character instead of pp_string for single letter printing.
28413 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28415 * doc/extend.texi: Fix '#pragma GCC option' typo.
28417 2009-01-02 Richard Guenther <rguenther@suse.de>
28419 * doc/install.texi (--enable-checking): Mention different
28420 default for stage1.
28421 (--enable-stage1-checking): Document.
28423 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28425 PR middle-end/30142
28426 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28427 case to be an error.
28429 2009-01-02 Ben Elliston <bje@au.ibm.com>
28431 * config/fp-bit.h (pack_d): Constify argument.
28432 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28433 (isnan): Constify argument.
28435 (iszero): Likewise.
28436 (pack_d): Likewise.
28437 (_fpadd_parts): Constify return type.
28438 (_fpmul_parts): Likewise.
28439 (_fpdiv_parts): Likewise.
28441 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28444 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28445 warn about overwriting initializer with side-effects or
28446 -Woverride-init if !IMPLICIT.
28447 (output_init_element): Likewise. Pass IMPLICIT down to
28449 (process_init_element): Add IMPLICIT argument. Pass it down
28450 to output_init_element.
28451 (push_init_element, pop_init_level, set_designator): Adjust
28452 process_init_element callers.
28453 (set_nonincremental_init, set_nonincremental_init_from_string):
28454 Adjust add_pending_init callers.
28455 (output_pending_init_elements): Adjust output_init_element callers.
28456 * c-tree.h (process_init_element): Adjust prototype.
28457 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28458 process_init_element callers.
28461 Copyright (C) 2009 Free Software Foundation, Inc.
28463 Copying and distribution of this file, with or without modification,
28464 are permitted in any medium without royalty provided the copyright
28465 notice and this notice are preserved.