1 2009-10-09 Richard Guenther <rguenther@suse.de>
4 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
6 (lto_wrapper_exit): New function.
8 (fatal_perror): Likewise.
9 (fork_execute): Use global args_name, do not free it.
10 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
11 * lto-streamer.h: Remove duplicate prototypes.
13 2009-10-09 Richard Guenther <rguenther@suse.de>
15 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
16 before calling stmt_can_throw_external.
18 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
20 PR tree-optimization/40071
21 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
22 pointer if the original data reference doesn't conflict with the
23 created vector data reference. Fix long line.
25 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.md (any_div): New code iterator.
28 (u): Handle div and udiv.
30 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
32 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
33 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
34 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
35 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
37 2009-10-08 Joseph Myers <joseph@codesourcery.com>
39 * gcc.c (main): Remove trailing "." from diagnostics.
41 2009-10-08 Cary Coutant <ccoutant@google.com>
43 Add support for debugging with ICF (Identical Code Folding).
44 * calls.c (debug.h): New #include.
45 (emit_call_1): Call virtual_call_token debug hook.
46 * common.opt (-fenable-icf-debug): New option.
47 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
48 locations in the source).
49 (poc_label_num): New variable.
50 (dcall_entry, vcall_entry): New typedefs.
51 (dcall_table, vcall_table): New variables.
52 (struct vcall_insn): New type.
53 (vcall_insn_table): New variable.
54 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
55 (size_of_dcall_table): New function.
56 (output_dcall_table): New function.
57 (size_of_vcall_table): New function.
58 (output_vcall_table): New function.
59 (dwarf2out_direct_call): New function.
60 (vcall_insn_table_hash): New function.
61 (vcall_insn_table_eq): New function.
62 (dwarf2out_virtual_call_token): New function.
63 (dwarf2out_virtual_call): New function.
64 (dwarf2out_init): Allocate new tables and sections.
65 (prune_unused_types): Mark DIEs referenced from direct call table.
66 (dwarf2out_finish): Output direct and virtual call tables.
67 * final.c (final_scan_insn): Call direct_call and virtual_call
69 * debug.h (struct gcc_debug_hooks): Add direct_call,
70 virtual_call_token, virtual_call hooks.
71 (debug_nothing_uid): New function.
72 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
73 (debug_nothing_uid): New function.
74 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
75 * sdbout.c (sdb_debug_hooks): Likewise.
76 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
77 * doc/invoke.texi (-fenable-icf-debug): New option.
79 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
82 * regmove.c (regmove_backward_pass): Replace src with dst in the
83 debug insn, and check for dst before rather than after.
85 2009-10-08 Janis Johnson <janis187@us.ibm.com>
87 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
88 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
90 2009-10-08 Jan Hubicka <jh@suse.cz>
93 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
94 do not mark cgraph nodes as needed.
95 (record_references_in_initializer): Add new only_vars parameter.
96 * cgraph.h (record_references_in_initializer): New parameter.
97 * varasm.c (assemble_variable): Update call.
98 * varpool.c (varpool_analyze_pending_decls): Always look for
101 2009-10-08 Anatoly Sokolov <aesok@post.ru>
103 * config/avr/avr.c (last_insn_address) Remove variable.
104 (expand_prologue): Don't initialise last_insn_address variable.
105 (final_prescan_insn): Don't output insn size.
106 * config/avr/avr.opt (msize): Remove switch.
107 * doc/invoke.texi (AVR Options): Remove documentation of -msize
110 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
112 * combine.c (label_tick_ebb_start): Fix comment.
113 (combine_instructions): Set label_tick and label_tick_ebb_start before
114 calling setup_incoming_promotions. Start them from 1. Increment
115 label_tick instead of deriving it from the BB index. Rather than
116 comparing ticks use the block from the previous iteration to decide
117 whether to start a new EBB. Remove empty lines before function.
119 2009-10-08 Michael Matz <matz@suse.de>
122 * builtins.c (fold_builtin_isascii): Use fold_build2.
123 (fold_builtin_isdigit): Ditto.
124 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
125 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
126 remove_useless_stmts_cond, remove_useless_stmts_tf,
127 remove_useless_stmts_tc, remove_useless_stmts_bind,
128 remove_useless_stmts_goto, remove_useless_stmts_label,
129 remove_useless_stmts_1, remove_useless_stmts,
130 pass_remove_useless_stmts): Remove.
131 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
132 * passes.c (init_optimization_passes): Don't add
133 pass_remove_useless_stmts.
134 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
135 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
137 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
138 for static constants.
139 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
140 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
142 2009-10-08 Richard Guenther <rguenther@suse.de>
144 * gimple.c (free_gimple_type_tables): New function.
145 * gimple.h (free_gimple_type_tables): Declare.
147 2009-10-07 Mark Heffernan <meheff@google.com>
149 * ipa-prop.c (ipa_print_node_params) Only print
150 names of named arguments.
152 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
154 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
155 being statically linked.
157 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
159 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
161 2009-10-08 Jan Hubicka <jh@suse.cz>
164 * ipa.c (cgraph_externally_visible_p,
165 function_and_variable_visibility,
166 whole_program_function_and_variable_visibility): Skip non-finalized
169 2009-10-08 Nick Clifton <nickc@redhat.com>
171 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
174 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
177 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
179 2009-10-07 Joseph Myers <joseph@codesourcery.com>
182 * c-common.c (c_fully_fold_internal): Strip nops from the result
183 of recursive calls to c_fully_fold_internal.
184 (c_wrap_maybe_const): New.
185 (c_save_expr): Use c_wrap_maybe_const.
186 * c-common.h (c_wrap_maybe_const): Declare.
187 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
188 build_binary_op): Use c_wrap_maybe_const.
190 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
192 * real.c: Fix comment to reflect actual exponent size.
194 2009-10-08 Ben Elliston <bje@au.ibm.com>
196 * config/rs6000/a2.md: Add FSF comment header.
198 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
200 * config/i386/i386.md (any_extend): New code iterator.
201 (u, s): New code attributes.
203 (DWIH): Rewrite as code iterator for SI and DI modes.
204 (DWI): Rewrite as mode attribute.
205 (dwi): New mode attribute.
206 (di): Depend on SI mode and DI mode.
207 (doubleint_general_operand): Remove mode attribute.
209 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
212 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
213 (*sub<mode>3_doubleword): Ditto.
215 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
216 using SWIM248 mode iterator.
217 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
218 using SWI48 mode iterator.
219 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
220 patterns using DWIH mode iterator and any_extend code iterator.
221 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
222 using any_extend code iterator.
223 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
224 patterns using DWIH mode iterator and any_extend code iterator.
225 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
226 using any_extend code iterator.
227 (<s>mul<mode>3_highpart): Macroize expander from
228 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
229 and any_extend code iterator.
230 (*<s>muldi3_highpart_1): Macroize insn from
231 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
232 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
233 patterns using any_extend code iterator.
234 (*<s>mulsi3_highpart_zext): Macroize insn from
235 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
237 2009-10-07 Jakub Jelinek <jakub@redhat.com>
239 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
240 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
241 refering to a DIE with DW_AT_const_value.
243 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
246 * ira-lives.c (check_and_make_def_conflict): Process all operands.
248 2009-10-06 Jan Hubicka <jh@suse.cz>
250 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
253 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
256 *lea_2_rex64): Move before *add<mode>_1 pattern.
258 2009-10-07 Jan Hubicka <jh@suse.cz>
260 * collect2.c (main): Add -fno-whole-program.
261 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
263 2009-10-07 Jan Hubicka <jh@suse.cz>
265 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
266 has no address taken.
267 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
269 (cgraph_clone_node): Clear externally_visible flag for clones.
270 * cgraph.h (cgraph_only_called_directly_p,
271 cgraph_can_remove_if_no_direct_calls_p): New predicates.
272 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
273 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
274 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
275 ipcp_insert_stage): Likwise.
276 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
277 externally_visible flag.
278 (verify_cgraph_node): Verify that inline clones look right.
279 (process_function_and_variable_attributes): Do not set
280 externally_visible flags.
281 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
283 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
285 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
286 clear externally_visible when turning into inline clones
287 (cgraph_mark_inline_edge): Use new predicates.
288 (cgraph_estimate_growth): Likewise.
289 (cgraph_decide_inlining): Likewise.
290 * ipa.c (cgraph_postorder): Likewise.
291 (cgraph_remove_unreachable_nodes): Likewise; sanity check
292 that inline clones are not needed.
293 (cgraph_externally_visible_p): New predicate.
294 (function_and_variable_visibility): Add whole_program parameter;
295 always set externally_visible flag; handle COMDAT function
297 (local_function_and_variable_visibility): New function.
298 (gate_whole_program_function_and_variable_visibility): New function.
299 (whole_program_function_and_variable_visibility): New function.
300 (pass_ipa_whole_program_visibility): New function.
301 * passes.c (init_optimization_passes): Add whole program visibility
303 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
304 not care about needed/reachable flags.
305 * varpool.c: Include flags.h
306 (decide_is_variable_needed): When doing LTO assume whole-program mode.
307 (varpool_finalize_decl): When we are in LTO read-back, all variables
309 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
311 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
313 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
316 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
318 * config.gcc: Don't include the makefile fragments intended for
320 * config/s390/fixdfdi.h: File removed.
321 * config/s390/libgcc-glibc.ver: File removed.
322 * config/s390/s390.h: Remove the fixdfdi.h hack.
323 * config/s390/t-crtstuff: File moved to libgcc dir.
324 * config/s390/t-linux: Likewise.
325 * config/s390/t-tpf: libgcc specific parts removed.
326 * config/s390/t-linux64: Likewise.
328 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
330 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
331 (lto-compress.o): Likewise.
333 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
336 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
337 dllexport to class members here.
338 (i386_pe_determine_dllimport_p): Only check static class data for
340 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
341 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
342 functions for vague linkage.
343 (i386_pe_type_dllexport_p): Fix formatting.
344 (maybe_add_dllexport) New function.
345 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
348 2009-10-07 Ben Elliston <bje@au.ibm.com>
350 * config/rs6000/a2.md: Remove duplicated lines.
352 2009-10-07 Ben Elliston <bje@au.ibm.com>
354 * config.gcc (powerpc*-*-*): Handle a2.
355 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
356 * config/rs6000/a2.md: New file.
357 * config/rs6000/rs6000.opt (mno-update): New.
358 (mupdate): Return to using a mask, not a var.
359 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
360 (enum processor_type): Add PROCESSOR_PPCA2.
361 * config/rs6000/rs6000.c (ppca2_cost): New costs.
362 (rs6000_override_options): Add "a2" to processor_target_table.
363 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
364 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
366 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
368 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
369 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
370 reference to nonexistent gen_truncxfxf2 function.
372 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
374 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
375 (DWIH, g, di, doubleint_general_operand): New mode attributes.
376 (general_operand): Handle TI mode.
377 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
378 using SDWIM mode iterator.
379 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
380 pattern from *add{di,ti}3_1 patterns and corresponding splitters
381 using DWI mode iterator.
382 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
383 patterns using SWI mode iterator.
384 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
385 using SWI48 mode iterator.
386 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
387 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
388 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
389 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
390 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
391 using SDWIM mode iterator.
392 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
393 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
394 using DWI mode iterator.
395 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
396 patterns using SWI mode iterator.
397 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
398 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
399 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
400 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
401 patterns using plusminus code iterator.
402 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
403 sub<mode>3 patterns using plusminus code iterator.
404 * config/i386/i386.c (override_options): Update call to
405 gen_subdi_carry_rex64 for renamed function.
406 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
407 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
408 calls to instruction expanders.
410 2009-10-06 Martin Jambor <mjambor@suse.cz>
413 * opts.c (decode_options): Run IPA-SRA at -O2.
415 2009-10-06 Richard Guenther <rguenther@suse.de>
417 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
419 2009-10-06 Tobias Burnus <burnus@net-b.de>
422 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
423 -flto and -fwhole-program flags can be combined.
425 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
428 * gcc.c (process_command): Check that -o argument was specified.
430 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
432 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
434 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
436 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
437 * doc/invoke.texi (Warning Options): Annotate allowed languages
438 for -Wunsuffixed-float-constants.
440 2009-10-05 Jakub Jelinek <jakub@redhat.com>
442 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
443 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
444 same name and isn't the main variant.
447 * dwarf2out.c (loc_by_reference): Removed.
448 (dw_loc_list_1): New function.
449 (dw_loc_list): Remove toplev argument, add want_address argument.
450 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
451 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
452 want_address == 2 to dw_loc_list. For successful dw_loc_list
453 set have_address to 1 only if want_address is not 0.
455 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
457 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
458 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
459 a code block followed by two pointers.
460 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
461 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
462 (MIPS_MOVE): Likewise.
463 (MIPS_LUI): Likewise.
465 (MIPS_BAL): Likewise.
466 (MIPS_NOP): Likewise.
467 (mips_asm_trampoline_template): Delete.
468 (mips_trampoline_code_size): New function.
469 (mips_trampoline_init): Add shorter sequences for all cases
470 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
471 Calculate the opcodes directly, rather than copying from a template.
472 Only flush the code part of the trampoline.
473 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
475 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
477 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
478 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
479 (INCOMING_RETURN_ADDR_RTX): Likewise.
480 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
482 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
483 with RETURN_ADDR_REGNUM.
484 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
485 * config/mips/mips.c (mips16_build_call_stub): Replace
486 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
487 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
488 (mips_print_operand_punctuation): Likewise.
489 (mips_frame_set): Likewise.
490 (mips16e_output_save_restore): Likewise.
491 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
492 (mips_save_reg_p): Likewise.
493 (mips_return_addr): Likewise.
494 (mips_set_return_address): Likewise.
495 (mips_direct_save_slot_move_p): Likewise.
496 (mips_output_function_prologue): Likewise.
497 (mips_restore_reg): Likewise.
498 (mips_expand_epilogue): Likewise.
499 (mips_epilogue_uses): Likewise.
500 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
501 (*mov<mode>_ra): Use it instead of a hard-coded 31.
502 (clear_hazard_<mode>): Likewise.
503 (call_internal): Likewise.
504 (call_internal_direct): Likewise.
505 (call_direct_split): Likewise.
506 (call_value_internal): Likewise.
507 (call_value_split): Likewise.
508 (call_value_internal_direct): Likewise.
509 (call_value_direct_split): Likewise.
510 (call_value_multiple_internal): Likewise.
511 (call_value_multiple_split): Likewise.
513 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
514 Jakub Jelinek <jakub@redhat.com>
516 PR rtl-optimization/41511
517 * combine.c (record_value_for_reg): Pass explicit values as argument
518 to get_last_value_validate.
519 (get_last_value_validate): Document INSN parameter.
520 For non-readonly MEMs, assume they might have been modified if INSN
521 was in another basic block.
522 (get_last_value): Minor reformatting.
524 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
527 * final.c (asm_str_count): Split out from asm_insn_count.
528 * rtl.h (asm_str_count): New prototype.
529 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
532 2009-10-05 Sriraman Tallam <tmsriram@google.com>
534 * doc/plugins.texi: Change plugin_pass to register_pass_info.
536 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
537 Rafael Espindola <espindola@google.com>
539 * gengtype.c (write_types): Moved call to write_func_for_structure
542 2009-10-05 Richard Guenther <rguenther@suse.de>
545 * lto-cgraph.c (output_cgraph): Output toplevel asms.
546 (input_cgraph_1): Input toplevel asms.
548 2009-10-05 Richard Guenther <rguenther@suse.de>
551 * lto-symtab.c (lto_compatible_attributes_p): Remove.
552 (external_aggregate_decl_p): Likewise.
553 (lto_symtab_compatible): Re-structure. Remove dead code.
554 For variables ignore toplevel qualifiers when comparing types.
555 Issue warnings, not errors for mismatched user-alignment.
557 2009-10-05 Richard Guenther <rguenther@suse.de>
561 * lto-symtab.c (struct lto_symtab_base_def): Remove.
562 (struct lto_symtab_identifier_def): Likewise.
563 (struct lto_symtab_decl_def): Likewise.
564 (struct lto_symtab_entry_def): New.
565 (lto_symtab_identifier_t): Rename to ...
566 (lto_symtab_entry_t): ... this.
567 (lto_symtab_decls): Remove.
568 (lto_symtab_base_hash): Rename to ...
569 (lto_symtab_entry_hash): ... this.
570 (lto_symtab_base_eq): Rename to ...
571 (lto_symtab_entry_eq): ... this.
572 (lto_symtab_base_marked_p): Rename to ...
573 (lto_symtab_entry_marked_p): ... this.
574 (lto_symtab_identifier_marked_p): Remove.
575 (lto_symtab_decl_marked_p): Likewise.
576 (lto_symtab_maybe_init_hash_tables): Rename to ...
577 (lto_symtab_maybe_init_hash_table): ... this.
578 (lto_symtab_set_resolution_and_file_data): Remove.
579 (lto_symtab_register_decl): New function.
580 (lto_symtab_get_identifier): Remove.
581 (lto_symtab_get): New function.
582 (lto_symtab_get_resolution): Adjust.
583 (lto_symtab_get_identifier_decl): Remove.
584 (lto_symtab_set_identifier_decl): Likewise.
585 (lto_symtab_merge_decl): Rename to ...
586 (lto_symtab_merge): ... this. Rewrite.
587 (lto_symtab_merge_var): Remove.
588 (lto_symtab_merge_fn): Likewise.
589 (lto_symtab_prevailing_decl): Adjust.
590 (lto_cgraph_replace_node): New function.
591 (lto_symtab_merge_decls_2): Likewise.
592 (lto_symtab_merge_decls_1): Likewise.
593 (lto_symtab_fixup_var_decls): Likewise.
594 (lto_symtab_resolve_symbols): Likewise.
595 (lto_symtab_merge_decls): Likewise.
596 (lto_symtab_prevailing_decl): Adjust.
597 (lto_symtab_get_symtab_def): Remove.
598 (lto_symtab_get_file_data): Likewise.
599 (lto_symtab_clear_resolution): Adjust.
600 (lto_symtab_clear_resolution): Likewise.
601 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
602 (input_cgraph_1): Likewise.
603 * lto-streamer-in.c (get_resolution): Do not provide fake
604 symbol resolutions here.
605 (deferred_global_decls): Remove.
606 (lto_register_deferred_decls_in_symtab): Likewise.
607 (lto_register_var_decl_in_symtab): Change signature, register
608 variable via lto_symtab_register_decl.
609 (lto_register_function_decl_in_symtab): Likewise.
610 (lto_read_tree): Adjust.
611 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
612 (lto_symtab_merge_var): Likewise.
613 (lto_symtab_merge_fn): Likewise.
614 (lto_symtab_register_decl): Declare.
615 (lto_symtab_merge_decls): Likewise.
617 2009-10-05 Richard Guenther <rguenther@suse.de>
619 PR tree-optimization/23821
620 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
621 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
622 simple IV increments.
624 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
626 * config/arm/arm.c (arm_override_options): Really initialize
627 flag_dwarf2_cfi_asm to 0.
629 2009-10-05 Doug Kwan <dougkwan@google.com>
631 PR rtl-optimization/41574
632 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
633 floating point and we are not doing unsafe math optimizations.
635 2009-10-03 Simon Baldwin <simonb@google.com>
636 Cary Coutant <ccoutant@google.com>
637 Rafael Espindola <espindola@google.com>
638 Richard Guenther <rguenther@suse.de>
639 Jan Hubicka <jh@suse.cz>
640 Doug Kwan <dougkwan@google.com>
641 H.J. Lu <hongjiu.lu@intel.com>
642 Bill Maddox <maddox@google.com>
643 Ryan Mansfield <rmansfield@qnx.com>
644 Diego Novillo <dnovillo@google.com>
645 Ollie Wild <aaw@google.com>
646 Kenneth Zadeck <zadeck@naturalbridge.com>
648 * lto-cgraph.c: New file.
649 * lto-compress.c: New file.
650 * lto-compress.h: New file.
651 * lto-opts.c: New file.
652 * lto-section-in.c: New file.
653 * lto-section-out.c: New file.
654 * lto-streamer-in.c: New file.
655 * lto-streamer-out.c: New file.
656 * lto-streamer.c: New file.
657 * lto-streamer.h: New file.
658 * lto-symtab.c: New file.
659 * lto-wpa-fixup.c: New file.
660 * lto-wrapper.c: New file.
662 2009-10-03 Simon Baldwin <baldwin@google.com>
663 Ben Elliston <bje@au.ibm.com>
664 Rafael Espindola <espindola@google.com>
665 Nathan Froyd <froydnj@codesourcery.com>
666 Jan Hubicka <jh@suse.cz>
667 Doug Kwan <dougkwan@google.com>
668 Diego Novillo <dnovillo@google.com>
669 Kenneth Zadeck <zadeck@naturalbridge.com>
671 * Makefile.in (enable_lto): New.
672 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
673 (LINKER_PLUGIN_API_H): Define.
674 (LTO_SYMTAB_H): Define.
675 (LTO_STREAMER_H): Define.
676 (TREE_VECTORIZER_H): Define.
677 (INCLUDES): Add LIBELFINC.
678 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
679 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
680 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
681 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
682 (native): Add lto-wrapper$(exeext)
683 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
684 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
685 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
686 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
687 (varasm.o): Add dependency on tree-iterator.h.
688 (cgraph.o): Add dependency on cif-code.def.
689 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
690 (ipa-pure-const.o): Likewise.
691 (GTFILES): Add lto-symtab.c.
692 (install-lto-wrapper): New.
693 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
694 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
695 * config.in: Regenerate.
697 2009-10-03 Rafael Espindola <espindola@google.com>
698 Diego Novillo <dnovillo@google.com>
700 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
702 Call execute_ipa_summary_passes for all_regular_ipa_passes and
704 (cgraph_optimize): Make extern.
706 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
707 Kenneth Zadeck <zadeck@naturalbridge.com>
709 * toplev.c (in_lto_p): Declare.
710 * collect2.c (scan_prog_file): Read all the output when reading
712 (enum lto_mode_d): Declare.
714 2009-10-03 Richard Guenther <rguenther@suse.de>
715 Diego Novillo <dnovillo@google.com>
717 * gimple.c: Include target.h and alias.h.
718 (gimple_types): Declare.
719 (type_hash_cache): Declare.
720 (gimple_alloc_stat): Make extern.
721 (gimple_build_eh_must_not_throw): Call
722 gimple_eh_must_not_throw_set_fndecl.
723 (struct type_pair_d): Declare.
724 (type_pair_t): Declare.
725 (type_pair_hash): New.
727 (lookup_type_pair): New.
728 (gimple_force_type_merge): New.
729 (compare_type_names_p): New.
730 (compare_field_offset): New.
731 (gimple_types_compatible_p): New.
732 (struct sccs): Declare.
733 (next_dfs_num): Declare.
734 (iterative_hash_gimple_type): New.
736 (iterative_hash_type_name): New.
737 (iterative_hash_gimple_type): New.
738 (gimple_type_hash): New.
739 (gimple_type_eq): New.
740 (gimple_register_type): New.
741 (print_gimple_types_stats): New.
742 (gimple_signed_or_unsigned_type): New.
743 (gimple_unsigned_type): New.
744 (gimple_signed_type): New.
745 (gimple_get_alias_set): New.
746 (gimple_decl_printable_name): Do not use DMGL_TYPES.
747 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
748 (gimple_force_type_merge): Declare.
749 (gimple_types_compatible_p): Declare.
750 (gimple_register_type): Declare.
751 (print_gimple_types_stats): Declare.
752 (gimple_unsigned_type): Declare.
753 (gimple_signed_type): Declare.
754 (gimple_get_alias_set): Declare.
755 (gimple_eh_must_not_throw_set_fndecl): New.
757 2009-10-03 Jan Hubicka <jh@suse.cz>
758 Kenneth Zadeck <zadeck@naturalbridge.com>
760 * ipa-pure-const.c: Include lto-streamer.h.
761 (register_hooks): Factor out of ...
762 (generate_summary): ... here.
763 (pure_const_write_summary): New.
764 (pure_const_read_summary): New.
765 (pass_ipa_pure_const): Add pure_const_write_summary and
766 pure_const_read_summary.
767 * ipa-reference.c: Include lto-streamer.h.
768 (add_new_function): New.
769 (remove_node_data): New.
770 (duplicate_node_data): New.
771 (ipa_init): Guard against multiple calls.
772 Move hook setup from analyze_function.
773 (write_node_summary_p): New.
774 (ipa_reference_write_summary): New.
775 (ipa_reference_read_summary): New.
776 (pass_ipa_reference): Add ipa_reference_write_summary and
777 ipa_reference_read_summary.
778 * cgraph.h (cgraph_local_info): Add field lto_file_data.
779 (struct cgraph_edge): Add fields lto_stmt_uid and
780 call_stmt_cannot_inline_p.
781 (cgraph_optimize): Declare.
782 (cgraph_decide_is_function_needed): Declare.
783 (reset_inline_failed): Declare.
784 (enum LTO_cgraph_tags): Declare.
785 (LTO_cgraph_tag_names): Declare.
786 (LCC_NOT_FOUND): Define.
788 2009-10-03 Doug Kwan <dougkwan@google.com>
789 Rafael Espindola <espindola@google.com>
790 Jan Hubicka <jh@suse.cz>
791 Diego Novillo <dnovillo@google.com>
792 Kenneth Zadeck <zadeck@naturalbridge.com>
794 * passes.c (all_regular_ipa_passes): New.
795 (all_ipa_passes): Rename to all_small_ipa_passes.
796 (init_optimization_passes): Init all_regular_ipa_passes.
797 * tree-pass.h (all_regular_ipa_passes): New.
798 (all_ipa_passes): Rename to all_small_ipa_passes.
799 * passes.c (all_lto_gen_passes): New.
800 (init_optimization_passes): Initialize all_lto_gen_passes.
801 (execute_ipa_summary_passes): Make non-static.
802 (ipa_write_summaries_1): New.
803 (ipa_write_summaries_2): New.
804 (ipa_write_summaries): New.
805 (ipa_write_summaries_of_cgraph_node_set): New.
806 (ipa_read_summaries_1): New.
807 (ipa_read_summaries): New.
808 (execute_ipa_pass_list): Call cgraph_process_new_functions.
809 (execute_regular_ipa_pass_list): Remove.
810 (init_optimization_passes): Schedule
811 pass_rebuild_cgraph_edges and pass_early_inline outside
812 of pass_all_early_optimizations. Document reason.
813 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
814 pass_ipa_lto_finish_out): New pass.
815 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
816 (execute_all_ipa_transforms): New.
817 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
818 (dump_properties, debug_properties): New.
819 * tree-optimize.c (gate_all_early_local_passes): Return
820 false if we are in lto1.
821 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
822 * tree-pass.h (execute_all_ipa_transforms): Declare.
823 (pass_ipa_function_and_variable_visibility): Declare.
824 (pass_ipa_early_inline): Declare.
825 (pass_ipa_lto_gimple_out): Declare.
826 (pass_ipa_lto_wpa_fixup): Declare.
827 (pass_ipa_lto_finish_out): Declare.
828 (all_small_ipa_passes, all_regular_ipa_passes,
829 all_lto_gen_passes): Declare.
830 (execute_ipa_summary_passes): Declare.
831 (execute_all_ipa_transforms): Declare.
832 (ipa_write_summaries): Declare
833 (ipa_write_summaries_of_cgraph_node_set): Declare.
834 (ipa_read_summaries): Declare.
836 2009-10-03 Doug Kwan <dougkwan@google.com>
837 Ollie Wild <aaw@google.com>
839 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
841 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
842 (lto_mode): New variable.
843 (maybe_run_lto_and_relink): Handle the -fwpa option.
844 (main): Handle the -fwpa option.
845 (maybe_unlink_list): New function.
846 * gcc.c (link_lto_options): Replace -flto with -fwpa.
847 * common.opt (flto): New flag.
848 * toplev.c (flag_generate_lto): Declare.
850 2009-10-03 Simon Baldwin <simonb@google.com>
852 * common.opt (flto-compression-level): New flag.
854 * opts.c: Include lto-opts.h.
855 (handle_option): Call lto_register_user_option for each
856 valid option handled.
857 (decode_options): Clear registered options before the options
860 2009-10-03 Cary Coutant <ccoutant@google.com>
862 * collect2.c (is_elf): New function.
863 (scan_prog_file): Require LTO object to be in ELF format.
865 2009-10-03 Rafael Espindola <espindola@google.com>
867 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
868 libgcc to the linker.
870 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
872 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
873 (collect_execute): Add flags argument. Pass flags to pex_run. Update
875 * collect2.h (collect_execute): Add flags argument.
876 * tlink.c (tlink_execute): Update call to collect_execute.
877 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
878 (use_linker_plugin): New.
879 (use_linker_plugin_spec_function): New.
880 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
881 (linker_plugin_file_spec): New.
882 (lto_wrapper_spec): New.
884 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
885 (static_spec_functions): Add use-linker-plugin.
886 (process_command): Handle -use-linker-plugin.
887 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
888 linker_plugin_file_spec and lto_gcc_spec.
889 (use_linker_plugin_spec_function): New.
891 2009-10-03 Richard Guenther <rguenther@suse.de>
895 * tree.h (is_lang_specific): Include LANG_TYPE.
896 * tree.c (find_decls_types_r): Manually add interesting parts
897 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
899 * gimple.c (type_pair_hash): Make symmetric.
900 (type_pair_eq): Likewise.
901 (lookup_type_pair): Increase initial hashtable size.
902 (gimple_force_type_merge): Rely on type-pair symmetry.
903 (visit): Remove excessive checking code.
904 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
905 (gimple_register_type): Remove getenv calls, shrink initial
909 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
910 inline functions if not generating lto output.
913 * toplev.c (finalize): In WPA mode remove the asm file.
915 2009-10-03 Doug Kwan <dougkwan@google.com>
917 * ipa-inline.c (cgraph_mark_inline): Check
918 edge->call_stmt_cannot_inline_p instead of calling
919 gimple_call_cannot_inline_p.
920 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
921 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
922 (inline_generate_summary): Do nothing in LTRANS.
923 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
924 exists before calling gimple_call_cannot_inline_p.
925 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
926 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
927 Update new_edge->lto_stmt_uid.
928 * cgraphbuild.c (reset_inline_failed): New.
930 * common.opt (fwpa): New flag.
931 (fltrans): New option.
932 * gcc.c (gcc_lto_option_t): New type.
933 (current_lto_option): New variable.
934 (lto_single_spec_function): Remove and is replaced by ..
935 (lto_option_spec_function): New function.
936 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
937 passing the -flto flag.
938 (cc1_options): Separate non-LTO related parts into ..
939 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
940 (lto1_options): New spec for lto FE.
941 (link_lto_options): New spec for handling LTO flags in linker.
942 (invoke_lto_single): Re-format to fit in 80 column. Replace
943 lto-single with lto-option.
944 (static_specs): Add cc1_non_lto_options, lto1_options and
946 (static_spec_function): Replace lto-single with lto-option.
947 (process_command): Handle -flto, -fwpa and -fltran by setting
948 current_lto_option and not passing it to subprocess unconditionally.
950 2009-10-03 Bill Maddox <maddox@google.com>
952 Add `gcc' driver support for link-time code generation (LTO).
954 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
955 (lto_flag, lto_objects, lto_o_file): New variables.
956 (struct lto_object, struct lto_object_list): New structures.
957 (collect_exit, handler): Remove LTO temporary output file on exit.
958 (add_lto_object): New function.
959 (maybe_run_lto_and_relink): New function. Perform link time code
960 generation and relinking for object files containing LTO information.
961 (main): Invoke maybe_run_lto_and_relink().
962 (dump_argv): New function. For debugging, currently disabled.
963 (scan_prog_file): Add LTO information pass.
964 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
966 * toplev.c (compile_file): Emit assembler directive to create
967 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
969 2009-10-03 Diego Novillo <dnovillo@google.com>
971 * c.opt: Add LTO to warn_abi and warn_psabi.
973 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
974 inline function. Ignore language-specific nodes. Update all users.
975 (find_decls_types_r): Do not traverse the subtrees of
976 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
977 * tree.h (is_lang_specific): New.
978 * langhooks.h (struct lang_hooks_for_decls): Remove
979 may_need_assembler_name_p. Update all users.
981 * c-common.c (set_builtin_user_assembler_name): Move ...
982 * builtins.c (set_builtin_user_assembler_name): ... here.
983 (is_builtin_name): Add comment
984 (is_builtin_fn): New.
985 * except.c (output_ttype): Only call
986 lookup_type_for_runtime if TYPE is not a runtime type.
988 * passes.c (register_pass): Call position_pass on
989 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
990 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
991 (TV_IPA_LTO_DECL_IO): Define.
992 (TV_IPA_LTO_CGRAPH_IO): Define.
994 (TV_WHOPR_WPA): Define.
995 (TV_WHOPR_WPA_IO): Define.
996 (TV_WHOPR_LTRANS): Define.
997 (TV_WHOPR_WPA_FIXUP): Define.
998 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
999 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1000 * tree-flow.h (tree_node_can_be_shared): Declare.
1001 * tree-inline.c (tree_can_inline_p): Check that E has a
1002 statement associated with it.
1003 * tree.c (free_lang_data_in_binf): Factor out of ...
1004 (free_lang_data_in_type): ... here.
1005 Call RECORD_OR_UNION_TYPE_P.
1006 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1007 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1008 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1009 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1010 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1011 (gate_free_lang_data): Return true if flag_generate_lto is set.
1012 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1013 * c-common.h (set_builtin_user_assembler_name): Move ...
1014 * tree.h (set_builtin_user_assembler_name): ... here.
1016 * common.opt (flto-report): New flag.
1017 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1018 * collect2.c (scan_prog_file): Send the error output of
1019 'nm' to HOST_BIT_BUCKET.
1021 2009-10-03 Ollie Wild <aaw@google.com>
1023 * langhooks-def.h (lhd_begin_section): New function declaration.
1024 (lhd_write_section): New function declaration.
1025 (lhd_end_section): New function declaration.
1026 (LANG_HOOKS_BEGIN_SECTION): New macro.
1027 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1028 (LANG_HOOKS_END_SECTION): New macro.
1029 (LANG_HOOKS_LTO): New macro.
1030 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1031 * langhooks.c (output.h): Add include.
1032 (saved_section): New static variable.
1033 (lhd_begin_section): New function.
1034 (lhd_write_section_data): New function.
1035 (lhd_end_section): New function.
1036 * langhooks.h (struct lang_hooks_for_lto): New structure.
1037 (struct lang_hooks): Add member lto.
1038 * Makefile.in (langhooks.o): Add dependency on output.h.
1040 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1042 2009-10-03 Richard Guenther <rguenther@suse.de>
1044 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1047 2009-10-03 Simon Baldwin <simonb@google.com>
1048 Richard Guenther <rguenther@suse.de>
1049 Janis Johnson <janis187@us.ibm.com>
1050 Doug Kwan <dougkwan@google.com>
1051 Diego Novillo <dnovillo@google.com>
1052 Ramana Radhakrishnan <ramana.r@gmail.com>
1053 Ollie Wild <aaw@google.com>
1055 * doc/install.texi: Add documentation for libelf and --enable-lto.
1056 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1057 -flto-report, -flto-compression-level and -use-linker-plugin.
1058 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1059 Add section for LTO Testing.
1061 2009-10-02 Cary Coutant <ccoutant@google.com>
1063 Add support for comdat type sections for DWARF v4.
1064 Merge from dwarf4 branch.
1066 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1067 (dw_die_ref): Define vector type.
1068 (enum dw_val_class): Add dw_val_class_data8.
1069 (struct dw_val_struct): Add v.val_data8.
1070 (comdat_type_node_ref): New type.
1071 (struct die_struct): Move die_symbol into a union; add new field
1072 die_type_node. Change all uses.
1073 (comdat_type_node): New type.
1074 (skeleton_chain_node): New type.
1075 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1076 (comdat_type_list): New variable.
1077 (dwarf_tag_name): Add DW_TAG_type_unit.
1078 (dwarf_attr_name): Add DW_AT_signature.
1079 (add_AT_data8): New function.
1080 (replace_child): New function.
1081 (move_all_children): New function.
1082 (print_signature): New function.
1083 (print_die): Print signature information; add dw_val_class_data8.
1084 (attr_checksum): Support dw_val_class_data8.
1085 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1086 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1087 (checksum_sleb128, checksum_uleb128): New functions.
1088 (checksum_die_context): New function.
1089 (loc_checksum_ordered): New function.
1090 (attr_checksum_ordered): New function.
1091 (struct checksum_attributes): New structure.
1092 (collect_checksum_attributes): New function.
1093 (die_checksum_ordered): New function.
1094 (generate_type_signature): New function.
1095 (same_dw_val_p): Add dw_val_class_data8.
1096 (is_symbol_die): Use new is_declaration_die function.
1097 (is_declaration_die): New function.
1098 (should_move_die_to_comdat): New function.
1099 (clone_die): New function.
1100 (clone_tree): New function.
1101 (clone_as_declaration): New function.
1102 (copy_declaration_context): New function.
1103 (generate_skeleton_ancestor_tree): New function.
1104 (generate_skeleton_bottom_up): New function.
1105 (generate_skeleton): New function.
1106 (remove_child_or_replace_with_skeleton): New function.
1107 (break_out_comdat_types): New function.
1108 (struct decl_table_entry): New type.
1109 (htab_decl_hash): New function.
1110 (htab_decl_eq): New function.
1111 (htab_decl_del): New function.
1112 (copy_ancestor_tree): New function.
1113 (copy_decls_walk): New function.
1114 (copy_decls_for_unworthy_types): New function.
1115 (build_abbrev_table): Don't assert on missing die_symbol when doing
1116 comdat type sections.
1117 (size_of_die): Use DW_FORM_sig8 for external references. Add
1119 (unmark_dies): Don't assert for unmarked dies when doing comdat
1121 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1122 (output_signature): New function.
1123 (output_die): Likewise.
1124 (output_compilation_unit_header): Mark output as DWARF version 3
1125 even if generating DWARF 4.
1126 (output_comdat_type_unit): New function.
1127 (output_line_info): Mark output as DWARF version 3 even if generating
1129 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1131 (dwarf2out_end_source_file): Likewise.
1132 (prune_unused_types_walk_attribs): Don't follow references into
1133 comdat type sections.
1134 (prune_unused_types_mark): When generating type units, do not mark
1135 children of non-defining declarations of types; do mark children of
1137 (prune_unused_types): Process comdat type sections.
1138 (htab_ct_hash): New function.
1139 (htab_ct_eq): New function.
1140 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1141 Add a pointer to the line table from type unit entries so
1142 DW_AT_decl_file has meaning.
1143 * varasm.c (default_elf_asm_named_section): Use identifier name as
1144 comdat key instead of lang hook.
1146 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1148 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1150 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1152 * config/i386/i386.md (SWIM248): New mode iterator.
1153 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1154 divmodhi4 patterns using SWIM248 macro.
1155 (*divmod<mode>4): Macroize insn_and_split pattern from
1156 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1157 and their corresponding splitters usign SWIM248 macro. Split SImode
1158 insn to generate cltd and DImode insn to generate cqto instead of
1159 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1160 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1161 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1162 *divmodsi_noext patterns using SWIM248 macro.
1163 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1164 udivmodhi4 patterns using SWIM248 macro.
1165 (*udivmod<mode>4): Macroize insn_and_split pattern from
1166 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1167 corresponding splitters using SWIM248 macro.
1168 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1169 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1171 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1173 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1174 of zero-sized element is zero-sized regardless of its extent.
1176 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1179 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1180 * configure: Regenerated.
1181 * config.in: Regenerated.
1182 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1183 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1184 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1185 not emitting .eh_frame, emit .cfi_sections .debug_frame
1190 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1191 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1193 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1194 vars use DECL_RTL with resetting it back to NULL afterwards.
1195 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1196 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1197 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1198 the attribute type allows it, otherwise use DW_FORM_dataN.
1199 (mem_loc_descriptor): Handle CONST_STRING.
1200 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1201 Handle MEM with CONST_STRING address using add_AT_string.
1202 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1203 CONST_STRING for const arrays initialized with a string literal.
1204 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1205 (dwarf2out_finish): Call resolve_addr.
1207 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1208 Maxim Kuvyrkov <maxim@codesourcery.com>
1210 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1212 2009-10-02 Nick Clifton <nickc@redhat.com>
1214 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1215 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1217 2009-10-01 Jan Hubicka <jh@suse.cz>
1219 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1220 (cgraph_create_virtual_clone): Just pass redirect_callers
1222 * cgraph.h (cgraph_clone_node): Update prototype.
1223 * ipa-pure-const.c (self_recursive_p): New function.
1224 (propagate): Use it.
1225 * ipa-inline.c (cgraph_clone_inlined_nodes,
1226 cgraph_decide_recursive_inlining): Update.
1228 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1230 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1231 instructions for TARGET_OCTEON.
1233 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1235 * config/arm/arm.c (arm_override_options): Turn off
1236 flag_dwarf2_cfi_asm for AAPCS variants.
1238 2009-10-01 Martin Jambor <mjambor@suse.cz>
1241 * tree-sra.c (convert_callers): Do not call
1242 compute_inline_parameters on one caller more than once.
1244 2009-10-01 Nick Clifton <nickc@redhat.com>
1246 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1247 an empty string if not already defined.
1249 2009-10-01 Martin Jambor <mjambor@suse.cz>
1252 * tree-sra.c (is_va_list_type): New function.
1253 (find_var_candidates): Call is_va_list_type.
1254 (find_param_candidates): Check that the type or the type pointed
1255 to are not va_list types.
1257 2009-10-01 Martin Jambor <mjambor@suse.cz>
1260 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1261 DECL_ARTIFICIAL (param_decl) is true.
1263 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1265 * tree.h (tree_decl_common::lang_flag_8): New.
1266 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1268 * c-common.h (RID_CONSTEXPR): New.
1270 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1272 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1273 Use ref-all pointers.
1274 (alpha_gimplify_va_arg): Ditto.
1276 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1279 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1280 before insn counting loop now that BB_END (bb) is counted. Ensure
1281 the return value isn't zero.
1283 2009-09-30 Nick Clifton <nickc@redhat.com>
1285 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1286 with separate definitions of c_target_objs and cxx_target_objs.
1287 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1289 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1290 sh_symbian_import_export_class.
1291 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1292 * config/sh/symbian.c: Delete, moving code into...
1293 * config/sh/symbian-base.c: ... here
1294 * config/sh/symbian-c.c: ... and here
1295 * config/sh/symbian-cxx.c: ... and here.
1297 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1300 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1301 of plus RTX into register.
1303 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1305 * doc/install.texi: Linguistic and markup fixes.
1306 (Configuration) <--disable-cpp>: Remove description.
1307 <--enable-maintainer-mode>: Autotools files are affected, too.
1308 <--with-sysroot>: Improve description.
1309 (Building): Bump required GNU make version.
1311 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1313 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1314 (x86_64-*-*): Ditto.
1316 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1317 intrinisics for FMA4.
1318 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1319 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1320 Add FMA4 check and fma4intrin.h.
1321 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1323 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1324 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1325 constant for FMA4 support.
1326 (UNSPEC_FMA4_FMADDSUB): Ditto.
1327 (UNSPEC_FMA4_FMSUBADD): Ditto.
1328 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1329 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1330 (ix86_expand_fma4_multiple_memory): Ditto.
1331 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1332 (OPTION_MASK_ISA_FMA4_UNSET): New.
1333 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1334 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1335 (ix86_handle_option): Handle -mfma4.
1336 (isa_opts): Handle -mfma4.
1337 (enum pta_flags): Add PTA_FMA4.
1338 (override_options): Add FMA4 support.
1339 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1340 (IX86_BUILTIN_VFMADDSD): Ditto.
1341 (IX86_BUILTIN_VFMADDPS): Ditto.
1342 (IX86_BUILTIN_VFMADDPD): Ditto.
1343 (IX86_BUILTIN_VFMSUBSS): Ditto.
1344 (IX86_BUILTIN_VFMSUBSD): Ditto.
1345 (IX86_BUILTIN_VFMSUBPS): Ditto.
1346 (IX86_BUILTIN_VFMSUBPD): Ditto.
1347 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1348 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1349 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1350 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1351 (IX86_BUILTIN_VFNMADDSS): Ditto.
1352 (IX86_BUILTIN_VFNMADDSD): Ditto.
1353 (IX86_BUILTIN_VFNMADDPS): Ditto.
1354 (IX86_BUILTIN_VFNMADDPD): Ditto.
1355 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1356 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1357 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1358 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1359 (IX86_BUILTIN_VFMADDPS256): Ditto.
1360 (IX86_BUILTIN_VFMADDPD256): Ditto.
1361 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1362 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1363 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1364 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1365 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1366 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1367 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1368 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1369 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1370 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1371 (enum multi_arg_type): New enum for describing the various FMA4
1372 intrinsic argument types.
1373 (bdesc_multi_arg): New table for FMA4 intrinsics.
1374 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1375 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1377 (ix86_expand_builtin): Add FMA4 intrinsic support.
1378 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1379 operand instructions.
1380 (ix86_expand_fma4_multiple_memory): New function to split the
1381 second memory reference from FMA4 instructions.
1382 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1383 (ssemodesuffixf2s): Ditto.
1384 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1386 (fma4_fmsub<mode>4): Ditto.
1387 (fma4_fnmadd<mode>4): Ditto.
1388 (fma4_fnmsub<mode>4): Ditto.
1389 (fma4_vmfmadd<mode>4): Ditto.
1390 (fma4_vmfmsub<mode>4): Ditto.
1391 (fma4_vmfnmadd<mode>4): Ditto.
1392 (fma4_vmfnmsub<mode>4): Ditto.
1393 (fma4_fmadd<mode>4256): Ditto.
1394 (fma4_fmsub<mode>4256): Ditto.
1395 (fma4_fnmadd<mode>4256): Ditto.
1396 (fma4_fnmsub<mode>4256): Ditto.
1397 (fma4_fmaddsubv8sf4): Ditto.
1398 (fma4_fmaddsubv4sf4): Ditto.
1399 (fma4_fmaddsubv4df4): Ditto.
1400 (fma4_fmaddsubv2df4): Ditto.
1401 (fma4_fmsubaddv8sf4): Ditto.
1402 (fma4_fmsubaddv4sf4): Ditto.
1403 (fma4_fmsubaddv4df4): Ditto.
1404 (fma4_fmsubaddv2df4): Ditto.
1405 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1406 instructions for intrinsics.
1407 (fma4i_fmsub<mode>4): Ditto.
1408 (fma4i_fnmadd<mode>4): Ditto.
1409 (fma4i_fnmsub<mode>4): Ditto.
1410 (fma4i_vmfmadd<mode>4): Ditto.
1411 (fma4i_vmfmsub<mode>4): Ditto.
1412 (fma4i_vmfnmadd<mode>4): Ditto.
1413 (fma4i_vmfnmsub<mode>4): Ditto.
1414 (fma4i_fmadd<mode>4256): Ditto.
1415 (fma4i_fmsub<mode>4256): Ditto.
1416 (fma4i_fnmadd<mode>4256): Ditto.
1417 (fma4i_fnmsub<mode>4256): Ditto.
1418 (fma4i_fmaddsubv8sf4): Ditto.
1419 (fma4i_fmaddsubv4sf4): Ditto.
1420 (fma4i_fmaddsubv4df4): Ditto.
1421 (fma4i_fmaddsubv2df4): Ditto.
1422 (fma4i_fmsubaddv8sf4): Ditto.
1423 (fma4i_fmsubaddv4sf4): Ditto.
1424 (fma4i_fmsubaddv4df4): Ditto.
1425 (fma4i_fmsubaddv2df4): Ditto.
1427 * doc/invoke.texi (-mfma4): Add documentation.
1428 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1430 2009-09-29 Richard Henderson <rth@redhat.com>
1432 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1433 an edge to the new destination block.
1435 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1438 * pa.c (hppa_profile_hook): Use
1439 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1441 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1442 Alexander Monakov <amonakov@ispras.ru>
1445 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1446 (not_postinc_memory_operand): New.
1447 (not_postinc_move_operand): New.
1448 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1449 (*cmovsi_internal): Ditto.
1451 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1453 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1454 restrict issue_rate in first pass when scheduling for register
1457 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1458 Rafael Avila de Espindola <espindola@google.com>
1460 * gengtype.c (plugin_output): New.
1461 (get_output_file_with_visibility): Return plugin_output for plugins.
1462 (main): Parse and use the -P option.
1463 * gty.texi: Update the command line format.
1465 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1468 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1470 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1471 out if !const_ok_for_output.
1474 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1475 case VAR_LOCATION>: Remove gcc_unreachable ().
1477 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1479 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1480 (x86_64-*-*): Ditto.
1481 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1482 back to smmintrin.h.
1483 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1484 * config/i386/x86intrin.h: Remove SSE5.
1485 * config/i386/mmintrin-common.h: Delete file.
1486 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1488 2009-09-29 Richard Guenther <rguenther@suse.de>
1490 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1491 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1493 2009-09-29 Nick Clifton <nickc@redhat.com>
1495 * function.c (current_function_name): If there is no current
1496 function just return "<none>".
1498 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1500 * tree-pass.h (register_pass_info): New structure.
1501 (pass_positioning_ops): Move enum from gcc-plugin.h.
1502 (register_pass): New function.
1503 * gcc-plugin.h (plugin_pass): Delete structure.
1504 (pass_positioning_ops): Delete enum.
1505 * plugin.c (regsiter_pass): Delete function.
1506 (position_pass): Delete function.
1507 (added_pass_nodes): Delete variable.
1508 (prev_added_pass_nodes): Delete variable.
1509 (pass_list_node): Delete structure.
1510 * passes.c (make_pass_instance): New function.
1511 (next_pass_1): Change to call make_pass_instance.
1512 (pass_list_node): Move structure from gcc-plugin.h.
1513 (added_pass_nodes): Move variable from plugin.c.
1514 (prev_added_pass_nodes): Move variable from plugin.c.
1515 (position_pass): New function.
1516 (register_pass): New function.
1518 2009-09-28 Easwaran Raman <eraman@google.com>
1520 * ifcvt.c (noce_try_abs): Recognize pattern and call
1521 expand_one_cmpl_abs_nojump.
1522 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1523 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1525 2009-09-28 Ian Lance Taylor <iant@google.com>
1528 * c-opts.c (c_common_handle_option): Don't set
1529 warn_jump_misses_init for -Wall.
1530 * doc/invoke.texi (Warning Options): Update documentation.
1532 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1534 * Makefile.in ($(out_object_file)): Depend on
1535 gt-$(basename $(notdir $(out_file))).h.
1537 2009-09-28 Richard Henderson <rth@redhat.com>
1539 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1540 * except.c (gen_eh_region): Set it.
1541 (duplicate_eh_regions_1): Copy it.
1542 * tree-eh.c (lower_resx): Use it to determine which function
1545 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1546 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1547 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1548 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1549 BUILT_IN_CXA_END_CLEANUP if necessary.
1551 * c-common.c (c_define_builtins): Update call to
1552 build_common_builtin_nodes.
1554 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1556 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1558 2009-09-28 Michael Matz <matz@suse.de>
1560 * builtins.c (interclass_mathfn_icode): New helper.
1561 (expand_builtin_interclass_mathfn): Use it here, and split folding
1563 (fold_builtin_interclass_mathfn): ... this new folder.
1564 (build_call_nofold_loc): New static helper.
1565 (build_call_nofold): New wrapper macro for above.
1566 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1567 (expand_builtin_pow): Ditto.
1568 (expand_builtin_memset_args): Ditto.
1569 (expand_builtin_printf): Ditto.
1570 (expand_builtin_fprintf): Ditto.
1571 (expand_builtin_sprintf): Ditto.
1572 (expand_builtin_memory_chk): Ditto.
1573 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1574 (expand_builtin_stpcpy): Ditto.
1575 (expand_builtin_strcmp): Ditto.
1576 (expand_builtin_strncmp): Ditto.
1577 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1578 (expand_builtin_strcpy_args): Don't call folders.
1579 (expand_builtin_memcmp): Ditto.
1580 (expand_builtin_strncpy): Ditto, and use target.
1581 (expand_builtin_memcpy): Ditto.
1582 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1583 expand_builtin_strpbrk, expand_builtin_memmove,
1584 expand_builtin_memmove_args, expand_builtin_bcopy,
1585 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1586 expand_builtin_strspn, expand_builtin_strcspn,
1587 expand_builtin_fputs): Remove these.
1588 (expand_builtin): Don't call the above, change calls to other
1589 expanders that changed prototype.
1590 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1591 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1592 fold_builtin_interclass_mathfn.
1593 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1594 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1596 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1597 * passes.c (init_optimization_passes): Move pass_fold_builtins
1598 after last phiopt pass.
1599 * tree-inline.c (fold_marked_statements): When folding builtins
1600 iterate over all instruction potentially generated.
1601 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1603 (fold_gimple_call): Use it to always fold calls (into potentially
1604 multiple instructions).
1605 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1606 calls into zero at this time.
1607 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1608 statements generated by builtin folding.
1610 2009-09-28 Nick Clifton <nickc@redhat.com>
1612 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1614 2009-09-28 Duncan Sands <baldrick@free.fr>
1616 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1617 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1618 (register_callback): Dispatch it.
1619 (invoke_plugin_callbacks): Incorporate in sanity check.
1620 * ggc.h (ggc_register_cache_tab): Add declaration.
1621 * ggc-common.c (ggc_register_root_tab): Simplify.
1622 (const_ggc_cache_tab_t): New typedef.
1623 (extra_cache_vec): New vector of dynamically added cache tables.
1624 (ggc_register_cache_tab): New function.
1625 (ggc_scan_cache_tab): New function.
1626 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1627 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1629 2009-09-27 Richard Henderson <rth@redhat.com>
1631 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1632 which we remove __builtin_stack_restore.
1634 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1636 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1637 to test for GRD_INVARIANT.
1638 (simple_rhs_p): Anything that's function_invariant_p is fine.
1640 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1642 * gengtype.c (main): Use plunge_files instead of plugin_output.
1644 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1645 Rafael Avila de Espindola <espindola@google.com>
1647 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1648 Don't print pch related info if it is false.
1649 (main): Don't print pch info in plugin mode.
1651 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1653 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1654 with dw_val_class_const_double.
1655 (struct dw_val_struct): Replace val_long_long with val_double and
1656 adjust for above change.
1657 (output_loc_operands): Likewise.
1658 (add_AT_long_long): Rename into...
1659 (add_AT_double): ...this.
1660 (print_die): Replace dw_val_class_long_long with
1661 dw_val_class_const_double and adjust.
1662 (attr_checksum): Likewise.
1663 (same_dw_val_p): Likewise.
1664 (size_of_die): Likewise.
1665 (value_format): Likewise.
1666 (output_die): Likewise.
1667 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1668 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1669 instead of add_AT_long_long.
1670 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1671 value with the precision of its type.
1673 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1676 * c-typeck.c (build_conditional_expr): Use the readonly and
1677 volatile flags of the operand types, not of the operands itself.
1679 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1681 * collect2.c (main): Look for -brtl before adding libraries.
1683 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1685 * config.gcc: Update OpenBSD targets.
1686 * config/openbsd-stdint.h: New file.
1687 * config/openbsd-libpthread.h: New file.
1688 * config/openbsd.h: Update and break out LIB_SPEC definition.
1689 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1690 * config/i386/openbsdelf.h: Correct types.
1691 * config/m68k/openbsd.h: Likewise.
1692 * config/mips/openbsd.h: Likewise.
1693 * config/vax/openbsd.h: Likewise.
1695 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1697 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1698 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1699 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1700 of the length and zero.
1702 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1704 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1705 (FLAGS_H): Add options.h $(REAL_H).
1706 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1707 (TREE_VECTORIZER_H): New.
1708 (EBITMAP_H): Renamed from EBIMAP_H.
1709 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1710 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1711 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1712 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1713 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1714 (graphite-clast-to-gimple.o, graphite-dependences.o)
1715 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1716 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1717 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1718 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1719 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1720 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1721 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1722 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1723 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1724 updated and fixed as per above changes and per
1725 check_makefile_deps.sh output.
1728 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1729 * configure: Regenerate.
1731 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1733 * doc/install.texi: Update minimum MPC version to 0.7.
1735 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1737 * doc/install.texi (Binaries): Remove reference to the binary
1738 distribution CD-ROM from the FSF.
1740 2009-09-26 Michael Matz <matz@suse.de>
1744 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1745 that are mentioned in the body.
1747 2009-09-26 Michael Matz <matz@suse.de>
1749 PR tree-optimization/41454
1750 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1751 (tree_ssa_dominator_optimize): Don't allocate and free it.
1752 (dom_opt_leave_block): Don't iterate over it.
1753 (eliminate_redundant_computations): Don't return a value.
1754 (cprop_operand, cprop_into_stmt): Ditto.
1755 (optimize_stmt): Don't defer updating stmts.
1757 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1759 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1760 generic_parameter_die, template_parameter_pack_die,
1761 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1762 renaming DW_TAG_formal_parameter_pack and
1763 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1764 and DW_TAG_GNU_template_parameter_pack.
1766 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1768 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1769 * config/v850/v850.c (v850_function_value): New function.
1770 (TARGET_FUNCTION_VALUE): Define.
1772 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1774 * tree-vect-stmts.c (vectorizable_call): Call
1775 mark_symbols_for_renaming after vect_finish_stmt_generation.
1777 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1778 to loc_descriptor_from_tree.
1779 (add_location_or_const_value_attribute): Pass 0 instead of 2
1780 for decl_by_reference_p decls.
1782 2009-09-25 Richard Guenther <rguenther@suse.de>
1785 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1788 2009-09-25 Ben Elliston <bje@au.ibm.com>
1790 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1793 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1795 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1796 form of instruction.
1798 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1801 * fold-const.c (const_binop): Handle complex int division.
1802 * tree-complex.c (expand_complex_div_straight,
1803 expand_complex_div_wide): Update comments.
1805 2009-09-24 DJ Delorie <dj@redhat.com>
1808 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1809 (reg_class): Likewise.
1810 (REG_CLASS_NAMES): Likewise.
1811 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1812 (m32c_override_options): Disable -fivopts for M32C.
1814 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1816 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1817 Delete VSX load/store with update support.
1818 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1819 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1823 (VStype_load_update): Ditto.
1824 (VStype_store_update): Ditto.
1825 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1826 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1828 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1829 load/store with update builtins.
1831 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1833 * libgcc2.c (L_trampoline): Prototype for getpagesize
1834 and mprotect in WINNT case.
1836 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1838 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1839 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1840 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1841 'outgoing' argument.
1842 (TARGET_FUNCTION_VALUE): Define.
1844 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1846 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1848 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1851 * common.opt: Initialize dwarf_strict to -1.
1852 * toplev.c (process_options): Catch unset dwarf_strict
1853 and set to 0 for all targets not overriding.
1854 * config/darwin.c (darwin_override_options): Catch unset
1855 dwarf_strict and override to 1.
1857 2009-09-24 Jeff Law <law@redhat.com>
1859 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1861 2009-09-24 Richard Guenther <rguenther@suse.de>
1863 PR tree-optimization/36143
1864 PR tree-optimization/38747
1865 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1866 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1868 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1871 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1872 return false instead of gcc_unreachable (). For CONST return the
1873 value returned by recursive call instead of always returning true.
1874 (tree_add_const_value_attribute): Return the value returned by
1875 add_const_value_attribute instead of always returning true if rtl
1878 2009-09-23 Justin Seyster <jrseys@gmail.com>
1880 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1882 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1884 * cgraphunit.c (cgraph_lower_function): Revert last change.
1885 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1886 instead of DECL_NO_STATIC_CHAIN.
1887 * tree-cfg.c (verify_gimple_call): Likewise.
1888 * tree-nested.c (get_chain_decl, get_chain_field,
1889 convert_tramp_reference_op, convert_gimple_call): Likewise.
1890 (convert_all_function_calls): Likewise. Always set or clear
1891 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1892 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1893 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1895 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1896 DECL_NO_STATIC_CHAIN.
1897 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1898 instead of DECL_NO_STATIC_CHAIN.
1899 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1900 decl_function_context.
1901 * varasm.c (initializer_constant_valid_p): Likewise.
1902 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1903 (DECL_STATIC_CHAIN): ... this.
1904 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1905 instead of DECL_NO_STATIC_CHAIN.
1907 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1908 Rafael Avila de Espindola <espindola@google.com>
1910 * gengtype.c (nb_plugin_files): Make it unsigned to match
1911 num_gt_files. Adjust other variables to avoid warnings.
1912 (main): Allocate an all zero lang_bitmap before each plugin file name
1913 to match regular file names.
1915 2009-09-23 Richard Henderson <rth@redhat.com>
1917 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1918 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1919 static chain passed in memory.
1920 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1921 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1922 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1923 STATIC_CHAIN_REGNUM defined.
1925 * config/picochip/picochip-protos.h: s/class/klass/.
1926 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1927 (picochip_static_chain): New.
1928 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1929 (STATIC_CHAIN_INCOMING): Remove.
1931 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1932 (xtensa_static_chain): New.
1933 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1934 (STATIC_CHAIN_INCOMING): Remove.
1936 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1938 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1939 * config/pa/pa-protos.h (function_value): Remove.
1940 * config/pa/pa.c (pa_function_value): Rename from function_value.
1941 Make static, add 'outgoing' argument.
1942 (TARGET_FUNCTION_VALUE): Define.
1944 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1946 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1947 instead of cfun->machine->is_leaf.
1948 * config/avr/avr.h (machine_function): Remove is_leaf field.
1950 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1953 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1954 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1955 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1956 the same size, prefer DW_OP_stack_value.
1957 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1958 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1960 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1963 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1965 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1968 * cfgexpand.c (convert_debug_memory_address): New.
1969 (expand_debug_expr): Convert base address and offset to the same
1970 mode. Use it to convert addresses to other modes. Accept
1973 2009-09-23 Richard Guenther <rguenther@suse.de>
1975 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1976 produced for bigendian targets with promoted subregs.
1978 2009-09-23 Richard Guenther <rguenther@suse.de>
1980 * value-prof.c (gimple_ic): Purge old EH edges only after building
1983 2009-09-23 Nick Clifton <nickc@redhat.com>
1985 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1987 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1990 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1993 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1994 on non-nested functions.
1996 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1997 Jan Hubicka <jh@suse.cz>
1999 * dwarf2out.c (loc_list_plus_const): Only define if
2000 DWARF2_DEBUGGING_INFO.
2001 (address_of_int_loc_descriptor): Likewise.
2004 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2006 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2009 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2010 constant is more than zero.
2012 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2015 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2016 call final to emit non-scheduled prologue, instead insert at entry.
2018 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2019 Joseph S. Myers <joseph@codesourcery.com>
2021 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2023 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2024 Rafael Avila de Espindola <espindola@google.com>
2026 * gengtype.c (is_file_equal): New function.
2027 (close_output_files): Use is_file_equal. Free of->buf.
2029 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2030 Rafael Avila de Espindola <espindola@google.com>
2032 * gengtype.c (write_types, write_local): Add the output_header
2033 argument. Update all callers.
2035 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2037 * dwarf2out.c (template_parameter_pack_die,
2038 gen_formal_parameter_pack_die ): New functions.
2039 (make_ith_pack_parameter_name): Remove this function.
2040 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2041 DW_TAG_formal_parameter_pack.
2042 (gen_generic_params_dies): Represent each template parameter pack
2043 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2044 represented by usual DW_TAG_template_*_parameter DIEs that are
2045 children of the DW_TAG_template_parameter_pack element DIE.
2046 (generic_parameter_die): This doesn't deal with parameter pack
2047 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2048 of parameter pack DIEs.
2049 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2050 in certain cases, e.g. for pack elements.
2051 (gen_formal_types_die, gen_decl_die): Adjust usage of
2052 gen_formal_parameter_die.
2053 (gen_subprogram_die): Represent each function parameter pack by a
2054 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2055 represented by usual DW_TAG_formal_parameter DIEs that are children
2056 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2057 ____builtin_va_alist decls as no part of the compiler uses those
2059 * langhooks.h (struct lang_hooks_for_decls): Add
2060 function_parm_expanded_from_pack_p, get_generic_function_decl
2061 and function_parameter_pack_p hooks. Fix comment for
2062 get_innermost_generic_parms hook.
2063 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2064 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2065 macros and use them to initialize lang_hook.
2067 2009-09-22 Richard Henderson <rth@redhat.com>
2069 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2070 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2071 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2072 on TRAMPOLINE_TEMPLATE.
2073 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2074 TRAMPOLINE_ADJUST_ADDRESS.
2075 * targhooks.c (default_asm_trampoline_template): Remove.
2076 (default_trampoline_adjust_address): Remove.
2077 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2078 * targhooks.h: Update decls.
2080 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2082 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2083 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2084 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2086 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2089 * reload1.c (reload): Reset debug insns with pseudos without
2092 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2094 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2095 unconditional true for decimal float modes.
2096 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2097 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2099 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2101 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2102 Enable a new case for __FreeBSD__ >= 7.
2103 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2104 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2105 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2106 and USE_LD_AS_NEEDED.
2108 * doc/install.texi (*-*-freebsd*): Update target information.
2110 2009-09-22 Richard Guenther <rguenther@suse.de>
2113 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2114 arrays really properly.
2116 2009-09-22 Richard Henderson <rth@redhat.com>
2119 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2120 calls.static_chain, calls.trampoline_init,
2121 calls.trampoline_adjust_address.
2122 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2123 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2124 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2125 * builtins.c (expand_builtin_setjmp_receiver): Use
2126 targetm.calls.static_chain; only clobber registers.
2127 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2128 set up memory attributes properly for the trampoline block.
2129 (expand_builtin_adjust_trampoline): Use
2130 targetm.calls.trampoline_adjust_address.
2131 * calls.c (prepare_call_address): Add fndecl argument. Use
2132 targetm.calls.static_chain.
2133 * df-scan.c (df_need_static_chain_reg): Remove.
2134 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2135 consolodate static chain handling.
2136 * doc/tm.texi: Document new hooks.
2137 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2138 (init_emit_regs): Don't initialize them.
2139 * expr.h (prepare_call_address): Update decl.
2140 * final.c (profile_function): Use targetm.calls.static_chain.
2141 * function.c (expand_function_start): Likewise.
2142 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2143 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2144 only clobber registers.
2145 * targhooks.c (default_static_chain): New.
2146 (default_asm_trampoline_template, default_trampoline_init): New.
2147 (default_trampoline_adjust_address): New.
2148 * targhooks.h: Declare them.
2149 * varasm.c (assemble_trampoline_template): Use
2150 targetm.asm_out.trampoline_template. Make the memory block const
2153 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2154 alpha_initialize_trampoline. Make static. Merge VMS parameter
2155 differences into the TARGET_ABI_OPEN_VMS code block.
2156 (TARGET_TRAMPOLINE_INIT): New.
2157 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2158 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2159 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2160 (INITIALIZE_TRAMPOLINE): Remove.
2162 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2163 (TRAMPOLINE_TEMPLATE): Merge with ...
2164 (INITIALIZE_TRAMPOLINE): ... this and move ...
2165 * config/arc/arc.c (arc_trampoline_init): ... here.
2166 (TARGET_TRAMPOLINE_INIT): New.
2168 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2169 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2170 (arm_asm_trampoline_template): New.
2171 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2172 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2173 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2174 code to arm_asm_trampoline_template.
2175 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2176 arm_trampoline_adjust_address.
2177 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2178 adjust for target hook parameters.
2180 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2183 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2184 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2185 (bfin_trampoline_init): Rename from initialize_trampoline;
2186 make static; update for target hook parameters.
2187 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2188 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2189 bfin_asm_trampoline_template.
2190 (INITIALIZE_TRAMPOLINE): Remove.
2192 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2193 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2194 cris_trampoline_init): New.
2195 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2196 cris_asm_trampoline_template.
2197 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2198 adjust for target hook parameters.
2200 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2202 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2203 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2204 fr30_trampoline_init): New.
2205 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2206 fr30_asm_trampoline_template.
2207 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2208 adjust for target hook parameters.
2210 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2211 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2212 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2213 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2214 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2216 * config/h8300/h8300.c (h8300_trampoline_init): New.
2217 (TARGET_TRAMPOLINE_INIT): New.
2218 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2219 to h8300_trampoline_init and adjust for hook parameters.
2221 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2222 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2223 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2224 make static; adjust for hook parameters.
2225 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2227 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2228 (TARGET_TRAMPOLINE_INIT): New.
2229 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2230 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2231 iq2000_asm_trampoline_template.
2232 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2233 (TRAMPOLINE_CODE_SIZE): New.
2234 (TRAMPOLINE_SIZE): Use it.
2235 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2237 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2238 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2239 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2240 adjust for hook parameters.
2241 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2243 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2244 (m32r_trampoline_init): New.
2245 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2246 m32r_trampoline_init.
2248 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2249 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2250 make static; update for hook parameters.
2251 * config/m68hc11/m68hc11-protos.h: Update.
2252 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2254 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2255 (TARGET_TRAMPOLINE_INIT): New.
2256 (mcore_function_value): Fix typo.
2257 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2258 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2259 to mcore_asm_trampoline_template.
2260 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2262 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2263 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2264 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2265 update for hook parameters.
2266 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2268 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2269 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2270 mips_trampoline_init): New.
2271 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2272 mips_asm_trampoline_template.
2273 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2274 update for hook parameters.
2276 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2277 (TARGET_TRAMPOLINE_INIT): New.
2278 (mmix_trampoline_size): Remove.
2279 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2280 make static. Remove out-of-date tetra vs octa comment.
2281 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2282 make static; update for hook parameters.
2283 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2284 (INITIALIZE_TRAMPOLINE): Remove.
2285 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2286 (TRAMPOLINE_ALIGNMENT): New.
2287 * gcc/config/mmix/mmix-protos.h: Update.
2289 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2290 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2291 mn10300_trampoline_init): New.
2292 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2293 mn10300_asm_trampoline_template.
2294 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2296 * config/moxie/moxie.c (moxie_static_chain,
2297 moxie_asm_trampoline_template, moxie_trampoline_init,
2298 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2299 TARGET_TRAMPOLINE_INIT): New.
2300 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2301 moxie_trampoline_init.
2302 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2303 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2305 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2306 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2307 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2308 pa_trampoline_adjust_address): New.
2309 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2310 pa_asm_trampoline_template.
2311 (TRAMPOLINE_ALIGNMENT): New.
2312 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2313 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2314 adjust for hook parameters.
2315 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2317 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2318 (TARGET_TRAMPOLINE_INIT): New.
2319 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2320 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2322 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2324 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2325 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2326 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2327 make static; adjust parameters for the hook.
2328 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2330 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2331 s390_trampoline_template; make static.
2332 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2333 make static; adjust for target hook.
2334 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2335 * config/s390/s390-protos.h: Remove trampoline decls.
2336 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2337 (TRAMPOLINE_TEMPLATE): Remove.
2338 (TRAMPOLINE_ALIGNMENT): New.
2340 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2341 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2342 (TARGET_TRAMPOLINE_INIT): New.
2343 (score_asm_trampoline_template): New.
2344 (score_trampoline_init): Rename from score_initialize_trampoline;
2345 make static; adjust for hook parameters.
2346 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2347 score[37]_asm_trampoline_template.
2348 (INITIALIZE_TRAMPOLINE): Remove.
2349 * config/score/score3.c (score3_asm_trampoline_template): New.
2350 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2351 adjust for target hook.
2352 * config/score/score7.c (score7_asm_trampoline_template): New.
2353 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2354 adjust for target hook.
2355 * config/score/score3.h, config/score/score7.h: Update.
2357 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2358 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2359 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2360 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2361 make static; adjust for target hook parameters.
2362 (sh_trampoline_adjust_address): New.
2363 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2364 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2366 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2367 (sparc32_initialize_trampoline): Rename from
2368 sparc_initialize_trampoline; make static; replace tramp parameter
2369 with m_tramp and update memory accesses.
2370 (sparc64_initialize_trampoline): Similarly.
2371 (sparc_trampoline_init): New.
2372 * config/sparc/sparc-protos.h: Remove trampoline decls.
2373 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2374 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2376 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2377 (array_to_constant): Make ARR parameter const.
2378 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2379 make static; update for hook parameters.
2380 * config/spu/spu-protos.h: Update decls.
2381 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2383 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2384 from xstormy16_initialize_trampoline; make static; update for
2386 (TARGET_TRAMPOLINE_INIT): New.
2387 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2389 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2390 (TARGET_TRAMPOLINE_INIT): New.
2391 (v850_can_eliminate): Make static.
2392 (v850_asm_trampoline_template, v850_trampoline_init): New.
2393 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2394 v850_asm_trampoline_template.
2395 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2396 and adjust for target hook parameters.
2398 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2399 (TARGET_TRAMPOLINE_INIT): New.
2400 (vax_asm_trampoline_template, vax_trampoline_init): New.
2401 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2402 vax_asm_trampoline_template.
2403 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2405 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2406 (TARGET_TRAMPOLINE_INIT): New.
2407 (xtensa_asm_trampoline_template): Rename from
2408 xtensa_trampoline_template; make static.
2409 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2410 make static; update for hook parameters.
2411 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2412 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2413 (INITIALIZE_TRAMPOLINE): Remove.
2415 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2416 error for nested functions with regparm=3.
2417 (ix86_compute_frame_layout): Adjust frame pointer offset for
2418 ix86_static_chain_on_stack.
2419 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2420 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2421 don't reset to UNITS_PER_WORD.
2422 (ix86_emit_leave): Adjust ix86_cfa_state.
2423 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2424 (ix86_static_chain): New.
2425 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2426 make static; update for target hook parameters; use ix86_static_chain.
2427 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2428 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2429 (INITIALIZE_TRAMPOLINE): Remove.
2430 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2431 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2432 to the end. Add static_chain_on_stack.
2433 (ix86_static_chain_on_stack): New.
2435 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2436 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2437 (m68k_trampoline_init): New.
2438 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2439 m68k_trampoline_init and adjust for hook parameters.
2440 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2441 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2443 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2445 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2446 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2448 * reload1.c (reload): Call wrap_constant when substituting
2449 reg for equiv inside of DEBUG_INSNs.
2452 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2453 add_call_src_coords_attributes, add_high_low_attributes,
2454 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2455 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2456 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2457 when -gdwarf-2 -gstrict-dwarf.
2458 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2459 -gdwarf-[23] -gstrict-dwarf.
2460 (address_of_int_loc_descriptor, loc_descriptor,
2461 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2462 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2463 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2465 2009-09-22 Richard Guenther <rguenther@suse.de>
2467 PR tree-optimization/41428
2468 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2469 (ccp_finalize): Pass it to substitute_and_fold.
2471 2009-09-22 Richard Guenther <rguenther@suse.de>
2473 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2474 (substitute_and_fold): Adjust prototype.
2475 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2476 (simplify_stmt_using_ranges): Likewise.
2477 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2478 (vrp_fold_stmt): New function.
2479 (vrp_finalize): Pass it to substitute_and_fold.
2480 * tree-flow.h (vrp_evaluate_conditional): Remove.
2481 (simplify_stmt_using_ranges): Likewise.
2482 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2483 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2484 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2486 (fold_predicate_in): Move to tree-vrp.c.
2487 (substitute_and_fold): Use the callback instead of calling into
2488 tree-vrp.c functions directly.
2490 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2492 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2493 comparison warning on rs6000.
2496 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2497 GIMPLE_EH_MUST_NOT_THROW cleanup.
2498 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2500 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2503 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2504 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2505 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2506 libSystem which is derived from the gcc 4.2.1 unwinder.
2508 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2511 * varasm.c (default_encode_section_info): Copy TLS model into
2512 sym_ref flags regardless of backend support for TLS, for all
2513 model types except TLS_MODEL_EMULATED.
2515 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2518 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2519 we can handle it correctly.
2521 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2523 * doc/install.texi (os2): Remove section.
2525 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2527 * doc/standards.texi (Objective-C): Adjust two URLs.
2529 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2531 * tree-tailcall.c (process_assignment): Don't check if a
2532 multiplication or an addition are already present.
2533 (find_tail_calls): Combine multiple additions and multiplications.
2534 (adjust_accumulator_values): Emit accumulators.
2536 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2538 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2539 xmm register restore.
2541 2009-09-21 Jan Hubicka <jh@suse.cz>
2543 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2544 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2547 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2549 * stor-layout.c (layout_type): Remove obsolete code.
2551 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2554 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2556 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2559 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2560 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2561 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2562 * fold-const.c (const_binop): Likewise.
2563 * real.h (do_mpc_arg2): Update prototype.
2565 2009-09-20 Jan Hubicka <jh@suse.cz>
2567 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2568 (add_location_or_const_value_attribute): Rewrite using
2570 (tree_add_const_value_attribute): Return true if successful.
2571 (tree_add_const_value_attribute_for_decl): Likewise.
2573 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2574 (loc_descriptor): ... here;
2575 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2576 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2577 pool items that was not marked for output.
2578 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2579 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2580 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2581 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2582 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2583 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2584 DW_OP_stack_value to get address of items that are not available
2586 (dw_loc_list): Handle single element lists correctly.
2588 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2589 Pascal Obry <obry@adacore.com>
2591 * unwind-dw2-fde.c (classify_object_over_fdes):
2592 Cast the constant 1 to _Unwind_Ptr.
2593 (add_fdes): Likewise.
2594 (linear_search_fdes): Likewise.
2596 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2598 * stor-layout.c (set_sizetype): Avoid useless type copy.
2600 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2602 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2604 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2605 * configure, config.in: Regenerate.
2606 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2608 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2609 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2610 for global data if the output could be used in a shared library.
2611 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2612 to 0 if TARGET_WRITABLE_EH_FRAME.
2614 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2616 PR rtl-optimization/39886
2617 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2618 just when insn is equal to BB_END (bb).
2620 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2622 * config/mips/mips.opt (mrelax-pic-calls): New option.
2623 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2625 (mips_unspec_call): Change "unspec_call" expander into this.
2626 (mips_strip_unspec_call): New function.
2627 (mips_got_load): Call mips_unspec_call instead of
2628 gen_unspec_call<mode>.
2629 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2631 (mips_cfg_in_reorg): New function.
2632 (mips16_lay_out_constants): Use it to decide whether to call
2633 CFG-aware insn splitting.
2634 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2635 mips_reorg. Move DF set-up code from here ...
2636 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2638 (mips_reorg): Call mips_df_reorg instead of
2639 r10k_insert_cache_barriers. Move CFG set-up code here from
2640 r10k_insert_cache_barriers.
2641 (mips_call_expr_from_insn): New function.
2642 (mips_pic_call_symbol_from_set): Likewise.
2643 (mips_find_pic_call_symbol): Likewise.
2644 (mips_annotate_pic_call_expr): Likewise.
2645 (mips_get_pic_call_symbol): Likewise.
2646 (mips_annotate_pic_calls): Likewise.
2647 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2649 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2650 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2651 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2653 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2654 (unspec_call<mode>): Remove it.
2655 (sibcall_internal, sibcall_value_internal,
2656 sibcall_value_multiple_internal, call_internal, call_split,
2657 call_value_internal, call_value_split,
2658 call_value_multiple_internal, call_value_multiple_split): Pass
2659 SIZE_OPNO to MIPS_CALL.
2660 (call_internal_direct, call_direct_split,
2661 call_value_internal_direct, call_value_direct_split): Pass -1 as
2662 SIZE_OPNO to MIPS_CALL.
2663 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2664 * configure: Regenerate.
2665 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2666 and -mno-relax-pic-calls.
2667 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2669 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2672 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2673 in the directory this rule is called from, rather than the
2674 toplevel 'gcc' directory, to fix in-tree build.
2676 2009-09-19 Chris Demetriou <cgd@google.com>
2678 PR preprocessor/28435:
2679 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2680 to cpplib that the preprocessor output is needed.
2682 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2684 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2685 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2686 *return_and_restore_fpregs_<mode>,
2687 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2690 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2691 instead of assuming it has always a REG inside of it.
2693 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2695 * config/freebsd.h: Update comment on types.
2696 (WINT_TYPE): Define.
2698 2009-09-18 Jason Merrill <jason@redhat.com>
2700 * c.opt: Add -fno-deduce-init-list.
2702 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2704 * value-prof.c (interesting_stringop_to_profile_p): Added output
2705 argument to indicate which parameter is the size parameter.
2706 * value-prof.c (gimple_stringop_fixed_value): Use
2707 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2708 * value-prof.c (gimple_stringops_transform): Update call sites to
2709 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2711 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2714 From David Binderman <dcb314@hotmail.com>:
2715 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2716 local variable f. Remove stale comments.
2717 (ix86_compute_frame_layout): Remove useless local variable total_size.
2718 Remove #if 0'd code.
2719 (legitimate_address_p): Remove useless local variables
2720 reason_rtx and reason.
2721 (ix86_split_copysign_const): Remove useless local variable op1.
2722 (scale_counter): Remove useless local variable piece_size_mask.
2724 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2726 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2729 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2732 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2734 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2736 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2739 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2741 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2742 DW_OP_implicit_value even without dwarf_version 4.
2744 2009-09-17 Jan Hubicka <jh@suse.cz>
2746 * dwarf2out.c: Include tree-pass.h and gimple.h.
2747 (loc_list_plus_const): New function.
2748 (loc_descriptor_from_tree_1): Rename to ...
2749 (loc_descriptor_from_tree): ... remove original.
2750 (loc_list_from_tree): New function.
2751 (add_AT_location_description): Accept location list.
2752 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2753 (concatn_mem_loc_descriptor): Remove.
2754 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2756 (secname_for_decl): Move up.
2757 (hidden_reference_p): New function; break out from ...
2758 (loc_by_refernece): ... here; move up.
2759 (dw_loc_list): New function.
2760 (single_element_loc_list): New function.
2761 (single_element_loc_list_p): New function.
2762 (add_loc_descr_to_each): New function.
2763 (add_loc_list): New function.
2764 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2765 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2766 add diagnostics why expansion failed.
2767 (add_location_or_const_value_attribute): Support location lists.
2768 (add_bound_info): Likewise.
2769 (descr_info_loc): Update call of loc_descriptor_from_tree.
2770 (gen_variable_die): Work on location lists.
2771 * final.c (pass_final): Add dump file.
2772 * Makefile.in (dwarf2out.o): Add new dependencies.
2774 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2777 * real.c decimal_from_integer, decimal_integer_string): New.
2778 (real_from_integer): Use them as special case for decimal float.
2779 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2780 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2781 Do not append zero after the decimal point in string to convert.
2783 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2785 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2786 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2788 2009-09-17 Martin Jambor <mjambor@suse.cz>
2790 * common.opt (fipa-sra): New switch.
2791 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2792 * timevar.def (TV_IPA_SRA): New timevar.
2793 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2794 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2795 * tree-sra.c: Include cgraph.c.
2796 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2797 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2798 and grp_not_necessarilly_dereferenced.
2799 (func_param_count): New variable.
2800 (encountered_apply_args): New variable.
2801 (bb_dereferences): New variable.
2802 (final_bbs): New variable.
2803 (no_accesses_representant): New variable.
2804 (no_accesses_p): New function.
2805 (dump_access): Dump the new fields.
2806 (sra_initialize): Set encountered_apply_args to false.
2807 (get_ssa_base_param): New function.
2808 (mark_parm_dereference): New function.
2809 (create_access): Caring for INIDRECT_REFs and different handling of
2810 varialble length accesses in early IPA SRA. Store the stmt - a new
2811 parameter - to the new access.
2812 (build_access_from_expr_1): New parameter stmt, passed to
2813 create_access. Handle INDIRECT_REFs.
2814 (build_access_from_expr): Pass the current statement to
2815 build_access_from_expr_1.
2816 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2818 (build_accesses_from_assign): Pass the current statement to
2819 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2820 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2821 final_bbs when necessary. Check for calls to __builtin_apply_args.
2822 Fixup EH info if anythng was changed.
2823 (is_unused_scalar_param): New function.
2824 (ptr_parm_has_direct_uses): New function.
2825 (find_param_candidates): New function.
2826 (mark_maybe_modified): New function.
2827 (analyze_modified_params): New function.
2828 (propagate_dereference_distances): New function.
2829 (dump_dereferences_table): New function.
2830 (analyze_caller_dereference_legality): New function.
2831 (unmodified_by_ref_scalar_representative): New function.
2832 (splice_param_accesses): New function.
2833 (decide_one_param_reduction): New function.
2834 (enum ipa_splicing_result): New type.
2835 (splice_all_param_accesses): New function.
2836 (get_param_index): New function.
2837 (turn_representatives_into_adjustments): New function.
2838 (analyze_all_param_acesses): New function.
2839 (get_replaced_param_substitute): New function.
2840 (get_adjustment_for_base): New function.
2841 (replace_removed_params_ssa_names): New function.
2842 (sra_ipa_reset_debug_stmts): New function.
2843 (sra_ipa_modify_expr): New function.
2844 (sra_ipa_modify_assign): New function.
2845 (convert_callers): New function.
2846 (modify_function): New function.
2847 (ipa_sra_preliminary_function_checks): New function.
2848 (ipa_early_sra): New function.
2849 (ipa_early_sra_gate): New function.
2850 (pass_early_ipa_sra): New variable.
2851 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2853 2009-09-17 Michael Matz <matz@suse.de>
2856 * tree.c (build_type_attribute_qual_variant): Export.
2857 * tree.h (build_type_attribute_qual_variant): Declare.
2858 * tree-inline.c (remap_type_1): Use it to build variants with
2859 the original qualifiers and attributes.
2861 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2863 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2864 without a fallthrough edge.
2866 2009-09-16 DJ Delorie <dj@redhat.com>
2868 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2869 chip and ignore the "fast_interrupt" attribute if so.
2871 2009-09-16 Richard Henderson <rth@redhat.com>
2874 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2877 2009-09-16 Richard Henderson <rth@redhat.com>
2880 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2881 is set only if DECL_NO_STATIC_CHAIN is unset.
2882 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2883 (FOR_EACH_NEST_INFO): New.
2884 (walk_all_functions): Use it.
2885 (finalize_nesting_tree): Likewise.
2886 (unnest_nesting_tree): Likewise.
2887 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2888 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2889 (convert_gimple_call): Early out if gimple_call_chain already set.
2890 (convert_all_function_calls): Iterate until no new functions
2891 require a static chain.
2892 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2893 when building a trampoline. Use dump_function_to_file instead
2895 (lower_nested_functions): Open dump_file. Validate that decls
2896 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2897 bit reset by this pass.
2899 2009-09-16 Michael Matz <matz@suse.de>
2902 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2903 shorten decl_common_unused.
2904 (DECL_RESTRICTED_P): New accessor.
2905 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2906 to disambiguate marked decls and restrict pointers.
2908 2009-09-16 Richard Henderson <rth@redhat.com>
2911 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2913 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2915 * integrate.c (set_block_abstract_flags): Call
2916 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2918 2009-09-16 Richard Guenther <rguenther@suse.de>
2921 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2924 2009-09-16 DJ Delorie <dj@redhat.com>
2925 Kaz Kojima <kkojima@gcc.gnu.org>
2927 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2928 (sh_expand_prologue): Update calls to output_stack_adjust.
2929 (sh_expand_epilogue): Likewise.
2931 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2934 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2935 trying to limit the extent of searches in the insn stream.
2937 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2938 Jakub Jelinek <jakub@redhat.com>
2942 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2944 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2945 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2946 (rs6000_savres_strategy): Always save FP registers inline if the
2947 target doesn't support hardware double-precision. Set the above
2948 bits in return value when needed.
2949 (rs6000_savres_routine_sym): Fix computation for cache selector.
2950 Mark the generated symbol as a function. Rename exitp argument to
2951 lr. Move code for determining the name of the symbol...
2952 (rs6000_savres_routine_name): ...here. New function. Add cases for
2953 getting the names right on AIX and 64-bit Linux.
2954 (savres_routine_name): New variable.
2955 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2956 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2957 on what the target routine uses as a base register. If savep && lr
2958 describe saving of r0 into memory slot.
2959 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2960 line calls for AIX ABI.
2961 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2962 determine FP save/restore functions.
2963 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2964 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2966 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2967 Duplicate restoration of LR and execute the appropriate one
2968 depending on whether GPRs are being restored inline. Set r11 from
2969 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2970 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2971 Fix out of line calls for AIX ABI.
2972 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2974 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2976 (*restore_gpregs_spe): Likewise.
2977 (*return_and_restore_gpregs_spe): Likewise.
2978 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2979 Define to empty string unconditionally.
2980 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2981 Define to empty string unconditionally.
2982 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2985 2009-09-15 Jan Hubicka <jh@suse.cz>
2987 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2988 * params.def (inline-insns-auto): Likewise.
2990 2009-09-15 Martin Jambor <mjambor@suse.cz>
2992 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2993 individual statements only at TDF_DETAILS dump level. Format
2994 source for 80 characters per line.
2996 2009-09-15 Christian Bruel <christian.bruel@st.com>
2998 * regrename.c (do_replace): Update REG_DEAD notes.
3000 2009-09-15 Revital Eres <eres@il.ibm.com>
3002 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3003 * targhooks.c (default_builtin_support_vector_misalignment):
3004 New builtin function.
3005 * targhooks.h (default_builtin_support_vector_misalignment):
3007 * target.h (builtin_support_vector_misalignment):
3008 New field in struct gcc_target.
3009 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3010 new builtin function.
3011 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3013 * config/rs6000/rs6000.c
3014 (rs6000_builtin_support_vector_misalignment): New function.
3015 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3017 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3019 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3021 (bfin_optimize_loop): Likewise.
3022 (bfin_gen_bundles): Likewise.
3023 (workaround_speculation): Likewise.
3024 (find_load): Return NULL_RTX for debug_insn.
3026 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3028 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3031 2009-09-14 DJ Delorie <dj@redhat.com>
3033 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3034 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3037 2009-09-14 Richard Henderson <rth@redhat.com>
3038 Jakub Jelinek <jakub@redhat.com>
3040 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3041 * cfgbuild.c (make_edges): Handle asm goto.
3042 * cfglayout.c (fixup_reorder_chain): Likewise.
3043 * cfgrtl.c (patch_jump_insn): Likewise.
3044 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3045 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3046 (gimple_build_asm_vec): Add and use labels parameter.
3047 (gimple_build_asm): Remove.
3048 (walk_gimple_asm): Walk labels too.
3049 * gimple.def (GIMPLE_ASM): Update docs.
3050 * gimple.h: Update decls.
3051 (struct gimple_statement_asm): Change nc to use unsigned char;
3053 (gimple_asm_nlabels): New.
3054 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3055 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3056 into gimple_build_asm_vec.
3057 * jump.c (mark_jump_label_asm): New.
3058 (mark_jump_label): Use it.
3059 (redirect_jump_1): Handle asm goto.
3060 (invert_jump_1): Soft fail if X is null.
3061 * recog.c (extract_asm_operands): New.
3062 (asm_noperands): Use it; handle asm labels.
3063 (decode_asm_operands): Use extract_asm_operands.
3064 (asm_operand_ok): Properly handle empty string.
3065 * reg-stack.c (get_asm_operands_in_out): Rename from
3066 get_asm_operand_n_inputs; use extract_asm_operands; return both
3067 inputs and outputs by reference; update all callers.
3068 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3069 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3070 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3071 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3072 (extract_asm_operands): Declare.
3073 * stmt.c (expand_asm_operands): Add and use labels parameter.
3074 (check_unique_operand_names): Likewise.
3075 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3076 (expand_asm_stmt): Handle asm labels.
3077 * tree-cfg.c (make_gimple_asm_edges): New.
3078 (make_edges): Use it.
3079 (cleanup_dead_labels): Handle asm labels.
3080 (is_ctrl_altering_stmt): Likewise.
3081 (gimple_redirect_edge_and_branch): Likewise.
3082 * tree.def (ASM_EXPR): Add 5th operand.
3083 * tree.h (ASM_LABELS): New.
3084 (resolve_asm_operand_names): Update decl.
3086 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3087 (c_parser_asm_goto_operands): New.
3088 * c-tree.h (build_asm_expr): Update decl.
3089 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3090 * doc/extend.texi: Document asm goto.
3092 2009-09-14 Richard Henderson <rth@redhat.com>
3094 * except.h: Update declarations.
3095 (struct pointer_map_t): Forward declare.
3096 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3097 (struct eh_landing_pad_d, eh_landing_pad): New.
3098 (struct eh_catch_d, eh_catch): New.
3099 (struct eh_region_d): Remove next_region_sharing_label, aka,
3100 label, tree_label, landing_pad, post_landing_pad, resume,
3101 may_contain_throw. Rename region_number to index. Remove
3102 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3103 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3104 (VEC(eh_landing_pad,gc)): New.
3105 (struct eh_status): Remove last_region_number. Add lp_array,
3106 throw_stmt_table, ttype_data, ehspec_data.
3107 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3108 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3109 * except.c (lang_protect_cleanup_actions): Return tree.
3110 (struct ehl_map_entry): Remove.
3111 (init_eh_for_function): Push zero entries for region and lp_array.
3112 (gen_eh_region): Add to region_array immediately.
3113 (gen_eh_region_catch): Operate on eh_catch objects.
3114 (gen_eh_landing_pad): New.
3115 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3116 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3117 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3118 (get_eh_landing_pad_from_number_fn): New.
3119 (get_eh_landing_pad_from_number): New.
3120 (get_eh_region_from_lp_number_fn): New.
3121 (get_eh_region_from_lp_number): New.
3122 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3123 (get_exception_pointer, get_exception_filter): Remove.
3124 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3125 (current_function_has_exception_handlers): Simplify.
3126 (bring_to_root, eh_region_replaceable_by_p): Remove.
3127 (replace_region, hash_type_list, hash_eh_region): Remove.
3128 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3129 (label_to_region_map, num_eh_regions): Remove.
3130 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3131 (find_exception_handler_labels): Remove.
3132 (duplicate_eh_regions_0, find_prev_try): Remove.
3133 (struct duplicate_eh_regions_data): New.
3134 (duplicate_eh_regions_1): Rewrite.
3135 (duplicate_eh_regions): Return a pointer map instead of an
3137 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3138 (redirect_eh_edge_to_label): Remove.
3139 (eh_region_outermost): Rewrite using eh_region pointers
3140 instead of integers.
3141 (add_ttypes_entry): Update for ttype_data move to eh_status.
3142 (add_ehspec_entry): Rewrite with VEC instead of varray.
3143 (assign_filter_values): Likewise. Export.
3144 (build_post_landing_pads, connect_post_landing_pads): Remove.
3145 (dw2_build_landing_pads): Rewrite to use lp_array.
3146 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3147 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3148 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3149 (sjlj_mark_call_sites): Update for landing pad numbers.
3150 (finish_eh_generation): Rewrite.
3151 (gate_handle_eh): Do nothing for no eh tree.
3152 (pass_rtl_eh): Move up near finish_eh_generation.
3153 (remove_eh_landing_pad): New.
3154 (remove_eh_handler): Export.
3155 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3156 (for_each_eh_label): Rewrite to use lp_array.
3157 (make_reg_eh_region_note): New.
3158 (make_reg_eh_region_note_nothrow_nononlocal): New.
3159 (insn_could_throw_p): New.
3160 (copy_reg_eh_region_note_forward): New.
3161 (copy_reg_eh_region_note_backward): New.
3162 (check_handled, add_reachable_handler): Remove.
3163 (reachable_next_level, foreach_reachable_handler): Remove.
3164 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3165 (get_eh_region_and_lp_from_rtx): New.
3166 (get_eh_region_from_rtx): New.
3167 (can_throw_internal_1, can_throw_external_1): Remove.
3168 (can_throw_internal): Use get_eh_region_from_rtx.
3169 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3170 (insn_nothrow_p, can_nonlocal_goto): New.
3171 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3172 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3173 (add_action_record): Use VEC not varray.
3174 (collect_one_action_chain): Update for eh_region changes.
3175 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3176 Use get_eh_region_and_lp_from_rtx.
3177 (gate_convert_to_eh_region_ranges): New.
3178 (pass_convert_to_eh_region_ranges): Use it.
3179 (push_uleb128, push_sleb128): Use VEC not varray.
3180 (output_one_function_exception_table): Likewise.
3181 (dump_eh_tree): Update for eh_region changes.
3182 (verify_eh_tree): Likewise.
3183 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3184 * tree-eh.c: Include target.h.
3185 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3186 Don't disallow GIMPLE_RESX; adjust argument check.
3187 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3188 (record_stmt_eh_region): Update for landing pad numbers;
3189 generate a landing pad if necessary.
3190 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3191 (remove_stmt_from_eh_lp_fn): Similarly.
3192 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3193 Update for lp numbers; don't special case missing throw_stmt_table.
3194 (lookup_expr_eh_lp): Similarly.
3195 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3196 (eh_seq, eh_region_may_contain_throw): New.
3197 (struct leh_state): Add ehp_region.
3198 (struct leh_tf_state): Remove eh_label.
3199 (emit_post_landing_pad): New.
3200 (emit_resx, emit_eh_dispatch): New.
3201 (note_eh_region_may_contain_throw): New.
3202 (frob_into_branch_around): Take eh_region not eh label;
3203 emit eh code into eh_seq.
3204 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3205 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3206 lower_eh_must_not_throw. Emit code to eh_seq.
3207 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3208 (lower_try_finally_onedest): Likewise.
3209 (lower_try_finally_copy): Likewise.
3210 (lower_try_finally_switch): Likewise.
3211 (lower_try_finally): Initialize ehp_region.
3212 (lower_catch): Update for eh_catch objects.
3213 (lower_eh_filter): Don't handle must_not_throw.
3214 (lower_eh_must_not_throw): New.
3215 (lower_cleanup): Don't set eh_label.
3216 (lower_eh_constructs_2): Resolve eh builtins.
3217 Handle GIMPLE_EH_MUST_NOT_THROW.
3218 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3219 Add eh_seq to the end of the function body.
3220 (make_eh_dispatch_edges): New.
3221 (make_eh_edge): Remove.
3222 (make_eh_edges): Simplify for landing pads.
3223 (redirect_eh_edge_1): New.
3224 (redirect_eh_edge): Use it.
3225 (redirect_eh_dispatch_edge): New.
3226 (stmt_could_throw_p): Use a switch. Allow RESX.
3227 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3228 (stmt_can_throw_internal): Likewise.
3229 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3230 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3231 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3232 (gate_refactor_eh): New.
3233 (pass_refactor_eh): Use it.
3234 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3235 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3236 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3237 (remove_unreachable_handlers): Rename from
3238 tree_remove_unreachable_handlers; rewrite for landing pads;
3239 call remove_eh_handler directly.
3240 (remove_unreachable_handlers_no_lp): New.
3241 (unsplit_eh, unsplit_all_eh): New.
3242 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3243 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3244 (cleanup_empty_eh_unsplit): New.
3245 (cleanup_empty_eh): Rewrite.
3246 (cleanup_all_empty_eh): New.
3247 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3248 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3249 (gate_cleanup_eh): New.
3250 (pass_cleanup_eh): Use it.
3251 (verify_eh_edges): Move later in file. Expect one EH edge.
3252 (verify_eh_dispatch_edge): New.
3254 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3255 (gtype-desc.o): Add TARGET_H.
3256 (tree.o): Use EXCEPT_H, not except.h.
3257 (cfgbuild.o): Add EXPR_H.
3258 (GTFILES): Add vecprim.h.
3259 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3260 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3261 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3262 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3263 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3264 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3265 calls to can_throw_internal.
3266 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3267 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3268 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3269 (expand_gimple_stmt): Use make_reg_eh_region_note.
3270 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3271 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3272 or find_exception_handler_labels.
3273 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3274 there is exacly one EH edge. Use can_nonlocal_goto and
3276 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3277 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3278 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3279 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3280 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3281 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3282 * dse.c (scan_insn): Use insn_could_throw_p.
3283 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3284 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3285 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3286 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3287 EXC_PTR_EXPR or FILTER_EXPR.
3288 (tree_expr_nonzero_warnv_p): Likewise.
3289 * function.h: Include vecprim.h, not varray.h
3290 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3291 move ttype_data and ehspec_data members to struct eh_status; change
3292 action_record_data member to a VEC.
3293 * gcse.c (hash_scan_set): Use can_throw_internal.
3294 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3295 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3296 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3297 (block_may_fallthru): Don't handle RESX_EXPR.
3298 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3299 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3300 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3301 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3302 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3303 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3304 (gimple_size): Likewise.
3305 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3306 (gimple_build_resx): Use gimple_build_with_ops.
3307 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3308 (is_gimple_val): Likewise.
3309 (is_gimple_stmt): Remove RESX_EXPR.
3310 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3311 (GIMPLE_RESX): Reorder with other EH constructs.
3312 * gimple.h (struct gimple_statement_eh_mnt): New.
3313 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3314 (gimple_eh_filter_must_not_throw): Remove.
3315 (gimple_eh_filter_set_must_not_throw): Remove.
3316 (gimple_eh_must_not_throw_fndecl): New.
3317 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3318 (is_gimple_resx): New.
3319 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3320 Don't copy EH_FILTER_MUST_NOT_THROW.
3321 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3322 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3323 handle must_not_throw_labels specially.
3324 * ipa-pure-const.c (check_call): Update debug statement for LP.
3325 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3326 * ipa-utils.c (get_base_var): Likewise.
3327 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3328 * lower-subreg.c (move_eh_region_note): Remove.
3329 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3330 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3331 (create_task_copyfn): Likewise.
3332 (maybe_catch_exception): Use gimple_build_eh_filter.
3333 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3334 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3335 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3336 and pass_lower_resx.
3337 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3338 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3339 can_throw_internal, can_nonlocal_goto.
3340 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3341 copy_reg_eh_region_note_forward.
3342 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3343 (emit_output_reload_insns): Likewise.
3344 (copy_eh_notes): Remove.
3345 * rtl.def (RESX): Remove.
3346 * rtl.h: Update declarations.
3347 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3348 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3349 (update_eh_label): Remove.
3350 (cleanup_dead_labels_eh): New.
3351 (cleanup_deal_labels): Use it instead of update_eh_label.
3352 (gimple_merge_blocks): Update landing pad data structure when
3353 removing a landing pad label.
3354 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3355 test; handle GIMPLE_EH_MUST_NOT_THROW.
3356 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3357 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3358 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3359 (verify_stmt): Likewise. Verify landing pads.
3360 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3361 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3362 (struct move_stmt_d): Add eh_map.
3363 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3364 (move_stmt_r): Remap eh region numbers in builtin calls,
3365 resx and eh_dispatch.
3366 (move_block_to_fn): Remove eh_offset parameter. Use
3367 maybe_duplicate_eh_stmt_fn.
3368 (find_outermost_region_in_block): Operate on eh_region pointers
3369 instead of region numbers.
3370 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3371 duplicate_eh_regions.
3372 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3373 test earlier. Disallow EH landing pads.
3374 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3375 * tree-flow.h: Update declarations.
3376 (struct tree_ann_common_d): Replace rn with lp_nr.
3377 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3378 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3379 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3380 resx and eh_dispatch.
3381 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3382 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3383 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3384 from duplicate_eh_regions.
3385 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3386 update RESX; handle EH_DISPATCH.
3387 (expand_call_inline): Set eh_lp_nr, not eh_region.
3388 (maybe_inline_call_in_expr): Likewise.
3389 * tree-inline.h (struct copy_body_data): Replace eh_region with
3390 eh_lp_nr, eh_region_offset with eh_map.
3391 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3392 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3393 * tree-pretty-print.c (dump_generic_node): Don't handle
3394 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3395 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3396 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3397 EXC_PTR_EXPR, FILTER_EXPR.
3398 * tree-ssa-operands.c (get_expr_operands): Likewise.
3399 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3400 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3401 (ao_ref_init_from_vn_reference): Likewise.
3402 * tree-ssa-sink.c (statement_sink_location): Likewise.
3403 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3404 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3405 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3406 EXC_PTR_EXPR, FILTER_EXPR.
3407 (is_exception_related): Remove.
3408 (compute_avail): Don't call it.
3409 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3410 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3411 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3412 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3414 (build_resx): Remove.
3415 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3416 * tree.h: Update declarations.
3417 (EH_FILTER_MUST_NOT_THROW): Remove.
3418 (struct tree_label_decl): Add eh_landing_pad_nr.
3419 (EH_LANDING_PAD_NR): New.
3420 * value-prof.c (gimple_ic): Tidy variable names. Update for
3421 landing pad numbers.
3422 (gimple_stringop_fixed_value): Tidy variable names. Assert
3423 that neither call stmt can throw.
3424 * vecprim.h (uchar): New.
3425 (VEC(uchar,heap), VEC(uchar,gc)): New.
3427 * c-common.c (c_define_builtins): Update call to
3428 build_common_builtin_nodes.
3429 * c-parser.c (c_parse_file): Don't call
3430 default_init_unwind_resume_libfunc.
3432 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3434 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3435 (mips_cprestore_address_p): Likewise.
3436 (mips_save_gp_to_cprestore_slot): Likewise.
3437 (mips_restore_gp): Rename to...
3438 (mips_restore_gp_from_cprestore_slot): ...this.
3439 (mips_must_initialize_gp_p): Declare.
3440 (mips_emit_save_slot_move): Likewise.
3441 (mips_output_load_label): Return nothing.
3442 (mips_eh_uses): Declare.
3443 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3444 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3445 (TARGET_ABSOLUTE_JUMPS): Likewise.
3446 (EH_USES): Likewise.
3447 (FIRST_PSEUDO_REGISTER): Update comment.
3448 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3449 (MIPS_CALL): ...here.
3450 (REGISTER_NAMES): Add $cprestore.
3451 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3452 Add load_label_length, has_inflexible_gp_insn_p,
3453 has_flexible_gp_insn_p, must_initialize_gp_p and
3454 must_restore_gp_when_clobbered_p.
3455 (mips_expand_call): Don't generate split instructions here.
3456 (mips_split_call): Update the call to mips_restore_gp after
3457 the above name change.
3458 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3459 (mips_find_gp_ref): New function.
3460 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3461 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3462 (mips_insn_has_flexible_gp_ref_p): Likewise.
3463 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3464 (mips_function_has_gp_insn): Delete.
3465 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3466 Use the new functions above. Only return INVALID_REGNUM
3467 for TARGET_ABSOLUTE_JUMPS.
3468 (mips_must_initialize_gp_p): New function.
3469 (mips_get_cprestore_base_and_offset): New function, extracted from...
3470 (mips_cprestore_slot): ...here. Take a bool parameter.
3471 (mips_cfun_has_cprestore_slot_p): New function.
3472 (mips_cprestore_address_p): Likewise.
3473 (mips_save_gp_to_cprestore_slot): Likewise.
3474 (mips_restore_gp): Rename to...
3475 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3476 epilogue_completed. Update the call to mips_cprestore_slot.
3477 Test cfun->machine->must_restore_gp_when_clobbered_p.
3478 (mips_direct_save_slot_move_p): New function.
3479 (mips_emit_save_slot_move): Likewise.
3480 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3481 of cfun->machine->global_pointer.
3482 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3483 (mips_save_reg): Use mips_emit_save_slot_move.
3484 (mips_expand_prologue): Set must_initialize_gp_p.
3485 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3486 for all cprestore saves. Emit a use_cprestore instruction after
3487 setting up the cprestore slot.
3488 (mips_restore_reg): Use mips_emit_save_slot_move.
3489 (mips_process_load_label): New function.
3490 (mips_load_label_length): Likewise.
3491 (mips_output_load_label): Don't return asm: output it here instead.
3492 Use mips_process_load_label.
3493 (mips_adjust_insn_length): Adjust the length of branch instructions
3494 that have length MAX_PIC_BRANCH_LENGTH.
3495 (mips_output_conditional_branch): Update the call to
3496 mips_output_load_label. Assume the branch target is OPERANDS[0]
3497 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3498 (mips_output_order_conditional_branch): Swap the meaning of
3499 OPERANDS[0] and OPERANDS[1].
3500 (mips_variable_issue): Don't count ghost instructions.
3501 (mips_expand_ghost_gp_insns): New function.
3502 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3503 (mips_output_mi_thunk): Set must_initialize_gp_p.
3504 (mips_eh_uses): New function.
3505 * config/mips/predicates.md (cprestore_save_slot_operand)
3506 (cprestore_load_slot_operand): New predicates.
3507 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3508 (UNSPEC_MOVE_GP): Likewise.
3509 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3510 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3511 (CPRESTORE_SLOT_REGNUM): New register.
3512 (MAX_PIC_BRANCH_LENGTH): New constant.
3513 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3514 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3515 branches. Fix commentary.
3516 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3517 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3518 Change type to "ghost".
3519 (loadgp_absolute_<mode>): Likewise.
3520 (loadgp_rtp_<mode>): Likewise.
3521 (copygp_mips16): Likewise.
3522 (loadgp_blockage): Remove redundant mode attribute.
3523 (potential_cprestore): New instruction.
3524 (cprestore): Turn into an unspec set.
3525 (use_cprestore): New instruction.
3526 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3527 (*branch_fp_inverted): Likewise.
3528 (*branch_order<mode>): Likewise.
3529 (*branch_order<mode>_inverted): Likewise.
3530 (*branch_equality<mode>): Likewise.
3531 (*branch_equality<mode>_inverted): Likewise.
3532 (*branch_bit<bbv><mode>): Likewise.
3533 (*branch_bit<bbv><mode>_inverted): Likewise.
3534 (*branch_equality<mode>_mips16): Remove redundant mode.
3535 (jump): Turn into a define_expand.
3536 (*jump_absolute): New instruction.
3537 (*jump_pic): Likewise.
3538 (*jump_mips16): Rename previously-unnamed pattern. Remove
3539 redundant mode attribute.
3540 (restore_gp): Split on epilogue_completed rather than
3541 reload_completed. Change type to "ghost".
3542 (move_gp<mode>): New instruction.
3543 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3544 Remove redundant mode attribute.
3545 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3546 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3547 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3549 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3552 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3553 are returned in the same register (vs34 or v2) that Altivec vector
3554 types are returned in.
3555 (rs6000_libcall_value): Ditto.
3558 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3559 instead of explicit addsi3/adddi3 calls.
3560 (rs6000_split_multireg_move): Ditto.
3561 (rs6000_emit_allocate_stack): Ditto.
3562 (rs6000_emit_prologue): Ditto.
3563 (rs6000_output_mi_thunk): Ditto.
3565 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3566 size is 64 bits if we can use 64-bit registers.
3568 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3570 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3573 From Jie Zhang <jie.zhang@analog.com>:
3574 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3575 save FP and RETS with saveall attribute.
3576 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3577 with saveall attribute.
3579 * config/bfin/bfin.c (bfin_expand_builtin,
3580 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3583 From Jie Zhang <jie.zhang@analog.com>:
3584 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3585 before use in two places.
3586 * config/bfin/bfin.md (AREG): Define mode iterator.
3587 (reload_in, reload_out): Use mode iterator AREG.
3589 2009-09-14 Richard Guenther <rguenther@suse.de>
3592 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3593 EH personality path.
3595 2009-09-13 Richard Guenther <rguenther@suse.de>
3596 Rafael Avila de Espindola <espindola@google.com>
3598 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3599 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3600 (LANG_HOOKS_INITIALIZER): Adjust.
3601 (lhd_pass_through_t): Declare.
3602 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3604 * langhooks.c (lhd_pass_through_t): New function.
3605 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3606 dwarf2out_begin_prologue): Use personality from current_function_decl.
3607 * expr.h (get_personality_function): Declare.
3608 * expr.c (get_personality_function): New function.
3609 (build_personality_function): Likewise.
3610 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3611 (eh_personality_libfunc): Remove.
3612 * optabs.c (build_libfunc_function): New function split out from ...
3613 (init_one_libfunc): ... here.
3614 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3615 (tree_function_decl): Add personality.
3616 (lhd_gcc_personality): Declare.
3617 (build_personality_function): Likewise.
3618 * tree.c (gcc_eh_personality_decl): New.
3619 (lhd_gcc_personality): New function.
3620 * except.h (lang_eh_runtime_type): Remove.
3621 (enum eh_personality_kind): New.
3622 (build_personality_function): Declare.
3623 (function_needs_eh_personality): Declare.
3624 * except.c (lang_eh_runtime_type): Remove.
3625 (function_needs_eh_personality): New function.
3626 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3627 (sjlj_emit_function_enter, output_function_exception_table):
3628 Use personality from current_function_decl.
3629 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3630 * tree-inline.c (tree_can_inline_p): Do not inline across different
3632 (expand_call_inline): Likewise. Adjust the callers EH personality.
3633 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3634 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3635 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3636 (c-parser.o): Likewise
3637 * c-tree.h (c_eh_initialized_p): Remove.
3638 (c_maybe_initialize_eh): Likewise.
3639 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3640 (finish_decl): Don't call c_maybe_initialize_eh.
3641 (c_eh_initialized_p): Remove.
3642 (c_maybe_initialize_eh): Likewise.
3643 * c-parser.c (c_parser_omp_construct): Likewise.
3644 (c_parse_file): Initialize exception handling.
3646 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3648 * config.gcc (tm_file): Remove i386/biarch32.h
3649 for i?86-w64-mingw* case.
3650 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3652 * config.host: Set for x64 mingw the option
3653 use_long_long_for_widest_fast_int to yes.
3655 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3657 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3658 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3659 (dbxout_begin_function): Likewise.
3660 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3661 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3662 set on the function.
3663 (final_end_function): Likewise.
3664 (final_scan_insn): Likewise.
3665 (rest_of_handle_final): Likewise.
3666 * varasm.c (assemble_start_function): Likewise.
3667 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3669 2009-09-12 Jason Merrill <jason@redhat.com>
3671 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3672 * opts.c (common_handle_option): constify.
3674 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3676 * doc/install.texi (avr): Remove obsolete reference site.
3678 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3680 * doc/install.texi (Binaries): Adjust AIX link.
3682 2009-09-12 Akim Demaille <demaille@gostai.com>
3684 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3685 Use an imperative sentence.
3687 2009-09-11 Richard Henderson <rth@redhat.com>
3689 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3690 structure-name and has-tree-operands arguments; update all entries.
3691 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3693 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3694 (gsstruct_code_size): New.
3695 (gss_for_code_): New.
3696 (gss_for_code): Remove.
3697 (gimple_size): Rewrite using gsstruct_code_size.
3698 (gimple_statement_structure): Move to gimple.h.
3699 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3700 (gss_for_code, gimple_statement_structure): New.
3701 (gimple_ops): Use new arrays; tidy.
3703 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3705 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3706 operand to be a PLUS expression.
3707 * config/pa/pa.c (pa_secondary_reload): Likewise.
3709 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3711 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3713 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3716 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3718 From Jie Zhang <jie.zhang@analog.com>:
3719 * doc/extend.texi (node Function Attributes): Document l2
3721 (node Blackfin Variable Attributes): Document l2 variable attributes.
3723 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3725 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3726 to match the system compiler's configuration at inflection point.
3727 Add comment to remark a remaining difference with system compiler.
3729 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3730 * configure: Regenerate.
3732 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3734 From Jie Zhang <jie.zhang@analog.com>:
3735 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3736 (bfin_handle_l2_attribute): New.
3737 (bfin_attribute_table): Add l2 attribute.
3739 2009-09-11 Michael Matz <matz@suse.de>
3742 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3743 on the local_decls list.
3745 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3749 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3751 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3752 for VALUEs, to implement the documented interface.
3753 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3754 Adjust for VALUEs and anything else, to implement the
3755 documented interface.
3757 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3759 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3760 with actual SPE/paired vector modes before using 64-bit alignment.
3761 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3763 2009-09-10 DJ Delorie <dj@redhat.com>
3765 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3768 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3769 * config/mep/mep.c (mep_legitimate_constant_p): New.
3770 * config/mep/mep-protos.h: Prototype it.
3772 2009-09-10 Richard Henderson <rth@redhat.com>
3774 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3776 2009-09-10 Jason Merrill <jason@redhat.com>
3778 * tree.c (chain_index): New fn.
3779 * tree.h: Declare it.
3781 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3783 * config/sol2-c.c (cmn_err_length_specs): Initialize
3784 scalar_identity_flag.
3786 2009-09-10 Richard Henderson <rth@redhat.com>
3788 * tree.h (struct tree_decl_common): Move align member earlier;
3789 move label_decl_uid member ...
3790 (struct tree_label_decl): ... here.
3791 (LABEL_DECL_UID): Update to match.
3793 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3796 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3797 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3799 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3800 dest_prev if the edge is complex.
3802 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3804 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3805 loop latch tests earlier.
3807 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3808 before GIMPLE_RETURN, not after its predecessor; insert
3811 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3812 gimple_seq_empty_p to test for no PHI nodes.
3813 * tree-cfg.c (split_critical_edges): Likewise.
3815 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3817 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3819 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3820 introduced by the VTA branch merge.
3822 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3824 * ira-conflicts.c: Use fputs or putc instead of fprintf
3828 * tree-switch-conversion.c: Ditto.
3830 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3832 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3833 introduced by the VTA branch merge.
3835 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3838 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3840 PR rtl-optimization/39779
3841 * expr.c (convert_modes): Return when mode == oldmode after
3842 CONST_INTs are processed.
3844 2009-09-10 Nick Clifton <nickc@redhat.com>
3846 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3847 attribute and referring decl when creating renamed symbol.
3849 2009-09-10 Richard Guenther <rguenther@suse.de>
3852 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3854 (cgraph_finalize_compilation_unit): Compute reachability
3855 before emitting thunks. Properly process aliases before
3856 possibly removing unreachable nodes.
3858 2009-09-10 Richard Guenther <rguenther@suse.de>
3861 * tree.c (struct free_lang_data_d): Add worklist member.
3862 (find_decls_types_r): Push onto the worklist instead of recursing.
3863 Handle TREE_BINFOs properly.
3864 (find_decls_types): New function wrapped around find_decls_types_r
3865 to process the worklist.
3866 (find_decls_types_in_eh_region): Use it.
3867 (find_decls_types_in_node): Likewise.
3868 (find_decls_types_in_var): Likewise.
3869 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3870 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3871 (AGGREGATE_TYPE_P): Adjust.
3873 2009-09-09 Jason Merrill <jason@redhat.com>
3875 * configure.ac: Check glibc version even if we have an in-tree
3878 2009-09-09 Anthony Green <green@moxielogic.com>
3880 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3881 the constant 0 when appropriate.
3882 * config/moxie/constraints.md: Add constraint O.
3884 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3885 to pass up to 6 32-bit argument values in registers.
3886 (moxie_function_arg): Ditto.
3887 (moxie_arg_partial_bytes): Ditto.
3888 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3889 (REG_PARM_STACK_SPACE): Ditto.
3890 (FUNCTION_ARG_REGNO_P): Ditto.
3892 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3893 instruction to allocate stack space.
3895 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3897 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3898 unnecessarily stringent constraints. Fix address
3899 calculation in the splitters.
3901 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3903 PR rtl-optimization/39779
3904 * expr.c (convert_modes): Return when mode == oldmode after
3905 CONST_INTs are processed.
3907 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3910 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3911 (ix86_expand_prologue): Take frame.padding0 into logic of
3913 (ix86_expand_epilogue): Likewise.
3915 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3917 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3919 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3920 * config/t-slibgcc-libgcc: New file.
3921 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3923 2009-09-09 Martin Jambor <mjambor@suse.cz>
3925 PR tree-optimization/41089
3926 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3929 2009-09-09 Richard Henderson <rth@redhat.com>
3931 * gimple.h (CASE_GIMPLE_OMP): New.
3932 (is_gimple_omp): Use it.
3933 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3934 (verify_gimple_debug): Likewise.
3936 2009-09-09 Richard Guenther <rguenther@suse.de>
3938 PR tree-optimization/41101
3939 * tree-ssa-pre.c (maximal_set): Remove.
3940 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3941 Defer all blocks we didn't visit at least one successor.
3942 (add_to_exp_gen): Do not add to the maximal set.
3943 (make_values_for_phi): Likewise.
3944 (compute_avail): Likewise.
3945 (init_pre): Do not allocate the maximal set.
3946 (execute_pre): Do not dump it.
3948 2009-09-09 Martin Jambor <mjambor@suse.cz>
3950 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3951 an SSA_NAME rather than a is_gimple_variable.
3953 2009-09-09 Richard Guenther <rguenther@suse.de>
3956 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3957 code dealing with plain pointer bases.
3958 (maybe_fold_offset_to_reference): Likewise.
3959 (maybe_fold_stmt_addition): Adjust.
3961 2009-09-09 Richard Guenther <rguenther@suse.de>
3963 * tree.c (free_lang_data_in_type): Do not free the type variant
3965 (free_lang_data): Merge char_type_node with its properly signed
3967 (pass_ipa_free): Collect after freeing language specific data.
3969 2009-09-09 Michael Matz <matz@suse.de>
3972 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3973 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3974 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3977 2009-09-08 DJ Delorie <dj@redhat.com>
3979 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3981 2009-09-04 Jason Merrill <jason@redhat.com>
3983 * tree.c (tree_find_value): Remove.
3984 * tree.h: Remove prototype.
3985 * varasm.c (assemble_external): Use value_member instead.
3987 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3989 * toplev.c (process_options): Choose default debugging type when
3990 gtoggle enables debug info and type is unset.
3992 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3996 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3999 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4001 * configure: Rebuilt with modified libtool.m4.
4003 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4008 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4010 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4012 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4013 (remove_statement): Likewise.
4014 (rewrite_use_nonlinear_expr): Adjust.
4015 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4016 * tree-ssa.c (release_defs_bitset): ... this. New.
4017 * tree-flow.h (release_defs_bitset): Declare.
4019 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4022 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4023 in the middle block.
4025 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4027 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4028 via intptr_t to long type.
4029 (insert_operand_rank): Cast long type via intptr_t to
4031 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4033 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4034 from pointer to unsigned via uintptr_t.
4036 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4037 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4039 * configure: Regenerated.
4040 * config.in: Regenerated
4041 * system.h (stdint.h): Add include.
4042 (inttypes.h): Likewise.
4043 * Makefile.in (aclocal): Add config/stdint.m4.
4044 * aclocal.m4: Regenerated.
4046 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4048 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4050 (note_np_check_stores): New function.
4051 (harmless_null_pointer_p): New function.
4052 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4053 changed. Take into account whether we're in the shadow of a condjump
4054 that tested NP_REG for NULL.
4055 Lose all code that tested for SEQUENCEs.
4056 (workaround_speculation): Avoid inserting NOPs for loads that are
4057 either always executed or a NULL pointer.
4059 2009-09-08 Jan Hubicka <jh@suse.cz>
4061 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4062 * params.def (early-inlining-insns): Likewise.
4064 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4066 PR rtl-optimization/41239
4067 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4068 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4070 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4071 across calls, as the calls might not always return normally.
4072 (call_may_noreturn_p): New function.
4073 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4074 (init_deps): Initialize it.
4075 (remove_from_deps): Also remove calls from
4076 last_function_call_may_noreturn list.
4078 2009-09-07 Richard Henderson <rth@redhat.com>
4080 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4081 more VR->OPERANDS than LHS operands. Free LHS before returning.
4083 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4085 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4086 (attr "addrtype"): New member "spreg".
4087 Use it if mem_spfp_address_operand is true for the address.
4088 (attr "type"): New entry "stall".
4089 (cpu_unit "load"): New.
4090 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4092 (insn_reservation "loadsp"): New.
4093 (insn_reservation "load_stall1"): New.
4094 (insn_reservation "load_stall3"): New.
4096 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4097 (mem_p_address_operand): Exclude stack and frame pointer based
4099 (mem_spfp_address_operand): New; match them here.
4100 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4101 (bfin_reorg): Call it if scheduling insns.
4102 (bfin_gen_bundles): Remove dummy insns created by
4103 add_sched_insns_for_speculation.
4105 From Jie Zhang <jie.zhang@analog.com>:
4106 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4107 bfin_si_revision, bfin_workarounds): Move these ...
4108 * config/bfin/bfin.h: ... here.
4110 From Mike Frysinger <michael.frysinger@analog.com>
4111 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4112 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4113 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4114 bf547m, bf548m, and bf549m.
4115 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4116 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4117 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4118 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4119 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4120 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4121 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4122 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4123 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4124 bf542m, bf544m, bf547m, bf548m, and bf549m.
4126 From Jie Zhang <jie.zhang@analog.com>:
4127 * config/bfin/predicates.md (p_register_operand): New predicate.
4128 (dp_register_operand): New predicate.
4129 * config/bfin/bfin-protos.h (WA_05000074): Define.
4130 (ENABLE_WA_05000074): Define.
4131 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4132 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4133 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4134 (define_attr addrtype): Allow load/store register to be P register.
4135 (define_attr storereg): New.
4136 (define_cpu_unit anomaly_05000074): New.
4137 (define_insn_reservation dsp32shiftimm): New.
4138 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4139 (define_insn_reservation loadp): Cannot use slot2.
4140 (define_insn_reservation loadsp): Cannot use slot2.
4141 (define_insn_reservation storep): Cannot use slot2. Does not
4142 apply when working around 05000074.
4143 (define_insn_reservation storep_anomaly_05000074): New.
4144 (define_insn_reservation storei): Does not apply when working
4146 (define_insn_reservation storei_anomaly_05000074): New.
4147 (define_attr length): Add dsp32shiftimm case.
4148 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4149 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4150 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4151 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4152 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4154 2009-09-07 Martin Jambor <mjambor@suse.cz>
4157 * tree-sra.c (create_artificial_child_access): Return NULL if
4158 build_ref_for_offset fails.
4159 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4160 and create_artificial_child_access to fail.
4162 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4165 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4166 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4167 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4169 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4171 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4172 block, ensure it has an exit edge. Emit a barrier after a jump.
4174 2009-09-07 Nick Clifton <nickc@redhat.com>
4176 * gcc.c (this_is_linker_script): New variable. Like
4177 this_is_library_file but for the %T constructor.
4178 (end_going_arg): If this_is_linker_script is set then locate the
4179 script and insert a --script switch before it
4180 (do_spec_2): Initialise this_is_linker_script.
4181 (do_spec_1): Likewise. Handle %T construct.
4182 (eval_spec_function): Preserve this_is_linker_script.
4183 * doc/invoke.texi: Document %T construct in spec files.
4184 * config/m32c/m32c.h (LIB_SPEC): Use it.
4186 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4188 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4189 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4190 when volatile flag is set.
4191 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4193 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4196 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4197 (combine_stack_adjustments_for_block): Allow insns between stack
4198 adjustments and stores with corresponding pre-(dec|inc)rement or
4199 pre-modify operation.
4201 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4204 * combine-stack-adj.c (struct csa_memlist): Rename to...
4205 (struct csa_reflist): ... this. Rename mem field to ref.
4206 (free_csa_memlist): Rename to...
4207 (free_csa_reflist): ... this.
4208 (record_one_stack_memref): Rename to...
4209 (record_one_stack_ref): ... this. Handle also REG_P.
4210 (try_apply_stack_adjustment): Handle also REG_P.
4211 (struct record_stack_memrefs_data): Rename to...
4212 (struct record_stack_refs_data): ... this. Rename memlist field to
4214 (record_stack_memrefs): Rename to...
4215 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4216 subexpressions instead of failing when a MEM contains SP references.
4217 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4218 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4220 2009-09-06 Richard Guenther <rguenther@suse.de>
4223 * tree.c (build_array_type): Do not record types marked
4224 with structural equality in the canonical type hashtable.
4226 2009-09-06 Richard Guenther <rguenther@suse.de>
4229 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4231 2009-09-05 Richard Guenther <rguenther@suse.de>
4234 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4236 2009-09-05 Richard Guenther <rguenther@suse.de>
4239 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4241 2009-09-05 Richard Guenther <rguenther@suse.de>
4244 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4245 before comparing function argument types.
4247 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4250 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4253 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4256 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4258 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4259 locators before emit_insn is called.
4261 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4264 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4265 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4266 (reginfo_init): Don't call allocate_reg_info.
4268 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4271 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4272 NONDEBUG_INSN_P instead of INSN_P.
4274 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4277 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4279 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4282 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4283 pattern of the split.
4285 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4287 * toplev.c (process_options): Move setter of flag_var_tracking
4288 before other tests that depend on it. Move down setter of
4289 flag_rename_registers. Don't enable var-tracking-assignments
4290 by default if selective scheduling is enabled. Warn if both
4293 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4295 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4296 comment. Use switch statement to catch overlaps between rtx
4297 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4298 (IS_DECL_CODE): ... here. Remove.
4299 (check_value_is_not_decl): Remove.
4300 (dv_from_decl, dv_from_value): Check after conversion.
4302 2009-09-04 Richard Guenther <rguenther@suse.de>
4305 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4306 after emitting tunks. Move emitting thunks and ctors from ...
4307 (cgraph_optimize): ... here. Remove redundant
4308 cgraph_analyze_functions.
4309 * varasm.c (find_decl_and_mark_needed): Remove no longer
4311 (finish_aliases_1): Adjust check for thunk aliases.
4313 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4315 * config/arm/arm.md (ctzsi2): Added braces
4316 to avoid warning that broke booststrap.
4318 2009-09-04 Martin Jambor <mjambor@suse.cz>
4320 PR tree-optimization/41112
4321 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4322 handle variable-bounded arrays.
4323 (expr_with_var_bounded_array_refs_p): New function.
4324 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4326 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4328 * config/s390/2097.md: Removed two incorrect bypasses.
4329 (z10_fsimpdf): Fixed latency.
4330 (z10_fhex): New insn_reservation.
4331 (z10_floaddf): Fixed latency.
4332 (z10_floadsf): Fixed latency.
4333 (z10_ftrunctf): Fixed latency.
4334 (z10_ftruncdf): Fixed latency.
4335 * config/s390/s390.c (z10_cost): Fixed values.
4336 (s390_adjust_priority): Added z10 path.
4337 * config/s390/s390.md (type): Added fhex.
4338 (*mov<mode>_64dfp): Updated type attribute.
4339 (*mov<mode>_64): Updated type attribute.
4340 (*mov<mode>_31): Updated type attribute.
4341 (*mov<mode>"): Likewise.
4342 * config/s390/2084.md (x_fsimpdf): Updated condition.
4344 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4346 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4347 RTXs in the predicate for operand 1.
4349 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4351 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4352 (rbitsi2): New insn.
4353 (ctzsi2): New expand.
4354 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4356 2009-09-03 Martin Jambor <mjambor@suse.cz>
4358 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4359 (create_artificial_child_access): Use build_ref_for_offset instead
4360 of duplicate_expr_for_different_base.
4361 (propagate_subacesses_accross_link): Likewise.
4363 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4365 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4367 (mips16e_collect_argument_saves): Skip debug instructions.
4368 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4369 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4370 (r10k_insert_cache_barriers): Likewise.
4371 (mips_reorg_process_insns): Likewise.
4373 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4376 * ira.c (update_equiv_reg): Remove check on class likely spill.
4378 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4381 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4382 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4386 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4387 the stack slot if it is passed by invisible reference.
4388 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4389 by invisible reference.
4391 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4393 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4394 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4395 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4397 * config/bfin/sync.md: New file.
4398 * config/bfin/bfin.md: Include it.
4399 (UNSPEC_ATOMIC): New.
4400 (UNSPEC_ONES): Provide a unique number.
4402 From Jie Zhang <jie.zhang@analog.com>:
4403 * config/bfin/bfin.c (ret_regs): New.
4404 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4405 (must_save_rets_p): New.
4406 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4407 current_function_is_leaf.
4408 (do_link): Likewise.
4409 (do_unlink): Likewise.
4410 (expand_interrupt_handler_prologue): Use ret_regs array.
4411 (expand_interrupt_handler_epilogue): Use ret_regs array and
4412 pass return register to gen_return_internal.
4413 (bfin_expand_epilogue): Pass return register to
4414 gen_return_internal.
4415 (bfin_expand_call): Explicitly clobber RETS.
4416 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4417 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4418 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4419 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4421 (return_internal): Take a reg rtx rather than the register number.
4423 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4425 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4426 when comparing against estimated_loop_iterations_int return.
4428 2009-09-03 Richard Guenther <rguenther@suse.de>
4430 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4431 eh_personality_libfunc.
4433 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4435 * tree-parloops.c (separate_decls_in_region): Add space.
4437 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4439 * tree-parloops.c (separate_decls_in_region): Change the condition
4440 checking if there are reductions in the loop.
4442 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4444 PR tree-optimization/38275
4445 * tree-parloops.c (parallelize_loops): Replace profitability condition
4446 for expected number of iterations.
4448 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4450 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4451 (bootstrap-debug): Explain conditions in which it becomes default.
4452 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4455 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4457 * doc/invoke.texi (Optimize Options): Move
4458 -finline-small-functions to the -O2 list.
4460 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4462 * toplev.c (process_options): Enable var-tracking-assignments
4463 by default if var-tracking is enabled.
4465 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4467 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4469 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4470 * rtl.h (prev_nonnote_insn_bb): Declare it.
4472 2009-09-03 Diego Novillo <dnovillo@google.com>
4474 * cgraph.c (cgraph_node_for_decl): New.
4475 * cgraph.h (cgraph_node_for_decl): Declare.
4476 * tree.c (host_integerp): Return 0 if T is NULL.
4478 2009-09-03 Diego Novillo <dnovillo@google.com>
4480 * tree.h (struct alias_pair): Move from varasm.c.
4481 (alias_pairs): Likewise.
4482 (TYPE_MAXVAL): Define.
4483 (TYPE_MINVAL): Define.
4484 (iterative_hash_host_wide_int): Declare.
4485 (remove_unreachable_alias_pairs): Declare.
4486 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4487 * diagnostic.c (default_diagnostic_starter): Make extern.
4488 (default_diagnostic_finalizer): Make extern.
4489 * diagnostic.h (default_diagnostic_starter): Declare.
4490 (default_diagnostic_finalizer): Declare.
4491 (default_tree_printer): Declare.
4492 * toplev.c (default_tree_printer): Make extern.
4494 2009-09-03 Richard Guenther <rguenther@suse.de>
4495 Diego Novillo <dnovillo@google.com>
4497 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4498 * cgraphunit.c (cgraph_expand_function): Do not emit
4499 associated thunks from here.
4500 (cgraph_emit_thunks): New.
4501 (cgraph_optimize): Call it.
4502 Return if any IPA pass finds an error.
4503 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4506 2009-09-03 Simon Baldwin <simonb@google.com>
4507 Rafael Espindola <espindola@google.com>
4508 Richard Guenther <rguenther@suse.de>
4509 Doug Kwan <dougkwan@google.com>
4510 Diego Novillo <dnovillo@google.com>
4512 * tree.c: Include tree-pass.h, langhooks-def.h,
4513 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4514 (free_lang_data_in_type): New.
4515 (need_assembler_name_p): New.
4516 (free_lang_data_in_block): New.
4517 (free_lang_data_in_decl): New.
4518 (struct free_lang_data_d): New.
4519 (add_tree_to_fld_list): New.
4520 (find_decls_types_r): New.
4521 (get_eh_types_for_runtime): New.
4522 (find_decls_types_in_eh_region): New.
4523 (find_decls_types_in_node): New.
4524 (find_decls_types_in_var): New.
4525 (free_lang_data_in_cgraph): New.
4526 (free_lang_data): New.
4527 (gate_free_lang_data): New.
4528 (pass_ipa_free_lang_data): New.
4530 2009-09-03 Diego Novillo <dnovillo@google.com>
4532 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4533 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4534 (lang_hooks): Remove const qualifier.
4535 * ipa.c (cgraph_remove_unreachable_nodes): Call
4536 remove_unreachable_alias_pairs.
4537 * except.c (add_type_for_runtime): Check if TYPE has
4538 already been converted.
4539 (lookup_type_for_runtime): Likewise.
4540 (check_handled): Handle converted types.
4541 * varasm.c (remove_unreachable_alias_pairs): New.
4542 * gimple.c: Include demangle.h.
4543 (gimple_decl_printable_name): New.
4544 (gimple_fold_obj_type_ref): New.
4545 * gimple.h (gimple_decl_printable_name): Declare.
4546 (gimple_fold_obj_type_ref): Declare.
4547 * passes.c (init_optimization_passes): Add pass
4548 pass_ipa_free_lang_data.
4549 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4550 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4552 2009-09-03 Diego Novillo <dnovillo@google.com>
4554 * c-lang.c (lang_hooks): Remove const qualifier.
4556 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4558 * doc/install.texi (*-*-freebsd*): Update target information.
4560 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4562 * hard-reg-set.h (call_fixed_regs): Remove.
4563 * reginfo.c (call_fixed_regs): Remove.
4564 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4565 (globalize_reg): Don't use call_fixed_regs.
4566 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4569 2009-09-01 Michael Matz <matz@suse.de>
4571 * expr.h (emit_storent_insn, expand_expr_real_1,
4572 expand_expr_real_2): Declare.
4573 * expr.c (emit_storent_insn, expand_expr_real_1,
4574 expand_expr_real_2): Export.
4575 (store_expr): Setting and evaluating dont_return_target is useless.
4576 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4577 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4578 * except.c (expand_resx_expr): Rename to ...
4579 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4580 * except.h (expand_resx_stmt): Declare.
4581 * stmt.c: Add include gimple.h
4582 (expand_asm_expr): Rename to ...
4583 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4584 (expand_case): Rewrite to take gimple statement.
4585 * tree.h (expand_asm_stmt): Declare.
4586 (expand_case): Change prototype.
4587 * Makefile.in (stmt.o): Depend on gimple.h.
4588 * builtins.c (expand_builtin_synchronize): Build gimple asm
4589 statement, not an ASM_EXPR.
4590 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4591 gimple_to_tree, release_stmt_tree): Remove.
4592 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4593 ggc_free, but hold comparison code and operands separately.
4594 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4595 (expand_call_stmt, expand_gimple_stmt_1,
4596 expand_gimple_stmt): New helpers.
4597 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4598 release_stmt_tree. Call expand_gimple_stmt instead.
4599 (expand_gimple_basic_block): Ditto.
4601 * calls.c (emit_call_1): Don't look at EH regions here, make
4602 fntree parameter useless.
4603 (expand_call): New local rettype for TREE_TYPE(exp), use it
4604 throughout. Remove local p, use addr instead.
4605 Don't look at EH regions here.
4607 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4609 * doc/invoke.texi (-fsched-pressure): Document it.
4610 (-fsched-reg-pressure-heuristic): Remove it.
4612 * reload.c (ira.h): Include.
4613 (find_reloads): Add choosing reload on number of small spilled
4616 * haifa-sched.c (ira.h): Include.
4617 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4618 saved_reg_pressure, curr_reg_live, saved_reg_live,
4619 region_ref_regs): New variables.
4620 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4621 initiate_reg_pressure_info, setup_ref_regs,
4622 initiate_bb_reg_pressure_info, save_reg_pressure,
4623 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4625 (setup_insn_reg_pressure_info): New function.
4626 (rank_for_schedule): Add pressure checking and insn issue time.
4627 Remove comparison of insn reg weights.
4628 (ready_sort): Set insn reg pressure info.
4629 (update_register_pressure, setup_insn_max_reg_pressure,
4630 update_reg_and_insn_max_reg_pressure,
4631 sched_setup_bb_reg_pressure_info): New functions.
4632 (schedule_insn): Add code for printing and updating reg pressure info.
4633 (find_set_reg_weight, find_insn_reg_weight): Remove.
4634 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4635 (debug_ready_list): Print reg pressure info.
4636 (schedule_block): Ditto. Check insn issue time.
4637 (sched_init): Set up sched_pressure_p. Allocate and set up some
4638 reg pressure related info.
4639 (sched_finish): Free some reg pressure related info.
4640 (fix_tick_ready): Make insn always ready if pressure_p.
4641 (init_h_i_d): Don't call find_insn_reg_weight.
4642 (haifa_finish_h_i_d): Free insn reg pressure info.
4644 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4645 ira_memory_move_cost, ira_class_hard_regs,
4646 ira_class_hard_regs_num, ira_no_alloc_regs,
4647 ira_available_class_regs, ira_reg_class_cover_size,
4648 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4650 * ira-lives.c (single_reg_class): Check mode to find how many
4651 registers are necessary for operand.
4652 (ira_implicitly_set_insn_hard_regs): New.
4654 * common.opt (fsched-pressure): New options.
4655 (fsched-reg-pressure-heuristic): Remove.
4657 * ira.c (setup_eliminable_regset): Rename to
4658 ira_setup_eliminable_regset. Make it external.
4659 (expand_reg_info): Pass cover class to setup_reg_classes.
4660 (ira): Call resize_reg_info instead of allocate_reg_info.
4662 * sched-deps.c: Include ira.h.
4663 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4664 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4665 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4666 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4667 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4668 mark_insn_reg_store, mark_insn_reg_clobber,
4669 setup_insn_reg_pressure_info): New.
4670 (sched_analyze_1): Update implicit_reg_pending_uses.
4671 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4672 Use them to create dependencies. Set insn reg uses and pressure
4673 info. Process reg_pending_uses in one place.
4674 (free_deps): Free implicit sets.
4675 (remove_from_deps): Remove implicit sets if necessary. Check
4676 implicit sets when clearing reg_last_in_use.
4677 (init_deps_global): Clear implicit_reg_pending_clobbers and
4678 implicit_reg_pending_uses.
4680 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4681 ira_memory_move_cost, ira_class_hard_regs,
4682 ira_class_hard_regs_num, ira_no_alloc_regs,
4683 ira_available_class_regs, ira_reg_class_cover_size,
4684 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4685 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4686 ira_implicitly_set_insn_hard_regs): New prototypes.
4688 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4689 cost_elements_num): New variables.
4690 (allocno_costs, total_costs): Rename to costs and
4691 total_allocno_costs.
4692 (COSTS_OF_ALLOCNO): Rename to COSTS.
4693 (allocno_pref): Rename to pref.
4694 (allocno_pref_buffer): Rename to pref_buffer.
4695 (common_classes): Rename to regno_cover_class.
4697 (record_reg_classes): Set allocno attributes only if allocno_p.
4698 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4699 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4700 and COSTS_OF_ALLOCNO.
4701 (print_costs): Rename to print_allocno_costs.
4702 (print_pseudo_costs): New.
4703 (process_bb_node_for_costs): Split into 2 functions with new
4704 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4705 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4706 new parameter dump_file. Use cost_elements_num instead of
4707 ira_allocnos_num. Make one iteration if preferred classes were
4708 already calculated for scheduler. Make 2 versions of code
4709 depending on allocno_p.
4710 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4711 regno_cover_class and COSTS instead of common_classes and
4713 (init_costs, finish_costs): New.
4714 (ira_costs): Set up allocno_p and cost_elements_num. Call
4715 init_costs and finish_costs.
4716 (ira_set_pseudo_classes): New.
4718 * rtl.h (allocate_reg_info): Remove.
4719 (resize_reg_info): Change return type.
4720 (reg_cover_class): New.
4721 (setup_reg_classes): Add new parameter.
4723 * sched-int.h (struct deps_reg): New member implicit_sets.
4724 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4725 (INCREASE_BITS): New macro.
4726 (struct reg_pressure_data, struct reg_use_data): New.
4727 (struct _haifa_insn_data): Remove reg_weight. Add members
4728 reg_pressure, reg_use_list, reg_set_list, and
4729 reg_pressure_excess_cost_change.
4730 (struct deps): New member implicit_sets.
4731 (pressure_p): New variable.
4732 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4733 (struct reg_pressure_data, struct reg_use_data): New.
4734 (INSN_REG_WEIGHT): Remove.
4735 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4736 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4737 (sched_init_region_reg_pressure_info,
4738 sched_setup_bb_reg_pressure_info): New prototypes.
4740 * reginfo.c (struct reg_pref): New member coverclass.
4741 (reg_cover_class): New function.
4742 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4743 (reg_info_size): New variable.
4744 (allocate_reg_info): Make static. Setup reg_info_size.
4745 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4746 (setup_reg_classes): Add a new parameter. Setup cover class too.
4748 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4751 * sched-rgn.c (deps_join): Set up implicit_sets.
4752 (schedule_region): Set up region and basic blocks pressure
4755 * passes.c (init_optimization_passes): Move
4756 pass_subregs_of_mode_init before pass_sched.
4758 2009-09-02 Martin Jambor <mjambor@suse.cz>
4760 * tree-sra.c (struct access): New field grp_hint.
4761 (dump_access): Dump grp_hint.
4762 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4764 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4765 those which have been specifically read and somehow written to.
4766 (propagate_subacesses_accross_link): Set grp_hint of right child and
4767 also possibly of the left child.
4769 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4771 * tree-object-size.c (addr_object_size): Always use object_size_type
4772 0 or 2 when determining the pointer pointed object size.
4774 2009-09-02 Richard Guenther <rguenther@suse.de>
4777 2009-08-31 Richard Guenther <rguenther@suse.de>
4779 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4780 to query if the memory regions for memmove overlap.
4781 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4782 asserts on pointers, instead deal with odd trees.
4783 (ptr_derefs_may_alias_p): Likewise.
4784 (refs_may_alias_p_1): Constructor bases also never alias.
4786 2009-08-01 Christian Bruel <christian.bruel@st.com>
4789 2009-07-31 Christian Bruel <christian.bruel@st.com>
4790 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4792 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4794 * doc/invoke.texi (-fvar-tracking-assignments): New.
4795 (-fvar-tracking-assignments-toggle): New.
4796 (-fdump-final-insns=file): Mark filename as optional.
4797 (--param min-nondebug-insn-uid): New.
4798 (-gdwarf-@{version}): Mention version 4.
4799 * opts.c (common_handle_option): Accept it.
4800 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4801 * regrename.c (regrename_optimize): Drop last. Don't count debug
4802 insns as uses. Don't reject change because of debug insn.
4803 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4804 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4805 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4806 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4807 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4808 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4809 * doc/gimple.texi (is_gimple_debug): New.
4810 (gimple_debug_bind_p): New.
4811 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4812 * doc/install.texi (bootstrap-debug): More details.
4813 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4814 (bootstrap-debug-lib): More details.
4815 (bootstrap-debug-ckovw): Update.
4816 (bootstrap-time): New.
4817 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4818 (insert_phi_nodes_for): Insert debug stmts.
4819 (rewrite_stmt): Take iterator. Insert debug stmts.
4820 (rewrite_enter_block): Adjust.
4821 (maybe_replace_use_in_debug_stmt): New.
4822 (rewrite_update_stmt): Use it.
4823 (mark_use_interesting): Return early for debug stmts.
4824 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4825 stmts before replacing stmt.
4826 (move_computations_stmt): Likewise.
4827 * ira-conflicts.c (add_copies): Skip debug insns.
4828 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4829 (regstat_bb_compute_ri): Skip debug insns.
4830 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4831 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4832 check_loop_closed_ssa_stmt): Skip debug stmts.
4833 * tree-tailcall.c (find_tail_calls): Likewise.
4834 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4835 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4836 (build_var_debug_value_stat): Declare.
4837 (build_var_debug_value): Define.
4838 (target_for_debug_bind): Declare.
4839 * reload.c (find_equiv_reg): Skip debug insns.
4840 * rtlanal.c (reg_used_between_p): Skip debug insns.
4841 (side_effects_p): Likewise.
4842 (canonicalize_condition): Likewise.
4843 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4844 insns never depend on debug insns.
4845 (create_ddg_dep_no_link): Likewise.
4846 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4847 Don't add inter-loop dependencies for debug insns.
4848 (build_intra_loop_deps): Likewise.
4849 (create_ddg): Count debug insns.
4850 * ddg.h (struct ddg::num_debug): New.
4851 (num_backargs): Pair up with previous int field.
4852 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4853 -fcompare-debug-second.
4854 * final.c (get_attr_length_1): Skip debug insns.
4855 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4856 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4857 (driver_self_specs): Map -fdump-final-insns to
4858 -fdump-final-insns=..
4859 (get_local_tick): New.
4860 (compare_debug_dump_opt_spec_function): Test for . argument and
4861 compute output name. Compute temp output spec without flag name.
4862 Compute -frandom-seed.
4863 (OPT): Undef after use.
4864 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4865 (average_num_loop_insns): Likewise.
4866 * params.h (MIN_NONDEBUG_INSN_UID): New.
4867 * gimple.def (GIMPLE_DEBUG): New.
4868 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4869 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4870 (merge_in_block): Fix whitespace.
4871 * toplev.c (flag_var_tracking): Update comment.
4872 (flag_var_tracking_assignments): New.
4873 (flag_var_tracking_assignments_toggle): New.
4874 (process_options): Don't open final insns dump file if we're not
4875 going to write to it. Compute defaults for var_tracking.
4876 * df-scan.c (df_insn_rescan_debug_internal): New.
4877 (df_uses_record): Handle debug insns.
4878 * haifa-sched.c (ready): Initialize n_debug.
4879 (contributes_to_priority): Skip debug insns.
4880 (dep_list_size): New.
4882 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4883 they're ready. Disregard previous debug insns to make decisions.
4884 (queue_insn): Never queue debug insns.
4885 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4886 (schedule_insn): Don't reject debug insns because of issue rate.
4887 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4888 (queue_to_ready): Skip and discount debug insns.
4889 (choose_ready): Let debug insns through.
4890 (schedule_block): Check boundary debug insns. Discount debug
4891 insns, schedule them early. Adjust whitespace.
4892 (set_priorities): Check for boundary debug insns.
4893 (add_jump_dependencies): Use dep_list_size.
4894 (prev_non_location_insn): New.
4895 (check_cfg): Use it.
4896 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4898 (remove_unused_ivs): Reset debug stmts.
4899 * modulo-sched.c (const_iteration_count): Skip debug insns.
4900 (res_MII): Discount debug insns.
4901 (loop_single_full_bb_p): Skip debug insns.
4902 (sms_schedule): Likewise.
4903 (sms_schedule_by_order): Likewise.
4904 (ps_has_conflicts): Likewise.
4905 * caller-save.c (refmarker_fn): New.
4906 (save_call_clobbered_regs): Replace regs with saved mem in
4908 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4909 Call refmarker_fn mark for hardregnos.
4910 (mark_reg_as_referenced): New.
4911 (replace_reg_with_saved_mem): New.
4912 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4913 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4915 (cse_extended_basic_block): Skip debug insns.
4916 (count_reg_usage): Likewise.
4917 (is_dead_reg): New, split out of...
4918 (set_live_p): ... here.
4919 (insn_live_p): Use it for debug insns.
4920 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4921 (execute_optimize_stdarg): Likewise.
4922 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4923 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4924 changes in debug stmts as changes.
4925 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4926 (moveup_expr): Don't move across debug insns. Don't move
4927 debug insn if it would create a bookkeeping block.
4928 (moveup_expr_cached): Don't use cache for debug insns that
4929 are heads of blocks.
4930 (compute_av_set_inside_bb): Skip debug insns.
4931 (sel_rank_for_schedule): Schedule debug insns first. Remove
4933 (block_valid_for_bookkeeping_p); Support lax searches.
4934 (create_block_for_bookkeeping): Adjust block numbers when
4935 encountering debug-only blocks.
4936 (find_place_for_bookkeeping): Deal with debug-only blocks.
4937 (generate_bookkeeping_insn): Accept no place to insert.
4938 (remove_temp_moveop_nops): New argument full_tidying.
4939 (prepare_place_to_insert): Deal with debug insns.
4940 (advance_state_on_fence): Debug insns don't start cycles.
4941 (update_boundaries): Take fence as argument. Deal with
4943 (schedule_expr_on_boundary): No full_tidying on debug insns.
4944 (fill_insns): Deal with debug insns.
4945 (track_scheduled_insns_and_blocks): Don't count debug insns.
4946 (need_nop_to_preserve_insn_bb): New, split out of...
4947 (remove_insn_from_stream): ... this.
4948 (fur_orig_expr_not_found): Skip debug insns.
4949 * rtl.def (VALUE): Move up.
4951 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4952 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4953 Set it if debug stmts are found.
4954 (statement_sink_location): Skip debug stmts. Propagate
4955 moving defs into debug stmts.
4956 * ifcvt.c (first_active_insn): Skip debug insns.
4957 (last_active_insns): Likewise.
4958 (cond_exec_process_insns): Likewise.
4959 (noce_process_if_block): Likewise.
4960 (check_cond_move_block): Likewise.
4961 (cond_move_convert_if_block): Likewise.
4962 (block_jumps_and_fallthru_p): Likewise.
4963 (dead_or_predicable): Likewise.
4964 * dwarf2out.c (debug_str_hash_forced): New.
4965 (find_AT_string): Add comment.
4966 (gen_label_for_indirect_string): New.
4967 (get_debug_string_label): New.
4968 (AT_string_form): Use it.
4969 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4970 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4971 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4972 several operations that cannot be represented with DWARF opcodes.
4973 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4974 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4975 (dwarf2out_var_location): Take during-call mark into account.
4976 (output_indirect_string): Update comment. Output if there are
4977 label and references.
4978 (prune_indirect_string): New.
4979 (prune_unused_types): Call it if debug_str_hash_forced.
4980 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4981 (dw_long_long_const): Remove.
4982 (struct dw_val_struct): Change val_long_long type to rtx.
4983 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4984 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4985 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4986 component instead of HOST_BITS_PER_LONG.
4987 (output_loc_operands): Likewise. For const8* assert
4988 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4989 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4990 rather than HOST_BITS_PER_LONG is >= 64.
4991 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4993 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4994 HOST_BITS_PER_LONG for dw_val_class_long_long.
4995 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4996 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4997 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4999 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5000 Handle DW_OP_implicit_value.
5001 (extract_int): Move prototype earlier.
5002 (mem_loc_descriptor): For SUBREG punt if inner
5003 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5004 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5005 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5006 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5007 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5008 instead of Pmode size.
5009 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5010 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5011 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5012 (concat_loc_descriptor, concatn_loc_descriptor,
5013 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5014 (add_location_or_const_value_attribute): Likewise. For single
5015 location loc_lists attempt to use add_const_value_attribute
5016 for constant decls. Add DW_AT_const_value even if
5017 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5019 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5020 (control_flow_insn_p): Likewise.
5021 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5022 (separate_decls_in_region_debug_bind): New.
5023 (separate_decls_in_region): Process debug bind stmts afterwards.
5024 * recog.c (verify_changes): Handle debug insns.
5025 (extract_insn): Likewise.
5026 (peephole2_optimize): Skip debug insns.
5027 * dse.c (scan_insn): Skip debug insns.
5028 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5030 (setup_id_for_insn): Handle debug insns.
5031 (maybe_tidy_empty_bb): Adjust whitespace.
5032 (tidy_control_flow): Skip debug insns.
5033 (sel_remove_insn): Adjust for debug insns.
5034 (sel_estimate_number_of_insns): Skip debug insns.
5035 (create_insn_rtx_from_pattern): Handle debug insns.
5036 (create_copy_of_insn_rtx): Likewise.
5037 * sel-sched-.h (sel_bb_end): Declare.
5038 (sel_bb_empty_or_nop_p): New.
5039 (get_all_loop_exits): Use it.
5040 (_eligible_successor_edge_p): Likewise.
5041 (return_nop_to_pool): Adjust.
5042 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5043 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5044 * gimple-pretty-print.c (dump_gimple_debug): New.
5045 (dump_gimple_stmt): Use it.
5046 (dump_bb_header): Skip gimple debug stmts.
5047 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5048 (fixup_match_2): Likewise.
5049 (regmove_backward_pass): Likewise. Simplify combined
5050 replacement. Handle debug insns.
5051 * function.c (instantiate_virtual_regs): Handle debug insns.
5052 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5053 * print-rtl.h: Include cselib.h.
5054 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5055 * df.h (df_inns_rescan_debug_internal): Declare.
5056 * gcse.c (alloc_hash_table): Estimate n_insns.
5057 (cprop_insn): Don't regard debug insns as changes.
5058 (bypass_conditional_jumps): Skip debug insns.
5059 (one_pre_gcse_pass): Adjust.
5060 (one_code_hoisting_pass): Likewise.
5061 (compute_ld_motion_mems): Skip debug insns.
5062 (one_cprop_pass): Adjust.
5063 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5064 (if_convertible_stmt_p): Handle debug stmts.
5065 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5066 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5067 * ira-build.c (create_bb_allocnos): Skip debug insns.
5068 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5069 (has_single_use): Likewise.
5070 (single_imm_use): Likewise.
5071 (num_imm_uses): Likewise.
5072 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5073 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5074 (create_outofssa_var_map): Likewise.
5075 * lower-subreg.c (adjust_decomposed_uses): New.
5076 (resolve_debug): New.
5077 (decompose_multiword_subregs): Use it.
5078 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5079 * emit-rtl.c: Include params.h.
5080 (cur_debug_insn_uid): Define.
5081 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5082 (copy_rtx_if_shared_1): Handle debug insns.
5083 (reset_used_flags): Likewise.
5084 (set_used_flags): LIkewise.
5085 (get_max_insn_count): New.
5086 (next_nondebug_insn): New.
5087 (prev_nondebug_insn): New.
5088 (make_debug_insn_raw): New.
5089 (emit_insn_before_noloc): Handle debug insns.
5090 (emit_jump_insn_before_noloc): Likewise.
5091 (emit_call_insn_before_noloc): Likewise.
5092 (emit_debug_insn_before_noloc): New.
5093 (emit_insn_after_noloc): Handle debug insns.
5094 (emit_jump_insn_after_noloc): Likewise.
5095 (emit_call_insn_after_noloc): Likewise.
5096 (emit_debug_insn_after_noloc): Likewise.
5097 (emit_insn_after): Take loc from earlier non-debug insn.
5098 (emit_jump_insn_after): Likewise.
5099 (emit_call_insn_after): Likewise.
5100 (emit_debug_insn_after_setloc): New.
5101 (emit_debug_insn_after): New.
5102 (emit_insn_before): Take loc from later non-debug insn.
5103 (emit_jump_insn_before): Likewise.
5104 (emit_call_insn_before): Likewise.
5105 (emit_debug_insn_before_setloc): New.
5106 (emit_debug_insn_before): New.
5107 (emit_insn): Handle debug insns.
5108 (emit_debug_insn): New.
5109 (emit_jump_insn): Handle debug insns.
5110 (emit_call_insn): Likewise.
5112 (init_emit): Take min-nondebug-insn-uid into account.
5113 Initialize cur_debug_insn_uid.
5114 (emit_copy_of_insn_after): Handle debug insns.
5115 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5116 location of single rhs in place.
5117 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5118 (floor_sdiv_adjust): New.
5119 (cell_sdiv_adjust): New.
5120 (cell_udiv_adjust): New.
5121 (round_sdiv_adjust): New.
5122 (round_udiv_adjust): New.
5123 (wrap_constant): Moved from cselib.
5124 (unwrap_constant): New.
5125 (expand_debug_expr): New.
5126 (expand_debug_locations): New.
5127 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5129 (gimple_expand_cfg): Expand debug locations.
5130 * cselib.c: Include tree-pass.h.
5131 (struct expand_value_data): New.
5132 (cselib_record_sets_hook): New.
5133 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5134 (cselib_clear_table): Move, and implemnet in terms of...
5135 (cselib_reset_table_with_next_value): ... this.
5136 (cselib_get_next_unknown_value): New.
5137 (discard_useless_locs): Don't discard preserved values.
5138 (cselib_preserve_value): New.
5139 (cselib_preserved_value_p): New.
5140 (cselib_preserve_definitely): New.
5141 (cselib_clear_preserve): New.
5142 (cselib_preserve_only_values): New.
5143 (new_cselib_val): Take rtx argument. Dump it in details.
5144 (cselib_lookup_mem): Adjust.
5145 (expand_loc): Take regs_active in struct. Adjust. Silence
5146 dumps unless details are requested.
5147 (cselib_expand_value_rtx_cb): New.
5148 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5149 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5150 without details. Copy more subregs. Try to resolve values
5151 using a callback. Wrap constants.
5152 (cselib_subst_to_values): Adjust.
5153 (cselib_log_lookup): New.
5154 (cselib_lookup): Call it.
5155 (cselib_invalidate_regno): Don't count preserved values as useless.
5156 (cselib_invalidate_mem): Likewise.
5157 (cselib_record_set): Likewise.
5158 (struct set): Renamed to cselib_set, moved to cselib.h.
5159 (cselib_record_sets): Adjust. Call hook.
5160 (cselib_process_insn): Reset table when it would be cleared.
5161 (dump_cselib_val): New.
5162 (dump_cselib_table): New.
5163 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5164 (remove_forwarder_block): Support moving debug stmts.
5165 * cselib.h (cselib_record_sets_hook): Declare.
5166 (cselib_expand_callback): New type.
5167 (cselib_expand_value_rtx_cb): Declare.
5168 (cselib_reset_table_with_next_value): Declare.
5169 (cselib_get_next_unknown_value): Declare.
5170 (cselib_preserve_value): Declare.
5171 (cselib_preserved_value_p): Declare.
5172 (cselib_preserve_only_values): Declare.
5173 (dump_cselib_table): Declare.
5174 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5175 (try_crossjump_to_edge): Likewise.
5176 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5177 dominated blocks when debug stmts are present.
5178 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5179 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5180 (set_var_live_on_entry): Likewise.
5181 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5182 * cfglayout.c (curr_location, last_location): Make static.
5183 (set_curr_insn_source_location): Don't avoid bouncing.
5184 (get_curr_insn_source_location): New.
5185 (get_curr_insn_block): New.
5186 (duplicate_insn_chain): Handle debug insns.
5187 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5189 * common.opt (fcompare-debug): Move to sort order.
5190 (fdump-unnumbered-links): Likewise.
5191 (fvar-tracking-assignments): New.
5192 (fvar-tracking-assignments-toggle): New.
5193 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5194 because of debug stmts.
5195 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5196 (eliminate_unnecessary_stmts): Walk dominated blocks before
5198 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5199 * ira.c (memref_used_between_p): Skip debug insns.
5200 (update_equiv_regs): Likewise.
5201 * sched-deps.c (sd_lists_size): Accept empty list.
5202 (sd_init_insn): Mark debug insns.
5203 (sd_finish_insn): Unmark them.
5204 (sd_add_dep): Reject non-debug deps on debug insns.
5205 (fixup_sched_groups): Give debug insns group treatment.
5207 (sched_analyze_reg): Don't mark debug insns for sched before call.
5208 (sched_analyze_2): Handle debug insns.
5209 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5211 (deps_analyze_insn): Handle debug insns.
5212 (deps_start_bb): Skip debug insns.
5213 (init_deps): Initialize last_debug_insn.
5214 * tree-ssa.c (target_for_debug_bind): New.
5215 (find_released_ssa_name): New.
5216 (propagate_var_def_into_debug_stmts): New.
5217 (propagate_defs_into_debug_stmts): New.
5218 (verify_ssa): Skip debug bind stmts without values.
5219 (warn_uninialized_vars): Skip debug stmts.
5220 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5221 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5222 (rtx_equal_p): Likewise.
5223 * ira-costs.c (scan_one_insn): Skip debug insns.
5224 (process_bb_node_for_hard_reg_moves): Likewise.
5225 * rtl.h (DEBUG_INSN_P): New.
5226 (NONDEBUG_INSN_P): New.
5227 (MAY_HAVE_DEBUG_INSNS): New.
5228 (INSN_P): Accept debug insns.
5229 (RTX_FRAME_RELATED_P): Likewise.
5230 (INSN_DELETED_P): Likewise
5231 (PAT_VAR_LOCATION_DECL): New.
5232 (PAT_VAR_LOCATION_LOC): New.
5233 (PAT_VAR_OCATION_STATUS): New.
5234 (NOTE_VAR_LOCATION_DECL): Reimplement.
5235 (NOTE_VAR_LOCATION_LOC): Likewise.
5236 (NOTE_VAR_LOCATION_STATUS): Likewise.
5237 (INSN_VAR_LOCATION): New.
5238 (INSN_VAR_LOCATION_DECL): New.
5239 (INSN_VAR_LOCATION_LOC): New.
5240 (INSN_VAR_LOCATION_STATUS): New.
5241 (gen_rtx_UNKNOWN_VAR_LOC): New.
5242 (VAR_LOC_UNKNOWN_P): New.
5243 (NOTE_DURING_CALL_P): New.
5244 (SCHED_GROUP_P): Accept debug insns.
5245 (emit_debug_insn_before): Declare.
5246 (emit_debug_insn_before_noloc): Declare.
5247 (emit_debug_insn_beore_setloc): Declare.
5248 (emit_debug_insn_after): Declare.
5249 (emit_debug_insn_after_noloc): Declare.
5250 (emit_debug_insn_after_setloc): Declare.
5251 (emit_debug_insn): Declare.
5252 (make_debug_insn_raw): Declare.
5253 (prev_nondebug_insn): Declare.
5254 (next_nondebug_insn): Declare.
5255 (delegitimize_mem_from_attrs): Declare.
5256 (get_max_insn_count): Declare.
5257 (wrap_constant): Declare.
5258 (unwrap_constant): Declare.
5259 (get_curr_insn_source_location): Declare.
5260 (get_curr_insn_block): Declare.
5261 * tree-inline.c (insert_debug_decl_map): New.
5262 (processing_debug_stmt): New.
5263 (remap_decl): Don't create new mappings in debug stmts.
5264 (remap_gimple_op_r): Don't add references in debug stmts.
5265 (copy_tree_body_r): Likewise.
5266 (remap_gimple_stmt): Handle debug bind stmts.
5267 (copy_bb): Skip debug stmts.
5268 (copy_edges_for_bb): Likewise.
5269 (copy_debug_stmt): New.
5270 (copy_debug_stmts): New.
5271 (copy_body): Copy debug stmts at the end.
5272 (insert_init_debug_bind): New.
5273 (insert_init_stmt): Take id. Skip and emit debug stmts.
5274 (setup_one_parameter): Remap variable earlier, register debug mapping.
5275 (estimate_num_insns): Skip debug stmts.
5276 (expand_call_inline): Preserve debug_map.
5277 (optimize_inline_calls): Check for no debug_stmts left-overs.
5278 (unsave_expr_now): Preserve debug_map.
5279 (copy_gimple_seq_and_replace_locals): Likewise.
5280 (tree_function_versioning): Check for no debug_stmts left-overs.
5281 Init and destroy debug_map as needed. Split edges unconditionally.
5282 (build_duplicate_type): Init and destroy debug_map as needed.
5283 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5284 (struct copy_body_data): Add debug_stmts and debug_map.
5285 * sched-int.h (struct ready_list): Add n_debug.
5286 (struct deps): Add last_debug_insn.
5287 (DEBUG_INSN_SCHED_P): New.
5288 (BOUNDARY_DEBUG_INSN_P): New.
5289 (SCHEDULE_DEBUG_INSN_P): New.
5290 (sd_iterator_cond): Accept empty list.
5291 * combine.c (create_log_links): Skip debug insns.
5292 (combine_instructions): Likewise.
5293 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5294 return value is always unshared.
5295 (struct rtx_subst_pair): New.
5296 (auto_adjust_pair): New.
5297 (propagate_for_debug_subst): New.
5298 (propagate_for_debug): New.
5299 (try_combine): Skip debug insns. Propagate removed defs into
5301 (next_nonnote_nondebug_insn): New.
5302 (distribute_notes): Use it. Skip debug insns.
5303 (distribute_links): Skip debug insns.
5304 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5305 * resource.c (mark_target_live_regs): Likewise.
5306 * var-tracking.c: Include cselib.h and target.h.
5307 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5309 (micro_operation_type_name): New.
5310 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5311 (struct micro_operation_def): Update comments.
5312 (decl_or_value): New type. Use instead of decls.
5313 (struct emit_note_data_def): Add vars.
5314 (struct attrs_def): Use decl_or_value.
5315 (struct variable_tracking_info_def): Add permp, flooded.
5316 (struct location_chain_def): Update comment.
5317 (struct variable_part_def): Use decl_or_value.
5318 (struct variable_def): Make var_part a variable length array.
5320 (scratch_regs): New.
5321 (cselib_hook_called): New.
5322 (dv_is_decl_p): New.
5323 (dv_is_value_p): New.
5326 (dv_as_opaque): New.
5327 (dv_onepart_p): New.
5329 (IS_DECL_CODE): New.
5330 (check_value_is_not_decl): New.
5331 (dv_from_decl): New.
5332 (dv_from_value): New.
5333 (dv_htab_hash): New.
5334 (variable_htab_hash): Use it.
5335 (variable_htab_eq): Support values.
5336 (variable_htab_free): Free from the right pool.
5337 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5338 (attrs_list_union): Adjust.
5339 (attrs_list_mpdv_union): New.
5340 (tie_break_pointers): New.
5341 (canon_value_cmp): New.
5342 (unshare_variable): Return possibly-modified slot.
5343 (vars_copy_1): Adjust.
5344 (var_reg_decl_set): Adjust. Split out of...
5345 (var_reg_set): ... this.
5346 (get_init_value): Adjust.
5347 (var_reg_delete_and_set): Adjust.
5348 (var_reg_delete): Adjust.
5349 (var_regno_delete): Adjust.
5350 (var_mem_decl_set): Split out of...
5351 (var_mem_set): ... this.
5352 (var_mem_delete_and_set): Adjust.
5353 (var_mem_delete): Adjust.
5357 (variable_union): Adjust. Speed up merge of 1-part vars.
5358 (variable_canonicalize): Use unshared slot.
5359 (VALUED_RECURSED_INTO): New.
5360 (find_loc_in_1pdv): New.
5361 (struct dfset_merge): New.
5362 (insert_into_intersection): New.
5363 (intersect_loc_chains): New.
5365 (canonicalize_loc_order_check): New.
5366 (canonicalize_values_mark): New.
5367 (canonicalize_values_star): New.
5368 (variable_merge_over_cur): New.
5369 (variable_merge_over_src): New.
5370 (dataflow_set_merge): New.
5371 (dataflow_set_equiv_regs): New.
5372 (remove_duplicate_values): New.
5373 (struct dfset_post_merge): New.
5374 (variable_post_merge_new_vals): New.
5375 (variable_post_merge_perm_vals): New.
5376 (dataflow_post_merge_adjust): New.
5377 (find_mem_expr_in_1pdv): New.
5378 (dataflow_set_preserve_mem_locs): New.
5379 (dataflow_set_remove_mem_locs): New.
5380 (dataflow_set_clear_at_call): New.
5381 (onepart_variable_different_p): New.
5382 (variable_different_p): Use it.
5383 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5384 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5386 (track_loc_p): Pass it true.
5387 (struct count_use_info): New.
5388 (find_use_val): New.
5389 (replace_expr_with_values): New.
5391 (use_type): New, partially split out of...
5392 (count_uses): ... this. Count new micro-ops.
5393 (count_uses_1): Adjust.
5394 (count_stores): Adjust.
5395 (count_with_sets): New.
5396 (VAL_NEEDS_RESOLUTION): New.
5397 (VAL_HOLDS_TRACK_EXPR): New.
5398 (VAL_EXPR_IS_COPIED): New.
5399 (VAL_EXPR_IS_CLOBBERED): New.
5400 (add_uses): Adjust. Generate new micro-ops.
5401 (add_uses_1): Adjust.
5402 (add_stores): Generate new micro-ops.
5403 (add_with_sets): New.
5404 (find_src_status): Adjust.
5405 (find_src_set_src): Adjust.
5406 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5407 Handle new micro-ops. Canonicalize value equivalances.
5408 (vt_find_locations): Compute total size of hash tables for
5409 dumping. Perform merge for var-tracking-assignments. Don't
5410 disregard single-block loops.
5411 (dump_attrs_list): Handle decl_or_value.
5412 (dump_variable): Take variable. Deal with decl_or_value.
5413 (dump_variable_slot): New.
5414 (dump_vars): Use it.
5415 (dump_dataflow_sets): Adjust.
5416 (set_slot_part): New, extended to support one-part variables
5417 after splitting out of...
5418 (set_variable_part): ... this.
5419 (clobber_slot_part): New, split out of...
5420 (clobber_variable_part): ... this.
5421 (delete_slot_part): New, split out of...
5422 (delete_variable_part): .... this.
5423 (check_wrap_constant): New.
5424 (vt_expand_loc_callback): New.
5425 (vt_expand_loc): New.
5426 (emit_note_insn_var_location): Adjust. Handle values. Handle
5427 EMIT_NOTE_AFTER_CALL_INSN.
5428 (emit_notes_for_differences_1): Adjust. Handle values.
5429 (emit_notes_for_differences_2): Likewise.
5430 (emit_notes_for_differences): Adjust.
5431 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5432 Adjust. Handle new micro-ops.
5433 (vt_add_function_parameters): Adjust. Create and bind values.
5434 (vt_initialize): Adjust. Initialize scratch_regs and
5435 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5436 operations. Move some code to count_with_sets and add_with_sets.
5437 (delete_debug_insns): New.
5438 (vt_debug_insns_local): New.
5439 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5441 (var_tracking_main): If var-tracking-assignments is enabled
5442 but var-tracking isn't, delete debug insns and leave. Likewise
5443 if we exceed limits or fail the stack adjustments tests, and
5444 after all var-tracking processing.
5445 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5446 (dataflow_set): Add traversed_vars.
5447 (value_chain, const_value_chain): New typedefs.
5448 (value_chain_pool, value_chains): New variables.
5449 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5450 add_value_chains, add_cselib_value_chains, remove_value_chain,
5451 remove_value_chains, remove_cselib_value_chains): New functions.
5452 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5453 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5455 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5456 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5457 (dst_can_be_shared): New variable.
5458 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5459 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5460 different from set->vars, look up slot again instead of using the
5462 (dataflow_set_init): Initialize traversed_vars.
5463 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5464 lookup if set->vars is shared. Don't keep slot cleared before
5465 calling unshare_variable. Unshare set->vars if needed. Adjust
5466 unshare_variable callers. Clear dst_can_be_shared if needed.
5467 Even ->refcount == 1 vars must be unshared if set->vars is shared
5468 and var needs to be modified.
5469 (dataflow_set_union): Set traversed_vars during canonicalization.
5470 (VALUE_CHANGED, DECL_CHANGED): Define.
5471 (set_dv_changed, dv_changed_p): New static inlines.
5472 (track_expr_p): Clear DECL_CHANGED.
5473 (dump_dataflow_sets): Set it.
5474 (variable_was_changed): Call set_dv_changed.
5475 (emit_note_insn_var_location): Likewise.
5476 (changed_variables_stack): New variable.
5477 (check_changed_vars_1, check_changed_vars_2): New functions.
5478 (emit_notes_for_changes): Do nothing if changed_variables is
5479 empty. Traverse changed_variables with check_changed_vars_1,
5480 call check_changed_vars_2 on each changed_variables_stack entry.
5481 (emit_notes_in_bb): Add SET argument. Just clear it at the
5482 beginning, use it instead of local &set, don't destroy it at the end.
5483 (vt_emit_notes): Call dataflow_set_clear early on all
5484 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5485 computed set, dataflow_set_clear also VTI(bb)->in when we are
5486 done with the basic block. Initialize changed_variables_stack,
5487 free it afterwards. If ENABLE_CHECKING verify that after noting
5488 differences to an empty set value_chains hash table is empty.
5489 (vt_initialize): Initialize value_chains and value_chain_pool.
5490 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5491 (variable_tracking_main): Call dump_dataflow_sets before calling
5492 vt_emit_notes, not after it.
5493 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5494 (propagate_var_def_into_debug_stmts): Declare.
5495 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5496 (df_set_note): Reject debug insns.
5497 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5498 add notes to debug insns.
5499 (df_note_bb_compute): Adjust. Likewise.
5500 (df_simulate_uses): Skip debug insns.
5501 (df_simulate_initialize_backwards): Likewise.
5502 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5503 (subst_stack_regs_pat): Reject debug insns.
5504 (convert_regs_1): Handle debug insns.
5505 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5506 (print-rtl.o): Depend on cselib.h.
5507 (cselib.o): Depend on TREE_PASS_H.
5508 (var-tracking.o): Depend on cselib.h and TARGET_H.
5509 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5510 (init_ready_list): Skip boundary debug insns.
5511 (add_branch_dependences): Skip debug insns.
5512 (free_block_dependencies): Check for blocks with only debug insns.
5513 (compute_priorities): Likewise.
5514 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5515 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5517 (gimple_build_debug_bind_stat): New.
5518 (empty_body_p): Skip debug stmts.
5519 (gimple_has_side_effects): Likewise.
5520 (gimple_rhs_has_side_effects): Likewise.
5521 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5522 (gimple_build_debug_bind_stat): Declare.
5523 (gimple_build_debug_bind): Define.
5524 (is_gimple_debug): New.
5525 (gimple_debug_bind_p): New.
5526 (gimple_debug_bind_get_var): New.
5527 (gimple_debug_bind_get_value): New.
5528 (gimple_debug_bind_get_value_ptr): New.
5529 (gimple_debug_bind_set_var): New.
5530 (gimple_debug_bind_set_value): New.
5531 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5532 (gimple_debug_bind_reset_value): New.
5533 (gimple_debug_bind_has_value_p): New.
5534 (gsi_next_nondebug): New.
5535 (gsi_prev_nondebug): New.
5536 (gsi_start_nondebug_bb): New.
5537 (gsi_last_nondebug_bb): New.
5538 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5539 (print_insn): Handle DEBUG_INSN.
5540 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5541 of first insn prevail.
5542 (first_stmt): Skip debug stmts.
5543 (first_non_label_stmt): Likewise.
5544 (last_stmt): Likewise.
5545 (has_zero_uses_1): New.
5546 (single_imm_use_1): New.
5547 (verify_gimple_debug): New.
5548 (verify_types_in_gimple_stmt): Handle debug stmts.
5549 (verify_stmt): Likewise.
5550 (debug_loop_num): Skip debug stmts.
5551 (remove_edge_and_dominated_blocks): Remove dominators last.
5552 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5553 (linearize_expr): Likewise.
5554 * config/i386/i386.c (ix86_delegitimize_address): Call
5555 default implementation.
5556 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5557 (group_barrier_needed): Skip debug insns.
5558 (emit_insn_group_barriers): Likewise.
5559 (emit_all_insn_group_barriers): Likewise.
5560 (ia64_variable_issue): Handle debug insns.
5561 (ia64_dfa_new_cycle): Likewise.
5562 (final_emit_insn_group_barriers): Skip debug insns.
5563 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5564 def cfa without frame.
5565 (process_set): Likewise.
5566 (process_for_unwind_directive): Pass frame on.
5567 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5568 (rs6000_delegitimize_address): New.
5569 (rs6000_debug_adjust_cost): Handle debug insns.
5570 (is_microcoded_insn): Likewise.
5571 (is_cracked_insn): Likewise.
5572 (is_nonpipeline_insn): Likewise.
5573 (insn_must_be_first_in_group): Likewise.
5574 (insn_must_be_last_in_group): Likewise.
5575 (force_new_group): Likewise.
5576 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5577 contains only debug insns.
5578 (rtl_merge_blocks): Skip debug insns.
5579 (purge_dead_edges): Likewise.
5580 (rtl_block_ends_with_call_p): Skip debug insns.
5581 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5582 (mark_reg_dependencies): Skip debug insns.
5583 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5584 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5585 * tree-ssa-threadedge.c
5586 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5587 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5588 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5589 (copyprop_hardreg_forward_1): Handle debug insns.
5590 * reload1.c (reload): Skip debug insns. Replace unassigned
5591 pseudos in debug insns with their equivalences.
5592 (eliminate_regs_in_insn): Skip debug insns.
5593 (emit_input_reload_insns): Skip debug insns at first, adjust
5595 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5596 (get_indirect_ref_operands): Pass opf_no_vops on.
5597 (get_expr_operands): Likewise. Skip debug stmts.
5598 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5600 2009-09-01 Richard Henderson <rth@redhat.com>
5602 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5603 stmt_ends_pp_p statements at least once.
5604 * tree-vrp.c (vrp_initialize): Likewise.
5605 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5607 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5610 Fix AIX bootstrap after PR debug/30161
5611 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5612 that is a GNU extension.
5613 (tmpl_value_parm_die_table): Move the definition of this global
5614 outside #ifdef DWARF2_DEBUGGING_INFO region.
5616 2009-09-01 Richard Guenther <rguenther@suse.de>
5618 * tree.c (tree_expr_size): New function.
5619 * tree.h (tree_expr_size): Declare.
5620 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5621 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5622 * langhooks.c (lhd_expr_size): Remove.
5623 * langhooks.h (struct lang_hooks): Remove expr_size.
5624 * explow.c (expr_size): Use tree_expr_size.
5625 (int_expr_size): Likewise.
5626 * langhooks-def.h (lhd_expr_size): Remove.
5627 (LANG_HOOKS_EXPR_SIZE): Likewise.
5628 (LANG_HOOKS_INITIALIZER): Adjust.
5630 2009-09-01 Richard Guenther <rguenther@suse.de>
5632 * tree-flow.h (mark_addressable): Move declaration ...
5633 * tree.h (mark_addressable): ... here.
5634 * stmt.c (expand_asm_operands): Use mark_addressable, not
5635 lang_hooks.mark_addressable.
5636 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5637 LANG_HOOKS_MARK_ADDRESSABLE.
5638 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5639 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5641 2009-08-31 Chris Demetriou <cgd@google.com>
5643 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5644 vectorize if not TARGET_SSE2.
5646 2009-08-31 DJ Delorie <dj@redhat.com>
5648 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5649 registers if no coprocessor is enabled.
5651 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5654 * cgraph.h (cgraph_get_node): Declare ...
5655 * cgraph.c (cgraph_get_node): ... new function.
5656 * dwarf2out.c (gen_generic_params_dies,
5657 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5658 make_ith_pack_parameter_name,
5659 append_entry_to_tmpl_value_parm_die_table,
5660 gen_remaining_tmpl_value_param_die_attribute): New functions.
5661 (gen_subprogram_die): Generate debug info for template parameters
5662 if debug info level is higher than DINFO_LEVEL_TERSE.
5663 Use tree_add_const_value_attribute_for_decl instead of
5664 tree_add_const_value_attribute.
5665 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5666 instead of tree_add_const_value_attribute.
5667 (gen_struct_or_union_type_die): Generate debug
5668 info for template parameters if debug info level is higher than
5670 (tree_add_const_value_attribute): Handle integral and pointer
5671 constants. Update comment.
5672 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5673 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5674 (reference_to_unused): Fix thinko. Remove redundant predicates from
5676 (tree_add_const_value_attribute): Make this work for constant
5678 tree_add_const_value_attribute_for_decl is to be used for variable
5680 (add_location_or_const_value_attribute): Use
5681 tree_add_const_value_attribute_for_decl now.
5682 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5683 DW_TAG_template_value_param DIEs after function DIEs have been
5685 * langhooks.h (lang_hooks_for_types): Add
5686 get_argument_pack_elems.
5687 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5688 (lang_hooks): Added get_innermost_generic_parms,
5689 get_innermost_generic_args.
5690 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5691 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5692 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5693 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5695 2009-08-31 DJ Delorie <dj@redhat.com>
5697 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5698 it once we start generating the prologue or epilogue.
5699 (mep_call_saves_register): If the frame is locked, re-use
5701 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5702 (mep_expand_prologue): Call it.
5703 (mep_expand_epilogue): Likewise.
5704 (mep_start_function): Use the same logic as mep_expand_prologue.
5705 (mep_pass_by_reference): Make logic more readable.
5706 (mep_return_in_memory): Zero-sized objects are passed in memory.
5707 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5709 2009-08-31 Richard Guenther <rguenther@suse.de>
5711 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5712 to query if the memory regions for memmove overlap.
5713 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5714 asserts on pointers, instead deal with odd trees.
5715 (ptr_derefs_may_alias_p): Likewise.
5716 (refs_may_alias_p_1): Constructor bases also never alias.
5718 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5720 * doc/install.texi (Final install): Adjust reference on where to
5721 order printed manuals.
5723 2009-08-30 Olivier Hainque <hainque@adacore.com>
5725 * dwarf2out.c (switch_to_frame_table_section): Move
5726 definition prior to first use.
5728 2009-08-30 Richard Guenther <rguenther@suse.de>
5730 PR tree-optimization/41186
5731 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5732 (ao_ref_init_from_ptr_and_size): New function.
5733 (ref_maybe_used_by_call_p_1): Be more precise tracking
5734 used ranges for builtin functions.
5735 (ref_maybe_used_by_call_p): Adjust.
5736 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5737 ranges for builtin functions.
5738 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5740 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5743 * fwprop.c (get_reg_use_in): Delete.
5744 (free_load_extend): New function.
5745 (forward_propagate_subreg): Use it.
5747 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5749 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5751 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5754 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5757 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5759 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5760 fini or fini_array section.
5762 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5764 * graphite-dependences.c (graphite_legal_transform_bb): Call
5765 pbb_remove_duplicate_pdrs.
5766 * graphite-poly.c (can_collapse_pdr): Removed.
5767 (pdr_find_duplicate): Removed.
5768 (can_collapse_pdrs): New.
5769 (pbb_remove_duplicate_pdrs): New.
5770 (new_poly_dr): Do not look for duplicates.
5771 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5772 (PBB_PDR_DUPLICATES_REMOVED): New.
5773 (pbb_remove_duplicate_pdrs): Declared.
5775 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5777 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5778 the strides by multiplying by PDR_NB_REFS.
5779 * graphite-poly.c (can_collapse_pdr): New.
5780 (pdr_find_duplicate): New.
5781 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5782 Initialize PDR_NB_REFS.
5783 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5785 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5787 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5790 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5793 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5795 * graphite-dependences.c (pddr_original_scattering): Return NULL
5796 for read-read dependence relations.
5797 * graphite-poly.h (enum poly_dr_type): Fix comment.
5800 (pdr_may_write_p): New.
5802 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5804 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5805 (struct poly_dr): Same.
5806 (new_poly_dr): Same.
5807 * graphite-poly.c (new_poly_dr): Same.
5808 * graphite-dependences.c (dot_deps): Disable call to system.
5810 2009-08-28 Cary Coutant <ccoutant@google.com>
5813 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5814 struct/union/enum types local to a function.
5816 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5817 Sebastian Pop <sebastian.pop@amd.com>
5819 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5820 pbb_strip_mine_time_depth. Changed the implementation so that
5821 transformation is expressed as a transformation on
5822 time (scatttering) dimensions. Also, ensures that the 2d+1
5823 scheduling format is preserved.
5824 (pbb_strip_mine_profitable_p): Profitability is based on the
5825 iteration number of a given time (scattering) dimension,
5826 and not on a original loop depth dimension.
5827 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5828 (pbb_do_strip_mine): Call psct_dynamic_dim.
5829 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5830 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5831 (pbb_nb_dynamic_scattering_transform): New.
5832 (psct_dynamic_dim): New.
5834 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5836 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5837 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5838 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5839 * graphite-interchange.c (build_linearized_memory_access): Same.
5840 (memory_stride_in_loop): Same.
5842 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5844 * graphite-dependences.c (pddr_original_scattering): New.
5845 (graphite_legal_transform_dr): Call pddr_original_scattering.
5848 * graphite-dependences.h (dot_deps): Declared.
5849 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5850 (print_pdr): Print PDR_ID.
5851 * graphite-poly.h (struct poly_dr): Add field id.
5854 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5856 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5858 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5859 not delete the original dependence relation.
5861 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5863 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5864 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5865 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5866 (free_poly_ddr): New.
5867 (pddr_is_empty): New.
5868 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5869 (dependence_polyhedron): Same. Remove useless gcc_assert.
5871 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5872 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5873 * graphite-dependences.h (enum poly_dependence_kind): New.
5874 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5875 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5876 (PDRP_SINK): Renamed PDDR_SINK.
5877 (PDRP_DDP): Renamed PDDR_DDP.
5879 (free_poly_ddr): Declared.
5880 * graphite-poly.c (new_scop): Use the new hash function names.
5881 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5882 into original_pddrs.
5883 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5885 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5887 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5888 bounds with LT_EXPR to make niter analysis more precise on code
5889 generated by Graphite.
5891 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5893 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5894 (graphite_legal_transform_bb): Same.
5895 (poly_drs_may_alias_p): Same.
5897 2009-08-28 Richard Guenther <rguenther@suse.de>
5899 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5901 2009-08-28 Jan Beulich <jbeulich@novell.com>
5903 * config/i386/netware.c: Include langhooks.h.
5904 (i386_nlm_encode_section_info): Simplify.
5905 (netware_override_options): Delete.
5906 * config/i386/netware.h (netware_override_options): Delete
5908 (OVERRIDE_OPTIONS): Delete definition.
5909 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5910 (ASM_COMMENT_START): Define.
5911 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5913 2009-08-28 Jan Beulich <jbeulich@novell.com>
5915 * configure.ac: For in-tree ld, do a plain version check to
5916 determine whether comdat groups are supported.
5917 * configure: Regenerate.
5919 2009-08-28 Olivier Hainque <hainque@adacore.com>
5921 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5922 always defined. Reflect definition or absence of such for
5923 COLLECT_EXPORT_LIST. Readability helper.
5924 (scanfilter): New enum, to help control what symbols
5925 are to be considered or ignored by scan_prog_file.
5926 (enum pass): Rename as "scanpass", moved together with scanfilter
5927 prior to scan_prog_file's prototype.
5928 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5929 Group prototype with the scanpass/scanfilter definitions, factorize
5930 head comments for the several implementations at the prototype.
5931 (main): Reorganize the first pass link control to let AIX
5932 drag only the needed frame tables in executables. Prevent
5933 frame tables collection during the scan aimed at static ctors.
5934 Pre-link and scan for frame tables later to compensate.
5935 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5936 A C statement to issue assembly directives that create a reference
5937 to the given DWARF table identifier label from the current function
5939 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5940 to differentiate first time section entry. Only emit a .data
5941 tables start identifier label the first time around.
5942 (switch_to_frame_table_section): New function. Helper for
5943 output_call_frame_info to switch possibly BACK into the eh_frame
5944 or the debug_frame section depending on FOR_EH.
5945 (output_call_frame_info): Use helper to first enter the proper
5947 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5948 emit a link to the frame table start label from each function
5950 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5951 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5952 * config/rs6000/rs6000-protos.h: Declare it.
5953 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5955 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5957 * config/sh/sh.c (split_branches): Check the result of
5960 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5962 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5963 using -pthread -fopenmp
5965 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5967 * doc/service.texi (service directory): Update URL.
5969 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5971 PR rtl-optimization/40861
5972 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5973 extract word from a multi-word subreg for negative byte positions.
5975 2009-08-27 Tristan Gingold <gingold@adacore.com>
5976 Douglas B Rupp <rupp@gnat.com>
5978 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5979 (SECTION_VMS_OVERLAY): Define.
5980 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5982 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5984 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5985 common_object declarations.
5986 (ia64_section_type_flags): Set section flag for common_object.
5987 * config/ia64/ia64-protos.h
5988 (ia64_vms_output_aligned_decl_common): Declare.
5989 (ia64_vms_elf_asm_named_section): Declare.
5991 2009-08-27 Michael Matz <matz@suse.de>
5993 * expr.c (expand_expr_real_2): New function taking exploded
5994 unary or binary expression, split out from ...
5995 (expand_expr_real_1): ... here. Move over all unary/binary
5996 switch parts to above function, in particular these codes:
5997 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5998 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5999 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6000 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6001 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6002 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6003 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6004 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6005 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6006 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6007 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6008 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6009 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6010 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6011 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6012 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6013 VEC_PACK_FIX_TRUNC_EXPR.
6014 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6017 2009-08-27 Richard Guenther <rguenther@suse.de>
6019 * gengtype.c (main): Handle uint64_t.
6020 * ipa-utils.c (get_base_var): Indent properly.
6021 * tree-ssa-live.c (debug_scope_block): New function.
6022 * tree-flow.h (debug_scope_block): Declare.
6023 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6024 * basic-block.h (enum profile_status): Rename to
6025 enum profile_status_d.
6026 (x_profile_status): Adjust type.
6028 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6031 * dwarf2out.c (get_context_die): Declare this static function.
6032 (gen_type_die_with_usage): Make sure a DIE is a generated for
6033 the context of a typedef.
6035 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6037 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6040 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6042 * config/mips/mips-protos.h (mips_output_sync): Declare.
6043 (mips_sync_loop_insns): Likewise.
6044 (mips_output_sync_loop): Replace first two parameters with an rtx.
6045 * config/mips/mips.c (mips_multi_member): New structure.
6046 (mips_multi_members): New variable.
6047 (mips_multi_start): New function.
6048 (mips_multi_add): Likewise.
6049 (mips_multi_add_insn): Likewise.
6050 (mips_multi_add_label): Likewise.
6051 (mips_multi_last_index): Likewise.
6052 (mips_multi_copy_insn): Likewise.
6053 (mips_multi_set_operand): Likewise.
6054 (mips_multi_write): Likewise.
6055 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6056 (mips_init_print_operand_punct): Update accordingly.
6057 (mips_start_ll_sc_sync_block): New function.
6058 (mips_end_ll_sc_sync_block): Likewise.
6059 (mips_output_sync): Likewise.
6060 (mips_sync_insn1_template): Likewise.
6061 (mips_sync_insn2_template): Likewise.
6062 (mips_get_sync_operand): Likewise.
6063 (mips_process_sync_loop): Likewise.
6064 (mips_output_sync_loop): Use mips_process_sync_loop.
6065 (mips_sync_loop_insns): New function.
6066 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6067 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6068 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6069 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6070 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6071 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6072 (MIPS_SYNC_OLD_OP_12): Likewise.
6073 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6074 (MIPS_SYNC_NEW_OP_12): Likewise.
6075 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6076 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6077 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6078 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6079 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6080 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6081 * config/mips/mips.md (sync_mem): New attribute.
6082 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6083 (sync_exclusive_mask, sync_required_oldval): Likewise.
6084 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6085 (sync_release_barrier): Likewise.
6086 (length): Handle sync loops.
6087 (sync): Use mips_output_sync.
6088 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6089 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6090 and use mips_output_sync_loop.
6091 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6092 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6093 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6094 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6095 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6096 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6097 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6098 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6099 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6101 2009-08-26 Richard Guenther <rguenther@suse.de>
6104 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6105 the types to not match.
6106 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6108 * tree-ssa.c (useless_type_conversion_p): Conversions to
6109 pointers to unprototyped functions are useless.
6111 2009-08-26 Richard Guenther <rguenther@suse.de>
6113 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6114 whole-program condition, prepare to be called for non-globals.
6115 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6116 params build a representative with known type and track its fields.
6118 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6120 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6121 clearing by a taken branch.
6122 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6123 effectively after bbro pass.
6124 (sync_nand<mode>): Ditto.
6125 (sync_old_<fetchop_name><mode>): Ditto.
6126 (sync_old_nand<mode>): Ditto.
6127 (sync_new_<fetchop_name><mode>): Dito.
6128 (sync_new_nand<mode>): Ditto.
6129 (sync_compare_and_swap<mode>_1): Ditto.
6130 (*sync_compare_and_swap<mode>): Ditto.
6131 (sync_lock_test_and_set<mode>_1): Ditto.
6132 ("sync_lock_test_and_set<mode>): Ditto.
6134 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6136 * hwint.h (HOST_LONG_FORMAT): New macro
6137 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6138 Use HOST_PTR_PRINTF.
6139 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6140 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6141 (HOST_PTR_PRINTF): Document.
6143 2009-08-25 Jan Hubicka <jh@suse.cz>
6145 * config/i386/bmmintrin.h: Replace by #error.
6148 Michael Meissner <michael.meissner@amd.com>
6149 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6150 Tony Linthicum <tony.linthicum@amd.com>
6152 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6153 (TARGET_ROUND): New macro for the round/ptest instructions which
6154 are shared between SSE4.1 and SSE5.
6155 (OPTION_MASK_ISA_ROUND): Ditto.
6156 (OPTION_ISA_ROUND): Ditto.
6157 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6158 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6160 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6161 (-mfused-madd): New switch to give users control over whether the
6162 compiler optimizes to use the multiply/add SSE5 instructions.
6164 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6165 (ix86_handle_option): Turn off 3dnow if -msse5.
6166 (override_options): Add SSE5 support.
6167 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6169 (ix86_expand_sse_movcc): Add SSE5 support.
6170 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6171 vector type to the next largest size.
6172 (ix86_expand_sse5_pack): New function to use pperm to pack a
6173 vector type to the next smallest size.
6174 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6175 (IX86_BUILTIN_FMADDSD): Ditto.
6176 (IX86_BUILTIN_FMADDPS): Ditto.
6177 (IX86_BUILTIN_FMADDPD): Ditto.
6178 (IX86_BUILTIN_FMSUBSS): Ditto.
6179 (IX86_BUILTIN_FMSUBSD): Ditto.
6180 (IX86_BUILTIN_FMSUBPS): Ditto.
6181 (IX86_BUILTIN_FMSUBPD): Ditto.
6182 (IX86_BUILTIN_FNMADDSS): Ditto.
6183 (IX86_BUILTIN_FNMADDSD): Ditto.
6184 (IX86_BUILTIN_FNMADDPS): Ditto.
6185 (IX86_BUILTIN_FNMADDPD): Ditto.
6186 (IX86_BUILTIN_FNMSUBSS): Ditto.
6187 (IX86_BUILTIN_FNMSUBSD): Ditto.
6188 (IX86_BUILTIN_FNMSUBPS): Ditto.
6189 (IX86_BUILTIN_FNMSUBPD): Ditto.
6190 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6191 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6192 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6193 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6194 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6195 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6196 (IX86_BUILTIN_PPERM): Ditto.
6197 (IX86_BUILTIN_PERMPS): Ditto.
6198 (IX86_BUILTIN_PERMPD): Ditto.
6199 (IX86_BUILTIN_PMACSSWW): Ditto.
6200 (IX86_BUILTIN_PMACSWW): Ditto.
6201 (IX86_BUILTIN_PMACSSWD): Ditto.
6202 (IX86_BUILTIN_PMACSWD): Ditto.
6203 (IX86_BUILTIN_PMACSSDD): Ditto.
6204 (IX86_BUILTIN_PMACSDD): Ditto.
6205 (IX86_BUILTIN_PMACSSDQL): Ditto.
6206 (IX86_BUILTIN_PMACSSDQH): Ditto.
6207 (IX86_BUILTIN_PMACSDQL): Ditto.
6208 (IX86_BUILTIN_PMACSDQH): Ditto.
6209 (IX86_BUILTIN_PMADCSSWD): Ditto.
6210 (IX86_BUILTIN_PMADCSWD): Ditto.
6211 (IX86_BUILTIN_PHADDBW): Ditto.
6212 (IX86_BUILTIN_PHADDBD): Ditto.
6213 (IX86_BUILTIN_PHADDBQ): Ditto.
6214 (IX86_BUILTIN_PHADDWD): Ditto.
6215 (IX86_BUILTIN_PHADDWQ): Ditto.
6216 (IX86_BUILTIN_PHADDDQ): Ditto.
6217 (IX86_BUILTIN_PHADDUBW): Ditto.
6218 (IX86_BUILTIN_PHADDUBD): Ditto.
6219 (IX86_BUILTIN_PHADDUBQ): Ditto.
6220 (IX86_BUILTIN_PHADDUWD): Ditto.
6221 (IX86_BUILTIN_PHADDUWQ): Ditto.
6222 (IX86_BUILTIN_PHADDUDQ): Ditto.
6223 (IX86_BUILTIN_PHSUBBW): Ditto.
6224 (IX86_BUILTIN_PHSUBWD): Ditto.
6225 (IX86_BUILTIN_PHSUBDQ): Ditto.
6226 (IX86_BUILTIN_PROTB): Ditto.
6227 (IX86_BUILTIN_PROTW): Ditto.
6228 (IX86_BUILTIN_PROTD): Ditto.
6229 (IX86_BUILTIN_PROTQ): Ditto.
6230 (IX86_BUILTIN_PROTB_IMM): Ditto.
6231 (IX86_BUILTIN_PROTW_IMM): Ditto.
6232 (IX86_BUILTIN_PROTD_IMM): Ditto.
6233 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6234 (IX86_BUILTIN_PSHLB): Ditto.
6235 (IX86_BUILTIN_PSHLW): Ditto.
6236 (IX86_BUILTIN_PSHLD): Ditto.
6237 (IX86_BUILTIN_PSHLQ): Ditto.
6238 (IX86_BUILTIN_PSHAB): Ditto.
6239 (IX86_BUILTIN_PSHAW): Ditto.
6240 (IX86_BUILTIN_PSHAD): Ditto.
6241 (IX86_BUILTIN_PSHAQ): Ditto.
6242 (IX86_BUILTIN_FRCZSS): Ditto.
6243 (IX86_BUILTIN_FRCZSD): Ditto.
6244 (IX86_BUILTIN_FRCZPS): Ditto.
6245 (IX86_BUILTIN_FRCZPD): Ditto.
6246 (IX86_BUILTIN_CVTPH2PS): Ditto.
6247 (IX86_BUILTIN_CVTPS2PH): Ditto.
6248 (IX86_BUILTIN_COMEQSS): Ditto.
6249 (IX86_BUILTIN_COMNESS): Ditto.
6250 (IX86_BUILTIN_COMLTSS): Ditto.
6251 (IX86_BUILTIN_COMLESS): Ditto.
6252 (IX86_BUILTIN_COMGTSS): Ditto.
6253 (IX86_BUILTIN_COMGESS): Ditto.
6254 (IX86_BUILTIN_COMUEQSS): Ditto.
6255 (IX86_BUILTIN_COMUNESS): Ditto.
6256 (IX86_BUILTIN_COMULTSS): Ditto.
6257 (IX86_BUILTIN_COMULESS): Ditto.
6258 (IX86_BUILTIN_COMUGTSS): Ditto.
6259 (IX86_BUILTIN_COMUGESS): Ditto.
6260 (IX86_BUILTIN_COMORDSS): Ditto.
6261 (IX86_BUILTIN_COMUNORDSS): Ditto.
6262 (IX86_BUILTIN_COMFALSESS): Ditto.
6263 (IX86_BUILTIN_COMTRUESS): Ditto.
6264 (IX86_BUILTIN_COMEQSD): Ditto.
6265 (IX86_BUILTIN_COMNESD): Ditto.
6266 (IX86_BUILTIN_COMLTSD): Ditto.
6267 (IX86_BUILTIN_COMLESD): Ditto.
6268 (IX86_BUILTIN_COMGTSD): Ditto.
6269 (IX86_BUILTIN_COMGESD): Ditto.
6270 (IX86_BUILTIN_COMUEQSD): Ditto.
6271 (IX86_BUILTIN_COMUNESD): Ditto.
6272 (IX86_BUILTIN_COMULTSD): Ditto.
6273 (IX86_BUILTIN_COMULESD): Ditto.
6274 (IX86_BUILTIN_COMUGTSD): Ditto.
6275 (IX86_BUILTIN_COMUGESD): Ditto.
6276 (IX86_BUILTIN_COMORDSD): Ditto.
6277 (IX86_BUILTIN_COMUNORDSD): Ditto.
6278 (IX86_BUILTIN_COMFALSESD): Ditto.
6279 (IX86_BUILTIN_COMTRUESD): Ditto.
6280 (IX86_BUILTIN_COMEQPS): Ditto.
6281 (IX86_BUILTIN_COMNEPS): Ditto.
6282 (IX86_BUILTIN_COMLTPS): Ditto.
6283 (IX86_BUILTIN_COMLEPS): Ditto.
6284 (IX86_BUILTIN_COMGTPS): Ditto.
6285 (IX86_BUILTIN_COMGEPS): Ditto.
6286 (IX86_BUILTIN_COMUEQPS): Ditto.
6287 (IX86_BUILTIN_COMUNEPS): Ditto.
6288 (IX86_BUILTIN_COMULTPS): Ditto.
6289 (IX86_BUILTIN_COMULEPS): Ditto.
6290 (IX86_BUILTIN_COMUGTPS): Ditto.
6291 (IX86_BUILTIN_COMUGEPS): Ditto.
6292 (IX86_BUILTIN_COMORDPS): Ditto.
6293 (IX86_BUILTIN_COMUNORDPS): Ditto.
6294 (IX86_BUILTIN_COMFALSEPS): Ditto.
6295 (IX86_BUILTIN_COMTRUEPS): Ditto.
6296 (IX86_BUILTIN_COMEQPD): Ditto.
6297 (IX86_BUILTIN_COMNEPD): Ditto.
6298 (IX86_BUILTIN_COMLTPD): Ditto.
6299 (IX86_BUILTIN_COMLEPD): Ditto.
6300 (IX86_BUILTIN_COMGTPD): Ditto.
6301 (IX86_BUILTIN_COMGEPD): Ditto.
6302 (IX86_BUILTIN_COMUEQPD): Ditto.
6303 (IX86_BUILTIN_COMUNEPD): Ditto.
6304 (IX86_BUILTIN_COMULTPD): Ditto.
6305 (IX86_BUILTIN_COMULEPD): Ditto.
6306 (IX86_BUILTIN_COMUGTPD): Ditto.
6307 (IX86_BUILTIN_COMUGEPD): Ditto.
6308 (IX86_BUILTIN_COMORDPD): Ditto.
6309 (IX86_BUILTIN_COMUNORDPD): Ditto.
6310 (IX86_BUILTIN_COMFALSEPD): Ditto.
6311 (IX86_BUILTIN_COMTRUEPD): Ditto.
6312 (IX86_BUILTIN_PCOMEQUB): Ditto.
6313 (IX86_BUILTIN_PCOMNEUB): Ditto.
6314 (IX86_BUILTIN_PCOMLTUB): Ditto.
6315 (IX86_BUILTIN_PCOMLEUB): Ditto.
6316 (IX86_BUILTIN_PCOMGTUB): Ditto.
6317 (IX86_BUILTIN_PCOMGEUB): Ditto.
6318 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6319 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6320 (IX86_BUILTIN_PCOMEQUW): Ditto.
6321 (IX86_BUILTIN_PCOMNEUW): Ditto.
6322 (IX86_BUILTIN_PCOMLTUW): Ditto.
6323 (IX86_BUILTIN_PCOMLEUW): Ditto.
6324 (IX86_BUILTIN_PCOMGTUW): Ditto.
6325 (IX86_BUILTIN_PCOMGEUW): Ditto.
6326 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6327 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6328 (IX86_BUILTIN_PCOMEQUD): Ditto.
6329 (IX86_BUILTIN_PCOMNEUD): Ditto.
6330 (IX86_BUILTIN_PCOMLTUD): Ditto.
6331 (IX86_BUILTIN_PCOMLEUD): Ditto.
6332 (IX86_BUILTIN_PCOMGTUD): Ditto.
6333 (IX86_BUILTIN_PCOMGEUD): Ditto.
6334 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6335 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6336 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6337 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6338 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6339 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6340 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6341 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6342 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6343 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6344 (IX86_BUILTIN_PCOMEQB): Ditto.
6345 (IX86_BUILTIN_PCOMNEB): Ditto.
6346 (IX86_BUILTIN_PCOMLTB): Ditto.
6347 (IX86_BUILTIN_PCOMLEB): Ditto.
6348 (IX86_BUILTIN_PCOMGTB): Ditto.
6349 (IX86_BUILTIN_PCOMGEB): Ditto.
6350 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6351 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6352 (IX86_BUILTIN_PCOMEQW): Ditto.
6353 (IX86_BUILTIN_PCOMNEW): Ditto.
6354 (IX86_BUILTIN_PCOMLTW): Ditto.
6355 (IX86_BUILTIN_PCOMLEW): Ditto.
6356 (IX86_BUILTIN_PCOMGTW): Ditto.
6357 (IX86_BUILTIN_PCOMGEW): Ditto.
6358 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6359 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6360 (IX86_BUILTIN_PCOMEQD): Ditto.
6361 (IX86_BUILTIN_PCOMNED): Ditto.
6362 (IX86_BUILTIN_PCOMLTD): Ditto.
6363 (IX86_BUILTIN_PCOMLED): Ditto.
6364 (IX86_BUILTIN_PCOMGTD): Ditto.
6365 (IX86_BUILTIN_PCOMGED): Ditto.
6366 (IX86_BUILTIN_PCOMFALSED): Ditto.
6367 (IX86_BUILTIN_PCOMTRUED): Ditto.
6368 (IX86_BUILTIN_PCOMEQQ): Ditto.
6369 (IX86_BUILTIN_PCOMNEQ): Ditto.
6370 (IX86_BUILTIN_PCOMLTQ): Ditto.
6371 (IX86_BUILTIN_PCOMLEQ): Ditto.
6372 (IX86_BUILTIN_PCOMGTQ): Ditto.
6373 (IX86_BUILTIN_PCOMGEQ): Ditto.
6374 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6375 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6376 (enum multi_arg_type): New enum for describing the various SSE5
6377 intrinsic argument types.
6378 (bdesc_multi_arg): New table for SSE5 intrinsics.
6379 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6380 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6382 (ix86_expand_builtin): Add SSE5 intrinsic support.
6383 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6384 operand instructions.
6385 (ix86_expand_sse5_multiple_memory): New function to split the
6386 second memory reference from SSE5 instructions.
6387 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6388 (ix86_return_pops_args): Use stdarg_p to determine if the function
6389 has variable arguments.
6390 (ix86_setup_incoming_varargs): Ditto.
6391 (x86_this_parameter): Ditto.
6393 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6395 (ix86_expand_sse5_pack): Ditto.
6396 (ix86_sse5_valid_op_p): Ditto.
6397 (ix86_expand_sse5_multiple_memory): Ditto.
6399 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6400 constant for SSE5 support.
6401 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6402 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6403 (UNSPEC_SSE5_PERMUTE): Ditto.
6404 (UNSPEC_SSE5_ASHIFT): Ditto.
6405 (UNSPEC_SSE5_LSHIFT): Ditto.
6406 (UNSPEC_FRCZ): Ditto.
6407 (UNSPEC_CVTPH2PS): Ditto.
6408 (UNSPEC_CVTPS2PH): Ditto.
6409 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6411 (COM_FALSE_S): Ditto.
6412 (COM_FALSE_P): Ditto.
6413 (COM_TRUE_S): Ditto.
6414 (COM_TRUE_P): Ditto.
6415 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6416 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6418 (memory attribute): Ditto.
6419 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6420 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6421 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6422 (floor<mode>2): Ditto.
6423 (ceil<mode>2): Ditto.
6424 (btrunc<mode>2): Ditto.
6425 (nearbyintdf2): Ditto.
6426 (nearbyintsf2): Ditto.
6427 (sse_setccsf): Disable if SSE5.
6428 (sse_setccdf): Ditto.
6429 (sse5_setcc<mode>): New support for SSE5 conditional move.
6430 (sse5_pcmov_<mode>): Ditto.
6432 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6434 (SSEMODEF2P): Ditto.
6435 (ssemodesuffixf4): New mode attribute for SSE5.
6436 (ssemodesuffixf2s): Ditto.
6437 (ssemodesuffixf2c): Ditto.
6438 (sserotatemax): Ditto.
6439 (ssescalarmode): Ditto.
6440 (sse_maskcmpv4sf3): Disable if SSE5.
6441 (sse_maskcmpv2df3): Ditto.
6442 (sse_vmmaskcmpv4sf3): Ditto.
6443 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6444 (sse5_vmfmadd<mode>4): Ditto.
6445 (sse5_fmsub<mode>4): Ditto.
6446 (sse5_vmfmsub<mode>4): Ditto.
6447 (sse5_fnmadd<mode>4): Ditto.
6448 (sse5_vmfnmadd<mode>4): Ditto.
6449 (sse5_fnmsub<mode>4): Ditto.
6450 (sse5_vmfnmsub<mode>4): Ditto.
6451 (sse5i_fmadd<mode>4): Ditto.
6452 (sse5i_fmsub<mode>4): Ditto.
6453 (sse5i_fnmadd<mode>4): Ditto.
6454 (sse5i_fnmsub<mode>4): Ditto.
6455 (sse5i_vmfmadd<mode>4): Ditto.
6456 (sse5i_vmfmsub<mode>4): Ditto.
6457 (sse5i_vmfnmadd<mode>4): Ditto.
6458 (sse5i_vmfnmsub<mode>4): Ditto.
6459 (mulv16qi3): Add SSE5 support.
6461 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6462 (sse2_mulv4si3): Disable if SSE5.
6463 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6464 (sse4_1_roundps): Ditto.
6465 (sse4_1_roundsd): Ditto.
6466 (sse4_1_roundss): Ditto.
6467 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6469 (sse_maskcmpsf3): Ditto.
6470 (sse_vmmaskcmpv4sf3): Ditto.
6471 (sse2_maskcmpv2df3): Ditto.
6472 (sse2_maskcmpdf3): Ditto.
6473 (sse2_vmmaskcmpv2df3): Ditto.
6474 (sse2_eq<mode>3): Ditto.
6475 (sse2_gt<mode>3): Ditto.
6476 (sse5_pcmov_<mode>): Add SSE5 support.
6477 (vec_unpacku_hi_v16qi): Ditto.
6478 (vec_unpacks_hi_v16qi): Ditto.
6479 (vec_unpacku_lo_v16qi): Ditto.
6480 (vec_unpacks_lo_v16qi): Ditto.
6481 (vec_unpacku_hi_v8hi): Ditto.
6482 (vec_unpacks_hi_v8hi): Ditto.
6483 (vec_unpacku_lo_v8hi): Ditto.
6484 (vec_unpacks_lo_v8hi): Ditto.
6485 (vec_unpacku_hi_v4si): Ditto.
6486 (vec_unpacks_hi_v4si): Ditto.
6487 (vec_unpacku_lo_v4si): Ditto.
6488 (vec_unpacks_lo_v4si): Ditto.
6489 (sse5_pmacsww): New SSE5 intrinsic insn.
6490 (sse5_pmacssww): Ditto.
6491 (sse5_pmacsdd): Ditto.
6492 (sse5_pmacssdd): Ditto.
6493 (sse5_pmacssdql): Ditto.
6494 (sse5_pmacssdqh): Ditto.
6495 (sse5_pmacsdqh): Ditto.
6496 (sse5_pmacsswd): Ditto.
6497 (sse5_pmacswd): Ditto.
6498 (sse5_pmadcsswd): Ditto.
6499 (sse5_pmadcswd): Ditto.
6500 (sse5_pcmov_<move>): Conditional move support on SSE5.
6501 (sse5_phaddbw): New SSE5 intrinsic insn.
6502 (sse5_phaddbd): Ditto.
6503 (sse5_phaddbq): Ditto.
6504 (sse5_phaddwd): Ditto.
6505 (sse5_phaddwq): Ditto.
6506 (sse5_phadddq): Ditto.
6507 (sse5_phaddubw): Ditto.
6508 (sse5_phaddubd): Ditto.
6509 (sse5_phaddubq): Ditto.
6510 (sse5_phadduwd): Ditto.
6511 (sse5_phadduwq): Ditto.
6512 (sse5_phaddudq): Ditto.
6513 (sse5_phsubbw): Ditto.
6514 (sse5_phsubwd): Ditto.
6515 (sse5_phsubdq): Ditto.
6516 (sse5_pperm): Ditto.
6517 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6518 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6519 (sse5_pperm_sign_v8hi_v4si): Ditto.
6520 (sse5_pperm_zero_v8hi_v4si): Ditto.
6521 (sse5_pperm_sign_v4si_v2di): Ditto.
6522 (sse5_pperm_sign_v4si_v2di): Ditto.
6523 (sse5_pperm_pack_v2di_v4si): Ditto.
6524 (sse5_pperm_pack_v4si_v8hi): Ditto.
6525 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6526 (sse5_perm<mode>): New SSE5 intrinsic insn.
6527 (rotl<mode>3): Ditto.
6528 (sse5_rotl<mode>3): Ditto.
6529 (sse5_ashl<mode>3): Ditto.
6530 (sse5_lshl<mode>3): Ditto.
6531 (sse5_frcz<mode>2): Ditto.
6532 (sse5s_frcz<mode>2): Ditto.
6533 (sse5_cvtph2ps): Ditto.
6534 (sse5_cvtps2ph): Ditto.
6535 (sse5_vmmaskcmp<mode>3): Ditto.
6536 (sse5_com_tf<mode>3): Ditto.
6537 (sse5_maskcmp<mode>3): Ditto.
6538 (sse5_maskcmp_uns<mode>3): Ditto.
6539 (sse5_maskcmp_uns2<mode>3): Ditto.
6540 (sse5_pcom_tf<mode>3): Ditto.
6542 * config/i386/predicates.md (sse5_comparison_float_operator):
6543 New predicate to match the comparison operators supported by
6544 the SSE5 com instruction.
6545 (ix86_comparison_int_operator): New predicate to match just the
6546 signed int comparisons.
6547 (ix86_comparison_uns_operator): New predicate to match just the
6548 unsigned int comparisons.
6550 * doc/invoke.texi (-msse5): Add documentation.
6551 (-mfused-madd): Ditto.
6553 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6555 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6557 (x86_64-*-*): Ditto.
6559 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6561 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6562 intrinisics for SSE5.
6564 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6567 * config/i386/mmintrin-common.h: New file, to contain common
6568 instructions between SSE4.1 and SSE5.
6570 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6571 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6572 (gen_regparm_prefix): Ditto.
6574 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6575 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6576 prototype_p to determine if a function is prototyped.
6578 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6580 * c-common.c (c_common_reswords) add the alignof keyword,
6581 with same RID as __alignof and __alignof__
6583 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6585 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6586 * hooks.c (hook_bool_const_int_const_int_true): New function.
6587 * target.h (struct gcc_target): Add can_eliminate field.
6588 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6589 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6590 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6591 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6592 (elim_table): Revise comment.
6593 * system.h (CAN_ELIMINATE): Poison.
6594 * defaults.h (CAN_ELIMINATE): Remove.
6595 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6597 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6598 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6600 (alpha_vms_can_eliminate): Declare as static, change return type to
6602 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6604 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6605 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6606 (arm_can_eliminate): New function.
6608 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6609 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6610 (avr_can_eliminate): Declare as static.
6611 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6613 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6614 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6615 (bfin_can_eliminate): New function.
6617 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6618 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6619 (crx_can_eliminate): New function.
6621 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6622 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6623 (fr30_can_eliminate): New function.
6625 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6626 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6627 (frv_can_eliminate): New function.
6629 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6630 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6631 (h8300_can_eliminate): New function.
6633 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6634 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6635 (i386_can_eliminate): Declare as static, change return type to bool.
6636 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6638 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6639 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6640 (ia64_can_eliminate): New function.
6642 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6643 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6644 (iq2000_can_eliminate): New function.
6646 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6647 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6648 (m32r_can_eliminate): New function.
6650 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6651 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6652 (m68hc11_can_eliminate): New function.
6654 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6655 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6656 (m68k_can_eliminate): New function.
6658 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6659 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6660 (mep_can_eliminate): New function.
6662 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6663 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6664 (mips_can_eliminate): New function.
6666 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6667 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6668 (rs6000_can_eliminate): New function.
6670 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6671 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6672 (s390_can_eliminate): Declare as static.
6673 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6675 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6676 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6677 (score_can_eliminate): New function.
6679 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6680 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6681 (sparc_can_eliminate): Declare as static.
6682 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6684 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6685 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6686 (xstormy16_can_eliminate): New function.
6688 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6689 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6690 (v850_can_eliminate): New function.
6692 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6694 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6695 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6696 (*movdfcc_ext[1234]): Disable for IEEE mode.
6698 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6700 * gimplify.c (prepare_gimple_addressable): New static function.
6701 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6703 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6704 manually fiddling with it.
6706 2009-08-25 Michael Matz <matz@suse.de>
6708 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6709 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6711 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6712 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6713 (do_jump): Split out code for simple binary comparisons into ...
6714 (do_jump_1): ... this, taking the individual operands and code.
6715 Change callers to helper function above accordingly.
6716 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6719 2009-08-25 Michael Matz <matz@suse.de>
6721 * expr.h (struct separate_ops, sepops): New type for passing
6722 around an exploded simple expression.
6723 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6724 Use this structure instead of expression tree.
6725 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6726 expression, only its type.
6727 (expand_vec_cond_expr): Take type and individual operands instead
6729 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6730 expand_vec_shift_expr): Change prototype accordingly.
6731 * tree-vect-stmts.c (vectorizable_condition): Change call of
6732 expand_vec_cond_expr_p to pass only type.
6733 * expr.c (do_store_flags): Change prototype and implementation
6734 to take an exploded expression.
6735 (expand_expr_real_1): New local ops initialized with details
6736 of the full expression. Use it instead of full
6737 expression in calls to do_store_flags, expand_vec_cond_expr,
6738 expand_widen_pattern_expr and expand_vec_shift_expr.
6740 2009-08-25 Michael Matz <matz@suse.de>
6742 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6743 treeop2 initialized with first three operands of the full expression.
6744 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6746 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6748 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6749 (__gthread_objc_condition_allocate): Mark arguments as unused.
6750 (__gthread_objc_condition_deallocate): Likewise.
6751 (__gthread_objc_condition_wait): Likewise.
6752 (__gthread_objc_condition_broadcast): Likewise.
6753 (__gthread_objc_condition_signal): Likewise.
6754 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6755 (__gthread_objc_thread_id): Likewise.
6757 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6760 * tree-pretty-print.c (print_call_name): Print the correct call name
6761 for procedure pointer components.
6763 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6765 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6766 default_promote_function_mode when not VMS.
6768 2009-08-24 Olivier Hainque <hainque@adacore.com>
6770 * convert.c (convert_to_integer): Don't assume an input pointer is
6771 POINTER_SIZE wide. Fetch from the type instead.
6773 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6775 * configure.ac (AC_PREREQ): Bump to 2.64.
6777 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6779 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6780 (process_command): Don't search standard_exec_prefix_1 and
6781 standard_exec_prefix_2.
6783 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6785 * config/arm/arm.c (output_return_instruction): Handle for
6788 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6790 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6792 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6794 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6795 (*arm_movdf_vfp): Likewise.
6797 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6799 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6800 (vashr<mode>3): Rename from ashr<mode>3.
6801 (vlshr<mode>3): Rename from lshr<mode>3.
6803 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6806 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6807 (check_format_info_main): Use scalar_identify_flag.
6808 (check_format_types): Check for scalar size identity if
6809 scalar_identify_flag is set.
6810 (printf_length_specs): Extend by new field.
6811 (asm_fprintf_length_specs): Likewise.
6812 (gcc_diag_length_specs): Likewise.
6813 (scanf_length_specs): Likewise.
6814 (strfmon_length_specs): Likewise.
6815 (gcc_gfc_length_specs): Likewise.
6816 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6817 (ms_printf_flag_specs): Likewise.
6818 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6820 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6823 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6824 (*call_value_pop_1): Ditto.
6825 (*sibcall_pop_1): New insn pattern.
6826 (*sibcall_value_pop_1): Ditto.
6828 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6831 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6834 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6837 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6838 (get_reg_use_in): New function.
6839 (forward_propagate_subreg): Propagate through subreg of zero_extend
6842 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6844 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6845 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6847 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6849 * configure.ac: Remove --with-datarootdir, --with-docdir,
6850 --with-htmldir switches. No need to call AC_SUBST for
6851 datarootdir, docdir, htmldir any more.
6852 * configure: Regenerate.
6853 * doc/install.texi (Configuration): Document --datarootdir,
6854 --docdir, --htmldir, --pdfdir; update documentation for
6855 --infodir, --mandir.
6856 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6859 * aclocal.m4: Regenerate.
6860 * config.in: Regenerate.
6861 * configure: Regenerate.
6863 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6864 Olivier Hainque <hainque@adacore.com>
6866 * config/ia64/ia64.c: Include libfuncs.h.
6867 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6868 (ia64_expand_call): Use reg 25 on VMS.
6869 (ia64_initialize_trampoline): Fix for VMS ABI.
6870 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6871 (ia64_function_arg): Initialize reg 25 on VMS.
6872 Fix OpenVMS ABI issues for varargs.
6873 For OpenVMS, emit the Argument Information register set in the
6874 incoming/sibcall case as well.
6875 (ia64_arg_type): New function.
6876 (ia64_function_arg_advance): Keep track of cum->words.
6877 Fix OpenVMS ABI issues for varargs.
6878 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6879 (ia64_override_options): Set flag_no_common on VMS.
6880 (ia64_init_builtins): Disable FWRITE builtin.
6881 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6882 (ia64_vms_init_libfuncs): Add decc$ routines.
6883 (ia64_vms_valid_pointer_mode): New function.
6884 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6885 (ia64_promote_function_mode): New function
6886 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6887 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6888 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6889 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6890 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6891 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6892 Suppress trailing '#' if VALUE is numeric.
6893 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6894 ia64_promote_function_mode.
6895 (TARGET_VALID_POINTER_MODE): Define.
6897 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6900 * config/rs6000/rs6000.c (rs6000_override_options): Use
6901 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6904 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6905 reporting of vector + decimal/boolean/complex error.
6907 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6909 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6910 __vector double TYPE_DECL.
6912 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6914 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6915 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6916 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6917 to pointer to enum machine_mode. Update all callers as needed.
6919 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6921 * config/alpha/alpha.md (exception_receiver): Emit alternative
6922 GP load sequence if flag_reorder_blocks_and_partition is set.
6923 (*exception_receiver_2): Also enable when
6924 flag_reorder_blocks_and_partition is set.
6926 2009-08-20 Matt Rice <ratmice@gmail.com>
6927 Diego Novillo <dnovillo@google.com>
6929 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6932 2009-08-20 Richard Guenther <rguenther@suse.de>
6934 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6935 * c-tree.h (c_dup_lang_specific_decl): Remove.
6936 (struct lang_decl, struct lang_type): Move definitions ...
6937 * c-lang.h: ... here. New file.
6938 * c-decl.c: Include c-lang.h.
6939 (c_dup_lang_specific_decl): Remove.
6940 * c-typeck.c: Include c-lang.h.
6941 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6942 (c-typeck.o): Likewise.
6943 * c-config-lang.in (gtfiles): Add c-lang.h.
6944 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6947 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6949 * config/alpha/alpha.c (alpha_end_function): Do not clear
6950 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6951 this is now handled in generic code.
6953 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6955 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6956 (s390_z10_fix_long_loop_prediction): New function.
6957 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6958 (s390_reorg): Walk over the INSNs and invoke
6959 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6961 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6963 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6964 "*brx_64bit", "*brx_31bit"): New patterns.
6965 * config/s390/s390.c ('E'): New output modifier.
6967 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6968 Richard Earnshaw <richard.earnshaw@arm.com>
6970 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6971 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6973 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6975 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6977 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6978 for mode mode of operand0 when doing secondary reload for SAR.
6980 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6983 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6984 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6986 2009-08-19 Jason Merrill <jason@redhat.com>
6988 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6989 supported template depth in C++0x.
6991 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6993 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6994 free_after_compilation.
6995 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6996 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6997 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6998 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6999 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7000 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7001 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7003 2009-08-19 Ian Lance Taylor <iant@google.com>
7005 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7006 of (plus (mult (neg B) C) A).
7008 2009-08-18 Michael Matz <matz@suse.de>
7010 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7011 instead of comparing TYPE_MAIN_VARIANT for equality.
7012 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7013 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7014 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7015 * gimplify.c (goa_lhs_expr_p): Ditto and use
7016 STRIP_USELESS_TYPE_CONVERSION.
7018 2009-08-18 Michael Matz <matz@suse.de>
7020 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7021 first field in a struct.
7022 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7024 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7026 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7027 locators before emit_insn is called. Remove assert that
7029 (alpha_end_function): Clear crtl->emit structure and free insn
7030 locators if cfun->is_thunk is true.
7032 2009-08-18 Jason Merrill <jason@redhat.com>
7034 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7036 * configure.ac: Test for it.
7037 * configure, config.in: Regenerate.
7038 * doc/install.texi: Document --enable-gnu-unique-object.
7040 2009-08-18 Richard Guenther <rguenther@suse.de>
7043 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7044 pow(x,y*z) only if x is nonnegative.
7046 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7048 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7052 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7053 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7055 2009-08-17 DJ Delorie <dj@redhat.com>
7057 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7058 * config/m32c/prologue.md (epilogue_freit): New.
7060 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7061 (bank_switch_p): Likewise.
7062 (fast_interrupt_p): Likewise.
7063 (interrupt_p): Likewise.
7064 (m32c_conditional_register_usage): Round memregs size up.
7065 (need_to_save): We only need to save $a0 when we use ENTER.
7066 (interrupt_p): Check for fast_interrupt too.
7067 (bank_switch_p): New.
7068 (fast_interrupt_p): New.
7069 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7070 (m32c_emit_prolog): Support bank switching and fast interrupts.
7071 * doc/extend.texi (Function Attributes): Add bank_switch and
7074 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7076 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7077 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7079 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7081 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7082 (menu): Add IA-64/VMS Options.
7083 (IA-64/VMS Options): Likewise.
7085 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7088 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7090 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7092 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7093 (mips_pop_asm_switch): Likewise.
7094 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7096 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7097 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7098 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7099 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7100 instead of set_noreorder.
7101 (mips_output_function_prologue): Use the new functions.
7102 (mips_output_function_epilogue): Likewise.
7103 (mips_need_noat_wrapper_p): New function, split out from...
7104 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7105 Use mips_push_asm_switch and mips_pop_asm_switch.
7106 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7107 and mips_pop_asm_switch.
7108 (ASM_OUTPUT_REG_POP): Likewise.
7109 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7110 Use mips_pop_asm_switch.
7111 (mips_asm_switch): New structure.
7112 (set_noreorder, set_nomacro): Replace with...
7113 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7114 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7115 instead of set_nomacro.
7116 (fix_truncsfsi2_macro): Likewise.
7117 (cprestore): Likewise.
7118 (hazard): Use mips_noreorder instead of set_noreorder.
7119 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7121 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7123 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7124 from prev_active_insn.
7126 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7128 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7129 * config/avr/avr.c (avr_override_options): Initialize
7130 avr_current_arch variable.
7131 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7132 __AVR_HAVE_16BIT_SP__ according to the device type.
7133 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7135 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7136 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7138 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7141 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7142 generating inlined subroutine die only. We shouldn't be
7143 called for anything else.
7144 (gen_block_die): Don't generate inline subroutine debug info for
7147 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7149 * graphite-poly.c (print_pbb): Print PBB index.
7151 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7154 * graphite-interchange.c (ppl_max_for_le): Moved...
7155 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7156 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7157 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7158 * graphite-ppl.h (ppl_max_for_le): Declared.
7160 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7162 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7163 supported on all platforms.
7164 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7165 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7166 * c-pragma.c: Likewise.
7167 * target-def.h (TARGET_INITIALIZER): Remove
7168 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7169 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7171 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7173 * config/ia64/fde-vms.c: New file.
7174 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7175 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7176 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7177 (uw_frame_state_for): Only register a personality routine if it is
7178 known to be compatible with our expectations.
7179 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7180 Declare unw_table_entry stack variable and
7181 mod all calls to _Unwind_FindTableEntry to add arg.
7182 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7183 (_Unwind_FindTableEntry): Add arg to prototype.
7185 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7187 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7188 field 'signal_pfs_loc'.
7189 (uw_frame_state_for): Remove duplicate code dealing with leaf
7190 procedures without unwind info.
7191 If in the frame after unwinding through a signal handler, restore
7192 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7193 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7194 'pfs_loc' to the AR.PFS location in the signal context; instead
7195 set 'signal_pfs_loc'.
7196 Manually generate the unwind info for the AR.PFS register.
7197 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7198 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7199 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7200 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7201 instead set 'signal_pfs_loc'.
7202 Remove code preventing the AR.PFS register from being restored
7203 from the signal context.
7205 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7206 Tristan Gingold <gingold@adacore.com>
7208 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7209 * config/ia64/t-vms: New file.
7210 * config/ia64/vms64.h: New file.
7211 * config/ia64/vms.h: New file.
7212 * config/ia64/vms-crtinit.asm: New file.
7213 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7214 * config/ia64/vms-unwind.h: New file.
7216 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7218 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7221 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7224 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7226 * real.h (do_mpc_arg2): ... here.
7227 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7230 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7232 * final.c (add_debug_prefix_map): Don't use GC memory for
7233 old_prefix and new_prefix.
7235 2009-08-14 Richard Guenther <rguenther@suse.de>
7237 * ipa-prop.c (compute_complex_pass_through): If we cannot
7238 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7240 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7242 * c-lex.c (c_lex_with_flags): Increase size of local variable
7243 to avoid memory clobber.
7245 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7248 * config/i386/i386.c (ix86_fp_comparison_strategy):
7249 Only enable/disable sahf at function granularity.
7251 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7253 PR rtl-optimization/41064
7254 * reload1.c (reload_as_needed): Don't call extract_insn
7255 for known invalid replacements after calling
7256 validate_replace_rtx_group and verify_changes.
7258 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7261 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7262 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7263 ix86_expand_fp_vcond.
7264 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7265 Assert that operation is supported by ix86_expand_int_vcond.
7266 (vcondu<SSEMODE124C8:mode>): Ditto.
7268 2009-08-13 DJ Delorie <dj@redhat.com>
7270 * config/i386/djgpp-stdint.h: New.
7271 * config.gcc (djgpp): Use it.
7273 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7275 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7276 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7278 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7280 * tree-ssa-loop-prefetch.c
7281 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7282 for long-stride pruning.
7283 (compute_miss_rate): New function to compute the probability
7284 that two memory references access different cache lines.
7286 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7288 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7290 2009-08-13 Richard Guenther <rguenther@suse.de>
7293 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7294 use the constant pointer type.
7295 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7296 of CV qualifiers on the target pointer type.
7297 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7298 conversion check before restrict check.
7300 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7303 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7305 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7307 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7309 2009-08-12 Richard Guenther <rguenther@suse.de>
7311 PR tree-optimization/41011
7312 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7313 and reference constructing.
7315 2009-08-12 Xinliang David Li <davidxl@google.com>
7317 PR tree-optimization/41012
7318 * tree-flow.h : New external interface.
7319 * gimple-low.c (check_call_arg): Change to public function.
7320 Remove argument mismatch check in lowering.
7321 * tree-inline.h (tree_can_inline_p): Interface change.
7322 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7324 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7325 Call change to tree_can_inline_p function.
7326 (cgraph_decide_inlining_incrementally): Ditto.
7328 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7330 PR tree-optimization/41031
7331 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7332 on the partition variable rather than promote_mode on the source
7333 type. Assert that the partition variable's type has the same
7334 mode as the source value's.
7336 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7338 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7339 for for_return == 2.
7340 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7342 * calls.c (expand_call): Fix typo.
7343 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7345 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7347 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7348 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7349 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7350 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7352 2009-08-12 Andrew Haley <aph@redhat.com>
7354 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7356 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7359 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7361 2009-08-12 Richard Guenther <rguenther@suse.de>
7363 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7364 * gimplify.c (gimplify_modify_expr): Do not use
7365 lang_hooks.types_compatible_p.
7366 * tree-ssa.c (useless_type_conversion_p): For aggregates
7367 just return false if the canonical types differ.
7369 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7372 * sese.c (convert_for_phi_arg): New.
7373 (add_guard_exit_phis): Use convert_for_phi_arg.
7375 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7377 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7378 unknown subscript upper bounds.
7380 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7381 Pranav Garg <pranav.garg2107@gmail.com>
7383 * graphite-interchange.c (gather_access_strides): Removed.
7384 (ppl_max_for_le): New.
7385 (build_linearized_memory_access): New.
7386 (memory_stride_in_loop): New.
7387 (pbb_interchange_profitable_p): Reimplemented.
7388 * graphite-ppl.h (ppl_new_id_map): New.
7389 (ppl_interchange): New.
7391 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7393 * graphite-interchange.c (compute_subscript): Removed.
7394 (compute_array_size_cstr): Removed.
7395 (compute_array_size_poly): Removed.
7396 (compute_array_size): Removed.
7397 (gather_access_strides_poly): Removed.
7398 (gather_access_strides): Empty.
7400 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7402 * graphite-dependences.c (dependence_polyhedron_1): Replace
7403 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7404 (graphite_legal_transform_dr): Same.
7405 (graphite_carried_dependence_level_k): Same.
7406 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7407 Initialize PDR_NB_SUBSCRIPTS.
7408 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7410 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7411 (PDR_NB_SUBSCRIPTS): New.
7412 (pdr_nb_subscripts): Removed.
7413 (pdr_dim): Simplified.
7414 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7415 with PDR_NB_SUBSCRIPTS.
7417 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7419 * graphite-interchange.c (compute_array_size): Remove use of
7421 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7422 Do not initialize PDR_DATA_CONTAINER.
7423 (print_pdr): Do not print PDR_DATA_CONTAINER.
7424 * graphite-poly.h (struct poly_dr): Remove data_container field.
7425 (PDR_DATA_CONTAINER): Removed.
7426 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7428 (build_poly_dr): Same.
7430 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7431 Sebastian Pop <sebastian.pop@amd.com>
7433 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7434 copy of the dependence polyhedron. Free the temporary objects.
7435 (graphite_carried_dependence_level_k): Free unused objects before
7438 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7440 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7441 Early return without analyzing the data dependences if no
7442 transform has been done. Call restore_scattering if the transform
7444 (graphite-interchange.c): Same.
7445 * graphite-poly.c (print_scattering_function): Test for
7447 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7448 (apply_poly_transforms): Do not gcc_assert that
7449 the transform is legal.
7450 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7451 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7452 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7453 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7454 * graphite-poly.h (struct poly_scattering): New.
7455 (struct poly_bb): Add original, transformed, and saved fields.
7456 Remove transformed_scattering, original_scattering,
7457 nb_local_variables and nb_scattering_transform fields.
7458 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7459 (poly_scattering_new): New.
7460 (poly_scattering_free): New.
7461 (poly_scattering_copy): New.
7462 (store_scattering_pbb): New.
7463 (store_scattering): New.
7464 (restore_scattering_pbb): New.
7465 (restore_scattering): New.
7466 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7467 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7469 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7471 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7474 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7476 * Makefile.in (graphite.o): Depends on PREDICT_H.
7477 * graphite.c: Include predict.h.
7478 (graphite_finalize): Call tree_estimate_probability.
7479 * predict.c (predict_loops): Do not call scev_initialize and
7481 (tree_estimate_probability_bb): New.
7482 (tree_estimate_probability): Do not initialize loops: move that
7483 code to the driver. Call tree_estimate_probability_bb.
7484 (tree_estimate_probability_driver): New.
7485 (pass_profile): Use tree_estimate_probability_driver.
7486 * predict.h (tree_estimate_probability): Declared.
7488 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7490 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7491 * graphite-dependences.c (graphite_legal_transform): Add time to
7492 TV_GRAPHITE_DATA_DEPS.
7493 (dependency_between_pbbs_p): Same.
7494 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7496 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7498 PR rtl-optimization/41033
7499 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7500 aliasing is disabled.
7502 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7504 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7505 si_mask_operand, and_load_operand, low_bitmask_operand,
7506 and_reg_operand, and_operand): New predicates.
7507 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7508 * config/mips/mips.c (and_operands_ok): New function.
7509 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7510 * config/mips/mips.md (move_type): Add ext_ins and logical.
7511 (type): Handle them.
7512 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7513 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7514 shift_shift. Remove commutative constraint modifier.
7515 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7517 (*clear_upper32_dext): Remove define_insn_and_split.
7518 (*clear_upper32): Turn this define_insn_and_split ...
7519 (splitter for ANDing register with 0xffff_ffff): .. into this.
7521 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7523 * combine.c (try_widen_shift_mode): Factor out code to check if an
7524 integer constant is a low-order bitmask from here ...
7525 * rtlanal.c (low_bitmask_len): ... to here.
7526 * rtl.h (low_bitmask_len): Declare.
7528 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7531 * config/alpha/alpha.md (addsi3): Remove expander.
7532 (addsi3): Rename from *addsi3_internal insn pattern.
7533 (subsi3): Remove expander.
7534 (subsi3): Rename from *subsi3_internal insn pattern.
7536 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7538 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7541 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7542 Eric Botcazou <botcazou@adacore.com>
7543 Douglas B Rupp <rupp@gnat.com>
7545 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7546 that records that fit in 64 bits are returned by immediate value,
7547 as required by OpenVMS Calling Standard.
7548 (function_value): Adjust for above modification.
7549 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7550 virtual_incoming_args_rtx as base object, not next_arg.
7551 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7553 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7555 * reload.c (find_reloads_subreg_address): Check the original
7556 req_equiv_mem address to detect the case where an address is
7557 not valid in the outer mode.
7559 2009-08-11 Richard Guenther <rguenther@suse.de>
7562 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7564 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7566 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7567 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7569 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7570 Douglas B Rupp <rupp@gnat.com>
7572 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7573 PT_STACK when frame_pointer_needed on OpenVMS.
7574 (alpha_pv_save_size, alpha_using_fp): Remove.
7575 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7576 with proper processing for PT_NULL.
7577 (alpha_vms_initial_elimination_offset): New function. Support for
7578 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7579 (alpha_sa_size): Force procedure type to PT_STACK when
7580 frame_pointer_needed on OpenVMS.
7581 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7582 (alpha_using_fp): Likewise.
7583 (alpha_vms_can_eliminate): Add prototype.
7584 (alpha_vms_initial_elimination_offset): Likewise.
7585 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7586 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7588 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7589 Douglas B Rupp <rupp@gnat.com>
7591 * config/alpha/alpha.c (common_object_handler): New function.
7592 (vms_attribute_table): Declare a single attribute "common_object".
7593 (vms_output_aligned_decl_common): New global function.
7594 (SECTION_VMS_OVERLAY): Delete.
7595 (SECTION_VMS_GLOBAL): Likewise.
7596 (SECTION_VMS_INITIALIZE): Likewise.
7597 (vms_asm_named_section): Remove support for above flags.
7598 (vms_section_type_flags): Delete.
7599 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7600 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7601 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7602 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7604 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7607 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7608 (sub_ddmmss): Likewise.
7610 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7613 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7616 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7619 * reload1.c (reload_as_needed): Use cancel_changes to completely
7620 undo a failed replacement attempt.
7622 2009-08-10 Richard Guenther <rguenther@suse.de>
7625 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7626 (useless_type_conversion_p): ... here. Require pointer targets
7629 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7632 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7633 loose the original type of the statement list.
7635 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7637 * config/alpha/alpha.c: Include libfuncs.h
7638 (avms_asm_output_extern): New function.
7639 (alpha_init_libfuncs): Init some decc libfuncs.
7640 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7641 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7642 (DO_CRTL_NAMES): Define.
7644 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7645 (LONG_TYPE_SIZE): Define.
7646 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7647 (SUBTARGET_SWITCHES): Define malloc64 switch.
7648 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7649 (MASK_RETURN_ADDR): Define.
7650 doc/invoke.texi (mmalloc64): Document switch.
7652 2009-08-09 Olivier Hainque <hainque@adacore.com>
7653 Douglas B Rupp <rupp@gnat.com>
7655 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7656 uses_condition_handler.
7657 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7658 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7659 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7660 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7661 (code_for_builtin): New insn codes for the new alpha_builtins.
7662 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7663 (alpha_sa_size): Account for uses_condition_handler.
7664 (alpha_expand_prologue): Likewise.
7665 (alpha_start_function): Likewise.
7666 (alpha_expand_epilogue): Likewise.
7667 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7668 establish/revert expanders.
7669 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7670 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7671 New expander, resorting to the alpha.c associated function.
7672 (builtin_revert_vms_condition_handler): Likewise.
7673 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7674 __gcc_shell_handler, the static VMS condition handler used as
7675 an indirection wrapper to the current dynamically established
7677 * config/alpha/vms-unwind.h: Complete rewrite.
7678 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7679 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7681 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7682 Douglas B Rupp <rupp@gnat.com>
7684 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7685 (alpha_need_linkage): Handle aliases. Return function symbol.
7686 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7687 Use ultimate alias target for the linkage name.
7688 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7689 by alpha_need_linkage for the function symbol.
7690 (setmemdi): Likewise.
7692 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7694 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7695 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7696 (ASM_WEAKEN_LABEL): Define.
7697 (CRT_CALL_STATIC_FUNCTION): Define.
7698 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7699 (ENDFILE_SPEC): Define.
7700 (INIT_SECTION_ASM_OP): Define.
7701 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7702 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7704 (MULTILIB_OSDIRNAMES): Define.
7705 (shlib_version): Define.
7706 (SHLIB_EXT): Define.
7707 (SHLIB_OBJS): Define.
7708 (SHLIB_NAME): Define.
7709 (SHLIB_MULTILIB): Define.
7710 (SHLIB_INSTALL): Define.
7711 (SHLIB_SYMVEC): Define.
7712 (SHLIB_SYMVECX2): Define.
7713 (SHLIB_LINK): Define.
7715 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7717 * config/alpha/alpha.c (alpha_initialize_trampoline):
7718 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7719 (alpha_start_function): Emit transfer address on nested functions
7720 for VMS trampoline call.
7721 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7722 since no longer used.
7723 * config/alpha/vms-tramp.asm: Remove.
7724 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7725 since now only data initialized at runtime.
7727 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7729 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7730 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7731 (MD_EXEC_PREFIX): Remove, no longer used.
7732 (MD_STARTFILE_PREFIX): Likewise.
7733 (INCLUDE_DEFAULTS): Likewise.
7734 * config/alpha/t-vms:
7735 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7737 2009-08-09 Richard Guenther <rguenther@suse.de>
7739 PR tree-optimization/41016
7740 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7741 (operand_precision): Remove.
7742 (integral_operand_p): Likewise.
7743 (recognize_single_bit_test): Adjust.
7745 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7747 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7748 operation overflows. Likewise non-cast unary arithmetic.
7749 If one arm of a conditional expression is always taken,
7750 inhibit evaluation warnings for the other arm. Likewise inhibit
7751 evaluation warnings for the second && or || operand if the first
7752 operand is enough to determine the result.
7753 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7755 (build_binary_op): Prevent duplicate evaluation warnings.
7757 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7759 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7760 and destination have different modes, Use promote_mode to
7761 determine the signedness of the conversion. Assert that the
7762 promoted source mode matches the destination mode. Don't pass
7763 the destination and destination mode to expand_expr if the source
7764 mode is different. Simplify conversion logic.
7766 2009-08-09 Ira Rosen <irar@il.ibm.com>
7768 PR tree-optimization/41008
7769 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7770 from condition only in case it's a comparison. Adjust checks.
7772 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7774 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7775 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7776 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7777 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7778 (dump_cand): Handle them.
7779 (struct iv_cand): New members COST_STEP and AINC_USE.
7780 (stmt_after_increment): Likewise.
7781 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7782 callers changed. Use gimple_uid comparison instead of scanning.
7783 (add_candidate_1): When looking for identical candidates, take
7784 AINC_USE into account. Set it for new candidates.
7785 (force_expr_to_var_cost): Cast target_spill_cost to int.
7786 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7787 All callers changed. Check for availability of autoinc addressing
7788 modes, both in general for a given mode, and in the specific use case.
7789 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7791 (get_computation_cost): Likewise.
7792 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7793 add_autoinc_candidates): New static functions.
7794 (add_candidate): Call add_autoinc_candidates for candidates based on
7796 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7797 (determine_use_iv_cost_address): If we have an autoinc candidate at
7798 the matching use, verify autoinc is possible and subtract the cost
7799 of the candidate's step from the cost.
7800 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7801 member of the candidate.
7802 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7803 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7805 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7807 * config.build (ia64-hp-*vms*): New target.
7808 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7810 * config.gcc (ia64-hp-*vms*): New target.
7811 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7813 * config.host (ia64-hp-*vms*): New target.
7814 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7817 2009-08-08 Richard Guenther <rguenther@suse.de>
7819 PR tree-optimization/40991
7820 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7822 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7824 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7825 mode check. Do truncations in an integer mode.
7826 (force_to_mode): Handle subregs for all mode types. Only do
7827 arithmetic simplifications on integer modes.
7829 2009-08-07 Richard Guenther <rguenther@suse.de>
7831 PR tree-optimization/40999
7832 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7833 (maybe_fold_reference): Lookup constant initializers.
7834 (fold_gimple_assign): Likewise.
7836 2009-08-07 Richard Guenther <rguenther@suse.de>
7838 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7839 that require structural equality defer to the langhook.
7841 2009-08-07 Martin Jambor <mjambor@suse.cz>
7843 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7845 (struct ipa_pass_through_data): New type.
7846 (struct ipa_ancestor_jf_data): New type.
7847 (union jump_func_value): Removed field formal_id, added fields
7848 pass_through and ancestor.
7849 (struct ipa_param_call_note): Changed type of formal_id to int from
7851 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7852 operations jump functions and ancestor jump functions.
7853 (compute_complex_pass_through): New function.
7854 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7855 reflect changes in the jump function strucutre.
7856 (update_jump_functions_after_inlining): Ignore complex pass-through
7857 and ancestor jump functions.
7858 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7859 polynomial pass-through with operation jump functions.
7861 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7863 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7864 fde->dw_fde_begin as begin label instead of hot/cold label.
7865 Use LLSDAC label instead of LLSDA for second section lsda.
7866 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7867 label instead of LLSDA if it is true.
7868 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7870 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7871 SECTION argument. Use it as index into crtl->eh.call_site_record
7873 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7874 use it to determine how to print table entries instead of using
7875 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7876 label instead of normal begin label as base.
7877 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7878 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7879 ensure no EH range spans between sections and that landing pads
7880 are always in the corresponding section.
7881 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7882 for crtl->eh.call_site_record being an array rather than scalar.
7883 (output_one_function_exception_table): New function, copied
7884 from output_function_exception_table. Adjust
7885 dw2_size_of_call_site_table, dw2_output_call_site_table
7886 callers. For SECOND section use *C suffixed labels.
7887 (output_function_exception_table): Call
7888 output_one_function_exception_table and, when doing hot/cold
7889 partitioning, also another time for the second section.
7890 * opts.c: Include except.h.
7891 (decode_options): Allow -freorder-blocks-and-partition with
7892 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7893 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7894 * function.h (struct rtl_eh): Change call_site_record from
7895 scalar into array of 2 elements.
7897 2009-08-07 Martin Jambor <mjambor@suse.cz>
7899 * ipa-prop.c (count_formal_params_1): New function.
7900 (ipa_get_vector_of_formal_parms): New function.
7901 (get_vector_of_formal_parm_types): New function.
7902 (ipa_modify_formal_parameters): New function.
7903 (ipa_modify_call_arguments): New function.
7904 (index_in_adjustments_multiple_times_p): New function.
7905 (ipa_combine_adjustments): New function.
7906 (ipa_dump_param_adjustments): New function.
7907 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7908 (ipa_get_vector_of_formal_parms): Declare.
7909 (ipa_modify_formal_parameters): Declare.
7910 (ipa_modify_call_arguments): Declare.
7911 (ipa_combine_adjustments): Declare.
7912 (ipa_dump_param_adjustments): Declare.
7913 (build_ref_for_offset): Declare.
7914 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7915 * tree-sra.c: Include ipa-prop.c.
7916 (build_ref_for_offset): Make public.
7918 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7920 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7922 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7924 * gcc/doc/extend.texi (__builtin_extract_return_address)
7925 (__builtin_frob_return_address): Document.
7927 2009-08-06 Paul Brook <paul@codesourcery.com>
7929 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7930 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7931 implementation on ARMv6-M.
7933 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7935 * doc/extend.texi (pcs): Document new attribute for ARM.
7937 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7939 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7942 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7944 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7947 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7949 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7951 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7953 Merge ARM/hard_vfp_branch to trunk.
7955 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7957 * arm.c (libcall_eq): New function.
7958 (libcall_hash): New function.
7959 (add_libcall): New function.
7960 (arm_libcall_uses_aapcs_base): New function.
7961 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7962 libcalls using the base PCS.
7963 (arm_init_cumulative_args): Likewise.
7965 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7967 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7968 Use base ABI for conversion libfuncs between HFmode and SFmode.
7970 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7972 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7973 V4SImode as representatives of all 64-bit and 128-bit vector
7974 types. Allow vector types without vector modes.
7975 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7976 without vector modes like BLKmode.
7977 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7978 BLKmode. Avoid unsupported vector modes or TImode moves for
7980 (aapcs_vfp_allocate_return_reg): Likewise.
7981 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7982 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7984 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7986 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7987 (arm_get_pcs_model): Pass attribute arguments to
7988 arm_pcs_from_attribute.
7989 (arm_init_cumulative_args): Use base AAPCS for conversions from
7990 floating-point types to DImode.
7991 (arm_attribute_table): Add pcs attribute.
7992 (arm_handle_pcs_attribute): New.
7993 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7994 conversions from floating-point types to DImode, also declare them
7995 to use base AAPCS and declare functions they call to use base
7996 AAPCS and their RTABI names.
7998 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8000 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8001 -mfloat-abi=hard not being supported for VFP.
8003 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8005 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8006 SYMBOL_REF to hard_libcall_value.
8008 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8009 Richard Earnshaw <rearnsha@arm.com>
8011 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8012 has been put on the stack, all remaining co-processory arguments for
8013 that co-processor also go on the stack.
8015 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8017 * config/arm/arm.c (arm_return_in_memory): Handle returning
8018 vectors of suitable size in registers also for AAPCS case.
8020 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8022 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8024 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8026 ARM Hard-VFP calling convention
8027 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8028 * target.h (gcc_target): Add libcall_value to table of call hooks.
8029 * targhooks.h (default_libcall_value): Default implementation.
8030 * targhooks.c (default_libcall_value): Likewise.
8031 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8032 * optabs.c (expand_unop): Use it.
8033 * expr.h (hard_libcall_value): Pass the function RTX through.
8034 * calls.c (emit_library_call_value_1): Update call to
8036 * explow.c (hard_libcall_value): Use new target hook.
8037 * testsuite/lib/target-supports.exp
8038 (check_effective_target_arm_hard_vfp_ok): New hook.
8039 (check_effective_target_arm_neon_ok): Improve test for neon
8041 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8042 * config/arm/arm.c: Include cgraph.h
8043 (TARGET_FUNCTION_VALUE): Override default hook.
8044 (arm_pcs_default): New variable.
8045 (arm_override_options): Don't fault hard calling convention with VFP.
8046 Add support for AAPCS variants.
8047 (arm_function_value): Make static. Handle AAPCS variants.
8048 (arm_libcall_value): New function.
8049 (arm_apply_result_size): Handle VFP registers in results.
8050 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8052 (pcs_attribute_args): New variable.
8053 (arm_pcs_from_attribute): New function.
8054 (arm_get_pcs_model): New function.
8055 (aapcs_vfp_cum_init): New function.
8056 (aapcs_vfp_sub_candidate): New function.
8057 (aapcs_vfp_is_return_candidate): New function.
8058 (aapcs_vfp_is_call_candidate): New function.
8059 (aapcs_vfp_allocate): New function.
8060 (aapcs_vfp_allocate_return_reg): New function.
8061 (aapcs_vfp_advance): New function.
8062 (aapcs_cp_arg_layout): New variable.
8063 (aapcs_select_call_coproc): New function.
8064 (aapcs_select_return_coproc): New function.
8065 (aapcs_allocate_return_reg): New function.
8066 (aapcs_libcall_value): New function.
8067 (aapcs_layout_arg): New function.
8068 (arm_init_cumulative_args): Initialize AAPCS args data.
8069 (arm_function_arg): Handle AAPCS variants using new interface.
8070 (arm_arg_parital_bytes): Likewise.
8071 (arm_function_arg_advance): New function.
8072 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8073 calling conventions.
8074 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8075 * arm.h (NUM_VFP_ARG_REGS): Define.
8076 (LIBCALL_VALUE): Update.
8077 (FUNCTION_VALUE): Delete.
8078 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8079 (arm_pcs): New enum.
8080 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8081 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8082 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8083 * arm-protos.h (arm_function_arg_advance): Add.
8084 (aapcs_libcall_value): Add.
8085 (arm_function_value): Delete.
8087 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8088 H.J. Lu <hongjiu.lu@intel.com>
8091 * config/i386/i386.c (standard_sse_mode_p): Remove.
8092 (standard_sse_constant_p): Return 2 for integer mode
8093 vector_all_ones_operand when SSE2 is enabled.
8094 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8095 (ix86_expand_vector_move): Do not check for negative values from
8096 standard_sse_constant_p.
8098 2009-08-06 Richard Guenther <rguenther@suse.de>
8100 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8101 array type comparisons frontend independent.
8102 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8103 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8104 out array reference lower bound and element size operands.
8105 (ao_ref_init_from_vn_reference): Properly compute the offset
8106 for ARRAY_RANGE_REF.
8107 (vn_reference_fold_indirect): Fill out array reference lower
8108 bound and element size operands.
8109 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8110 a non gimple valued reference operand which can happen for
8111 array reference lower bound or element size.
8112 (create_component_ref_by_pieces_1): Properly generate the
8113 element size operand for array references.
8115 2009-08-06 Richard Guenther <rguenther@suse.de>
8117 PR tree-optimization/40964
8118 * tree.c (iterative_hash_host_wide_int): Export.
8119 * tree.h (iterative_hash_host_wide_int): Declare.
8120 * tree-ssa-structalias.c (heapvar_map): New struct.
8121 (heapvar_map_eq): New function.
8122 (heapvar_map_hash): Likewise.
8123 (heapvar_lookup): Adjust.
8124 (heapvar_insert): Likewise.
8125 (make_constraint_from_heapvar): Allow multiple heap variables
8126 per decl at different offsets.
8127 (init_alias_heapvars): Adjust.
8129 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8131 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8132 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8133 trailing sync if TARGET_SYNC_AFTER_SC.
8135 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8137 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8138 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8139 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8140 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8141 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8142 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8143 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8144 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8145 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8146 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8147 the prototype declaration match the definition.
8148 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8149 instructions explicitly. Add barrier_before and operands
8151 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8152 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8153 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8154 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8155 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8156 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8158 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8160 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8162 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8163 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8166 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8169 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8171 PR rtl-optimization/40924
8172 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8173 make sure canon_rtx (mem_address) isn't simpler than
8174 canon_rtx (expanded_mem_address).
8176 2009-08-05 Li Feng <nemokingdom@gmail.com>
8178 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8180 (build_scop_drs): Build alias set for each SCoP.
8182 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8184 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8185 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8186 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8187 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8188 (BASE_DRIVER_SELF_SPECS): Likewise.
8190 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8192 * tree-ssa-alias.c: Fix some comment typos.
8194 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8196 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8197 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8199 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8202 * simplify-rtx.c (simplify_binary_operation_1): Disable
8203 simplifications for decimal float operations.
8205 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8208 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8209 operand of INDIRECT_REF.
8211 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8213 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8214 constants referencing TLS symbols.
8216 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8218 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8219 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8221 2009-08-03 Richard Guenther <rguenther@suse.de>
8223 * tree.c (make_vector_type): Build a main variant first,
8224 get the canonical one and then build the variant.
8225 * tree-ssa.c (useless_type_conversion_p_1): Handle
8227 (useless_type_conversion_p): Conversions to pointers to
8228 incomplete record types are useless.
8230 2009-08-03 Richard Guenther <rguenther@suse.de>
8232 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8233 file will be created.
8234 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8235 * toplev.c (compile_file): Adjust comment.
8237 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8239 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8240 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8241 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8242 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8243 (sh_promote_function_mode): Fix typo.
8245 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8247 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8249 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8251 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8252 declaration arguments.
8254 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8256 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8257 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8258 (ix86_split_ashl): Ditto.
8259 (ix86_expand_vector_init_one_nonzero): Ditto.
8260 (ix86_expand_vector_set): Ditto.
8261 (ix86_expand_reduc_v4sf): Ditto.
8263 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8265 * explow.c (promote_function_mode): Remove assert.
8266 * config/sh/sh.c (sh_promote_function_mode): Declare.
8268 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8270 * config/pa/pa.c (pa_promote_function_mode): Declare.
8271 Change to static. Fix promote_mode call.
8273 * gthr-dce.h (CONST_CAST2): Define if not defined.
8274 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8276 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8278 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8280 * expr.c (store_constructor): Use promote_decl_mode. Remove
8281 now write-only variable unsignedp.
8282 (expand_expr_real_1): Use promote_decl_mode.
8283 * expr.h (promote_function_mode, promote_decl_mode): New.
8284 (promote_mode): Remove last argument.
8285 * function.c (assign_temp): Drop last argument of promote_mode.
8286 (assign_parm_find_data_types): Use promote_function_mode.
8287 (assign_parm_setup_reg): Likewise.
8288 (expand_function_end): Use promote_function_mode.
8289 * calls.c (initialize_argument_information): Use promote_function_mode.
8290 (precompute_arguments): Use promote_mode instead of checking if
8291 only PROMOTE_FUNCTION_MODE is defined.
8292 (expand_call): When making sibcall decisions, use promote_function_mode.
8293 Below, remove an if for targetm.calls.promote_function_return and
8294 and use promote_function_mode.
8295 (emit_library_call_value_1): Use promote_function_mode, fix bug
8296 where promote_mode was passed FOR_CALL == 0 for a return value in an
8298 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8299 * explow.c (promote_function_mode, promote_decl_mode): New.
8300 (promote_mode): Keep only the FOR_CALL == 0 case.
8301 * combine.c (setup_incoming_promotion): Remove test of
8302 promote_function_args. Use promote_function_mode.
8303 * stmt.c (expand_value_return): Use promote_decl_mode.
8304 (expand_decl): Use promote_decl_mode.
8306 * expr.c (store_constructor): Use promote_decl_mode. Remove
8307 now write-only variable unsignedp.
8308 (expand_expr_real_1): Use promote_decl_mode.
8309 * expr.h (promote_function_mode, promote_decl_mode): New.
8310 (promote_mode): Remove last argument.
8311 * function.c (assign_temp): Drop last argument of promote_mode.
8312 (assign_parm_find_data_types): Use promote_function_mode.
8313 (assign_parm_setup_reg): Likewise.
8314 (expand_function_end): Use promote_function_mode.
8315 * calls.c (initialize_argument_information): Use promote_function_mode.
8316 (precompute_arguments): Use promote_mode instead of checking if
8317 only PROMOTE_FUNCTION_MODE is defined.
8318 (expand_call): When making sibcall decisions, use promote_function_mode.
8319 Below, remove an if for targetm.calls.promote_function_return and
8320 and use promote_function_mode.
8321 (emit_library_call_value_1): Use promote_function_mode, fix bug
8322 where promote_mode was passed FOR_CALL == 0 for a return value in an
8324 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8325 * explow.c (promote_function_mode, promote_decl_mode): New.
8326 (promote_mode): Keep only the FOR_CALL == 0 case.
8327 * combine.c (setup_incoming_promotion): Remove test of
8328 promote_function_args. Use promote_function_mode.
8329 * stmt.c (expand_value_return): Use promote_decl_mode.
8330 (expand_decl): Use promote_decl_mode.
8332 * explow.c (promote_function_mode): Just call the target hook.
8333 * targhooks.c (default_promote_function_mode,
8334 default_promote_function_mode_always_promote): New.
8335 * targhooks.h (default_promote_function_mode,
8336 default_promote_function_mode_always_promote): Declare.
8337 * target.h (promote_function_args, promote_function_return): Remove.
8338 (promote_function_mode): New.
8339 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8340 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8341 (TARGET_PROMOTE_FUNCTION_MODE): New.
8342 (TARGET_CALLS): Adjust.
8343 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8344 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8346 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8347 * config/s390/s390.c (s390_promote_function_mode): ... here,
8348 with pointer handling.
8349 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8350 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8352 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8353 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8354 with pointer handling.
8355 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8356 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8358 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8359 * config/sh/sh.c (sh_promote_function_mode): New.
8360 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8361 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8363 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8364 * config/cris/cris.c (cris_promote_function_mode): ... here.
8365 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8366 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8368 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8369 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8370 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8371 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8373 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8374 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8375 complex type handling.
8376 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8377 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8379 * config/pa/pa.c (pa_promote_function_mode): New.
8380 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8381 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8383 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8384 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8385 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8386 * config/xtensa/xtensa.c: Likewise.
8387 * config/stormy16/stormy16.c: Likewise.
8388 * config/iq2000/iq2000.c: Likewise.
8389 * config/rs6000/rs6000.c: Likewise.
8390 * config/picochip/picochip.c: Likewise.
8391 * config/arc/arc.c: Likewise.
8392 * config/mcore/mcore.c: Likewise.
8393 * config/score/score.c: Likewise.
8394 * config/mips/mips.c: Likewise.
8395 * config/bfin/bfin.c: Likewise.
8396 * config/ia64/ia64.c: Likewise (disabled though).
8398 * config/frv/frv.h: Remove pointless remark.
8400 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8401 TARGET_PROMOTE_FUNCTION_ARGS,
8402 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8403 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8405 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8407 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8408 -floop-parallelize-all.
8409 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8410 flag_loop_parallelize_all.
8411 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8412 * graphite.c (graphite_transform_loops): Same.
8414 * graphite-poly.c (apply_poly_transforms): Same.
8416 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8418 PR tree-optimization/40914
8419 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8420 if set, then check the delta field of the PMF record.
8421 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8422 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8423 call is stored in the delta.
8425 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8427 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8429 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8431 * config/i386/bsd.h (ASM_BYTE): New define.
8432 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8433 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8434 .byte. Use fputs or putc instead of fprintf where appropriate.
8435 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8436 fputs or putc instead of fprintf where appropriate.
8437 * config/i386/i386elf.h: Ditto.
8438 * config/i386/sysv4.h: Ditto.
8440 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8441 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8442 (*tls_global_dynamic_64): Ditto.
8444 2009-07-31 Christian Bruel <christian.bruel@st.com>
8446 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8448 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8450 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8451 Remove dead code for MINUS.
8453 2009-07-31 Anthony Green <green@moxielogic.com>
8455 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8457 (moxie_expand_epilogue): Ditto for epilogue.
8458 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8460 (moxie_function_arg): Ditto.
8461 (moxie_pass_by_reference): Ditto.
8462 (moxie_arg_partial_bytes): Ditto.
8463 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8464 (FUNCTION_ARG_ADVANCE) Ditto.
8465 (REG_PARM_STACK_SPACE) Ditto.
8466 (FUNCTION_ARG_REGNO_P) Dito.
8468 * config.gcc: Add moxie linux config support.
8469 * gcc/config/moxie/uclinux.h: New file.
8471 2009-07-31 DJ Delorie <dj@redhat.com>
8473 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8474 (UNSPECV_SP_SWITCH_E): New.
8475 (sp_switch_1): Change to an unspec.
8476 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8478 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8479 reference the new stack's address
8481 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8483 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8484 graphite-clast-to-gimple.o, graphite-dependences.o,
8485 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8486 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8487 (graphite-blocking.o,
8488 graphite-clast-to-gimple.o, graphite-dependences.o,
8489 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8490 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8491 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8492 * cfgloop.h (struct loop): Add can_be_parallel field.
8493 * common.opt (fgraphite-identity): Moved up.
8494 (fgraphite-force-parallel): New flag.
8495 * graphite.c: Rewrite.
8496 * graphite.h: Rewrite.
8497 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8499 * toplev.c (graphite_out_file): New file descriptor.
8500 (graphite_in_file): New.
8501 (process_options): flag_graphite_force_parallel cannot be used without
8503 * tree-ssa-loop.c: Include toplev.h.
8504 (gate_graphite_transforms): Enable flag_graphite for
8505 flag_graphite_force_parallel.
8507 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8509 * ChangeLog.graphite: New.
8510 * graphite-blocking.c: New.
8511 * graphite-clast-to-gimple.c: New.
8512 * graphite-clast-to-gimple.h: New.
8513 * graphite-dependences.c: New.
8514 * graphite-dependences.h: New.
8515 * graphite-interchange.c: New.
8516 * graphite-poly.c: New.
8517 * graphite-poly.h: New.
8518 * graphite-ppl.c: New.
8519 * graphite-ppl.h: New.
8520 * graphite-scop-detection.c: New.
8521 * graphite-scop-detection.h: New.
8522 * graphite-sese-to-poly.c: New.
8523 * graphite-sese-to-poly.h: New.
8527 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8529 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8530 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8532 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8534 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8535 (scev_is_linear_expression): Return false if the evolution is not
8536 affine multivariate.
8538 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8540 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8541 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8543 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8545 * tree-data-ref.c (debug_data_references): New.
8546 (debug_data_reference): New.
8547 * tree-data-ref.h (debug_data_references): Declared.
8548 (debug_data_reference): Declared.
8550 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8552 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8553 * tree-data-ref.h (scop_p): Removed.
8554 (struct data_reference): Remove field scop.
8556 (stmt_simple_memref_p): Removed.
8558 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8560 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8561 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8564 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8566 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8568 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8570 * doc/invoke.texi (-fgraphite-identity): Documented.
8572 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8574 * tree-scalar-evolution.c: Fix comment.
8575 (instantiate_scev_1): Return unknow from scev instantiation if the
8576 result is not above instantiate_below.
8578 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8580 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8581 static anymore. Instantiate the symbols that may have been introduced
8583 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8586 2009-07-30 DJ Delorie <dj@redhat.com>
8588 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8589 .vliw directive to VLIW sections.
8591 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8593 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8595 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8596 (AUTOHEADER): New variable.
8597 ($(srcdir)/cstamp-h.in): Use it.
8599 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8600 Pat Haugen <pthaugen@us.ibm.com>
8601 Revital Eres <ERES@il.ibm.com>
8603 * config/rs6000/vector.md (VEC_F): Add VSX support.
8607 (vector_load_<mode>): Ditto.
8608 (vector_store_<mode>): Ditto.
8609 (vector GPR move split): Ditto.
8610 (vec_reload_and_plus_<mptrsize>): Ditto.
8611 (vec_reload_and_reg_<mptrsize>): Ditto.
8612 (add<mode>3): Ditto.
8613 (sub<mode>3): Ditto.
8614 (mul<mode>3): Ditto.
8615 (neg<mode>2): Ditto.
8616 (abs<mode>2): Ditto.
8617 (smin<mode>3): Ditto.
8618 (smax<mode>3): Ditto.
8619 (vector_eq<mode>): Ditto.
8620 (vector_gt<mode>): Ditto.
8621 (vector_ge<mode>): Ditto.
8622 (vector_gtu<mode>): Ditto.
8623 (vector_select_<mode>_uns): Ditto.
8624 (vector_eq_<mode>_p): Ditto.
8625 (vector_gt_<mode>_p): Ditto.
8626 (vector_ge_<mode>_p): Ditto.
8627 (vector_gtu_<mode>_p): Ditto.
8628 (cr6_test_for_zero): Ditto.
8629 (cr6_test_for_zero_reverse): Ditto.
8630 (cr6_test_for_lt): Ditto.
8631 (cr6_test_for_lt_reverse): Ditto.
8632 (xor<mode>3): Ditto.
8633 (ior<mode>3): Ditto.
8634 (and<mode>3): Ditto.
8635 (one_cmpl<mode>2): Ditto.
8636 (nor<mode>2): Ditto.
8637 (andc<mode>2): Ditto.
8638 (float<VEC_int<mode>2): Ditto.
8639 (unsigned_float<VEC_int><mode>2): Ditto.
8640 (fix_trunc<mode><VEC_int>2): Ditto.
8641 (fixuns_trunc<mode><VEC_int>2): Ditto.
8643 (vec_set<mode>): Ditto.
8644 (vec_extract<mode>): Ditto.
8645 (vec_interleave_highv4sf): Ditto.
8646 (vec_interleave_lowv4sf): Ditto.
8647 (vec_realign_load_<mode>): Ditto.
8648 (vec_shl_<mode>): Ditto.
8649 (vec_shr_<mode>): Ditto.
8650 (div<mode>3): New patterns for VSX.
8651 (vec_interleave_highv2df): Ditto.
8652 (vec_interleave_lowv2df): Ditto.
8653 (vec_pack_trunc_v2df): Ditto.
8654 (vec_pack_sfix_trunc_v2df): Ditto.
8655 (vec_pack_ufix_trunc_v2df): Ditto.
8656 (vec_unpacks_hi_v4sf): Ditto.
8657 (vec_unpacks_lo_v4sf): Ditto.
8658 (vec_unpacks_float_hi_v4si): Ditto.
8659 (vec_unpacks_float_lo_v4si): Ditto.
8660 (vec_unpacku_float_hi_v4si): Ditto.
8661 (vec_unpacku_float_lo_v4si): Ditto.
8662 (movmisalign<mode>): Ditto.
8663 (vector_ceil<mode>2): New patterns for vectorizing math library.
8664 (vector_floor<mode>2): Ditto.
8665 (vector_btrunc<mode>2): Ditto.
8666 (vector_copysign<mode>3): Ditto.
8668 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8669 predicate for setting the high bit in each word, used for copysign.
8671 * config/rs6000/ppc-asm.h (f19): Whitespace.
8672 (f32-f63): Define if VSX.
8673 (v0-v31): Define if Altivec.
8674 (vs0-vs63): Define if VSX.
8676 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8678 * config/rs6000/power7.md: New file, provide tuning parameters for
8681 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8682 (rs6000_cpu_cpp_builtins): Ditto.
8683 (altivec_overloaded_builtins): Ditto.
8684 (altivec_resolve_overloaded_builtin): Ditto.
8686 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8687 debug switch to disable vectorizing simple math builtin
8690 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8691 Vectorize simple math builtin functions.
8692 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8693 hook to vectorize math builtins.
8694 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8695 (rs6000_builtin_conversion): Add VSX/power7 support.
8696 (rs6000_builtin_vec_perm): Ditto.
8697 (vsplits_constant): Add support for loading up a vector constant
8698 with just the high bit set in each part.
8699 (rs6000_expand_vector_init): Add VSX/power7 support.
8700 (rs6000_expand_vector_set): Ditto.
8701 (rs6000_expand_vector_extract): Ditto.
8702 (rs6000_emit_move): Ditto.
8703 (bdesc_3arg): Ditto.
8704 (bdesc_2arg): Ditto.
8705 (bdesc_1arg): Ditto.
8706 (rs6000_expand_ternop_builtin): Ditto.
8707 (altivec_expand_builtin): Ditto.
8708 (rs6000_expand_unop_builtin): Ditto.
8709 (rs6000_init_builtins): Ditto.
8710 (altivec_init_builtins): Ditto.
8711 (builtin_function_type): Ditto.
8712 (rs6000_common_init_builtins): Ditto.
8713 (rs6000_handle_altivec_attribute); Ditto.
8714 (rs6000_mangle_type): Ditto.
8715 (rs6000_vector_mode_supported_p): Ditto.
8716 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8719 * config/rs6000/vsx.md: New file for VSX support.
8721 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8722 identifing values with just the most significant bit set.
8723 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8724 vectorized builtins.
8726 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8727 (UNSPEC_VRFIM): Delete.
8728 (splitter for loading up vector with most significant bit): New
8729 splitter for vectorizing copysign.
8730 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8731 vectorizing simple math functions.
8732 (altivec_vrfip): Add support for vectorizing simple math functions.
8733 (altivec_vrfim): Ditto.
8734 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8736 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8737 (power7.md, vsx.md): Include for power7 support.
8738 (copysigndf3): Use VSX instructions if -mvsx.
8739 (negdf2_fpr): Ditto.
8740 (absdf2_fpr): Ditto.
8741 (nabsdf2_fpr): Ditto.
8742 (adddf3_fpr): Ditto.
8743 (subdf3_fpr): Ditto.
8744 (muldf3_fpr): Ditto.
8745 (divdf3_fpr): Ditto.
8746 (fix_truncdfdi2_fpr): Ditto.
8747 (cmpdf_internal1): Ditto.
8748 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8749 (btruncdf2, btruncdf2_fpr): Ditto.
8750 (ceildf2, ceildf2_fpr): Ditto.
8751 (floordf2, floordf2_fpr): Ditto.
8752 (floatdidf2, floatdidf2_fpr): Ditto.
8753 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8754 (fmsubdf4_fpr): Ditto.
8755 (fnmadddf4_fpr_1): Ditto.
8756 (fnmadddf4_fpr_2): Ditto.
8757 (fnmsubdf4_fpr_1): Ditto.
8758 (fnmsubdf4_fpr_2): Ditto.
8759 (fixuns_truncdfdi2): Add expander for VSX support.
8760 (fix_truncdfdi2): Ditto.
8761 (fix_truncdfsi2): Ditto.
8763 (btruncsf2): Whitespace.
8764 (movdf_hardfloat32): Add support for VSX registers.
8765 (movdf_softfloat32): Ditto.
8766 (movdf_hardfloat64): Ditto.
8767 (movdf_hardfloat64_mfpgpr): Ditto.
8768 (movdf_softfloat64): Ditto.
8769 (movti splitters): Add check for vector registers supporting
8770 TImode in the future.
8771 (bpermd): Add power7 bpermd instruction.
8773 * config/rs6000/altivec.h (vec_div): Define if VSX.
8777 (vec_nearbyint): Ditto.
8780 (all predicates): Use the generic builtin function, and not the V4SF
8781 specific function so that the predicates will work with VSX's V2DF.
8785 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8786 Document new VSX functions and types.
8788 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8791 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8792 "wa", and "j" constraints. Modify "v" to talk about Altivec
8793 instead of just vector.
8795 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8798 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8799 location for phi arguments.
8800 (rewrite_update_phi_arguments): Find locations for reaching defs.
8801 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8802 Add location to add_phi_arg calls.
8803 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8804 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8805 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8806 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8807 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8808 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8809 * tree-phinodes.c (make_phi_node): Initialize location.
8810 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8811 (add_phi_arg): Add location parameter.
8812 (remove_phi_arg_num): Move location when moving phi argument.
8813 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8815 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8816 slpeel_update_phi_nodes_for_guard1,
8817 slpeel_update_phi_nodes_for_guard2,
8818 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8819 vect_loop_versioning): Set locations.
8820 * tree-parloops.c (create_phi_for_local_result,
8821 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8822 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8823 * tree-vect-loop.c (get_initial_def_for_induction,
8824 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8826 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8827 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8828 (gimple_phi_arg_set_location): New. Set locus.
8829 (gimple_phi_arg_has_location): New. Check for locus.
8830 (redirect_edge_var_map_location): New. Return locus from var_map.
8831 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8832 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8833 combining PHI arguments.
8834 (cond_store_replacement): Set location.
8835 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8836 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8837 scop_add_exit_phis_edge): Add locations.
8838 * tree-cfgcleanup.c (remove_forwarder_block,
8839 remove_forwarder_block_with_phi): Add locations.
8840 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8841 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8843 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8844 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8845 flush_pending_stmts): Add source location.
8846 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8847 stack to preserve locations.
8848 * tree-vect-stmts.c (vectorizable_load): Add location.
8849 * tree-inline.c (copy_phis_for_bb): Copy locus.
8850 (setup_one_parameter): Add call locus to inlined parameter stmts.
8851 (initialize_inlined_parameters): Pass in call location as parameter
8853 (tree_function_versioning): Pass location to setup_one_parameter.
8854 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8855 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8856 copy and edge lists.
8857 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8858 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8859 locus parameter and override the stmt default if provided.
8860 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8861 elim_graph_add_edge, elim_graph_remove_succ_edge,
8862 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8863 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8864 eliminate_phi): Add locus info in elimination graph for each edge and
8866 (insert_backedge_copies): Copy locus if present.
8867 * tree-flow.h (struct _edge_var_map): Add locus field.
8868 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8869 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8870 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8872 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8874 2009-07-30 Martin Jambor <mjambor@suse.cz>
8876 PR tree-optimization/40570
8877 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8880 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8882 * ssa-loop-manip.c: Include langhooks.h.
8883 (rewrite_phi_with_iv): New.
8884 (rewrite_all_phi_nodes_with_iv): New.
8885 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8886 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8887 * tree-parloops.c (loop_parallel_p): Move out all conditions
8888 except dependency check.
8889 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8890 (gen_parallel_loop): Call canonicalize_loop_ivs without
8891 reduction_list argument.
8892 (build_new_reduction): New.
8893 (gather_scalar_reductions): New.
8894 (try_get_loop_niter): New.
8895 (try_create_reduction_list): New.
8896 (parallleize_loops): Change the parallel conditions check.
8897 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8898 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8900 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8902 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8904 * doc/options.texi (Option properties): Mention new quoting syntax.
8906 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8908 * config/alpha/alpha.c (alpha_start_function):
8909 Handle VMS_DEBUG_MAIN_POINTER
8910 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8911 * doc/invoke.texi: Document -mdebug-main switch.
8913 2009-07-29 Richard Henderson <rth@redhat.com>
8915 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8916 (cgraph_create_edge_including_clones): Likewise.
8917 * tree-inline.c (copy_bb): Operate on the correct edges
8918 when updating the callgraph.
8920 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8922 * config/alpha/vms-cc.c: Deleted.
8923 * config/alpha/vms-ld.c: Deleted.
8924 * config/alpha/t-vms64: Moved to config/vms
8925 * config/alpha/vms-crt0-64.c: Moved to config/vms
8926 * config/alpha/vms-crt0.c: Moved to config/vms
8927 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8928 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8929 * config/alpha/xm-vms.h: Moved to config/vms
8930 * config/alpha/x-vms: Moved to config/vms
8931 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8933 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8934 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8936 * config/vms/t-vms64: Moved here from config/alpha
8937 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8938 (argc,argv,envp): Enforce 32bit malloc'ing.
8939 * config/vms/vms-psxcrt0-64.c: Likewise.
8940 * config/vms/vms-crt0.c: Moved here from config/alpha.
8941 * config/vms/vms-psxcrt0.c: Likewise.
8942 * config/vms/vms-crtl-64.h: New file.
8943 * config/vms/vms-crtl.h: New file.
8944 * config/vms/vms.opt: New file.
8945 * config/vms/xm-vms64.h: New file.
8946 * config/vms/xm-vms.h: Moved here from config/alpha.
8947 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8949 * config/vms/x-vms: Moved here from config/alpha.
8950 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8951 (vms-ld.o, vms-cc.o): Removed.
8952 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8954 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8956 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8957 correct stack (obvious VMS fix).
8959 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8961 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8962 date, version info if VMS_DEBUGGING_INFO defined.
8963 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8964 size, date calculating code moved here.
8966 2009-07-29 Paul Brook <paul@codesourcery.com>
8968 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8971 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8974 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8975 to DImode when generating insq_le insn.
8977 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8979 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8980 New macro set for VMS_DEBUGGGING_INFO.
8981 (AT_string_form): Use it.
8983 2009-07-28 DJ Delorie <dj@redhat.com>
8985 * config/mep/mep.c (vtext_section): New.
8986 (vftext_section): New.
8987 (ftext_section): New.
8988 (mep_select_section): Add support for functions.
8989 (mep_unique_section): Likewise.
8990 (mep_asm_init_sections): Likewise.
8991 (mep_encode_section_info): Remove it from here.
8993 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8995 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8997 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8998 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9000 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9002 * dwarf2out.c (output_file_names): Test new macro
9003 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9004 (add_comp_dir_attribute): Likewise.
9006 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9008 * config/i386/mingw-w64.h (LINK_SPEC): Add
9009 separating space between commands.
9011 2009-07-28 Jan Hubicka <jh@suse.cz>
9013 PR tree-optimization/40759
9014 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9017 2009-07-27 DJ Delorie <dj@redhat.com>
9019 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9020 types are dword-aligned.
9021 (mep_expand_va_start): Likewise.
9023 2009-07-27 Olivier Hainque <hainque@adacore.com>
9024 Douglas B Rupp <rupp@gnat.com>
9026 * convert.c (convert_to_pointer): Don't assume the target
9027 pointer type is POINTER_SIZE long. Fetch its precision instead.
9029 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9031 * system.h (fopen): Undefine if macro.
9033 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9035 * dwarf2out.c (output_cfi_p): Removed.
9036 (output_cfis): New function.
9037 (output_fde): New function, split from output_call_frame_info.
9038 (output_call_frame_info): Use it.
9039 (dwarf2out_switch_text_section): Use output_cfis.
9041 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9043 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9044 TARGET_BI_ARCH is specified without enabling SJLJ.
9045 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9046 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9048 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9050 * arm.md (negdi2): Use DImode if forcing a value into a register.
9052 2009-07-26 Ira Rosen <irar@il.ibm.com>
9054 PR tree-optimization/40801
9055 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9056 of vector operand from the previous copy of vector statement.
9057 Pass the correct definition type value to
9058 vect_get_vec_def_for_stmt_copy().
9060 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9062 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9063 const char ** conversion.
9065 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9067 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9068 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9069 (gcc_unreachable): Invoke __builtin_unreachable() if
9070 !ENABLE_ASSERT_CHECKING.
9072 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9074 PR rtl-optimization/40445
9075 * emit-rtl.c (next_nonnote_insn_bb): New function.
9076 * rtl.h (next_nonnote_insn_bb): Declare new function.
9077 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9078 with no successors that is the successor of the ENTRY_BLOCK.
9079 Continue from the top after removing an empty fallthrough block.
9080 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9081 of next_nonnote_insn.
9083 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9085 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9087 2009-07-25 Martin Jambor <mjambor@suse.cz>
9089 * c-common.c (c_common_attribute_table): New element for noclone.
9090 (handle_noclone_attribute): New function. Forward-declare.
9091 * tree-inline.c (tree_versionable_function_p): Check for noclone
9093 * doc/extend.texi (Labels as Values): Document need for noclone.
9094 (Function Attributes): Document noclone attribute.
9096 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9098 PR rtl-optimization/34999
9099 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9100 and dw_fde_switched_cold_to_hot fields.
9101 (output_cfi_p): New function.
9102 (output_call_frame_info): If fde->dw_fde_switched_sections,
9103 output 2 FDEs instead of one with corrupted header.
9104 (dwarf2out_do_cfi_startproc): New function.
9105 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9106 and fde->dw_fde_switched_cold_to_hot.
9107 (dwarf2out_switch_text_section): Compute
9108 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9109 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9110 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9111 Otherwise, compute fde->dw_fde_switch_cfi.
9113 2009-07-24 Cary Coutant <ccoutant@google.com>
9115 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9117 2009-07-24 Cary Coutant <ccoutant@google.com>
9119 * cfghooks.c (split_block): Copy discriminator to new block.
9120 * tree-cfg.c (assign_discriminator): Check location of last
9121 instruction in block as well as first.
9123 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9125 * config/i386/linux.c: Use fputs or putc instead of fprintf
9127 * config/i386/gas.h: Ditto.
9128 * config/i386/x86-64.h: Ditto.
9129 * config/i386/att.h: Ditto.
9131 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9133 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9136 2009-07-24 Martin Jambor <mjambor@suse.cz>
9138 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9139 (ipa_push_func_to_list_1): Declare.
9140 (ipa_push_func_to_list): New function.
9142 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9143 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9144 (ipa_push_func_to_list): Removed.
9145 (ipa_pop_func_from_list): Clear node_enqueued flag.
9147 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9149 * config/s390/s390.c (override_options): Default
9150 max-unrolled-insns to 100 for z10 tuning.
9152 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9154 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9155 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9156 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9157 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9158 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9159 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9160 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9162 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9164 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9165 use default set in mingw32.h header.
9166 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9167 64-bit /mingw/include path.
9168 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9171 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9173 PR rtl-optimization/40209
9174 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9176 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9178 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9179 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9180 with the rest of string where appropriate. Use fputs or putc
9181 instead of fprintf where appropriate.
9183 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9184 Pat Haugen <pthaugen@us.ibm.com>
9185 Revital Eres <ERES@il.ibm.com>
9187 * config/rs6000/vector.md: New file. Move most of the vector
9188 expander support here from altivec.md to allow for the VSX vector
9189 unit in the future. Add support for secondary_reload patterns.
9190 Rewrite the patterns for vector comparison, and vector comparison
9191 predicate instructions so that the RTL expresses the desired
9192 behavior, instead of using unspec.
9194 * config/rs6000/constraints.md ("f" constraint): Use
9195 rs6000_constraints to hold the precalculated register class.
9196 ("d" constraint): Ditto.
9197 ("wd" constraint): New constraint for VSX.
9198 ("wf" constraint): Ditto.
9199 ("ws" constraint): Ditto.
9200 ("wa" constraint): Ditto.
9201 ("wZ" constraint): Ditto.
9202 ("j" constraint): Ditto.
9204 * config/rs6000/predicates.md (vsx_register_operand): New
9206 (vfloat_operand): New predicate for vector.md.
9207 (vint_operand): Ditto.
9208 (vlogical_operand): Ditto.
9209 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9210 (easy_vector_constant): Add VSX support.
9211 (altivec_indexed_or_indirect_operand): New predicate for
9212 recognizing Altivec style memory references with AND -16.
9214 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9215 for vector secondary reload support.
9216 (rs6000_vector_reg_class): Delete, replacing it with
9218 (rs6000_vsx_reg_class): Ditto.
9219 (rs6000_constraints): New array to hold the register classes of
9220 each of the register constraints that can vary at runtime.
9221 (builtin_mode_to_type): New static array for builtin function type
9223 (builtin_hash_table): New static hash table for builtin function
9225 (TARGET_SECONDARY_RELOAD): Define target hook.
9226 (TARGET_IRA_COVER_CLASSES): Ditto.
9227 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9228 registers are 128 bits if VSX memory reference instructions are used.
9229 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9231 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9232 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9233 Print several of the scheduling related parameters.
9234 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9235 rs6000_constraints instead of rs6000_vector_reg_class. Move
9236 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9237 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9238 Altivec. Add VSX support. Setup for secondary reload support on
9239 Altivec/VSX registers.
9240 (rs6000_override_options): Make power7 set the scheduling groups
9241 like the power5. Add support for new debug switches to override
9242 the scheduling defaults. Temporarily disable -mcpu=power7 from
9243 setting -mvsx. Add support for debug switches -malways-hint,
9244 -msched-groups, and -malign-branch-targets.
9245 (rs6000_buitlin_conversion): Add support for returning unsigned
9246 vector conversion functions to fix regressions due to stricter
9248 (rs6000_builtin_mul_widen_even): Ditto.
9249 (rs6000_builtin_mul_widen_odd): Ditto.
9250 (rs6000_builtin_vec_perm): Ditto.
9251 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9252 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9254 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9256 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9257 VSX types for bit operations. Changes to accomidate vector.md.
9258 (bdesc_2arg): Ditto.
9259 (bdesc_1arg): Ditto.
9260 (struct builtin_description_predicates): Rewrite predicate
9261 handling so that RTL describes the operation, instead of passing
9262 the instruction to be used as a string argument.
9263 (bdesc_altivec_preds): Ditto.
9264 (altivec_expand_predicate_builtin): Ditto.
9265 (altivec_expand_builtin): Ditto.
9266 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9267 statement for vsldoi support.
9268 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9269 (altivec_expand_st_builtin): Ditto.
9270 (paired_expand_builtin): Whitespace changes.
9271 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9272 builtin_mode_to_type table for secondary reload. Call
9273 builtin_function_type to build random builtin functions.
9274 (altivec_init_builtins): Change to use builtin_function_type to
9275 create builtin function types dynamically as we need them.
9276 (builtin_hash_function): New support for hashing the tree types
9277 for builtin function as we need it, rather than trying to build
9278 all of the trees that we need. Add initial preliminary VSX support.
9279 (builtin_function_type): Ditto.
9280 (builtin_function_eq): Ditto.
9281 (builtin_hash_struct): Ditto.
9282 (rs6000_init_builtins): Ditto.
9283 (rs6000_common_init_builtins): Ditto.
9284 (altivec_init_builtins): Ditto.
9285 (rs6000_common_init_builtins): Ditto.
9286 (enum reload_reg_type): New enum for simplifing reg classes.
9287 (rs6000_reload_register_type): Simplify register classes into GPR,
9288 Vector, and other registers. Altivec and VSX addresses in reload.
9289 (rs6000_secondary_reload_inner): Ditto.
9290 (rs6000_ira_cover_classes): New target hook, that returns the
9291 appropriate cover classes, based on -mvsx being used or not.
9292 (rs6000_secondary_reload_class): Add VSX support.
9293 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9294 (get_vsel_insn): Ditto.
9295 (rs6000_emit_vector_compare): Rewrite vector conditional support
9296 so that where we can, we use RTL operators, instead of blindly use
9298 (rs6000_emit_vector_select): Ditto.
9299 (rs6000_emit_vector_cond_expr): Ditto.
9300 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9301 (create_TOC_reference): Add -mdebug=addr support.
9302 (emit_frame_save): VSX loads/stores need register indexed addressing.
9304 * config/rs6000/rs6000.md: Include vector.md.
9306 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9308 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9309 support for V2DI, V2DF in logical, permute, select operations.
9311 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9312 switch for vsx/power7.
9313 (-mvsx-scalar-memory): Ditto.
9314 (-mvsx-align-128): Ditto.
9315 (-mallow-movmisalign): Ditto.
9316 (-mallow-df-permute): Ditto.
9317 (-msched-groups): Ditto.
9318 (-malways-hint): Ditto.
9319 (-malign-branch-targets): Ditto.
9321 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9323 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9324 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9325 (rs6000_vector_reg_class): Delete.
9326 (rs6000_vsx_reg_class): Ditto.
9327 (enum rs6000_reg_class_enum): New enum for the constraints that
9328 vary based on target switches.
9329 (rs6000_constraints): New array to hold the register class for all
9330 of the register constraints that vary based on the switches used.
9331 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9332 (enum rs6000_builtins): Add unsigned varients for the builtin
9333 declarations returned by target hooks for expanding multiplies,
9334 select, and permute operations. Add VSX builtins.
9335 (enum rs6000_builtin_type_index): Add entries for VSX.
9336 (V2DI_type_node): Ditto.
9337 (V2DF_type_node): Ditto.
9338 (unsigned_V2DI_type_node): Ditto.
9339 (bool_long_type_node): Ditto.
9340 (intDI_type_internal_node): Ditto.
9341 (uintDI_type_internal_node): Ditto.
9342 (double_type_internal_node): Ditto.
9344 * config/rs6000/altivec.md (whole file): Move all expanders to
9345 vector.md from altivec.md. Rename insn matching functions to be
9347 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9348 (altivec_vcmp*): Ditto.
9349 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9350 (VM): New iterator for moves that includes the VSX types.
9351 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9352 (altivec_vperm_<mode>_uns): New, for unsigned types.
9353 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9354 (altivec_eq<mode>): Ditto.
9355 (altivec_gt<mode>): Ditto.
9356 (altivec_gtu<mode>): Ditto.
9357 (altivec_eqv4sf): Ditto.
9358 (altivec_gev4sf): Ditto.
9359 (altivec_gtv4sf): Ditto.
9360 (altivec_vcmpbfp_p): Ditto.
9362 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9364 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9367 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9370 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9371 ASM_SHORT instead of .word.
9372 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9373 instead of .word in asm template.
9375 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9378 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9379 (process_bb_node_lives): Use it.
9381 * ira.c (setup_cover_and_important_classes): Don't setup
9382 ira_important_class_nums. Add cover classes to the end of
9384 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9386 (find_reg_class_closure): Use reorder_important_classes.
9388 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9390 * config/i386/i386.c (i386_ira_cover_classes): New function.
9391 (TARGET_IRA_COVER_CLASSES): Redefine.
9393 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9394 importance of order of cover classes in the array.
9396 2009-07-22 Diego Novillo <dnovillo@google.com>
9398 * tree-pass.h (TDF_EH): Define.
9399 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9400 contains TDF_EH, print the EH region number holding GS.
9401 * tree-dump.c (dump_options): Add "eh".
9402 * doc/invoke.texi: Document it.
9404 2009-07-22 Doug Kwan <dougkwan@google.com>
9406 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9408 2009-07-22 Michael Matz <matz@suse.de>
9410 PR tree-optimization/35229
9411 PR tree-optimization/39300
9413 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9414 (inhibit_phi_insertion): New function.
9415 (insert_into_preds_of_block): Call it for REFERENCEs.
9416 (init_pre): Initialize and finalize scalar evolutions.
9417 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9419 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9421 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9422 Use CONST_VECTOR_NUNITS to determine number of elements.
9424 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9426 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9427 (U, W): Constraints are now deprecated and will be removed if we
9429 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9431 ("prefetch"): Add the stcmh instruction for prefetching.
9432 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9434 (s390_short_displacement): Return always true if compiling for
9435 machines not providing the long displacement facility.
9436 (s390_mem_constraint): Support the new constraint letter Z.
9437 (s390_check_qrst_address): New function.
9439 2009-07-21 DJ Delorie <dj@redhat.com>
9441 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9444 2009-07-21 Jason Merrill <jason@redhat.com>
9446 * c-common.c (max_tinst_depth): Increase default to 1024.
9448 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9450 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9451 (vec_unpacku_float_lo_v4si): Ditto.
9453 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9456 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9457 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9458 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9459 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9461 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9463 PR tree-optimization/40813
9464 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9467 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9469 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9470 with a NOP_EXPR if needed.
9472 2009-07-21 Paul Brook <paul@codesourcery.com>
9474 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9475 Terminate debug dump with newline.
9477 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9479 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9480 Cast "1" to unsigned HOST_WIDE_INT.
9481 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9482 deposit length to the maximum length - lsb. Extend length if
9483 HOST_BITS_PER_WIDE_INT is 32.
9485 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9487 * cgraph.h (constant_pool_htab): New function.
9488 (constant_descriptor_tree): Move from varasm.c.
9489 * varasm.c (constant_pool_htab): New function.
9490 (constant_descriptor_tree): Move to cgraph.h.
9492 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9494 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9496 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9498 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9501 2009-07-20 Xinliang David Li <davidxl@google.com>
9503 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9505 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9507 * config/mips/mips.md (move_type): Add arith.
9508 (type): Handle arith.
9509 (zero_extendsidi2): Rename this into ...
9510 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9511 (zero_extendsidi2): New expander.
9512 (*zero_extendsidi2_dext): New pattern.
9514 2009-07-20 Nick Clifton <nickc@redhat.com>
9516 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9517 to set MIPS_ABI_DEFAULT.
9518 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9520 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9522 * tree-object-size.c (addr_object_size): Handle unions with
9523 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9525 PR tree-optimization/40792
9526 * tree.c (build_function_type_skip_args): Remove bogus assert.
9528 2009-07-20 Jan Hubicka <jh@suse.cz>
9529 Martin Jambor <mjambor@suse.cz>
9531 * cgraph.h (combined_args_to_skip): New field.
9532 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9533 combined_args_to_skip and args_to_skip.
9534 * tree-inline.c (update_clone_info): New function.
9535 (tree_function_versioning): Call update_clone_info.
9536 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9538 (cgraph_materialize_all_clones): More extensive dumping, working
9539 with combined_args_to_skip rather than args_to_skip.
9541 2009-07-20 Ira Rosen <irar@il.ibm.com>
9543 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9544 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9545 (get_initial_def_for_reduction): Likewise.
9546 (vectorizable_reduction): Skip the check of first operand in case
9547 of COND_EXPR. Add check that it is outer loop vectorization if
9548 nested cycle was detected. Call vectorizable_condition() for
9549 COND_EXPR. If reduction epilogue cannot be created do not fail for
9550 nested cycles (if it is not double reduction). Assert that there
9551 is only one type in the loop in case of COND_EXPR. Call
9552 vectorizable_condition() to vectorize COND_EXPR.
9553 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9554 Add parameters. Allow nested cycles if called from
9555 vectorizable_reduction(). Use reduction vector variable if provided.
9556 (vect_analyze_stmt): Call vectorizable_reduction() before
9557 vectorizable_condition().
9558 (vect_transform_stmt): Update call to vectorizable_condition().
9560 2009-07-20 Christian Bruel <christian.bruel@st.com>
9562 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9563 * doc/invoke.texi (-mfmovd): Likewise.
9564 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9566 2009-07-20 Jan Hubicka <jh@suse.cz>
9568 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9569 when handling SSA name.
9571 2009-07-19 Jan Hubicka <jh@suse.cz>
9573 PR tree-optimization/40676
9574 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9575 virtual PHIs in empty BBs.
9577 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9579 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9580 re-expanded the compound use gen_lowpart instead to convert to the
9583 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9585 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9586 OUTER_CONST arguments.
9587 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9588 the new wider mode will be masked off.
9589 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9591 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9593 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9594 high-order bits are zero.
9596 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9598 * combine.c (simplify_shift_const_1): Split code to determine
9600 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9601 new bits shifted in are identical to the old sign bit.
9603 2009-07-18 Richard Guenther <rguenther@suse.de>
9606 * gimplify.c (gimplify_call_expr): Reject code using results from
9607 functions returning void.
9609 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9611 * doc/md.texi: Document the new PowerPC "es" constraint.
9612 Document that "m" can include automodified addresses on this target,
9613 and explain how %U must be used. Extend the "Q" and "Z" documentation
9614 to suggest "es" as well as "m".
9615 * config/rs6000/constraints.md (es): New memory constraint.
9616 (Q, Z): Update strings to match new documentation.
9618 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9620 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9621 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9622 * config/rs6000/predicates.md (volatile_mem_operand): Use
9623 offsettable_nonstrict_memref_p.
9624 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9625 (*floatunssidf2_internal): Likewise.
9626 (*fix_truncdfsi2_internal): Likewise.
9627 (*fix_trunctfsi2_internal): Likewise.
9629 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9631 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9633 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9635 2009-07-17 Richard Guenther <rguenther@suse.de>
9638 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9639 (pass_warn_unused_result): Likewise.
9640 (TODO_set_props): Remove.
9641 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9643 (pass_diagnose_omp_blocks): Define.
9644 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9645 (c_gimple_diagnostics_recursively): Remove.
9646 (finish_function): Do not call it.
9647 (c_write_global_declarations): Continue after errors.
9648 Finalize the CU here.
9649 * c-gimplify.c (c_genericize): Do not gimplify here.
9650 * c-common.c (c_warn_unused_result): Move ...
9651 * tree-cfg.c (do_warn_unused_result): ... here.
9652 (run_warn_unused_result): New function.
9653 (gate_warn_unused_result): New function.
9654 (pass_warn_unused_result): New pass.
9655 * c-common.h (c_warn_unused_result): Remove.
9656 * flags.h (flag_warn_unused_result): Declare.
9657 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9658 * opts.c (flag_warn_unused_result): Initialize to false.
9659 * toplev.c (compile_file): Add comment.
9660 * omp-low.c (create_omp_child_function): Do not register
9661 the function with the frontend.
9662 (diagnose_omp_structured_block_errors): Prepare to be
9663 called as optimization pass.
9664 (gate_diagnose_omp_blocks): New function.
9665 (pass_diagnose_omp_blocks): New pass.
9666 * cgraph.h (cgraph_optimize): Remove.
9667 (cgraph_analyze_function): Likewise.
9668 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9669 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9670 before their parents here.
9671 (cgraph_finalize_function): Not here.
9672 (cgraph_analyze_function): Gimplify functions here.
9673 (cgraph_finalize_compilation_unit): Continue after errors.
9674 Optimize the callgraph from here.
9675 (cgraph_optimize): Make static.
9676 * langhooks.c (write_global_declarations): Finalize the CU.
9677 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9678 (gimplify_function_tree): Assert we gimplify only once.
9679 Set PROP_gimple_any property.
9680 * tree-nested.c (gimplify_all_functions): New function.
9681 (lower_nested_functions): Gimplify all nested functions.
9682 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9683 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9684 and pass_diagnose_omp_blocks after gimplification. Do not
9685 set TODO_set_props on all_lowering_passes.
9686 (execute_one_pass): Do not handle TODO_set_props.
9687 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9688 (gimplify.o): Add tree-pass.h dependency.
9689 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9690 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9691 (unsave_r): Likewise.
9692 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9695 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9697 * doc/service.texi (Service): Restore previously removed link,
9698 which isn't broken after all.
9700 2009-07-17 Richard Guenther <rguenther@suse.de>
9702 PR tree-optimization/40321
9703 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9704 PHI nodes to the maximal set.
9705 (make_values_for_phi): Add PHI arguments to the maximal set.
9706 (execute_pre): Dump PHI_GEN and the maximal set.
9708 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9711 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9714 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9716 * doc/extend.texi (Nested Functions): Replace broken link with
9718 * doc/service.texi (Service): Remove broken link.
9720 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9723 * builtins.c (expand_builtin_memcmp): Use loc instead of
9724 EXPR_LOCATION (exp).
9725 (expand_builtin_strncmp): Likewise.
9727 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9728 Manuel López-Ibáñez <manu@gcc.gnu.org>
9731 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9732 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9733 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9734 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9735 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9736 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9737 tree-inline.c, c-common.c, c-common.h, gimple.c,
9738 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9739 convert.c: Add location argument to fold_{unary,binary,ternary},
9740 fold_build[123], build_call_expr, build_size_arg,
9741 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9742 fold_build1_initializer, fold_build2_initializer,
9743 fold_build3_initializer, fold_build_call_array,
9744 fold_build_call_array_initializer, fold_single_bit_test,
9745 omit_one_operand, omit_two_operands, invert_truthvalue,
9746 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9747 combine_comparisons, fold_builtin_*, fold_call_expr,
9748 build_range_check, maybe_fold_offset_to_address, round_up,
9751 2009-07-16 Jason Merrill <jason@redhat.com>
9754 * c-common.c (c_common_reswords): Add __is_standard_layout
9756 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9757 * doc/implement-cxx.texi: New.
9758 * doc/gcc.texi: Include it.
9760 2009-07-16 DJ Delorie <dj@redhat.com>
9762 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9763 compares that may be indirectly affected by previous instructions.
9765 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9767 * builtins.c (do_mpc_arg2): New.
9768 (fold_builtin_2): Fold builtin cpow.
9769 * real.h (HAVE_mpc_pow): New.
9771 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9773 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9774 comparison to skip unprofitable schedule
9776 2009-07-16 Simon Baldwin <simonb@google.com>
9778 * gcc.c (option_map): New flag -no-canonical-prefixes.
9779 * (display_help): Print help text for new flag.
9780 * (process_command): Move options translation and language specifics
9781 and handle new flag early. Use it to set a function pointer to a
9782 prefix builder. Replace make_relative_prefix calls with calls to
9783 the function pointed to. Ignore new flag in regular options handling.
9784 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9786 2009-07-15 DJ Delorie <dj@redhat.com>
9788 * config/mep/mep.md (sibcall_internal): Change register to avoid
9790 (sibcall_value_internal): Likewise.
9792 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9794 PR rtl-optimization/40710
9795 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9797 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9799 * config/mips/mips.md (*extenddi_truncate<mode>,
9800 *extendsi_truncate<mode>): Change type attribute to move_type
9801 with shift_shift. Split out code handling exts from here ...
9802 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9804 (*extendhi_truncateqi): Change type attribute to move_type with
9805 shift_shift. Split out code handling exts from here ...
9806 (*extendhi_truncateqi_exts): ... to this new pattern.
9808 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9810 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9811 instead of "and" with inverted sign bit mask value. Use
9812 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9813 Allocate registers only for operand 4 and operand 5.
9815 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9818 * fold-const.c (fold_cond_expr_with_comparison): When folding
9819 < and <= to MIN, make sure the MIN uses the same type as the
9820 comparison's operands.
9822 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9824 * arm.md (ior_xor): New code iterator.
9825 (split for ior/xor with shift and zero-extend): New split pattern.
9826 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9828 2009-07-15 Richard Guenther <rguenther@suse.de>
9830 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9833 2009-07-15 Richard Guenther <rguenther@suse.de>
9836 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9838 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9840 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9841 handle 2.6.30 kernel.
9843 2009-07-15 DJ Delorie <dj@redhat.com>
9845 * config/mep/mep.md (sibcall_internal): Change register to allow
9846 for 24-bit addresses.
9847 (sibcall_value_internal): Likewise.
9849 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9851 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9852 that are enabled/disabled by the flags introduced by a previous patch.
9854 2009-07-14 DJ Delorie <dj@redhat.com>
9856 * config/mep/mep.md (sibcall_internal): Include non-toggling
9858 (sibcall_value_internal): Likewise.
9860 2009-07-14 Taras Glek <tglek@mozilla.com>
9861 Rafael Espindola <espindola@google.com>
9863 * doc/sourcebuild.texi: Document install-plugin target.
9864 * configure.ac: Added install-plugin target to language makefiles.
9865 * configure: Regenerate.
9866 * Makefile.in: (install-plugin): Install more headers,
9867 depend on lang.install-plugin.
9869 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9871 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9874 2009-07-14 DJ Delorie <dj@redhat.com>
9876 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9877 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9878 * config/mep/mep.md (sibcall_internal): Change test from
9879 mep_vliw_mode_match to mep_vliw_jmp_match.
9880 (sibcall_value_internal): Likewise.
9882 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9884 * config/i386/sse.md (copysign<mode>3): New expander.
9885 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9886 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9887 Use ix86_build_const_vector.
9888 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9889 IX86_BUILTIN_CPYSGNPD.
9890 (builtin_description): Add __builtin_ia32_copysignps and
9891 __builtin_ia32_copysignpd.
9892 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9893 and BUILT_IN_COPYSIGNF.
9895 2009-07-13 Jason Merrill <jason@redhat.com>
9897 * builtins.c (can_trust_pointer_alignment): New fn.
9898 (get_pointer_alignment): Factor it out from here.
9899 * tree.h: Declare it.
9901 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9903 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9906 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9910 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9912 2009-07-14 Richard Guenther <rguenther@suse.de>
9913 Andrey Belevantsev <abel@ispras.ru>
9916 * cfgexpand.c (partition_stack_vars): Do not bother to update
9917 alias information when not optimizing.
9919 2009-07-14 Richard Guenther <rguenther@suse.de>
9920 Andrey Belevantsev <abel@ispras.ru>
9922 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9923 (pt_solution_set): Likewise.
9924 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9925 * tree-ssa-structalias.c (pt_solution_set): New function.
9926 * final.c (rest_of_clean_state): Free SSA data structures.
9927 * print-rtl.c (print_decl_name): Remove.
9928 (print_mem_expr): Implement in terms of print_generic_expr.
9929 * alias.c (ao_ref_from_mem): New function.
9930 (rtx_refs_may_alias_p): Likewise.
9931 (true_dependence): Query alias-export info.
9932 (canon_true_dependence): Likewise.
9933 (write_dependence_p): Likewise.
9934 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9936 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9937 (mem_expr_equal_p): Use operand_equal_p.
9938 (set_mem_attributes_minus_bitpos): Do not use
9939 component_ref_for_mem_expr.
9940 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9941 (update_alias_info_with_stack_vars): Likewise.
9942 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9943 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9944 explicitly nor clear stmt operands.
9945 Free the decl-to-pointer map.
9946 * tree-optimize.c (execute_free_datastructures): Do not free
9947 SSA data structures here.
9948 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9949 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9950 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9952 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9954 2009-07-13 DJ Delorie <dj@redhat.com>
9956 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9957 unrolling at the right iteration count.
9959 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9962 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9964 * haifa-sched.c (rank_for_schedule): Introduced flags to
9965 enable/disable individual scheduling heuristics.
9966 * common.opt: Introduced flags to enable/disable individual
9967 heuristics in the scheduler.
9968 * doc/invoke.texi: Introduced flags to enable/disable individual
9969 heuristics in the scheduler.
9971 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9973 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9974 config/i386/mingw-tls.c.
9975 * config/i386/mingw-tls.c: Removed.
9977 2009-07-13 Ira Rosen <irar@il.ibm.com>
9979 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9980 checks access only relevant statements.
9981 (vectorizable_reduction): Likewise.
9983 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9985 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9986 just for 32-bit case.
9988 2009-07-12 Jan Hubicka <jh@suse.cz>
9990 PR tree-optimization/40585
9991 * except.c (expand_resx_expr): When there already is resume
9992 instruction, produce linked list.
9993 (build_post_landing_pads): Assert that resume is empty.
9994 (connect_post_landing_pads): Handle resume lists.
9995 (dump_eh_tree): Dump resume list.
9997 2009-07-12 Ira Rosen <irar@il.ibm.com>
9999 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10000 with additional argument.
10001 * tree-vectorizer.h (enum vect_def_type): Add
10002 vect_double_reduction_def.
10003 (vect_is_simple_reduction): Add argument.
10004 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10006 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10007 vect_is_simple_reduction with additional argument.
10008 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10010 (reduction_code_for_scalar_code): Handle additional codes by
10011 returning ERROR_MARK for them. Fix comment and indentation.
10012 (vect_is_simple_reduction): Fix comment, add argument to specify
10013 double reduction. Detect double reduction.
10014 (get_initial_def_for_induction): Fix indentation.
10015 (get_initial_def_for_reduction): Fix comment and indentation.
10016 Handle double reduction. Create initial definitions that do not
10017 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10018 (vect_create_epilog_for_reduction): Fix comment, add argument to
10019 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10020 epilogue result extraction. Create double reduction phi node and
10021 replace relevant uses.
10022 (vectorizable_reduction): Call vect_is_simple_reduction with
10023 additional argument. Fix indentation. Update epilogue code treatment
10024 according to the changes in reduction_code_for_scalar_code. Check
10025 for double reduction. Call vect_create_epilog_for_reduction with
10026 additional argument.
10027 * tree-vect-stmts.c (process_use): Handle double reduction, update
10029 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10030 (vect_get_vec_def_for_operand): Likewise.
10032 2009-07-12 Danny Smith <dansmister@gmail.com>
10034 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10035 dllexport if !TREE_PUBLIC.
10036 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10038 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10040 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10041 (avr_extra_arch_macro) Remove declatation.
10042 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10043 (avr_extra_arch_macro) Declare as static.
10044 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10046 2009-07-11 Jan Hubicka <jh@suse.cz>
10048 PR middle-end/48388
10049 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10051 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10054 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10055 cold_in_std_section bits.
10056 (dwarf2out_begin_prologue): Initialize them.
10057 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10058 if already covered by text_section or cold_text_section range.
10060 PR rtl-optimization/40667
10061 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10062 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10063 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10064 * config/i386/i386.c (ix86_minimum_alignment): New function.
10065 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10066 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10067 * emit-rtl.c (gen_reg_rtx): Likewise.
10068 * function.c (assign_parms): Likewise. If nominal_type needs
10069 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10070 rather than passed_type's alignment.
10073 * function.c (assign_parm_setup_stack): Adjust
10074 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10075 from nominal_mode on big endian.
10077 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10079 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10081 2009-07-10 DJ Delorie <dj@redhat.com>
10083 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10085 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10087 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10089 (thumb2_cbnz): Likewise.
10091 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10094 * config.gcc (supported_defaults): Add synci.
10095 (with_synci): Add validation.
10096 (all_defaults): Add synci.
10097 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10100 * config/mips/mips.opt (msynci): New option.
10101 * config/mips/mips.c (mips_override_options): Warn on use of
10102 -msynci for targets that do now support it.
10103 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10105 * gcc/doc/invoke.texi (-msynci): Document the new option.
10106 * doc/install.texi (--with-synci): Document the new option.
10108 2009-07-10 Richard Guenther <rguenther@suse.de>
10110 PR tree-optimization/40496
10111 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10112 the PHI result with a compatible type.
10114 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10118 * c.opt (Wunused-result): New.
10119 * doc/invoke.texi: Document it.
10120 * c-common.c (c_warn_unused_result): Use it.
10122 2009-07-09 DJ Delorie <dj@redhat.com>
10124 * targhooks.c (default_target_can_inline_p): Rename from
10125 default_target_option_can_inline_p.
10126 * targhooks.h (default_target_can_inline_p): Likewise.
10127 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10128 TARGET_OPTION_CAN_INLINE_P.
10129 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10130 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10131 (mep_target_can_inline_p): Rename from
10132 mep_target_option_can_inline_p.
10135 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10136 registers used to pass vectors.
10138 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10140 2009-07-09 Tom Tromey <tromey@redhat.com>
10142 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10143 * config/mmix/mmix.c: Include dwarf2.h.
10144 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10145 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10146 * config/sh/sh.c: Include dwarf2.h.
10147 * config/i386/i386.c: Include dwarf2.h.
10148 * Makefile.in (DWARF2_H): Remove 'elf'.
10149 * except.c: Include dwarf2.h.
10150 * unwind-dw2.c: Include dwarf2.h.
10151 * dwarf2out.c: Include dwarf2.h.
10152 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10153 * unwind-dw2-fde.c: Include dwarf2.h.
10154 * dwarf2asm.c: Include dwarf2.h.
10156 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10158 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10159 (max_issue): Use it.
10160 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10162 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10163 (region_sched_info): Update.
10164 * sched-ebb.c (ebb_sched_info): Update.
10165 * modulo-sched.c (sms_sched_info): Update.
10166 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10168 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10170 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10172 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10174 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10176 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10178 PR middle-end/40692
10179 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10180 arg1 with arg01 if arg1 is already INTEGER_CST.
10182 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10184 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10185 Transform (and (truncate)) into (truncate (and)).
10187 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10189 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10190 creating LHS paradoxical subregs. Fix surrounding returns to
10191 use NULL_RTX rather than 0.
10193 2009-07-08 DJ Delorie <dj@redhat.com>
10195 * config/mep/mep.c: (mep_option_can_inline_p): New.
10196 (TARGET_OPTION_CAN_INLINE_P): Define.
10198 2009-07-08 Mark Wielaard <mjw@redhat.com>
10201 * dwarf2out.c (add_data_member_location_attribute): When we have
10202 only a constant offset don't emit a new location description using
10203 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10206 2009-07-08 Richard Henderson <rth@redhat.com>
10209 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10210 (enum reg_class): Add CLOBBERED_REGS.
10211 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10212 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10213 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10214 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10215 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10216 force 64-bit sibcalls into R11.
10217 * config/i386/constraints.md (U): New constraint.
10218 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10219 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10220 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10222 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10224 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10226 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10227 * ebitmap.h (dump_ebitmap): Ditto.
10228 * optabs.h (optab_libfunc): Ditto.
10229 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10230 * tree-flow.h (vect_can_force_dr_alignment_p,
10231 get_vectype_for_scalar_type): Ditto.
10232 (vectorize_loops): Move prototype to ...
10233 * tree-vectorizer.h: ... here. Also, adjust comment.
10234 (vect_set_verbosity_level): Remove duplicate prototype.
10235 * tree-ssa-loop.c: Include tree-vectorizer.h.
10236 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10238 2009-07-08 Nick Clifton <nickc@redhat.com>
10240 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10243 2009-07-08 DJ Delorie <dj@redhat.com>
10245 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10246 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10247 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10249 * config/mep/intrinsics.md: Regenerated.
10250 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10251 registers when asm() or calls are detected.
10253 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10256 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10258 * gimple (gimple_build_call_from_tree): Likewise.
10259 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10260 no_warning flag before warning.
10262 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10264 * tree.c (set_expr_locus): Remove.
10265 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10266 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10268 * gimplify.c (internal_get_tmp_var): Likewise.
10269 (gimplify_call_expr): Likewise.
10270 (gimplify_one_sizepos): Likewise.
10272 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10275 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10276 to variables for debugging purposes.
10278 2009-06-23 Mark Loeser <mark@halcy0n.com>
10281 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10283 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10285 * pretty-print.c (pp_base_format): Remove %J.
10286 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10287 gcc_cxxdiag_char_table): Likewise.
10288 (init_dynamic_diag_info): Likewise.
10290 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10292 * pretty-print.c (pp_base_format): Remove %H.
10293 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10294 gcc_cxxdiag_char_table): Likewise.
10295 (init_dynamic_diag_info): Likewise.
10296 * config/mep/mep.c (mep_select_section): Likewise.
10298 2009-07-07 Duncan Sands <baldrick@free.fr>
10300 * final.c (pass_clean_state): Give the pass a name.
10301 * passes.c (pass_rest_of_compilation): Likewise.
10302 * tree-optimize.c (pass_all_optimizations): Likewise.
10304 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10306 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10307 an extra 'decl' for error_at.
10309 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10311 PR middle-end/40669
10312 * tree-tailcall.c (adjust_return_value_with_ops,
10313 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10314 if it has complex or vector type.
10316 2009-07-07 Olivier Hainque <hainque@adacore.com>
10318 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10321 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10323 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10325 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10327 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10328 * c-decl.c: Likewise.
10329 * function.c: Likewise.
10330 * varasm.c: Likewise.
10331 * tree-ssa.c: Likewise.
10332 * c-common.c: Likewise.
10333 * tree-cfg.c: Likewise.
10334 * config/spu/spu.c: Likewise.
10335 * config/ia64/ia64.c: Likewise.
10336 * config/v850/v850.c: Likewise.
10338 2009-07-06 DJ Delorie <dj@redhat.com>
10340 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10341 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10342 unspecified accesses to control registers.
10343 * config/mep/intrinsics.md: Regenerate.
10344 * config/mep/intrinsics.h: Regenerate.
10345 * config/mep/mep-intrin.h: Regenerate.
10347 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10349 * c-lex.c: Replace %H by an explicit location. Update all calls.
10350 * c-common.c: Likewise.
10351 * c-decl.c: Likewise.
10352 * c-typeck.c: Likewise.
10353 * fold-const.c: Likewise.
10354 * gimplify.c: Likewise.
10355 * stmt.c: Likewise.
10356 * tree-cfg.c: Likewise.
10357 * tree-ssa-loop-niter.c: Likewise.
10358 * tree-vrp.c: Likewise.
10359 * value-prof.c: Likewise.
10361 2009-07-06 Diego Novillo <dnovillo@google.com>
10363 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10364 if it has one. Handle cases where VAR does not have an
10365 annotation or cfun is NULL.
10367 2009-07-06 Diego Novillo <dnovillo@google.com>
10369 * tree.c: Include debug.h.
10370 (initialize_tree_contains_struct): New.
10371 (init_ttree): Call it.
10372 (tree_node_structure_for_code): Factor out of ...
10373 (tree_node_structure): ... here.
10374 * treestruct.def (TS_PHI_NODE): Remove.
10375 (TS_GIMPLE_STATEMENT): Remove.
10377 2009-07-06 Diego Novillo <dnovillo@google.com>
10379 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10380 (debug_tree_chain): Handle cycles.
10382 2009-07-06 Nick Clifton <nickc@redhat.com>
10383 DJ Delorie <dj@redhat.com>
10385 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10386 __FMOVD_ENABLED__ is defined.
10388 (TARGET_FMOVD): Provide a default definition.
10389 (MASK_FMOVD): Likewise.
10390 (TARGET_CPU_CPP_BUILTINS): Define
10391 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10392 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10393 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10394 (split for DF load from memory into register): Also handle
10395 MEMs which consist of REG+DISP addressing.
10396 (split for DF store from register to memory): Likewise.
10397 (movsf_ie): Always use single fp_mode.
10398 * config/sh/sh.c (sh_override_options): Do not automatically
10399 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10400 that to the -mfmovd command line switch.
10401 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10402 (fldi_ok): Always allow.
10403 * config/sh/sh.opt (mfmovd): Remove this switch.
10404 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10406 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10407 Kaz Kojima <kkojima@gcc.gnu.org>
10409 PR rtl-optimization/30807
10410 * postreload.c (reload_combine): For every new use of REG_SUM,
10411 record the use of BASE.
10413 2009-07-06 Jan Hubicka <jh@suse.cz>
10415 * params.def: Revert my accidental commit at 2009-06-30.
10417 2009-07-04 Ian Lance Taylor <iant@google.com>
10420 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10422 (mingw_format_attribute_overrides): Likewise.
10424 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10427 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10428 don't check cfa.reg. Instead of cfa.indirect use
10429 fde && fde->drap_reg != INVALID_REGNUM test.
10431 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10433 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10435 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10438 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10440 2009-07-03 Richard Guenther <rguenther@suse.de>
10442 PR tree-optimization/40640
10443 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10446 2009-07-03 Jan Hubicka <jh@suse.cz>
10448 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10449 for size, reduce amount of inlining.
10451 2009-07-03 Richard Guenther <rguenther@suse.de>
10453 PR middle-end/34163
10454 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10455 if t +- x is known to not overflow and the conversion widens the
10457 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10459 2009-07-03 Jan Hubicka <jh@suse.cz>
10461 * ipa-pure-const.c (analyze): Update loop optimizer init.
10462 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10463 try_remove_empty_loop, remove_empty_loops): Remove.
10464 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10465 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10466 to mark regular loops as neccesary.
10467 (degenerate_phi_p): New function.
10468 (propagate_necessity, remove_dead_phis): Use it.
10469 (forward_edge_to_pdom): Likewise.
10470 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10471 virtual PHI nodes that became unreachable.
10472 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10473 * tree-flow.h (remove_empty_loops): Remove.
10474 * passes.c (init_optimization_passes): Remove.
10476 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10478 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10479 can_create_pseudo_p.
10480 (*fix_trunc<mode>_i387_1): Ditto.
10481 (*floathi<mode>2_1): Ditto.
10482 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10483 (*fistdi2_1): Ditto.
10484 (*fist<mode>2_1): Ditto.
10485 (frndintxf2_floor): Ditto.
10486 (*fist<mode>2_floor_1): Ditto.
10487 (frndintxf2_ceil): Ditto.
10488 (*fist<mode>2_ceil_1): Ditto.
10489 (frndintxf2_trunc): Ditto.
10490 (frndintxf2_mask_pm): Ditto.
10491 (fxam<mode>2_i387_with_temp): Ditto.
10492 * config/i386/sse.md (mulv16qi3): Ditto.
10493 (*sse2_mulv4si3): Ditto.
10495 (sse4_2_pcmpestr): Ditto.
10496 (sse4_2_pcmpistr): Ditto.
10498 2009-07-03 Jan Hubicka <jh@suse.cz>
10500 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10501 (mark_stmt_necessary): Set it.
10502 (mark_operand_necessary): Set it.
10503 (mark_control_dependent_edges_necessary): Set it.
10504 (mark_virtual_phi_result_for_renaming): New function.
10505 (get_live_post_dom): New function.
10506 (forward_edge_to_pdom): New function.
10507 (remove_dead_stmt): Fix handling of control dependences.
10508 (tree_dce_init): Init new bitmap.
10509 (tree_dce_done): Free it.
10511 2009-07-02 Richard Guenther <rguenther@suse.de>
10514 * tree-ssa-structalias.c (new_var_info): Initialize
10517 2009-07-02 Jan Hubicka <jh@suse.cz>
10519 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10522 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10524 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10525 instead of recomputing it. Adjust calls.
10526 (emit_store_flag): Adjust recursive calls.
10528 2009-07-02 Richard Guenther <rguenther@suse.de>
10530 * tree-ssa-live.c (remove_unused_locals): Do not remove
10532 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10533 of DECL_EXTERNAL for HEAP variables.
10534 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10535 HEAP variables. Do not adjust RESTRICT vars.
10536 (find_what_var_points_to): Nobody cares if something
10537 points to READONLY.
10539 2009-07-02 Ben Elliston <bje@au.ibm.com>
10541 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10542 pc_low and pc_high declarations to the top of the function.
10544 2009-07-01 DJ Delorie <dj@redhat.com>
10546 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10547 registers as fixed.
10548 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10549 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10550 unspecified accesses to control registers.
10551 * config/mep/intrinsics.md: Regenerate.
10552 * config/mep/intrinsics.h: Regenerate.
10553 * config/mep/mep-intrin.h: Regenerate.
10555 2009-07-01 Anthony Green <green@moxielogic.com>
10557 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10558 instruction when possible.
10559 (moxie_expand_prologue): Ditto. Also, save an instruction and
10560 some complexity by popping off of $r12 instead of $sp.
10561 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10564 2009-07-01 Richard Henderson <rth@redhat.com>
10567 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10568 contained no insns, reposition note before last insn.
10570 2009-07-01 Richard Henderson <rth@redhat.com>
10573 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10574 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10576 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10579 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10580 darwin9 for printing reg addresses with %y.
10582 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10584 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10585 truncation from operands in binary operations.
10587 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10590 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10591 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10592 subreg of op0 to the original op0.
10594 * expmed.c (store_bit_field_1): Use a temporary as the destination
10595 instead of a paradoxical subreg when we need to truncate the result.
10597 2009-07-01 DJ Delorie <dj@redhat.com>
10599 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10600 names to VLIW variants.
10601 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10602 * config/mep/intrinsics.md: Regenerate.
10603 * config/mep/intrinsics.h: Regenerate.
10604 * config/mep/mep-intrin.h: Regenerate.
10606 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10609 * jump.c (returnjump_p): Revert last patch.
10610 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10612 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10615 * pa.md (casesi32p): Use jump table label to determine the offset
10617 (casesi64p): Likewise.
10619 * pa.c (forward_branch_p): Return bool type. Use instruction
10620 addresses when available. Assert that INSN has a jump label.
10621 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10624 2009-07-01 Richard Guenther <rguenther@suse.de>
10626 PR tree-optimization/19831
10627 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10628 that only act as barriers do not make any previous stores necessary.
10629 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10630 HEAP variables global, do not add a constraint from nonlocal.
10631 (find_func_aliases): Handle escapes through return statements.
10632 (compute_points_to_sets): Make escaped HEAP variables global.
10634 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10637 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10638 after reducing a DImode cstore to SImode.
10640 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10642 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10643 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10645 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10647 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10648 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10650 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10651 and umod_optab if TARGET_BSD_DIVMOD.
10652 * config/vax/lib1funcs.asm: New file.
10653 * config/vax/t-linux: New file.
10654 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10656 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10659 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10660 to type arguments that have void type.
10663 * dwarf2out.c (gen_formal_parameter_die): Call
10664 equate_decl_number_to_die if node is different from origin.
10666 2009-06-30 Anthony Green <green@moxielogic.com>
10668 Clean up moxie port for --enable-build-with-cxx.
10669 * config/moxie/moxie.c (moxie_function_value): First two
10670 parameters are const_tree, not tree.
10671 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10672 (REG_CLASS_NAMES): Ditto.
10673 (REGNO_REG_CLASS): Ditto.
10674 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10675 (moxie_function_value): Fix constyness of arguments.
10677 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10679 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10680 finalize_size_functions before further processing.
10681 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10682 (variable_size): Call self_referential_size on size expressions
10683 that contain a PLACEHOLDER_EXPR.
10684 (size_functions): New static variable.
10685 (copy_self_referential_tree_r): New static function.
10686 (self_referential_size): Likewise.
10687 (finalize_size_functions): New global function.
10688 * tree.c: Include tree-inline.h.
10689 (push_without_duplicates): New static function.
10690 (find_placeholder_in_expr): New global function.
10691 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10693 <tcc_expression>: Likewise.
10694 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10695 the call in the expression.
10696 * tree.h (finalize_size_functions): Declare.
10697 (find_placeholder_in_expr): Likewise.
10698 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10699 (substitute_placeholder_in_expr): Update comment.
10700 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10702 (copy_tree_body_r): Likewise.
10703 (copy_tree_body): New static function.
10704 (maybe_inline_call_in_expr): New global function.
10705 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10706 (maybe_inline_call_in_expr): Declare.
10707 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10708 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10711 2009-06-30 Richard Guenther <rguenther@suse.de>
10713 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10715 (propagate_necessity): Do not mark reaching defs of stores
10718 2009-06-30 Jan Hubicka <jh@suse.cz>
10720 * cfgloopanal.c (check_irred): Move into ...
10721 (mark_irreducible_loops): ... here; return true if ireducible
10723 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10724 (analyze_function): Try to prove loop finiteness.
10725 * cfgloop.h (mark_irreducible_loops): Update prototype.
10726 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10728 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10730 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10732 2009-06-30 Ira Rosen <irar@il.ibm.com>
10734 PR tree-optimization/40542
10735 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10738 2009-06-30 Martin Jambor <mjambor@suse.cz>
10740 PR tree-optimization/40582
10741 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10742 than useless_type_conversion_p.
10743 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10746 2009-06-30 Martin Jambor <mjambor@suse.cz>
10748 PR middle-end/40554
10749 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10751 2009-06-30 Richard Guenther <rguenther@suse.de>
10753 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10754 use ao_ref references.
10755 (walk_aliased_vdefs): Likewise.
10756 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10757 * tree-ssa-dce.c (struct ref_data): Remove.
10758 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10759 (mark_aliased_reaching_defs_necessary): Adjust.
10760 (mark_all_reaching_defs_necessary_1): Likewise.
10762 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10765 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10766 (emit_store_flag_1): Extract from emit_store_flag, adjust
10767 calls to (what now is) emit_cstore.
10768 (emit_store_flag): Call emit_store_flag_1 and also use it
10769 for what used to be recursive calls.
10771 2009-06-30 Wei Guozhi <carrot@google.com>
10774 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10775 if the target bb post dominates from bb.
10776 * config/i386/i386.c (memory_address_length): Check existence of base
10777 register before using it.
10779 2009-06-30 Nick Clifton <nickc@redhat.com>
10780 DJ Delorie <dj@redhat.com>
10782 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10783 __FMOVD_ENABLED__ is defined.
10785 (TARGET_FMOVD): Provide a default definition.
10786 (MASK_FMOVD): Likewise.
10787 (TARGET_CPU_CPP_BUILTINS): Define
10788 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10789 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10790 two fmov instructions depending upon whether TARGET_FMOVD is
10792 (split for DF load from memory into register): Also handle
10793 MEMs which consist of REG+DISP addressing.
10794 (split for DF store from register to memory): Likewise.
10795 * config/sh/sh.opt (mfmovd): Remove this switch.
10796 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10797 * config/sh/sh.c (sh_override_options): Do not automatically
10798 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10799 that to the -mfmovd command line switch.
10801 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10803 (fldi_ok): Always allow.
10804 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10806 2009-06-29 DJ Delorie <dj@redhat.com>
10808 * doc/install.texi (mep-x-elf): Correct chip's full name.
10810 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10812 * doc/extend.texi: Fix typo.
10814 2009-06-29 Tom Tromey <tromey@redhat.com>
10816 * dwarf2.h: Remove.
10817 * Makefile.in (DWARF2_H): New variable.
10818 (except.o): Use it.
10819 (dwarf2out.o): Likewise.
10820 (dwarf2asm.o): Likewise.
10821 * config/i386/t-i386: Use DWARF2_H.
10822 * except.c: Include elf/dwarf2.h.
10823 * unwind-dw2.c: Include elf/dwarf2.h.
10824 * dwarf2out.c: Include elf/dwarf2.h.
10825 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10826 <dtprel>: New field.
10827 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10828 (size_of_loc_descr): Likewise.
10829 (output_loc_operands_raw): Likewise.
10830 (output_loc_operands): Handle new dtprel field.
10831 (loc_checksum): Update.
10832 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10833 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10834 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10835 * dwarf2asm.c: Include elf/dwarf2.h.
10836 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10837 * config/mmix/mmix.c: Include elf/dwarf2.h.
10838 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10839 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10840 * config/sh/sh.c: Include elf/dwarf2.h.
10841 * config/i386/i386.c: Include elf/dwarf2.h.
10843 2009-06-29 DJ Delorie <dj@redhat.com>
10845 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10847 * doc/extend.texi: Add MeP attributes and pragmas.
10848 * doc/invoke.text: Add MeP Options.
10849 * doc/contrib.texi: Add MeP contribution.
10850 * doc/md.texi: Add MeP constraints.
10851 * doc/install.texi: Add MeP target.
10853 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10855 * target.h (struct gcc_target): Add frame_pointer_required field.
10856 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10857 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10858 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10860 * reload1.c (update_eliminables): (Ditto.).
10861 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10862 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10863 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10865 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10867 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10868 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10869 (arm_frame_pointer_required): New function.
10871 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10872 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10873 (avr_frame_pointer_required_p): Declare as static.
10874 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10876 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10877 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10878 (bfin_frame_pointer_required): Make as static, change return type
10880 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10882 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10883 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10884 (cris_frame_pointer_required): New function.
10886 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10888 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10889 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10890 (fr30_frame_pointer_required): New function.
10892 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10893 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10894 (frv_frame_pointer_required): Make as static, change return type
10896 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10898 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10899 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10900 (ix86_frame_pointer_required): Make as static, change return type to
10902 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10904 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10905 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10907 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10909 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10911 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10913 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10914 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10915 (mips_frame_pointer_required): Make as static.
10916 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10918 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10919 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10920 (mmix_frame_pointer_required): Mew function.
10922 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10923 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10925 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10927 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10929 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10931 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10932 (CAN_ELIMINATE): Redefine.
10933 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10934 (sparc_frame_pointer_required): New function.
10935 (sparc_can_eliminate): New function.
10936 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10938 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10939 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10941 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10942 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10943 (xtensa_frame_pointer_required): Make as static, change return type
10945 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10948 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10950 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10951 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10952 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10953 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10954 (register_callback): Handle PLUGIN_START_UNIT.
10955 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10957 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10959 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10961 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10962 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10964 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10966 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10969 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10971 * doc/extend.texi (Additional Floating Types): __float128 is also
10972 supported on i386 targets.
10974 2009-06-29 Richard Guenther <rguenther@suse.de>
10976 PR middle-end/14187
10977 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10979 (pt_solutions_same_restrict_base): Declare.
10980 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10982 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10983 (make_constraint_from, make_copy_constraint): Move earlier.
10984 (make_constraint_from_heapvar): New function.
10985 (make_constraint_from_restrict): Likewise.
10986 (handle_lhs_call): Use it.
10987 (find_func_aliases): Use it to track conversions to restrict
10988 qualified pointers.
10989 (struct fieldoff): Add only_restrict_pointers flag.
10990 (push_fields_onto_fieldstack): Initialize it.
10991 (create_variable_info_for): Track global restrict qualified pointers.
10992 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10993 Track restrict qualified pointer arguments.
10994 (set_uids_in_ptset): Use varinfo is_global_var flag.
10995 (find_what_var_points_to): Set the vars_contains_restrict flag.
10996 Always create the points-to solution for sets including restrict tags.
10997 (pt_solutions_same_restrict_base): New function.
10998 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10999 qualified pointers use pt_solutions_same_restrict_base as
11000 additional source for disambiguation.
11002 2009-06-29 Richard Guenther <rguenther@suse.de>
11004 PR middle-end/38212
11005 * alias.c (find_base_decl): Remove.
11006 (get_deref_alias_set_1): Remove restrict handling.
11007 * c-common.c (c_apply_type_quals_to_decl): Do not set
11008 DECL_POINTER_ALIAS_SET.
11009 * gimplify.c (find_single_pointer_decl_1): Remove.
11010 (find_single_pointer_decl): Likewise.
11011 (internal_get_tmp_var): Remove restrict handling.
11012 (gimple_regimplify_operands): Likewise.
11013 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11014 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11015 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11016 * tree.c (restrict_base_for_decl): Remove.
11017 (init_ttree): Do not allocate it.
11018 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11019 LABEL_DECL_UID for label decls.
11020 (copy_node_stat): Do not copy restrict information.
11021 (decl_restrict_base_lookup): Remove.
11022 (decl_restrict_base_insert): Likewise.
11023 (print_restrict_base_statistics): Likewise.
11024 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11025 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11026 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11027 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11028 (LABEL_DECL_UID): Adjust.
11029 (DECL_BASED_ON_RESTRICT_P): Remove.
11030 (DECL_GET_RESTRICT_BASE): Likewise.
11031 (SET_DECL_RESTRICT_BASE): Likewise.
11032 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11034 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11035 instead of DECL_POINTER_ALIAS_SET.
11036 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11037 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11038 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11040 2009-06-29 Richard Guenther <rguenther@suse.de>
11042 PR tree-optimization/40579
11043 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11044 the IL to simplify has constants that overflowed.
11046 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11048 PR tree-optimization/40550
11049 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11050 vector_compute_type only when the size of vector_compute_type is
11051 less than the size of type.
11053 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11055 * fold-const.c (contains_label_1): Fix comments.
11056 (contains_label_p): Do not walk trees multiple time.
11058 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11060 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11061 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11062 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11063 ix86_fp_comparison_operator.
11064 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11065 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11066 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11067 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11068 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11069 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11070 (related splits): Change predicate to ix86_fp_comparison_operator.
11071 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11072 instead of ix86_fp_comparison_codes.
11073 (ix86_trivial_fp_comparison_operator,
11074 ix86_fp_comparison_operator): New.
11075 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11076 (ix86_expand_compare): Eliminate last two parameters.
11077 (ix86_fp_jump_nontrivial_p): Kill.
11078 * config/i386/i386.c (put_condition_code): Eliminate call to
11079 ix86_fp_comparison_codes and subsequent assertion.
11080 (ix86_fp_comparison_codes): Eliminate.
11081 (ix86_fp_swap_condition): New.
11082 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11083 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11084 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11085 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11086 and ix86_fp_swap_condition.
11087 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11088 Use ix86_fp_comparison_strategy.
11089 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11090 (ix86_fp_jump_nontrivial_p): Eliminate.
11091 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11092 call to ix86_expand_compare.
11093 (ix86_split_fp_branch, ix86_expand_setcc,
11094 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11095 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11097 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11099 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11100 related to jump_clobbers.
11101 * config/arm/arm.md (conds): Remove jump_clob case.
11102 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11103 splits): Change comparison_operator to arm_comparison_operator.
11104 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11107 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11109 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11110 condition for floating point modes.
11111 * expmed.c (emit_store_flag_1): Move here a bigger part
11112 of emit_store_flag.
11113 (emit_store_flag): Try swapping the condition for floating point
11115 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11117 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11119 * expr.c (expand_expr_real_1): Just use do_store_flag.
11120 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11121 emit_store_flag_force.
11122 * expmed.c (emit_store_flag_force): Copy here trick
11123 previously in expand_expr_real_1. Try reversing the comparison.
11124 (emit_store_flag_1): Work if target is NULL.
11125 (emit_store_flag): Work if target is NULL, using the result mode
11126 from the comparison. Use split_comparison, restructure final part
11127 to simplify conditionals.
11129 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11131 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11132 * dojump.c (do_jump): Change handling of floating-point
11133 ops to use just do_compare_and_jump.
11134 (split_comparison): New.
11135 (do_compare_rtx_and_jump): Add here logic coming previously
11136 in do_jump, using split_comparison.
11138 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11141 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11143 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11145 * tree-ssa-alias.c: Fix unintentional commit.
11147 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11149 * passes.c (execute_one_pass): Fix unintentional commit.
11151 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11153 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11154 (df_rd_local_compute, df_md_local_compute): Inline them.
11156 (df_md_scratch): New.
11157 (df_md_alloc, df_md_free): Allocate/free it.
11158 (df_md_local_compute): Only include live registers in init.
11159 (df_md_transfer_function): Prune the in-set computed by
11160 the confluence function, and the gen-set too.
11162 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11164 PR rtl-optimization/26854
11165 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11166 * df-problems.c (df_rd_add_problem): Fix comment.
11167 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11168 df_md_simulate_artificial_defs_at_top,
11169 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11170 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11171 df_md_transfer_function, df_md_init, df_md_confluence_0,
11172 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11173 problem_MD, df_md_add_problem): New.
11174 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11175 df_md_get_bb_info): New.
11176 (DF_LAST_PROBLEM_PLUS1): Adjust.
11178 * Makefile.in (fwprop.o): Include domwalk.h.
11179 * fwprop.c: Include domwalk.h.
11180 (reg_defs, reg_defs_stack): New.
11181 (bitmap_only_bit_between): Remove.
11182 (process_defs): New.
11183 (process_uses): Use reg_defs and local_md instead of
11184 bitmap_only_bit_between and local_rd.
11185 (single_def_use_enter_block): New, from build_single_def_use_links.
11186 (single_def_use_leave_block): New.
11187 (build_single_def_use_links): Remove code moved to
11188 single_def_use_enter_block, invoke domwalk.
11189 (use_killed_between): Adjust comment.
11191 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11193 * bitmap.h (bitmap_ior_and_into): New.
11194 * bitmap.c (bitmap_ior_and_into): New.
11196 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11198 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11199 before_dom_children_before_stmts and after_dom_children_after_stmts.
11200 Rename the two remaining callbacks to just before_dom_children and
11201 after_dom_children. Remove other GIMPLE statement walking bits.
11202 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11203 * graphite.c: Do not include domwalk.h.
11204 * tree-into-ssa.c (interesting_blocks): New global.
11205 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11206 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11207 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11208 now that they're not domwalk callbacks.
11209 (rewrite_initialize_block): Rename to...
11210 (rewrite_enter_block): ... this, place after called functions. Test
11211 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11212 (rewrite_finalize_block): Rename to...
11213 (rewrite_leave_block): ... this, place after called functions.
11214 (rewrite_update_init_block): Rename to...
11215 (rewrite_update_enter_block): ... this, place after called functions.
11216 Test interesting_blocks, call rewrite_update_stmt and
11217 rewrite_update_phi_arguments.
11218 (rewrite_update_fini_block): Rename to...
11219 (rewrite_leave_block): ... this, place after called functions.
11220 (rewrite_blocks): Remove last argument, simplify initialization of
11222 (mark_def_sites_initialize_block): Rename to...
11223 (mark_def_sites_block): ... this, call mark_def_sites.
11224 (mark_def_sites_blocks): Remove argument, simplify initialization of
11226 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11227 (update_ssa): Likewise.
11228 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11230 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11231 (dom_opt_initialize_block): Rename to...
11232 (dom_opt_enter_block): ... this, place after called functions. Walk
11233 statements here, inline propagate_to_outgoing_edges.
11234 (dom_opt_finalize_block): Rename to...
11235 (dom_opt_leave_block): ... this, place after called functions.
11236 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11238 (dse_enter_block, dse_record_phi): New.
11239 (dse_record_phis): Delete.
11240 (dse_finalize_block): Rename to...
11241 (dse_leave_block): ... this.
11242 (tree_ssa_dse): Simplify initialization of walk_data.
11243 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11244 Adjust initialization of walk_data.
11245 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11246 * tree-ssa-loop-phiopt.c (get_non_trapping):
11247 Adjust initialization of walk_data.
11248 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11249 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11250 it's not a domwalk callback.
11251 (uncprop_initialize_block): Rename to...
11252 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11253 (dse_finalize_block): Rename to...
11254 (dse_leave_block): ... this.
11255 (tree_ssa_uncprop): Simplify initialization of walk_data.
11256 * Makefile.in: Adjust dependencies.
11258 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11260 * arm.md (casesi): Fix test for Thumb1.
11261 (thumb1_casesi_internal_pic): Likewise.
11262 (thumb1_casesi_dispatch): Likewise.
11264 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11266 * config/arm/arm-cores.def: Added core cortex-m0.
11267 * config/arm/arm-tune.md: Regenerated.
11268 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11270 2009-06-26 DJ Delorie <dj@redhat.com>
11272 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11274 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11275 the scheduler doesn't tag jump insns.
11277 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11279 * c-decl.c (merge_decls): Re-indent.
11281 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11284 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11285 Special-case decimal float constants.
11287 2009-06-26 Richard Henderson <rth@redhat.com>
11289 * function.h (struct function): Add cannot_be_copied_reason,
11290 and cannot_be_copied_set.
11291 * tree-inline.c (has_label_address_in_static_1): Rename from
11292 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11293 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11294 don't set inline_forbidden_reason.
11295 (copy_forbidden): New function, split out of inline_forbidden_p.
11296 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11297 (inline_forbidden_p): Use copy_forbidden.
11298 (tree_versionable_function_p): Likewise.
11299 (inlinable_function_p): Merge into tree_inlinable_function_p.
11300 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11301 * ipa-cp.c (ipcp_versionable_function_p): New function.
11302 (ipcp_cloning_candidate_p): Use it.
11303 (ipcp_node_modifiable_p): Likewise.
11305 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11307 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11308 that is marked not to be inlined. Remove flag_mudflap use.
11309 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11310 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11312 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11315 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11316 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11318 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11320 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11322 (__mingwthr_remove_key_dtor): Likewise.
11324 2009-06-26 Richard Guenther <rguenther@suse.de>
11326 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11328 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11330 PR middle-end/40525
11331 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11332 try the non-cond_exec path also.
11334 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11337 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11338 (output_cbranch): Use new functions.
11339 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11342 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11343 Pat Haugen <pthaugen@us.ibm.com>
11344 Revital Eres <ERES@il.ibm.com>
11346 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11347 for %c error. Add %x support to print VSX registers as a unified
11348 register set, instead of separate float and altivec registers.
11349 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11350 %y case, and add support for VSX pre-modify addresses.
11351 (output_toc): Add assert for CONST containing an integer constant
11353 (rs6000_adjust_cost): Add POWER7 support.
11354 (insn_must_be_first_in_group): Ditto.
11355 (insn_must_be_last_in_group): Ditto.
11356 (rs6000_emit_popcount): Ditto.
11357 (rs6000_vector_mode_supported_p): Ditto.
11359 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11360 Change some of the functions called by macros to being called
11361 through a pointer, so debug functions can be inserted if
11362 -mdebug=addr or -mdebug=cost.
11363 (rs6000_preferred_reload_class_ptr): Ditto.
11364 (rs6000_secondary_reload_class_ptr): Ditto.
11365 (rs6000_secondary_memory_needed_ptr): Ditto.
11366 (rs6000_cannot_change_mode_class_ptr): Ditto.
11367 (rs6000_secondary_reload_inner): Ditto.
11368 (rs6000_legitimize_reload_address): Ditto.
11369 (rs6000_legitimize_reload_address_ptr): Ditto.
11370 (rs6000_mode_dependent_address): Ditto.
11371 (rs6000_mode_dependent_address_ptr): Ditto.
11373 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11374 function to return true if the mode allows reg + integer
11376 (virtual_stack_registers_memory_p): New function to return true if
11377 the address refers to a virtual stack register.
11378 (rs6000_legitimate_offset_address_p): Move code to say whether a
11379 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11381 (rs6000_legitimate_address_p): Add checks for modes that only can
11382 do reg+reg addressing. Start adding VSX support.
11383 (rs6000_legitimize_reload_address): Ditto.
11384 (rs6000_legitimize_address): Ditto.
11385 (rs6000_debug_legitimate_address_p): New debug functions for
11386 -mdebug=addr and -mdebug=cost.
11387 (rs6000_debug_rtx_costs): Ditto.
11388 (rs6000_debug_address_costs): Ditto.
11389 (rs6000_debug_adjust_cost): Ditto.
11390 (rs6000_debug_legitimize_address): Ditto.
11391 (rs6000_legitimize_reload_address_ptr): Point to call normal
11392 function or debug function. Make functions called via pointer
11394 (rs6000_mode_dependent_address_ptr): Ditto.
11395 (rs6000_secondary_reload_class_ptr): Ditto.
11396 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11397 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11398 into a friendlier error.
11399 (rs6000_init_builtins): Add initial VSX support.
11400 (rs6000_adjust_cost): Fix some spacing issues.
11402 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11403 (REG_CLASS_NAMES): Ditto.
11404 (REG_CLASS_CONTENTS): Ditto.
11405 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11406 pointer, to add -mdebug=addr support.
11407 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11408 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11409 -mdebug=addr support.
11410 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11411 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11412 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11414 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11416 (bswapsi*): Set attribute types for load/store. Add combiner
11417 patterns to eliminate zero extend on 64-bit.
11418 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11419 stdbrx if the hardware supports those instructions.
11421 2009-06-25 Ian Lance Taylor <iant@google.com>
11423 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11424 (Link Options): Document -static-libstdc++.
11426 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11429 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11430 DATA_ALIGNMENT instead.
11432 2009-06-25 Richard Guenther <rguenther@suse.de>
11434 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11435 indirect references against the callused/escaped solutions.
11436 (call_may_clobber_ref_p_1): Likewise.
11438 2009-06-25 Martin Jambor <mjambor@suse.cz>
11440 PR tree-optimization/40493
11441 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11442 (enum unscalarized_data_handling): New type.
11443 (handle_unscalarized_data_in_subtree): Return what has been done.
11444 (load_assign_lhs_subreplacements): Handle left flushes differently.
11445 (sra_modify_assign): Use unscalarized_data_handling, simplified
11446 condition determining whether to remove the statement.
11448 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11450 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11451 excerpt - @ should be doubled for texinfo.
11453 2009-06-24 Ian Lance Taylor <iant@google.com>
11455 * config/arc/arc.c: Include "df.h".
11456 (arc_attribute_table): Make static. Move higher in file.
11457 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11458 (output_shift): Initialize n later to avoid warning.
11459 * config/arm/arm.c (arm_attribute_table): Make static. Move
11461 * config/avr/avr.c (avr_attribute_table): Make static. Move
11463 (reg_class_tab): Change array type from int to enum reg_class.
11464 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11466 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11467 (lshrhi3_out): Likewise.
11468 (class_likely_spilled_p): Change return type to bool.
11469 (avr_rtx_costs): Use local code variable with enum type.
11470 * config/avr/avr.md (movmemhi): Use add_reg_note.
11471 (andhi3, andsi3): Don't use AS2 with "and".
11472 (iorhi3, iorsi3): Don't use AS2 with "or".
11473 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11474 * config/crx/crx.c: Include "df.h".
11475 (crx_attribute_table): Make static.
11476 * config/m32r/m32r.c: Include "df.h".
11477 (m32r_attribute_table): Make static. Move higher in file.
11478 (pop): Use add_reg_note.
11479 (block_move_call): Change 0 to LCT_NORMAL in function call.
11480 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11481 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11482 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11483 declare, not just when TREE_CODE is defined.
11484 * config/m68hc11/m68hc11.c: Include "expr.h".
11485 (m68hc11_attribute_table): Make static. Move higher in file.
11486 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11488 (m68hc11_register_indirect_p): Likewise.
11489 (m68hc11_function_arg_padding): Change return type to enum
11491 (emit_move_after_reload): Use add_reg_note.
11492 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11493 (m68hc11_split_logical): Likewise.
11494 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11496 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11497 to VOIDmode in function call.
11498 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11500 (m68hc11_split_logical): Update declaration.
11501 (m68hc11_function_arg_padding): Update declaration.
11502 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11503 to array of enum reg_class.
11504 (mcore_attribute_table): Make static. Move higher in file.
11505 (mcore_rtx_costs): Add cast to enum type.
11506 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11507 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11508 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11510 * config/sh/predicates.md (trapping_target_operand): Rename and to
11512 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11514 * config/spu/spu.c (spu_attribute_table): Make static. Move
11516 * config/v850/v850.c (v850_attribute_table): Make static. Move
11518 (v850_rtx_costs): Use local code with enum type.
11519 (expand_epilogue): Add cast.
11520 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11522 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11525 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11526 -m2a-single-only and -m2a-nofpu.
11527 * config/sh/sh.opt: Document m2a generates FPU code.
11529 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11531 * defaults.h (CAN_ELIMINATE): Provide default.
11532 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11533 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11534 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11535 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11536 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11537 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11538 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11539 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11540 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11541 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11543 2009-06-24 DJ Delorie <dj@redhat.com>
11545 * mep-ext-cop.cpu: Fix copyright notice.
11546 * mep-default: Fix copyright notice.
11547 * mep-core: Fix copyright notice.
11548 * mep: Fix copyright notice.
11549 * mep-ivc2: Fix copyright notice.
11550 * mep-c5: Fix copyright notice.
11552 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11554 * doc/contrib.texi (Contributors):
11556 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11558 PR middle-end/40501
11559 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11560 src and dst operands if necessary.
11562 2009-06-23 DJ Delorie <dj@redhat.com>
11565 * config.gcc: Add mep support.
11566 * recog.c: Resurrect validate_replace_rtx_subexp().
11567 * recog.h: Likewise.
11568 * config/mep/: Add new port:
11569 * config/mep/constraints.md: New file.
11570 * config/mep/default.h: New file.
11571 * config/mep/intrinsics.h: New file.
11572 * config/mep/intrinsics.md: New file.
11573 * config/mep/ivc2-template.h: New file.
11574 * config/mep/mep-c5.cpu: New file.
11575 * config/mep/mep-core.cpu: New file.
11576 * config/mep/mep-default.cpu: New file.
11577 * config/mep/mep-ext-cop.cpu: New file.
11578 * config/mep/mep-intrin.h: New file.
11579 * config/mep/mep-ivc2.cpu: New file.
11580 * config/mep/mep-lib1.asm: New file.
11581 * config/mep/mep-lib2.c: New file.
11582 * config/mep/mep-pragma.c: New file.
11583 * config/mep/mep-protos.h: New file.
11584 * config/mep/mep-tramp.c: New file.
11585 * config/mep/mep.c: New file.
11586 * config/mep/mep.cpu: New file.
11587 * config/mep/mep.h: New file.
11588 * config/mep/mep.md: New file.
11589 * config/mep/mep.opt: New file.
11590 * config/mep/predicates.md: New file.
11591 * config/mep/t-mep: New file.
11593 2009-06-23 Ian Lance Taylor <iant@google.com>
11595 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11596 from loose_warn into c_loose_warn and from strict_warn into
11597 c_strict_warn. Set and substitute warn_cxxflags. Check for
11598 --enable-build-with-cxx. Set and substitute
11599 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11600 * Makefile.in (CXXFLAGS): New variable.
11601 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11602 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11603 the default is the same as $(STRICT_WARN).
11604 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11605 (CXX): New variable.
11606 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11607 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11608 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11609 (HOST_LIBS): New variable.
11610 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11611 (ALL_CXXFLAGS): New variable.
11612 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11613 * doc/install.texi (Configuration): Document
11614 --enable-build-with-cxx, --with-stage1-ldflags,
11615 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11616 * configure: Rebuild.
11618 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11620 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11621 from previous commit.
11623 2009-06-23 Ian Lance Taylor <iant@google.com>
11625 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11627 2009-06-23 Ian Lance Taylor <iant@google.com>
11629 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11630 with ATTRIBUTE_UNUSED.
11632 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11633 Pat Haugen <pthaugen@us.ibm.com>
11634 Revital Eres <eres@il.ibm.com>
11636 * config.in (HAVE_AS_POPCNTD): Add default definition.
11637 (HAVE_AS_LWSYNC): Ditto.
11639 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11641 (gcc_cv_as_powerpc_cmpb): Ditto.
11642 (gcc_cv_as_powerpc_dfp): Ditto.
11643 (gcc_cv_as_powerpc_vsx): Ditto.
11644 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11645 supporting the popcntd/lwsync instructions.
11646 (gcc_cv_as_powerpc_lwsync): Ditto.
11647 * configure: Regenerate.
11649 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11650 -mcpu=native and -mcpu=power7.
11651 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11653 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11654 a variable instead of a mask to reduce the number of mask bits.
11655 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11656 (-mbit-word): Ditto.
11657 (-mregnames): Ditto.
11658 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11659 (-mfused-madd): Ditto.
11661 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11663 (-mvsx): New switch for VSX instructions.
11664 (-misel): Move from a variable to a mask to allow it to be set by
11667 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11668 function declaration to an array declaration.
11669 (rs6000_hard_regno_nregs): New external array declaration.
11671 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11672 files included by rs6000.md.
11674 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11675 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11677 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11679 (rs6000_debug_reg): New -mdebug= variables.
11680 (rs6000_debug_addr): Ditto.
11681 (rs6000_debug_cost): Ditto.
11682 (rs6000_pmode): New variable to hold Pmode.
11683 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11684 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11685 calculated at compiler start.
11686 (rs6000_hard_regno_nregs): Change function to an array which holds
11687 HARD_REGNO_NREGS calculated at compiler start.
11688 (rs6000_explicit_options): Delete isel field.
11689 (rs6000_vector_unit): New array to hold which vector unit
11690 supports arithmetic options for a given type.
11691 (rs6000_vector_mem): New array to hold which vector unit supports
11692 memory reference operations for a given type.
11693 (rs6000_vector_align): New array to given the alignment of each
11695 (power7_cost): New basic costs for power7.
11696 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11697 (rs6000_hard_regno_nregs_internal): New function, moved from
11698 HARD_REGNO_NREGS, to calculate the number of registers each hard
11699 register takes for each type.
11700 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11701 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11702 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11703 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11704 unit information here so it is calculated once at compiler startup
11706 (rs6000_override_options): Make -misel a target mask. Add more
11707 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11708 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11710 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11711 (rs6000_handle_option): Move -misel from variable to target mask.
11712 (rs6000_builtin_mask_for_load): Add VSX support.
11713 (rs6000_conditional_register_usage): Ditto.
11714 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11715 (function_arg_boundary): Ditto.
11716 (rs6000_expand_builtin): Ditto.
11717 (def_builtin): Make abort message a little friendlier.
11718 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11720 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11721 assembler support the popcntd instruction instead of a vsx
11722 instruction to enable power7 support.
11723 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11724 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11725 option to the assembler if -mcpu=native.
11726 (ASM_CPU_NATIVE_SPEC): Ditto.
11727 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11729 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11730 the lwsync instruction.
11731 (enum processor_type): Add PROCESSOR_POWER7.
11732 (rs6000_debug_reg): New -mdebug= options.
11733 (rs6000_debug_addr): Ditto.
11734 (rs6000_debug_cost): Ditto.
11735 (rs6000_isel): Delete.
11736 (enum rs6000_vector): New enum to say what vector unit we have.
11737 (VECTOR_UNIT_*): New macros to say which vector unit has
11738 arithmetic operations for a given type.
11739 (VECTOR_MEM_*): New macros to say which vector unit has memory
11740 operations for a given type.
11741 (TARGET_LDBRX): Whether the machine supports the ldbrx
11743 (TARGET_ISEL): Delete, -misel moved to be a mask.
11744 (TARGET_ISEL64): New macro for 64-bit isel support.
11745 (UNITS_PER_VSX_WORD): New macro.
11746 (POINTER_SIZE): Move to be an external variable, rather than
11747 calculating whether we are generating 32 ot 64-bit code.
11749 (STACK_BOUNDARY): Add VSX support.
11750 (LOCAL_ALIGNMENT): Ditto.
11751 (SLOW_UNALIGNED_ACCESS): Ditto.
11752 (VSX_REGNO_P): New macro for VSX support.
11753 (VFLOAT_REGNO_P): Ditto.
11754 (VINT_REGNO_P): Ditto.
11755 (VLOGICAL_REGNO_P): Ditto.
11756 (VSX_VECTOR_MODE): Ditto.
11757 (VSX_SCALAR_MODE): Ditto.
11759 (VSX_MOVE_MODE): Ditto.
11760 (VSX_REG_CLASS_P): Ditto.
11761 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11763 (UNITS_PER_SIMD_WORD): Add VSX support.
11764 (MODES_TIEABLE_P): Ditto.
11765 (STARTING_FRAME_OFFSET): Ditto.
11766 (STACK_DYNAMIC_OFFSET): Ditto.
11767 (EPILOGUE_USES): Ditto.
11768 (REGNO_REG_CLASS): Move to array lookup.
11769 (CLASS_MAX_NREGS): Ditto.
11770 (rs6000_vector_reg_class): Add declaration.
11771 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11772 overlap with the floating point and Altivec registers.
11774 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11776 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11777 give the appropriate asm switches if -mcpu=native.
11778 (host_detect_local_cpu): Add support for "asm".
11779 (host_detect_local_cpu): Follow GNU code guidelines for name.
11781 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11782 -mbit-word to a variable instead of being a target mask.
11784 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11785 emit the lwsync instruction instead of emitting the instruction as
11786 an integer constant.
11788 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11789 fixuns_trundfsi2, move expander into rs6000.md.
11791 * config/rs6000/rs6000.md (cpu): Add power7.
11792 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11793 (logical predicate patterns): Change the single instruction
11794 primitives that set CR0 to be fast_compare instead of compare.
11796 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11797 (popcntddi2): Ditto.
11798 (popcount<mode>): Ditto.
11799 (floating multiply/add insns): Name the floating point
11800 multiply/add insns.
11801 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11802 (isel_unsigned_<mode>): Ditto.
11803 (fixuns_trundfsi2): Move expander here from spe.md.
11804 (smindi3): Define if we have -misel on 64-bit systems.
11809 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11811 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11813 * config/avr/avr.c (avr_current_device): New variable.
11814 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11815 (avr_arch, mcu_type_s): Move to avr.h.
11816 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11817 default_data_section_start fields.
11818 (avr_arch): Moved from avr.c.
11819 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11820 library_name fields.
11821 (avr_current_device, avr_mcu_types, avr_arch_types,
11822 avr_device_to_arch, avr_device_to_data_start,
11823 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11824 (EXTRA_SPEC_FUNCTIONS): Define.
11825 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11826 options mapping. Use device_to_arch and device_to_data_start insted.
11827 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11828 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11829 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11830 * config/avr/driver-avr.c: New file.
11831 * config/avr/avr-devices.c: New file.
11833 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11835 * var-tracking.c (unshare_variable): Force initialized to
11836 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11837 (set_variable_part): Likewise.
11838 (struct variable_union_info): Remove pos_src field.
11839 (vui_vec, vui_allocated): New variables.
11840 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11841 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11842 == 1 use a simpler sorting algorithm. Compute pos field right
11843 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11844 Avoid quadratic comparison if !flag_var_tracking_uninit.
11845 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11846 unshare_variable unconditionally.
11847 (dataflow_set_different_2): Removed.
11848 (dataflow_set_different): Don't traverse second hash table.
11849 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11850 unconditionally to var_reg_set or var_mem_set.
11851 (emit_notes_in_bb): Likewise.
11852 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11854 (emit_note_insn_var_location): Don't set initialized to
11855 VAR_INIT_STATUS_INITIALIZED early.
11856 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11858 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11860 * tree-object-size.c (addr_object_size): Instead of checking
11861 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11862 are no FIELD_DECLs following it.
11864 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11866 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11867 order to match bswaps with signed source operands.
11869 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11871 * sdbout.c (sdbout_one_type): Fix braces in switch.
11873 2009-06-23 Richard Guenther <rguenther@suse.de>
11875 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11877 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11878 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11879 var_callused, callused_tree, var_storedanything, storedanything_tree,
11880 var_integer, integer_tree): Remove global variables.
11881 (new_var_info): Do not pass new id, append the new var to the
11882 global variable vector.
11883 (do_ds_constraint): Use is_global_var member of the variable-info.
11884 (new_scalar_tmp_constraint_exp): Adjust.
11885 (create_function_info_for): Likewise.
11886 (create_variable_info_for): Likewise.
11887 (find_what_var_points_to): Remove dead code.
11888 (init_base_vars): Simplify.
11889 (compute_points_to_sets): Adjust.
11891 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11893 * combine.c (try_combine): Dump information about the insns we're
11896 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11898 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11899 check when calling force_to_mode on TRUNCATE's operand.
11901 2009-06-22 Ian Lance Taylor <iant@google.com>
11903 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11905 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11907 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11909 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11911 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11912 override library linkage flags such as -static-libgcc or
11915 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11917 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11919 2009-06-22 Ian Lance Taylor <iant@google.com>
11921 * config/linux.opt: Put mglibc ahead of muclibc.
11923 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11924 for duplicate decls.
11926 2009-06-22 Matthias Klose <doko@ubuntu.com>
11928 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11930 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11933 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11934 instead of NULL if a parser error occurs.
11936 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11938 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11939 non-DWARF2_DEBUGGING_INFO version.
11941 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11943 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11944 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11946 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11947 (LIBGCC2_TF_CEXT): Define.
11950 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11953 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11955 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11957 * config/arm/arm.c (arm_override_options): Disable
11958 -mcaller-super-interworking and -mcallee-super-interworking.
11959 * doc/invoke.texi (ARM Options): Document this.
11961 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11963 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11964 * config/arm/constraints.md (j): New constraint for movw operands.
11965 (N): Remove thumb2 meaning.
11966 * config/arm/arm.md (*arm_movw): Delete.
11967 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11968 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11969 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11971 2009-06-22 Martin Jambor <mjambor@suse.cz>
11973 PR tree-optimization/40492
11974 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11975 build_ref_for_offset.
11977 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11979 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11980 JUMP_TABLE_DATA_P predicates where applicable.
11981 * auto-inc-dec.c: Ditto.
11982 * builtins.c: Ditto.
11983 * caller-save.c: Ditto.
11985 * cfgcleanup.c: Ditto.
11986 * cfglayout.c: Ditto.
11988 * combine.c: Ditto.
11989 * combine-stack-adj.c: Ditto.
11993 * df-scan.c: Ditto.
11995 * dwarf2asm.c: Ditto.
11996 * dwarf2out.c: Ditto.
11997 * emit-rtl.c: Ditto.
12003 * function.c: Ditto.
12006 * genpreds.c: Ditto.
12007 * genrecog.c: Ditto.
12009 * ira-costs.c: Ditto.
12010 * ira-lives.c: Ditto.
12012 * loop-iv.c: Ditto.
12013 * lower-subreg.c: Ditto.
12014 * modulo-sched.c: Ditto.
12016 * postreload.c: Ditto.
12017 * print-rtl.c: Ditto.
12019 * reginfo.c: Ditto.
12020 * regmove.c: Ditto.
12021 * reload1.c: Ditto.
12024 * rtlanal.c: Ditto.
12026 * sched-vis.c: Ditto.
12028 * sel-sched-ir.c: Ditto.
12029 * simplify-rtx.c: Ditto.
12030 * targhooks.c: Ditto.
12031 * var-tracking.c: Ditto.
12032 * vmsdbgout.c: Ditto.
12034 2009-06-22 Matthias Klose <doko@ubuntu.com>
12036 * Makefile.in (install-plugin): Always use DESTDIR.
12038 2009-06-22 Olivier Hainque <hainque@adacore.com>
12040 * config/pa/pa.c (output_call): Don't optimize post call jumps
12041 into return address adjustments if the call may throw.
12043 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12045 * arm.c (thumb1_output_casesi): New function.
12046 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12047 optimizing for size or PIC.
12048 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12049 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12050 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12051 (thumb1_casesi_internal_pic): New expand rule.
12052 (thumb1_casesi_dispatch): New pattern.
12053 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12055 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12056 in the text seciton when PIC or optimizing for size.
12057 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12058 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12059 preservation properties of code.
12060 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12061 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12062 (__gnu_thumb1_case_si): New function.
12063 * t-arm (LIB1ASMSRC): Define here.
12064 (LIB1ASMFUNCS): Add some common functions.
12065 * t-arm-elf (LIB1ASMSRC): Delete.
12066 (LIB1ASMFUNCS): Append to existing set.
12067 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12068 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12069 * t-symbian (LIB1ASMFUNCS): Likewise.
12070 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12071 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12073 2009-06-21 Richard Guenther <rguenther@suse.de>
12075 PR tree-optimization/38729
12076 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12077 to loops with a single exit if -fno-expensive-optimizations.
12079 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12081 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12082 (dataflow_set): Change vars type from htab_t to shared_hash.
12083 (shared_hash_pool, empty_shared_hash): New variables.
12084 (vars_clear): Removed.
12085 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12086 shared_hash_find_slot_unshare, shared_hash_find_slot,
12087 shared_hash_find_slot_noinsert, shared_hash_find): New
12089 (shared_hash_unshare, shared_hash_destroy): New functions.
12090 (unshare_variable): Unshare set->vars if shared, use
12092 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12093 (get_init_value, find_src_set_src, dump_dataflow_set,
12094 clobber_variable_part, emit_notes_for_differences): Use
12096 (dataflow_set_init): Remove second argument, set vars to
12097 empty_shared_hash instead of creating a new htab.
12098 (dataflow_set_clear): Call shared_hash_destroy and set vars
12099 to empty_shared_hash instead of calling vars_clear.
12100 (dataflow_set_copy): Don't call vars_copy, instead just share
12101 the src htab with dst.
12102 (variable_union): Use shared_hash_*, use initially NO_INSERT
12103 lookup if set->vars is shared. Don't keep slot cleared before
12104 calling unshare_variable. Unshare set->vars if needed.
12105 Even ->refcount == 1 vars must be unshared if set->vars is shared
12106 and var needs to be modified.
12107 (variable_canonicalize): New function.
12108 (dataflow_set_union): If dst->vars is empty, just share src->vars
12109 with dst->vars and traverse with variable_canonicalize to canonicalize
12110 and unshare what is needed.
12111 (dataflow_set_different): If old_set and new_set use the same shared
12112 htab, they aren't different. If number of htab elements is different,
12113 htabs are different. Use shared_hash_*.
12114 (dataflow_set_destroy): Call shared_hash_destroy instead of
12116 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12117 second argument to dataflow_set_init.
12118 (vt_initialize): Likewise. Initialize shared_hash_pool and
12119 empty_shared_hash, move bb in/out initialization afterwards.
12120 Use variable_htab_free instead of NULL as changed_variables del hook.
12121 (variable_was_changed): Change type of second argument to pointer to
12122 dataflow_set. When inserting var into changed_variables, bump
12123 refcount. Unshare set->vars if set is shared htab and slot needs to
12125 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12126 lookup if set->vars is shared. Unshare set->vars if needed.
12127 Even ->refcount == 1 vars must be unshared if set->vars is shared
12128 and var needs to be modified. Adjust variable_was_changed caller.
12129 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12130 vars must be unshared if set->vars is shared and var needs to be
12131 modified. Adjust variable_was_changed caller.
12132 (emit_note_insn_var_location): Don't pool_free var.
12133 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12135 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12136 free_alloc_pool on shared_hash_pool.
12138 2009-06-20 Anthony Green <green@moxielogic.com>
12140 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12141 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12143 2009-06-20 Richard Guenther <rguenther@suse.de>
12145 * tree-ssa-structalias.c (find_func_aliases): For memset use
12146 a constraint from NULL if we memset to zero.
12147 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12148 we explicitly handle that do not read from memory.
12149 (call_may_clobber_ref_p_1): Properly handle builtins that may
12152 2009-06-20 Richard Guenther <rguenther@suse.de>
12154 PR tree-optimization/40495
12155 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12156 (new_scalar_tmp_constraint_exp): New function.
12157 (process_constraint): Do not create temporary decls.
12158 (process_all_all_constraints): Likewise.
12159 (handle_const_call): Likewise.
12160 (create_function_info_for): Do not set decl.
12162 2009-06-19 Ian Lance Taylor <iant@google.com>
12164 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12165 (rs6000_attribute_table): Make static; move before use.
12167 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12169 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12170 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12171 Propagate the TREE_READONLY flag without overwriting it.
12172 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12173 Propagate the TREE_READONLY flag onto the result.
12174 (process_call_operands): Move around. Use correct constant value.
12176 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12179 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12180 * config/arm/arm.md: Likewise.
12182 2009-06-19 Ian Lance Taylor <iant@google.com>
12184 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12185 to GIMPLE_ERROR_MARK.
12187 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12188 op2_original_type parameters. Warn about using different enum types.
12189 * c-parser.c (c_parser_conditional_expression): Pass original
12190 types to build_conditional_expr.
12191 * c-tree.h (build_conditional_expr): Update declaration.
12193 2009-06-19 Ian Lance Taylor <iant@google.com>
12195 * config/i386/i386.c (ix86_function_specific_save): Test that
12196 fields match values, rather than testing the values are in a
12199 2009-06-19 Richard Guenther <rguenther@suse.de>
12201 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12202 ADDR_EXPR pointers.
12203 (ptr_derefs_may_alias_p): Likewise.
12204 (ptr_deref_may_alias_ref_p_1): New function.
12205 (ptr_deref_may_alias_ref_p): Likewise.
12206 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12207 covered by looking at the ESCAPED solution.
12208 (call_may_clobber_ref_p_1): Likewise.
12209 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12210 Handle NULL_TREE offset. Do not produce redundant constraints.
12211 (process_all_all_constraints): New helper function.
12212 (do_structure_copy): Use it.
12213 (handle_lhs_call): Likewise.
12214 (find_func_aliases): Handle some builtins with pointer arguments
12215 and/or return values explicitly.
12217 2009-06-19 Ian Lance Taylor <iant@google.com>
12219 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12221 2009-06-19 Ian Lance Taylor <iant@google.com>
12223 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12225 2009-06-19 Ian Lance Taylor <iant@google.com>
12227 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12228 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12231 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12232 uninitialized const.
12234 2009-06-19 Ian Lance Taylor <iant@google.com>
12236 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12239 * c-decl.c (in_struct, struct_types): Remove.
12240 (struct c_binding): Add in_struct field.
12241 (c_binding_ptr): Define type, along with VEC.
12242 (struct c_struct_parse_info): Define.
12243 (struct_parse_info): New static variable.
12244 (bind): Initialize in_struct field.
12245 (start_struct): Remove enclosing_in_struct and
12246 enclosing_struct_types parameters. Add
12247 enclosing_struct_parse_info parameter. Change all callers. Set
12248 struct_parse_info rather than in_struct and struct_types.
12249 (grokfield): If -Wc++-compat and there is a symbol binding for the
12250 field name, set the in_struct flag and push it on the
12251 struct_parse_info->fields vector.
12252 (warn_cxx_compat_finish_struct): New static function.
12253 (finish_struct): Remove enclosing_in_struct and
12254 enclosing_struct_types parameters. Add
12255 enclosing_struct_parse_info parameter. Change all callers. Don't
12256 set C_TYPE_DEFINED_IN_STRUCT here. Call
12257 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12258 parameter. Only push on struct_types if warn_cxx_compat.
12259 (finish_enum): Only push on struct_types if warn_cxx_compat.
12260 (declspecs_add_type): Add loc parameter. Change all callers.
12261 Change all error calls to error_at. Pass loc, not input_location,
12262 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12263 defined in a struct. If -Wc++-compat and parsing a struct, record
12264 that a typedef name was used.
12265 * c-parser.c (c_parser_declspecs): Get location to pass to
12266 declspecs_add_type.
12267 (c_parser_struct_or_union_specifier): Update calls to start_struct
12269 * c-tree.h (struct c_struct_parse_info): Declare.
12270 (finish_struct, start_struct): Update declarations.
12271 (declspecs_add_type): Update declaration.
12273 2009-06-19 Ian Lance Taylor <iant@google.com>
12275 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12276 variable with an anonymous type.
12278 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12280 * see.c: Remove for real.
12282 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12284 * optabs.h (enum optab_index): Add new OTI_significand.
12285 (significand_optab): Define corresponding macro.
12286 * optabs.c (init_optabs): Initialize significand_optab.
12287 * genopinit.c (optabs): Implement significand_optab using
12288 significand?f2 patterns.
12289 * builtins.c (expand_builtin_mathfn): Handle
12290 BUILT_IN_SIGNIFICAND{,F,L}.
12291 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12292 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12294 * config/i386/i386.md (significandxf2, significand<mode>2): New
12295 expanders to implement significandf, significand and significandl
12296 built-ins as inline x87 intrinsics.
12298 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12300 * config/avr/avr.c (avr_override_options): Remove setting value of
12301 PARAM_INLINE_CALL_COST.
12303 2009-06-18 Richard Henderson <rth@redhat.com>
12306 * tree-pass.h (TDF_ASMNAME): New.
12307 * tree-dump.c (dump_options): Add asmname.
12308 * doc/invoke.texi: Document it.
12310 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12311 (dump_decl_name): ...here.
12312 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12313 (dump_generic_node): Update dump_function_name calls.
12314 (print_call_name): New flags arg; update all dump calls.
12315 * diagnostic.h (print_call_name): Update.
12316 * gimple-pretty-print.c (dump_gimple_call): Update.
12318 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12321 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12323 2009-06-18 Diego Novillo <dnovillo@google.com>
12325 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12326 * plugin.c (str_license): Declare.
12327 (try_init_one_plugin): Assert that the symbol
12328 'plugin_is_GPL_compatible' exists.
12330 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12333 * Makefile.in (OBJS-common): Remove see.o.
12335 * common.opt (fsee): Mark as preserved for backward compatibility.
12336 * opts.c (common_handle_option): Add OPT_fsee to the backward
12337 compatibility section.
12338 * passes.c (init_optimization_passes, pass_see): Remove pass.
12339 * timevar.def (TV_SEE): Remove.
12340 * tree-pass.h (pass_see): Remove declaration.
12341 * doc/invoke.texi (-fsee): Remove documentation.
12343 2009-06-18 Martin Jambor <mjambor@suse.cz>
12345 * tree-sra.c: Include statistics.h
12346 (sra_stats): New variable.
12347 (sra_initialize): Clear sra_stats.
12348 (create_access_replacement): Increment sra_stats.replacements.
12349 (get_access_replacement): Do not return twice.
12350 (analyze_all_variable_accesses): Increment statistics counter by the
12351 number of scalarized aggregates.
12352 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12353 (sra_modify_expr): Increment sra_stats.exprs.
12354 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12355 (sra_modify_assign): Increment sra_stats.exprs,
12356 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12357 (perform_intra_sra): Update statistics counters.
12358 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12360 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12362 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12363 (arm_scalar_mode_supported_p): New function.
12365 2009-06-18 Paul Brook <paul@codesourcery.com>
12366 Sandra Loosemore <sandra@codesourcery.com>
12368 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12369 (__extendhfsf2, __truncsfhf2): Define.
12370 * config/arm/fp16.c: New file.
12371 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12372 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12374 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12376 * doc/extend.texi (Half-Precision): New section.
12377 * doc/invoke.texi (Option Summary): List -mfp16-format.
12378 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12379 * config/arm/arm.opt (mfp16-format=): New.
12380 * config/arm/arm.c: Include intl.h.
12381 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12382 (TARGET_INVALID_RETURN_TYPE): Redefine.
12383 (TARGET_PROMOTED_TYPE): Redefine.
12384 (TARGET_CONVERT_TO_TYPE): Redefine.
12385 (arm_fp16_format): Define.
12386 (all_fpus): Add entry for neon-fp16.
12387 (fp_model_for_fpu): Likewise.
12388 (struct fp16_format): Declare.
12389 (all_fp16_formats): Define.
12390 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12392 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12394 (arm_legitimate_index_p): Treat HFmode like HImode.
12395 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12396 (coproc_secondary_reload_class): Special-case HFmode.
12397 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12398 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12399 (arm_init_fp16_builtins): New.
12400 (arm_init_builtins): Call it.
12401 (arm_invalid_parameter_type): New.
12402 (arm_invalid_return_type): New.
12403 (arm_promoted_type): New.
12404 (arm_convert_to_type).
12405 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12407 (arm_emit_fp16_const): New function.
12408 (arm_mangle_type): Mangle __fp16 as "Dh".
12409 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12411 (TARGET_NEON_FP16): New.
12412 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12413 (enum fputype): Add FPUTYPE_NEON_FP16.
12414 (enum arm_fp16_format_type): Declare.
12415 (arm_fp16_format): Declare.
12416 (LARGEST_EXPONENT_IS_NORMAL): Define.
12417 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12418 * config/arm/arm-modes.def (HFmode): Define.
12419 * config/arm/vfp.md: (*movhf_vfp): New.
12420 (extendhfsf2): New.
12422 * config/arm/arm.md: (fpu): Add neon_fp16.
12423 (floatsihf2, floatdihf2): New.
12424 (fix_trunchfsi2, fix_trunchfdi2): New.
12426 (extendhfdf2): New.
12428 (*arm32_movhf): New.
12429 (*thumb1_movhf): New.
12430 (consttable_2): Add check for HFmode constants.
12431 (consttable_4): Handle HFmode constants.
12433 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12435 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12437 2009-06-17 Olivier Hainque <hainque@adacore.com>
12439 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12440 const char ** conversion in AIX specific section.
12442 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12444 * config/i386/i386.c (ix86_special_builtin_type): Remove
12445 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12446 (bdesc_special_args): Updated.
12447 (ix86_init_mmx_sse_builtins): Likewise.
12448 (ix86_expand_special_args_builtin): Likewise.
12450 2009-06-17 Richard Henderson <rth@redhat.com>
12452 * tree-pretty-print.c (maybe_dump_asm_name): New.
12453 (dump_decl_name): Use it.
12454 (PRINT_FUNCTION_NAME): Merge into...
12455 (dump_function_name): ... here. Use maybe_dump_asm_name.
12457 2009-06-17 Cary Coutant <ccoutant@google.com>
12459 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12461 * debug.c (struct gcc_debug_hooks): Change placeholder for
12463 (debug_nothing_int_charstar_int): Replaced by...
12464 (debug_nothing_int_charstar_int_bool): ...this.
12465 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12466 source_line prototype.
12467 (debug_nothing_int_charstar_int): Replaced by...
12468 (debug_nothing_int_charstar_int_bool): ...this.
12469 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12470 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12471 Output is_stmt operand when necessary.
12472 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12473 (notice_source_line): Add is_stmt parameter.
12474 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12475 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12477 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12478 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12480 2009-06-17 Ian Lance Taylor <iant@google.com>
12482 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12484 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12487 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12489 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12490 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12491 tree_strip_sign_nop_conversions and
12492 tree_ssa_strip_useless_type_conversions rather than stripping
12493 the operations here.
12494 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12496 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12497 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12498 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12499 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12502 2009-06-17 Michael Eager <eager@eagercon.com>
12504 * config/rs6000/constraints.md (register_constraint "d"): New.
12505 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12506 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12507 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12508 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12509 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12510 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12511 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12512 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12513 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12514 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12516 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12517 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12518 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12519 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12520 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12521 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12522 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12523 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12524 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12525 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12526 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12527 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12528 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12529 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12531 2009-06-16 Ian Lance Taylor <iant@google.com>
12533 * profile.c (total_num_never_executed): Don't define.
12534 (compute_branch_probabilities): Don't count or print
12535 num_never_executed.
12536 (init_branch_prob): Don't set total_num_never_executed.
12537 (end_branch_prob): Don't print total_num_never_executed.
12539 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12541 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12543 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12545 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12546 (nabstd2_fpr): Same.
12548 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12550 * expr.c (expand_assignment): Change complex type check.
12552 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12554 * doc/plugins.texi (Building GCC plugins): Added new section.
12556 2009-06-17 Ian Lance Taylor <iant@google.com>
12558 * c-pch.c (get_ident): Don't set size of templ array.
12559 (pch_init): Don't set size of partial_pch array.
12561 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12562 string constant to intialize an array whose size is the length of
12565 2009-06-17 Richard Guenther <rguenther@suse.de>
12567 PR tree-optimization/40389
12568 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12569 to addressable types.
12570 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12572 2009-06-17 Richard Guenther <rguenther@suse.de>
12574 PR middle-end/40460
12575 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12576 if there is no evolution of left in the loop bail out.
12577 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12578 chrec_fold_multiply.
12580 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12581 Janis Johnson <janis187@us.ibm.com>
12584 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12585 for the symbol ref of a constant that is the source of a move
12586 - nor for any other not-obvious-label-ref constants.
12588 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12590 * plugin.c (position_pass): Skip newly inserted pass during list
12591 traversal to avoid repeated insertion.
12593 2009-06-16 Ian Lance Taylor <iant@google.com>
12595 * vec.h (VEC_stack_alloc): Define different version if
12596 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12597 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12598 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12599 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12601 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12603 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12605 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12606 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12607 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12608 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12609 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12610 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12611 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12612 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12613 __builtin_ia32_rdtscp.
12614 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12615 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12616 and __builtin_ia32_rorhi.
12617 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12618 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12619 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12620 (ix86_expand_args_builtin): Likewise.
12621 (ix86_expand_special_args_builtin): Likewise.
12623 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12624 (UNSPECV_RDTSC): Likewise.
12625 (UNSPECV_RDPMC): Likewise.
12626 (*bsr): Renamed to ...
12628 (*bsr_rex64): Renamed to ...
12631 (*rdpmc): Likewise.
12632 (*rdpmc_rex64): Likewise.
12634 (*rdtsc): Likewise.
12635 (*rdtsc_rex64): Likewise.
12636 (rdtscp): Likewise.
12637 (*rdtscp): Likewise.
12638 (*rdtscp_rex64): Likewise.
12640 * config/i386/ia32intrin.h: New.
12642 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12644 2009-06-16 Ian Lance Taylor <iant@google.com>
12646 * ira-build.c (copy_info_to_removed_store_destinations):
12647 Initialize parent_a.
12649 2009-06-16 Ian Lance Taylor <iant@google.com>
12651 * c-decl.c (grokdeclarator): Change size_varies to bool.
12653 2009-06-16 Ian Lance Taylor <iant@google.com>
12655 * sel-sched.c: Make forward declarations of move_op_hooks and
12656 fur_hooks explicitly extern.
12658 2009-06-16 Ian Lance Taylor <iant@google.com>
12660 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12661 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12663 2009-06-16 Ian Lance Taylor <iant@google.com>
12665 * resource.c (mark_referenced_resources): Change
12666 include_delayed_effects parameter to bool. Change all callers.
12667 (mark_end_of_function_resources): Likewise.
12668 * reorg.c (insn_references_resource_p): Likewise.
12669 (insn_sets_resource_p): Likewise.
12670 * resource.h (mark_referenced_resources): Update declaration.
12671 (mark_end_of_function_resources): Update declaration.
12673 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12675 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12677 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12679 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12680 GCC can bootstrap on AIX with GNU Binutils 2.20.
12682 2009-06-16 Ian Lance Taylor <iant@google.com>
12684 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12686 2009-06-16 Ian Lance Taylor <iant@google.com>
12688 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12689 inline, not extern inline.
12690 (exact_log2): Likewise.
12691 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12693 (exact_log2): Likewise, but don't test CTZ_HWI.
12695 2009-06-16 Ian Lance Taylor <iant@google.com>
12697 * bitmap.c (bitmap_clear): Don't declare as inline.
12698 * gimple.c (gimplify_assign): Likewise.
12699 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12700 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12701 (sched_scan_info): Remove duplicate definition.
12703 2009-06-16 Ian Lance Taylor <iant@google.com>
12705 * c-common.c (skip_evaluation): Don't define.
12706 (c_inhibit_evaluation_warnings): Define global variable.
12707 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12708 than skip_evaluation.
12709 (convert_and_check, warn_for_div_by_zero): Likewise.
12710 * c-common.h (skip_evaluation): Don't declare.
12711 (c_inhibit_evaluation_warnings): Declare.
12712 * c-parser.c (c_parser_typeof_specifier): Set
12713 c_inhibit_evaluation_warnings rather than skip_evaluation.
12714 (c_parser_conditional_expression): Likewise.
12715 (c_parser_binary_expression): Likewise.
12716 (c_parser_sizeof_expression): Likewise.
12717 (c_parser_alignof_expression): Likewise.
12718 * c-typeck.c (build_indirect_ref): Check
12719 c_inhibit_evaluation_warnings rather than skip_evaluation.
12720 (build_conditional_expr, build_binary_op): Likewise.
12722 2009-06-16 Richard Guenther <rguenther@suse.de>
12724 * tree-ssa-alias.c (is_escape_site): Remove.
12725 * tree-ssa-alias.h (enum escape_type): Remove.
12726 (is_escape_site): Likewise.
12727 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12728 via casts and asms without deferring to is_escape_site.
12730 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12732 PR middle-end/40446
12733 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12734 use gen_lowpart if op0 has complex mode.
12736 2009-06-16 Richard Guenther <rguenther@suse.de>
12738 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12739 variables add them to ESCAPED.
12740 (find_func_aliases): Do not make all indirectly stored values escaped.
12742 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12744 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12745 make_decl_one_only.
12747 2009-06-16 Martin Jambor <mjambor@suse.cz>
12749 PR tree-optimization/40432
12750 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12751 check whether we need to force gimple register operand.
12753 2009-06-16 Martin Jambor <mjambor@suse.cz>
12755 PR tree-optimization/40413
12756 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12757 build_ref_for_offset.
12758 (propagate_subacesses_accross_link): Fix a typo in a comment.
12760 2009-06-16 Ira Rosen <irar@il.ibm.com>
12762 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12763 with additional parameter.
12764 * tree-vectorizer.h (enum vect_def_type): Add new value
12766 (enum vect_relevant): Add comments.
12767 (vect_is_simple_reduction): Add new argument.
12768 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12769 Detect nested cycles.
12770 (vect_is_simple_reduction): Update documentation, add an argument to
12771 distinguish inner-loop reduction from nested cycle, detect nested
12772 cycles, fix printings and indentation, don't swap operands in case
12774 (get_initial_def_for_reduction): Handle subtraction.
12775 (vect_create_epilog_for_reduction): Add new argument to specify
12776 reduction variable.
12777 (vect_finalize_reduction): Handle subtraction, fix comments.
12778 (vectorizable_reduction): Handle nested cycles. In case of nested
12779 cycle keep track of the reduction variable position. Call
12780 vect_is_simple_reduction with additional parameter. Use original
12781 statement code in reduction epilogue for nested cycle. Call
12782 vect_create_epilog_for_reduction with additional parameter.
12783 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12784 inner-loop vectorization.
12785 (vect_recog_widen_sum_pattern): Likewise.
12786 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12788 (vect_mark_stmts_to_be_vectorized): Likewise.
12789 (vect_get_vec_def_for_operand): Handle nested cycles.
12791 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12793 * doc/invoke.texi (Debugging Options): Fix option index entries
12794 for -fdump-statistics, -frandom-seed add entries for
12795 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12796 (FRV Options): Fix entries for -mTLS, -mtls.
12797 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12798 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12799 (M68hc1x Options): Fix @itemx for -mnominmax.
12800 (MCore Options): Fix entry for -mno-lsim.
12801 (MMIX Options): Fix entry for -mabi=mmixware.
12802 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12804 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12806 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12807 Mention the plugin mode of gengtype.
12808 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12809 * gengtype.c: Updated copyright.
12810 (plugin_files, nb_plugin_files) Added new static variables.
12811 (measure_input_list) Care about plugin_files.
12812 (write_rtx_next): Added early return in plugin mode.
12813 (create_file): Updated copyright year in generated file. Added
12815 (oprintf): Added early return if NULL outf.
12816 (get_output_file_with_visibility): Care of plugin_files.
12817 (get_output_file_name): May return null.
12818 (write_local): Added early return.
12819 (put_mangled_filename): Ditto.
12820 (finish_root_table): Added check for base_files.
12821 (write_roots): Care about null when plugins.
12822 (main): Added plugin mode.
12824 2009-06-15 Ian Lance Taylor <iant@google.com>
12826 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12827 * gcov.c (read_count_file): Add braces around variables declared
12830 * c.opt (Wjump-misses-init): New warning.
12831 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12832 -Wall and -Wc++-compat if not already set.
12833 (c_common_post_options): Clear warn_jump_misses_init if it was not
12835 * c-decl.c (struct c_binding): Change type field to a union with
12836 new label field. Make it the first field in the struct. Update
12837 references to type to use u.type instead.
12838 (struct c_spot_bindings): Define.
12839 (struct c_goto_bindings): Define.
12840 (c_goto_bindings_p): Define, along with VECs.
12841 (struct c_label_vars): Define.
12842 (struct c_scope): Add has_label_bindings field.
12843 (bind_label, set_spot_bindings): New static functions.
12844 (decl_jump_unsafe, update_spot_bindings): New static functions.
12845 (update_label_decls): New static function.
12846 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12847 Update binding u.label field to shadowed field.
12848 (c_binding_start_stmt_expr): New function.
12849 (c_binding_end_stmt_expr): New function.
12850 (pushdecl): Don't call c_begin_vm_scope.
12851 (make_label): Add defining and p_label_vars parameters. Change
12853 (lookup_label): Correct test for whether a label has not yet been
12854 defined. Call bind_label rather than bind.
12855 (warn_about_goto): New static function.
12856 (lookup_label_for_goto): New function.
12857 (declare_label): Call bind_label rather than bind.
12858 (check_earlier_gotos): New static function.
12859 (define_label): Don't give errors about jumping into statement
12860 expressions or scopes of variably modified types. Call
12861 set_spot_bindings and check_earlier_gotos. Call bind_label
12862 instead of bind. Don't set label_context_stack_se or
12863 label_context_stack_vm.
12864 (c_get_switch_bindings): New function.
12865 (c_release_switch_bindings): New function.
12866 (c_check_switch_jump_warnings): New function.
12867 (start_function): Don't set label_context_stack_se or
12868 label_context_stack_vm.
12869 (finish_function): Likewise.
12870 * c-typeck.c (label_context_stack_se): Don't define.
12871 (label_context_stack_vm): Don't define.
12872 (c_finish_goto_label): Call lookup_label_for_goto rather than
12873 lookup_label. Don't give errors about jumping into a statement
12874 expression or the scope of a variably modified type. Don't set
12875 label_context_stack_se or label_context_stack_vm.
12876 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12877 fields. Add bindings field.
12878 (c_start_case): Don't set deleted fields. Set bindings field.
12879 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12880 or blocked_vm. Call c_check_switch_jump_warnings.
12881 (c_finish_case): Don't test blocked_stmt_expr field. Call
12882 c_release_switch_bindings.
12883 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12884 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12885 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12886 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12887 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12888 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12889 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12890 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12891 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12892 (C_DECL_UNJUMPABLE_VM): Don't define.
12893 (C_DECL_UNDEFINABLE_VM): Don't define.
12894 (struct c_label_list): Don't define.
12895 (struct c_label_context_se): Don't define.
12896 (struct c_label_context_vm): Don't define.
12897 (struct c_spot_bindings): Declare.
12898 (c_bindings_start_stmt_expr): Declare.
12899 (c_bindings_end_stmt_expr): Declare.
12900 (lookup_label_for_goto): Declare.
12901 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12902 (c_check_switch_jump_warnings): Declare.
12903 (label_context_stack_se, label_context_stack_vm): Don't declare.
12904 (c_finish_goto_label): Update declaration.
12905 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12906 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12907 (Warning Options): Document -Wjump-misses-init.
12909 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12911 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12914 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12916 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12918 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12920 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12922 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12924 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12926 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12928 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12929 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12930 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12931 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12932 * dwarf2asm.c (dw2_force_const_mem): Update call to
12933 make_decl_one_only.
12934 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12935 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12936 * langhooks.c (lhd_comdat_group): Remove.
12937 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12938 * tree.h (DECL_COMDAT_GROUP): New.
12939 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12940 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12941 (make_decl_one_only): Change signature.
12942 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12943 make_decl_one_only.
12944 (make_decl_one_only): Change signature.
12945 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12947 2009-06-15 Richard Guenther <rguenther@suse.de>
12949 PR middle-end/40439
12950 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12952 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12954 * tree-ssa-math-opts.c: Remove extra divide.
12956 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12958 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12960 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12962 * passes.c: Add bswap pass.
12963 * tree-pass.h: Add pass_optimize_bswap declaration.
12964 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12965 Include rtl.h, expr.h and optabs.h for optab_handler check.
12966 (struct symbolic_number, pass_optimize_bswap): New definition.
12967 (do_shift_rotate, verify_symbolic_number_p): New functions.
12968 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12969 (gate_optimize_bswap): New function.
12970 * tree.c (widest_int_cst_value): New function.
12971 * tree.h (widest_int_cst_value): Prototype added.
12973 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12975 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12976 REG_EQUAL/REG_EQUIV notes.
12978 2009-06-14 Richard Guenther <rguenther@suse.de>
12980 PR middle-end/40389
12981 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12982 has its address taken if NRV was applied and it is addressable.
12983 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12984 function split out from ...
12985 (get_constraint_for_1): ... here.
12986 (handle_rhs_call): Use it to mark the return slot escaped if
12987 it is addressable and NRV was applied.
12989 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12991 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12992 Change first argument type to location_t.
12993 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12994 Do not set input_location.
12995 Use loc instead of input_location throughout.
12997 2009-06-13 Richard Guenther <rguenther@suse.de>
12999 PR tree-optimization/40421
13000 * tree-predcom.c (should_unroll_loop_p): Remove.
13001 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13003 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13005 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13006 Add location argument.
13008 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13010 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13012 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13013 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13014 * config/spu/spu-protos.h: Add location to
13015 spu_resolve_overloaded_builtin.
13016 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13017 spu_build_builtin_va_list.
13018 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13019 argument. Pass location to build_function_call_vec.
13020 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13022 (emit_fpu_switch): Same.
13023 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13024 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13025 to build_decl and create_artificial_label.
13026 (xtensa_gimplify_va_arg_expr): Same.
13027 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13028 (xstormy16_gimplify_va_arg_expr): Same.
13029 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13030 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13031 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13032 (mips16_build_function_stub): Same.
13033 (mips16_build_call_stub): Same.
13035 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13038 * arm/constraints.md (Pa, Pb): New constraints.
13039 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13040 split pattern to deal with them.
13042 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13044 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13045 fix index entry for -Xpreprocessor.
13047 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13049 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13050 Add location argument to build_decl call.
13051 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13052 (rs6000_init_builtins): Same.
13053 (spe_init_builtins): Same.
13054 (rs6000_gimplify_va_arg): Add location argument to
13055 create_artificial_label call.
13057 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13059 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13060 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13061 * Makefile.in: Fix GGC dependency for gcse.o.
13063 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13065 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13066 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13067 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13069 * c-parser.c (c_parser_binary_expression): Use current column while
13070 building binary operations.
13071 * common.opt (fshow-column): Enable by default.
13072 * tree-vrp.c (check_array_ref): Use warning_at.
13073 (check_array_bounds): Use location from call back if expr has no
13075 * tree.h: Add location argument to maybe_fold_*.
13076 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13077 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13078 (maybe_fold_offset_to_component_ref): Same.
13079 (maybe_fold_offset_to_reference): Same.
13080 (maybe_fold_offset_to_address): Same.
13081 (maybe_fold_stmt_indirect): Same.
13082 (maybe_fold_stmt_addition): Same.
13083 (fold_stmt_r): Pass location to maybe_fold_*.
13084 (fold_gimple_assign): Same.
13085 * c-tree.h: Add location argument to finish_decl,
13086 default_function_array_conversion, store_init_value.
13087 * c-decl.c (define_label): Use error_at.
13088 (c_make_fname_decl): Pass location to finish_decl.
13089 (finish_decl): New location argument.
13090 (build_compound_literal): Pass location to store_init_value.
13091 (grokdeclarator): Pass location to finish_decl.
13093 * c-typeck.c (array_to_pointer_conversion): New location argument.
13094 (function_to_pointer_conversion): Same.
13095 (default_function_array_conversion): Same.
13096 (parser_build_unary_op): Pass location to overflow_warning.
13097 (parser_build_binary_op): Same. Use warning_at.
13098 (build_unary_op): Pass location to array_to_pointer_conversion.
13099 (build_c_cast): Pass location to digest_init.
13100 (build_modify_expr): New location argument.
13101 (convert_for_assignment): Same.
13102 (store_init_value): Same.
13103 (digest_init): Same.
13104 (output_init_element): Pass location to digest_init and
13105 array_to_pointer_conversion.
13106 (c_finish_return): Pass location to convert_for_assignment.
13107 * gimplify.c (gimplify_conversion): Pass location to
13108 maybe_fold_offset_to_address.
13109 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13110 to maybe_fold_stmt_addition.
13111 * c-omp.c (c_finish_omp_atomic): Pass new location to
13113 (c_finish_omp_for): Same.
13114 * c-common.c (overflow_warning): New argument.
13115 * c-common.h: New argument to build_modify_expr, overflow_warning.
13116 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13118 (c_parser_initializer): Pass location to
13119 default_function_array_conversion.
13120 (c_parser_initelt): Same.
13121 (c_parser_initval): Same.
13122 (c_parser_asm_operands): Same.
13123 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13124 (c_parser_conditional_expression): Same.
13125 (c_parser_binary_expression): Add location info to stack. Use it.
13126 (c_parser_unary_expression): Pass location to
13127 default_function_array_conversion, parser_build_unary_op,
13128 build_indirect_ref, c_parser_postfix_expression_after_primary.
13129 (c_parser_postfix_expression_after_primary): New location argument.
13131 (c_parser_expression_conv): Pass location to
13132 default_function_array_conversion.
13133 (c_parser_expr_list): Same.
13134 (c_parser_omp_atomic): Same.
13135 (c_parser_omp_for_loop): Same.
13136 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13137 (build_array_declarator): New argument.
13138 * c-decl.c (build_array_declarator): Add location argument.
13139 (grokdeclarator): Set id_loc for cdk_array.
13140 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13141 build_array_declarator.
13142 * tree.c (build_omp_clause): Add location argument.
13143 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13144 (OMP_CLAUSE_LOCATION): New macro.
13145 (struct tree_omp_clause): Add location field.
13146 (build_omp_clause): Add argument.
13147 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13148 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13150 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13151 (cp_parser_omp_clause_collapse): Same.
13152 (cp_parser_omp_clause_default): Same.
13153 (cp_parser_omp_clause_if): Same.
13154 (cp_parser_omp_clause_nowait): Same.
13155 (cp_parser_omp_clause_num_threads): Same.
13156 (cp_parser_omp_clause_ordered): Same.
13157 (cp_parser_omp_clause_schedule): Same.
13158 (cp_parser_omp_clause_untied): Same.
13159 (cp_parser_omp_for_loop): Same.
13160 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13161 * c-tree.h (c_start_case): Add location argument.
13162 (c_process_expr_stmt): Same.
13163 (c_finish_goto_*): Same.
13164 * tree-parloops.c (initialize_reductions): Pass location to
13166 (create_parallel_loop): Same.
13167 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13168 (gfc_trans_omp_reduction_list): Same.
13169 (gfc_trans_omp_clauses): Same.
13170 (gfc_trans_omp_do): Same.
13171 * c-typeck.c (c_finish_goto_label): Same.
13172 (c_finish_goto_ptr): New location argument.
13173 (c_start_case): Same.
13174 (emit_side_effect_warnings): Same.
13175 (c_process_expr_stmt): Same.
13176 (c_finish_stmt_expr): Same.
13177 (c_finish_omp_clauses): Use error_at instead of error.
13178 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13180 * c-omp.c (c_split_parallel_clauses): New location argument.
13181 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13182 to build_omp_clause.
13183 (convert_local_reference_stmt): Same.
13184 (convert_gimple_call): Same.
13185 * c-common.h (c_split_parallel_clauses): New argument.
13186 * c-parser.c (c_parser_statement_after_labels): Pass location to
13187 c_finish_goto_label.
13188 (c_parser_switch_statement): Pass location to c_start_case.
13189 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13190 and c_process_expr_stmt.
13191 (c_parser_omp_variable_list): Add location argument.
13192 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13193 (c_parser_omp_clause_default): Same.
13194 (c_parser_omp_clause_if): Same.
13195 (c_parser_omp_clause_num_threads): Same.
13196 (-c_parser_omp_clause_ordered): Same.
13197 (c_parser_omp_clause_reduction): Pass location to
13198 c_parser_omp_variable_list.
13199 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13200 (c_parser_omp_clause_untied): Same.
13201 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13202 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13204 * c-tree.h (check_for_loop_decls, undeclared_variable,
13205 build_component_ref, build_array_ref, build_external_ref,
13206 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13207 build_conditional_expr, build_compound_expr, c_cast_expr,
13208 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13209 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13211 * c-semantics.c (build_stmt): Same.
13212 (build_case_label): Same.
13213 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13214 (undeclared_variable): New argument.
13215 (make_label): Same.
13216 (lookup_label): Pass location on down.
13217 (define_label): Same.
13218 (finish_decl): Same.
13219 (build_compound_literal): Same.
13220 (finish_struct): Same.
13221 (finish_function): Do not set location here.
13222 (check_for_loop_decls): New argument.
13223 * tree.c (save_expr): Set location.
13224 (build_empty_stmt): New argument.
13225 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13226 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13227 * builtins.c (gimplify_va_arg_expr): Use locations.
13228 (expand_builtin_sync_operation): Same.
13229 * c-typeck.c (build_component_ref): New argument.
13230 (build_array_ref): Same.
13231 (build_external_ref): Same.
13232 (c_expr_sizeof_expr): Same.
13233 (c_expr_sizeof_type): Same.
13234 (parser_build_unary_op): Same.
13235 (build_conditional_expr): Same.
13236 (build_compound_expr): Pass location on down.
13237 (build_compound_expr): New argument.
13238 (build_c_cast): Same.
13239 (c_cast_expr): Same.
13240 (build_asm_expr): Same.
13241 (c_finish_return): Same.
13242 (c_process_expr_stmt): Pass location on down.
13243 (c_finish_stmt_expr): New argument.
13244 (push_clenaup): Same.
13245 (c_finish_omp_parallel): Same.
13246 (c_finish_omp_task): Same.
13247 * gimplify.c (gimplify_call_expr): Pass location on down.
13248 * c-omp.c (c_finish_omp_master): New argument.
13249 (c_finish_omp_critical): Same.
13250 (c_finish_omp_ordered): Same.
13251 (c_finish_omp_barrier): Same.
13252 (-c_finish_omp_taskwait): Same.
13253 (c_finish_omp_atomic): Same.
13254 (c_finish_omp_flush): Same.
13255 * tree-inline.c (copy_tree_body_r): Pass location on down.
13256 (inline_forbidden_p): Remove use of input_location.
13257 * c-gimplify.c (c_build_bind_expr): New argument.
13258 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13259 (c_sizeof_or_alignof_type): New argument.
13260 (c_alignof_expr): Same.
13261 (build_va_arg): Same.
13262 (c_add_case_label): Same.
13263 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13264 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13265 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13266 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13267 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13268 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13270 * stub-objc.c (objc_build_selector_expr): Same.
13271 (objc_build_throw_stmt): Same.
13272 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13273 (c_parser_initelt): Same.
13274 (c_parser_compound_statement): Same.
13275 (c_parser_compound_statement_nostart): Same.
13276 (c_parser_label): Same.
13277 (c_parser_statement_after_labels): Same.
13278 (c_parser_if_body): Same.
13279 (c_parser_else_body): Same.
13280 (c_parser_if_statement): Same.
13281 (c_parser_switch_statement): Same.
13282 (c_parser_while_statement): Same.
13283 (c_parser_do_statement): Same.
13284 (c_parser_for_statement): Same.
13285 (c_parser_asm_statement): Same.
13286 (c_parser_conditional_expression): Same.
13287 (c_parser_binary_expression): Same.
13288 (c_parser_cast_expression): Same.
13289 (c_parser_unary_expression): Same.
13290 (c_parser_sizeof_expression): Same.
13291 (c_parser_alignof_expression): Same.
13292 (c_parser_postfix_expression): Same.
13293 (c_parser_expression): Same.
13294 (c_parser_objc_receiver): Same.
13295 (c_parser_omp_variable_list): Same.
13296 (c_parser_omp_structured_block): Same.
13297 (c_parser_omp_atomic): New argument.
13298 (c_parser_omp_barrier): Same.
13299 (c_parser_omp_critical): Same.
13300 (c_parser_omp_flush): Pass location on down.
13301 (c_parser_omp_for_loop): New argument.
13302 (c_parser_omp_for): Same.
13303 (c_parser_omp_master): Same.
13304 (c_parser_omp_ordered): Same.
13305 (c_parser_omp_sections_scope): Same.
13306 (c_parser_omp_sections): Same.
13307 (c_parser_omp_parallel): Same.
13308 (c_parser_omp_single): Same.
13309 (c_parser_omp_task): Same.
13310 (c_parser_omp_taskwait): Pass location on down.
13311 (c_parser_omp_construct): Same.
13312 (c_parser_omp_threadprivate): Same.
13313 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13314 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13315 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13316 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13317 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13318 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13319 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13320 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13321 config/i386/i386.c, stmt.c:
13322 Add location argument to the following function definitions and/or
13323 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13324 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13325 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13326 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13327 do_case, c_finish_bc_stmt, build_compound_literal,
13328 build_function_call.
13329 * c-decl.c (build_compound_literal): Add location argument.
13330 Make all diagnostic calls use location.
13331 (start_struct): Same.
13332 (finish_struct): Same.
13333 (start_enum): Same.
13334 (build_enumerator): Same.
13335 (start_function): Same.
13336 (grokdeclarator): Make all diagnostic calls use location.
13337 (store_parm_decls_oldstyle): Same.
13338 * c-typeck.c (build_function_call): Add location argument.
13339 Make all diagnostic calls use location.
13341 (c_finish_bc_stmt): Same.
13342 * tree-nested.c (get_trampoline_type): Add argument.
13343 Pass location to build_decl.
13344 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13345 * rtl.h (RTL_LOCATION): New.
13346 * c-common.c (c_add_case_label): Add location argument.
13347 Make all diagnostic calls use location.
13348 * c-common.h: Add location argument to make_fname_decl, do_case,
13349 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13350 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13351 Set it appropriately for every case. Pass enum_loc to start_enum
13352 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13354 (c_parser_struct_or_union_specifier): Save location. Use it for
13355 start_struct, finish_struct, and parser_xref_tag.
13357 2009-06-12 Ian Lance Taylor <iant@google.com>
13359 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13361 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13362 cpp_opts->warn_cxx_operator_names.
13364 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13367 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13368 is returns NULL and OP is a VCE, look through the VCE.
13370 2009-06-12 Ian Lance Taylor <iant@google.com>
13373 * collect2.c (main): Use CONST_CAST2 in code inside #if
13374 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13376 2009-06-12 Joey Ye <joey.ye@intel.com>
13378 PR middle-end/39146
13379 * cfgexpand.c (get_decl_align_unit): Update
13380 max_used_stack_slot_alignment with align instead of
13381 stack_alignment_needed.
13383 * function.c (assign_stack_local_1): Update
13384 max_used_stack_slot_alignment with alignment_in_bits instead
13385 of stack_alignment_needed.
13386 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13389 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13391 * dwarf2out.c (last_var_location_insn): New variable.
13392 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13393 (dwarf2out_var_location): Don't record anything after last real
13394 insn. Only change labels if there were any real instructions
13395 in between last note and this one, or if changed sections.
13397 2009-06-11 Richard Henderson <rth@redhat.com>
13399 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13400 note when storing the frame pointer in a register.
13401 (FRP): Don't redefine to nothing for epilogue.
13402 (alpha_expand_epilogue): Mark register and sp restores.
13403 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13405 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13406 when gen_lowpart is needed.
13408 2009-06-11 Richard Henderson <rth@redhat.com>
13410 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13412 * dwarf2out.c (need_data_align_sf_opcode): New.
13413 (div_data_align): Move earlier.
13414 (def_cfa_1, reg_save): Use it.
13416 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13418 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13419 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13420 (ix86_handle_option): Handle OPT_mcrc32.
13421 (ix86_target_string): Add -mcrc32.
13422 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13424 * config/i386/i386.h (TARGET_CRC32): New.
13426 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13427 (sse4_2_crc32di): Likewise.
13429 * config/i386/i386.opt (mcrc32): New.
13431 * doc/invoke.texi: Document -mcrc32.
13433 2009-06-11 Richard Henderson <rth@redhat.com>
13435 * common.opt (gdwarf-): Accept a version number.
13436 * doc/invoke.texi (gdwarf-): Update docs.
13437 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13438 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13439 version level, and record it.
13441 * dwarf2.h (DW_CIE_VERSION): Remove.
13442 * dwarf2out.c (DWARF_VERSION): Remove.
13443 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13444 (output_call_frame_info): Use CIE version 3 for dwarf3,
13445 or if the return register column is out of range for version 1.
13446 (dwarf_stack_op_name): Add all dwarf3 values.
13447 (DEBUG_PUBTYPES_SECTION): New.
13448 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13449 encoding change for dwarf3.
13450 (output_die) [dw_val_class_die_ref]: Likewise.
13451 (output_compilation_unit_header): Emit correct version for dwarf3.
13452 (output_line_info): Likewise.
13453 (output_pubnames): Update for DWARF_VERSION removal.
13454 (output_aranges): Likewise.
13455 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13456 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13457 (dwarf2out_finish): Likewise.
13459 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13461 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13464 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13467 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13468 * builtins.c (expand_builtin_unreachable): New function.
13469 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13470 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13471 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13473 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13474 searching for missing barriers.
13476 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13478 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13479 when -fprofile-generate* was passed.
13480 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13482 2009-06-11 Anthony Green <green@moxielogic.com>
13484 * config/moxie/moxie.md: Define length attribute for all instructions.
13486 (*b<cond:code>): Support limited branch ranges for new PC-relative
13487 branch instructions.
13488 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13490 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13492 * config/i386/i386.c (min_insn_size): Use get_attr_length
13493 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13494 For __asm return 0.
13496 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13497 instead of emit_insn_before.
13499 2009-06-10 Ian Lance Taylor <iant@google.com>
13502 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13505 2009-06-10 Revital Eres <eres@il.ibm.com>
13507 * passes.c (init_optimization_passes): Reschedule
13508 predictive-commoning pass before complete unroll pass.
13510 2009-06-10 Martin Jambor <mjambor@suse.cz>
13512 * cgraph.c (cgraph_node_can_be_local_p): New function.
13513 (cgraph_make_node_local): New function.
13514 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13515 (cgraph_make_node_local): Declare.
13517 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13519 * tree.h (tree_base): Add packed_flag and user_align fields.
13520 Decrease size of spare field.
13521 (TYPE_USER_ALIGN): Use user_align from tree_base.
13522 (DECL_USER_ALIGN): Likewise.
13523 (TYPE_PACKED): Use packed_flag from tree_base.
13524 (DECL_PACKED): Likewise.
13525 (tree_type): Delete packed_flag and user_align fields. Widen
13526 precision field. Widen mode field and shuffle fields to align
13527 mode on an 8-bit boundary.
13528 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13529 Renumber decl_flag_* fields. Fix comments. Widen
13530 decl_common_unused field.
13531 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13532 (DECL_EXTERNAL): Likewise.
13533 (DECL_BIT_FIELD): Likewise.
13534 (DECL_NONADDRESSABLE_P): Likewise.
13535 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13536 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13538 2009-06-10 Ian Lance Taylor <iant@google.com>
13540 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13541 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13542 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13543 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13544 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13545 DEF_VEC_ALLOC_FUNC_P.
13546 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13547 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13548 DEF_VEC_ALLOC_FUNC_O.
13549 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13550 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13551 DEF_VEC_ALLOC_FUNC_I.
13552 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13553 (vec_stack_p_reserve_exact_1): Declare.
13554 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13555 (vec_stack_free): Declare.
13556 (VEC_stack_alloc): Define.
13557 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13558 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13559 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13560 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13562 (stack_vecs): New static variable.
13563 (vec_stack_p_reserve_exact_1): New function.
13564 (vec_stack_o_reserve_1): New static function.
13565 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13566 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13567 (vec_stack_free): New function.
13568 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13569 (VEC_df_ref_stack_alloc): Define.
13570 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13571 DEF_VEC_ALLOC_P_STACK.
13572 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13573 (struct df_collection_rec): Change _vec fields to VEC. Remove
13575 (df_free_collection_rec): Adjust for new fields.
13576 (df_insn_rescan): Use new df_collection_rec fields.
13577 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13578 (df_ref_create_structure, df_ref_record): Likewise.
13579 (df_get_conditional_uses, df_get_call_refs): Likewise.
13580 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13581 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13582 (df_record_exit_block_uses, df_bb_verify): Likewise.
13583 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13584 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13585 Remove count parameter. Change return type to void. Change all
13587 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13588 Remove count parameter. Change return type to void. Change all
13590 (df_install_refs): Change old_vec parameter to VEC. Remove count
13591 parameter. Change all callers.
13592 (df_install_mws): Change old_vec parameter to VEC. Remove count
13593 parameter. Change all callers.
13594 (df_refs_verify): Change new_rec parameter to VEC. Change call
13596 (df_mws_verify): Likewise.
13598 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13600 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13602 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13604 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13606 2009-06-10 Anthony Green <green@moxielogic.com>
13608 * config/moxie/crti.asm: New file.
13609 * config/moxie/crtn.asm: New file.
13610 * config/moxie/moxie.c: New file.
13611 * config/moxie/moxie.h: New file.
13612 * config/moxie/sfp-machine.h: New file.
13613 * config/moxie/moxie-protos.h: New file.
13614 * config/moxie/t-moxie: Created.
13615 * config/moxie/t-moxie-softfp: Created.
13616 * config/moxie/moxie.md: Created.
13617 * config/moxie/constraints.md: Created.
13618 * config.gcc: Add moxie support.
13619 * doc/md.texi (Machine Constraints): Add moxie constraints.
13620 * doc/contrib.texi (Contributors): Mention moxie port.
13621 * doc/install.texi (Specific): Mention the moxie port.
13623 2009-06-09 Ian Lance Taylor <iant@google.com>
13625 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13626 compiling with C++.
13627 * optabs.c (optab_table): Only use designated initializers if
13628 HAVE_DESIGNATED_INITIALIZERS is defined.
13629 (convert_optab_table): Likewise.
13630 (init_optabs): Always call init_insn_codes if
13631 HAVE_DESIGNATED_INITIALIZERS is not defined.
13633 2009-06-09 Ian Lance Taylor <iant@google.com>
13635 * targhooks.c (default_builtin_vectorized_function): Change fn
13636 parameter to unsigned int.
13637 (default_builtin_vectorized_conversion): Change code parameter to
13639 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13640 * targhooks.h: Update declarations.
13641 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13642 parameter to unsigned int.
13644 * c-typeck.c (comptypes_check_enum_int): New static function.
13645 (comptypes_internal): Add enum_and_int_p parameter. Change all
13647 (comp_target_types): Add location parameter. Change all callers.
13648 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13649 Change all callers.
13650 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13651 (build_conditional_expr): Add colon_loc parameter. Change all
13653 (convert_for_assignment): Add location parameter. Change all callers.
13654 * c-parser.c (c_parser_conditional_expression): Pass location of
13655 colon to build_conditional_expr.
13656 * c-tree.h (build_conditional_expr): Update declaration.
13658 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13660 * graphite.c: Revert previous patch.
13662 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13665 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13667 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13669 * tree-ssa-loop-prefetch.c
13670 (loop_prefetch_arrays): Fixed a portability problem in printf format
13673 2009-06-09 Martin Jambor <mjambor@suse.cz>
13675 PR tree-optimization/40351
13676 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13677 refrence to a potential artifical subaccess can be constructed.
13679 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13681 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13682 (sh_override_options): Likewise.
13683 * config/sh/sh.c: Include params.h.
13684 (sh_optimization_options): New.
13685 (sh_override_options): Likewise.
13686 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13687 (OVERRIDE_OPTIONS): Use sh_override_options.
13689 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13691 * dwarf2out.c (emit_cfa_remember): New variable.
13692 (add_fde_cfi): If emit_cfa_remember, recurse to add
13693 DW_CFA_remember_state first.
13694 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13695 instead just set emit_cfa_remember.
13697 2009-06-08 Jan Hubicka <jh@suse.cz>
13700 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13702 2009-06-08 Jan Hubicka <jh@suse.cz>
13704 PR middle-end/39834
13705 * cgraphunit.c (save_inline_function_body): Do not copy transform
13706 hooks for saved inline bodies.
13707 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13708 for given function.
13710 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13712 * jump.c (returnjump_p): Handle delayed branches. Add missing
13715 2009-06-08 Jan Hubicka <jh@suse.cz>
13717 PR middle-end/40102
13718 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13719 original node might've been modified.
13720 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13722 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13724 * tree-object-size.c (addr_object_size): Add OSI argument.
13725 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13726 (compute_builtin_object_size, expr_object_size): Adjust callers.
13727 (plus_stmt_object_size): Call addr_object_size instead of
13728 compute_builtin_object_size.
13730 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13731 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13733 * tree-ssa-loop-prefetch.c
13734 (gather_memory_references): Introduced a counter for the number of
13736 (anything_to_prefetch_p): Introduced a counter for the number of
13738 (is_loop_prefetching_profitable): New function with a cost model
13740 (loop_prefetch_arrays): Use the new cost model to determine if
13741 prefetching is profitable.
13742 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13743 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13744 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13745 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13746 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13747 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13749 2009-06-08 Michael Matz <matz@suse.de>
13752 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13753 partitions use the same.
13754 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13755 for basevars of SSA_NAMEs.
13756 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13757 to not expand them twice.
13758 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13761 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13763 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13764 (fdump-final-insns=, gtoggle): New.
13765 * doc/invoke.texi: Document them.
13766 * final.c (rest_of_clean_state): Dump final insn stream.
13767 * gcc.c (invoke_as): Hook in -fcompare-debug.
13768 (static_spec_functions): Add compare-debug-dump-opt,
13769 compare-debug-self-opt and compare-debug-auxbase-opt.
13770 (compare_debug, compare_debug_second, compare_debug_opt): New.
13771 (switches_debug_check, n_switches_debug_check): New.
13772 (debug_auxbase_opt, debug_check_temp_file): New.
13773 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13775 (do_self_spec): Handle arguments after switches.
13776 (do_spec_1): Add .gk extension to temp file basenames for compare.
13777 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13778 (cc1_options): Use it instead of normal auxbase computation for
13779 the second compare-debug compilation.
13780 (compare_files): New.
13781 (main): Set up and implement compare debug mode.
13782 (compare_debug_dump_opt_spec_function): New.
13783 (compare_debug_self_opt_spec_function): New.
13784 (compare_debug_auxbase_opt_spec_function): New.
13785 * toplev.c (process_options): Handle flag_gtoggle,
13786 flag_dump_final_insns.
13787 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13788 during -fcompare-debug-second compilation.
13790 2009-06-07 Ian Lance Taylor <iant@google.com>
13792 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13793 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13795 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13796 with no default node. Change warning with %H to warning_at.
13797 Don't clear warn_switch around case checking.
13798 * doc/invoke.texi (Warning Options): Clarify distinction between
13799 -Wswitch and -Wswitch-enum.
13801 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13803 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13805 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13807 * gbl-ctors.h: Add header guard.
13809 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13811 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13812 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13813 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13814 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13815 prototypes for removed functions.
13816 (expressions_equal_p): Move to ...
13817 * tree-ssa-sccvn.h: ... here and ...
13818 * matrix-reorg.c: ... adjust includes.
13820 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13822 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13824 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13826 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13827 (finish_function): Remove erroneous whitespace.
13829 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13831 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13832 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13834 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13836 * errors.c (internal_error): Commentary typo fix.
13837 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13838 * tree-ssa-pre.c: Ditto.
13840 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13842 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13843 them is supposed to hold actual statements.
13845 2009-06-06 Ian Lance Taylor <iant@google.com>
13847 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13848 empty statements can now have attributes.
13850 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13852 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13853 * config/mips/mips.md: Ditto.
13855 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13857 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13859 (__eabi_uconvert): Likewise.
13861 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13863 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13864 CFI_* definitions with IN_GCC.
13866 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13868 * xcoffout.h (xcoffout_source_line): Update prototype.
13870 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13872 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13873 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13875 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13877 PR middle-end/40340
13878 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13879 inlined_function_outer_scope_p blocks for artificial inlines
13881 * tree.c (tree_nonartificial_location): Rewrite using
13882 block_nonartificial_location.
13884 2009-06-05 Revital Eres <eres@il.ibm.com>
13885 Leehod Baruch <leehod@il.ibm.com>
13887 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13888 (expand_expr_real_1): Remove comment.
13889 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13890 Vectorize misaligned access when the target supports it.
13891 (vect_supportable_dr_alignment): Check for unaligned access support.
13892 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13895 2009-06-05 Julian Brown <julian@codesourcery.com>
13897 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13898 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13900 2009-06-05 Richard Guenther <rguenther@suse.de>
13903 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13904 as possibly unused.
13906 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13908 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13909 (save_gprs): Don't tell unwinder when a global register is saved.
13910 (s390_emit_epilogue): Emit needed epilogue unwind info.
13912 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13914 * dwarf2out.c (deferred_asm_name): New.
13915 (add_name_and_src_coords_attributes): Defer creation of
13916 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13918 (move_linkage_attr): New.
13919 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13922 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13924 * tree-nested.c (finalize_nesting_tree_1): Declare the
13925 frame_decl in the binding tree.
13927 2009-06-04 Cary Coutant <ccoutant@google.com>
13929 * basic-block.h (struct basic_block_def): Add discriminator field.
13930 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13932 * debug.c (do_nothing_debug_hooks): Add additional entry.
13933 (debug_nothing_int_charstar_int): New function.
13934 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13935 (debug_nothing_int_charstar_int): New declaration.
13936 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13937 discriminator value in .loc directive.
13938 * final.c (last_discriminator): New variable.
13939 (discriminator): New variable.
13940 (final_start_function): Initialize above variables, pass current
13941 discriminator to debug hook.
13942 (notice_source_line): Check for discriminator change.
13943 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13944 * sdbout.c (sdbout_source_line): New parameter.
13945 * tree-cfg.c (struct locus_discrim_map): New structure type.
13946 (discriminator_per_locus): New hash table.
13947 (build_gimple_cfg): Allocate and free discriminator hash table.
13948 (make_edges): Call assign_discriminator.
13949 (locus_map_hash): New function.
13950 (locus_map_eq): New function.
13951 (next_discriminator_for_locus): New function.
13952 (same_line_p): New function.
13953 (assign_discriminator): New function.
13954 (make_cond_expr_edges): Call assign_discriminator.
13955 (make_gimple_switch_edges): Likewise.
13956 (first_non_label_stmt): New function.
13957 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13959 * xcoffout.c (xcoffout_source_line): Add new parameter.
13961 * configure.ac (gcc_cv_as_discriminator): New configury check for
13962 gas support for discriminator.
13963 * configure: Regenerate.
13964 * config.in: Regenerate.
13966 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13968 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13969 val after checking for integers.
13971 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13973 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13975 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13976 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13977 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13978 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13979 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13980 X64_SSE_REGPARM_MAX.
13981 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13982 X64_SSE_REGPARM_MAX.
13984 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13986 * gcc.c (report_times_to_file): New.
13987 (execute): Implement it.
13988 (process_command): Support -time=.
13989 * doc/invoke.texi: Document it.
13991 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13993 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13994 that have value exprs.
13996 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13998 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13999 declarations for constants until...
14000 (dw2_output_indirect_constant_1): ... this point.
14002 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14005 * arm.md (arm_addsi3): Don't try to split an add with an
14006 eliminable register until after reload has completed.
14008 2009-06-03 Ian Lance Taylor <iant@google.com>
14010 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14011 * genattrtab.c (write_length_unit_log): Likewise.
14012 * genchecksum.c (dosum): Likewise.
14013 * gengtype.c (write_rtx_next): Likewise.
14014 (finish_root_table, write_roots): Likewise.
14015 * gimple.c (gimple_ops_offset_): Likewise.
14016 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14017 * config/arc/arc.c (arc_attribute_table): Likewise.
14018 * config/arm/arm.c (arm_attribute_table): Likewise.
14019 * config/avr/avr.c (avr_attribute_table): Likewise.
14020 * config/crx/crx.c (crx_attribute_table): Likewise.
14021 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14022 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14023 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14024 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14025 * config/sh/sh.c (sh_attribute_table): Likewise.
14026 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14027 * config/spu/spu.c (spu_attribute_table): Likewise.
14028 * config/v850/v850.c (v850_attribute_table): Likewise.
14030 * config/alpha/alpha.c (vms_attribute_table): Make static.
14031 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14032 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14033 * config/mips/mips.c (mips_attribute_table): Likewise.
14035 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14037 (cc1-checksum.o): Likewise.
14039 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14041 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14043 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14045 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14046 insn if it is changing sp. Use gen_add3_insn instead of
14047 conditionally gen_addsi3 and gen_adddi3.
14048 (offset_below_red_zone_p): New static inline function.
14049 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14050 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14051 * config/rs6000/ppc-asm.h: Include auto-host.h.
14052 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14053 CFI_RESTORE): Define.
14054 * config/rs6000/crtresxgpr.asm: Add unwind info.
14055 * config/rs6000/crtresxfpr.asm: Likewise.
14056 * config/rs6000/crtresgpr.asm: Likewise.
14057 * config/rs6000/crtresfpr.asm: Likewise.
14058 * config/rs6000/crtsavgpr.asm: Likewise.
14059 * config/rs6000/crtsavfpr.asm: Likewise.
14061 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14062 argument of DWARF2_FRAME_REG_OUT macros.
14064 2009-06-03 Julian Brown <julian@codesourcery.com>
14066 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14067 words or less (including TImode) in core registers.
14069 2009-06-03 Richard Guenther <rguenther@suse.de>
14071 PR middle-end/40328
14072 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14074 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14076 * statistics.c (statistics_counter_event): Do not record event
14077 in pass dump if its number == -1.
14078 (curr_statistics_hash): Add assert that we never get passes
14079 with static number == -1.
14081 2009-06-03 Richard Guenther <rguenther@suse.de>
14082 Andrey Belevantsev <abel@ispras.ru>
14084 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14085 non-BLKmode arrays addressable.
14087 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14089 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14090 * config/m68k/m68k.h: ... here.
14092 2009-06-03 Martin Jambor <mjambor@suse.cz>
14094 PR tree-optimization/40323
14095 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14098 2009-06-03 Richard Guenther <rguenther@suse.de>
14100 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14103 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14105 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14106 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14107 JUMP_TABLE_DATA_P where applicable.
14108 * config/sh/sh.c: Ditto.
14109 * config/sh/sh.h: Ditto.
14110 * config/sh/sh.md: Ditto.
14111 * config/sh/symbian.c: Ditto.
14113 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14115 * config/i386/driver-i386.c (describe_cache): Optimize
14116 concatenation of strings. Use snprintf instead of sprintf.
14117 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14118 target when not compiling with GCC.
14120 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14122 * config/sh/sh.c: Revert last change.
14123 (sh_expand_epilogue): Emit a blockage insn before the frame
14124 pointer adjustment unconditionally.
14126 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14128 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14129 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14130 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14131 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14132 to COLLECT_GCC_OPTIONS.
14134 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14136 * collect2.c (target_system_root): New variable.
14137 (main): Handle --sysroot=.
14138 (ignore_library): Strip the sysroot from the library path.
14140 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14142 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14143 (collect2.o): Depend on collect2-aix.h.
14144 (collect2-aix.o): New rule.
14145 * collect2-aix.h: New file.
14146 * collect2-aix.c: Likewise.
14147 * collect2.c: Include collect2-aix.h. Don't undefine
14148 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14149 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14150 Use TARGET_AIX_VERSION instead of _AIX51.
14151 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14152 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14153 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14154 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14155 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14157 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14159 * collect2.c (ignore_library): Avoid premature post-increment
14160 and null deference.
14162 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14164 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14165 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14166 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14167 CROSS_DIRECTORY_STRUCTURE too.
14168 (LINK_LIBG_SPEC): Likewise.
14169 (LIB_SPEC): Add %R to sysroot paths.
14170 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14171 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14172 * config/rs6000/aix51.h: As for aix43.h.
14173 * config/rs6000/aix52.h: Likewise.
14174 * config/rs6000/aix53.h: Likewise.
14175 * config/rs6000/aix61.h: Likewise.
14176 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14177 to the beginning of sysroot paths.
14179 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14181 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14182 INSN_LISTs that are out of the REG_NOTE range.
14184 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14186 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14187 (struct var_to_expand): Likewise.
14188 (struct opt_info): Add head and tail for linked lists of the above.
14189 (analyze_insn_to_expand_var): Initialize next.
14190 (analyze_iv_to_split_insn): Likewise.
14191 (analyze_insns_in_loop): Create linked lists.
14192 (allocate_basic_variable): Simplify for use without hash table.
14193 (insert_var_expansion_initialization): Likewise, make it type-safer.
14194 (combine_var_copies_in_loop_exit): Likewise.
14195 (apply_opt_in_copies): Walk lists rather than hash tables.
14196 (release_var_copies): Simplified and inlined by hand into...
14197 (free_opt_info): ... this function.
14199 2009-06-02 Richard Guenther <rguenther@suse.de>
14201 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14204 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14206 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14207 only for builtins that are not overridden.
14209 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14211 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14214 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14216 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14218 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14220 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14222 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14224 * common.opt (fdump-unnumbered-links): New.
14225 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14226 * print-rtl.c (flag_dump_unnumbered_links): New.
14227 (print_rtx): Test it.
14229 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14231 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14232 push/pop multiple to 8-byte alignment.
14234 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14236 * config/i386/i386.c (queued_cfa_restores): New static variable.
14237 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14239 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14240 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14241 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14242 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14243 note unconditionally.
14244 (ix86_emit_restore_regs_using_mov): Likewise.
14245 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14246 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14247 it through to ix86_emit_restore_reg_using_pop.
14248 (ix86_emit_leave): Add RED_OFFSET argument. Call
14249 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14250 instead of adding REG_CFA_OFFSET note unconditionally.
14251 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14252 the above functions. Call ix86_add_queued_cfa_restore_notes when
14255 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14256 force output of the label even for dwarf2out_do_cfi_asm.
14257 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14258 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14259 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14261 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14262 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14263 dwarf2out_cfi_label callers.
14264 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14265 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14266 Adjust dwarf2out_cfi_label callers.
14267 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14269 * config/i386/i386.h (struct machine_cfa_state,
14270 struct machine_function): Guard with ifndef USED_FOR_TARGET
14271 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14274 * emutls.c (__emutls_get_address): Change arr->size to mean number
14275 of allocated arr->data entries instead of # of slots + 1.
14277 PR middle-end/40316
14278 * recog.c (peep2_reinit_state): New function.
14279 (peephole2_init_state): Use it at the end of a basic block and also
14280 when seeing a RTX_FRAME_RELATED_P insn.
14282 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14284 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14285 fixuns_truncrfdi2): New.
14286 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14287 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14288 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14289 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14290 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14291 *recip_approx): Remove.
14292 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14293 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14294 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14296 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14299 2009-06-01 Ian Lance Taylor <iant@google.com>
14301 * attribs.c (register_attribute): Use CONST_CAST.
14302 * collect2.c (main): Use CONST_CAST2.
14303 (scan_prog_file): Likewise.
14304 * gcc.c (process_command, main): Likewise.
14305 * toplev.c (toplev_main): Likewise.
14307 * c-typeck.c (handle_warn_cast_qual): New static function,
14308 partially broken out of build_c_cast.
14309 (build_c_cast): Call handle_warn_cast_qual.
14310 * doc/invoke.texi (Warning Options): Document new effect of
14313 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14315 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14316 (diagnostic_report_current_module): Print columns.
14317 * common.opt (flag_show_column): Enable by default.
14319 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14321 * alias.c (find_base_term): Check for NULL term before returning.
14323 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14325 Revert due to PR40320:
14326 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14327 * calls.c (emit_library_call_value_1): Don't force_operand for move
14330 2009-06-01 Olivier Hainque <hainque@adacore.com>
14331 Eric Botcazou <ebotcazou@adacore.com>
14333 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14334 to be processed as a bitfield for constructor output purposes.
14335 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14337 * varasm.c (oc_local_state): New type, output_constructor
14338 local state to support communication with helpers.
14339 (oc_outer_state): New type, output_constructor outer state of
14340 relevance in recursive calls.
14341 (output_constructor_array_range): New output_constructor helper,
14342 extracted code for an array range element.
14343 (output_constructor_regular_field): New output_constructor helper,
14344 extracted code for an element that is not a bitfield.
14345 (output_constructor_bitfield): New output_constructor helper,
14346 extracted code for a bitfield element. Accept an OUTER state
14347 argument for recursive processing. Recurse on record or array
14348 CONSTRUCTOR values, possibly past noop conversions.
14349 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14350 VALUE is a valid constant-valued expression for use in a static
14351 bit-field initializer.
14352 (output_constructor): Rework to use helpers. Accept and honor an
14353 OUTER state argument for recursive calls. Return total size. Be
14354 prepared for nested constructors initializing bitfields.
14355 (output_constant): Feed OUTER in calls to output_constructor.
14357 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14359 * calls.c (emit_library_call_value_1): Don't force_operand for move
14362 2009-06-01 Nick Clifton <nickc@redhat.com>
14364 * doc/invoke.texi (IA-64 Options): Fix typo.
14366 2009-06-01 Ira Rosen <irar@il.ibm.com>
14368 PR tree-optimization/39129
14369 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14371 (vect_do_peeling_for_loop_bound): Use
14372 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14373 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14374 (vect_loop_versioning): Likewise.
14375 (vect_create_cond_for_alias_checks): Fix indentation.
14376 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14378 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14379 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14380 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14381 "control flow in loop".
14382 (vect_estimate_min_profitable_iters): Use
14383 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14384 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14385 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14386 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14387 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14388 statement belongs to a group of strided accesses with the exact code
14390 (vectorizable_load): Likewise.
14391 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14392 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14394 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14396 * config/freebsd-stdint.h: New file.
14397 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14398 Add freebsd-stdint.h to tm_file.
14400 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14402 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14403 (thumb2_extendhidi2): Likewise.
14405 2009-05-31 Ian Lance Taylor <iant@google.com>
14407 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14409 2009-05-31 Ian Lance Taylor <iant@google.com>
14411 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14412 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14413 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14415 2009-05-31 Jason Merrill <jason@redhat.com>
14417 * tree-pretty-print.c (print_call_name): Take the callee, not the
14418 call itself. Make non-static. Use dump_function_name for functions.
14419 (dump_generic_node): Adjust.
14420 * diagnostic.h: Declare print_call_name.
14421 * gimple-pretty-print.c (dump_gimple_call): Use it.
14423 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14425 * config/sh/sh.md (ashldi3_std): New define_expand.
14428 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14431 * config/sh/sh.c: Include debug.h.
14432 (sh_expand_epilogue): Emit a blockage insn before the frame
14433 pointer adjustment also when dwarf2out_do_frame returns true.
14435 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14437 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14438 (thumb2_extendqidi2): New pattern.
14440 2009-05-31 Ira Rosen <irar@il.ibm.com>
14442 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14443 mark phis for renaming.
14444 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14445 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14446 Call mark_sym_for_renaming.
14447 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14448 * tree-vect-loop.c (vect_transform_loop): Remove
14449 vect_memsyms_to_rename initialization and a call to
14450 mark_set_for_renaming.
14452 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14454 PR middle-end/40304
14455 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14456 frame related even if !set_cfa && style < 0.
14458 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14460 * config/i386/mingw-tls.c: New file.
14461 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14462 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14463 defining _WIN32 but not __CYGWIN__.
14465 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14467 * configure.ac: Add MPC support.
14469 * config.in, configure: Regenerate.
14471 2009-05-29 Richard Henderson <rth@redhat.com>
14473 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14474 NOTE_INSN_BASIC_BLOCK.
14475 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14476 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14477 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14479 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14481 (add_cfi): Disable check redefining cfa away from drap.
14482 (lookup_cfa_1): Add remember argument; handle remember/restore.
14483 (lookup_cfa): Pass remember argument.
14484 (cfa_remember): New.
14485 (compute_barrier_args_size_1): Remove sibcall check.
14486 (dwarf2out_frame_debug_def_cfa): New.
14487 (dwarf2out_frame_debug_adjust_cfa): New.
14488 (dwarf2out_frame_debug_cfa_offset): New.
14489 (dwarf2out_frame_debug_cfa_register): New.
14490 (dwarf2out_frame_debug_cfa_restore): New.
14491 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14492 (dwarf2out_begin_epilogue): New.
14493 (dwarf2out_frame_debug_restore_state): New.
14494 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14495 DW_CFA_restore_state.
14496 (output_cfi_directive): Likewise.
14497 (convert_cfa_to_fb_loc_list): Likewise.
14498 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14499 * dwarf2out.h: Update.
14500 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14501 (copy_insn_1): Early out for null.
14502 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14503 and dwarf2out_frame_debug_restore_state.
14504 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14505 (prologue_insn_hash, epilogue_insn_hash): New.
14506 (free_after_compilation): Adjust freeing accordingly.
14507 (record_insns): Create hash table if needed; push insns into
14508 hash instead of array.
14509 (maybe_copy_epilogue_insn): New.
14510 (contains): Search hash table instead of array.
14511 (sibcall_epilogue_contains): Remove.
14512 (thread_prologue_and_epilogue_insns): Split eh_return insns
14513 and mark them as epilogues.
14514 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14515 scanning in terms of basic blocks.
14516 * insn-notes.def (CFA_RESTORE_STATE): New.
14517 * jump.c (returnjump_p_1): Accept EH_RETURN.
14518 (eh_returnjump_p_1, eh_returnjump_p): New.
14519 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14520 CFA_REGISTER, CFA_RESTORE): New.
14521 * rtl.def (EH_RETURN): New.
14522 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14524 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14525 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14527 * config/i386/i386.c (gen_push): Update cfa state.
14528 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14529 add a CFA_ADJUST_CFA note.
14530 (ix86_dwarf_handle_frame_unspec): Remove.
14531 (ix86_expand_prologue): Update cfa state.
14532 (ix86_emit_restore_reg_using_pop): New.
14533 (ix86_emit_restore_regs_using_pop): New.
14534 (ix86_emit_leave): New.
14535 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14536 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14537 * config/i386/i386.h (struct machine_cfa_state): New.
14538 (ix86_cfa_state): New.
14539 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14540 (eh_return_internal): Merge from eh_return_<mode>,
14541 use eh_return rtx, split w/ epilogue.
14543 2009-05-29 Ian Lance Taylor <iant@google.com>
14545 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14547 * calls.c (emit_library_call_value_1): Likewise.
14549 * c-typeck.c (c_build_va_arg): New function.
14550 * c-tree.h (c_build_va_arg): Declare.
14551 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14552 instead of build_va_arg.
14554 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14556 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14557 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14558 (ptr_difference_cost): Use affine combinations to compute it.
14559 (difference_cost): Likewise.
14560 (get_computation_cost_at): Compute more accurate cost for addresses
14561 if the ratio is a multiplier allowed in addresses.
14562 For non-addresses, consider that an additional offset or symbol is
14565 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14567 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14568 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14570 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14571 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14572 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14574 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14575 to 1 for TYPE_SSE{IADD1,CVT1}.
14576 (prefix_vex_imm8): Removed.
14577 (length_vex): Only pass 1 as second argument to
14578 ix86_attr_length_vex_default if prefix_extra is 0.
14579 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14580 (length): For prefix vex computation use length_immediate
14581 attribute instead of prefix_vex_imm8.
14582 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14583 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14584 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14585 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14586 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14587 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14588 a space in between the operands.
14589 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14590 if one operand is 0xff and the other one si, di, bp or sp.
14591 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14592 other one si, di, bp or sp.
14593 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14594 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14595 type and mode attributes.
14596 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14597 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14598 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14599 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14600 prefix_data16 attribute iff MODE_DF.
14601 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14602 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14603 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14604 constm128_operand in length_immediate computation.
14605 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14606 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14607 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14608 length_immediate attribute to 1.
14609 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14610 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14611 for certain alternatives.
14612 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14613 prefix_data16 attribute if MODE_V1DF.
14614 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14615 length_immediate to 1.
14616 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14617 length_address to 4, set mode attribute to MODE_DI.
14618 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14619 (fxam<mode>2_i387): Set length attribute to 4.
14620 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14621 *prefetch_3dnow_rex): Override length_address attribute.
14622 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14624 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14625 (constm128_operand): Removed.
14626 * config/i386/i386.c (memory_address_length): For
14627 disp && !index && !base in 64-bit mode account for SIB byte if
14628 print_operand_address can't optimize disp32 into disp32(%rip)
14629 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14630 for fs: or gs: segment.
14631 (ix86_attr_length_immediate_default): When checking if shortform
14632 is possible, truncate immediate to the length of the non-shortened
14634 (ix86_attr_length_address_default): Ignore MEM_P operands
14636 (ix86_attr_length_vex_default): Only check for DImode on
14637 GENERAL_REG_P operands.
14638 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14639 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14640 (sse_cvttps2pi): Clear prefix_rep attribute.
14641 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14643 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14644 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14645 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14646 iff operand 2 is const_int_operand.
14647 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14648 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14649 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14651 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14653 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14654 prefix_data16 attribute for movlpd and movhpd instructions.
14655 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14656 length_immediate for shufpd instruction.
14657 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14658 (avx_cmpp<avxmodesuffixf2c><mode>3,
14659 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14660 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14661 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14662 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14663 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14664 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14665 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14666 prefix_data16 attribute for the first alternative to 1.
14667 (*avx_loadlps): Override length_immediate for the first alternative.
14668 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14669 attributes for second alternative.
14670 (*vec_concatv2sf_sse4_1): Override length_immediate and
14671 prefix_data16 attributes for second alternative.
14672 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14673 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14674 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14675 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14676 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14677 prefix_data16 and length_immediate to 1.
14678 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14680 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14681 prefix_extra attribute for variants that don't have 0f prefix alone.
14682 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14683 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14684 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14685 *sse4_1_pextrd): Set length_immediate to 1.
14686 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14687 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14689 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14690 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14691 length_immediate to 1 for second alternative.
14692 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14693 prefix_extra and length_immediate attributes for the first
14695 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14697 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14698 to 1 for the first and third alternative.
14699 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14701 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14703 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14705 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14706 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14707 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14708 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14709 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14710 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14711 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14712 ssse3_psign<mode>3): Override prefix_rex attribute.
14713 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14714 (ssse3_palignrti): Override length_immediate to 1.
14715 (ssse3_palignrdi): Override length_immediate to 1, override
14716 prefix_rex attribute.
14717 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14718 (sse4a_extrqi): Override length_immediate to 2.
14719 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14720 (sse4a_insertq): Override prefix_data16 to 0.
14721 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14722 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14723 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14724 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14725 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14726 and length_immediate to 1.
14727 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14728 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14729 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14730 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14731 and length_immediate to 1.
14732 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14733 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14734 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14735 avx_ptest256): Override prefix_extra to 1.
14736 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14737 Override prefix_data16 and length_immediate to 1.
14738 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14739 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14740 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14741 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14742 prefix_data16 to 0 and prefix_extra to 2.
14743 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14744 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14746 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14747 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14748 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14749 and prefix_extra to 2.
14750 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14751 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14752 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14753 avx_vpermilvar<mode>3,
14754 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14755 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14756 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14757 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14758 Override prefix_extra to 1.
14759 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14760 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14761 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14762 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14763 prefix_extra and length_immediate to 1.
14764 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14766 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14767 to 1 for the first alternative.
14768 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14769 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14771 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14772 *movv2sf_internal_avx, *movv2sf_internal): Override
14773 prefix_rep attribute for certain alternatives.
14774 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14775 attributes for certain alternatives.
14776 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14777 attributes for certain alternatives.
14778 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14779 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14780 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14781 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14782 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14783 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14784 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14785 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14786 length_immediate to 1 if operand 2 is const_int_operand.
14787 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14788 *vec_extractv2si_1): Set length_immediate attribute to 1.
14789 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14790 using old 3DNOW insn rather than SSE/3DNOW_A.
14791 (mmx_emms, mmx_femms): Clear modrm attribute.
14793 2009-05-29 Martin Jambor <mjambor@suse.cz>
14795 * tree-sra.c: New implementation of SRA.
14797 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14798 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14799 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14800 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14801 (SRA_MAX_STRUCTURE_COUNT): Removed.
14802 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14803 * doc/invoke.texi (sra-max-structure-size): Removed.
14804 (sra-field-structure-ratio): Removed.
14806 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14808 PR middle-end/40291
14809 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14812 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14814 PR rtl-optimization/40101
14815 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14816 seqno. Adjust comment.
14817 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14818 inserting bookkeeping before a jump, the jump is not scheduled.
14819 When no positive seqno found, provide a value. Add comment.
14821 2009-05-29 Richard Guenther <rguenther@suse.de>
14823 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14824 short-cutting on the first component.
14826 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14828 PR middle-end/39958
14829 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14830 for trees other than decls/types.
14832 2009-05-29 Richard Guenther <rguenther@suse.de>
14834 * tree-ssa-operands.c (get_expr_operands): Do not handle
14835 INDIRECT_REFs in the handled-component case. Remove
14836 unused get_ref_base_and_extent case.
14837 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14838 tree_low_cst and host_integerp where possible.
14839 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14840 codes for equivalence.
14841 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14843 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14845 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14846 to tmake_file for i[34567]86-*-cygwin*.
14848 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14851 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14852 (altivec_categorize_keyword, init_vector_keywords,
14853 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14856 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14858 * tree.c (handle_dll_attribute): Check if node is
14859 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14861 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14863 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14865 (thumb2_zero_extendqidi2): Likewise.
14867 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14869 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14870 instead of gen_movrt.
14871 * config/sh/sh.md (movrt): Remove.
14873 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14875 * doc/invoke.texi (IA-64 Options):
14876 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14877 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14878 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14879 -msched-prefer-non-control-spec-insns,
14880 -msched-stop-bits-after-every-cycle,
14881 -msched-count-spec-in-critical-path,
14882 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14883 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14884 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14885 and -msched-spec-verbose.
14887 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14889 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14890 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14892 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14894 2009-05-28 Richard Guenther <rguenther@suse.de>
14896 * tree-ssa-alias.c (ao_ref_init): New function.
14897 (ao_ref_base): Likewise.
14898 (ao_ref_base_alias_set): Likewise.
14899 (ao_ref_alias_set): Likewise.
14900 (refs_may_alias_p_1): Change signature.
14901 (refs_may_alias_p): Adjust.
14902 (refs_anti_dependent_p): Likewise.
14903 (refs_output_dependent_p): Likewise.
14904 (call_may_clobber_ref_p_1): Change signature.
14905 (call_may_clobber_ref_p): Adjust.
14906 (stmt_may_clobber_ref_p_1): New function split out from ...
14907 (stmt_may_clobber_ref_p): ... here.
14908 (maybe_skip_until): Adjust signature.
14909 (get_continuation_for_phi): Likewise.
14910 (walk_non_aliased_vuses): Likewise.
14911 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14912 (ao_ref_init): Declare.
14913 (ao_ref_base): Likewise.
14914 (ao_ref_alias_set): Likewise.
14915 (stmt_may_clobber_ref_p_1): Likewise.
14916 (walk_non_aliased_vuses): Adjust.
14917 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14918 (get_ref_from_reference_ops): remove.
14919 (vn_reference_lookup_2): Adjust signature.
14920 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14921 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14922 (vn_reference_lookup): Adjust.
14923 (vn_reference_insert): Likewise.
14924 (vn_reference_insert_pieces): Adjust signature.
14925 (visit_reference_op_call): Adjust.
14926 * tree-ssa-pre.c (get_expr_type): Simplify.
14927 (phi_translate_1): Adjust.
14928 (compute_avail): Likewise.
14929 (translate_vuse_through_block): Do not re-build trees.
14930 (value_dies_in_block_x): Likewise.
14931 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14933 (vn_reference_lookup_pieces): Adjust declaration.
14934 (vn_reference_insert_pieces): Likewise.
14936 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14938 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14939 with checking disabled.
14941 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14945 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14946 macro definition for support of three-operand format aligned
14947 .comm directive in assembler on cygwin/pe/mingw target OS.
14948 * configure: Regenerate.
14949 * config.h: Regenerate.
14951 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14952 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14953 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14955 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14956 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14958 2009-05-28 Ira Rosen <irar@il.ibm.com>
14960 PR tree-optimization/40254
14961 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14962 in analysis of basic blocks.
14964 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14966 PR middle-end/33699
14967 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14968 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14969 (TARGET_INITIALIZER): Use it.
14970 * cse.c (CHEAPER): Move it up to the other macros.
14971 (insert): Rename this ...
14972 (insert_with_costs): ... to this. Add cost parameters. Update
14974 (insert): New function. Call insert_with_costs.
14975 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14976 find_reg_offset_for_const, try_const_anchors): New functions.
14977 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14978 when using a const-anchor. Call insert_const_anchors.
14979 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14980 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14982 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14984 * tree-inline.c (remap_decls): Enable nonlocalized variables
14985 when not optimizing.
14987 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14989 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14990 Simplify other tests involving optimize.
14992 2009-05-27 Tom Tromey <tromey@redhat.com>
14994 * unwind-dw2.c (_Unwind_DebugHook): New function.
14995 (uw_install_context): Call _Unwind_DebugHook.
14997 2009-05-27 Tom Tromey <tromey@redhat.com>
14999 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15001 2009-05-27 Ian Lance Taylor <iant@google.com>
15003 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15004 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15005 (ALL_LINKERFLAGS): Define.
15006 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15007 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15008 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15009 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15010 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15011 $(LINKER_FOR_BUILD).
15012 (build/gcov-iov$(build_exeext)): Likewise.
15014 2009-05-27 Julian Brown <julian@codesourcery.com>
15016 * gcse.c (target.h): Include.
15017 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15018 copy of argument to a pseudo register.
15020 2009-05-27 Diego Novillo <dnovillo@google.com>
15022 * tree-ssa-live.c (dump_scope_block): Document arguments.
15023 (dump_scope_blocks): Document.
15024 (debug_scope_blocks): New.
15025 * tree-flow.h (debug_scope_blocks): Declare.
15027 2009-05-21 Denis Chertykov <denisc@overta.ru>
15029 * doc/contrib.texi (Contributors): Add myself to the list.
15031 2009-05-27 Olivier Hainque <hainque@adacore.com>
15033 * expr.c (target_align): New function. Alignment the TARGET of an
15034 assignment may be assume to have.
15035 (highest_pow2_factor_for_target): Use it instead of relying on
15036 immediate tree attributes of TARGET, not necessarily honored when
15037 intermediate bitfields are involved.
15039 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15042 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15043 AVX, SSE4, AES, PCLMUL and POPCNT.
15045 2009-05-27 Diego Novillo <dnovillo@google.com>
15047 * tree-pretty-print.c (dump_location): New.
15048 (dump_generic_node): Call it.
15049 Factor code to handle BLOCK nodes ...
15050 (dump_block_node): ... here.
15052 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15054 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15056 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15058 * gcc-plugin.h: Include config.h and system.h.
15059 (IN_GCC): Define if not defined.
15061 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15063 PR middle-end/40249
15064 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15067 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15069 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15071 * config/m32r/m32r.h: Ditto.
15072 * config/m32r/m32r.md: Ditto.
15073 * config/m32r/predicates.md: Ditto.
15075 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15077 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15079 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15082 (Loading plugins): typo.
15083 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15084 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15085 (Interacting with the GCC Garbage Collector): Added new section.
15086 (Giving information about a plugin): Added new section for
15088 * ggc.h (ggc_register_root_tab): Added declaration.
15089 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15090 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15091 (register_callback): Improved comment in declaration.
15092 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15093 (extra_root_vec) Added static variable for dynamic roots registration.
15094 (ggc_register_root_tab) Added new routine.
15095 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15096 PLUGIN_GGC_MARKING event.
15097 * ggc-zone.c: Include plugin.h.
15098 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15099 * ggc-page.c: Include plugin.h.
15100 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15101 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15102 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15103 (register_callback): check lack of callbacks for
15104 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15105 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15106 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15107 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15108 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15109 dependency on plugin.h.
15110 (plugin.o): Added dependency on ggc.h...
15112 2009-05-26 Richard Guenther <rguenther@suse.de>
15114 PR middle-end/40248
15116 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15117 with mismatched comparison modes.
15119 * expr.c (expand_expr_real_1): Expand the operand of a
15120 VIEW_CONVERT_EXPR in its natural mode.
15122 2009-05-26 Ian Lance Taylor <iant@google.com>
15124 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15125 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15126 (ALL_COMPILERFLAGS): Define.
15127 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15128 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15129 (collect2$(exeext), collect2.o): Likewise.
15130 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15131 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15132 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15133 (libbackend.o, intl.o, cppdefault.o): Likewise.
15134 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15135 (build/%.o): Use $(COMPILER_FOR_BUILD).
15136 (build/gen%$(build_exeext)): Likewise.
15137 (build/gcov-iov$(build_exeext)): LIkewise.
15138 * config/t-darwin (darwin.o): Use $(COMPILER).
15139 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15140 * config/t-sol2 (sol2-c.o): Likewise.
15141 (sol2.o): Likewise.
15142 * config/t-vxworks (vxworks.o): Likewise.
15143 * config/x-darwin (host-darwin.o): Likewise.
15144 * config/x-hpux (host-hpux.o): Likewise.
15145 * config/x-linux (host-linux.o): Likewise.
15146 * config/x-solaris (host-solaris.o): Likewise.
15147 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15148 * config/arm/t-arm (arm-c.o): Likewise.
15149 * config/arm/t-pe (pe.o): Likewise.
15150 * config/arm/t-wince-pe (pe.o): Likewise.
15151 * config/i386/t-cygming (winnt.o): Likewise.
15152 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15153 * config/i386/t-cygwin (cygwin1.o): Likewise.
15154 (cygwin2.o): Likewise.
15155 * config/i386/t-i386 (i386-c.o): Likewise.
15156 * config/i386/t-interix (winnt.o): Likewise.
15157 * config/i386/t-netware (netware.o): Likewise.
15158 * config/i386/t-nwld (nwld.o): Likewise.
15159 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15160 * config/i386/x-i386 (driver-i386.o): Likewise.
15161 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15162 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15163 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15164 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15165 * config/mips/x-native (driver-native.o): Likewise.
15166 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15167 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15168 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15169 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15170 * config/score/t-score-elf (score7.o): Likewise.
15171 (score3.o): Likewise.
15172 * config/sh/t-sh (sh-c.o): Likewise.
15173 * config/sh/t-symbian (sh-c.o): Likewise.
15174 (symbian.o): Likewise.
15175 * config/spu/t-spu-elf (spu-c.o): Likewise.
15176 * config/v850/t-v850 (v850-c.o): Likewise.
15177 * config/v850/t-v850e (v850-c.o): Likewise.
15179 2009-05-26 Richard Guenther <rguenther@suse.de>
15181 PR tree-optimization/40122
15182 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15183 VECTOR_CSTs if possible.
15184 (fold_gimple_assign): Likewise.
15186 2009-05-26 Richard Guenther <rguenther@suse.de>
15188 PR middle-end/40252
15189 * fold-const.c (fold_binary): Use the correct types for building
15192 2009-05-26 Richard Guenther <rguenther@suse.de>
15194 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15195 redundant calls to merge_alias_info.
15196 (bump_vector_ptr): Likewise.
15197 * tree-ssa-copy.c (merge_alias_info): Remove.
15198 (replace_exp_1): Remove call to merge_alias_info.
15199 (propagate_tree_value): Likewise.
15200 (fini_copy_prop): Propagate points-to info.
15201 * tree-flow.h (merge_alias_info): Remove.
15203 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15205 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15207 2009-05-25 Jan Hubicka <jh@suse.cz>
15209 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15210 * cgraph.h (struct inline_summary): New filed self_wize,
15211 size_inlining_benefit, self_time and time_inlining_benefit.
15212 (struct cgraph_global_info): Replace insns by time ans size fields.
15213 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15214 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15215 (ipcp_update_callgraph): Do not touch function bodies.
15216 * ipa-inline.c: Include except.h
15217 (MAX_TIME): New constant.
15218 (overall_insns): Remove.
15219 (leaf_node_p): New.
15220 (overall_size, max_benefit): New static variables.
15221 (cgraph_estimate_time_after_inlining): New function.
15222 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15223 (cgraph_clone_inlined_nodes): Update size.
15224 (cgraph_mark_inline_edge): Update size.
15225 (cgraph_estimate_growth): Use size info.
15226 (cgraph_check_inline_limits): Check size.
15227 (cgraph_default_inline_p): Likewise.
15228 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15229 (cgraph_decide_recursive_inlining): Check size.
15230 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15232 (cgraph_decide_inlining): Likewise.
15233 (cgraph_decide_inlining_incrementally): Likewise; honor
15234 PARAM_EARLY_INLINING_INSNS.
15235 (likely_eliminated_by_inlining_p): New predicate.
15236 (estimate_function_body_sizes): New function.
15237 (compute_inline_parameters): Use it.
15238 * except.c (must_not_throw_labels): New function.
15239 * except.h (must_not_throw_labels): Declare.
15240 * tree-inline.c (init_inline_once): Kill inlining_weigths
15241 * tree-ssa-structalias.c: Avoid uninitialized warning.
15242 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15243 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15244 (PARAM_INLINE_CALL_COST): Remove.
15245 (PARAM_EARLY_INLINING_INSNS): New.
15247 2009-05-25 Richard Guenther <rguenther@suse.de>
15249 PR tree-optimization/36327
15250 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15251 callback for reference translation or lookup at the point of may-defs.
15252 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15253 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15254 for union COMPONENT_REFs.
15255 (vn_reference_lookup_3): New callback. Lookup from memset
15256 and CONSTRUCTOR assignment, translate through struct copies.
15257 (vn_reference_lookup_pieces): Make sure to not free the
15258 passed operands array. Adjust walk_non_aliased_vuses call.
15259 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15260 make sure we do not leak memory.
15262 2009-05-25 Richard Guenther <rguenther@suse.de>
15264 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15265 * tree-inline.c (expand_call_inline): Reset the escaped and
15266 callused solutions.
15267 * tree-ssa-structalias.c (pass_build_ealias): New.
15268 * tree-pass.h (pass_build_ealias): Declare.
15269 * passes.c (init_optimization_passes): Add PTA during
15270 early optimizations.
15271 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15272 and CALLUSED solutions.
15273 (dump_points_to_solution): New function, split out from ...
15274 (dump_points_to_info_for): ... here.
15275 * tree-parloops.c (parallelize_loops): Reset the escaped and
15276 callused solutions.
15278 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15281 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15282 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15284 2009-05-25 Ira Rosen <irar@il.ibm.com>
15286 PR tree-optimization/40238
15287 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15288 statements after basic block's labels.
15289 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15290 to free the allocated memory.
15292 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15294 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15295 return address with a USE.
15297 2009-05-24 Richard Guenther <rguenther@suse.de>
15299 PR middle-end/40233
15300 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15301 array type from the main variant of the inner type.
15303 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15305 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15306 definition to bool (from int) to un-break build.
15307 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15309 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15311 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15312 discard_stmt_changes): Delete.
15313 * tree-ssa-operands.c (scb_stack): Delete.
15314 (init_ssa_operands): Do not initialize it.
15315 (fini_ssa_operands): Do not free it.
15316 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15318 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15319 update_stmt, remove the others. Fix comments.
15320 * tree-dfa.c (optimize_stack_restore): Likewise.
15321 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15322 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15323 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15324 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15326 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15327 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15328 (dom_opt_finalize_block): Likewise, adjusting access to
15330 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15331 (stmts_to_rescan): Change item type to gimple.
15332 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15334 2009-05-24 Ira Rosen <irar@il.ibm.com>
15336 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15337 * tree-pass.h (pass_slp_vectorize): New pass.
15338 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15339 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15340 * tree-vectorizer.c (timevar.h): Include.
15341 (user_vect_verbosity_level): Declare.
15342 (vect_location): Fix comment.
15343 (vect_set_verbosity_level): Update user_vect_verbosity_level
15344 instead of vect_verbosity_level.
15345 (vect_set_dump_settings): Add an argument. Ignore user defined
15346 verbosity if dump flags require higher level of verbosity. Print to
15347 stderr only for loop vectorization.
15348 (vectorize_loops): Update call to vect_set_dump_settings.
15349 (execute_vect_slp): New function.
15350 (gate_vect_slp): Likewise.
15351 (struct gimple_opt_pass pass_slp_vectorize): New.
15352 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15353 access its members.
15354 (vec_info_for_bb): New function.
15355 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15356 (VECTORIZATION_ENABLED): New macro.
15357 (SLP_ENABLED, SLP_DISABLED): Likewise.
15358 (vect_is_simple_use): Add bb_vec_info argument.
15359 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15360 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15361 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15362 vect_schedule_slp, vect_analyze_slp): Likewise.
15363 (vect_analyze_stmt): Add slp_tree argument.
15364 (find_bb_location): Declare.
15365 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15366 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15367 (vect_analyze_loop_operations, vect_analyze_loop,
15368 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15369 vect_finalize_reduction, vectorizable_reduction,
15370 vectorizable_live_operation, vect_transform_loop): Likewise.
15371 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15372 skip evolution analysis if analyzing a basic block.
15373 (dr_analyze_indices): Likewise.
15374 (initialize_data_dependence_relation): Skip the test whether the
15375 object is invariant for basic blocks.
15376 (compute_all_dependences): Skip dependence analysis for data
15377 references in basic blocks.
15378 (find_data_references_in_stmt): Don't fail in case of invariant
15379 access in basic block.
15380 (find_data_references_in_bb): New function.
15381 (find_data_references_in_loop): Move code to
15382 find_data_references_in_bb and add a call to it.
15383 (compute_data_dependences_for_bb): New function.
15384 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15385 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15387 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15388 unknown dependence in basic block and fail in case of dependence in
15390 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15391 dependence instances from either loop or basic block vectorization
15393 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15394 before calling nested_in_vect_loop_p.
15395 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15396 dependence instances from either loop or basic block vectorization
15398 (vect_verify_datarefs_alignment): Likewise.
15399 (vect_enhance_data_refs_alignment): Adjust function calls.
15400 (vect_analyze_data_refs_alignment): Likewise.
15401 (vect_analyze_group_access): Fix printing. Skip different checks if
15402 DR_STEP is 0. Keep strided stores either in loop or basic block
15403 vectorization data structure. Fix indentation.
15404 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15406 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15407 dependence instances from either loop or basic block vectorization
15409 (vect_analyze_data_refs): Update comment. Call
15410 compute_data_dependences_for_bb to analyze basic blocks.
15411 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15412 case of loop vectorization. In case of basic block vectorization use
15413 data-ref itself as a base.
15414 (vect_create_data_ref_ptr): In case of basic block vectorization:
15415 don't advance the pointer, add new statements before the current
15416 statement. Adjust function calls.
15417 (vect_supportable_dr_alignment): Support only aligned accesses in
15418 basic block vectorization.
15419 * common.opt (ftree-slp-vectorize): New flag.
15420 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15421 (vect_pattern_recog_1): Likewise.
15422 * tree-vect-stmts.c (process_use): Likewise.
15423 (vect_init_vector): Add new statements in the beginning of the basic
15424 block in case of basic block SLP.
15425 (vect_get_vec_def_for_operand): Adjust function calls.
15426 (vect_finish_stmt_generation): Likewise.
15427 (vectorizable_call): Add assert that it is loop vectorization, adjust
15429 (vectorizable_conversion, vectorizable_assignment): Likewise.
15430 (vectorizable_operation): In case of basic block SLP, take
15431 vectorization factor from statement's type and skip the relevance
15432 check. Adjust function calls.
15433 (vectorizable_type_demotion): Add assert that it is loop
15434 vectorization, adjust function calls.
15435 (vectorizable_type_promotion): Likewise.
15436 (vectorizable_store): Check for outer loop only in case of loop
15437 vectorization. Adjust function calls. For basic blocks, skip the
15438 relevance check and don't advance pointers.
15439 (vectorizable_load): Likewise.
15440 (vectorizable_condition): Add assert that it is loop vectorization,
15441 adjust function calls.
15442 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15443 that it is not reduction, get vector type, call only supported
15444 functions, skip loop specific parts.
15445 (vect_transform_stmt): Check for outer loop only in case of loop
15447 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15448 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15449 for external definition.
15450 * passes.c (pass_slp_vectorize): New pass.
15451 * tree-vect-slp.c (find_bb_location): New function.
15452 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15453 check for patterns only in loops.
15454 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15455 case of multiple types in basic block SLP.
15456 (vect_mark_slp_stmts_relevant): New function.
15457 (vect_supported_load_permutation_p): Fix comment.
15458 (vect_analyze_slp_instance): Add argument. In case of basic block
15459 SLP, take vectorization factor from statement's type, check that
15460 unrolling factor is 1. Adjust function call. Save SLP instance in
15461 either loop or basic block vectorization structure. Return FALSE,
15463 (vect_analyze_slp): Add argument. Get strided stores groups from
15464 either loop or basic block vectorization structure. Return FALSE
15465 if basic block SLP failed.
15466 (new_bb_vec_info): New function.
15467 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15468 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15469 (vect_schedule_slp): Add argument. Get SLP instances from either
15470 loop or basic block vectorization structure. Set vectorization factor
15471 to be 1 for basic block SLP.
15472 (vect_slp_transform_bb): New function.
15473 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15475 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15477 * final.c (shorten_branches): Do not align labels for jump tables.
15478 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15480 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15482 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15483 Remove outdated reference to flow.c and fix nits.
15484 * doc/gccint.texi: Tweak RTL description.
15485 * doc/rtl.texi: Likewise.
15487 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15489 * config/avr/avr.c: Change my email address.
15490 * config/avr/avr.h: Likewise.
15491 * config/avr/avr.md: Likewise.
15492 * config/avr/avr-protos.h: Likewise.
15493 * config/avr/libgcc.S: Likewise.
15495 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15497 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15498 (spu_split_load, spu_split_store): Change return type to int.
15499 (spu_split_convert): Declare.
15500 * config/spu/predicates.md (spu_mem_operand): Remove.
15501 (spu_mov_operand): Update.
15502 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15503 * config/spu/spu.c (regno_aligned_for_load): Remove.
15504 (reg_aligned_for_addr, spu_expand_load): Define.
15505 (spu_expand_extv): Reimplement and handle MEM.
15506 (spu_expand_insv): Handle MEM.
15507 (spu_sched_reorder): Handle insn's with length 0.
15508 (spu_legitimate_address_p): Reimplement.
15509 (store_with_one_insn_p): Return TRUE for any mode with size
15510 larger than 16 bytes.
15511 (address_needs_split): Define.
15512 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15514 (spu_convert_move): Define.
15515 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15516 (spu_split_store): Change all MEM's to TImode.
15517 (spu_init_expanders): Preallocate registers that correspond to
15518 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15520 (spu_split_convert): Define.
15521 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15522 (_move<mode>, _movdi, _movti): Update predicate and condition.
15523 (load, store): Change to define_split.
15524 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15526 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15527 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15528 define_insn_and_split of lshr<mode>3.
15529 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15530 (<v>ashr<mode>3_imm): Define.
15531 (extv, extzv, insv): Allow MEM operands.
15532 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15533 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15534 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15535 (_spu_convert2): Change to define_insn_and_split and remove the
15536 corresponding define_peephole2.
15537 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15538 Change predicates to memory_operand.
15540 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15542 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15544 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15546 PR tree-optimization/40219
15547 * tree.c (iterative_hash_expr): Make sure the builtin function is
15548 a normal builtin function and not a front end or back end builtin
15549 before indexing into the built_in_decls array.
15551 2009-05-22 Richard Guenther <rguenther@suse.de>
15553 PR middle-end/38964
15554 * alias.c (write_dependence_p): Do not use TBAA for answering
15555 anti-dependence or output-dependence.
15556 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15557 (emit_pointer_definition): Remove.
15558 (emit_alias_warning): Likewise.
15559 (find_what_var_points_to): Remove TBAA pruning code.
15560 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15562 (compute_points_to_sets): Remove code computing the set of
15563 dereferenced pointers.
15564 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15565 oracle for querying anti and output dependencies.
15566 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15567 if TBAA may be applied.
15568 (refs_anti_dependent_p): New function.
15569 (refs_output_dependent_p): Likewise.
15570 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15571 (refs_output_dependent_p): Likewise.
15572 * doc/tree-ssa.texi (Memory model): New section.
15573 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15574 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15575 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15576 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15577 * expr.c (expand_expr_real_1): Likewise.
15578 * gimple-low.c (lower_stmt): Likewise.
15579 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15580 (dump_gimple_cdt): Remove.
15581 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15582 (gimple_size): Likewise.
15583 (walk_gimple_op): Likewise.
15584 (is_gimple_stmt): Likewise.
15585 (walk_stmt_load_store_addr_ops): Likewise.
15586 (gimple_build_cdt): Remove.
15587 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15588 * gimple.h (gimple_cdt_new_type): Remove.
15589 (gimple_cdt_new_type_ptr): Likewise.
15590 (gimple_cdt_set_new_type): Likewise.
15591 (gimple_cdt_location): Likewise.
15592 (gimple_cdt_location_ptr): Likewise.
15593 (gimple_cdt_set_location): Likewise.
15594 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15595 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15596 GIMPLE_CHANGE_DYNAMIC_TYPE.
15597 (verify_types_in_gimple_stmt): Likewise.
15598 * tree-inline.c (estimate_num_insns): Likewise.
15599 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15600 (copy_decl_to_var): Likewise.
15601 (copy_result_decl_to_var): Likewise.
15602 * tree-pretty-print.c (dump_generic_node): Do not handle
15603 CHANGE_DYNAMIC_TYPE_EXPR.
15604 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15605 * tree-ssa-operands.c (get_expr_operands): Likewise.
15606 * tree-ssa-structalias.c (struct variable_info): Remove
15607 no_tbaa_pruning member.
15608 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15609 (unify_nodes): Do not copy it.
15610 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15611 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15612 (set_uids_in_ptset): Do not check it.
15613 (find_what_var_points_to): Likewise.
15614 (compute_tbaa_pruning): Remove.
15615 (compute_points_to_sets): Do not call it.
15616 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15617 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15618 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15619 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15620 (DECL_NO_TBAA_P): Likewise.
15621 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15622 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15623 (expand_omp_atomic_pipeline): Do not set it.
15624 * print-tree.c (print_node): Do not dump it.
15625 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15628 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15631 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15634 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15636 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15639 2009-05-22 Ben Elliston <bje@au.ibm.com>
15641 * Makefile.in (bversion.h, s-bversion): New targets.
15642 (TOPLEV_H): Add bversion.h.
15643 * toplev.h: Include "bversion.h".
15644 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15645 the __format__ attribute only if compiling with the same version
15646 of GCC as the sources (the "build version").
15648 2009-05-22 Ben Elliston <bje@au.ibm.com>
15650 * c-format.c (handle_format_attribute): Fix comment typo.
15652 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15655 * config/ia64/ia64.opt (mfused-madd): New.
15656 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15657 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15658 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15659 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15660 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15661 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15662 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15663 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15664 instruction if !TARGET_FUSED_MADD.
15665 (fpma, fpms): Remove colon from name.
15667 2009-05-22 Richard Guenther <rguenther@suse.de>
15669 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15670 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15671 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15673 (create_expression_by_pieces): Only convert if necessary.
15674 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15675 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15677 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15679 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15680 regular pattern from a template and rename it ...
15681 (*extzv_truncsi_exts): ... to this.
15683 2009-05-21 Richard Guenther <rguenther@suse.de>
15685 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15686 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15687 (cgraph_default_inline_p): Likewise.
15688 (cgraph_decide_inlining_incrementally): Likewise.
15690 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15691 Uros Bizjak <ubizjak@gmail.com>
15693 * config/i386/cpuid.h (bit_MOVBE): New.
15695 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15697 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15698 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15699 (ix86_handle_option): Handle OPT_mmovbe.
15700 (ix86_target_string): Add -mmovbe.
15701 (pta_flags): Add PTA_MOVBE.
15702 (processor_alias_table): Add PTA_MOVBE to "atom".
15703 (override_options): Handle PTA_MOVBE.
15705 * config/i386/i386.h (TARGET_MOVBE): New.
15707 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15708 (*bswapsi_movbe): New.
15709 (*bswapdi_movbe): Likewise.
15710 (bswapdi2): Renamed to ...
15711 (*bswapdi_1): This.
15712 (bswapdi2): New expander.
15714 * config/i386/i386.opt (mmovbe): New.
15716 * doc/invoke.texi: Document -mmovbe.
15718 2009-05-21 Taras Glek <tglek@mozilla.com>
15720 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15721 * gcc-plugin.h (plugin_init): Updated signature.
15722 * gcc-plugin.h (plugin_name_args): Moved to this header.
15723 * doc/plugins.texi (plugin_init): Updated documention to reflect
15725 * doc/plugins.texi (plugin_name_args): Added to documention.
15727 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15729 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15730 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15732 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15734 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15735 JUMP_TABLE_DATA_P predicates where applicable.
15736 * config/i386/predicates.md: Ditto.
15737 * config/i386/sse.md: Ditto.
15739 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15741 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15742 operand2 -128 override length_immediate attribute to 1.
15743 * config/i386/predicates.md (constm128_operand): New predicate.
15745 * config/i386/i386.c (memory_address_length): Handle %r12
15746 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15748 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15749 mode look through optional ZERO_EXTEND and SUBREG.
15750 * config/i386/i386.md (R12_REG): New define_constant.
15751 (prefix_data16): For sse unit set also for MODE_TI insns.
15752 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15753 insns set if operand 1 is ext_QIreg_operand.
15754 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15755 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15757 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15758 mode from MODE_DI to MODE_SI.
15759 (movdi_1_rex64): Override modrm and length_immediate attributes
15760 only for movabs (TYPE_IMOV, alternative 2).
15761 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15762 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15763 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15764 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15765 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15766 prefix_rex attribute if DImode.
15767 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15768 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15769 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15770 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15771 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15772 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15773 Likewise. For TYPE_IMOV clear length_immediate attribute.
15774 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15775 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15776 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15777 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15778 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15779 or one operand TYPE_ISHIFT.
15780 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15781 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15782 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15783 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15784 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15785 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15786 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15787 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15788 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15789 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15790 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15791 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15792 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15793 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15794 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15795 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15796 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15797 set mode attribute, don't override length attribute.
15798 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15800 (return_internal_long): Set length attribute to 2 instead of 1.
15801 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15802 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15803 prefix_rex attribute.
15804 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15806 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15808 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15810 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15812 2009-05-20 Ian Lance Taylor <iant@google.com>
15814 * tree.c (build_tree_list_vec_stat): New function.
15815 (ctor_to_vec): New function.
15816 (build_nt_call_vec): New function.
15817 (build_call_array): Change args to be a const pointer.
15818 (build_call_vec): New function.
15819 * tree.h (build_nt_call_vec): Declare.
15820 (build_tree_list_vec_stat): Declare.
15821 (build_tree_list_vec): Define.
15822 (build_call_array): Update declaration.
15823 (build_call_vec): Declare.
15824 (ctor_to_vec): Declare.
15825 * c-common.c (tree_vector_cache): New static variable.
15826 (make_tree_vector): New function.
15827 (release_tree_vector): New function.
15828 (make_tree_vector_single): New function.
15829 (make_tree_vector_copy): New function.
15830 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15831 (make_tree_vector_single, make_tree_vector_copy): Declare.
15832 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15833 (c_parser_expr_list): Don't manage cache here, instead call
15835 (c_parser_release_expr_list): Remove static function.
15836 (c_parser_vec_to_tree_list): Remove static function.
15837 (c_parser_attributes): Call build_tree_list_vec instead of
15838 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15839 c_parser_release_expr_list.
15840 (c_parser_postfix_expression_after_primary): Likewise.
15841 (c_parser_objc_keywordexpr): Likewise.
15843 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15845 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15846 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15847 TARGET_CONVERT_TO_TYPE.
15848 * hooks.c (hook_tree_const_tree_null): Define.
15849 * hooks.h (hook_tree_const_tree_null): Declare.
15850 * target.h (struct gcc_target): Add invalid_parameter_type,
15851 invalid_return_type, promoted_type, and convert_to_type fields.
15852 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15853 (TARGET_INVALID_RETURN_TYPE): Define.
15854 (TARGET_PROMOTED_TYPE): Define.
15855 (TARGET_CONVERT_TO_TYPE): Define.
15856 (TARGET_INITIALIZER): Update for new fields.
15857 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15858 (grokparms): Check targetm.invalid_parameter_type.
15859 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15860 * c-convert.c (convert): Check targetm.convert_to_type.
15862 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15864 * config/mips/mips.md (*extenddi_truncate<mode>,
15865 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15867 (*extendhi_truncateqi): New define_insn_and_sptit.
15869 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15871 PR middle-end/40204
15872 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15873 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15875 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15877 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15878 the operand of VIEW_CONVERT_EXPR.
15880 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15882 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15883 extended family and model for Intel processors. Support Intel Atom.
15885 2009-05-20 Olivier Hainque <hainque@adacore.com>
15887 * gstab.h (stab_code_type): Define, to be used instead of the
15888 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15890 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15891 occurrences by stab_code_type.
15892 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15894 2009-05-20 Martin Jambor <mjambor@suse.cz>
15896 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15897 (sra_insert_before): Likewise.
15898 (sra_insert_after): Likewise.
15899 (sra_init_cache): Likewise.
15900 (sra_type_can_be_decomposed_p): Likewise.
15901 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15902 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15903 (sra_insert_before): Likewise.
15904 (sra_insert_after): Likewise.
15905 (sra_init_cache): Likewise.
15906 (insert_edge_copies_seq): Made static and moved upwards.
15908 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15911 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15913 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15914 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15917 2009-05-20 Richard Guenther <rguenther@suse.de>
15919 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15920 with mismatched comparison modes.
15922 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15924 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15925 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15926 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15927 with shifts for Thumb2.
15928 (orsi_notsi): New for orn.
15929 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15930 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15931 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15932 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15933 Don't invert remainder for IOR.
15935 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15937 PR tree-optimization/40087
15938 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15939 number_of_iterations_ne): Rename never_infinite argument.
15940 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15941 number_of_iterations_le): Handle pointer-type ivs when
15942 exit_must_be_taken is false.
15943 (number_of_iterations_cond): Do not always assume that
15944 exit_must_be_taken if the control variable is a pointer.
15946 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15948 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15949 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15951 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15953 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15954 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15956 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15959 * c.opt (Wlogical-op): Disabled by default.
15960 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15962 * doc/invoke.texi (Wlogical-op): Likewise.
15964 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15966 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15968 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15969 Propagate the type of the first operand.
15970 <ASSERT_EXPR>: Simplify.
15971 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15972 Rewrite using the RHS code as discriminant.
15973 <NOP_EXPR>: Turn into CASE_CONVERT.
15974 <PLUS_EXPR>: Propagate the type of the first operand.
15976 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15978 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15979 (ia64_dconst_0_375): New.
15980 * config/ia64/ia64.c (ia64_override_options): Remove
15981 -minline-sqrt-min-latency warning.
15982 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15983 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15984 * config/ia64/ia64.md (*sqrt_approx): Remove.
15985 (sqrtsf2): Remove #if 0.
15986 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15987 (sqrtdf): Remove assert.
15988 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15989 (sqrtxf2): Remove #if 0.
15990 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15991 * div.md (sqrt_approx_rf): New.
15992 (sqrtsf2_internal_thr): New implementation.
15993 (sqrtsf2_internal_lat): New.
15994 (sqrtdf2_internal_thr: New implementation.
15995 (sqrtxf2_internal): New implementation.
15997 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15998 Hans-Peter Nilsson <hp@axis.com>
16000 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16001 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16002 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16003 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16004 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16005 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16006 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16007 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16008 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16009 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16010 * c-common.c: ...from here.
16012 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16014 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16016 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16018 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16020 2009-05-19 Ben Elliston <bje@au.ibm.com>
16022 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16023 assignments with memcpy calls.
16024 (add_fdes): Likewise.
16025 (binary_search_unencoded_fdes): Likewise.
16026 (linear_search_fdes): Eliminate type puns.
16028 2009-05-19 Richard Guenther <rguenther@suse.de>
16030 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16031 not falsely claim to have propagated into all uses.
16033 2009-05-19 Ben Elliston <bje@au.ibm.com>
16035 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16038 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16040 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16041 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16042 (TARGET_LEGITIMATE_ADDRESS_P): New.
16043 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16044 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16046 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16049 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16050 child of the containing namespace's DIE.
16052 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16054 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16055 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16056 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16059 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16062 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16063 gen_align with gen_pad.
16064 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16065 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16067 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16068 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16070 * config/i386/i386.md (align): Renamed to ...
16071 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16072 ASM_OUTPUT_MAX_SKIP_PAD.
16074 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16076 * config.gcc: Fix variable syntax.
16079 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16080 before calling exact_log2.
16081 (output_iorsi3): Likewise.
16082 (output_xorsi3): Likewise.
16084 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16086 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16087 for the none zero constant operand except for EQ and NE
16088 comprisons even when the first operand is R0.
16090 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16092 * config/s390/2064.md: Remove trailing whitespaces.
16093 * config/s390/2084.md: Likewise.
16094 * config/s390/constraints.md: Likewise.
16095 * config/s390/fixdfdi.h: Likewise.
16096 * config/s390/libgcc-glibc.ver: Likewise.
16097 * config/s390/s390-modes.def: Likewise.
16098 * config/s390/s390-protos.h: Likewise.
16099 * config/s390/s390.c: Likewise.
16100 * config/s390/s390.h: Likewise.
16101 * config/s390/s390.md: Likewise.
16102 * config/s390/tpf-unwind.h: Likewise.
16104 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16106 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16108 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16111 * configure.ac (m68k-*-*): Check if binutils support TLS.
16112 * configure: Regenerate.
16113 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16114 * config/m68k/constraints.md (Cu): New constraint.
16115 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16116 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16117 (movsi): Handle TLS symbols.
16118 (addsi3_5200): Handle XTLS symbols, indent.
16119 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16120 (m68k_tls_reference_p): Declare.
16121 (m68k_legitimize_address): Declare.
16122 (m68k_unwrap_symbol): Declare.
16123 * config/m68k/m68k.opt (mxtls): New option.
16124 * config/m68k/m68k.c (ggc.h): Include.
16125 (m68k_output_dwarf_dtprel): Implement hook.
16126 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16127 (m68k_expand_prologue): Load GOT pointer when function needs it.
16128 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16129 (m68k_legitimate_constant_address_p): Same.
16130 (m68k_decompose_address): Handle TLS references.
16131 (m68k_get_gp): New static function.
16132 (enum m68k_reloc): New contants.
16133 (TLS_RELOC_P): New macro.
16134 (m68k_wrap_symbol): New static function.
16135 (m68k_unwrap_symbol): New function.
16136 (m68k_final_prescan_insn_1): New static function.
16137 (m68k_final_prescan_insn): New function.
16138 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16140 (legitimize_pic_address): Handle TLS references..
16141 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16142 (m68k_libcall_value_in_a0_p)
16143 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16144 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16145 (m68k_legitimize_tls_address): Handle TLS references.
16146 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16148 (m68k_legitimize_address): Handle TLS symbols.
16149 (m68k_get_reloc_decoration): New static function.
16150 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16152 (m68k_output_dwarf_dtprel): Implement hook.
16153 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16154 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16155 m68k_call_* routines.
16156 (sched_attr_op_type): Handle TLS symbols.
16157 (gt-m68k.h): Include.
16158 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16159 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16161 2009-05-18 Martin Jambor <mjambor@suse.cz>
16163 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16164 (visit_store_addr_for_mod_analysis): New function.
16165 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16166 (determine_cst_member_ptr): Use gimple_assign_single_p.
16167 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16168 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16169 operands. Don't check number of operands of a NOP_EXPR.
16171 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16173 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16175 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16178 * c-common.c (warn_logical_operator): Don't warn if one of
16179 expression isn't always true or false.
16181 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16183 * config/i386/biarch32.h: New file.
16184 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16186 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16188 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16189 *zero_extend<mode>_truncqi): Merge these into ...
16190 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16191 Name the pattern following this as *zero_extendhi_truncqi.
16193 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16195 PR middle-end/39301
16196 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16197 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16198 (output_info): Make field HOST_WIDEST_INT.
16199 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16200 (dump_bitmat_statistics): Same.
16202 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16204 * config.gcc (use_gcc_stdint): Set to wrap.
16205 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16206 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16207 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16208 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16209 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16210 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16211 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16212 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16214 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16216 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16218 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16219 Move definitions earlier.
16220 (OPT_ARCH64, OPT_ARCH32): Define.
16221 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16224 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16227 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16230 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16232 * arm.md (movdi2): Copy non-reg values to DImode registers.
16234 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16237 * final.c (label_to_max_skip): New function.
16238 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16239 CODE_LABEL_NUMBER <= max_labelno.
16240 * output.h (label_to_max_skip): New prototype.
16241 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16242 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16243 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16244 Handle CODE_LABELs with >= 16 byte alignment or with
16245 max_skip == (1 << align) - 1.
16246 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16247 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16250 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16251 .p2align 3 if MAX_SKIP is smaller than 7.
16252 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16254 2009-05-15 Ian Lance Taylor <iant@google.com>
16256 * alias.c (struct alias_set_entry_d): Rename from struct
16257 alias_set_entry. Change all uses.
16258 * except.c (struct call_site_record_d): Rename from struct
16259 call_site_record. Change all uses.
16260 * except.h (struct eh_region_d): Rename from struct eh_region.
16262 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16264 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16265 ivtype_map_elt. Change all uses.
16266 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16268 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16269 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16271 (struct sese_d): Rename from struct sese. Change all uses.
16272 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16273 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16274 * optabs.h (struct optab_d): Rename from struct optab. Change all
16276 (struct convert_optab_d): Rename from struct convert_optab.
16278 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16279 ipa_opt_pass. Change all uses.
16280 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16283 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16284 defined as a typedef.
16285 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16288 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16291 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16293 (merge_ranges): Returns bool.
16294 * tree.h (make_range): .. to here.
16295 (build_range_check): Likewise.
16296 (merge_ranges): Likewise. Renamed from merge_ranges.
16297 * c-typeck.c (parser_build_binary_op): Update calls to
16298 warn_logical_operator.
16299 * c-common.c (warn_logical_operator): Add new warning.
16300 * c-common.h (warn_logical_operator): Update declaration.
16302 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16304 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16306 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16308 * doc/install.texi: Document MPC requirements, flags etc.
16310 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16311 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16312 Evaluate constant arguments.
16313 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16314 (fold_builtin_1): Likewise, also evaluate constant arguments.
16315 Remove superfluous break.
16316 (do_mpc_ckconv): New.
16317 * real.h: Include mpc.h.
16318 * toplev.c (print_version): Output MPC version info if available.
16320 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16322 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16324 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16326 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16329 2009-05-15 Jan Hubicka <jh@suse.cz>
16331 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16332 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16333 (try_inline): Fix return value.
16334 (cgraph_decide_inlining_incrementally): Honor new value.
16335 (cgraph_early_inlining): Handle indirect inlining.
16336 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16338 2009-05-15 Jan Hubicka <jh@suse.cz>
16340 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16341 * cgraphunit.c (cgraph_finalize_function): Set it.
16342 (cgraph_expand_function): Use it.
16344 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16346 * real.c (encode_ieee_half): Define.
16347 (decode_ieee_half): Define.
16348 (ieee_half_format): Define.
16349 (arm_half_format): Define.
16350 * real.h (ieee_half_format): Declare.
16351 (arm_half_format): Declare.
16353 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16355 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16356 swapped, and reversed optabs exist before trying to use them.
16358 2009-05-15 Paul Brook <paul@codesourcery.com>
16359 Sandra Loosemore <sandra@codesourcery.com>
16361 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16362 loads. Allow PRE_DEC.
16363 (output_move_neon): Handle PRE_DEC.
16364 (arm_print_operand): Add 'A' for neon structure loads.
16365 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16366 * config/arm/neon.md (neon_mov): Update comment.
16367 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16369 (Um): New constraint.
16371 2009-05-15 Jan Hubicka <jh@suse.cz>
16373 Revert the following patch until testsuite fallout is fixed:
16374 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16375 * cgraph.h (struct inline_summary): New filed self_wize,
16376 size_inlining_benefit, self_time and time_inlining_benefit.
16377 (struct cgraph_global_info): Replace insns by time ans size fields.
16378 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16379 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16380 (ipcp_update_callgraph): Do not touch function bodies.
16381 * ipa-inline.c: Include except.h
16382 (MAX_TIME): New constant.
16383 (overall_insns): Remove
16384 (overall_size, max_benefit): New static variables.
16385 (cgraph_estimate_time_after_inlining): New function.
16386 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16387 (cgraph_clone_inlined_nodes): Update size.
16388 (cgraph_mark_inline_edge): Update size.
16389 (cgraph_estimate_growth): Use size info.
16390 (cgraph_check_inline_limits): Check size.
16391 (cgraph_default_inline_p): Likewise.
16392 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16393 (cgraph_decide_recursive_inlining): Check size.
16394 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16396 (cgraph_decide_inlining): Likewise.
16397 (cgraph_decide_inlining_incrementally): Likewise; honor
16398 PARAM_EARLY_INLINING_INSNS.
16399 (likely_eliminated_by_inlining_p): New predicate.
16400 (estimate_function_body_sizes): New function.
16401 (compute_inline_parameters): Use it.
16402 * except.c (must_not_throw_labels): New function.
16403 * except.h (must_not_throw_labels): Declare.
16404 * tree-inline.c (init_inline_once): Kill inlining_weigths
16405 * tree-ssa-structalias.c: Avoid uninitialized warning.
16406 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16407 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16408 (PARAM_INLINE_CALL_COST): Remove.
16409 (PARAM_EARLY_INLINING_INSNS): New.
16411 2009-05-15 Richard Guenther <rguenther@suse.de>
16413 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16414 not TODO_update_ssa.
16416 2009-05-15 Richard Guenther <rguenther@suse.de>
16418 PR tree-optimization/39999
16419 * gimple.h (gimple_expr_type): Use the expression type looking
16420 through useless conversions.
16421 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16422 (vn_nary_op_insert_stmt): Likewise.
16423 (simplify_binary_expression): Likewise.
16425 2009-05-15 Richard Guenther <rguenther@suse.de>
16427 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16428 New options, enabled by default.
16429 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16431 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16432 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16433 * tree-ssa-structalias.c (gate_tree_pta): New function.
16434 (pass_build_alias): Use it.
16436 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16438 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16439 recurse on an invariant address if a conversion from a pointer
16440 type to a wider integer type is involved.
16442 2009-05-15 Jan Hubicka <jh@suse.cz>
16444 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16445 * cgraph.h (struct inline_summary): New filed self_wize,
16446 size_inlining_benefit, self_time and time_inlining_benefit.
16447 (struct cgraph_global_info): Replace insns by time ans size fields.
16448 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16449 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16450 (ipcp_update_callgraph): Do not touch function bodies.
16451 * ipa-inline.c: Include except.h
16452 (MAX_TIME): New constant.
16453 (overall_insns): Remove
16454 (overall_size, max_benefit): New static variables.
16455 (cgraph_estimate_time_after_inlining): New function.
16456 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16457 (cgraph_clone_inlined_nodes): Update size.
16458 (cgraph_mark_inline_edge): Update size.
16459 (cgraph_estimate_growth): Use size info.
16460 (cgraph_check_inline_limits): Check size.
16461 (cgraph_default_inline_p): Likewise.
16462 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16463 (cgraph_decide_recursive_inlining): Check size.
16464 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16466 (cgraph_decide_inlining): Likewise.
16467 (cgraph_decide_inlining_incrementally): Likewise; honor
16468 PARAM_EARLY_INLINING_INSNS.
16469 (likely_eliminated_by_inlining_p): New predicate.
16470 (estimate_function_body_sizes): New function.
16471 (compute_inline_parameters): Use it.
16472 * except.c (must_not_throw_labels): New function.
16473 * except.h (must_not_throw_labels): Declare.
16474 * tree-inline.c (init_inline_once): Kill inlining_weigths
16475 * tree-ssa-structalias.c: Avoid uninitialized warning.
16476 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16477 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16478 (PARAM_INLINE_CALL_COST): Remove.
16479 (PARAM_EARLY_INLINING_INSNS): New.
16480 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16481 (inline-call-cost): Remove.
16482 (early-inlining-insns): New.
16484 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16486 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16488 (print_int_cst_bounds_in_octal_p): Likewise.
16489 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16491 * dwarf2out.c (base_type_die): Likewise.
16492 (is_subrange_type): Delete.
16493 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16494 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16495 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16496 if the destination type is boolean.
16497 (build_range_check): Do not special-case subtypes.
16498 (fold_sign_changed_comparison): Likewise.
16499 (fold_unary): Likewise.
16500 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16501 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16502 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16503 * tree.c (subrange_type_for_debug_p): New predicate based on the
16504 former is_subrange_type.
16505 * tree.h (subrange_type_for_debug_p): Declare.
16506 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16507 (convert_affine_scev): Remove call to above function.
16508 (chrec_convert_aggressive): Likewise.
16509 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16510 false for conversions involving subtypes.
16511 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16512 (vrp_val_min): Likewise.
16513 (needs_overflow_infinity): Likewise.
16514 (extract_range_from_unary_expr): Likewise.
16516 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16518 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16519 * config/frv/frv.c: Likewise.
16520 * config/s390/s390.c: Likewise.
16521 * config/sparc/sparc.h: Likewise.
16522 * config/i386/i386.h: Likewise.
16523 * config/i386/i386.c: Likewise.
16524 * config/crx/crx.c: Likewise.
16525 * config/m68hc11/m68hc11.h: Likewise.
16526 * config/iq2000/iq2000.c: Likewise.
16527 * config/mn10300/mn10300.h: Likewise.
16528 * config/mn10300/mn10300.c: Likewise.
16529 * config/m68k/m68k.c: Likewise.
16530 * config/rs6000/rs6000.c: Likewise.
16531 * config/rs6000/xcoff.h: Likewise.
16532 * config/rs6000/linux64.h: Likewise.
16533 * config/rs6000/sysv4.h: Likewise.
16534 * config/score/score3.c: Likewise.
16535 * config/score/score7.c: Likewise.
16536 * config/score/score.c: Likewise.
16537 * config/arm/arm.md: Likewise.
16538 * config/mips/mips.c: Likewise.
16539 * config/mips/mips.md: Likewise.
16540 * config/bfin/bfin.h: Likewise.
16541 * config/pa/pa.c: Likewise.
16542 * config/pa/constraints.md: Likewise.
16544 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16545 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16546 * config/pdp11/pdp11.h: Use memory_address_p instead.
16548 2009-05-14 Ian Lance Taylor <iant@google.com>
16550 * passes.c (finish_optimization_passes): Change i to int.
16551 * plugin.c (plugins_active_p): Change event to int.
16552 (dump_active_plugins): Likewise.
16553 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16555 * tree.c (tree_range_check_failed): Change c to unsigned int.
16556 (omp_clause_range_check_failed): Likewise.
16557 (build_common_builtin_nodes): Change mode to int. Add cast.
16558 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16559 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16561 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16562 ++ or -- with a variable of enum type.
16564 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16567 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16569 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16571 * store-motion.c: Do not include params.h
16572 * Makefile.in: Fix dependencies for various files.
16574 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16576 * auto-inc-dec.c: Fix pass description, remove apparent
16577 accidental duplication.
16579 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16581 PR middle-end/40147
16582 * ipa-utils.h (memory_identifier_string): Moved to ...
16583 * tree.h (memory_identifier_string): Here. Add GTY(()).
16585 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16587 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16588 in the former documentation of...
16589 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16590 * ira-conflicts.c (get_dup_num): Use address_operand.
16591 * targhooks.c (default_legitimate_address_p): New.
16592 * targhooks.h (default_legitimate_address_p): New.
16593 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16595 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16596 * target.h (struct target): Add legitimate_address_p.
16597 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16598 (TARGET_INITIALIZER): Include it.
16600 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16601 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16602 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16603 (TARGET_LEGITIMATE_ADDRESS_P): New.
16605 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16606 (REG_OK_STRICT_P): Delete.
16607 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16608 (frv_legitimate_address_p_1): ... this.
16609 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16610 (frv_legitimate_address_p_1): ... the renamed old
16611 frv_legitimate_address_p.
16612 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16613 (TARGET_LEGITIMATE_ADDRESS_P): New.
16615 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16616 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16617 * config/s390/s390.c (legitimate_address_p): Rename to...
16618 (s390_legitimate_address_p): ... this, make static.
16619 (legitimize_address): Adjust call.
16620 (TARGET_LEGITIMATE_ADDRESS_P): New.
16621 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16623 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16624 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16625 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16626 (TARGET_LEGITIMATE_ADDRESS_P): New.
16628 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16629 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16630 * config/spu/spu.c (spu_legitimate_address): Rename to...
16631 (spu_legitimate_address_p): ... this, make static.
16632 (TARGET_LEGITIMATE_ADDRESS_P): New.
16634 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16635 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16636 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16637 (sparc_legitimate_address_p): ... this, make static and return bool.
16638 (legitimize_address): Adjust call.
16639 (TARGET_LEGITIMATE_ADDRESS_P): New.
16641 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16642 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16643 * config/i386/i386.c (legitimate_address_p): Rename to...
16644 (ix86_legitimate_address_p): ... this, make static.
16645 (constant_address_p): Move after it, adjust call.
16646 (TARGET_LEGITIMATE_ADDRESS_P): New.
16648 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16649 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16650 * config/avr/avr.c (legitimate_address_p): Rename to...
16651 (avr_legitimate_address_p): ... this, make static.
16652 (legitimize_address): Adjust call.
16653 (TARGET_LEGITIMATE_ADDRESS_P): New.
16655 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16656 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16657 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16658 (TARGET_LEGITIMATE_ADDRESS_P): New.
16660 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16661 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16662 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16663 (TARGET_LEGITIMATE_ADDRESS_P): New.
16665 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16666 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16668 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16670 (TARGET_LEGITIMATE_ADDRESS_P): New.
16672 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16673 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16675 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16677 (m68hc11_legitimate_address_p): ... this, make static.
16678 (go_if_legitimate_address_internal): Rename to...
16679 (m68hc11_legitimate_address_p_1): ... this.
16680 (legitimize_address): Adjust call.
16681 (TARGET_LEGITIMATE_ADDRESS_P): New.
16683 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16684 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16685 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16686 (TARGET_LEGITIMATE_ADDRESS_P): New.
16688 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16689 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16690 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16691 (mn10300_legitimate_address_p): ... this, make static.
16692 (TARGET_LEGITIMATE_ADDRESS_P): New.
16694 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16695 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16696 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16697 (TARGET_LEGITIMATE_ADDRESS_P): New.
16699 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16700 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16701 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16702 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16703 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16704 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16705 (rs6000_legitimate_address_p): ... this, make static.
16706 (TARGET_LEGITIMATE_ADDRESS_P): New.
16707 (REG_MODE_OK_FOR_BASE_P): Delete.
16708 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16710 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16711 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16713 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16714 static, adjust types.
16715 (TARGET_LEGITIMATE_ADDRESS_P): New.
16717 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16718 * config/score/score.c (score_address_p): Rename to...
16719 (score_legitimate_address_p): ... this.
16720 (TARGET_LEGITIMATE_ADDRESS_P): New.
16721 * config/score/score3.c (score3_address_p): Rename to...
16722 (score3_legitimate_address_p): ... this.
16723 * config/score/score7.c (score7_address_p): Rename to...
16724 (score7_legitimate_address_p): ... this.
16726 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16727 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16728 GO_IF_LEGITIMATE_ADDRESS): Delete.
16729 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16730 thumb2_legitimate_address_p): Delete.
16731 (arm_legitimate_address_p): Rename to...
16732 (arm_legitimate_address_outer_p): ... this.
16733 * config/arm/constraints.md ("Uq"): Adjust call.
16734 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16735 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16737 (arm_legitimate_address_outer_p): ... this.
16738 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16740 (TARGET_LEGITIMATE_ADDRESS_P): New.
16742 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16743 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16744 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16745 (TARGET_LEGITIMATE_ADDRESS_P): New.
16747 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16748 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16749 * config/vax/vax.c (legitimate_address_p): Rename to...
16750 (vax_legitimate_address_p): ... this, make static.
16751 (TARGET_LEGITIMATE_ADDRESS_P): New.
16753 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16754 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16755 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16756 (TARGET_LEGITIMATE_ADDRESS_P): New.
16758 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16759 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16760 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16761 (mmix_legitimate_address_p): ... this, make static.
16762 (TARGET_LEGITIMATE_ADDRESS_P): New.
16764 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16765 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16766 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16767 (TARGET_LEGITIMATE_ADDRESS_P): New.
16769 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16771 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16772 of MODE_COMPLEX_INT.
16774 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16776 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16777 LCT_NORMAL in function call.
16778 * mips-tdump.c (print_file_desc): Add cast to enum type.
16779 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16780 (mark_stabs): Add casts to enum types.
16781 (parse_stabs_common): Add casts to enum types.
16783 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16785 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16786 Check for invalid values of LETTER.
16788 2009-05-13 Taras Glek <tglek@mozilla.com>
16790 * attribs.c (register_attribute): moved out attribute registration
16791 into register_attribute.
16792 * doc/plugins.texi: Documented register_attribute and
16794 * gcc-plugin.h: Added forward decl for register_attribute.
16795 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16796 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16797 PLUGIN_ATTRIBUTES boilerplate.
16799 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16801 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16802 values even in sentinel and empty entries.
16803 (ms_printf_flag_specs): Likewise.
16804 (ms_scanf_flag_specs): Likewise.
16805 (ms_strftime_flag_specs): Likewise.
16806 (ms_print_char_table): Likewise.
16807 (ms_scan_char_table): Likewise.
16808 (ms_time_char_table): Likewise.
16810 2009-05-13 Doug Kwan <dougkwan@google.com>
16812 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16814 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16816 * config/mips/mips.md (store): Add attributes for QI and HI.
16818 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16819 (truncdi<mode>2): ... this new pattern.
16821 2009-05-13 Brad Hards <bradh@kde.org>
16823 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16825 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16826 Ben Elliston <bje@au.ibm.com>
16828 PR middle-end/40035
16829 * dse.c (check_mem_read_rtx): Guard against width == -1.
16831 2009-05-13 Michael Matz <matz@suse.de>
16833 PR middle-end/39976
16834 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16835 (trivially_conflicts_p): New function.
16836 (insert_backedge_copies): Use it.
16838 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16840 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16841 (handle_stdc_pragma): Use new enum constant names.
16842 (handle_pragma_float_const_decimal64): Ditto.
16844 2009-05-13 Ian Lance Taylor <iant@google.com>
16846 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16849 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16851 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16852 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16854 * config/m68k/m68k.h (FL_UCLINUX): Define.
16856 2009-05-13 Jan Hubicka <jh@suse.cz>
16858 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16860 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16862 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16863 unless -fschedule-insns is specified.
16865 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16868 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16869 TARGET_EXPAND_CBRANCHDI4.
16870 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16871 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16872 (cmpeqdi): Fix comment.
16874 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16876 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16877 (sh_legitimate_address_p): Likewise.
16878 * config/sh/sh.c (sh_legitimate_index_p): New.
16879 (sh_legitimate_address_p): Likewise.
16880 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16881 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16882 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16883 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16884 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16885 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16886 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16887 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16888 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16890 2009-05-12 Jan Hubicka <jh@suse.cz>
16892 * tree-inline.c (estimate_operator_cost): Add operands;
16893 when division happens by constant, it is cheap.
16894 (estimate_num_insns): Loads and stores are not having cost of 0;
16895 EH magic stuff is cheap; when computing runtime cost of switch,
16896 use log2 base of amount of its cases; builtin_expect has cost of 0;
16897 compute cost for moving return value of call.
16898 (init_inline_once): Initialize time_based flags.
16899 * tree-inline.h (eni_weights_d): Add time_based flag.
16901 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16903 * df-core.c: Update head documentation.
16905 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16908 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16909 shadowing exisiting variable op1.
16911 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16914 * config/i386/driver-i386.c (processor_signatures): New enum.
16915 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16916 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16917 processor signature to detect geode processor.
16919 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16923 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16925 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16926 causes spurious differences between trunk and cond-optab branch.
16928 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16930 * dojump.c (compare_from_rtx): Delete.
16931 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16932 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16933 if the comparison does not satisfy the predicate; test predicates for
16934 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16935 further if one existing pattern fails.
16936 * expr.h (compare_from_rtx): Delete.
16937 (prepare_operand): Declare it.
16938 * optabs.c: Change "lib call" to "libcall" throughout.
16939 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16940 HAVE_conditional_trap, emit_cmp_insn): Delete.
16941 (can_compare_p): Delete cmp_optab case.
16942 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16943 Accept other parameters by value.
16944 (prepare_operand): Make non-static.
16945 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16946 other parameters by value. Try to widen operands here based on
16947 an optab_methods argument and looking at cbranch_optab.
16948 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16949 loop. Use cbranch_optab directly.
16950 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16951 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16953 (emit_conditional_move, emit_conditional_add): Inline what's needed
16954 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16955 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16956 with COMPARE. Move cmov_optab and cstore_optab above
16957 with cbranch_optab, move cmp_optab down with ucmp_optab,
16958 remove tst_otpab. Do not initialize trap_rtx.
16959 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16960 for trap code. Do not check HAVE_conditional_trap. Use
16961 prepare_cmp_insn. Accept no predicate for operand 3.
16962 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16963 (OTI_ctrap, ctrap_optab): New.
16964 (tst_optab): Delete.
16965 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16966 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16967 with lookup of ctrap_optab.
16968 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16970 (ctrap_optab): New.
16972 * combine.c (combine_simplify_rtx, simplify_set): Do not
16973 special case comparing against zero for cc0 machines.
16974 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16975 COMPARE on cc0 machines.
16976 (simplify_relational_operation): Return a new expression when
16977 a COMPARE could be removed.
16978 * final.c (final_scan_insn): Compare cc_status values
16979 against LHS of a (compare FOO (const_int 0)) cc0 source.
16980 Also check if cc_status.value is the full compare.
16982 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16983 (cstoreMM4): Document.
16984 (conditional_trap): Document ctrapMM4 instead.
16985 (sync_compare_and_swapMM): Refer to cbranchcc4.
16986 (Dependent Patterns): Eliminate obsolete information referring to
16987 the old jump optimization phase.
16988 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16989 of compares with 0 on cc0 machines.
16990 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16991 avoiding references to cc0. Remove text about storing operands
16993 * doc/tm.texi (Condition Codes): Include blurb on different
16994 condition code representations, separate into subsections for
16995 CC0, MODE_CC and conditional execution.
16997 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16998 alpha_emit_setcc): Accept operands and a machine mode.
16999 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17000 Get code/op0/op1 from operands, use machine mode argument
17001 instead of alpha_compare.fp_p. Emit the branch here.
17002 (alpha_emit_setcc): Likewise, and return boolean.
17003 (alpha_emit_conditional_move): Likewise. Assert that
17004 cmp_op_mode == cmp_mode, and simplify accordingly.
17005 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17006 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17007 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17009 (stack probe test): Use cbranchdi4.
17010 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17012 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17013 * config/arc/arc.h (movsicc, movsfcc): Use it.
17014 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17015 (cbranchsi4, cstoresi4): New.
17016 (cmpsi, bCC and sCC expanders): Remove.
17018 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17019 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17020 * config/arm/predicates.md (arm_comparison_operator): Only include
17021 floating-point operators if there is a hardware floating-point unit.
17022 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17023 deferring to cbranch_cc and cstore_cc respectively.
17024 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17025 cbranch_cc, cstore_cc): New.
17026 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17028 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17030 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17031 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17033 (adjust_insn_length): Adjust calls.
17034 (avr_reorg): Handle (compare (foo) (const_int 0)).
17035 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17036 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17037 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17038 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17040 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17041 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17043 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17044 (cbranchsi4, cstorebi4, cstoresi4): New.
17045 (movbisi): This insn is duplicate, split it to zero_extend.
17046 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17047 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17048 (bfin_optimize_loop): Use cbranch expander.
17049 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17050 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17051 (bfin_bimode_comparison_operator): ... this.
17052 (bfin_direct_comparison_operator): New.
17054 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17055 inside (compare FOO (const_int 0)).
17056 (cris_rtx_costs): Handle ZERO_EXTRACT.
17057 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17058 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17059 (*tstdi_v32): Delete.
17060 (*cmpdi_non_v32): Add M alternative for operand 1.
17061 (cmpsi, cmp<mode>): Make private.
17062 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17064 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17066 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17067 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17068 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17069 (cc_reg_operand): New.
17070 (any_cond): Delete.
17071 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17072 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17073 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17074 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17075 crx_expand_scond): Delete.
17077 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17079 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17080 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17082 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17083 cstoresi4, cstoresf4, cstoredf4): New.
17084 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17085 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17086 Receive the entire operands array.
17087 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17088 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17089 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17090 Get test/op0/op1 from the operands array.
17091 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17093 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17094 (h8300_expand_store): New.
17095 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17097 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17098 (h8300_expand_store): New.
17099 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17100 or do not try to produce (set (cc0) REG).
17101 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17102 change a compare into a move to a scratch register. Disable some
17103 peepholes when comparing with zero.
17104 (tstsi, tsthi, tstsi, cmpqi): Make private.
17106 (bCC, sCC): Delete.
17107 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17110 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17111 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17112 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17113 (ix86_emit_i387_log1p): Use cbranchxf2.
17114 (ix86_expand_setcc): Return void.
17115 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17116 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17117 cmp<MODEF>, cmpcc): Remove.
17118 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17119 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17120 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17121 (sCC and bCC expanders): Remove.
17122 (stack_protect_test): Use cbranchcc4.
17124 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17126 (ia64_expand_compare): Accept three rtx by reference and return void.
17127 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17128 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17129 from *expr. Update *expr with the BImode comparison to do.
17130 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17131 cmptf, bCC, sCC, conditional_trap): Delete.
17132 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17133 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17134 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17135 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17136 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17138 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17139 type of last argument.
17140 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17141 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17142 use machine mode argument instead of branch_type. Remove dead
17143 code for floating-point comparisons.
17144 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17145 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17147 (cbranchsi4, cstoresi4): New.
17148 * config/iq2000/predicates.md (reg_or_const_operand): New.
17150 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17151 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17152 (b<code>_op): Rewrite to...
17153 (bcc_op): ... this, using match_operator.
17154 (s<code>_op): Rewrite to...
17155 (scc_op): ... this, using match_operator.
17156 (s<code>_24_op): Rewrite to...
17157 (scc_op_24): ... this, using match_operator.
17158 (s<code>_<mode>): Rewrite to...
17159 (cstore<mode>4): ... this, using match_operator.
17160 (s<code>_<mode>_24): Rewrite to...
17161 (cstore<mode>4_24): ... this, using match_operator.
17162 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17163 m32c_unpend_compare, m32c_expand_scc): Delete.
17164 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17165 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17166 (m32c_expand_movcc): Change NE to EQ if necessary.
17167 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17169 * config/m32r/m32r-protos.h (gen_cond_store): New.
17170 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17171 (gen_cond_store): New, from sCC patterns.
17172 (m32r_expand_block_move): Use cbranchsi4.
17173 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17174 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17175 (cbranchsi4, cstoresi4): New.
17177 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17179 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17180 (m68hc11_notice_update_cc): Look into a compare with 0.
17181 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17183 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17184 cmphi, cmpqi, bCC): Delete.
17185 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17186 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17187 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17190 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17191 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17192 * config/m68k/constraints.md (H): New.
17193 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17194 the define_insn below.
17195 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17196 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17197 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17198 patterns): Wrap RHS with COMPARE.
17199 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17200 (*cmpdi_internal): Name this pattern.
17201 (cmpdi): Change to define_insn.
17202 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17203 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17204 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17206 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17207 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17208 (conditional_trap): Change to...
17209 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17210 (*conditional_trap): Use the ordered_comparison_operator and
17211 const1_operand predicates.
17212 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17213 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17214 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17215 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17217 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17218 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17219 (mcore_gen_compare): New.
17220 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17221 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17222 (mcore_gen_compare): ... this.
17223 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17224 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17225 (stack probe pattern): Use cbranchsi4.
17227 * config/mips/predicates.md (mips_cstore_operator): New.
17228 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17229 * config/mips/mips.md (any_cond): Delete.
17230 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17232 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17233 fixuns_truncsfdi2): Use cbranch patterns.
17234 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17235 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17236 Adjust call to mips_expand_conditional_branch.
17237 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17239 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17240 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17241 * config/mips/mips.c (cmp_operands): Delete.
17242 (mips_emit_compare): Get comparison operands from *op0/*op1.
17243 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17244 that it succeeds. Use op0/op1 instead of cmp_operands.
17245 (mips_expand_conditional_branch, mips_expand_conditional_move,
17246 mips_expand_conditional_trap): Likewise.
17247 (mips_block_move_loop): Use cbranch patterns.
17248 * config/mips/mips.h (cmp_operands): Delete.
17250 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17251 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17252 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17253 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17254 (*cmpcc_folded): Rename to...
17255 (*cmpdi_folded): this.
17256 (*cmpcc): Rename to...
17258 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17261 (cbranchdf4): New. Handle invalid comparisons here.
17262 * config/mmix/predicates.md (float_comparison_operator): New.
17264 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17265 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17266 * config/mn10300/mn10300.md (tst): Delete.
17267 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17268 Name these patterns and wrap RHS in a compare.
17269 (*cmpsi): Make this pattern private. Include tst.
17270 (*cmpsf): Make this pattern private.
17271 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17272 (compare with zero peepholes): Likewise.
17274 (cbranchsi4, cbranchsf4): New.
17275 (casesi): Use cbranchsi4.
17277 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17278 hppa_branch_type): Delete.
17279 (return_addr_rtx): Use cbranchsi4.
17280 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17281 Emit CCFPmode comparison here.
17282 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17283 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17284 hppa_branch_type): Delete.
17285 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17286 (movsicc, movdicc): Remove references to hppa_compare_op0,
17287 hppa_compare_op1 and compare_from_rtx.
17288 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17289 (casesi): Use cbranchsi4.
17291 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17292 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17293 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17294 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17295 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17297 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17298 (*branch, *branch_inverted): New.
17300 * config/picochip/picochip.md (cbranchhi4): Use
17301 ordered_comparison_operator.
17302 (cmphi, bCC): Remove.
17304 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17305 (trap_comparison_operator): Delete.
17306 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17307 rs6000_emit_cbranch): Accept mode and operands.
17308 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17309 rs6000_compare_fp_p): Delete.
17310 (rs6000_generate_compare): Accept mode and comparison. Extract code
17311 and op0/op1 from there. Replace references to rs6000_compare_op0
17312 and rs6000_compare_op1.
17313 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17314 extract result from passed operands.
17315 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17316 extract loc from passed operands.
17317 (rs6000_emit_cmove): Likewise.
17318 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17319 rs6000_compare_fp_p): Delete.
17320 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17321 (cbranch<GPR>4, cbranch<FP>4): New.
17322 (cstore<mode>4): New. Consolidate here all choices about when to use
17323 portable or specialized sCC sequences.
17324 (stack_protect_test): Use cbranchsi4.
17325 (conditional_trap): Replace with ctrap<GPR>4.
17326 (conditional trap insn): Replace trap_comparison_operator with
17327 ordered_comparison_operator.
17329 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17330 (s390_emit_prologue): Use ctrap.
17331 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17332 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17333 New predicates replacing...
17334 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17335 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17336 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17337 (add<mode>cc): Do not use s390_compare_op0/op1.
17338 (s<code>): Change to...
17339 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17340 (seq): Change to...
17341 (cstorecc4): ... this. Handle EQ or NE equally.
17342 (*sne): Un-privatize for use in cstorecc4.
17343 (b<code>): Change to...
17344 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17345 (conditional_trap): Replace with...
17346 (ctrap<GPR>4, ctrap<FP>4): ... these.
17347 (stack_protect): Use cbranchcc4.
17349 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17350 * config/score/score-protos.h (score_gen_cmp): Delete.
17351 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17352 (score_block_move-loop): Use cbranchsi4.
17353 * config/score/score.md (cbranchsi4): New.
17354 (cmpsi, bCC): Delete.
17355 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17356 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17357 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17358 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17359 * config/score/score3.h (score3_gen_cmp): Delete.
17360 * config/score/score7.h (score7_gen_cmp): Delete.
17362 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17363 (sh_emit_scc_to_t): ... this. Return void.
17364 (from_compare): Rename to...
17365 (sh_emit_compare_and_branch): ... this.
17366 (sh_emit_compare_and_set): New.
17367 (sh_expand_t_scc): Accept operands.
17368 * config/sh/predicates.md (sh_float_comparison_operator): New.
17369 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17370 (prepare_scc_operands): Rename to...
17371 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17373 (sh_emit_cheap_store_flag): New.
17374 (sh_emit_set_t_insn): New.
17375 (from_compare): Rename to...
17376 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17377 handling of TARGET_SH2E floating point to avoid recursive call.
17378 Generate branch here.
17379 (sh_emit_compare_and_set): New.
17380 (sh_expand_t_scc): Get op0/op1 from arguments.
17381 (sh_emit_cheap_store_flag): New.
17382 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17384 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17385 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17386 (movsicc, movdicc): Do nothing when it recreated operands from
17387 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17388 prepare_scc_operands (now sh_emit_scc_to_t).
17389 (udivdi3): Use cstoresi4.
17390 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17391 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17392 (cbranchint4_media, cbranchfp4_media): New.
17393 (casesi): Use cbranchdi4.
17394 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17396 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17397 (movnegt): Remove second operand.
17398 (cbranchsf4, cbranchdf4): New.
17399 (stack_protect): Use cbranchdi4/cbranchsi4.
17401 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17402 (gen_compare_reg): Accept comparison, extract part of it to...
17403 (gen_compare_reg_1): ... this.
17404 (gen_compare_operator): Delete.
17405 (gen_v9_scc): Accept separate destination, comparison code and arms.
17406 Do not use sparc_compare_op0/sparc_compare_op1.
17407 (emit_scc_insn, emit_conditional_branch_insn): New.
17408 (emit_v9_brxx): Make static. Remove useless assertion.
17409 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17411 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17412 * config/sparc/sparc-protos.h (gen_compare_reg,
17413 sparc_emit_float_lib_cmp): Adjust prototype.
17414 (emit_scc_insn, emit_conditional_branch_insn): New.
17415 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17416 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17417 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17418 iterators to the top.
17419 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17420 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17421 snedi_special_trunc): Delete.
17422 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17423 and snedi_special_trunc.
17424 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17425 cbranchdi4, cbranch<F:mode>4): New.
17426 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17427 here. Use gen_compare_reg instead of gen_compare_operator.
17428 (conditional_trap): Replace with...
17429 (ctrapsi4, ctrapdi4): ... this.
17430 (stack_protect_test): Use cbranchcc4.
17432 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17434 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17435 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17436 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17437 from operands[0] or operands[3] depending on is_set.
17438 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17439 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17440 cmpdf, bCC), sCC: Remove.
17441 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17442 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17444 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17445 spu_emit_branch_or_set.
17447 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17449 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17450 xstormy16_compare_op1): Delete.
17451 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17452 xstormy16_compare_op1): Delete.
17453 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17455 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17456 (cmphi, cmpsi, bCC): Remove.
17458 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17459 (*cmpsi): ... this one.
17460 (cbranchsi4, cstoresi4): New.
17461 (bCC expanders): Delete.
17462 (sCC insns): Fold into...
17463 (*setcc): ... this one.
17464 (casesi): Do not use gen_cmpsi and gen_bgtu.
17465 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17466 (movsicc): Simplify.
17467 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17469 * config/vax/vax-protos.h (cond_name): New.
17470 (vax_output_conditional_branch): Remove.
17471 * config/vax/vax.c (cond_name): New.
17472 (vax_output_conditional_branch): Remove.
17473 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17474 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17475 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17476 (bit<VAXint>): Wrap source with (compare).
17477 (b<code> and following unnamed pattern): Rename to *branch and
17478 *branch_reversed. Change macroization to match_operator.
17479 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17481 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17482 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17483 Change last argument to machine_mode.
17484 (xtensa_expand_scc): Add machine_mode argument.
17485 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17486 (gen_conditional_move, xtensa_expand_conditional_branch,
17487 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17488 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17489 Adjust operand numbers.
17490 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17492 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17493 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17494 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17496 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17498 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17499 causes spurious differences between trunk and cond-optab branch.
17501 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17504 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17506 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17508 * tree.c (iterative_hash_pointer): Delete.
17509 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17510 Hash UIDs and versions of SSA names. Don't special-case built-in
17511 function declarations.
17513 2009-05-11 Ian Lance Taylor <iant@google.com>
17516 * graphite.c: Force -Wc++-compat to only be a warning before
17517 #including "cloog/cloog.h".
17519 2009-05-11 Martin Jambor <mjambor@suse.cz>
17521 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17523 2009-05-11 Jan Hubicka <jh@suse.cz>
17525 * tree-ssa-loop-ivcanon.c: Include target.h
17526 (struct loop_size): new structure.
17527 (constant_after_peeling): New predicate.
17528 (tree_estimate_loop_size): New function.
17529 (estimated_unrolled_size): Rewrite for new estimates.
17530 (try_unroll_loop_completely): Use new estimates.
17531 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17533 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17535 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17536 libcpp interface change.
17537 (spu_macro_to_expand): Likewise.
17539 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17541 PR tree-optimization/40026
17542 * gimplify.c (gimplify_init_constructor): Change initial conditional
17543 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17544 optimize_compound_literals_in_ctor.
17546 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17548 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17550 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17552 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17554 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17555 HOST_WIDE_INT for gap.
17557 2009-05-11 Ira Rosen <irar@il.ibm.com>
17559 PR tree-optimization/40074
17560 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17561 account in group size and step comparison.
17563 2009-05-11 Richard Guenther <rguenther@suse.de>
17565 * passes.c (init_optimization_passes): Strip now incorrect comment.
17566 (execute_function_todo): Do not set PROP_alias.
17567 * tree-pass.h (PROP_alias): Remove.
17568 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17569 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17570 * tree-nrv.c (pass_return_slot): Likewise.
17571 * tree-object-size.c (pass_object_sizes): Likewise.
17572 * tree-ssa-dom.c (pass_dominator): Likewise.
17573 (pass_phi_only_cprop): Likewise.
17574 * tree-ssa-dse.c (pass_dse): Likewise.
17575 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17576 (pass_cselim): Likewise.
17577 * tree-ssa-pre.c (pass_pre): Likewise.
17578 (pass_fre): Likewise.
17579 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17580 * tree-ssa-sink.c (pass_sink_code): Likewise.
17581 * tree-stdarg.c (pass_stdarg): Likewise.
17582 * tree-tailcall.c (pass_tail_calls): Likewise.
17583 * tree-vrp.c (pass_vrp): Likewise.
17585 2009-05-10 Ian Lance Taylor <iant@google.com>
17587 * basic-block.h (enum profile_status): Break out of struct
17588 control_flow_graph.
17589 * cgraph.h (struct inline_summary): Break out of struct
17591 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17592 of struct cgraph_order_sort.
17593 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17594 * cse.c (struct branch_path): Break out of struct
17595 cse_basic_block_data.
17596 * except.h (enum eh_region_type): Break out of struct eh_region.
17597 * gcc.c (enum add_del): Break out of struct modify_target.
17598 * genrecog.c (enum decision_type): Break out of struct decision_test.
17599 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17601 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17602 * regmove.c (enum match_use): New enum, broken out of struct match.
17603 * sched-int.h (enum post_call_group): New enum, broken out of
17605 (struct deps_reg): Break out of struct deps.
17606 * target.h (struct asm_int_op): Break out of struct gcc_target.
17607 * tree-eh.c (struct goto_queue_node): Break out of struct
17609 * tree-inline.h (enum copy_body_cge_which): Break out of
17611 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17613 * c-decl.c (in_struct, struct_types): New static variables.
17614 (pushtag): Add loc parameter. Change all callers.
17615 (lookup_tag): Add ploc parameter. Change all callers.
17616 (check_compound_literal_type): New function.
17617 (parser_xref_tag): Add loc parameter. Change all callers. If
17618 -Wc++-compat, warn about struct/union/enum types defined within a
17620 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17621 and loc parameters. Change all callers. Change error calls to
17622 error_at, using loc. For a redefinition, if the location of the
17623 original definition is known, report it. Set in_struct and
17624 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17625 (finish_struct): Add new parameters enclosing_in_struct and
17626 enclosing_struct_types. Change all callers. Set
17627 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17628 in the struct. If in a struct, add this struct to struct_types.
17629 (start_enum): Add loc parameter. Change all callers. Use
17630 error_at for errors, using loc. For a redefinition, if the
17631 location of the original definition is known, report it. If in a
17632 struct, add this enum type to struct_types. If -Wc++-compat warn
17633 if in sizeof, typeof, or alignof.
17634 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17635 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17636 (c_parser_enum_specifier): Get enum location for start_enum.
17637 (c_parser_struct_or_union_specifier): Get struct location for
17638 start_struct. Save in_struct and struct_types status between
17639 start_struct and finish_struct.
17640 (c_parser_cast_expression): Get location of cast.
17641 (c_parser_alignof_expression): Get location of type.
17642 (c_parser_postfix_expression): Likewise.
17643 (c_parser_postfix_expression_after_paren_type): Add type_loc
17644 parameter. Change all callers. Call check_compound_literal_type.
17645 Use type_loc for error about variable size type.
17646 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17647 of an enum constant from an enum type defined in a struct or union.
17648 (c_cast_expr): Add loc parameter. Change all callers. If
17649 -Wc++-compat, warn about defining a type in a cast.
17650 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17651 (start_enum, start_struct, finish_struct): Update declarations.
17652 (parser_xref_tag, c_cast_expr): Update declarations.
17653 (check_compound_literal_type): Declare.
17655 2009-05-11 Ben Elliston <bje@au.ibm.com>
17657 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17658 for recent libcpp interface change.
17659 (rs6000_macro_to_expand): Likewise.
17661 2009-05-10 Michael Matz <matz@suse.de>
17664 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17665 not at entry of function.
17667 2009-05-10 Richard Guenther <rguenther@suse.de>
17669 PR tree-optimization/40081
17671 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17672 using the main variant of the element type. Do not fiddle with
17673 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17675 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17676 structs with volatile fields.
17678 2009-05-10 Jan Hubicka <jh@suse.cz>
17680 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17681 (estimate_move_cost): Assert that it does not get called for
17683 (estimate_num_insns): Skip VOID types in argument handling.
17684 (optimize_inline_calls): Delete unreachable blocks and verify that
17685 callgraph is valid.
17687 2009-05-10 Jan Hubicka <jh@suse.cz>
17689 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17690 * cgraph.c (cgraph_mark_address_taken_node): New function.
17691 (dump_cgraph_node): Dump new flag.
17692 * cgraph.h (struct cgraph_node): Add address_taken.
17693 (cgraph_mark_address_taken_node): New function.
17694 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17695 since new direct calls can be born.
17697 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17699 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17700 tok->val.node.node.
17702 2009-05-10 Jan Hubicka <jh@suse.cz>
17704 PR middle-end/40084
17705 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17707 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17708 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17709 * tree-inline.c (copy_bb): Set frequency correctly.
17710 (fold_marked_statements): Update call to
17711 cgraph_update_edges_for_call_stmt.
17713 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17715 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17716 identifiers in diagnostics.
17717 * config/arm/arm.c (arm_handle_fndecl_attribute,
17718 arm_handle_isr_attribute): Likewise.
17719 * config/avr/avr.c (avr_handle_progmem_attribute,
17720 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17721 * config/bfin/bfin.c (handle_int_attribute,
17722 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17723 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17724 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17726 * config/darwin.c (darwin_handle_kext_attribute,
17727 darwin_handle_weak_import_attribute): Likewise.
17728 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17729 h8300_handle_eightbit_data_attribute,
17730 h8300_handle_tiny_data_attribute): Likewise.
17731 * config/i386/i386.c (ix86_handle_cconv_attribute,
17732 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17733 * config/i386/winnt.c (ix86_handle_shared_attribute,
17734 ix86_handle_selectany_attribute): Likewise.
17735 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17736 * config/m32c/m32c.c (function_vector_handler): Likewise.
17737 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17738 m68hc11_handle_fntype_attribute): Likewise.
17739 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17740 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17741 * config/mips/mips.c (mips_insert_attributes,
17742 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17743 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17744 rs6000_handle_struct_attribute): Likewise.
17745 * config/sh/sh.c (sh_insert_attributes,
17746 sh_handle_resbank_handler_attribute,
17747 sh_handle_interrupt_handler_attribute,
17748 sh2a_handle_function_vector_handler_attribute,
17749 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17751 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17752 * config/spu/spu.c (spu_handle_fndecl_attribute,
17753 spu_handle_vector_attribute): Likewise.
17754 * config/stormy16/stormy16.c
17755 (xstormy16_handle_interrupt_attribute): Likewise.
17756 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17757 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17759 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17761 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17762 (pp_translate_identifiers): New.
17763 (pp_identifier): Only conditionally translate identifier to locale
17765 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17766 (pp_base_tree_identifier): Only conditionally translate identifier
17767 to locale character set.
17768 * c-pretty-print.c (M_): Define.
17769 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17770 fragments for conditional translation with M_.
17771 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17772 identifier translation.
17774 2009-05-10 Richard Guenther <rguenther@suse.de>
17776 PR tree-optimization/40081
17777 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17778 using the main variant of the element type. Do not fiddle with
17779 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17781 2009-05-09 Jan Hubicka <jh@suse.cz>
17783 PR middle-end/40080
17784 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17785 indirect calls; verify cgraph afterwards.
17787 2009-05-09 Jan Hubicka <jh@suse.cz>
17790 * ipa.c (update_inlined_to_pointer): New function.
17791 (cgraph_remove_unreachable_nodes): Use it.
17793 2009-05-09 Jan Hubicka <jh@suse.cz>
17795 * tree-eh.c (struct leh_state): Remove prev_try.
17796 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17797 not track prev_try.
17798 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17799 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17800 remove_eh_handler_and_replace, foreach_reachable_handler,
17801 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17802 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17803 (gen_eh_region_cleanup): Update prototype.
17805 2009-05-09 Jan Hubicka <jh@suse.cz>
17807 PR middle-end/40043
17808 * except.c (copy_eh_region): Always set prev_try.
17809 (redirect_eh_edge_to_label): Find outer try.
17810 (foreach_reachable_handler): When looking for prev try
17811 handle case where previous try is not going to be taken.
17813 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17815 PR tree-optimization/40049
17816 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17817 only vector/vector shifts, convert the type of the constant to the
17818 appropriate type to avoid building incorrect trees, which
17819 eventually have problems with garbage collection.
17821 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17823 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17824 -1 for complex floating-point types if honoring signed zeros.
17826 2009-05-08 Jan Hubicka <jh@suse.cz>
17828 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17829 argument; handle correctly when profile is absent.
17830 (build_cgraph_edges): Update.
17831 (rebuild_cgraph_edges): Update.
17832 * cgraph.c: Do not include varray.h.
17833 (cgraph_set_call_stmt_including_clones): New function.
17834 (cgraph_create_edge_including_clones): Likewise
17835 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17836 (cgraph_update_edges_for_call_stmt): Handle clones.
17837 (cgraph_remove_node): Handle clone tree.
17838 (cgraph_remove_node_and_inline_clones): New function.
17839 (dump_cgraph_node): Dump clone tree.
17840 (cgraph_clone_node): Handle clone tree.
17841 (clone_function_name): Bring here from tree-inline.c.
17842 (cgraph_create_virtual_clone): New function.
17843 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17844 (cgraph_clone_info): New function.
17845 (strut cgraph_node): Add clone_info and new clone tree pointers.
17846 (cgraph_remove_node_and_inline_clones,
17847 cgraph_set_call_stmt_including_clones,
17848 cgraph_create_edge_including_clones,
17849 cgraph_create_virtual_clone): Declare.
17850 (cgraph_function_versioning): Use VEC argument.
17851 (compute_call_stmt_bb_frequency): Update prototype.
17852 (cgraph_materialize_all_clones): New function.
17853 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17854 (ipcp_create_replace_map): Update to VECtors.
17855 (ipcp_update_callgraph): Use virtual clones.
17856 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17857 (ipcp_update_profiling): Do not update local profiling.
17858 (ipcp_insert_stage): Use VECtors and virtual clones.
17859 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17860 (clone_of_p): New function.
17861 (cgraph_preserve_function_body_p): Use clone tree.
17862 (cgraph_optimize): Materialize clones.
17863 (cgraph_function_versioning): Update for VECtors.
17864 (save_inline_function_body): Use clone tree.
17865 (cgraph_materialize_clone): New function.
17866 (cgraph_materialize_all_clones): Likewise.
17867 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17868 * ipa.c: Include gimple.h.
17869 (cgraph_remove_unreachable_nodes): Use clone tree.
17870 * ipa-prop.c (ipa_note_param_call): Update call to
17871 compute_call_stmt_bb_frequencycall.
17872 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17873 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17874 (copy_bb): Handle updating of clone tree; add new edge when new call
17876 (expand_call_inline): Be strict about every call having edge.
17877 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17878 (delete_unreachable_blocks_update_callgraph): New function.
17879 (tree_function_versioning): Use VECtors; always remove unreachable
17880 blocks and fold conditionals.
17881 * tree-inline.h: Do not include varray.h.
17882 (tree_function_versioning): Remove.
17883 * Makefile.in (GTFILES): Remove tree-inline.c
17884 * passes.c (do_per_function): Do only functions having body.
17885 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17888 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17889 Andrew Morrow <acm@google.com>
17892 * c-common.c (c_common_attribute_table): Permit deprecated
17893 attribute to take an optional argument.
17894 (handle_deprecated_attribute): If the optional argument to
17895 __attribute__((deprecated)) is not a string ignore the attribute
17896 and emit a warning.
17898 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17899 * c-typeck.c (build_component_ref): Likewise.
17900 (build_external_ref): Likewise.
17902 * toplev.c (warn_deprecated_use): Add an attribute argument.
17903 Emit the message associated with __attribute__((deprecated)).
17905 * toplev.h (warn_deprecated_use): Updated.
17907 * doc/extend.texi: Document new optional parameter to
17908 __attribute__((deprecated))
17910 2009-05-08 Michael Eager <eager@eagercon.com>
17912 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17913 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17915 2009-05-08 Richard Guenther <rguenther@suse.de>
17917 PR tree-optimization/40062
17918 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17919 Avoid exponential behavior.
17921 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17923 PR rtl-optimization/33928
17925 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17926 process_uses, build_single_def_use_links): New.
17927 (update_df): Update use_def_ref.
17928 (forward_propagate_into): Use get_def_for_use instead of use-def
17930 (fwprop_init): Call build_single_def_use_links and let it initialize
17932 (fwprop_done): Free use_def_ref.
17933 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17934 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17935 df_rd_simulate_one_insn): New.
17936 (df_rd_bb_local_compute_process_def): Update head comment.
17937 (df_chain_create_bb): Use the new RD simulation functions.
17938 * df.h (df_rd_simulate_artificial_defs_at_top,
17939 df_rd_simulate_one_insn): New.
17940 * opts.c (decode_options): Enable fwprop at -O1.
17941 * doc/invoke.texi (-fforward-propagate): Document this.
17943 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17946 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17947 and one complex operand specially.
17948 * tree-complex.c (some_nonzerop): Do not identify a real value as
17949 zero if flag_signed_zeros.
17951 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17953 PR rtl-optimization/33928
17954 * loop-invariant.c (record_use): Fix && vs. || mishap.
17956 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17958 PR rtl-optimization/33928
17959 * loop-invariant.c (struct use): Add addr_use_p.
17960 (struct def): Add n_addr_uses.
17961 (struct invariant): Add cheap_address.
17962 (create_new_invariant): Set cheap_address.
17963 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17964 (record_uses): Pass df_ref to record_use.
17965 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17968 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17970 * config/sh/sh.c: Do not include c-pragma.h.
17972 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17974 * config/spu/spu.c: Remove include of c-common.h.
17976 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17979 * c-common.h (mark_valid_location_for_stdc_pragma,
17980 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17981 clear_float_const_decimal64, float_const_decimal64_p): New.
17982 * c.opt (Wunsuffixed-float-constants): New.
17983 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17984 unsuffixed float constant, handle new warning.
17985 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17986 * c-decl.c (c_scope): New flag float_const_decimal64.
17987 (set_float_const_decimal64, clear_float_const_decimal64,
17988 float_const_decimal64_p): New.
17989 (push_scope): Set new flag.
17990 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17991 to use STDC pragmas.
17992 (c_parser_external_declaration): Ditto.
17993 (c_parser_compound_statement_nostart): Ditto.
17994 * c-pragma.c (valid_location_for_stdc_pragma,
17995 mark_valid_location_for_stdc_pragma,
17996 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17997 handle_pragma_float_const_decimal64): New.
17998 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17999 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18000 set_float_const_decimal64, clear_float_const_decimal64,
18001 float_const_decimal64_p): New dummy functions.
18002 * doc/extend.texi (Decimal Float): Remove statement that the
18003 pragma, and suffix for double constants, are not supported.
18004 * doc/invoke.texi (Warning Options): List new option.
18005 (-Wunsuffixed-float-constants): New.
18007 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18009 * config/i386/i386.c: Do not include c-common.h.
18011 2009-05-07 Mark Heffernan <meheff@google.com>
18013 * doc/invoke.texi (Debugging Options): Document change of debugging
18015 * opts.c (decode_options): Make dump_base_name relative to
18016 aux_base_name directory.
18018 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18020 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18021 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18023 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18025 * Makefile.in (install-plugin): Simplify a bit.
18027 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18029 * Makefile.in (OBJS-common): Add regcprop.o.
18031 * timevar.def (TV_CPROP_REGISTERS): New.
18032 * regrename.c (regrename_optimize): Return 0.
18033 (rest_of_handle_regrename): Delete.
18034 (pass_rename_registers): Point to regrename_optimize.
18035 (struct value_data_entry, struct value_data,
18036 kill_value_one_regno, kill_value_regno, kill_value,
18037 set_value_regno, init_value_data, kill_clobbered_value,
18038 kill_set_value, kill_autoinc_value, copy_value,
18039 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18040 replace_oldest_value_reg, replace_oldest_value_addr,
18041 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18042 debug_value_data, validate_value_data): Move...
18043 * regcprop.c: ... here.
18044 (rest_of_handle_cprop): Delete.
18045 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18047 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18049 PR middle-end/40057
18050 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18051 GEN_INT for 1 << bitnum.
18052 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18053 build_int_cst_type.
18055 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18057 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18058 Remove wrong description of "nand" operation.
18060 2009-05-06 Richard Guenther <rguenther@suse.de>
18061 Adam Nemet <anemet@caviumnetworks.com>
18063 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18064 comment. Add that if LHS is not a gimple register, then RHS1 has
18065 to be a single object (GIMPLE_SINGLE_RHS).
18067 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18069 * expr.c (get_def_for_expr): Move it up in the file.
18070 (store_field): When expanding a bit-field store, look at the
18071 defining gimple stmt for the masking conversion.
18073 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18075 PR middle-end/39986
18076 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18077 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18078 32-bit memcpy into long.
18080 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18082 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18083 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18085 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18086 instead of appending DW_OP_deref*.
18088 2009-05-06 Michael Matz <matz@suse.de>
18090 PR middle-end/40021
18091 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18092 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18094 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18096 * Makefile.in (install-plugin): Fix srcdir handling.
18098 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18100 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18101 when processing for not_regs_needed bitmap.
18102 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18103 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18104 handling it for rhs.
18106 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18108 * config/i386/i386.md (unnamed inc/dec peephole): Use
18109 optimize_insn_for_size_p instead of optimize_size.
18110 * config/i386/predicates.md (incdec_operand): Likewise.
18111 (aligned_operand): Likewise.
18112 * config/i386/sse.md (divv8sf3): Likewise.
18113 (sqrtv8sf2): Likewise.
18115 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18117 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18119 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18121 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18123 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18124 ssemodesuffixf2c with avxmodesuffixf2c.
18126 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18129 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18131 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18133 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18134 (struct tree_base): Adjust spacing for 8 bit boundaries.
18135 (struct tree_decl_common): Add decl_by_reference_flag bit.
18136 (DECL_BY_REFERENCE): Adjust.
18137 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18138 print DECL_BY_REFERENCE bit.
18139 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18140 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18141 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18142 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18145 PR middle-end/39666
18146 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18147 range of the type, but default label is missing, add it with one
18148 of the existing labels instead of adding a new label for it.
18150 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18154 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18156 * Makefile.in (enable_plugin, plugin_includedir): New.
18157 (install): Depend on install-plugin.
18158 (PLUGIN_HEADERS): New.
18159 (install-plugin): New.
18160 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18162 2009-05-05 Richard Guenther <rguenther@suse.de>
18164 PR tree-optimization/40022
18165 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18167 (phivn_valid_p): Fix tuplification error, simplify.
18168 (phiprop_insert_phi): Add dumps.
18169 (propagate_with_phi): Simplify.
18171 2009-05-05 Richard Guenther <rguenther@suse.de>
18173 PR middle-end/40023
18174 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18176 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18178 * tree.h (strip_float_extensions): Remove duplicate declaration.
18179 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18180 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18181 block_ultimate_origin): Rearrange the declarations line to match the
18182 comment that indicates the .c file which the functions are defined.
18183 (dwarf2out_*, set_decl_rtl): Add comment.
18184 (get_base_address): Adjust comment.
18185 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18186 declarations line and add comment.
18187 (is_builtin_name): Add blank after function name, for clarity.
18189 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18191 * attribs.c (decl_attributes): Use %qE for identifiers in
18193 * cgraphunit.c (verify_cgraph_node): Translate function names to
18194 locale character set in diagnostics.
18195 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18197 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18198 Document that functions are named in UTF-8.
18199 * expr.c (expand_expr_real_1): Translate function names to locale
18200 character set in diagnostics.
18201 * gimplify.c (omp_notice_variable, omp_is_private,
18202 gimplify_scan_omp_clauses): Use %qE for identifiers in
18204 * langhooks.c (lhd_print_error_function): Translate function names
18205 to locale character set.
18206 * langhooks.h (decl_printable_name): Document that return value is
18207 in internal character set.
18208 * stmt.c: Include pretty-print.h
18209 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18211 (resolve_operand_name_1): Translate named operand name to locale
18213 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18215 * toplev.c (announce_function): Translate function names to locale
18217 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18218 (default_tree_printer): Use pp_identifier or translate identifiers
18219 to locale character set. Mark "<anonymous>" for translation.
18220 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18221 for identifiers in diagnostics.
18222 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18224 * varasm.c (output_constructor): Use %qE for identifiers in
18227 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18229 * configure.ac: use ` ` instead of $()
18230 * configure: Regenerate.
18232 2009-05-05 Ben Elliston <bje@au.ibm.com>
18234 * config/pa/linux-atomic.c: Eliminate conditional include of
18235 errno.h on non-LP64 systems to simplify build requirements.
18237 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18239 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18241 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18242 and pass value to identifier_to_locale.
18243 (warn_variable_length_array): Make name a tree.
18244 (grokdeclarator): Separate diagnostic texts for named and unnamed
18245 declarators. Use %qE for named declarators.
18246 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18248 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18249 identifiers in diagnostics.
18250 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18251 identifier_to_locale. Mark "anonymous" strings for translation.
18253 2009-05-04 Michael Eager <eager@eagercon.com>
18255 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18256 address for DImode/DFmode only if double-precision FP regs.
18258 2009-05-04 Michael Eager <eager@eagercon.com>
18260 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18261 TARGET_SINGLE_FLOAT check.
18263 2009-05-04 Michael Eager <eager@eagercon.com>
18265 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18267 2009-05-04 Michael Eager <eager@eagercon.com>
18269 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18270 * config/rs6000/t-xilinx: New
18272 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18274 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18275 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18276 * gcc/explow.c (memory_address): Use target hook.
18277 * gcc/targhooks.c (default_legitimize_address): New.
18278 * gcc/targhooks.h (default_legitimize_address): New.
18279 * gcc/target.h (legitimize_address): New.
18280 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18281 (TARGET_INITIALIZER): Include it.
18282 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18284 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18285 * config/bfin/bfin.c (legitimize_address): Remove.
18286 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18287 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18289 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18290 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18292 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18293 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18294 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18295 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18296 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18297 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18298 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18299 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18300 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18301 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18302 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18303 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18304 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18305 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18306 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18307 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18308 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18309 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18310 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18311 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18312 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18313 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18314 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18316 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18317 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18318 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18319 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18320 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18321 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18322 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18323 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18324 (thumb_legitimize_address): Delete.
18325 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18326 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18327 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18328 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18329 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18330 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18332 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18335 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18336 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18337 * config/m32r/m32r.c (m32r_legitimize_address): New.
18338 * config/m68k/m68k.c (m68k_legitimize_address): New.
18339 * config/score/score.c (score_legitimize_address): Standardize.
18340 * config/score/score3.c (score3_legitimize_address): Standardize.
18341 * config/score/score3.h (score3_legitimize_address): Adjust.
18342 * config/score/score7.c (score7_legitimize_address): Standardize.
18343 * config/score/score7.h (score7_legitimize_address): Adjust.
18344 * config/sh/sh.c (sh_legitimize_address): New.
18345 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18347 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18348 (s390_legitimize_address): ... this.
18349 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18350 (sparc_legitimize_address): ... this.
18351 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18352 (ix86_legitimize_address): ... this.
18353 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18354 (avr_legitimize_address): ... this.
18355 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18356 (mn10300_legitimize_address): ... this.
18357 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18358 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18359 (alpha_expand_mov): Adjust call.
18361 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18362 * config/spu/spu.c (spu_legitimize_address): Likewise.
18363 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18364 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18366 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18368 * intl.c (locale_encoding, locale_utf8): New.
18369 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18370 * intl.h (locale_encoding, locale_utf8): Declare.
18371 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18372 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18374 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18376 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18377 (pp_base_tree_identifier): Declare as function.
18378 (identifier_to_locale): Declare.
18379 * Makefile.in (pretty-print.o): Update dependencies.
18380 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18382 2009-05-04 Richard Guenther <rguenther@suse.de>
18384 PR middle-end/40015
18385 * builtins.c (fold_builtin_memory_op): Do not decay to element
18386 type if the size matches the whole array.
18388 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18390 * expmed.c (synth_mult): When trying out a shift, pass the result
18393 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18395 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18396 (shiftsub1_cost): New.
18397 (init_expmed): Compute shiftsub1_cost.
18398 (synth_mult): Optimize multiplications by constants of the form
18399 -(2^^m-1) for some constant positive integer m.
18401 2009-05-03 Richard Guenther <rguenther@suse.de>
18404 * c-typeck.c (array_to_pointer_conversion): Do not built
18405 ADDR_EXPRs of arrays of pointer-to-element type.
18406 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18407 up wrong ADDR_EXPRs after-the-fact.
18408 * c-common.c (strict_aliasing_warning): Strip pointer
18409 conversions for obtaining the original type.
18410 * builtins.c (fold_builtin_memset): Handle array types.
18411 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18414 2009-05-03 Richard Guenther <rguenther@suse.de>
18416 PR middle-end/23329
18417 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18418 Do not lose casts from array types with unknown extent to array
18419 types with known extent.
18420 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18421 alias set compatibility.
18423 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18425 * flags.h (extra_warnings): Delete.
18426 * toplev.c (process_options): Handle Wuninitialized here.
18427 * opts.c (extra_warnings): Delete.
18428 (set_Wextra): Delete.
18429 (common_handle_option): -Wextra can be handled automatically.
18430 * c-opts.c (c_common_handle_option): Delete obsolete code.
18431 (c_common_post_options): Simplify comment.
18432 * common.opt (W): Add Var.
18434 (Wuninitialized): Initialize to -1.
18436 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18437 Richard Guenther <rguenther@suse.de>
18439 * expr.c (get_def_for_expr): New function.
18440 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18441 SSA rather than trees.
18442 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18443 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18445 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18447 * c-common.c (reswords): Add _Imaginary.
18448 * c-common.c (enum rid): Add RID_IMAGINARY.
18450 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18452 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18453 Patch by Richard Guenther.
18455 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18457 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18458 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18459 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18460 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18461 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18462 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18463 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18464 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18465 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18466 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18467 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18468 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18469 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18470 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18471 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18472 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18473 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18474 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18476 2009-05-02 Richard Guenther <rguenther@suse.de>
18478 PR tree-optimization/39940
18479 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18482 2009-05-02 Richard Guenther <rguenther@suse.de>
18484 PR middle-end/40001
18485 * tree-ssa.c (execute_update_addresses_taken): Properly check
18486 if we can mark a variable DECL_GIMPLE_REG_P.
18487 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18488 back to the end of the function.
18489 (is_gimple_reg_type): Remove complex type special casing.
18490 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18493 2009-05-02 Ben Elliston <bje@au.ibm.com>
18495 * doc/collect2.texi (Collect2): Document search path behaviour
18496 when configured with --with-ld.
18498 2009-05-02 Jan Hubicka <jh@suse.cz>
18500 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18501 parameter; update callers.
18502 (coalesce_cost_edge): EH edges are costier because they needs
18503 splitting even if not critical and even more costier when there are
18504 multiple EH predecestors.
18506 2009-05-02 Jan Hubicka <jh@suse.cz>
18508 * except.c (remove_eh_handler_and_replace): Handle updating after
18509 removing TRY blocks.
18511 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18513 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18515 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18517 * varasm.c: Do not include c-pragma.h.
18518 * attribs.c: Do not incude c-common.h.
18520 2009-05-01 Michael Matz <matz@suse.de>
18522 * calls.c (initialize_argument_information): Handle SSA names like
18523 decls with a non MEM_P DECL_RTL.
18525 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18527 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18528 * ipa-utils.c: Likewise.
18529 * ipa-type-escape.c: Likewise.
18530 * cgraphunit.c Do not include c-common.h.
18531 * ipa-pure-const.c: Likewise.
18532 * tree-if-conv.c: Likewise.
18533 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18534 * ipa-struct-reorg.c: Likewise.
18535 * tree-nomudflap.c: Likewise.
18536 * tree-ssa-structalias.c: Likewise.
18538 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18540 * store-motion.c: Many cleanups to make this pass a first-class
18541 citizen instead of an appendix to gcse load motion. Add TODO list
18542 to make this pass faster/cleaner/better.
18544 (struct ls_expr): Post gcse.c-split cleanups.
18545 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18546 "stores" field to "avail_stores".
18547 (pre_ldst_mems): Rename to store_motion_mems.
18548 (pre_ldst_table): Rename to store_motion_mems_table.
18549 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18550 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18551 (ldst_entry): Rename to st_expr_entry, update users.
18552 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18553 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18554 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18556 (first_ls_expr): Rename to first_st_expr, update users.
18557 (next_ls_expr): Rename to next_st_expr, update users.
18558 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18559 fields properly for store motion instead of names inherited from load
18561 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18562 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18565 (ae_kill): Rename to st_kill, update users.
18566 (ae_gen): Rename to st_avloc, update users.
18567 (transp): Rename to st_transp, update users.
18568 (pre_insert_map): Rename to st_insert_map, update users.
18569 (pre_delete_map): Rename to st_delete_map, update users.
18570 (insert_store, build_store_vectors, free_store_memory,
18571 one_store_motion_pass): Update for abovementioned changes.
18573 (gcse_subst_count, gcse_create_count): Remove.
18574 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18575 and "n_stores_created", local variables.
18577 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18580 (regvec, compute_store_table_current_insn): Remove.
18581 (reg_set_info, reg_clear_last_set): Remove.
18582 (compute_store_table): Use DF caches instead of local dataflow
18585 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18587 * c-objc-common.c (c_tree_printer): Print identifiers with
18588 pp_identifier, not pp_string. Mark "({anonymous})" for
18590 * c-pretty-print.c (pp_c_ws_string): New.
18591 (pp_c_cv_qualifier, pp_c_type_specifier,
18592 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18593 pp_c_storage_class_specifier, pp_c_function_specifier,
18594 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18595 pp_c_primary_expression, pp_c_postfix_expression,
18596 pp_c_unary_expression, pp_c_shift_expression,
18597 pp_c_relational_expression, pp_c_equality_expression,
18598 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18599 use pp_string and pp_c_ws_string in place of pp_identifier and
18600 pp_c_identifier for non-identifiers. Mark English strings for
18602 * c-pretty-print.h (pp_c_ws_string): Declare.
18604 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18605 Roland McGrath <roland@redhat.com>
18607 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18608 (ENABLE_LD_BUILDID): New configuration option.
18609 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18610 (LINK_BUILDID_SPEC): New macro.
18611 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18613 * doc/install.texi: Document --enable-linker-build-id option.
18614 * configure: Rebuild.
18615 * config.in: Rebuild.
18617 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18619 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18620 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18621 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18622 MIPS_GP_SAVE_AREA_SIZE.
18623 * config/mips/mips.c (struct mips_frame_info): Update comment
18624 before arg_pointer_offset and hard_frame_pointer_offset.
18625 (mips_compute_frame_info): Update diagram before function: to
18626 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18627 indicate the position of frame_pointer_rtx with -fstack-protector and
18628 to show args_size. Don't allocate cprestore area for leaf functions
18629 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18631 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18633 2009-04-30 Michael Matz <matz@suse.de>
18635 PR tree-optimization/39955
18636 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18638 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18640 * ira.c (setup_cover_and_important_classes): Use safe macro
18641 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18643 * genpreds.c (write_tm_preds_h): Output suitable definition of
18644 REG_CLASS_FOR_CONSTRAINT.
18646 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18648 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18650 * bitmap.c (bitmap_descriptor): Likewise.
18651 * ggc-common.c (loc_descriptor): Likewise.
18652 * varray.c (varray_descriptor): Likewise.
18653 * vec.c (vec_descriptor): Likewise.
18655 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18657 * Makefile.in (dce.o): Add $(EXCEPT_H).
18658 * dce.c: Include except.h and delete redundant vector definitions.
18659 (deletable_insn_p): Return false for non-call insns that can throw
18662 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18664 * gcse.c (ae_gen): Remove.
18665 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18666 and make non-static function to make it available in store-motion.c.
18667 Update call sites with search-and-replace.
18668 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18669 extract_mentioned_regs, extract_mentioned_regs_helper,
18670 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18671 store_killed_in_insn, store_killed_after, store_killed_before,
18672 build_store_vectors, insert_insn_start_basic_block, insert-store,
18673 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18674 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18675 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18676 * store-motion.c: ...new file. Also copy data structures from gcse.c
18677 and clean up to remove parts not used by store motion.
18678 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18679 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18681 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18684 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18685 when optimizing for size.
18687 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18689 * gcse.c (gcse_constant_p): Fix typo in last change.
18691 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18693 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18695 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18697 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18699 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18701 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18702 CONST_HIGH_PART result.
18704 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18706 * config/avr/avr.c (initial_elimination_offset): Rename to
18707 avr_initial_elimination_offset.
18708 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18709 change return type to bool.
18710 (avr_can_eliminate): New function.
18711 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18712 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18713 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18714 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18715 avr_initial_elimination_offset.
18716 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18717 (avr_initial_elimination_offset): Define.
18719 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18720 Steven Bosscher <steven@gcc.gnu.org>
18722 PR rtl-optimization/39938
18723 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18724 * cfgrtl.c: Include insn-attr.h.
18725 (rest_of_pass_free_cfg): New function.
18726 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18727 * resource.c (init_resource_info): Remove call to df_analyze.
18729 2009-04-29 Richard Guenther <rguenther@suse.de>
18732 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18733 allow conversion to signed integers.
18735 2009-04-29 Richard Guenther <rguenther@suse.de>
18737 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18738 shifts of floating point vectors if the shift amount is
18739 a constant multiple of the element size.
18741 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18742 Michael Matz <matz@suse.de>
18744 PR middle-end/39927
18746 * tree-outof-ssa.c (emit_partition_copy): New function.
18747 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18748 insert_part_to_rtx_on_edge): Perform the partition base var
18749 copy using emit_partition_copy.
18750 (insert_value_copy_on_edge): Convert constants to the right mode.
18751 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18752 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18754 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18756 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18757 scan backwards to try to find a constant to initialize it.
18759 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18760 insn before the loop_end instruction, don't look past labels.
18762 2009-04-29 Richard Guenther <rguenther@suse.de>
18764 PR middle-end/39937
18765 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18766 loose type conversions.
18767 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18768 stmts only if there are no uses of its definition.
18770 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18772 * config/bfin/bfin.h (splitting_loops): Declare.
18773 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18774 Reorder bit definitions to be ascending.
18775 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18776 * config/bfin/bfin.c (splitting_loops): New variable.
18777 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18778 (struct loop_info): Remove members INIT and LOOP_INIT.
18779 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18780 the LSETUP sequence. Allow LC to be loaded from any register, but
18781 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18782 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18784 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18785 of reload_completed.
18788 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18790 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18792 * Makefile.in (PLUGIN_VERSION_H): New.
18793 (OBJS-common): Remove plugin-version.o.
18794 (plugin.o): Depend on (PLUGIN_VERSION_H).
18795 (plugin-version.o): Remove.
18796 * configure: Regenerate
18797 * configure.ac: Create plugin-version.h.
18798 * gcc-plugin.h (plugin_gcc_version): Remove.
18799 (plugin_default_version_check): Change signature.
18800 * plugin-version.c: Remove.
18801 * plugin.c: Include plugin-version.h.
18802 (str_plugin_gcc_version_name): Remove.
18803 (try_init_one_plugin): Pass gcc version to plugin_init.
18804 (plugin_default_version_check): Both gcc and plugin versions are now
18807 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18809 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18810 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18811 Remove special case testing for last insn of inner loops. Don't fail
18812 if the loop ends with a jump, emit an extra nop instead.
18814 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18815 DREGS rather than comparing directly. Remove code that tries to
18816 account for latencies.
18818 2009-04-29 Richard Guenther <rguenther@suse.de>
18820 PR tree-optimization/39941
18821 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18822 eliminating an indirect call.
18824 2009-04-29 Richard Guenther <rguenther@suse.de>
18826 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18827 parameter. Allow invariants as base if !require_lvalue.
18828 (verify_gimple_assign_single): Adjust.
18830 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18832 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18833 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18834 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18835 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18836 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18838 * config/bfin/bfin.c (bfin_expand_builtin,
18839 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18841 2009-04-28 Richard Guenther <rguenther@suse.de>
18843 * tree-vect-loop.c (get_initial_def_for_induction): Use
18844 correct types for pointer increment.
18846 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18848 * toplev.c (print_version): Update GMP version string calculation.
18850 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18852 PR rtl-optimization/39938
18853 * resource.c (init_resource_info): Add call to df_analyze.
18855 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18857 * config/alpha/alpha.md (usegp): Cast the result of
18858 alpha_find_lo_sum_using_gp to enum attr_usegp.
18859 * config/alpha/alpha.c (override_options): Remove end-of-structure
18860 marker element from cpu_table. Use array size of cpu_table to handle
18861 -mcpu and -mtune options.
18862 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18864 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18866 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18867 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18868 tune_32 and tune_64.
18869 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18870 support on PowerPC.
18871 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18872 * config/rs6000/option-defaults.h: ... here. New file.
18873 (OPT_64, OPT_32): Define.
18874 (MASK_64BIT): Define to 0 if not already defined.
18875 (OPT_ARCH64, OPT_ARCH32): Define.
18876 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18879 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18881 * config/arm/arm.c (arm_override_options): Emit error on using
18884 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18886 PR rtl-optimization/39914
18887 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18888 registers for allocnos created from user-defined variables only
18889 when not optimizing.
18891 2009-04-28 Richard Guenther <rguenther@suse.de>
18893 PR middle-end/39937
18894 * fold-const.c (fold_binary): Use distribute_real_division only
18897 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18899 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18900 add hpux-stdint.h to tm_file.
18901 (hppa[12]*-*-hpux11*): Ditto.
18902 (ia64*-*-hpux*): Ditto.
18903 * config/hpux-stdint.h: New.
18904 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18905 __STDC_EXT__ for all compiles.
18906 * config/pa/pa-hpux.h: Ditto.
18907 * config/pa/pa-hpux10.h: Ditto.
18908 * config/pa/pa-hpux11.h: Ditto.
18910 2009-04-28 Catherine Moore <clm@codesourcery.com>
18912 * debug.h (set_name): Add comment.
18914 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18917 * config/darwin.c (machopic_gen_offset): Check
18918 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18919 * config/arm/arm.c (require_pic_register): Likewise.
18921 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18923 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18924 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18925 m32c_promote_prototypes): Delete.
18927 2009-04-28 Michael Matz <matz@suse.de>
18929 PR middle-end/39922
18930 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18933 2009-04-28 Richard Guenther <rguenther@suse.de>
18935 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18937 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18939 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18940 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18941 * config/arm/arm-tune.md: Regenerate.
18943 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18945 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18946 block if there are complex incoming edges.
18947 (sel_merge_blocks): Remove useless assert.
18948 (sel_redirect_edge_and_branch): Check that edge was redirected.
18949 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18950 (sel_find_rgns): Delete declaration.
18951 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18952 the region when it is not a preheader.
18954 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18957 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18959 2009-04-28 Richard Guenther <rguenther@suse.de>
18961 * tree.h (SSA_NAME_VALUE): Remove.
18962 (struct tree_ssa_name): Remove value_handle member.
18963 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18964 array for jump threading.
18965 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18967 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18968 * tree-flow.h (threadedge_initialize_values): Declare.
18969 (threadedge_finalize_values): Likewise.
18970 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18971 (SSA_NAME_VALUE): Define.
18972 (threadedge_initialize_values): New function.
18973 (threadedge_finalize_values): Likewise.
18974 * tree-ssa-dom.c (ssa_name_values): New global variable.
18975 (SSA_NAME_VALUE): Define.
18976 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18978 2009-04-28 Ira Rosen <irar@il.ibm.com>
18980 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18981 Use REPORT_VECTORIZED_LOCATIONS instead
18982 REPORT_VECTORIZED_LOOPS.
18983 * tree-vectorizer.c (vect_verbosity_level): Make static.
18984 (vect_loop_location): Rename to vect_location.
18985 (vect_set_verbosity_level): Update comment.
18986 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18988 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18989 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18990 instead REPORT_UNVECTORIZED_LOOPS.
18991 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18992 and vect_loop_def to vect_external_def and vect_internal_def.
18993 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18994 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18995 REPORT_UNVECTORIZED_LOCATIONS.
18996 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18997 and vect_used_in_loop and to vect_unused_in_scope and
18998 vect_used_in_scope.
18999 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19000 (vect_verbosity_level): Remove declaration.
19001 (vect_analyze_operations): Likewise.
19002 (vect_analyze_stmt): Declare.
19003 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19004 REPORT_UNVECTORIZED_LOCATIONS.
19005 (vect_get_loop_niters): Fix indentation.
19006 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19007 (vect_analyze_loop_operations): New function.
19008 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19009 vect_analyze_operations.
19010 (vect_is_simple_reduction): Use new names.
19011 (vectorizable_live_operation, vect_transform_loop): Likewise.
19012 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19013 to specify whether the data references can be a part of interleaving
19015 (vect_analyze_data_ref_dependence): Use new names.
19016 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19017 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19018 * tree-vect-patterns.c (widened_name_p): Use new names.
19019 (vect_recog_dot_prod_pattern): Likewise.
19020 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19021 (process_use, vect_mark_stmts_to_be_vectorized,
19022 vect_model_simple_cost, vect_model_store_cost,
19023 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19024 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19025 vectorizable_operation, vectorizable_type_demotion,
19026 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19027 vectorizable_condition): Likewise.
19028 (vect_analyze_operations): Split into vect_analyze_loop_operations
19030 (vect_analyze_stmt): ... new function.
19031 (new_stmt_vec_info): Use new names.
19032 (vect_is_simple_use): Use new names and fix comment.
19033 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19034 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19036 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19039 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19040 and integer modes for x87 operands. Do not ICE for unsupported size,
19041 generate error instead. Generate error for unsupported operand types.
19042 ['z']: Do not handle HImode memory operands specially. Warning
19043 for floating-point operands. Fallthru to 'Z' for unsupported operand
19044 types. Do not ICE for unsupported size, generate error instead.
19045 (output_387_binary_op): Use %Z to output operands.
19046 (output_fp_compare): Ditto.
19047 (output_387_reg_move): Ditto.
19049 2009-04-28 Ben Elliston <bje@au.ibm.com>
19054 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19056 * builtins.c (c_strlen): Do not warn here.
19057 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19058 * c-common.c (pointer_int_sum): Take an explicit location.
19059 Warn about offsets out of bounds.
19060 * c-common.h (pointer_int_sum): Adjust declaration.
19062 2009-04-27 Ian Lance Taylor <iant@google.com>
19064 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19066 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19067 * df-core.c (df_set_flags): Change return type to int. Change
19068 type of old_flags to int.
19069 (df_clear_flags): Likewise.
19070 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19071 (df_get_conditional_uses): Likewise.
19072 * df.h (df_set_flags, df_clear_flags): Update declarations.
19073 * dwarf2out.c (struct indirect_string_node): Change type of form
19074 field to enum dwarf_form.
19075 (AT_string_form): Change return type to enum dwarf_form.
19076 * fixed-value.c (fixed_compare): Add cast to enum type.
19077 * fwprop.c (update_df): Change 0 to VOIDmode.
19078 * gensupport.c: Change 0 to UNKNOWN.
19079 * gimple.h (gimple_cond_code): Add cast to enum type.
19080 * haifa-sched.c (reemit_notes): Add cast to enum type.
19081 * hooks.c (hook_int_void_no_regs): Remove function.
19082 * hooks.h (hook_int_void_no_regs): Remove declaration.
19083 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19084 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19085 * real.c (real_arithmetic): Add cast to enum type.
19086 (real_compare): Likewise.
19087 * target.h (struct gcc_target): Change return type of
19088 branch_target_register_class to enum reg_class.
19089 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19090 default_branch_target_register_class.
19091 * targhooks.c (default_branch_target_register_class): New function.
19092 * targhooks.h (default_branch_target_register_class): Declare.
19093 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19094 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19096 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19098 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19099 vect_uninitialized_def. Change 0 to ERROR_MARK.
19100 * tree-vect-stmts.c (supportable_widening_operation): Don't
19101 initialize icode1 and icode2.
19102 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19103 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19105 (cmn_err_flag_specs): Change 0 to STD_C89.
19106 (cmn_err_char_table): Likewise.
19107 * config/arm/arm.c (get_arm_condition_code): Change type of code
19108 to enum arm_cond_code.
19109 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19110 (IWMMXT_BUILTIN2): Likewise.
19111 (neon_builtin_type_bits): Don't define typedef.
19112 (neon_builtin_datum): Change type of bits field to int.
19113 (arm_expand_neon_args): Add cast to enum type.
19114 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19116 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19117 casts to enum type.
19118 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19120 * config/mips/mips.md (jal_macro): Return enum constant.
19121 (single_insn): Likewise.
19122 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19124 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19125 casts to enum type.
19126 * config/s390/s390.c (s390_tune_flags): Change type to int.
19127 (s390_arch_flags): Likewise.
19128 (s390_handle_arch_option): Change flags field of struct pta to int.
19129 * config/s390/s390.h (s390_tune_flags): Update declaration.
19130 (s390_arch_flags): Likewise.
19131 * config/sh/sh.c (prepare_move_operands): Compare
19132 tls_symbolic_operand result with enum constant.
19133 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19134 (sh_expand_prologue): Add cast to enum type.
19135 (sh_expand_epilogue): Likewise.
19136 (tls_symbolic_operand): Change return type to enum tls_model.
19137 (fpscr_set_from_mem): Add cast to enum type.
19138 (legitimize_pic_address): Compare tls_symbolic_operand result with
19140 (sh_target_reg_class): Change return type to enum reg_class.
19141 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19143 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19144 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19145 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19146 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19147 (delayed_branch, tls_call_delay): Likewise.
19148 (eligible_for_sibcall_delay): Likewise.
19149 (eligible_for_return_delay): Likewise.
19150 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19151 (spu_expand_builtin_1): Likewise.
19153 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19154 for all types of conversions.
19155 (output_init_element): Issue -Wc++-compat warning if needed when
19156 initializing a bitfield with enum type.
19157 * c-parser.c (c_parser_expression): Set original_type to
19158 original_type of right hand operand of comma operator.
19160 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19162 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19164 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19165 * doc/cpp.texi (Standard Predefined Macros)
19166 (Implementation-defined behavior): Likewise.
19167 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19168 * doc/gimple.texi (GIMPLE Exception Handling)
19169 (@code{GIMPLE_ASSIGN}): Likewise.
19170 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19171 * doc/invoke.texi (Warning Options, Optimize Options)
19172 (AVR Options, Darwin Options): Likewise.
19173 (Optimize Options): Reformulate -fwhole-program description.
19174 * doc/loop.texi (Lambda): Likewise.
19175 * doc/md.texi (Output Template, Define Constraints)
19176 (Standard Names, Insn Splitting): Likewise.
19177 * doc/options.texi (Option properties): Likewise.
19178 * doc/passes.texi (Tree-SSA passes): Likewise.
19179 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19180 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19181 (File Names and DBX): Likewise.
19182 * doc/trouble.texi (Incompatibilities): Likewise.
19184 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19186 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19187 instruction is correct.
19189 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19191 Allow non-constant arguments to conversion intrinsics.
19192 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19193 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19194 * spu.c (print_operand): Handle 'v' and 'w'.
19195 (exp2_immediate_p, spu_gen_exp2): Define.
19196 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19197 spu_convtf_1): Update parameter descriptions.
19198 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19199 * constraints.md ('v', 'w'): New.
19200 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19202 (i2f, I2F): New define_mode_attr.
19203 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19204 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19205 fixuns_truncv4sfv4si2): Update to use mode attribute.
19206 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19207 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19208 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19209 patterns for combine.
19211 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19213 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19214 (cprop, hoist, pre, store_motion): New debug counters.
19215 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19216 is not an RTL pass anymore.
19217 (pass_profiling): Remove extern decl for pass removed in 2005.
19218 (pass_gcse, pass_jump_bypass): Remove.
19219 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19220 to 0 for clean state.
19221 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19222 * cse.c (gate_handle_cse_after_global_opts,
19223 rest_of_handle_cse_after_global_opts): New functions.
19224 (pass_cse_after_global_opts): New pass, does local CSE.
19225 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19226 (TV_CPROP): New timevar.
19227 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19228 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19229 (gcse_main, recompute_all_luids): Remove.
19230 (compute_hash_table_work): Call max_reg_num instead of reading
19232 (cprop_jump): Don't set run_jump_opt_after_gcse.
19233 (constprop_register): Always allow to alter jumps.
19234 (cprop_insn): Likewise.
19235 (do_local_cprop): Likewise.
19236 (local_cprop_pass): Likewise. Return non-zero if something changed.
19237 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19238 (find_implicit_sets): Add note about missed optimization opportunity.
19239 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19240 pass_rtl_cprop execute function.
19241 Don't bother tracking the pass number, each pass gets its own dumpfile
19243 Always allow to alter jumpsand bypass jumps.
19244 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19245 will just find no suitable set.
19246 (pre_edge_insert): Fix dumping, this function is for PRE only.
19247 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19248 pass_rtl_pre execute function.
19249 (hoist_code): Return non-zero if something changed. Keep track of
19250 substitutions and insertions for statistics gathering similar to PRE.
19251 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19252 called from the pass_rtl_hoist execute function. Show pass statistics.
19253 (compute_store_table): Use max_reg_num directly instead of using the
19254 formerly global max_gcse_regno.
19255 (build_store_vectors): Likewise.
19256 (replace_store_insn): Fix dumping.
19257 (store_motion): Rename to ...
19258 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19259 pass, called from the pass_rtl_store_motion execute function. Keep
19260 track of substitutions and insertions for statistics gathering similar
19262 (bypass_jumps): Remove, fold interesting bits into ...
19263 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19264 from the pass_rtl_cprop execute function.
19265 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19266 pass_jump_bypass): Remove.
19267 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19268 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19269 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19270 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19271 (gate_rtl_store_motion, execute_rtl_store_motion,
19272 pass_rtl_store_motion): New.
19273 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19274 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19275 * passes.c (init_optimization_passes): Remove pass_gcse and
19276 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19277 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19278 instead of pass_jump_bypass.
19280 2009-04-27 Richard Guenther <rguenther@suse.de>
19282 PR middle-end/39928
19283 * gimplify.c (gimplify_expr): If we are required to create
19284 a temporary make sure it ends up as register.
19286 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19289 * config/i386/i386.c (construct_container): Don't call
19290 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19291 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19293 2009-04-27 Michael Matz <matz@suse.de>
19295 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19296 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19297 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19298 (dump_replaceable_exprs): Take a bitmap.
19299 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19301 (expand_gimple_basic_block): Likewise.
19302 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19303 replaceable_expressions member a bitmap.
19304 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19305 (mark_replaceable): Likewise.
19306 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19307 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19309 2009-04-27 Richard Guenther <rguenther@suse.de>
19311 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19312 (verify_stmts): Dispatch to gimple/type verification code.
19313 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19314 issue with call argument types.
19316 2009-04-27 Michael Matz <matz@suse.de>
19318 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19319 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19322 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19323 Eric Botcazou <ebotcazou@adacore.com>
19325 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19326 a label's basic block.
19327 (mark_target_live_regs): Tidy and rework obsolete comments.
19328 Change back DF problem to LIVE. If a label starts a basic block,
19329 assume that all registers that used to be live then still are.
19330 (init_resource_info): If a label starts a basic block, set its
19331 BLOCK_FOR_INSN accordingly.
19332 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19334 2009-04-27 Richard Guenther <rguenther@suse.de>
19336 * tree-flow-inline.h (function_ann): Remove.
19337 (get_function_ann): Likewise.
19338 * tree-dfa.c (create_function_ann): Remove.
19339 * tree-flow.h (struct static_var_ann_d): Remove.
19340 (struct function_ann_d): Likewise.
19341 (union tree_ann_d): Remove fdecl member.
19342 (function_ann_t): Remove.
19343 (function_ann, get_function_ann, create_function_ann): Remove
19346 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19348 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19350 2009-04-27 Jan Hubicka <jh@suse.cz>
19352 * ipa-pure-const.c (struct funct_state_d): New fields
19353 state_previously_known, looping_previously_known; remove
19354 state_set_in_source.
19355 (analyze_function): Use new fields.
19356 (propagate): Avoid assumption that state_set_in_source imply
19359 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19360 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19361 * cfgloop.h (finite_loop_p): Declare.
19363 2009-04-26 Michael Matz <matz@suse.de>
19365 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19367 2009-04-26 Michael Matz <matz@suse.de>
19369 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19370 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19371 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19372 pass_mark_used_blocks): Remove.
19373 * tree-optimize.c (pass_free_datastructures,
19374 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19375 * passes.c (init_optimization_passes): Don't call
19376 pass_mark_used_blocks, remove dead code.
19378 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19380 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19381 * tree-ssa-live.h (register_ssa_partition): Likewise.
19383 2009-04-26 Michael Matz <matz@suse.de>
19386 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19387 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19388 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19390 (compare_pairs): Swap cost comparison.
19391 (coalesce_ssa_name): Don't use change_partition_var.
19392 * tree-nrv.c (struct nrv_data): Add modified member.
19393 (finalize_nrv_r): Set it.
19394 (tree_nrv): Use it to update statements.
19395 (pass_nrv): Require PROP_ssa.
19396 * tree-mudflap.c (mf_decl_cache_locals,
19397 mf_build_check_statement_for): Use make_rename_temp.
19398 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19399 * alias.c (find_base_decl): Handle SSA names.
19400 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19401 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19402 * rtl.h (set_reg_attrs_for_parm): Declare.
19403 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19404 to "optimized", remove unused locals at finish.
19405 (execute_free_datastructures): Make global, call
19406 delete_tree_cfg_annotations.
19407 (execute_free_cfg_annotations): Don't call
19408 delete_tree_cfg_annotations.
19410 * ssaexpand.h: New file.
19411 * expr.c (toplevel): Include ssaexpand.h.
19412 (expand_assignment): Handle SSA names the same as register variables.
19413 (expand_expr_real_1): Expand SSA names.
19414 * cfgexpand.c (toplevel): Include ssaexpand.h.
19415 (SA): New global variable.
19416 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19417 (SSAVAR): New macro.
19418 (set_rtl): New helper function.
19419 (add_stack_var): Deal with SSA names, use set_rtl.
19420 (expand_one_stack_var_at): Likewise.
19421 (expand_one_stack_var): Deal with SSA names.
19422 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19423 before unique numbers.
19424 (expand_stack_vars): Use set_rtl.
19425 (expand_one_var): Accept SSA names, add asserts for them, feed them
19426 to above subroutines.
19427 (expand_used_vars): Expand all partitions (without default defs),
19428 then only the local decls (ignoring those expanded already).
19429 (expand_gimple_cond): Remove edges when jumpif() expands an
19430 unconditional jump.
19431 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19432 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19434 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19435 members of SA; deal with PARM_DECL partitions here; expand
19436 all PHI nodes, free tree datastructures and SA. Commit instructions
19437 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19438 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19439 info and statements at start, collect garbage at finish.
19440 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19441 (VAR_ANN_PARTITION) Remove.
19442 (change_partition_var): Don't declare.
19443 (partition_to_var): Always return SSA names.
19444 (var_to_partition): Only accept SSA names.
19445 (register_ssa_partition): Only check argument.
19446 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19448 (delete_var_map): Don't free it.
19449 (var_union): Only accept SSA names, simplify.
19450 (partition_view_init): Mark only useful SSA names as used.
19451 (partition_view_fini): Only deal with SSA names.
19452 (change_partition_var): Remove.
19453 (dump_var_map): Use ssa_name instead of partition_to_var member.
19454 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19456 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19457 (struct _elim_graph): New member const_dests; nodes member vector of
19459 (set_location_for_edge): New static helper.
19460 (create_temp): Remove.
19461 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19462 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19463 (new_elim_graph): Allocate const_dests member.
19464 (clean_elim_graph): Truncate const_dests member.
19465 (delete_elim_graph): Free const_dests member.
19466 (elim_graph_size): Adapt to new type of nodes member.
19467 (elim_graph_add_node): Likewise.
19468 (eliminate_name): Likewise.
19469 (eliminate_build): Don't take basic block argument, deal only with
19470 partition numbers, not variables.
19471 (get_temp_reg): New static helper.
19472 (elim_create): Use it, deal with RTL temporaries instead of trees.
19473 (eliminate_phi): Adjust all calls to new signature.
19474 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19475 (rewrite_trees): Only do checking.
19476 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19477 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19478 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19479 contains_tree_r, MAX_STMTS_IN_LATCH,
19480 process_single_block_loop_latch, analyze_edges_for_bb,
19481 perform_edge_inserts): Remove.
19482 (expand_phi_nodes): New global function.
19483 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19484 functions, initialize new parameter, remember partitions having a
19486 (finish_out_of_ssa): New global function.
19487 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19488 don't reset in_ssa_p here, don't disable TER when mudflap.
19489 (pass_del_ssa): Remove.
19490 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19492 (execute_free_datastructures): Declare.
19493 * Makefile.in (SSAEXPAND_H): New variable.
19494 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19495 * basic-block.h (commit_one_edge_insertion): Declare.
19496 * passes.c (init_optimization_passes): Move pass_nrv and
19497 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19498 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19499 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19500 (redirect_branch_edge): Deal with super block when expanding, split
19501 out jump patching itself into ...
19502 (patch_jump_insn): ... here, new static helper.
19504 2009-04-26 Michael Matz <matz@suse.de>
19506 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19507 beyond num_ssa_names.
19508 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19509 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19511 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19513 PR inline-asm/39543
19514 * fwprop.c (forward_propagate_asm): New function.
19515 (forward_propagate_and_simplify): Propagate also into __asm, if it
19516 doesn't increase the number of referenced registers.
19519 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19521 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19523 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19524 note_nonlocal_vla_type for nonlocal VLAs.
19525 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19526 contains_remapped_vars, remap_vla_decls): New functions.
19527 (convert_nonlocal_reference_stmt): If not optimizing, call
19528 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19529 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19530 if it wasn't found in var_map.
19531 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19532 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19533 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19535 * gimplify.c (nonlocal_vlas): New variable.
19536 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19538 (gimplify_body): Create and destroy nonlocal_vlas.
19540 * dwarf2out.c (loc_descr_plus_const): New function.
19541 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19542 mem_loc_descriptor, loc_descriptor_from_tree_1,
19543 descr_info_loc, gen_variable_die): Use it.
19545 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19546 !TREE_STATIC VAR_DECLs.
19547 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19548 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19549 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19550 DECL_BY_REFERENCE is valid.
19551 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19552 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19553 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19554 Copy DECL_BY_REFERENCE.
19555 (struct nesting_copy_body_data): New type.
19556 (nesting_copy_decl): New function.
19557 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19558 if they have variable length.
19560 2009-04-26 Michael Matz <matz@suse.de>
19562 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19563 mark new temporaries for renaming.
19565 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19568 * c-decl.c (global_bindings_p): Return negative value.
19569 (c_variable_size): New. Based on variable_size from
19571 (grokdeclarator): Call c_variable_size not variable_size.
19573 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19575 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19577 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19579 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19580 Redefine it to just use mingw/include.
19581 (ASM_SPEC): Rules for -m32 and -m64.
19582 (LINK_SPEC): Use Likewise.
19583 (SPEC_32): New define.
19584 (SPEC_64): Likewise.
19585 (SUB_LINK_SPEC): Likewise.
19586 (MULTILIB_DEFAULTS): New define.
19587 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19588 Add multilib options.
19589 (MULTILIB_DIRNAMES): Likewise.
19590 (MULTILIB_OSDIRNAMES): Likewise.
19591 (LIBGCC): Likewise.
19592 (INSTALL_LIBGCC): Likewise.
19594 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19597 * c-tree.h (enum c_inline_static_type): New.
19598 (record_inline_static): Declare.
19599 * c-decl.c (struct c_inline_static, c_inline_statics,
19600 record_inline_static, check_inline_statics): New.
19601 (pop_file_scope): Call check_inline_statics.
19602 (start_decl): Call record_inline_static instead of pedwarning
19603 directly for static in inline function.
19604 * c-typeck.c (build_external_ref): Call record_inline_static
19605 instead of pedwarning directly for static referenced in inline
19608 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19610 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19611 not new but only being rescanned.
19612 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19613 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19614 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19615 record_set_info, compute_set, grealloc): Remove.
19616 (recompute_all_luids): New function.
19617 (gcse_main): Don't compute sets, and don't do related memory
19618 allocations/free-ing. If something changed before the end of the
19619 pass, update LUIDs using recompute_all_luids.
19620 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19621 (free_gcse_mem): Don't free it either.
19622 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19623 Use the df insn LUIDs.
19624 (load_killed_in_block): Likewise.
19625 (compute_hash_table_work): Don't compute reg_set_in_block.
19626 (compute_transp): Use DF_REG_DEF_CHAINs.
19627 (local_cprop_pass): Don't use compute_sets and related functions.
19628 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19629 Use get_max_uid() instead of max_cuid.
19630 (insert_insn_end_basic_block, pre_insert_copy_insn,
19631 update_ld_motion_stores): Don't try to
19632 keep reg_set tables up to date.
19633 (pre_insert_copies): Use df insn LUIDs.
19634 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19635 (reg_set_info): Don't use extra bitmap argument.
19636 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19637 information to compute regs_set_in_block.
19638 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19639 (bypass_jumps): Don't use compute_sets and friends.
19641 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19644 * opts.c (undocumented_msg): Do not leave blank even with
19647 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19649 * c-decl.c (build_enumerator): Allow values folding to integer
19650 constants but not integer constant expressions with a pedwarn if
19653 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19656 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19657 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19658 type is an integer constant.
19660 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19663 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19666 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19669 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19670 with variably modified return type and no storage class
19671 specifiers, except for the case of nested functions. Distinguish
19672 extern declarations of functions with variably modified return
19673 types from those of objects with variably modified types.
19675 2009-04-25 Jan Hubicka <jh@suse.cz>
19677 * tree.c (list_equal_p): New function.
19678 * tree.h (list_equal_p): Declare.
19679 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19680 basic_block_def, basic_block, const_basic_block): New.
19681 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19682 (redirect_eh_edge): New function.
19683 (make_eh_edge_update_phi): EH edges are not abnormal.
19684 * except.c: Include tree-flow.h.
19685 (list_match): New function.
19686 (eh_region_replaceable_by_p): New function.
19687 (replace_region): New function.
19688 (hash_type_list): New function.
19689 (hash_eh_region): New function.
19690 (eh_regions_equal_p): New function.
19691 (merge_peers): New function.
19692 (remove_unreachable_regions): Verify EH tree when checking;
19694 (copy_eh_region_1): New function.
19695 (copy_eh_region): New function.
19696 (push_reachable_handler): New function.
19697 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19698 regions without label but with live RESX.
19699 * except.h (redirect_eh_edge_to_label): New.
19700 * tree-flow.h (redirect_eh_edge): New.
19701 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19702 basic_block_def, basic_block, const_basic_block): Remove.
19703 * Makefile.in (except.o): Add dependency on tree-flow.h
19704 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19705 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19708 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19711 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19712 on the destination of memcpy.
19714 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19716 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19717 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19718 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19720 2009-04-25 Jan Hubicka <jh@suse.cz>
19722 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19723 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19724 to be reached by different label than left.
19725 (update_eh_edges): Update comment; remove edge_to_remove if possible
19726 and return true if suceeded.
19727 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19728 (cleanup_eh): Compute sharing map.
19729 * except.c (remove_eh_handler_and_replace): Add argument if we should
19731 (remove_unreachable_regions): Update for label sharing.
19732 (label_to_region_map): Likewise.
19733 (get_next_region_sharing_label): New function.
19734 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19736 (remove_eh_handler): Update.
19737 (remove_eh_region_and_replace_by_outer_of): New function.
19738 * except.h (struct eh_region): Add next_region_sharing_label.
19739 (remove_eh_region_and_replace_by_outer_of,
19740 get_next_region_sharing_label): Declare.
19741 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19743 2009-04-25 Jan Hubicka <jh@suse.cz>
19745 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19746 insert code even if they are not critical.
19748 2009-04-25 Jan Hubicka <jh@suse.cz>
19750 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19751 (gimple_can_remove_branch_p): EH edges won't remove branch by
19753 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19754 updating of non-abnormal EH edges.
19755 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19756 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19757 (split_critical_edges): Split also edges where emitting code on them
19758 will lead to splitting later.
19760 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19761 H.J. Lu <hongjiu.lu@intel.com>
19764 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19765 the configured assembler supports fildq and fistpq mnemonics.
19766 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19767 * configure: Regenerated.
19768 * config.in: Ditto.
19770 * config/i386/i386.c (print_operand): Handle 'Z'.
19771 ['z']: Remove handling of special fild/fist suffixes.
19772 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19773 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19774 suffix of fild insn.
19775 (*floatsi<mode>2_vector_mixed): Ditto.
19776 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19777 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19778 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19779 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19780 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19782 2009-04-25 Ben Elliston <bje@au.ibm.com>
19784 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19785 the source of a set operation.
19787 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19789 * target.h (struct gcc_target): Add case_values_threshold field.
19790 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19791 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19792 * targhooks.c (default_case_values_threshold): New function.
19793 * targhooks.h (default_case_values_threshold): Declare function.
19794 * stmt.c (expand_case): Use case_values_threshold target hook.
19795 * expr.h (case_values_threshold): Remove declartation.
19796 * expr.c (case_values_threshold): Remove function.
19797 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19799 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19800 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19801 (avr_case_values_threshold): Declare as static.
19802 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19804 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19805 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19806 (mn10300_case_values_threshold): New function.
19808 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19810 * ira.c (setup_cover_and_important_classes): Add enum cast.
19812 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19814 * genpreds.c (write_enum_constraint_num): Output definition of
19815 CONSTRAINT_NUM_DEFINED_P macro.
19816 * ira.c (setup_cover_and_important_classes): Use
19817 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19819 2009-04-24 DJ Delorie <dj@redhat.com>
19821 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19822 __SH2A_SINGLE_ONLY__ also.
19824 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19826 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19827 (movdf_internal): Ditto.
19828 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19829 SFmode and DFmode constants.
19830 (ia64_print_operand): Add 'G' format for printing
19831 floating point constants.
19833 2009-04-24 Richard Guenther <rguenther@suse.de>
19835 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19836 from unsigned additions.
19838 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19840 * c-typeck.c (set_init_index): Allow array designators that are
19841 not integer constant expressions with a pedwarn if pedantic.
19843 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19845 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19846 zero if no overlap in nonzero bits between the operands.
19848 2009-04-24 Ian Lance Taylor <iant@google.com>
19850 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19851 (record_dead_and_set_regs): Likewise.
19852 * df.h (struct df_mw_hardreg): Change flags field to int.
19853 (struct df_base_ref): Likewise.
19854 (struct df): Change changeable_flags field to int.
19855 * df-scan.c (df_defs_record): Change clobber_flags to int.
19856 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19857 constants rather than #define macros.
19858 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19859 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19860 (enum dwarf_calling_convention): Likewise.
19861 (enum dwarf_line_number_x_ops): Likewise.
19862 (enum dwarf_call_frame_info): Likewise.
19863 (enum dwarf_source_language): Likewise.
19864 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19865 (add_calling_convention_attribute): Likewise.
19866 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19867 (combine_comparisons): Change compcode to int. Add cast to enum type.
19868 * genrecog.c (maybe_both_true_2): Change c to int.
19869 (write_switch): Likewise. Add cast to enum type.
19870 * gimplify.c (gimplify_omp_for): Handle return values from
19871 gimplify_expr using MIN rather than bitwise or.
19872 (gimplify_expr): Add cast to enum type.
19873 * ipa-prop.c (update_jump_functions_after_inlining): Change
19874 IPA_BOTTOM to IPA_JF_UNKNOWN.
19875 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19876 Add casts to enum type.
19877 (setup_cover_and_important_classes): Change cl to int. Add casts
19879 (setup_class_translate): Change cl and mode to int.
19880 (ira_init_once): Change mode to int.
19881 (free_register_move_costs): Likewise.
19882 (setup_prohibited_mode_move_regs): Add casts to enum type.
19883 * langhooks.c (add_builtin_function_common): Rework assertion that
19884 value fits bitfield.
19885 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19886 * omega.c (omega_do_elimination): Avoid math on enum types.
19887 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19888 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19889 int local to handle integral_argment value.
19890 * regmove.c (try_auto_increment): Change PUT_MODE to
19892 * reload.c (push_secondary_reload): Add casts to enum type.
19893 (secondary_reload_class, find_valid_class): Likewise.
19894 * reload1.c (emit_input_reload_insns): Likewise.
19895 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19896 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19897 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19899 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19900 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19902 (expand_complex_libcall): Add casts to enum type.
19903 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19904 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19905 with ERROR_MARK, not NUM_TREE_CODES.
19906 (vect_create_epilog_for_reduction): Likewise.
19907 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19908 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19909 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19911 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19912 vect_unused_in_loop. Change 0 to loop_vect.
19913 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19914 * var-tracking.c (get_init_value): Change return type to enum
19916 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19917 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19919 (arm_override_options): Add casts to enum type.
19920 (arm_emit_tls_decoration): Likewise.
19921 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19923 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19924 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19925 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19927 * config/s390/s390.c (code_for_builtin_64): Change to array of
19929 (code_for_builtin_31): Likewise.
19930 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19932 * config/sparc/sparc.c (sparc_override_options): Change value
19933 field in struct code_model to enum cmodel. In initializer change
19934 0 to NULL and add cast to enum type.
19936 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19937 Change all callers. Issue a -Wc++-compat warning using
19938 lhs_origtype if necessary.
19939 (convert_for_assignment): Issue -Wc++-compat warnings about
19940 invalid conversions to enum type on assignment.
19941 * c-common.h (build_modify_expr): Update declaration.
19943 2009-04-24 Nick Clifton <nickc@redhat.com>
19945 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19946 (function_arg_advance): Likewise.
19947 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19950 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19952 * config/s390/constraints.md ('I', 'J'): Fix condition.
19954 2009-04-24 Diego Novillo <dnovillo@google.com>
19956 * gengtype-parse.c (parse_error): Add newline after message.
19958 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19960 * config/i386/sse.md (avxmodesuffixs): Removed.
19961 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19962 (*avx_pinsr<ssevecsize>): This.
19964 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19966 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19967 follow chains of regs with a single definition, and allow expressions
19968 that are function_invariant_p.
19969 (simple_rhs_p): Allow expressions that are function_invariant_p.
19971 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19973 PR middle-end/39867
19974 * fold-const.c (fold_cond_expr_with_comparison): When folding
19975 > and >= to MAX, make sure the MAX uses the same type as the
19976 comparison's operands.
19978 2009-04-24 Nick Clifton <nickc@redhat.com>
19980 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19981 addressing for DImode accesses.
19982 (frv_print_operand_address): Handle PLUS case.
19983 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19985 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19987 PR rtl-optimization/39794
19988 * alias.c (canon_true_dependence): Add x_addr argument.
19989 * rtl.h (canon_true_dependence): Adjust prototype.
19990 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19991 * cselib.c (cselib_invalidate_mem): Likewise.
19992 * gcse.c (compute_transp): Likewise.
19993 * dse.c (scan_reads_nospill): Likewise.
19994 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19995 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19996 canon_base_addr of the group, plus optional offset.
19997 (struct group_info): Rename canon_base_mem to
19999 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20000 canon_rtx of base_mem.
20002 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20004 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20005 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20007 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20009 * config/spu/spu-builtins.h: Delete file.
20011 * config/spu/spu.h (enum spu_builtin_type): Move here from
20013 (struct spu_builtin_description): Likewise. Add GTY marker.
20014 Do not use enum spu_function_code or enum insn_code.
20015 (spu_builtins): Add extern declaration.
20017 * config/spu/spu.c: Do not include "spu-builtins.h".
20018 (enum spu_function_code, enum spu_builtin_type_index,
20019 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20020 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20021 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20022 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20023 (spu_builtin_types): Make static. Add GTY marker.
20024 (spu_builtins): Add extern declaration with GTY marker.
20025 Include "gt-spu.h".
20027 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20028 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20029 Check programmatically whether all parameters are scalar.
20031 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20033 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20035 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20036 assignment from the constructor either if the target is volatile.
20038 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20040 * config/arm/arm.md (insv): Do not share operands[0].
20042 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20044 * config/vxlib-tls.c (active_tls_threads): Delete.
20045 (delete_hook_installed): New.
20046 (tls_delete_hook): Don't delete the delete hook.
20047 (tls_destructor): Delete it here.
20048 (__gthread_set_specific): Adjust installing the delete hook.
20049 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20050 __gthread_leave_tsd_dtor_context.
20052 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20054 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20056 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20058 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20060 (alpha_rtx_costs): Ditto.
20061 (emit_unlikely_jump): Use add_reg_note.
20062 (emit_frame_store_1): Ditto.
20063 (alpha_expand_prologue): Ditto.
20064 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20065 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20067 2009-04-23 Nick Clifton <nickc@redhat.com>
20069 * config/v850/v850.md (epilogue): Remove suppressed code.
20070 (return): Rename to return_simple and remove test of frame size.
20071 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20072 to gen_return_simple.
20074 2009-04-22 Jing Yu <jingyu@google.com>
20077 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20079 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20082 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20083 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20084 value is a VECTOR_CST, the element type is the element type of the
20087 2009-04-22 DJ Delorie <dj@redhat.com>
20089 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20091 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20093 * alias.c (find_base_term): Move around LO_SUM case, so that
20094 CONST falls through into PLUS/MINUS handling.
20097 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20098 into 0, use omit_one_operand.
20100 2009-04-23 Ben Elliston <bje@au.ibm.com>
20102 * config/rs6000/linux-unwind.h (get_regs): Remove type
20103 puns. Change the type of `pc' to an array of unsigned ints and
20104 update all users. Constify frame24.
20106 2009-04-22 DJ Delorie <dj@redhat.com>
20108 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20109 declarations before code.
20110 (current_function_special_page_vector): Likewise.
20111 (m32c_expand_insv): Silence a warning.
20113 2009-04-21 Taras Glek <tglek@mozilla.com>
20115 * alias.c: Update GTY annotations to new syntax.
20116 * basic-block.h: Likewise.
20117 * bitmap.h: Likewise.
20118 * c-common.h: Likewise.
20119 * c-decl.c: Likewise.
20120 * c-parser.c: Likewise.
20121 * c-pragma.c: Likewise.
20122 * c-tree.h: Likewise.
20123 * cfgloop.h: Likewise.
20124 * cgraph.h: Likewise.
20125 * config/alpha/alpha.c: Likewise.
20126 * config/arm/arm.h: Likewise.
20127 * config/avr/avr.h: Likewise.
20128 * config/bfin/bfin.c: Likewise.
20129 * config/cris/cris.c: Likewise.
20130 * config/darwin.c: Likewise.
20131 * config/frv/frv.c: Likewise.
20132 * config/i386/i386.c: Likewise.
20133 * config/i386/i386.h: Likewise.
20134 * config/i386/winnt.c: Likewise.
20135 * config/ia64/ia64.h: Likewise.
20136 * config/iq2000/iq2000.c: Likewise.
20137 * config/mips/mips.c: Likewise.
20138 * config/mmix/mmix.h: Likewise.
20139 * config/pa/pa.c: Likewise.
20140 * config/pa/pa.h: Likewise.
20141 * config/rs6000/rs6000.c: Likewise.
20142 * config/s390/s390.c: Likewise.
20143 * config/sparc/sparc.c: Likewise.
20144 * config/xtensa/xtensa.c: Likewise.
20145 * cselib.h: Likewise.
20146 * dbxout.c: Likewise.
20147 * dwarf2out.c: Likewise.
20148 * except.c: Likewise.
20149 * except.h: Likewise.
20150 * fixed-value.h: Likewise.
20151 * function.c: Likewise.
20152 * function.h: Likewise.
20153 * gimple.h: Likewise.
20154 * integrate.c: Likewise.
20155 * optabs.c: Likewise.
20156 * output.h: Likewise.
20157 * real.h: Likewise.
20159 * stringpool.c: Likewise.
20160 * tree-data-ref.c: Likewise.
20161 * tree-flow.h: Likewise.
20162 * tree-scalar-evolution.c: Likewise.
20163 * tree-ssa-address.c: Likewise.
20164 * tree-ssa-alias.h: Likewise.
20165 * tree-ssa-operands.h: Likewise.
20166 * tree.c: Likewise.
20167 * tree.h: Likewise.
20168 * varasm.c: Likewise.
20169 * varray.h: Likewise.
20171 * coretypes.h: Do not define GTY macro if it is already defined.
20172 * doc/gty.texi: Update GTY documentation to new syntax.
20173 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20174 annotations on structs.
20175 * gengtype-parse.c: Likewise.
20177 2009-04-22 Mark Heffernan <meheff@google.com>
20179 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20181 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20183 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20186 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20188 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20189 the same as a PLUS without a shift. Increase the cost of a
20192 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20194 * Makefile.in: Update dependencies.
20195 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20196 * errors.h: Remove bogus comment about compatibility.
20197 (warning): Update declaration.
20198 * genautomata.c: Update all calls to warning.
20199 * gimple.c: Do not include errors.h. Include toplev.h.
20200 * tree-ssa-structalias.c: Do not include errors.h.
20201 * omega.c: Likewise.
20202 * tree-ssa-reassoc.c: Likewise.
20203 * config/spu/spu-c.c: Likewise.
20204 * config/spu/t-spu-elf: Update dependencies.
20206 2009-04-22 Richard Guenther <rguenther@suse.de>
20208 PR tree-optimization/39824
20209 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20210 make sure the types are compatible.
20212 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20215 * c-common.c (c_parse_error): Take a token_flags parameter.
20216 Use token_type for the token type instead.
20217 Pass token_flags to cpp_type2name.
20218 * c-common.h (c_parse_error): Update declaration.
20219 * c-parser.c (c_parser_error): Pass 0 as token flags.
20221 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20223 PR rtl-optimization/39580
20224 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20226 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20228 * function.c (expand_function_end): Do not emit a jump to the "naked"
20229 return label for fall-through returns.
20230 * except.c (sjlj_emit_function_exit): Always place the call to the
20231 unregister function at the location installed by expand_function_end.
20233 2009-04-22 Richard Guenther <rguenther@suse.de>
20235 PR tree-optimization/39845
20236 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20237 (gen_inbound_check): Likewise.
20239 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20241 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20243 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20244 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20246 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20248 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20249 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20250 shift counts to avoid out-of-bounds array accesses.
20252 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20254 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20255 (Pmode): Move above.
20257 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20259 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20260 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20261 GET_CODE macro. Use IN_RANGE macro where appropriate.
20262 * config/alpha/alpha.h: Ditto.
20263 * config/alpha/alpha.md: Ditto.
20264 * config/alpha/constraints.md: Ditto.
20265 * config/alpha/predicates.md: Ditto.
20267 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20269 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20270 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20271 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20272 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20273 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20274 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20275 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20276 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20277 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20278 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20279 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20280 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20281 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20282 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20283 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20284 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20285 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20286 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20287 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20288 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20289 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20290 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20291 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20292 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20293 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20294 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20295 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20297 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20299 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20300 references from comments.
20301 * cfgbuild.c: (count_basic_blocks): Delete.
20302 (find_basic_blocks_1): Delete.
20303 (find_basic_blocks): Delete.
20304 * except.c (finish_eh_generation): Make static. Move comment from
20305 except.h here. Remove find_basic_blocks references from comments.
20306 * except.h (finish_eh_generation): Delete.
20307 * basic-block.h (find_basic_blocks): Delete.
20308 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20310 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20312 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20313 (sdbout_parms): Likewise.
20315 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20317 * config/sh/sh.c (prepare_cbranch_operands): Use
20318 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20319 (expand_cbranchdi4): Likewise.
20320 (from_compare): Add cast to enum type.
20321 (expand_cbranchsi4): Use add_reg_note.
20322 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20323 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20324 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20325 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20326 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20327 instead of CODE_FOR_nothing.
20328 (cbranchdi4): Likewise. Fix the order of arguments for
20330 (push_fpscr): Use add_reg_note.
20331 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20332 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20334 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20336 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20337 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20338 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20339 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20340 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20341 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20342 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20343 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20344 config/alpha/x-vms, config/arc/t-arc,
20345 config/arm/README-interworking, config/arm/arm-c.c,
20346 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20347 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20348 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20349 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20350 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20351 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20352 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20353 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20354 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20355 config/cris/t-elfmulti, config/crx/t-crx,
20356 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20357 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20358 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20359 config/h8300/t-h8300, config/i386/athlon.md,
20360 config/i386/darwin-libgcc.10.4.ver,
20361 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20362 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20363 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20364 config/i386/t-linux64, config/i386/t-nwld,
20365 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20366 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20367 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20368 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20369 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20370 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20371 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20372 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20373 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20374 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20375 config/m68k/t-uclinux, config/mcore/t-mcore,
20376 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20377 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20378 config/mips/crtn.asm, config/mips/irix-crti.asm,
20379 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20380 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20381 config/mips/mips-fixed.md, config/mips/sb1.md,
20382 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20383 config/mips/t-iris6, config/mips/t-isa3264,
20384 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20385 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20386 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20387 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20388 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20389 config/mn10300/t-linux, config/mn10300/t-mn10300,
20390 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20391 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20392 config/picochip/libgccExtras/clzsi2.asm,
20393 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20394 config/rs6000/darwin-libgcc.10.4.ver,
20395 config/rs6000/darwin-libgcc.10.5.ver,
20396 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20397 config/rs6000/t-aix43, config/rs6000/t-aix52,
20398 config/rs6000/t-darwin, config/rs6000/t-fprules,
20399 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20400 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20401 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20402 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20403 config/rs6000/t-rtems, config/rs6000/t-spe,
20404 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20405 config/score/t-score-elf, config/sh/divcost-analysis,
20406 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20407 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20408 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20409 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20410 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20411 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20412 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20413 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20414 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20415 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20416 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20417 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20418 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20419 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20420 * config/h8300/genmova.sh: Include copyright and license notices
20421 in generated output.
20422 * config/h8300/mova.md: Regenerate.
20423 * doc/install.texi2html: Include word "Copyright" in copyright
20424 notice and use name "Free Software Foundation, Inc.".
20425 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20426 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20427 ChangeLog-2007, ChangeLog-2008: Correct dates.
20429 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20431 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20432 NE_EXPR operations as well.
20433 * c-parser.c (c_parser_condition): Do not set location information on
20435 (c_parser_conditional_expression): Likewise.
20436 (c_parser_binary_expression): Set location information on operators.
20437 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20438 TRUTH_NOT_EXPR has been folded.
20439 * fold-const.c (fold_truth_not_expr): Copy location information from
20440 the incoming expression to the outgoing one.
20441 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20442 recursive calls on the LHS of the operator but pass that of the
20443 operator to recursive calls on the RHS of the operator. Set it
20445 (shortcut_cond_expr): Set the locus of the operator on the second
20446 COND_EXPR and that of the expression on the first in degenerate cases.
20447 Pass the locus of the expression to calls to shortcut_cond_r.
20448 Set the locus of the 'then' block on the associated jump, if any.
20449 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20450 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20451 expression to call to gimplify_boolean_expr.
20453 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20455 * config.gcc: Add additional configuration for
20456 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20457 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20458 (CPP_SPEC): Redefine for allowing -municode option.
20459 (STARTFILE_SPEC): Likewise.
20460 * config/i386/t-mingw-w64: New.
20461 * config/i386/mingw-w64.opt: New.
20462 (municode): Add new target option.
20463 * doc/invoke.texi (municode): Add documentation for new option.
20465 2009-04-21 Ian Lance Taylor <iant@google.com>
20467 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20468 Correct test for number of arguments.
20469 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20471 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20473 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20474 argument of emit_library_call.
20476 2009-04-21 Richard Guenther <rguenther@suse.de>
20478 PR middle-end/39829
20479 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20480 inside VIEW_CONVERT_EXPRs.
20482 2009-04-21 Martin Jambor <mjambor@suse.cz>
20484 * tree-switch-conversion.c (build_constructors): Split a long line.
20485 (constructor_contains_same_values_p): New function.
20486 (build_one_array): Create assigns of constants if possible, do not
20487 call mark_sym_for_renaming, call update_stmt.
20488 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20489 make_rename_temp. Do not call mark_symbols_for_renaming, call
20491 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20492 find_new_referenced_vars, call update_stmt.
20493 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20494 instead of calling make_rename_temp. Do not call
20495 find_new_referenced_vars or mark_symbols_for_renaming, call
20498 2009-04-21 Richard Guenther <rguenther@suse.de>
20500 PR tree-optimization/39827
20501 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20502 (tree_ssa_phiprop): Pass the correct array size.
20504 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20506 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20508 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20511 * c-typeck.c (lvalue_p): Move declaration ...
20512 * c-common.h (lvalue_p): ... to here.
20513 * c-common.c (candidate_equal_p): New.
20514 (add_tlist): Use it.
20515 (merge_tlist): Use it.
20516 (warn_for_collisions_1): Likewise.
20517 (warning_candidate_p): Accept more candidates.
20518 (verify_tree): A warning candidate can be an expression. Use
20521 2009-04-21 Ben Elliston <bje@au.ibm.com>
20524 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20525 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20526 options. Remove -mcall-solaris documentation.
20528 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20531 * doc/invoke.texi (-Wlong-long): Update description.
20532 * c-lex (interpret_integer): Only warn if there was no previous
20533 overflow and -Wlong-long is enabled.
20534 * c-decl.c (declspecs_add_type): Drop redundant flags.
20535 * c.opt (Wlong-long): Init to -1.
20536 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20537 and front-end warn_long_long. Wlong-long only depends on other
20538 flags if it is uninitialized.
20539 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20540 the same for CPP and FE.
20541 (restore_extension_diagnostics): Likewise.
20543 2009-04-20 Ian Lance Taylor <iant@google.com>
20545 Fix enum conversions which are invalid in C++:
20546 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20547 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20548 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20549 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20550 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20551 (dbxout_parms): Likewise.
20552 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20553 (df_clear_flags): Likewise.
20554 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20555 top_flag parameter to int.
20556 (df_chain_create_bb_process_use): Likewise.
20557 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20559 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20560 (df_ref_create_structure, df_def_record_1): Likewise.
20561 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20562 (df_notes_rescan): Change 0 to VOIDmode in function call.
20563 (df_get_call_refs, df_insn_refs_collect): Likewise.
20564 (df_bb_regs_collect): Likewise.
20565 (df_entry_block_defs_collect): Likewise.
20566 (df_exit_block_uses_collect): Likewise.
20567 * df.h: Update declarations.
20568 * double-int.c (double_int_divmod): Add cast to enum type.
20569 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20570 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20571 (based_loc_descr): Likewise.
20572 (loc_descriptor_from_tree_1): Change first_op and second_op to
20573 enum dwarf_location_atom. Add cast to enum type.
20574 * expmed.c (init_expmed): Change 0 to SET in function call.
20575 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20576 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20577 (do_store_flag): Likewise.
20578 * fixed-value.h (struct fixed_value): Change mode to enum
20580 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20581 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20583 (insert_insn_decl, insert_decl, insert_state): Likewise.
20584 (automata_list_finish): Likewise.
20585 * genrecog.c (process_define_predicate): Add cast to enum type.
20586 * gensupport.c (init_predicate_table): Add cast to enum type.
20587 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20589 (gimple_build_call_1, gimple_build_label): Likewise.
20590 (gimple_build_goto, gimple_build_asm_1): Likewise.
20591 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20592 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20593 (enum fallback): Rename from enum fallback_t.
20594 (fallback_t): Typedef as int.
20595 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20596 GSI_SAME_STMT in function call.
20597 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20599 (setup_reg_class_relations): Likewise.
20600 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20601 (setup_prohibited_class_mode_regs): Add cast to enum type.
20602 (setup_prohibited_mode_move_regs): Likewise.
20603 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20604 (record_address_regs): Change i to enum reg_class.
20605 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20606 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20607 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20608 (GET_MODE_2XWIDER_MODE): Likewise.
20609 (GET_CLASS_NARROWEST_MODE): Likewise.
20610 * omp-low.c (expand_omp_for): Add cast to enum type.
20611 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20612 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20613 * postreload.c (reload_cse_simplify_operands): Change rclass local
20615 * predict.c (combine_predictions_for_insn): Change best_predictor
20616 and predictor to enum br_predictor.
20617 (combine_predictions_for_bb): Likewise.
20618 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20619 use SET_PREDICT_EXPR_OUTCOME.
20620 * real.c (real_arithmetic): Change icode to code in function call.
20621 * reginfo.c (init_move_cost): Add casts to enum type.
20622 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20623 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20625 * reload.c (find_valid_class): Add casts to enum type.
20626 (push_reload): Change 0 to NO_REGS in function call.
20627 (find_reloads): Change this_alternative to array of enum
20628 reg_class. Remove some now-unnecessary casts.
20629 (make_memloc): Change 0 to VOIDmode in function call.
20630 * reload1.c (reload): Change 0 to VOIDmode in function call.
20631 (eliminate_regs_1, elimination_effects): Likewise.
20632 (eliminate_regs_in_insn): Likewise.
20633 (emit_input_reload_insns): Add cast to enum type.
20634 (delete_output_reload): Change 0 to VOIDmode in function call.
20635 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20636 to enum type in function call.
20637 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20638 (SET_PREDICT_EXPR_OUTCOME): Define.
20639 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20640 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20641 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20642 (dump_function): Likewise.
20643 * tree-dump.h: Update declarations.
20644 * tree-pass.h: Update declarations.
20645 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20646 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20648 (arm_rtx_costs_1): Correct parenthesization.
20649 (arm_rtx_costs): Add casts to enum type.
20650 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20651 (vfp_emit_fstmd): Use add_rg_note.
20652 (emit_multi_reg_push, emit_sfm): Likewise.
20653 (thumb_set_frame_pointer): Likewise.
20654 (arm_expand_prologue): Likewise.
20655 (arm_regno_class): Change return type to enum reg_class.
20656 (thumb1_expand_prologue): Use add_reg_note.
20657 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20658 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20660 * config/arm/gentune.sh: Add cast to enum type.
20661 * config/arm/arm-tune.md: Rebuild.
20662 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20663 (ix86_split_fp_branch, predict_jump): Likewise.
20664 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20665 insn_code to enum rtx_code.
20666 (ix86_builtin_vectorized_function): Add cast to enum type.
20667 * config/i386/i386.md (truncdfsf2): Change slot to enum
20669 (truncxf<mode>2, isinf<mode>2): Likewise.
20670 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20672 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20673 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20674 (insert_bundle_state): Change 1 to INSERT in function call.
20675 (ia64_add_bundle_selector_before): Likewise.
20676 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20677 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20678 (restore_stack_nonlocal): Likewise.
20679 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20681 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20683 (mips_rtx_costs): Likewise.
20684 (mips_override_options): Add casts to enum type.
20685 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20687 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20688 (store_reg, set_reg_plus_d): Likewise.
20689 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20690 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20692 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20694 (emit_unlikely_jump): Use add_reg_note.
20695 (rs6000_emit_allocate_stack): Likewise.
20696 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20697 (output_toc): Change 1 to INSERT in function call.
20698 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20699 (rs6000_initialize_trampoline): Likewise.
20700 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20702 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20703 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20704 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20705 (save_gprs): Use add_reg_note.
20706 (s390_emit_prologue): Likewise.
20707 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20708 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20709 (sparc_fold_builtin): Add cast to enum type.
20710 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20712 (spu_expand_prologue): Use add_reg_note.
20713 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20715 2009-04-20 Ian Lance Taylor <iant@google.com>
20717 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20718 (c_parser_postfix_expression_after_primary): Get VEC for list of
20719 arguments. Get original types of arguments. Call
20720 build_function_call_vec.
20721 (cached_expr_list_1, cached_expr_list_2): New static variables.
20722 (c_parser_expr_list): Change return type to VEC *. Add
20723 p_orig_types parameter. Change all callers.
20724 (c_parser_release_expr): New static function.
20725 (c_parser_vec_to_tree_list): New static function.
20726 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20727 call build_function_call_vec.
20728 (build_function_call_vec): New function, based on old
20729 build_function_call.
20730 (convert_arguments): Remove nargs and argarray parameters. Change
20731 values to a VEC. Add origtypes parameter.
20732 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20733 (convert_for_assignment): Add origtype parameter. Change all
20734 callers. If warn_cxx_compat, check for conversion to an enum
20735 type when calling a function.
20736 (store_init_value): Add origtype parameter. Change all callers.
20737 (digest_init): Likewise.
20738 (struct init_node): Add origtype field.
20739 (add_pending_init): Add origtype parameter. Change all callers.
20740 (output_init_element): Likewise.
20741 (output_pending_init_elements): Pass origtype from init_node to
20742 output_init_element.
20743 (process_init_element): Pass origtype from c_expr to
20744 output_init_element.
20745 (c_finish_return): Add origtype parameter. Change all callers.
20746 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20748 (sync_resolve_params): Likewise.
20749 (sync_resolve_return): Change params to first_param. Change caller.
20750 (resolve_overloaded_builtins): Change params to VEC *. Change
20751 callers. Save first parameter around call to build_function_call_vec.
20752 * c-decl.c (finish_decl): Add origtype parameter. Change all
20753 callers. Call build_function_call_vec rather than
20754 build_function_call for cleanup.
20755 * c-tree.h: Update declarations.
20756 * c-common.h: Update declarations.
20757 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20758 params to first_param.
20759 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20760 params parameter from tree to void *.
20761 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20762 Change arglist parameter to have type void *, and to be a pointer
20764 * config/rs6000/rs6000-protos.h
20765 (altivec_resolve_overloaded_builtin): Update declaration.
20766 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20767 fnargs parameter to have type void *, and to be a pointer to a
20768 VEC. Call build_function_call_vec instead of
20769 build_function_call.
20770 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20772 2009-04-20 Joey Ye <joey.ye@intel.com>
20773 Xuepeng Guo <xuepeng.guo@intel.com>
20774 H.J. Lu <hongjiu.lu@intel.com>
20776 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20778 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20779 (IX86_LEA_PRIORITY): Likewise.
20780 (distance_non_agu_define): New function.
20781 (distance_agu_use): Likewise.
20782 (ix86_lea_for_add_ok): Likewise.
20783 (ix86_dep_by_shift_count): Likewise.
20785 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20786 should split for LEA.
20788 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20790 (ix86_dep_by_shift_count): Likewise.
20792 2009-04-20 Richard Guenther <rguenther@suse.de>
20794 * expr.c (handled_component_p): Move ...
20795 * tree.h (handled_component_p): ... here.
20796 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20797 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20798 and REALPART_EXPR to be in one group.
20800 2009-04-20 Richard Guenther <rguenther@suse.de>
20802 * basic-block.h (get_all_dominated_blocks): Declare.
20803 * dominance.c (get_all_dominated_blocks): New function.
20804 * tree-cfg.c (get_all_dominated_blocks): Remove.
20805 (remove_edge_and_dominated_blocks): Adjust.
20806 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20807 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20808 instead of recursing.
20810 2009-04-20 Doug Kwan <dougkwan@google.com>
20812 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20813 (struct cgraph_node_set_def): New type.
20814 (cgraph_node_set) New type. Also declare vector functions.
20815 (struct cgraph_node_set_element_def): New type.
20816 (cgraph_node_set_element): Ditto.
20817 (cgraph_node_set_iterator): New iterator type.
20818 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20819 cgraph_node_set_remove, dump_cgraph_node_set,
20820 debug_cgraph_node_set): New prototypes.
20821 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20822 cgraph_node_set_size): New inlines.
20823 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20824 including cgraph.h.
20825 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20826 argument to function 'write_summary'.
20827 * ipa.c: Include ggc.h.
20828 (hash_cgraph_node_set_element,
20829 eq_cgraph_node_set_element, cgraph_node_set_new,
20830 cgraph_node_set_add, cgraph_node_set_remove,
20831 cgraph_node_set_find, dump_cgraph_node_set,
20832 debug_cgraph_node_set): New functions.
20833 * Makefile.in (ipa.o): Add dependency on GGC_H.
20835 2009-04-20 Ira Rosen <irar@il.ibm.com>
20837 PR tree-optimization/39675
20838 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20839 check of the return code of vect_schedule_slp. Check that
20840 stmt_vec_info still exists for the statement, before checking its
20841 vectorization type.
20843 2009-04-20 Michael Matz <matz@suse.de>
20845 * Makefile.in (generated_files): Take out $(simple_generated_c).
20847 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20849 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20850 (UINTPTR_TYPE): Likewise.
20852 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20855 * c-typeck.c (digest_init): Check for initializing an array with a
20858 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20861 * c-semantics.c (pop_stmt_list): Propagate
20862 STATEMENT_LIST_HAS_LABEL to parent statement list.
20864 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20866 * config/mips/mips.h (mips_tune_attr): New macro.
20867 * config/mips/mips.md (cpu): Use it.
20869 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20872 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20875 2009-04-19 Diego Novillo <dnovillo@google.com>
20877 * toplev.c (compile_file): Move call to coverage_finish ...
20878 * cgraphunit.c (ipa_passes): ... here.
20879 Call cgraph_process_new_functions.
20880 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20881 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20883 2009-04-19 Jan Hubicka <jh@suse.cz>
20885 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20887 (dump_cgraph_node): Dump can throw external flag.
20888 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20890 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20894 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20895 * common.opt (Wlogical-op): Move from here...
20896 * c.opt (Wlogical-op): ... to here.
20897 * c-typeck.c (parser_build_binary_op): Update call to
20898 warn_logical_operator.
20899 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20901 * c-common.c (warn_logical_op): Update.
20902 * c-common.h (warn_logical_op): Update declaration.
20904 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20906 * tree.c (protected_set_expr_location): Fix formatting.
20908 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20911 * c-typeck.c (readonly_warning): new.
20912 (build_unary_op, build_modify_expr): Use readonly_warning for
20913 storing into something readonly but not const-qualified.
20915 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20918 * c-typeck.c (build_unary_op): Check for taking address of
20919 expression of type void.
20921 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20924 * c-typeck.c (build_function_call): Check for calling a function
20925 with qualified void return types. Call require_complete_type when
20928 2009-04-18 Jan Hubicka <jh@suse.cz>
20930 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20932 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20933 can_throw_external flag.
20934 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20935 * ipa-pure-const.c (ignore_edge): New function.
20936 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20937 only over can_throw_external edges.
20938 (local_pure_const): Add nothrow flag.
20939 * ipa-utils.c (searchc): Add ignore_edge callback.
20940 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20941 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20942 (set_nothrow_function_flags): Update cgraph.
20943 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20945 2009-04-18 Richard Guenther <rguenther@suse.de>
20947 PR middle-end/39804
20948 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20949 (fold_stmt): ... this and ...
20950 (fold_stmt_inplace): ... this.
20951 (fold_stmt_1): Fold references in calls and asms.
20952 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20954 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20956 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20957 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20959 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20961 * tree.c (function_args_count): Remove.
20962 * tree.h: Remove the prototype for function_args_count.
20964 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20966 * tree-iterator.c (expr_only): Remove.
20967 * tree.h: Remove the prototype for expr_only.
20969 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20971 * reginfo.c (cannot_change_mode_set_regs): Remove.
20972 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20974 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20976 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20977 whether operands 0 and 1 overlaps.
20979 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20981 PR middle-end/36902
20982 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20983 pointer. Use warning_at instead of warning.
20984 (search_for_addr_array): Likewise.
20985 (check_array_bounds): Likewise.
20986 (check_all_array_refs): Check that the incoming edge is not in the
20987 list of edges to be removed.
20988 (check_all_array_refs): Avoid the temporal pointer.
20989 (vrp_visit_cond_stmt): Fix typo.
20990 (simplify_switch_using_ranges): Handle the case where the switch
20991 index is an integer constant.
20993 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20995 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20997 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20999 * doc/extend.texi, doc/invoke.texi: Fix typos.
21001 2009-04-17 Cary Coutant <ccoutant@google.com>
21003 * tree-flow-inline.h (get_lineno): Fix inverted test.
21005 2009-04-17 Diego Novillo <dnovillo@google.com>
21007 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21008 assertion for AVAIL_OUT.
21010 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21013 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21014 * config/sh/linux-atomic.asm: Likewise.
21016 2009-04-17 Diego Novillo <dnovillo@google.com>
21018 * except.c (debug_eh_tree): New.
21019 (struct eh_region, struct eh_status): Move ...
21020 * except.h: ... here.
21021 (add_type_for_runtime): Declare extern.
21022 (lookup_type_for_runtime): Likewise.
21023 (debug_eh_tree): Declare.
21024 * Makefile.in (GTFILES): List except.h before except.c
21026 2009-04-17 Diego Novillo <dnovillo@google.com>
21028 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21029 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21030 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21031 (find_vars_r): ... here.
21032 * tree-flow.h (find_referenced_vars_in): Declare.
21033 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21034 that AVAIL_OUT exists for BLOCK.
21035 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21036 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21037 (tree-parloops.o): Likewise.
21039 2009-04-17 Simon Baldwin <simonb@google.com>
21041 * toplev.c (default_tree_printer): Add handling for %E format.
21043 2009-04-17 Diego Novillo <dnovillo@google.com>
21045 * tree-pretty-print.c (dump_generic_node): Add break after
21046 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21047 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21048 FUNCTION_TYPE together. Call print_struct_decl when printing
21049 structures and TDF_SLIM is not given.
21050 (print_struct_decl): Fix logic for detecting recursion.
21052 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21055 * gcc.c (create_at_file): New.
21056 (compile_input_file_p): New.
21057 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21058 * main.c (main): Update call to toplev_main.
21059 * toplev.c (toplev_main): Change signature. Call expandargv.
21060 * toplev.h (toplev_main): Change signature.
21062 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21064 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21065 if the latter is not constant.
21067 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21069 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21071 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21073 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21074 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21076 2009-04-17 Richard Guenther <rguenther@suse.de>
21078 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21079 Handle component references view-converting an invariant address.
21081 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21083 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21084 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21085 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21086 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21087 Use @deftypevr rather than @deftypevar.
21089 2009-04-17 Richard Guenther <rguenther@suse.de>
21091 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21092 (get_prop_source_stmt): Likewise.
21093 (can_propagate_from): Likewise.
21095 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21097 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21098 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21099 (--with-multilib-list): Add default value.
21100 * configure: Regenerate.
21101 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21102 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21103 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21104 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21105 Don't add default cpu to multilib list unnecessarily, but do enable
21106 the relevant compiler option..
21107 Add support for --with-multilib-list=<blank> and
21108 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21109 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21110 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21111 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21112 TM_MULTILIB_CONFIG.
21113 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21114 (MULTILIB_OSDIRNAMES): New variable.
21115 * config/sh/t-1e: Delete file.
21116 * config/sh/t-mlib-sh1: Delete file.
21117 * config/sh/t-mlib-sh2: Delete file.
21118 * config/sh/t-mlib-sh2a: Delete file.
21119 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21120 * config/sh/t-mlib-sh2a-single: Delete file.
21121 * config/sh/t-mlib-sh2a-single-only: Delete file.
21122 * config/sh/t-mlib-sh2e: Delete file.
21123 * config/sh/t-mlib-sh3e: Delete file.
21124 * config/sh/t-mlib-sh4: Delete file.
21125 * config/sh/t-mlib-sh4-nofpu: Delete file.
21126 * config/sh/t-mlib-sh4-single: Delete file.
21127 * config/sh/t-mlib-sh4-single-only: Delete file.
21128 * config/sh/t-mlib-sh4a: Delete file.
21129 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21130 * config/sh/t-mlib-sh4a-single: Delete file.
21131 * config/sh/t-mlib-sh4a-single-only: Delete file.
21132 * config/sh/t-mlib-sh4al: Delete file.
21133 * config/sh/t-mlib-sh5-32media: Delete file.
21134 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21135 * config/sh/t-mlib-sh5-64media: Delete file.
21136 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21137 * config/sh/t-mlib-sh5-compact: Delete file.
21138 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21139 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21140 * doc/install.texi (Options specification): Add
21141 --with-multilib-list and --with-endian.
21143 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21145 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21147 (OBJS-common): Add plugin-version.o.
21148 (plugin-version.o): New.
21149 * gcc-plugin.h (plugin_gcc_version): New.
21150 (plugin_default_version_check): New.
21151 (plugin_init_func, plugin_init): Add version argument.
21152 * plugin-version.c: New.
21153 * plugin.c (str_plugin_gcc_version_name): New.
21154 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21155 pass it to the init function.
21156 (plugin_default_version_check): New.
21158 2009-04-17 Richard Guenther <rguenther@suse.de>
21160 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21161 for decl-vs-decl disambiguation.
21163 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21165 * config/s390/s390.h (s390_tune_attr): New macro definition.
21166 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21168 2009-04-17 Richard Guenther <rguenther@suse.de>
21170 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21171 (fold_stmt_r): Likewise.
21172 (maybe_fold_reference): New function.
21173 (fold_gimple_assign): Handle cases fold_stmt_r did.
21174 (fold_stmt): Do not use fold_stmt_r.
21175 (fold_stmt_inplace): Likewise.
21177 2009-04-17 Richard Guenther <rguenther@suse.de>
21179 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21180 (record_equivalences_from_stmt): Remove useless checks and
21182 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21183 the type is already suitable.
21185 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21187 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21189 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21191 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21192 (CMPtype): Define as __gcc_CMPtype.
21194 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21196 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21197 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21199 2009-04-17 Richard Guenther <rguenther@suse.de>
21201 PR tree-optimization/39746
21202 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21203 special-casing for builtins and static variable use/def.
21204 (call_may_clobber_ref_p_1): Likewise.
21206 2009-04-16 Ian Lance Taylor <iant@google.com>
21208 * df.h: Include "timevar.h".
21209 (struct df_problem): Change tv_id field to timevar_id_t.
21210 * tree-pass.h: Include "timevar.h".
21211 (struct opt_pass): Change tv_id field to timevar_id_t.
21212 * timevar.h (timevar_id_t): Define TV_NONE.
21213 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21214 TV_NONE rather than tv_id != 0.
21215 (execute_one_pass): Likewise.
21216 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21217 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21218 dependencies to $(TREE_PASS_H).
21219 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21221 (pass_branch_target_load_optimize2): Likewise.
21222 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21223 (pass_outof_cfg_layout_mode): Likewise.
21224 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21225 (pass_rebuild_cgraph_edges): Likewise.
21226 (pass_remove_cgraph_callee_edges): Likewise.
21227 * df-core.c (pass_df_initialize_opt): Likewise.
21228 (pass_df_initialize_no_opt): Likewise.
21229 (pass_df_finish): Likewise.
21230 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21231 * except.c (pass_set_nothrow_function_flags): Likewise.
21232 (pass_convert_to_eh_region_ranges): Likewise.
21233 * final.c (pass_compute_alignments): Likewise.
21234 * function.c (pass_instantiate_virtual_regs): Likewise.
21235 (pass_init_function): Likewise.
21236 (pass_leaf_regs): Likewise.
21237 (pass_match_asm_constraints): Likewise.
21238 * gimple-low.c (pass_lower_cf): Likewise.
21239 (pass_mark_used_blocks): Likewise.
21240 * init-regs.c (pass_initialize_regs): Likewise.
21241 * integrate.c (pass_initial_value_sets): Likewise.
21242 * ira.c (pass_ira): Likewise.
21243 * jump.c (pass_cleanup_barriers): Likewise.
21244 * omp-low.c (pass_expand_omp): Likewise.
21245 (pass_lower_omp): Likewise.
21246 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21247 * recog.c (pass_split_all_insns): Likewise.
21248 (pass_split_after_reload): Likewise.
21249 (pass_split_before_regstack): Likewise.
21250 (pass_split_before_sched2): Likewise.
21251 (pass_split_for_shorten_branches): Likewise.
21252 * reginfo.c (pass_reginfo_init): Likewise.
21253 (pass_subregs_of_mode_init): Likewise.
21254 (pass_subregs_of_mode_finish): Likewise.
21255 * passes.c (pass_postreload): Likewise.
21256 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21257 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21258 (pass_warn_function_return): Likewise.
21259 (pass_warn_function_noreturn): Likewise.
21260 * tree-complex.c (pass_lower_complex): Likewise.
21261 (pass_lower_complex_O0): Likewise.
21262 * tree-if-conv.c (pass_if_conversion): Likewise.
21263 * tree-into-ssa.c (pass_build_ssa): Likewise.
21264 * tree-mudflap.c (pass_mudflap_1): Likewise.
21265 (pass_mudflap_2): Likewise.
21266 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21267 (pass_mudflap_2): Likewise.
21268 * tree-nrv.c (pass_return_slot): Likewise.
21269 * tree-object-size.c (pass_object_sizes): Likewise.
21270 * tree-optimize.c (pass_all_optimizations): Likewise.
21271 (pass_early_local_passes): Likewise.
21272 (pass_all_early_optimizations): Likewise.
21273 (pass_cleanup_cfg): Likewise.
21274 (pass_cleanup_cfg_post_optimizing): Likewise.
21275 (pass_free_datastructures): Likewise.
21276 (pass_free_cfg_annotations): Likewise.
21277 (pass_fixup_cfg): Likewise.
21278 (pass_init_datastructures): Likewise.
21279 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21280 (pass_late_warn_uninitialized): Likewise.
21281 (pass_update_address_taken): Likewise.
21282 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21283 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21284 (pass_cse_sincos): Likewise.
21285 (pass_convert_to_rsqrt): Likewise.
21286 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21287 * tree-stdarg.c (pass_stdarg): Likewise.
21288 * tree-tailcall.c (pass_tail_recursion): Likewise.
21289 (pass_tail_calls): Likewise.
21290 * tree-vect-generic.c (pass_lower_vector): Likewise.
21291 (pass_lower_vector_ssa): Likewise.
21292 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21294 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21296 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21298 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21300 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21301 logical and signext.
21303 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21306 * config/sh/predicates.md (arith_operand): Check if the operand
21307 of TRUNCATE is a REG.
21309 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21311 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21312 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21316 * tree-iterator.c (tsi_split_statement_list_after,
21317 tsi_split_statement_list_before): Remove.
21318 * tree-iterator.h: Remove the prototypes for
21319 tsi_split_statement_list_after and tsi_split_statement_list_before.
21321 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21323 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21324 * tree-ssa-propagate.h: Remove the prototype for
21325 stmt_makes_single_load.
21327 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21329 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21330 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21332 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21334 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21336 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21338 * except.c (eh_region_outer_p): Remove.
21339 * except.h: Remove the prototype for eh_region_outer_p.
21341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21343 * function.c (current_function_assembler_name): Remove.
21344 * function.h: Remove the prototype for
21345 current_function_assembler_name.
21347 2009-04-16 Ian Lance Taylor <iant@google.com>
21349 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21350 (add_reg_note): Call alloc_reg_note.
21351 * rtl.h (alloc_reg_note): Declare.
21352 * combine.c (try_combine): Use alloc_reg_note.
21353 (recog_for_combine, move_deaths): Likewise.
21354 (distribute_notes): Use alloc_reg_note and add_reg_note.
21355 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21356 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21357 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21359 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21361 PR rtl-optimization/39762
21362 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21363 ira_may_move_out_cost): Add comments about way of their usage.
21364 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21366 * ira-conflicts.c (process_regs_for_copy): Use function
21367 ira_get_register_move_cost instead of global
21368 ira_register_move_cost.
21370 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21371 color_pass, move_spill_restore, update_curr_costs): Ditto.
21373 * ira-lives.c (process_single_reg_class_operands): Ditto.
21375 * ira-emit.c (emit_move_list): Ditto.
21377 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21378 (record_reg_classes): Ditto. Use functions
21379 ira_get_register_move_cost and ira_get_may_move_cost instead of
21380 global vars ira_register_move_cost, ira_may_move_out_cost and
21381 ira_may_move_in_cost.
21382 (record_address_regs): Don't call ira_init_register_move_cost.
21383 Use function ira_get_may_move_cost instead of global
21384 ira_may_move_in_cost.
21385 (process_bb_node_for_hard_reg_moves): Use function
21386 ira_get_register_move_cost instead of global ira_register_move_cost.
21387 (ira_costs): Don't call ira_init_register_move_cost.
21389 2009-04-16 Richard Guenther <rguenther@suse.de>
21391 * tree-cfg.c (verify_gimple_assign_binary):
21392 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21393 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21394 (create_general_new_stmt): Note that this function is broken.
21396 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21398 * common.opt (fhelp): Add Var(help_flag).
21399 * gcc-plugin.h (plugin_info): Add help.
21400 * plugin.c (plugin_name_args): Add help.
21401 (register_plugin_info): Set plugin->help.
21402 (print_help_one_plugin): New.
21403 (print_plugins_help): New.
21404 * plugin.h (print_plugins_help): New.
21405 * toplev.c (toplev_main): Call print_plugins_help if needed.
21407 2009-04-16 Richard Guenther <rguenther@suse.de>
21409 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21410 (gimple_ior_addresses_taken_1): New function.
21411 (gimple_ior_addresses_taken): Likewise.
21412 * gimple.h (struct gimple_statement_with_ops_base): Remove
21413 addresses_taken member.
21414 (gimple_ior_addresses_taken): Declare.
21415 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21416 gimple_set_addresses_taken): Remove.
21417 * ipa-reference.c (mark_address): New function.
21418 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21419 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21420 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21421 (gimple_add_to_addresses_taken): Remove.
21422 (get_tmr_operands): Call mark_address_taken.
21423 (get_asm_expr_operands): Likewise.
21424 (get_expr_operands): Likewise.
21425 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21426 (free_stmt_operands): Do not free it.
21427 * tree-ssa.c (delete_tree_ssa): Likewise.
21428 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21430 2009-04-16 Richard Guenther <rguenther@suse.de>
21432 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21433 (walk_stmt_load_store_ops): Likewise.
21434 * gimple.c (get_base_loadstore): New function.
21435 (walk_stmt_load_store_addr_ops): Likewise.
21436 (walk_stmt_load_store_ops): Likewise.
21437 * ipa-pure-const.c (check_op): Simplify.
21438 (check_load, check_store): New functions.
21439 (check_stmt): Use walk_stmt_load_store_ops.
21440 * ipa-reference.c (mark_load): Adjust signature.
21441 (mark_store): Likewise.
21442 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21444 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21446 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21447 (plugin_info): New.
21448 * opts.c (common_handle_option): Don't call print_version.
21449 * plugin.c (plugin_name_args): Add version.
21450 (register_plugin_info): New.
21451 (register_callback): Handle PLUGIN_INFO.
21452 (try_init_one_plugin): New.
21453 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21455 (finalize_one_plugin): New.
21456 (finalize_plugins): New.
21457 (print_one_plugin): New.
21458 (print_plugins_versions): New.
21459 * plugin.h (print_plugins_versions): New.
21460 (finalize_plugins): New.
21461 * toplev.c (compile_file): Don't call initialize_plugins.
21462 (print_version): Call print_plugins_versions.
21463 (toplev_main): Call initialize_plugins. Print version if needed.
21464 Call finalize_plugins.
21466 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21468 * common.opt (fversion): New.
21469 * gcc.c (print_version): New.
21470 (process_command): Don't print the version. Just set print_version.
21471 (main): Print version. Call subprocesses if print_version and
21472 verbose_flag are set.
21473 * opts.c (common_handle_option): Handle OPT_fversion.
21475 2009-04-16 Richard Guenther <rguenther@suse.de>
21476 Ira Rosen <irar@il.ibm.com>
21478 PR tree-optimization/39698
21479 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21480 type of the reduction variable. Only generate the def if
21483 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21484 make sure to first convert to an integer of the same precision.
21485 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21486 the type of the evolution correctly in computing the new
21487 induction variable base.
21489 2009-04-16 Richard Guenther <rguenther@suse.de>
21491 PR middle-end/39625
21492 * tree-cfg.c (make_blocks): Split statements with to-be
21493 abnormal SSA names on the lhs.
21495 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21497 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21498 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21499 * c-typeck.c (really_start_incremental_init): Likewise.
21500 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21501 (TARGET_INITIALIZER): Remove it.
21502 * target.h (struct target): Remove vector_opaque_p.
21503 * tree.c (build_opaque_vector_type): New.
21504 * tree.h (TYPE_VECTOR_OPAQUE): New.
21505 (build_opaque_vector_type): Declare.
21506 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21507 * config/rs6000/rs6000.c (build_opaque_vector_type,
21508 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21509 (rs6000_init_builtins): Use build_opaque_vector_type for
21510 opaque_V4SI_type_node.
21512 2009-04-15 Catherine Moore <clm@codesourcery.com>
21514 * debug.h (set_name): Declare.
21515 * dwarf2out.c (dwarf2out_set_name): Declare.
21516 (dwarf2_debug_hooks): Add set_name.
21517 (find_AT_string): New.
21518 (add_AT_string): Call find_AT_string.
21519 (dwarf2out_set_name): New.
21520 * cp/decl.c (grokdeclarator): Call set_name.
21521 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21522 * debug.c (do_nothing_debug_hooks): Likewise.
21523 * dbxout.c (dbx_debug_hooks): Likewise.
21524 * sdbout.c (sdb_debug_hooks): Likewise.
21526 2009-04-15 Michael Eager <eager@eagercon.com>
21528 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21529 reg for single-precision FPU.
21530 * config/rs6000/rs6000.md (movsi_internal1): Only for
21531 !TARGET_SINGLE_FPU.
21532 (movsi_internal1_single): New. Add pattern to move SI values to/from
21533 single-precision FP regs.
21535 2009-04-15 Richard Guenther <rguenther@suse.de>
21537 * omp-low.c (lower_rec_input_clauses): Build correct address
21539 (expand_omp_for_generic): Fix multiplication type.
21540 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21541 (generate_memset_zero): Fix types.
21542 * tree-profile.c (prepare_instrumented_value): Correctly
21545 2009-04-15 Ian Lance Taylor <iant@google.com>
21547 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21548 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21549 for -Wall and for -Wc++-compat.
21550 (c_common_post_options): For C++, set warn_enum_compare if not
21552 * c-tree.h (struct c_expr): Add field original_type.
21553 (build_external_ref): Update declaration.
21554 * c-parser.c (c_parser_braced_init): Set original_type.
21555 (c_parser_initelt): Likewise.
21556 (c_parser_expr_no_commas): Likewise.
21557 (c_parser_conditional_expression): Likewise.
21558 (c_parser_cast_expression): Likewise.
21559 (c_parser_unary_expression): Likewise. Pull setting of
21560 original_code to top of function.
21561 (c_parser_sizeof_expression): Set original_type.
21562 (c_parser_alignof_expression): Likewise.
21563 (c_parser_postfix_expression): Likewise. Pull setting of
21564 original_code to top of function.
21565 (c_parser_postfix_expression_after_paren_type): Set original_type.
21566 (c_parser_postfix_expression_after_primary): Likewise.
21567 (c_parser_expression): Likewise.
21568 * c-typeck.c (build_external_ref): Add type parameter. Change all
21570 (c_expr_sizeof_expr): Set original_type field.
21571 (parser_build_unary_op): Likewise.
21572 (parser_build_binary_op): Likewise. Optionally warn about
21573 comparisons of enums of different types.
21574 (digest_init): Set original_type field.
21575 (really_start_incremental_init): Likewise.
21576 (push_init_level, pop_init_level): Likewise.
21577 * doc/invoke.texi (Warning Options): -Wenum-compare now
21580 2009-04-15 Richard Guenther <rguenther@suse.de>
21582 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21583 out a necessary conversion.
21584 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21585 names we didn't value number.
21586 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21588 2009-04-15 Richard Guenther <rguenther@suse.de>
21590 PR tree-optimization/39764
21591 * tree-ssa-ccp.c (get_value): Canonicalize value with
21592 canonicalize_float_value.
21594 2009-04-15 Jan Hubicka <jh@suse.cz>
21596 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21597 Wrong version of patch.
21599 2009-04-15 Jan Hubicka <jh@suse.cz>
21601 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21603 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21605 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21606 our distinct integral and vector types.
21608 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21610 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21611 * init.c (build_vtbl_address): Remove call to assemble_external.
21613 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21615 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21616 output for other floating point modes.
21618 2009-04-14 Diego Novillo <dnovillo@google.com>
21620 * diagnostic.c (diagnostic_report_diagnostic): Do not
21621 warn about loaded plugins for DK_ERROR and DK_WARNING.
21622 * c-decl.c (declspecs_add_type): Move call to
21623 invoke_plugin_callbacks ...
21624 * c-parser.c (c_parser_declspecs): ... here.
21625 * plugin.c (dump_active_plugins): Tidy output.
21627 2009-04-14 Diego Novillo <dnovillo@google.com>
21628 Le-Chun Wu <lcwu@google.com>
21630 * configure.ac: Add --enable-plugin support.
21631 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21632 * Makefile.in (PLUGIN_H): Define.
21633 Export ENABLE_PLUGIN and GMPINC to site.exp.
21634 Add PLUGINLIBS to link command.
21635 Add/modify dependencies for plugin.o and files including plugin.h.
21637 * config.in: Regenerate.
21639 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21642 2009-04-14 Le-Chun Wu <lcwu@google.com>
21644 * tree-pass.h (register_one_dump_file): Add a prototype for
21645 register_one_dump_file.
21646 * toplev.c (compile_file): Call initialize_plugins.
21647 (do_compile): Call invoke_plugin_callbacks.
21648 (toplev_main): Call invoke_plugin_callbacks.
21649 * common.opt: Add -fplugin= and -fplugin-arg-.
21650 * gcc-plugin.h: New public header file for plugins to include.
21651 * plugin.c: New source file.
21652 * plugin.h: New internal header file.
21653 * passes.c (register_one_dump_file): Make it external.
21655 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21657 2009-04-14 Diego Novillo <dnovillo@google.com>
21659 * doc/plugins.texi: New.
21660 * doc/gccint.texi: Add reference to Plugins chapter.
21661 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21662 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21663 loaded plugins, if any.
21664 * timevar.def (TV_PLUGIN_INIT): Define.
21665 (TV_PLUGIN_RUN): Define.
21666 * plugin.c: Include timevar.h
21667 (plugins_active_p): New.
21668 (dump_active_plugins): New.
21669 (debug_active_plugins): New.
21671 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21673 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21675 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21677 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21679 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21680 the same as a minus without a shift.
21682 2009-04-14 Nick Clifton <nickc@redhat.com>
21684 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21685 comparisons with small integers will always produce a short
21688 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21691 2008-12-19 Diego Novillo <dnovillo@google.com>
21693 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21695 2009-04-14 Richard Guenther <rguenther@suse.de>
21697 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21699 (verify_gimple_assign_binary): Likewise. Handle shifts and
21701 (verify_gimple_phi): Print the mismatched argument position.
21702 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21704 (vect_update_init_of_dr): Likewise.
21705 * matrix-reorg.c (transform_access_sites): Do what the
21707 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21709 2009-04-13 Michael Eager <eager@eagercon.com>
21711 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21712 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21713 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21714 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21715 remove duplicate config
21717 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21719 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21720 file_name:line_number type locator of the call site.
21722 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21724 * genautomata.c: Put blank after comma.
21725 (automaton_decls): New.
21726 (struct unit_usage): Add comments to member next.
21727 (store_alt_unit_usage): Keep the list ordered.
21728 (unit_present_on_list_p, equal_alternatives_p): New.
21729 (check_regexp_units_distribution): Check units distribution
21730 correctness correctly.
21731 (main): Don't write automata if error is found. Return correct
21734 * config/m68k/cf.md (cfv4_ds): Remove.
21735 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21736 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21738 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21739 power4-load-ext, power4-store, power4-store-update,
21740 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21741 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21742 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21743 power4-sqrt, power4-isync): Modify reservation to make correct
21744 unit distribution to automata.
21746 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21747 power5-store-update, power5-two, power5-three, power5-lmul,
21748 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21750 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21752 * except.c (pass_set_nothrow_function_flags): Set name and add
21754 (set_nothrow_function_flags): Mention in the dump file when
21755 changing a function to nothrow.
21757 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21760 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21761 instead of unsigned long.
21763 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21765 * config/arm/arm.c (return_used_this_function): Remove.
21766 (arm_output_function_prologue): Remove use of
21767 return_used_this_function.
21768 (output_return_instruction): Replace use of
21769 return_used_this_function
21770 by cfun->machine->return_used_this_function.
21771 (arm_output_epilogue): Likewise.
21772 (arm_output_function_epilogue): Likewise.
21773 (thumb_unexpanded_epilogue): Likewise.
21774 * config/arm/arm.h (struct machine_function):
21775 New member return_used_this_function.
21777 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21779 * doc/install.texi: Correct description of default directory for
21780 --with-gxx-include-dir.
21782 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21784 * fold-const.c (build_range_check): Properly deal with enumeral and
21785 boolean base types.
21787 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21789 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21790 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21791 * params.h (MAX_GCSE_PASSES): Remove.
21792 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21793 in sequence. Remove ability to run multiple passes.
21794 (bypass_jumps): Report run as third CPROP pass.
21796 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21798 PR middle-end/39651
21799 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21800 when deciding whether the whole SEQUENCE can throw.
21802 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21805 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21806 offseted label references.
21808 2009-04-11 Jan Hubicka <jh@suse.cz>
21810 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21812 2009-04-11 Richard Guenther <rguenther@suse.de>
21814 PR middle-end/39732
21815 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21816 return variables as TREE_ADDRESSABLE.
21818 2009-04-11 Richard Guenther <rguenther@suse.de>
21820 PR tree-optimization/39713
21821 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21822 reference trees have SSA_NAME operands.
21824 2009-04-11 Richard Guenther <rguenther@suse.de>
21827 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21828 address expressions.
21830 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21832 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21833 match changes in Cygwin 1.7
21834 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21835 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21837 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21839 PR tree-optimization/39701
21840 * doc/invoke.texi (Optimization Options): Document change in
21841 meaning and initialization of -fdelete-null-pointer-checks.
21843 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21845 PR middle-end/39701
21846 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21848 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21851 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21853 2009-04-10 Chao-ying Fu <fu@mips.com>
21855 * doc/tm.texi (Instruction Output): Document
21856 TARGET_ASM_FINAL_POSTSCAN_INSN.
21857 * target.h (final_postscan_insn): New field in asm_out.
21858 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21859 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21860 * final.c (final_scan_insn): Call
21861 targetm.asm_out.final_postscan_insn after outputting
21862 an asm macro and a normal instruction.
21864 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21865 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21866 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21867 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21868 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21870 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21872 PR middle-end/39701
21873 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21874 variables as non-NULL even with -fdelete-null-pointer-checks.
21876 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21878 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21880 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21883 * config/i386/i386.c (classify_argument): Handle SCmode with
21884 (bit_offset % 64) != 0.
21886 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21888 * doc/invoke.texi (Optimize Options): Add cross-reference to
21889 -Q --help=optimizers examples.
21891 2009-04-10 Ben Elliston <bje@au.ibm.com>
21894 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21895 regalign for the reg == fpr and TDmode case.
21897 2009-04-09 David Ayers <ayers@fsfe.org>
21900 * objc/objc-act.c (warn_with_method): Remove helper function.
21901 (check_duplicates): Call warning and inform directly.
21902 (really_start_method): Likewise.
21904 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21906 * expmed.c (expand_divmod): Always use a comparison for a division
21907 by a large unsigned integer.
21909 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21910 for things others than variables or functions as nonzero.
21912 2009-04-09 Nick Clifton <nickc@redhat.com>
21914 * unwind-compat.c: Change copyright header to refer to version
21915 3 of the GNU General Public License with version 3.1 of the
21916 GCC Runtime Library Exception and to point readers at the
21917 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21918 * config/alpha/crtfastmath.c: Likewise.
21919 * config/alpha/linux-unwind.h: Likewise.
21920 * config/alpha/qrnnd.asm: Likewise.
21921 * config/alpha/vms-crt0-64.c: Likewise.
21922 * config/alpha/vms-crt0.c: Likewise.
21923 * config/alpha/vms-dwarf2.asm: Likewise.
21924 * config/alpha/vms-dwarf2eh.asm: Likewise.
21925 * config/alpha/vms-psxcrt0-64.c: Likewise.
21926 * config/alpha/vms-psxcrt0.c: Likewise.
21927 * config/alpha/vms_tramp.asm: Likewise.
21928 * config/arc/initfini.c: Likewise.
21929 * config/arc/lib1funcs.asm: Likewise.
21930 * config/arm/bpabi-v6m.S: Likewise.
21931 * config/arm/bpabi.S: Likewise.
21932 * config/arm/bpabi.c: Likewise.
21933 * config/arm/crti.asm: Likewise.
21934 * config/arm/crtn.asm: Likewise.
21935 * config/arm/ieee754-df.S: Likewise.
21936 * config/arm/ieee754-sf.S: Likewise.
21937 * config/arm/lib1funcs.asm: Likewise.
21938 * config/arm/libunwind.S: Likewise.
21939 * config/arm/linux-atomic.c: Likewise.
21940 * config/arm/mmintrin.h: Likewise.
21941 * config/arm/pr-support.c: Likewise.
21942 * config/arm/unaligned-funcs.c: Likewise.
21943 * config/arm/unwind-arm.c: Likewise.
21944 * config/arm/unwind-arm.h: Likewise.
21945 * config/avr/libgcc.S: Likewise.
21946 * config/bfin/crti.s: Likewise.
21947 * config/bfin/crtlibid.s: Likewise.
21948 * config/bfin/crtn.s: Likewise.
21949 * config/bfin/lib1funcs.asm: Likewise.
21950 * config/bfin/linux-unwind.h: Likewise.
21951 * config/cris/arit.c: Likewise.
21952 * config/cris/cris_abi_symbol.c: Likewise.
21953 * config/darwin-64.c: Likewise.
21954 * config/darwin-crt2.c: Likewise.
21955 * config/darwin-crt3.c: Likewise.
21956 * config/darwin.h: Likewise.
21957 * config/dbxelf.h: Likewise.
21958 * config/dfp-bit.c: Likewise.
21959 * config/dfp-bit.h: Likewise.
21960 * config/elfos.h: Likewise.
21961 * config/fixed-bit.c: Likewise.
21962 * config/fixed-bit.h: Likewise.
21963 * config/fp-bit.c: Likewise.
21964 * config/fp-bit.h: Likewise.
21965 * config/fr30/crti.asm: Likewise.
21966 * config/fr30/crtn.asm: Likewise.
21967 * config/fr30/lib1funcs.asm: Likewise.
21968 * config/freebsd-spec.h: Likewise.
21969 * config/frv/cmovd.c: Likewise.
21970 * config/frv/cmovh.c: Likewise.
21971 * config/frv/cmovw.c: Likewise.
21972 * config/frv/frvbegin.c: Likewise.
21973 * config/frv/frvend.c: Likewise.
21974 * config/frv/lib1funcs.asm: Likewise.
21975 * config/glibc-stdint.h: Likewise.
21976 * config/h8300/clzhi2.c: Likewise.
21977 * config/h8300/crti.asm: Likewise.
21978 * config/h8300/crtn.asm: Likewise.
21979 * config/h8300/ctzhi2.c: Likewise.
21980 * config/h8300/fixunssfsi.c: Likewise.
21981 * config/h8300/lib1funcs.asm: Likewise.
21982 * config/h8300/parityhi2.c: Likewise.
21983 * config/h8300/popcounthi2.c: Likewise.
21984 * config/i386/ammintrin.h: Likewise.
21985 * config/i386/att.h: Likewise.
21986 * config/i386/avxintrin.h: Likewise.
21987 * config/i386/biarch64.h: Likewise.
21988 * config/i386/bmmintrin.h: Likewise.
21989 * config/i386/cpuid.h: Likewise.
21990 * config/i386/cross-stdarg.h: Likewise.
21991 * config/i386/crtfastmath.c: Likewise.
21992 * config/i386/crtprec.c: Likewise.
21993 * config/i386/cygming-crtbegin.c: Likewise.
21994 * config/i386/cygming-crtend.c: Likewise.
21995 * config/i386/cygwin.asm: Likewise.
21996 * config/i386/emmintrin.h: Likewise.
21997 * config/i386/gmm_malloc.h: Likewise.
21998 * config/i386/gthr-win32.c: Likewise.
21999 * config/i386/i386.h: Likewise.
22000 * config/i386/immintrin.h: Likewise.
22001 * config/i386/linux-unwind.h: Likewise.
22002 * config/i386/linux64.h: Likewise.
22003 * config/i386/mm3dnow.h: Likewise.
22004 * config/i386/mmintrin-common.h: Likewise.
22005 * config/i386/mmintrin.h: Likewise.
22006 * config/i386/nmmintrin.h: Likewise.
22007 * config/i386/pmm_malloc.h: Likewise.
22008 * config/i386/pmmintrin.h: Likewise.
22009 * config/i386/smmintrin.h: Likewise.
22010 * config/i386/sol2-c1.asm: Likewise.
22011 * config/i386/sol2-ci.asm: Likewise.
22012 * config/i386/sol2-cn.asm: Likewise.
22013 * config/i386/sol2-gc1.asm: Likewise.
22014 * config/i386/tmmintrin.h: Likewise.
22015 * config/i386/unix.h: Likewise.
22016 * config/i386/w32-unwind.h: Likewise.
22017 * config/i386/wmmintrin.h: Likewise.
22018 * config/i386/x86-64.h: Likewise.
22019 * config/i386/x86intrin.h: Likewise.
22020 * config/i386/xmmintrin.h: Likewise.
22021 * config/ia64/crtbegin.asm: Likewise.
22022 * config/ia64/crtend.asm: Likewise.
22023 * config/ia64/crtfastmath.c: Likewise.
22024 * config/ia64/crti.asm: Likewise.
22025 * config/ia64/crtn.asm: Likewise.
22026 * config/ia64/fde-glibc.c: Likewise.
22027 * config/ia64/lib1funcs.asm: Likewise.
22028 * config/ia64/linux-unwind.h: Likewise.
22029 * config/ia64/quadlib.c: Likewise.
22030 * config/ia64/unwind-ia64.c: Likewise.
22031 * config/linux.h: Likewise.
22032 * config/m32c/m32c-lib1.S: Likewise.
22033 * config/m32c/m32c-lib2-trapv.c: Likewise.
22034 * config/m32c/m32c-lib2.c: Likewise.
22035 * config/m32r/initfini.c: Likewise.
22036 * config/m68hc11/larith.asm: Likewise.
22037 * config/m68hc11/m68hc11-crt0.S: Likewise.
22038 * config/m68k/cf.md: Likewise.
22039 * config/m68k/crti.s: Likewise.
22040 * config/m68k/crtn.s: Likewise.
22041 * config/m68k/lb1sf68.asm: Likewise.
22042 * config/m68k/linux-unwind.h: Likewise.
22043 * config/mcore/crti.asm: Likewise.
22044 * config/mcore/crtn.asm: Likewise.
22045 * config/mcore/lib1.asm: Likewise.
22046 * config/mips/linux-unwind.h: Likewise.
22047 * config/mips/loongson.h: Likewise.
22048 * config/mips/mips16.S: Likewise.
22049 * config/mmix/crti.asm: Likewise.
22050 * config/mmix/crtn.asm: Likewise.
22051 * config/pa/fptr.c: Likewise.
22052 * config/pa/hpux-unwind.h: Likewise.
22053 * config/pa/lib2funcs.asm: Likewise.
22054 * config/pa/linux-atomic.c: Likewise.
22055 * config/pa/linux-unwind.h: Likewise.
22056 * config/pa/milli64.S: Likewise.
22057 * config/pa/quadlib.c: Likewise.
22058 * config/pa/stublib.c: Likewise.
22059 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22060 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22061 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22062 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22063 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22064 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22065 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22066 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22067 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22068 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22069 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22070 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22071 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22072 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22073 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22074 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22075 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22076 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22077 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22078 * config/rs6000/750cl.h: Likewise.
22079 * config/rs6000/altivec.h: Likewise.
22080 * config/rs6000/biarch64.h: Likewise.
22081 * config/rs6000/crtresfpr.asm: Likewise.
22082 * config/rs6000/crtresgpr.asm: Likewise.
22083 * config/rs6000/crtresxfpr.asm: Likewise.
22084 * config/rs6000/crtresxgpr.asm: Likewise.
22085 * config/rs6000/crtsavfpr.asm: Likewise.
22086 * config/rs6000/crtsavgpr.asm: Likewise.
22087 * config/rs6000/darwin-asm.h: Likewise.
22088 * config/rs6000/darwin-fallback.c: Likewise.
22089 * config/rs6000/darwin-fpsave.asm: Likewise.
22090 * config/rs6000/darwin-ldouble.c: Likewise.
22091 * config/rs6000/darwin-tramp.asm: Likewise.
22092 * config/rs6000/darwin-unwind.h: Likewise.
22093 * config/rs6000/darwin-vecsave.asm: Likewise.
22094 * config/rs6000/darwin-world.asm: Likewise.
22095 * config/rs6000/e500crtres32gpr.asm: Likewise.
22096 * config/rs6000/e500crtres64gpr.asm: Likewise.
22097 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22098 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22099 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22100 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22101 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22102 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22103 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22104 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22105 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22106 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22107 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22108 * config/rs6000/eabi-ci.asm: Likewise.
22109 * config/rs6000/eabi-cn.asm: Likewise.
22110 * config/rs6000/eabi.asm: Likewise.
22111 * config/rs6000/linux-unwind.h: Likewise.
22112 * config/rs6000/linux64.h: Likewise.
22113 * config/rs6000/paired.h: Likewise.
22114 * config/rs6000/paired.md: Likewise.
22115 * config/rs6000/ppc64-fp.c: Likewise.
22116 * config/rs6000/ppu_intrinsics.h: Likewise.
22117 * config/rs6000/rs6000.h: Likewise.
22118 * config/rs6000/si2vmx.h: Likewise.
22119 * config/rs6000/sol-ci.asm: Likewise.
22120 * config/rs6000/sol-cn.asm: Likewise.
22121 * config/rs6000/spe.h: Likewise.
22122 * config/rs6000/spu2vmx.h: Likewise.
22123 * config/rs6000/sysv4.h: Likewise.
22124 * config/rs6000/tramp.asm: Likewise.
22125 * config/rs6000/vec_types.h: Likewise.
22126 * config/s390/linux-unwind.h: Likewise.
22127 * config/s390/tpf-unwind.h: Likewise.
22128 * config/score/crti.asm: Likewise.
22129 * config/score/crtn.asm: Likewise.
22130 * config/sh/crt1.asm: Likewise.
22131 * config/sh/crti.asm: Likewise.
22132 * config/sh/crtn.asm: Likewise.
22133 * config/sh/divtab-sh4-300.c: Likewise.
22134 * config/sh/divtab-sh4.c: Likewise.
22135 * config/sh/divtab.c: Likewise.
22136 * config/sh/lib1funcs-4-300.asm: Likewise.
22137 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22138 * config/sh/lib1funcs.asm: Likewise.
22139 * config/sh/lib1funcs.h: Likewise.
22140 * config/sh/linux-atomic.asm: Likewise.
22141 * config/sh/linux-unwind.h: Likewise.
22142 * config/sh/shmedia.h: Likewise.
22143 * config/sh/sshmedia.h: Likewise.
22144 * config/sh/ushmedia.h: Likewise.
22145 * config/sparc/crtfastmath.c: Likewise.
22146 * config/sparc/linux-unwind.h: Likewise.
22147 * config/sparc/sol2-c1.asm: Likewise.
22148 * config/sparc/sol2-ci.asm: Likewise.
22149 * config/sparc/sol2-cn.asm: Likewise.
22150 * config/spu/divmodti4.c: Likewise.
22151 * config/spu/divv2df3.c: Likewise.
22152 * config/spu/float_disf.c: Likewise.
22153 * config/spu/float_unsdidf.c: Likewise.
22154 * config/spu/float_unsdisf.c: Likewise.
22155 * config/spu/float_unssidf.c: Likewise.
22156 * config/spu/mfc_multi_tag_release.c: Likewise.
22157 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22158 * config/spu/mfc_tag_release.c: Likewise.
22159 * config/spu/mfc_tag_reserve.c: Likewise.
22160 * config/spu/mfc_tag_table.c: Likewise.
22161 * config/spu/multi3.c: Likewise.
22162 * config/spu/spu_internals.h: Likewise.
22163 * config/spu/spu_intrinsics.h: Likewise.
22164 * config/spu/spu_mfcio.h: Likewise.
22165 * config/spu/vec_types.h: Likewise.
22166 * config/spu/vmx2spu.h: Likewise.
22167 * config/stormy16/stormy16-lib2.c: Likewise.
22168 * config/svr4.h: Likewise.
22169 * config/sync.c: Likewise.
22170 * config/v850/lib1funcs.asm: Likewise.
22171 * config/vxlib-tls.c: Likewise.
22172 * config/vxlib.c: Likewise.
22173 * config/vxworks-dummy.h: Likewise.
22174 * config/xtensa/crti.asm: Likewise.
22175 * config/xtensa/crtn.asm: Likewise.
22176 * config/xtensa/ieee754-df.S: Likewise.
22177 * config/xtensa/ieee754-sf.S: Likewise.
22178 * config/xtensa/lib1funcs.asm: Likewise.
22179 * config/xtensa/lib2funcs.S: Likewise.
22180 * config/xtensa/linux-unwind.h: Likewise.
22181 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22182 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22183 * coretypes.h: Likewise.
22184 * crtstuff.c: Likewise.
22185 * defaults.h: Likewise.
22186 * dwarf2.h: Likewise.
22187 * emutls.c: Likewise.
22188 * gbl-ctors.h: Likewise.
22189 * gcov-io.h: Likewise.
22190 * ginclude/float.h: Likewise.
22191 * ginclude/iso646.h: Likewise.
22192 * ginclude/stdarg.h: Likewise.
22193 * ginclude/stdbool.h: Likewise.
22194 * ginclude/stddef.h: Likewise.
22195 * ginclude/stdfix.h: Likewise.
22196 * ginclude/stdint-gcc.h: Likewise.
22197 * ginclude/tgmath.h: Likewise.
22198 * gthr-aix.h: Likewise.
22199 * gthr-dce.h: Likewise.
22200 * gthr-gnat.c: Likewise.
22201 * gthr-gnat.h: Likewise.
22202 * gthr-lynx.h: Likewise.
22203 * gthr-mipssde.h: Likewise.
22204 * gthr-nks.h: Likewise.
22205 * gthr-posix.c: Likewise.
22206 * gthr-posix.h: Likewise.
22207 * gthr-posix95.h: Likewise.
22208 * gthr-rtems.h: Likewise.
22209 * gthr-single.h: Likewise.
22210 * gthr-solaris.h: Likewise.
22211 * gthr-tpf.h: Likewise.
22212 * gthr-vxworks.h: Likewise.
22213 * gthr-win32.h: Likewise.
22214 * gthr.h: Likewise.
22215 * libgcc2.c: Likewise.
22216 * libgcc2.h: Likewise.
22217 * libgcov.c: Likewise.
22218 * tsystem.h: Likewise.
22219 * typeclass.h: Likewise.
22220 * unwind-c.c: Likewise.
22221 * unwind-compat.h: Likewise.
22222 * unwind-dw2-fde-compat.c: Likewise.
22223 * unwind-dw2-fde-darwin.c: Likewise.
22224 * unwind-dw2-fde-glibc.c: Likewise.
22225 * unwind-dw2-fde.c: Likewise.
22226 * unwind-dw2-fde.h: Likewise.
22227 * unwind-dw2.c: Likewise.
22228 * unwind-dw2.h: Likewise.
22229 * unwind-generic.h: Likewise.
22230 * unwind-pe.h: Likewise.
22231 * unwind-sjlj.c: Likewise.
22232 * unwind.inc: Likewise.
22233 * config/arm/neon-gen.ml: Change generated copyright header to
22234 refer to version 3 of the GNU General Public License with
22235 version 3.1 of the GCC Runtime Library Exception and to point
22236 readers at the COPYING3 and COPYING3.RUNTIME files and the
22237 FSF's license web page.
22238 * config/arm/arm_neon.h: Regenerate.
22240 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22242 * config/cris/cris.md: Change copyright header to refer to version
22243 3 of the GNU General Public License.
22244 * doc/install.texi2html: Change copyright header to refer to version
22245 3 of the GNU General Public License and to point readers at the
22246 COPYING3 file and the FSF's license web page.
22247 * config/vax/linux.h: Likewise.
22249 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22251 * config/i386/i386.md (cmpcc): New.
22252 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22253 (sync_compare_and_swap_cc*): Delete.
22255 * config/s390/s390.c (s390_compare_emitted): Remove.
22256 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22257 s390_compare_emitted used to be handled. Assert that modes match.
22258 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22259 refer to sync_compare_and_swap_ccsi.
22260 * config/s390/s390.h (s390_compare_emitted): Remove.
22261 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22262 instead of s390_compare_emitted.
22263 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22264 instead of s390_compare_emitted.
22265 * config/s390/s390.md (cmpcc): New.
22266 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22267 CC_REGNUM, do not pretend it's set.
22268 (sync_compare_and_swap_cc*): Delete.
22269 * config/s390/predicates.md (cc_reg_operand): New.
22271 * expr.c (sync_compare_and_swap_cc): Delete.
22272 * optabs.h (sync_compare_and_swap_cc): Delete.
22273 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22274 is being used with can_compare_p.
22275 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22276 (find_cc_set): New.
22277 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22278 look for a MODE_CC set instead. Use emit_store_flag.
22279 (expand_compare_and_swap_loop): Likewise, with some additional
22280 complication to avoid a force_reg when useless. Use
22281 emit_cmp_and_jump_insns.
22282 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22283 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22284 sync_compare_and_swap documentation.
22286 2009-04-09 Jan Hubicka <jh@suse.cz>
22288 * except.c (find_prev_try): Break out from ....
22289 (duplicate_eh_regions): ... here; properly update prev_try pointers
22290 when duplication part of tree.
22291 (dump_eh_tree): Improve dumping.
22292 (verify_eh_region): New.
22293 (verify_eh_tree): Use it.
22295 2009-04-06 Richard Guenther <rguenther@suse.de>
22297 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22298 &ARRAY addresses by adjusting their types and prepending
22300 * tree-cfg.c (verify_gimple_assign_single): Verify that
22301 addresses are correct.
22303 2009-04-09 Richard Guenther <rguenther@suse.de>
22305 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22306 indices into an array reference if possible.
22307 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22308 Fold POINTER_PLUS_EXPR statements with invariant address.
22310 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22313 * config.gcc (powerpc64-*-linux*): Always build biarch.
22315 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22318 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22319 it and pedwarn if this results in an INTEGER_CST.
22321 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22323 * doc/install.texi: Update minimum GMP version. Remove obsolete
22324 text in MPFR section.
22326 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22328 * dwarf2out.c (class_scope_p): New static inline.
22329 (class_or_namespace_scope_p): Use it.
22330 (gen_variable_die): Use DW_TAG_member tag for static data member
22331 declarations instead of DW_TAG_variable.
22333 PR middle-end/39573
22334 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22337 2009-04-08 Richard Guenther <rguenther@suse.de>
22339 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22340 valueize random data.
22342 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22344 * config.gcc (aix tm_file): Add aix-stdint.h.
22345 (aix tm clause use_gcc_stdint): Set to wrap.
22346 * config/rs6000/aix-stdint.h: New file.
22348 2009-04-08 Richard Guenther <rguenther@suse.de>
22350 PR middle-end/36291
22351 * tree-dfa.c (add_referenced_var): Do not recurse into
22352 global initializers.
22353 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22355 (fold_const_aggregate_ref): Likewise.
22357 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22359 * recog.c (ordered_comparison_operator): New.
22360 * gensupport.c (std_preds): Add it.
22361 * doc/md.texi (Machine-Independent Predicates): Document it.
22363 2009-04-08 Jan Hubicka <jh@suse.cz>
22365 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22366 * function.h (rtl_eh): Remove exception_handler_label_map.
22367 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22368 remove_exception_handler_label, for_each_eh_label_1): Remove.
22369 (rtl_remove_unreachable_regions): Remove.
22370 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22371 (find_exception_handler_labels): Don't build the hashtable.
22372 (maybe_remove_eh_handler): Remove.
22373 (for_each_eh_label): Rewrite to walk the tree.
22374 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22375 * except.h (maybe_remove_eh_handler): Remove.
22376 * passes.c (init_optimization_passes): Schedule second EH cleanup
22378 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22379 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22381 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22383 * genoutput.c (validate_optab_operands): New.
22384 (gen_insn, gen_expand): Call it.
22386 * genflags.c (gen_insn): Detect misused iterators.
22387 (main): Pass line_no to gen_insn, exit with status 1 on error.
22389 * genextract.c (line_no): Make global.
22390 (VEC_safe_set_locstr): Change assertion to error message.
22391 (main): Exit with status 1 on error.
22393 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22397 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22398 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22399 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22400 * c-convert.c (convert): Do not call fold on results of conversion
22401 functions when the result is a C_MAYBE_CONST_EXPR.
22402 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22403 of __builtin_choose_expr.
22404 * c-typeck.c (remove_c_maybe_const_expr): New.
22405 (build_unary_op, build_conditional_expr, build_compound_expr,
22406 build_binary_op, c_objc_common_truthvalue_conversion): Call
22407 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22410 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22412 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22413 CODE to produce a new one. Add a prototype to use fold_convert_const
22415 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22418 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22419 mix declarations and code.
22421 2009-04-08 Ben Elliston <bje@au.ibm.com>
22423 * gcc.c: Replace `CC' with `GCC' throughout.
22425 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22427 * doc/invoke.texi: Document Atom support.
22429 2009-04-07 Jason Merrill <jason@redhat.com>
22432 * c-common.h, c-common.c: Add flag_pretty_templates.
22433 * c-opts.c (c_common_handle_option): Set it.
22434 * c.opt: Add -fno-pretty-templates.
22435 * doc/invoke.texi (C++ Dialect Options): Likewise.
22437 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22439 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22440 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22441 (ia64_expand_builtin): Likewise.
22443 2009-04-07 Martin Jambor <mjambor@suse.cz>
22445 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22446 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22447 ADDR_EXPRS are include too.
22449 2009-04-07 Richard Guenther <rguenther@suse.de>
22451 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22452 decls are only used if passes as parameters or if they are
22453 local statics and the call is not to a builtin.
22454 (call_may_clobber_ref_p_1): Likewise.
22456 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22458 * expr.c (do_store_flag): Remove last argument. Simplify code
22459 to avoid duplication of tests already done by can_compare_p.
22460 (expand_expr_real_1): Adjust caller.
22462 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22464 * optabs.c (can_compare_p): Test the predicate of a
22465 cbranch and cstore pattern.
22467 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22469 * expr.c (convert_move): Use emit_store_flag instead of
22472 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22474 * config/i386/i386.c (ix86_compare_emitted): Remove.
22475 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22476 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22477 * config/i386/i386.h (ix86_compare_emitted): Remove.
22478 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22479 instead of ix86_compare_emitted.
22480 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22482 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22484 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22485 Add t-sysroot-suffix to tmake_file.
22486 * config/print-sysroot-suffix.sh: New file.
22487 * config/t-sysroot-suffix: New file.
22489 2009-04-07 Ben Elliston <bje@au.ibm.com>
22491 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22492 as the latter produces a warning when the target does not support
22495 2009-04-07 Ben Elliston <bje@au.ibm.com>
22497 * dfp.c: Replace type punning assignments with memcpy throughout.
22498 * Makefile.in (dfp.o-warn): Remove.
22500 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22503 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22504 Include soft-fp/t-softfp after rs6000/t-linux64.
22506 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22508 * stor-layout.c (set_sizetype): Use the full precision of their
22509 machine mode for bitsize types.
22511 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22513 * config/i386/i386.md: Revert 2 accidental checkins.
22515 2009-04-06 Joey Ye <joey.ye@intel.com>
22516 Xuepeng Guo <xuepeng.guo@intel.com>
22517 H.J. Lu <hongjiu.lu@intel.com>
22519 Atom pipeline model, tuning and insn selection.
22520 * config.gcc (atom): Add atom config options and target.
22522 * config/i386/atom.md: New.
22524 * config/i386/i386.c (atom_cost): New cost.
22525 (m_ATOM): New macro flag.
22526 (initial_ix86_tune_features): Set m_ATOM.
22527 (x86_accumulate_outgoing_args): Likewise.
22528 (x86_arch_always_fancy_math_387): Likewise.
22529 (processor_target): Add Atom cost.
22530 (cpu_names): Add Atom cpu name.
22531 (override_options): Set Atom ISA.
22532 (ix86_issue_rate): New case PROCESSOR_ATOM.
22533 (ix86_adjust_cost): Likewise.
22535 * config/i386/i386.h (TARGET_ATOM): New target macro.
22536 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22537 (TARGET_OPT_AGU): New target option.
22538 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22539 (processor_type): Add PROCESSOR_ATOM.
22541 * config/i386/i386.md (cpu): Add new value "atom".
22542 (use_carry, movu): New attr.
22543 (atom.md): Include atom.md.
22544 (adddi3_carry_rex64): Set attr "use_carry".
22545 (addqi3_carry): Likewise.
22546 (addhi3_carry): Likewise.
22547 (addsi3_carry): Likewise.
22548 (*addsi3_carry_zext): Likewise.
22549 (subdi3_carry_rex64): Likewise.
22550 (subqi3_carry): Likewise.
22551 (subhi3_carry): Likewise.
22552 (subsi3_carry): Likewise.
22553 (x86_movdicc_0_m1_rex64): Likewise.
22554 (*x86_movdicc_0_m1_se): Likewise.
22555 (x86_movsicc_0_m1): Likewise.
22556 (*x86_movsicc_0_m1_se): Likewise.
22557 (*adddi_1_rex64): Emit add insn as much as possible.
22558 (*addsi_1): Likewise.
22559 (return_internal): Set atom_unit.
22560 (return_internal_long): Likewise.
22561 (return_pop_internal): Likewise.
22562 (*rcpsf2_sse): Set atom_sse_attr attr.
22563 (*qrt<mode>2_sse): Likewise.
22564 (*prefetch_sse): Likewise.
22566 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22568 (ix86_target_macros_internal): Likewise.
22570 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22571 (*prefetch_sse_rex): Likewise.
22572 (sse_rcpv4sf2): Likewise.
22573 (sse_vmrcpv4sf2): Likewise.
22574 (sse_sqrtv4sf2): Likewise.
22575 (<sse>_vmsqrt<mode>2): Likewise.
22576 (sse_ldmxcsr): Likewise.
22577 (sse_stmxcsr): Likewise.
22578 (*sse_sfence): Likewise.
22579 (sse2_clflush): Likewise.
22580 (*sse2_mfence): Likewise.
22581 (*sse2_lfence): Likewise.
22582 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22583 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22584 (avx_movdqu<avxmodesuffix>): Likewise.
22585 (avx_lddqu<avxmodesuffix>): Likewise.
22586 (sse2_movntv2di): Change attr "type" to "ssemov".
22587 (sse2_movntsi): Likewise.
22588 (rsqrtv8sf2): Change attr "type" to "sseadd".
22589 (sse3_addsubv2df3): Set attr "atom_unit".
22590 (sse3_h<plusminus_insn>v4sf3): Likewise.
22591 (*sse2_pmaddwd): Likewise.
22592 (*vec_extractv2di_1_rex64): Likewise.
22593 (*vec_extractv2di_1_avx): Likewise.
22594 (sse2_psadbw): Likewise.
22595 (ssse3_phaddwv8hi3): Likewise.
22596 (ssse3_phaddwv4hi3): Likewise.
22597 (ssse3_phadddv4si3): Likewise.
22598 (ssse3_phadddv2si3): Likewise.
22599 (ssse3_phaddswv8hi3): Likewise.
22600 (ssse3_phaddswv4hi3): Likewise.
22601 (ssse3_phsubwv8hi3): Likewise.
22602 (ssse3_phsubwv4hi3): Likewise.
22603 (ssse3_phsubdv4si3): Likewise.
22604 (ssse3_phsubdv2si3): Likewise.
22605 (ssse3_phsubswv8hi3): Likewise.
22606 (ssse3_phsubswv4hi3): Likewise.
22607 (ssse3_pmaddubsw128): Likewise.
22608 (sse3_pmaddubsw: Likewise.
22609 (ssse3_palignrti): Likewise.
22610 (ssse3_palignrdi): Likewise.
22612 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22614 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22616 2009-04-06 Richard Guenther <rguenther@suse.de>
22618 PR tree-optimization/28868
22619 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22620 of which PHI results we inserted.
22621 (insert_into_preds_of_block): Record inserted PHIs.
22622 (eliminate): Eliminate redundant PHI nodes.
22623 (init_pre): Init inserted_phi_names.
22625 2009-04-06 Richard Guenther <rguenther@suse.de>
22627 PR tree-optimization/39643
22628 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22629 IMAGPART_EXPRs of complex constants.
22630 (execute_fold_all_builtins): If we folded a call queue
22631 TODO_update_address_taken.
22633 2009-04-06 Jan Hubicka <jh@suse.cz>
22635 PR middle-end/39659
22636 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22639 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22641 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22643 (ic_invalidate_array): Likewise.
22645 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22647 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22648 alignment for library calls.
22650 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22652 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22653 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22654 * config/i386/mingw-stdint.h: New file.
22656 2009-04-05 Richard Guenther <rguenther@suse.de>
22658 PR tree-optimization/39648
22659 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22660 our &A vs. &A[0] IL deficiencies.
22662 2009-04-04 Jan Hubicka <jh@suse.cz>
22664 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22665 removed toplevel regions.
22666 (sjlj_mark_call_sites): Likewise.
22668 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22670 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22671 (cygwin tm clause use_gcc_stdint): Set to wrap.
22672 * config/i386/cygwin-stdint.h: New file.
22674 2009-04-04 Richard Guenther <rguenther@suse.de>
22676 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22677 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22678 single-argument PHIs if we are in loop-closed SSA form.
22679 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22680 for the pre-condition.
22681 (slpeel_tree_peel_loop_to_edge): Likewise.
22682 (vect_build_loop_niters): Take an optional sequence to append stmts.
22683 (vect_generate_tmps_on_preheader): Likewise.
22684 (vect_do_peeling_for_loop_bound): Take extra guards for the
22686 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22687 the cost model check.
22688 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22689 guards if we are going to peel. Do not apply versioning in that case.
22690 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22691 (vect_do_peeling_for_loop_bound): Likewise.
22692 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22693 loop bound only record extra pre-conditions, do not apply loop
22696 2009-04-04 Richard Guenther <rguenther@suse.de>
22698 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22701 2009-04-04 Jan Hubicka <jh@suse.cz>
22703 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22704 last_basic_block for size of bb->index indexed array.
22705 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22706 compute_out, link_btr_uses, build_btr_def_use_webs,
22707 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22709 2009-04-04 Jan Hubicka <jh@suse.cz>
22711 * except.c (remove_eh_handler_and_replace): Break out from ...
22712 (remove_eh_handler): ... here.
22713 (bring_to_root): New function.
22714 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22715 handled ones, bring others to root of tree.
22717 2009-04-04 Jan Hubicka <jh@suse.cz>
22719 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22720 (all_phis_safe_to_merge): New function.
22721 (update_info): New structure.
22722 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22723 (cleanup_empty_eh): Update SSA if possible.
22725 2009-04-04 Richard Guenther <rguenther@suse.de>
22727 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22728 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22729 (append_vuse): Likewise.
22731 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22733 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22734 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22735 instead of REG_UNSAVED for DW_CFA_undefined.
22736 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22737 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22740 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22743 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22745 2009-04-04 Richard Guenther <rguenther@suse.de>
22747 PR tree-optimization/8781
22748 PR tree-optimization/37892
22749 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22750 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22751 (valueize_refs): Call it for *& valueizations.
22752 (shared_reference_ops_from_ref): Rename to ...
22753 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22754 (shared_reference_ops_from_call): Rename to ...
22755 (valueize_shared_reference_ops_from_call): ... this and valueize.
22756 (vn_reference_lookup): Update.
22757 (visit_reference_op_call): Likewise.
22758 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22759 (eliminate): Value-replace the call address in call statements.
22761 2009-04-04 Richard Guenther <rguenther@suse.de>
22763 PR tree-optimization/39636
22764 * tree-ssa-forwprop.c
22765 (forward_propagate_addr_into_variable_array_index): Check for
22766 GIMPLE_ASSIGN before accessing the rhs code.
22768 2009-04-03 Jason Merrill <jason@redhat.com>
22770 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22772 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22774 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22775 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22776 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22777 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22778 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22779 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22780 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22781 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22782 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22783 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22784 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22785 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22786 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22787 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22788 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22789 Use fr_reg_or_fp01_operand instead of fr_register_operand
22791 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22792 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22793 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22795 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22797 PR rtl-optimization/39607
22798 PR rtl-optimization/39631
22802 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22803 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22804 instead of DF_LR_OUT.
22805 * ira-lives.c (process_bb_node_lives): Ditto.
22806 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22807 instead of DF_LR_{OUT,IN}.
22808 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22809 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22811 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22813 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22814 (execute_lower_omp): Always run but take the short way out if -fopenmp
22816 (gate_lower_omp): Remove, forcing the pass manager to always run the
22817 pass and always set PROP_gimple_lomp.
22818 (pass_lower_omp): Remove gate function.
22819 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22820 PROP_trees. Instead, require it.
22821 * ipa-cp.c (pass_ipa_cp): Likewise.
22822 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22823 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22824 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22825 and PROP_gimple_leh.
22827 2009-04-03 Richard Guenther <rguenther@suse.de>
22829 PR middle-end/13146
22830 PR tree-optimization/23940
22831 PR tree-optimization/33237
22832 PR middle-end/33974
22833 PR middle-end/34093
22834 PR tree-optimization/36201
22835 PR tree-optimization/36230
22836 PR tree-optimization/38049
22837 PR tree-optimization/38207
22838 PR tree-optimization/38230
22839 PR tree-optimization/38301
22840 PR tree-optimization/38585
22841 PR middle-end/38895
22842 PR tree-optimization/38985
22843 PR tree-optimization/39299
22844 * tree-ssa-structalias.h: Remove.
22845 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22846 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22847 (struct vuse_element_d): Remove.
22848 (struct vuse_vec_d): Likewise.
22849 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22850 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22851 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22852 VUSE_ELEMENT_VAR): Likewise.
22853 (struct voptype_d): Likewise.
22854 (NUM_VOP_FREE_BUCKETS): Likewise.
22855 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22856 (struct stmt_operands_d): Remove.
22857 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22858 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22859 VDEF_NUM, VDEF_VECT): Likewise.
22860 (copy_virtual_operands): Remove.
22861 (operand_build_cmp): Likewise.
22862 (create_ssa_artificial_load_stmt): Likewise.
22863 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22864 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22865 vuse_index and mayuse_index members. Pack and move done and iter_type
22866 members to the front.
22867 (SSA_OP_VMAYUSE): Remove.
22868 (SSA_OP_VIRTUAL_USES): Adjust.
22869 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22870 (unlink_stmt_vdef): Declare.
22871 (add_to_addressable_set): Remove.
22872 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22873 (vrp_visit_stmt): Likewise.
22874 * doc/tree-ssa.texi (Alias analysis): Update.
22875 * doc/invoke.texi (max-aliased-vops): Remove docs.
22876 (avg-aliased-vops): Likewise.
22877 * tree-into-ssa.c (syms_to_rename): Remove.
22878 (need_to_update_vops_p): Likewise.
22879 (need_to_initialize_update_ssa_p): Rename to ...
22880 (update_ssa_initialized_fn): ... this. Track function we are
22882 (symbol_marked_for_renaming): Simplify.
22883 (add_new_name_mapping): Do not set need_to_update_vops_p.
22884 (dump_currdefs): Use SYMS_TO_RENAME.
22885 (rewrite_update_stmt): Always walk all uses/defs.
22886 (dump_update_ssa): Adjust.
22887 (init_update_ssa): Take function argument. Track what we are
22889 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22890 (create_new_def_for): Initialize for cfun, assert we are initialized
22892 (mark_sym_for_renaming): Simplify.
22893 (mark_set_for_renaming): Do not initialize update-ssa.
22894 (need_ssa_update_p): Simplify. Take function argument.
22895 (name_mappings_registered_p): Assert we ask for the correct function.
22896 (name_registered_for_update_p): Likewise.
22897 (ssa_names_to_replace): Likewise.
22898 (release_ssa_name_after_update_ssa): Likewise.
22899 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22900 (dump_decl_set): Do not print a newline.
22901 (debug_decl_set): Do it here.
22902 (dump_update_ssa): And here.
22903 * tree-ssa-loop-im.c (move_computations): Adjust.
22904 (movement_possibility): Likewise.
22905 (determine_max_movement): Likewise.
22906 (gather_mem_refs_stmt): Likewise.
22907 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22908 or NAME_MEMORY_TAG.
22909 * tree-complex.c (update_all_vops): Remove.
22910 (expand_complex_move): Adjust.
22911 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22912 Simplify test for memory referencing statement. Exclude
22913 non-invariant ADDR_EXPRs.
22914 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22915 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22916 (rdg_flag_uses): Likewise.
22917 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22919 (tree_optimize_tail_calls_1): Also split the
22920 edge from the entry block if we have degenerate PHI nodes in
22921 the first basic block.
22922 * tree.c (init_ttree): Remove memory-tag related code.
22923 (tree_code_size): Likewise.
22924 (tree_node_structure): Likewise.
22925 (build7_stat): Re-write to be build6_stat.
22926 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22927 (SSA_VAR_P): Adjust.
22928 (struct tree_memory_tag): Remove.
22929 (struct tree_memory_partition_tag): Likewise.
22930 (union tree_node): Adjust.
22931 (build7): Re-write to be build6.
22932 * tree-pass.h (pass_reset_cc_flags): Remove.
22933 (TODO_update_address_taken): New flag.
22934 (pass_simple_dse): Remove.
22935 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22936 * params.h (MAX_ALIASED_VOPS): Remove.
22937 (AVG_ALIASED_VOPS): Likewise.
22938 * omp-low.c (expand_omp_taskreg): Update SSA form.
22939 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22940 aliases the lhs in a copy stmt.
22941 * tree-ssa-dse.c (struct address_walk_data): Remove.
22942 (memory_ssa_name_same): Likewise.
22943 (memory_address_same): Likewise.
22944 (get_kill_of_stmt_lhs): Likewise.
22945 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22946 unused stores. Look through PHI nodes into post-dominated regions.
22947 (dse_optimize_stmt): Simplify. Properly remove stores.
22948 (tree_ssa_dse): Compute dominators.
22949 (execute_simple_dse): Remove.
22950 (pass_simple_dse): Likewise.
22951 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22952 gimple_loaded_syms and gimple_stored_syms computation.
22953 * toplev.c (dump_memory_report): Dump alias and pta stats.
22954 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22955 (vn_reference_eq): Likewise.
22956 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22957 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22958 valueize_vuses): Remove.
22959 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22960 (get_def_ref_stmt_vuse): ... this.
22961 (vn_reference_lookup_2): New function.
22962 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22963 walking equivalent vuses. Simplify.
22964 (vn_reference_lookup): Likewise.
22965 (vn_reference_insert): Likewise.
22966 (vn_reference_insert_pieces): Likewise.
22967 (visit_reference_op_call): Simplify.
22968 (visit_reference_op_load): Likewise.
22969 (visit_reference_op_store): Likewise.
22970 (init_scc_vn): Remove shared_lookup_vuses initialization.
22971 (free_scc_vn): Remove shared_lookup_vuses freeing.
22972 (sort_vuses, sort_vuses_heap): Remove.
22973 (get_ref_from_reference_ops): Export.
22974 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22975 vector with single vuse pointer.
22976 (vn_reference_lookup_pieces, vn_reference_lookup,
22977 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22978 (shared_vuses_from_stmt): Remove.
22979 (get_ref_from_reference_ops): Declare.
22980 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22981 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22982 memory-tag related code.
22983 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22984 (likely_value): Add comment, skip static-chain of call statements.
22985 (surely_varying_stmt_p): Adjust.
22986 (gimplify_and_update_call_from_tree): Likewise.
22987 (execute_fold_all_builtins): Do not rebuild alias info.
22988 (gimplify_and_update_call_from_tree): Properly update VOPs.
22989 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22990 (copy_ref_info): Remove memory-tag related code.
22991 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22992 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22993 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22995 * tree-ssa-dom.c (gimple_p): Remove typedef.
22996 (eliminate_redundant_computations): Adjust.
22997 (record_equivalences_from_stmt): Likewise.
22998 (avail_expr_hash): Likewise.
22999 (avail_expr_eq): Likewise.
23000 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23001 (stmt_makes_single_load): Likewise.
23002 (stmt_makes_single_store): Likewise.
23003 * tree-ssa-alias.c: Rewrite completely.
23004 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23005 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23006 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23007 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23008 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23009 Remove public functions.
23010 (pass_reset_cc_flags): Remove.
23011 (pass_build_alias): Move ...
23012 * tree-ssa-structalias.c (pass_build_alias): ... here.
23013 * tree-ssa-alias.c (may_be_aliased): Move ...
23014 * tree-flow-inline.h (may_be_aliased): ... here.
23015 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23016 count_uses_and_derefs): Move ...
23017 * gimple.c: ... here.
23018 * gimple.h (count_uses_and_derefs): Declare.
23019 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23020 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23021 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23022 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23023 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23024 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23025 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23027 * tree-dfa.c (refs_may_alias_p): Move ...
23028 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23029 * tree-ssa-alias.h: New file.
23030 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23031 (statement_sink_location): Likewise.
23032 * opts.c (decode_options): Do not adjust max-aliased-vops or
23033 avg-aliased-vops values.
23034 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23035 (TV_CALL_CLOBBER): Likewise.
23036 (TV_FLOW_SENSITIVE): Likewise.
23037 (TV_FLOW_INSENSITIVE): Likewise.
23038 (TV_MEMORY_PARTITIONING): Likewise.
23039 (TV_ALIAS_STMT_WALK): New timevar.
23040 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23041 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23042 (get_address_description): Remove memory-tag related code.
23043 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23044 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23045 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23046 and immediate uses in statements. Document.
23047 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23048 (dump_symbols): Remove.
23049 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23050 * alias.c (get_deref_alias_set): New function split out from ...
23051 (get_alias_set): ... here.
23052 * alias.h (get_deref_alias_set): Declare.
23053 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23054 type parameter. Remove restrict pointer handling. Create a
23055 ref-all pointer in case type-based alias sets do not conflict.
23056 (vect_analyze_data_refs): Remove SMT related code.
23057 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23058 (vectorizable_load): Likewise.
23059 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23060 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23061 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23062 Ignore vops and SMTs.
23063 (dr_analyze_alias): Likewise..
23064 (free_data_ref): Likewise.
23065 (create_data_ref): Likewise.
23066 (analyze_all_data_dependences): Likewise.
23067 (get_references_in_stmt): Adjust.
23068 * tree-flow-inline.h (gimple_aliases_computed_p,
23069 gimple_addressable_vars, gimple_call_clobbered_vars,
23070 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23071 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23072 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23073 gimple_mem_ref_stats): Remove.
23074 (gimple_vop): New function.
23075 (op_iter_next_use): Remove vuses and mayuses cases.
23076 (op_iter_next_def): Remove vdefs case.
23077 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23078 (clear_and_done_ssa_iter): Do not set removed fields.
23079 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23080 Assert we are not iterating over vuses or vdefs if not also
23081 iterating over uses or defs.
23082 (op_iter_init_use): Likewise.
23083 (op_iter_init_def): Likewise.
23084 (op_iter_next_vdef): Remove.
23085 (op_iter_next_mustdef): Likewise.
23086 (op_iter_init_vdef): Likewise.
23087 (compare_ssa_operands_equal): Likewise.
23088 (link_use_stmts_after): Handle vuse operand.
23089 (is_call_used): Use is_call_clobbered.
23090 (is_call_clobbered): Global variables are always call clobbered,
23091 query the call-clobbers bitmap.
23092 (mark_call_clobbered): Ignore global variables.
23093 (clear_call_clobbered): Likewise.
23094 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23095 virtual operands sanity check.
23096 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23098 (TARGET_MEM_REF): Remove TMR_TAG operand.
23099 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23100 Remove call-clobber related code.
23101 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23102 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23103 partitions or escape reason.
23104 (get_single_def_stmt, get_single_def_stmt_from_phi,
23105 get_single_def_stmt_with_phi): Remove.
23106 (dump_referenced_vars): Tidy.
23107 (get_ref_base_and_extent): Allow bare decls.
23108 (collect_dfa_stats): Adjust.
23109 * graphite.c (rename_variables_in_stmt): Adjust.
23110 (graphite_copy_stmts_from_block): Likewise.
23111 (translate_clast): Likewise.
23112 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23114 (translate_vuse_through_block): Use the oracle.
23115 (phi_translate_1): Adjust.
23116 (value_dies_in_block_x): Use the oracle. Cache the outcome
23118 (valid_in_sets): Check if the VUSE for
23119 a REFERENCE is available.
23120 (eliminate): Do not remove stmts during elimination,
23121 instead queue and remove them afterwards.
23122 (do_pre): Do not rebuild alias info.
23123 (pass_pre): Run TODO_rebuild_alias before PRE.
23124 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23125 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23126 (mark_all_v_defs_stmt): Remove.
23127 (mark_all_v_defs_seq): Adjust.
23128 (sra_replace): Likewise.
23129 (scalarize_use): Likewise.
23130 (scalarize_copy): Likewise.
23131 (scalarize_init): Likewise.
23132 (scalarize_ldst): Likewise.
23133 (todoflags): Remove.
23134 (tree_sra): Do not rebuild alias info.
23135 (tree_sra_early): Adjust.
23136 (pass_sra): Run TODO_update_address_taken before SRA.
23137 * tree-predcom.c (set_alias_info): Remove.
23138 (prepare_initializers_chain): Do not call it.
23139 (mark_virtual_ops_for_renaming): Adjust.
23140 (mark_virtual_ops_for_renaming_list): Remove.
23141 (initialize_root_vars): Adjust.
23142 (initialize_root_vars_lm): Likewise.
23143 (prepare_initializers_chain): Likewise.
23144 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23145 (may_propagate_copy_into_stmt): Likewise.
23146 (merge_alias_info): Do nothing for now.
23147 (propagate_tree_value_into_stmt): Adjust.
23148 (stmt_may_generate_copy): Likewise.
23149 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23150 not mark symbols for renaming.
23151 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23152 with the same statement, make sure to update the new pointed-to one.
23153 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23154 call statements, do not mark symbols for renaming.
23155 (mark_operand_necessary): Dump something.
23156 (ref_may_be_aliased): New function.
23157 (mark_aliased_reaching_defs_necessary_1): New helper function.
23158 (mark_aliased_reaching_defs_necessary): Likewise.
23159 (mark_all_reaching_defs_necessary_1): Likewise.
23160 (mark_all_reaching_defs_necessary): Likewise.
23161 (propagate_necessity): Do not process virtual PHIs. For
23162 non-aliased loads mark all reaching definitions as necessary.
23163 For aliased loads and stores mark the immediate dominating
23164 aliased clobbers as necessary.
23165 (visited): New global static.
23166 (perform_tree_ssa_dce): Free visited bitmap after propagating
23168 (remove_dead_phis): Perform simple dead virtual PHI removal.
23169 (remove_dead_stmt): Properly unlink virtual operands when
23171 (eliminate_unnecessary_stmts): Schedule PHI removal after
23173 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23174 (process_replaceable): Likewise.
23175 (find_replaceable_in_bb): Likewise.
23176 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23177 based on the single gimple vop.
23178 (verify_flow_insensitive_alias_info): Remove.
23179 (verify_flow_sensitive_alias_info): Likewise.
23180 (verify_call_clobbering): Likewise.
23181 (verify_memory_partitions): Likewise.
23182 (verify_alias_info): Likewise.
23183 (verify_ssa): Adjust..
23184 (execute_update_addresses_taken): Export. Update SSA
23185 manually. Optimize only when optimizing. Use a local bitmap.
23186 (pass_update_address_taken): Remove TODO_update_ssa, add
23188 (pass_update_address_taken): Just use TODO_update_address_taken.
23189 (init_tree_ssa): Do not initialize addressable_vars.
23190 (verify_ssa): Verify new VUSE / VDEF properties.
23191 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23192 Do not call verify_alias_info.
23193 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23194 Do not free the loaded and stored syms bitmaps. Reset the escaped
23195 and callused solutions. Do not free addressable_vars.
23196 Remove memory-tag related code.
23197 (warn_uninitialized_var): Aliases are always available.
23198 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23199 * lambda-code.c (can_put_in_inner_loop): Adjust.
23200 (can_put_after_inner_loop): Likewise.
23201 (perfect_nestify): Likewise.
23202 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23203 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23204 (vectorizable_conversion): Do not mark symbols for renaming.
23205 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23206 (expand_call_inline): Unlink the calls virtual operands before
23208 (tree_function_versioning): Do not call update_ssa if we are not
23209 updating clones. Simplify.
23210 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23211 (propagate_with_phi): Likewise..
23212 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23213 clobber code. Assert we are not aliased or global.
23214 * tree-flow.h: Include tree-ssa-alias.h
23215 (enum escape_type): Remove.
23216 (struct mem_sym_stats_d): Likewise.
23217 (struct mem_ref_stats_d): Likewise.
23218 (struct gimple_df): Add vop member. Remove global_var,
23219 call_clobbered_vars, call_used_vars, addressable_vars,
23220 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23221 escaped and callused members.
23222 (struct ptr_info_def): Remove all members, add points-to solution
23224 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23225 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23226 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23227 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23228 (tree-ssa-alias.o): Likewise.
23229 (toplev.o): Add tree-ssa-alias.h
23230 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23231 * gimple.c (gimple_set_bb): Fix off-by-one error.
23232 (is_gimple_reg): Do not handle memory tags.
23233 (gimple_copy): Also copy virtual operands.
23234 Delay updating the statement. Do not reset loaded and stored syms.
23235 (gimple_set_stored_syms): Remove.
23236 (gimple_set_loaded_syms): Likewise.
23237 (gimple_call_copy_skip_args): Copy the virtual operands
23238 and mark the new statement modified.
23239 * tree-ssa-structalias.c (may_alias_p): Remove.
23240 (set_uids_in_ptset): Take the alias set to prune with as
23241 parameter. Fold in the alias test of may_alias_p.
23242 (compute_points_to_sets): Compute whether a ptr is dereferenced
23243 in a local sbitmap.
23244 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23245 other ADDRESSOF constraints on the lhs.
23246 (get_constraint_for_component_ref): Assert that we don't get
23247 ADDRESSOF constraints from the base of the reference.
23248 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23249 (struct variable_info): Remove collapsed_to member.
23250 (get_varinfo_fc): Remove.
23251 (new_var_info): Do not set collapsed_to.
23252 (dump_constraint): Do not follow cycles.
23253 (dump_constraint_graph): Likewise.
23254 (build_pred_graph): Likewise.
23255 (build_succ_graph): Likewise.
23256 (rewrite_constraints): Likewise.
23257 (do_simple_structure_copy): Remove.
23258 (do_rhs_deref_structure_copy): Remove.
23259 (do_lhs_deref_structure_copy): Remove.
23260 (collapse_rest_of_var): Remove.
23261 (do_structure_copy): Re-implement.
23262 (pta_stats): New global variable.
23263 (dump_pta_stats): New function.
23264 (struct constraint_expr): Make offset signed.
23265 (UNKNOWN_OFFSET): Define special value.
23266 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23267 (solution_set_expand): New helper function split out from ...
23268 (do_sd_constraint): ... here.
23269 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23270 (do_ds_constraint): Likewise.
23271 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23272 and CALLUSED = *CALLUSED.
23273 (set_union_with_increment): Make inc argument signed.
23274 (type_safe): Remove.
23275 (get_constraint_for_ptr_offset): Handle unknown and negative
23277 (first_vi_for_offset): Handle offsets before start. Bail
23278 out early for offsets beyond the variable extent.
23279 (first_or_preceding_vi_for_offset): New function.
23280 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23281 Together with ESCAPED = *ESCAPED this properly computes reachability.
23282 (find_what_var_points_to): New function.
23283 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23284 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23285 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23286 pt_solutions_intersect): New functions.
23287 (compute_call_used_vars): Remove.
23288 (compute_may_aliases): New main entry into PTA computation.
23289 * gimple.h (gimple_p): New typedef.
23290 (struct gimple_statement_base): Remove references_memory_p.
23291 (struct gimple_statement_with_memory_ops_base): Remove
23292 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23294 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23295 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23296 gimple_set_references_memory): Remove.
23297 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23298 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23300 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23301 (verify_expr): Allow RESULT_DECL.
23302 (gimple_duplicate_bb): Do not copy virtual operands.
23303 (gimple_duplicate_sese_region): Adjust.
23304 (gimple_duplicate_sese_tail): Likewise.
23305 (mark_virtual_ops_in_region): Remove.
23306 (move_sese_region_to_fn): Do not call it.
23307 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23308 and pass_simple_dse.
23309 (execute_function_todo): Handle TODO_update_address_taken,
23310 call execute_update_addresses_taken for TODO_rebuild_alias.
23311 (execute_todo): Adjust.
23312 (execute_one_pass): Init dump files early.
23313 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23315 (create_general_new_stmt): Clear vops.
23316 * tree-ssa-reassoc.c (get_rank): Adjust.
23317 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23318 symbols for renaming.
23319 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23320 (PARAM_AVG_ALIASED_VOPS): Likewise.
23321 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23322 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23323 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23324 (operand_build_cmp, copy_virtual_operands,
23325 create_ssa_artificial_load_stmt, add_to_addressable_set,
23326 gimple_add_to_addresses_taken): Remove public functions.
23327 (unlink_stmt_vdef): New function.
23329 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23331 * config.gcc (powerpc-*-linux*): Merge variants.
23333 2009-04-02 Chao-ying Fu <fu@mips.com>
23334 James Grosbach <james.grosbach@microchip.com>
23336 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23337 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23339 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23340 keep_interrupts_masked_p, use_debug_exception_return_p.
23341 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23342 keep_interrupts_masked, use_debug_exception_return.
23343 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23344 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23346 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23347 (mips_print_operand): Process COP0 registers to print $0 .. $31
23348 correctly for GAS to process.
23349 (mips_interrupt_extra_call_saved_reg_p): New function.
23350 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23352 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23353 (mips_compute_frame_info): Add supports for interrupt context that
23354 includes doubleword accumulators and COP0 registers.
23355 (mips_for_each_saved_acc): New function.
23356 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23357 mips_for_each_saved_reg.
23358 (mips_save_reg): Save accumulators.
23359 (mips_kernel_reg_p): A new for_each_rtx callback.
23360 (mips_expand_prologue): Support interrupt handlers.
23361 (mips_restore_reg): Restore accumulators.
23362 (mips_expand_epilogue): Support interrupt handlers.
23363 (mips_can_use_return_insn): Return false for interrupt handlers.
23364 (mips_epilogue_uses): New function.
23365 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23366 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23367 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23368 cop0_move): New instructions.
23369 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23370 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23372 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23374 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23375 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23376 interrupt handlers, we use K0 as the temporary register.
23377 (EPILOGUE_USES): Change to a function call.
23378 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23379 handlers, we use K0 as the temporary register.
23381 * doc/extend.texi (Function Attributes): Document interrupt,
23382 use_shadow_register_set, keep_interrupts_masked,
23383 use_debug_exception_return for MIPS attributes.
23385 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23387 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23388 Remove a number of t-files from tmake_file.
23389 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23390 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23391 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23392 target_prototype, not TARGET_PROTOTYPE.
23393 (LINK_OS_GNU_SPEC): Define.
23394 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23395 and darwin-ldoubdle.c.
23397 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23400 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23401 (cpp_options): Ditto.
23402 (default_compilers): Ditto.
23403 (display_help): Ditto.
23404 (process_command): Ditto.
23405 (do_spec_1): Ditto.
23406 (set_input): Use lbasename instead of duplicate code.
23407 (save_temps_prefix): New static for -save-temps=obj.
23408 (save_temps_length): Ditto.
23410 * doc/invoke.texi (-save-temps=obj): Document new variant to
23411 -save-temps switch.
23413 2009-04-02 Jeff Law <law@redhat.com>
23415 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23418 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23420 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23421 * configure: Regenerated.
23423 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23425 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23426 share the argument list.
23428 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23432 2009-02-12 Diego Novillo <dnovillo@google.com>
23434 * varpool.c (debug_varpool): New.
23435 * cgraph.h (debug_varpool): Declare.
23437 2009-04-02 Jan Hubicka <jh@suse.cz>
23439 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23442 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23444 * config/i386/i386.c (ix86_abi): Move initialization to ...
23445 (override_options): Here.
23447 2009-04-02 Christian Bruel <christian.bruel@st.com>
23449 * config/sh/sh.c (sh_dwarf_register_span): New function.
23450 (TARGET_DWARF_REGISTER_SPAN): Define.
23451 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23453 2009-04-02 Ira Rosen <irar@il.ibm.com>
23455 PR tree-optimization/39595
23456 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23457 interleaved loads group is not greater than the SLP group size.
23459 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23461 * builtins.c (is_builtin_name): New.
23462 (called_as_built_in): Use is_builtin_name.
23463 * tree.h (is_builtin_name): New.
23464 * varasm.c (incorporeal_function_p): Use is_builtin_name
23466 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23468 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23470 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23473 * c-decl.c (clone_underlying_type): Move this ...
23474 * c-common.c (set_underlying_type): ... here.
23475 Also, make sure the function properly sets TYPE_STUB_DECL() on
23476 the newly created typedef variant type.
23477 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23478 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23481 2009-04-02 Richard Guenther <rguenther@suse.de>
23483 PR tree-optimization/37221
23484 * tree-flow.h (degenerate_phi_result): Declare.
23485 * tree-ssa-dom.c (degenerate_phi_result): Export.
23486 * tree-scalar-evolution.c (analyze_initial_condition): If
23487 the initial condition is defined by a degenerate PHI node
23488 use the degenerate value.
23490 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23492 PR rtl-optimization/39588
23493 * combine.c (merge_outer_ops): Do not set the constant when this
23495 (simplify_shift_const_1): Do not modify it either in this case.
23497 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23499 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23500 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23502 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23505 * c-lex.c (interpret_float): Default (no suffix) is double.
23507 2009-04-1 Xinliang David Li <davidxl@google.com>
23509 * config/i386/i386.c (legitimate_constant_p): Recognize
23510 all one vector constant.
23512 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23514 * config/vax/vax.c: Add #includes to silence warnings.
23515 Change #include order to silence two warnings.
23517 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23519 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23520 (ASM_SPEC): Pass -k to the assembler for PIC code.
23522 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23524 * config.gcc: Add vax-*-linux* to the switch.
23525 * config/vax/linux.h: New file. (TARGET_VERSION,
23526 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23528 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23530 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23531 Use predicate macros instead of GET_CODE() == foo.
23532 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23533 ashlsi3, rotrsi3, <unnamed>): Likewise.
23535 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23537 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23538 jbbccihi, jbbccisi): Remova trailing whitespace.
23539 * config/vax/constraints.md: Likewise.
23540 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23541 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23542 * config/vax/predicates.md: Likewise.
23543 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23544 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23545 * config/vax/vax.h: Likewise.
23546 * config/vax/vax.md (nonlocal_goto): Likewise.
23548 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23550 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23551 (indirectable_address_p, adjacent_operands_p): Add spaces around
23553 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23555 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23557 * config/vax/vax.c (legitimate_constant_address_p,
23558 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23559 index_term_p, reg_plus_index_p, legitimate_address_p,
23560 vax_mode_dependent_address_p): Update comments to match functions
23561 modified by the recent int->bool conversion.
23563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23565 * config/vax/builtins.md: Update copyright message.
23566 * config/vax/constraints.md: Likewise.
23567 * config/vax/netbsd-elf.h: Likewise.
23568 * config/vax/predicates.md: Likewise.
23569 * config/vax/vax-protos.h: Likewise.
23570 * config/vax/vax.c: Likewise.
23571 * config/vax/vax.h: Likewise.
23572 * config/vax/vax.md: Likewise.
23573 * config/vax/vax.opt: Likewise.
23575 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23577 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23578 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23579 * config/vax/constraints.md (B, R): Likewise.
23580 * config/vax/predicates.md (external_memory_operand,
23581 nonimmediate_addsub_di_operand): Likewise.
23582 * config/vax/vax.c (vax_output_int_add): Likewise.
23583 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23584 untyped_call): Likewise.
23586 2009-04-01 Matt Thomas <matt@3am-software.com>
23588 * config/vax/predicates.md: New file.
23589 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23590 external_const_operand, nonsymbolic_operand, external_memory_operand,
23591 indirect_memory_operand, indexed_memory_operand,
23592 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23593 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23595 * config/vax/constraints.md: New file.
23596 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23598 * config/vax/builtins.md: New file.
23599 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23600 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23602 * config/vax/vax.opt (mqmath): Add option.
23603 * config/vax/vax.md (isfx): Extend with DI.
23604 (VAXintQH, VAXintQHSD): Define.
23605 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23606 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23607 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23608 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23609 (movdi): Update constraints and use vax_output_int_move().
23610 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23611 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23612 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23613 nonlocal_goto): New.
23614 (mov<mode>): Extend accepted operand types.
23615 (subdi3_old): Rename from subdi3, change update constraints and use
23616 a new implementation.
23617 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23618 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23619 MOVE_RATIO, CLEAR_RATIO): Define.
23620 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23621 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23622 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23623 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23624 (split_quadword_operands): Make static and really allow variable
23626 (print_operand_address): Update for PIC generation.
23627 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23628 indexable_address_p, fixup_mathdi_operand,
23629 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23630 (vax_float_literal, legitimate_constant_p,
23631 indirectable_constant_address_p, index_term_p,
23632 reg_plus_index_p): Return bool instead of int.
23633 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23635 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23637 (vax_output_conditional_branch): Indent.
23638 (legitimate_constant_address_p, indirectable_constant_address_p,
23639 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23640 vax_mode_dependent_address_p): Return bool instead of int, update for
23642 * config/vax/vax-protos.h (legitimate_constant_address_p,
23643 legitimate_constant_p, legitimate_address_p,
23644 vax_mode_dependent_address_p): Change declaration to bool.
23645 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23646 vax_expand_addsub_di_operands, vax_output_int_subtract,
23647 vax_output_movmemsi): Declare.
23648 (split_quadword_operands, vax_float_literal): Delete declaration.
23649 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23650 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23651 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23652 ASM_OUTPUT_DWARF_PCREL): Define.
23653 (ASM_SPEC): Change definition to allow PIC generation.
23655 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23657 * doc/sourcebuild.texi: Update front-end requirements.
23659 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23662 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23663 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23664 (booldi3_internal3): Use boolean_or_operator instead of
23667 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23670 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23671 declarator whose size is not an integer constant expression but
23672 folds to an integer constant, then treat it as a constant
23675 2009-04-01 Richard Guenther <rguenther@suse.de>
23677 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23678 i * 4 + 2 to (i * 2 + 1) * 2.
23680 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23683 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23684 return if c_parser_asm_string_literal returned NULL.
23686 2009-04-01 Nick Clifton <nickc@redhat.com>
23688 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23690 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23691 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23692 other typedefs to avoid conflicts with libgcc2.c. Define labels
23693 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23695 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23696 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23699 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23701 * varasm.c (default_function_rodata_section): Declare DOT as
23704 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23705 Andrey Galkin <agalkin@hypercom.com>
23708 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23709 Make object_name unique for each process.
23711 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23714 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23715 addressable variables in the parallel that could go out of scope while
23716 running queued tasks.
23718 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23720 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23721 (CASE_VALUES_THRESHOLD): Redefine.
23722 * config/avr/avr.c (avr_override_options): Remove initialization of
23723 avr_case_values_threshold variable.
23724 (avr_case_values_threshold): Remove variable. Add new function.
23725 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23726 * config/avr/avr.opt (mno-tablejump): Remove option.
23727 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23729 2009-04-01 DJ Delorie <dj@redhat.com>
23731 * varasm.c (default_function_rodata_section): Don't assume
23732 anything about where the first '.' in the section name is.
23734 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23736 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23737 rs6000_emit_stack_tie.
23739 2009-03-31 Ian Lance Taylor <iant@google.com>
23741 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23742 gimple_code with GIMPLE_RESX, not RESX.
23744 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23746 * c-common.c (c_get_ident): New.
23747 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23749 2009-04-01 Ben Elliston <bje@au.ibm.com>
23751 * config/rs6000/sysv4.opt (msdata): Improve option description.
23753 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23755 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23756 (divdf3_internal_lat): Remove.
23757 (divxf3_internal_lat): Remove.
23758 (divxf3_internal_thr): Remove.
23759 (divxf): Use divxf3_internal.
23760 * config/ia64/div.md (divsf3_internal_lat): New.
23761 (divdf3_internal_lat): New.
23762 (divxf3_internal): New.
23764 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23767 * Makefile.in (USE_GCC_STDINT): Define.
23768 (stmp-int-hdrs): Install stdint.h if applicable.
23769 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23771 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23772 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23773 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23774 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23775 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23776 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23777 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23778 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23779 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23780 (c_common_nodes_and_builtins): Initialize
23781 underlying_wchar_type_node. Do not initialize
23782 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23783 nodes for new types.
23784 (c_stddef_cpp_builtins): Define macros for new types.
23785 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23787 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23788 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23789 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23790 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23791 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23792 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23793 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23794 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23795 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23796 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23797 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23798 int16_type_node, int32_type_node, int64_type_node,
23799 uint8_type_node, uint16_type_node, c_uint32_type_node,
23800 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23801 int_least32_type_node, int_least64_type_node,
23802 uint_least8_type_node, uint_least16_type_node,
23803 uint_least32_type_node, uint_least64_type_node,
23804 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23805 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23806 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23807 uintptr_type_node): Define.
23808 * c-cppbuiltin.c (builtin_define_constants,
23809 builtin_define_type_minmax): New.
23810 (builtin_define_stdint_macros): Define more macros.
23811 (c_cpp_builtins): Define more limit macros.
23812 (type_suffix): New.
23813 (builtin_define_type_max): Define in terms of
23814 builtin_define_type_minmax. Remove is_long parameter. All
23816 * config.gcc (use_gcc_stdint): Define.
23817 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23818 Add newlib-stdint.h for generic targets.
23819 * config/glibc-stdint.h, config/newlib-stdint.h,
23820 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23821 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23822 * config/score/score.h (UINTPTR_TYPE): Define.
23823 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23824 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23825 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23826 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23827 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23828 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23829 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23830 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23831 * config/spu/spu.h (STDINT_LONG32): Define.
23832 * configure.ac (use_gcc_stdint): Substitute.
23833 * configure: Regenerate.
23834 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23835 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23836 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23837 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23838 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23839 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23840 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23841 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23842 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23843 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23844 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23845 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23846 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23847 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23848 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23849 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23850 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23851 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23852 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23853 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23854 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23855 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23856 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23857 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23858 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23859 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23860 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23861 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23862 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23864 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23866 * loop-iv.c (suitable_set_for_replacement): Renamed from
23867 simplify_using_assignment; changed to return bool and to accept new
23868 args DEST and SRC. Return true iff we find a source/destination pair
23869 that can be used to make a replacement, and fill SRC and DEST if so.
23870 Remove arg ALTERED. Don't deal with altered regs here. All callers
23872 (simplify_using_initial_values): Deal with altered regs here and track
23873 more precisely the effect they have on the validity of our expression.
23875 * loop-iv.c (simplify_using_condition): A condition of the form
23876 (EQ REG CONST) can be used to simply make a substitution.
23877 (simplify_using_initial_values): Keep track of conditions we have seen
23878 and keep using them to simplify new expressions, while applying the
23879 same substitutions to them as to the expression.
23881 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23882 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23885 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23886 changed. Use this when trying to improve the upper bound.
23887 Generate the comparison by using simplify_gen_relational.
23889 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23891 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23893 (simplify_using_assignment, simplify_using_initial_values): Call
23894 replace_in_expr to make replacements. Call replace_single_def_regs
23895 once on the initial version of the expression.
23897 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23900 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23902 2009-03-31 Richard Guenther <rguenther@suse.de>
23904 PR middle-end/31029
23905 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23906 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23908 2009-03-31 Richard Guenther <rguenther@suse.de>
23910 * tree.h (div_if_zero_remainder): Declare.
23911 * fold-const.c (div_if_zero_remainder): Export.
23912 * tree-ssa-forwprop.c
23913 (forward_propagate_addr_into_variable_array_index): Handle
23914 constant array index addition outside of the variable index.
23916 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23919 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23920 define_splits, floatunssi<mode>2): Require x87 conversions from
23921 DImode to be permitted.
23923 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23925 PR preprocessor/15638
23926 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23928 2009-03-31 Richard Guenther <rguenther@suse.de>
23930 PR middle-end/23401
23931 PR middle-end/27810
23932 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23933 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23934 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23935 a separate statement.
23936 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23937 (lookup_tmp_var): Likewise.
23938 (is_gimple_formal_tmp_or_call_rhs): Remove.
23939 (is_gimple_reg_or_call_rhs): Rename to ...
23940 (is_gimple_reg_rhs_or_call): ... this.
23941 (is_gimple_mem_or_call_rhs): Rename to ...
23942 (is_gimple_mem_rhs_or_call): ... this.
23943 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23944 DECL_GIMPLE_REG_P only if is_formal is true.
23945 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23946 for non-proper post-modify expression gimplification.
23947 (gimplify_self_mod_expr): For post-modify expressions gimplify
23948 the lvalue to a minimal lvalue.
23949 (rhs_predicate_for): Remove formal temp case.
23950 (gimplify_modify_expr_rhs): Likewise.
23951 (gimplify_addr_expr): Use is_gimple_reg.
23952 (gimplify_expr): Remove formal temp cases.
23953 (gimple_regimplify_operands): Likewise.
23954 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23955 and FILTER_EXPR like constants.
23956 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23958 (is_gimple_formal_tmp_rhs): Remove.
23959 (is_gimple_reg_rhs): Remove special casing.
23960 (is_gimple_mem_rhs): Fix.
23961 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23962 (is_gimple_formal_tmp_var): Remove.
23963 (is_gimple_formal_tmp_reg): Likewise.
23964 (is_gimple_min_lval): Allow invariant component ref parts.
23965 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23966 is_gimple_formal_tmp_reg): Remove declarations.
23967 * tree-cfg.c (verify_expr): Verify that variables with address
23968 taken do not have DECL_GIMPLE_REG_P set.
23969 * tree-mudflap.c (mf_build_check_statement_for): Use
23970 force_gimple_operand instead of gimplify_expr.
23972 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23974 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23975 schedulable rows to compute_split_row.
23977 2009-03-31 Ben Elliston <bje@au.ibm.com>
23980 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23983 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23985 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23986 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23987 * configure: Regenerate.
23988 * config.in: Regenerate.
23989 * config/rs6000/rs6000.opt (mtls-markers): Add.
23990 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23991 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23992 (tls_ld_aix, tls_ld_sysv): Likewise.
23993 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23994 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23996 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23998 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24000 2009-03-30 Jan Hubicka <jh@suse.cz>
24002 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24004 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24005 detection and label handling.
24007 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24009 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24010 left_conflicts_size.
24011 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24012 ALLOCNO_LEFT_CONFLICTS_SIZE.
24014 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24015 remove_allocno_from_bucket_and_push,
24016 allocno_spill_priority_compare, push_allocnos_to_stack,
24017 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24018 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24019 (setup_allocno_left_conflicts_num): Ditto. Rename to
24020 setup_allocno_left_conflicts_size.
24021 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24022 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24023 setup_allocno_left_conflicts_size instead of
24024 setup_allocno_left_conflicts_num.
24026 * ira-build.c (ira_create_allocno): Use
24027 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24028 ALLOCNO_LEFT_CONFLICTS_NUM.
24030 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24032 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24033 instead of DF_LR_OUT.
24035 * ira-lives.c (process_bb_node_lives): Ditto.
24037 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24038 instead of DF_LR_{OUT,IN}.
24040 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24042 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24044 2009-03-30 Jan Hubicka <jh@suse.cz>
24046 * except.c (label_to_region_map): Fix thinko.
24048 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24050 PR middle-end/38237
24051 * tree.h (tree_find_value): New declaration.
24052 * tree.c (tree_find_value): New function.
24053 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24055 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24058 * c-decl.c (struct c_binding): Add locus field.
24059 (bind): Add locus argument, set locus field from it.
24060 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24061 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24062 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24063 implicitly_declare, undeclared_variable, lookup_label,
24064 declare_label, c_make_fname_decl, c_builtin_function,
24065 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24068 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24071 * config/i386/i386.c (classify_argument): Check total size of
24074 2009-03-30 Martin Jambor <mjambor@suse.cz>
24076 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24077 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24078 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24081 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24082 seen_variable_array_ref while also traversing a union.
24084 * tree-inline.c (optimize_inline_calls): Do not call
24085 cgraph_node_remove_callees.
24086 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24087 (pass_remove_cgraph_callee_edges): New variable.
24088 * passes.c (init_optimization_passes): Add
24089 pass_remove_cgraph_callee_edges after early inlining and before all
24090 late intraprocedural passes.
24092 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24094 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24096 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24097 Fix typos in names.
24099 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24101 * combine.c (simplify_comparison): Use have_insn_for.
24102 * dojump.c (do_jump): Likewise.
24104 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24106 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24107 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24108 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24109 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24110 instead of sparc_compare_emitted.
24111 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24112 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24113 instead of sparc_compare_emitted.
24115 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24117 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24118 enter/exit cfglayout mode.
24119 (pass_partition_block): Require it.
24120 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24121 (combine_instructions): Track basic blocks instead of labels.
24122 (update_cfg_for_uncondjump): New.
24123 (try_combine): Use it. Update jumps after rescanning.
24124 (pass_combine): Require PROP_cfglayout.
24125 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24127 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24129 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24130 Provide/destroy PROP_cfglayout respectively.
24131 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24132 * tree-pass.h (PROP_cfglayout): New.
24134 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24136 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24137 fold_convert_const_fixed_from_fixed,
24138 fold_convert_const_fixed_from_int,
24139 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24140 set TREE_CONSTANT_OVERFLOW.
24141 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24142 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24144 2009-03-30 Ira Rosen <irar@il.ibm.com>
24146 * tree-vect-loop-manip.c: New file.
24147 * tree-vectorizer.c: Update documentation and included files.
24148 (vect_loop_location): Make extern.
24149 (rename_use_op): Move to tree-vect-loop-manip.c
24150 (rename_variables_in_bb, rename_variables_in_loop,
24151 slpeel_update_phis_for_duplicate_loop,
24152 slpeel_update_phi_nodes_for_guard1,
24153 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24154 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24155 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24156 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24157 find_loop_location): Likewise.
24158 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24159 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24160 get_vectype_for_scalar_type, vect_is_simple_use,
24161 supportable_widening_operation, supportable_narrowing_operation):
24163 (bb_in_loop_p): Move to tree-vect-loop.c.
24164 (new_loop_vec_info, destroy_loop_vec_info,
24165 reduction_code_for_scalar_code, report_vect_op,
24166 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24167 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24168 (vect_supportable_dr_alignment): Likewise.
24169 * tree-vectorizer.h (tree-data-ref.h): Include.
24170 (vect_loop_location): Declare.
24171 Reorganize function declarations according to the new file structure.
24172 * tree-vect-loop.c: New file.
24173 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24174 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24175 * tree-vect-data-refs.c: New file.
24176 * tree-vect-patterns.c (timevar.h): Don't include.
24177 * tree-vect-stmts.c: New file.
24178 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24179 tree-vect-slp.c, tree-vect-loop.c.
24180 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24181 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24182 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24183 (tree-vect-analyze.o): Remove.
24184 (tree-vect-transform.o): Likewise.
24185 (tree-vect-data-refs.o): Add rule.
24186 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24187 tree-vect-slp.o): Likewise.
24188 (tree-vect-patterns.o): Remove redundant dependencies.
24189 (tree-vectorizer.o): Likewise.
24190 * tree-vect-slp.c: New file.
24192 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24194 * optc-gen.awk: Warn if an option flag has multiple different
24197 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24199 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24200 -floop-block): Document dependences on PPL, CLooG and Graphite.
24202 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24204 PR rtl-optimization/323
24205 * c-common.c (c_fully_fold, convert_and_check,
24206 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24207 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24208 * c-common.def (EXCESS_PRECISION_EXPR): New.
24209 * c-cppbuiltin.c (builtin_define_float_constants): Define
24210 constants with enough digits for long double.
24211 * c-lex.c (interpret_float): Interpret constant with excess
24212 precision where appropriate.
24213 * c-opts.c (c_common_post_options): Set
24214 flag_excess_precision_cmdline. Give an error for
24215 -fexcess-precision=standard for C++ for processors where the
24216 option is significant.
24217 * c-parser.c (c_parser_conditional_expression): Handle excess
24218 precision in condition.
24219 * c-typeck.c (convert_arguments): Handle arguments with excess
24221 (build_unary_op): Move excess precision outside operation.
24222 (build_conditional_expr): Likewise.
24223 (build_compound_expr): Likewise.
24224 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24225 (build_modify_expr): Handle excess precision in RHS.
24226 (convert_for_assignment): Handle excess precision in converted
24228 (digest_init, output_init_element, process_init_element): Handle
24229 excess precision in initializer.
24230 (c_finish_return): Handle excess precision in return value.
24231 (build_binary_op): Handle excess precision in operands and add
24232 excess precision as needed for operation.
24233 * common.opt (-fexcess-precision=): New option.
24234 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24235 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24236 For standard excess precision, output explicit conversion to and
24237 truncation from XFmode.
24238 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24239 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24240 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24241 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24242 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24243 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24244 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24245 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24246 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24247 define_splits, sqrt<mode>2): Disable where appropriate for
24248 standard excess precision.
24249 * convert.c (convert_to_real): Do not shorten arithmetic to type
24250 for which excess precision would be used.
24251 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24252 * doc/invoke.texi (-fexcess-precision=): Document option.
24253 (-mfpmath=): Correct index entry.
24254 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24255 flag_excess_precision): New.
24256 * langhooks.c (lhd_post_options): Set
24257 flag_excess_precision_cmdline.
24258 * opts.c (common_handle_option): Handle -fexcess-precision=.
24259 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24260 init_excess_precision): New.
24261 (lang_dependent_init_target): Call init_excess_precision.
24262 * tree.c (excess_precision_type): New.
24263 * tree.h (excess_precision_type): Declare.
24265 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24268 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24269 non-lvalue to component.
24271 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24273 PR preprocessor/34695
24274 * Makefile.in (c-opts.o): Depend on c-tree.h.
24275 * c-common.c: Move down include of diagnostic.h.
24276 (done_lexing, c_cpp_error): New.
24277 * c-common.h (done_lexing): Declare.
24278 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24280 * c-opts.c: Include c-tree.h.
24281 (c_common_init_options): Set preprocessor error callback.
24282 (c_common_handle_option): Do not set preprocessor
24283 inhibit_warnings, warnings_are_errors, warn_system_headers,
24284 pedantic_errors or inhibit_warnings flags.
24285 (c_common_post_options): Do not check cpp_errors (parse_in).
24286 (c_common_finish): Do not output dependencies if there were
24287 errors. Do not check return value of cpp_finish.
24288 * c-ppoutput.c (pp_file_change): Set input_location.
24289 * c-tree.h (c_cpp_error): Declare.
24290 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24292 (diagnostic_build_prefix): Check override_column.
24293 * diagnostic.h (diagnostic_info): Add override_column field.
24294 (diagnostic_override_column): Define.
24296 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24298 * c-common.c (c_expand_expr, c_staticp): Remove.
24299 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24300 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24301 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24302 * c-gimplify.c (gimplify_compound_literal_expr,
24303 optimize_compound_literals_in_ctor): Remove.
24304 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24305 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24306 * c-semantics.c (emit_local_var): Remove.
24308 * langhooks-def.h (lhd_expand_expr): Remove.
24309 * langhooks.c (lhd_expand_expr): Remove.
24310 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24312 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24313 handling from c-semantics.c; don't call into langhook.
24314 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24315 * gimplify.c (gimplify_compound_literal_expr,
24316 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24317 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24318 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24319 as was done in c-gimplify.c.
24320 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24321 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24322 Move from c-common.h.
24323 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24325 * tree.c (staticp): Do not call langhook.
24326 * langhooks.c (lhd_staticp): Delete.
24327 * langhooks-def.h (lhd_staticp): Delete prototype.
24328 (LANG_HOOKS_STATICP): Delete.
24329 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24331 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24332 instead of DECL_STMTs.
24334 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24342 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24344 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24345 contained expression.
24346 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24347 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24348 conditional expressions for C.
24349 (decl_constant_value_for_optimization): Move from
24350 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24351 whether optimizing and that the expression is a VAR_DECL not of
24352 array type instead of doing such checks in the caller. Do not
24353 check pedantic. Call gcc_unreachable for C++.
24354 * c-common.def (C_MAYBE_CONST_EXPR): New.
24355 * c-common.h (c_fully_fold, c_save_expr,
24356 decl_constant_value_for_optimization): New prototypes.
24357 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24358 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24359 EXPR_INT_CONST_OPERANDS): Define.
24360 * c-convert.c (convert): Strip nops from expression.
24361 * c-decl.c (groktypename): Take extra parameters expr and
24362 expr_const_operands. Update call to grokdeclarator.
24363 (start_decl): Update call to grokdeclarator. Add statement for
24364 expressions used in type of decl.
24365 (grokparm): Update call to grokdeclarator.
24366 (push_parm_decl): Update call to grokdeclarator.
24367 (build_compound_literal): Add parameter non_const and build a
24368 C_MAYBE_COSNT_EXPR if applicable.
24369 (grokdeclarator): Take extra parameters expr and
24370 expr_const_operands. Track expressions used in declaration
24371 specifiers and declarators. Fold array sizes and track whether
24372 they are constant expressions and whether they are integer
24373 constant expressions.
24374 (parser_xref_tag): Set expr and expr_const_operands fields in
24376 (grokfield): Update call to grokdeclarator.
24377 (start_function): Update call to grokdeclarator.
24378 (build_null_declspecs): Set expr and expr_const_operands fields in
24380 (declspecs_add_type): Handle expressions in typeof specifiers.
24381 * c-parser.c (c_parser_declspecs): Set expr and
24382 expr_const_operands fields for declaration specifiers.
24383 (c_parser_enum_specifier): Likewise.
24384 (c_parser_struct_or_union_specifier): Likewise.
24385 (c_parser_typeof_specifier): Likewise. Update call to
24386 groktypename. Fold expression as needed. Return expressions with
24387 type instead of adding statements.
24388 (c_parser_attributes): Update calls to c_parser_expr_list.
24389 (c_parser_statement_after_labels): Fold expression before passing
24390 to objc_build_throw_stmt.
24391 (c_parser_condition): Fold expression.
24392 (c_parser_asm_operands): Fold expression.
24393 (c_parser_conditional_expression): Use c_save_expr. Update call
24394 to build_conditional_expr.
24395 (c_parser_alignof_expression): Update call to groktypename.
24396 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24397 original_code. Fold expression argument of va_arg. Create
24398 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24399 argument to va_arg. Update calls to groktypename. Fold array
24400 index for offsetof. Verify that first argument to
24401 __builtin_choose_expr has integer type.
24402 (c_parser_postfix_expression_after_paren_type): Update calls to
24403 groktypename and build_compound_literal. Handle expressions with
24404 side effects in type name.
24405 (c_parser_postfix_expression_after_primary): Update call to
24406 c_parser_expr_list. Set original_code for calls to
24407 __builtin_constant_p.
24408 (c_parser_expr_list): Take extra parameter fold_p. Fold
24409 expressions if requested.
24410 (c_parser_objc_type_name): Update call to groktypename.
24411 (c_parser_objc_synchronized_statement): Fold expression.
24412 (c_parser_objc_receiver): Fold expression.
24413 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24414 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24415 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24416 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24417 (struct c_typespec): Add elements expr and expr_const_operands.
24418 (struct c_declspecs): Add elements expr and expr_const_operands.
24419 (groktypename, build_conditional_expr, build_compound_literal):
24421 (in_late_binary_op): Declare.
24422 * c-typeck.c (note_integer_operands): New function.
24423 (in_late_binary_op): New variable.
24424 (decl_constant_value_for_broken_optimization): Move to c-common.c
24425 and rename to decl_constant_value_for_optimization.
24426 (default_function_array_conversion): Do not strip nops.
24427 (default_conversion): Do not call
24428 decl_constant_value_for_broken_optimization.
24429 (build_array_ref): Do not fold result.
24430 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24431 result when operand is a VLA.
24432 (c_expr_sizeof_type): Update call to groktypename. Handle
24433 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24434 result when operand names a VLA type.
24435 (build_function_call): Update call to build_compound_literal.
24436 Only fold result for calls to __builtin_* functions. Strip
24437 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24438 the function designator.
24439 (convert_arguments): Fold arguments. Update call to
24440 convert_for_assignment.
24441 (build_unary_op): Handle increment and decrement of
24442 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24443 decrement earlier. Fold operand of increment and decrement.
24444 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24445 built for integer operand. Wrap returns that are INTEGER_CSTs
24446 without being integer constant expressions or that have integer
24447 constant operands without being INTEGER_CSTs.
24448 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24449 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24450 result is an integer constant expression or can be used in
24451 unevaluated parts of one and avoid folding and wrap as
24452 appropriate. Fold operands before possibly doing -Wsign-compare
24454 (build_compound_expr): Wrap result for C99 if operands can be used
24455 in integer constant expressions.
24456 (build_c_cast): Update call to digest_init. Do not ignore
24457 overflow from casting floating-point constants to integers. Wrap
24458 results that could be confused with integer constant expressions,
24459 null pointer constants or floating-point constants.
24460 (c_cast_expr): Update call to groktypename. Handle expressions
24461 included in type name.
24462 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24463 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24464 Update calls to convert_for_assignment.
24465 (convert_for_assignment): Take new parameter
24466 null_pointer_constant. Do not strip nops or call
24467 decl_constant_value_for_broken_optimization. Set
24468 in_late_binary_op for conversions to boolean.
24469 (store_init_value): Update call to digest_init.
24470 (digest_init): Take new parameter null_pointer_constant. Do not
24471 call decl_constant_value_for_broken_optimization. pedwarn for
24472 initializers not constant expressions. Update calls to
24473 convert_for_assignment.
24474 (constructor_nonconst): New.
24475 (struct constructor_stack): Add nonconst element.
24476 (really_start_incremental_init, push_init_level, pop_init_level):
24477 Handle constructor_nonconst and nonconst element.
24478 (set_init_index): Call constant_expression_warning for array
24480 (output_init_element): Fold value. Set constructor_nonconst as
24481 applicable. pedwarn for initializers not constant expressions.
24482 Update call to digest_init. Call constant_expression_warning
24483 where constant initializers are required.
24484 (process_init_element): Use c_save_expr.
24485 (c_finish_goto_ptr): Fold expression.
24486 (c_finish_return): Fold return value. Update call to
24487 convert_for_assignment.
24488 (c_start_case): Fold switch expression.
24489 (c_process_expr_stmt): Fold expression.
24490 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24491 ensure statement expression is not evaluated in constant expression.
24492 (build_binary_op): Track whether results are integer constant
24493 expressions or may occur in such, disable folding and wrap results
24494 as applicable. Fold operands for -Wsign-compare warnings unless
24496 (c_objc_common_truthvalue_conversion): Handle results folded to
24497 integer constants that are not integer constant expressions.
24498 * doc/extend.texi: Document when typeof operands are evaluated,
24499 that condition of __builtin_choose_expr is an integer constant
24500 expression, and more about use of __builtin_constant_p in
24503 2009-03-29 Richard Guenther <rguenther@suse.de>
24505 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24506 propagate addresses of array references.
24508 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24510 * regmove.c (perhaps_ends_bb_p): Remove.
24511 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24512 from INSN and check that the main loop stays within that basic block.
24513 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24514 (regmove_forward_pass): Split out from regmove_optimize. Use
24515 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24516 (regmove_backward_pass): Split out from regmove_optimize. Use
24517 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24518 (regmove_optimize): Simplify.
24520 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24523 * config/i386/i386.c (classify_argument): Ignore flexible array
24524 member in struct and warn ABI change.
24526 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24528 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24530 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24531 (ix86_adjust_cost): Updated.
24533 2009-03-29 Jan Hubicka <jh@suse.cz>
24535 PR middle-end/28850
24536 * tree-pass.h (pass_cleanup_eh): New function.
24537 (remove_unreachable_regions): Break code handling RTL
24538 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24539 that can not be reached by runtime.
24540 (can_be_reached_by_runtime): New function.
24541 (label_to_region_map): New function.
24542 (num_eh_regions): New function.
24543 (rtl_remove_unreachable_regions): New function.
24544 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24545 (remove_eh_region): New function.
24546 * except.h: Include sbitmap and vecprim.
24547 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24548 num_eh_regions): Declare.
24549 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24550 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24551 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24552 (tree_empty_eh_handler_p): New function.
24553 (cleanup_empty_eh): New function.
24554 (cleanup_eh): New function.
24555 (pass_cleanup_eh): New function.
24557 2009-03-29 Jan Hubicka <jh@suse.cz>
24559 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24560 for removed regions.
24562 2009-03-29 Jan Hubicka <jh@suse.cz>
24564 * except.c (dump_eh_tree): Dump all datastructures.
24566 2009-03-29 Jan Hubicka <jh@suse.cz>
24568 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24569 (duplicate_eh_regions_1): Likewise.
24570 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24571 vector; call EH verification.
24572 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24573 Be ready for region being removed.
24575 2009-03-29 Jan Hubicka <jh@suse.cz>
24577 * bitmap.c (bitmap_last_set_bit): New function.
24578 * bitmap.h (bitmap_last_set_bit): Declare.
24580 2009-03-29 David Ayers <ayers@fsfe.org>
24583 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24584 by calling objc_compare_types and surpress warnings about
24585 incompatible C pointers that are compatible ObjC pointers.
24587 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24589 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24590 call initialize_inline_failed.
24591 (initialize_inline_failed): Move it from here ...
24592 * cgraph.c (initialize_inline_failed): ... to here.
24593 (cgraph_create_edge): Call initialize_inline_failed rather than
24594 setting inline_failed directly.
24596 2009-03-29 Ben Elliston <bje@au.ibm.com>
24599 * sysv4.opt (msdata): Improve comment.
24600 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24601 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24603 2009-03-29 Ben Elliston <bje@au.ibm.com>
24606 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24607 load and store attributes.
24609 2009-03-29 Ben Elliston <bje@au.ibm.com>
24611 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24612 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24613 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24614 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24615 __builtin_infq and __builtin_huge_valq.
24617 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24619 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24621 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24622 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24624 2009-03-28 Xinliang David Li <davidxl@google.com>
24626 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24627 (do_dbg_cnt): New function.
24629 2009-03-28 Jan Hubicka <jh@suse.cz>
24631 Merge from pretty-ipa:
24633 2009-03-27 Jan Hubicka <jh@suse.cz>
24635 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24636 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24637 * passes.c (function_called_by_processed_nodes_p): New.
24638 * ipa-pure-const.c (check_call): Fix handling of operands.
24639 (analyze_function): Dump debug output for skipped bodies.
24640 (local_pure_const): Use function_called_by_processed_nodes_p.
24641 * dwarf2out.c (reference_to_unused): Use output.
24642 * passes.c (do_per_function_toporder): Likewise.
24644 2008-11-12 Jan Hubicka <jh@suse.cz>
24646 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24647 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24648 state_set_in_source enum
24649 (check_decl): Ignore memory tags; do not set fake looping flags;
24651 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24652 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24653 (check_call, analyze_function): Rewrite.
24655 (add_new_function): Update call of analyze_function.
24656 (generate_summary): Add call of analyze_function.
24657 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24658 (local_pure_const): New function.
24659 (pass_local_pure_const): New pass.
24660 * ipa-inline.c (inline_transform): Set after_inlining.
24661 * tree-eh.c (stmt_can_throw_external): New.
24662 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24663 work with aliasing built.
24664 * tree-flow.h (stmt_can_throw_external): New.
24665 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24666 and local pure/const pass in early and late optimization queue.
24668 2009-03-28 Martin Jambor <mjambor@suse.cz>
24670 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24672 (fold_binary): Allow function decl aligment consideration is the
24673 second argument is integer constant one.
24674 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24675 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24676 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24678 2009-03-28 Jan Hubicka <jh@suse.cz>
24680 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24681 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24682 * function.h (rtl_data): Add nothrow flag.
24683 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24684 set DECL_NOTHROW for AVAILABLE functions.
24686 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24688 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24689 following vector keyword has expansion starting with pixel or bool
24690 keyword, expand vector to __vector and pixel or bool to __pixel or
24694 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24695 warn_if_disallowed_function_p): Removed.
24696 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24697 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24698 warning_if_disallowed_function_p.
24699 * flags.h (warn_if_disallowed_function_p,
24700 warn_disallowed_functions): Removed.
24701 * common.opt (Wdisallowed-function-list=): Removed.
24702 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24704 2009-03-28 Richard Guenther <rguenther@suse.de>
24706 PR tree-optimization/38723
24707 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24710 2009-03-28 Jan Hubicka <jh@suse.cz>
24712 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24713 test introduced by my previous patch.
24715 2009-03-28 Richard Guenther <rguenther@suse.de>
24717 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24718 the PHIs value undefined.
24720 2009-03-28 Jan Hubicka <jh@suse.cz>
24722 * tree-pass.h (pass_fixup_cfg): New pass.
24723 * ipa-inline.c (inline_transform): Set
24724 always_inline_functions_inlined/after_inlining.
24725 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24726 (pass_fixup_cfg): New pass.
24727 * passes.c (init_optimization_passes): Add fixup_cfg.
24729 2009-03-28 Richard Guenther <rguenther@suse.de>
24731 PR tree-optimization/38458
24732 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24733 argument use the arguments copy-of value.
24735 2009-03-28 Richard Guenther <rguenther@suse.de>
24737 PR tree-optimization/38180
24738 * tree-ssa-ccp.c (get_default_value): Simplify.
24739 (likely_value): Likewise.
24740 (surely_varying_stmt_p): Properly handle VOP case.
24741 (ccp_initialize): Likewise.
24742 (ccp_fold): Handle propagating through *&.
24743 (fold_const_aggregate_ref): Also handle decls.
24745 2009-03-28 Jan Hubicka <jh@suse.cz>
24747 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24748 * cgraph.h (cgraph_node): Likewise.
24749 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24750 (cgraph_reset_node): Use process flag.
24751 (cgraph_mark_functions_to_output): Likewise.
24752 (cgraph_expand_function): Likewise.
24753 (cgraph_expand_all_functions): Likewise.
24754 (cgraph_output_in_order): Likewise.
24755 * dwarf2out.c (reference_to_unused): Likewise.
24756 * passes.c do_per_function_toporder): Likewise.
24758 2009-03-28 Jan Hubicka <jh@suse.cz>
24760 Bring from lto-branch:
24762 2008-09-03 Doug Kwan <dougkwan@google.com>
24764 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24765 enums instead of reason strings.
24766 * cgraph.c (cgraph_create_edge): Same.
24767 (cgraph_inline_failed_string): New function.
24768 * cgraph.h (cgraph_inline_failed_t): New enum type.
24769 (cgraph_inline_failed_string): New prototype.
24770 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24771 char pointer to cgraph_inline_failed_t.
24772 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24773 (cgraph_default_inline_p): Ditto.
24774 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24775 to cgraph_inline_failed_t pointer.
24776 * cif-code.def: New file.
24777 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24779 (cgraph_check_inline_limits): Change type of REASON to pointer to
24780 cgraph_inline_failed_t. Replace reason strings with enums.
24781 (cgraph_default_inline_p): Ditto.
24782 (cgraph_recursive_inlining_p): Ditto.
24783 (update_caller_keys): Change type of FAILED_REASON to
24784 cgraph_inline_failed_t.
24785 (cgraph_set_inline_failed): Change type of REASON to pointer to
24786 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24787 convert enums to strings for text output.
24788 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24789 to be of type cgraph_inline_failed_t. Replace reason strings with
24790 enums. Call cgraph_inline_failed_string to covert enums
24791 to strings for text output.
24792 (cgraph_decide_inlining): Replace reason strings with enums.
24793 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24794 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24796 * tree-inline.c (expand_call_inline): Change type of REASON
24797 to cgraph_inline_failed_t. Replace reason strings with enums.
24798 Call cgraph_inline_failed_string for text output.
24799 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24802 2009-03-28 Jan Hubicka <jh@suse.cz>
24804 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24805 cgraph_clone_node): Remove master clone handling.
24806 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24807 * cgraph.h (master_clone): Remove.
24808 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24809 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24810 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24812 2009-03-28 Jan Hubicka <jh@suse.cz>
24814 * cgraph.c (cgraph_function_body_availability): Functions declared
24815 inline are always safe to assume that it is not going to be replaced.
24817 2009-03-28 Richard Guenther <rguenther@suse.de>
24819 PR tree-optimization/38513
24820 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24821 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24822 EXC_PTR_EXPR and FILTER_EXPR.
24823 (get_ref_from_reference_ops): Likewise.
24825 2009-03-28 Richard Guenther <rguenther@suse.de>
24827 PR tree-optimization/38968
24828 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24829 Use FLOOR_MOD_EXPR to compute misalignment.
24831 2009-03-28 Richard Guenther <rguenther@suse.de>
24833 PR tree-optimization/37795
24834 * tree.h (combine_comparisons): Declare.
24835 * fold-const.c (combine_comparisons): Export.
24836 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24838 (ifcombine_iforif): Use combine_comparisons.
24840 2009-03-28 Jan Hubicka <jh@suse.cz>
24842 * tree-eh.c (inlinable_call_p): New function.
24843 (make_eh_edges): Use it.
24844 (verify_eh_edges): Use it.
24845 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24846 * except.c (reachable_next_level): Add inlinable_function argument
24847 (sjlj_find_directly_reachable_regions): Update.
24848 (add_reachable_handler): Do not set saw_any_handlers.
24849 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24850 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24851 Add new inlinable call parameter.
24852 (can_throw_internal, can_throw_external): Update.
24853 * except.h (can_throw_internal_1, can_throw_external_1,
24854 foreach_reachable_handler): Update declaration.
24856 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24858 * config/arm/t-arm-coff, config/h8300/coff.h,
24859 config/i386/i386-aout.h, config/i386/i386-coff.h,
24860 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24861 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24862 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24863 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24864 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24865 sys-types.h: Remove.
24866 * Makefile.in: Remove protoize and fixproto support and references
24868 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24869 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24871 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24872 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24873 unprotoize$(exeext).
24874 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24875 (.PHONY): Don't depend on proto.
24876 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24877 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24878 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24879 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24880 build/gen-protos.o, build/scan.o, xsys-protos.h,
24881 build/fix-header$(build_exeext), build/fix-header.o,
24882 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24883 stmp-install-fixproto): Remove.
24884 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24885 SYSCALLS.c or fixproto files.
24886 (install-common): Don't install protoize.
24887 (install-headers-tar, install-headers-cpio, install-headers-cp):
24888 Don't depend on $(STMP_FIXPROTO).
24889 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24890 install fixproto files or write out fixproto settings.
24891 (uninstall): Don't uninstall protoize.
24892 * config.gcc (use_fixproto): Remove.
24893 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24894 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24895 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24896 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24897 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24898 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24899 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24900 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24901 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24902 * config/t-vxworks (STMP_FIXPROTO): Remove.
24903 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24904 STMP_FIXPROTO): Remove.
24905 * config.in, configure: Regenerate.
24906 * crtstuff.c (gid_t, uid_t): Don't undefine.
24907 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24908 (arm-*-coff, arm-*-aout: Remove target entries.
24909 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24910 Remove mention of AIX 4.1.
24911 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24912 * doc/invoke.texi (Running Protoize): Remove.
24913 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24914 (Protoize Caveats): Remove.
24915 * tsystem.h: Update comments on headers assumed to exist.
24917 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24919 * genautomata.c: Add a new year to the copyright. Add a new
24921 (struct insn_reserv_decl): Add comments for member bypass_list.
24922 (find_bypass): Remove.
24923 (insert_bypass): New.
24924 (process_decls): Use insert_bypass.
24925 (output_internal_insn_latency_func): Output all bypasses with the
24926 same input insn in one switch case.
24928 * rtl.def (define_bypass): Describe bypass choice.
24929 * doc/md.texi (define_bypass): Ditto.
24931 2009-03-27 Richard Guenther <rguenther@suse.de>
24933 * gimplify.c (mark_addressable): Export.
24934 * tree-flow.h (mark_addressable): Declare.
24935 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24936 * tree-ssa.c (verify_phi_args): Verify that address taken
24937 variables have TREE_ADDRESSABLE set.
24939 2009-03-27 Richard Guenther <rguenther@suse.de>
24941 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24942 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24943 Do not mark decls TREE_ADDRESSABLE.
24944 (build_fold_addr_expr): Adjust.
24945 (fold_addr_expr): Remove.
24946 (fold_unary): Use build_fold_addr_expr.
24947 (fold_comparison): Likewise.
24948 (split_address_to_core_and_offset): Likewise.
24949 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24951 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24952 (gimplify_modify_expr_to_memcpy): Mark source and destination
24954 * omp-low.c (create_omp_child_function): Mark the object decl
24956 (lower_rec_input_clauses): Mark the var we take the address of
24958 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24960 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24962 PR middle-end/39315
24963 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24964 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24966 2009-03-27 Richard Guenther <rguenther@suse.de>
24968 PR tree-optimization/39120
24969 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24971 (handle_lhs_call): Process return constraints. Add escape
24972 constraints if necessary.
24973 (handle_const_call): Fill out return constraints. Make nested
24974 case more precise. Avoid consttmp if possible.
24975 (handle_pure_call): Fill out return constraints. Avoid
24976 callused if possible.
24977 (find_func_aliases): Simplify call handling.
24979 2009-03-27 Richard Guenther <rguenther@suse.de>
24981 PR tree-optimization/39120
24982 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24983 as a representative.
24984 (solve_graph): Do propagate CALLUSED.
24985 (handle_pure_call): Use a scalar constraint from CALLUSED for
24987 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24990 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24993 * c-common.c (handle_aligned_attribute): Properly check alignment
24994 overflow. Use (1U << i) instead of (1 << i).
24996 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24998 * expr.h (get_mem_align_offset): Updated.
25000 * tree.h (tree_decl_common): Change align to "unsigned int" and
25001 move it before pointer_alias_set.
25003 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25004 Jakub Jelinek <jakub@redhat.com>
25007 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25008 gr_register_operand with gr_reg_or_0_operand.
25009 (cmpxchg_rel_di): Likewise.
25010 (sync_lock_test_and_set<mode>): Likewise.
25012 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25014 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25015 (true_regnum): Likewise.
25017 * rtlanal.c (subreg_info): Moved to ...
25018 * rtl.h (subreg_info): Here. New.
25019 (subreg_get_info): New.
25021 * rtlanal.c (subreg_get_info): Make it extern.
25023 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25026 * config/i386/i386.c (ix86_abi): New.
25027 (override_options): Handle -mabi=.
25028 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25029 (ix86_call_abi_override): Likewise.
25030 (init_cumulative_args): Likewise.
25031 (function_arg_advance): Likewise.
25032 (function_arg_64): Likewise.
25033 (function_arg): Likewise.
25034 (ix86_pass_by_reference): Likewise.
25035 (ix86_function_value_regno_p): Likewise.
25036 (ix86_build_builtin_va_list_abi): Likewise.
25037 (setup_incoming_varargs_64): Likewise.
25038 (is_va_list_char_pointer): Likewise.
25039 (ix86_init_machine_status): Likewise.
25040 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25041 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25042 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25043 (ix86_function_abi): Make it static and return enum calling_abi.
25044 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25046 (ix86_fn_abi_va_list): Updated.
25048 * config/i386/i386.h (ix86_abi): New.
25049 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25050 (CONDITIONAL_REGISTER_USAGE): Likewise.
25051 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25052 (machine_function): Likewise.
25054 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25056 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25057 (STACK_BOUNDARY): Likewise.
25058 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25060 * config/i386/i386.opt (mabi=): New.
25062 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25063 return enum calling_abi.
25064 (ix86_function_type_abi): Likewise.
25065 (ix86_function_abi): Removed.
25067 * doc/invoke.texi: Document -mabi= option for x86.
25069 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25071 * builtins.c (real_dconstp): Delete.
25072 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25074 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25075 Jakub Jelinek <jakub@redhat.com>
25078 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25079 (gen_subprogram_die): When a function is explicit, generate the
25080 DW_AT_explicit attribute.
25081 * langhooks.h (struct lang_hooks_for_decls): Add
25082 function_decl_explicit_p langhook.
25083 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25084 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25086 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25088 * builtins.c (fold_builtin_memory_op): Optimize memmove
25089 into memcpy if we can prove source and destination don't overlap.
25091 * tree-inline.c: Include gt-tree-inline.h.
25092 (clone_fn_id_num): New variable.
25093 (clone_function_name): New function.
25094 (tree_function_versioning): Use it.
25095 * Makefile.in (GTFILES): Add tree-inline.c.
25097 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25099 * BASE-VER: Change to 4.5.0.
25101 2009-03-27 Xinliang David Li <davidxl@google.com>
25103 PR tree-optimization/39557
25104 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25106 2009-03-27 Xinliang David Li <davidxl@google.com>
25108 PR tree-optimization/39548
25109 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25112 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25114 * c-common.c (pointer_int_sum): Use %wd on return from
25117 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25119 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25120 on return from tree_low_cst.
25122 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25125 * ginclude/stdarg.h (va_copy): Define also for
25126 __GXX_EXPERIMENTAL_CXX0X__.
25128 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25131 * builtins.h (c_strlen): Do not warn here.
25132 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25133 * c-common.c (pointer_int_sum): Take an explicit location.
25134 Warn about offsets out of bounds.
25135 * c-common.h (pointer_int_sum): Adjust declaration.
25137 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25139 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25142 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25145 * opts.c (warn_if_disallowed_function_p): Don't assume
25146 get_callee_fndecl must return non-NULL.
25148 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25150 PR rtl-optimization/39522
25151 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25152 when reg_reloaded_valid is set.
25154 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25156 * config/spu/divv2df3.c: New file.
25157 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25158 (DPBIT_FUNCS): Filter out _div_df.
25160 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25162 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25163 a jump insn, count that jump in the distance to the loop start.
25165 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25168 * config/sh/sh.c (calc_live_regs): Fix condition for global
25169 registers except PIC_OFFSET_TABLE_REGNUM.
25171 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25174 * doc/invoke.texi (-mconsole): New.
25176 (-mno-cygwin): New.
25178 (-mnop-fun-dllimport): New.
25182 (sub section "i386 and x86-64 Windows Options"): New.
25184 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25186 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25187 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25189 2009-03-25 Richard Guenther <rguenther@suse.de>
25191 PR middle-end/39497
25192 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25195 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25197 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25198 neither of haifa/selective schedulers are working.
25200 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25202 * doc/invoke.texi (Debugging Options): Fix description of
25203 -fno-merge-debug-strings.
25205 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25207 * config/cris/libgcc.ver: New version-script.
25208 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25210 * configure.ac <GAS features, nop mnemonic>: Add pattern
25211 crisv32-*-* for "nop".
25212 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25213 * configure: Regenerate.
25215 2009-03-24 Ira Rosen <irar@il.ibm.com>
25217 PR tree-optimization/39529
25218 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25219 mark_sym_for_renaming for the tag copied to the new vector
25222 2009-03-24 Arthur Loiret <aloiret@debian.org>
25224 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25225 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25226 EXTRA_SPEC_FUNCTIONS.
25227 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25228 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25229 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25230 -march and -mtune options.
25232 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25234 * config/m68k/t-rtems: Add m5329 multilib.
25236 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25237 Jakub Jelinek <jakub@redhat.com>
25240 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25243 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25246 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25247 instead of c_parser_expression_conv, if original_code isn't one of the
25248 4 allowed comparison codes, fail.
25250 2009-03-23 Richard Guenther <rguenther@suse.de>
25252 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25253 * tree.h (struct tree_type): Likewise.
25254 * reload.h (struct insn_chain): Likewise.
25255 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25256 * function.h (struct function): Likewise.
25257 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25259 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25261 PR tree-optimization/39516
25262 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25264 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25266 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25267 should be set true if BITS_PER_WORD of target is bigger than 32
25269 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25271 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25272 Translate -B-options to -rpath-link. Correct existing
25273 rpath-link and conditionalize on !nostdlib.
25275 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25277 * doc/extend.texi (Function Attributes, Variable Attributes):
25279 * doc/invoke.texi (Debugging Options, Optimize Options)
25280 (i386 and x86-64 Options, MCore Options): Likewise.
25282 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25285 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25286 it for block local namespace aliases.
25287 (gen_decl_die): Pass context_die to gen_namespace_die.
25289 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25292 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25293 minimum or maximum value.
25295 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25297 * reginfo.c (globalize_reg): Recompute derived reg sets.
25299 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25302 * libgcc2.c (mprotect): Do not use signed arguments for
25303 VirtualProtect, use DWORD arguments. Also fix the 'may
25304 be used uninitialized' warning for the np variable.
25306 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25309 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25310 functions using regparm calling conventions when not optimizing.
25311 (ix86_function_sseregparm): Similarly for sseregparm calling
25314 2009-03-19 Li Feng <nemokingdom@gmail.com>
25316 PR middle-end/39500
25317 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25318 dependence if the first conflict is after niter iterations.
25320 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25322 PR middle-end/38609
25323 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25324 functions with dynamic stack-pointer adjustments.
25326 2009-03-19 Ben Elliston <bje@au.ibm.com>
25328 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25329 option; change to -msdata=data.
25331 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25333 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25336 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25339 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25341 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25343 * doc/invoke.texi (Code Gen Options): Expand discussion of
25346 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25348 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25349 * matrix-reorg.c (struct matrix_info): Likewise.
25350 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25351 * rtl.h (struct mem_attrs): Likewise.
25352 * df.h (struct df): Likewise.
25353 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25354 * ira-int.h (struct ira_allocno): Likewise.
25355 * df-scan.c (struct df_collection_rec): Likewise.
25356 * ira.c (struct equivalence): Likewise.
25357 * function.c (struct temp_slot): Likewise.
25358 * cfgloop.h (struct loop): Likewise.
25361 * function.c (use_register_for_decl): When not optimizing, disregard
25362 register keyword for variables with types containing methods.
25364 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25366 PR middle-end/39447
25367 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25368 (is_simple_operand): Call contains_component_ref_p before calling data
25369 reference analysis that would fail on COMPONENT_REFs.
25371 * tree-vrp.c (search_for_addr_array): Fix formatting.
25373 2009-03-18 Richard Guenther <rguenther@suse.de>
25375 * tree-vect-transform.c (vect_loop_versioning): Fold the
25376 generated comparisons.
25377 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25378 (slpeel_tree_peel_loop_to_edge): Likewise.
25380 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25382 PR middle-end/37805
25383 * opts.c (print_specific_help): In addition to `undocumented',
25384 accept `separate' and `joined' flags if passed alone. Describe
25385 output by the first matched one of those.
25386 (common_handle_option): Skip over empty strings.
25387 * gcc.c (display_help): Fix help string for `--help='.
25388 * doc/invoke.texi (Option Summary, Overall Options): With
25389 `--help=', classes and qualifiers can both be repeated, but
25390 only the latter can be negated. One should not pass only
25391 negated qualifiers. Fix markup and examples.
25394 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25395 PR middle-end/37805
25396 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25397 and -fhelp=separate.
25399 2009-03-17 Jing Yu <jingyu@google.com>
25401 PR middle-end/39378
25402 * function.h (struct rtl_data): Move is_thunk from here...
25403 (struct function): ...to here.
25404 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25405 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25407 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25409 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25410 (alpha_output_function_end_prologue): Likewise.
25411 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25412 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25413 (rs6000_output_function_epilogue): Likewise.
25414 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25416 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25419 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25420 from different units in a single alternative.
25421 (*truncdfsf_i387): Ditto.
25422 (*truncxfsf2_mixed): Ditto.
25423 (*truncxfdf2_mixed): Ditto.
25425 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25427 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25428 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25431 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25432 unused non-artificial variables when not optimizing.
25435 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25436 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25437 NAMESPACE_DECL in its DECL_INITIAL.
25439 PR middle-end/39443
25440 * optabs.c (set_user_assembler_libfunc): New function.
25441 * expr.h (set_user_assembler_libfunc): New prototype.
25442 * c-common.c: Include libfuncs.h.
25443 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25444 for memcmp, memset, memcpy, memmove and abort.
25445 * Makefile.in (c-common.o): Depend on libfuncs.h.
25448 * dwarf2out.c (gen_inlined_enumeration_type_die,
25449 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25450 gen_tagged_type_instantiation_die): Removed.
25451 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25454 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25457 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25459 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25460 (check-parallel-%): Ditto.
25461 (check-consistency): Ditto.
25463 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25465 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25466 local variable rhs by NULL_TREE.
25468 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25471 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25473 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25476 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25478 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25481 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25482 for ms->sysv ABI calls only in 64bit mode.
25484 * config/i386/i386.md (untyped_call): Support 32bit.
25486 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25488 * doc/extend.texi: Replace x86_65 with x86_64.
25490 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25492 PR tree-optimization/39455
25493 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25494 mismatches for POINTER_TYPE_P (type).
25495 (number_of_iterations_le): Likewise.
25497 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25499 * config/picochip/picochip.c: Removed profiling support.
25500 * config/picochip/picochip.md: Removed profiling instruction.
25501 * config/picochip/picochip.h: Removed profiling builtin.
25503 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25505 * doc/install.texi (--with-host-libstdcxx): Document.
25507 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25510 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25511 generate a warning if the function name does not begin with
25512 "__vector" and the function has either the 'signal' or 'interrupt'
25513 attribute, from here to ...
25514 (avr_declare_function_name): ...here. New function.
25515 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25516 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25518 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25521 * cse.c (fold_rtx): Don't modify original const_arg1 when
25522 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25523 separate variable instead.
25524 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25525 from out of range shift counts.
25526 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25528 2009-03-13 Catherine Moore <clm@codesourcery.com>
25530 * config/i386/x-mingw32 (host-mingw32.o): Replace
25531 diagnostic.h with $(DIAGNOSTIC_H).
25533 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25536 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25538 * config/i386/sync.md (sync_compare_and_swap<mode>,
25539 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25540 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25542 (sync_double_compare_and_swapdi_pic,
25543 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25544 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25546 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25549 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25551 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25554 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25555 (avx_addsubv4df3): Likewise.
25556 (*avx_addsubv4sf3): Likewise.
25557 (sse3_addsubv4sf3): Likewise.
25559 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25562 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25564 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25567 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25568 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25569 registers for allocnos created from user-defined variables.
25571 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25574 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25575 of non-integer mode as well.
25577 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25579 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25580 for functions for which the parameter types are unknown.
25582 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25585 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25586 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25587 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25588 * config/i386/i386.c (ix86_local_alignment): For
25589 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25590 long long variables on the stack to avoid dynamic realignment.
25591 Allow the first argument to be a decl rather than type.
25592 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25594 2009-03-11 Nick Clifton <nickc@redhat.com>
25597 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25599 Add description to mno-lsim option.
25600 * config/mcore/mcore.h: Remove comment about deprecated m4align
25602 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25603 * doc/invoke.texi: Add description of mno-lsim and
25604 mstack-increment options.
25606 * config/fr30/fr30.opt: Document the -mno-lsim option.
25607 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25608 and -mno-lsim options.
25610 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25612 * fold-const.c (fold_comparison): Only call fold_inf_compare
25613 if the mode supports infinities.
25615 2009-03-11 Jason Merrill <jason@redhat.com>
25618 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25619 end already did. Notice GIMPLE_CALL modifications of the result.
25620 Don't copy debug information from an ignored decl or a decl from
25623 2009-03-10 Richard Guenther <rguenther@suse.de>
25624 Nathan Froyd <froydnj@codesourcery.com>
25626 PR middle-end/37850
25627 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25628 (__divMODE3): Likewise.
25630 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25632 PR tree-optimization/39394
25633 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25634 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25636 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25638 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25639 inline asms for register asm ("") declarations.
25641 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25643 * fold-const.c (fold_unary): Fix comment.
25645 2009-03-07 Jan Hubicka <jh@suse.cz>
25648 * tree-inline.c (setup_one_parameter): Do replacement of const
25649 argument by constant in SSA form.
25651 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25653 PR middle-end/38028
25654 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25655 determine alignment passed to assign_stack_local.
25656 (assign_parms_unsplit_complex): Likewise.
25657 * except.c (sjlj_build_landing_pads): Likewise.
25659 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25661 PR middle-end/39360
25662 * tree-flow.h (add_referenced_var): Return bool instead of void.
25663 * tree-dfa.c (add_referenced_var): Return result of
25664 referenced_var_check_and_insert call.
25665 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25666 of referenced_var_check_and_insert.
25669 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25670 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25671 DIE, don't emit it if abstract origin already has it.
25672 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25673 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25675 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25677 * genpreds.c (needs_variable): Fix parentheses at variable name
25679 (write_tm_constrs_h): Indent generated code.
25681 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25683 * doc/extend.texi (Function Attributes): Add documentation
25684 for isr attributes.
25686 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25689 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25690 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25692 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25694 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25697 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25700 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25701 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25703 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25705 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25706 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25707 constants instead of magic numbers.
25708 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25710 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25711 (x86_64_ms_abi_int_parameter_registers): Ditto.
25712 (x86_64_int_return_registers): Ditto.
25713 (ix86_maybe_switch_abi): Ditto.
25714 (ix86_expand_call): Ditto for clobbered_registers array.
25715 (ix86_hard_regno_mode_ok): Ditto.
25716 (x86_extended_QIreg_mentioned_p): Ditto.
25718 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25720 PR tree-optimization/39349
25721 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25723 * combine.c (gen_lowpart_for_combine): Use omode when generating
25726 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25728 PR rtl-optimization/39235
25729 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25731 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25733 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25735 2009-03-04 Richard Guenther <rguenther@suse.de>
25737 PR tree-optimization/39362
25738 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25739 that occur in abnormal PHIs should be varying.
25741 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25743 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25745 (simple_iv): Take loop as an argument instead of statement.
25746 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25747 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25749 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25751 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25752 * matrix-reorg.c (analyze_transpose): Ditto.
25753 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25754 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25755 * tree-predcom.c (ref_at_iteration): Ditto.
25756 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25758 2009-03-04 Richard Guenther <rguenther@suse.de>
25760 PR tree-optimization/39358
25761 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25762 escaped_id and callused_id.
25763 (solve_graph): Likewise.
25765 2009-03-04 Richard Guenther <rguenther@suse.de>
25767 PR tree-optimization/39339
25768 * tree-sra.c (try_instantiate_multiple_fields): Make it
25769 no longer ICE on the above.
25771 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25773 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25774 that fits within Pmode.
25776 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25778 PR middle-end/10109
25779 * tm.texi (LIBCALL_VALUE): Update description.
25781 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25783 PR middle-end/34443
25784 * doc/extend.texi (section): Update description.
25786 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25788 PR middle-end/39345
25789 * tree-inline.c (remapped_type): New.
25790 (can_be_nonlocal): Call remapped_type instead of remap_type.
25792 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25795 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25796 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25798 2009-03-03 Richard Guenther <rguenther@suse.de>
25800 PR middle-end/39272
25801 * tree.c (tree_nonartificial_location): New function.
25802 * tree.h (tree_nonartificial_location): Declare.
25803 * builtins.c (expand_builtin_memory_chk): Provide location
25804 of the call location for artificial function pieces.
25805 (maybe_emit_chk_warning): Likewise.
25806 (maybe_emit_sprintf_chk_warning): Likewise.
25807 (maybe_emit_free_warning): Likewise.
25808 * expr.c (expand_expr_real_1): Likewise.
25810 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25812 PR tree-optimization/39343
25813 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25814 COMPONENT_REF t has ARRAY_TYPE.
25816 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25818 PR middle-end/39335
25819 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25820 when the type precision of the induction variable should be
25821 larger than the type precision of nit.
25822 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25823 * graphite.c (graphite_loop_normal_form): Same.
25824 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25826 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25828 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25829 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25830 numbers to describe clobbered registers.
25831 (*call_value_0_rex64_ms_sysv): Ditto.
25832 * config/i386/mmx.md (mmx_emms): Ditto.
25833 (mmx_femms): Ditto.
25835 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25837 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25840 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25842 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25843 (spu_section_type_flags): New function.
25845 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25847 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25848 reg_class_contents of FLOAT_REGS into a temporary.
25850 2009-03-02 Richard Guenther <rguenther@suse.de>
25851 Ira Rosen <irar@il.ibm.com>
25853 PR tree-optimization/39318
25854 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25855 information to the vectorized statement.
25857 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25859 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25860 variable. Use defined names instead of magic constants for REX SSE
25863 2009-03-01 Richard Guenther <rguenther@suse.de>
25865 PR tree-optimization/39331
25866 * omp-low.c (lower_send_shared_vars): Do not receive new
25867 values for the reference of DECL_BY_REFERENCE parms or results.
25869 2009-03-01 Jan Hubicka <jh@suse.cz>
25872 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25873 BLOCK_NONLOCALIZED_VAR): New macros.
25874 (tree_block): Add nonlocalized_vars.
25875 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25876 gen_decl_die): Add origin argument. Allow generation of die with
25877 origin at hand only.
25878 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25879 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25881 (gen_block_die): Fix checking for unused blocks.
25882 (process_scope_var): Break out from .... ; work with origins only.
25883 (decls_for_scope) ... here; process nonlocalized list.
25884 (dwarf2out_ignore_block): Look for nonlocalized vars.
25885 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25887 (dump_scope_block): Dump them.
25888 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25889 (remap_block): Likewise.
25890 (can_be_nonlocal): New predicate.
25891 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25893 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25895 * configure: Regenerate.
25897 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25899 * optc-gen.awk: No need to duplicate option flags twice.
25900 Reuse help texts for duplicate options which do not have any.
25902 * gcc.c (display_help): Document --version.
25904 * gcc.c (main): If print_help_list and verbose_flag, ensure
25905 driver output comes before subprocess output.
25907 * optc-gen.awk: Assign all remaining fields to help string,
25908 space-separated, for multi-line help in *.opt.
25910 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25911 -Wno-pedantic-ms-format is for MinGW targets only.
25913 * doc/options.texi (Option file format): Fix bad indentation,
25914 restoring dropped sentence.
25916 2009-02-28 Jan Hubicka <jh@suse.cz>
25918 * tree-inline.c (tree_function_versioning): Output debug info.
25920 2009-02-28 Jan Hubicka <jh@suse.cz>
25923 * tree-inline.c (setup_one_parameter): Do not copy propagate
25924 arguments when not optimizing.
25926 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25929 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25930 (avx_addsubv4df3): Likewise.
25931 (*avx_addsubv4sf3): Likewise.
25932 (sse3_addsubv4sf3): Likewise.
25933 (*avx_addsubv2df3): Likewise.
25934 (sse3_addsubv2df3): Likewise.
25935 (avx_unpckhps256): Correct item selectors.
25936 (avx_unpcklps256): Likewise.
25937 (avx_unpckhpd256): Likewise.
25938 (avx_unpcklpd256): Likewise.
25940 2009-02-28 Jan Hubicka <jh@suse.cz>
25942 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25944 (copy_arguments_for_versioning): If var is declared don't declare it.
25945 (tree_function_versioning): First setup substitutions and then copy
25948 2009-02-27 Jan Hubicka <jh@suse.cz>
25951 * cgraph.h (varpool_output_debug_info): Remove.
25952 * cgraphunit.c (varpool_output_debug_info): Remove.
25953 * dwarf2out.c (deferred_locations_struct): New struct
25954 (deferred_locations): New type.
25955 (deferred_locations_list): New static var.
25956 (deffer_location): New function.
25957 (gen_variable_die): Use it.
25958 (decls_for_scope): Output info on local static vars.
25959 (dwarf2out_finish): Process deferred locations.
25960 * varpool.c (varpool_output_debug_info): Remove.
25962 2009-02-27 Jan Hubicka <jh@suse.cz>
25965 * tree.h (TREE_PROTECTED): Fix comment.
25966 (BLOCK_HANDLER_BLOCK): Remove.
25967 (struct tree_block): Remove handler_block add body_block.
25968 (inlined_function_outer_scope_p): New.
25969 (is_body_block): Remove.
25970 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25971 * dwarf2out.c (is_inlined_entry_point): Remove.
25972 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25973 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25975 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25976 * gimplify.c (gimplify_expr): Gimplify body blocks.
25977 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25978 block with multiple subblocks.
25979 (dump_scope_block): Prettier output; dump more flags and info.
25980 (dump_scope_blocks): New.
25981 (remove_unused_locals): Use dump_scope_blocks.
25982 * tree-flow.h (dump_scope_blocks): Declare.
25983 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25984 * stmt.c (is_body_block): Remove.
25985 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25986 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25988 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25990 PR middle-end/39308
25991 * graphite.c (graphite_loop_normal_form): Do not call
25992 number_of_iterations_exit from a gcc_assert.
25994 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25996 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25997 jumps if COND is NULL.
25998 (find_cond_jump): New function.
25999 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26000 * config/s390/s390.md: Remove z10_cobra attribute value.
26002 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26004 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26005 force_const_mem returns NULL_RTX.
26007 2009-02-26 Jan Hubicka <jh@suse.cz>
26010 * cgraph.h (varpool_output_debug_info): Remove.
26011 * cgraphunit.c (varpool_output_debug_info): Remove.
26012 * dwarf2out.c (deferred_locations_struct): New struct
26013 (deferred_locations): New type.
26014 (deferred_locations_list): New static var.
26015 (deffer_location): New function.
26016 (gen_variable_die): Use it.
26017 (decls_for_scope): Output info on local static vars.
26018 (dwarf2out_finish): Process deferred locations.
26019 * varpool.c (varpool_output_debug_info): Remove.
26021 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26023 PR rtl-optimization/39241
26024 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26025 to subreg_offset_representable_p.
26027 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26029 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26030 execute function prototype. Get f and nregs from max_reg_num
26031 and get_insns. Remove the first backward pass as it's dead,
26032 guard the forward pass by flag_expensive_optimizations.
26033 (rest_of_handle_regmove): Delete.
26034 (pass_regmove): Replace it with regmove_optimize.
26036 2009-02-25 Martin Jambor <mjambor@suse.cz>
26038 PR tree-optimization/39259
26039 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26040 calls_alloca function flags.
26041 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26042 calls are detected.
26044 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26046 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26047 flags_set_1_rtx, flags_set_1_set): Delete.
26048 (regmove_optimize): Do not call mark_flags_life_zones.
26050 2009-02-24 Julian Brown <julian@codesourcery.com>
26053 * config/arm/arm.c (require_pic_register): Only set
26054 cfun->machine->pic_reg once per function.
26056 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26058 * doc/invoke.texi (Link Options): Document an easier way to pass
26059 options that take arguments to the GNU linker using -Xlinker and -Wl.
26061 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26064 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26066 2009-02-24 Richard Guenther <rguenther@suse.de>
26069 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26071 2009-02-24 Richard Guenther <rguenther@suse.de>
26072 Zdenek Dvorak <ook@ucw.cz>
26074 PR tree-optimization/39233
26075 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26076 from converting them to a generic type.
26078 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26080 PR tree-optimization/39260
26081 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26082 contains a condition with a real type.
26083 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26085 2009-02-23 Jason Merrill <jason@redhat.com>
26088 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26089 narrowing_initializer_constant_valid_p.
26090 (narrowing_initializer_constant_valid_p): Don't return
26091 null_pointer_node for adding a pointer to itself.
26093 2009-02-23 Jan Hubicka <jh@suse.cz>
26096 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26099 2009-02-23 Jan Hubicka <jh@suse.cz>
26101 PR tree-optimization/37709
26102 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26103 * tree.h (block_ultimate_origin): Declare.
26104 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26105 * tree-ssa-live.c (remove_unused_scope_block_p):
26106 Eliminate blocks containig no instructions nor live variables nor
26108 (dump_scope_block): New function.
26109 (remove_unused_locals): Enable removal of dead blocks by default;
26110 enable dumping at TDF_DETAILS.
26112 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26114 * config/i386/i386.c (classify_argument): Don't allow COImode
26116 (function_arg_advance_32): Don't allow OImode.
26117 (function_arg_32): Likewise.
26118 (function_value_32): Likewise.
26119 (return_in_memory_32): Likewise.
26120 (function_arg_64): Remove OImode comment.
26122 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26125 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26126 ix86_expand_vector_set for V4DImode in 64bit mode only.
26127 (ix86_expand_vector_init_one_var): Likewise.
26129 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26131 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26133 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26136 * loop-iv.c: Revert last change.
26137 * emit-rtl.c: Likewise.
26139 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26142 * config/i386/i386.c (type_natural_mode): Remove an extra
26143 space in the warning message.
26144 (function_value_32): Handle 32-byte vector modes.
26145 (return_in_memory_32): Likewise.
26147 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26149 * loop-iv.c (truncate_value): New function.
26150 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26152 (lowpart_subreg): Move to...
26153 * emit-rtl.c: ...here.
26155 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26157 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26158 accidental and undocumented change at revision 140860.
26160 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26162 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26163 take gimple_seq * arguments.
26164 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26165 types_compatible_p langhook.
26167 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26168 Joseph Myers <joseph@codesourcery.com>
26170 * config/arm/arm.c (arm_builtin_va_list): New function.
26171 (arm_expand_builtin_va_start): Likewise.
26172 (arm_gimplify_va_arg_expr): Likewise.
26173 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26174 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26175 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26176 (va_list_type): New variable.
26177 (arm_mangle_type): Mangle va_list_type appropriately.
26179 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26181 PR middle-end/39157
26182 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26183 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26184 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26185 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26186 parameter to 1000 for -O1 by default.
26187 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26189 * loop-invariant.c: Include params.h.
26190 (move_loop_invariants): Don't call move_single_loop_invariants on
26193 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26195 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26196 offset when calculating bounds for indexing stack_usage_map. Fixes
26197 a buffer overflow with certain target setups.
26199 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26202 * calls.c (expand_call): Clear try_tail_call if caller and callee
26203 disagree in promotion of function return value.
26205 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26208 * c-common.c (c_determine_visibility): If visibility changed and
26209 DECL_RTL has been already set, call make_decl_rtl to update symbol
26212 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26215 * varasm.c (assemble_variable): Don't check DECL_NAME when
26216 globalizing a variable.
26218 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26221 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26222 expression before any __builtin_trap call.
26223 * c-typeck.c (build_function_call): Convert and check function
26224 arguments before generating a call to a trap. Evaluate the
26225 function arguments before the trap.
26227 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26230 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26231 (UNSPEC_FXAM_MEM): New unspec.
26232 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26233 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26234 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26236 2009-02-19 Richard Guenther <rguenther@suse.de>
26238 PR tree-optimization/39207
26239 PR tree-optimization/39074
26240 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26241 storedanything_tree): New.
26242 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26243 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26244 (build_succ_graph): Add edges from STOREDANYTHING to all
26246 (init_base_vars): Initialize STOREDANYTHING.
26247 (compute_points_to_sets): Free substitution info after
26248 building the succ graph.
26249 (ipa_pta_execute): Likewise.
26251 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26253 (do_ds_constraint): Do not add to special var or non-pointer
26255 (type_could_have_pointers): Split out from ...
26256 (could_have_pointers): ... here. For arrays use the element type.
26257 (create_variable_info_for): Initialize may_have_pointers.
26258 (new_var_info): Likewise.
26259 (handle_lhs_call): Make the HEAP variable unknown-sized.
26260 (intra_create_variable_infos): Use a type with pointers for
26261 PARM_NOALIAS, make it unknown-sized.
26263 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26266 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26268 2009-02-18 Jason Merrill <jason@redhat.com>
26271 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26272 value if DECL_EXTERNAL.
26273 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26274 * target.h (gcc_target::binds_local_p): Clarify "module".
26275 * tree.h (TREE_PUBLIC): Clarify "module".
26277 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26280 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26281 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26283 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26286 * c.opt (Wabi): Support C and ObjC.
26289 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26291 * config/i386/i386.c (classify_argument): Warn once about the ABI
26292 change when passing union with long double.
26294 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26296 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26299 * c-parser.c (c_parser_compound_statement): Always enter and leave
26302 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26305 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26307 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26309 PR tree-optimization/36922
26310 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26311 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26314 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26316 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26319 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26321 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26323 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26325 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26328 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26329 Richard Sandiford <rdsandiford@googlemail.com>
26331 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26332 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26333 (loongson_biadd): ...this.
26335 2009-02-17 Richard Guenther <rguenther@suse.de>
26337 PR tree-optimization/39202
26338 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26339 a var make sure to follow existing collapses.
26341 2009-02-17 Richard Guenther <rguenther@suse.de>
26343 PR middle-end/39214
26344 * langhooks.c (lhd_print_error_function): Check for NULL block.
26346 2009-02-17 Richard Guenther <rguenther@suse.de>
26348 PR tree-optimization/39204
26349 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26352 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26354 * config/soft-fp/double.h: Update from glibc CVS.
26356 2009-02-17 Richard Guenther <rguenther@suse.de>
26358 PR tree-optimization/39207
26359 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26360 strict-aliasing warnings for pointers pointing to NULL.
26362 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26365 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26366 skipping until next close brace.
26368 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26371 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26372 to function argument boundary.
26374 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26376 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26377 in the lea_add. Reload eventually constraints it properly.
26378 * config/picochip/constraints.md: Remove the target constraint
26379 "b", since it is not needed anymore.
26381 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26383 * gthr-dce.h: Uglify function parameter and local variable names.
26384 * gthr-gnat.h: Likewise.
26385 * gthr-mipssde.h: Likewise.
26386 * gthr-nks.h: Likewise.
26387 * gthr-posix95.h: Likewise.
26388 * gthr-posix.h: Likewise.
26389 * gthr-rtems.h: Likewise.
26390 * gthr-single.h: Likewise.
26391 * gthr-solaris.h: Likewise.
26392 * gthr-tpf.h: Likewise.
26393 * gthr-vxworks.h: Likewise.
26394 * gthr-win32.h: Likewise.
26396 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26399 * config/i386/i386.md: Restrict the new peephole2 to move
26400 between MMX/SSE registers.
26402 2009-02-15 Richard Guenther <rguenther@suse.de>
26405 2009-02-13 Richard Guenther <rguenther@suse.de>
26407 * configure.ac: Enable LFS.
26408 * configure: Re-generate.
26409 * config.in: Likewise.
26411 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26413 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26414 spu_srqwbyte, spu_srqwbytebc): Define.
26415 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26416 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26417 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26418 "shrqby_<mode>"): New insn-and-split patterns.
26419 * config/spu/spu.c (expand_builtin_args): Determine and return
26420 number of operands using spu_builtin_description data.
26421 (spu_expand_builtin_1): Use it.
26423 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26426 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26429 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26432 * config/i386/i386.c (override_options): Correct warning
26433 messages for -malign-loops, -malign-jumps and -malign-functions.
26435 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26438 * config/i386/i386.md: Restrict the new peephole2 to move
26439 between the general purpose registers.
26441 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26444 * config/i386/i386.c (type_natural_mode): Add a new argument.
26445 Return the original mode and warn ABI change if vector size is 32byte.
26446 (function_arg_advance): Updated.
26447 (function_arg): Likewise.
26448 (ix86_function_value): Likewise.
26449 (ix86_return_in_memory): Likewise.
26450 (ix86_sol10_return_in_memory): Likewise.
26451 (ix86_gimplify_va_arg): Likewise.
26452 (function_arg_32): Don't warn ABX ABI change here.
26453 (function_arg_64): Likewise.
26455 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26457 * loop-iv.c (implies_p): In the final case, test that operands 0
26458 of the two comparisons match.
26460 * config/bfin/bfin.c (find_prev_insn_start): New function.
26461 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26462 (find_next_insn_start): Move.
26464 2009-02-13 Richard Guenther <rguenther@suse.de>
26466 * configure.ac: Enable LFS.
26467 * configure: Re-generate.
26468 * config.in: Likewise.
26470 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26473 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26474 sizes on syntax error after some arguments have been parsed.
26476 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26478 * doc/invoke.texi (-fira): Remove.
26480 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26482 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26483 * recog.c: Likewise.
26486 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26488 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26489 (umul_ppmm): Likewise.
26490 (count_leading_zeros): Likewise.
26491 (count_trailing_zeros): Likewise.
26492 (UMUL_TIME): Likewise.
26494 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26496 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26497 soft-fp/t-softfp to tmake_file.
26499 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26500 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26501 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26502 IA64_BUILTIN_INFQ]: New.
26503 (ia64_init_builtins): Initialize __builtin_infq,
26504 __builtin_fabsq and __builtin_copysignq if not HPUX.
26505 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26506 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26508 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26510 (__fixtfti): Likewise.
26511 (__fixunstfti): Likewise.
26512 (__floattitf): Likewise.
26514 * config/ia64/libgcc-glibc.ver: New.
26515 * config/ia64/t-fprules-softfp: Likewise.
26516 * config/ia64/sfp-machine.h: Likewise.
26518 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26519 (LIBGCC2_TF_CEXT): Likewise.
26520 (TF_SIZE): Likewise.
26521 (TARGET_INIT_LIBFUNCS): Likewise.
26523 * config/ia64/t-glibc (SHLINB_MAPFILES):
26524 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26526 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26528 * config/i386/i386.c (construct_container): Rewrite processing
26529 BLKmode with X86_64_SSE_CLASS.
26531 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26534 * config/i386/i386.md: Replace simplify_replace_rtx with
26535 replace_rtx in the new peephole2.
26537 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26539 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26540 loop unrolling do not happen at -O2.
26542 2009-02-12 Michael Matz <matz@suse.de>
26544 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26546 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26548 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26551 2009-02-12 Ben Elliston <bje@au.ibm.com>
26553 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26554 patterns when updating the back chain. Missed in the 2009-02-10
26557 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26559 * doc/extend.texi (Decimal Floating Types): Update identifier of
26560 draft TR and list of missing support.
26562 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26564 PR middle-end/39154
26565 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26566 bit to variable length decl's flags, add it also to its
26567 pointer replacement variable.
26569 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26570 Jakub Jelinek <jakub@redhat.com>
26573 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26574 (memory_blockage): New expander.
26575 (*memory_blockage): New insn pattern.
26576 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26577 instead of general blockage at the end of function prologue when
26578 frame pointer is used to access red zone area. Do not emit blockage
26579 when profiling, it is emitted in generic code.
26580 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26581 function epilogue when frame pointer is used to access red zone area.
26583 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26586 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26587 by arithmetic with memory operands.
26588 * config/i386/predicates.md (commutative_operator): New.
26590 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26592 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26595 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26597 * alias.h (record_alias_subset): Declare.
26598 * alias.c (record_alias_subset): Make global.
26600 2009-02-10 Nick Clifton <nickc@redhat.com>
26602 * tree-parloops.c: Change license to GPLv3.
26603 * ipa-struct-reorg.c: Change license to GPLv3.
26604 * ipa-struct-reorg.h: Change license to GPLv3.
26606 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26609 * c-decl.c (start_struct): Return NULL on error.
26611 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26613 PR middle-end/39124
26614 * cfgloopmanip.c (remove_path): Call remove_bbs after
26615 cancel_loop_tree, not before it.
26618 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26619 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26620 VAR_DECLs were seen.
26621 * tree-ssa-live.c (remove_unused_locals): Recompute
26622 cfun->has_local_explicit_reg_vars.
26623 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26624 copies or clearings if cfun->has_local_explicit_reg_vars.
26626 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26629 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26630 of function prologue when frame pointer is used to access
26633 2009-02-10 Richard Guenther <rguenther@suse.de>
26635 PR middle-end/39127
26636 * gimplify.c (gimple_regimplify_operands): Always look if
26637 we need to create a temporary.
26639 2009-02-10 Richard Guenther <rguenther@suse.de>
26641 PR tree-optimization/39132
26642 * tree-loop-distribution.c (todo): New global var.
26643 (generate_memset_zero): Trigger TODO_rebuild_alias.
26644 (tree_loop_distribution): Return todo.
26646 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26649 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26650 (x86_64_reg_class_name): Removed.
26651 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26652 first one isn't X86_64_SSE_CLASS or any other ones aren't
26653 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26654 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26655 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26656 and 3 X86_64_SSEUP_CLASS.
26657 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26658 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26660 2009-02-10 Ben Elliston <bje@au.ibm.com>
26662 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26663 form instruction to update the stack back chain word, even if the
26664 user has disabled the generation of update instructions.
26665 (movdi_<mode>_update_stack): New.
26666 (movsi_update_stack): Likewise.
26667 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26668 always use an update form instruction to update the stack back
26671 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26673 PR middle-end/38953
26674 * graphite.c (if_region_set_false_region): After moving a region in
26675 the false branch of a condition, remove the empty dummy basic block.
26676 (gloog): Remove wrong fix for PR38953.
26678 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26680 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26681 generation due to implicit sign extension.
26683 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26685 PR middle-end/38981
26686 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26687 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26689 2009-02-09 Richard Guenther <rguenther@suse.de>
26691 PR middle-end/35202
26692 * convert.c (convert_to_real): Disable (float)fn((double)x)
26693 to fnf(x) conversion if errno differences may occur and
26694 -fmath-errno is set.
26696 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26698 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26699 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26700 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26702 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26705 * c-common.c (handle_alias_attribute): Disallow attribute for
26706 anything not a FUNCTION_DECL or VAR_DECL.
26708 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26711 * real.c (do_compare): Special-case compare of zero against
26712 decimal float value.
26714 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26717 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26718 as indicating flexible array members unless the field itself is
26719 being declarared as the incomplete array.
26721 2009-02-06 Jan Hubicka <jh@suse.cz>
26723 PR tree-optimization/38844
26724 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26725 is already inlined.
26727 2009-02-06 Richard Guenther <rguenther@suse.de>
26729 PR middle-end/38977
26730 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26731 fork because we may expand it as __gcov_fork.
26733 2009-02-06 Nick Clifton <nickc@redhat.com>
26735 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26737 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26739 PR tree-optimization/35659
26740 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26741 vn_phi_eq): Shortcut if hashcode does not match.
26742 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26744 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26745 and avoid iterative_hash_expr.
26746 (FOR_EACH_VALUE_ID_IN_SET): New.
26747 (value_id_compare): Remove.
26748 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26749 sort expressions by value id.
26751 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26754 * config/sh/predicates.md (general_movsrc_operand): Don't check
26755 the subreg of system registers here.
26757 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26760 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26761 on the copied decl.
26763 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26765 PR rtl-optimization/39110
26766 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26767 addresses, not aligned ones.
26769 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26770 Richard Guenther <rguenther@suse.de>
26772 PR tree-optimization/39100
26773 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26774 comment says and add edges.
26776 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26779 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26780 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26782 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26784 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26785 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26786 register_bb_in_sese, new_sese, free_sese): Moved.
26787 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26788 outermost_loop_in_scop, build_scop_iteration_domain,
26789 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26790 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26791 Use loop_in_sese_p instead of loop_in_scop_p.
26792 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26793 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26794 (scopdet_basic_block_info): Fix bug in scop detection.
26795 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26796 eq_loop_to_cloog_loop): Remove.
26797 (nb_loops_around_loop_in_scop, nb_loop
26798 ref_nb_loops): Moved here...
26799 * graphite.h (ref_nb_loops): ... from here.
26800 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26801 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26802 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26804 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26805 Hans-Peter Nilsson <hp@axis.com>
26807 PR rtl-optimization/37889
26808 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26809 Move offset handling from PLUS to before the switch. Use new
26810 arguments when considering SYMBOL_REFs too.
26811 (rtx_addr_can_trap_p): Pass dummy offset and size.
26812 (enum may_trap_p_flags): Remove.
26813 (may_trap_p_1): Pass size from MEM_SIZE.
26815 PR rtl-optimization/38921
26816 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26817 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26818 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26819 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26821 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26823 AVX Programming Reference (January, 2009)
26824 * config/i386/sse.md (*vpclmulqdq): New.
26826 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26828 PR tree-optimization/38977
26829 PR gcov-profile/38292
26830 * calls.c (special_function_p): Disregard __builtin_ prefix.
26832 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26834 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26835 non-indexable addresses even before reload.
26837 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26840 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26841 as having variable size. Do not give an error for unnamed
26842 parameters with [*] declarators. Give a warning for type names
26843 with [*] declarators and mark them as variable size.
26844 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26845 for sizeof applied to [*] type names.
26847 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26850 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26852 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26854 * gcc.c (process_command): Update copyright notice dates.
26855 * gcov.c (print_version): Likewise.
26856 * gcov-dump.c (print_version): Likewise.
26857 * mips-tfile.c (main): Likewise.
26858 * mips-tdump.c (main): Likewise.
26860 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26863 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26864 for composite type involving a zero-length array type.
26866 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26869 * function.c (match_asm_constraints_1): Skip over
26870 initial optional % in the constraint.
26872 PR inline-asm/39059
26873 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26874 supported, don't accept FIXED_CSTs.
26875 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26876 and _Sat is used without _Fract/_Accum. Set specs->type to
26877 integer_type_node for cts_fract/cts_accum if fixed point is not
26880 2009-02-02 Catherine Moore <clm@codesourcery.com>
26882 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26884 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26886 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26887 (ABI_HAS_64BIT_SYMBOLS): Use it.
26888 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26890 2009-02-02 Paul Brook <paul@codesourcery.com>
26892 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26894 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26896 PR inline-asm/39058
26897 * recog.h (asm_operand_ok): Add constraints argument.
26898 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26899 recurse on matching constraint.
26900 (check_asm_operands): Pass constraints as 3rd argument to
26901 asm_operand_ok. Don't look up matching constraint here.
26902 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26905 2009-02-02 Ben Elliston <bje@au.ibm.com>
26907 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26908 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26910 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26912 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26913 information. Remove some obsolete information. Reorganize.
26915 * config/pa/fptr.c: Revert license to GPL 2.
26916 * config/pa/milli64.S: Likewise.
26918 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26921 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26922 LIBRARY name in, instead of hard-coding it.
26923 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26924 extra target make frag to tmake_files according to EH model.
26925 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26926 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26927 frags that define makefile variable EH_MODEL appropriately.
26928 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26929 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26930 to "-sjlj" according to type of EH configured.
26931 (LIBGCC_SONAME): Concatenate it to shared library base name.
26932 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26933 to "_sjlj" according to type of EH configured.
26934 (LIBGCC_SONAME): Concatenate it to shared library base name.
26935 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26936 (SHLIB_LINK): Add missing semicolon to if-else construct.
26937 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26938 string value of "pe_dll" command-line option.
26939 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26940 (SHLIB_SONAME): Use it when overriding t-cygming default.
26941 (SHLIB_IMPLIB): Override t-cygming default.
26942 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26943 string value of "pe_dll" command-line option.
26945 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26948 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26949 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26951 2009-01-31 Richard Guenther <rguenther@suse.de>
26953 PR tree-optimization/38937
26954 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26955 computing the transitive closure.
26957 2009-01-30 Richard Guenther <rguenther@suse.de>
26959 PR tree-optimization/39041
26960 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26961 Propagate variable indices only if the types match for this stmt.
26963 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26966 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26967 inline but never defined.
26969 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26971 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26972 (*insv_h_di_reg_extimm): New insn.
26973 (*insv_l<mode>_reg_extimm): New insn.
26975 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26977 * config/picochip/picochip.c (flag_conserve_stack): set
26978 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26979 fconserve-stack. Reduce call-overhead used by inliner.
26981 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26984 * common.opt (flag_conserve_stack): Initialised to zero.
26986 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26989 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26990 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26993 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26995 * ira-color.c (allocno_reload_assign): Update comments.
26996 * regmove.c (regmove_optimize): Likewise.
27000 2009-01-29 Robert Millan <rmh@aybabtu.com>
27002 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27003 * config/i386/kopensolaris-gnu.h: New file. Undefine
27004 `MD_UNWIND_SUPPORT'.
27005 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27007 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27009 PR tree-optimization/39007
27010 * tree-loop-distribution.c (generate_builtin): Use
27011 recompute_dominator to compute the immediate dominator of the
27012 basic block just after the loop.
27014 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27016 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27017 (ASM_OUTPUT_DWARF_PCREL): Define.
27019 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27021 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27022 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27023 global. Modify entries about regmove and IRA.
27025 * ra-conflict.c: Remove the file.
27027 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27029 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27030 (pass_regclass_init): Rename to pass_reginfo_init.
27032 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27034 * toplev.h (flag_ira): Remove.
27036 * caller-save.c (setup_save_areas): Remove flag_ira.
27038 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27040 * global.c: Remove the file.
27042 * opts.c (decode_options): Remove flag_ira.
27044 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27046 * regmove.c: Modify file description.
27047 (find_use_as_address, try_auto_increment): Define them only if
27048 AUTO_INC_DEC is defined.
27049 (replacement_quality, replace_in_call_usage, fixup_match_1,
27050 stable_and_no_regs_but_for_p): Remove.
27051 (reg_set_in_bb): Make it static.
27052 (regmove_optimize): Remove flag_ira and code which worked for
27055 * local-alloc.c: Remove the file.
27057 * common.opt (fira): Remove.
27059 * ira.c: Include except.h.
27060 (eliminable_regset): Move from global.c.
27061 (mark_elimination): Ditto. Remove flag_ira.
27062 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27063 equiv_mem_modified, validate_equiv_mem_from_store,
27064 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27065 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27066 no_equiv, recorded_label_ref): Move from local-alloc.c.
27067 (update_equiv_regs): Ditto. Make it static.
27068 (print_insn_chain, print_insn_chains): Move it from global.c.
27069 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27070 (build_insn_chain): Ditto. Make it static.
27071 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27072 Rename to init_live_subregs.
27073 (gate_ira): Remove flag_ira.
27075 * regclass.c: Rename reginfo.c. Change file description.
27076 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27077 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27078 (init_reg_sets_1): Remove code for evaluation of
27079 reg_class_superclasses and losing_caller_save_reg_set.
27080 (init_regs): Remove init_reg_autoinc.
27081 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27082 ok_for_base_p_nonstrict): Remove.
27083 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27084 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27085 corresponding entries.
27086 (dump_regclass, record_operand_costs, scan_one_insn,
27087 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27088 record_address_regs, auto_inc_dec_reg_p): Remove.
27089 (gt-regclass.h): Rename to gt-reginfo.h.
27091 * rtl.h (dump_global_regs, retry_global_alloc,
27092 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27094 * Makefile.in (RA_H): Remove.
27095 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27096 Rename regclass.o to reginfo.o.
27097 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27099 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27100 (GTFILES): Rename regclass.c to reginfo.c.
27102 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27103 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27105 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27106 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27108 (finish_spills): Ditto. Remove code for !flag_ira.
27110 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27112 PR middle-end/35854
27113 * doc/invoke.texi (rtl debug options): Complete rewrite.
27114 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27116 * mode-switching.c (pass_mode_switching): Rename pass from
27117 "mode-sw" to "mode_sw".
27118 * except.c (pass_convert_to_eh_ranges): Rename pass from
27119 "eh-ranges" to "eh_ranges".
27120 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27124 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27125 Alexander Monakov <amonakov@ispras.ru>
27127 PR middle-end/38857
27128 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27130 (move_exprs_to_boundary): Change return type and pass through
27131 should_move from move_op. Relax assert. Update usage ...
27132 (schedule_expr_on_boundary): ... here. Use should_move instead of
27134 (move_op_orig_expr_found): Indicate that insn was disconnected from
27136 (code_motion_process_successors): Do not call after_merge_succs
27137 callback if original expression was not found when traversing any of
27139 (code_motion_path_driver): Change return type. Update prototype.
27140 (move_op): Update comment. Add a new parameter (should_move). Update
27141 prototype. Set *should_move based on indication provided by
27142 move_op_orig_expr_found.
27144 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27146 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27147 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27148 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27149 * config/rs6000/rs6000.c (rs6000_override_options): Default
27150 avoid-indexed-addresses on for Power6, off for everything else.
27151 (avoiding_indexed_address_p): New function.
27152 (rs6000_legitimize_address): Use it.
27153 (rs6000_legitimate_address): Likewise.
27154 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27156 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27158 PR tree-optimization/38997
27159 * tree-loop-distribution.c (generate_memset_zero): Use
27160 POINTER_PLUS_EXPR for a pointer addition.
27162 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27164 * config/s390/s390.md (bswap<mode>2): New pattern added.
27166 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27168 * config/s390/s390.md (*tls_load_31): Added type attribute.
27170 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27172 * config/s390/s390.md: Fix a few comments.
27174 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27176 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27177 (*tm<mode>_full): Fixed z10prop attribute.
27178 (*tst<mode>_extimm): Fixed z10prop attribute.
27179 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27180 (*tstqiCCT_cconly): Fixed z10prop attribute.
27181 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27182 (*movsi_larl): Fixed z10prop attribute.
27183 (*movsi_zarch): Fixed z10prop attribute.
27184 (*movsi_eas): Fixed z10prop attribute.
27185 (*movhi): Fixed z10prop attribute.
27186 (*movqi): Fixed z10prop attribute.
27187 (*movstrictqi): Fixed z10prop attribute.
27188 (*mov<mode>): Fixed z10prop attribute.
27189 (*movcc): Fixed z10prop attribute.
27190 (*sethighpartdi_64): Fixed z10prop attribute.
27191 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27192 (*negdi2_sign_cc): Fixed z10prop attribute.
27193 (*negdi2_sign): Fixed z10prop attribute.
27194 (*absdi2_sign_cc): Fixed z10prop attribute.
27195 (*absdi2_sign): Fixed z10prop attribute.
27196 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27197 (*negabsdi2_sign): Fixed z10prop attribute.
27198 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27199 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27200 (doloop_si64): Fixed z10prop attribute.
27201 (doloop_si31): Fixed z10prop attribute.
27202 (doloop_long): Fixed z10prop attribute.
27203 (indirect_jump): Fixed z10prop attribute.
27204 (nop): Fixed z10prop attribute.
27205 (main_base_64): Fixed z10prop attribute.
27206 (reload_base_64): Fixed z10prop attribute.
27208 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27210 PR rtl-optimization/38740
27211 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27213 * config/mips/mips.c (mips_reorg): Likewise.
27215 2009-01-28 Richard Guenther <rguenther@suse.de>
27217 PR tree-optimization/38926
27218 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27219 with the correct value id to a value.
27220 (do_regular_insertion): Use the value number of edoubleprime
27221 for the value number of the expr.
27224 2008-08-21 Richard Guenther <rguenther@suse.de>
27226 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27227 a PHI ask VN if it is already available.
27228 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27229 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27231 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27233 PR middle-end/38934
27234 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27235 set to varying whenever max has TREE_OVERFLOW set, similarly
27236 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27238 2009-01-28 Richard Guenther <rguenther@suse.de>
27240 PR middle-end/38908
27241 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27242 uninitialized aggregate uses in call arguments.
27244 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27246 PR tree-optimization/38984
27247 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27248 the nothing_id variable if -fno-delete-null-pointer-checks.
27250 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27253 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27254 (set_got_offset_rex64): Ditto.
27256 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27259 * doc/extend.texi: Improve local variable with asm reg.
27261 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27263 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27264 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27265 was not supplied then set warn_packed_bitfield_compat to the
27266 default value of 1.
27267 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27270 2009-01-27 Richard Guenther <rguenther@suse.de>
27272 PR tree-optimization/38503
27273 * cfgexpand.c (expand_gimple_basic_block): Ignore
27274 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27275 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27276 variables that cannot have TBAA applied.
27277 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27280 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27282 PR middle-end/38969
27283 * calls.c (initialize_argument_information): Do not wrap complex
27284 arguments in SAVE_EXPR.
27286 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27288 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27289 (INSTALL_LIBGCC): Revert typo commit.
27291 2009-01-26 Richard Guenther <rguenther@suse.de>
27293 PR tree-optimization/38745
27294 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27295 from special handling.
27297 2009-01-26 Richard Guenther <rguenther@suse.de>
27299 PR tree-optimization/38745
27300 * tree-ssa.c (execute_update_addresses_taken): Do not include
27301 variables that cannot possibly be a register in not_reg_needs.
27302 Do not clear TREE_ADDRESSABLE on vars that may not become
27304 * tree-ssa.c (update_alias_info_1): Include those in the set
27305 of addressable vars.
27307 2009-01-26 Richard Guenther <rguenther@suse.de>
27309 PR middle-end/38851
27310 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27311 * tree-ssa-dse.c: Include langhooks.h
27312 (execute_simple_dse): Remove stores with zero size.
27314 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27317 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27320 2009-01-24 Julian Brown <julian@codesourcery.com>
27322 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27323 config/arm/linux-atomic.c.
27324 * config/arm/linux-atomic.c: New.
27326 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27328 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27329 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27330 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27332 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27335 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27338 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27340 PR tree-optimization/38953
27341 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27342 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27343 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27344 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27347 2009-01-24 Paul Brook <paul@codesourcery.com>
27349 * config/arm/neon.md (neon_type): Move to arm.md.
27350 (neon_mov<VSTRUCT>): Add neon_type attribute.
27351 * config/arm/arm.md (neon_type): Move to here.
27352 (conds): Add "unconditioal" and use as default for NEON insns.
27354 2009-01-24 Ben Elliston <bje@au.ibm.com>
27356 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27357 void *' warning from -Wc++-compat.
27358 * Makefile.in (dominance.o-warn): Remove.
27360 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27362 PR tree-optimization/38932
27363 * fold-const.c (fold_unary_ignore_overflow): New.
27364 * tree.h (fold_unary_ignore_overflow): Declare.
27365 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27366 * tree-ssa-sccvn.c (visit_reference_op_load,
27367 simplify_unary_expression): Likewise.
27369 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27371 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27372 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27373 regardless of their type.
27374 * c-common.c (handle_packed_attribute): Don't ignore packed on
27376 * c.opt (Wpacked-bitfield-compat): New warning option.
27377 * stor-layout.c (place_field): Warn if offset of a field changed.
27378 * doc/extend.texi (packed): Mention the ABI change.
27379 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27380 (Warning Options): Add it to the list.
27382 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27384 * c-opts.c (c_common_post_options): Fix a typo in comments.
27386 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27388 PR middle-end/38615
27389 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27390 variables to static.
27391 * doc/invoke.texi (-fmerge-all-constants): Update description.
27393 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27396 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27397 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27399 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27401 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27403 (LOCAL_ALIGNMENT): Similarly.
27405 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27406 Joseph Myers <joseph@codesourcery.com>
27408 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27409 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27410 * config/arm/arm-tune.md: Regenerate.
27411 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27414 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27416 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27417 version number to five.
27419 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27422 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27423 * c-common.c (set_underlying_type): Likewise.
27424 (is_typedef_decl ): Likewise
27426 (set_underlying_type): Likewise.
27427 (is_typedef_type): Likewise.
27429 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27431 PR middle-end/38587
27432 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27435 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27438 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27439 (LIBGCC_SPEC): Don't define.
27440 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27442 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27444 PR rtl-optimization/38879
27445 * alias.c (base_alias_check): Unaligned access via AND address can
27446 alias all surrounding object types except those with sizes equal
27447 or wider than the size of unaligned access.
27449 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27452 * c-decl.c (clone_underlying_type): Move this ...
27453 * c-common.c (set_underlying_type): ... here.
27454 Also, make sure the function properly sets TYPE_STUB_DECL() on
27455 the newly created typedef variant type.
27456 (is_typedef_decl ): New entry point.
27457 * tree.h: Added a new member member_types_needing_access_check to
27458 struct tree_decl_non_common.
27459 (set_underlying_type): New entry point.
27460 (is_typedef_type): Likewise.
27462 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27464 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27465 Check whether two instructions have memory references that
27466 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27467 are helper functions for traversing.
27468 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27469 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27470 not to draw dependency edge for instructions with non-conflicting
27473 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27476 * longlong.h: Update copyright years. Use soft-fp license notice.
27477 Sync __clz_tab declaration with glibc.
27479 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27482 * doc/extend.texi (syscall_linkage): New.
27483 (version_id): Modify.
27485 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27486 Richard Guenther <rguenther@suse.de>
27488 PR tree-optimization/38747
27489 PR tree-optimization/38748
27490 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27491 conversion if the base address is an indirect reference and the
27492 aliasing sets could cause issues.
27494 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27496 * common.opt (fgraphite, fgraphite-identity): Add comment for
27497 explaining why these options are not documented.
27499 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27501 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27502 gimple_call_lhs is NULL.
27504 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27507 * emit-rtl.c (adjust_address_1): Make sure memref is never
27510 2009-01-20 Ben Elliston <bje@au.ibm.com>
27512 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27513 const qualifier from arg parameter. Remove unnecessary cast to char *.
27514 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27515 const qualifier from arg 2.
27517 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27519 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27521 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27524 * rtl.h (reinit_regs): New prototype.
27525 * regclass.c: Include ira.h.
27526 (reinit_regs): New.
27527 * Makefile.in (regclass.o): Add ira.h.
27528 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27530 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27533 * c-common.c (handle_aligned_attribute): Use
27534 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27535 default alignment value.
27537 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27539 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27540 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27542 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27543 __BIGGEST_ALIGNMENT__.
27545 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27547 2009-01-18 Richard Guenther <rguenther@suse.de>
27549 PR tree-optimization/38819
27550 * tree-flow.h (operation_could_trap_helper_p): Declare.
27551 * tree-eh.c (operation_could_trap_helper_p): Export.
27552 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27553 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27554 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27555 are about to insert a possibly trapping instruction and fail
27558 2009-01-18 Andreas Schwab <schwab@suse.de>
27560 * doc/install.texi (Configuration): Remove obsolete paragraph
27561 about use of --with-gnu-ld with --with-gnu-as.
27563 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27565 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27566 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27567 Follow spelling conventions.
27569 2009-01-18 Ben Elliston <bje@au.ibm.com>
27571 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27572 C++ warning about implicit conversion from void * to struct
27574 (bitmap_obstack_free): Likewise for bitmap_element *.
27575 * Makefile.in (bitmap.o-warn): Remove.
27577 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27579 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27581 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27582 Tobias Grosser <tobi.grosser@amd.com>
27584 * graphite.c (graphite_trans_scop_block): Do not block single
27587 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27589 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27590 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27591 test with assertion.
27593 2009-01-16 Richard Guenther <rguenther@suse.de>
27595 PR tree-optimization/38835
27596 PR middle-end/36227
27597 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27598 and INT + PTR -> (INT)(PTR p+ INT) folding.
27599 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27601 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27604 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27605 the subreg from a lowpart subreg if it is also casting the value.
27607 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27608 Tobias Grosser <tobi.grosser@amd.com>
27610 * graphite.c (compare_prefix_loops): New.
27611 (build_scop_canonical_schedules): Rewritten.
27612 (graphite_transform_loops): Move build_scop_canonical_schedules
27613 after build_scop_iteration_domain.
27615 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27616 Tobias Grosser <tobi.grosser@amd.com>
27618 * graphite.c (add_conditions_to_domain): Add the loops to
27619 the dimension of the iteration domain. Do copy the domain
27620 only when it exists.
27621 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27622 (add_conditions_to_constraints): New.
27623 (can_generate_code_stmt, can_generate_code): Removed.
27624 (gloog): Do not call can_generate_code.
27625 (graphite_transform_loops): Call add_conditions_to_constraints
27626 after building the iteration domain.
27628 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27630 PR tree-optimization/38789
27631 * tree-ssa-threadedge.c
27632 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27633 __builtin_constant_p.
27635 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27637 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27638 examined before deleting them.
27640 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27642 * function.c (aggregate_value_p): Correctly extract the function
27643 type from CALL_EXPR_FN lookup.
27645 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27647 * config/picochip/picochip.c (picochip_override_options): Revert
27648 CFI asm flag disable commited previously.
27650 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27651 Tobias Grosser <tobi.grosser@amd.com>
27652 Jan Sjodin <jan.sjodin@amd.com>
27654 * graphite.c (scan_tree_for_params): On substractions negate
27655 all the coefficients of the term.
27656 (clast_to_gcc_expression_red): New. Handle reduction expressions
27657 of more than two operands.
27658 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27659 (get_vdef_before_scop): Handle also the case of default definitions.
27661 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27663 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27664 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27665 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27667 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27668 Joey Ye <joey.ye@intel.com>
27670 PR middle-end/37843
27671 * cfgexpand.c (expand_stack_alignment): Don't update stack
27672 boundary nor check incoming stack boundary here.
27673 (gimple_expand_cfg): Update stack boundary and check incoming
27674 stack boundary here.
27676 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27678 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27680 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27682 PR rtl-optimization/38245
27683 * calls.c (expand_call): Add stack arguments to
27684 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27685 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27686 in regs and partially in memory or BLKmode arguments.
27687 (emit_library_call_value_1): Add stack arguments to
27688 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27689 ACCUMULATE_OUTGOING_ARGS).
27690 * dce.c: Include tm_p.h.
27691 (find_call_stack_args): New function.
27692 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27694 (mark_insn): Call find_call_stack_args for CALL_Ps.
27695 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27696 forwards. Allocate and free arg_stores bitmap if needed, pass it
27697 down to deletable_insn_p, don't mark stores set in arg_stores
27698 bitmap, clear the bitmap at the beginning of each bb.
27699 * Makefile.in (dce.o): Depend on $(TM_P_H).
27701 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27704 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27705 to make sure the insn is a conditional test (bug 22599). Reformat a
27708 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27710 PR middle-end/38431
27711 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27712 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27713 (gloog): Do not call cleanup_tree_cfg.
27714 (graphite_transform_loops): Call cleanup_tree_cfg after all
27715 scops have been code generated.
27717 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27718 * doc/gty.texi (Invoking the garbage collector): Added new node
27719 and section documenting ggc_collect.
27721 2009-01-14 Richard Guenther <rguenther@suse.de>
27723 PR tree-optimization/38826
27724 PR middle-end/38477
27725 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27726 initialization notes only if we actually emitted a warning.
27727 (intra_create_variable_infos): Add constraints for a result decl
27728 that is passed by hidden reference.
27729 (build_pred_graph): Mark all related variables non-direct on
27732 2009-01-14 Nick Clifton <nickc@redhat.com>
27734 * ira-conflicts.c: Include addresses.h for the definition of
27736 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27737 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27739 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27742 * Makefile.in (ira-lives.o): Add except.h.
27744 * ira-lives.c: Include except.h.
27745 (process_bb_node_lives): Process can_throw_internal.
27747 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27749 PR rtl-optimization/38774
27750 * combine.c (simplify_set): When undoing cc_use change, don't do
27751 PUT_CODE on the newly created comparison, but instead put back the
27754 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27756 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27757 values. Remove duplicate arm8 entry.
27759 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27761 PR tree-optimization/38786
27762 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27763 the SSA_NAME case of expand_scalar_variables_expr.
27764 Set the type of an expression to the type of its assign statement.
27765 (expand_scalar_variables_expr): Also gather the scalar computation
27766 used to index the memory access. Do not pass loop_p.
27767 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27768 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27769 the gimple_stmt_iterator where it inserts new code.
27770 Do not pass loop_p.
27771 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27772 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27774 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27776 * graphite.h (debug_value): Removed.
27777 * graphite.c (debug_value): Removed.
27779 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27781 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27782 ldrd/strd with two 32-bit instructions.
27784 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27786 * config/arm/arm.c (struct processors): Pass for speed down into
27787 cost helper functions.
27788 (const_ok_for_op): Handle COMPARE and inequality nodes.
27789 (arm_rtx_costs_1): Rewrite.
27790 (arm_size_rtx_costs): Update prototype.
27791 (arm_rtx_costs): Pass speed down to helper functions.
27792 (arm_slowmul_rtx_costs): Rework cost calculations.
27793 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27794 (arm_9e_rtx_costs): Likewise.
27796 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27798 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27799 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27800 (alpha_legitimize_address): Do not split local symbols wider than
27801 UNITS_PER_WORD into HIGH/LO_SUM parts.
27803 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27806 * gcc.c (process_command): Replace call to execvp with calls
27807 to pex_one and exit.
27809 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27812 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27813 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27814 variant for devices with 3-byte PC.
27815 (__tablejump_elpm__): New.
27817 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27820 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27821 offsetof member-designator, handle it as `[0].'.
27823 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27825 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27826 function when not using named sections on targets with named sections
27827 if branch distance is less than 262132.
27829 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27831 * combine.c (combine_instructions): Recompute
27832 optimize_this_for_speed_p for each BB in the main combine loop.
27834 2009-01-12 Tomas Bily <tbily@suse.cz>
27837 * tree-loop-distribution.c (prop_phis): New function.
27838 (generate_builtin): Call prop_phis.
27840 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27842 PR tree-optimization/38807
27843 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27844 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27846 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27848 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27849 subreg of op0 to the original op0.
27851 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27853 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27855 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27858 * mips-tfile.c (parse_def): Fix parsing of def strings
27859 starting with digits.
27861 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27864 * config/arm/arm.c (arm_is_long_call_p): Don't call
27865 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27867 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27869 * regrename.c (regrename_optimize): Fix dumping.
27870 (find_oldest_value_reg): Preserve REG_POINTER.
27871 (copy_hardreg_forward_1): Likewise.
27873 2009-01-09 Diego Novillo <dnovillo@google.com>
27875 * gimple.h (struct gimple_statement_base) <uid>: Document
27876 the restrictions on its use.
27877 (gimple_uid): Tidy.
27878 (gimple_set_uid): Tidy.
27880 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27882 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27883 zero guard even if align_bytes != 0 and count is smaller than
27886 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27888 PR rtl-optimization/38495
27889 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27890 (add_range_and_copies_from_move_list): Print all added ranges.
27891 Add ranges to memory optimized destination.
27893 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27897 * config/i386/i386.c (override_options): Reject
27898 -mstringop-strategy=rep_8byte with -m32.
27899 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27900 to 1. Do count comparison against epilogue_size_needed at compile
27901 time even when count_exp was constant forced into register. For
27902 size_needed don't jump to epilogue, instead just avoid aligning
27903 and invoke the body algorithm. If need_zero_guard, add zero guard
27904 even if count is non-zero, but smaller than size_needed + number of
27905 bytes that could be stored for alignment.
27906 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27907 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27908 but smaller than size_needed + number of bytes that could be stored
27909 for alignment. Compare size_needed with epilogue_size_needed instead
27910 of desired_align - align, don't adjust size_needed, pass
27911 epilogue_size_needed to the epilogue expanders.
27914 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27916 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27918 * pa.c (last_address): Change to unsigned.
27919 (update_total_code_bytes): Change argument to unsigned. Don't
27920 check if insn addresses are set.
27921 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27922 addresses are not set.
27923 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27925 2009-01-09 Nick Clifton <nickc@redhat.com>
27927 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27928 DECL_DECLARED_INLINE_P.
27930 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27932 PR middle-end/38347
27933 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27934 GET_MODE (op0) in operand_subword_force calls.
27936 PR middle-end/38771
27937 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27938 fold_convert arg0 operands to TREE_TYPE (op0) first.
27940 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27942 * params.def (ira-max-conflict-table-size): Decrease default value
27945 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27947 PR tree-optimization/37031
27948 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27950 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27951 allocate it using gc instead of heap, use VEC_quick_push instead of
27953 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27954 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27955 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27956 allocated vector from heap allocated.
27957 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27958 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27959 vector only after perfect_loop_nest_depth call.
27961 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27962 Jan Sjodin <jan.sjodin@amd.com>
27964 PR tree-optimization/38559
27965 * graphite.c (debug_value, copy_constraint,
27966 swap_constraint_variables, scale_constraint_variable, ): New.
27967 (get_lower_bound, get_upper_bound): Removed.
27968 (graphite_trans_bb_strip_mine): Clean up this code that works
27969 only for constant number of iterations. Fully copy upper and
27970 lower bound constraints, not only the constant part of them.
27971 * graphite.h (debug_value): Declared.
27973 2009-01-08 Ira Rosen <irar@il.ibm.com>
27975 PR tree-optimization/37194
27976 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27977 Don't add the cost of cost model guard in prologue to scalar
27978 outside cost in case of known number of iterations.
27980 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27981 Alan Modra <amodra@bigpond.net.au>
27983 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27984 non-word-aligned REG+CONST addressing.
27986 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27989 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27990 free_after_compilation when outputting a thunk.
27991 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27992 Do not call free_after_compilation here.
27994 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27996 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27997 (ix86_valid_target_attribute_inner_p): Ditto.
27999 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28001 PR tree-optimization/38492
28002 PR tree-optimization/38498
28003 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28004 * tree-chrec.h (scev_is_linear_expression): Declared.
28005 * graphite.c (graphite_cannot_represent_loop_niter): New.
28006 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28007 (graphite_loop_normal_form): Use gcc_assert.
28008 (scan_tree_for_params): Use CASE_CONVERT.
28009 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28010 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28011 Use gcc_assert. Discard scops that contain unhandled cases.
28012 (build_scop_conditions): Return a boolean status for unhandled cases.
28013 (strip_mine_profitable_p): Print the loop number, not its depth.
28014 (is_interchange_valid): Pass the depth of the loop nest, don't
28015 recompute it wrongly.
28016 (graphite_trans_bb_block): Same.
28017 (graphite_trans_bb_block): Print tentative of loop blocking.
28018 (graphite_trans_scop_block): Do not print that the loop has been
28020 (graphite_transform_loops): Do not handle scops that contain condition
28023 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28025 AVX Programming Reference (December, 2008)
28026 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28027 (_mm256_stream_pd): Likewise.
28028 (_mm256_stream_ps): Likewise.
28030 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28031 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28032 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28033 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28034 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28035 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28036 (ix86_expand_special_args_builtin): Likewise.
28038 * config/i386/sse.md (AVXMODEDI): New.
28039 (avx_movnt<mode>): Likewise.
28040 (avx_movnt<mode>): Likewise.
28041 (<sse>_movnt<mode>): Remove AVX support.
28042 (sse2_movntv2di): Likewise.
28044 2009-01-07 Richard Guenther <rguenther@suse.de>
28046 PR middle-end/38751
28047 * fold-const.c (extract_muldiv): Remove obsolete comment.
28048 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28049 to PLUS_EXPR canonicalization for the canonicalization.
28051 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28053 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28054 hosted cross-compilers generating less efficient code.
28056 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28058 * function.h (rtl_data): Add a dbr_scheduled_p field.
28059 * reorg.c (dbr_schedule): Set it.
28060 (gate_handle_delay_slots): Check it.
28061 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28062 (mips_reorg): Check flag_delayed_branch instead of
28063 mips_base_delayed_branch.
28064 (mips_override_options): Don't set mips_base_delayed_branch
28065 or flag_delayed_branch.
28067 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28069 PR rtl-optimization/38426.
28070 * ira.c (ira): Set current_function_is_leaf earlier.
28072 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28074 PR rtl-optimization/38722
28075 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28076 too early, only set a flag and modify after last possible
28079 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28082 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28083 * real.c (decimal_single_format): Correct values of emin and emax.
28084 (decimal_double_format): Ditto.
28085 (decimal_quad_format): Ditto.
28086 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28087 computation of DECnn_MIN and DECnn_MAX for corrected values of
28088 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28089 __DECnn_MIN__, and adjust its computation for the corrected value
28092 2009-01-06 Jan Hubicka <jh@suse.cz>
28095 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28097 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28099 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28100 Add Robert Clark to the list of testers.
28102 2009-01-06 Jan Hubicka <jh@suse.cz>
28103 Kai Tietz <kai.tietz@onevision.com>
28105 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28106 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28108 2009-01-06 Jan Hubicka <jh@suse.cz>
28109 Kai Tietz <kai.tietz@onevision.com>
28111 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28113 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28114 (ix86_nsaved_regs): Count only general purpose regs.
28115 (ix86_nsaved_sseregs): New.
28116 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28117 to 16 for w64; compute padding and size of sse reg save area.
28118 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28119 general purpose regs.
28120 (ix86_emit_save_sse_regs_using_mov): New.
28121 (ix86_expand_prologue): Save SSE regs if needed.
28122 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28123 (ix86_emit_restore_sse_regs_using_mov): New.
28124 (ix86_expand_epilogue): Save SSE regs if needed.
28126 2009-01-06 Jan Hubicka <jh@suse.cz>
28127 Kai Tietz <kai.tietz@onevision.com>
28129 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28130 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28131 functions when accumulate outgoing args is off.
28133 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28136 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28137 before using pseudos_have_intersected_live_ranges_p.
28139 * ira-int.h (ira_assert): Always define.
28141 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28143 AVX Programming Reference (December, 2008)
28144 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28145 (_mm256_permute2_pd): Likewise.
28146 (_mm_permute2_ps): Likewise.
28147 (_mm256_permute2_ps): Likewise.
28148 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28149 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28151 * config/i386/i386.c (ix86_builtins): Remove
28152 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28153 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28154 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28155 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28156 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28157 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28158 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28159 __builtin_ia32_vpermil2ps256.
28160 (ix86_init_mmx_sse_builtins): Updated.
28161 (ix86_expand_args_builtin): Likewise.
28163 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28165 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28166 long absolute calls when generating PA 2.0 code.
28168 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28170 PR rtl-optimization/38583
28171 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28173 * params.def (ira-max-conflict-table-size): New.
28175 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28177 * ira.h (ira_conflicts_p): New external definition.
28179 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28180 table. Report this. Return result of building.
28181 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28182 building conflict table.
28184 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28185 (ira_color): Use ira_conflicts_p.
28187 * global.c: Include ira.h.
28188 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28191 * Makefile.in (global.o): Add ira.h.
28193 * ira-build.c (mark_all_loops_for_removal,
28194 propagate_some_info_from_allocno): New.
28195 (remove_unnecessary_allocnos): Call
28196 propagate_some_info_from_allocno.
28197 (remove_low_level_allocnos): New.
28198 (remove_unnecessary_regions): Add parameter. Call
28199 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28200 parameter to remove_unnecessary_regions.
28201 (ira_build): Remove all regions but root if the conflict table was
28202 not built. Update conflict hard regs for allocnos crossing calls.
28204 * ira.c (ira_conflicts_p): New global.
28205 (ira): Define and use ira_conflicts_p.
28207 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28208 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28209 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28211 2009-01-06 Ben Elliston <bje@au.ibm.com>
28213 * gengtype-lex.l (YY_NO_INPUT): Define.
28215 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28218 * c-common.c (handle_vector_size_attribute): Also reject
28219 BOOLEAN_TYPE types.
28221 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28223 PR tree-optimization/38492
28224 * graphite.c (rename_map_elt, debug_rename_elt,
28225 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28226 rename_map_elt_info, eq_rename_map_elts,
28227 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28228 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28229 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28230 (sese_build_livein_liveouts): New.
28231 (new_sese, free_sese): New.
28232 (new_scop): Call new_sese.
28233 (free_scop): Call free_sese.
28234 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28235 (register_old_new_names): Renamed register_old_and_new_names.
28236 (register_scop_liveout_renames, add_loop_exit_phis,
28237 insert_loop_close_phis, struct igp,
28238 default_liveout_before_guard, add_guard_exit_phis,
28239 insert_guard_phis, copy_renames): New.
28240 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28241 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28242 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28243 (scop_adjust_phis_for_liveouts): New.
28244 (gloog): Call scop_adjust_phis_for_liveouts.
28246 * graphite.h (struct sese): Documented. Added fields liveout,
28247 num_ver and livein.
28248 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28249 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28250 (struct scop): Added field liveout_renames.
28251 (SCOP_LIVEOUT_RENAMES): New.
28253 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28255 PR tree-optimization/38510
28256 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28257 (translate_clast): Call recompute_all_dominators before
28259 (gloog): Call recompute_all_dominators before graphite_verify.
28261 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28262 Jan Sjodin <jan.sjodin@amd.com>
28264 PR tree-optimization/38500
28265 * graphite.c (create_sese_edges): Call fix_loop_structure after
28268 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28270 * config.gcc: Add m32r*-*-rtems*.
28271 * config/m32r/rtems.h: New file.
28273 2009-01-05 Ben Elliston <bje@au.ibm.com>
28275 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28276 (.po.pox): Likewise.
28277 (po/gcc.pot): Likewise.
28279 2009-01-04 David S. Miller <davem@davemloft.net>
28281 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28282 (STARTING_FRAME_OFFSET): Always set to zero.
28284 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28286 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28287 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28288 fixed-point types, and vectors of the same.
28290 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28292 * config/mips/sync.md (*mb_barrier): Rename to...
28293 (*memory_barrier): ...this.
28295 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28297 * doc/extend.texi (Function Attributes): Move @cindex after @item
28298 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28299 and put in alphabetical order. Fix 'target' name and put in order.
28300 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28303 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28305 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28306 (memory_barrier): Expand as unspec instead of unspec_volatile.
28307 Remove mem:BLK from insn operands. Use Pmode scratch register.
28308 (*memory_barrier): Define as unspec instead of unspec_volatile.
28309 Use (match_dup 0) as input operand.
28311 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28312 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28313 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28314 scratch register. Remove operand 1.
28315 (*stbar): Define as unspec instead of unspec_volatile.
28316 Use (match_dup 0) as input operand, remove (const_int 8).
28317 (*membar): Define as unspec instead of unspec_volatile.
28318 Use (match_dup 0) as input operand, remove input operand 2.
28320 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28321 (memory_barrier): Expand as unspec instead of unspec_volatile.
28322 Remove mem:BLK from insn operands. Use Pmode scratch register.
28323 (*memory_barrier): Define as unspec instead of unspec_volatile.
28324 Use (match_dup 0) as input operand.
28326 * config/ia64/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 (*memory_barrier): New insn pattern.
28331 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28333 (*memory_barrier): Use (match_dup 0) as input operand.
28335 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28336 Remove mem:BLK from insn operands. Use Pmode scratch register.
28337 Set volatile flag on operand 0.
28338 (*mb_internal): New insn pattern.
28340 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28342 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28344 PR middle-end/38586
28345 * function.c (struct temp_slot): Move to the section of the file
28346 that deals with temp slots. Remove field 'address'.
28347 (temp_slot_address_table): New hash table of address -> temp slot.
28348 (struct temp_slot_address_entry): New struct, items for the table.
28349 (temp_slot_address_compute_hash, temp_slot_address_hash,
28350 temp_slot_address_eq, insert_temp_slot_address): Support functions
28352 (find_temp_slot_from_address): Rewrite to use the new hash table.
28353 (remove_unused_temp_slot_addresses): Remove addresses of temp
28354 slots that have been made available.
28355 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28356 worker function for remove_unused_temp_slot_addresses.
28357 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28358 Add the temp slot address to the address -> temp slot map.
28359 (update_temp_slot_address): Update via insert_temp_slot_address.
28360 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28361 (pop_temp_slots): Likewise.
28362 (init_temp_slots): Allocate the address -> temp slot map, or empty
28363 the map if it is already allocated.
28364 (prepare_function_start): Initialize temp slot processing.
28366 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28368 PR middle-end/38584
28369 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28370 Calculate the size of all stack vars assuming no packing of stack
28371 vars will happen, replacing a quadratic algorithm with a linear one.
28373 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28376 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28379 2009-01-03 Diego Novillo <dnovillo@google.com>
28381 * doc/contrib.texi: Update contributions.
28383 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28386 * builtins.c (fold_builtin_memory_op): Give up if either operand
28387 is volatile. Set srctype or desttype to non-qualified version
28391 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28392 and FUNCTION_DECLs.
28394 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28396 PR rtl-optimization/35805
28397 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28398 problem if fast dce is able to remove any instructions.
28399 * dce.c (dce_process_block): Fix dump message.
28401 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28404 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28406 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28408 PR middle-end/38690
28409 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28410 * tree-pretty-print.c (op_code_prio): New function.
28411 (op_prio): No longer static. Use op_code_prio.
28412 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28413 Use op_prio and op_code_prio to determine if () should be
28414 printed around operand(s) or not.
28416 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28417 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28418 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28419 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28420 pp_character instead of pp_string for single letter printing.
28422 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28424 * doc/extend.texi: Fix '#pragma GCC option' typo.
28426 2009-01-02 Richard Guenther <rguenther@suse.de>
28428 * doc/install.texi (--enable-checking): Mention different
28429 default for stage1.
28430 (--enable-stage1-checking): Document.
28432 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28434 PR middle-end/30142
28435 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28436 case to be an error.
28438 2009-01-02 Ben Elliston <bje@au.ibm.com>
28440 * config/fp-bit.h (pack_d): Constify argument.
28441 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28442 (isnan): Constify argument.
28444 (iszero): Likewise.
28445 (pack_d): Likewise.
28446 (_fpadd_parts): Constify return type.
28447 (_fpmul_parts): Likewise.
28448 (_fpdiv_parts): Likewise.
28450 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28453 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28454 warn about overwriting initializer with side-effects or
28455 -Woverride-init if !IMPLICIT.
28456 (output_init_element): Likewise. Pass IMPLICIT down to
28458 (process_init_element): Add IMPLICIT argument. Pass it down
28459 to output_init_element.
28460 (push_init_element, pop_init_level, set_designator): Adjust
28461 process_init_element callers.
28462 (set_nonincremental_init, set_nonincremental_init_from_string):
28463 Adjust add_pending_init callers.
28464 (output_pending_init_elements): Adjust output_init_element callers.
28465 * c-tree.h (process_init_element): Adjust prototype.
28466 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28467 process_init_element callers.
28470 Copyright (C) 2009 Free Software Foundation, Inc.
28472 Copying and distribution of this file, with or without modification,
28473 are permitted in any medium without royalty provided the copyright
28474 notice and this notice are preserved.