1 2009-10-09 Ian Lance Taylor <iant@google.com>
3 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
6 2009-10-09 Neil Vachharajani <nvachhar@google.com>
8 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
11 2009-10-09 Richard Guenther <rguenther@suse.de>
14 * target-def.h (TARGET_BUILTIN_DECL): Define.
15 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
16 * target.h (struct gcc_target): Add builtin_decl target hook.
17 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
18 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
20 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
22 (lto_output_builtin_tree): Sorry if the target does not support
23 streaming target builtins.
24 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
25 (rs6000_builtin_decl): New function.
26 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
27 (ix86_builtin_decl): New function.
29 2009-10-09 Jakub Jelinek <jakub@redhat.com>
32 * c-ppoutput.c (do_line_change): New function.
33 (cb_line_change): Use it.
34 (scan_translation_unit): Call do_line_change if
35 avoid_paste or PREV_WHITE and token location is on a different line
39 * dwarf2out.c (dwarf2out_init): Test whether
40 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
43 PR rtl-optimization/41646
44 * calls.c (expand_call): For BLKmode types returned in registers
45 avoid likely spilled hard regs in copy_blkmode_from_reg generated
48 2009-10-09 Richard Guenther <rguenther@suse.de>
50 PR tree-optimization/41634
51 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
52 we remove the correct elements.
53 (optimize_stmt): Make sure to update stmt operands before
54 optimizing redundancies.
56 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
58 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
60 2009-10-09 Richard Guenther <rguenther@suse.de>
63 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
65 (lto_wrapper_exit): New function.
67 (fatal_perror): Likewise.
68 (fork_execute): Use global args_name, do not free it.
69 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
70 * lto-streamer.h: Remove duplicate prototypes.
72 2009-10-09 Richard Guenther <rguenther@suse.de>
74 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
75 before calling stmt_can_throw_external.
77 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
79 PR tree-optimization/40071
80 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
81 pointer if the original data reference doesn't conflict with the
82 created vector data reference. Fix long line.
84 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/i386.md (any_div): New code iterator.
87 (u): Handle div and udiv.
89 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
91 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
92 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
93 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
94 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
96 2009-10-08 Joseph Myers <joseph@codesourcery.com>
98 * gcc.c (main): Remove trailing "." from diagnostics.
100 2009-10-08 Cary Coutant <ccoutant@google.com>
102 Add support for debugging with ICF (Identical Code Folding).
103 * calls.c (debug.h): New #include.
104 (emit_call_1): Call virtual_call_token debug hook.
105 * common.opt (-fenable-icf-debug): New option.
106 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
107 locations in the source).
108 (poc_label_num): New variable.
109 (dcall_entry, vcall_entry): New typedefs.
110 (dcall_table, vcall_table): New variables.
111 (struct vcall_insn): New type.
112 (vcall_insn_table): New variable.
113 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
114 (size_of_dcall_table): New function.
115 (output_dcall_table): New function.
116 (size_of_vcall_table): New function.
117 (output_vcall_table): New function.
118 (dwarf2out_direct_call): New function.
119 (vcall_insn_table_hash): New function.
120 (vcall_insn_table_eq): New function.
121 (dwarf2out_virtual_call_token): New function.
122 (dwarf2out_virtual_call): New function.
123 (dwarf2out_init): Allocate new tables and sections.
124 (prune_unused_types): Mark DIEs referenced from direct call table.
125 (dwarf2out_finish): Output direct and virtual call tables.
126 * final.c (final_scan_insn): Call direct_call and virtual_call
128 * debug.h (struct gcc_debug_hooks): Add direct_call,
129 virtual_call_token, virtual_call hooks.
130 (debug_nothing_uid): New function.
131 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
132 (debug_nothing_uid): New function.
133 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
134 (xcoff_debug_hooks): Likewise.
135 * sdbout.c (sdb_debug_hooks): Likewise.
136 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
137 * doc/invoke.texi (-fenable-icf-debug): New option.
139 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
142 * regmove.c (regmove_backward_pass): Replace src with dst in the
143 debug insn, and check for dst before rather than after.
145 2009-10-08 Janis Johnson <janis187@us.ibm.com>
147 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
148 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
150 2009-10-08 Jan Hubicka <jh@suse.cz>
153 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
154 do not mark cgraph nodes as needed.
155 (record_references_in_initializer): Add new only_vars parameter.
156 * cgraph.h (record_references_in_initializer): New parameter.
157 * varasm.c (assemble_variable): Update call.
158 * varpool.c (varpool_analyze_pending_decls): Always look for
161 2009-10-08 Anatoly Sokolov <aesok@post.ru>
163 * config/avr/avr.c (last_insn_address) Remove variable.
164 (expand_prologue): Don't initialise last_insn_address variable.
165 (final_prescan_insn): Don't output insn size.
166 * config/avr/avr.opt (msize): Remove switch.
167 * doc/invoke.texi (AVR Options): Remove documentation of -msize
170 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
172 * combine.c (label_tick_ebb_start): Fix comment.
173 (combine_instructions): Set label_tick and label_tick_ebb_start before
174 calling setup_incoming_promotions. Start them from 1. Increment
175 label_tick instead of deriving it from the BB index. Rather than
176 comparing ticks use the block from the previous iteration to decide
177 whether to start a new EBB. Remove empty lines before function.
179 2009-10-08 Michael Matz <matz@suse.de>
182 * builtins.c (fold_builtin_isascii): Use fold_build2.
183 (fold_builtin_isdigit): Ditto.
184 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
185 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
186 remove_useless_stmts_cond, remove_useless_stmts_tf,
187 remove_useless_stmts_tc, remove_useless_stmts_bind,
188 remove_useless_stmts_goto, remove_useless_stmts_label,
189 remove_useless_stmts_1, remove_useless_stmts,
190 pass_remove_useless_stmts): Remove.
191 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
192 * passes.c (init_optimization_passes): Don't add
193 pass_remove_useless_stmts.
194 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
195 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
197 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
198 for static constants.
199 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
200 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
202 2009-10-08 Richard Guenther <rguenther@suse.de>
204 * gimple.c (free_gimple_type_tables): New function.
205 * gimple.h (free_gimple_type_tables): Declare.
207 2009-10-07 Mark Heffernan <meheff@google.com>
209 * ipa-prop.c (ipa_print_node_params) Only print
210 names of named arguments.
212 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
214 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
215 being statically linked.
217 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
219 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
221 2009-10-08 Jan Hubicka <jh@suse.cz>
224 * ipa.c (cgraph_externally_visible_p,
225 function_and_variable_visibility,
226 whole_program_function_and_variable_visibility): Skip non-finalized
229 2009-10-08 Nick Clifton <nickc@redhat.com>
231 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
234 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
237 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
239 2009-10-07 Joseph Myers <joseph@codesourcery.com>
242 * c-common.c (c_fully_fold_internal): Strip nops from the result
243 of recursive calls to c_fully_fold_internal.
244 (c_wrap_maybe_const): New.
245 (c_save_expr): Use c_wrap_maybe_const.
246 * c-common.h (c_wrap_maybe_const): Declare.
247 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
248 build_binary_op): Use c_wrap_maybe_const.
250 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
252 * real.c: Fix comment to reflect actual exponent size.
254 2009-10-08 Ben Elliston <bje@au.ibm.com>
256 * config/rs6000/a2.md: Add FSF comment header.
258 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
260 * config/i386/i386.md (any_extend): New code iterator.
261 (u, s): New code attributes.
263 (DWIH): Rewrite as code iterator for SI and DI modes.
264 (DWI): Rewrite as mode attribute.
265 (dwi): New mode attribute.
266 (di): Depend on SI mode and DI mode.
267 (doubleint_general_operand): Remove mode attribute.
269 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
272 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
273 (*sub<mode>3_doubleword): Ditto.
275 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
276 using SWIM248 mode iterator.
277 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
278 using SWI48 mode iterator.
279 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
280 patterns using DWIH mode iterator and any_extend code iterator.
281 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
282 using any_extend code iterator.
283 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
284 patterns using DWIH mode iterator and any_extend code iterator.
285 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
286 using any_extend code iterator.
287 (<s>mul<mode>3_highpart): Macroize expander from
288 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
289 and any_extend code iterator.
290 (*<s>muldi3_highpart_1): Macroize insn from
291 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
292 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
293 patterns using any_extend code iterator.
294 (*<s>mulsi3_highpart_zext): Macroize insn from
295 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
297 2009-10-07 Jakub Jelinek <jakub@redhat.com>
299 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
300 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
301 refering to a DIE with DW_AT_const_value.
303 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
306 * ira-lives.c (check_and_make_def_conflict): Process all operands.
308 2009-10-06 Jan Hubicka <jh@suse.cz>
310 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
313 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
315 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
316 *lea_2_rex64): Move before *add<mode>_1 pattern.
318 2009-10-07 Jan Hubicka <jh@suse.cz>
320 * collect2.c (main): Add -fno-whole-program.
321 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
323 2009-10-07 Jan Hubicka <jh@suse.cz>
325 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
326 has no address taken.
327 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
329 (cgraph_clone_node): Clear externally_visible flag for clones.
330 * cgraph.h (cgraph_only_called_directly_p,
331 cgraph_can_remove_if_no_direct_calls_p): New predicates.
332 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
333 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
334 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
335 ipcp_insert_stage): Likwise.
336 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
337 externally_visible flag.
338 (verify_cgraph_node): Verify that inline clones look right.
339 (process_function_and_variable_attributes): Do not set
340 externally_visible flags.
341 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
343 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
345 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
346 clear externally_visible when turning into inline clones
347 (cgraph_mark_inline_edge): Use new predicates.
348 (cgraph_estimate_growth): Likewise.
349 (cgraph_decide_inlining): Likewise.
350 * ipa.c (cgraph_postorder): Likewise.
351 (cgraph_remove_unreachable_nodes): Likewise; sanity check
352 that inline clones are not needed.
353 (cgraph_externally_visible_p): New predicate.
354 (function_and_variable_visibility): Add whole_program parameter;
355 always set externally_visible flag; handle COMDAT function
357 (local_function_and_variable_visibility): New function.
358 (gate_whole_program_function_and_variable_visibility): New function.
359 (whole_program_function_and_variable_visibility): New function.
360 (pass_ipa_whole_program_visibility): New function.
361 * passes.c (init_optimization_passes): Add whole program visibility
363 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
364 not care about needed/reachable flags.
365 * varpool.c: Include flags.h
366 (decide_is_variable_needed): When doing LTO assume whole-program mode.
367 (varpool_finalize_decl): When we are in LTO read-back, all variables
369 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
371 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
373 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
376 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
378 * config.gcc: Don't include the makefile fragments intended for
380 * config/s390/fixdfdi.h: File removed.
381 * config/s390/libgcc-glibc.ver: File removed.
382 * config/s390/s390.h: Remove the fixdfdi.h hack.
383 * config/s390/t-crtstuff: File moved to libgcc dir.
384 * config/s390/t-linux: Likewise.
385 * config/s390/t-tpf: libgcc specific parts removed.
386 * config/s390/t-linux64: Likewise.
388 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
390 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
391 (lto-compress.o): Likewise.
393 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
396 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
397 dllexport to class members here.
398 (i386_pe_determine_dllimport_p): Only check static class data for
400 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
401 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
402 functions for vague linkage.
403 (i386_pe_type_dllexport_p): Fix formatting.
404 (maybe_add_dllexport) New function.
405 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
408 2009-10-07 Ben Elliston <bje@au.ibm.com>
410 * config/rs6000/a2.md: Remove duplicated lines.
412 2009-10-07 Ben Elliston <bje@au.ibm.com>
414 * config.gcc (powerpc*-*-*): Handle a2.
415 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
416 * config/rs6000/a2.md: New file.
417 * config/rs6000/rs6000.opt (mno-update): New.
418 (mupdate): Return to using a mask, not a var.
419 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
420 (enum processor_type): Add PROCESSOR_PPCA2.
421 * config/rs6000/rs6000.c (ppca2_cost): New costs.
422 (rs6000_override_options): Add "a2" to processor_target_table.
423 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
424 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
426 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
428 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
429 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
430 reference to nonexistent gen_truncxfxf2 function.
432 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
434 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
435 (DWIH, g, di, doubleint_general_operand): New mode attributes.
436 (general_operand): Handle TI mode.
437 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
438 using SDWIM mode iterator.
439 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
440 pattern from *add{di,ti}3_1 patterns and corresponding splitters
441 using DWI mode iterator.
442 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
443 patterns using SWI mode iterator.
444 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
445 using SWI48 mode iterator.
446 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
447 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
448 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
449 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
450 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
451 using SDWIM mode iterator.
452 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
453 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
454 using DWI mode iterator.
455 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
456 patterns using SWI mode iterator.
457 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
458 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
459 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
460 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
461 patterns using plusminus code iterator.
462 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
463 sub<mode>3 patterns using plusminus code iterator.
464 * config/i386/i386.c (override_options): Update call to
465 gen_subdi_carry_rex64 for renamed function.
466 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
467 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
468 calls to instruction expanders.
470 2009-10-06 Martin Jambor <mjambor@suse.cz>
473 * opts.c (decode_options): Run IPA-SRA at -O2.
475 2009-10-06 Richard Guenther <rguenther@suse.de>
477 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
479 2009-10-06 Tobias Burnus <burnus@net-b.de>
482 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
483 -flto and -fwhole-program flags can be combined.
485 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
488 * gcc.c (process_command): Check that -o argument was specified.
490 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
492 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
494 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
496 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
497 * doc/invoke.texi (Warning Options): Annotate allowed languages
498 for -Wunsuffixed-float-constants.
500 2009-10-05 Jakub Jelinek <jakub@redhat.com>
502 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
503 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
504 same name and isn't the main variant.
507 * dwarf2out.c (loc_by_reference): Removed.
508 (dw_loc_list_1): New function.
509 (dw_loc_list): Remove toplev argument, add want_address argument.
510 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
511 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
512 want_address == 2 to dw_loc_list. For successful dw_loc_list
513 set have_address to 1 only if want_address is not 0.
515 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
517 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
518 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
519 a code block followed by two pointers.
520 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
521 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
522 (MIPS_MOVE): Likewise.
523 (MIPS_LUI): Likewise.
525 (MIPS_BAL): Likewise.
526 (MIPS_NOP): Likewise.
527 (mips_asm_trampoline_template): Delete.
528 (mips_trampoline_code_size): New function.
529 (mips_trampoline_init): Add shorter sequences for all cases
530 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
531 Calculate the opcodes directly, rather than copying from a template.
532 Only flush the code part of the trampoline.
533 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
535 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
537 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
538 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
539 (INCOMING_RETURN_ADDR_RTX): Likewise.
540 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
542 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
543 with RETURN_ADDR_REGNUM.
544 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
545 * config/mips/mips.c (mips16_build_call_stub): Replace
546 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
547 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
548 (mips_print_operand_punctuation): Likewise.
549 (mips_frame_set): Likewise.
550 (mips16e_output_save_restore): Likewise.
551 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
552 (mips_save_reg_p): Likewise.
553 (mips_return_addr): Likewise.
554 (mips_set_return_address): Likewise.
555 (mips_direct_save_slot_move_p): Likewise.
556 (mips_output_function_prologue): Likewise.
557 (mips_restore_reg): Likewise.
558 (mips_expand_epilogue): Likewise.
559 (mips_epilogue_uses): Likewise.
560 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
561 (*mov<mode>_ra): Use it instead of a hard-coded 31.
562 (clear_hazard_<mode>): Likewise.
563 (call_internal): Likewise.
564 (call_internal_direct): Likewise.
565 (call_direct_split): Likewise.
566 (call_value_internal): Likewise.
567 (call_value_split): Likewise.
568 (call_value_internal_direct): Likewise.
569 (call_value_direct_split): Likewise.
570 (call_value_multiple_internal): Likewise.
571 (call_value_multiple_split): Likewise.
573 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
574 Jakub Jelinek <jakub@redhat.com>
576 PR rtl-optimization/41511
577 * combine.c (record_value_for_reg): Pass explicit values as argument
578 to get_last_value_validate.
579 (get_last_value_validate): Document INSN parameter.
580 For non-readonly MEMs, assume they might have been modified if INSN
581 was in another basic block.
582 (get_last_value): Minor reformatting.
584 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
587 * final.c (asm_str_count): Split out from asm_insn_count.
588 * rtl.h (asm_str_count): New prototype.
589 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
592 2009-10-05 Sriraman Tallam <tmsriram@google.com>
594 * doc/plugins.texi: Change plugin_pass to register_pass_info.
596 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
597 Rafael Espindola <espindola@google.com>
599 * gengtype.c (write_types): Moved call to write_func_for_structure
602 2009-10-05 Richard Guenther <rguenther@suse.de>
605 * lto-cgraph.c (output_cgraph): Output toplevel asms.
606 (input_cgraph_1): Input toplevel asms.
608 2009-10-05 Richard Guenther <rguenther@suse.de>
611 * lto-symtab.c (lto_compatible_attributes_p): Remove.
612 (external_aggregate_decl_p): Likewise.
613 (lto_symtab_compatible): Re-structure. Remove dead code.
614 For variables ignore toplevel qualifiers when comparing types.
615 Issue warnings, not errors for mismatched user-alignment.
617 2009-10-05 Richard Guenther <rguenther@suse.de>
621 * lto-symtab.c (struct lto_symtab_base_def): Remove.
622 (struct lto_symtab_identifier_def): Likewise.
623 (struct lto_symtab_decl_def): Likewise.
624 (struct lto_symtab_entry_def): New.
625 (lto_symtab_identifier_t): Rename to ...
626 (lto_symtab_entry_t): ... this.
627 (lto_symtab_decls): Remove.
628 (lto_symtab_base_hash): Rename to ...
629 (lto_symtab_entry_hash): ... this.
630 (lto_symtab_base_eq): Rename to ...
631 (lto_symtab_entry_eq): ... this.
632 (lto_symtab_base_marked_p): Rename to ...
633 (lto_symtab_entry_marked_p): ... this.
634 (lto_symtab_identifier_marked_p): Remove.
635 (lto_symtab_decl_marked_p): Likewise.
636 (lto_symtab_maybe_init_hash_tables): Rename to ...
637 (lto_symtab_maybe_init_hash_table): ... this.
638 (lto_symtab_set_resolution_and_file_data): Remove.
639 (lto_symtab_register_decl): New function.
640 (lto_symtab_get_identifier): Remove.
641 (lto_symtab_get): New function.
642 (lto_symtab_get_resolution): Adjust.
643 (lto_symtab_get_identifier_decl): Remove.
644 (lto_symtab_set_identifier_decl): Likewise.
645 (lto_symtab_merge_decl): Rename to ...
646 (lto_symtab_merge): ... this. Rewrite.
647 (lto_symtab_merge_var): Remove.
648 (lto_symtab_merge_fn): Likewise.
649 (lto_symtab_prevailing_decl): Adjust.
650 (lto_cgraph_replace_node): New function.
651 (lto_symtab_merge_decls_2): Likewise.
652 (lto_symtab_merge_decls_1): Likewise.
653 (lto_symtab_fixup_var_decls): Likewise.
654 (lto_symtab_resolve_symbols): Likewise.
655 (lto_symtab_merge_decls): Likewise.
656 (lto_symtab_prevailing_decl): Adjust.
657 (lto_symtab_get_symtab_def): Remove.
658 (lto_symtab_get_file_data): Likewise.
659 (lto_symtab_clear_resolution): Adjust.
660 (lto_symtab_clear_resolution): Likewise.
661 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
662 (input_cgraph_1): Likewise.
663 * lto-streamer-in.c (get_resolution): Do not provide fake
664 symbol resolutions here.
665 (deferred_global_decls): Remove.
666 (lto_register_deferred_decls_in_symtab): Likewise.
667 (lto_register_var_decl_in_symtab): Change signature, register
668 variable via lto_symtab_register_decl.
669 (lto_register_function_decl_in_symtab): Likewise.
670 (lto_read_tree): Adjust.
671 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
672 (lto_symtab_merge_var): Likewise.
673 (lto_symtab_merge_fn): Likewise.
674 (lto_symtab_register_decl): Declare.
675 (lto_symtab_merge_decls): Likewise.
677 2009-10-05 Richard Guenther <rguenther@suse.de>
679 PR tree-optimization/23821
680 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
681 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
682 simple IV increments.
684 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
686 * config/arm/arm.c (arm_override_options): Really initialize
687 flag_dwarf2_cfi_asm to 0.
689 2009-10-05 Doug Kwan <dougkwan@google.com>
691 PR rtl-optimization/41574
692 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
693 floating point and we are not doing unsafe math optimizations.
695 2009-10-03 Simon Baldwin <simonb@google.com>
696 Cary Coutant <ccoutant@google.com>
697 Rafael Espindola <espindola@google.com>
698 Richard Guenther <rguenther@suse.de>
699 Jan Hubicka <jh@suse.cz>
700 Doug Kwan <dougkwan@google.com>
701 H.J. Lu <hongjiu.lu@intel.com>
702 Bill Maddox <maddox@google.com>
703 Ryan Mansfield <rmansfield@qnx.com>
704 Diego Novillo <dnovillo@google.com>
705 Ollie Wild <aaw@google.com>
706 Kenneth Zadeck <zadeck@naturalbridge.com>
708 * lto-cgraph.c: New file.
709 * lto-compress.c: New file.
710 * lto-compress.h: New file.
711 * lto-opts.c: New file.
712 * lto-section-in.c: New file.
713 * lto-section-out.c: New file.
714 * lto-streamer-in.c: New file.
715 * lto-streamer-out.c: New file.
716 * lto-streamer.c: New file.
717 * lto-streamer.h: New file.
718 * lto-symtab.c: New file.
719 * lto-wpa-fixup.c: New file.
720 * lto-wrapper.c: New file.
722 2009-10-03 Simon Baldwin <baldwin@google.com>
723 Ben Elliston <bje@au.ibm.com>
724 Rafael Espindola <espindola@google.com>
725 Nathan Froyd <froydnj@codesourcery.com>
726 Jan Hubicka <jh@suse.cz>
727 Doug Kwan <dougkwan@google.com>
728 Diego Novillo <dnovillo@google.com>
729 Kenneth Zadeck <zadeck@naturalbridge.com>
731 * Makefile.in (enable_lto): New.
732 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
733 (LINKER_PLUGIN_API_H): Define.
734 (LTO_SYMTAB_H): Define.
735 (LTO_STREAMER_H): Define.
736 (TREE_VECTORIZER_H): Define.
737 (INCLUDES): Add LIBELFINC.
738 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
739 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
740 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
741 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
742 (native): Add lto-wrapper$(exeext)
743 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
744 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
745 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
746 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
747 (varasm.o): Add dependency on tree-iterator.h.
748 (cgraph.o): Add dependency on cif-code.def.
749 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
750 (ipa-pure-const.o): Likewise.
751 (GTFILES): Add lto-symtab.c.
752 (install-lto-wrapper): New.
753 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
754 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
755 * config.in: Regenerate.
757 2009-10-03 Rafael Espindola <espindola@google.com>
758 Diego Novillo <dnovillo@google.com>
760 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
762 Call execute_ipa_summary_passes for all_regular_ipa_passes and
764 (cgraph_optimize): Make extern.
766 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
767 Kenneth Zadeck <zadeck@naturalbridge.com>
769 * toplev.c (in_lto_p): Declare.
770 * collect2.c (scan_prog_file): Read all the output when reading
772 (enum lto_mode_d): Declare.
774 2009-10-03 Richard Guenther <rguenther@suse.de>
775 Diego Novillo <dnovillo@google.com>
777 * gimple.c: Include target.h and alias.h.
778 (gimple_types): Declare.
779 (type_hash_cache): Declare.
780 (gimple_alloc_stat): Make extern.
781 (gimple_build_eh_must_not_throw): Call
782 gimple_eh_must_not_throw_set_fndecl.
783 (struct type_pair_d): Declare.
784 (type_pair_t): Declare.
785 (type_pair_hash): New.
787 (lookup_type_pair): New.
788 (gimple_force_type_merge): New.
789 (compare_type_names_p): New.
790 (compare_field_offset): New.
791 (gimple_types_compatible_p): New.
792 (struct sccs): Declare.
793 (next_dfs_num): Declare.
794 (iterative_hash_gimple_type): New.
796 (iterative_hash_type_name): New.
797 (iterative_hash_gimple_type): New.
798 (gimple_type_hash): New.
799 (gimple_type_eq): New.
800 (gimple_register_type): New.
801 (print_gimple_types_stats): New.
802 (gimple_signed_or_unsigned_type): New.
803 (gimple_unsigned_type): New.
804 (gimple_signed_type): New.
805 (gimple_get_alias_set): New.
806 (gimple_decl_printable_name): Do not use DMGL_TYPES.
807 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
808 (gimple_force_type_merge): Declare.
809 (gimple_types_compatible_p): Declare.
810 (gimple_register_type): Declare.
811 (print_gimple_types_stats): Declare.
812 (gimple_unsigned_type): Declare.
813 (gimple_signed_type): Declare.
814 (gimple_get_alias_set): Declare.
815 (gimple_eh_must_not_throw_set_fndecl): New.
817 2009-10-03 Jan Hubicka <jh@suse.cz>
818 Kenneth Zadeck <zadeck@naturalbridge.com>
820 * ipa-pure-const.c: Include lto-streamer.h.
821 (register_hooks): Factor out of ...
822 (generate_summary): ... here.
823 (pure_const_write_summary): New.
824 (pure_const_read_summary): New.
825 (pass_ipa_pure_const): Add pure_const_write_summary and
826 pure_const_read_summary.
827 * ipa-reference.c: Include lto-streamer.h.
828 (add_new_function): New.
829 (remove_node_data): New.
830 (duplicate_node_data): New.
831 (ipa_init): Guard against multiple calls.
832 Move hook setup from analyze_function.
833 (write_node_summary_p): New.
834 (ipa_reference_write_summary): New.
835 (ipa_reference_read_summary): New.
836 (pass_ipa_reference): Add ipa_reference_write_summary and
837 ipa_reference_read_summary.
838 * cgraph.h (cgraph_local_info): Add field lto_file_data.
839 (struct cgraph_edge): Add fields lto_stmt_uid and
840 call_stmt_cannot_inline_p.
841 (cgraph_optimize): Declare.
842 (cgraph_decide_is_function_needed): Declare.
843 (reset_inline_failed): Declare.
844 (enum LTO_cgraph_tags): Declare.
845 (LTO_cgraph_tag_names): Declare.
846 (LCC_NOT_FOUND): Define.
848 2009-10-03 Doug Kwan <dougkwan@google.com>
849 Rafael Espindola <espindola@google.com>
850 Jan Hubicka <jh@suse.cz>
851 Diego Novillo <dnovillo@google.com>
852 Kenneth Zadeck <zadeck@naturalbridge.com>
854 * passes.c (all_regular_ipa_passes): New.
855 (all_ipa_passes): Rename to all_small_ipa_passes.
856 (init_optimization_passes): Init all_regular_ipa_passes.
857 * tree-pass.h (all_regular_ipa_passes): New.
858 (all_ipa_passes): Rename to all_small_ipa_passes.
859 * passes.c (all_lto_gen_passes): New.
860 (init_optimization_passes): Initialize all_lto_gen_passes.
861 (execute_ipa_summary_passes): Make non-static.
862 (ipa_write_summaries_1): New.
863 (ipa_write_summaries_2): New.
864 (ipa_write_summaries): New.
865 (ipa_write_summaries_of_cgraph_node_set): New.
866 (ipa_read_summaries_1): New.
867 (ipa_read_summaries): New.
868 (execute_ipa_pass_list): Call cgraph_process_new_functions.
869 (execute_regular_ipa_pass_list): Remove.
870 (init_optimization_passes): Schedule
871 pass_rebuild_cgraph_edges and pass_early_inline outside
872 of pass_all_early_optimizations. Document reason.
873 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
874 pass_ipa_lto_finish_out): New pass.
875 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
876 (execute_all_ipa_transforms): New.
877 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
878 (dump_properties, debug_properties): New.
879 * tree-optimize.c (gate_all_early_local_passes): Return
880 false if we are in lto1.
881 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
882 * tree-pass.h (execute_all_ipa_transforms): Declare.
883 (pass_ipa_function_and_variable_visibility): Declare.
884 (pass_ipa_early_inline): Declare.
885 (pass_ipa_lto_gimple_out): Declare.
886 (pass_ipa_lto_wpa_fixup): Declare.
887 (pass_ipa_lto_finish_out): Declare.
888 (all_small_ipa_passes, all_regular_ipa_passes,
889 all_lto_gen_passes): Declare.
890 (execute_ipa_summary_passes): Declare.
891 (execute_all_ipa_transforms): Declare.
892 (ipa_write_summaries): Declare
893 (ipa_write_summaries_of_cgraph_node_set): Declare.
894 (ipa_read_summaries): Declare.
896 2009-10-03 Doug Kwan <dougkwan@google.com>
897 Ollie Wild <aaw@google.com>
899 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
901 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
902 (lto_mode): New variable.
903 (maybe_run_lto_and_relink): Handle the -fwpa option.
904 (main): Handle the -fwpa option.
905 (maybe_unlink_list): New function.
906 * gcc.c (link_lto_options): Replace -flto with -fwpa.
907 * common.opt (flto): New flag.
908 * toplev.c (flag_generate_lto): Declare.
910 2009-10-03 Simon Baldwin <simonb@google.com>
912 * common.opt (flto-compression-level): New flag.
914 * opts.c: Include lto-opts.h.
915 (handle_option): Call lto_register_user_option for each
916 valid option handled.
917 (decode_options): Clear registered options before the options
920 2009-10-03 Cary Coutant <ccoutant@google.com>
922 * collect2.c (is_elf): New function.
923 (scan_prog_file): Require LTO object to be in ELF format.
925 2009-10-03 Rafael Espindola <espindola@google.com>
927 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
928 libgcc to the linker.
930 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
932 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
933 (collect_execute): Add flags argument. Pass flags to pex_run. Update
935 * collect2.h (collect_execute): Add flags argument.
936 * tlink.c (tlink_execute): Update call to collect_execute.
937 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
938 (use_linker_plugin): New.
939 (use_linker_plugin_spec_function): New.
940 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
941 (linker_plugin_file_spec): New.
942 (lto_wrapper_spec): New.
944 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
945 (static_spec_functions): Add use-linker-plugin.
946 (process_command): Handle -use-linker-plugin.
947 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
948 linker_plugin_file_spec and lto_gcc_spec.
949 (use_linker_plugin_spec_function): New.
951 2009-10-03 Richard Guenther <rguenther@suse.de>
955 * tree.h (is_lang_specific): Include LANG_TYPE.
956 * tree.c (find_decls_types_r): Manually add interesting parts
957 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
959 * gimple.c (type_pair_hash): Make symmetric.
960 (type_pair_eq): Likewise.
961 (lookup_type_pair): Increase initial hashtable size.
962 (gimple_force_type_merge): Rely on type-pair symmetry.
963 (visit): Remove excessive checking code.
964 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
965 (gimple_register_type): Remove getenv calls, shrink initial
969 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
970 inline functions if not generating lto output.
973 * toplev.c (finalize): In WPA mode remove the asm file.
975 2009-10-03 Doug Kwan <dougkwan@google.com>
977 * ipa-inline.c (cgraph_mark_inline): Check
978 edge->call_stmt_cannot_inline_p instead of calling
979 gimple_call_cannot_inline_p.
980 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
981 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
982 (inline_generate_summary): Do nothing in LTRANS.
983 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
984 exists before calling gimple_call_cannot_inline_p.
985 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
986 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
987 Update new_edge->lto_stmt_uid.
988 * cgraphbuild.c (reset_inline_failed): New.
990 * common.opt (fwpa): New flag.
991 (fltrans): New option.
992 * gcc.c (gcc_lto_option_t): New type.
993 (current_lto_option): New variable.
994 (lto_single_spec_function): Remove and is replaced by ..
995 (lto_option_spec_function): New function.
996 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
997 passing the -flto flag.
998 (cc1_options): Separate non-LTO related parts into ..
999 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1000 (lto1_options): New spec for lto FE.
1001 (link_lto_options): New spec for handling LTO flags in linker.
1002 (invoke_lto_single): Re-format to fit in 80 column. Replace
1003 lto-single with lto-option.
1004 (static_specs): Add cc1_non_lto_options, lto1_options and
1006 (static_spec_function): Replace lto-single with lto-option.
1007 (process_command): Handle -flto, -fwpa and -fltran by setting
1008 current_lto_option and not passing it to subprocess unconditionally.
1010 2009-10-03 Bill Maddox <maddox@google.com>
1012 Add `gcc' driver support for link-time code generation (LTO).
1014 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1015 (lto_flag, lto_objects, lto_o_file): New variables.
1016 (struct lto_object, struct lto_object_list): New structures.
1017 (collect_exit, handler): Remove LTO temporary output file on exit.
1018 (add_lto_object): New function.
1019 (maybe_run_lto_and_relink): New function. Perform link time code
1020 generation and relinking for object files containing LTO information.
1021 (main): Invoke maybe_run_lto_and_relink().
1022 (dump_argv): New function. For debugging, currently disabled.
1023 (scan_prog_file): Add LTO information pass.
1024 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1026 * toplev.c (compile_file): Emit assembler directive to create
1027 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1029 2009-10-03 Diego Novillo <dnovillo@google.com>
1031 * c.opt: Add LTO to warn_abi and warn_psabi.
1033 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1034 inline function. Ignore language-specific nodes. Update all users.
1035 (find_decls_types_r): Do not traverse the subtrees of
1036 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1037 * tree.h (is_lang_specific): New.
1038 * langhooks.h (struct lang_hooks_for_decls): Remove
1039 may_need_assembler_name_p. Update all users.
1041 * c-common.c (set_builtin_user_assembler_name): Move ...
1042 * builtins.c (set_builtin_user_assembler_name): ... here.
1043 (is_builtin_name): Add comment
1044 (is_builtin_fn): New.
1045 * except.c (output_ttype): Only call
1046 lookup_type_for_runtime if TYPE is not a runtime type.
1048 * passes.c (register_pass): Call position_pass on
1049 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1050 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1051 (TV_IPA_LTO_DECL_IO): Define.
1052 (TV_IPA_LTO_CGRAPH_IO): Define.
1054 (TV_WHOPR_WPA): Define.
1055 (TV_WHOPR_WPA_IO): Define.
1056 (TV_WHOPR_LTRANS): Define.
1057 (TV_WHOPR_WPA_FIXUP): Define.
1058 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1059 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1060 * tree-flow.h (tree_node_can_be_shared): Declare.
1061 * tree-inline.c (tree_can_inline_p): Check that E has a
1062 statement associated with it.
1063 * tree.c (free_lang_data_in_binf): Factor out of ...
1064 (free_lang_data_in_type): ... here.
1065 Call RECORD_OR_UNION_TYPE_P.
1066 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1067 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1068 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1069 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1070 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1071 (gate_free_lang_data): Return true if flag_generate_lto is set.
1072 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1073 * c-common.h (set_builtin_user_assembler_name): Move ...
1074 * tree.h (set_builtin_user_assembler_name): ... here.
1076 * common.opt (flto-report): New flag.
1077 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1078 * collect2.c (scan_prog_file): Send the error output of
1079 'nm' to HOST_BIT_BUCKET.
1081 2009-10-03 Ollie Wild <aaw@google.com>
1083 * langhooks-def.h (lhd_begin_section): New function declaration.
1084 (lhd_write_section): New function declaration.
1085 (lhd_end_section): New function declaration.
1086 (LANG_HOOKS_BEGIN_SECTION): New macro.
1087 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1088 (LANG_HOOKS_END_SECTION): New macro.
1089 (LANG_HOOKS_LTO): New macro.
1090 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1091 * langhooks.c (output.h): Add include.
1092 (saved_section): New static variable.
1093 (lhd_begin_section): New function.
1094 (lhd_write_section_data): New function.
1095 (lhd_end_section): New function.
1096 * langhooks.h (struct lang_hooks_for_lto): New structure.
1097 (struct lang_hooks): Add member lto.
1098 * Makefile.in (langhooks.o): Add dependency on output.h.
1100 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1102 2009-10-03 Richard Guenther <rguenther@suse.de>
1104 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1107 2009-10-03 Simon Baldwin <simonb@google.com>
1108 Richard Guenther <rguenther@suse.de>
1109 Janis Johnson <janis187@us.ibm.com>
1110 Doug Kwan <dougkwan@google.com>
1111 Diego Novillo <dnovillo@google.com>
1112 Ramana Radhakrishnan <ramana.r@gmail.com>
1113 Ollie Wild <aaw@google.com>
1115 * doc/install.texi: Add documentation for libelf and --enable-lto.
1116 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1117 -flto-report, -flto-compression-level and -use-linker-plugin.
1118 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1119 Add section for LTO Testing.
1121 2009-10-02 Cary Coutant <ccoutant@google.com>
1123 Add support for comdat type sections for DWARF v4.
1124 Merge from dwarf4 branch.
1126 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1127 (dw_die_ref): Define vector type.
1128 (enum dw_val_class): Add dw_val_class_data8.
1129 (struct dw_val_struct): Add v.val_data8.
1130 (comdat_type_node_ref): New type.
1131 (struct die_struct): Move die_symbol into a union; add new field
1132 die_type_node. Change all uses.
1133 (comdat_type_node): New type.
1134 (skeleton_chain_node): New type.
1135 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1136 (comdat_type_list): New variable.
1137 (dwarf_tag_name): Add DW_TAG_type_unit.
1138 (dwarf_attr_name): Add DW_AT_signature.
1139 (add_AT_data8): New function.
1140 (replace_child): New function.
1141 (move_all_children): New function.
1142 (print_signature): New function.
1143 (print_die): Print signature information; add dw_val_class_data8.
1144 (attr_checksum): Support dw_val_class_data8.
1145 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1146 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1147 (checksum_sleb128, checksum_uleb128): New functions.
1148 (checksum_die_context): New function.
1149 (loc_checksum_ordered): New function.
1150 (attr_checksum_ordered): New function.
1151 (struct checksum_attributes): New structure.
1152 (collect_checksum_attributes): New function.
1153 (die_checksum_ordered): New function.
1154 (generate_type_signature): New function.
1155 (same_dw_val_p): Add dw_val_class_data8.
1156 (is_symbol_die): Use new is_declaration_die function.
1157 (is_declaration_die): New function.
1158 (should_move_die_to_comdat): New function.
1159 (clone_die): New function.
1160 (clone_tree): New function.
1161 (clone_as_declaration): New function.
1162 (copy_declaration_context): New function.
1163 (generate_skeleton_ancestor_tree): New function.
1164 (generate_skeleton_bottom_up): New function.
1165 (generate_skeleton): New function.
1166 (remove_child_or_replace_with_skeleton): New function.
1167 (break_out_comdat_types): New function.
1168 (struct decl_table_entry): New type.
1169 (htab_decl_hash): New function.
1170 (htab_decl_eq): New function.
1171 (htab_decl_del): New function.
1172 (copy_ancestor_tree): New function.
1173 (copy_decls_walk): New function.
1174 (copy_decls_for_unworthy_types): New function.
1175 (build_abbrev_table): Don't assert on missing die_symbol when doing
1176 comdat type sections.
1177 (size_of_die): Use DW_FORM_sig8 for external references. Add
1179 (unmark_dies): Don't assert for unmarked dies when doing comdat
1181 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1182 (output_signature): New function.
1183 (output_die): Likewise.
1184 (output_compilation_unit_header): Mark output as DWARF version 3
1185 even if generating DWARF 4.
1186 (output_comdat_type_unit): New function.
1187 (output_line_info): Mark output as DWARF version 3 even if generating
1189 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1191 (dwarf2out_end_source_file): Likewise.
1192 (prune_unused_types_walk_attribs): Don't follow references into
1193 comdat type sections.
1194 (prune_unused_types_mark): When generating type units, do not mark
1195 children of non-defining declarations of types; do mark children of
1197 (prune_unused_types): Process comdat type sections.
1198 (htab_ct_hash): New function.
1199 (htab_ct_eq): New function.
1200 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1201 Add a pointer to the line table from type unit entries so
1202 DW_AT_decl_file has meaning.
1203 * varasm.c (default_elf_asm_named_section): Use identifier name as
1204 comdat key instead of lang hook.
1206 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1208 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1210 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1212 * config/i386/i386.md (SWIM248): New mode iterator.
1213 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1214 divmodhi4 patterns using SWIM248 macro.
1215 (*divmod<mode>4): Macroize insn_and_split pattern from
1216 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1217 and their corresponding splitters usign SWIM248 macro. Split SImode
1218 insn to generate cltd and DImode insn to generate cqto instead of
1219 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1220 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1221 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1222 *divmodsi_noext patterns using SWIM248 macro.
1223 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1224 udivmodhi4 patterns using SWIM248 macro.
1225 (*udivmod<mode>4): Macroize insn_and_split pattern from
1226 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1227 corresponding splitters using SWIM248 macro.
1228 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1229 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1231 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1233 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1234 of zero-sized element is zero-sized regardless of its extent.
1236 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1239 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1240 * configure: Regenerated.
1241 * config.in: Regenerated.
1242 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1243 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1244 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1245 not emitting .eh_frame, emit .cfi_sections .debug_frame
1250 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1251 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1253 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1254 vars use DECL_RTL with resetting it back to NULL afterwards.
1255 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1256 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1257 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1258 the attribute type allows it, otherwise use DW_FORM_dataN.
1259 (mem_loc_descriptor): Handle CONST_STRING.
1260 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1261 Handle MEM with CONST_STRING address using add_AT_string.
1262 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1263 CONST_STRING for const arrays initialized with a string literal.
1264 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1265 (dwarf2out_finish): Call resolve_addr.
1267 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1268 Maxim Kuvyrkov <maxim@codesourcery.com>
1270 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1272 2009-10-02 Nick Clifton <nickc@redhat.com>
1274 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1275 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1277 2009-10-01 Jan Hubicka <jh@suse.cz>
1279 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1280 (cgraph_create_virtual_clone): Just pass redirect_callers
1282 * cgraph.h (cgraph_clone_node): Update prototype.
1283 * ipa-pure-const.c (self_recursive_p): New function.
1284 (propagate): Use it.
1285 * ipa-inline.c (cgraph_clone_inlined_nodes,
1286 cgraph_decide_recursive_inlining): Update.
1288 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1290 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1291 instructions for TARGET_OCTEON.
1293 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1295 * config/arm/arm.c (arm_override_options): Turn off
1296 flag_dwarf2_cfi_asm for AAPCS variants.
1298 2009-10-01 Martin Jambor <mjambor@suse.cz>
1301 * tree-sra.c (convert_callers): Do not call
1302 compute_inline_parameters on one caller more than once.
1304 2009-10-01 Nick Clifton <nickc@redhat.com>
1306 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1307 an empty string if not already defined.
1309 2009-10-01 Martin Jambor <mjambor@suse.cz>
1312 * tree-sra.c (is_va_list_type): New function.
1313 (find_var_candidates): Call is_va_list_type.
1314 (find_param_candidates): Check that the type or the type pointed
1315 to are not va_list types.
1317 2009-10-01 Martin Jambor <mjambor@suse.cz>
1320 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1321 DECL_ARTIFICIAL (param_decl) is true.
1323 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1325 * tree.h (tree_decl_common::lang_flag_8): New.
1326 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1328 * c-common.h (RID_CONSTEXPR): New.
1330 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1332 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1333 Use ref-all pointers.
1334 (alpha_gimplify_va_arg): Ditto.
1336 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1339 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1340 before insn counting loop now that BB_END (bb) is counted. Ensure
1341 the return value isn't zero.
1343 2009-09-30 Nick Clifton <nickc@redhat.com>
1345 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1346 with separate definitions of c_target_objs and cxx_target_objs.
1347 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1349 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1350 sh_symbian_import_export_class.
1351 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1352 * config/sh/symbian.c: Delete, moving code into...
1353 * config/sh/symbian-base.c: ... here
1354 * config/sh/symbian-c.c: ... and here
1355 * config/sh/symbian-cxx.c: ... and here.
1357 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1360 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1361 of plus RTX into register.
1363 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1365 * doc/install.texi: Linguistic and markup fixes.
1366 (Configuration) <--disable-cpp>: Remove description.
1367 <--enable-maintainer-mode>: Autotools files are affected, too.
1368 <--with-sysroot>: Improve description.
1369 (Building): Bump required GNU make version.
1371 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1373 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1374 (x86_64-*-*): Ditto.
1376 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1377 intrinisics for FMA4.
1378 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1379 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1380 Add FMA4 check and fma4intrin.h.
1381 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1383 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1384 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1385 constant for FMA4 support.
1386 (UNSPEC_FMA4_FMADDSUB): Ditto.
1387 (UNSPEC_FMA4_FMSUBADD): Ditto.
1388 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1389 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1390 (ix86_expand_fma4_multiple_memory): Ditto.
1391 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1392 (OPTION_MASK_ISA_FMA4_UNSET): New.
1393 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1394 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1395 (ix86_handle_option): Handle -mfma4.
1396 (isa_opts): Handle -mfma4.
1397 (enum pta_flags): Add PTA_FMA4.
1398 (override_options): Add FMA4 support.
1399 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1400 (IX86_BUILTIN_VFMADDSD): Ditto.
1401 (IX86_BUILTIN_VFMADDPS): Ditto.
1402 (IX86_BUILTIN_VFMADDPD): Ditto.
1403 (IX86_BUILTIN_VFMSUBSS): Ditto.
1404 (IX86_BUILTIN_VFMSUBSD): Ditto.
1405 (IX86_BUILTIN_VFMSUBPS): Ditto.
1406 (IX86_BUILTIN_VFMSUBPD): Ditto.
1407 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1408 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1409 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1410 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1411 (IX86_BUILTIN_VFNMADDSS): Ditto.
1412 (IX86_BUILTIN_VFNMADDSD): Ditto.
1413 (IX86_BUILTIN_VFNMADDPS): Ditto.
1414 (IX86_BUILTIN_VFNMADDPD): Ditto.
1415 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1416 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1417 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1418 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1419 (IX86_BUILTIN_VFMADDPS256): Ditto.
1420 (IX86_BUILTIN_VFMADDPD256): Ditto.
1421 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1422 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1423 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1424 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1425 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1426 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1427 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1428 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1429 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1430 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1431 (enum multi_arg_type): New enum for describing the various FMA4
1432 intrinsic argument types.
1433 (bdesc_multi_arg): New table for FMA4 intrinsics.
1434 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1435 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1437 (ix86_expand_builtin): Add FMA4 intrinsic support.
1438 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1439 operand instructions.
1440 (ix86_expand_fma4_multiple_memory): New function to split the
1441 second memory reference from FMA4 instructions.
1442 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1443 (ssemodesuffixf2s): Ditto.
1444 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1446 (fma4_fmsub<mode>4): Ditto.
1447 (fma4_fnmadd<mode>4): Ditto.
1448 (fma4_fnmsub<mode>4): Ditto.
1449 (fma4_vmfmadd<mode>4): Ditto.
1450 (fma4_vmfmsub<mode>4): Ditto.
1451 (fma4_vmfnmadd<mode>4): Ditto.
1452 (fma4_vmfnmsub<mode>4): Ditto.
1453 (fma4_fmadd<mode>4256): Ditto.
1454 (fma4_fmsub<mode>4256): Ditto.
1455 (fma4_fnmadd<mode>4256): Ditto.
1456 (fma4_fnmsub<mode>4256): Ditto.
1457 (fma4_fmaddsubv8sf4): Ditto.
1458 (fma4_fmaddsubv4sf4): Ditto.
1459 (fma4_fmaddsubv4df4): Ditto.
1460 (fma4_fmaddsubv2df4): Ditto.
1461 (fma4_fmsubaddv8sf4): Ditto.
1462 (fma4_fmsubaddv4sf4): Ditto.
1463 (fma4_fmsubaddv4df4): Ditto.
1464 (fma4_fmsubaddv2df4): Ditto.
1465 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1466 instructions for intrinsics.
1467 (fma4i_fmsub<mode>4): Ditto.
1468 (fma4i_fnmadd<mode>4): Ditto.
1469 (fma4i_fnmsub<mode>4): Ditto.
1470 (fma4i_vmfmadd<mode>4): Ditto.
1471 (fma4i_vmfmsub<mode>4): Ditto.
1472 (fma4i_vmfnmadd<mode>4): Ditto.
1473 (fma4i_vmfnmsub<mode>4): Ditto.
1474 (fma4i_fmadd<mode>4256): Ditto.
1475 (fma4i_fmsub<mode>4256): Ditto.
1476 (fma4i_fnmadd<mode>4256): Ditto.
1477 (fma4i_fnmsub<mode>4256): Ditto.
1478 (fma4i_fmaddsubv8sf4): Ditto.
1479 (fma4i_fmaddsubv4sf4): Ditto.
1480 (fma4i_fmaddsubv4df4): Ditto.
1481 (fma4i_fmaddsubv2df4): Ditto.
1482 (fma4i_fmsubaddv8sf4): Ditto.
1483 (fma4i_fmsubaddv4sf4): Ditto.
1484 (fma4i_fmsubaddv4df4): Ditto.
1485 (fma4i_fmsubaddv2df4): Ditto.
1487 * doc/invoke.texi (-mfma4): Add documentation.
1488 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1490 2009-09-29 Richard Henderson <rth@redhat.com>
1492 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1493 an edge to the new destination block.
1495 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1498 * pa.c (hppa_profile_hook): Use
1499 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1501 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1502 Alexander Monakov <amonakov@ispras.ru>
1505 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1506 (not_postinc_memory_operand): New.
1507 (not_postinc_move_operand): New.
1508 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1509 (*cmovsi_internal): Ditto.
1511 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1513 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1514 restrict issue_rate in first pass when scheduling for register
1517 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1518 Rafael Avila de Espindola <espindola@google.com>
1520 * gengtype.c (plugin_output): New.
1521 (get_output_file_with_visibility): Return plugin_output for plugins.
1522 (main): Parse and use the -P option.
1523 * gty.texi: Update the command line format.
1525 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1528 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1530 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1531 out if !const_ok_for_output.
1534 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1535 case VAR_LOCATION>: Remove gcc_unreachable ().
1537 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1539 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1540 (x86_64-*-*): Ditto.
1541 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1542 back to smmintrin.h.
1543 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1544 * config/i386/x86intrin.h: Remove SSE5.
1545 * config/i386/mmintrin-common.h: Delete file.
1546 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1548 2009-09-29 Richard Guenther <rguenther@suse.de>
1550 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1551 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1553 2009-09-29 Nick Clifton <nickc@redhat.com>
1555 * function.c (current_function_name): If there is no current
1556 function just return "<none>".
1558 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1560 * tree-pass.h (register_pass_info): New structure.
1561 (pass_positioning_ops): Move enum from gcc-plugin.h.
1562 (register_pass): New function.
1563 * gcc-plugin.h (plugin_pass): Delete structure.
1564 (pass_positioning_ops): Delete enum.
1565 * plugin.c (regsiter_pass): Delete function.
1566 (position_pass): Delete function.
1567 (added_pass_nodes): Delete variable.
1568 (prev_added_pass_nodes): Delete variable.
1569 (pass_list_node): Delete structure.
1570 * passes.c (make_pass_instance): New function.
1571 (next_pass_1): Change to call make_pass_instance.
1572 (pass_list_node): Move structure from gcc-plugin.h.
1573 (added_pass_nodes): Move variable from plugin.c.
1574 (prev_added_pass_nodes): Move variable from plugin.c.
1575 (position_pass): New function.
1576 (register_pass): New function.
1578 2009-09-28 Easwaran Raman <eraman@google.com>
1580 * ifcvt.c (noce_try_abs): Recognize pattern and call
1581 expand_one_cmpl_abs_nojump.
1582 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1583 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1585 2009-09-28 Ian Lance Taylor <iant@google.com>
1588 * c-opts.c (c_common_handle_option): Don't set
1589 warn_jump_misses_init for -Wall.
1590 * doc/invoke.texi (Warning Options): Update documentation.
1592 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1594 * Makefile.in ($(out_object_file)): Depend on
1595 gt-$(basename $(notdir $(out_file))).h.
1597 2009-09-28 Richard Henderson <rth@redhat.com>
1599 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1600 * except.c (gen_eh_region): Set it.
1601 (duplicate_eh_regions_1): Copy it.
1602 * tree-eh.c (lower_resx): Use it to determine which function
1605 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1606 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1607 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1608 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1609 BUILT_IN_CXA_END_CLEANUP if necessary.
1611 * c-common.c (c_define_builtins): Update call to
1612 build_common_builtin_nodes.
1614 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1616 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1618 2009-09-28 Michael Matz <matz@suse.de>
1620 * builtins.c (interclass_mathfn_icode): New helper.
1621 (expand_builtin_interclass_mathfn): Use it here, and split folding
1623 (fold_builtin_interclass_mathfn): ... this new folder.
1624 (build_call_nofold_loc): New static helper.
1625 (build_call_nofold): New wrapper macro for above.
1626 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1627 (expand_builtin_pow): Ditto.
1628 (expand_builtin_memset_args): Ditto.
1629 (expand_builtin_printf): Ditto.
1630 (expand_builtin_fprintf): Ditto.
1631 (expand_builtin_sprintf): Ditto.
1632 (expand_builtin_memory_chk): Ditto.
1633 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1634 (expand_builtin_stpcpy): Ditto.
1635 (expand_builtin_strcmp): Ditto.
1636 (expand_builtin_strncmp): Ditto.
1637 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1638 (expand_builtin_strcpy_args): Don't call folders.
1639 (expand_builtin_memcmp): Ditto.
1640 (expand_builtin_strncpy): Ditto, and use target.
1641 (expand_builtin_memcpy): Ditto.
1642 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1643 expand_builtin_strpbrk, expand_builtin_memmove,
1644 expand_builtin_memmove_args, expand_builtin_bcopy,
1645 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1646 expand_builtin_strspn, expand_builtin_strcspn,
1647 expand_builtin_fputs): Remove these.
1648 (expand_builtin): Don't call the above, change calls to other
1649 expanders that changed prototype.
1650 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1651 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1652 fold_builtin_interclass_mathfn.
1653 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1654 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1656 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1657 * passes.c (init_optimization_passes): Move pass_fold_builtins
1658 after last phiopt pass.
1659 * tree-inline.c (fold_marked_statements): When folding builtins
1660 iterate over all instruction potentially generated.
1661 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1663 (fold_gimple_call): Use it to always fold calls (into potentially
1664 multiple instructions).
1665 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1666 calls into zero at this time.
1667 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1668 statements generated by builtin folding.
1670 2009-09-28 Nick Clifton <nickc@redhat.com>
1672 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1674 2009-09-28 Duncan Sands <baldrick@free.fr>
1676 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1677 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1678 (register_callback): Dispatch it.
1679 (invoke_plugin_callbacks): Incorporate in sanity check.
1680 * ggc.h (ggc_register_cache_tab): Add declaration.
1681 * ggc-common.c (ggc_register_root_tab): Simplify.
1682 (const_ggc_cache_tab_t): New typedef.
1683 (extra_cache_vec): New vector of dynamically added cache tables.
1684 (ggc_register_cache_tab): New function.
1685 (ggc_scan_cache_tab): New function.
1686 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1687 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1689 2009-09-27 Richard Henderson <rth@redhat.com>
1691 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1692 which we remove __builtin_stack_restore.
1694 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1696 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1697 to test for GRD_INVARIANT.
1698 (simple_rhs_p): Anything that's function_invariant_p is fine.
1700 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1702 * gengtype.c (main): Use plunge_files instead of plugin_output.
1704 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1705 Rafael Avila de Espindola <espindola@google.com>
1707 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1708 Don't print pch related info if it is false.
1709 (main): Don't print pch info in plugin mode.
1711 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1713 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1714 with dw_val_class_const_double.
1715 (struct dw_val_struct): Replace val_long_long with val_double and
1716 adjust for above change.
1717 (output_loc_operands): Likewise.
1718 (add_AT_long_long): Rename into...
1719 (add_AT_double): ...this.
1720 (print_die): Replace dw_val_class_long_long with
1721 dw_val_class_const_double and adjust.
1722 (attr_checksum): Likewise.
1723 (same_dw_val_p): Likewise.
1724 (size_of_die): Likewise.
1725 (value_format): Likewise.
1726 (output_die): Likewise.
1727 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1728 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1729 instead of add_AT_long_long.
1730 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1731 value with the precision of its type.
1733 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1736 * c-typeck.c (build_conditional_expr): Use the readonly and
1737 volatile flags of the operand types, not of the operands itself.
1739 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1741 * collect2.c (main): Look for -brtl before adding libraries.
1743 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1745 * config.gcc: Update OpenBSD targets.
1746 * config/openbsd-stdint.h: New file.
1747 * config/openbsd-libpthread.h: New file.
1748 * config/openbsd.h: Update and break out LIB_SPEC definition.
1749 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1750 * config/i386/openbsdelf.h: Correct types.
1751 * config/m68k/openbsd.h: Likewise.
1752 * config/mips/openbsd.h: Likewise.
1753 * config/vax/openbsd.h: Likewise.
1755 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1757 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1758 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1759 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1760 of the length and zero.
1762 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1764 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1765 (FLAGS_H): Add options.h $(REAL_H).
1766 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1767 (TREE_VECTORIZER_H): New.
1768 (EBITMAP_H): Renamed from EBIMAP_H.
1769 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1770 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1771 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1772 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1773 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1774 (graphite-clast-to-gimple.o, graphite-dependences.o)
1775 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1776 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1777 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1778 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1779 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1780 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1781 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1782 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1783 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1784 updated and fixed as per above changes and per
1785 check_makefile_deps.sh output.
1788 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1789 * configure: Regenerate.
1791 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1793 * doc/install.texi: Update minimum MPC version to 0.7.
1795 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1797 * doc/install.texi (Binaries): Remove reference to the binary
1798 distribution CD-ROM from the FSF.
1800 2009-09-26 Michael Matz <matz@suse.de>
1804 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1805 that are mentioned in the body.
1807 2009-09-26 Michael Matz <matz@suse.de>
1809 PR tree-optimization/41454
1810 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1811 (tree_ssa_dominator_optimize): Don't allocate and free it.
1812 (dom_opt_leave_block): Don't iterate over it.
1813 (eliminate_redundant_computations): Don't return a value.
1814 (cprop_operand, cprop_into_stmt): Ditto.
1815 (optimize_stmt): Don't defer updating stmts.
1817 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1819 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1820 generic_parameter_die, template_parameter_pack_die,
1821 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1822 renaming DW_TAG_formal_parameter_pack and
1823 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1824 and DW_TAG_GNU_template_parameter_pack.
1826 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1828 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1829 * config/v850/v850.c (v850_function_value): New function.
1830 (TARGET_FUNCTION_VALUE): Define.
1832 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1834 * tree-vect-stmts.c (vectorizable_call): Call
1835 mark_symbols_for_renaming after vect_finish_stmt_generation.
1837 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1838 to loc_descriptor_from_tree.
1839 (add_location_or_const_value_attribute): Pass 0 instead of 2
1840 for decl_by_reference_p decls.
1842 2009-09-25 Richard Guenther <rguenther@suse.de>
1845 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1848 2009-09-25 Ben Elliston <bje@au.ibm.com>
1850 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1853 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1855 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1856 form of instruction.
1858 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1861 * fold-const.c (const_binop): Handle complex int division.
1862 * tree-complex.c (expand_complex_div_straight,
1863 expand_complex_div_wide): Update comments.
1865 2009-09-24 DJ Delorie <dj@redhat.com>
1868 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1869 (reg_class): Likewise.
1870 (REG_CLASS_NAMES): Likewise.
1871 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1872 (m32c_override_options): Disable -fivopts for M32C.
1874 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1876 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1877 Delete VSX load/store with update support.
1878 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1879 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1883 (VStype_load_update): Ditto.
1884 (VStype_store_update): Ditto.
1885 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1886 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1888 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1889 load/store with update builtins.
1891 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1893 * libgcc2.c (L_trampoline): Prototype for getpagesize
1894 and mprotect in WINNT case.
1896 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1898 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1899 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1900 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1901 'outgoing' argument.
1902 (TARGET_FUNCTION_VALUE): Define.
1904 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1906 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1908 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1911 * common.opt: Initialize dwarf_strict to -1.
1912 * toplev.c (process_options): Catch unset dwarf_strict
1913 and set to 0 for all targets not overriding.
1914 * config/darwin.c (darwin_override_options): Catch unset
1915 dwarf_strict and override to 1.
1917 2009-09-24 Jeff Law <law@redhat.com>
1919 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1921 2009-09-24 Richard Guenther <rguenther@suse.de>
1923 PR tree-optimization/36143
1924 PR tree-optimization/38747
1925 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1926 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1928 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1931 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1932 return false instead of gcc_unreachable (). For CONST return the
1933 value returned by recursive call instead of always returning true.
1934 (tree_add_const_value_attribute): Return the value returned by
1935 add_const_value_attribute instead of always returning true if rtl
1938 2009-09-23 Justin Seyster <jrseys@gmail.com>
1940 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1942 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1944 * cgraphunit.c (cgraph_lower_function): Revert last change.
1945 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1946 instead of DECL_NO_STATIC_CHAIN.
1947 * tree-cfg.c (verify_gimple_call): Likewise.
1948 * tree-nested.c (get_chain_decl, get_chain_field,
1949 convert_tramp_reference_op, convert_gimple_call): Likewise.
1950 (convert_all_function_calls): Likewise. Always set or clear
1951 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1952 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1953 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1955 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1956 DECL_NO_STATIC_CHAIN.
1957 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1958 instead of DECL_NO_STATIC_CHAIN.
1959 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1960 decl_function_context.
1961 * varasm.c (initializer_constant_valid_p): Likewise.
1962 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1963 (DECL_STATIC_CHAIN): ... this.
1964 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1965 instead of DECL_NO_STATIC_CHAIN.
1967 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1968 Rafael Avila de Espindola <espindola@google.com>
1970 * gengtype.c (nb_plugin_files): Make it unsigned to match
1971 num_gt_files. Adjust other variables to avoid warnings.
1972 (main): Allocate an all zero lang_bitmap before each plugin file name
1973 to match regular file names.
1975 2009-09-23 Richard Henderson <rth@redhat.com>
1977 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1978 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1979 static chain passed in memory.
1980 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1981 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1982 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1983 STATIC_CHAIN_REGNUM defined.
1985 * config/picochip/picochip-protos.h: s/class/klass/.
1986 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1987 (picochip_static_chain): New.
1988 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1989 (STATIC_CHAIN_INCOMING): Remove.
1991 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1992 (xtensa_static_chain): New.
1993 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1994 (STATIC_CHAIN_INCOMING): Remove.
1996 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1998 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1999 * config/pa/pa-protos.h (function_value): Remove.
2000 * config/pa/pa.c (pa_function_value): Rename from function_value.
2001 Make static, add 'outgoing' argument.
2002 (TARGET_FUNCTION_VALUE): Define.
2004 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2006 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2007 instead of cfun->machine->is_leaf.
2008 * config/avr/avr.h (machine_function): Remove is_leaf field.
2010 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2013 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2014 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2015 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2016 the same size, prefer DW_OP_stack_value.
2017 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2018 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2020 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2023 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2025 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2028 * cfgexpand.c (convert_debug_memory_address): New.
2029 (expand_debug_expr): Convert base address and offset to the same
2030 mode. Use it to convert addresses to other modes. Accept
2033 2009-09-23 Richard Guenther <rguenther@suse.de>
2035 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2036 produced for bigendian targets with promoted subregs.
2038 2009-09-23 Richard Guenther <rguenther@suse.de>
2040 * value-prof.c (gimple_ic): Purge old EH edges only after building
2043 2009-09-23 Nick Clifton <nickc@redhat.com>
2045 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2047 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2050 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2053 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2054 on non-nested functions.
2056 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2057 Jan Hubicka <jh@suse.cz>
2059 * dwarf2out.c (loc_list_plus_const): Only define if
2060 DWARF2_DEBUGGING_INFO.
2061 (address_of_int_loc_descriptor): Likewise.
2064 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2066 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2069 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2070 constant is more than zero.
2072 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2075 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2076 call final to emit non-scheduled prologue, instead insert at entry.
2078 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2079 Joseph S. Myers <joseph@codesourcery.com>
2081 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2083 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2084 Rafael Avila de Espindola <espindola@google.com>
2086 * gengtype.c (is_file_equal): New function.
2087 (close_output_files): Use is_file_equal. Free of->buf.
2089 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2090 Rafael Avila de Espindola <espindola@google.com>
2092 * gengtype.c (write_types, write_local): Add the output_header
2093 argument. Update all callers.
2095 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2097 * dwarf2out.c (template_parameter_pack_die,
2098 gen_formal_parameter_pack_die ): New functions.
2099 (make_ith_pack_parameter_name): Remove this function.
2100 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2101 DW_TAG_formal_parameter_pack.
2102 (gen_generic_params_dies): Represent each template parameter pack
2103 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2104 represented by usual DW_TAG_template_*_parameter DIEs that are
2105 children of the DW_TAG_template_parameter_pack element DIE.
2106 (generic_parameter_die): This doesn't deal with parameter pack
2107 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2108 of parameter pack DIEs.
2109 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2110 in certain cases, e.g. for pack elements.
2111 (gen_formal_types_die, gen_decl_die): Adjust usage of
2112 gen_formal_parameter_die.
2113 (gen_subprogram_die): Represent each function parameter pack by a
2114 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2115 represented by usual DW_TAG_formal_parameter DIEs that are children
2116 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2117 ____builtin_va_alist decls as no part of the compiler uses those
2119 * langhooks.h (struct lang_hooks_for_decls): Add
2120 function_parm_expanded_from_pack_p, get_generic_function_decl
2121 and function_parameter_pack_p hooks. Fix comment for
2122 get_innermost_generic_parms hook.
2123 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2124 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2125 macros and use them to initialize lang_hook.
2127 2009-09-22 Richard Henderson <rth@redhat.com>
2129 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2130 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2131 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2132 on TRAMPOLINE_TEMPLATE.
2133 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2134 TRAMPOLINE_ADJUST_ADDRESS.
2135 * targhooks.c (default_asm_trampoline_template): Remove.
2136 (default_trampoline_adjust_address): Remove.
2137 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2138 * targhooks.h: Update decls.
2140 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2142 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2143 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2144 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2146 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2149 * reload1.c (reload): Reset debug insns with pseudos without
2152 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2154 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2155 unconditional true for decimal float modes.
2156 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2157 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2159 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2161 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2162 Enable a new case for __FreeBSD__ >= 7.
2163 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2164 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2165 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2166 and USE_LD_AS_NEEDED.
2168 * doc/install.texi (*-*-freebsd*): Update target information.
2170 2009-09-22 Richard Guenther <rguenther@suse.de>
2173 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2174 arrays really properly.
2176 2009-09-22 Richard Henderson <rth@redhat.com>
2179 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2180 calls.static_chain, calls.trampoline_init,
2181 calls.trampoline_adjust_address.
2182 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2183 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2184 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2185 * builtins.c (expand_builtin_setjmp_receiver): Use
2186 targetm.calls.static_chain; only clobber registers.
2187 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2188 set up memory attributes properly for the trampoline block.
2189 (expand_builtin_adjust_trampoline): Use
2190 targetm.calls.trampoline_adjust_address.
2191 * calls.c (prepare_call_address): Add fndecl argument. Use
2192 targetm.calls.static_chain.
2193 * df-scan.c (df_need_static_chain_reg): Remove.
2194 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2195 consolodate static chain handling.
2196 * doc/tm.texi: Document new hooks.
2197 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2198 (init_emit_regs): Don't initialize them.
2199 * expr.h (prepare_call_address): Update decl.
2200 * final.c (profile_function): Use targetm.calls.static_chain.
2201 * function.c (expand_function_start): Likewise.
2202 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2203 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2204 only clobber registers.
2205 * targhooks.c (default_static_chain): New.
2206 (default_asm_trampoline_template, default_trampoline_init): New.
2207 (default_trampoline_adjust_address): New.
2208 * targhooks.h: Declare them.
2209 * varasm.c (assemble_trampoline_template): Use
2210 targetm.asm_out.trampoline_template. Make the memory block const
2213 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2214 alpha_initialize_trampoline. Make static. Merge VMS parameter
2215 differences into the TARGET_ABI_OPEN_VMS code block.
2216 (TARGET_TRAMPOLINE_INIT): New.
2217 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2218 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2219 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2220 (INITIALIZE_TRAMPOLINE): Remove.
2222 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2223 (TRAMPOLINE_TEMPLATE): Merge with ...
2224 (INITIALIZE_TRAMPOLINE): ... this and move ...
2225 * config/arc/arc.c (arc_trampoline_init): ... here.
2226 (TARGET_TRAMPOLINE_INIT): New.
2228 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2229 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2230 (arm_asm_trampoline_template): New.
2231 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2232 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2233 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2234 code to arm_asm_trampoline_template.
2235 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2236 arm_trampoline_adjust_address.
2237 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2238 adjust for target hook parameters.
2240 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2243 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2244 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2245 (bfin_trampoline_init): Rename from initialize_trampoline;
2246 make static; update for target hook parameters.
2247 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2248 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2249 bfin_asm_trampoline_template.
2250 (INITIALIZE_TRAMPOLINE): Remove.
2252 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2253 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2254 cris_trampoline_init): New.
2255 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2256 cris_asm_trampoline_template.
2257 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2258 adjust for target hook parameters.
2260 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2262 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2263 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2264 fr30_trampoline_init): New.
2265 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2266 fr30_asm_trampoline_template.
2267 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2268 adjust for target hook parameters.
2270 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2271 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2272 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2273 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2274 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2276 * config/h8300/h8300.c (h8300_trampoline_init): New.
2277 (TARGET_TRAMPOLINE_INIT): New.
2278 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2279 to h8300_trampoline_init and adjust for hook parameters.
2281 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2282 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2283 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2284 make static; adjust for hook parameters.
2285 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2287 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2288 (TARGET_TRAMPOLINE_INIT): New.
2289 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2290 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2291 iq2000_asm_trampoline_template.
2292 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2293 (TRAMPOLINE_CODE_SIZE): New.
2294 (TRAMPOLINE_SIZE): Use it.
2295 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2297 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2298 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2299 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2300 adjust for hook parameters.
2301 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2303 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2304 (m32r_trampoline_init): New.
2305 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2306 m32r_trampoline_init.
2308 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2309 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2310 make static; update for hook parameters.
2311 * config/m68hc11/m68hc11-protos.h: Update.
2312 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2314 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2315 (TARGET_TRAMPOLINE_INIT): New.
2316 (mcore_function_value): Fix typo.
2317 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2318 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2319 to mcore_asm_trampoline_template.
2320 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2322 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2323 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2324 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2325 update for hook parameters.
2326 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2328 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2329 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2330 mips_trampoline_init): New.
2331 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2332 mips_asm_trampoline_template.
2333 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2334 update for hook parameters.
2336 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2337 (TARGET_TRAMPOLINE_INIT): New.
2338 (mmix_trampoline_size): Remove.
2339 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2340 make static. Remove out-of-date tetra vs octa comment.
2341 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2342 make static; update for hook parameters.
2343 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2344 (INITIALIZE_TRAMPOLINE): Remove.
2345 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2346 (TRAMPOLINE_ALIGNMENT): New.
2347 * gcc/config/mmix/mmix-protos.h: Update.
2349 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2350 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2351 mn10300_trampoline_init): New.
2352 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2353 mn10300_asm_trampoline_template.
2354 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2356 * config/moxie/moxie.c (moxie_static_chain,
2357 moxie_asm_trampoline_template, moxie_trampoline_init,
2358 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2359 TARGET_TRAMPOLINE_INIT): New.
2360 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2361 moxie_trampoline_init.
2362 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2363 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2365 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2366 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2367 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2368 pa_trampoline_adjust_address): New.
2369 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2370 pa_asm_trampoline_template.
2371 (TRAMPOLINE_ALIGNMENT): New.
2372 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2373 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2374 adjust for hook parameters.
2375 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2377 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2378 (TARGET_TRAMPOLINE_INIT): New.
2379 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2380 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2382 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2384 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2385 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2386 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2387 make static; adjust parameters for the hook.
2388 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2390 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2391 s390_trampoline_template; make static.
2392 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2393 make static; adjust for target hook.
2394 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2395 * config/s390/s390-protos.h: Remove trampoline decls.
2396 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2397 (TRAMPOLINE_TEMPLATE): Remove.
2398 (TRAMPOLINE_ALIGNMENT): New.
2400 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2401 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2402 (TARGET_TRAMPOLINE_INIT): New.
2403 (score_asm_trampoline_template): New.
2404 (score_trampoline_init): Rename from score_initialize_trampoline;
2405 make static; adjust for hook parameters.
2406 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2407 score[37]_asm_trampoline_template.
2408 (INITIALIZE_TRAMPOLINE): Remove.
2409 * config/score/score3.c (score3_asm_trampoline_template): New.
2410 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2411 adjust for target hook.
2412 * config/score/score7.c (score7_asm_trampoline_template): New.
2413 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2414 adjust for target hook.
2415 * config/score/score3.h, config/score/score7.h: Update.
2417 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2418 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2419 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2420 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2421 make static; adjust for target hook parameters.
2422 (sh_trampoline_adjust_address): New.
2423 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2424 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2426 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2427 (sparc32_initialize_trampoline): Rename from
2428 sparc_initialize_trampoline; make static; replace tramp parameter
2429 with m_tramp and update memory accesses.
2430 (sparc64_initialize_trampoline): Similarly.
2431 (sparc_trampoline_init): New.
2432 * config/sparc/sparc-protos.h: Remove trampoline decls.
2433 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2434 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2436 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2437 (array_to_constant): Make ARR parameter const.
2438 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2439 make static; update for hook parameters.
2440 * config/spu/spu-protos.h: Update decls.
2441 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2443 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2444 from xstormy16_initialize_trampoline; make static; update for
2446 (TARGET_TRAMPOLINE_INIT): New.
2447 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2449 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2450 (TARGET_TRAMPOLINE_INIT): New.
2451 (v850_can_eliminate): Make static.
2452 (v850_asm_trampoline_template, v850_trampoline_init): New.
2453 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2454 v850_asm_trampoline_template.
2455 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2456 and adjust for target hook parameters.
2458 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2459 (TARGET_TRAMPOLINE_INIT): New.
2460 (vax_asm_trampoline_template, vax_trampoline_init): New.
2461 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2462 vax_asm_trampoline_template.
2463 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2465 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2466 (TARGET_TRAMPOLINE_INIT): New.
2467 (xtensa_asm_trampoline_template): Rename from
2468 xtensa_trampoline_template; make static.
2469 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2470 make static; update for hook parameters.
2471 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2472 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2473 (INITIALIZE_TRAMPOLINE): Remove.
2475 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2476 error for nested functions with regparm=3.
2477 (ix86_compute_frame_layout): Adjust frame pointer offset for
2478 ix86_static_chain_on_stack.
2479 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2480 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2481 don't reset to UNITS_PER_WORD.
2482 (ix86_emit_leave): Adjust ix86_cfa_state.
2483 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2484 (ix86_static_chain): New.
2485 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2486 make static; update for target hook parameters; use ix86_static_chain.
2487 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2488 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2489 (INITIALIZE_TRAMPOLINE): Remove.
2490 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2491 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2492 to the end. Add static_chain_on_stack.
2493 (ix86_static_chain_on_stack): New.
2495 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2496 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2497 (m68k_trampoline_init): New.
2498 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2499 m68k_trampoline_init and adjust for hook parameters.
2500 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2501 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2503 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2505 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2506 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2508 * reload1.c (reload): Call wrap_constant when substituting
2509 reg for equiv inside of DEBUG_INSNs.
2512 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2513 add_call_src_coords_attributes, add_high_low_attributes,
2514 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2515 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2516 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2517 when -gdwarf-2 -gstrict-dwarf.
2518 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2519 -gdwarf-[23] -gstrict-dwarf.
2520 (address_of_int_loc_descriptor, loc_descriptor,
2521 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2522 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2523 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2525 2009-09-22 Richard Guenther <rguenther@suse.de>
2527 PR tree-optimization/41428
2528 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2529 (ccp_finalize): Pass it to substitute_and_fold.
2531 2009-09-22 Richard Guenther <rguenther@suse.de>
2533 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2534 (substitute_and_fold): Adjust prototype.
2535 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2536 (simplify_stmt_using_ranges): Likewise.
2537 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2538 (vrp_fold_stmt): New function.
2539 (vrp_finalize): Pass it to substitute_and_fold.
2540 * tree-flow.h (vrp_evaluate_conditional): Remove.
2541 (simplify_stmt_using_ranges): Likewise.
2542 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2543 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2544 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2546 (fold_predicate_in): Move to tree-vrp.c.
2547 (substitute_and_fold): Use the callback instead of calling into
2548 tree-vrp.c functions directly.
2550 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2552 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2553 comparison warning on rs6000.
2556 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2557 GIMPLE_EH_MUST_NOT_THROW cleanup.
2558 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2560 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2563 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2564 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2565 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2566 libSystem which is derived from the gcc 4.2.1 unwinder.
2568 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2571 * varasm.c (default_encode_section_info): Copy TLS model into
2572 sym_ref flags regardless of backend support for TLS, for all
2573 model types except TLS_MODEL_EMULATED.
2575 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2578 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2579 we can handle it correctly.
2581 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2583 * doc/install.texi (os2): Remove section.
2585 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2587 * doc/standards.texi (Objective-C): Adjust two URLs.
2589 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2591 * tree-tailcall.c (process_assignment): Don't check if a
2592 multiplication or an addition are already present.
2593 (find_tail_calls): Combine multiple additions and multiplications.
2594 (adjust_accumulator_values): Emit accumulators.
2596 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2598 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2599 xmm register restore.
2601 2009-09-21 Jan Hubicka <jh@suse.cz>
2603 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2604 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2607 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2609 * stor-layout.c (layout_type): Remove obsolete code.
2611 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2614 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2616 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2619 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2620 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2621 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2622 * fold-const.c (const_binop): Likewise.
2623 * real.h (do_mpc_arg2): Update prototype.
2625 2009-09-20 Jan Hubicka <jh@suse.cz>
2627 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2628 (add_location_or_const_value_attribute): Rewrite using
2630 (tree_add_const_value_attribute): Return true if successful.
2631 (tree_add_const_value_attribute_for_decl): Likewise.
2633 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2634 (loc_descriptor): ... here;
2635 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2636 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2637 pool items that was not marked for output.
2638 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2639 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2640 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2641 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2642 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2643 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2644 DW_OP_stack_value to get address of items that are not available
2646 (dw_loc_list): Handle single element lists correctly.
2648 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2649 Pascal Obry <obry@adacore.com>
2651 * unwind-dw2-fde.c (classify_object_over_fdes):
2652 Cast the constant 1 to _Unwind_Ptr.
2653 (add_fdes): Likewise.
2654 (linear_search_fdes): Likewise.
2656 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2658 * stor-layout.c (set_sizetype): Avoid useless type copy.
2660 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2662 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2664 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2665 * configure, config.in: Regenerate.
2666 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2668 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2669 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2670 for global data if the output could be used in a shared library.
2671 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2672 to 0 if TARGET_WRITABLE_EH_FRAME.
2674 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2676 PR rtl-optimization/39886
2677 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2678 just when insn is equal to BB_END (bb).
2680 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2682 * config/mips/mips.opt (mrelax-pic-calls): New option.
2683 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2685 (mips_unspec_call): Change "unspec_call" expander into this.
2686 (mips_strip_unspec_call): New function.
2687 (mips_got_load): Call mips_unspec_call instead of
2688 gen_unspec_call<mode>.
2689 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2691 (mips_cfg_in_reorg): New function.
2692 (mips16_lay_out_constants): Use it to decide whether to call
2693 CFG-aware insn splitting.
2694 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2695 mips_reorg. Move DF set-up code from here ...
2696 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2698 (mips_reorg): Call mips_df_reorg instead of
2699 r10k_insert_cache_barriers. Move CFG set-up code here from
2700 r10k_insert_cache_barriers.
2701 (mips_call_expr_from_insn): New function.
2702 (mips_pic_call_symbol_from_set): Likewise.
2703 (mips_find_pic_call_symbol): Likewise.
2704 (mips_annotate_pic_call_expr): Likewise.
2705 (mips_get_pic_call_symbol): Likewise.
2706 (mips_annotate_pic_calls): Likewise.
2707 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2709 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2710 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2711 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2713 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2714 (unspec_call<mode>): Remove it.
2715 (sibcall_internal, sibcall_value_internal,
2716 sibcall_value_multiple_internal, call_internal, call_split,
2717 call_value_internal, call_value_split,
2718 call_value_multiple_internal, call_value_multiple_split): Pass
2719 SIZE_OPNO to MIPS_CALL.
2720 (call_internal_direct, call_direct_split,
2721 call_value_internal_direct, call_value_direct_split): Pass -1 as
2722 SIZE_OPNO to MIPS_CALL.
2723 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2724 * configure: Regenerate.
2725 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2726 and -mno-relax-pic-calls.
2727 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2729 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2732 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2733 in the directory this rule is called from, rather than the
2734 toplevel 'gcc' directory, to fix in-tree build.
2736 2009-09-19 Chris Demetriou <cgd@google.com>
2738 PR preprocessor/28435:
2739 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2740 to cpplib that the preprocessor output is needed.
2742 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2744 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2745 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2746 *return_and_restore_fpregs_<mode>,
2747 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2750 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2751 instead of assuming it has always a REG inside of it.
2753 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2755 * config/freebsd.h: Update comment on types.
2756 (WINT_TYPE): Define.
2758 2009-09-18 Jason Merrill <jason@redhat.com>
2760 * c.opt: Add -fno-deduce-init-list.
2762 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2764 * value-prof.c (interesting_stringop_to_profile_p): Added output
2765 argument to indicate which parameter is the size parameter.
2766 * value-prof.c (gimple_stringop_fixed_value): Use
2767 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2768 * value-prof.c (gimple_stringops_transform): Update call sites to
2769 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2771 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2774 From David Binderman <dcb314@hotmail.com>:
2775 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2776 local variable f. Remove stale comments.
2777 (ix86_compute_frame_layout): Remove useless local variable total_size.
2778 Remove #if 0'd code.
2779 (legitimate_address_p): Remove useless local variables
2780 reason_rtx and reason.
2781 (ix86_split_copysign_const): Remove useless local variable op1.
2782 (scale_counter): Remove useless local variable piece_size_mask.
2784 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2786 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2789 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2792 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2794 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2796 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2799 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2801 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2802 DW_OP_implicit_value even without dwarf_version 4.
2804 2009-09-17 Jan Hubicka <jh@suse.cz>
2806 * dwarf2out.c: Include tree-pass.h and gimple.h.
2807 (loc_list_plus_const): New function.
2808 (loc_descriptor_from_tree_1): Rename to ...
2809 (loc_descriptor_from_tree): ... remove original.
2810 (loc_list_from_tree): New function.
2811 (add_AT_location_description): Accept location list.
2812 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2813 (concatn_mem_loc_descriptor): Remove.
2814 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2816 (secname_for_decl): Move up.
2817 (hidden_reference_p): New function; break out from ...
2818 (loc_by_refernece): ... here; move up.
2819 (dw_loc_list): New function.
2820 (single_element_loc_list): New function.
2821 (single_element_loc_list_p): New function.
2822 (add_loc_descr_to_each): New function.
2823 (add_loc_list): New function.
2824 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2825 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2826 add diagnostics why expansion failed.
2827 (add_location_or_const_value_attribute): Support location lists.
2828 (add_bound_info): Likewise.
2829 (descr_info_loc): Update call of loc_descriptor_from_tree.
2830 (gen_variable_die): Work on location lists.
2831 * final.c (pass_final): Add dump file.
2832 * Makefile.in (dwarf2out.o): Add new dependencies.
2834 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2837 * real.c decimal_from_integer, decimal_integer_string): New.
2838 (real_from_integer): Use them as special case for decimal float.
2839 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2840 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2841 Do not append zero after the decimal point in string to convert.
2843 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2845 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2846 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2848 2009-09-17 Martin Jambor <mjambor@suse.cz>
2850 * common.opt (fipa-sra): New switch.
2851 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2852 * timevar.def (TV_IPA_SRA): New timevar.
2853 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2854 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2855 * tree-sra.c: Include cgraph.c.
2856 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2857 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2858 and grp_not_necessarilly_dereferenced.
2859 (func_param_count): New variable.
2860 (encountered_apply_args): New variable.
2861 (bb_dereferences): New variable.
2862 (final_bbs): New variable.
2863 (no_accesses_representant): New variable.
2864 (no_accesses_p): New function.
2865 (dump_access): Dump the new fields.
2866 (sra_initialize): Set encountered_apply_args to false.
2867 (get_ssa_base_param): New function.
2868 (mark_parm_dereference): New function.
2869 (create_access): Caring for INIDRECT_REFs and different handling of
2870 varialble length accesses in early IPA SRA. Store the stmt - a new
2871 parameter - to the new access.
2872 (build_access_from_expr_1): New parameter stmt, passed to
2873 create_access. Handle INDIRECT_REFs.
2874 (build_access_from_expr): Pass the current statement to
2875 build_access_from_expr_1.
2876 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2878 (build_accesses_from_assign): Pass the current statement to
2879 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2880 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2881 final_bbs when necessary. Check for calls to __builtin_apply_args.
2882 Fixup EH info if anythng was changed.
2883 (is_unused_scalar_param): New function.
2884 (ptr_parm_has_direct_uses): New function.
2885 (find_param_candidates): New function.
2886 (mark_maybe_modified): New function.
2887 (analyze_modified_params): New function.
2888 (propagate_dereference_distances): New function.
2889 (dump_dereferences_table): New function.
2890 (analyze_caller_dereference_legality): New function.
2891 (unmodified_by_ref_scalar_representative): New function.
2892 (splice_param_accesses): New function.
2893 (decide_one_param_reduction): New function.
2894 (enum ipa_splicing_result): New type.
2895 (splice_all_param_accesses): New function.
2896 (get_param_index): New function.
2897 (turn_representatives_into_adjustments): New function.
2898 (analyze_all_param_acesses): New function.
2899 (get_replaced_param_substitute): New function.
2900 (get_adjustment_for_base): New function.
2901 (replace_removed_params_ssa_names): New function.
2902 (sra_ipa_reset_debug_stmts): New function.
2903 (sra_ipa_modify_expr): New function.
2904 (sra_ipa_modify_assign): New function.
2905 (convert_callers): New function.
2906 (modify_function): New function.
2907 (ipa_sra_preliminary_function_checks): New function.
2908 (ipa_early_sra): New function.
2909 (ipa_early_sra_gate): New function.
2910 (pass_early_ipa_sra): New variable.
2911 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2913 2009-09-17 Michael Matz <matz@suse.de>
2916 * tree.c (build_type_attribute_qual_variant): Export.
2917 * tree.h (build_type_attribute_qual_variant): Declare.
2918 * tree-inline.c (remap_type_1): Use it to build variants with
2919 the original qualifiers and attributes.
2921 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2923 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2924 without a fallthrough edge.
2926 2009-09-16 DJ Delorie <dj@redhat.com>
2928 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2929 chip and ignore the "fast_interrupt" attribute if so.
2931 2009-09-16 Richard Henderson <rth@redhat.com>
2934 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2937 2009-09-16 Richard Henderson <rth@redhat.com>
2940 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2941 is set only if DECL_NO_STATIC_CHAIN is unset.
2942 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2943 (FOR_EACH_NEST_INFO): New.
2944 (walk_all_functions): Use it.
2945 (finalize_nesting_tree): Likewise.
2946 (unnest_nesting_tree): Likewise.
2947 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2948 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2949 (convert_gimple_call): Early out if gimple_call_chain already set.
2950 (convert_all_function_calls): Iterate until no new functions
2951 require a static chain.
2952 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2953 when building a trampoline. Use dump_function_to_file instead
2955 (lower_nested_functions): Open dump_file. Validate that decls
2956 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2957 bit reset by this pass.
2959 2009-09-16 Michael Matz <matz@suse.de>
2962 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2963 shorten decl_common_unused.
2964 (DECL_RESTRICTED_P): New accessor.
2965 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2966 to disambiguate marked decls and restrict pointers.
2968 2009-09-16 Richard Henderson <rth@redhat.com>
2971 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2973 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2975 * integrate.c (set_block_abstract_flags): Call
2976 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2978 2009-09-16 Richard Guenther <rguenther@suse.de>
2981 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2984 2009-09-16 DJ Delorie <dj@redhat.com>
2985 Kaz Kojima <kkojima@gcc.gnu.org>
2987 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2988 (sh_expand_prologue): Update calls to output_stack_adjust.
2989 (sh_expand_epilogue): Likewise.
2991 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2994 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2995 trying to limit the extent of searches in the insn stream.
2997 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2998 Jakub Jelinek <jakub@redhat.com>
3002 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3004 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3005 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3006 (rs6000_savres_strategy): Always save FP registers inline if the
3007 target doesn't support hardware double-precision. Set the above
3008 bits in return value when needed.
3009 (rs6000_savres_routine_sym): Fix computation for cache selector.
3010 Mark the generated symbol as a function. Rename exitp argument to
3011 lr. Move code for determining the name of the symbol...
3012 (rs6000_savres_routine_name): ...here. New function. Add cases for
3013 getting the names right on AIX and 64-bit Linux.
3014 (savres_routine_name): New variable.
3015 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3016 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3017 on what the target routine uses as a base register. If savep && lr
3018 describe saving of r0 into memory slot.
3019 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3020 line calls for AIX ABI.
3021 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3022 determine FP save/restore functions.
3023 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3024 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3026 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3027 Duplicate restoration of LR and execute the appropriate one
3028 depending on whether GPRs are being restored inline. Set r11 from
3029 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3030 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3031 Fix out of line calls for AIX ABI.
3032 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3034 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3036 (*restore_gpregs_spe): Likewise.
3037 (*return_and_restore_gpregs_spe): Likewise.
3038 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3039 Define to empty string unconditionally.
3040 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3041 Define to empty string unconditionally.
3042 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3045 2009-09-15 Jan Hubicka <jh@suse.cz>
3047 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3048 * params.def (inline-insns-auto): Likewise.
3050 2009-09-15 Martin Jambor <mjambor@suse.cz>
3052 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3053 individual statements only at TDF_DETAILS dump level. Format
3054 source for 80 characters per line.
3056 2009-09-15 Christian Bruel <christian.bruel@st.com>
3058 * regrename.c (do_replace): Update REG_DEAD notes.
3060 2009-09-15 Revital Eres <eres@il.ibm.com>
3062 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3063 * targhooks.c (default_builtin_support_vector_misalignment):
3064 New builtin function.
3065 * targhooks.h (default_builtin_support_vector_misalignment):
3067 * target.h (builtin_support_vector_misalignment):
3068 New field in struct gcc_target.
3069 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3070 new builtin function.
3071 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3073 * config/rs6000/rs6000.c
3074 (rs6000_builtin_support_vector_misalignment): New function.
3075 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3077 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3079 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3081 (bfin_optimize_loop): Likewise.
3082 (bfin_gen_bundles): Likewise.
3083 (workaround_speculation): Likewise.
3084 (find_load): Return NULL_RTX for debug_insn.
3086 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3088 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3091 2009-09-14 DJ Delorie <dj@redhat.com>
3093 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3094 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3097 2009-09-14 Richard Henderson <rth@redhat.com>
3098 Jakub Jelinek <jakub@redhat.com>
3100 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3101 * cfgbuild.c (make_edges): Handle asm goto.
3102 * cfglayout.c (fixup_reorder_chain): Likewise.
3103 * cfgrtl.c (patch_jump_insn): Likewise.
3104 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3105 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3106 (gimple_build_asm_vec): Add and use labels parameter.
3107 (gimple_build_asm): Remove.
3108 (walk_gimple_asm): Walk labels too.
3109 * gimple.def (GIMPLE_ASM): Update docs.
3110 * gimple.h: Update decls.
3111 (struct gimple_statement_asm): Change nc to use unsigned char;
3113 (gimple_asm_nlabels): New.
3114 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3115 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3116 into gimple_build_asm_vec.
3117 * jump.c (mark_jump_label_asm): New.
3118 (mark_jump_label): Use it.
3119 (redirect_jump_1): Handle asm goto.
3120 (invert_jump_1): Soft fail if X is null.
3121 * recog.c (extract_asm_operands): New.
3122 (asm_noperands): Use it; handle asm labels.
3123 (decode_asm_operands): Use extract_asm_operands.
3124 (asm_operand_ok): Properly handle empty string.
3125 * reg-stack.c (get_asm_operands_in_out): Rename from
3126 get_asm_operand_n_inputs; use extract_asm_operands; return both
3127 inputs and outputs by reference; update all callers.
3128 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3129 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3130 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3131 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3132 (extract_asm_operands): Declare.
3133 * stmt.c (expand_asm_operands): Add and use labels parameter.
3134 (check_unique_operand_names): Likewise.
3135 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3136 (expand_asm_stmt): Handle asm labels.
3137 * tree-cfg.c (make_gimple_asm_edges): New.
3138 (make_edges): Use it.
3139 (cleanup_dead_labels): Handle asm labels.
3140 (is_ctrl_altering_stmt): Likewise.
3141 (gimple_redirect_edge_and_branch): Likewise.
3142 * tree.def (ASM_EXPR): Add 5th operand.
3143 * tree.h (ASM_LABELS): New.
3144 (resolve_asm_operand_names): Update decl.
3146 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3147 (c_parser_asm_goto_operands): New.
3148 * c-tree.h (build_asm_expr): Update decl.
3149 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3150 * doc/extend.texi: Document asm goto.
3152 2009-09-14 Richard Henderson <rth@redhat.com>
3154 * except.h: Update declarations.
3155 (struct pointer_map_t): Forward declare.
3156 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3157 (struct eh_landing_pad_d, eh_landing_pad): New.
3158 (struct eh_catch_d, eh_catch): New.
3159 (struct eh_region_d): Remove next_region_sharing_label, aka,
3160 label, tree_label, landing_pad, post_landing_pad, resume,
3161 may_contain_throw. Rename region_number to index. Remove
3162 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3163 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3164 (VEC(eh_landing_pad,gc)): New.
3165 (struct eh_status): Remove last_region_number. Add lp_array,
3166 throw_stmt_table, ttype_data, ehspec_data.
3167 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3168 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3169 * except.c (lang_protect_cleanup_actions): Return tree.
3170 (struct ehl_map_entry): Remove.
3171 (init_eh_for_function): Push zero entries for region and lp_array.
3172 (gen_eh_region): Add to region_array immediately.
3173 (gen_eh_region_catch): Operate on eh_catch objects.
3174 (gen_eh_landing_pad): New.
3175 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3176 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3177 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3178 (get_eh_landing_pad_from_number_fn): New.
3179 (get_eh_landing_pad_from_number): New.
3180 (get_eh_region_from_lp_number_fn): New.
3181 (get_eh_region_from_lp_number): New.
3182 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3183 (get_exception_pointer, get_exception_filter): Remove.
3184 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3185 (current_function_has_exception_handlers): Simplify.
3186 (bring_to_root, eh_region_replaceable_by_p): Remove.
3187 (replace_region, hash_type_list, hash_eh_region): Remove.
3188 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3189 (label_to_region_map, num_eh_regions): Remove.
3190 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3191 (find_exception_handler_labels): Remove.
3192 (duplicate_eh_regions_0, find_prev_try): Remove.
3193 (struct duplicate_eh_regions_data): New.
3194 (duplicate_eh_regions_1): Rewrite.
3195 (duplicate_eh_regions): Return a pointer map instead of an
3197 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3198 (redirect_eh_edge_to_label): Remove.
3199 (eh_region_outermost): Rewrite using eh_region pointers
3200 instead of integers.
3201 (add_ttypes_entry): Update for ttype_data move to eh_status.
3202 (add_ehspec_entry): Rewrite with VEC instead of varray.
3203 (assign_filter_values): Likewise. Export.
3204 (build_post_landing_pads, connect_post_landing_pads): Remove.
3205 (dw2_build_landing_pads): Rewrite to use lp_array.
3206 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3207 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3208 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3209 (sjlj_mark_call_sites): Update for landing pad numbers.
3210 (finish_eh_generation): Rewrite.
3211 (gate_handle_eh): Do nothing for no eh tree.
3212 (pass_rtl_eh): Move up near finish_eh_generation.
3213 (remove_eh_landing_pad): New.
3214 (remove_eh_handler): Export.
3215 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3216 (for_each_eh_label): Rewrite to use lp_array.
3217 (make_reg_eh_region_note): New.
3218 (make_reg_eh_region_note_nothrow_nononlocal): New.
3219 (insn_could_throw_p): New.
3220 (copy_reg_eh_region_note_forward): New.
3221 (copy_reg_eh_region_note_backward): New.
3222 (check_handled, add_reachable_handler): Remove.
3223 (reachable_next_level, foreach_reachable_handler): Remove.
3224 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3225 (get_eh_region_and_lp_from_rtx): New.
3226 (get_eh_region_from_rtx): New.
3227 (can_throw_internal_1, can_throw_external_1): Remove.
3228 (can_throw_internal): Use get_eh_region_from_rtx.
3229 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3230 (insn_nothrow_p, can_nonlocal_goto): New.
3231 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3232 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3233 (add_action_record): Use VEC not varray.
3234 (collect_one_action_chain): Update for eh_region changes.
3235 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3236 Use get_eh_region_and_lp_from_rtx.
3237 (gate_convert_to_eh_region_ranges): New.
3238 (pass_convert_to_eh_region_ranges): Use it.
3239 (push_uleb128, push_sleb128): Use VEC not varray.
3240 (output_one_function_exception_table): Likewise.
3241 (dump_eh_tree): Update for eh_region changes.
3242 (verify_eh_tree): Likewise.
3243 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3244 * tree-eh.c: Include target.h.
3245 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3246 Don't disallow GIMPLE_RESX; adjust argument check.
3247 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3248 (record_stmt_eh_region): Update for landing pad numbers;
3249 generate a landing pad if necessary.
3250 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3251 (remove_stmt_from_eh_lp_fn): Similarly.
3252 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3253 Update for lp numbers; don't special case missing throw_stmt_table.
3254 (lookup_expr_eh_lp): Similarly.
3255 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3256 (eh_seq, eh_region_may_contain_throw): New.
3257 (struct leh_state): Add ehp_region.
3258 (struct leh_tf_state): Remove eh_label.
3259 (emit_post_landing_pad): New.
3260 (emit_resx, emit_eh_dispatch): New.
3261 (note_eh_region_may_contain_throw): New.
3262 (frob_into_branch_around): Take eh_region not eh label;
3263 emit eh code into eh_seq.
3264 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3265 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3266 lower_eh_must_not_throw. Emit code to eh_seq.
3267 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3268 (lower_try_finally_onedest): Likewise.
3269 (lower_try_finally_copy): Likewise.
3270 (lower_try_finally_switch): Likewise.
3271 (lower_try_finally): Initialize ehp_region.
3272 (lower_catch): Update for eh_catch objects.
3273 (lower_eh_filter): Don't handle must_not_throw.
3274 (lower_eh_must_not_throw): New.
3275 (lower_cleanup): Don't set eh_label.
3276 (lower_eh_constructs_2): Resolve eh builtins.
3277 Handle GIMPLE_EH_MUST_NOT_THROW.
3278 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3279 Add eh_seq to the end of the function body.
3280 (make_eh_dispatch_edges): New.
3281 (make_eh_edge): Remove.
3282 (make_eh_edges): Simplify for landing pads.
3283 (redirect_eh_edge_1): New.
3284 (redirect_eh_edge): Use it.
3285 (redirect_eh_dispatch_edge): New.
3286 (stmt_could_throw_p): Use a switch. Allow RESX.
3287 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3288 (stmt_can_throw_internal): Likewise.
3289 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3290 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3291 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3292 (gate_refactor_eh): New.
3293 (pass_refactor_eh): Use it.
3294 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3295 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3296 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3297 (remove_unreachable_handlers): Rename from
3298 tree_remove_unreachable_handlers; rewrite for landing pads;
3299 call remove_eh_handler directly.
3300 (remove_unreachable_handlers_no_lp): New.
3301 (unsplit_eh, unsplit_all_eh): New.
3302 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3303 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3304 (cleanup_empty_eh_unsplit): New.
3305 (cleanup_empty_eh): Rewrite.
3306 (cleanup_all_empty_eh): New.
3307 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3308 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3309 (gate_cleanup_eh): New.
3310 (pass_cleanup_eh): Use it.
3311 (verify_eh_edges): Move later in file. Expect one EH edge.
3312 (verify_eh_dispatch_edge): New.
3314 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3315 (gtype-desc.o): Add TARGET_H.
3316 (tree.o): Use EXCEPT_H, not except.h.
3317 (cfgbuild.o): Add EXPR_H.
3318 (GTFILES): Add vecprim.h.
3319 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3320 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3321 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3322 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3323 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3324 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3325 calls to can_throw_internal.
3326 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3327 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3328 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3329 (expand_gimple_stmt): Use make_reg_eh_region_note.
3330 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3331 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3332 or find_exception_handler_labels.
3333 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3334 there is exacly one EH edge. Use can_nonlocal_goto and
3336 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3337 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3338 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3339 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3340 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3341 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3342 * dse.c (scan_insn): Use insn_could_throw_p.
3343 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3344 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3345 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3346 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3347 EXC_PTR_EXPR or FILTER_EXPR.
3348 (tree_expr_nonzero_warnv_p): Likewise.
3349 * function.h: Include vecprim.h, not varray.h
3350 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3351 move ttype_data and ehspec_data members to struct eh_status; change
3352 action_record_data member to a VEC.
3353 * gcse.c (hash_scan_set): Use can_throw_internal.
3354 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3355 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3356 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3357 (block_may_fallthru): Don't handle RESX_EXPR.
3358 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3359 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3360 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3361 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3362 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3363 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3364 (gimple_size): Likewise.
3365 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3366 (gimple_build_resx): Use gimple_build_with_ops.
3367 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3368 (is_gimple_val): Likewise.
3369 (is_gimple_stmt): Remove RESX_EXPR.
3370 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3371 (GIMPLE_RESX): Reorder with other EH constructs.
3372 * gimple.h (struct gimple_statement_eh_mnt): New.
3373 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3374 (gimple_eh_filter_must_not_throw): Remove.
3375 (gimple_eh_filter_set_must_not_throw): Remove.
3376 (gimple_eh_must_not_throw_fndecl): New.
3377 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3378 (is_gimple_resx): New.
3379 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3380 Don't copy EH_FILTER_MUST_NOT_THROW.
3381 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3382 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3383 handle must_not_throw_labels specially.
3384 * ipa-pure-const.c (check_call): Update debug statement for LP.
3385 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3386 * ipa-utils.c (get_base_var): Likewise.
3387 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3388 * lower-subreg.c (move_eh_region_note): Remove.
3389 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3390 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3391 (create_task_copyfn): Likewise.
3392 (maybe_catch_exception): Use gimple_build_eh_filter.
3393 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3394 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3395 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3396 and pass_lower_resx.
3397 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3398 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3399 can_throw_internal, can_nonlocal_goto.
3400 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3401 copy_reg_eh_region_note_forward.
3402 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3403 (emit_output_reload_insns): Likewise.
3404 (copy_eh_notes): Remove.
3405 * rtl.def (RESX): Remove.
3406 * rtl.h: Update declarations.
3407 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3408 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3409 (update_eh_label): Remove.
3410 (cleanup_dead_labels_eh): New.
3411 (cleanup_deal_labels): Use it instead of update_eh_label.
3412 (gimple_merge_blocks): Update landing pad data structure when
3413 removing a landing pad label.
3414 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3415 test; handle GIMPLE_EH_MUST_NOT_THROW.
3416 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3417 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3418 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3419 (verify_stmt): Likewise. Verify landing pads.
3420 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3421 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3422 (struct move_stmt_d): Add eh_map.
3423 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3424 (move_stmt_r): Remap eh region numbers in builtin calls,
3425 resx and eh_dispatch.
3426 (move_block_to_fn): Remove eh_offset parameter. Use
3427 maybe_duplicate_eh_stmt_fn.
3428 (find_outermost_region_in_block): Operate on eh_region pointers
3429 instead of region numbers.
3430 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3431 duplicate_eh_regions.
3432 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3433 test earlier. Disallow EH landing pads.
3434 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3435 * tree-flow.h: Update declarations.
3436 (struct tree_ann_common_d): Replace rn with lp_nr.
3437 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3438 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3439 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3440 resx and eh_dispatch.
3441 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3442 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3443 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3444 from duplicate_eh_regions.
3445 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3446 update RESX; handle EH_DISPATCH.
3447 (expand_call_inline): Set eh_lp_nr, not eh_region.
3448 (maybe_inline_call_in_expr): Likewise.
3449 * tree-inline.h (struct copy_body_data): Replace eh_region with
3450 eh_lp_nr, eh_region_offset with eh_map.
3451 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3452 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3453 * tree-pretty-print.c (dump_generic_node): Don't handle
3454 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3455 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3456 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3457 EXC_PTR_EXPR, FILTER_EXPR.
3458 * tree-ssa-operands.c (get_expr_operands): Likewise.
3459 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3460 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3461 (ao_ref_init_from_vn_reference): Likewise.
3462 * tree-ssa-sink.c (statement_sink_location): Likewise.
3463 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3464 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3465 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3466 EXC_PTR_EXPR, FILTER_EXPR.
3467 (is_exception_related): Remove.
3468 (compute_avail): Don't call it.
3469 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3470 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3471 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3472 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3474 (build_resx): Remove.
3475 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3476 * tree.h: Update declarations.
3477 (EH_FILTER_MUST_NOT_THROW): Remove.
3478 (struct tree_label_decl): Add eh_landing_pad_nr.
3479 (EH_LANDING_PAD_NR): New.
3480 * value-prof.c (gimple_ic): Tidy variable names. Update for
3481 landing pad numbers.
3482 (gimple_stringop_fixed_value): Tidy variable names. Assert
3483 that neither call stmt can throw.
3484 * vecprim.h (uchar): New.
3485 (VEC(uchar,heap), VEC(uchar,gc)): New.
3487 * c-common.c (c_define_builtins): Update call to
3488 build_common_builtin_nodes.
3489 * c-parser.c (c_parse_file): Don't call
3490 default_init_unwind_resume_libfunc.
3492 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3494 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3495 (mips_cprestore_address_p): Likewise.
3496 (mips_save_gp_to_cprestore_slot): Likewise.
3497 (mips_restore_gp): Rename to...
3498 (mips_restore_gp_from_cprestore_slot): ...this.
3499 (mips_must_initialize_gp_p): Declare.
3500 (mips_emit_save_slot_move): Likewise.
3501 (mips_output_load_label): Return nothing.
3502 (mips_eh_uses): Declare.
3503 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3504 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3505 (TARGET_ABSOLUTE_JUMPS): Likewise.
3506 (EH_USES): Likewise.
3507 (FIRST_PSEUDO_REGISTER): Update comment.
3508 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3509 (MIPS_CALL): ...here.
3510 (REGISTER_NAMES): Add $cprestore.
3511 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3512 Add load_label_length, has_inflexible_gp_insn_p,
3513 has_flexible_gp_insn_p, must_initialize_gp_p and
3514 must_restore_gp_when_clobbered_p.
3515 (mips_expand_call): Don't generate split instructions here.
3516 (mips_split_call): Update the call to mips_restore_gp after
3517 the above name change.
3518 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3519 (mips_find_gp_ref): New function.
3520 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3521 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3522 (mips_insn_has_flexible_gp_ref_p): Likewise.
3523 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3524 (mips_function_has_gp_insn): Delete.
3525 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3526 Use the new functions above. Only return INVALID_REGNUM
3527 for TARGET_ABSOLUTE_JUMPS.
3528 (mips_must_initialize_gp_p): New function.
3529 (mips_get_cprestore_base_and_offset): New function, extracted from...
3530 (mips_cprestore_slot): ...here. Take a bool parameter.
3531 (mips_cfun_has_cprestore_slot_p): New function.
3532 (mips_cprestore_address_p): Likewise.
3533 (mips_save_gp_to_cprestore_slot): Likewise.
3534 (mips_restore_gp): Rename to...
3535 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3536 epilogue_completed. Update the call to mips_cprestore_slot.
3537 Test cfun->machine->must_restore_gp_when_clobbered_p.
3538 (mips_direct_save_slot_move_p): New function.
3539 (mips_emit_save_slot_move): Likewise.
3540 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3541 of cfun->machine->global_pointer.
3542 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3543 (mips_save_reg): Use mips_emit_save_slot_move.
3544 (mips_expand_prologue): Set must_initialize_gp_p.
3545 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3546 for all cprestore saves. Emit a use_cprestore instruction after
3547 setting up the cprestore slot.
3548 (mips_restore_reg): Use mips_emit_save_slot_move.
3549 (mips_process_load_label): New function.
3550 (mips_load_label_length): Likewise.
3551 (mips_output_load_label): Don't return asm: output it here instead.
3552 Use mips_process_load_label.
3553 (mips_adjust_insn_length): Adjust the length of branch instructions
3554 that have length MAX_PIC_BRANCH_LENGTH.
3555 (mips_output_conditional_branch): Update the call to
3556 mips_output_load_label. Assume the branch target is OPERANDS[0]
3557 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3558 (mips_output_order_conditional_branch): Swap the meaning of
3559 OPERANDS[0] and OPERANDS[1].
3560 (mips_variable_issue): Don't count ghost instructions.
3561 (mips_expand_ghost_gp_insns): New function.
3562 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3563 (mips_output_mi_thunk): Set must_initialize_gp_p.
3564 (mips_eh_uses): New function.
3565 * config/mips/predicates.md (cprestore_save_slot_operand)
3566 (cprestore_load_slot_operand): New predicates.
3567 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3568 (UNSPEC_MOVE_GP): Likewise.
3569 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3570 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3571 (CPRESTORE_SLOT_REGNUM): New register.
3572 (MAX_PIC_BRANCH_LENGTH): New constant.
3573 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3574 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3575 branches. Fix commentary.
3576 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3577 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3578 Change type to "ghost".
3579 (loadgp_absolute_<mode>): Likewise.
3580 (loadgp_rtp_<mode>): Likewise.
3581 (copygp_mips16): Likewise.
3582 (loadgp_blockage): Remove redundant mode attribute.
3583 (potential_cprestore): New instruction.
3584 (cprestore): Turn into an unspec set.
3585 (use_cprestore): New instruction.
3586 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3587 (*branch_fp_inverted): Likewise.
3588 (*branch_order<mode>): Likewise.
3589 (*branch_order<mode>_inverted): Likewise.
3590 (*branch_equality<mode>): Likewise.
3591 (*branch_equality<mode>_inverted): Likewise.
3592 (*branch_bit<bbv><mode>): Likewise.
3593 (*branch_bit<bbv><mode>_inverted): Likewise.
3594 (*branch_equality<mode>_mips16): Remove redundant mode.
3595 (jump): Turn into a define_expand.
3596 (*jump_absolute): New instruction.
3597 (*jump_pic): Likewise.
3598 (*jump_mips16): Rename previously-unnamed pattern. Remove
3599 redundant mode attribute.
3600 (restore_gp): Split on epilogue_completed rather than
3601 reload_completed. Change type to "ghost".
3602 (move_gp<mode>): New instruction.
3603 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3604 Remove redundant mode attribute.
3605 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3606 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3607 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3609 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3612 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3613 are returned in the same register (vs34 or v2) that Altivec vector
3614 types are returned in.
3615 (rs6000_libcall_value): Ditto.
3618 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3619 instead of explicit addsi3/adddi3 calls.
3620 (rs6000_split_multireg_move): Ditto.
3621 (rs6000_emit_allocate_stack): Ditto.
3622 (rs6000_emit_prologue): Ditto.
3623 (rs6000_output_mi_thunk): Ditto.
3625 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3626 size is 64 bits if we can use 64-bit registers.
3628 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3630 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3633 From Jie Zhang <jie.zhang@analog.com>:
3634 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3635 save FP and RETS with saveall attribute.
3636 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3637 with saveall attribute.
3639 * config/bfin/bfin.c (bfin_expand_builtin,
3640 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3643 From Jie Zhang <jie.zhang@analog.com>:
3644 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3645 before use in two places.
3646 * config/bfin/bfin.md (AREG): Define mode iterator.
3647 (reload_in, reload_out): Use mode iterator AREG.
3649 2009-09-14 Richard Guenther <rguenther@suse.de>
3652 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3653 EH personality path.
3655 2009-09-13 Richard Guenther <rguenther@suse.de>
3656 Rafael Avila de Espindola <espindola@google.com>
3658 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3659 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3660 (LANG_HOOKS_INITIALIZER): Adjust.
3661 (lhd_pass_through_t): Declare.
3662 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3664 * langhooks.c (lhd_pass_through_t): New function.
3665 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3666 dwarf2out_begin_prologue): Use personality from current_function_decl.
3667 * expr.h (get_personality_function): Declare.
3668 * expr.c (get_personality_function): New function.
3669 (build_personality_function): Likewise.
3670 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3671 (eh_personality_libfunc): Remove.
3672 * optabs.c (build_libfunc_function): New function split out from ...
3673 (init_one_libfunc): ... here.
3674 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3675 (tree_function_decl): Add personality.
3676 (lhd_gcc_personality): Declare.
3677 (build_personality_function): Likewise.
3678 * tree.c (gcc_eh_personality_decl): New.
3679 (lhd_gcc_personality): New function.
3680 * except.h (lang_eh_runtime_type): Remove.
3681 (enum eh_personality_kind): New.
3682 (build_personality_function): Declare.
3683 (function_needs_eh_personality): Declare.
3684 * except.c (lang_eh_runtime_type): Remove.
3685 (function_needs_eh_personality): New function.
3686 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3687 (sjlj_emit_function_enter, output_function_exception_table):
3688 Use personality from current_function_decl.
3689 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3690 * tree-inline.c (tree_can_inline_p): Do not inline across different
3692 (expand_call_inline): Likewise. Adjust the callers EH personality.
3693 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3694 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3695 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3696 (c-parser.o): Likewise
3697 * c-tree.h (c_eh_initialized_p): Remove.
3698 (c_maybe_initialize_eh): Likewise.
3699 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3700 (finish_decl): Don't call c_maybe_initialize_eh.
3701 (c_eh_initialized_p): Remove.
3702 (c_maybe_initialize_eh): Likewise.
3703 * c-parser.c (c_parser_omp_construct): Likewise.
3704 (c_parse_file): Initialize exception handling.
3706 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3708 * config.gcc (tm_file): Remove i386/biarch32.h
3709 for i?86-w64-mingw* case.
3710 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3712 * config.host: Set for x64 mingw the option
3713 use_long_long_for_widest_fast_int to yes.
3715 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3717 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3718 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3719 (dbxout_begin_function): Likewise.
3720 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3721 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3722 set on the function.
3723 (final_end_function): Likewise.
3724 (final_scan_insn): Likewise.
3725 (rest_of_handle_final): Likewise.
3726 * varasm.c (assemble_start_function): Likewise.
3727 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3729 2009-09-12 Jason Merrill <jason@redhat.com>
3731 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3732 * opts.c (common_handle_option): constify.
3734 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3736 * doc/install.texi (avr): Remove obsolete reference site.
3738 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3740 * doc/install.texi (Binaries): Adjust AIX link.
3742 2009-09-12 Akim Demaille <demaille@gostai.com>
3744 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3745 Use an imperative sentence.
3747 2009-09-11 Richard Henderson <rth@redhat.com>
3749 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3750 structure-name and has-tree-operands arguments; update all entries.
3751 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3753 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3754 (gsstruct_code_size): New.
3755 (gss_for_code_): New.
3756 (gss_for_code): Remove.
3757 (gimple_size): Rewrite using gsstruct_code_size.
3758 (gimple_statement_structure): Move to gimple.h.
3759 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3760 (gss_for_code, gimple_statement_structure): New.
3761 (gimple_ops): Use new arrays; tidy.
3763 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3765 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3766 operand to be a PLUS expression.
3767 * config/pa/pa.c (pa_secondary_reload): Likewise.
3769 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3771 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3773 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3776 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3778 From Jie Zhang <jie.zhang@analog.com>:
3779 * doc/extend.texi (node Function Attributes): Document l2
3781 (node Blackfin Variable Attributes): Document l2 variable attributes.
3783 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3785 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3786 to match the system compiler's configuration at inflection point.
3787 Add comment to remark a remaining difference with system compiler.
3789 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3790 * configure: Regenerate.
3792 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3794 From Jie Zhang <jie.zhang@analog.com>:
3795 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3796 (bfin_handle_l2_attribute): New.
3797 (bfin_attribute_table): Add l2 attribute.
3799 2009-09-11 Michael Matz <matz@suse.de>
3802 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3803 on the local_decls list.
3805 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3809 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3811 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3812 for VALUEs, to implement the documented interface.
3813 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3814 Adjust for VALUEs and anything else, to implement the
3815 documented interface.
3817 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3819 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3820 with actual SPE/paired vector modes before using 64-bit alignment.
3821 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3823 2009-09-10 DJ Delorie <dj@redhat.com>
3825 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3828 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3829 * config/mep/mep.c (mep_legitimate_constant_p): New.
3830 * config/mep/mep-protos.h: Prototype it.
3832 2009-09-10 Richard Henderson <rth@redhat.com>
3834 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3836 2009-09-10 Jason Merrill <jason@redhat.com>
3838 * tree.c (chain_index): New fn.
3839 * tree.h: Declare it.
3841 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3843 * config/sol2-c.c (cmn_err_length_specs): Initialize
3844 scalar_identity_flag.
3846 2009-09-10 Richard Henderson <rth@redhat.com>
3848 * tree.h (struct tree_decl_common): Move align member earlier;
3849 move label_decl_uid member ...
3850 (struct tree_label_decl): ... here.
3851 (LABEL_DECL_UID): Update to match.
3853 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3856 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3857 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3859 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3860 dest_prev if the edge is complex.
3862 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3864 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3865 loop latch tests earlier.
3867 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3868 before GIMPLE_RETURN, not after its predecessor; insert
3871 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3872 gimple_seq_empty_p to test for no PHI nodes.
3873 * tree-cfg.c (split_critical_edges): Likewise.
3875 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3877 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3879 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3880 introduced by the VTA branch merge.
3882 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3884 * ira-conflicts.c: Use fputs or putc instead of fprintf
3888 * tree-switch-conversion.c: Ditto.
3890 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3892 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3893 introduced by the VTA branch merge.
3895 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3898 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3900 PR rtl-optimization/39779
3901 * expr.c (convert_modes): Return when mode == oldmode after
3902 CONST_INTs are processed.
3904 2009-09-10 Nick Clifton <nickc@redhat.com>
3906 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3907 attribute and referring decl when creating renamed symbol.
3909 2009-09-10 Richard Guenther <rguenther@suse.de>
3912 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3914 (cgraph_finalize_compilation_unit): Compute reachability
3915 before emitting thunks. Properly process aliases before
3916 possibly removing unreachable nodes.
3918 2009-09-10 Richard Guenther <rguenther@suse.de>
3921 * tree.c (struct free_lang_data_d): Add worklist member.
3922 (find_decls_types_r): Push onto the worklist instead of recursing.
3923 Handle TREE_BINFOs properly.
3924 (find_decls_types): New function wrapped around find_decls_types_r
3925 to process the worklist.
3926 (find_decls_types_in_eh_region): Use it.
3927 (find_decls_types_in_node): Likewise.
3928 (find_decls_types_in_var): Likewise.
3929 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3930 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3931 (AGGREGATE_TYPE_P): Adjust.
3933 2009-09-09 Jason Merrill <jason@redhat.com>
3935 * configure.ac: Check glibc version even if we have an in-tree
3938 2009-09-09 Anthony Green <green@moxielogic.com>
3940 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3941 the constant 0 when appropriate.
3942 * config/moxie/constraints.md: Add constraint O.
3944 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3945 to pass up to 6 32-bit argument values in registers.
3946 (moxie_function_arg): Ditto.
3947 (moxie_arg_partial_bytes): Ditto.
3948 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3949 (REG_PARM_STACK_SPACE): Ditto.
3950 (FUNCTION_ARG_REGNO_P): Ditto.
3952 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3953 instruction to allocate stack space.
3955 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3957 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3958 unnecessarily stringent constraints. Fix address
3959 calculation in the splitters.
3961 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3963 PR rtl-optimization/39779
3964 * expr.c (convert_modes): Return when mode == oldmode after
3965 CONST_INTs are processed.
3967 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3970 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3971 (ix86_expand_prologue): Take frame.padding0 into logic of
3973 (ix86_expand_epilogue): Likewise.
3975 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3977 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3979 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3980 * config/t-slibgcc-libgcc: New file.
3981 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3983 2009-09-09 Martin Jambor <mjambor@suse.cz>
3985 PR tree-optimization/41089
3986 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3989 2009-09-09 Richard Henderson <rth@redhat.com>
3991 * gimple.h (CASE_GIMPLE_OMP): New.
3992 (is_gimple_omp): Use it.
3993 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3994 (verify_gimple_debug): Likewise.
3996 2009-09-09 Richard Guenther <rguenther@suse.de>
3998 PR tree-optimization/41101
3999 * tree-ssa-pre.c (maximal_set): Remove.
4000 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4001 Defer all blocks we didn't visit at least one successor.
4002 (add_to_exp_gen): Do not add to the maximal set.
4003 (make_values_for_phi): Likewise.
4004 (compute_avail): Likewise.
4005 (init_pre): Do not allocate the maximal set.
4006 (execute_pre): Do not dump it.
4008 2009-09-09 Martin Jambor <mjambor@suse.cz>
4010 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4011 an SSA_NAME rather than a is_gimple_variable.
4013 2009-09-09 Richard Guenther <rguenther@suse.de>
4016 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4017 code dealing with plain pointer bases.
4018 (maybe_fold_offset_to_reference): Likewise.
4019 (maybe_fold_stmt_addition): Adjust.
4021 2009-09-09 Richard Guenther <rguenther@suse.de>
4023 * tree.c (free_lang_data_in_type): Do not free the type variant
4025 (free_lang_data): Merge char_type_node with its properly signed
4027 (pass_ipa_free): Collect after freeing language specific data.
4029 2009-09-09 Michael Matz <matz@suse.de>
4032 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4033 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4034 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4037 2009-09-08 DJ Delorie <dj@redhat.com>
4039 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4041 2009-09-04 Jason Merrill <jason@redhat.com>
4043 * tree.c (tree_find_value): Remove.
4044 * tree.h: Remove prototype.
4045 * varasm.c (assemble_external): Use value_member instead.
4047 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4049 * toplev.c (process_options): Choose default debugging type when
4050 gtoggle enables debug info and type is unset.
4052 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4056 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4059 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4061 * configure: Rebuilt with modified libtool.m4.
4063 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4068 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4070 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4072 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4073 (remove_statement): Likewise.
4074 (rewrite_use_nonlinear_expr): Adjust.
4075 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4076 * tree-ssa.c (release_defs_bitset): ... this. New.
4077 * tree-flow.h (release_defs_bitset): Declare.
4079 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4082 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4083 in the middle block.
4085 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4087 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4088 via intptr_t to long type.
4089 (insert_operand_rank): Cast long type via intptr_t to
4091 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4093 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4094 from pointer to unsigned via uintptr_t.
4096 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4097 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4099 * configure: Regenerated.
4100 * config.in: Regenerated
4101 * system.h (stdint.h): Add include.
4102 (inttypes.h): Likewise.
4103 * Makefile.in (aclocal): Add config/stdint.m4.
4104 * aclocal.m4: Regenerated.
4106 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4108 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4110 (note_np_check_stores): New function.
4111 (harmless_null_pointer_p): New function.
4112 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4113 changed. Take into account whether we're in the shadow of a condjump
4114 that tested NP_REG for NULL.
4115 Lose all code that tested for SEQUENCEs.
4116 (workaround_speculation): Avoid inserting NOPs for loads that are
4117 either always executed or a NULL pointer.
4119 2009-09-08 Jan Hubicka <jh@suse.cz>
4121 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4122 * params.def (early-inlining-insns): Likewise.
4124 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4126 PR rtl-optimization/41239
4127 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4128 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4130 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4131 across calls, as the calls might not always return normally.
4132 (call_may_noreturn_p): New function.
4133 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4134 (init_deps): Initialize it.
4135 (remove_from_deps): Also remove calls from
4136 last_function_call_may_noreturn list.
4138 2009-09-07 Richard Henderson <rth@redhat.com>
4140 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4141 more VR->OPERANDS than LHS operands. Free LHS before returning.
4143 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4145 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4146 (attr "addrtype"): New member "spreg".
4147 Use it if mem_spfp_address_operand is true for the address.
4148 (attr "type"): New entry "stall".
4149 (cpu_unit "load"): New.
4150 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4152 (insn_reservation "loadsp"): New.
4153 (insn_reservation "load_stall1"): New.
4154 (insn_reservation "load_stall3"): New.
4156 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4157 (mem_p_address_operand): Exclude stack and frame pointer based
4159 (mem_spfp_address_operand): New; match them here.
4160 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4161 (bfin_reorg): Call it if scheduling insns.
4162 (bfin_gen_bundles): Remove dummy insns created by
4163 add_sched_insns_for_speculation.
4165 From Jie Zhang <jie.zhang@analog.com>:
4166 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4167 bfin_si_revision, bfin_workarounds): Move these ...
4168 * config/bfin/bfin.h: ... here.
4170 From Mike Frysinger <michael.frysinger@analog.com>
4171 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4172 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4173 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4174 bf547m, bf548m, and bf549m.
4175 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4176 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4177 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4178 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4179 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4180 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4181 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4182 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4183 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4184 bf542m, bf544m, bf547m, bf548m, and bf549m.
4186 From Jie Zhang <jie.zhang@analog.com>:
4187 * config/bfin/predicates.md (p_register_operand): New predicate.
4188 (dp_register_operand): New predicate.
4189 * config/bfin/bfin-protos.h (WA_05000074): Define.
4190 (ENABLE_WA_05000074): Define.
4191 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4192 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4193 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4194 (define_attr addrtype): Allow load/store register to be P register.
4195 (define_attr storereg): New.
4196 (define_cpu_unit anomaly_05000074): New.
4197 (define_insn_reservation dsp32shiftimm): New.
4198 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4199 (define_insn_reservation loadp): Cannot use slot2.
4200 (define_insn_reservation loadsp): Cannot use slot2.
4201 (define_insn_reservation storep): Cannot use slot2. Does not
4202 apply when working around 05000074.
4203 (define_insn_reservation storep_anomaly_05000074): New.
4204 (define_insn_reservation storei): Does not apply when working
4206 (define_insn_reservation storei_anomaly_05000074): New.
4207 (define_attr length): Add dsp32shiftimm case.
4208 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4209 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4210 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4211 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4212 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4214 2009-09-07 Martin Jambor <mjambor@suse.cz>
4217 * tree-sra.c (create_artificial_child_access): Return NULL if
4218 build_ref_for_offset fails.
4219 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4220 and create_artificial_child_access to fail.
4222 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4225 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4226 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4227 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4229 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4231 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4232 block, ensure it has an exit edge. Emit a barrier after a jump.
4234 2009-09-07 Nick Clifton <nickc@redhat.com>
4236 * gcc.c (this_is_linker_script): New variable. Like
4237 this_is_library_file but for the %T constructor.
4238 (end_going_arg): If this_is_linker_script is set then locate the
4239 script and insert a --script switch before it
4240 (do_spec_2): Initialise this_is_linker_script.
4241 (do_spec_1): Likewise. Handle %T construct.
4242 (eval_spec_function): Preserve this_is_linker_script.
4243 * doc/invoke.texi: Document %T construct in spec files.
4244 * config/m32c/m32c.h (LIB_SPEC): Use it.
4246 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4248 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4249 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4250 when volatile flag is set.
4251 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4253 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4256 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4257 (combine_stack_adjustments_for_block): Allow insns between stack
4258 adjustments and stores with corresponding pre-(dec|inc)rement or
4259 pre-modify operation.
4261 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4264 * combine-stack-adj.c (struct csa_memlist): Rename to...
4265 (struct csa_reflist): ... this. Rename mem field to ref.
4266 (free_csa_memlist): Rename to...
4267 (free_csa_reflist): ... this.
4268 (record_one_stack_memref): Rename to...
4269 (record_one_stack_ref): ... this. Handle also REG_P.
4270 (try_apply_stack_adjustment): Handle also REG_P.
4271 (struct record_stack_memrefs_data): Rename to...
4272 (struct record_stack_refs_data): ... this. Rename memlist field to
4274 (record_stack_memrefs): Rename to...
4275 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4276 subexpressions instead of failing when a MEM contains SP references.
4277 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4278 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4280 2009-09-06 Richard Guenther <rguenther@suse.de>
4283 * tree.c (build_array_type): Do not record types marked
4284 with structural equality in the canonical type hashtable.
4286 2009-09-06 Richard Guenther <rguenther@suse.de>
4289 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4291 2009-09-05 Richard Guenther <rguenther@suse.de>
4294 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4296 2009-09-05 Richard Guenther <rguenther@suse.de>
4299 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4301 2009-09-05 Richard Guenther <rguenther@suse.de>
4304 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4305 before comparing function argument types.
4307 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4310 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4313 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4316 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4318 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4319 locators before emit_insn is called.
4321 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4324 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4325 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4326 (reginfo_init): Don't call allocate_reg_info.
4328 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4331 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4332 NONDEBUG_INSN_P instead of INSN_P.
4334 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4337 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4339 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4342 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4343 pattern of the split.
4345 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4347 * toplev.c (process_options): Move setter of flag_var_tracking
4348 before other tests that depend on it. Move down setter of
4349 flag_rename_registers. Don't enable var-tracking-assignments
4350 by default if selective scheduling is enabled. Warn if both
4353 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4355 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4356 comment. Use switch statement to catch overlaps between rtx
4357 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4358 (IS_DECL_CODE): ... here. Remove.
4359 (check_value_is_not_decl): Remove.
4360 (dv_from_decl, dv_from_value): Check after conversion.
4362 2009-09-04 Richard Guenther <rguenther@suse.de>
4365 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4366 after emitting tunks. Move emitting thunks and ctors from ...
4367 (cgraph_optimize): ... here. Remove redundant
4368 cgraph_analyze_functions.
4369 * varasm.c (find_decl_and_mark_needed): Remove no longer
4371 (finish_aliases_1): Adjust check for thunk aliases.
4373 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4375 * config/arm/arm.md (ctzsi2): Added braces
4376 to avoid warning that broke booststrap.
4378 2009-09-04 Martin Jambor <mjambor@suse.cz>
4380 PR tree-optimization/41112
4381 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4382 handle variable-bounded arrays.
4383 (expr_with_var_bounded_array_refs_p): New function.
4384 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4386 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4388 * config/s390/2097.md: Removed two incorrect bypasses.
4389 (z10_fsimpdf): Fixed latency.
4390 (z10_fhex): New insn_reservation.
4391 (z10_floaddf): Fixed latency.
4392 (z10_floadsf): Fixed latency.
4393 (z10_ftrunctf): Fixed latency.
4394 (z10_ftruncdf): Fixed latency.
4395 * config/s390/s390.c (z10_cost): Fixed values.
4396 (s390_adjust_priority): Added z10 path.
4397 * config/s390/s390.md (type): Added fhex.
4398 (*mov<mode>_64dfp): Updated type attribute.
4399 (*mov<mode>_64): Updated type attribute.
4400 (*mov<mode>_31): Updated type attribute.
4401 (*mov<mode>"): Likewise.
4402 * config/s390/2084.md (x_fsimpdf): Updated condition.
4404 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4406 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4407 RTXs in the predicate for operand 1.
4409 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4411 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4412 (rbitsi2): New insn.
4413 (ctzsi2): New expand.
4414 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4416 2009-09-03 Martin Jambor <mjambor@suse.cz>
4418 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4419 (create_artificial_child_access): Use build_ref_for_offset instead
4420 of duplicate_expr_for_different_base.
4421 (propagate_subacesses_accross_link): Likewise.
4423 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4425 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4427 (mips16e_collect_argument_saves): Skip debug instructions.
4428 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4429 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4430 (r10k_insert_cache_barriers): Likewise.
4431 (mips_reorg_process_insns): Likewise.
4433 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4436 * ira.c (update_equiv_reg): Remove check on class likely spill.
4438 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4441 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4442 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4446 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4447 the stack slot if it is passed by invisible reference.
4448 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4449 by invisible reference.
4451 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4453 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4454 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4455 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4457 * config/bfin/sync.md: New file.
4458 * config/bfin/bfin.md: Include it.
4459 (UNSPEC_ATOMIC): New.
4460 (UNSPEC_ONES): Provide a unique number.
4462 From Jie Zhang <jie.zhang@analog.com>:
4463 * config/bfin/bfin.c (ret_regs): New.
4464 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4465 (must_save_rets_p): New.
4466 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4467 current_function_is_leaf.
4468 (do_link): Likewise.
4469 (do_unlink): Likewise.
4470 (expand_interrupt_handler_prologue): Use ret_regs array.
4471 (expand_interrupt_handler_epilogue): Use ret_regs array and
4472 pass return register to gen_return_internal.
4473 (bfin_expand_epilogue): Pass return register to
4474 gen_return_internal.
4475 (bfin_expand_call): Explicitly clobber RETS.
4476 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4477 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4478 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4479 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4481 (return_internal): Take a reg rtx rather than the register number.
4483 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4485 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4486 when comparing against estimated_loop_iterations_int return.
4488 2009-09-03 Richard Guenther <rguenther@suse.de>
4490 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4491 eh_personality_libfunc.
4493 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4495 * tree-parloops.c (separate_decls_in_region): Add space.
4497 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4499 * tree-parloops.c (separate_decls_in_region): Change the condition
4500 checking if there are reductions in the loop.
4502 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4504 PR tree-optimization/38275
4505 * tree-parloops.c (parallelize_loops): Replace profitability condition
4506 for expected number of iterations.
4508 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4510 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4511 (bootstrap-debug): Explain conditions in which it becomes default.
4512 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4515 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4517 * doc/invoke.texi (Optimize Options): Move
4518 -finline-small-functions to the -O2 list.
4520 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4522 * toplev.c (process_options): Enable var-tracking-assignments
4523 by default if var-tracking is enabled.
4525 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4527 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4529 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4530 * rtl.h (prev_nonnote_insn_bb): Declare it.
4532 2009-09-03 Diego Novillo <dnovillo@google.com>
4534 * cgraph.c (cgraph_node_for_decl): New.
4535 * cgraph.h (cgraph_node_for_decl): Declare.
4536 * tree.c (host_integerp): Return 0 if T is NULL.
4538 2009-09-03 Diego Novillo <dnovillo@google.com>
4540 * tree.h (struct alias_pair): Move from varasm.c.
4541 (alias_pairs): Likewise.
4542 (TYPE_MAXVAL): Define.
4543 (TYPE_MINVAL): Define.
4544 (iterative_hash_host_wide_int): Declare.
4545 (remove_unreachable_alias_pairs): Declare.
4546 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4547 * diagnostic.c (default_diagnostic_starter): Make extern.
4548 (default_diagnostic_finalizer): Make extern.
4549 * diagnostic.h (default_diagnostic_starter): Declare.
4550 (default_diagnostic_finalizer): Declare.
4551 (default_tree_printer): Declare.
4552 * toplev.c (default_tree_printer): Make extern.
4554 2009-09-03 Richard Guenther <rguenther@suse.de>
4555 Diego Novillo <dnovillo@google.com>
4557 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4558 * cgraphunit.c (cgraph_expand_function): Do not emit
4559 associated thunks from here.
4560 (cgraph_emit_thunks): New.
4561 (cgraph_optimize): Call it.
4562 Return if any IPA pass finds an error.
4563 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4566 2009-09-03 Simon Baldwin <simonb@google.com>
4567 Rafael Espindola <espindola@google.com>
4568 Richard Guenther <rguenther@suse.de>
4569 Doug Kwan <dougkwan@google.com>
4570 Diego Novillo <dnovillo@google.com>
4572 * tree.c: Include tree-pass.h, langhooks-def.h,
4573 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4574 (free_lang_data_in_type): New.
4575 (need_assembler_name_p): New.
4576 (free_lang_data_in_block): New.
4577 (free_lang_data_in_decl): New.
4578 (struct free_lang_data_d): New.
4579 (add_tree_to_fld_list): New.
4580 (find_decls_types_r): New.
4581 (get_eh_types_for_runtime): New.
4582 (find_decls_types_in_eh_region): New.
4583 (find_decls_types_in_node): New.
4584 (find_decls_types_in_var): New.
4585 (free_lang_data_in_cgraph): New.
4586 (free_lang_data): New.
4587 (gate_free_lang_data): New.
4588 (pass_ipa_free_lang_data): New.
4590 2009-09-03 Diego Novillo <dnovillo@google.com>
4592 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4593 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4594 (lang_hooks): Remove const qualifier.
4595 * ipa.c (cgraph_remove_unreachable_nodes): Call
4596 remove_unreachable_alias_pairs.
4597 * except.c (add_type_for_runtime): Check if TYPE has
4598 already been converted.
4599 (lookup_type_for_runtime): Likewise.
4600 (check_handled): Handle converted types.
4601 * varasm.c (remove_unreachable_alias_pairs): New.
4602 * gimple.c: Include demangle.h.
4603 (gimple_decl_printable_name): New.
4604 (gimple_fold_obj_type_ref): New.
4605 * gimple.h (gimple_decl_printable_name): Declare.
4606 (gimple_fold_obj_type_ref): Declare.
4607 * passes.c (init_optimization_passes): Add pass
4608 pass_ipa_free_lang_data.
4609 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4610 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4612 2009-09-03 Diego Novillo <dnovillo@google.com>
4614 * c-lang.c (lang_hooks): Remove const qualifier.
4616 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4618 * doc/install.texi (*-*-freebsd*): Update target information.
4620 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4622 * hard-reg-set.h (call_fixed_regs): Remove.
4623 * reginfo.c (call_fixed_regs): Remove.
4624 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4625 (globalize_reg): Don't use call_fixed_regs.
4626 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4629 2009-09-01 Michael Matz <matz@suse.de>
4631 * expr.h (emit_storent_insn, expand_expr_real_1,
4632 expand_expr_real_2): Declare.
4633 * expr.c (emit_storent_insn, expand_expr_real_1,
4634 expand_expr_real_2): Export.
4635 (store_expr): Setting and evaluating dont_return_target is useless.
4636 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4637 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4638 * except.c (expand_resx_expr): Rename to ...
4639 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4640 * except.h (expand_resx_stmt): Declare.
4641 * stmt.c: Add include gimple.h
4642 (expand_asm_expr): Rename to ...
4643 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4644 (expand_case): Rewrite to take gimple statement.
4645 * tree.h (expand_asm_stmt): Declare.
4646 (expand_case): Change prototype.
4647 * Makefile.in (stmt.o): Depend on gimple.h.
4648 * builtins.c (expand_builtin_synchronize): Build gimple asm
4649 statement, not an ASM_EXPR.
4650 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4651 gimple_to_tree, release_stmt_tree): Remove.
4652 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4653 ggc_free, but hold comparison code and operands separately.
4654 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4655 (expand_call_stmt, expand_gimple_stmt_1,
4656 expand_gimple_stmt): New helpers.
4657 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4658 release_stmt_tree. Call expand_gimple_stmt instead.
4659 (expand_gimple_basic_block): Ditto.
4661 * calls.c (emit_call_1): Don't look at EH regions here, make
4662 fntree parameter useless.
4663 (expand_call): New local rettype for TREE_TYPE(exp), use it
4664 throughout. Remove local p, use addr instead.
4665 Don't look at EH regions here.
4667 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4669 * doc/invoke.texi (-fsched-pressure): Document it.
4670 (-fsched-reg-pressure-heuristic): Remove it.
4672 * reload.c (ira.h): Include.
4673 (find_reloads): Add choosing reload on number of small spilled
4676 * haifa-sched.c (ira.h): Include.
4677 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4678 saved_reg_pressure, curr_reg_live, saved_reg_live,
4679 region_ref_regs): New variables.
4680 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4681 initiate_reg_pressure_info, setup_ref_regs,
4682 initiate_bb_reg_pressure_info, save_reg_pressure,
4683 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4685 (setup_insn_reg_pressure_info): New function.
4686 (rank_for_schedule): Add pressure checking and insn issue time.
4687 Remove comparison of insn reg weights.
4688 (ready_sort): Set insn reg pressure info.
4689 (update_register_pressure, setup_insn_max_reg_pressure,
4690 update_reg_and_insn_max_reg_pressure,
4691 sched_setup_bb_reg_pressure_info): New functions.
4692 (schedule_insn): Add code for printing and updating reg pressure info.
4693 (find_set_reg_weight, find_insn_reg_weight): Remove.
4694 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4695 (debug_ready_list): Print reg pressure info.
4696 (schedule_block): Ditto. Check insn issue time.
4697 (sched_init): Set up sched_pressure_p. Allocate and set up some
4698 reg pressure related info.
4699 (sched_finish): Free some reg pressure related info.
4700 (fix_tick_ready): Make insn always ready if pressure_p.
4701 (init_h_i_d): Don't call find_insn_reg_weight.
4702 (haifa_finish_h_i_d): Free insn reg pressure info.
4704 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4705 ira_memory_move_cost, ira_class_hard_regs,
4706 ira_class_hard_regs_num, ira_no_alloc_regs,
4707 ira_available_class_regs, ira_reg_class_cover_size,
4708 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4710 * ira-lives.c (single_reg_class): Check mode to find how many
4711 registers are necessary for operand.
4712 (ira_implicitly_set_insn_hard_regs): New.
4714 * common.opt (fsched-pressure): New options.
4715 (fsched-reg-pressure-heuristic): Remove.
4717 * ira.c (setup_eliminable_regset): Rename to
4718 ira_setup_eliminable_regset. Make it external.
4719 (expand_reg_info): Pass cover class to setup_reg_classes.
4720 (ira): Call resize_reg_info instead of allocate_reg_info.
4722 * sched-deps.c: Include ira.h.
4723 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4724 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4725 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4726 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4727 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4728 mark_insn_reg_store, mark_insn_reg_clobber,
4729 setup_insn_reg_pressure_info): New.
4730 (sched_analyze_1): Update implicit_reg_pending_uses.
4731 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4732 Use them to create dependencies. Set insn reg uses and pressure
4733 info. Process reg_pending_uses in one place.
4734 (free_deps): Free implicit sets.
4735 (remove_from_deps): Remove implicit sets if necessary. Check
4736 implicit sets when clearing reg_last_in_use.
4737 (init_deps_global): Clear implicit_reg_pending_clobbers and
4738 implicit_reg_pending_uses.
4740 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4741 ira_memory_move_cost, ira_class_hard_regs,
4742 ira_class_hard_regs_num, ira_no_alloc_regs,
4743 ira_available_class_regs, ira_reg_class_cover_size,
4744 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4745 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4746 ira_implicitly_set_insn_hard_regs): New prototypes.
4748 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4749 cost_elements_num): New variables.
4750 (allocno_costs, total_costs): Rename to costs and
4751 total_allocno_costs.
4752 (COSTS_OF_ALLOCNO): Rename to COSTS.
4753 (allocno_pref): Rename to pref.
4754 (allocno_pref_buffer): Rename to pref_buffer.
4755 (common_classes): Rename to regno_cover_class.
4757 (record_reg_classes): Set allocno attributes only if allocno_p.
4758 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4759 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4760 and COSTS_OF_ALLOCNO.
4761 (print_costs): Rename to print_allocno_costs.
4762 (print_pseudo_costs): New.
4763 (process_bb_node_for_costs): Split into 2 functions with new
4764 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4765 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4766 new parameter dump_file. Use cost_elements_num instead of
4767 ira_allocnos_num. Make one iteration if preferred classes were
4768 already calculated for scheduler. Make 2 versions of code
4769 depending on allocno_p.
4770 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4771 regno_cover_class and COSTS instead of common_classes and
4773 (init_costs, finish_costs): New.
4774 (ira_costs): Set up allocno_p and cost_elements_num. Call
4775 init_costs and finish_costs.
4776 (ira_set_pseudo_classes): New.
4778 * rtl.h (allocate_reg_info): Remove.
4779 (resize_reg_info): Change return type.
4780 (reg_cover_class): New.
4781 (setup_reg_classes): Add new parameter.
4783 * sched-int.h (struct deps_reg): New member implicit_sets.
4784 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4785 (INCREASE_BITS): New macro.
4786 (struct reg_pressure_data, struct reg_use_data): New.
4787 (struct _haifa_insn_data): Remove reg_weight. Add members
4788 reg_pressure, reg_use_list, reg_set_list, and
4789 reg_pressure_excess_cost_change.
4790 (struct deps): New member implicit_sets.
4791 (pressure_p): New variable.
4792 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4793 (struct reg_pressure_data, struct reg_use_data): New.
4794 (INSN_REG_WEIGHT): Remove.
4795 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4796 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4797 (sched_init_region_reg_pressure_info,
4798 sched_setup_bb_reg_pressure_info): New prototypes.
4800 * reginfo.c (struct reg_pref): New member coverclass.
4801 (reg_cover_class): New function.
4802 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4803 (reg_info_size): New variable.
4804 (allocate_reg_info): Make static. Setup reg_info_size.
4805 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4806 (setup_reg_classes): Add a new parameter. Setup cover class too.
4808 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4811 * sched-rgn.c (deps_join): Set up implicit_sets.
4812 (schedule_region): Set up region and basic blocks pressure
4815 * passes.c (init_optimization_passes): Move
4816 pass_subregs_of_mode_init before pass_sched.
4818 2009-09-02 Martin Jambor <mjambor@suse.cz>
4820 * tree-sra.c (struct access): New field grp_hint.
4821 (dump_access): Dump grp_hint.
4822 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4824 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4825 those which have been specifically read and somehow written to.
4826 (propagate_subacesses_accross_link): Set grp_hint of right child and
4827 also possibly of the left child.
4829 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4831 * tree-object-size.c (addr_object_size): Always use object_size_type
4832 0 or 2 when determining the pointer pointed object size.
4834 2009-09-02 Richard Guenther <rguenther@suse.de>
4837 2009-08-31 Richard Guenther <rguenther@suse.de>
4839 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4840 to query if the memory regions for memmove overlap.
4841 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4842 asserts on pointers, instead deal with odd trees.
4843 (ptr_derefs_may_alias_p): Likewise.
4844 (refs_may_alias_p_1): Constructor bases also never alias.
4846 2009-08-01 Christian Bruel <christian.bruel@st.com>
4849 2009-07-31 Christian Bruel <christian.bruel@st.com>
4850 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4852 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4854 * doc/invoke.texi (-fvar-tracking-assignments): New.
4855 (-fvar-tracking-assignments-toggle): New.
4856 (-fdump-final-insns=file): Mark filename as optional.
4857 (--param min-nondebug-insn-uid): New.
4858 (-gdwarf-@{version}): Mention version 4.
4859 * opts.c (common_handle_option): Accept it.
4860 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4861 * regrename.c (regrename_optimize): Drop last. Don't count debug
4862 insns as uses. Don't reject change because of debug insn.
4863 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4864 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4865 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4866 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4867 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4868 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4869 * doc/gimple.texi (is_gimple_debug): New.
4870 (gimple_debug_bind_p): New.
4871 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4872 * doc/install.texi (bootstrap-debug): More details.
4873 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4874 (bootstrap-debug-lib): More details.
4875 (bootstrap-debug-ckovw): Update.
4876 (bootstrap-time): New.
4877 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4878 (insert_phi_nodes_for): Insert debug stmts.
4879 (rewrite_stmt): Take iterator. Insert debug stmts.
4880 (rewrite_enter_block): Adjust.
4881 (maybe_replace_use_in_debug_stmt): New.
4882 (rewrite_update_stmt): Use it.
4883 (mark_use_interesting): Return early for debug stmts.
4884 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4885 stmts before replacing stmt.
4886 (move_computations_stmt): Likewise.
4887 * ira-conflicts.c (add_copies): Skip debug insns.
4888 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4889 (regstat_bb_compute_ri): Skip debug insns.
4890 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4891 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4892 check_loop_closed_ssa_stmt): Skip debug stmts.
4893 * tree-tailcall.c (find_tail_calls): Likewise.
4894 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4895 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4896 (build_var_debug_value_stat): Declare.
4897 (build_var_debug_value): Define.
4898 (target_for_debug_bind): Declare.
4899 * reload.c (find_equiv_reg): Skip debug insns.
4900 * rtlanal.c (reg_used_between_p): Skip debug insns.
4901 (side_effects_p): Likewise.
4902 (canonicalize_condition): Likewise.
4903 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4904 insns never depend on debug insns.
4905 (create_ddg_dep_no_link): Likewise.
4906 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4907 Don't add inter-loop dependencies for debug insns.
4908 (build_intra_loop_deps): Likewise.
4909 (create_ddg): Count debug insns.
4910 * ddg.h (struct ddg::num_debug): New.
4911 (num_backargs): Pair up with previous int field.
4912 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4913 -fcompare-debug-second.
4914 * final.c (get_attr_length_1): Skip debug insns.
4915 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4916 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4917 (driver_self_specs): Map -fdump-final-insns to
4918 -fdump-final-insns=..
4919 (get_local_tick): New.
4920 (compare_debug_dump_opt_spec_function): Test for . argument and
4921 compute output name. Compute temp output spec without flag name.
4922 Compute -frandom-seed.
4923 (OPT): Undef after use.
4924 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4925 (average_num_loop_insns): Likewise.
4926 * params.h (MIN_NONDEBUG_INSN_UID): New.
4927 * gimple.def (GIMPLE_DEBUG): New.
4928 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4929 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4930 (merge_in_block): Fix whitespace.
4931 * toplev.c (flag_var_tracking): Update comment.
4932 (flag_var_tracking_assignments): New.
4933 (flag_var_tracking_assignments_toggle): New.
4934 (process_options): Don't open final insns dump file if we're not
4935 going to write to it. Compute defaults for var_tracking.
4936 * df-scan.c (df_insn_rescan_debug_internal): New.
4937 (df_uses_record): Handle debug insns.
4938 * haifa-sched.c (ready): Initialize n_debug.
4939 (contributes_to_priority): Skip debug insns.
4940 (dep_list_size): New.
4942 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4943 they're ready. Disregard previous debug insns to make decisions.
4944 (queue_insn): Never queue debug insns.
4945 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4946 (schedule_insn): Don't reject debug insns because of issue rate.
4947 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4948 (queue_to_ready): Skip and discount debug insns.
4949 (choose_ready): Let debug insns through.
4950 (schedule_block): Check boundary debug insns. Discount debug
4951 insns, schedule them early. Adjust whitespace.
4952 (set_priorities): Check for boundary debug insns.
4953 (add_jump_dependencies): Use dep_list_size.
4954 (prev_non_location_insn): New.
4955 (check_cfg): Use it.
4956 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4958 (remove_unused_ivs): Reset debug stmts.
4959 * modulo-sched.c (const_iteration_count): Skip debug insns.
4960 (res_MII): Discount debug insns.
4961 (loop_single_full_bb_p): Skip debug insns.
4962 (sms_schedule): Likewise.
4963 (sms_schedule_by_order): Likewise.
4964 (ps_has_conflicts): Likewise.
4965 * caller-save.c (refmarker_fn): New.
4966 (save_call_clobbered_regs): Replace regs with saved mem in
4968 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4969 Call refmarker_fn mark for hardregnos.
4970 (mark_reg_as_referenced): New.
4971 (replace_reg_with_saved_mem): New.
4972 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4973 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4975 (cse_extended_basic_block): Skip debug insns.
4976 (count_reg_usage): Likewise.
4977 (is_dead_reg): New, split out of...
4978 (set_live_p): ... here.
4979 (insn_live_p): Use it for debug insns.
4980 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4981 (execute_optimize_stdarg): Likewise.
4982 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4983 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4984 changes in debug stmts as changes.
4985 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4986 (moveup_expr): Don't move across debug insns. Don't move
4987 debug insn if it would create a bookkeeping block.
4988 (moveup_expr_cached): Don't use cache for debug insns that
4989 are heads of blocks.
4990 (compute_av_set_inside_bb): Skip debug insns.
4991 (sel_rank_for_schedule): Schedule debug insns first. Remove
4993 (block_valid_for_bookkeeping_p); Support lax searches.
4994 (create_block_for_bookkeeping): Adjust block numbers when
4995 encountering debug-only blocks.
4996 (find_place_for_bookkeeping): Deal with debug-only blocks.
4997 (generate_bookkeeping_insn): Accept no place to insert.
4998 (remove_temp_moveop_nops): New argument full_tidying.
4999 (prepare_place_to_insert): Deal with debug insns.
5000 (advance_state_on_fence): Debug insns don't start cycles.
5001 (update_boundaries): Take fence as argument. Deal with
5003 (schedule_expr_on_boundary): No full_tidying on debug insns.
5004 (fill_insns): Deal with debug insns.
5005 (track_scheduled_insns_and_blocks): Don't count debug insns.
5006 (need_nop_to_preserve_insn_bb): New, split out of...
5007 (remove_insn_from_stream): ... this.
5008 (fur_orig_expr_not_found): Skip debug insns.
5009 * rtl.def (VALUE): Move up.
5011 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5012 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5013 Set it if debug stmts are found.
5014 (statement_sink_location): Skip debug stmts. Propagate
5015 moving defs into debug stmts.
5016 * ifcvt.c (first_active_insn): Skip debug insns.
5017 (last_active_insns): Likewise.
5018 (cond_exec_process_insns): Likewise.
5019 (noce_process_if_block): Likewise.
5020 (check_cond_move_block): Likewise.
5021 (cond_move_convert_if_block): Likewise.
5022 (block_jumps_and_fallthru_p): Likewise.
5023 (dead_or_predicable): Likewise.
5024 * dwarf2out.c (debug_str_hash_forced): New.
5025 (find_AT_string): Add comment.
5026 (gen_label_for_indirect_string): New.
5027 (get_debug_string_label): New.
5028 (AT_string_form): Use it.
5029 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5030 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5031 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5032 several operations that cannot be represented with DWARF opcodes.
5033 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5034 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5035 (dwarf2out_var_location): Take during-call mark into account.
5036 (output_indirect_string): Update comment. Output if there are
5037 label and references.
5038 (prune_indirect_string): New.
5039 (prune_unused_types): Call it if debug_str_hash_forced.
5040 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5041 (dw_long_long_const): Remove.
5042 (struct dw_val_struct): Change val_long_long type to rtx.
5043 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5044 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5045 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5046 component instead of HOST_BITS_PER_LONG.
5047 (output_loc_operands): Likewise. For const8* assert
5048 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5049 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5050 rather than HOST_BITS_PER_LONG is >= 64.
5051 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5053 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5054 HOST_BITS_PER_LONG for dw_val_class_long_long.
5055 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5056 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5057 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5059 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5060 Handle DW_OP_implicit_value.
5061 (extract_int): Move prototype earlier.
5062 (mem_loc_descriptor): For SUBREG punt if inner
5063 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5064 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5065 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5066 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5067 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5068 instead of Pmode size.
5069 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5070 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5071 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5072 (concat_loc_descriptor, concatn_loc_descriptor,
5073 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5074 (add_location_or_const_value_attribute): Likewise. For single
5075 location loc_lists attempt to use add_const_value_attribute
5076 for constant decls. Add DW_AT_const_value even if
5077 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5079 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5080 (control_flow_insn_p): Likewise.
5081 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5082 (separate_decls_in_region_debug_bind): New.
5083 (separate_decls_in_region): Process debug bind stmts afterwards.
5084 * recog.c (verify_changes): Handle debug insns.
5085 (extract_insn): Likewise.
5086 (peephole2_optimize): Skip debug insns.
5087 * dse.c (scan_insn): Skip debug insns.
5088 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5090 (setup_id_for_insn): Handle debug insns.
5091 (maybe_tidy_empty_bb): Adjust whitespace.
5092 (tidy_control_flow): Skip debug insns.
5093 (sel_remove_insn): Adjust for debug insns.
5094 (sel_estimate_number_of_insns): Skip debug insns.
5095 (create_insn_rtx_from_pattern): Handle debug insns.
5096 (create_copy_of_insn_rtx): Likewise.
5097 * sel-sched-.h (sel_bb_end): Declare.
5098 (sel_bb_empty_or_nop_p): New.
5099 (get_all_loop_exits): Use it.
5100 (_eligible_successor_edge_p): Likewise.
5101 (return_nop_to_pool): Adjust.
5102 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5103 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5104 * gimple-pretty-print.c (dump_gimple_debug): New.
5105 (dump_gimple_stmt): Use it.
5106 (dump_bb_header): Skip gimple debug stmts.
5107 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5108 (fixup_match_2): Likewise.
5109 (regmove_backward_pass): Likewise. Simplify combined
5110 replacement. Handle debug insns.
5111 * function.c (instantiate_virtual_regs): Handle debug insns.
5112 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5113 * print-rtl.h: Include cselib.h.
5114 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5115 * df.h (df_inns_rescan_debug_internal): Declare.
5116 * gcse.c (alloc_hash_table): Estimate n_insns.
5117 (cprop_insn): Don't regard debug insns as changes.
5118 (bypass_conditional_jumps): Skip debug insns.
5119 (one_pre_gcse_pass): Adjust.
5120 (one_code_hoisting_pass): Likewise.
5121 (compute_ld_motion_mems): Skip debug insns.
5122 (one_cprop_pass): Adjust.
5123 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5124 (if_convertible_stmt_p): Handle debug stmts.
5125 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5126 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5127 * ira-build.c (create_bb_allocnos): Skip debug insns.
5128 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5129 (has_single_use): Likewise.
5130 (single_imm_use): Likewise.
5131 (num_imm_uses): Likewise.
5132 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5133 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5134 (create_outofssa_var_map): Likewise.
5135 * lower-subreg.c (adjust_decomposed_uses): New.
5136 (resolve_debug): New.
5137 (decompose_multiword_subregs): Use it.
5138 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5139 * emit-rtl.c: Include params.h.
5140 (cur_debug_insn_uid): Define.
5141 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5142 (copy_rtx_if_shared_1): Handle debug insns.
5143 (reset_used_flags): Likewise.
5144 (set_used_flags): LIkewise.
5145 (get_max_insn_count): New.
5146 (next_nondebug_insn): New.
5147 (prev_nondebug_insn): New.
5148 (make_debug_insn_raw): New.
5149 (emit_insn_before_noloc): Handle debug insns.
5150 (emit_jump_insn_before_noloc): Likewise.
5151 (emit_call_insn_before_noloc): Likewise.
5152 (emit_debug_insn_before_noloc): New.
5153 (emit_insn_after_noloc): Handle debug insns.
5154 (emit_jump_insn_after_noloc): Likewise.
5155 (emit_call_insn_after_noloc): Likewise.
5156 (emit_debug_insn_after_noloc): Likewise.
5157 (emit_insn_after): Take loc from earlier non-debug insn.
5158 (emit_jump_insn_after): Likewise.
5159 (emit_call_insn_after): Likewise.
5160 (emit_debug_insn_after_setloc): New.
5161 (emit_debug_insn_after): New.
5162 (emit_insn_before): Take loc from later non-debug insn.
5163 (emit_jump_insn_before): Likewise.
5164 (emit_call_insn_before): Likewise.
5165 (emit_debug_insn_before_setloc): New.
5166 (emit_debug_insn_before): New.
5167 (emit_insn): Handle debug insns.
5168 (emit_debug_insn): New.
5169 (emit_jump_insn): Handle debug insns.
5170 (emit_call_insn): Likewise.
5172 (init_emit): Take min-nondebug-insn-uid into account.
5173 Initialize cur_debug_insn_uid.
5174 (emit_copy_of_insn_after): Handle debug insns.
5175 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5176 location of single rhs in place.
5177 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5178 (floor_sdiv_adjust): New.
5179 (cell_sdiv_adjust): New.
5180 (cell_udiv_adjust): New.
5181 (round_sdiv_adjust): New.
5182 (round_udiv_adjust): New.
5183 (wrap_constant): Moved from cselib.
5184 (unwrap_constant): New.
5185 (expand_debug_expr): New.
5186 (expand_debug_locations): New.
5187 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5189 (gimple_expand_cfg): Expand debug locations.
5190 * cselib.c: Include tree-pass.h.
5191 (struct expand_value_data): New.
5192 (cselib_record_sets_hook): New.
5193 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5194 (cselib_clear_table): Move, and implemnet in terms of...
5195 (cselib_reset_table_with_next_value): ... this.
5196 (cselib_get_next_unknown_value): New.
5197 (discard_useless_locs): Don't discard preserved values.
5198 (cselib_preserve_value): New.
5199 (cselib_preserved_value_p): New.
5200 (cselib_preserve_definitely): New.
5201 (cselib_clear_preserve): New.
5202 (cselib_preserve_only_values): New.
5203 (new_cselib_val): Take rtx argument. Dump it in details.
5204 (cselib_lookup_mem): Adjust.
5205 (expand_loc): Take regs_active in struct. Adjust. Silence
5206 dumps unless details are requested.
5207 (cselib_expand_value_rtx_cb): New.
5208 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5209 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5210 without details. Copy more subregs. Try to resolve values
5211 using a callback. Wrap constants.
5212 (cselib_subst_to_values): Adjust.
5213 (cselib_log_lookup): New.
5214 (cselib_lookup): Call it.
5215 (cselib_invalidate_regno): Don't count preserved values as useless.
5216 (cselib_invalidate_mem): Likewise.
5217 (cselib_record_set): Likewise.
5218 (struct set): Renamed to cselib_set, moved to cselib.h.
5219 (cselib_record_sets): Adjust. Call hook.
5220 (cselib_process_insn): Reset table when it would be cleared.
5221 (dump_cselib_val): New.
5222 (dump_cselib_table): New.
5223 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5224 (remove_forwarder_block): Support moving debug stmts.
5225 * cselib.h (cselib_record_sets_hook): Declare.
5226 (cselib_expand_callback): New type.
5227 (cselib_expand_value_rtx_cb): Declare.
5228 (cselib_reset_table_with_next_value): Declare.
5229 (cselib_get_next_unknown_value): Declare.
5230 (cselib_preserve_value): Declare.
5231 (cselib_preserved_value_p): Declare.
5232 (cselib_preserve_only_values): Declare.
5233 (dump_cselib_table): Declare.
5234 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5235 (try_crossjump_to_edge): Likewise.
5236 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5237 dominated blocks when debug stmts are present.
5238 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5239 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5240 (set_var_live_on_entry): Likewise.
5241 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5242 * cfglayout.c (curr_location, last_location): Make static.
5243 (set_curr_insn_source_location): Don't avoid bouncing.
5244 (get_curr_insn_source_location): New.
5245 (get_curr_insn_block): New.
5246 (duplicate_insn_chain): Handle debug insns.
5247 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5249 * common.opt (fcompare-debug): Move to sort order.
5250 (fdump-unnumbered-links): Likewise.
5251 (fvar-tracking-assignments): New.
5252 (fvar-tracking-assignments-toggle): New.
5253 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5254 because of debug stmts.
5255 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5256 (eliminate_unnecessary_stmts): Walk dominated blocks before
5258 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5259 * ira.c (memref_used_between_p): Skip debug insns.
5260 (update_equiv_regs): Likewise.
5261 * sched-deps.c (sd_lists_size): Accept empty list.
5262 (sd_init_insn): Mark debug insns.
5263 (sd_finish_insn): Unmark them.
5264 (sd_add_dep): Reject non-debug deps on debug insns.
5265 (fixup_sched_groups): Give debug insns group treatment.
5267 (sched_analyze_reg): Don't mark debug insns for sched before call.
5268 (sched_analyze_2): Handle debug insns.
5269 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5271 (deps_analyze_insn): Handle debug insns.
5272 (deps_start_bb): Skip debug insns.
5273 (init_deps): Initialize last_debug_insn.
5274 * tree-ssa.c (target_for_debug_bind): New.
5275 (find_released_ssa_name): New.
5276 (propagate_var_def_into_debug_stmts): New.
5277 (propagate_defs_into_debug_stmts): New.
5278 (verify_ssa): Skip debug bind stmts without values.
5279 (warn_uninialized_vars): Skip debug stmts.
5280 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5281 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5282 (rtx_equal_p): Likewise.
5283 * ira-costs.c (scan_one_insn): Skip debug insns.
5284 (process_bb_node_for_hard_reg_moves): Likewise.
5285 * rtl.h (DEBUG_INSN_P): New.
5286 (NONDEBUG_INSN_P): New.
5287 (MAY_HAVE_DEBUG_INSNS): New.
5288 (INSN_P): Accept debug insns.
5289 (RTX_FRAME_RELATED_P): Likewise.
5290 (INSN_DELETED_P): Likewise
5291 (PAT_VAR_LOCATION_DECL): New.
5292 (PAT_VAR_LOCATION_LOC): New.
5293 (PAT_VAR_OCATION_STATUS): New.
5294 (NOTE_VAR_LOCATION_DECL): Reimplement.
5295 (NOTE_VAR_LOCATION_LOC): Likewise.
5296 (NOTE_VAR_LOCATION_STATUS): Likewise.
5297 (INSN_VAR_LOCATION): New.
5298 (INSN_VAR_LOCATION_DECL): New.
5299 (INSN_VAR_LOCATION_LOC): New.
5300 (INSN_VAR_LOCATION_STATUS): New.
5301 (gen_rtx_UNKNOWN_VAR_LOC): New.
5302 (VAR_LOC_UNKNOWN_P): New.
5303 (NOTE_DURING_CALL_P): New.
5304 (SCHED_GROUP_P): Accept debug insns.
5305 (emit_debug_insn_before): Declare.
5306 (emit_debug_insn_before_noloc): Declare.
5307 (emit_debug_insn_beore_setloc): Declare.
5308 (emit_debug_insn_after): Declare.
5309 (emit_debug_insn_after_noloc): Declare.
5310 (emit_debug_insn_after_setloc): Declare.
5311 (emit_debug_insn): Declare.
5312 (make_debug_insn_raw): Declare.
5313 (prev_nondebug_insn): Declare.
5314 (next_nondebug_insn): Declare.
5315 (delegitimize_mem_from_attrs): Declare.
5316 (get_max_insn_count): Declare.
5317 (wrap_constant): Declare.
5318 (unwrap_constant): Declare.
5319 (get_curr_insn_source_location): Declare.
5320 (get_curr_insn_block): Declare.
5321 * tree-inline.c (insert_debug_decl_map): New.
5322 (processing_debug_stmt): New.
5323 (remap_decl): Don't create new mappings in debug stmts.
5324 (remap_gimple_op_r): Don't add references in debug stmts.
5325 (copy_tree_body_r): Likewise.
5326 (remap_gimple_stmt): Handle debug bind stmts.
5327 (copy_bb): Skip debug stmts.
5328 (copy_edges_for_bb): Likewise.
5329 (copy_debug_stmt): New.
5330 (copy_debug_stmts): New.
5331 (copy_body): Copy debug stmts at the end.
5332 (insert_init_debug_bind): New.
5333 (insert_init_stmt): Take id. Skip and emit debug stmts.
5334 (setup_one_parameter): Remap variable earlier, register debug mapping.
5335 (estimate_num_insns): Skip debug stmts.
5336 (expand_call_inline): Preserve debug_map.
5337 (optimize_inline_calls): Check for no debug_stmts left-overs.
5338 (unsave_expr_now): Preserve debug_map.
5339 (copy_gimple_seq_and_replace_locals): Likewise.
5340 (tree_function_versioning): Check for no debug_stmts left-overs.
5341 Init and destroy debug_map as needed. Split edges unconditionally.
5342 (build_duplicate_type): Init and destroy debug_map as needed.
5343 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5344 (struct copy_body_data): Add debug_stmts and debug_map.
5345 * sched-int.h (struct ready_list): Add n_debug.
5346 (struct deps): Add last_debug_insn.
5347 (DEBUG_INSN_SCHED_P): New.
5348 (BOUNDARY_DEBUG_INSN_P): New.
5349 (SCHEDULE_DEBUG_INSN_P): New.
5350 (sd_iterator_cond): Accept empty list.
5351 * combine.c (create_log_links): Skip debug insns.
5352 (combine_instructions): Likewise.
5353 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5354 return value is always unshared.
5355 (struct rtx_subst_pair): New.
5356 (auto_adjust_pair): New.
5357 (propagate_for_debug_subst): New.
5358 (propagate_for_debug): New.
5359 (try_combine): Skip debug insns. Propagate removed defs into
5361 (next_nonnote_nondebug_insn): New.
5362 (distribute_notes): Use it. Skip debug insns.
5363 (distribute_links): Skip debug insns.
5364 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5365 * resource.c (mark_target_live_regs): Likewise.
5366 * var-tracking.c: Include cselib.h and target.h.
5367 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5369 (micro_operation_type_name): New.
5370 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5371 (struct micro_operation_def): Update comments.
5372 (decl_or_value): New type. Use instead of decls.
5373 (struct emit_note_data_def): Add vars.
5374 (struct attrs_def): Use decl_or_value.
5375 (struct variable_tracking_info_def): Add permp, flooded.
5376 (struct location_chain_def): Update comment.
5377 (struct variable_part_def): Use decl_or_value.
5378 (struct variable_def): Make var_part a variable length array.
5380 (scratch_regs): New.
5381 (cselib_hook_called): New.
5382 (dv_is_decl_p): New.
5383 (dv_is_value_p): New.
5386 (dv_as_opaque): New.
5387 (dv_onepart_p): New.
5389 (IS_DECL_CODE): New.
5390 (check_value_is_not_decl): New.
5391 (dv_from_decl): New.
5392 (dv_from_value): New.
5393 (dv_htab_hash): New.
5394 (variable_htab_hash): Use it.
5395 (variable_htab_eq): Support values.
5396 (variable_htab_free): Free from the right pool.
5397 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5398 (attrs_list_union): Adjust.
5399 (attrs_list_mpdv_union): New.
5400 (tie_break_pointers): New.
5401 (canon_value_cmp): New.
5402 (unshare_variable): Return possibly-modified slot.
5403 (vars_copy_1): Adjust.
5404 (var_reg_decl_set): Adjust. Split out of...
5405 (var_reg_set): ... this.
5406 (get_init_value): Adjust.
5407 (var_reg_delete_and_set): Adjust.
5408 (var_reg_delete): Adjust.
5409 (var_regno_delete): Adjust.
5410 (var_mem_decl_set): Split out of...
5411 (var_mem_set): ... this.
5412 (var_mem_delete_and_set): Adjust.
5413 (var_mem_delete): Adjust.
5417 (variable_union): Adjust. Speed up merge of 1-part vars.
5418 (variable_canonicalize): Use unshared slot.
5419 (VALUED_RECURSED_INTO): New.
5420 (find_loc_in_1pdv): New.
5421 (struct dfset_merge): New.
5422 (insert_into_intersection): New.
5423 (intersect_loc_chains): New.
5425 (canonicalize_loc_order_check): New.
5426 (canonicalize_values_mark): New.
5427 (canonicalize_values_star): New.
5428 (variable_merge_over_cur): New.
5429 (variable_merge_over_src): New.
5430 (dataflow_set_merge): New.
5431 (dataflow_set_equiv_regs): New.
5432 (remove_duplicate_values): New.
5433 (struct dfset_post_merge): New.
5434 (variable_post_merge_new_vals): New.
5435 (variable_post_merge_perm_vals): New.
5436 (dataflow_post_merge_adjust): New.
5437 (find_mem_expr_in_1pdv): New.
5438 (dataflow_set_preserve_mem_locs): New.
5439 (dataflow_set_remove_mem_locs): New.
5440 (dataflow_set_clear_at_call): New.
5441 (onepart_variable_different_p): New.
5442 (variable_different_p): Use it.
5443 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5444 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5446 (track_loc_p): Pass it true.
5447 (struct count_use_info): New.
5448 (find_use_val): New.
5449 (replace_expr_with_values): New.
5451 (use_type): New, partially split out of...
5452 (count_uses): ... this. Count new micro-ops.
5453 (count_uses_1): Adjust.
5454 (count_stores): Adjust.
5455 (count_with_sets): New.
5456 (VAL_NEEDS_RESOLUTION): New.
5457 (VAL_HOLDS_TRACK_EXPR): New.
5458 (VAL_EXPR_IS_COPIED): New.
5459 (VAL_EXPR_IS_CLOBBERED): New.
5460 (add_uses): Adjust. Generate new micro-ops.
5461 (add_uses_1): Adjust.
5462 (add_stores): Generate new micro-ops.
5463 (add_with_sets): New.
5464 (find_src_status): Adjust.
5465 (find_src_set_src): Adjust.
5466 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5467 Handle new micro-ops. Canonicalize value equivalances.
5468 (vt_find_locations): Compute total size of hash tables for
5469 dumping. Perform merge for var-tracking-assignments. Don't
5470 disregard single-block loops.
5471 (dump_attrs_list): Handle decl_or_value.
5472 (dump_variable): Take variable. Deal with decl_or_value.
5473 (dump_variable_slot): New.
5474 (dump_vars): Use it.
5475 (dump_dataflow_sets): Adjust.
5476 (set_slot_part): New, extended to support one-part variables
5477 after splitting out of...
5478 (set_variable_part): ... this.
5479 (clobber_slot_part): New, split out of...
5480 (clobber_variable_part): ... this.
5481 (delete_slot_part): New, split out of...
5482 (delete_variable_part): .... this.
5483 (check_wrap_constant): New.
5484 (vt_expand_loc_callback): New.
5485 (vt_expand_loc): New.
5486 (emit_note_insn_var_location): Adjust. Handle values. Handle
5487 EMIT_NOTE_AFTER_CALL_INSN.
5488 (emit_notes_for_differences_1): Adjust. Handle values.
5489 (emit_notes_for_differences_2): Likewise.
5490 (emit_notes_for_differences): Adjust.
5491 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5492 Adjust. Handle new micro-ops.
5493 (vt_add_function_parameters): Adjust. Create and bind values.
5494 (vt_initialize): Adjust. Initialize scratch_regs and
5495 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5496 operations. Move some code to count_with_sets and add_with_sets.
5497 (delete_debug_insns): New.
5498 (vt_debug_insns_local): New.
5499 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5501 (var_tracking_main): If var-tracking-assignments is enabled
5502 but var-tracking isn't, delete debug insns and leave. Likewise
5503 if we exceed limits or fail the stack adjustments tests, and
5504 after all var-tracking processing.
5505 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5506 (dataflow_set): Add traversed_vars.
5507 (value_chain, const_value_chain): New typedefs.
5508 (value_chain_pool, value_chains): New variables.
5509 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5510 add_value_chains, add_cselib_value_chains, remove_value_chain,
5511 remove_value_chains, remove_cselib_value_chains): New functions.
5512 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5513 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5515 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5516 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5517 (dst_can_be_shared): New variable.
5518 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5519 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5520 different from set->vars, look up slot again instead of using the
5522 (dataflow_set_init): Initialize traversed_vars.
5523 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5524 lookup if set->vars is shared. Don't keep slot cleared before
5525 calling unshare_variable. Unshare set->vars if needed. Adjust
5526 unshare_variable callers. Clear dst_can_be_shared if needed.
5527 Even ->refcount == 1 vars must be unshared if set->vars is shared
5528 and var needs to be modified.
5529 (dataflow_set_union): Set traversed_vars during canonicalization.
5530 (VALUE_CHANGED, DECL_CHANGED): Define.
5531 (set_dv_changed, dv_changed_p): New static inlines.
5532 (track_expr_p): Clear DECL_CHANGED.
5533 (dump_dataflow_sets): Set it.
5534 (variable_was_changed): Call set_dv_changed.
5535 (emit_note_insn_var_location): Likewise.
5536 (changed_variables_stack): New variable.
5537 (check_changed_vars_1, check_changed_vars_2): New functions.
5538 (emit_notes_for_changes): Do nothing if changed_variables is
5539 empty. Traverse changed_variables with check_changed_vars_1,
5540 call check_changed_vars_2 on each changed_variables_stack entry.
5541 (emit_notes_in_bb): Add SET argument. Just clear it at the
5542 beginning, use it instead of local &set, don't destroy it at the end.
5543 (vt_emit_notes): Call dataflow_set_clear early on all
5544 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5545 computed set, dataflow_set_clear also VTI(bb)->in when we are
5546 done with the basic block. Initialize changed_variables_stack,
5547 free it afterwards. If ENABLE_CHECKING verify that after noting
5548 differences to an empty set value_chains hash table is empty.
5549 (vt_initialize): Initialize value_chains and value_chain_pool.
5550 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5551 (variable_tracking_main): Call dump_dataflow_sets before calling
5552 vt_emit_notes, not after it.
5553 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5554 (propagate_var_def_into_debug_stmts): Declare.
5555 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5556 (df_set_note): Reject debug insns.
5557 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5558 add notes to debug insns.
5559 (df_note_bb_compute): Adjust. Likewise.
5560 (df_simulate_uses): Skip debug insns.
5561 (df_simulate_initialize_backwards): Likewise.
5562 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5563 (subst_stack_regs_pat): Reject debug insns.
5564 (convert_regs_1): Handle debug insns.
5565 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5566 (print-rtl.o): Depend on cselib.h.
5567 (cselib.o): Depend on TREE_PASS_H.
5568 (var-tracking.o): Depend on cselib.h and TARGET_H.
5569 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5570 (init_ready_list): Skip boundary debug insns.
5571 (add_branch_dependences): Skip debug insns.
5572 (free_block_dependencies): Check for blocks with only debug insns.
5573 (compute_priorities): Likewise.
5574 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5575 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5577 (gimple_build_debug_bind_stat): New.
5578 (empty_body_p): Skip debug stmts.
5579 (gimple_has_side_effects): Likewise.
5580 (gimple_rhs_has_side_effects): Likewise.
5581 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5582 (gimple_build_debug_bind_stat): Declare.
5583 (gimple_build_debug_bind): Define.
5584 (is_gimple_debug): New.
5585 (gimple_debug_bind_p): New.
5586 (gimple_debug_bind_get_var): New.
5587 (gimple_debug_bind_get_value): New.
5588 (gimple_debug_bind_get_value_ptr): New.
5589 (gimple_debug_bind_set_var): New.
5590 (gimple_debug_bind_set_value): New.
5591 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5592 (gimple_debug_bind_reset_value): New.
5593 (gimple_debug_bind_has_value_p): New.
5594 (gsi_next_nondebug): New.
5595 (gsi_prev_nondebug): New.
5596 (gsi_start_nondebug_bb): New.
5597 (gsi_last_nondebug_bb): New.
5598 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5599 (print_insn): Handle DEBUG_INSN.
5600 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5601 of first insn prevail.
5602 (first_stmt): Skip debug stmts.
5603 (first_non_label_stmt): Likewise.
5604 (last_stmt): Likewise.
5605 (has_zero_uses_1): New.
5606 (single_imm_use_1): New.
5607 (verify_gimple_debug): New.
5608 (verify_types_in_gimple_stmt): Handle debug stmts.
5609 (verify_stmt): Likewise.
5610 (debug_loop_num): Skip debug stmts.
5611 (remove_edge_and_dominated_blocks): Remove dominators last.
5612 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5613 (linearize_expr): Likewise.
5614 * config/i386/i386.c (ix86_delegitimize_address): Call
5615 default implementation.
5616 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5617 (group_barrier_needed): Skip debug insns.
5618 (emit_insn_group_barriers): Likewise.
5619 (emit_all_insn_group_barriers): Likewise.
5620 (ia64_variable_issue): Handle debug insns.
5621 (ia64_dfa_new_cycle): Likewise.
5622 (final_emit_insn_group_barriers): Skip debug insns.
5623 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5624 def cfa without frame.
5625 (process_set): Likewise.
5626 (process_for_unwind_directive): Pass frame on.
5627 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5628 (rs6000_delegitimize_address): New.
5629 (rs6000_debug_adjust_cost): Handle debug insns.
5630 (is_microcoded_insn): Likewise.
5631 (is_cracked_insn): Likewise.
5632 (is_nonpipeline_insn): Likewise.
5633 (insn_must_be_first_in_group): Likewise.
5634 (insn_must_be_last_in_group): Likewise.
5635 (force_new_group): Likewise.
5636 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5637 contains only debug insns.
5638 (rtl_merge_blocks): Skip debug insns.
5639 (purge_dead_edges): Likewise.
5640 (rtl_block_ends_with_call_p): Skip debug insns.
5641 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5642 (mark_reg_dependencies): Skip debug insns.
5643 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5644 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5645 * tree-ssa-threadedge.c
5646 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5647 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5648 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5649 (copyprop_hardreg_forward_1): Handle debug insns.
5650 * reload1.c (reload): Skip debug insns. Replace unassigned
5651 pseudos in debug insns with their equivalences.
5652 (eliminate_regs_in_insn): Skip debug insns.
5653 (emit_input_reload_insns): Skip debug insns at first, adjust
5655 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5656 (get_indirect_ref_operands): Pass opf_no_vops on.
5657 (get_expr_operands): Likewise. Skip debug stmts.
5658 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5660 2009-09-01 Richard Henderson <rth@redhat.com>
5662 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5663 stmt_ends_pp_p statements at least once.
5664 * tree-vrp.c (vrp_initialize): Likewise.
5665 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5667 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5670 Fix AIX bootstrap after PR debug/30161
5671 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5672 that is a GNU extension.
5673 (tmpl_value_parm_die_table): Move the definition of this global
5674 outside #ifdef DWARF2_DEBUGGING_INFO region.
5676 2009-09-01 Richard Guenther <rguenther@suse.de>
5678 * tree.c (tree_expr_size): New function.
5679 * tree.h (tree_expr_size): Declare.
5680 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5681 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5682 * langhooks.c (lhd_expr_size): Remove.
5683 * langhooks.h (struct lang_hooks): Remove expr_size.
5684 * explow.c (expr_size): Use tree_expr_size.
5685 (int_expr_size): Likewise.
5686 * langhooks-def.h (lhd_expr_size): Remove.
5687 (LANG_HOOKS_EXPR_SIZE): Likewise.
5688 (LANG_HOOKS_INITIALIZER): Adjust.
5690 2009-09-01 Richard Guenther <rguenther@suse.de>
5692 * tree-flow.h (mark_addressable): Move declaration ...
5693 * tree.h (mark_addressable): ... here.
5694 * stmt.c (expand_asm_operands): Use mark_addressable, not
5695 lang_hooks.mark_addressable.
5696 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5697 LANG_HOOKS_MARK_ADDRESSABLE.
5698 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5699 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5701 2009-08-31 Chris Demetriou <cgd@google.com>
5703 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5704 vectorize if not TARGET_SSE2.
5706 2009-08-31 DJ Delorie <dj@redhat.com>
5708 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5709 registers if no coprocessor is enabled.
5711 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5714 * cgraph.h (cgraph_get_node): Declare ...
5715 * cgraph.c (cgraph_get_node): ... new function.
5716 * dwarf2out.c (gen_generic_params_dies,
5717 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5718 make_ith_pack_parameter_name,
5719 append_entry_to_tmpl_value_parm_die_table,
5720 gen_remaining_tmpl_value_param_die_attribute): New functions.
5721 (gen_subprogram_die): Generate debug info for template parameters
5722 if debug info level is higher than DINFO_LEVEL_TERSE.
5723 Use tree_add_const_value_attribute_for_decl instead of
5724 tree_add_const_value_attribute.
5725 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5726 instead of tree_add_const_value_attribute.
5727 (gen_struct_or_union_type_die): Generate debug
5728 info for template parameters if debug info level is higher than
5730 (tree_add_const_value_attribute): Handle integral and pointer
5731 constants. Update comment.
5732 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5733 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5734 (reference_to_unused): Fix thinko. Remove redundant predicates from
5736 (tree_add_const_value_attribute): Make this work for constant
5738 tree_add_const_value_attribute_for_decl is to be used for variable
5740 (add_location_or_const_value_attribute): Use
5741 tree_add_const_value_attribute_for_decl now.
5742 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5743 DW_TAG_template_value_param DIEs after function DIEs have been
5745 * langhooks.h (lang_hooks_for_types): Add
5746 get_argument_pack_elems.
5747 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5748 (lang_hooks): Added get_innermost_generic_parms,
5749 get_innermost_generic_args.
5750 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5751 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5752 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5753 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5755 2009-08-31 DJ Delorie <dj@redhat.com>
5757 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5758 it once we start generating the prologue or epilogue.
5759 (mep_call_saves_register): If the frame is locked, re-use
5761 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5762 (mep_expand_prologue): Call it.
5763 (mep_expand_epilogue): Likewise.
5764 (mep_start_function): Use the same logic as mep_expand_prologue.
5765 (mep_pass_by_reference): Make logic more readable.
5766 (mep_return_in_memory): Zero-sized objects are passed in memory.
5767 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5769 2009-08-31 Richard Guenther <rguenther@suse.de>
5771 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5772 to query if the memory regions for memmove overlap.
5773 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5774 asserts on pointers, instead deal with odd trees.
5775 (ptr_derefs_may_alias_p): Likewise.
5776 (refs_may_alias_p_1): Constructor bases also never alias.
5778 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5780 * doc/install.texi (Final install): Adjust reference on where to
5781 order printed manuals.
5783 2009-08-30 Olivier Hainque <hainque@adacore.com>
5785 * dwarf2out.c (switch_to_frame_table_section): Move
5786 definition prior to first use.
5788 2009-08-30 Richard Guenther <rguenther@suse.de>
5790 PR tree-optimization/41186
5791 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5792 (ao_ref_init_from_ptr_and_size): New function.
5793 (ref_maybe_used_by_call_p_1): Be more precise tracking
5794 used ranges for builtin functions.
5795 (ref_maybe_used_by_call_p): Adjust.
5796 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5797 ranges for builtin functions.
5798 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5800 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5803 * fwprop.c (get_reg_use_in): Delete.
5804 (free_load_extend): New function.
5805 (forward_propagate_subreg): Use it.
5807 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5809 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5811 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5814 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5817 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5819 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5820 fini or fini_array section.
5822 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5824 * graphite-dependences.c (graphite_legal_transform_bb): Call
5825 pbb_remove_duplicate_pdrs.
5826 * graphite-poly.c (can_collapse_pdr): Removed.
5827 (pdr_find_duplicate): Removed.
5828 (can_collapse_pdrs): New.
5829 (pbb_remove_duplicate_pdrs): New.
5830 (new_poly_dr): Do not look for duplicates.
5831 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5832 (PBB_PDR_DUPLICATES_REMOVED): New.
5833 (pbb_remove_duplicate_pdrs): Declared.
5835 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5837 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5838 the strides by multiplying by PDR_NB_REFS.
5839 * graphite-poly.c (can_collapse_pdr): New.
5840 (pdr_find_duplicate): New.
5841 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5842 Initialize PDR_NB_REFS.
5843 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5845 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5847 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5850 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5853 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5855 * graphite-dependences.c (pddr_original_scattering): Return NULL
5856 for read-read dependence relations.
5857 * graphite-poly.h (enum poly_dr_type): Fix comment.
5860 (pdr_may_write_p): New.
5862 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5864 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5865 (struct poly_dr): Same.
5866 (new_poly_dr): Same.
5867 * graphite-poly.c (new_poly_dr): Same.
5868 * graphite-dependences.c (dot_deps): Disable call to system.
5870 2009-08-28 Cary Coutant <ccoutant@google.com>
5873 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5874 struct/union/enum types local to a function.
5876 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5877 Sebastian Pop <sebastian.pop@amd.com>
5879 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5880 pbb_strip_mine_time_depth. Changed the implementation so that
5881 transformation is expressed as a transformation on
5882 time (scatttering) dimensions. Also, ensures that the 2d+1
5883 scheduling format is preserved.
5884 (pbb_strip_mine_profitable_p): Profitability is based on the
5885 iteration number of a given time (scattering) dimension,
5886 and not on a original loop depth dimension.
5887 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5888 (pbb_do_strip_mine): Call psct_dynamic_dim.
5889 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5890 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5891 (pbb_nb_dynamic_scattering_transform): New.
5892 (psct_dynamic_dim): New.
5894 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5896 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5897 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5898 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5899 * graphite-interchange.c (build_linearized_memory_access): Same.
5900 (memory_stride_in_loop): Same.
5902 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5904 * graphite-dependences.c (pddr_original_scattering): New.
5905 (graphite_legal_transform_dr): Call pddr_original_scattering.
5908 * graphite-dependences.h (dot_deps): Declared.
5909 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5910 (print_pdr): Print PDR_ID.
5911 * graphite-poly.h (struct poly_dr): Add field id.
5914 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5916 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5918 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5919 not delete the original dependence relation.
5921 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5923 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5924 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5925 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5926 (free_poly_ddr): New.
5927 (pddr_is_empty): New.
5928 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5929 (dependence_polyhedron): Same. Remove useless gcc_assert.
5931 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5932 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5933 * graphite-dependences.h (enum poly_dependence_kind): New.
5934 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5935 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5936 (PDRP_SINK): Renamed PDDR_SINK.
5937 (PDRP_DDP): Renamed PDDR_DDP.
5939 (free_poly_ddr): Declared.
5940 * graphite-poly.c (new_scop): Use the new hash function names.
5941 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5942 into original_pddrs.
5943 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5945 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5947 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5948 bounds with LT_EXPR to make niter analysis more precise on code
5949 generated by Graphite.
5951 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5953 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5954 (graphite_legal_transform_bb): Same.
5955 (poly_drs_may_alias_p): Same.
5957 2009-08-28 Richard Guenther <rguenther@suse.de>
5959 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5961 2009-08-28 Jan Beulich <jbeulich@novell.com>
5963 * config/i386/netware.c: Include langhooks.h.
5964 (i386_nlm_encode_section_info): Simplify.
5965 (netware_override_options): Delete.
5966 * config/i386/netware.h (netware_override_options): Delete
5968 (OVERRIDE_OPTIONS): Delete definition.
5969 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5970 (ASM_COMMENT_START): Define.
5971 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5973 2009-08-28 Jan Beulich <jbeulich@novell.com>
5975 * configure.ac: For in-tree ld, do a plain version check to
5976 determine whether comdat groups are supported.
5977 * configure: Regenerate.
5979 2009-08-28 Olivier Hainque <hainque@adacore.com>
5981 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5982 always defined. Reflect definition or absence of such for
5983 COLLECT_EXPORT_LIST. Readability helper.
5984 (scanfilter): New enum, to help control what symbols
5985 are to be considered or ignored by scan_prog_file.
5986 (enum pass): Rename as "scanpass", moved together with scanfilter
5987 prior to scan_prog_file's prototype.
5988 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5989 Group prototype with the scanpass/scanfilter definitions, factorize
5990 head comments for the several implementations at the prototype.
5991 (main): Reorganize the first pass link control to let AIX
5992 drag only the needed frame tables in executables. Prevent
5993 frame tables collection during the scan aimed at static ctors.
5994 Pre-link and scan for frame tables later to compensate.
5995 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5996 A C statement to issue assembly directives that create a reference
5997 to the given DWARF table identifier label from the current function
5999 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6000 to differentiate first time section entry. Only emit a .data
6001 tables start identifier label the first time around.
6002 (switch_to_frame_table_section): New function. Helper for
6003 output_call_frame_info to switch possibly BACK into the eh_frame
6004 or the debug_frame section depending on FOR_EH.
6005 (output_call_frame_info): Use helper to first enter the proper
6007 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6008 emit a link to the frame table start label from each function
6010 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6011 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6012 * config/rs6000/rs6000-protos.h: Declare it.
6013 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6015 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6017 * config/sh/sh.c (split_branches): Check the result of
6020 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6022 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6023 using -pthread -fopenmp
6025 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6027 * doc/service.texi (service directory): Update URL.
6029 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6031 PR rtl-optimization/40861
6032 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6033 extract word from a multi-word subreg for negative byte positions.
6035 2009-08-27 Tristan Gingold <gingold@adacore.com>
6036 Douglas B Rupp <rupp@gnat.com>
6038 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6039 (SECTION_VMS_OVERLAY): Define.
6040 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6042 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6044 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6045 common_object declarations.
6046 (ia64_section_type_flags): Set section flag for common_object.
6047 * config/ia64/ia64-protos.h
6048 (ia64_vms_output_aligned_decl_common): Declare.
6049 (ia64_vms_elf_asm_named_section): Declare.
6051 2009-08-27 Michael Matz <matz@suse.de>
6053 * expr.c (expand_expr_real_2): New function taking exploded
6054 unary or binary expression, split out from ...
6055 (expand_expr_real_1): ... here. Move over all unary/binary
6056 switch parts to above function, in particular these codes:
6057 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6058 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6059 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6060 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6061 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6062 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6063 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6064 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6065 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6066 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6067 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6068 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6069 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6070 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6071 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6072 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6073 VEC_PACK_FIX_TRUNC_EXPR.
6074 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6077 2009-08-27 Richard Guenther <rguenther@suse.de>
6079 * gengtype.c (main): Handle uint64_t.
6080 * ipa-utils.c (get_base_var): Indent properly.
6081 * tree-ssa-live.c (debug_scope_block): New function.
6082 * tree-flow.h (debug_scope_block): Declare.
6083 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6084 * basic-block.h (enum profile_status): Rename to
6085 enum profile_status_d.
6086 (x_profile_status): Adjust type.
6088 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6091 * dwarf2out.c (get_context_die): Declare this static function.
6092 (gen_type_die_with_usage): Make sure a DIE is a generated for
6093 the context of a typedef.
6095 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6097 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6100 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6102 * config/mips/mips-protos.h (mips_output_sync): Declare.
6103 (mips_sync_loop_insns): Likewise.
6104 (mips_output_sync_loop): Replace first two parameters with an rtx.
6105 * config/mips/mips.c (mips_multi_member): New structure.
6106 (mips_multi_members): New variable.
6107 (mips_multi_start): New function.
6108 (mips_multi_add): Likewise.
6109 (mips_multi_add_insn): Likewise.
6110 (mips_multi_add_label): Likewise.
6111 (mips_multi_last_index): Likewise.
6112 (mips_multi_copy_insn): Likewise.
6113 (mips_multi_set_operand): Likewise.
6114 (mips_multi_write): Likewise.
6115 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6116 (mips_init_print_operand_punct): Update accordingly.
6117 (mips_start_ll_sc_sync_block): New function.
6118 (mips_end_ll_sc_sync_block): Likewise.
6119 (mips_output_sync): Likewise.
6120 (mips_sync_insn1_template): Likewise.
6121 (mips_sync_insn2_template): Likewise.
6122 (mips_get_sync_operand): Likewise.
6123 (mips_process_sync_loop): Likewise.
6124 (mips_output_sync_loop): Use mips_process_sync_loop.
6125 (mips_sync_loop_insns): New function.
6126 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6127 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6128 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6129 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6130 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6131 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6132 (MIPS_SYNC_OLD_OP_12): Likewise.
6133 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6134 (MIPS_SYNC_NEW_OP_12): Likewise.
6135 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6136 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6137 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6138 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6139 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6140 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6141 * config/mips/mips.md (sync_mem): New attribute.
6142 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6143 (sync_exclusive_mask, sync_required_oldval): Likewise.
6144 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6145 (sync_release_barrier): Likewise.
6146 (length): Handle sync loops.
6147 (sync): Use mips_output_sync.
6148 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6149 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6150 and use mips_output_sync_loop.
6151 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6152 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6153 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6154 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6155 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6156 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6157 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6158 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6159 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6161 2009-08-26 Richard Guenther <rguenther@suse.de>
6164 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6165 the types to not match.
6166 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6168 * tree-ssa.c (useless_type_conversion_p): Conversions to
6169 pointers to unprototyped functions are useless.
6171 2009-08-26 Richard Guenther <rguenther@suse.de>
6173 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6174 whole-program condition, prepare to be called for non-globals.
6175 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6176 params build a representative with known type and track its fields.
6178 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6180 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6181 clearing by a taken branch.
6182 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6183 effectively after bbro pass.
6184 (sync_nand<mode>): Ditto.
6185 (sync_old_<fetchop_name><mode>): Ditto.
6186 (sync_old_nand<mode>): Ditto.
6187 (sync_new_<fetchop_name><mode>): Dito.
6188 (sync_new_nand<mode>): Ditto.
6189 (sync_compare_and_swap<mode>_1): Ditto.
6190 (*sync_compare_and_swap<mode>): Ditto.
6191 (sync_lock_test_and_set<mode>_1): Ditto.
6192 ("sync_lock_test_and_set<mode>): Ditto.
6194 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6196 * hwint.h (HOST_LONG_FORMAT): New macro
6197 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6198 Use HOST_PTR_PRINTF.
6199 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6200 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6201 (HOST_PTR_PRINTF): Document.
6203 2009-08-25 Jan Hubicka <jh@suse.cz>
6205 * config/i386/bmmintrin.h: Replace by #error.
6208 Michael Meissner <michael.meissner@amd.com>
6209 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6210 Tony Linthicum <tony.linthicum@amd.com>
6212 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6213 (TARGET_ROUND): New macro for the round/ptest instructions which
6214 are shared between SSE4.1 and SSE5.
6215 (OPTION_MASK_ISA_ROUND): Ditto.
6216 (OPTION_ISA_ROUND): Ditto.
6217 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6218 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6220 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6221 (-mfused-madd): New switch to give users control over whether the
6222 compiler optimizes to use the multiply/add SSE5 instructions.
6224 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6225 (ix86_handle_option): Turn off 3dnow if -msse5.
6226 (override_options): Add SSE5 support.
6227 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6229 (ix86_expand_sse_movcc): Add SSE5 support.
6230 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6231 vector type to the next largest size.
6232 (ix86_expand_sse5_pack): New function to use pperm to pack a
6233 vector type to the next smallest size.
6234 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6235 (IX86_BUILTIN_FMADDSD): Ditto.
6236 (IX86_BUILTIN_FMADDPS): Ditto.
6237 (IX86_BUILTIN_FMADDPD): Ditto.
6238 (IX86_BUILTIN_FMSUBSS): Ditto.
6239 (IX86_BUILTIN_FMSUBSD): Ditto.
6240 (IX86_BUILTIN_FMSUBPS): Ditto.
6241 (IX86_BUILTIN_FMSUBPD): Ditto.
6242 (IX86_BUILTIN_FNMADDSS): Ditto.
6243 (IX86_BUILTIN_FNMADDSD): Ditto.
6244 (IX86_BUILTIN_FNMADDPS): Ditto.
6245 (IX86_BUILTIN_FNMADDPD): Ditto.
6246 (IX86_BUILTIN_FNMSUBSS): Ditto.
6247 (IX86_BUILTIN_FNMSUBSD): Ditto.
6248 (IX86_BUILTIN_FNMSUBPS): Ditto.
6249 (IX86_BUILTIN_FNMSUBPD): Ditto.
6250 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6251 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6252 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6253 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6254 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6255 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6256 (IX86_BUILTIN_PPERM): Ditto.
6257 (IX86_BUILTIN_PERMPS): Ditto.
6258 (IX86_BUILTIN_PERMPD): Ditto.
6259 (IX86_BUILTIN_PMACSSWW): Ditto.
6260 (IX86_BUILTIN_PMACSWW): Ditto.
6261 (IX86_BUILTIN_PMACSSWD): Ditto.
6262 (IX86_BUILTIN_PMACSWD): Ditto.
6263 (IX86_BUILTIN_PMACSSDD): Ditto.
6264 (IX86_BUILTIN_PMACSDD): Ditto.
6265 (IX86_BUILTIN_PMACSSDQL): Ditto.
6266 (IX86_BUILTIN_PMACSSDQH): Ditto.
6267 (IX86_BUILTIN_PMACSDQL): Ditto.
6268 (IX86_BUILTIN_PMACSDQH): Ditto.
6269 (IX86_BUILTIN_PMADCSSWD): Ditto.
6270 (IX86_BUILTIN_PMADCSWD): Ditto.
6271 (IX86_BUILTIN_PHADDBW): Ditto.
6272 (IX86_BUILTIN_PHADDBD): Ditto.
6273 (IX86_BUILTIN_PHADDBQ): Ditto.
6274 (IX86_BUILTIN_PHADDWD): Ditto.
6275 (IX86_BUILTIN_PHADDWQ): Ditto.
6276 (IX86_BUILTIN_PHADDDQ): Ditto.
6277 (IX86_BUILTIN_PHADDUBW): Ditto.
6278 (IX86_BUILTIN_PHADDUBD): Ditto.
6279 (IX86_BUILTIN_PHADDUBQ): Ditto.
6280 (IX86_BUILTIN_PHADDUWD): Ditto.
6281 (IX86_BUILTIN_PHADDUWQ): Ditto.
6282 (IX86_BUILTIN_PHADDUDQ): Ditto.
6283 (IX86_BUILTIN_PHSUBBW): Ditto.
6284 (IX86_BUILTIN_PHSUBWD): Ditto.
6285 (IX86_BUILTIN_PHSUBDQ): Ditto.
6286 (IX86_BUILTIN_PROTB): Ditto.
6287 (IX86_BUILTIN_PROTW): Ditto.
6288 (IX86_BUILTIN_PROTD): Ditto.
6289 (IX86_BUILTIN_PROTQ): Ditto.
6290 (IX86_BUILTIN_PROTB_IMM): Ditto.
6291 (IX86_BUILTIN_PROTW_IMM): Ditto.
6292 (IX86_BUILTIN_PROTD_IMM): Ditto.
6293 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6294 (IX86_BUILTIN_PSHLB): Ditto.
6295 (IX86_BUILTIN_PSHLW): Ditto.
6296 (IX86_BUILTIN_PSHLD): Ditto.
6297 (IX86_BUILTIN_PSHLQ): Ditto.
6298 (IX86_BUILTIN_PSHAB): Ditto.
6299 (IX86_BUILTIN_PSHAW): Ditto.
6300 (IX86_BUILTIN_PSHAD): Ditto.
6301 (IX86_BUILTIN_PSHAQ): Ditto.
6302 (IX86_BUILTIN_FRCZSS): Ditto.
6303 (IX86_BUILTIN_FRCZSD): Ditto.
6304 (IX86_BUILTIN_FRCZPS): Ditto.
6305 (IX86_BUILTIN_FRCZPD): Ditto.
6306 (IX86_BUILTIN_CVTPH2PS): Ditto.
6307 (IX86_BUILTIN_CVTPS2PH): Ditto.
6308 (IX86_BUILTIN_COMEQSS): Ditto.
6309 (IX86_BUILTIN_COMNESS): Ditto.
6310 (IX86_BUILTIN_COMLTSS): Ditto.
6311 (IX86_BUILTIN_COMLESS): Ditto.
6312 (IX86_BUILTIN_COMGTSS): Ditto.
6313 (IX86_BUILTIN_COMGESS): Ditto.
6314 (IX86_BUILTIN_COMUEQSS): Ditto.
6315 (IX86_BUILTIN_COMUNESS): Ditto.
6316 (IX86_BUILTIN_COMULTSS): Ditto.
6317 (IX86_BUILTIN_COMULESS): Ditto.
6318 (IX86_BUILTIN_COMUGTSS): Ditto.
6319 (IX86_BUILTIN_COMUGESS): Ditto.
6320 (IX86_BUILTIN_COMORDSS): Ditto.
6321 (IX86_BUILTIN_COMUNORDSS): Ditto.
6322 (IX86_BUILTIN_COMFALSESS): Ditto.
6323 (IX86_BUILTIN_COMTRUESS): Ditto.
6324 (IX86_BUILTIN_COMEQSD): Ditto.
6325 (IX86_BUILTIN_COMNESD): Ditto.
6326 (IX86_BUILTIN_COMLTSD): Ditto.
6327 (IX86_BUILTIN_COMLESD): Ditto.
6328 (IX86_BUILTIN_COMGTSD): Ditto.
6329 (IX86_BUILTIN_COMGESD): Ditto.
6330 (IX86_BUILTIN_COMUEQSD): Ditto.
6331 (IX86_BUILTIN_COMUNESD): Ditto.
6332 (IX86_BUILTIN_COMULTSD): Ditto.
6333 (IX86_BUILTIN_COMULESD): Ditto.
6334 (IX86_BUILTIN_COMUGTSD): Ditto.
6335 (IX86_BUILTIN_COMUGESD): Ditto.
6336 (IX86_BUILTIN_COMORDSD): Ditto.
6337 (IX86_BUILTIN_COMUNORDSD): Ditto.
6338 (IX86_BUILTIN_COMFALSESD): Ditto.
6339 (IX86_BUILTIN_COMTRUESD): Ditto.
6340 (IX86_BUILTIN_COMEQPS): Ditto.
6341 (IX86_BUILTIN_COMNEPS): Ditto.
6342 (IX86_BUILTIN_COMLTPS): Ditto.
6343 (IX86_BUILTIN_COMLEPS): Ditto.
6344 (IX86_BUILTIN_COMGTPS): Ditto.
6345 (IX86_BUILTIN_COMGEPS): Ditto.
6346 (IX86_BUILTIN_COMUEQPS): Ditto.
6347 (IX86_BUILTIN_COMUNEPS): Ditto.
6348 (IX86_BUILTIN_COMULTPS): Ditto.
6349 (IX86_BUILTIN_COMULEPS): Ditto.
6350 (IX86_BUILTIN_COMUGTPS): Ditto.
6351 (IX86_BUILTIN_COMUGEPS): Ditto.
6352 (IX86_BUILTIN_COMORDPS): Ditto.
6353 (IX86_BUILTIN_COMUNORDPS): Ditto.
6354 (IX86_BUILTIN_COMFALSEPS): Ditto.
6355 (IX86_BUILTIN_COMTRUEPS): Ditto.
6356 (IX86_BUILTIN_COMEQPD): Ditto.
6357 (IX86_BUILTIN_COMNEPD): Ditto.
6358 (IX86_BUILTIN_COMLTPD): Ditto.
6359 (IX86_BUILTIN_COMLEPD): Ditto.
6360 (IX86_BUILTIN_COMGTPD): Ditto.
6361 (IX86_BUILTIN_COMGEPD): Ditto.
6362 (IX86_BUILTIN_COMUEQPD): Ditto.
6363 (IX86_BUILTIN_COMUNEPD): Ditto.
6364 (IX86_BUILTIN_COMULTPD): Ditto.
6365 (IX86_BUILTIN_COMULEPD): Ditto.
6366 (IX86_BUILTIN_COMUGTPD): Ditto.
6367 (IX86_BUILTIN_COMUGEPD): Ditto.
6368 (IX86_BUILTIN_COMORDPD): Ditto.
6369 (IX86_BUILTIN_COMUNORDPD): Ditto.
6370 (IX86_BUILTIN_COMFALSEPD): Ditto.
6371 (IX86_BUILTIN_COMTRUEPD): Ditto.
6372 (IX86_BUILTIN_PCOMEQUB): Ditto.
6373 (IX86_BUILTIN_PCOMNEUB): Ditto.
6374 (IX86_BUILTIN_PCOMLTUB): Ditto.
6375 (IX86_BUILTIN_PCOMLEUB): Ditto.
6376 (IX86_BUILTIN_PCOMGTUB): Ditto.
6377 (IX86_BUILTIN_PCOMGEUB): Ditto.
6378 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6379 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6380 (IX86_BUILTIN_PCOMEQUW): Ditto.
6381 (IX86_BUILTIN_PCOMNEUW): Ditto.
6382 (IX86_BUILTIN_PCOMLTUW): Ditto.
6383 (IX86_BUILTIN_PCOMLEUW): Ditto.
6384 (IX86_BUILTIN_PCOMGTUW): Ditto.
6385 (IX86_BUILTIN_PCOMGEUW): Ditto.
6386 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6387 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6388 (IX86_BUILTIN_PCOMEQUD): Ditto.
6389 (IX86_BUILTIN_PCOMNEUD): Ditto.
6390 (IX86_BUILTIN_PCOMLTUD): Ditto.
6391 (IX86_BUILTIN_PCOMLEUD): Ditto.
6392 (IX86_BUILTIN_PCOMGTUD): Ditto.
6393 (IX86_BUILTIN_PCOMGEUD): Ditto.
6394 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6395 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6396 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6397 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6398 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6399 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6400 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6401 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6402 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6403 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6404 (IX86_BUILTIN_PCOMEQB): Ditto.
6405 (IX86_BUILTIN_PCOMNEB): Ditto.
6406 (IX86_BUILTIN_PCOMLTB): Ditto.
6407 (IX86_BUILTIN_PCOMLEB): Ditto.
6408 (IX86_BUILTIN_PCOMGTB): Ditto.
6409 (IX86_BUILTIN_PCOMGEB): Ditto.
6410 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6411 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6412 (IX86_BUILTIN_PCOMEQW): Ditto.
6413 (IX86_BUILTIN_PCOMNEW): Ditto.
6414 (IX86_BUILTIN_PCOMLTW): Ditto.
6415 (IX86_BUILTIN_PCOMLEW): Ditto.
6416 (IX86_BUILTIN_PCOMGTW): Ditto.
6417 (IX86_BUILTIN_PCOMGEW): Ditto.
6418 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6419 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6420 (IX86_BUILTIN_PCOMEQD): Ditto.
6421 (IX86_BUILTIN_PCOMNED): Ditto.
6422 (IX86_BUILTIN_PCOMLTD): Ditto.
6423 (IX86_BUILTIN_PCOMLED): Ditto.
6424 (IX86_BUILTIN_PCOMGTD): Ditto.
6425 (IX86_BUILTIN_PCOMGED): Ditto.
6426 (IX86_BUILTIN_PCOMFALSED): Ditto.
6427 (IX86_BUILTIN_PCOMTRUED): Ditto.
6428 (IX86_BUILTIN_PCOMEQQ): Ditto.
6429 (IX86_BUILTIN_PCOMNEQ): Ditto.
6430 (IX86_BUILTIN_PCOMLTQ): Ditto.
6431 (IX86_BUILTIN_PCOMLEQ): Ditto.
6432 (IX86_BUILTIN_PCOMGTQ): Ditto.
6433 (IX86_BUILTIN_PCOMGEQ): Ditto.
6434 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6435 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6436 (enum multi_arg_type): New enum for describing the various SSE5
6437 intrinsic argument types.
6438 (bdesc_multi_arg): New table for SSE5 intrinsics.
6439 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6440 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6442 (ix86_expand_builtin): Add SSE5 intrinsic support.
6443 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6444 operand instructions.
6445 (ix86_expand_sse5_multiple_memory): New function to split the
6446 second memory reference from SSE5 instructions.
6447 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6448 (ix86_return_pops_args): Use stdarg_p to determine if the function
6449 has variable arguments.
6450 (ix86_setup_incoming_varargs): Ditto.
6451 (x86_this_parameter): Ditto.
6453 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6455 (ix86_expand_sse5_pack): Ditto.
6456 (ix86_sse5_valid_op_p): Ditto.
6457 (ix86_expand_sse5_multiple_memory): Ditto.
6459 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6460 constant for SSE5 support.
6461 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6462 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6463 (UNSPEC_SSE5_PERMUTE): Ditto.
6464 (UNSPEC_SSE5_ASHIFT): Ditto.
6465 (UNSPEC_SSE5_LSHIFT): Ditto.
6466 (UNSPEC_FRCZ): Ditto.
6467 (UNSPEC_CVTPH2PS): Ditto.
6468 (UNSPEC_CVTPS2PH): Ditto.
6469 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6471 (COM_FALSE_S): Ditto.
6472 (COM_FALSE_P): Ditto.
6473 (COM_TRUE_S): Ditto.
6474 (COM_TRUE_P): Ditto.
6475 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6476 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6478 (memory attribute): Ditto.
6479 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6480 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6481 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6482 (floor<mode>2): Ditto.
6483 (ceil<mode>2): Ditto.
6484 (btrunc<mode>2): Ditto.
6485 (nearbyintdf2): Ditto.
6486 (nearbyintsf2): Ditto.
6487 (sse_setccsf): Disable if SSE5.
6488 (sse_setccdf): Ditto.
6489 (sse5_setcc<mode>): New support for SSE5 conditional move.
6490 (sse5_pcmov_<mode>): Ditto.
6492 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6494 (SSEMODEF2P): Ditto.
6495 (ssemodesuffixf4): New mode attribute for SSE5.
6496 (ssemodesuffixf2s): Ditto.
6497 (ssemodesuffixf2c): Ditto.
6498 (sserotatemax): Ditto.
6499 (ssescalarmode): Ditto.
6500 (sse_maskcmpv4sf3): Disable if SSE5.
6501 (sse_maskcmpv2df3): Ditto.
6502 (sse_vmmaskcmpv4sf3): Ditto.
6503 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6504 (sse5_vmfmadd<mode>4): Ditto.
6505 (sse5_fmsub<mode>4): Ditto.
6506 (sse5_vmfmsub<mode>4): Ditto.
6507 (sse5_fnmadd<mode>4): Ditto.
6508 (sse5_vmfnmadd<mode>4): Ditto.
6509 (sse5_fnmsub<mode>4): Ditto.
6510 (sse5_vmfnmsub<mode>4): Ditto.
6511 (sse5i_fmadd<mode>4): Ditto.
6512 (sse5i_fmsub<mode>4): Ditto.
6513 (sse5i_fnmadd<mode>4): Ditto.
6514 (sse5i_fnmsub<mode>4): Ditto.
6515 (sse5i_vmfmadd<mode>4): Ditto.
6516 (sse5i_vmfmsub<mode>4): Ditto.
6517 (sse5i_vmfnmadd<mode>4): Ditto.
6518 (sse5i_vmfnmsub<mode>4): Ditto.
6519 (mulv16qi3): Add SSE5 support.
6521 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6522 (sse2_mulv4si3): Disable if SSE5.
6523 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6524 (sse4_1_roundps): Ditto.
6525 (sse4_1_roundsd): Ditto.
6526 (sse4_1_roundss): Ditto.
6527 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6529 (sse_maskcmpsf3): Ditto.
6530 (sse_vmmaskcmpv4sf3): Ditto.
6531 (sse2_maskcmpv2df3): Ditto.
6532 (sse2_maskcmpdf3): Ditto.
6533 (sse2_vmmaskcmpv2df3): Ditto.
6534 (sse2_eq<mode>3): Ditto.
6535 (sse2_gt<mode>3): Ditto.
6536 (sse5_pcmov_<mode>): Add SSE5 support.
6537 (vec_unpacku_hi_v16qi): Ditto.
6538 (vec_unpacks_hi_v16qi): Ditto.
6539 (vec_unpacku_lo_v16qi): Ditto.
6540 (vec_unpacks_lo_v16qi): Ditto.
6541 (vec_unpacku_hi_v8hi): Ditto.
6542 (vec_unpacks_hi_v8hi): Ditto.
6543 (vec_unpacku_lo_v8hi): Ditto.
6544 (vec_unpacks_lo_v8hi): Ditto.
6545 (vec_unpacku_hi_v4si): Ditto.
6546 (vec_unpacks_hi_v4si): Ditto.
6547 (vec_unpacku_lo_v4si): Ditto.
6548 (vec_unpacks_lo_v4si): Ditto.
6549 (sse5_pmacsww): New SSE5 intrinsic insn.
6550 (sse5_pmacssww): Ditto.
6551 (sse5_pmacsdd): Ditto.
6552 (sse5_pmacssdd): Ditto.
6553 (sse5_pmacssdql): Ditto.
6554 (sse5_pmacssdqh): Ditto.
6555 (sse5_pmacsdqh): Ditto.
6556 (sse5_pmacsswd): Ditto.
6557 (sse5_pmacswd): Ditto.
6558 (sse5_pmadcsswd): Ditto.
6559 (sse5_pmadcswd): Ditto.
6560 (sse5_pcmov_<move>): Conditional move support on SSE5.
6561 (sse5_phaddbw): New SSE5 intrinsic insn.
6562 (sse5_phaddbd): Ditto.
6563 (sse5_phaddbq): Ditto.
6564 (sse5_phaddwd): Ditto.
6565 (sse5_phaddwq): Ditto.
6566 (sse5_phadddq): Ditto.
6567 (sse5_phaddubw): Ditto.
6568 (sse5_phaddubd): Ditto.
6569 (sse5_phaddubq): Ditto.
6570 (sse5_phadduwd): Ditto.
6571 (sse5_phadduwq): Ditto.
6572 (sse5_phaddudq): Ditto.
6573 (sse5_phsubbw): Ditto.
6574 (sse5_phsubwd): Ditto.
6575 (sse5_phsubdq): Ditto.
6576 (sse5_pperm): Ditto.
6577 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6578 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6579 (sse5_pperm_sign_v8hi_v4si): Ditto.
6580 (sse5_pperm_zero_v8hi_v4si): Ditto.
6581 (sse5_pperm_sign_v4si_v2di): Ditto.
6582 (sse5_pperm_sign_v4si_v2di): Ditto.
6583 (sse5_pperm_pack_v2di_v4si): Ditto.
6584 (sse5_pperm_pack_v4si_v8hi): Ditto.
6585 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6586 (sse5_perm<mode>): New SSE5 intrinsic insn.
6587 (rotl<mode>3): Ditto.
6588 (sse5_rotl<mode>3): Ditto.
6589 (sse5_ashl<mode>3): Ditto.
6590 (sse5_lshl<mode>3): Ditto.
6591 (sse5_frcz<mode>2): Ditto.
6592 (sse5s_frcz<mode>2): Ditto.
6593 (sse5_cvtph2ps): Ditto.
6594 (sse5_cvtps2ph): Ditto.
6595 (sse5_vmmaskcmp<mode>3): Ditto.
6596 (sse5_com_tf<mode>3): Ditto.
6597 (sse5_maskcmp<mode>3): Ditto.
6598 (sse5_maskcmp_uns<mode>3): Ditto.
6599 (sse5_maskcmp_uns2<mode>3): Ditto.
6600 (sse5_pcom_tf<mode>3): Ditto.
6602 * config/i386/predicates.md (sse5_comparison_float_operator):
6603 New predicate to match the comparison operators supported by
6604 the SSE5 com instruction.
6605 (ix86_comparison_int_operator): New predicate to match just the
6606 signed int comparisons.
6607 (ix86_comparison_uns_operator): New predicate to match just the
6608 unsigned int comparisons.
6610 * doc/invoke.texi (-msse5): Add documentation.
6611 (-mfused-madd): Ditto.
6613 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6615 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6617 (x86_64-*-*): Ditto.
6619 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6621 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6622 intrinisics for SSE5.
6624 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6627 * config/i386/mmintrin-common.h: New file, to contain common
6628 instructions between SSE4.1 and SSE5.
6630 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6631 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6632 (gen_regparm_prefix): Ditto.
6634 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6635 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6636 prototype_p to determine if a function is prototyped.
6638 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6640 * c-common.c (c_common_reswords) add the alignof keyword,
6641 with same RID as __alignof and __alignof__
6643 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6645 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6646 * hooks.c (hook_bool_const_int_const_int_true): New function.
6647 * target.h (struct gcc_target): Add can_eliminate field.
6648 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6649 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6650 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6651 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6652 (elim_table): Revise comment.
6653 * system.h (CAN_ELIMINATE): Poison.
6654 * defaults.h (CAN_ELIMINATE): Remove.
6655 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6657 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6658 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6660 (alpha_vms_can_eliminate): Declare as static, change return type to
6662 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6664 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6665 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6666 (arm_can_eliminate): New function.
6668 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6669 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6670 (avr_can_eliminate): Declare as static.
6671 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6673 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6674 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6675 (bfin_can_eliminate): New function.
6677 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6678 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6679 (crx_can_eliminate): New function.
6681 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6682 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6683 (fr30_can_eliminate): New function.
6685 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6686 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6687 (frv_can_eliminate): New function.
6689 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6690 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6691 (h8300_can_eliminate): New function.
6693 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6694 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6695 (i386_can_eliminate): Declare as static, change return type to bool.
6696 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6698 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6699 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6700 (ia64_can_eliminate): New function.
6702 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6703 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6704 (iq2000_can_eliminate): New function.
6706 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6707 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6708 (m32r_can_eliminate): New function.
6710 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6711 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6712 (m68hc11_can_eliminate): New function.
6714 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6715 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6716 (m68k_can_eliminate): New function.
6718 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6719 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6720 (mep_can_eliminate): New function.
6722 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6723 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6724 (mips_can_eliminate): New function.
6726 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6727 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6728 (rs6000_can_eliminate): New function.
6730 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6731 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6732 (s390_can_eliminate): Declare as static.
6733 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6735 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6736 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6737 (score_can_eliminate): New function.
6739 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6740 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6741 (sparc_can_eliminate): Declare as static.
6742 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6744 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6745 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6746 (xstormy16_can_eliminate): New function.
6748 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6749 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6750 (v850_can_eliminate): New function.
6752 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6754 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6755 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6756 (*movdfcc_ext[1234]): Disable for IEEE mode.
6758 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6760 * gimplify.c (prepare_gimple_addressable): New static function.
6761 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6763 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6764 manually fiddling with it.
6766 2009-08-25 Michael Matz <matz@suse.de>
6768 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6769 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6771 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6772 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6773 (do_jump): Split out code for simple binary comparisons into ...
6774 (do_jump_1): ... this, taking the individual operands and code.
6775 Change callers to helper function above accordingly.
6776 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6779 2009-08-25 Michael Matz <matz@suse.de>
6781 * expr.h (struct separate_ops, sepops): New type for passing
6782 around an exploded simple expression.
6783 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6784 Use this structure instead of expression tree.
6785 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6786 expression, only its type.
6787 (expand_vec_cond_expr): Take type and individual operands instead
6789 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6790 expand_vec_shift_expr): Change prototype accordingly.
6791 * tree-vect-stmts.c (vectorizable_condition): Change call of
6792 expand_vec_cond_expr_p to pass only type.
6793 * expr.c (do_store_flags): Change prototype and implementation
6794 to take an exploded expression.
6795 (expand_expr_real_1): New local ops initialized with details
6796 of the full expression. Use it instead of full
6797 expression in calls to do_store_flags, expand_vec_cond_expr,
6798 expand_widen_pattern_expr and expand_vec_shift_expr.
6800 2009-08-25 Michael Matz <matz@suse.de>
6802 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6803 treeop2 initialized with first three operands of the full expression.
6804 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6806 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6808 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6809 (__gthread_objc_condition_allocate): Mark arguments as unused.
6810 (__gthread_objc_condition_deallocate): Likewise.
6811 (__gthread_objc_condition_wait): Likewise.
6812 (__gthread_objc_condition_broadcast): Likewise.
6813 (__gthread_objc_condition_signal): Likewise.
6814 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6815 (__gthread_objc_thread_id): Likewise.
6817 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6820 * tree-pretty-print.c (print_call_name): Print the correct call name
6821 for procedure pointer components.
6823 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6825 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6826 default_promote_function_mode when not VMS.
6828 2009-08-24 Olivier Hainque <hainque@adacore.com>
6830 * convert.c (convert_to_integer): Don't assume an input pointer is
6831 POINTER_SIZE wide. Fetch from the type instead.
6833 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6835 * configure.ac (AC_PREREQ): Bump to 2.64.
6837 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6839 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6840 (process_command): Don't search standard_exec_prefix_1 and
6841 standard_exec_prefix_2.
6843 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6845 * config/arm/arm.c (output_return_instruction): Handle for
6848 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6850 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6852 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6854 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6855 (*arm_movdf_vfp): Likewise.
6857 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6859 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6860 (vashr<mode>3): Rename from ashr<mode>3.
6861 (vlshr<mode>3): Rename from lshr<mode>3.
6863 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6866 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6867 (check_format_info_main): Use scalar_identify_flag.
6868 (check_format_types): Check for scalar size identity if
6869 scalar_identify_flag is set.
6870 (printf_length_specs): Extend by new field.
6871 (asm_fprintf_length_specs): Likewise.
6872 (gcc_diag_length_specs): Likewise.
6873 (scanf_length_specs): Likewise.
6874 (strfmon_length_specs): Likewise.
6875 (gcc_gfc_length_specs): Likewise.
6876 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6877 (ms_printf_flag_specs): Likewise.
6878 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6880 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6883 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6884 (*call_value_pop_1): Ditto.
6885 (*sibcall_pop_1): New insn pattern.
6886 (*sibcall_value_pop_1): Ditto.
6888 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6891 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6894 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6897 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6898 (get_reg_use_in): New function.
6899 (forward_propagate_subreg): Propagate through subreg of zero_extend
6902 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6904 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6905 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6907 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6909 * configure.ac: Remove --with-datarootdir, --with-docdir,
6910 --with-htmldir switches. No need to call AC_SUBST for
6911 datarootdir, docdir, htmldir any more.
6912 * configure: Regenerate.
6913 * doc/install.texi (Configuration): Document --datarootdir,
6914 --docdir, --htmldir, --pdfdir; update documentation for
6915 --infodir, --mandir.
6916 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6919 * aclocal.m4: Regenerate.
6920 * config.in: Regenerate.
6921 * configure: Regenerate.
6923 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6924 Olivier Hainque <hainque@adacore.com>
6926 * config/ia64/ia64.c: Include libfuncs.h.
6927 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6928 (ia64_expand_call): Use reg 25 on VMS.
6929 (ia64_initialize_trampoline): Fix for VMS ABI.
6930 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6931 (ia64_function_arg): Initialize reg 25 on VMS.
6932 Fix OpenVMS ABI issues for varargs.
6933 For OpenVMS, emit the Argument Information register set in the
6934 incoming/sibcall case as well.
6935 (ia64_arg_type): New function.
6936 (ia64_function_arg_advance): Keep track of cum->words.
6937 Fix OpenVMS ABI issues for varargs.
6938 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6939 (ia64_override_options): Set flag_no_common on VMS.
6940 (ia64_init_builtins): Disable FWRITE builtin.
6941 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6942 (ia64_vms_init_libfuncs): Add decc$ routines.
6943 (ia64_vms_valid_pointer_mode): New function.
6944 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6945 (ia64_promote_function_mode): New function
6946 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6947 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6948 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6949 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6950 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6951 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6952 Suppress trailing '#' if VALUE is numeric.
6953 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6954 ia64_promote_function_mode.
6955 (TARGET_VALID_POINTER_MODE): Define.
6957 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6960 * config/rs6000/rs6000.c (rs6000_override_options): Use
6961 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6964 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6965 reporting of vector + decimal/boolean/complex error.
6967 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6969 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6970 __vector double TYPE_DECL.
6972 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6974 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6975 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6976 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6977 to pointer to enum machine_mode. Update all callers as needed.
6979 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6981 * config/alpha/alpha.md (exception_receiver): Emit alternative
6982 GP load sequence if flag_reorder_blocks_and_partition is set.
6983 (*exception_receiver_2): Also enable when
6984 flag_reorder_blocks_and_partition is set.
6986 2009-08-20 Matt Rice <ratmice@gmail.com>
6987 Diego Novillo <dnovillo@google.com>
6989 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6992 2009-08-20 Richard Guenther <rguenther@suse.de>
6994 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6995 * c-tree.h (c_dup_lang_specific_decl): Remove.
6996 (struct lang_decl, struct lang_type): Move definitions ...
6997 * c-lang.h: ... here. New file.
6998 * c-decl.c: Include c-lang.h.
6999 (c_dup_lang_specific_decl): Remove.
7000 * c-typeck.c: Include c-lang.h.
7001 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7002 (c-typeck.o): Likewise.
7003 * c-config-lang.in (gtfiles): Add c-lang.h.
7004 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7007 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7009 * config/alpha/alpha.c (alpha_end_function): Do not clear
7010 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7011 this is now handled in generic code.
7013 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7015 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7016 (s390_z10_fix_long_loop_prediction): New function.
7017 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7018 (s390_reorg): Walk over the INSNs and invoke
7019 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7021 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7023 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7024 "*brx_64bit", "*brx_31bit"): New patterns.
7025 * config/s390/s390.c ('E'): New output modifier.
7027 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7028 Richard Earnshaw <richard.earnshaw@arm.com>
7030 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7031 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7033 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7035 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7037 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7038 for mode mode of operand0 when doing secondary reload for SAR.
7040 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7043 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7044 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7046 2009-08-19 Jason Merrill <jason@redhat.com>
7048 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7049 supported template depth in C++0x.
7051 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7053 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7054 free_after_compilation.
7055 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7056 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7057 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7058 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7059 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7060 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7061 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7063 2009-08-19 Ian Lance Taylor <iant@google.com>
7065 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7066 of (plus (mult (neg B) C) A).
7068 2009-08-18 Michael Matz <matz@suse.de>
7070 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7071 instead of comparing TYPE_MAIN_VARIANT for equality.
7072 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7073 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7074 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7075 * gimplify.c (goa_lhs_expr_p): Ditto and use
7076 STRIP_USELESS_TYPE_CONVERSION.
7078 2009-08-18 Michael Matz <matz@suse.de>
7080 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7081 first field in a struct.
7082 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7084 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7086 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7087 locators before emit_insn is called. Remove assert that
7089 (alpha_end_function): Clear crtl->emit structure and free insn
7090 locators if cfun->is_thunk is true.
7092 2009-08-18 Jason Merrill <jason@redhat.com>
7094 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7096 * configure.ac: Test for it.
7097 * configure, config.in: Regenerate.
7098 * doc/install.texi: Document --enable-gnu-unique-object.
7100 2009-08-18 Richard Guenther <rguenther@suse.de>
7103 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7104 pow(x,y*z) only if x is nonnegative.
7106 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7108 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7112 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7113 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7115 2009-08-17 DJ Delorie <dj@redhat.com>
7117 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7118 * config/m32c/prologue.md (epilogue_freit): New.
7120 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7121 (bank_switch_p): Likewise.
7122 (fast_interrupt_p): Likewise.
7123 (interrupt_p): Likewise.
7124 (m32c_conditional_register_usage): Round memregs size up.
7125 (need_to_save): We only need to save $a0 when we use ENTER.
7126 (interrupt_p): Check for fast_interrupt too.
7127 (bank_switch_p): New.
7128 (fast_interrupt_p): New.
7129 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7130 (m32c_emit_prolog): Support bank switching and fast interrupts.
7131 * doc/extend.texi (Function Attributes): Add bank_switch and
7134 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7136 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7137 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7139 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7141 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7142 (menu): Add IA-64/VMS Options.
7143 (IA-64/VMS Options): Likewise.
7145 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7148 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7150 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7152 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7153 (mips_pop_asm_switch): Likewise.
7154 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7156 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7157 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7158 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7159 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7160 instead of set_noreorder.
7161 (mips_output_function_prologue): Use the new functions.
7162 (mips_output_function_epilogue): Likewise.
7163 (mips_need_noat_wrapper_p): New function, split out from...
7164 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7165 Use mips_push_asm_switch and mips_pop_asm_switch.
7166 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7167 and mips_pop_asm_switch.
7168 (ASM_OUTPUT_REG_POP): Likewise.
7169 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7170 Use mips_pop_asm_switch.
7171 (mips_asm_switch): New structure.
7172 (set_noreorder, set_nomacro): Replace with...
7173 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7174 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7175 instead of set_nomacro.
7176 (fix_truncsfsi2_macro): Likewise.
7177 (cprestore): Likewise.
7178 (hazard): Use mips_noreorder instead of set_noreorder.
7179 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7181 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7183 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7184 from prev_active_insn.
7186 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7188 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7189 * config/avr/avr.c (avr_override_options): Initialize
7190 avr_current_arch variable.
7191 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7192 __AVR_HAVE_16BIT_SP__ according to the device type.
7193 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7195 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7196 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7198 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7201 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7202 generating inlined subroutine die only. We shouldn't be
7203 called for anything else.
7204 (gen_block_die): Don't generate inline subroutine debug info for
7207 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7209 * graphite-poly.c (print_pbb): Print PBB index.
7211 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7214 * graphite-interchange.c (ppl_max_for_le): Moved...
7215 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7216 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7217 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7218 * graphite-ppl.h (ppl_max_for_le): Declared.
7220 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7222 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7223 supported on all platforms.
7224 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7225 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7226 * c-pragma.c: Likewise.
7227 * target-def.h (TARGET_INITIALIZER): Remove
7228 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7229 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7231 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7233 * config/ia64/fde-vms.c: New file.
7234 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7235 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7236 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7237 (uw_frame_state_for): Only register a personality routine if it is
7238 known to be compatible with our expectations.
7239 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7240 Declare unw_table_entry stack variable and
7241 mod all calls to _Unwind_FindTableEntry to add arg.
7242 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7243 (_Unwind_FindTableEntry): Add arg to prototype.
7245 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7247 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7248 field 'signal_pfs_loc'.
7249 (uw_frame_state_for): Remove duplicate code dealing with leaf
7250 procedures without unwind info.
7251 If in the frame after unwinding through a signal handler, restore
7252 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7253 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7254 'pfs_loc' to the AR.PFS location in the signal context; instead
7255 set 'signal_pfs_loc'.
7256 Manually generate the unwind info for the AR.PFS register.
7257 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7258 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7259 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7260 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7261 instead set 'signal_pfs_loc'.
7262 Remove code preventing the AR.PFS register from being restored
7263 from the signal context.
7265 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7266 Tristan Gingold <gingold@adacore.com>
7268 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7269 * config/ia64/t-vms: New file.
7270 * config/ia64/vms64.h: New file.
7271 * config/ia64/vms.h: New file.
7272 * config/ia64/vms-crtinit.asm: New file.
7273 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7274 * config/ia64/vms-unwind.h: New file.
7276 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7278 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7281 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7284 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7286 * real.h (do_mpc_arg2): ... here.
7287 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7290 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7292 * final.c (add_debug_prefix_map): Don't use GC memory for
7293 old_prefix and new_prefix.
7295 2009-08-14 Richard Guenther <rguenther@suse.de>
7297 * ipa-prop.c (compute_complex_pass_through): If we cannot
7298 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7300 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7302 * c-lex.c (c_lex_with_flags): Increase size of local variable
7303 to avoid memory clobber.
7305 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7308 * config/i386/i386.c (ix86_fp_comparison_strategy):
7309 Only enable/disable sahf at function granularity.
7311 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7313 PR rtl-optimization/41064
7314 * reload1.c (reload_as_needed): Don't call extract_insn
7315 for known invalid replacements after calling
7316 validate_replace_rtx_group and verify_changes.
7318 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7321 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7322 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7323 ix86_expand_fp_vcond.
7324 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7325 Assert that operation is supported by ix86_expand_int_vcond.
7326 (vcondu<SSEMODE124C8:mode>): Ditto.
7328 2009-08-13 DJ Delorie <dj@redhat.com>
7330 * config/i386/djgpp-stdint.h: New.
7331 * config.gcc (djgpp): Use it.
7333 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7335 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7336 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7338 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7340 * tree-ssa-loop-prefetch.c
7341 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7342 for long-stride pruning.
7343 (compute_miss_rate): New function to compute the probability
7344 that two memory references access different cache lines.
7346 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7348 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7350 2009-08-13 Richard Guenther <rguenther@suse.de>
7353 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7354 use the constant pointer type.
7355 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7356 of CV qualifiers on the target pointer type.
7357 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7358 conversion check before restrict check.
7360 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7363 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7365 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7367 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7369 2009-08-12 Richard Guenther <rguenther@suse.de>
7371 PR tree-optimization/41011
7372 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7373 and reference constructing.
7375 2009-08-12 Xinliang David Li <davidxl@google.com>
7377 PR tree-optimization/41012
7378 * tree-flow.h : New external interface.
7379 * gimple-low.c (check_call_arg): Change to public function.
7380 Remove argument mismatch check in lowering.
7381 * tree-inline.h (tree_can_inline_p): Interface change.
7382 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7384 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7385 Call change to tree_can_inline_p function.
7386 (cgraph_decide_inlining_incrementally): Ditto.
7388 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7390 PR tree-optimization/41031
7391 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7392 on the partition variable rather than promote_mode on the source
7393 type. Assert that the partition variable's type has the same
7394 mode as the source value's.
7396 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7398 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7399 for for_return == 2.
7400 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7402 * calls.c (expand_call): Fix typo.
7403 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7405 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7407 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7408 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7409 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7410 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7412 2009-08-12 Andrew Haley <aph@redhat.com>
7414 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7416 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7419 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7421 2009-08-12 Richard Guenther <rguenther@suse.de>
7423 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7424 * gimplify.c (gimplify_modify_expr): Do not use
7425 lang_hooks.types_compatible_p.
7426 * tree-ssa.c (useless_type_conversion_p): For aggregates
7427 just return false if the canonical types differ.
7429 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7432 * sese.c (convert_for_phi_arg): New.
7433 (add_guard_exit_phis): Use convert_for_phi_arg.
7435 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7437 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7438 unknown subscript upper bounds.
7440 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7441 Pranav Garg <pranav.garg2107@gmail.com>
7443 * graphite-interchange.c (gather_access_strides): Removed.
7444 (ppl_max_for_le): New.
7445 (build_linearized_memory_access): New.
7446 (memory_stride_in_loop): New.
7447 (pbb_interchange_profitable_p): Reimplemented.
7448 * graphite-ppl.h (ppl_new_id_map): New.
7449 (ppl_interchange): New.
7451 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7453 * graphite-interchange.c (compute_subscript): Removed.
7454 (compute_array_size_cstr): Removed.
7455 (compute_array_size_poly): Removed.
7456 (compute_array_size): Removed.
7457 (gather_access_strides_poly): Removed.
7458 (gather_access_strides): Empty.
7460 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7462 * graphite-dependences.c (dependence_polyhedron_1): Replace
7463 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7464 (graphite_legal_transform_dr): Same.
7465 (graphite_carried_dependence_level_k): Same.
7466 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7467 Initialize PDR_NB_SUBSCRIPTS.
7468 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7470 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7471 (PDR_NB_SUBSCRIPTS): New.
7472 (pdr_nb_subscripts): Removed.
7473 (pdr_dim): Simplified.
7474 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7475 with PDR_NB_SUBSCRIPTS.
7477 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7479 * graphite-interchange.c (compute_array_size): Remove use of
7481 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7482 Do not initialize PDR_DATA_CONTAINER.
7483 (print_pdr): Do not print PDR_DATA_CONTAINER.
7484 * graphite-poly.h (struct poly_dr): Remove data_container field.
7485 (PDR_DATA_CONTAINER): Removed.
7486 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7488 (build_poly_dr): Same.
7490 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7491 Sebastian Pop <sebastian.pop@amd.com>
7493 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7494 copy of the dependence polyhedron. Free the temporary objects.
7495 (graphite_carried_dependence_level_k): Free unused objects before
7498 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7500 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7501 Early return without analyzing the data dependences if no
7502 transform has been done. Call restore_scattering if the transform
7504 (graphite-interchange.c): Same.
7505 * graphite-poly.c (print_scattering_function): Test for
7507 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7508 (apply_poly_transforms): Do not gcc_assert that
7509 the transform is legal.
7510 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7511 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7512 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7513 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7514 * graphite-poly.h (struct poly_scattering): New.
7515 (struct poly_bb): Add original, transformed, and saved fields.
7516 Remove transformed_scattering, original_scattering,
7517 nb_local_variables and nb_scattering_transform fields.
7518 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7519 (poly_scattering_new): New.
7520 (poly_scattering_free): New.
7521 (poly_scattering_copy): New.
7522 (store_scattering_pbb): New.
7523 (store_scattering): New.
7524 (restore_scattering_pbb): New.
7525 (restore_scattering): New.
7526 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7527 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7529 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7531 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7534 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7536 * Makefile.in (graphite.o): Depends on PREDICT_H.
7537 * graphite.c: Include predict.h.
7538 (graphite_finalize): Call tree_estimate_probability.
7539 * predict.c (predict_loops): Do not call scev_initialize and
7541 (tree_estimate_probability_bb): New.
7542 (tree_estimate_probability): Do not initialize loops: move that
7543 code to the driver. Call tree_estimate_probability_bb.
7544 (tree_estimate_probability_driver): New.
7545 (pass_profile): Use tree_estimate_probability_driver.
7546 * predict.h (tree_estimate_probability): Declared.
7548 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7550 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7551 * graphite-dependences.c (graphite_legal_transform): Add time to
7552 TV_GRAPHITE_DATA_DEPS.
7553 (dependency_between_pbbs_p): Same.
7554 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7556 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7558 PR rtl-optimization/41033
7559 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7560 aliasing is disabled.
7562 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7564 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7565 si_mask_operand, and_load_operand, low_bitmask_operand,
7566 and_reg_operand, and_operand): New predicates.
7567 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7568 * config/mips/mips.c (and_operands_ok): New function.
7569 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7570 * config/mips/mips.md (move_type): Add ext_ins and logical.
7571 (type): Handle them.
7572 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7573 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7574 shift_shift. Remove commutative constraint modifier.
7575 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7577 (*clear_upper32_dext): Remove define_insn_and_split.
7578 (*clear_upper32): Turn this define_insn_and_split ...
7579 (splitter for ANDing register with 0xffff_ffff): .. into this.
7581 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7583 * combine.c (try_widen_shift_mode): Factor out code to check if an
7584 integer constant is a low-order bitmask from here ...
7585 * rtlanal.c (low_bitmask_len): ... to here.
7586 * rtl.h (low_bitmask_len): Declare.
7588 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7591 * config/alpha/alpha.md (addsi3): Remove expander.
7592 (addsi3): Rename from *addsi3_internal insn pattern.
7593 (subsi3): Remove expander.
7594 (subsi3): Rename from *subsi3_internal insn pattern.
7596 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7598 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7601 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7602 Eric Botcazou <botcazou@adacore.com>
7603 Douglas B Rupp <rupp@gnat.com>
7605 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7606 that records that fit in 64 bits are returned by immediate value,
7607 as required by OpenVMS Calling Standard.
7608 (function_value): Adjust for above modification.
7609 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7610 virtual_incoming_args_rtx as base object, not next_arg.
7611 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7613 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7615 * reload.c (find_reloads_subreg_address): Check the original
7616 req_equiv_mem address to detect the case where an address is
7617 not valid in the outer mode.
7619 2009-08-11 Richard Guenther <rguenther@suse.de>
7622 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7624 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7626 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7627 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7629 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7630 Douglas B Rupp <rupp@gnat.com>
7632 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7633 PT_STACK when frame_pointer_needed on OpenVMS.
7634 (alpha_pv_save_size, alpha_using_fp): Remove.
7635 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7636 with proper processing for PT_NULL.
7637 (alpha_vms_initial_elimination_offset): New function. Support for
7638 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7639 (alpha_sa_size): Force procedure type to PT_STACK when
7640 frame_pointer_needed on OpenVMS.
7641 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7642 (alpha_using_fp): Likewise.
7643 (alpha_vms_can_eliminate): Add prototype.
7644 (alpha_vms_initial_elimination_offset): Likewise.
7645 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7646 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7648 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7649 Douglas B Rupp <rupp@gnat.com>
7651 * config/alpha/alpha.c (common_object_handler): New function.
7652 (vms_attribute_table): Declare a single attribute "common_object".
7653 (vms_output_aligned_decl_common): New global function.
7654 (SECTION_VMS_OVERLAY): Delete.
7655 (SECTION_VMS_GLOBAL): Likewise.
7656 (SECTION_VMS_INITIALIZE): Likewise.
7657 (vms_asm_named_section): Remove support for above flags.
7658 (vms_section_type_flags): Delete.
7659 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7660 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7661 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7662 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7664 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7667 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7668 (sub_ddmmss): Likewise.
7670 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7673 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7676 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7679 * reload1.c (reload_as_needed): Use cancel_changes to completely
7680 undo a failed replacement attempt.
7682 2009-08-10 Richard Guenther <rguenther@suse.de>
7685 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7686 (useless_type_conversion_p): ... here. Require pointer targets
7689 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7692 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7693 loose the original type of the statement list.
7695 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7697 * config/alpha/alpha.c: Include libfuncs.h
7698 (avms_asm_output_extern): New function.
7699 (alpha_init_libfuncs): Init some decc libfuncs.
7700 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7701 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7702 (DO_CRTL_NAMES): Define.
7704 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7705 (LONG_TYPE_SIZE): Define.
7706 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7707 (SUBTARGET_SWITCHES): Define malloc64 switch.
7708 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7709 (MASK_RETURN_ADDR): Define.
7710 doc/invoke.texi (mmalloc64): Document switch.
7712 2009-08-09 Olivier Hainque <hainque@adacore.com>
7713 Douglas B Rupp <rupp@gnat.com>
7715 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7716 uses_condition_handler.
7717 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7718 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7719 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7720 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7721 (code_for_builtin): New insn codes for the new alpha_builtins.
7722 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7723 (alpha_sa_size): Account for uses_condition_handler.
7724 (alpha_expand_prologue): Likewise.
7725 (alpha_start_function): Likewise.
7726 (alpha_expand_epilogue): Likewise.
7727 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7728 establish/revert expanders.
7729 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7730 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7731 New expander, resorting to the alpha.c associated function.
7732 (builtin_revert_vms_condition_handler): Likewise.
7733 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7734 __gcc_shell_handler, the static VMS condition handler used as
7735 an indirection wrapper to the current dynamically established
7737 * config/alpha/vms-unwind.h: Complete rewrite.
7738 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7739 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7741 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7742 Douglas B Rupp <rupp@gnat.com>
7744 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7745 (alpha_need_linkage): Handle aliases. Return function symbol.
7746 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7747 Use ultimate alias target for the linkage name.
7748 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7749 by alpha_need_linkage for the function symbol.
7750 (setmemdi): Likewise.
7752 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7754 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7755 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7756 (ASM_WEAKEN_LABEL): Define.
7757 (CRT_CALL_STATIC_FUNCTION): Define.
7758 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7759 (ENDFILE_SPEC): Define.
7760 (INIT_SECTION_ASM_OP): Define.
7761 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7762 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7764 (MULTILIB_OSDIRNAMES): Define.
7765 (shlib_version): Define.
7766 (SHLIB_EXT): Define.
7767 (SHLIB_OBJS): Define.
7768 (SHLIB_NAME): Define.
7769 (SHLIB_MULTILIB): Define.
7770 (SHLIB_INSTALL): Define.
7771 (SHLIB_SYMVEC): Define.
7772 (SHLIB_SYMVECX2): Define.
7773 (SHLIB_LINK): Define.
7775 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7777 * config/alpha/alpha.c (alpha_initialize_trampoline):
7778 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7779 (alpha_start_function): Emit transfer address on nested functions
7780 for VMS trampoline call.
7781 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7782 since no longer used.
7783 * config/alpha/vms-tramp.asm: Remove.
7784 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7785 since now only data initialized at runtime.
7787 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7789 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7790 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7791 (MD_EXEC_PREFIX): Remove, no longer used.
7792 (MD_STARTFILE_PREFIX): Likewise.
7793 (INCLUDE_DEFAULTS): Likewise.
7794 * config/alpha/t-vms:
7795 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7797 2009-08-09 Richard Guenther <rguenther@suse.de>
7799 PR tree-optimization/41016
7800 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7801 (operand_precision): Remove.
7802 (integral_operand_p): Likewise.
7803 (recognize_single_bit_test): Adjust.
7805 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7807 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7808 operation overflows. Likewise non-cast unary arithmetic.
7809 If one arm of a conditional expression is always taken,
7810 inhibit evaluation warnings for the other arm. Likewise inhibit
7811 evaluation warnings for the second && or || operand if the first
7812 operand is enough to determine the result.
7813 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7815 (build_binary_op): Prevent duplicate evaluation warnings.
7817 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7819 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7820 and destination have different modes, Use promote_mode to
7821 determine the signedness of the conversion. Assert that the
7822 promoted source mode matches the destination mode. Don't pass
7823 the destination and destination mode to expand_expr if the source
7824 mode is different. Simplify conversion logic.
7826 2009-08-09 Ira Rosen <irar@il.ibm.com>
7828 PR tree-optimization/41008
7829 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7830 from condition only in case it's a comparison. Adjust checks.
7832 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7834 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7835 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7836 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7837 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7838 (dump_cand): Handle them.
7839 (struct iv_cand): New members COST_STEP and AINC_USE.
7840 (stmt_after_increment): Likewise.
7841 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7842 callers changed. Use gimple_uid comparison instead of scanning.
7843 (add_candidate_1): When looking for identical candidates, take
7844 AINC_USE into account. Set it for new candidates.
7845 (force_expr_to_var_cost): Cast target_spill_cost to int.
7846 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7847 All callers changed. Check for availability of autoinc addressing
7848 modes, both in general for a given mode, and in the specific use case.
7849 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7851 (get_computation_cost): Likewise.
7852 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7853 add_autoinc_candidates): New static functions.
7854 (add_candidate): Call add_autoinc_candidates for candidates based on
7856 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7857 (determine_use_iv_cost_address): If we have an autoinc candidate at
7858 the matching use, verify autoinc is possible and subtract the cost
7859 of the candidate's step from the cost.
7860 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7861 member of the candidate.
7862 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7863 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7865 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7867 * config.build (ia64-hp-*vms*): New target.
7868 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7870 * config.gcc (ia64-hp-*vms*): New target.
7871 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7873 * config.host (ia64-hp-*vms*): New target.
7874 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7877 2009-08-08 Richard Guenther <rguenther@suse.de>
7879 PR tree-optimization/40991
7880 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7882 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7884 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7885 mode check. Do truncations in an integer mode.
7886 (force_to_mode): Handle subregs for all mode types. Only do
7887 arithmetic simplifications on integer modes.
7889 2009-08-07 Richard Guenther <rguenther@suse.de>
7891 PR tree-optimization/40999
7892 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7893 (maybe_fold_reference): Lookup constant initializers.
7894 (fold_gimple_assign): Likewise.
7896 2009-08-07 Richard Guenther <rguenther@suse.de>
7898 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7899 that require structural equality defer to the langhook.
7901 2009-08-07 Martin Jambor <mjambor@suse.cz>
7903 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7905 (struct ipa_pass_through_data): New type.
7906 (struct ipa_ancestor_jf_data): New type.
7907 (union jump_func_value): Removed field formal_id, added fields
7908 pass_through and ancestor.
7909 (struct ipa_param_call_note): Changed type of formal_id to int from
7911 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7912 operations jump functions and ancestor jump functions.
7913 (compute_complex_pass_through): New function.
7914 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7915 reflect changes in the jump function strucutre.
7916 (update_jump_functions_after_inlining): Ignore complex pass-through
7917 and ancestor jump functions.
7918 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7919 polynomial pass-through with operation jump functions.
7921 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7923 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7924 fde->dw_fde_begin as begin label instead of hot/cold label.
7925 Use LLSDAC label instead of LLSDA for second section lsda.
7926 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7927 label instead of LLSDA if it is true.
7928 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7930 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7931 SECTION argument. Use it as index into crtl->eh.call_site_record
7933 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7934 use it to determine how to print table entries instead of using
7935 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7936 label instead of normal begin label as base.
7937 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7938 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7939 ensure no EH range spans between sections and that landing pads
7940 are always in the corresponding section.
7941 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7942 for crtl->eh.call_site_record being an array rather than scalar.
7943 (output_one_function_exception_table): New function, copied
7944 from output_function_exception_table. Adjust
7945 dw2_size_of_call_site_table, dw2_output_call_site_table
7946 callers. For SECOND section use *C suffixed labels.
7947 (output_function_exception_table): Call
7948 output_one_function_exception_table and, when doing hot/cold
7949 partitioning, also another time for the second section.
7950 * opts.c: Include except.h.
7951 (decode_options): Allow -freorder-blocks-and-partition with
7952 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7953 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7954 * function.h (struct rtl_eh): Change call_site_record from
7955 scalar into array of 2 elements.
7957 2009-08-07 Martin Jambor <mjambor@suse.cz>
7959 * ipa-prop.c (count_formal_params_1): New function.
7960 (ipa_get_vector_of_formal_parms): New function.
7961 (get_vector_of_formal_parm_types): New function.
7962 (ipa_modify_formal_parameters): New function.
7963 (ipa_modify_call_arguments): New function.
7964 (index_in_adjustments_multiple_times_p): New function.
7965 (ipa_combine_adjustments): New function.
7966 (ipa_dump_param_adjustments): New function.
7967 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7968 (ipa_get_vector_of_formal_parms): Declare.
7969 (ipa_modify_formal_parameters): Declare.
7970 (ipa_modify_call_arguments): Declare.
7971 (ipa_combine_adjustments): Declare.
7972 (ipa_dump_param_adjustments): Declare.
7973 (build_ref_for_offset): Declare.
7974 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7975 * tree-sra.c: Include ipa-prop.c.
7976 (build_ref_for_offset): Make public.
7978 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7980 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7982 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7984 * gcc/doc/extend.texi (__builtin_extract_return_address)
7985 (__builtin_frob_return_address): Document.
7987 2009-08-06 Paul Brook <paul@codesourcery.com>
7989 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7990 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7991 implementation on ARMv6-M.
7993 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7995 * doc/extend.texi (pcs): Document new attribute for ARM.
7997 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7999 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8002 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8004 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8007 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8009 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8011 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8013 Merge ARM/hard_vfp_branch to trunk.
8015 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8017 * arm.c (libcall_eq): New function.
8018 (libcall_hash): New function.
8019 (add_libcall): New function.
8020 (arm_libcall_uses_aapcs_base): New function.
8021 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8022 libcalls using the base PCS.
8023 (arm_init_cumulative_args): Likewise.
8025 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8027 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8028 Use base ABI for conversion libfuncs between HFmode and SFmode.
8030 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8032 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8033 V4SImode as representatives of all 64-bit and 128-bit vector
8034 types. Allow vector types without vector modes.
8035 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8036 without vector modes like BLKmode.
8037 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8038 BLKmode. Avoid unsupported vector modes or TImode moves for
8040 (aapcs_vfp_allocate_return_reg): Likewise.
8041 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8042 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8044 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8046 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8047 (arm_get_pcs_model): Pass attribute arguments to
8048 arm_pcs_from_attribute.
8049 (arm_init_cumulative_args): Use base AAPCS for conversions from
8050 floating-point types to DImode.
8051 (arm_attribute_table): Add pcs attribute.
8052 (arm_handle_pcs_attribute): New.
8053 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8054 conversions from floating-point types to DImode, also declare them
8055 to use base AAPCS and declare functions they call to use base
8056 AAPCS and their RTABI names.
8058 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8060 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8061 -mfloat-abi=hard not being supported for VFP.
8063 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8065 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8066 SYMBOL_REF to hard_libcall_value.
8068 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8069 Richard Earnshaw <rearnsha@arm.com>
8071 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8072 has been put on the stack, all remaining co-processory arguments for
8073 that co-processor also go on the stack.
8075 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8077 * config/arm/arm.c (arm_return_in_memory): Handle returning
8078 vectors of suitable size in registers also for AAPCS case.
8080 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8082 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8084 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8086 ARM Hard-VFP calling convention
8087 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8088 * target.h (gcc_target): Add libcall_value to table of call hooks.
8089 * targhooks.h (default_libcall_value): Default implementation.
8090 * targhooks.c (default_libcall_value): Likewise.
8091 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8092 * optabs.c (expand_unop): Use it.
8093 * expr.h (hard_libcall_value): Pass the function RTX through.
8094 * calls.c (emit_library_call_value_1): Update call to
8096 * explow.c (hard_libcall_value): Use new target hook.
8097 * testsuite/lib/target-supports.exp
8098 (check_effective_target_arm_hard_vfp_ok): New hook.
8099 (check_effective_target_arm_neon_ok): Improve test for neon
8101 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8102 * config/arm/arm.c: Include cgraph.h
8103 (TARGET_FUNCTION_VALUE): Override default hook.
8104 (arm_pcs_default): New variable.
8105 (arm_override_options): Don't fault hard calling convention with VFP.
8106 Add support for AAPCS variants.
8107 (arm_function_value): Make static. Handle AAPCS variants.
8108 (arm_libcall_value): New function.
8109 (arm_apply_result_size): Handle VFP registers in results.
8110 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8112 (pcs_attribute_args): New variable.
8113 (arm_pcs_from_attribute): New function.
8114 (arm_get_pcs_model): New function.
8115 (aapcs_vfp_cum_init): New function.
8116 (aapcs_vfp_sub_candidate): New function.
8117 (aapcs_vfp_is_return_candidate): New function.
8118 (aapcs_vfp_is_call_candidate): New function.
8119 (aapcs_vfp_allocate): New function.
8120 (aapcs_vfp_allocate_return_reg): New function.
8121 (aapcs_vfp_advance): New function.
8122 (aapcs_cp_arg_layout): New variable.
8123 (aapcs_select_call_coproc): New function.
8124 (aapcs_select_return_coproc): New function.
8125 (aapcs_allocate_return_reg): New function.
8126 (aapcs_libcall_value): New function.
8127 (aapcs_layout_arg): New function.
8128 (arm_init_cumulative_args): Initialize AAPCS args data.
8129 (arm_function_arg): Handle AAPCS variants using new interface.
8130 (arm_arg_parital_bytes): Likewise.
8131 (arm_function_arg_advance): New function.
8132 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8133 calling conventions.
8134 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8135 * arm.h (NUM_VFP_ARG_REGS): Define.
8136 (LIBCALL_VALUE): Update.
8137 (FUNCTION_VALUE): Delete.
8138 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8139 (arm_pcs): New enum.
8140 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8141 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8142 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8143 * arm-protos.h (arm_function_arg_advance): Add.
8144 (aapcs_libcall_value): Add.
8145 (arm_function_value): Delete.
8147 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8148 H.J. Lu <hongjiu.lu@intel.com>
8151 * config/i386/i386.c (standard_sse_mode_p): Remove.
8152 (standard_sse_constant_p): Return 2 for integer mode
8153 vector_all_ones_operand when SSE2 is enabled.
8154 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8155 (ix86_expand_vector_move): Do not check for negative values from
8156 standard_sse_constant_p.
8158 2009-08-06 Richard Guenther <rguenther@suse.de>
8160 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8161 array type comparisons frontend independent.
8162 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8163 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8164 out array reference lower bound and element size operands.
8165 (ao_ref_init_from_vn_reference): Properly compute the offset
8166 for ARRAY_RANGE_REF.
8167 (vn_reference_fold_indirect): Fill out array reference lower
8168 bound and element size operands.
8169 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8170 a non gimple valued reference operand which can happen for
8171 array reference lower bound or element size.
8172 (create_component_ref_by_pieces_1): Properly generate the
8173 element size operand for array references.
8175 2009-08-06 Richard Guenther <rguenther@suse.de>
8177 PR tree-optimization/40964
8178 * tree.c (iterative_hash_host_wide_int): Export.
8179 * tree.h (iterative_hash_host_wide_int): Declare.
8180 * tree-ssa-structalias.c (heapvar_map): New struct.
8181 (heapvar_map_eq): New function.
8182 (heapvar_map_hash): Likewise.
8183 (heapvar_lookup): Adjust.
8184 (heapvar_insert): Likewise.
8185 (make_constraint_from_heapvar): Allow multiple heap variables
8186 per decl at different offsets.
8187 (init_alias_heapvars): Adjust.
8189 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8191 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8192 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8193 trailing sync if TARGET_SYNC_AFTER_SC.
8195 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8197 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8198 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8199 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8200 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8201 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8202 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8203 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8204 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8205 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8206 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8207 the prototype declaration match the definition.
8208 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8209 instructions explicitly. Add barrier_before and operands
8211 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8212 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8213 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8214 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8215 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8216 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8218 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8220 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8222 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8223 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8226 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8229 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8231 PR rtl-optimization/40924
8232 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8233 make sure canon_rtx (mem_address) isn't simpler than
8234 canon_rtx (expanded_mem_address).
8236 2009-08-05 Li Feng <nemokingdom@gmail.com>
8238 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8240 (build_scop_drs): Build alias set for each SCoP.
8242 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8244 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8245 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8246 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8247 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8248 (BASE_DRIVER_SELF_SPECS): Likewise.
8250 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8252 * tree-ssa-alias.c: Fix some comment typos.
8254 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8256 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8257 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8259 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8262 * simplify-rtx.c (simplify_binary_operation_1): Disable
8263 simplifications for decimal float operations.
8265 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8268 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8269 operand of INDIRECT_REF.
8271 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8273 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8274 constants referencing TLS symbols.
8276 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8278 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8279 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8281 2009-08-03 Richard Guenther <rguenther@suse.de>
8283 * tree.c (make_vector_type): Build a main variant first,
8284 get the canonical one and then build the variant.
8285 * tree-ssa.c (useless_type_conversion_p_1): Handle
8287 (useless_type_conversion_p): Conversions to pointers to
8288 incomplete record types are useless.
8290 2009-08-03 Richard Guenther <rguenther@suse.de>
8292 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8293 file will be created.
8294 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8295 * toplev.c (compile_file): Adjust comment.
8297 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8299 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8300 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8301 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8302 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8303 (sh_promote_function_mode): Fix typo.
8305 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8307 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8309 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8311 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8312 declaration arguments.
8314 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8316 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8317 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8318 (ix86_split_ashl): Ditto.
8319 (ix86_expand_vector_init_one_nonzero): Ditto.
8320 (ix86_expand_vector_set): Ditto.
8321 (ix86_expand_reduc_v4sf): Ditto.
8323 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8325 * explow.c (promote_function_mode): Remove assert.
8326 * config/sh/sh.c (sh_promote_function_mode): Declare.
8328 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8330 * config/pa/pa.c (pa_promote_function_mode): Declare.
8331 Change to static. Fix promote_mode call.
8333 * gthr-dce.h (CONST_CAST2): Define if not defined.
8334 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8336 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8338 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8340 * expr.c (store_constructor): Use promote_decl_mode. Remove
8341 now write-only variable unsignedp.
8342 (expand_expr_real_1): Use promote_decl_mode.
8343 * expr.h (promote_function_mode, promote_decl_mode): New.
8344 (promote_mode): Remove last argument.
8345 * function.c (assign_temp): Drop last argument of promote_mode.
8346 (assign_parm_find_data_types): Use promote_function_mode.
8347 (assign_parm_setup_reg): Likewise.
8348 (expand_function_end): Use promote_function_mode.
8349 * calls.c (initialize_argument_information): Use promote_function_mode.
8350 (precompute_arguments): Use promote_mode instead of checking if
8351 only PROMOTE_FUNCTION_MODE is defined.
8352 (expand_call): When making sibcall decisions, use promote_function_mode.
8353 Below, remove an if for targetm.calls.promote_function_return and
8354 and use promote_function_mode.
8355 (emit_library_call_value_1): Use promote_function_mode, fix bug
8356 where promote_mode was passed FOR_CALL == 0 for a return value in an
8358 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8359 * explow.c (promote_function_mode, promote_decl_mode): New.
8360 (promote_mode): Keep only the FOR_CALL == 0 case.
8361 * combine.c (setup_incoming_promotion): Remove test of
8362 promote_function_args. Use promote_function_mode.
8363 * stmt.c (expand_value_return): Use promote_decl_mode.
8364 (expand_decl): Use promote_decl_mode.
8366 * expr.c (store_constructor): Use promote_decl_mode. Remove
8367 now write-only variable unsignedp.
8368 (expand_expr_real_1): Use promote_decl_mode.
8369 * expr.h (promote_function_mode, promote_decl_mode): New.
8370 (promote_mode): Remove last argument.
8371 * function.c (assign_temp): Drop last argument of promote_mode.
8372 (assign_parm_find_data_types): Use promote_function_mode.
8373 (assign_parm_setup_reg): Likewise.
8374 (expand_function_end): Use promote_function_mode.
8375 * calls.c (initialize_argument_information): Use promote_function_mode.
8376 (precompute_arguments): Use promote_mode instead of checking if
8377 only PROMOTE_FUNCTION_MODE is defined.
8378 (expand_call): When making sibcall decisions, use promote_function_mode.
8379 Below, remove an if for targetm.calls.promote_function_return and
8380 and use promote_function_mode.
8381 (emit_library_call_value_1): Use promote_function_mode, fix bug
8382 where promote_mode was passed FOR_CALL == 0 for a return value in an
8384 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8385 * explow.c (promote_function_mode, promote_decl_mode): New.
8386 (promote_mode): Keep only the FOR_CALL == 0 case.
8387 * combine.c (setup_incoming_promotion): Remove test of
8388 promote_function_args. Use promote_function_mode.
8389 * stmt.c (expand_value_return): Use promote_decl_mode.
8390 (expand_decl): Use promote_decl_mode.
8392 * explow.c (promote_function_mode): Just call the target hook.
8393 * targhooks.c (default_promote_function_mode,
8394 default_promote_function_mode_always_promote): New.
8395 * targhooks.h (default_promote_function_mode,
8396 default_promote_function_mode_always_promote): Declare.
8397 * target.h (promote_function_args, promote_function_return): Remove.
8398 (promote_function_mode): New.
8399 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8400 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8401 (TARGET_PROMOTE_FUNCTION_MODE): New.
8402 (TARGET_CALLS): Adjust.
8403 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8404 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8406 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8407 * config/s390/s390.c (s390_promote_function_mode): ... here,
8408 with pointer handling.
8409 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8410 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8412 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8413 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8414 with pointer handling.
8415 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8416 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8418 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8419 * config/sh/sh.c (sh_promote_function_mode): New.
8420 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8421 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8423 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8424 * config/cris/cris.c (cris_promote_function_mode): ... here.
8425 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8426 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8428 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8429 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8430 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8431 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8433 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8434 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8435 complex type handling.
8436 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8437 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8439 * config/pa/pa.c (pa_promote_function_mode): New.
8440 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8441 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8443 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8444 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8445 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8446 * config/xtensa/xtensa.c: Likewise.
8447 * config/stormy16/stormy16.c: Likewise.
8448 * config/iq2000/iq2000.c: Likewise.
8449 * config/rs6000/rs6000.c: Likewise.
8450 * config/picochip/picochip.c: Likewise.
8451 * config/arc/arc.c: Likewise.
8452 * config/mcore/mcore.c: Likewise.
8453 * config/score/score.c: Likewise.
8454 * config/mips/mips.c: Likewise.
8455 * config/bfin/bfin.c: Likewise.
8456 * config/ia64/ia64.c: Likewise (disabled though).
8458 * config/frv/frv.h: Remove pointless remark.
8460 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8461 TARGET_PROMOTE_FUNCTION_ARGS,
8462 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8463 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8465 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8467 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8468 -floop-parallelize-all.
8469 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8470 flag_loop_parallelize_all.
8471 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8472 * graphite.c (graphite_transform_loops): Same.
8474 * graphite-poly.c (apply_poly_transforms): Same.
8476 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8478 PR tree-optimization/40914
8479 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8480 if set, then check the delta field of the PMF record.
8481 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8482 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8483 call is stored in the delta.
8485 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8487 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8489 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8491 * config/i386/bsd.h (ASM_BYTE): New define.
8492 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8493 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8494 .byte. Use fputs or putc instead of fprintf where appropriate.
8495 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8496 fputs or putc instead of fprintf where appropriate.
8497 * config/i386/i386elf.h: Ditto.
8498 * config/i386/sysv4.h: Ditto.
8500 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8501 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8502 (*tls_global_dynamic_64): Ditto.
8504 2009-07-31 Christian Bruel <christian.bruel@st.com>
8506 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8508 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8510 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8511 Remove dead code for MINUS.
8513 2009-07-31 Anthony Green <green@moxielogic.com>
8515 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8517 (moxie_expand_epilogue): Ditto for epilogue.
8518 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8520 (moxie_function_arg): Ditto.
8521 (moxie_pass_by_reference): Ditto.
8522 (moxie_arg_partial_bytes): Ditto.
8523 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8524 (FUNCTION_ARG_ADVANCE) Ditto.
8525 (REG_PARM_STACK_SPACE) Ditto.
8526 (FUNCTION_ARG_REGNO_P) Dito.
8528 * config.gcc: Add moxie linux config support.
8529 * gcc/config/moxie/uclinux.h: New file.
8531 2009-07-31 DJ Delorie <dj@redhat.com>
8533 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8534 (UNSPECV_SP_SWITCH_E): New.
8535 (sp_switch_1): Change to an unspec.
8536 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8538 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8539 reference the new stack's address
8541 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8543 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8544 graphite-clast-to-gimple.o, graphite-dependences.o,
8545 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8546 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8547 (graphite-blocking.o,
8548 graphite-clast-to-gimple.o, graphite-dependences.o,
8549 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8550 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8551 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8552 * cfgloop.h (struct loop): Add can_be_parallel field.
8553 * common.opt (fgraphite-identity): Moved up.
8554 (fgraphite-force-parallel): New flag.
8555 * graphite.c: Rewrite.
8556 * graphite.h: Rewrite.
8557 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8559 * toplev.c (graphite_out_file): New file descriptor.
8560 (graphite_in_file): New.
8561 (process_options): flag_graphite_force_parallel cannot be used without
8563 * tree-ssa-loop.c: Include toplev.h.
8564 (gate_graphite_transforms): Enable flag_graphite for
8565 flag_graphite_force_parallel.
8567 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8569 * ChangeLog.graphite: New.
8570 * graphite-blocking.c: New.
8571 * graphite-clast-to-gimple.c: New.
8572 * graphite-clast-to-gimple.h: New.
8573 * graphite-dependences.c: New.
8574 * graphite-dependences.h: New.
8575 * graphite-interchange.c: New.
8576 * graphite-poly.c: New.
8577 * graphite-poly.h: New.
8578 * graphite-ppl.c: New.
8579 * graphite-ppl.h: New.
8580 * graphite-scop-detection.c: New.
8581 * graphite-scop-detection.h: New.
8582 * graphite-sese-to-poly.c: New.
8583 * graphite-sese-to-poly.h: New.
8587 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8589 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8590 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8592 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8594 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8595 (scev_is_linear_expression): Return false if the evolution is not
8596 affine multivariate.
8598 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8600 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8601 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8603 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8605 * tree-data-ref.c (debug_data_references): New.
8606 (debug_data_reference): New.
8607 * tree-data-ref.h (debug_data_references): Declared.
8608 (debug_data_reference): Declared.
8610 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8612 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8613 * tree-data-ref.h (scop_p): Removed.
8614 (struct data_reference): Remove field scop.
8616 (stmt_simple_memref_p): Removed.
8618 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8620 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8621 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8624 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8626 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8628 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8630 * doc/invoke.texi (-fgraphite-identity): Documented.
8632 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8634 * tree-scalar-evolution.c: Fix comment.
8635 (instantiate_scev_1): Return unknow from scev instantiation if the
8636 result is not above instantiate_below.
8638 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8640 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8641 static anymore. Instantiate the symbols that may have been introduced
8643 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8646 2009-07-30 DJ Delorie <dj@redhat.com>
8648 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8649 .vliw directive to VLIW sections.
8651 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8653 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8655 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8656 (AUTOHEADER): New variable.
8657 ($(srcdir)/cstamp-h.in): Use it.
8659 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8660 Pat Haugen <pthaugen@us.ibm.com>
8661 Revital Eres <ERES@il.ibm.com>
8663 * config/rs6000/vector.md (VEC_F): Add VSX support.
8667 (vector_load_<mode>): Ditto.
8668 (vector_store_<mode>): Ditto.
8669 (vector GPR move split): Ditto.
8670 (vec_reload_and_plus_<mptrsize>): Ditto.
8671 (vec_reload_and_reg_<mptrsize>): Ditto.
8672 (add<mode>3): Ditto.
8673 (sub<mode>3): Ditto.
8674 (mul<mode>3): Ditto.
8675 (neg<mode>2): Ditto.
8676 (abs<mode>2): Ditto.
8677 (smin<mode>3): Ditto.
8678 (smax<mode>3): Ditto.
8679 (vector_eq<mode>): Ditto.
8680 (vector_gt<mode>): Ditto.
8681 (vector_ge<mode>): Ditto.
8682 (vector_gtu<mode>): Ditto.
8683 (vector_select_<mode>_uns): Ditto.
8684 (vector_eq_<mode>_p): Ditto.
8685 (vector_gt_<mode>_p): Ditto.
8686 (vector_ge_<mode>_p): Ditto.
8687 (vector_gtu_<mode>_p): Ditto.
8688 (cr6_test_for_zero): Ditto.
8689 (cr6_test_for_zero_reverse): Ditto.
8690 (cr6_test_for_lt): Ditto.
8691 (cr6_test_for_lt_reverse): Ditto.
8692 (xor<mode>3): Ditto.
8693 (ior<mode>3): Ditto.
8694 (and<mode>3): Ditto.
8695 (one_cmpl<mode>2): Ditto.
8696 (nor<mode>2): Ditto.
8697 (andc<mode>2): Ditto.
8698 (float<VEC_int<mode>2): Ditto.
8699 (unsigned_float<VEC_int><mode>2): Ditto.
8700 (fix_trunc<mode><VEC_int>2): Ditto.
8701 (fixuns_trunc<mode><VEC_int>2): Ditto.
8703 (vec_set<mode>): Ditto.
8704 (vec_extract<mode>): Ditto.
8705 (vec_interleave_highv4sf): Ditto.
8706 (vec_interleave_lowv4sf): Ditto.
8707 (vec_realign_load_<mode>): Ditto.
8708 (vec_shl_<mode>): Ditto.
8709 (vec_shr_<mode>): Ditto.
8710 (div<mode>3): New patterns for VSX.
8711 (vec_interleave_highv2df): Ditto.
8712 (vec_interleave_lowv2df): Ditto.
8713 (vec_pack_trunc_v2df): Ditto.
8714 (vec_pack_sfix_trunc_v2df): Ditto.
8715 (vec_pack_ufix_trunc_v2df): Ditto.
8716 (vec_unpacks_hi_v4sf): Ditto.
8717 (vec_unpacks_lo_v4sf): Ditto.
8718 (vec_unpacks_float_hi_v4si): Ditto.
8719 (vec_unpacks_float_lo_v4si): Ditto.
8720 (vec_unpacku_float_hi_v4si): Ditto.
8721 (vec_unpacku_float_lo_v4si): Ditto.
8722 (movmisalign<mode>): Ditto.
8723 (vector_ceil<mode>2): New patterns for vectorizing math library.
8724 (vector_floor<mode>2): Ditto.
8725 (vector_btrunc<mode>2): Ditto.
8726 (vector_copysign<mode>3): Ditto.
8728 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8729 predicate for setting the high bit in each word, used for copysign.
8731 * config/rs6000/ppc-asm.h (f19): Whitespace.
8732 (f32-f63): Define if VSX.
8733 (v0-v31): Define if Altivec.
8734 (vs0-vs63): Define if VSX.
8736 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8738 * config/rs6000/power7.md: New file, provide tuning parameters for
8741 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8742 (rs6000_cpu_cpp_builtins): Ditto.
8743 (altivec_overloaded_builtins): Ditto.
8744 (altivec_resolve_overloaded_builtin): Ditto.
8746 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8747 debug switch to disable vectorizing simple math builtin
8750 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8751 Vectorize simple math builtin functions.
8752 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8753 hook to vectorize math builtins.
8754 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8755 (rs6000_builtin_conversion): Add VSX/power7 support.
8756 (rs6000_builtin_vec_perm): Ditto.
8757 (vsplits_constant): Add support for loading up a vector constant
8758 with just the high bit set in each part.
8759 (rs6000_expand_vector_init): Add VSX/power7 support.
8760 (rs6000_expand_vector_set): Ditto.
8761 (rs6000_expand_vector_extract): Ditto.
8762 (rs6000_emit_move): Ditto.
8763 (bdesc_3arg): Ditto.
8764 (bdesc_2arg): Ditto.
8765 (bdesc_1arg): Ditto.
8766 (rs6000_expand_ternop_builtin): Ditto.
8767 (altivec_expand_builtin): Ditto.
8768 (rs6000_expand_unop_builtin): Ditto.
8769 (rs6000_init_builtins): Ditto.
8770 (altivec_init_builtins): Ditto.
8771 (builtin_function_type): Ditto.
8772 (rs6000_common_init_builtins): Ditto.
8773 (rs6000_handle_altivec_attribute); Ditto.
8774 (rs6000_mangle_type): Ditto.
8775 (rs6000_vector_mode_supported_p): Ditto.
8776 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8779 * config/rs6000/vsx.md: New file for VSX support.
8781 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8782 identifing values with just the most significant bit set.
8783 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8784 vectorized builtins.
8786 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8787 (UNSPEC_VRFIM): Delete.
8788 (splitter for loading up vector with most significant bit): New
8789 splitter for vectorizing copysign.
8790 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8791 vectorizing simple math functions.
8792 (altivec_vrfip): Add support for vectorizing simple math functions.
8793 (altivec_vrfim): Ditto.
8794 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8796 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8797 (power7.md, vsx.md): Include for power7 support.
8798 (copysigndf3): Use VSX instructions if -mvsx.
8799 (negdf2_fpr): Ditto.
8800 (absdf2_fpr): Ditto.
8801 (nabsdf2_fpr): Ditto.
8802 (adddf3_fpr): Ditto.
8803 (subdf3_fpr): Ditto.
8804 (muldf3_fpr): Ditto.
8805 (divdf3_fpr): Ditto.
8806 (fix_truncdfdi2_fpr): Ditto.
8807 (cmpdf_internal1): Ditto.
8808 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8809 (btruncdf2, btruncdf2_fpr): Ditto.
8810 (ceildf2, ceildf2_fpr): Ditto.
8811 (floordf2, floordf2_fpr): Ditto.
8812 (floatdidf2, floatdidf2_fpr): Ditto.
8813 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8814 (fmsubdf4_fpr): Ditto.
8815 (fnmadddf4_fpr_1): Ditto.
8816 (fnmadddf4_fpr_2): Ditto.
8817 (fnmsubdf4_fpr_1): Ditto.
8818 (fnmsubdf4_fpr_2): Ditto.
8819 (fixuns_truncdfdi2): Add expander for VSX support.
8820 (fix_truncdfdi2): Ditto.
8821 (fix_truncdfsi2): Ditto.
8823 (btruncsf2): Whitespace.
8824 (movdf_hardfloat32): Add support for VSX registers.
8825 (movdf_softfloat32): Ditto.
8826 (movdf_hardfloat64): Ditto.
8827 (movdf_hardfloat64_mfpgpr): Ditto.
8828 (movdf_softfloat64): Ditto.
8829 (movti splitters): Add check for vector registers supporting
8830 TImode in the future.
8831 (bpermd): Add power7 bpermd instruction.
8833 * config/rs6000/altivec.h (vec_div): Define if VSX.
8837 (vec_nearbyint): Ditto.
8840 (all predicates): Use the generic builtin function, and not the V4SF
8841 specific function so that the predicates will work with VSX's V2DF.
8845 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8846 Document new VSX functions and types.
8848 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8851 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8852 "wa", and "j" constraints. Modify "v" to talk about Altivec
8853 instead of just vector.
8855 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8858 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8859 location for phi arguments.
8860 (rewrite_update_phi_arguments): Find locations for reaching defs.
8861 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8862 Add location to add_phi_arg calls.
8863 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8864 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8865 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8866 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8867 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8868 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8869 * tree-phinodes.c (make_phi_node): Initialize location.
8870 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8871 (add_phi_arg): Add location parameter.
8872 (remove_phi_arg_num): Move location when moving phi argument.
8873 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8875 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8876 slpeel_update_phi_nodes_for_guard1,
8877 slpeel_update_phi_nodes_for_guard2,
8878 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8879 vect_loop_versioning): Set locations.
8880 * tree-parloops.c (create_phi_for_local_result,
8881 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8882 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8883 * tree-vect-loop.c (get_initial_def_for_induction,
8884 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8886 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8887 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8888 (gimple_phi_arg_set_location): New. Set locus.
8889 (gimple_phi_arg_has_location): New. Check for locus.
8890 (redirect_edge_var_map_location): New. Return locus from var_map.
8891 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8892 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8893 combining PHI arguments.
8894 (cond_store_replacement): Set location.
8895 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8896 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8897 scop_add_exit_phis_edge): Add locations.
8898 * tree-cfgcleanup.c (remove_forwarder_block,
8899 remove_forwarder_block_with_phi): Add locations.
8900 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8901 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8903 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8904 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8905 flush_pending_stmts): Add source location.
8906 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8907 stack to preserve locations.
8908 * tree-vect-stmts.c (vectorizable_load): Add location.
8909 * tree-inline.c (copy_phis_for_bb): Copy locus.
8910 (setup_one_parameter): Add call locus to inlined parameter stmts.
8911 (initialize_inlined_parameters): Pass in call location as parameter
8913 (tree_function_versioning): Pass location to setup_one_parameter.
8914 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8915 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8916 copy and edge lists.
8917 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8918 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8919 locus parameter and override the stmt default if provided.
8920 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8921 elim_graph_add_edge, elim_graph_remove_succ_edge,
8922 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8923 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8924 eliminate_phi): Add locus info in elimination graph for each edge and
8926 (insert_backedge_copies): Copy locus if present.
8927 * tree-flow.h (struct _edge_var_map): Add locus field.
8928 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8929 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8930 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8932 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8934 2009-07-30 Martin Jambor <mjambor@suse.cz>
8936 PR tree-optimization/40570
8937 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8940 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8942 * ssa-loop-manip.c: Include langhooks.h.
8943 (rewrite_phi_with_iv): New.
8944 (rewrite_all_phi_nodes_with_iv): New.
8945 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8946 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8947 * tree-parloops.c (loop_parallel_p): Move out all conditions
8948 except dependency check.
8949 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8950 (gen_parallel_loop): Call canonicalize_loop_ivs without
8951 reduction_list argument.
8952 (build_new_reduction): New.
8953 (gather_scalar_reductions): New.
8954 (try_get_loop_niter): New.
8955 (try_create_reduction_list): New.
8956 (parallleize_loops): Change the parallel conditions check.
8957 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8958 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8960 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8962 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8964 * doc/options.texi (Option properties): Mention new quoting syntax.
8966 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8968 * config/alpha/alpha.c (alpha_start_function):
8969 Handle VMS_DEBUG_MAIN_POINTER
8970 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8971 * doc/invoke.texi: Document -mdebug-main switch.
8973 2009-07-29 Richard Henderson <rth@redhat.com>
8975 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8976 (cgraph_create_edge_including_clones): Likewise.
8977 * tree-inline.c (copy_bb): Operate on the correct edges
8978 when updating the callgraph.
8980 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8982 * config/alpha/vms-cc.c: Deleted.
8983 * config/alpha/vms-ld.c: Deleted.
8984 * config/alpha/t-vms64: Moved to config/vms
8985 * config/alpha/vms-crt0-64.c: Moved to config/vms
8986 * config/alpha/vms-crt0.c: Moved to config/vms
8987 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8988 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8989 * config/alpha/xm-vms.h: Moved to config/vms
8990 * config/alpha/x-vms: Moved to config/vms
8991 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8993 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8994 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8996 * config/vms/t-vms64: Moved here from config/alpha
8997 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8998 (argc,argv,envp): Enforce 32bit malloc'ing.
8999 * config/vms/vms-psxcrt0-64.c: Likewise.
9000 * config/vms/vms-crt0.c: Moved here from config/alpha.
9001 * config/vms/vms-psxcrt0.c: Likewise.
9002 * config/vms/vms-crtl-64.h: New file.
9003 * config/vms/vms-crtl.h: New file.
9004 * config/vms/vms.opt: New file.
9005 * config/vms/xm-vms64.h: New file.
9006 * config/vms/xm-vms.h: Moved here from config/alpha.
9007 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9009 * config/vms/x-vms: Moved here from config/alpha.
9010 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9011 (vms-ld.o, vms-cc.o): Removed.
9012 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9014 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9016 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9017 correct stack (obvious VMS fix).
9019 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9021 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9022 date, version info if VMS_DEBUGGING_INFO defined.
9023 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9024 size, date calculating code moved here.
9026 2009-07-29 Paul Brook <paul@codesourcery.com>
9028 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9031 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9034 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9035 to DImode when generating insq_le insn.
9037 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9039 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9040 New macro set for VMS_DEBUGGGING_INFO.
9041 (AT_string_form): Use it.
9043 2009-07-28 DJ Delorie <dj@redhat.com>
9045 * config/mep/mep.c (vtext_section): New.
9046 (vftext_section): New.
9047 (ftext_section): New.
9048 (mep_select_section): Add support for functions.
9049 (mep_unique_section): Likewise.
9050 (mep_asm_init_sections): Likewise.
9051 (mep_encode_section_info): Remove it from here.
9053 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9055 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9057 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9058 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9060 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9062 * dwarf2out.c (output_file_names): Test new macro
9063 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9064 (add_comp_dir_attribute): Likewise.
9066 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9068 * config/i386/mingw-w64.h (LINK_SPEC): Add
9069 separating space between commands.
9071 2009-07-28 Jan Hubicka <jh@suse.cz>
9073 PR tree-optimization/40759
9074 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9077 2009-07-27 DJ Delorie <dj@redhat.com>
9079 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9080 types are dword-aligned.
9081 (mep_expand_va_start): Likewise.
9083 2009-07-27 Olivier Hainque <hainque@adacore.com>
9084 Douglas B Rupp <rupp@gnat.com>
9086 * convert.c (convert_to_pointer): Don't assume the target
9087 pointer type is POINTER_SIZE long. Fetch its precision instead.
9089 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9091 * system.h (fopen): Undefine if macro.
9093 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9095 * dwarf2out.c (output_cfi_p): Removed.
9096 (output_cfis): New function.
9097 (output_fde): New function, split from output_call_frame_info.
9098 (output_call_frame_info): Use it.
9099 (dwarf2out_switch_text_section): Use output_cfis.
9101 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9103 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9104 TARGET_BI_ARCH is specified without enabling SJLJ.
9105 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9106 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9108 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9110 * arm.md (negdi2): Use DImode if forcing a value into a register.
9112 2009-07-26 Ira Rosen <irar@il.ibm.com>
9114 PR tree-optimization/40801
9115 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9116 of vector operand from the previous copy of vector statement.
9117 Pass the correct definition type value to
9118 vect_get_vec_def_for_stmt_copy().
9120 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9122 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9123 const char ** conversion.
9125 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9127 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9128 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9129 (gcc_unreachable): Invoke __builtin_unreachable() if
9130 !ENABLE_ASSERT_CHECKING.
9132 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9134 PR rtl-optimization/40445
9135 * emit-rtl.c (next_nonnote_insn_bb): New function.
9136 * rtl.h (next_nonnote_insn_bb): Declare new function.
9137 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9138 with no successors that is the successor of the ENTRY_BLOCK.
9139 Continue from the top after removing an empty fallthrough block.
9140 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9141 of next_nonnote_insn.
9143 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9145 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9147 2009-07-25 Martin Jambor <mjambor@suse.cz>
9149 * c-common.c (c_common_attribute_table): New element for noclone.
9150 (handle_noclone_attribute): New function. Forward-declare.
9151 * tree-inline.c (tree_versionable_function_p): Check for noclone
9153 * doc/extend.texi (Labels as Values): Document need for noclone.
9154 (Function Attributes): Document noclone attribute.
9156 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9158 PR rtl-optimization/34999
9159 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9160 and dw_fde_switched_cold_to_hot fields.
9161 (output_cfi_p): New function.
9162 (output_call_frame_info): If fde->dw_fde_switched_sections,
9163 output 2 FDEs instead of one with corrupted header.
9164 (dwarf2out_do_cfi_startproc): New function.
9165 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9166 and fde->dw_fde_switched_cold_to_hot.
9167 (dwarf2out_switch_text_section): Compute
9168 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9169 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9170 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9171 Otherwise, compute fde->dw_fde_switch_cfi.
9173 2009-07-24 Cary Coutant <ccoutant@google.com>
9175 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9177 2009-07-24 Cary Coutant <ccoutant@google.com>
9179 * cfghooks.c (split_block): Copy discriminator to new block.
9180 * tree-cfg.c (assign_discriminator): Check location of last
9181 instruction in block as well as first.
9183 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9185 * config/i386/linux.c: Use fputs or putc instead of fprintf
9187 * config/i386/gas.h: Ditto.
9188 * config/i386/x86-64.h: Ditto.
9189 * config/i386/att.h: Ditto.
9191 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9193 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9196 2009-07-24 Martin Jambor <mjambor@suse.cz>
9198 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9199 (ipa_push_func_to_list_1): Declare.
9200 (ipa_push_func_to_list): New function.
9202 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9203 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9204 (ipa_push_func_to_list): Removed.
9205 (ipa_pop_func_from_list): Clear node_enqueued flag.
9207 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9209 * config/s390/s390.c (override_options): Default
9210 max-unrolled-insns to 100 for z10 tuning.
9212 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9214 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9215 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9216 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9217 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9218 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9219 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9220 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9222 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9224 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9225 use default set in mingw32.h header.
9226 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9227 64-bit /mingw/include path.
9228 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9231 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9233 PR rtl-optimization/40209
9234 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9236 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9238 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9239 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9240 with the rest of string where appropriate. Use fputs or putc
9241 instead of fprintf where appropriate.
9243 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9244 Pat Haugen <pthaugen@us.ibm.com>
9245 Revital Eres <ERES@il.ibm.com>
9247 * config/rs6000/vector.md: New file. Move most of the vector
9248 expander support here from altivec.md to allow for the VSX vector
9249 unit in the future. Add support for secondary_reload patterns.
9250 Rewrite the patterns for vector comparison, and vector comparison
9251 predicate instructions so that the RTL expresses the desired
9252 behavior, instead of using unspec.
9254 * config/rs6000/constraints.md ("f" constraint): Use
9255 rs6000_constraints to hold the precalculated register class.
9256 ("d" constraint): Ditto.
9257 ("wd" constraint): New constraint for VSX.
9258 ("wf" constraint): Ditto.
9259 ("ws" constraint): Ditto.
9260 ("wa" constraint): Ditto.
9261 ("wZ" constraint): Ditto.
9262 ("j" constraint): Ditto.
9264 * config/rs6000/predicates.md (vsx_register_operand): New
9266 (vfloat_operand): New predicate for vector.md.
9267 (vint_operand): Ditto.
9268 (vlogical_operand): Ditto.
9269 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9270 (easy_vector_constant): Add VSX support.
9271 (altivec_indexed_or_indirect_operand): New predicate for
9272 recognizing Altivec style memory references with AND -16.
9274 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9275 for vector secondary reload support.
9276 (rs6000_vector_reg_class): Delete, replacing it with
9278 (rs6000_vsx_reg_class): Ditto.
9279 (rs6000_constraints): New array to hold the register classes of
9280 each of the register constraints that can vary at runtime.
9281 (builtin_mode_to_type): New static array for builtin function type
9283 (builtin_hash_table): New static hash table for builtin function
9285 (TARGET_SECONDARY_RELOAD): Define target hook.
9286 (TARGET_IRA_COVER_CLASSES): Ditto.
9287 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9288 registers are 128 bits if VSX memory reference instructions are used.
9289 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9291 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9292 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9293 Print several of the scheduling related parameters.
9294 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9295 rs6000_constraints instead of rs6000_vector_reg_class. Move
9296 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9297 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9298 Altivec. Add VSX support. Setup for secondary reload support on
9299 Altivec/VSX registers.
9300 (rs6000_override_options): Make power7 set the scheduling groups
9301 like the power5. Add support for new debug switches to override
9302 the scheduling defaults. Temporarily disable -mcpu=power7 from
9303 setting -mvsx. Add support for debug switches -malways-hint,
9304 -msched-groups, and -malign-branch-targets.
9305 (rs6000_buitlin_conversion): Add support for returning unsigned
9306 vector conversion functions to fix regressions due to stricter
9308 (rs6000_builtin_mul_widen_even): Ditto.
9309 (rs6000_builtin_mul_widen_odd): Ditto.
9310 (rs6000_builtin_vec_perm): Ditto.
9311 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9312 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9314 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9316 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9317 VSX types for bit operations. Changes to accomidate vector.md.
9318 (bdesc_2arg): Ditto.
9319 (bdesc_1arg): Ditto.
9320 (struct builtin_description_predicates): Rewrite predicate
9321 handling so that RTL describes the operation, instead of passing
9322 the instruction to be used as a string argument.
9323 (bdesc_altivec_preds): Ditto.
9324 (altivec_expand_predicate_builtin): Ditto.
9325 (altivec_expand_builtin): Ditto.
9326 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9327 statement for vsldoi support.
9328 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9329 (altivec_expand_st_builtin): Ditto.
9330 (paired_expand_builtin): Whitespace changes.
9331 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9332 builtin_mode_to_type table for secondary reload. Call
9333 builtin_function_type to build random builtin functions.
9334 (altivec_init_builtins): Change to use builtin_function_type to
9335 create builtin function types dynamically as we need them.
9336 (builtin_hash_function): New support for hashing the tree types
9337 for builtin function as we need it, rather than trying to build
9338 all of the trees that we need. Add initial preliminary VSX support.
9339 (builtin_function_type): Ditto.
9340 (builtin_function_eq): Ditto.
9341 (builtin_hash_struct): Ditto.
9342 (rs6000_init_builtins): Ditto.
9343 (rs6000_common_init_builtins): Ditto.
9344 (altivec_init_builtins): Ditto.
9345 (rs6000_common_init_builtins): Ditto.
9346 (enum reload_reg_type): New enum for simplifing reg classes.
9347 (rs6000_reload_register_type): Simplify register classes into GPR,
9348 Vector, and other registers. Altivec and VSX addresses in reload.
9349 (rs6000_secondary_reload_inner): Ditto.
9350 (rs6000_ira_cover_classes): New target hook, that returns the
9351 appropriate cover classes, based on -mvsx being used or not.
9352 (rs6000_secondary_reload_class): Add VSX support.
9353 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9354 (get_vsel_insn): Ditto.
9355 (rs6000_emit_vector_compare): Rewrite vector conditional support
9356 so that where we can, we use RTL operators, instead of blindly use
9358 (rs6000_emit_vector_select): Ditto.
9359 (rs6000_emit_vector_cond_expr): Ditto.
9360 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9361 (create_TOC_reference): Add -mdebug=addr support.
9362 (emit_frame_save): VSX loads/stores need register indexed addressing.
9364 * config/rs6000/rs6000.md: Include vector.md.
9366 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9368 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9369 support for V2DI, V2DF in logical, permute, select operations.
9371 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9372 switch for vsx/power7.
9373 (-mvsx-scalar-memory): Ditto.
9374 (-mvsx-align-128): Ditto.
9375 (-mallow-movmisalign): Ditto.
9376 (-mallow-df-permute): Ditto.
9377 (-msched-groups): Ditto.
9378 (-malways-hint): Ditto.
9379 (-malign-branch-targets): Ditto.
9381 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9383 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9384 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9385 (rs6000_vector_reg_class): Delete.
9386 (rs6000_vsx_reg_class): Ditto.
9387 (enum rs6000_reg_class_enum): New enum for the constraints that
9388 vary based on target switches.
9389 (rs6000_constraints): New array to hold the register class for all
9390 of the register constraints that vary based on the switches used.
9391 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9392 (enum rs6000_builtins): Add unsigned varients for the builtin
9393 declarations returned by target hooks for expanding multiplies,
9394 select, and permute operations. Add VSX builtins.
9395 (enum rs6000_builtin_type_index): Add entries for VSX.
9396 (V2DI_type_node): Ditto.
9397 (V2DF_type_node): Ditto.
9398 (unsigned_V2DI_type_node): Ditto.
9399 (bool_long_type_node): Ditto.
9400 (intDI_type_internal_node): Ditto.
9401 (uintDI_type_internal_node): Ditto.
9402 (double_type_internal_node): Ditto.
9404 * config/rs6000/altivec.md (whole file): Move all expanders to
9405 vector.md from altivec.md. Rename insn matching functions to be
9407 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9408 (altivec_vcmp*): Ditto.
9409 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9410 (VM): New iterator for moves that includes the VSX types.
9411 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9412 (altivec_vperm_<mode>_uns): New, for unsigned types.
9413 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9414 (altivec_eq<mode>): Ditto.
9415 (altivec_gt<mode>): Ditto.
9416 (altivec_gtu<mode>): Ditto.
9417 (altivec_eqv4sf): Ditto.
9418 (altivec_gev4sf): Ditto.
9419 (altivec_gtv4sf): Ditto.
9420 (altivec_vcmpbfp_p): Ditto.
9422 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9424 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9427 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9430 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9431 ASM_SHORT instead of .word.
9432 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9433 instead of .word in asm template.
9435 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9438 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9439 (process_bb_node_lives): Use it.
9441 * ira.c (setup_cover_and_important_classes): Don't setup
9442 ira_important_class_nums. Add cover classes to the end of
9444 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9446 (find_reg_class_closure): Use reorder_important_classes.
9448 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9450 * config/i386/i386.c (i386_ira_cover_classes): New function.
9451 (TARGET_IRA_COVER_CLASSES): Redefine.
9453 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9454 importance of order of cover classes in the array.
9456 2009-07-22 Diego Novillo <dnovillo@google.com>
9458 * tree-pass.h (TDF_EH): Define.
9459 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9460 contains TDF_EH, print the EH region number holding GS.
9461 * tree-dump.c (dump_options): Add "eh".
9462 * doc/invoke.texi: Document it.
9464 2009-07-22 Doug Kwan <dougkwan@google.com>
9466 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9468 2009-07-22 Michael Matz <matz@suse.de>
9470 PR tree-optimization/35229
9471 PR tree-optimization/39300
9473 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9474 (inhibit_phi_insertion): New function.
9475 (insert_into_preds_of_block): Call it for REFERENCEs.
9476 (init_pre): Initialize and finalize scalar evolutions.
9477 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9479 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9481 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9482 Use CONST_VECTOR_NUNITS to determine number of elements.
9484 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9486 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9487 (U, W): Constraints are now deprecated and will be removed if we
9489 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9491 ("prefetch"): Add the stcmh instruction for prefetching.
9492 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9494 (s390_short_displacement): Return always true if compiling for
9495 machines not providing the long displacement facility.
9496 (s390_mem_constraint): Support the new constraint letter Z.
9497 (s390_check_qrst_address): New function.
9499 2009-07-21 DJ Delorie <dj@redhat.com>
9501 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9504 2009-07-21 Jason Merrill <jason@redhat.com>
9506 * c-common.c (max_tinst_depth): Increase default to 1024.
9508 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9510 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9511 (vec_unpacku_float_lo_v4si): Ditto.
9513 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9516 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9517 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9518 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9519 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9521 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9523 PR tree-optimization/40813
9524 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9527 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9529 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9530 with a NOP_EXPR if needed.
9532 2009-07-21 Paul Brook <paul@codesourcery.com>
9534 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9535 Terminate debug dump with newline.
9537 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9539 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9540 Cast "1" to unsigned HOST_WIDE_INT.
9541 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9542 deposit length to the maximum length - lsb. Extend length if
9543 HOST_BITS_PER_WIDE_INT is 32.
9545 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9547 * cgraph.h (constant_pool_htab): New function.
9548 (constant_descriptor_tree): Move from varasm.c.
9549 * varasm.c (constant_pool_htab): New function.
9550 (constant_descriptor_tree): Move to cgraph.h.
9552 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9554 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9556 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9558 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9561 2009-07-20 Xinliang David Li <davidxl@google.com>
9563 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9565 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9567 * config/mips/mips.md (move_type): Add arith.
9568 (type): Handle arith.
9569 (zero_extendsidi2): Rename this into ...
9570 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9571 (zero_extendsidi2): New expander.
9572 (*zero_extendsidi2_dext): New pattern.
9574 2009-07-20 Nick Clifton <nickc@redhat.com>
9576 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9577 to set MIPS_ABI_DEFAULT.
9578 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9580 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9582 * tree-object-size.c (addr_object_size): Handle unions with
9583 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9585 PR tree-optimization/40792
9586 * tree.c (build_function_type_skip_args): Remove bogus assert.
9588 2009-07-20 Jan Hubicka <jh@suse.cz>
9589 Martin Jambor <mjambor@suse.cz>
9591 * cgraph.h (combined_args_to_skip): New field.
9592 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9593 combined_args_to_skip and args_to_skip.
9594 * tree-inline.c (update_clone_info): New function.
9595 (tree_function_versioning): Call update_clone_info.
9596 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9598 (cgraph_materialize_all_clones): More extensive dumping, working
9599 with combined_args_to_skip rather than args_to_skip.
9601 2009-07-20 Ira Rosen <irar@il.ibm.com>
9603 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9604 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9605 (get_initial_def_for_reduction): Likewise.
9606 (vectorizable_reduction): Skip the check of first operand in case
9607 of COND_EXPR. Add check that it is outer loop vectorization if
9608 nested cycle was detected. Call vectorizable_condition() for
9609 COND_EXPR. If reduction epilogue cannot be created do not fail for
9610 nested cycles (if it is not double reduction). Assert that there
9611 is only one type in the loop in case of COND_EXPR. Call
9612 vectorizable_condition() to vectorize COND_EXPR.
9613 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9614 Add parameters. Allow nested cycles if called from
9615 vectorizable_reduction(). Use reduction vector variable if provided.
9616 (vect_analyze_stmt): Call vectorizable_reduction() before
9617 vectorizable_condition().
9618 (vect_transform_stmt): Update call to vectorizable_condition().
9620 2009-07-20 Christian Bruel <christian.bruel@st.com>
9622 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9623 * doc/invoke.texi (-mfmovd): Likewise.
9624 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9626 2009-07-20 Jan Hubicka <jh@suse.cz>
9628 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9629 when handling SSA name.
9631 2009-07-19 Jan Hubicka <jh@suse.cz>
9633 PR tree-optimization/40676
9634 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9635 virtual PHIs in empty BBs.
9637 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9639 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9640 re-expanded the compound use gen_lowpart instead to convert to the
9643 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9645 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9646 OUTER_CONST arguments.
9647 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9648 the new wider mode will be masked off.
9649 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9651 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9653 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9654 high-order bits are zero.
9656 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9658 * combine.c (simplify_shift_const_1): Split code to determine
9660 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9661 new bits shifted in are identical to the old sign bit.
9663 2009-07-18 Richard Guenther <rguenther@suse.de>
9666 * gimplify.c (gimplify_call_expr): Reject code using results from
9667 functions returning void.
9669 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9671 * doc/md.texi: Document the new PowerPC "es" constraint.
9672 Document that "m" can include automodified addresses on this target,
9673 and explain how %U must be used. Extend the "Q" and "Z" documentation
9674 to suggest "es" as well as "m".
9675 * config/rs6000/constraints.md (es): New memory constraint.
9676 (Q, Z): Update strings to match new documentation.
9678 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9680 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9681 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9682 * config/rs6000/predicates.md (volatile_mem_operand): Use
9683 offsettable_nonstrict_memref_p.
9684 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9685 (*floatunssidf2_internal): Likewise.
9686 (*fix_truncdfsi2_internal): Likewise.
9687 (*fix_trunctfsi2_internal): Likewise.
9689 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9691 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9693 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9695 2009-07-17 Richard Guenther <rguenther@suse.de>
9698 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9699 (pass_warn_unused_result): Likewise.
9700 (TODO_set_props): Remove.
9701 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9703 (pass_diagnose_omp_blocks): Define.
9704 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9705 (c_gimple_diagnostics_recursively): Remove.
9706 (finish_function): Do not call it.
9707 (c_write_global_declarations): Continue after errors.
9708 Finalize the CU here.
9709 * c-gimplify.c (c_genericize): Do not gimplify here.
9710 * c-common.c (c_warn_unused_result): Move ...
9711 * tree-cfg.c (do_warn_unused_result): ... here.
9712 (run_warn_unused_result): New function.
9713 (gate_warn_unused_result): New function.
9714 (pass_warn_unused_result): New pass.
9715 * c-common.h (c_warn_unused_result): Remove.
9716 * flags.h (flag_warn_unused_result): Declare.
9717 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9718 * opts.c (flag_warn_unused_result): Initialize to false.
9719 * toplev.c (compile_file): Add comment.
9720 * omp-low.c (create_omp_child_function): Do not register
9721 the function with the frontend.
9722 (diagnose_omp_structured_block_errors): Prepare to be
9723 called as optimization pass.
9724 (gate_diagnose_omp_blocks): New function.
9725 (pass_diagnose_omp_blocks): New pass.
9726 * cgraph.h (cgraph_optimize): Remove.
9727 (cgraph_analyze_function): Likewise.
9728 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9729 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9730 before their parents here.
9731 (cgraph_finalize_function): Not here.
9732 (cgraph_analyze_function): Gimplify functions here.
9733 (cgraph_finalize_compilation_unit): Continue after errors.
9734 Optimize the callgraph from here.
9735 (cgraph_optimize): Make static.
9736 * langhooks.c (write_global_declarations): Finalize the CU.
9737 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9738 (gimplify_function_tree): Assert we gimplify only once.
9739 Set PROP_gimple_any property.
9740 * tree-nested.c (gimplify_all_functions): New function.
9741 (lower_nested_functions): Gimplify all nested functions.
9742 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9743 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9744 and pass_diagnose_omp_blocks after gimplification. Do not
9745 set TODO_set_props on all_lowering_passes.
9746 (execute_one_pass): Do not handle TODO_set_props.
9747 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9748 (gimplify.o): Add tree-pass.h dependency.
9749 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9750 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9751 (unsave_r): Likewise.
9752 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9755 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9757 * doc/service.texi (Service): Restore previously removed link,
9758 which isn't broken after all.
9760 2009-07-17 Richard Guenther <rguenther@suse.de>
9762 PR tree-optimization/40321
9763 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9764 PHI nodes to the maximal set.
9765 (make_values_for_phi): Add PHI arguments to the maximal set.
9766 (execute_pre): Dump PHI_GEN and the maximal set.
9768 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9771 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9774 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9776 * doc/extend.texi (Nested Functions): Replace broken link with
9778 * doc/service.texi (Service): Remove broken link.
9780 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9783 * builtins.c (expand_builtin_memcmp): Use loc instead of
9784 EXPR_LOCATION (exp).
9785 (expand_builtin_strncmp): Likewise.
9787 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9788 Manuel López-Ibáñez <manu@gcc.gnu.org>
9791 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9792 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9793 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9794 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9795 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9796 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9797 tree-inline.c, c-common.c, c-common.h, gimple.c,
9798 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9799 convert.c: Add location argument to fold_{unary,binary,ternary},
9800 fold_build[123], build_call_expr, build_size_arg,
9801 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9802 fold_build1_initializer, fold_build2_initializer,
9803 fold_build3_initializer, fold_build_call_array,
9804 fold_build_call_array_initializer, fold_single_bit_test,
9805 omit_one_operand, omit_two_operands, invert_truthvalue,
9806 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9807 combine_comparisons, fold_builtin_*, fold_call_expr,
9808 build_range_check, maybe_fold_offset_to_address, round_up,
9811 2009-07-16 Jason Merrill <jason@redhat.com>
9814 * c-common.c (c_common_reswords): Add __is_standard_layout
9816 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9817 * doc/implement-cxx.texi: New.
9818 * doc/gcc.texi: Include it.
9820 2009-07-16 DJ Delorie <dj@redhat.com>
9822 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9823 compares that may be indirectly affected by previous instructions.
9825 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9827 * builtins.c (do_mpc_arg2): New.
9828 (fold_builtin_2): Fold builtin cpow.
9829 * real.h (HAVE_mpc_pow): New.
9831 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9833 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9834 comparison to skip unprofitable schedule
9836 2009-07-16 Simon Baldwin <simonb@google.com>
9838 * gcc.c (option_map): New flag -no-canonical-prefixes.
9839 * (display_help): Print help text for new flag.
9840 * (process_command): Move options translation and language specifics
9841 and handle new flag early. Use it to set a function pointer to a
9842 prefix builder. Replace make_relative_prefix calls with calls to
9843 the function pointed to. Ignore new flag in regular options handling.
9844 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9846 2009-07-15 DJ Delorie <dj@redhat.com>
9848 * config/mep/mep.md (sibcall_internal): Change register to avoid
9850 (sibcall_value_internal): Likewise.
9852 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9854 PR rtl-optimization/40710
9855 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9857 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9859 * config/mips/mips.md (*extenddi_truncate<mode>,
9860 *extendsi_truncate<mode>): Change type attribute to move_type
9861 with shift_shift. Split out code handling exts from here ...
9862 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9864 (*extendhi_truncateqi): Change type attribute to move_type with
9865 shift_shift. Split out code handling exts from here ...
9866 (*extendhi_truncateqi_exts): ... to this new pattern.
9868 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9870 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9871 instead of "and" with inverted sign bit mask value. Use
9872 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9873 Allocate registers only for operand 4 and operand 5.
9875 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9878 * fold-const.c (fold_cond_expr_with_comparison): When folding
9879 < and <= to MIN, make sure the MIN uses the same type as the
9880 comparison's operands.
9882 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9884 * arm.md (ior_xor): New code iterator.
9885 (split for ior/xor with shift and zero-extend): New split pattern.
9886 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9888 2009-07-15 Richard Guenther <rguenther@suse.de>
9890 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9893 2009-07-15 Richard Guenther <rguenther@suse.de>
9896 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9898 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9900 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9901 handle 2.6.30 kernel.
9903 2009-07-15 DJ Delorie <dj@redhat.com>
9905 * config/mep/mep.md (sibcall_internal): Change register to allow
9906 for 24-bit addresses.
9907 (sibcall_value_internal): Likewise.
9909 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9911 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9912 that are enabled/disabled by the flags introduced by a previous patch.
9914 2009-07-14 DJ Delorie <dj@redhat.com>
9916 * config/mep/mep.md (sibcall_internal): Include non-toggling
9918 (sibcall_value_internal): Likewise.
9920 2009-07-14 Taras Glek <tglek@mozilla.com>
9921 Rafael Espindola <espindola@google.com>
9923 * doc/sourcebuild.texi: Document install-plugin target.
9924 * configure.ac: Added install-plugin target to language makefiles.
9925 * configure: Regenerate.
9926 * Makefile.in: (install-plugin): Install more headers,
9927 depend on lang.install-plugin.
9929 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9931 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9934 2009-07-14 DJ Delorie <dj@redhat.com>
9936 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9937 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9938 * config/mep/mep.md (sibcall_internal): Change test from
9939 mep_vliw_mode_match to mep_vliw_jmp_match.
9940 (sibcall_value_internal): Likewise.
9942 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9944 * config/i386/sse.md (copysign<mode>3): New expander.
9945 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9946 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9947 Use ix86_build_const_vector.
9948 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9949 IX86_BUILTIN_CPYSGNPD.
9950 (builtin_description): Add __builtin_ia32_copysignps and
9951 __builtin_ia32_copysignpd.
9952 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9953 and BUILT_IN_COPYSIGNF.
9955 2009-07-13 Jason Merrill <jason@redhat.com>
9957 * builtins.c (can_trust_pointer_alignment): New fn.
9958 (get_pointer_alignment): Factor it out from here.
9959 * tree.h: Declare it.
9961 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9963 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9966 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9970 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9972 2009-07-14 Richard Guenther <rguenther@suse.de>
9973 Andrey Belevantsev <abel@ispras.ru>
9976 * cfgexpand.c (partition_stack_vars): Do not bother to update
9977 alias information when not optimizing.
9979 2009-07-14 Richard Guenther <rguenther@suse.de>
9980 Andrey Belevantsev <abel@ispras.ru>
9982 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9983 (pt_solution_set): Likewise.
9984 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9985 * tree-ssa-structalias.c (pt_solution_set): New function.
9986 * final.c (rest_of_clean_state): Free SSA data structures.
9987 * print-rtl.c (print_decl_name): Remove.
9988 (print_mem_expr): Implement in terms of print_generic_expr.
9989 * alias.c (ao_ref_from_mem): New function.
9990 (rtx_refs_may_alias_p): Likewise.
9991 (true_dependence): Query alias-export info.
9992 (canon_true_dependence): Likewise.
9993 (write_dependence_p): Likewise.
9994 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9996 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9997 (mem_expr_equal_p): Use operand_equal_p.
9998 (set_mem_attributes_minus_bitpos): Do not use
9999 component_ref_for_mem_expr.
10000 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10001 (update_alias_info_with_stack_vars): Likewise.
10002 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10003 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10004 explicitly nor clear stmt operands.
10005 Free the decl-to-pointer map.
10006 * tree-optimize.c (execute_free_datastructures): Do not free
10007 SSA data structures here.
10008 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10009 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10010 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10012 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10014 2009-07-13 DJ Delorie <dj@redhat.com>
10016 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10017 unrolling at the right iteration count.
10019 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10022 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10024 * haifa-sched.c (rank_for_schedule): Introduced flags to
10025 enable/disable individual scheduling heuristics.
10026 * common.opt: Introduced flags to enable/disable individual
10027 heuristics in the scheduler.
10028 * doc/invoke.texi: Introduced flags to enable/disable individual
10029 heuristics in the scheduler.
10031 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10033 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10034 config/i386/mingw-tls.c.
10035 * config/i386/mingw-tls.c: Removed.
10037 2009-07-13 Ira Rosen <irar@il.ibm.com>
10039 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10040 checks access only relevant statements.
10041 (vectorizable_reduction): Likewise.
10043 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10045 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10046 just for 32-bit case.
10048 2009-07-12 Jan Hubicka <jh@suse.cz>
10050 PR tree-optimization/40585
10051 * except.c (expand_resx_expr): When there already is resume
10052 instruction, produce linked list.
10053 (build_post_landing_pads): Assert that resume is empty.
10054 (connect_post_landing_pads): Handle resume lists.
10055 (dump_eh_tree): Dump resume list.
10057 2009-07-12 Ira Rosen <irar@il.ibm.com>
10059 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10060 with additional argument.
10061 * tree-vectorizer.h (enum vect_def_type): Add
10062 vect_double_reduction_def.
10063 (vect_is_simple_reduction): Add argument.
10064 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10066 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10067 vect_is_simple_reduction with additional argument.
10068 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10070 (reduction_code_for_scalar_code): Handle additional codes by
10071 returning ERROR_MARK for them. Fix comment and indentation.
10072 (vect_is_simple_reduction): Fix comment, add argument to specify
10073 double reduction. Detect double reduction.
10074 (get_initial_def_for_induction): Fix indentation.
10075 (get_initial_def_for_reduction): Fix comment and indentation.
10076 Handle double reduction. Create initial definitions that do not
10077 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10078 (vect_create_epilog_for_reduction): Fix comment, add argument to
10079 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10080 epilogue result extraction. Create double reduction phi node and
10081 replace relevant uses.
10082 (vectorizable_reduction): Call vect_is_simple_reduction with
10083 additional argument. Fix indentation. Update epilogue code treatment
10084 according to the changes in reduction_code_for_scalar_code. Check
10085 for double reduction. Call vect_create_epilog_for_reduction with
10086 additional argument.
10087 * tree-vect-stmts.c (process_use): Handle double reduction, update
10089 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10090 (vect_get_vec_def_for_operand): Likewise.
10092 2009-07-12 Danny Smith <dansmister@gmail.com>
10094 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10095 dllexport if !TREE_PUBLIC.
10096 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10098 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10100 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10101 (avr_extra_arch_macro) Remove declatation.
10102 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10103 (avr_extra_arch_macro) Declare as static.
10104 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10106 2009-07-11 Jan Hubicka <jh@suse.cz>
10108 PR middle-end/48388
10109 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10111 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10114 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10115 cold_in_std_section bits.
10116 (dwarf2out_begin_prologue): Initialize them.
10117 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10118 if already covered by text_section or cold_text_section range.
10120 PR rtl-optimization/40667
10121 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10122 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10123 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10124 * config/i386/i386.c (ix86_minimum_alignment): New function.
10125 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10126 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10127 * emit-rtl.c (gen_reg_rtx): Likewise.
10128 * function.c (assign_parms): Likewise. If nominal_type needs
10129 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10130 rather than passed_type's alignment.
10133 * function.c (assign_parm_setup_stack): Adjust
10134 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10135 from nominal_mode on big endian.
10137 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10139 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10141 2009-07-10 DJ Delorie <dj@redhat.com>
10143 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10145 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10147 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10149 (thumb2_cbnz): Likewise.
10151 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10154 * config.gcc (supported_defaults): Add synci.
10155 (with_synci): Add validation.
10156 (all_defaults): Add synci.
10157 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10160 * config/mips/mips.opt (msynci): New option.
10161 * config/mips/mips.c (mips_override_options): Warn on use of
10162 -msynci for targets that do now support it.
10163 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10165 * gcc/doc/invoke.texi (-msynci): Document the new option.
10166 * doc/install.texi (--with-synci): Document the new option.
10168 2009-07-10 Richard Guenther <rguenther@suse.de>
10170 PR tree-optimization/40496
10171 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10172 the PHI result with a compatible type.
10174 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10178 * c.opt (Wunused-result): New.
10179 * doc/invoke.texi: Document it.
10180 * c-common.c (c_warn_unused_result): Use it.
10182 2009-07-09 DJ Delorie <dj@redhat.com>
10184 * targhooks.c (default_target_can_inline_p): Rename from
10185 default_target_option_can_inline_p.
10186 * targhooks.h (default_target_can_inline_p): Likewise.
10187 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10188 TARGET_OPTION_CAN_INLINE_P.
10189 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10190 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10191 (mep_target_can_inline_p): Rename from
10192 mep_target_option_can_inline_p.
10195 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10196 registers used to pass vectors.
10198 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10200 2009-07-09 Tom Tromey <tromey@redhat.com>
10202 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10203 * config/mmix/mmix.c: Include dwarf2.h.
10204 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10205 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10206 * config/sh/sh.c: Include dwarf2.h.
10207 * config/i386/i386.c: Include dwarf2.h.
10208 * Makefile.in (DWARF2_H): Remove 'elf'.
10209 * except.c: Include dwarf2.h.
10210 * unwind-dw2.c: Include dwarf2.h.
10211 * dwarf2out.c: Include dwarf2.h.
10212 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10213 * unwind-dw2-fde.c: Include dwarf2.h.
10214 * dwarf2asm.c: Include dwarf2.h.
10216 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10218 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10219 (max_issue): Use it.
10220 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10222 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10223 (region_sched_info): Update.
10224 * sched-ebb.c (ebb_sched_info): Update.
10225 * modulo-sched.c (sms_sched_info): Update.
10226 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10228 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10230 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10232 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10234 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10236 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10238 PR middle-end/40692
10239 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10240 arg1 with arg01 if arg1 is already INTEGER_CST.
10242 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10244 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10245 Transform (and (truncate)) into (truncate (and)).
10247 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10249 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10250 creating LHS paradoxical subregs. Fix surrounding returns to
10251 use NULL_RTX rather than 0.
10253 2009-07-08 DJ Delorie <dj@redhat.com>
10255 * config/mep/mep.c: (mep_option_can_inline_p): New.
10256 (TARGET_OPTION_CAN_INLINE_P): Define.
10258 2009-07-08 Mark Wielaard <mjw@redhat.com>
10261 * dwarf2out.c (add_data_member_location_attribute): When we have
10262 only a constant offset don't emit a new location description using
10263 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10266 2009-07-08 Richard Henderson <rth@redhat.com>
10269 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10270 (enum reg_class): Add CLOBBERED_REGS.
10271 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10272 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10273 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10274 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10275 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10276 force 64-bit sibcalls into R11.
10277 * config/i386/constraints.md (U): New constraint.
10278 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10279 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10280 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10282 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10284 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10286 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10287 * ebitmap.h (dump_ebitmap): Ditto.
10288 * optabs.h (optab_libfunc): Ditto.
10289 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10290 * tree-flow.h (vect_can_force_dr_alignment_p,
10291 get_vectype_for_scalar_type): Ditto.
10292 (vectorize_loops): Move prototype to ...
10293 * tree-vectorizer.h: ... here. Also, adjust comment.
10294 (vect_set_verbosity_level): Remove duplicate prototype.
10295 * tree-ssa-loop.c: Include tree-vectorizer.h.
10296 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10298 2009-07-08 Nick Clifton <nickc@redhat.com>
10300 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10303 2009-07-08 DJ Delorie <dj@redhat.com>
10305 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10306 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10307 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10309 * config/mep/intrinsics.md: Regenerated.
10310 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10311 registers when asm() or calls are detected.
10313 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10316 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10318 * gimple (gimple_build_call_from_tree): Likewise.
10319 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10320 no_warning flag before warning.
10322 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10324 * tree.c (set_expr_locus): Remove.
10325 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10326 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10328 * gimplify.c (internal_get_tmp_var): Likewise.
10329 (gimplify_call_expr): Likewise.
10330 (gimplify_one_sizepos): Likewise.
10332 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10335 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10336 to variables for debugging purposes.
10338 2009-06-23 Mark Loeser <mark@halcy0n.com>
10341 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10343 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10345 * pretty-print.c (pp_base_format): Remove %J.
10346 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10347 gcc_cxxdiag_char_table): Likewise.
10348 (init_dynamic_diag_info): Likewise.
10350 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10352 * pretty-print.c (pp_base_format): Remove %H.
10353 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10354 gcc_cxxdiag_char_table): Likewise.
10355 (init_dynamic_diag_info): Likewise.
10356 * config/mep/mep.c (mep_select_section): Likewise.
10358 2009-07-07 Duncan Sands <baldrick@free.fr>
10360 * final.c (pass_clean_state): Give the pass a name.
10361 * passes.c (pass_rest_of_compilation): Likewise.
10362 * tree-optimize.c (pass_all_optimizations): Likewise.
10364 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10366 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10367 an extra 'decl' for error_at.
10369 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10371 PR middle-end/40669
10372 * tree-tailcall.c (adjust_return_value_with_ops,
10373 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10374 if it has complex or vector type.
10376 2009-07-07 Olivier Hainque <hainque@adacore.com>
10378 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10381 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10383 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10385 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10387 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10388 * c-decl.c: Likewise.
10389 * function.c: Likewise.
10390 * varasm.c: Likewise.
10391 * tree-ssa.c: Likewise.
10392 * c-common.c: Likewise.
10393 * tree-cfg.c: Likewise.
10394 * config/spu/spu.c: Likewise.
10395 * config/ia64/ia64.c: Likewise.
10396 * config/v850/v850.c: Likewise.
10398 2009-07-06 DJ Delorie <dj@redhat.com>
10400 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10401 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10402 unspecified accesses to control registers.
10403 * config/mep/intrinsics.md: Regenerate.
10404 * config/mep/intrinsics.h: Regenerate.
10405 * config/mep/mep-intrin.h: Regenerate.
10407 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10409 * c-lex.c: Replace %H by an explicit location. Update all calls.
10410 * c-common.c: Likewise.
10411 * c-decl.c: Likewise.
10412 * c-typeck.c: Likewise.
10413 * fold-const.c: Likewise.
10414 * gimplify.c: Likewise.
10415 * stmt.c: Likewise.
10416 * tree-cfg.c: Likewise.
10417 * tree-ssa-loop-niter.c: Likewise.
10418 * tree-vrp.c: Likewise.
10419 * value-prof.c: Likewise.
10421 2009-07-06 Diego Novillo <dnovillo@google.com>
10423 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10424 if it has one. Handle cases where VAR does not have an
10425 annotation or cfun is NULL.
10427 2009-07-06 Diego Novillo <dnovillo@google.com>
10429 * tree.c: Include debug.h.
10430 (initialize_tree_contains_struct): New.
10431 (init_ttree): Call it.
10432 (tree_node_structure_for_code): Factor out of ...
10433 (tree_node_structure): ... here.
10434 * treestruct.def (TS_PHI_NODE): Remove.
10435 (TS_GIMPLE_STATEMENT): Remove.
10437 2009-07-06 Diego Novillo <dnovillo@google.com>
10439 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10440 (debug_tree_chain): Handle cycles.
10442 2009-07-06 Nick Clifton <nickc@redhat.com>
10443 DJ Delorie <dj@redhat.com>
10445 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10446 __FMOVD_ENABLED__ is defined.
10448 (TARGET_FMOVD): Provide a default definition.
10449 (MASK_FMOVD): Likewise.
10450 (TARGET_CPU_CPP_BUILTINS): Define
10451 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10452 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10453 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10454 (split for DF load from memory into register): Also handle
10455 MEMs which consist of REG+DISP addressing.
10456 (split for DF store from register to memory): Likewise.
10457 (movsf_ie): Always use single fp_mode.
10458 * config/sh/sh.c (sh_override_options): Do not automatically
10459 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10460 that to the -mfmovd command line switch.
10461 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10462 (fldi_ok): Always allow.
10463 * config/sh/sh.opt (mfmovd): Remove this switch.
10464 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10466 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10467 Kaz Kojima <kkojima@gcc.gnu.org>
10469 PR rtl-optimization/30807
10470 * postreload.c (reload_combine): For every new use of REG_SUM,
10471 record the use of BASE.
10473 2009-07-06 Jan Hubicka <jh@suse.cz>
10475 * params.def: Revert my accidental commit at 2009-06-30.
10477 2009-07-04 Ian Lance Taylor <iant@google.com>
10480 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10482 (mingw_format_attribute_overrides): Likewise.
10484 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10487 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10488 don't check cfa.reg. Instead of cfa.indirect use
10489 fde && fde->drap_reg != INVALID_REGNUM test.
10491 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10493 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10495 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10498 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10500 2009-07-03 Richard Guenther <rguenther@suse.de>
10502 PR tree-optimization/40640
10503 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10506 2009-07-03 Jan Hubicka <jh@suse.cz>
10508 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10509 for size, reduce amount of inlining.
10511 2009-07-03 Richard Guenther <rguenther@suse.de>
10513 PR middle-end/34163
10514 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10515 if t +- x is known to not overflow and the conversion widens the
10517 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10519 2009-07-03 Jan Hubicka <jh@suse.cz>
10521 * ipa-pure-const.c (analyze): Update loop optimizer init.
10522 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10523 try_remove_empty_loop, remove_empty_loops): Remove.
10524 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10525 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10526 to mark regular loops as neccesary.
10527 (degenerate_phi_p): New function.
10528 (propagate_necessity, remove_dead_phis): Use it.
10529 (forward_edge_to_pdom): Likewise.
10530 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10531 virtual PHI nodes that became unreachable.
10532 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10533 * tree-flow.h (remove_empty_loops): Remove.
10534 * passes.c (init_optimization_passes): Remove.
10536 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10538 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10539 can_create_pseudo_p.
10540 (*fix_trunc<mode>_i387_1): Ditto.
10541 (*floathi<mode>2_1): Ditto.
10542 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10543 (*fistdi2_1): Ditto.
10544 (*fist<mode>2_1): Ditto.
10545 (frndintxf2_floor): Ditto.
10546 (*fist<mode>2_floor_1): Ditto.
10547 (frndintxf2_ceil): Ditto.
10548 (*fist<mode>2_ceil_1): Ditto.
10549 (frndintxf2_trunc): Ditto.
10550 (frndintxf2_mask_pm): Ditto.
10551 (fxam<mode>2_i387_with_temp): Ditto.
10552 * config/i386/sse.md (mulv16qi3): Ditto.
10553 (*sse2_mulv4si3): Ditto.
10555 (sse4_2_pcmpestr): Ditto.
10556 (sse4_2_pcmpistr): Ditto.
10558 2009-07-03 Jan Hubicka <jh@suse.cz>
10560 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10561 (mark_stmt_necessary): Set it.
10562 (mark_operand_necessary): Set it.
10563 (mark_control_dependent_edges_necessary): Set it.
10564 (mark_virtual_phi_result_for_renaming): New function.
10565 (get_live_post_dom): New function.
10566 (forward_edge_to_pdom): New function.
10567 (remove_dead_stmt): Fix handling of control dependences.
10568 (tree_dce_init): Init new bitmap.
10569 (tree_dce_done): Free it.
10571 2009-07-02 Richard Guenther <rguenther@suse.de>
10574 * tree-ssa-structalias.c (new_var_info): Initialize
10577 2009-07-02 Jan Hubicka <jh@suse.cz>
10579 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10582 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10584 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10585 instead of recomputing it. Adjust calls.
10586 (emit_store_flag): Adjust recursive calls.
10588 2009-07-02 Richard Guenther <rguenther@suse.de>
10590 * tree-ssa-live.c (remove_unused_locals): Do not remove
10592 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10593 of DECL_EXTERNAL for HEAP variables.
10594 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10595 HEAP variables. Do not adjust RESTRICT vars.
10596 (find_what_var_points_to): Nobody cares if something
10597 points to READONLY.
10599 2009-07-02 Ben Elliston <bje@au.ibm.com>
10601 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10602 pc_low and pc_high declarations to the top of the function.
10604 2009-07-01 DJ Delorie <dj@redhat.com>
10606 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10607 registers as fixed.
10608 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10609 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10610 unspecified accesses to control registers.
10611 * config/mep/intrinsics.md: Regenerate.
10612 * config/mep/intrinsics.h: Regenerate.
10613 * config/mep/mep-intrin.h: Regenerate.
10615 2009-07-01 Anthony Green <green@moxielogic.com>
10617 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10618 instruction when possible.
10619 (moxie_expand_prologue): Ditto. Also, save an instruction and
10620 some complexity by popping off of $r12 instead of $sp.
10621 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10624 2009-07-01 Richard Henderson <rth@redhat.com>
10627 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10628 contained no insns, reposition note before last insn.
10630 2009-07-01 Richard Henderson <rth@redhat.com>
10633 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10634 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10636 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10639 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10640 darwin9 for printing reg addresses with %y.
10642 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10644 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10645 truncation from operands in binary operations.
10647 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10650 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10651 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10652 subreg of op0 to the original op0.
10654 * expmed.c (store_bit_field_1): Use a temporary as the destination
10655 instead of a paradoxical subreg when we need to truncate the result.
10657 2009-07-01 DJ Delorie <dj@redhat.com>
10659 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10660 names to VLIW variants.
10661 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10662 * config/mep/intrinsics.md: Regenerate.
10663 * config/mep/intrinsics.h: Regenerate.
10664 * config/mep/mep-intrin.h: Regenerate.
10666 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10669 * jump.c (returnjump_p): Revert last patch.
10670 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10672 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10675 * pa.md (casesi32p): Use jump table label to determine the offset
10677 (casesi64p): Likewise.
10679 * pa.c (forward_branch_p): Return bool type. Use instruction
10680 addresses when available. Assert that INSN has a jump label.
10681 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10684 2009-07-01 Richard Guenther <rguenther@suse.de>
10686 PR tree-optimization/19831
10687 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10688 that only act as barriers do not make any previous stores necessary.
10689 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10690 HEAP variables global, do not add a constraint from nonlocal.
10691 (find_func_aliases): Handle escapes through return statements.
10692 (compute_points_to_sets): Make escaped HEAP variables global.
10694 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10697 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10698 after reducing a DImode cstore to SImode.
10700 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10702 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10703 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10705 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10707 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10708 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10710 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10711 and umod_optab if TARGET_BSD_DIVMOD.
10712 * config/vax/lib1funcs.asm: New file.
10713 * config/vax/t-linux: New file.
10714 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10716 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10719 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10720 to type arguments that have void type.
10723 * dwarf2out.c (gen_formal_parameter_die): Call
10724 equate_decl_number_to_die if node is different from origin.
10726 2009-06-30 Anthony Green <green@moxielogic.com>
10728 Clean up moxie port for --enable-build-with-cxx.
10729 * config/moxie/moxie.c (moxie_function_value): First two
10730 parameters are const_tree, not tree.
10731 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10732 (REG_CLASS_NAMES): Ditto.
10733 (REGNO_REG_CLASS): Ditto.
10734 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10735 (moxie_function_value): Fix constyness of arguments.
10737 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10739 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10740 finalize_size_functions before further processing.
10741 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10742 (variable_size): Call self_referential_size on size expressions
10743 that contain a PLACEHOLDER_EXPR.
10744 (size_functions): New static variable.
10745 (copy_self_referential_tree_r): New static function.
10746 (self_referential_size): Likewise.
10747 (finalize_size_functions): New global function.
10748 * tree.c: Include tree-inline.h.
10749 (push_without_duplicates): New static function.
10750 (find_placeholder_in_expr): New global function.
10751 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10753 <tcc_expression>: Likewise.
10754 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10755 the call in the expression.
10756 * tree.h (finalize_size_functions): Declare.
10757 (find_placeholder_in_expr): Likewise.
10758 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10759 (substitute_placeholder_in_expr): Update comment.
10760 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10762 (copy_tree_body_r): Likewise.
10763 (copy_tree_body): New static function.
10764 (maybe_inline_call_in_expr): New global function.
10765 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10766 (maybe_inline_call_in_expr): Declare.
10767 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10768 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10771 2009-06-30 Richard Guenther <rguenther@suse.de>
10773 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10775 (propagate_necessity): Do not mark reaching defs of stores
10778 2009-06-30 Jan Hubicka <jh@suse.cz>
10780 * cfgloopanal.c (check_irred): Move into ...
10781 (mark_irreducible_loops): ... here; return true if ireducible
10783 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10784 (analyze_function): Try to prove loop finiteness.
10785 * cfgloop.h (mark_irreducible_loops): Update prototype.
10786 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10788 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10790 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10792 2009-06-30 Ira Rosen <irar@il.ibm.com>
10794 PR tree-optimization/40542
10795 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10798 2009-06-30 Martin Jambor <mjambor@suse.cz>
10800 PR tree-optimization/40582
10801 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10802 than useless_type_conversion_p.
10803 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10806 2009-06-30 Martin Jambor <mjambor@suse.cz>
10808 PR middle-end/40554
10809 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10811 2009-06-30 Richard Guenther <rguenther@suse.de>
10813 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10814 use ao_ref references.
10815 (walk_aliased_vdefs): Likewise.
10816 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10817 * tree-ssa-dce.c (struct ref_data): Remove.
10818 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10819 (mark_aliased_reaching_defs_necessary): Adjust.
10820 (mark_all_reaching_defs_necessary_1): Likewise.
10822 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10825 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10826 (emit_store_flag_1): Extract from emit_store_flag, adjust
10827 calls to (what now is) emit_cstore.
10828 (emit_store_flag): Call emit_store_flag_1 and also use it
10829 for what used to be recursive calls.
10831 2009-06-30 Wei Guozhi <carrot@google.com>
10834 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10835 if the target bb post dominates from bb.
10836 * config/i386/i386.c (memory_address_length): Check existence of base
10837 register before using it.
10839 2009-06-30 Nick Clifton <nickc@redhat.com>
10840 DJ Delorie <dj@redhat.com>
10842 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10843 __FMOVD_ENABLED__ is defined.
10845 (TARGET_FMOVD): Provide a default definition.
10846 (MASK_FMOVD): Likewise.
10847 (TARGET_CPU_CPP_BUILTINS): Define
10848 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10849 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10850 two fmov instructions depending upon whether TARGET_FMOVD is
10852 (split for DF load from memory into register): Also handle
10853 MEMs which consist of REG+DISP addressing.
10854 (split for DF store from register to memory): Likewise.
10855 * config/sh/sh.opt (mfmovd): Remove this switch.
10856 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10857 * config/sh/sh.c (sh_override_options): Do not automatically
10858 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10859 that to the -mfmovd command line switch.
10861 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10863 (fldi_ok): Always allow.
10864 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10866 2009-06-29 DJ Delorie <dj@redhat.com>
10868 * doc/install.texi (mep-x-elf): Correct chip's full name.
10870 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10872 * doc/extend.texi: Fix typo.
10874 2009-06-29 Tom Tromey <tromey@redhat.com>
10876 * dwarf2.h: Remove.
10877 * Makefile.in (DWARF2_H): New variable.
10878 (except.o): Use it.
10879 (dwarf2out.o): Likewise.
10880 (dwarf2asm.o): Likewise.
10881 * config/i386/t-i386: Use DWARF2_H.
10882 * except.c: Include elf/dwarf2.h.
10883 * unwind-dw2.c: Include elf/dwarf2.h.
10884 * dwarf2out.c: Include elf/dwarf2.h.
10885 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10886 <dtprel>: New field.
10887 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10888 (size_of_loc_descr): Likewise.
10889 (output_loc_operands_raw): Likewise.
10890 (output_loc_operands): Handle new dtprel field.
10891 (loc_checksum): Update.
10892 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10893 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10894 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10895 * dwarf2asm.c: Include elf/dwarf2.h.
10896 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10897 * config/mmix/mmix.c: Include elf/dwarf2.h.
10898 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10899 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10900 * config/sh/sh.c: Include elf/dwarf2.h.
10901 * config/i386/i386.c: Include elf/dwarf2.h.
10903 2009-06-29 DJ Delorie <dj@redhat.com>
10905 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10907 * doc/extend.texi: Add MeP attributes and pragmas.
10908 * doc/invoke.text: Add MeP Options.
10909 * doc/contrib.texi: Add MeP contribution.
10910 * doc/md.texi: Add MeP constraints.
10911 * doc/install.texi: Add MeP target.
10913 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10915 * target.h (struct gcc_target): Add frame_pointer_required field.
10916 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10917 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10918 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10920 * reload1.c (update_eliminables): (Ditto.).
10921 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10922 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10923 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10925 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10927 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10928 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10929 (arm_frame_pointer_required): New function.
10931 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10932 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10933 (avr_frame_pointer_required_p): Declare as static.
10934 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10936 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10937 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10938 (bfin_frame_pointer_required): Make as static, change return type
10940 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10942 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10943 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10944 (cris_frame_pointer_required): New function.
10946 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10948 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10949 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10950 (fr30_frame_pointer_required): New function.
10952 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10953 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10954 (frv_frame_pointer_required): Make as static, change return type
10956 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10958 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10959 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10960 (ix86_frame_pointer_required): Make as static, change return type to
10962 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10964 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10965 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10967 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10969 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10971 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10973 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10974 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10975 (mips_frame_pointer_required): Make as static.
10976 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10978 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10979 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10980 (mmix_frame_pointer_required): Mew function.
10982 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10983 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10985 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10987 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10989 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10991 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10992 (CAN_ELIMINATE): Redefine.
10993 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10994 (sparc_frame_pointer_required): New function.
10995 (sparc_can_eliminate): New function.
10996 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10998 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10999 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11001 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11002 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11003 (xtensa_frame_pointer_required): Make as static, change return type
11005 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11008 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11010 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11011 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11012 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11013 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11014 (register_callback): Handle PLUGIN_START_UNIT.
11015 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11017 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11019 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11021 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11022 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11024 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11026 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11029 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11031 * doc/extend.texi (Additional Floating Types): __float128 is also
11032 supported on i386 targets.
11034 2009-06-29 Richard Guenther <rguenther@suse.de>
11036 PR middle-end/14187
11037 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11039 (pt_solutions_same_restrict_base): Declare.
11040 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11042 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11043 (make_constraint_from, make_copy_constraint): Move earlier.
11044 (make_constraint_from_heapvar): New function.
11045 (make_constraint_from_restrict): Likewise.
11046 (handle_lhs_call): Use it.
11047 (find_func_aliases): Use it to track conversions to restrict
11048 qualified pointers.
11049 (struct fieldoff): Add only_restrict_pointers flag.
11050 (push_fields_onto_fieldstack): Initialize it.
11051 (create_variable_info_for): Track global restrict qualified pointers.
11052 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11053 Track restrict qualified pointer arguments.
11054 (set_uids_in_ptset): Use varinfo is_global_var flag.
11055 (find_what_var_points_to): Set the vars_contains_restrict flag.
11056 Always create the points-to solution for sets including restrict tags.
11057 (pt_solutions_same_restrict_base): New function.
11058 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11059 qualified pointers use pt_solutions_same_restrict_base as
11060 additional source for disambiguation.
11062 2009-06-29 Richard Guenther <rguenther@suse.de>
11064 PR middle-end/38212
11065 * alias.c (find_base_decl): Remove.
11066 (get_deref_alias_set_1): Remove restrict handling.
11067 * c-common.c (c_apply_type_quals_to_decl): Do not set
11068 DECL_POINTER_ALIAS_SET.
11069 * gimplify.c (find_single_pointer_decl_1): Remove.
11070 (find_single_pointer_decl): Likewise.
11071 (internal_get_tmp_var): Remove restrict handling.
11072 (gimple_regimplify_operands): Likewise.
11073 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11074 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11075 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11076 * tree.c (restrict_base_for_decl): Remove.
11077 (init_ttree): Do not allocate it.
11078 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11079 LABEL_DECL_UID for label decls.
11080 (copy_node_stat): Do not copy restrict information.
11081 (decl_restrict_base_lookup): Remove.
11082 (decl_restrict_base_insert): Likewise.
11083 (print_restrict_base_statistics): Likewise.
11084 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11085 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11086 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11087 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11088 (LABEL_DECL_UID): Adjust.
11089 (DECL_BASED_ON_RESTRICT_P): Remove.
11090 (DECL_GET_RESTRICT_BASE): Likewise.
11091 (SET_DECL_RESTRICT_BASE): Likewise.
11092 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11094 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11095 instead of DECL_POINTER_ALIAS_SET.
11096 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11097 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11098 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11100 2009-06-29 Richard Guenther <rguenther@suse.de>
11102 PR tree-optimization/40579
11103 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11104 the IL to simplify has constants that overflowed.
11106 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11108 PR tree-optimization/40550
11109 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11110 vector_compute_type only when the size of vector_compute_type is
11111 less than the size of type.
11113 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11115 * fold-const.c (contains_label_1): Fix comments.
11116 (contains_label_p): Do not walk trees multiple time.
11118 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11120 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11121 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11122 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11123 ix86_fp_comparison_operator.
11124 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11125 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11126 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11127 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11128 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11129 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11130 (related splits): Change predicate to ix86_fp_comparison_operator.
11131 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11132 instead of ix86_fp_comparison_codes.
11133 (ix86_trivial_fp_comparison_operator,
11134 ix86_fp_comparison_operator): New.
11135 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11136 (ix86_expand_compare): Eliminate last two parameters.
11137 (ix86_fp_jump_nontrivial_p): Kill.
11138 * config/i386/i386.c (put_condition_code): Eliminate call to
11139 ix86_fp_comparison_codes and subsequent assertion.
11140 (ix86_fp_comparison_codes): Eliminate.
11141 (ix86_fp_swap_condition): New.
11142 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11143 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11144 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11145 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11146 and ix86_fp_swap_condition.
11147 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11148 Use ix86_fp_comparison_strategy.
11149 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11150 (ix86_fp_jump_nontrivial_p): Eliminate.
11151 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11152 call to ix86_expand_compare.
11153 (ix86_split_fp_branch, ix86_expand_setcc,
11154 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11155 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11157 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11159 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11160 related to jump_clobbers.
11161 * config/arm/arm.md (conds): Remove jump_clob case.
11162 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11163 splits): Change comparison_operator to arm_comparison_operator.
11164 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11167 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11169 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11170 condition for floating point modes.
11171 * expmed.c (emit_store_flag_1): Move here a bigger part
11172 of emit_store_flag.
11173 (emit_store_flag): Try swapping the condition for floating point
11175 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11177 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11179 * expr.c (expand_expr_real_1): Just use do_store_flag.
11180 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11181 emit_store_flag_force.
11182 * expmed.c (emit_store_flag_force): Copy here trick
11183 previously in expand_expr_real_1. Try reversing the comparison.
11184 (emit_store_flag_1): Work if target is NULL.
11185 (emit_store_flag): Work if target is NULL, using the result mode
11186 from the comparison. Use split_comparison, restructure final part
11187 to simplify conditionals.
11189 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11191 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11192 * dojump.c (do_jump): Change handling of floating-point
11193 ops to use just do_compare_and_jump.
11194 (split_comparison): New.
11195 (do_compare_rtx_and_jump): Add here logic coming previously
11196 in do_jump, using split_comparison.
11198 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11201 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11203 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11205 * tree-ssa-alias.c: Fix unintentional commit.
11207 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11209 * passes.c (execute_one_pass): Fix unintentional commit.
11211 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11213 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11214 (df_rd_local_compute, df_md_local_compute): Inline them.
11216 (df_md_scratch): New.
11217 (df_md_alloc, df_md_free): Allocate/free it.
11218 (df_md_local_compute): Only include live registers in init.
11219 (df_md_transfer_function): Prune the in-set computed by
11220 the confluence function, and the gen-set too.
11222 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11224 PR rtl-optimization/26854
11225 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11226 * df-problems.c (df_rd_add_problem): Fix comment.
11227 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11228 df_md_simulate_artificial_defs_at_top,
11229 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11230 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11231 df_md_transfer_function, df_md_init, df_md_confluence_0,
11232 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11233 problem_MD, df_md_add_problem): New.
11234 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11235 df_md_get_bb_info): New.
11236 (DF_LAST_PROBLEM_PLUS1): Adjust.
11238 * Makefile.in (fwprop.o): Include domwalk.h.
11239 * fwprop.c: Include domwalk.h.
11240 (reg_defs, reg_defs_stack): New.
11241 (bitmap_only_bit_between): Remove.
11242 (process_defs): New.
11243 (process_uses): Use reg_defs and local_md instead of
11244 bitmap_only_bit_between and local_rd.
11245 (single_def_use_enter_block): New, from build_single_def_use_links.
11246 (single_def_use_leave_block): New.
11247 (build_single_def_use_links): Remove code moved to
11248 single_def_use_enter_block, invoke domwalk.
11249 (use_killed_between): Adjust comment.
11251 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11253 * bitmap.h (bitmap_ior_and_into): New.
11254 * bitmap.c (bitmap_ior_and_into): New.
11256 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11258 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11259 before_dom_children_before_stmts and after_dom_children_after_stmts.
11260 Rename the two remaining callbacks to just before_dom_children and
11261 after_dom_children. Remove other GIMPLE statement walking bits.
11262 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11263 * graphite.c: Do not include domwalk.h.
11264 * tree-into-ssa.c (interesting_blocks): New global.
11265 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11266 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11267 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11268 now that they're not domwalk callbacks.
11269 (rewrite_initialize_block): Rename to...
11270 (rewrite_enter_block): ... this, place after called functions. Test
11271 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11272 (rewrite_finalize_block): Rename to...
11273 (rewrite_leave_block): ... this, place after called functions.
11274 (rewrite_update_init_block): Rename to...
11275 (rewrite_update_enter_block): ... this, place after called functions.
11276 Test interesting_blocks, call rewrite_update_stmt and
11277 rewrite_update_phi_arguments.
11278 (rewrite_update_fini_block): Rename to...
11279 (rewrite_leave_block): ... this, place after called functions.
11280 (rewrite_blocks): Remove last argument, simplify initialization of
11282 (mark_def_sites_initialize_block): Rename to...
11283 (mark_def_sites_block): ... this, call mark_def_sites.
11284 (mark_def_sites_blocks): Remove argument, simplify initialization of
11286 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11287 (update_ssa): Likewise.
11288 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11290 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11291 (dom_opt_initialize_block): Rename to...
11292 (dom_opt_enter_block): ... this, place after called functions. Walk
11293 statements here, inline propagate_to_outgoing_edges.
11294 (dom_opt_finalize_block): Rename to...
11295 (dom_opt_leave_block): ... this, place after called functions.
11296 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11298 (dse_enter_block, dse_record_phi): New.
11299 (dse_record_phis): Delete.
11300 (dse_finalize_block): Rename to...
11301 (dse_leave_block): ... this.
11302 (tree_ssa_dse): Simplify initialization of walk_data.
11303 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11304 Adjust initialization of walk_data.
11305 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11306 * tree-ssa-loop-phiopt.c (get_non_trapping):
11307 Adjust initialization of walk_data.
11308 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11309 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11310 it's not a domwalk callback.
11311 (uncprop_initialize_block): Rename to...
11312 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11313 (dse_finalize_block): Rename to...
11314 (dse_leave_block): ... this.
11315 (tree_ssa_uncprop): Simplify initialization of walk_data.
11316 * Makefile.in: Adjust dependencies.
11318 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11320 * arm.md (casesi): Fix test for Thumb1.
11321 (thumb1_casesi_internal_pic): Likewise.
11322 (thumb1_casesi_dispatch): Likewise.
11324 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11326 * config/arm/arm-cores.def: Added core cortex-m0.
11327 * config/arm/arm-tune.md: Regenerated.
11328 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11330 2009-06-26 DJ Delorie <dj@redhat.com>
11332 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11334 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11335 the scheduler doesn't tag jump insns.
11337 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11339 * c-decl.c (merge_decls): Re-indent.
11341 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11344 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11345 Special-case decimal float constants.
11347 2009-06-26 Richard Henderson <rth@redhat.com>
11349 * function.h (struct function): Add cannot_be_copied_reason,
11350 and cannot_be_copied_set.
11351 * tree-inline.c (has_label_address_in_static_1): Rename from
11352 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11353 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11354 don't set inline_forbidden_reason.
11355 (copy_forbidden): New function, split out of inline_forbidden_p.
11356 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11357 (inline_forbidden_p): Use copy_forbidden.
11358 (tree_versionable_function_p): Likewise.
11359 (inlinable_function_p): Merge into tree_inlinable_function_p.
11360 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11361 * ipa-cp.c (ipcp_versionable_function_p): New function.
11362 (ipcp_cloning_candidate_p): Use it.
11363 (ipcp_node_modifiable_p): Likewise.
11365 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11367 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11368 that is marked not to be inlined. Remove flag_mudflap use.
11369 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11370 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11372 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11375 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11376 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11378 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11380 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11382 (__mingwthr_remove_key_dtor): Likewise.
11384 2009-06-26 Richard Guenther <rguenther@suse.de>
11386 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11388 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11390 PR middle-end/40525
11391 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11392 try the non-cond_exec path also.
11394 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11397 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11398 (output_cbranch): Use new functions.
11399 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11402 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11403 Pat Haugen <pthaugen@us.ibm.com>
11404 Revital Eres <ERES@il.ibm.com>
11406 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11407 for %c error. Add %x support to print VSX registers as a unified
11408 register set, instead of separate float and altivec registers.
11409 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11410 %y case, and add support for VSX pre-modify addresses.
11411 (output_toc): Add assert for CONST containing an integer constant
11413 (rs6000_adjust_cost): Add POWER7 support.
11414 (insn_must_be_first_in_group): Ditto.
11415 (insn_must_be_last_in_group): Ditto.
11416 (rs6000_emit_popcount): Ditto.
11417 (rs6000_vector_mode_supported_p): Ditto.
11419 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11420 Change some of the functions called by macros to being called
11421 through a pointer, so debug functions can be inserted if
11422 -mdebug=addr or -mdebug=cost.
11423 (rs6000_preferred_reload_class_ptr): Ditto.
11424 (rs6000_secondary_reload_class_ptr): Ditto.
11425 (rs6000_secondary_memory_needed_ptr): Ditto.
11426 (rs6000_cannot_change_mode_class_ptr): Ditto.
11427 (rs6000_secondary_reload_inner): Ditto.
11428 (rs6000_legitimize_reload_address): Ditto.
11429 (rs6000_legitimize_reload_address_ptr): Ditto.
11430 (rs6000_mode_dependent_address): Ditto.
11431 (rs6000_mode_dependent_address_ptr): Ditto.
11433 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11434 function to return true if the mode allows reg + integer
11436 (virtual_stack_registers_memory_p): New function to return true if
11437 the address refers to a virtual stack register.
11438 (rs6000_legitimate_offset_address_p): Move code to say whether a
11439 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11441 (rs6000_legitimate_address_p): Add checks for modes that only can
11442 do reg+reg addressing. Start adding VSX support.
11443 (rs6000_legitimize_reload_address): Ditto.
11444 (rs6000_legitimize_address): Ditto.
11445 (rs6000_debug_legitimate_address_p): New debug functions for
11446 -mdebug=addr and -mdebug=cost.
11447 (rs6000_debug_rtx_costs): Ditto.
11448 (rs6000_debug_address_costs): Ditto.
11449 (rs6000_debug_adjust_cost): Ditto.
11450 (rs6000_debug_legitimize_address): Ditto.
11451 (rs6000_legitimize_reload_address_ptr): Point to call normal
11452 function or debug function. Make functions called via pointer
11454 (rs6000_mode_dependent_address_ptr): Ditto.
11455 (rs6000_secondary_reload_class_ptr): Ditto.
11456 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11457 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11458 into a friendlier error.
11459 (rs6000_init_builtins): Add initial VSX support.
11460 (rs6000_adjust_cost): Fix some spacing issues.
11462 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11463 (REG_CLASS_NAMES): Ditto.
11464 (REG_CLASS_CONTENTS): Ditto.
11465 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11466 pointer, to add -mdebug=addr support.
11467 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11468 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11469 -mdebug=addr support.
11470 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11471 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11472 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11474 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11476 (bswapsi*): Set attribute types for load/store. Add combiner
11477 patterns to eliminate zero extend on 64-bit.
11478 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11479 stdbrx if the hardware supports those instructions.
11481 2009-06-25 Ian Lance Taylor <iant@google.com>
11483 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11484 (Link Options): Document -static-libstdc++.
11486 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11489 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11490 DATA_ALIGNMENT instead.
11492 2009-06-25 Richard Guenther <rguenther@suse.de>
11494 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11495 indirect references against the callused/escaped solutions.
11496 (call_may_clobber_ref_p_1): Likewise.
11498 2009-06-25 Martin Jambor <mjambor@suse.cz>
11500 PR tree-optimization/40493
11501 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11502 (enum unscalarized_data_handling): New type.
11503 (handle_unscalarized_data_in_subtree): Return what has been done.
11504 (load_assign_lhs_subreplacements): Handle left flushes differently.
11505 (sra_modify_assign): Use unscalarized_data_handling, simplified
11506 condition determining whether to remove the statement.
11508 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11510 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11511 excerpt - @ should be doubled for texinfo.
11513 2009-06-24 Ian Lance Taylor <iant@google.com>
11515 * config/arc/arc.c: Include "df.h".
11516 (arc_attribute_table): Make static. Move higher in file.
11517 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11518 (output_shift): Initialize n later to avoid warning.
11519 * config/arm/arm.c (arm_attribute_table): Make static. Move
11521 * config/avr/avr.c (avr_attribute_table): Make static. Move
11523 (reg_class_tab): Change array type from int to enum reg_class.
11524 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11526 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11527 (lshrhi3_out): Likewise.
11528 (class_likely_spilled_p): Change return type to bool.
11529 (avr_rtx_costs): Use local code variable with enum type.
11530 * config/avr/avr.md (movmemhi): Use add_reg_note.
11531 (andhi3, andsi3): Don't use AS2 with "and".
11532 (iorhi3, iorsi3): Don't use AS2 with "or".
11533 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11534 * config/crx/crx.c: Include "df.h".
11535 (crx_attribute_table): Make static.
11536 * config/m32r/m32r.c: Include "df.h".
11537 (m32r_attribute_table): Make static. Move higher in file.
11538 (pop): Use add_reg_note.
11539 (block_move_call): Change 0 to LCT_NORMAL in function call.
11540 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11541 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11542 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11543 declare, not just when TREE_CODE is defined.
11544 * config/m68hc11/m68hc11.c: Include "expr.h".
11545 (m68hc11_attribute_table): Make static. Move higher in file.
11546 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11548 (m68hc11_register_indirect_p): Likewise.
11549 (m68hc11_function_arg_padding): Change return type to enum
11551 (emit_move_after_reload): Use add_reg_note.
11552 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11553 (m68hc11_split_logical): Likewise.
11554 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11556 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11557 to VOIDmode in function call.
11558 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11560 (m68hc11_split_logical): Update declaration.
11561 (m68hc11_function_arg_padding): Update declaration.
11562 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11563 to array of enum reg_class.
11564 (mcore_attribute_table): Make static. Move higher in file.
11565 (mcore_rtx_costs): Add cast to enum type.
11566 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11567 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11568 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11570 * config/sh/predicates.md (trapping_target_operand): Rename and to
11572 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11574 * config/spu/spu.c (spu_attribute_table): Make static. Move
11576 * config/v850/v850.c (v850_attribute_table): Make static. Move
11578 (v850_rtx_costs): Use local code with enum type.
11579 (expand_epilogue): Add cast.
11580 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11582 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11585 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11586 -m2a-single-only and -m2a-nofpu.
11587 * config/sh/sh.opt: Document m2a generates FPU code.
11589 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11591 * defaults.h (CAN_ELIMINATE): Provide default.
11592 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11593 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11594 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11595 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11596 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11597 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11598 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11599 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11600 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11601 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11603 2009-06-24 DJ Delorie <dj@redhat.com>
11605 * mep-ext-cop.cpu: Fix copyright notice.
11606 * mep-default: Fix copyright notice.
11607 * mep-core: Fix copyright notice.
11608 * mep: Fix copyright notice.
11609 * mep-ivc2: Fix copyright notice.
11610 * mep-c5: Fix copyright notice.
11612 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11614 * doc/contrib.texi (Contributors):
11616 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11618 PR middle-end/40501
11619 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11620 src and dst operands if necessary.
11622 2009-06-23 DJ Delorie <dj@redhat.com>
11625 * config.gcc: Add mep support.
11626 * recog.c: Resurrect validate_replace_rtx_subexp().
11627 * recog.h: Likewise.
11628 * config/mep/: Add new port:
11629 * config/mep/constraints.md: New file.
11630 * config/mep/default.h: New file.
11631 * config/mep/intrinsics.h: New file.
11632 * config/mep/intrinsics.md: New file.
11633 * config/mep/ivc2-template.h: New file.
11634 * config/mep/mep-c5.cpu: New file.
11635 * config/mep/mep-core.cpu: New file.
11636 * config/mep/mep-default.cpu: New file.
11637 * config/mep/mep-ext-cop.cpu: New file.
11638 * config/mep/mep-intrin.h: New file.
11639 * config/mep/mep-ivc2.cpu: New file.
11640 * config/mep/mep-lib1.asm: New file.
11641 * config/mep/mep-lib2.c: New file.
11642 * config/mep/mep-pragma.c: New file.
11643 * config/mep/mep-protos.h: New file.
11644 * config/mep/mep-tramp.c: New file.
11645 * config/mep/mep.c: New file.
11646 * config/mep/mep.cpu: New file.
11647 * config/mep/mep.h: New file.
11648 * config/mep/mep.md: New file.
11649 * config/mep/mep.opt: New file.
11650 * config/mep/predicates.md: New file.
11651 * config/mep/t-mep: New file.
11653 2009-06-23 Ian Lance Taylor <iant@google.com>
11655 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11656 from loose_warn into c_loose_warn and from strict_warn into
11657 c_strict_warn. Set and substitute warn_cxxflags. Check for
11658 --enable-build-with-cxx. Set and substitute
11659 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11660 * Makefile.in (CXXFLAGS): New variable.
11661 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11662 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11663 the default is the same as $(STRICT_WARN).
11664 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11665 (CXX): New variable.
11666 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11667 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11668 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11669 (HOST_LIBS): New variable.
11670 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11671 (ALL_CXXFLAGS): New variable.
11672 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11673 * doc/install.texi (Configuration): Document
11674 --enable-build-with-cxx, --with-stage1-ldflags,
11675 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11676 * configure: Rebuild.
11678 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11680 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11681 from previous commit.
11683 2009-06-23 Ian Lance Taylor <iant@google.com>
11685 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11687 2009-06-23 Ian Lance Taylor <iant@google.com>
11689 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11690 with ATTRIBUTE_UNUSED.
11692 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11693 Pat Haugen <pthaugen@us.ibm.com>
11694 Revital Eres <eres@il.ibm.com>
11696 * config.in (HAVE_AS_POPCNTD): Add default definition.
11697 (HAVE_AS_LWSYNC): Ditto.
11699 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11701 (gcc_cv_as_powerpc_cmpb): Ditto.
11702 (gcc_cv_as_powerpc_dfp): Ditto.
11703 (gcc_cv_as_powerpc_vsx): Ditto.
11704 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11705 supporting the popcntd/lwsync instructions.
11706 (gcc_cv_as_powerpc_lwsync): Ditto.
11707 * configure: Regenerate.
11709 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11710 -mcpu=native and -mcpu=power7.
11711 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11713 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11714 a variable instead of a mask to reduce the number of mask bits.
11715 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11716 (-mbit-word): Ditto.
11717 (-mregnames): Ditto.
11718 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11719 (-mfused-madd): Ditto.
11721 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11723 (-mvsx): New switch for VSX instructions.
11724 (-misel): Move from a variable to a mask to allow it to be set by
11727 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11728 function declaration to an array declaration.
11729 (rs6000_hard_regno_nregs): New external array declaration.
11731 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11732 files included by rs6000.md.
11734 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11735 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11737 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11739 (rs6000_debug_reg): New -mdebug= variables.
11740 (rs6000_debug_addr): Ditto.
11741 (rs6000_debug_cost): Ditto.
11742 (rs6000_pmode): New variable to hold Pmode.
11743 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11744 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11745 calculated at compiler start.
11746 (rs6000_hard_regno_nregs): Change function to an array which holds
11747 HARD_REGNO_NREGS calculated at compiler start.
11748 (rs6000_explicit_options): Delete isel field.
11749 (rs6000_vector_unit): New array to hold which vector unit
11750 supports arithmetic options for a given type.
11751 (rs6000_vector_mem): New array to hold which vector unit supports
11752 memory reference operations for a given type.
11753 (rs6000_vector_align): New array to given the alignment of each
11755 (power7_cost): New basic costs for power7.
11756 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11757 (rs6000_hard_regno_nregs_internal): New function, moved from
11758 HARD_REGNO_NREGS, to calculate the number of registers each hard
11759 register takes for each type.
11760 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11761 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11762 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11763 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11764 unit information here so it is calculated once at compiler startup
11766 (rs6000_override_options): Make -misel a target mask. Add more
11767 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11768 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11770 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11771 (rs6000_handle_option): Move -misel from variable to target mask.
11772 (rs6000_builtin_mask_for_load): Add VSX support.
11773 (rs6000_conditional_register_usage): Ditto.
11774 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11775 (function_arg_boundary): Ditto.
11776 (rs6000_expand_builtin): Ditto.
11777 (def_builtin): Make abort message a little friendlier.
11778 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11780 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11781 assembler support the popcntd instruction instead of a vsx
11782 instruction to enable power7 support.
11783 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11784 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11785 option to the assembler if -mcpu=native.
11786 (ASM_CPU_NATIVE_SPEC): Ditto.
11787 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11789 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11790 the lwsync instruction.
11791 (enum processor_type): Add PROCESSOR_POWER7.
11792 (rs6000_debug_reg): New -mdebug= options.
11793 (rs6000_debug_addr): Ditto.
11794 (rs6000_debug_cost): Ditto.
11795 (rs6000_isel): Delete.
11796 (enum rs6000_vector): New enum to say what vector unit we have.
11797 (VECTOR_UNIT_*): New macros to say which vector unit has
11798 arithmetic operations for a given type.
11799 (VECTOR_MEM_*): New macros to say which vector unit has memory
11800 operations for a given type.
11801 (TARGET_LDBRX): Whether the machine supports the ldbrx
11803 (TARGET_ISEL): Delete, -misel moved to be a mask.
11804 (TARGET_ISEL64): New macro for 64-bit isel support.
11805 (UNITS_PER_VSX_WORD): New macro.
11806 (POINTER_SIZE): Move to be an external variable, rather than
11807 calculating whether we are generating 32 ot 64-bit code.
11809 (STACK_BOUNDARY): Add VSX support.
11810 (LOCAL_ALIGNMENT): Ditto.
11811 (SLOW_UNALIGNED_ACCESS): Ditto.
11812 (VSX_REGNO_P): New macro for VSX support.
11813 (VFLOAT_REGNO_P): Ditto.
11814 (VINT_REGNO_P): Ditto.
11815 (VLOGICAL_REGNO_P): Ditto.
11816 (VSX_VECTOR_MODE): Ditto.
11817 (VSX_SCALAR_MODE): Ditto.
11819 (VSX_MOVE_MODE): Ditto.
11820 (VSX_REG_CLASS_P): Ditto.
11821 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11823 (UNITS_PER_SIMD_WORD): Add VSX support.
11824 (MODES_TIEABLE_P): Ditto.
11825 (STARTING_FRAME_OFFSET): Ditto.
11826 (STACK_DYNAMIC_OFFSET): Ditto.
11827 (EPILOGUE_USES): Ditto.
11828 (REGNO_REG_CLASS): Move to array lookup.
11829 (CLASS_MAX_NREGS): Ditto.
11830 (rs6000_vector_reg_class): Add declaration.
11831 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11832 overlap with the floating point and Altivec registers.
11834 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11836 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11837 give the appropriate asm switches if -mcpu=native.
11838 (host_detect_local_cpu): Add support for "asm".
11839 (host_detect_local_cpu): Follow GNU code guidelines for name.
11841 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11842 -mbit-word to a variable instead of being a target mask.
11844 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11845 emit the lwsync instruction instead of emitting the instruction as
11846 an integer constant.
11848 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11849 fixuns_trundfsi2, move expander into rs6000.md.
11851 * config/rs6000/rs6000.md (cpu): Add power7.
11852 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11853 (logical predicate patterns): Change the single instruction
11854 primitives that set CR0 to be fast_compare instead of compare.
11856 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11857 (popcntddi2): Ditto.
11858 (popcount<mode>): Ditto.
11859 (floating multiply/add insns): Name the floating point
11860 multiply/add insns.
11861 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11862 (isel_unsigned_<mode>): Ditto.
11863 (fixuns_trundfsi2): Move expander here from spe.md.
11864 (smindi3): Define if we have -misel on 64-bit systems.
11869 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11871 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11873 * config/avr/avr.c (avr_current_device): New variable.
11874 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11875 (avr_arch, mcu_type_s): Move to avr.h.
11876 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11877 default_data_section_start fields.
11878 (avr_arch): Moved from avr.c.
11879 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11880 library_name fields.
11881 (avr_current_device, avr_mcu_types, avr_arch_types,
11882 avr_device_to_arch, avr_device_to_data_start,
11883 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11884 (EXTRA_SPEC_FUNCTIONS): Define.
11885 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11886 options mapping. Use device_to_arch and device_to_data_start insted.
11887 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11888 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11889 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11890 * config/avr/driver-avr.c: New file.
11891 * config/avr/avr-devices.c: New file.
11893 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11895 * var-tracking.c (unshare_variable): Force initialized to
11896 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11897 (set_variable_part): Likewise.
11898 (struct variable_union_info): Remove pos_src field.
11899 (vui_vec, vui_allocated): New variables.
11900 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11901 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11902 == 1 use a simpler sorting algorithm. Compute pos field right
11903 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11904 Avoid quadratic comparison if !flag_var_tracking_uninit.
11905 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11906 unshare_variable unconditionally.
11907 (dataflow_set_different_2): Removed.
11908 (dataflow_set_different): Don't traverse second hash table.
11909 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11910 unconditionally to var_reg_set or var_mem_set.
11911 (emit_notes_in_bb): Likewise.
11912 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11914 (emit_note_insn_var_location): Don't set initialized to
11915 VAR_INIT_STATUS_INITIALIZED early.
11916 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11918 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11920 * tree-object-size.c (addr_object_size): Instead of checking
11921 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11922 are no FIELD_DECLs following it.
11924 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11926 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11927 order to match bswaps with signed source operands.
11929 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11931 * sdbout.c (sdbout_one_type): Fix braces in switch.
11933 2009-06-23 Richard Guenther <rguenther@suse.de>
11935 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11937 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11938 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11939 var_callused, callused_tree, var_storedanything, storedanything_tree,
11940 var_integer, integer_tree): Remove global variables.
11941 (new_var_info): Do not pass new id, append the new var to the
11942 global variable vector.
11943 (do_ds_constraint): Use is_global_var member of the variable-info.
11944 (new_scalar_tmp_constraint_exp): Adjust.
11945 (create_function_info_for): Likewise.
11946 (create_variable_info_for): Likewise.
11947 (find_what_var_points_to): Remove dead code.
11948 (init_base_vars): Simplify.
11949 (compute_points_to_sets): Adjust.
11951 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11953 * combine.c (try_combine): Dump information about the insns we're
11956 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11958 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11959 check when calling force_to_mode on TRUNCATE's operand.
11961 2009-06-22 Ian Lance Taylor <iant@google.com>
11963 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11965 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11967 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11969 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11971 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11972 override library linkage flags such as -static-libgcc or
11975 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11977 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11979 2009-06-22 Ian Lance Taylor <iant@google.com>
11981 * config/linux.opt: Put mglibc ahead of muclibc.
11983 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11984 for duplicate decls.
11986 2009-06-22 Matthias Klose <doko@ubuntu.com>
11988 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11990 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11993 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11994 instead of NULL if a parser error occurs.
11996 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11998 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11999 non-DWARF2_DEBUGGING_INFO version.
12001 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12003 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12004 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12006 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12007 (LIBGCC2_TF_CEXT): Define.
12010 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12013 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12015 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12017 * config/arm/arm.c (arm_override_options): Disable
12018 -mcaller-super-interworking and -mcallee-super-interworking.
12019 * doc/invoke.texi (ARM Options): Document this.
12021 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12023 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12024 * config/arm/constraints.md (j): New constraint for movw operands.
12025 (N): Remove thumb2 meaning.
12026 * config/arm/arm.md (*arm_movw): Delete.
12027 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12028 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12029 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12031 2009-06-22 Martin Jambor <mjambor@suse.cz>
12033 PR tree-optimization/40492
12034 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12035 build_ref_for_offset.
12037 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12039 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12040 JUMP_TABLE_DATA_P predicates where applicable.
12041 * auto-inc-dec.c: Ditto.
12042 * builtins.c: Ditto.
12043 * caller-save.c: Ditto.
12045 * cfgcleanup.c: Ditto.
12046 * cfglayout.c: Ditto.
12048 * combine.c: Ditto.
12049 * combine-stack-adj.c: Ditto.
12053 * df-scan.c: Ditto.
12055 * dwarf2asm.c: Ditto.
12056 * dwarf2out.c: Ditto.
12057 * emit-rtl.c: Ditto.
12063 * function.c: Ditto.
12066 * genpreds.c: Ditto.
12067 * genrecog.c: Ditto.
12069 * ira-costs.c: Ditto.
12070 * ira-lives.c: Ditto.
12072 * loop-iv.c: Ditto.
12073 * lower-subreg.c: Ditto.
12074 * modulo-sched.c: Ditto.
12076 * postreload.c: Ditto.
12077 * print-rtl.c: Ditto.
12079 * reginfo.c: Ditto.
12080 * regmove.c: Ditto.
12081 * reload1.c: Ditto.
12084 * rtlanal.c: Ditto.
12086 * sched-vis.c: Ditto.
12088 * sel-sched-ir.c: Ditto.
12089 * simplify-rtx.c: Ditto.
12090 * targhooks.c: Ditto.
12091 * var-tracking.c: Ditto.
12092 * vmsdbgout.c: Ditto.
12094 2009-06-22 Matthias Klose <doko@ubuntu.com>
12096 * Makefile.in (install-plugin): Always use DESTDIR.
12098 2009-06-22 Olivier Hainque <hainque@adacore.com>
12100 * config/pa/pa.c (output_call): Don't optimize post call jumps
12101 into return address adjustments if the call may throw.
12103 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12105 * arm.c (thumb1_output_casesi): New function.
12106 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12107 optimizing for size or PIC.
12108 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12109 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12110 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12111 (thumb1_casesi_internal_pic): New expand rule.
12112 (thumb1_casesi_dispatch): New pattern.
12113 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12115 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12116 in the text seciton when PIC or optimizing for size.
12117 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12118 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12119 preservation properties of code.
12120 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12121 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12122 (__gnu_thumb1_case_si): New function.
12123 * t-arm (LIB1ASMSRC): Define here.
12124 (LIB1ASMFUNCS): Add some common functions.
12125 * t-arm-elf (LIB1ASMSRC): Delete.
12126 (LIB1ASMFUNCS): Append to existing set.
12127 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12128 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12129 * t-symbian (LIB1ASMFUNCS): Likewise.
12130 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12131 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12133 2009-06-21 Richard Guenther <rguenther@suse.de>
12135 PR tree-optimization/38729
12136 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12137 to loops with a single exit if -fno-expensive-optimizations.
12139 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12141 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12142 (dataflow_set): Change vars type from htab_t to shared_hash.
12143 (shared_hash_pool, empty_shared_hash): New variables.
12144 (vars_clear): Removed.
12145 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12146 shared_hash_find_slot_unshare, shared_hash_find_slot,
12147 shared_hash_find_slot_noinsert, shared_hash_find): New
12149 (shared_hash_unshare, shared_hash_destroy): New functions.
12150 (unshare_variable): Unshare set->vars if shared, use
12152 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12153 (get_init_value, find_src_set_src, dump_dataflow_set,
12154 clobber_variable_part, emit_notes_for_differences): Use
12156 (dataflow_set_init): Remove second argument, set vars to
12157 empty_shared_hash instead of creating a new htab.
12158 (dataflow_set_clear): Call shared_hash_destroy and set vars
12159 to empty_shared_hash instead of calling vars_clear.
12160 (dataflow_set_copy): Don't call vars_copy, instead just share
12161 the src htab with dst.
12162 (variable_union): Use shared_hash_*, use initially NO_INSERT
12163 lookup if set->vars is shared. Don't keep slot cleared before
12164 calling unshare_variable. Unshare set->vars if needed.
12165 Even ->refcount == 1 vars must be unshared if set->vars is shared
12166 and var needs to be modified.
12167 (variable_canonicalize): New function.
12168 (dataflow_set_union): If dst->vars is empty, just share src->vars
12169 with dst->vars and traverse with variable_canonicalize to canonicalize
12170 and unshare what is needed.
12171 (dataflow_set_different): If old_set and new_set use the same shared
12172 htab, they aren't different. If number of htab elements is different,
12173 htabs are different. Use shared_hash_*.
12174 (dataflow_set_destroy): Call shared_hash_destroy instead of
12176 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12177 second argument to dataflow_set_init.
12178 (vt_initialize): Likewise. Initialize shared_hash_pool and
12179 empty_shared_hash, move bb in/out initialization afterwards.
12180 Use variable_htab_free instead of NULL as changed_variables del hook.
12181 (variable_was_changed): Change type of second argument to pointer to
12182 dataflow_set. When inserting var into changed_variables, bump
12183 refcount. Unshare set->vars if set is shared htab and slot needs to
12185 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12186 lookup if set->vars is shared. Unshare set->vars if needed.
12187 Even ->refcount == 1 vars must be unshared if set->vars is shared
12188 and var needs to be modified. Adjust variable_was_changed caller.
12189 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12190 vars must be unshared if set->vars is shared and var needs to be
12191 modified. Adjust variable_was_changed caller.
12192 (emit_note_insn_var_location): Don't pool_free var.
12193 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12195 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12196 free_alloc_pool on shared_hash_pool.
12198 2009-06-20 Anthony Green <green@moxielogic.com>
12200 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12201 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12203 2009-06-20 Richard Guenther <rguenther@suse.de>
12205 * tree-ssa-structalias.c (find_func_aliases): For memset use
12206 a constraint from NULL if we memset to zero.
12207 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12208 we explicitly handle that do not read from memory.
12209 (call_may_clobber_ref_p_1): Properly handle builtins that may
12212 2009-06-20 Richard Guenther <rguenther@suse.de>
12214 PR tree-optimization/40495
12215 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12216 (new_scalar_tmp_constraint_exp): New function.
12217 (process_constraint): Do not create temporary decls.
12218 (process_all_all_constraints): Likewise.
12219 (handle_const_call): Likewise.
12220 (create_function_info_for): Do not set decl.
12222 2009-06-19 Ian Lance Taylor <iant@google.com>
12224 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12225 (rs6000_attribute_table): Make static; move before use.
12227 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12229 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12230 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12231 Propagate the TREE_READONLY flag without overwriting it.
12232 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12233 Propagate the TREE_READONLY flag onto the result.
12234 (process_call_operands): Move around. Use correct constant value.
12236 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12239 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12240 * config/arm/arm.md: Likewise.
12242 2009-06-19 Ian Lance Taylor <iant@google.com>
12244 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12245 to GIMPLE_ERROR_MARK.
12247 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12248 op2_original_type parameters. Warn about using different enum types.
12249 * c-parser.c (c_parser_conditional_expression): Pass original
12250 types to build_conditional_expr.
12251 * c-tree.h (build_conditional_expr): Update declaration.
12253 2009-06-19 Ian Lance Taylor <iant@google.com>
12255 * config/i386/i386.c (ix86_function_specific_save): Test that
12256 fields match values, rather than testing the values are in a
12259 2009-06-19 Richard Guenther <rguenther@suse.de>
12261 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12262 ADDR_EXPR pointers.
12263 (ptr_derefs_may_alias_p): Likewise.
12264 (ptr_deref_may_alias_ref_p_1): New function.
12265 (ptr_deref_may_alias_ref_p): Likewise.
12266 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12267 covered by looking at the ESCAPED solution.
12268 (call_may_clobber_ref_p_1): Likewise.
12269 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12270 Handle NULL_TREE offset. Do not produce redundant constraints.
12271 (process_all_all_constraints): New helper function.
12272 (do_structure_copy): Use it.
12273 (handle_lhs_call): Likewise.
12274 (find_func_aliases): Handle some builtins with pointer arguments
12275 and/or return values explicitly.
12277 2009-06-19 Ian Lance Taylor <iant@google.com>
12279 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12281 2009-06-19 Ian Lance Taylor <iant@google.com>
12283 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12285 2009-06-19 Ian Lance Taylor <iant@google.com>
12287 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12288 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12291 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12292 uninitialized const.
12294 2009-06-19 Ian Lance Taylor <iant@google.com>
12296 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12299 * c-decl.c (in_struct, struct_types): Remove.
12300 (struct c_binding): Add in_struct field.
12301 (c_binding_ptr): Define type, along with VEC.
12302 (struct c_struct_parse_info): Define.
12303 (struct_parse_info): New static variable.
12304 (bind): Initialize in_struct field.
12305 (start_struct): Remove enclosing_in_struct and
12306 enclosing_struct_types parameters. Add
12307 enclosing_struct_parse_info parameter. Change all callers. Set
12308 struct_parse_info rather than in_struct and struct_types.
12309 (grokfield): If -Wc++-compat and there is a symbol binding for the
12310 field name, set the in_struct flag and push it on the
12311 struct_parse_info->fields vector.
12312 (warn_cxx_compat_finish_struct): New static function.
12313 (finish_struct): Remove enclosing_in_struct and
12314 enclosing_struct_types parameters. Add
12315 enclosing_struct_parse_info parameter. Change all callers. Don't
12316 set C_TYPE_DEFINED_IN_STRUCT here. Call
12317 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12318 parameter. Only push on struct_types if warn_cxx_compat.
12319 (finish_enum): Only push on struct_types if warn_cxx_compat.
12320 (declspecs_add_type): Add loc parameter. Change all callers.
12321 Change all error calls to error_at. Pass loc, not input_location,
12322 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12323 defined in a struct. If -Wc++-compat and parsing a struct, record
12324 that a typedef name was used.
12325 * c-parser.c (c_parser_declspecs): Get location to pass to
12326 declspecs_add_type.
12327 (c_parser_struct_or_union_specifier): Update calls to start_struct
12329 * c-tree.h (struct c_struct_parse_info): Declare.
12330 (finish_struct, start_struct): Update declarations.
12331 (declspecs_add_type): Update declaration.
12333 2009-06-19 Ian Lance Taylor <iant@google.com>
12335 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12336 variable with an anonymous type.
12338 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12340 * see.c: Remove for real.
12342 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12344 * optabs.h (enum optab_index): Add new OTI_significand.
12345 (significand_optab): Define corresponding macro.
12346 * optabs.c (init_optabs): Initialize significand_optab.
12347 * genopinit.c (optabs): Implement significand_optab using
12348 significand?f2 patterns.
12349 * builtins.c (expand_builtin_mathfn): Handle
12350 BUILT_IN_SIGNIFICAND{,F,L}.
12351 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12352 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12354 * config/i386/i386.md (significandxf2, significand<mode>2): New
12355 expanders to implement significandf, significand and significandl
12356 built-ins as inline x87 intrinsics.
12358 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12360 * config/avr/avr.c (avr_override_options): Remove setting value of
12361 PARAM_INLINE_CALL_COST.
12363 2009-06-18 Richard Henderson <rth@redhat.com>
12366 * tree-pass.h (TDF_ASMNAME): New.
12367 * tree-dump.c (dump_options): Add asmname.
12368 * doc/invoke.texi: Document it.
12370 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12371 (dump_decl_name): ...here.
12372 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12373 (dump_generic_node): Update dump_function_name calls.
12374 (print_call_name): New flags arg; update all dump calls.
12375 * diagnostic.h (print_call_name): Update.
12376 * gimple-pretty-print.c (dump_gimple_call): Update.
12378 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12381 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12383 2009-06-18 Diego Novillo <dnovillo@google.com>
12385 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12386 * plugin.c (str_license): Declare.
12387 (try_init_one_plugin): Assert that the symbol
12388 'plugin_is_GPL_compatible' exists.
12390 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12393 * Makefile.in (OBJS-common): Remove see.o.
12395 * common.opt (fsee): Mark as preserved for backward compatibility.
12396 * opts.c (common_handle_option): Add OPT_fsee to the backward
12397 compatibility section.
12398 * passes.c (init_optimization_passes, pass_see): Remove pass.
12399 * timevar.def (TV_SEE): Remove.
12400 * tree-pass.h (pass_see): Remove declaration.
12401 * doc/invoke.texi (-fsee): Remove documentation.
12403 2009-06-18 Martin Jambor <mjambor@suse.cz>
12405 * tree-sra.c: Include statistics.h
12406 (sra_stats): New variable.
12407 (sra_initialize): Clear sra_stats.
12408 (create_access_replacement): Increment sra_stats.replacements.
12409 (get_access_replacement): Do not return twice.
12410 (analyze_all_variable_accesses): Increment statistics counter by the
12411 number of scalarized aggregates.
12412 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12413 (sra_modify_expr): Increment sra_stats.exprs.
12414 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12415 (sra_modify_assign): Increment sra_stats.exprs,
12416 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12417 (perform_intra_sra): Update statistics counters.
12418 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12420 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12422 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12423 (arm_scalar_mode_supported_p): New function.
12425 2009-06-18 Paul Brook <paul@codesourcery.com>
12426 Sandra Loosemore <sandra@codesourcery.com>
12428 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12429 (__extendhfsf2, __truncsfhf2): Define.
12430 * config/arm/fp16.c: New file.
12431 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12432 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12434 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12436 * doc/extend.texi (Half-Precision): New section.
12437 * doc/invoke.texi (Option Summary): List -mfp16-format.
12438 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12439 * config/arm/arm.opt (mfp16-format=): New.
12440 * config/arm/arm.c: Include intl.h.
12441 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12442 (TARGET_INVALID_RETURN_TYPE): Redefine.
12443 (TARGET_PROMOTED_TYPE): Redefine.
12444 (TARGET_CONVERT_TO_TYPE): Redefine.
12445 (arm_fp16_format): Define.
12446 (all_fpus): Add entry for neon-fp16.
12447 (fp_model_for_fpu): Likewise.
12448 (struct fp16_format): Declare.
12449 (all_fp16_formats): Define.
12450 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12452 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12454 (arm_legitimate_index_p): Treat HFmode like HImode.
12455 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12456 (coproc_secondary_reload_class): Special-case HFmode.
12457 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12458 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12459 (arm_init_fp16_builtins): New.
12460 (arm_init_builtins): Call it.
12461 (arm_invalid_parameter_type): New.
12462 (arm_invalid_return_type): New.
12463 (arm_promoted_type): New.
12464 (arm_convert_to_type).
12465 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12467 (arm_emit_fp16_const): New function.
12468 (arm_mangle_type): Mangle __fp16 as "Dh".
12469 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12471 (TARGET_NEON_FP16): New.
12472 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12473 (enum fputype): Add FPUTYPE_NEON_FP16.
12474 (enum arm_fp16_format_type): Declare.
12475 (arm_fp16_format): Declare.
12476 (LARGEST_EXPONENT_IS_NORMAL): Define.
12477 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12478 * config/arm/arm-modes.def (HFmode): Define.
12479 * config/arm/vfp.md: (*movhf_vfp): New.
12480 (extendhfsf2): New.
12482 * config/arm/arm.md: (fpu): Add neon_fp16.
12483 (floatsihf2, floatdihf2): New.
12484 (fix_trunchfsi2, fix_trunchfdi2): New.
12486 (extendhfdf2): New.
12488 (*arm32_movhf): New.
12489 (*thumb1_movhf): New.
12490 (consttable_2): Add check for HFmode constants.
12491 (consttable_4): Handle HFmode constants.
12493 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12495 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12497 2009-06-17 Olivier Hainque <hainque@adacore.com>
12499 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12500 const char ** conversion in AIX specific section.
12502 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12504 * config/i386/i386.c (ix86_special_builtin_type): Remove
12505 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12506 (bdesc_special_args): Updated.
12507 (ix86_init_mmx_sse_builtins): Likewise.
12508 (ix86_expand_special_args_builtin): Likewise.
12510 2009-06-17 Richard Henderson <rth@redhat.com>
12512 * tree-pretty-print.c (maybe_dump_asm_name): New.
12513 (dump_decl_name): Use it.
12514 (PRINT_FUNCTION_NAME): Merge into...
12515 (dump_function_name): ... here. Use maybe_dump_asm_name.
12517 2009-06-17 Cary Coutant <ccoutant@google.com>
12519 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12521 * debug.c (struct gcc_debug_hooks): Change placeholder for
12523 (debug_nothing_int_charstar_int): Replaced by...
12524 (debug_nothing_int_charstar_int_bool): ...this.
12525 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12526 source_line prototype.
12527 (debug_nothing_int_charstar_int): Replaced by...
12528 (debug_nothing_int_charstar_int_bool): ...this.
12529 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12530 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12531 Output is_stmt operand when necessary.
12532 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12533 (notice_source_line): Add is_stmt parameter.
12534 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12535 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12537 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12538 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12540 2009-06-17 Ian Lance Taylor <iant@google.com>
12542 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12544 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12547 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12549 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12550 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12551 tree_strip_sign_nop_conversions and
12552 tree_ssa_strip_useless_type_conversions rather than stripping
12553 the operations here.
12554 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12556 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12557 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12558 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12559 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12562 2009-06-17 Michael Eager <eager@eagercon.com>
12564 * config/rs6000/constraints.md (register_constraint "d"): New.
12565 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12566 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12567 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12568 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12569 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12570 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12571 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12572 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12573 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12574 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12576 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12577 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12578 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12579 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12580 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12581 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12582 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12583 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12584 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12585 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12586 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12587 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12588 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12589 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12591 2009-06-16 Ian Lance Taylor <iant@google.com>
12593 * profile.c (total_num_never_executed): Don't define.
12594 (compute_branch_probabilities): Don't count or print
12595 num_never_executed.
12596 (init_branch_prob): Don't set total_num_never_executed.
12597 (end_branch_prob): Don't print total_num_never_executed.
12599 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12601 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12603 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12605 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12606 (nabstd2_fpr): Same.
12608 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12610 * expr.c (expand_assignment): Change complex type check.
12612 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12614 * doc/plugins.texi (Building GCC plugins): Added new section.
12616 2009-06-17 Ian Lance Taylor <iant@google.com>
12618 * c-pch.c (get_ident): Don't set size of templ array.
12619 (pch_init): Don't set size of partial_pch array.
12621 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12622 string constant to intialize an array whose size is the length of
12625 2009-06-17 Richard Guenther <rguenther@suse.de>
12627 PR tree-optimization/40389
12628 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12629 to addressable types.
12630 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12632 2009-06-17 Richard Guenther <rguenther@suse.de>
12634 PR middle-end/40460
12635 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12636 if there is no evolution of left in the loop bail out.
12637 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12638 chrec_fold_multiply.
12640 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12641 Janis Johnson <janis187@us.ibm.com>
12644 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12645 for the symbol ref of a constant that is the source of a move
12646 - nor for any other not-obvious-label-ref constants.
12648 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12650 * plugin.c (position_pass): Skip newly inserted pass during list
12651 traversal to avoid repeated insertion.
12653 2009-06-16 Ian Lance Taylor <iant@google.com>
12655 * vec.h (VEC_stack_alloc): Define different version if
12656 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12657 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12658 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12659 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12661 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12663 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12665 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12666 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12667 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12668 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12669 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12670 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12671 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12672 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12673 __builtin_ia32_rdtscp.
12674 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12675 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12676 and __builtin_ia32_rorhi.
12677 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12678 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12679 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12680 (ix86_expand_args_builtin): Likewise.
12681 (ix86_expand_special_args_builtin): Likewise.
12683 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12684 (UNSPECV_RDTSC): Likewise.
12685 (UNSPECV_RDPMC): Likewise.
12686 (*bsr): Renamed to ...
12688 (*bsr_rex64): Renamed to ...
12691 (*rdpmc): Likewise.
12692 (*rdpmc_rex64): Likewise.
12694 (*rdtsc): Likewise.
12695 (*rdtsc_rex64): Likewise.
12696 (rdtscp): Likewise.
12697 (*rdtscp): Likewise.
12698 (*rdtscp_rex64): Likewise.
12700 * config/i386/ia32intrin.h: New.
12702 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12704 2009-06-16 Ian Lance Taylor <iant@google.com>
12706 * ira-build.c (copy_info_to_removed_store_destinations):
12707 Initialize parent_a.
12709 2009-06-16 Ian Lance Taylor <iant@google.com>
12711 * c-decl.c (grokdeclarator): Change size_varies to bool.
12713 2009-06-16 Ian Lance Taylor <iant@google.com>
12715 * sel-sched.c: Make forward declarations of move_op_hooks and
12716 fur_hooks explicitly extern.
12718 2009-06-16 Ian Lance Taylor <iant@google.com>
12720 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12721 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12723 2009-06-16 Ian Lance Taylor <iant@google.com>
12725 * resource.c (mark_referenced_resources): Change
12726 include_delayed_effects parameter to bool. Change all callers.
12727 (mark_end_of_function_resources): Likewise.
12728 * reorg.c (insn_references_resource_p): Likewise.
12729 (insn_sets_resource_p): Likewise.
12730 * resource.h (mark_referenced_resources): Update declaration.
12731 (mark_end_of_function_resources): Update declaration.
12733 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12735 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12737 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12739 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12740 GCC can bootstrap on AIX with GNU Binutils 2.20.
12742 2009-06-16 Ian Lance Taylor <iant@google.com>
12744 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12746 2009-06-16 Ian Lance Taylor <iant@google.com>
12748 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12749 inline, not extern inline.
12750 (exact_log2): Likewise.
12751 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12753 (exact_log2): Likewise, but don't test CTZ_HWI.
12755 2009-06-16 Ian Lance Taylor <iant@google.com>
12757 * bitmap.c (bitmap_clear): Don't declare as inline.
12758 * gimple.c (gimplify_assign): Likewise.
12759 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12760 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12761 (sched_scan_info): Remove duplicate definition.
12763 2009-06-16 Ian Lance Taylor <iant@google.com>
12765 * c-common.c (skip_evaluation): Don't define.
12766 (c_inhibit_evaluation_warnings): Define global variable.
12767 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12768 than skip_evaluation.
12769 (convert_and_check, warn_for_div_by_zero): Likewise.
12770 * c-common.h (skip_evaluation): Don't declare.
12771 (c_inhibit_evaluation_warnings): Declare.
12772 * c-parser.c (c_parser_typeof_specifier): Set
12773 c_inhibit_evaluation_warnings rather than skip_evaluation.
12774 (c_parser_conditional_expression): Likewise.
12775 (c_parser_binary_expression): Likewise.
12776 (c_parser_sizeof_expression): Likewise.
12777 (c_parser_alignof_expression): Likewise.
12778 * c-typeck.c (build_indirect_ref): Check
12779 c_inhibit_evaluation_warnings rather than skip_evaluation.
12780 (build_conditional_expr, build_binary_op): Likewise.
12782 2009-06-16 Richard Guenther <rguenther@suse.de>
12784 * tree-ssa-alias.c (is_escape_site): Remove.
12785 * tree-ssa-alias.h (enum escape_type): Remove.
12786 (is_escape_site): Likewise.
12787 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12788 via casts and asms without deferring to is_escape_site.
12790 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12792 PR middle-end/40446
12793 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12794 use gen_lowpart if op0 has complex mode.
12796 2009-06-16 Richard Guenther <rguenther@suse.de>
12798 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12799 variables add them to ESCAPED.
12800 (find_func_aliases): Do not make all indirectly stored values escaped.
12802 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12804 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12805 make_decl_one_only.
12807 2009-06-16 Martin Jambor <mjambor@suse.cz>
12809 PR tree-optimization/40432
12810 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12811 check whether we need to force gimple register operand.
12813 2009-06-16 Martin Jambor <mjambor@suse.cz>
12815 PR tree-optimization/40413
12816 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12817 build_ref_for_offset.
12818 (propagate_subacesses_accross_link): Fix a typo in a comment.
12820 2009-06-16 Ira Rosen <irar@il.ibm.com>
12822 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12823 with additional parameter.
12824 * tree-vectorizer.h (enum vect_def_type): Add new value
12826 (enum vect_relevant): Add comments.
12827 (vect_is_simple_reduction): Add new argument.
12828 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12829 Detect nested cycles.
12830 (vect_is_simple_reduction): Update documentation, add an argument to
12831 distinguish inner-loop reduction from nested cycle, detect nested
12832 cycles, fix printings and indentation, don't swap operands in case
12834 (get_initial_def_for_reduction): Handle subtraction.
12835 (vect_create_epilog_for_reduction): Add new argument to specify
12836 reduction variable.
12837 (vect_finalize_reduction): Handle subtraction, fix comments.
12838 (vectorizable_reduction): Handle nested cycles. In case of nested
12839 cycle keep track of the reduction variable position. Call
12840 vect_is_simple_reduction with additional parameter. Use original
12841 statement code in reduction epilogue for nested cycle. Call
12842 vect_create_epilog_for_reduction with additional parameter.
12843 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12844 inner-loop vectorization.
12845 (vect_recog_widen_sum_pattern): Likewise.
12846 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12848 (vect_mark_stmts_to_be_vectorized): Likewise.
12849 (vect_get_vec_def_for_operand): Handle nested cycles.
12851 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12853 * doc/invoke.texi (Debugging Options): Fix option index entries
12854 for -fdump-statistics, -frandom-seed add entries for
12855 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12856 (FRV Options): Fix entries for -mTLS, -mtls.
12857 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12858 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12859 (M68hc1x Options): Fix @itemx for -mnominmax.
12860 (MCore Options): Fix entry for -mno-lsim.
12861 (MMIX Options): Fix entry for -mabi=mmixware.
12862 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12864 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12866 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12867 Mention the plugin mode of gengtype.
12868 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12869 * gengtype.c: Updated copyright.
12870 (plugin_files, nb_plugin_files) Added new static variables.
12871 (measure_input_list) Care about plugin_files.
12872 (write_rtx_next): Added early return in plugin mode.
12873 (create_file): Updated copyright year in generated file. Added
12875 (oprintf): Added early return if NULL outf.
12876 (get_output_file_with_visibility): Care of plugin_files.
12877 (get_output_file_name): May return null.
12878 (write_local): Added early return.
12879 (put_mangled_filename): Ditto.
12880 (finish_root_table): Added check for base_files.
12881 (write_roots): Care about null when plugins.
12882 (main): Added plugin mode.
12884 2009-06-15 Ian Lance Taylor <iant@google.com>
12886 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12887 * gcov.c (read_count_file): Add braces around variables declared
12890 * c.opt (Wjump-misses-init): New warning.
12891 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12892 -Wall and -Wc++-compat if not already set.
12893 (c_common_post_options): Clear warn_jump_misses_init if it was not
12895 * c-decl.c (struct c_binding): Change type field to a union with
12896 new label field. Make it the first field in the struct. Update
12897 references to type to use u.type instead.
12898 (struct c_spot_bindings): Define.
12899 (struct c_goto_bindings): Define.
12900 (c_goto_bindings_p): Define, along with VECs.
12901 (struct c_label_vars): Define.
12902 (struct c_scope): Add has_label_bindings field.
12903 (bind_label, set_spot_bindings): New static functions.
12904 (decl_jump_unsafe, update_spot_bindings): New static functions.
12905 (update_label_decls): New static function.
12906 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12907 Update binding u.label field to shadowed field.
12908 (c_binding_start_stmt_expr): New function.
12909 (c_binding_end_stmt_expr): New function.
12910 (pushdecl): Don't call c_begin_vm_scope.
12911 (make_label): Add defining and p_label_vars parameters. Change
12913 (lookup_label): Correct test for whether a label has not yet been
12914 defined. Call bind_label rather than bind.
12915 (warn_about_goto): New static function.
12916 (lookup_label_for_goto): New function.
12917 (declare_label): Call bind_label rather than bind.
12918 (check_earlier_gotos): New static function.
12919 (define_label): Don't give errors about jumping into statement
12920 expressions or scopes of variably modified types. Call
12921 set_spot_bindings and check_earlier_gotos. Call bind_label
12922 instead of bind. Don't set label_context_stack_se or
12923 label_context_stack_vm.
12924 (c_get_switch_bindings): New function.
12925 (c_release_switch_bindings): New function.
12926 (c_check_switch_jump_warnings): New function.
12927 (start_function): Don't set label_context_stack_se or
12928 label_context_stack_vm.
12929 (finish_function): Likewise.
12930 * c-typeck.c (label_context_stack_se): Don't define.
12931 (label_context_stack_vm): Don't define.
12932 (c_finish_goto_label): Call lookup_label_for_goto rather than
12933 lookup_label. Don't give errors about jumping into a statement
12934 expression or the scope of a variably modified type. Don't set
12935 label_context_stack_se or label_context_stack_vm.
12936 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12937 fields. Add bindings field.
12938 (c_start_case): Don't set deleted fields. Set bindings field.
12939 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12940 or blocked_vm. Call c_check_switch_jump_warnings.
12941 (c_finish_case): Don't test blocked_stmt_expr field. Call
12942 c_release_switch_bindings.
12943 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12944 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12945 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12946 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12947 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12948 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12949 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12950 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12951 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12952 (C_DECL_UNJUMPABLE_VM): Don't define.
12953 (C_DECL_UNDEFINABLE_VM): Don't define.
12954 (struct c_label_list): Don't define.
12955 (struct c_label_context_se): Don't define.
12956 (struct c_label_context_vm): Don't define.
12957 (struct c_spot_bindings): Declare.
12958 (c_bindings_start_stmt_expr): Declare.
12959 (c_bindings_end_stmt_expr): Declare.
12960 (lookup_label_for_goto): Declare.
12961 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12962 (c_check_switch_jump_warnings): Declare.
12963 (label_context_stack_se, label_context_stack_vm): Don't declare.
12964 (c_finish_goto_label): Update declaration.
12965 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12966 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12967 (Warning Options): Document -Wjump-misses-init.
12969 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12971 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12974 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12976 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12978 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12980 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12982 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12984 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12986 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12988 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12989 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12990 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12991 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12992 * dwarf2asm.c (dw2_force_const_mem): Update call to
12993 make_decl_one_only.
12994 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12995 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12996 * langhooks.c (lhd_comdat_group): Remove.
12997 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12998 * tree.h (DECL_COMDAT_GROUP): New.
12999 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13000 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13001 (make_decl_one_only): Change signature.
13002 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13003 make_decl_one_only.
13004 (make_decl_one_only): Change signature.
13005 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13007 2009-06-15 Richard Guenther <rguenther@suse.de>
13009 PR middle-end/40439
13010 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13012 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13014 * tree-ssa-math-opts.c: Remove extra divide.
13016 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13018 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13020 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13022 * passes.c: Add bswap pass.
13023 * tree-pass.h: Add pass_optimize_bswap declaration.
13024 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13025 Include rtl.h, expr.h and optabs.h for optab_handler check.
13026 (struct symbolic_number, pass_optimize_bswap): New definition.
13027 (do_shift_rotate, verify_symbolic_number_p): New functions.
13028 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13029 (gate_optimize_bswap): New function.
13030 * tree.c (widest_int_cst_value): New function.
13031 * tree.h (widest_int_cst_value): Prototype added.
13033 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13035 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13036 REG_EQUAL/REG_EQUIV notes.
13038 2009-06-14 Richard Guenther <rguenther@suse.de>
13040 PR middle-end/40389
13041 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13042 has its address taken if NRV was applied and it is addressable.
13043 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13044 function split out from ...
13045 (get_constraint_for_1): ... here.
13046 (handle_rhs_call): Use it to mark the return slot escaped if
13047 it is addressable and NRV was applied.
13049 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13051 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13052 Change first argument type to location_t.
13053 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13054 Do not set input_location.
13055 Use loc instead of input_location throughout.
13057 2009-06-13 Richard Guenther <rguenther@suse.de>
13059 PR tree-optimization/40421
13060 * tree-predcom.c (should_unroll_loop_p): Remove.
13061 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13063 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13065 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13066 Add location argument.
13068 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13070 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13072 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13073 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13074 * config/spu/spu-protos.h: Add location to
13075 spu_resolve_overloaded_builtin.
13076 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13077 spu_build_builtin_va_list.
13078 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13079 argument. Pass location to build_function_call_vec.
13080 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13082 (emit_fpu_switch): Same.
13083 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13084 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13085 to build_decl and create_artificial_label.
13086 (xtensa_gimplify_va_arg_expr): Same.
13087 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13088 (xstormy16_gimplify_va_arg_expr): Same.
13089 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13090 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13091 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13092 (mips16_build_function_stub): Same.
13093 (mips16_build_call_stub): Same.
13095 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13098 * arm/constraints.md (Pa, Pb): New constraints.
13099 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13100 split pattern to deal with them.
13102 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13104 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13105 fix index entry for -Xpreprocessor.
13107 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13109 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13110 Add location argument to build_decl call.
13111 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13112 (rs6000_init_builtins): Same.
13113 (spe_init_builtins): Same.
13114 (rs6000_gimplify_va_arg): Add location argument to
13115 create_artificial_label call.
13117 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13119 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13120 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13121 * Makefile.in: Fix GGC dependency for gcse.o.
13123 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13125 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13126 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13127 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13129 * c-parser.c (c_parser_binary_expression): Use current column while
13130 building binary operations.
13131 * common.opt (fshow-column): Enable by default.
13132 * tree-vrp.c (check_array_ref): Use warning_at.
13133 (check_array_bounds): Use location from call back if expr has no
13135 * tree.h: Add location argument to maybe_fold_*.
13136 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13137 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13138 (maybe_fold_offset_to_component_ref): Same.
13139 (maybe_fold_offset_to_reference): Same.
13140 (maybe_fold_offset_to_address): Same.
13141 (maybe_fold_stmt_indirect): Same.
13142 (maybe_fold_stmt_addition): Same.
13143 (fold_stmt_r): Pass location to maybe_fold_*.
13144 (fold_gimple_assign): Same.
13145 * c-tree.h: Add location argument to finish_decl,
13146 default_function_array_conversion, store_init_value.
13147 * c-decl.c (define_label): Use error_at.
13148 (c_make_fname_decl): Pass location to finish_decl.
13149 (finish_decl): New location argument.
13150 (build_compound_literal): Pass location to store_init_value.
13151 (grokdeclarator): Pass location to finish_decl.
13153 * c-typeck.c (array_to_pointer_conversion): New location argument.
13154 (function_to_pointer_conversion): Same.
13155 (default_function_array_conversion): Same.
13156 (parser_build_unary_op): Pass location to overflow_warning.
13157 (parser_build_binary_op): Same. Use warning_at.
13158 (build_unary_op): Pass location to array_to_pointer_conversion.
13159 (build_c_cast): Pass location to digest_init.
13160 (build_modify_expr): New location argument.
13161 (convert_for_assignment): Same.
13162 (store_init_value): Same.
13163 (digest_init): Same.
13164 (output_init_element): Pass location to digest_init and
13165 array_to_pointer_conversion.
13166 (c_finish_return): Pass location to convert_for_assignment.
13167 * gimplify.c (gimplify_conversion): Pass location to
13168 maybe_fold_offset_to_address.
13169 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13170 to maybe_fold_stmt_addition.
13171 * c-omp.c (c_finish_omp_atomic): Pass new location to
13173 (c_finish_omp_for): Same.
13174 * c-common.c (overflow_warning): New argument.
13175 * c-common.h: New argument to build_modify_expr, overflow_warning.
13176 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13178 (c_parser_initializer): Pass location to
13179 default_function_array_conversion.
13180 (c_parser_initelt): Same.
13181 (c_parser_initval): Same.
13182 (c_parser_asm_operands): Same.
13183 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13184 (c_parser_conditional_expression): Same.
13185 (c_parser_binary_expression): Add location info to stack. Use it.
13186 (c_parser_unary_expression): Pass location to
13187 default_function_array_conversion, parser_build_unary_op,
13188 build_indirect_ref, c_parser_postfix_expression_after_primary.
13189 (c_parser_postfix_expression_after_primary): New location argument.
13191 (c_parser_expression_conv): Pass location to
13192 default_function_array_conversion.
13193 (c_parser_expr_list): Same.
13194 (c_parser_omp_atomic): Same.
13195 (c_parser_omp_for_loop): Same.
13196 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13197 (build_array_declarator): New argument.
13198 * c-decl.c (build_array_declarator): Add location argument.
13199 (grokdeclarator): Set id_loc for cdk_array.
13200 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13201 build_array_declarator.
13202 * tree.c (build_omp_clause): Add location argument.
13203 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13204 (OMP_CLAUSE_LOCATION): New macro.
13205 (struct tree_omp_clause): Add location field.
13206 (build_omp_clause): Add argument.
13207 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13208 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13210 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13211 (cp_parser_omp_clause_collapse): Same.
13212 (cp_parser_omp_clause_default): Same.
13213 (cp_parser_omp_clause_if): Same.
13214 (cp_parser_omp_clause_nowait): Same.
13215 (cp_parser_omp_clause_num_threads): Same.
13216 (cp_parser_omp_clause_ordered): Same.
13217 (cp_parser_omp_clause_schedule): Same.
13218 (cp_parser_omp_clause_untied): Same.
13219 (cp_parser_omp_for_loop): Same.
13220 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13221 * c-tree.h (c_start_case): Add location argument.
13222 (c_process_expr_stmt): Same.
13223 (c_finish_goto_*): Same.
13224 * tree-parloops.c (initialize_reductions): Pass location to
13226 (create_parallel_loop): Same.
13227 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13228 (gfc_trans_omp_reduction_list): Same.
13229 (gfc_trans_omp_clauses): Same.
13230 (gfc_trans_omp_do): Same.
13231 * c-typeck.c (c_finish_goto_label): Same.
13232 (c_finish_goto_ptr): New location argument.
13233 (c_start_case): Same.
13234 (emit_side_effect_warnings): Same.
13235 (c_process_expr_stmt): Same.
13236 (c_finish_stmt_expr): Same.
13237 (c_finish_omp_clauses): Use error_at instead of error.
13238 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13240 * c-omp.c (c_split_parallel_clauses): New location argument.
13241 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13242 to build_omp_clause.
13243 (convert_local_reference_stmt): Same.
13244 (convert_gimple_call): Same.
13245 * c-common.h (c_split_parallel_clauses): New argument.
13246 * c-parser.c (c_parser_statement_after_labels): Pass location to
13247 c_finish_goto_label.
13248 (c_parser_switch_statement): Pass location to c_start_case.
13249 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13250 and c_process_expr_stmt.
13251 (c_parser_omp_variable_list): Add location argument.
13252 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13253 (c_parser_omp_clause_default): Same.
13254 (c_parser_omp_clause_if): Same.
13255 (c_parser_omp_clause_num_threads): Same.
13256 (-c_parser_omp_clause_ordered): Same.
13257 (c_parser_omp_clause_reduction): Pass location to
13258 c_parser_omp_variable_list.
13259 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13260 (c_parser_omp_clause_untied): Same.
13261 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13262 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13264 * c-tree.h (check_for_loop_decls, undeclared_variable,
13265 build_component_ref, build_array_ref, build_external_ref,
13266 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13267 build_conditional_expr, build_compound_expr, c_cast_expr,
13268 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13269 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13271 * c-semantics.c (build_stmt): Same.
13272 (build_case_label): Same.
13273 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13274 (undeclared_variable): New argument.
13275 (make_label): Same.
13276 (lookup_label): Pass location on down.
13277 (define_label): Same.
13278 (finish_decl): Same.
13279 (build_compound_literal): Same.
13280 (finish_struct): Same.
13281 (finish_function): Do not set location here.
13282 (check_for_loop_decls): New argument.
13283 * tree.c (save_expr): Set location.
13284 (build_empty_stmt): New argument.
13285 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13286 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13287 * builtins.c (gimplify_va_arg_expr): Use locations.
13288 (expand_builtin_sync_operation): Same.
13289 * c-typeck.c (build_component_ref): New argument.
13290 (build_array_ref): Same.
13291 (build_external_ref): Same.
13292 (c_expr_sizeof_expr): Same.
13293 (c_expr_sizeof_type): Same.
13294 (parser_build_unary_op): Same.
13295 (build_conditional_expr): Same.
13296 (build_compound_expr): Pass location on down.
13297 (build_compound_expr): New argument.
13298 (build_c_cast): Same.
13299 (c_cast_expr): Same.
13300 (build_asm_expr): Same.
13301 (c_finish_return): Same.
13302 (c_process_expr_stmt): Pass location on down.
13303 (c_finish_stmt_expr): New argument.
13304 (push_clenaup): Same.
13305 (c_finish_omp_parallel): Same.
13306 (c_finish_omp_task): Same.
13307 * gimplify.c (gimplify_call_expr): Pass location on down.
13308 * c-omp.c (c_finish_omp_master): New argument.
13309 (c_finish_omp_critical): Same.
13310 (c_finish_omp_ordered): Same.
13311 (c_finish_omp_barrier): Same.
13312 (-c_finish_omp_taskwait): Same.
13313 (c_finish_omp_atomic): Same.
13314 (c_finish_omp_flush): Same.
13315 * tree-inline.c (copy_tree_body_r): Pass location on down.
13316 (inline_forbidden_p): Remove use of input_location.
13317 * c-gimplify.c (c_build_bind_expr): New argument.
13318 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13319 (c_sizeof_or_alignof_type): New argument.
13320 (c_alignof_expr): Same.
13321 (build_va_arg): Same.
13322 (c_add_case_label): Same.
13323 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13324 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13325 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13326 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13327 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13328 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13330 * stub-objc.c (objc_build_selector_expr): Same.
13331 (objc_build_throw_stmt): Same.
13332 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13333 (c_parser_initelt): Same.
13334 (c_parser_compound_statement): Same.
13335 (c_parser_compound_statement_nostart): Same.
13336 (c_parser_label): Same.
13337 (c_parser_statement_after_labels): Same.
13338 (c_parser_if_body): Same.
13339 (c_parser_else_body): Same.
13340 (c_parser_if_statement): Same.
13341 (c_parser_switch_statement): Same.
13342 (c_parser_while_statement): Same.
13343 (c_parser_do_statement): Same.
13344 (c_parser_for_statement): Same.
13345 (c_parser_asm_statement): Same.
13346 (c_parser_conditional_expression): Same.
13347 (c_parser_binary_expression): Same.
13348 (c_parser_cast_expression): Same.
13349 (c_parser_unary_expression): Same.
13350 (c_parser_sizeof_expression): Same.
13351 (c_parser_alignof_expression): Same.
13352 (c_parser_postfix_expression): Same.
13353 (c_parser_expression): Same.
13354 (c_parser_objc_receiver): Same.
13355 (c_parser_omp_variable_list): Same.
13356 (c_parser_omp_structured_block): Same.
13357 (c_parser_omp_atomic): New argument.
13358 (c_parser_omp_barrier): Same.
13359 (c_parser_omp_critical): Same.
13360 (c_parser_omp_flush): Pass location on down.
13361 (c_parser_omp_for_loop): New argument.
13362 (c_parser_omp_for): Same.
13363 (c_parser_omp_master): Same.
13364 (c_parser_omp_ordered): Same.
13365 (c_parser_omp_sections_scope): Same.
13366 (c_parser_omp_sections): Same.
13367 (c_parser_omp_parallel): Same.
13368 (c_parser_omp_single): Same.
13369 (c_parser_omp_task): Same.
13370 (c_parser_omp_taskwait): Pass location on down.
13371 (c_parser_omp_construct): Same.
13372 (c_parser_omp_threadprivate): Same.
13373 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13374 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13375 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13376 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13377 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13378 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13379 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13380 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13381 config/i386/i386.c, stmt.c:
13382 Add location argument to the following function definitions and/or
13383 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13384 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13385 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13386 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13387 do_case, c_finish_bc_stmt, build_compound_literal,
13388 build_function_call.
13389 * c-decl.c (build_compound_literal): Add location argument.
13390 Make all diagnostic calls use location.
13391 (start_struct): Same.
13392 (finish_struct): Same.
13393 (start_enum): Same.
13394 (build_enumerator): Same.
13395 (start_function): Same.
13396 (grokdeclarator): Make all diagnostic calls use location.
13397 (store_parm_decls_oldstyle): Same.
13398 * c-typeck.c (build_function_call): Add location argument.
13399 Make all diagnostic calls use location.
13401 (c_finish_bc_stmt): Same.
13402 * tree-nested.c (get_trampoline_type): Add argument.
13403 Pass location to build_decl.
13404 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13405 * rtl.h (RTL_LOCATION): New.
13406 * c-common.c (c_add_case_label): Add location argument.
13407 Make all diagnostic calls use location.
13408 * c-common.h: Add location argument to make_fname_decl, do_case,
13409 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13410 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13411 Set it appropriately for every case. Pass enum_loc to start_enum
13412 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13414 (c_parser_struct_or_union_specifier): Save location. Use it for
13415 start_struct, finish_struct, and parser_xref_tag.
13417 2009-06-12 Ian Lance Taylor <iant@google.com>
13419 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13421 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13422 cpp_opts->warn_cxx_operator_names.
13424 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13427 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13428 is returns NULL and OP is a VCE, look through the VCE.
13430 2009-06-12 Ian Lance Taylor <iant@google.com>
13433 * collect2.c (main): Use CONST_CAST2 in code inside #if
13434 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13436 2009-06-12 Joey Ye <joey.ye@intel.com>
13438 PR middle-end/39146
13439 * cfgexpand.c (get_decl_align_unit): Update
13440 max_used_stack_slot_alignment with align instead of
13441 stack_alignment_needed.
13443 * function.c (assign_stack_local_1): Update
13444 max_used_stack_slot_alignment with alignment_in_bits instead
13445 of stack_alignment_needed.
13446 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13449 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13451 * dwarf2out.c (last_var_location_insn): New variable.
13452 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13453 (dwarf2out_var_location): Don't record anything after last real
13454 insn. Only change labels if there were any real instructions
13455 in between last note and this one, or if changed sections.
13457 2009-06-11 Richard Henderson <rth@redhat.com>
13459 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13460 note when storing the frame pointer in a register.
13461 (FRP): Don't redefine to nothing for epilogue.
13462 (alpha_expand_epilogue): Mark register and sp restores.
13463 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13465 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13466 when gen_lowpart is needed.
13468 2009-06-11 Richard Henderson <rth@redhat.com>
13470 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13472 * dwarf2out.c (need_data_align_sf_opcode): New.
13473 (div_data_align): Move earlier.
13474 (def_cfa_1, reg_save): Use it.
13476 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13478 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13479 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13480 (ix86_handle_option): Handle OPT_mcrc32.
13481 (ix86_target_string): Add -mcrc32.
13482 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13484 * config/i386/i386.h (TARGET_CRC32): New.
13486 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13487 (sse4_2_crc32di): Likewise.
13489 * config/i386/i386.opt (mcrc32): New.
13491 * doc/invoke.texi: Document -mcrc32.
13493 2009-06-11 Richard Henderson <rth@redhat.com>
13495 * common.opt (gdwarf-): Accept a version number.
13496 * doc/invoke.texi (gdwarf-): Update docs.
13497 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13498 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13499 version level, and record it.
13501 * dwarf2.h (DW_CIE_VERSION): Remove.
13502 * dwarf2out.c (DWARF_VERSION): Remove.
13503 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13504 (output_call_frame_info): Use CIE version 3 for dwarf3,
13505 or if the return register column is out of range for version 1.
13506 (dwarf_stack_op_name): Add all dwarf3 values.
13507 (DEBUG_PUBTYPES_SECTION): New.
13508 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13509 encoding change for dwarf3.
13510 (output_die) [dw_val_class_die_ref]: Likewise.
13511 (output_compilation_unit_header): Emit correct version for dwarf3.
13512 (output_line_info): Likewise.
13513 (output_pubnames): Update for DWARF_VERSION removal.
13514 (output_aranges): Likewise.
13515 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13516 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13517 (dwarf2out_finish): Likewise.
13519 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13521 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13524 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13527 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13528 * builtins.c (expand_builtin_unreachable): New function.
13529 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13530 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13531 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13533 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13534 searching for missing barriers.
13536 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13538 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13539 when -fprofile-generate* was passed.
13540 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13542 2009-06-11 Anthony Green <green@moxielogic.com>
13544 * config/moxie/moxie.md: Define length attribute for all instructions.
13546 (*b<cond:code>): Support limited branch ranges for new PC-relative
13547 branch instructions.
13548 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13550 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13552 * config/i386/i386.c (min_insn_size): Use get_attr_length
13553 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13554 For __asm return 0.
13556 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13557 instead of emit_insn_before.
13559 2009-06-10 Ian Lance Taylor <iant@google.com>
13562 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13565 2009-06-10 Revital Eres <eres@il.ibm.com>
13567 * passes.c (init_optimization_passes): Reschedule
13568 predictive-commoning pass before complete unroll pass.
13570 2009-06-10 Martin Jambor <mjambor@suse.cz>
13572 * cgraph.c (cgraph_node_can_be_local_p): New function.
13573 (cgraph_make_node_local): New function.
13574 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13575 (cgraph_make_node_local): Declare.
13577 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13579 * tree.h (tree_base): Add packed_flag and user_align fields.
13580 Decrease size of spare field.
13581 (TYPE_USER_ALIGN): Use user_align from tree_base.
13582 (DECL_USER_ALIGN): Likewise.
13583 (TYPE_PACKED): Use packed_flag from tree_base.
13584 (DECL_PACKED): Likewise.
13585 (tree_type): Delete packed_flag and user_align fields. Widen
13586 precision field. Widen mode field and shuffle fields to align
13587 mode on an 8-bit boundary.
13588 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13589 Renumber decl_flag_* fields. Fix comments. Widen
13590 decl_common_unused field.
13591 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13592 (DECL_EXTERNAL): Likewise.
13593 (DECL_BIT_FIELD): Likewise.
13594 (DECL_NONADDRESSABLE_P): Likewise.
13595 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13596 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13598 2009-06-10 Ian Lance Taylor <iant@google.com>
13600 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13601 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13602 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13603 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13604 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13605 DEF_VEC_ALLOC_FUNC_P.
13606 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13607 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13608 DEF_VEC_ALLOC_FUNC_O.
13609 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13610 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13611 DEF_VEC_ALLOC_FUNC_I.
13612 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13613 (vec_stack_p_reserve_exact_1): Declare.
13614 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13615 (vec_stack_free): Declare.
13616 (VEC_stack_alloc): Define.
13617 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13618 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13619 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13620 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13622 (stack_vecs): New static variable.
13623 (vec_stack_p_reserve_exact_1): New function.
13624 (vec_stack_o_reserve_1): New static function.
13625 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13626 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13627 (vec_stack_free): New function.
13628 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13629 (VEC_df_ref_stack_alloc): Define.
13630 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13631 DEF_VEC_ALLOC_P_STACK.
13632 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13633 (struct df_collection_rec): Change _vec fields to VEC. Remove
13635 (df_free_collection_rec): Adjust for new fields.
13636 (df_insn_rescan): Use new df_collection_rec fields.
13637 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13638 (df_ref_create_structure, df_ref_record): Likewise.
13639 (df_get_conditional_uses, df_get_call_refs): Likewise.
13640 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13641 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13642 (df_record_exit_block_uses, df_bb_verify): Likewise.
13643 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13644 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13645 Remove count parameter. Change return type to void. Change all
13647 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13648 Remove count parameter. Change return type to void. Change all
13650 (df_install_refs): Change old_vec parameter to VEC. Remove count
13651 parameter. Change all callers.
13652 (df_install_mws): Change old_vec parameter to VEC. Remove count
13653 parameter. Change all callers.
13654 (df_refs_verify): Change new_rec parameter to VEC. Change call
13656 (df_mws_verify): Likewise.
13658 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13660 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13662 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13664 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13666 2009-06-10 Anthony Green <green@moxielogic.com>
13668 * config/moxie/crti.asm: New file.
13669 * config/moxie/crtn.asm: New file.
13670 * config/moxie/moxie.c: New file.
13671 * config/moxie/moxie.h: New file.
13672 * config/moxie/sfp-machine.h: New file.
13673 * config/moxie/moxie-protos.h: New file.
13674 * config/moxie/t-moxie: Created.
13675 * config/moxie/t-moxie-softfp: Created.
13676 * config/moxie/moxie.md: Created.
13677 * config/moxie/constraints.md: Created.
13678 * config.gcc: Add moxie support.
13679 * doc/md.texi (Machine Constraints): Add moxie constraints.
13680 * doc/contrib.texi (Contributors): Mention moxie port.
13681 * doc/install.texi (Specific): Mention the moxie port.
13683 2009-06-09 Ian Lance Taylor <iant@google.com>
13685 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13686 compiling with C++.
13687 * optabs.c (optab_table): Only use designated initializers if
13688 HAVE_DESIGNATED_INITIALIZERS is defined.
13689 (convert_optab_table): Likewise.
13690 (init_optabs): Always call init_insn_codes if
13691 HAVE_DESIGNATED_INITIALIZERS is not defined.
13693 2009-06-09 Ian Lance Taylor <iant@google.com>
13695 * targhooks.c (default_builtin_vectorized_function): Change fn
13696 parameter to unsigned int.
13697 (default_builtin_vectorized_conversion): Change code parameter to
13699 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13700 * targhooks.h: Update declarations.
13701 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13702 parameter to unsigned int.
13704 * c-typeck.c (comptypes_check_enum_int): New static function.
13705 (comptypes_internal): Add enum_and_int_p parameter. Change all
13707 (comp_target_types): Add location parameter. Change all callers.
13708 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13709 Change all callers.
13710 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13711 (build_conditional_expr): Add colon_loc parameter. Change all
13713 (convert_for_assignment): Add location parameter. Change all callers.
13714 * c-parser.c (c_parser_conditional_expression): Pass location of
13715 colon to build_conditional_expr.
13716 * c-tree.h (build_conditional_expr): Update declaration.
13718 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13720 * graphite.c: Revert previous patch.
13722 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13725 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13727 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13729 * tree-ssa-loop-prefetch.c
13730 (loop_prefetch_arrays): Fixed a portability problem in printf format
13733 2009-06-09 Martin Jambor <mjambor@suse.cz>
13735 PR tree-optimization/40351
13736 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13737 refrence to a potential artifical subaccess can be constructed.
13739 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13741 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13742 (sh_override_options): Likewise.
13743 * config/sh/sh.c: Include params.h.
13744 (sh_optimization_options): New.
13745 (sh_override_options): Likewise.
13746 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13747 (OVERRIDE_OPTIONS): Use sh_override_options.
13749 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13751 * dwarf2out.c (emit_cfa_remember): New variable.
13752 (add_fde_cfi): If emit_cfa_remember, recurse to add
13753 DW_CFA_remember_state first.
13754 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13755 instead just set emit_cfa_remember.
13757 2009-06-08 Jan Hubicka <jh@suse.cz>
13760 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13762 2009-06-08 Jan Hubicka <jh@suse.cz>
13764 PR middle-end/39834
13765 * cgraphunit.c (save_inline_function_body): Do not copy transform
13766 hooks for saved inline bodies.
13767 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13768 for given function.
13770 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13772 * jump.c (returnjump_p): Handle delayed branches. Add missing
13775 2009-06-08 Jan Hubicka <jh@suse.cz>
13777 PR middle-end/40102
13778 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13779 original node might've been modified.
13780 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13782 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13784 * tree-object-size.c (addr_object_size): Add OSI argument.
13785 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13786 (compute_builtin_object_size, expr_object_size): Adjust callers.
13787 (plus_stmt_object_size): Call addr_object_size instead of
13788 compute_builtin_object_size.
13790 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13791 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13793 * tree-ssa-loop-prefetch.c
13794 (gather_memory_references): Introduced a counter for the number of
13796 (anything_to_prefetch_p): Introduced a counter for the number of
13798 (is_loop_prefetching_profitable): New function with a cost model
13800 (loop_prefetch_arrays): Use the new cost model to determine if
13801 prefetching is profitable.
13802 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13803 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13804 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13805 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13806 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13807 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13809 2009-06-08 Michael Matz <matz@suse.de>
13812 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13813 partitions use the same.
13814 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13815 for basevars of SSA_NAMEs.
13816 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13817 to not expand them twice.
13818 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13821 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13823 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13824 (fdump-final-insns=, gtoggle): New.
13825 * doc/invoke.texi: Document them.
13826 * final.c (rest_of_clean_state): Dump final insn stream.
13827 * gcc.c (invoke_as): Hook in -fcompare-debug.
13828 (static_spec_functions): Add compare-debug-dump-opt,
13829 compare-debug-self-opt and compare-debug-auxbase-opt.
13830 (compare_debug, compare_debug_second, compare_debug_opt): New.
13831 (switches_debug_check, n_switches_debug_check): New.
13832 (debug_auxbase_opt, debug_check_temp_file): New.
13833 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13835 (do_self_spec): Handle arguments after switches.
13836 (do_spec_1): Add .gk extension to temp file basenames for compare.
13837 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13838 (cc1_options): Use it instead of normal auxbase computation for
13839 the second compare-debug compilation.
13840 (compare_files): New.
13841 (main): Set up and implement compare debug mode.
13842 (compare_debug_dump_opt_spec_function): New.
13843 (compare_debug_self_opt_spec_function): New.
13844 (compare_debug_auxbase_opt_spec_function): New.
13845 * toplev.c (process_options): Handle flag_gtoggle,
13846 flag_dump_final_insns.
13847 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13848 during -fcompare-debug-second compilation.
13850 2009-06-07 Ian Lance Taylor <iant@google.com>
13852 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13853 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13855 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13856 with no default node. Change warning with %H to warning_at.
13857 Don't clear warn_switch around case checking.
13858 * doc/invoke.texi (Warning Options): Clarify distinction between
13859 -Wswitch and -Wswitch-enum.
13861 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13863 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13865 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13867 * gbl-ctors.h: Add header guard.
13869 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13871 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13872 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13873 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13874 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13875 prototypes for removed functions.
13876 (expressions_equal_p): Move to ...
13877 * tree-ssa-sccvn.h: ... here and ...
13878 * matrix-reorg.c: ... adjust includes.
13880 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13882 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13884 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13886 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13887 (finish_function): Remove erroneous whitespace.
13889 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13891 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13892 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13894 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13896 * errors.c (internal_error): Commentary typo fix.
13897 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13898 * tree-ssa-pre.c: Ditto.
13900 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13902 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13903 them is supposed to hold actual statements.
13905 2009-06-06 Ian Lance Taylor <iant@google.com>
13907 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13908 empty statements can now have attributes.
13910 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13912 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13913 * config/mips/mips.md: Ditto.
13915 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13917 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13919 (__eabi_uconvert): Likewise.
13921 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13923 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13924 CFI_* definitions with IN_GCC.
13926 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13928 * xcoffout.h (xcoffout_source_line): Update prototype.
13930 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13932 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13933 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13935 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13937 PR middle-end/40340
13938 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13939 inlined_function_outer_scope_p blocks for artificial inlines
13941 * tree.c (tree_nonartificial_location): Rewrite using
13942 block_nonartificial_location.
13944 2009-06-05 Revital Eres <eres@il.ibm.com>
13945 Leehod Baruch <leehod@il.ibm.com>
13947 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13948 (expand_expr_real_1): Remove comment.
13949 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13950 Vectorize misaligned access when the target supports it.
13951 (vect_supportable_dr_alignment): Check for unaligned access support.
13952 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13955 2009-06-05 Julian Brown <julian@codesourcery.com>
13957 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13958 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13960 2009-06-05 Richard Guenther <rguenther@suse.de>
13963 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13964 as possibly unused.
13966 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13968 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13969 (save_gprs): Don't tell unwinder when a global register is saved.
13970 (s390_emit_epilogue): Emit needed epilogue unwind info.
13972 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13974 * dwarf2out.c (deferred_asm_name): New.
13975 (add_name_and_src_coords_attributes): Defer creation of
13976 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13978 (move_linkage_attr): New.
13979 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13982 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13984 * tree-nested.c (finalize_nesting_tree_1): Declare the
13985 frame_decl in the binding tree.
13987 2009-06-04 Cary Coutant <ccoutant@google.com>
13989 * basic-block.h (struct basic_block_def): Add discriminator field.
13990 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13992 * debug.c (do_nothing_debug_hooks): Add additional entry.
13993 (debug_nothing_int_charstar_int): New function.
13994 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13995 (debug_nothing_int_charstar_int): New declaration.
13996 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13997 discriminator value in .loc directive.
13998 * final.c (last_discriminator): New variable.
13999 (discriminator): New variable.
14000 (final_start_function): Initialize above variables, pass current
14001 discriminator to debug hook.
14002 (notice_source_line): Check for discriminator change.
14003 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14004 * sdbout.c (sdbout_source_line): New parameter.
14005 * tree-cfg.c (struct locus_discrim_map): New structure type.
14006 (discriminator_per_locus): New hash table.
14007 (build_gimple_cfg): Allocate and free discriminator hash table.
14008 (make_edges): Call assign_discriminator.
14009 (locus_map_hash): New function.
14010 (locus_map_eq): New function.
14011 (next_discriminator_for_locus): New function.
14012 (same_line_p): New function.
14013 (assign_discriminator): New function.
14014 (make_cond_expr_edges): Call assign_discriminator.
14015 (make_gimple_switch_edges): Likewise.
14016 (first_non_label_stmt): New function.
14017 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14019 * xcoffout.c (xcoffout_source_line): Add new parameter.
14021 * configure.ac (gcc_cv_as_discriminator): New configury check for
14022 gas support for discriminator.
14023 * configure: Regenerate.
14024 * config.in: Regenerate.
14026 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14028 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14029 val after checking for integers.
14031 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14033 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14035 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14036 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14037 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14038 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14039 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14040 X64_SSE_REGPARM_MAX.
14041 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14042 X64_SSE_REGPARM_MAX.
14044 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14046 * gcc.c (report_times_to_file): New.
14047 (execute): Implement it.
14048 (process_command): Support -time=.
14049 * doc/invoke.texi: Document it.
14051 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14053 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14054 that have value exprs.
14056 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14058 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14059 declarations for constants until...
14060 (dw2_output_indirect_constant_1): ... this point.
14062 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14065 * arm.md (arm_addsi3): Don't try to split an add with an
14066 eliminable register until after reload has completed.
14068 2009-06-03 Ian Lance Taylor <iant@google.com>
14070 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14071 * genattrtab.c (write_length_unit_log): Likewise.
14072 * genchecksum.c (dosum): Likewise.
14073 * gengtype.c (write_rtx_next): Likewise.
14074 (finish_root_table, write_roots): Likewise.
14075 * gimple.c (gimple_ops_offset_): Likewise.
14076 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14077 * config/arc/arc.c (arc_attribute_table): Likewise.
14078 * config/arm/arm.c (arm_attribute_table): Likewise.
14079 * config/avr/avr.c (avr_attribute_table): Likewise.
14080 * config/crx/crx.c (crx_attribute_table): Likewise.
14081 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14082 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14083 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14084 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14085 * config/sh/sh.c (sh_attribute_table): Likewise.
14086 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14087 * config/spu/spu.c (spu_attribute_table): Likewise.
14088 * config/v850/v850.c (v850_attribute_table): Likewise.
14090 * config/alpha/alpha.c (vms_attribute_table): Make static.
14091 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14092 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14093 * config/mips/mips.c (mips_attribute_table): Likewise.
14095 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14097 (cc1-checksum.o): Likewise.
14099 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14101 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14103 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14105 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14106 insn if it is changing sp. Use gen_add3_insn instead of
14107 conditionally gen_addsi3 and gen_adddi3.
14108 (offset_below_red_zone_p): New static inline function.
14109 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14110 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14111 * config/rs6000/ppc-asm.h: Include auto-host.h.
14112 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14113 CFI_RESTORE): Define.
14114 * config/rs6000/crtresxgpr.asm: Add unwind info.
14115 * config/rs6000/crtresxfpr.asm: Likewise.
14116 * config/rs6000/crtresgpr.asm: Likewise.
14117 * config/rs6000/crtresfpr.asm: Likewise.
14118 * config/rs6000/crtsavgpr.asm: Likewise.
14119 * config/rs6000/crtsavfpr.asm: Likewise.
14121 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14122 argument of DWARF2_FRAME_REG_OUT macros.
14124 2009-06-03 Julian Brown <julian@codesourcery.com>
14126 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14127 words or less (including TImode) in core registers.
14129 2009-06-03 Richard Guenther <rguenther@suse.de>
14131 PR middle-end/40328
14132 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14134 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14136 * statistics.c (statistics_counter_event): Do not record event
14137 in pass dump if its number == -1.
14138 (curr_statistics_hash): Add assert that we never get passes
14139 with static number == -1.
14141 2009-06-03 Richard Guenther <rguenther@suse.de>
14142 Andrey Belevantsev <abel@ispras.ru>
14144 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14145 non-BLKmode arrays addressable.
14147 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14149 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14150 * config/m68k/m68k.h: ... here.
14152 2009-06-03 Martin Jambor <mjambor@suse.cz>
14154 PR tree-optimization/40323
14155 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14158 2009-06-03 Richard Guenther <rguenther@suse.de>
14160 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14163 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14165 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14166 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14167 JUMP_TABLE_DATA_P where applicable.
14168 * config/sh/sh.c: Ditto.
14169 * config/sh/sh.h: Ditto.
14170 * config/sh/sh.md: Ditto.
14171 * config/sh/symbian.c: Ditto.
14173 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14175 * config/i386/driver-i386.c (describe_cache): Optimize
14176 concatenation of strings. Use snprintf instead of sprintf.
14177 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14178 target when not compiling with GCC.
14180 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14182 * config/sh/sh.c: Revert last change.
14183 (sh_expand_epilogue): Emit a blockage insn before the frame
14184 pointer adjustment unconditionally.
14186 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14188 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14189 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14190 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14191 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14192 to COLLECT_GCC_OPTIONS.
14194 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14196 * collect2.c (target_system_root): New variable.
14197 (main): Handle --sysroot=.
14198 (ignore_library): Strip the sysroot from the library path.
14200 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14202 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14203 (collect2.o): Depend on collect2-aix.h.
14204 (collect2-aix.o): New rule.
14205 * collect2-aix.h: New file.
14206 * collect2-aix.c: Likewise.
14207 * collect2.c: Include collect2-aix.h. Don't undefine
14208 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14209 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14210 Use TARGET_AIX_VERSION instead of _AIX51.
14211 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14212 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14213 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14214 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14215 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14217 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14219 * collect2.c (ignore_library): Avoid premature post-increment
14220 and null deference.
14222 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14224 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14225 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14226 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14227 CROSS_DIRECTORY_STRUCTURE too.
14228 (LINK_LIBG_SPEC): Likewise.
14229 (LIB_SPEC): Add %R to sysroot paths.
14230 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14231 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14232 * config/rs6000/aix51.h: As for aix43.h.
14233 * config/rs6000/aix52.h: Likewise.
14234 * config/rs6000/aix53.h: Likewise.
14235 * config/rs6000/aix61.h: Likewise.
14236 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14237 to the beginning of sysroot paths.
14239 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14241 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14242 INSN_LISTs that are out of the REG_NOTE range.
14244 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14246 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14247 (struct var_to_expand): Likewise.
14248 (struct opt_info): Add head and tail for linked lists of the above.
14249 (analyze_insn_to_expand_var): Initialize next.
14250 (analyze_iv_to_split_insn): Likewise.
14251 (analyze_insns_in_loop): Create linked lists.
14252 (allocate_basic_variable): Simplify for use without hash table.
14253 (insert_var_expansion_initialization): Likewise, make it type-safer.
14254 (combine_var_copies_in_loop_exit): Likewise.
14255 (apply_opt_in_copies): Walk lists rather than hash tables.
14256 (release_var_copies): Simplified and inlined by hand into...
14257 (free_opt_info): ... this function.
14259 2009-06-02 Richard Guenther <rguenther@suse.de>
14261 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14264 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14266 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14267 only for builtins that are not overridden.
14269 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14271 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14274 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14276 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14278 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14280 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14282 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14284 * common.opt (fdump-unnumbered-links): New.
14285 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14286 * print-rtl.c (flag_dump_unnumbered_links): New.
14287 (print_rtx): Test it.
14289 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14291 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14292 push/pop multiple to 8-byte alignment.
14294 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14296 * config/i386/i386.c (queued_cfa_restores): New static variable.
14297 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14299 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14300 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14301 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14302 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14303 note unconditionally.
14304 (ix86_emit_restore_regs_using_mov): Likewise.
14305 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14306 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14307 it through to ix86_emit_restore_reg_using_pop.
14308 (ix86_emit_leave): Add RED_OFFSET argument. Call
14309 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14310 instead of adding REG_CFA_OFFSET note unconditionally.
14311 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14312 the above functions. Call ix86_add_queued_cfa_restore_notes when
14315 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14316 force output of the label even for dwarf2out_do_cfi_asm.
14317 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14318 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14319 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14321 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14322 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14323 dwarf2out_cfi_label callers.
14324 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14325 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14326 Adjust dwarf2out_cfi_label callers.
14327 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14329 * config/i386/i386.h (struct machine_cfa_state,
14330 struct machine_function): Guard with ifndef USED_FOR_TARGET
14331 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14334 * emutls.c (__emutls_get_address): Change arr->size to mean number
14335 of allocated arr->data entries instead of # of slots + 1.
14337 PR middle-end/40316
14338 * recog.c (peep2_reinit_state): New function.
14339 (peephole2_init_state): Use it at the end of a basic block and also
14340 when seeing a RTX_FRAME_RELATED_P insn.
14342 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14344 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14345 fixuns_truncrfdi2): New.
14346 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14347 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14348 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14349 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14350 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14351 *recip_approx): Remove.
14352 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14353 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14354 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14356 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14359 2009-06-01 Ian Lance Taylor <iant@google.com>
14361 * attribs.c (register_attribute): Use CONST_CAST.
14362 * collect2.c (main): Use CONST_CAST2.
14363 (scan_prog_file): Likewise.
14364 * gcc.c (process_command, main): Likewise.
14365 * toplev.c (toplev_main): Likewise.
14367 * c-typeck.c (handle_warn_cast_qual): New static function,
14368 partially broken out of build_c_cast.
14369 (build_c_cast): Call handle_warn_cast_qual.
14370 * doc/invoke.texi (Warning Options): Document new effect of
14373 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14375 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14376 (diagnostic_report_current_module): Print columns.
14377 * common.opt (flag_show_column): Enable by default.
14379 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14381 * alias.c (find_base_term): Check for NULL term before returning.
14383 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14385 Revert due to PR40320:
14386 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14387 * calls.c (emit_library_call_value_1): Don't force_operand for move
14390 2009-06-01 Olivier Hainque <hainque@adacore.com>
14391 Eric Botcazou <ebotcazou@adacore.com>
14393 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14394 to be processed as a bitfield for constructor output purposes.
14395 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14397 * varasm.c (oc_local_state): New type, output_constructor
14398 local state to support communication with helpers.
14399 (oc_outer_state): New type, output_constructor outer state of
14400 relevance in recursive calls.
14401 (output_constructor_array_range): New output_constructor helper,
14402 extracted code for an array range element.
14403 (output_constructor_regular_field): New output_constructor helper,
14404 extracted code for an element that is not a bitfield.
14405 (output_constructor_bitfield): New output_constructor helper,
14406 extracted code for a bitfield element. Accept an OUTER state
14407 argument for recursive processing. Recurse on record or array
14408 CONSTRUCTOR values, possibly past noop conversions.
14409 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14410 VALUE is a valid constant-valued expression for use in a static
14411 bit-field initializer.
14412 (output_constructor): Rework to use helpers. Accept and honor an
14413 OUTER state argument for recursive calls. Return total size. Be
14414 prepared for nested constructors initializing bitfields.
14415 (output_constant): Feed OUTER in calls to output_constructor.
14417 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14419 * calls.c (emit_library_call_value_1): Don't force_operand for move
14422 2009-06-01 Nick Clifton <nickc@redhat.com>
14424 * doc/invoke.texi (IA-64 Options): Fix typo.
14426 2009-06-01 Ira Rosen <irar@il.ibm.com>
14428 PR tree-optimization/39129
14429 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14431 (vect_do_peeling_for_loop_bound): Use
14432 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14433 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14434 (vect_loop_versioning): Likewise.
14435 (vect_create_cond_for_alias_checks): Fix indentation.
14436 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14438 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14439 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14440 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14441 "control flow in loop".
14442 (vect_estimate_min_profitable_iters): Use
14443 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14444 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14445 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14446 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14447 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14448 statement belongs to a group of strided accesses with the exact code
14450 (vectorizable_load): Likewise.
14451 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14452 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14454 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14456 * config/freebsd-stdint.h: New file.
14457 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14458 Add freebsd-stdint.h to tm_file.
14460 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14462 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14463 (thumb2_extendhidi2): Likewise.
14465 2009-05-31 Ian Lance Taylor <iant@google.com>
14467 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14469 2009-05-31 Ian Lance Taylor <iant@google.com>
14471 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14472 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14473 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14475 2009-05-31 Jason Merrill <jason@redhat.com>
14477 * tree-pretty-print.c (print_call_name): Take the callee, not the
14478 call itself. Make non-static. Use dump_function_name for functions.
14479 (dump_generic_node): Adjust.
14480 * diagnostic.h: Declare print_call_name.
14481 * gimple-pretty-print.c (dump_gimple_call): Use it.
14483 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14485 * config/sh/sh.md (ashldi3_std): New define_expand.
14488 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14491 * config/sh/sh.c: Include debug.h.
14492 (sh_expand_epilogue): Emit a blockage insn before the frame
14493 pointer adjustment also when dwarf2out_do_frame returns true.
14495 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14497 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14498 (thumb2_extendqidi2): New pattern.
14500 2009-05-31 Ira Rosen <irar@il.ibm.com>
14502 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14503 mark phis for renaming.
14504 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14505 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14506 Call mark_sym_for_renaming.
14507 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14508 * tree-vect-loop.c (vect_transform_loop): Remove
14509 vect_memsyms_to_rename initialization and a call to
14510 mark_set_for_renaming.
14512 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14514 PR middle-end/40304
14515 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14516 frame related even if !set_cfa && style < 0.
14518 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14520 * config/i386/mingw-tls.c: New file.
14521 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14522 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14523 defining _WIN32 but not __CYGWIN__.
14525 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14527 * configure.ac: Add MPC support.
14529 * config.in, configure: Regenerate.
14531 2009-05-29 Richard Henderson <rth@redhat.com>
14533 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14534 NOTE_INSN_BASIC_BLOCK.
14535 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14536 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14537 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14539 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14541 (add_cfi): Disable check redefining cfa away from drap.
14542 (lookup_cfa_1): Add remember argument; handle remember/restore.
14543 (lookup_cfa): Pass remember argument.
14544 (cfa_remember): New.
14545 (compute_barrier_args_size_1): Remove sibcall check.
14546 (dwarf2out_frame_debug_def_cfa): New.
14547 (dwarf2out_frame_debug_adjust_cfa): New.
14548 (dwarf2out_frame_debug_cfa_offset): New.
14549 (dwarf2out_frame_debug_cfa_register): New.
14550 (dwarf2out_frame_debug_cfa_restore): New.
14551 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14552 (dwarf2out_begin_epilogue): New.
14553 (dwarf2out_frame_debug_restore_state): New.
14554 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14555 DW_CFA_restore_state.
14556 (output_cfi_directive): Likewise.
14557 (convert_cfa_to_fb_loc_list): Likewise.
14558 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14559 * dwarf2out.h: Update.
14560 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14561 (copy_insn_1): Early out for null.
14562 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14563 and dwarf2out_frame_debug_restore_state.
14564 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14565 (prologue_insn_hash, epilogue_insn_hash): New.
14566 (free_after_compilation): Adjust freeing accordingly.
14567 (record_insns): Create hash table if needed; push insns into
14568 hash instead of array.
14569 (maybe_copy_epilogue_insn): New.
14570 (contains): Search hash table instead of array.
14571 (sibcall_epilogue_contains): Remove.
14572 (thread_prologue_and_epilogue_insns): Split eh_return insns
14573 and mark them as epilogues.
14574 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14575 scanning in terms of basic blocks.
14576 * insn-notes.def (CFA_RESTORE_STATE): New.
14577 * jump.c (returnjump_p_1): Accept EH_RETURN.
14578 (eh_returnjump_p_1, eh_returnjump_p): New.
14579 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14580 CFA_REGISTER, CFA_RESTORE): New.
14581 * rtl.def (EH_RETURN): New.
14582 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14584 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14585 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14587 * config/i386/i386.c (gen_push): Update cfa state.
14588 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14589 add a CFA_ADJUST_CFA note.
14590 (ix86_dwarf_handle_frame_unspec): Remove.
14591 (ix86_expand_prologue): Update cfa state.
14592 (ix86_emit_restore_reg_using_pop): New.
14593 (ix86_emit_restore_regs_using_pop): New.
14594 (ix86_emit_leave): New.
14595 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14596 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14597 * config/i386/i386.h (struct machine_cfa_state): New.
14598 (ix86_cfa_state): New.
14599 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14600 (eh_return_internal): Merge from eh_return_<mode>,
14601 use eh_return rtx, split w/ epilogue.
14603 2009-05-29 Ian Lance Taylor <iant@google.com>
14605 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14607 * calls.c (emit_library_call_value_1): Likewise.
14609 * c-typeck.c (c_build_va_arg): New function.
14610 * c-tree.h (c_build_va_arg): Declare.
14611 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14612 instead of build_va_arg.
14614 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14616 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14617 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14618 (ptr_difference_cost): Use affine combinations to compute it.
14619 (difference_cost): Likewise.
14620 (get_computation_cost_at): Compute more accurate cost for addresses
14621 if the ratio is a multiplier allowed in addresses.
14622 For non-addresses, consider that an additional offset or symbol is
14625 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14627 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14628 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14630 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14631 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14632 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14634 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14635 to 1 for TYPE_SSE{IADD1,CVT1}.
14636 (prefix_vex_imm8): Removed.
14637 (length_vex): Only pass 1 as second argument to
14638 ix86_attr_length_vex_default if prefix_extra is 0.
14639 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14640 (length): For prefix vex computation use length_immediate
14641 attribute instead of prefix_vex_imm8.
14642 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14643 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14644 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14645 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14646 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14647 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14648 a space in between the operands.
14649 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14650 if one operand is 0xff and the other one si, di, bp or sp.
14651 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14652 other one si, di, bp or sp.
14653 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14654 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14655 type and mode attributes.
14656 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14657 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14658 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14659 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14660 prefix_data16 attribute iff MODE_DF.
14661 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14662 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14663 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14664 constm128_operand in length_immediate computation.
14665 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14666 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14667 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14668 length_immediate attribute to 1.
14669 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14670 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14671 for certain alternatives.
14672 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14673 prefix_data16 attribute if MODE_V1DF.
14674 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14675 length_immediate to 1.
14676 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14677 length_address to 4, set mode attribute to MODE_DI.
14678 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14679 (fxam<mode>2_i387): Set length attribute to 4.
14680 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14681 *prefetch_3dnow_rex): Override length_address attribute.
14682 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14684 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14685 (constm128_operand): Removed.
14686 * config/i386/i386.c (memory_address_length): For
14687 disp && !index && !base in 64-bit mode account for SIB byte if
14688 print_operand_address can't optimize disp32 into disp32(%rip)
14689 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14690 for fs: or gs: segment.
14691 (ix86_attr_length_immediate_default): When checking if shortform
14692 is possible, truncate immediate to the length of the non-shortened
14694 (ix86_attr_length_address_default): Ignore MEM_P operands
14696 (ix86_attr_length_vex_default): Only check for DImode on
14697 GENERAL_REG_P operands.
14698 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14699 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14700 (sse_cvttps2pi): Clear prefix_rep attribute.
14701 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14703 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14704 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14705 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14706 iff operand 2 is const_int_operand.
14707 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14708 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14709 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14711 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14713 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14714 prefix_data16 attribute for movlpd and movhpd instructions.
14715 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14716 length_immediate for shufpd instruction.
14717 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14718 (avx_cmpp<avxmodesuffixf2c><mode>3,
14719 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14720 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14721 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14722 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14723 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14724 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14725 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14726 prefix_data16 attribute for the first alternative to 1.
14727 (*avx_loadlps): Override length_immediate for the first alternative.
14728 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14729 attributes for second alternative.
14730 (*vec_concatv2sf_sse4_1): Override length_immediate and
14731 prefix_data16 attributes for second alternative.
14732 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14733 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14734 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14735 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14736 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14737 prefix_data16 and length_immediate to 1.
14738 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14740 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14741 prefix_extra attribute for variants that don't have 0f prefix alone.
14742 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14743 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14744 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14745 *sse4_1_pextrd): Set length_immediate to 1.
14746 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14747 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14749 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14750 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14751 length_immediate to 1 for second alternative.
14752 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14753 prefix_extra and length_immediate attributes for the first
14755 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14757 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14758 to 1 for the first and third alternative.
14759 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14761 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14763 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14765 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14766 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14767 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14768 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14769 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14770 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14771 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14772 ssse3_psign<mode>3): Override prefix_rex attribute.
14773 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14774 (ssse3_palignrti): Override length_immediate to 1.
14775 (ssse3_palignrdi): Override length_immediate to 1, override
14776 prefix_rex attribute.
14777 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14778 (sse4a_extrqi): Override length_immediate to 2.
14779 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14780 (sse4a_insertq): Override prefix_data16 to 0.
14781 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14782 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14783 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14784 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14785 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14786 and length_immediate to 1.
14787 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14788 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14789 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14790 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14791 and length_immediate to 1.
14792 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14793 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14794 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14795 avx_ptest256): Override prefix_extra to 1.
14796 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14797 Override prefix_data16 and length_immediate to 1.
14798 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14799 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14800 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14801 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14802 prefix_data16 to 0 and prefix_extra to 2.
14803 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14804 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14806 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14807 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14808 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14809 and prefix_extra to 2.
14810 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14811 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14812 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14813 avx_vpermilvar<mode>3,
14814 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14815 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14816 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14817 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14818 Override prefix_extra to 1.
14819 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14820 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14821 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14822 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14823 prefix_extra and length_immediate to 1.
14824 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14826 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14827 to 1 for the first alternative.
14828 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14829 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14831 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14832 *movv2sf_internal_avx, *movv2sf_internal): Override
14833 prefix_rep attribute for certain alternatives.
14834 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14835 attributes for certain alternatives.
14836 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14837 attributes for certain alternatives.
14838 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14839 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14840 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14841 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14842 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14843 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14844 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14845 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14846 length_immediate to 1 if operand 2 is const_int_operand.
14847 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14848 *vec_extractv2si_1): Set length_immediate attribute to 1.
14849 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14850 using old 3DNOW insn rather than SSE/3DNOW_A.
14851 (mmx_emms, mmx_femms): Clear modrm attribute.
14853 2009-05-29 Martin Jambor <mjambor@suse.cz>
14855 * tree-sra.c: New implementation of SRA.
14857 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14858 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14859 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14860 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14861 (SRA_MAX_STRUCTURE_COUNT): Removed.
14862 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14863 * doc/invoke.texi (sra-max-structure-size): Removed.
14864 (sra-field-structure-ratio): Removed.
14866 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14868 PR middle-end/40291
14869 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14872 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14874 PR rtl-optimization/40101
14875 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14876 seqno. Adjust comment.
14877 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14878 inserting bookkeeping before a jump, the jump is not scheduled.
14879 When no positive seqno found, provide a value. Add comment.
14881 2009-05-29 Richard Guenther <rguenther@suse.de>
14883 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14884 short-cutting on the first component.
14886 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14888 PR middle-end/39958
14889 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14890 for trees other than decls/types.
14892 2009-05-29 Richard Guenther <rguenther@suse.de>
14894 * tree-ssa-operands.c (get_expr_operands): Do not handle
14895 INDIRECT_REFs in the handled-component case. Remove
14896 unused get_ref_base_and_extent case.
14897 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14898 tree_low_cst and host_integerp where possible.
14899 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14900 codes for equivalence.
14901 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14903 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14905 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14906 to tmake_file for i[34567]86-*-cygwin*.
14908 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14911 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14912 (altivec_categorize_keyword, init_vector_keywords,
14913 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14916 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14918 * tree.c (handle_dll_attribute): Check if node is
14919 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14921 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14923 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14925 (thumb2_zero_extendqidi2): Likewise.
14927 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14929 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14930 instead of gen_movrt.
14931 * config/sh/sh.md (movrt): Remove.
14933 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14935 * doc/invoke.texi (IA-64 Options):
14936 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14937 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14938 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14939 -msched-prefer-non-control-spec-insns,
14940 -msched-stop-bits-after-every-cycle,
14941 -msched-count-spec-in-critical-path,
14942 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14943 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14944 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14945 and -msched-spec-verbose.
14947 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14949 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14950 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14952 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14954 2009-05-28 Richard Guenther <rguenther@suse.de>
14956 * tree-ssa-alias.c (ao_ref_init): New function.
14957 (ao_ref_base): Likewise.
14958 (ao_ref_base_alias_set): Likewise.
14959 (ao_ref_alias_set): Likewise.
14960 (refs_may_alias_p_1): Change signature.
14961 (refs_may_alias_p): Adjust.
14962 (refs_anti_dependent_p): Likewise.
14963 (refs_output_dependent_p): Likewise.
14964 (call_may_clobber_ref_p_1): Change signature.
14965 (call_may_clobber_ref_p): Adjust.
14966 (stmt_may_clobber_ref_p_1): New function split out from ...
14967 (stmt_may_clobber_ref_p): ... here.
14968 (maybe_skip_until): Adjust signature.
14969 (get_continuation_for_phi): Likewise.
14970 (walk_non_aliased_vuses): Likewise.
14971 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14972 (ao_ref_init): Declare.
14973 (ao_ref_base): Likewise.
14974 (ao_ref_alias_set): Likewise.
14975 (stmt_may_clobber_ref_p_1): Likewise.
14976 (walk_non_aliased_vuses): Adjust.
14977 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14978 (get_ref_from_reference_ops): remove.
14979 (vn_reference_lookup_2): Adjust signature.
14980 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14981 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14982 (vn_reference_lookup): Adjust.
14983 (vn_reference_insert): Likewise.
14984 (vn_reference_insert_pieces): Adjust signature.
14985 (visit_reference_op_call): Adjust.
14986 * tree-ssa-pre.c (get_expr_type): Simplify.
14987 (phi_translate_1): Adjust.
14988 (compute_avail): Likewise.
14989 (translate_vuse_through_block): Do not re-build trees.
14990 (value_dies_in_block_x): Likewise.
14991 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14993 (vn_reference_lookup_pieces): Adjust declaration.
14994 (vn_reference_insert_pieces): Likewise.
14996 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14998 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14999 with checking disabled.
15001 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15005 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15006 macro definition for support of three-operand format aligned
15007 .comm directive in assembler on cygwin/pe/mingw target OS.
15008 * configure: Regenerate.
15009 * config.h: Regenerate.
15011 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15012 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15013 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15015 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15016 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15018 2009-05-28 Ira Rosen <irar@il.ibm.com>
15020 PR tree-optimization/40254
15021 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15022 in analysis of basic blocks.
15024 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15026 PR middle-end/33699
15027 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15028 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15029 (TARGET_INITIALIZER): Use it.
15030 * cse.c (CHEAPER): Move it up to the other macros.
15031 (insert): Rename this ...
15032 (insert_with_costs): ... to this. Add cost parameters. Update
15034 (insert): New function. Call insert_with_costs.
15035 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15036 find_reg_offset_for_const, try_const_anchors): New functions.
15037 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15038 when using a const-anchor. Call insert_const_anchors.
15039 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15040 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15042 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15044 * tree-inline.c (remap_decls): Enable nonlocalized variables
15045 when not optimizing.
15047 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15049 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15050 Simplify other tests involving optimize.
15052 2009-05-27 Tom Tromey <tromey@redhat.com>
15054 * unwind-dw2.c (_Unwind_DebugHook): New function.
15055 (uw_install_context): Call _Unwind_DebugHook.
15057 2009-05-27 Tom Tromey <tromey@redhat.com>
15059 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15061 2009-05-27 Ian Lance Taylor <iant@google.com>
15063 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15064 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15065 (ALL_LINKERFLAGS): Define.
15066 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15067 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15068 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15069 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15070 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15071 $(LINKER_FOR_BUILD).
15072 (build/gcov-iov$(build_exeext)): Likewise.
15074 2009-05-27 Julian Brown <julian@codesourcery.com>
15076 * gcse.c (target.h): Include.
15077 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15078 copy of argument to a pseudo register.
15080 2009-05-27 Diego Novillo <dnovillo@google.com>
15082 * tree-ssa-live.c (dump_scope_block): Document arguments.
15083 (dump_scope_blocks): Document.
15084 (debug_scope_blocks): New.
15085 * tree-flow.h (debug_scope_blocks): Declare.
15087 2009-05-21 Denis Chertykov <denisc@overta.ru>
15089 * doc/contrib.texi (Contributors): Add myself to the list.
15091 2009-05-27 Olivier Hainque <hainque@adacore.com>
15093 * expr.c (target_align): New function. Alignment the TARGET of an
15094 assignment may be assume to have.
15095 (highest_pow2_factor_for_target): Use it instead of relying on
15096 immediate tree attributes of TARGET, not necessarily honored when
15097 intermediate bitfields are involved.
15099 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15102 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15103 AVX, SSE4, AES, PCLMUL and POPCNT.
15105 2009-05-27 Diego Novillo <dnovillo@google.com>
15107 * tree-pretty-print.c (dump_location): New.
15108 (dump_generic_node): Call it.
15109 Factor code to handle BLOCK nodes ...
15110 (dump_block_node): ... here.
15112 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15114 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15116 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15118 * gcc-plugin.h: Include config.h and system.h.
15119 (IN_GCC): Define if not defined.
15121 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15123 PR middle-end/40249
15124 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15127 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15129 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15131 * config/m32r/m32r.h: Ditto.
15132 * config/m32r/m32r.md: Ditto.
15133 * config/m32r/predicates.md: Ditto.
15135 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15137 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15139 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15142 (Loading plugins): typo.
15143 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15144 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15145 (Interacting with the GCC Garbage Collector): Added new section.
15146 (Giving information about a plugin): Added new section for
15148 * ggc.h (ggc_register_root_tab): Added declaration.
15149 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15150 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15151 (register_callback): Improved comment in declaration.
15152 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15153 (extra_root_vec) Added static variable for dynamic roots registration.
15154 (ggc_register_root_tab) Added new routine.
15155 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15156 PLUGIN_GGC_MARKING event.
15157 * ggc-zone.c: Include plugin.h.
15158 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15159 * ggc-page.c: Include plugin.h.
15160 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15161 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15162 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15163 (register_callback): check lack of callbacks for
15164 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15165 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15166 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15167 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15168 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15169 dependency on plugin.h.
15170 (plugin.o): Added dependency on ggc.h...
15172 2009-05-26 Richard Guenther <rguenther@suse.de>
15174 PR middle-end/40248
15176 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15177 with mismatched comparison modes.
15179 * expr.c (expand_expr_real_1): Expand the operand of a
15180 VIEW_CONVERT_EXPR in its natural mode.
15182 2009-05-26 Ian Lance Taylor <iant@google.com>
15184 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15185 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15186 (ALL_COMPILERFLAGS): Define.
15187 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15188 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15189 (collect2$(exeext), collect2.o): Likewise.
15190 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15191 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15192 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15193 (libbackend.o, intl.o, cppdefault.o): Likewise.
15194 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15195 (build/%.o): Use $(COMPILER_FOR_BUILD).
15196 (build/gen%$(build_exeext)): Likewise.
15197 (build/gcov-iov$(build_exeext)): LIkewise.
15198 * config/t-darwin (darwin.o): Use $(COMPILER).
15199 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15200 * config/t-sol2 (sol2-c.o): Likewise.
15201 (sol2.o): Likewise.
15202 * config/t-vxworks (vxworks.o): Likewise.
15203 * config/x-darwin (host-darwin.o): Likewise.
15204 * config/x-hpux (host-hpux.o): Likewise.
15205 * config/x-linux (host-linux.o): Likewise.
15206 * config/x-solaris (host-solaris.o): Likewise.
15207 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15208 * config/arm/t-arm (arm-c.o): Likewise.
15209 * config/arm/t-pe (pe.o): Likewise.
15210 * config/arm/t-wince-pe (pe.o): Likewise.
15211 * config/i386/t-cygming (winnt.o): Likewise.
15212 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15213 * config/i386/t-cygwin (cygwin1.o): Likewise.
15214 (cygwin2.o): Likewise.
15215 * config/i386/t-i386 (i386-c.o): Likewise.
15216 * config/i386/t-interix (winnt.o): Likewise.
15217 * config/i386/t-netware (netware.o): Likewise.
15218 * config/i386/t-nwld (nwld.o): Likewise.
15219 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15220 * config/i386/x-i386 (driver-i386.o): Likewise.
15221 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15222 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15223 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15224 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15225 * config/mips/x-native (driver-native.o): Likewise.
15226 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15227 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15228 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15229 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15230 * config/score/t-score-elf (score7.o): Likewise.
15231 (score3.o): Likewise.
15232 * config/sh/t-sh (sh-c.o): Likewise.
15233 * config/sh/t-symbian (sh-c.o): Likewise.
15234 (symbian.o): Likewise.
15235 * config/spu/t-spu-elf (spu-c.o): Likewise.
15236 * config/v850/t-v850 (v850-c.o): Likewise.
15237 * config/v850/t-v850e (v850-c.o): Likewise.
15239 2009-05-26 Richard Guenther <rguenther@suse.de>
15241 PR tree-optimization/40122
15242 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15243 VECTOR_CSTs if possible.
15244 (fold_gimple_assign): Likewise.
15246 2009-05-26 Richard Guenther <rguenther@suse.de>
15248 PR middle-end/40252
15249 * fold-const.c (fold_binary): Use the correct types for building
15252 2009-05-26 Richard Guenther <rguenther@suse.de>
15254 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15255 redundant calls to merge_alias_info.
15256 (bump_vector_ptr): Likewise.
15257 * tree-ssa-copy.c (merge_alias_info): Remove.
15258 (replace_exp_1): Remove call to merge_alias_info.
15259 (propagate_tree_value): Likewise.
15260 (fini_copy_prop): Propagate points-to info.
15261 * tree-flow.h (merge_alias_info): Remove.
15263 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15265 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15267 2009-05-25 Jan Hubicka <jh@suse.cz>
15269 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15270 * cgraph.h (struct inline_summary): New filed self_wize,
15271 size_inlining_benefit, self_time and time_inlining_benefit.
15272 (struct cgraph_global_info): Replace insns by time ans size fields.
15273 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15274 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15275 (ipcp_update_callgraph): Do not touch function bodies.
15276 * ipa-inline.c: Include except.h
15277 (MAX_TIME): New constant.
15278 (overall_insns): Remove.
15279 (leaf_node_p): New.
15280 (overall_size, max_benefit): New static variables.
15281 (cgraph_estimate_time_after_inlining): New function.
15282 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15283 (cgraph_clone_inlined_nodes): Update size.
15284 (cgraph_mark_inline_edge): Update size.
15285 (cgraph_estimate_growth): Use size info.
15286 (cgraph_check_inline_limits): Check size.
15287 (cgraph_default_inline_p): Likewise.
15288 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15289 (cgraph_decide_recursive_inlining): Check size.
15290 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15292 (cgraph_decide_inlining): Likewise.
15293 (cgraph_decide_inlining_incrementally): Likewise; honor
15294 PARAM_EARLY_INLINING_INSNS.
15295 (likely_eliminated_by_inlining_p): New predicate.
15296 (estimate_function_body_sizes): New function.
15297 (compute_inline_parameters): Use it.
15298 * except.c (must_not_throw_labels): New function.
15299 * except.h (must_not_throw_labels): Declare.
15300 * tree-inline.c (init_inline_once): Kill inlining_weigths
15301 * tree-ssa-structalias.c: Avoid uninitialized warning.
15302 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15303 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15304 (PARAM_INLINE_CALL_COST): Remove.
15305 (PARAM_EARLY_INLINING_INSNS): New.
15307 2009-05-25 Richard Guenther <rguenther@suse.de>
15309 PR tree-optimization/36327
15310 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15311 callback for reference translation or lookup at the point of may-defs.
15312 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15313 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15314 for union COMPONENT_REFs.
15315 (vn_reference_lookup_3): New callback. Lookup from memset
15316 and CONSTRUCTOR assignment, translate through struct copies.
15317 (vn_reference_lookup_pieces): Make sure to not free the
15318 passed operands array. Adjust walk_non_aliased_vuses call.
15319 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15320 make sure we do not leak memory.
15322 2009-05-25 Richard Guenther <rguenther@suse.de>
15324 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15325 * tree-inline.c (expand_call_inline): Reset the escaped and
15326 callused solutions.
15327 * tree-ssa-structalias.c (pass_build_ealias): New.
15328 * tree-pass.h (pass_build_ealias): Declare.
15329 * passes.c (init_optimization_passes): Add PTA during
15330 early optimizations.
15331 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15332 and CALLUSED solutions.
15333 (dump_points_to_solution): New function, split out from ...
15334 (dump_points_to_info_for): ... here.
15335 * tree-parloops.c (parallelize_loops): Reset the escaped and
15336 callused solutions.
15338 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15341 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15342 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15344 2009-05-25 Ira Rosen <irar@il.ibm.com>
15346 PR tree-optimization/40238
15347 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15348 statements after basic block's labels.
15349 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15350 to free the allocated memory.
15352 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15354 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15355 return address with a USE.
15357 2009-05-24 Richard Guenther <rguenther@suse.de>
15359 PR middle-end/40233
15360 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15361 array type from the main variant of the inner type.
15363 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15365 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15366 definition to bool (from int) to un-break build.
15367 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15369 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15371 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15372 discard_stmt_changes): Delete.
15373 * tree-ssa-operands.c (scb_stack): Delete.
15374 (init_ssa_operands): Do not initialize it.
15375 (fini_ssa_operands): Do not free it.
15376 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15378 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15379 update_stmt, remove the others. Fix comments.
15380 * tree-dfa.c (optimize_stack_restore): Likewise.
15381 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15382 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15383 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15384 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15386 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15387 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15388 (dom_opt_finalize_block): Likewise, adjusting access to
15390 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15391 (stmts_to_rescan): Change item type to gimple.
15392 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15394 2009-05-24 Ira Rosen <irar@il.ibm.com>
15396 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15397 * tree-pass.h (pass_slp_vectorize): New pass.
15398 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15399 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15400 * tree-vectorizer.c (timevar.h): Include.
15401 (user_vect_verbosity_level): Declare.
15402 (vect_location): Fix comment.
15403 (vect_set_verbosity_level): Update user_vect_verbosity_level
15404 instead of vect_verbosity_level.
15405 (vect_set_dump_settings): Add an argument. Ignore user defined
15406 verbosity if dump flags require higher level of verbosity. Print to
15407 stderr only for loop vectorization.
15408 (vectorize_loops): Update call to vect_set_dump_settings.
15409 (execute_vect_slp): New function.
15410 (gate_vect_slp): Likewise.
15411 (struct gimple_opt_pass pass_slp_vectorize): New.
15412 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15413 access its members.
15414 (vec_info_for_bb): New function.
15415 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15416 (VECTORIZATION_ENABLED): New macro.
15417 (SLP_ENABLED, SLP_DISABLED): Likewise.
15418 (vect_is_simple_use): Add bb_vec_info argument.
15419 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15420 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15421 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15422 vect_schedule_slp, vect_analyze_slp): Likewise.
15423 (vect_analyze_stmt): Add slp_tree argument.
15424 (find_bb_location): Declare.
15425 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15426 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15427 (vect_analyze_loop_operations, vect_analyze_loop,
15428 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15429 vect_finalize_reduction, vectorizable_reduction,
15430 vectorizable_live_operation, vect_transform_loop): Likewise.
15431 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15432 skip evolution analysis if analyzing a basic block.
15433 (dr_analyze_indices): Likewise.
15434 (initialize_data_dependence_relation): Skip the test whether the
15435 object is invariant for basic blocks.
15436 (compute_all_dependences): Skip dependence analysis for data
15437 references in basic blocks.
15438 (find_data_references_in_stmt): Don't fail in case of invariant
15439 access in basic block.
15440 (find_data_references_in_bb): New function.
15441 (find_data_references_in_loop): Move code to
15442 find_data_references_in_bb and add a call to it.
15443 (compute_data_dependences_for_bb): New function.
15444 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15445 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15447 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15448 unknown dependence in basic block and fail in case of dependence in
15450 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15451 dependence instances from either loop or basic block vectorization
15453 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15454 before calling nested_in_vect_loop_p.
15455 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15456 dependence instances from either loop or basic block vectorization
15458 (vect_verify_datarefs_alignment): Likewise.
15459 (vect_enhance_data_refs_alignment): Adjust function calls.
15460 (vect_analyze_data_refs_alignment): Likewise.
15461 (vect_analyze_group_access): Fix printing. Skip different checks if
15462 DR_STEP is 0. Keep strided stores either in loop or basic block
15463 vectorization data structure. Fix indentation.
15464 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15466 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15467 dependence instances from either loop or basic block vectorization
15469 (vect_analyze_data_refs): Update comment. Call
15470 compute_data_dependences_for_bb to analyze basic blocks.
15471 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15472 case of loop vectorization. In case of basic block vectorization use
15473 data-ref itself as a base.
15474 (vect_create_data_ref_ptr): In case of basic block vectorization:
15475 don't advance the pointer, add new statements before the current
15476 statement. Adjust function calls.
15477 (vect_supportable_dr_alignment): Support only aligned accesses in
15478 basic block vectorization.
15479 * common.opt (ftree-slp-vectorize): New flag.
15480 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15481 (vect_pattern_recog_1): Likewise.
15482 * tree-vect-stmts.c (process_use): Likewise.
15483 (vect_init_vector): Add new statements in the beginning of the basic
15484 block in case of basic block SLP.
15485 (vect_get_vec_def_for_operand): Adjust function calls.
15486 (vect_finish_stmt_generation): Likewise.
15487 (vectorizable_call): Add assert that it is loop vectorization, adjust
15489 (vectorizable_conversion, vectorizable_assignment): Likewise.
15490 (vectorizable_operation): In case of basic block SLP, take
15491 vectorization factor from statement's type and skip the relevance
15492 check. Adjust function calls.
15493 (vectorizable_type_demotion): Add assert that it is loop
15494 vectorization, adjust function calls.
15495 (vectorizable_type_promotion): Likewise.
15496 (vectorizable_store): Check for outer loop only in case of loop
15497 vectorization. Adjust function calls. For basic blocks, skip the
15498 relevance check and don't advance pointers.
15499 (vectorizable_load): Likewise.
15500 (vectorizable_condition): Add assert that it is loop vectorization,
15501 adjust function calls.
15502 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15503 that it is not reduction, get vector type, call only supported
15504 functions, skip loop specific parts.
15505 (vect_transform_stmt): Check for outer loop only in case of loop
15507 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15508 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15509 for external definition.
15510 * passes.c (pass_slp_vectorize): New pass.
15511 * tree-vect-slp.c (find_bb_location): New function.
15512 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15513 check for patterns only in loops.
15514 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15515 case of multiple types in basic block SLP.
15516 (vect_mark_slp_stmts_relevant): New function.
15517 (vect_supported_load_permutation_p): Fix comment.
15518 (vect_analyze_slp_instance): Add argument. In case of basic block
15519 SLP, take vectorization factor from statement's type, check that
15520 unrolling factor is 1. Adjust function call. Save SLP instance in
15521 either loop or basic block vectorization structure. Return FALSE,
15523 (vect_analyze_slp): Add argument. Get strided stores groups from
15524 either loop or basic block vectorization structure. Return FALSE
15525 if basic block SLP failed.
15526 (new_bb_vec_info): New function.
15527 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15528 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15529 (vect_schedule_slp): Add argument. Get SLP instances from either
15530 loop or basic block vectorization structure. Set vectorization factor
15531 to be 1 for basic block SLP.
15532 (vect_slp_transform_bb): New function.
15533 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15535 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15537 * final.c (shorten_branches): Do not align labels for jump tables.
15538 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15540 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15542 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15543 Remove outdated reference to flow.c and fix nits.
15544 * doc/gccint.texi: Tweak RTL description.
15545 * doc/rtl.texi: Likewise.
15547 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15549 * config/avr/avr.c: Change my email address.
15550 * config/avr/avr.h: Likewise.
15551 * config/avr/avr.md: Likewise.
15552 * config/avr/avr-protos.h: Likewise.
15553 * config/avr/libgcc.S: Likewise.
15555 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15557 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15558 (spu_split_load, spu_split_store): Change return type to int.
15559 (spu_split_convert): Declare.
15560 * config/spu/predicates.md (spu_mem_operand): Remove.
15561 (spu_mov_operand): Update.
15562 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15563 * config/spu/spu.c (regno_aligned_for_load): Remove.
15564 (reg_aligned_for_addr, spu_expand_load): Define.
15565 (spu_expand_extv): Reimplement and handle MEM.
15566 (spu_expand_insv): Handle MEM.
15567 (spu_sched_reorder): Handle insn's with length 0.
15568 (spu_legitimate_address_p): Reimplement.
15569 (store_with_one_insn_p): Return TRUE for any mode with size
15570 larger than 16 bytes.
15571 (address_needs_split): Define.
15572 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15574 (spu_convert_move): Define.
15575 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15576 (spu_split_store): Change all MEM's to TImode.
15577 (spu_init_expanders): Preallocate registers that correspond to
15578 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15580 (spu_split_convert): Define.
15581 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15582 (_move<mode>, _movdi, _movti): Update predicate and condition.
15583 (load, store): Change to define_split.
15584 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15586 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15587 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15588 define_insn_and_split of lshr<mode>3.
15589 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15590 (<v>ashr<mode>3_imm): Define.
15591 (extv, extzv, insv): Allow MEM operands.
15592 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15593 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15594 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15595 (_spu_convert2): Change to define_insn_and_split and remove the
15596 corresponding define_peephole2.
15597 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15598 Change predicates to memory_operand.
15600 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15602 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15604 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15606 PR tree-optimization/40219
15607 * tree.c (iterative_hash_expr): Make sure the builtin function is
15608 a normal builtin function and not a front end or back end builtin
15609 before indexing into the built_in_decls array.
15611 2009-05-22 Richard Guenther <rguenther@suse.de>
15613 PR middle-end/38964
15614 * alias.c (write_dependence_p): Do not use TBAA for answering
15615 anti-dependence or output-dependence.
15616 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15617 (emit_pointer_definition): Remove.
15618 (emit_alias_warning): Likewise.
15619 (find_what_var_points_to): Remove TBAA pruning code.
15620 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15622 (compute_points_to_sets): Remove code computing the set of
15623 dereferenced pointers.
15624 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15625 oracle for querying anti and output dependencies.
15626 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15627 if TBAA may be applied.
15628 (refs_anti_dependent_p): New function.
15629 (refs_output_dependent_p): Likewise.
15630 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15631 (refs_output_dependent_p): Likewise.
15632 * doc/tree-ssa.texi (Memory model): New section.
15633 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15634 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15635 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15636 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15637 * expr.c (expand_expr_real_1): Likewise.
15638 * gimple-low.c (lower_stmt): Likewise.
15639 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15640 (dump_gimple_cdt): Remove.
15641 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15642 (gimple_size): Likewise.
15643 (walk_gimple_op): Likewise.
15644 (is_gimple_stmt): Likewise.
15645 (walk_stmt_load_store_addr_ops): Likewise.
15646 (gimple_build_cdt): Remove.
15647 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15648 * gimple.h (gimple_cdt_new_type): Remove.
15649 (gimple_cdt_new_type_ptr): Likewise.
15650 (gimple_cdt_set_new_type): Likewise.
15651 (gimple_cdt_location): Likewise.
15652 (gimple_cdt_location_ptr): Likewise.
15653 (gimple_cdt_set_location): Likewise.
15654 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15655 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15656 GIMPLE_CHANGE_DYNAMIC_TYPE.
15657 (verify_types_in_gimple_stmt): Likewise.
15658 * tree-inline.c (estimate_num_insns): Likewise.
15659 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15660 (copy_decl_to_var): Likewise.
15661 (copy_result_decl_to_var): Likewise.
15662 * tree-pretty-print.c (dump_generic_node): Do not handle
15663 CHANGE_DYNAMIC_TYPE_EXPR.
15664 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15665 * tree-ssa-operands.c (get_expr_operands): Likewise.
15666 * tree-ssa-structalias.c (struct variable_info): Remove
15667 no_tbaa_pruning member.
15668 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15669 (unify_nodes): Do not copy it.
15670 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15671 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15672 (set_uids_in_ptset): Do not check it.
15673 (find_what_var_points_to): Likewise.
15674 (compute_tbaa_pruning): Remove.
15675 (compute_points_to_sets): Do not call it.
15676 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15677 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15678 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15679 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15680 (DECL_NO_TBAA_P): Likewise.
15681 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15682 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15683 (expand_omp_atomic_pipeline): Do not set it.
15684 * print-tree.c (print_node): Do not dump it.
15685 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15688 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15691 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15694 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15696 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15699 2009-05-22 Ben Elliston <bje@au.ibm.com>
15701 * Makefile.in (bversion.h, s-bversion): New targets.
15702 (TOPLEV_H): Add bversion.h.
15703 * toplev.h: Include "bversion.h".
15704 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15705 the __format__ attribute only if compiling with the same version
15706 of GCC as the sources (the "build version").
15708 2009-05-22 Ben Elliston <bje@au.ibm.com>
15710 * c-format.c (handle_format_attribute): Fix comment typo.
15712 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15715 * config/ia64/ia64.opt (mfused-madd): New.
15716 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15717 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15718 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15719 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15720 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15721 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15722 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15723 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15724 instruction if !TARGET_FUSED_MADD.
15725 (fpma, fpms): Remove colon from name.
15727 2009-05-22 Richard Guenther <rguenther@suse.de>
15729 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15730 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15731 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15733 (create_expression_by_pieces): Only convert if necessary.
15734 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15735 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15737 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15739 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15740 regular pattern from a template and rename it ...
15741 (*extzv_truncsi_exts): ... to this.
15743 2009-05-21 Richard Guenther <rguenther@suse.de>
15745 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15746 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15747 (cgraph_default_inline_p): Likewise.
15748 (cgraph_decide_inlining_incrementally): Likewise.
15750 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15751 Uros Bizjak <ubizjak@gmail.com>
15753 * config/i386/cpuid.h (bit_MOVBE): New.
15755 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15757 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15758 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15759 (ix86_handle_option): Handle OPT_mmovbe.
15760 (ix86_target_string): Add -mmovbe.
15761 (pta_flags): Add PTA_MOVBE.
15762 (processor_alias_table): Add PTA_MOVBE to "atom".
15763 (override_options): Handle PTA_MOVBE.
15765 * config/i386/i386.h (TARGET_MOVBE): New.
15767 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15768 (*bswapsi_movbe): New.
15769 (*bswapdi_movbe): Likewise.
15770 (bswapdi2): Renamed to ...
15771 (*bswapdi_1): This.
15772 (bswapdi2): New expander.
15774 * config/i386/i386.opt (mmovbe): New.
15776 * doc/invoke.texi: Document -mmovbe.
15778 2009-05-21 Taras Glek <tglek@mozilla.com>
15780 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15781 * gcc-plugin.h (plugin_init): Updated signature.
15782 * gcc-plugin.h (plugin_name_args): Moved to this header.
15783 * doc/plugins.texi (plugin_init): Updated documention to reflect
15785 * doc/plugins.texi (plugin_name_args): Added to documention.
15787 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15789 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15790 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15792 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15794 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15795 JUMP_TABLE_DATA_P predicates where applicable.
15796 * config/i386/predicates.md: Ditto.
15797 * config/i386/sse.md: Ditto.
15799 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15801 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15802 operand2 -128 override length_immediate attribute to 1.
15803 * config/i386/predicates.md (constm128_operand): New predicate.
15805 * config/i386/i386.c (memory_address_length): Handle %r12
15806 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15808 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15809 mode look through optional ZERO_EXTEND and SUBREG.
15810 * config/i386/i386.md (R12_REG): New define_constant.
15811 (prefix_data16): For sse unit set also for MODE_TI insns.
15812 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15813 insns set if operand 1 is ext_QIreg_operand.
15814 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15815 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15817 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15818 mode from MODE_DI to MODE_SI.
15819 (movdi_1_rex64): Override modrm and length_immediate attributes
15820 only for movabs (TYPE_IMOV, alternative 2).
15821 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15822 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15823 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15824 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15825 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15826 prefix_rex attribute if DImode.
15827 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15828 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15829 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15830 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15831 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15832 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15833 Likewise. For TYPE_IMOV clear length_immediate attribute.
15834 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15835 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15836 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15837 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15838 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15839 or one operand TYPE_ISHIFT.
15840 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15841 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15842 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15843 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15844 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15845 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15846 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15847 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15848 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15849 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15850 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15851 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15852 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15853 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15854 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15855 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15856 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15857 set mode attribute, don't override length attribute.
15858 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15860 (return_internal_long): Set length attribute to 2 instead of 1.
15861 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15862 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15863 prefix_rex attribute.
15864 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15866 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15868 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15870 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15872 2009-05-20 Ian Lance Taylor <iant@google.com>
15874 * tree.c (build_tree_list_vec_stat): New function.
15875 (ctor_to_vec): New function.
15876 (build_nt_call_vec): New function.
15877 (build_call_array): Change args to be a const pointer.
15878 (build_call_vec): New function.
15879 * tree.h (build_nt_call_vec): Declare.
15880 (build_tree_list_vec_stat): Declare.
15881 (build_tree_list_vec): Define.
15882 (build_call_array): Update declaration.
15883 (build_call_vec): Declare.
15884 (ctor_to_vec): Declare.
15885 * c-common.c (tree_vector_cache): New static variable.
15886 (make_tree_vector): New function.
15887 (release_tree_vector): New function.
15888 (make_tree_vector_single): New function.
15889 (make_tree_vector_copy): New function.
15890 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15891 (make_tree_vector_single, make_tree_vector_copy): Declare.
15892 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15893 (c_parser_expr_list): Don't manage cache here, instead call
15895 (c_parser_release_expr_list): Remove static function.
15896 (c_parser_vec_to_tree_list): Remove static function.
15897 (c_parser_attributes): Call build_tree_list_vec instead of
15898 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15899 c_parser_release_expr_list.
15900 (c_parser_postfix_expression_after_primary): Likewise.
15901 (c_parser_objc_keywordexpr): Likewise.
15903 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15905 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15906 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15907 TARGET_CONVERT_TO_TYPE.
15908 * hooks.c (hook_tree_const_tree_null): Define.
15909 * hooks.h (hook_tree_const_tree_null): Declare.
15910 * target.h (struct gcc_target): Add invalid_parameter_type,
15911 invalid_return_type, promoted_type, and convert_to_type fields.
15912 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15913 (TARGET_INVALID_RETURN_TYPE): Define.
15914 (TARGET_PROMOTED_TYPE): Define.
15915 (TARGET_CONVERT_TO_TYPE): Define.
15916 (TARGET_INITIALIZER): Update for new fields.
15917 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15918 (grokparms): Check targetm.invalid_parameter_type.
15919 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15920 * c-convert.c (convert): Check targetm.convert_to_type.
15922 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15924 * config/mips/mips.md (*extenddi_truncate<mode>,
15925 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15927 (*extendhi_truncateqi): New define_insn_and_sptit.
15929 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15931 PR middle-end/40204
15932 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15933 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15935 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15937 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15938 the operand of VIEW_CONVERT_EXPR.
15940 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15942 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15943 extended family and model for Intel processors. Support Intel Atom.
15945 2009-05-20 Olivier Hainque <hainque@adacore.com>
15947 * gstab.h (stab_code_type): Define, to be used instead of the
15948 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15950 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15951 occurrences by stab_code_type.
15952 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15954 2009-05-20 Martin Jambor <mjambor@suse.cz>
15956 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15957 (sra_insert_before): Likewise.
15958 (sra_insert_after): Likewise.
15959 (sra_init_cache): Likewise.
15960 (sra_type_can_be_decomposed_p): Likewise.
15961 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15962 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15963 (sra_insert_before): Likewise.
15964 (sra_insert_after): Likewise.
15965 (sra_init_cache): Likewise.
15966 (insert_edge_copies_seq): Made static and moved upwards.
15968 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15971 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15973 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15974 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15977 2009-05-20 Richard Guenther <rguenther@suse.de>
15979 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15980 with mismatched comparison modes.
15982 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15984 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15985 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15986 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15987 with shifts for Thumb2.
15988 (orsi_notsi): New for orn.
15989 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15990 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15991 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15992 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15993 Don't invert remainder for IOR.
15995 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15997 PR tree-optimization/40087
15998 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15999 number_of_iterations_ne): Rename never_infinite argument.
16000 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16001 number_of_iterations_le): Handle pointer-type ivs when
16002 exit_must_be_taken is false.
16003 (number_of_iterations_cond): Do not always assume that
16004 exit_must_be_taken if the control variable is a pointer.
16006 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16008 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16009 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16011 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16013 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16014 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16016 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16019 * c.opt (Wlogical-op): Disabled by default.
16020 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16022 * doc/invoke.texi (Wlogical-op): Likewise.
16024 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16026 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16028 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16029 Propagate the type of the first operand.
16030 <ASSERT_EXPR>: Simplify.
16031 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16032 Rewrite using the RHS code as discriminant.
16033 <NOP_EXPR>: Turn into CASE_CONVERT.
16034 <PLUS_EXPR>: Propagate the type of the first operand.
16036 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16038 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16039 (ia64_dconst_0_375): New.
16040 * config/ia64/ia64.c (ia64_override_options): Remove
16041 -minline-sqrt-min-latency warning.
16042 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16043 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16044 * config/ia64/ia64.md (*sqrt_approx): Remove.
16045 (sqrtsf2): Remove #if 0.
16046 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16047 (sqrtdf): Remove assert.
16048 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16049 (sqrtxf2): Remove #if 0.
16050 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16051 * div.md (sqrt_approx_rf): New.
16052 (sqrtsf2_internal_thr): New implementation.
16053 (sqrtsf2_internal_lat): New.
16054 (sqrtdf2_internal_thr: New implementation.
16055 (sqrtxf2_internal): New implementation.
16057 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16058 Hans-Peter Nilsson <hp@axis.com>
16060 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16061 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16062 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16063 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16064 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16065 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16066 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16067 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16068 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16069 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16070 * c-common.c: ...from here.
16072 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16074 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16076 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16078 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16080 2009-05-19 Ben Elliston <bje@au.ibm.com>
16082 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16083 assignments with memcpy calls.
16084 (add_fdes): Likewise.
16085 (binary_search_unencoded_fdes): Likewise.
16086 (linear_search_fdes): Eliminate type puns.
16088 2009-05-19 Richard Guenther <rguenther@suse.de>
16090 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16091 not falsely claim to have propagated into all uses.
16093 2009-05-19 Ben Elliston <bje@au.ibm.com>
16095 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16098 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16100 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16101 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16102 (TARGET_LEGITIMATE_ADDRESS_P): New.
16103 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16104 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16106 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16109 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16110 child of the containing namespace's DIE.
16112 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16114 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16115 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16116 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16119 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16122 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16123 gen_align with gen_pad.
16124 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16125 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16127 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16128 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16130 * config/i386/i386.md (align): Renamed to ...
16131 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16132 ASM_OUTPUT_MAX_SKIP_PAD.
16134 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16136 * config.gcc: Fix variable syntax.
16139 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16140 before calling exact_log2.
16141 (output_iorsi3): Likewise.
16142 (output_xorsi3): Likewise.
16144 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16146 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16147 for the none zero constant operand except for EQ and NE
16148 comprisons even when the first operand is R0.
16150 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16152 * config/s390/2064.md: Remove trailing whitespaces.
16153 * config/s390/2084.md: Likewise.
16154 * config/s390/constraints.md: Likewise.
16155 * config/s390/fixdfdi.h: Likewise.
16156 * config/s390/libgcc-glibc.ver: Likewise.
16157 * config/s390/s390-modes.def: Likewise.
16158 * config/s390/s390-protos.h: Likewise.
16159 * config/s390/s390.c: Likewise.
16160 * config/s390/s390.h: Likewise.
16161 * config/s390/s390.md: Likewise.
16162 * config/s390/tpf-unwind.h: Likewise.
16164 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16166 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16168 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16171 * configure.ac (m68k-*-*): Check if binutils support TLS.
16172 * configure: Regenerate.
16173 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16174 * config/m68k/constraints.md (Cu): New constraint.
16175 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16176 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16177 (movsi): Handle TLS symbols.
16178 (addsi3_5200): Handle XTLS symbols, indent.
16179 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16180 (m68k_tls_reference_p): Declare.
16181 (m68k_legitimize_address): Declare.
16182 (m68k_unwrap_symbol): Declare.
16183 * config/m68k/m68k.opt (mxtls): New option.
16184 * config/m68k/m68k.c (ggc.h): Include.
16185 (m68k_output_dwarf_dtprel): Implement hook.
16186 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16187 (m68k_expand_prologue): Load GOT pointer when function needs it.
16188 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16189 (m68k_legitimate_constant_address_p): Same.
16190 (m68k_decompose_address): Handle TLS references.
16191 (m68k_get_gp): New static function.
16192 (enum m68k_reloc): New contants.
16193 (TLS_RELOC_P): New macro.
16194 (m68k_wrap_symbol): New static function.
16195 (m68k_unwrap_symbol): New function.
16196 (m68k_final_prescan_insn_1): New static function.
16197 (m68k_final_prescan_insn): New function.
16198 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16200 (legitimize_pic_address): Handle TLS references..
16201 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16202 (m68k_libcall_value_in_a0_p)
16203 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16204 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16205 (m68k_legitimize_tls_address): Handle TLS references.
16206 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16208 (m68k_legitimize_address): Handle TLS symbols.
16209 (m68k_get_reloc_decoration): New static function.
16210 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16212 (m68k_output_dwarf_dtprel): Implement hook.
16213 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16214 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16215 m68k_call_* routines.
16216 (sched_attr_op_type): Handle TLS symbols.
16217 (gt-m68k.h): Include.
16218 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16219 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16221 2009-05-18 Martin Jambor <mjambor@suse.cz>
16223 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16224 (visit_store_addr_for_mod_analysis): New function.
16225 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16226 (determine_cst_member_ptr): Use gimple_assign_single_p.
16227 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16228 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16229 operands. Don't check number of operands of a NOP_EXPR.
16231 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16233 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16235 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16238 * c-common.c (warn_logical_operator): Don't warn if one of
16239 expression isn't always true or false.
16241 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16243 * config/i386/biarch32.h: New file.
16244 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16246 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16248 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16249 *zero_extend<mode>_truncqi): Merge these into ...
16250 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16251 Name the pattern following this as *zero_extendhi_truncqi.
16253 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16255 PR middle-end/39301
16256 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16257 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16258 (output_info): Make field HOST_WIDEST_INT.
16259 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16260 (dump_bitmat_statistics): Same.
16262 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16264 * config.gcc (use_gcc_stdint): Set to wrap.
16265 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16266 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16267 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16268 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16269 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16270 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16271 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16272 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16274 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16276 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16278 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16279 Move definitions earlier.
16280 (OPT_ARCH64, OPT_ARCH32): Define.
16281 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16284 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16287 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16290 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16292 * arm.md (movdi2): Copy non-reg values to DImode registers.
16294 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16297 * final.c (label_to_max_skip): New function.
16298 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16299 CODE_LABEL_NUMBER <= max_labelno.
16300 * output.h (label_to_max_skip): New prototype.
16301 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16302 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16303 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16304 Handle CODE_LABELs with >= 16 byte alignment or with
16305 max_skip == (1 << align) - 1.
16306 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16307 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16310 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16311 .p2align 3 if MAX_SKIP is smaller than 7.
16312 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16314 2009-05-15 Ian Lance Taylor <iant@google.com>
16316 * alias.c (struct alias_set_entry_d): Rename from struct
16317 alias_set_entry. Change all uses.
16318 * except.c (struct call_site_record_d): Rename from struct
16319 call_site_record. Change all uses.
16320 * except.h (struct eh_region_d): Rename from struct eh_region.
16322 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16324 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16325 ivtype_map_elt. Change all uses.
16326 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16328 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16329 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16331 (struct sese_d): Rename from struct sese. Change all uses.
16332 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16333 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16334 * optabs.h (struct optab_d): Rename from struct optab. Change all
16336 (struct convert_optab_d): Rename from struct convert_optab.
16338 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16339 ipa_opt_pass. Change all uses.
16340 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16343 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16344 defined as a typedef.
16345 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16348 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16351 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16353 (merge_ranges): Returns bool.
16354 * tree.h (make_range): .. to here.
16355 (build_range_check): Likewise.
16356 (merge_ranges): Likewise. Renamed from merge_ranges.
16357 * c-typeck.c (parser_build_binary_op): Update calls to
16358 warn_logical_operator.
16359 * c-common.c (warn_logical_operator): Add new warning.
16360 * c-common.h (warn_logical_operator): Update declaration.
16362 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16364 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16366 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16368 * doc/install.texi: Document MPC requirements, flags etc.
16370 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16371 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16372 Evaluate constant arguments.
16373 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16374 (fold_builtin_1): Likewise, also evaluate constant arguments.
16375 Remove superfluous break.
16376 (do_mpc_ckconv): New.
16377 * real.h: Include mpc.h.
16378 * toplev.c (print_version): Output MPC version info if available.
16380 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16382 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16384 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16386 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16389 2009-05-15 Jan Hubicka <jh@suse.cz>
16391 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16392 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16393 (try_inline): Fix return value.
16394 (cgraph_decide_inlining_incrementally): Honor new value.
16395 (cgraph_early_inlining): Handle indirect inlining.
16396 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16398 2009-05-15 Jan Hubicka <jh@suse.cz>
16400 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16401 * cgraphunit.c (cgraph_finalize_function): Set it.
16402 (cgraph_expand_function): Use it.
16404 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16406 * real.c (encode_ieee_half): Define.
16407 (decode_ieee_half): Define.
16408 (ieee_half_format): Define.
16409 (arm_half_format): Define.
16410 * real.h (ieee_half_format): Declare.
16411 (arm_half_format): Declare.
16413 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16415 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16416 swapped, and reversed optabs exist before trying to use them.
16418 2009-05-15 Paul Brook <paul@codesourcery.com>
16419 Sandra Loosemore <sandra@codesourcery.com>
16421 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16422 loads. Allow PRE_DEC.
16423 (output_move_neon): Handle PRE_DEC.
16424 (arm_print_operand): Add 'A' for neon structure loads.
16425 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16426 * config/arm/neon.md (neon_mov): Update comment.
16427 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16429 (Um): New constraint.
16431 2009-05-15 Jan Hubicka <jh@suse.cz>
16433 Revert the following patch until testsuite fallout is fixed:
16434 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16435 * cgraph.h (struct inline_summary): New filed self_wize,
16436 size_inlining_benefit, self_time and time_inlining_benefit.
16437 (struct cgraph_global_info): Replace insns by time ans size fields.
16438 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16439 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16440 (ipcp_update_callgraph): Do not touch function bodies.
16441 * ipa-inline.c: Include except.h
16442 (MAX_TIME): New constant.
16443 (overall_insns): Remove
16444 (overall_size, max_benefit): New static variables.
16445 (cgraph_estimate_time_after_inlining): New function.
16446 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16447 (cgraph_clone_inlined_nodes): Update size.
16448 (cgraph_mark_inline_edge): Update size.
16449 (cgraph_estimate_growth): Use size info.
16450 (cgraph_check_inline_limits): Check size.
16451 (cgraph_default_inline_p): Likewise.
16452 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16453 (cgraph_decide_recursive_inlining): Check size.
16454 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16456 (cgraph_decide_inlining): Likewise.
16457 (cgraph_decide_inlining_incrementally): Likewise; honor
16458 PARAM_EARLY_INLINING_INSNS.
16459 (likely_eliminated_by_inlining_p): New predicate.
16460 (estimate_function_body_sizes): New function.
16461 (compute_inline_parameters): Use it.
16462 * except.c (must_not_throw_labels): New function.
16463 * except.h (must_not_throw_labels): Declare.
16464 * tree-inline.c (init_inline_once): Kill inlining_weigths
16465 * tree-ssa-structalias.c: Avoid uninitialized warning.
16466 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16467 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16468 (PARAM_INLINE_CALL_COST): Remove.
16469 (PARAM_EARLY_INLINING_INSNS): New.
16471 2009-05-15 Richard Guenther <rguenther@suse.de>
16473 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16474 not TODO_update_ssa.
16476 2009-05-15 Richard Guenther <rguenther@suse.de>
16478 PR tree-optimization/39999
16479 * gimple.h (gimple_expr_type): Use the expression type looking
16480 through useless conversions.
16481 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16482 (vn_nary_op_insert_stmt): Likewise.
16483 (simplify_binary_expression): Likewise.
16485 2009-05-15 Richard Guenther <rguenther@suse.de>
16487 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16488 New options, enabled by default.
16489 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16491 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16492 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16493 * tree-ssa-structalias.c (gate_tree_pta): New function.
16494 (pass_build_alias): Use it.
16496 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16498 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16499 recurse on an invariant address if a conversion from a pointer
16500 type to a wider integer type is involved.
16502 2009-05-15 Jan Hubicka <jh@suse.cz>
16504 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16505 * cgraph.h (struct inline_summary): New filed self_wize,
16506 size_inlining_benefit, self_time and time_inlining_benefit.
16507 (struct cgraph_global_info): Replace insns by time ans size fields.
16508 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16509 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16510 (ipcp_update_callgraph): Do not touch function bodies.
16511 * ipa-inline.c: Include except.h
16512 (MAX_TIME): New constant.
16513 (overall_insns): Remove
16514 (overall_size, max_benefit): New static variables.
16515 (cgraph_estimate_time_after_inlining): New function.
16516 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16517 (cgraph_clone_inlined_nodes): Update size.
16518 (cgraph_mark_inline_edge): Update size.
16519 (cgraph_estimate_growth): Use size info.
16520 (cgraph_check_inline_limits): Check size.
16521 (cgraph_default_inline_p): Likewise.
16522 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16523 (cgraph_decide_recursive_inlining): Check size.
16524 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16526 (cgraph_decide_inlining): Likewise.
16527 (cgraph_decide_inlining_incrementally): Likewise; honor
16528 PARAM_EARLY_INLINING_INSNS.
16529 (likely_eliminated_by_inlining_p): New predicate.
16530 (estimate_function_body_sizes): New function.
16531 (compute_inline_parameters): Use it.
16532 * except.c (must_not_throw_labels): New function.
16533 * except.h (must_not_throw_labels): Declare.
16534 * tree-inline.c (init_inline_once): Kill inlining_weigths
16535 * tree-ssa-structalias.c: Avoid uninitialized warning.
16536 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16537 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16538 (PARAM_INLINE_CALL_COST): Remove.
16539 (PARAM_EARLY_INLINING_INSNS): New.
16540 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16541 (inline-call-cost): Remove.
16542 (early-inlining-insns): New.
16544 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16546 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16548 (print_int_cst_bounds_in_octal_p): Likewise.
16549 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16551 * dwarf2out.c (base_type_die): Likewise.
16552 (is_subrange_type): Delete.
16553 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16554 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16555 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16556 if the destination type is boolean.
16557 (build_range_check): Do not special-case subtypes.
16558 (fold_sign_changed_comparison): Likewise.
16559 (fold_unary): Likewise.
16560 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16561 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16562 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16563 * tree.c (subrange_type_for_debug_p): New predicate based on the
16564 former is_subrange_type.
16565 * tree.h (subrange_type_for_debug_p): Declare.
16566 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16567 (convert_affine_scev): Remove call to above function.
16568 (chrec_convert_aggressive): Likewise.
16569 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16570 false for conversions involving subtypes.
16571 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16572 (vrp_val_min): Likewise.
16573 (needs_overflow_infinity): Likewise.
16574 (extract_range_from_unary_expr): Likewise.
16576 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16578 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16579 * config/frv/frv.c: Likewise.
16580 * config/s390/s390.c: Likewise.
16581 * config/sparc/sparc.h: Likewise.
16582 * config/i386/i386.h: Likewise.
16583 * config/i386/i386.c: Likewise.
16584 * config/crx/crx.c: Likewise.
16585 * config/m68hc11/m68hc11.h: Likewise.
16586 * config/iq2000/iq2000.c: Likewise.
16587 * config/mn10300/mn10300.h: Likewise.
16588 * config/mn10300/mn10300.c: Likewise.
16589 * config/m68k/m68k.c: Likewise.
16590 * config/rs6000/rs6000.c: Likewise.
16591 * config/rs6000/xcoff.h: Likewise.
16592 * config/rs6000/linux64.h: Likewise.
16593 * config/rs6000/sysv4.h: Likewise.
16594 * config/score/score3.c: Likewise.
16595 * config/score/score7.c: Likewise.
16596 * config/score/score.c: Likewise.
16597 * config/arm/arm.md: Likewise.
16598 * config/mips/mips.c: Likewise.
16599 * config/mips/mips.md: Likewise.
16600 * config/bfin/bfin.h: Likewise.
16601 * config/pa/pa.c: Likewise.
16602 * config/pa/constraints.md: Likewise.
16604 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16605 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16606 * config/pdp11/pdp11.h: Use memory_address_p instead.
16608 2009-05-14 Ian Lance Taylor <iant@google.com>
16610 * passes.c (finish_optimization_passes): Change i to int.
16611 * plugin.c (plugins_active_p): Change event to int.
16612 (dump_active_plugins): Likewise.
16613 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16615 * tree.c (tree_range_check_failed): Change c to unsigned int.
16616 (omp_clause_range_check_failed): Likewise.
16617 (build_common_builtin_nodes): Change mode to int. Add cast.
16618 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16619 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16621 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16622 ++ or -- with a variable of enum type.
16624 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16627 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16629 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16631 * store-motion.c: Do not include params.h
16632 * Makefile.in: Fix dependencies for various files.
16634 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16636 * auto-inc-dec.c: Fix pass description, remove apparent
16637 accidental duplication.
16639 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16641 PR middle-end/40147
16642 * ipa-utils.h (memory_identifier_string): Moved to ...
16643 * tree.h (memory_identifier_string): Here. Add GTY(()).
16645 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16647 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16648 in the former documentation of...
16649 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16650 * ira-conflicts.c (get_dup_num): Use address_operand.
16651 * targhooks.c (default_legitimate_address_p): New.
16652 * targhooks.h (default_legitimate_address_p): New.
16653 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16655 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16656 * target.h (struct target): Add legitimate_address_p.
16657 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16658 (TARGET_INITIALIZER): Include it.
16660 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16661 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16662 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16663 (TARGET_LEGITIMATE_ADDRESS_P): New.
16665 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16666 (REG_OK_STRICT_P): Delete.
16667 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16668 (frv_legitimate_address_p_1): ... this.
16669 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16670 (frv_legitimate_address_p_1): ... the renamed old
16671 frv_legitimate_address_p.
16672 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16673 (TARGET_LEGITIMATE_ADDRESS_P): New.
16675 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16676 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16677 * config/s390/s390.c (legitimate_address_p): Rename to...
16678 (s390_legitimate_address_p): ... this, make static.
16679 (legitimize_address): Adjust call.
16680 (TARGET_LEGITIMATE_ADDRESS_P): New.
16681 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16683 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16684 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16685 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16686 (TARGET_LEGITIMATE_ADDRESS_P): New.
16688 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16689 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16690 * config/spu/spu.c (spu_legitimate_address): Rename to...
16691 (spu_legitimate_address_p): ... this, make static.
16692 (TARGET_LEGITIMATE_ADDRESS_P): New.
16694 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16695 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16696 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16697 (sparc_legitimate_address_p): ... this, make static and return bool.
16698 (legitimize_address): Adjust call.
16699 (TARGET_LEGITIMATE_ADDRESS_P): New.
16701 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16702 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16703 * config/i386/i386.c (legitimate_address_p): Rename to...
16704 (ix86_legitimate_address_p): ... this, make static.
16705 (constant_address_p): Move after it, adjust call.
16706 (TARGET_LEGITIMATE_ADDRESS_P): New.
16708 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16709 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16710 * config/avr/avr.c (legitimate_address_p): Rename to...
16711 (avr_legitimate_address_p): ... this, make static.
16712 (legitimize_address): Adjust call.
16713 (TARGET_LEGITIMATE_ADDRESS_P): New.
16715 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16716 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16717 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16718 (TARGET_LEGITIMATE_ADDRESS_P): New.
16720 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16721 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16722 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16723 (TARGET_LEGITIMATE_ADDRESS_P): New.
16725 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16726 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16728 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16730 (TARGET_LEGITIMATE_ADDRESS_P): New.
16732 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16733 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16735 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16737 (m68hc11_legitimate_address_p): ... this, make static.
16738 (go_if_legitimate_address_internal): Rename to...
16739 (m68hc11_legitimate_address_p_1): ... this.
16740 (legitimize_address): Adjust call.
16741 (TARGET_LEGITIMATE_ADDRESS_P): New.
16743 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16744 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16745 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16746 (TARGET_LEGITIMATE_ADDRESS_P): New.
16748 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16749 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16750 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16751 (mn10300_legitimate_address_p): ... this, make static.
16752 (TARGET_LEGITIMATE_ADDRESS_P): New.
16754 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16755 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16756 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16757 (TARGET_LEGITIMATE_ADDRESS_P): New.
16759 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16760 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16761 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16762 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16763 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16764 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16765 (rs6000_legitimate_address_p): ... this, make static.
16766 (TARGET_LEGITIMATE_ADDRESS_P): New.
16767 (REG_MODE_OK_FOR_BASE_P): Delete.
16768 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16770 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16771 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16773 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16774 static, adjust types.
16775 (TARGET_LEGITIMATE_ADDRESS_P): New.
16777 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16778 * config/score/score.c (score_address_p): Rename to...
16779 (score_legitimate_address_p): ... this.
16780 (TARGET_LEGITIMATE_ADDRESS_P): New.
16781 * config/score/score3.c (score3_address_p): Rename to...
16782 (score3_legitimate_address_p): ... this.
16783 * config/score/score7.c (score7_address_p): Rename to...
16784 (score7_legitimate_address_p): ... this.
16786 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16787 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16788 GO_IF_LEGITIMATE_ADDRESS): Delete.
16789 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16790 thumb2_legitimate_address_p): Delete.
16791 (arm_legitimate_address_p): Rename to...
16792 (arm_legitimate_address_outer_p): ... this.
16793 * config/arm/constraints.md ("Uq"): Adjust call.
16794 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16795 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16797 (arm_legitimate_address_outer_p): ... this.
16798 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16800 (TARGET_LEGITIMATE_ADDRESS_P): New.
16802 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16803 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16804 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16805 (TARGET_LEGITIMATE_ADDRESS_P): New.
16807 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16808 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16809 * config/vax/vax.c (legitimate_address_p): Rename to...
16810 (vax_legitimate_address_p): ... this, make static.
16811 (TARGET_LEGITIMATE_ADDRESS_P): New.
16813 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16814 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16815 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16816 (TARGET_LEGITIMATE_ADDRESS_P): New.
16818 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16819 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16820 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16821 (mmix_legitimate_address_p): ... this, make static.
16822 (TARGET_LEGITIMATE_ADDRESS_P): New.
16824 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16825 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16826 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16827 (TARGET_LEGITIMATE_ADDRESS_P): New.
16829 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16831 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16832 of MODE_COMPLEX_INT.
16834 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16836 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16837 LCT_NORMAL in function call.
16838 * mips-tdump.c (print_file_desc): Add cast to enum type.
16839 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16840 (mark_stabs): Add casts to enum types.
16841 (parse_stabs_common): Add casts to enum types.
16843 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16845 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16846 Check for invalid values of LETTER.
16848 2009-05-13 Taras Glek <tglek@mozilla.com>
16850 * attribs.c (register_attribute): moved out attribute registration
16851 into register_attribute.
16852 * doc/plugins.texi: Documented register_attribute and
16854 * gcc-plugin.h: Added forward decl for register_attribute.
16855 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16856 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16857 PLUGIN_ATTRIBUTES boilerplate.
16859 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16861 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16862 values even in sentinel and empty entries.
16863 (ms_printf_flag_specs): Likewise.
16864 (ms_scanf_flag_specs): Likewise.
16865 (ms_strftime_flag_specs): Likewise.
16866 (ms_print_char_table): Likewise.
16867 (ms_scan_char_table): Likewise.
16868 (ms_time_char_table): Likewise.
16870 2009-05-13 Doug Kwan <dougkwan@google.com>
16872 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16874 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16876 * config/mips/mips.md (store): Add attributes for QI and HI.
16878 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16879 (truncdi<mode>2): ... this new pattern.
16881 2009-05-13 Brad Hards <bradh@kde.org>
16883 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16885 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16886 Ben Elliston <bje@au.ibm.com>
16888 PR middle-end/40035
16889 * dse.c (check_mem_read_rtx): Guard against width == -1.
16891 2009-05-13 Michael Matz <matz@suse.de>
16893 PR middle-end/39976
16894 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16895 (trivially_conflicts_p): New function.
16896 (insert_backedge_copies): Use it.
16898 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16900 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16901 (handle_stdc_pragma): Use new enum constant names.
16902 (handle_pragma_float_const_decimal64): Ditto.
16904 2009-05-13 Ian Lance Taylor <iant@google.com>
16906 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16909 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16911 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16912 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16914 * config/m68k/m68k.h (FL_UCLINUX): Define.
16916 2009-05-13 Jan Hubicka <jh@suse.cz>
16918 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16920 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16922 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16923 unless -fschedule-insns is specified.
16925 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16928 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16929 TARGET_EXPAND_CBRANCHDI4.
16930 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16931 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16932 (cmpeqdi): Fix comment.
16934 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16936 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16937 (sh_legitimate_address_p): Likewise.
16938 * config/sh/sh.c (sh_legitimate_index_p): New.
16939 (sh_legitimate_address_p): Likewise.
16940 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16941 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16942 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16943 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16944 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16945 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16946 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16947 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16948 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16950 2009-05-12 Jan Hubicka <jh@suse.cz>
16952 * tree-inline.c (estimate_operator_cost): Add operands;
16953 when division happens by constant, it is cheap.
16954 (estimate_num_insns): Loads and stores are not having cost of 0;
16955 EH magic stuff is cheap; when computing runtime cost of switch,
16956 use log2 base of amount of its cases; builtin_expect has cost of 0;
16957 compute cost for moving return value of call.
16958 (init_inline_once): Initialize time_based flags.
16959 * tree-inline.h (eni_weights_d): Add time_based flag.
16961 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16963 * df-core.c: Update head documentation.
16965 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16968 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16969 shadowing exisiting variable op1.
16971 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16974 * config/i386/driver-i386.c (processor_signatures): New enum.
16975 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16976 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16977 processor signature to detect geode processor.
16979 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16983 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16985 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16986 causes spurious differences between trunk and cond-optab branch.
16988 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16990 * dojump.c (compare_from_rtx): Delete.
16991 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16992 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16993 if the comparison does not satisfy the predicate; test predicates for
16994 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16995 further if one existing pattern fails.
16996 * expr.h (compare_from_rtx): Delete.
16997 (prepare_operand): Declare it.
16998 * optabs.c: Change "lib call" to "libcall" throughout.
16999 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17000 HAVE_conditional_trap, emit_cmp_insn): Delete.
17001 (can_compare_p): Delete cmp_optab case.
17002 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17003 Accept other parameters by value.
17004 (prepare_operand): Make non-static.
17005 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17006 other parameters by value. Try to widen operands here based on
17007 an optab_methods argument and looking at cbranch_optab.
17008 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17009 loop. Use cbranch_optab directly.
17010 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17011 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17013 (emit_conditional_move, emit_conditional_add): Inline what's needed
17014 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17015 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17016 with COMPARE. Move cmov_optab and cstore_optab above
17017 with cbranch_optab, move cmp_optab down with ucmp_optab,
17018 remove tst_otpab. Do not initialize trap_rtx.
17019 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17020 for trap code. Do not check HAVE_conditional_trap. Use
17021 prepare_cmp_insn. Accept no predicate for operand 3.
17022 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17023 (OTI_ctrap, ctrap_optab): New.
17024 (tst_optab): Delete.
17025 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17026 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17027 with lookup of ctrap_optab.
17028 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17030 (ctrap_optab): New.
17032 * combine.c (combine_simplify_rtx, simplify_set): Do not
17033 special case comparing against zero for cc0 machines.
17034 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17035 COMPARE on cc0 machines.
17036 (simplify_relational_operation): Return a new expression when
17037 a COMPARE could be removed.
17038 * final.c (final_scan_insn): Compare cc_status values
17039 against LHS of a (compare FOO (const_int 0)) cc0 source.
17040 Also check if cc_status.value is the full compare.
17042 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17043 (cstoreMM4): Document.
17044 (conditional_trap): Document ctrapMM4 instead.
17045 (sync_compare_and_swapMM): Refer to cbranchcc4.
17046 (Dependent Patterns): Eliminate obsolete information referring to
17047 the old jump optimization phase.
17048 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17049 of compares with 0 on cc0 machines.
17050 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17051 avoiding references to cc0. Remove text about storing operands
17053 * doc/tm.texi (Condition Codes): Include blurb on different
17054 condition code representations, separate into subsections for
17055 CC0, MODE_CC and conditional execution.
17057 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17058 alpha_emit_setcc): Accept operands and a machine mode.
17059 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17060 Get code/op0/op1 from operands, use machine mode argument
17061 instead of alpha_compare.fp_p. Emit the branch here.
17062 (alpha_emit_setcc): Likewise, and return boolean.
17063 (alpha_emit_conditional_move): Likewise. Assert that
17064 cmp_op_mode == cmp_mode, and simplify accordingly.
17065 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17066 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17067 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17069 (stack probe test): Use cbranchdi4.
17070 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17072 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17073 * config/arc/arc.h (movsicc, movsfcc): Use it.
17074 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17075 (cbranchsi4, cstoresi4): New.
17076 (cmpsi, bCC and sCC expanders): Remove.
17078 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17079 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17080 * config/arm/predicates.md (arm_comparison_operator): Only include
17081 floating-point operators if there is a hardware floating-point unit.
17082 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17083 deferring to cbranch_cc and cstore_cc respectively.
17084 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17085 cbranch_cc, cstore_cc): New.
17086 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17088 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17090 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17091 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17093 (adjust_insn_length): Adjust calls.
17094 (avr_reorg): Handle (compare (foo) (const_int 0)).
17095 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17096 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17097 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17098 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17100 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17101 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17103 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17104 (cbranchsi4, cstorebi4, cstoresi4): New.
17105 (movbisi): This insn is duplicate, split it to zero_extend.
17106 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17107 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17108 (bfin_optimize_loop): Use cbranch expander.
17109 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17110 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17111 (bfin_bimode_comparison_operator): ... this.
17112 (bfin_direct_comparison_operator): New.
17114 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17115 inside (compare FOO (const_int 0)).
17116 (cris_rtx_costs): Handle ZERO_EXTRACT.
17117 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17118 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17119 (*tstdi_v32): Delete.
17120 (*cmpdi_non_v32): Add M alternative for operand 1.
17121 (cmpsi, cmp<mode>): Make private.
17122 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17124 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17126 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17127 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17128 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17129 (cc_reg_operand): New.
17130 (any_cond): Delete.
17131 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17132 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17133 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17134 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17135 crx_expand_scond): Delete.
17137 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17139 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17140 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17142 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17143 cstoresi4, cstoresf4, cstoredf4): New.
17144 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17145 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17146 Receive the entire operands array.
17147 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17148 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17149 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17150 Get test/op0/op1 from the operands array.
17151 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17153 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17154 (h8300_expand_store): New.
17155 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17157 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17158 (h8300_expand_store): New.
17159 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17160 or do not try to produce (set (cc0) REG).
17161 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17162 change a compare into a move to a scratch register. Disable some
17163 peepholes when comparing with zero.
17164 (tstsi, tsthi, tstsi, cmpqi): Make private.
17166 (bCC, sCC): Delete.
17167 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17170 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17171 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17172 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17173 (ix86_emit_i387_log1p): Use cbranchxf2.
17174 (ix86_expand_setcc): Return void.
17175 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17176 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17177 cmp<MODEF>, cmpcc): Remove.
17178 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17179 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17180 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17181 (sCC and bCC expanders): Remove.
17182 (stack_protect_test): Use cbranchcc4.
17184 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17186 (ia64_expand_compare): Accept three rtx by reference and return void.
17187 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17188 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17189 from *expr. Update *expr with the BImode comparison to do.
17190 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17191 cmptf, bCC, sCC, conditional_trap): Delete.
17192 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17193 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17194 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17195 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17196 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17198 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17199 type of last argument.
17200 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17201 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17202 use machine mode argument instead of branch_type. Remove dead
17203 code for floating-point comparisons.
17204 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17205 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17207 (cbranchsi4, cstoresi4): New.
17208 * config/iq2000/predicates.md (reg_or_const_operand): New.
17210 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17211 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17212 (b<code>_op): Rewrite to...
17213 (bcc_op): ... this, using match_operator.
17214 (s<code>_op): Rewrite to...
17215 (scc_op): ... this, using match_operator.
17216 (s<code>_24_op): Rewrite to...
17217 (scc_op_24): ... this, using match_operator.
17218 (s<code>_<mode>): Rewrite to...
17219 (cstore<mode>4): ... this, using match_operator.
17220 (s<code>_<mode>_24): Rewrite to...
17221 (cstore<mode>4_24): ... this, using match_operator.
17222 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17223 m32c_unpend_compare, m32c_expand_scc): Delete.
17224 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17225 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17226 (m32c_expand_movcc): Change NE to EQ if necessary.
17227 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17229 * config/m32r/m32r-protos.h (gen_cond_store): New.
17230 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17231 (gen_cond_store): New, from sCC patterns.
17232 (m32r_expand_block_move): Use cbranchsi4.
17233 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17234 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17235 (cbranchsi4, cstoresi4): New.
17237 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17239 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17240 (m68hc11_notice_update_cc): Look into a compare with 0.
17241 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17243 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17244 cmphi, cmpqi, bCC): Delete.
17245 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17246 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17247 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17250 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17251 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17252 * config/m68k/constraints.md (H): New.
17253 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17254 the define_insn below.
17255 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17256 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17257 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17258 patterns): Wrap RHS with COMPARE.
17259 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17260 (*cmpdi_internal): Name this pattern.
17261 (cmpdi): Change to define_insn.
17262 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17263 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17264 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17266 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17267 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17268 (conditional_trap): Change to...
17269 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17270 (*conditional_trap): Use the ordered_comparison_operator and
17271 const1_operand predicates.
17272 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17273 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17274 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17275 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17277 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17278 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17279 (mcore_gen_compare): New.
17280 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17281 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17282 (mcore_gen_compare): ... this.
17283 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17284 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17285 (stack probe pattern): Use cbranchsi4.
17287 * config/mips/predicates.md (mips_cstore_operator): New.
17288 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17289 * config/mips/mips.md (any_cond): Delete.
17290 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17292 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17293 fixuns_truncsfdi2): Use cbranch patterns.
17294 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17295 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17296 Adjust call to mips_expand_conditional_branch.
17297 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17299 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17300 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17301 * config/mips/mips.c (cmp_operands): Delete.
17302 (mips_emit_compare): Get comparison operands from *op0/*op1.
17303 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17304 that it succeeds. Use op0/op1 instead of cmp_operands.
17305 (mips_expand_conditional_branch, mips_expand_conditional_move,
17306 mips_expand_conditional_trap): Likewise.
17307 (mips_block_move_loop): Use cbranch patterns.
17308 * config/mips/mips.h (cmp_operands): Delete.
17310 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17311 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17312 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17313 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17314 (*cmpcc_folded): Rename to...
17315 (*cmpdi_folded): this.
17316 (*cmpcc): Rename to...
17318 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17321 (cbranchdf4): New. Handle invalid comparisons here.
17322 * config/mmix/predicates.md (float_comparison_operator): New.
17324 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17325 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17326 * config/mn10300/mn10300.md (tst): Delete.
17327 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17328 Name these patterns and wrap RHS in a compare.
17329 (*cmpsi): Make this pattern private. Include tst.
17330 (*cmpsf): Make this pattern private.
17331 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17332 (compare with zero peepholes): Likewise.
17334 (cbranchsi4, cbranchsf4): New.
17335 (casesi): Use cbranchsi4.
17337 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17338 hppa_branch_type): Delete.
17339 (return_addr_rtx): Use cbranchsi4.
17340 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17341 Emit CCFPmode comparison here.
17342 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17343 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17344 hppa_branch_type): Delete.
17345 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17346 (movsicc, movdicc): Remove references to hppa_compare_op0,
17347 hppa_compare_op1 and compare_from_rtx.
17348 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17349 (casesi): Use cbranchsi4.
17351 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17352 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17353 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17354 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17355 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17357 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17358 (*branch, *branch_inverted): New.
17360 * config/picochip/picochip.md (cbranchhi4): Use
17361 ordered_comparison_operator.
17362 (cmphi, bCC): Remove.
17364 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17365 (trap_comparison_operator): Delete.
17366 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17367 rs6000_emit_cbranch): Accept mode and operands.
17368 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17369 rs6000_compare_fp_p): Delete.
17370 (rs6000_generate_compare): Accept mode and comparison. Extract code
17371 and op0/op1 from there. Replace references to rs6000_compare_op0
17372 and rs6000_compare_op1.
17373 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17374 extract result from passed operands.
17375 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17376 extract loc from passed operands.
17377 (rs6000_emit_cmove): Likewise.
17378 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17379 rs6000_compare_fp_p): Delete.
17380 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17381 (cbranch<GPR>4, cbranch<FP>4): New.
17382 (cstore<mode>4): New. Consolidate here all choices about when to use
17383 portable or specialized sCC sequences.
17384 (stack_protect_test): Use cbranchsi4.
17385 (conditional_trap): Replace with ctrap<GPR>4.
17386 (conditional trap insn): Replace trap_comparison_operator with
17387 ordered_comparison_operator.
17389 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17390 (s390_emit_prologue): Use ctrap.
17391 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17392 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17393 New predicates replacing...
17394 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17395 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17396 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17397 (add<mode>cc): Do not use s390_compare_op0/op1.
17398 (s<code>): Change to...
17399 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17400 (seq): Change to...
17401 (cstorecc4): ... this. Handle EQ or NE equally.
17402 (*sne): Un-privatize for use in cstorecc4.
17403 (b<code>): Change to...
17404 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17405 (conditional_trap): Replace with...
17406 (ctrap<GPR>4, ctrap<FP>4): ... these.
17407 (stack_protect): Use cbranchcc4.
17409 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17410 * config/score/score-protos.h (score_gen_cmp): Delete.
17411 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17412 (score_block_move-loop): Use cbranchsi4.
17413 * config/score/score.md (cbranchsi4): New.
17414 (cmpsi, bCC): Delete.
17415 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17416 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17417 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17418 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17419 * config/score/score3.h (score3_gen_cmp): Delete.
17420 * config/score/score7.h (score7_gen_cmp): Delete.
17422 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17423 (sh_emit_scc_to_t): ... this. Return void.
17424 (from_compare): Rename to...
17425 (sh_emit_compare_and_branch): ... this.
17426 (sh_emit_compare_and_set): New.
17427 (sh_expand_t_scc): Accept operands.
17428 * config/sh/predicates.md (sh_float_comparison_operator): New.
17429 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17430 (prepare_scc_operands): Rename to...
17431 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17433 (sh_emit_cheap_store_flag): New.
17434 (sh_emit_set_t_insn): New.
17435 (from_compare): Rename to...
17436 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17437 handling of TARGET_SH2E floating point to avoid recursive call.
17438 Generate branch here.
17439 (sh_emit_compare_and_set): New.
17440 (sh_expand_t_scc): Get op0/op1 from arguments.
17441 (sh_emit_cheap_store_flag): New.
17442 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17444 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17445 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17446 (movsicc, movdicc): Do nothing when it recreated operands from
17447 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17448 prepare_scc_operands (now sh_emit_scc_to_t).
17449 (udivdi3): Use cstoresi4.
17450 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17451 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17452 (cbranchint4_media, cbranchfp4_media): New.
17453 (casesi): Use cbranchdi4.
17454 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17456 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17457 (movnegt): Remove second operand.
17458 (cbranchsf4, cbranchdf4): New.
17459 (stack_protect): Use cbranchdi4/cbranchsi4.
17461 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17462 (gen_compare_reg): Accept comparison, extract part of it to...
17463 (gen_compare_reg_1): ... this.
17464 (gen_compare_operator): Delete.
17465 (gen_v9_scc): Accept separate destination, comparison code and arms.
17466 Do not use sparc_compare_op0/sparc_compare_op1.
17467 (emit_scc_insn, emit_conditional_branch_insn): New.
17468 (emit_v9_brxx): Make static. Remove useless assertion.
17469 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17471 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17472 * config/sparc/sparc-protos.h (gen_compare_reg,
17473 sparc_emit_float_lib_cmp): Adjust prototype.
17474 (emit_scc_insn, emit_conditional_branch_insn): New.
17475 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17476 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17477 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17478 iterators to the top.
17479 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17480 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17481 snedi_special_trunc): Delete.
17482 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17483 and snedi_special_trunc.
17484 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17485 cbranchdi4, cbranch<F:mode>4): New.
17486 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17487 here. Use gen_compare_reg instead of gen_compare_operator.
17488 (conditional_trap): Replace with...
17489 (ctrapsi4, ctrapdi4): ... this.
17490 (stack_protect_test): Use cbranchcc4.
17492 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17494 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17495 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17496 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17497 from operands[0] or operands[3] depending on is_set.
17498 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17499 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17500 cmpdf, bCC), sCC: Remove.
17501 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17502 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17504 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17505 spu_emit_branch_or_set.
17507 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17509 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17510 xstormy16_compare_op1): Delete.
17511 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17512 xstormy16_compare_op1): Delete.
17513 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17515 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17516 (cmphi, cmpsi, bCC): Remove.
17518 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17519 (*cmpsi): ... this one.
17520 (cbranchsi4, cstoresi4): New.
17521 (bCC expanders): Delete.
17522 (sCC insns): Fold into...
17523 (*setcc): ... this one.
17524 (casesi): Do not use gen_cmpsi and gen_bgtu.
17525 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17526 (movsicc): Simplify.
17527 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17529 * config/vax/vax-protos.h (cond_name): New.
17530 (vax_output_conditional_branch): Remove.
17531 * config/vax/vax.c (cond_name): New.
17532 (vax_output_conditional_branch): Remove.
17533 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17534 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17535 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17536 (bit<VAXint>): Wrap source with (compare).
17537 (b<code> and following unnamed pattern): Rename to *branch and
17538 *branch_reversed. Change macroization to match_operator.
17539 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17541 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17542 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17543 Change last argument to machine_mode.
17544 (xtensa_expand_scc): Add machine_mode argument.
17545 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17546 (gen_conditional_move, xtensa_expand_conditional_branch,
17547 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17548 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17549 Adjust operand numbers.
17550 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17552 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17553 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17554 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17556 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17558 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17559 causes spurious differences between trunk and cond-optab branch.
17561 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17564 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17566 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17568 * tree.c (iterative_hash_pointer): Delete.
17569 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17570 Hash UIDs and versions of SSA names. Don't special-case built-in
17571 function declarations.
17573 2009-05-11 Ian Lance Taylor <iant@google.com>
17576 * graphite.c: Force -Wc++-compat to only be a warning before
17577 #including "cloog/cloog.h".
17579 2009-05-11 Martin Jambor <mjambor@suse.cz>
17581 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17583 2009-05-11 Jan Hubicka <jh@suse.cz>
17585 * tree-ssa-loop-ivcanon.c: Include target.h
17586 (struct loop_size): new structure.
17587 (constant_after_peeling): New predicate.
17588 (tree_estimate_loop_size): New function.
17589 (estimated_unrolled_size): Rewrite for new estimates.
17590 (try_unroll_loop_completely): Use new estimates.
17591 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17593 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17595 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17596 libcpp interface change.
17597 (spu_macro_to_expand): Likewise.
17599 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17601 PR tree-optimization/40026
17602 * gimplify.c (gimplify_init_constructor): Change initial conditional
17603 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17604 optimize_compound_literals_in_ctor.
17606 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17608 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17610 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17612 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17614 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17615 HOST_WIDE_INT for gap.
17617 2009-05-11 Ira Rosen <irar@il.ibm.com>
17619 PR tree-optimization/40074
17620 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17621 account in group size and step comparison.
17623 2009-05-11 Richard Guenther <rguenther@suse.de>
17625 * passes.c (init_optimization_passes): Strip now incorrect comment.
17626 (execute_function_todo): Do not set PROP_alias.
17627 * tree-pass.h (PROP_alias): Remove.
17628 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17629 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17630 * tree-nrv.c (pass_return_slot): Likewise.
17631 * tree-object-size.c (pass_object_sizes): Likewise.
17632 * tree-ssa-dom.c (pass_dominator): Likewise.
17633 (pass_phi_only_cprop): Likewise.
17634 * tree-ssa-dse.c (pass_dse): Likewise.
17635 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17636 (pass_cselim): Likewise.
17637 * tree-ssa-pre.c (pass_pre): Likewise.
17638 (pass_fre): Likewise.
17639 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17640 * tree-ssa-sink.c (pass_sink_code): Likewise.
17641 * tree-stdarg.c (pass_stdarg): Likewise.
17642 * tree-tailcall.c (pass_tail_calls): Likewise.
17643 * tree-vrp.c (pass_vrp): Likewise.
17645 2009-05-10 Ian Lance Taylor <iant@google.com>
17647 * basic-block.h (enum profile_status): Break out of struct
17648 control_flow_graph.
17649 * cgraph.h (struct inline_summary): Break out of struct
17651 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17652 of struct cgraph_order_sort.
17653 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17654 * cse.c (struct branch_path): Break out of struct
17655 cse_basic_block_data.
17656 * except.h (enum eh_region_type): Break out of struct eh_region.
17657 * gcc.c (enum add_del): Break out of struct modify_target.
17658 * genrecog.c (enum decision_type): Break out of struct decision_test.
17659 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17661 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17662 * regmove.c (enum match_use): New enum, broken out of struct match.
17663 * sched-int.h (enum post_call_group): New enum, broken out of
17665 (struct deps_reg): Break out of struct deps.
17666 * target.h (struct asm_int_op): Break out of struct gcc_target.
17667 * tree-eh.c (struct goto_queue_node): Break out of struct
17669 * tree-inline.h (enum copy_body_cge_which): Break out of
17671 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17673 * c-decl.c (in_struct, struct_types): New static variables.
17674 (pushtag): Add loc parameter. Change all callers.
17675 (lookup_tag): Add ploc parameter. Change all callers.
17676 (check_compound_literal_type): New function.
17677 (parser_xref_tag): Add loc parameter. Change all callers. If
17678 -Wc++-compat, warn about struct/union/enum types defined within a
17680 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17681 and loc parameters. Change all callers. Change error calls to
17682 error_at, using loc. For a redefinition, if the location of the
17683 original definition is known, report it. Set in_struct and
17684 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17685 (finish_struct): Add new parameters enclosing_in_struct and
17686 enclosing_struct_types. Change all callers. Set
17687 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17688 in the struct. If in a struct, add this struct to struct_types.
17689 (start_enum): Add loc parameter. Change all callers. Use
17690 error_at for errors, using loc. For a redefinition, if the
17691 location of the original definition is known, report it. If in a
17692 struct, add this enum type to struct_types. If -Wc++-compat warn
17693 if in sizeof, typeof, or alignof.
17694 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17695 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17696 (c_parser_enum_specifier): Get enum location for start_enum.
17697 (c_parser_struct_or_union_specifier): Get struct location for
17698 start_struct. Save in_struct and struct_types status between
17699 start_struct and finish_struct.
17700 (c_parser_cast_expression): Get location of cast.
17701 (c_parser_alignof_expression): Get location of type.
17702 (c_parser_postfix_expression): Likewise.
17703 (c_parser_postfix_expression_after_paren_type): Add type_loc
17704 parameter. Change all callers. Call check_compound_literal_type.
17705 Use type_loc for error about variable size type.
17706 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17707 of an enum constant from an enum type defined in a struct or union.
17708 (c_cast_expr): Add loc parameter. Change all callers. If
17709 -Wc++-compat, warn about defining a type in a cast.
17710 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17711 (start_enum, start_struct, finish_struct): Update declarations.
17712 (parser_xref_tag, c_cast_expr): Update declarations.
17713 (check_compound_literal_type): Declare.
17715 2009-05-11 Ben Elliston <bje@au.ibm.com>
17717 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17718 for recent libcpp interface change.
17719 (rs6000_macro_to_expand): Likewise.
17721 2009-05-10 Michael Matz <matz@suse.de>
17724 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17725 not at entry of function.
17727 2009-05-10 Richard Guenther <rguenther@suse.de>
17729 PR tree-optimization/40081
17731 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17732 using the main variant of the element type. Do not fiddle with
17733 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17735 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17736 structs with volatile fields.
17738 2009-05-10 Jan Hubicka <jh@suse.cz>
17740 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17741 (estimate_move_cost): Assert that it does not get called for
17743 (estimate_num_insns): Skip VOID types in argument handling.
17744 (optimize_inline_calls): Delete unreachable blocks and verify that
17745 callgraph is valid.
17747 2009-05-10 Jan Hubicka <jh@suse.cz>
17749 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17750 * cgraph.c (cgraph_mark_address_taken_node): New function.
17751 (dump_cgraph_node): Dump new flag.
17752 * cgraph.h (struct cgraph_node): Add address_taken.
17753 (cgraph_mark_address_taken_node): New function.
17754 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17755 since new direct calls can be born.
17757 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17759 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17760 tok->val.node.node.
17762 2009-05-10 Jan Hubicka <jh@suse.cz>
17764 PR middle-end/40084
17765 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17767 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17768 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17769 * tree-inline.c (copy_bb): Set frequency correctly.
17770 (fold_marked_statements): Update call to
17771 cgraph_update_edges_for_call_stmt.
17773 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17775 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17776 identifiers in diagnostics.
17777 * config/arm/arm.c (arm_handle_fndecl_attribute,
17778 arm_handle_isr_attribute): Likewise.
17779 * config/avr/avr.c (avr_handle_progmem_attribute,
17780 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17781 * config/bfin/bfin.c (handle_int_attribute,
17782 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17783 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17784 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17786 * config/darwin.c (darwin_handle_kext_attribute,
17787 darwin_handle_weak_import_attribute): Likewise.
17788 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17789 h8300_handle_eightbit_data_attribute,
17790 h8300_handle_tiny_data_attribute): Likewise.
17791 * config/i386/i386.c (ix86_handle_cconv_attribute,
17792 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17793 * config/i386/winnt.c (ix86_handle_shared_attribute,
17794 ix86_handle_selectany_attribute): Likewise.
17795 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17796 * config/m32c/m32c.c (function_vector_handler): Likewise.
17797 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17798 m68hc11_handle_fntype_attribute): Likewise.
17799 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17800 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17801 * config/mips/mips.c (mips_insert_attributes,
17802 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17803 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17804 rs6000_handle_struct_attribute): Likewise.
17805 * config/sh/sh.c (sh_insert_attributes,
17806 sh_handle_resbank_handler_attribute,
17807 sh_handle_interrupt_handler_attribute,
17808 sh2a_handle_function_vector_handler_attribute,
17809 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17811 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17812 * config/spu/spu.c (spu_handle_fndecl_attribute,
17813 spu_handle_vector_attribute): Likewise.
17814 * config/stormy16/stormy16.c
17815 (xstormy16_handle_interrupt_attribute): Likewise.
17816 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17817 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17819 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17821 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17822 (pp_translate_identifiers): New.
17823 (pp_identifier): Only conditionally translate identifier to locale
17825 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17826 (pp_base_tree_identifier): Only conditionally translate identifier
17827 to locale character set.
17828 * c-pretty-print.c (M_): Define.
17829 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17830 fragments for conditional translation with M_.
17831 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17832 identifier translation.
17834 2009-05-10 Richard Guenther <rguenther@suse.de>
17836 PR tree-optimization/40081
17837 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17838 using the main variant of the element type. Do not fiddle with
17839 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17841 2009-05-09 Jan Hubicka <jh@suse.cz>
17843 PR middle-end/40080
17844 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17845 indirect calls; verify cgraph afterwards.
17847 2009-05-09 Jan Hubicka <jh@suse.cz>
17850 * ipa.c (update_inlined_to_pointer): New function.
17851 (cgraph_remove_unreachable_nodes): Use it.
17853 2009-05-09 Jan Hubicka <jh@suse.cz>
17855 * tree-eh.c (struct leh_state): Remove prev_try.
17856 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17857 not track prev_try.
17858 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17859 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17860 remove_eh_handler_and_replace, foreach_reachable_handler,
17861 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17862 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17863 (gen_eh_region_cleanup): Update prototype.
17865 2009-05-09 Jan Hubicka <jh@suse.cz>
17867 PR middle-end/40043
17868 * except.c (copy_eh_region): Always set prev_try.
17869 (redirect_eh_edge_to_label): Find outer try.
17870 (foreach_reachable_handler): When looking for prev try
17871 handle case where previous try is not going to be taken.
17873 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17875 PR tree-optimization/40049
17876 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17877 only vector/vector shifts, convert the type of the constant to the
17878 appropriate type to avoid building incorrect trees, which
17879 eventually have problems with garbage collection.
17881 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17883 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17884 -1 for complex floating-point types if honoring signed zeros.
17886 2009-05-08 Jan Hubicka <jh@suse.cz>
17888 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17889 argument; handle correctly when profile is absent.
17890 (build_cgraph_edges): Update.
17891 (rebuild_cgraph_edges): Update.
17892 * cgraph.c: Do not include varray.h.
17893 (cgraph_set_call_stmt_including_clones): New function.
17894 (cgraph_create_edge_including_clones): Likewise
17895 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17896 (cgraph_update_edges_for_call_stmt): Handle clones.
17897 (cgraph_remove_node): Handle clone tree.
17898 (cgraph_remove_node_and_inline_clones): New function.
17899 (dump_cgraph_node): Dump clone tree.
17900 (cgraph_clone_node): Handle clone tree.
17901 (clone_function_name): Bring here from tree-inline.c.
17902 (cgraph_create_virtual_clone): New function.
17903 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17904 (cgraph_clone_info): New function.
17905 (strut cgraph_node): Add clone_info and new clone tree pointers.
17906 (cgraph_remove_node_and_inline_clones,
17907 cgraph_set_call_stmt_including_clones,
17908 cgraph_create_edge_including_clones,
17909 cgraph_create_virtual_clone): Declare.
17910 (cgraph_function_versioning): Use VEC argument.
17911 (compute_call_stmt_bb_frequency): Update prototype.
17912 (cgraph_materialize_all_clones): New function.
17913 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17914 (ipcp_create_replace_map): Update to VECtors.
17915 (ipcp_update_callgraph): Use virtual clones.
17916 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17917 (ipcp_update_profiling): Do not update local profiling.
17918 (ipcp_insert_stage): Use VECtors and virtual clones.
17919 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17920 (clone_of_p): New function.
17921 (cgraph_preserve_function_body_p): Use clone tree.
17922 (cgraph_optimize): Materialize clones.
17923 (cgraph_function_versioning): Update for VECtors.
17924 (save_inline_function_body): Use clone tree.
17925 (cgraph_materialize_clone): New function.
17926 (cgraph_materialize_all_clones): Likewise.
17927 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17928 * ipa.c: Include gimple.h.
17929 (cgraph_remove_unreachable_nodes): Use clone tree.
17930 * ipa-prop.c (ipa_note_param_call): Update call to
17931 compute_call_stmt_bb_frequencycall.
17932 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17933 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17934 (copy_bb): Handle updating of clone tree; add new edge when new call
17936 (expand_call_inline): Be strict about every call having edge.
17937 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17938 (delete_unreachable_blocks_update_callgraph): New function.
17939 (tree_function_versioning): Use VECtors; always remove unreachable
17940 blocks and fold conditionals.
17941 * tree-inline.h: Do not include varray.h.
17942 (tree_function_versioning): Remove.
17943 * Makefile.in (GTFILES): Remove tree-inline.c
17944 * passes.c (do_per_function): Do only functions having body.
17945 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17948 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17949 Andrew Morrow <acm@google.com>
17952 * c-common.c (c_common_attribute_table): Permit deprecated
17953 attribute to take an optional argument.
17954 (handle_deprecated_attribute): If the optional argument to
17955 __attribute__((deprecated)) is not a string ignore the attribute
17956 and emit a warning.
17958 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17959 * c-typeck.c (build_component_ref): Likewise.
17960 (build_external_ref): Likewise.
17962 * toplev.c (warn_deprecated_use): Add an attribute argument.
17963 Emit the message associated with __attribute__((deprecated)).
17965 * toplev.h (warn_deprecated_use): Updated.
17967 * doc/extend.texi: Document new optional parameter to
17968 __attribute__((deprecated))
17970 2009-05-08 Michael Eager <eager@eagercon.com>
17972 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17973 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17975 2009-05-08 Richard Guenther <rguenther@suse.de>
17977 PR tree-optimization/40062
17978 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17979 Avoid exponential behavior.
17981 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17983 PR rtl-optimization/33928
17985 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17986 process_uses, build_single_def_use_links): New.
17987 (update_df): Update use_def_ref.
17988 (forward_propagate_into): Use get_def_for_use instead of use-def
17990 (fwprop_init): Call build_single_def_use_links and let it initialize
17992 (fwprop_done): Free use_def_ref.
17993 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17994 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17995 df_rd_simulate_one_insn): New.
17996 (df_rd_bb_local_compute_process_def): Update head comment.
17997 (df_chain_create_bb): Use the new RD simulation functions.
17998 * df.h (df_rd_simulate_artificial_defs_at_top,
17999 df_rd_simulate_one_insn): New.
18000 * opts.c (decode_options): Enable fwprop at -O1.
18001 * doc/invoke.texi (-fforward-propagate): Document this.
18003 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18006 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18007 and one complex operand specially.
18008 * tree-complex.c (some_nonzerop): Do not identify a real value as
18009 zero if flag_signed_zeros.
18011 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18013 PR rtl-optimization/33928
18014 * loop-invariant.c (record_use): Fix && vs. || mishap.
18016 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18018 PR rtl-optimization/33928
18019 * loop-invariant.c (struct use): Add addr_use_p.
18020 (struct def): Add n_addr_uses.
18021 (struct invariant): Add cheap_address.
18022 (create_new_invariant): Set cheap_address.
18023 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18024 (record_uses): Pass df_ref to record_use.
18025 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18028 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18030 * config/sh/sh.c: Do not include c-pragma.h.
18032 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18034 * config/spu/spu.c: Remove include of c-common.h.
18036 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18039 * c-common.h (mark_valid_location_for_stdc_pragma,
18040 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18041 clear_float_const_decimal64, float_const_decimal64_p): New.
18042 * c.opt (Wunsuffixed-float-constants): New.
18043 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18044 unsuffixed float constant, handle new warning.
18045 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18046 * c-decl.c (c_scope): New flag float_const_decimal64.
18047 (set_float_const_decimal64, clear_float_const_decimal64,
18048 float_const_decimal64_p): New.
18049 (push_scope): Set new flag.
18050 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18051 to use STDC pragmas.
18052 (c_parser_external_declaration): Ditto.
18053 (c_parser_compound_statement_nostart): Ditto.
18054 * c-pragma.c (valid_location_for_stdc_pragma,
18055 mark_valid_location_for_stdc_pragma,
18056 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18057 handle_pragma_float_const_decimal64): New.
18058 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18059 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18060 set_float_const_decimal64, clear_float_const_decimal64,
18061 float_const_decimal64_p): New dummy functions.
18062 * doc/extend.texi (Decimal Float): Remove statement that the
18063 pragma, and suffix for double constants, are not supported.
18064 * doc/invoke.texi (Warning Options): List new option.
18065 (-Wunsuffixed-float-constants): New.
18067 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18069 * config/i386/i386.c: Do not include c-common.h.
18071 2009-05-07 Mark Heffernan <meheff@google.com>
18073 * doc/invoke.texi (Debugging Options): Document change of debugging
18075 * opts.c (decode_options): Make dump_base_name relative to
18076 aux_base_name directory.
18078 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18080 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18081 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18083 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18085 * Makefile.in (install-plugin): Simplify a bit.
18087 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18089 * Makefile.in (OBJS-common): Add regcprop.o.
18091 * timevar.def (TV_CPROP_REGISTERS): New.
18092 * regrename.c (regrename_optimize): Return 0.
18093 (rest_of_handle_regrename): Delete.
18094 (pass_rename_registers): Point to regrename_optimize.
18095 (struct value_data_entry, struct value_data,
18096 kill_value_one_regno, kill_value_regno, kill_value,
18097 set_value_regno, init_value_data, kill_clobbered_value,
18098 kill_set_value, kill_autoinc_value, copy_value,
18099 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18100 replace_oldest_value_reg, replace_oldest_value_addr,
18101 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18102 debug_value_data, validate_value_data): Move...
18103 * regcprop.c: ... here.
18104 (rest_of_handle_cprop): Delete.
18105 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18107 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18109 PR middle-end/40057
18110 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18111 GEN_INT for 1 << bitnum.
18112 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18113 build_int_cst_type.
18115 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18117 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18118 Remove wrong description of "nand" operation.
18120 2009-05-06 Richard Guenther <rguenther@suse.de>
18121 Adam Nemet <anemet@caviumnetworks.com>
18123 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18124 comment. Add that if LHS is not a gimple register, then RHS1 has
18125 to be a single object (GIMPLE_SINGLE_RHS).
18127 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18129 * expr.c (get_def_for_expr): Move it up in the file.
18130 (store_field): When expanding a bit-field store, look at the
18131 defining gimple stmt for the masking conversion.
18133 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18135 PR middle-end/39986
18136 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18137 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18138 32-bit memcpy into long.
18140 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18142 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18143 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18145 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18146 instead of appending DW_OP_deref*.
18148 2009-05-06 Michael Matz <matz@suse.de>
18150 PR middle-end/40021
18151 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18152 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18154 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18156 * Makefile.in (install-plugin): Fix srcdir handling.
18158 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18160 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18161 when processing for not_regs_needed bitmap.
18162 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18163 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18164 handling it for rhs.
18166 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18168 * config/i386/i386.md (unnamed inc/dec peephole): Use
18169 optimize_insn_for_size_p instead of optimize_size.
18170 * config/i386/predicates.md (incdec_operand): Likewise.
18171 (aligned_operand): Likewise.
18172 * config/i386/sse.md (divv8sf3): Likewise.
18173 (sqrtv8sf2): Likewise.
18175 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18177 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18179 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18181 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18183 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18184 ssemodesuffixf2c with avxmodesuffixf2c.
18186 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18189 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18191 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18193 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18194 (struct tree_base): Adjust spacing for 8 bit boundaries.
18195 (struct tree_decl_common): Add decl_by_reference_flag bit.
18196 (DECL_BY_REFERENCE): Adjust.
18197 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18198 print DECL_BY_REFERENCE bit.
18199 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18200 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18201 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18202 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18205 PR middle-end/39666
18206 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18207 range of the type, but default label is missing, add it with one
18208 of the existing labels instead of adding a new label for it.
18210 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18214 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18216 * Makefile.in (enable_plugin, plugin_includedir): New.
18217 (install): Depend on install-plugin.
18218 (PLUGIN_HEADERS): New.
18219 (install-plugin): New.
18220 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18222 2009-05-05 Richard Guenther <rguenther@suse.de>
18224 PR tree-optimization/40022
18225 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18227 (phivn_valid_p): Fix tuplification error, simplify.
18228 (phiprop_insert_phi): Add dumps.
18229 (propagate_with_phi): Simplify.
18231 2009-05-05 Richard Guenther <rguenther@suse.de>
18233 PR middle-end/40023
18234 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18236 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18238 * tree.h (strip_float_extensions): Remove duplicate declaration.
18239 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18240 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18241 block_ultimate_origin): Rearrange the declarations line to match the
18242 comment that indicates the .c file which the functions are defined.
18243 (dwarf2out_*, set_decl_rtl): Add comment.
18244 (get_base_address): Adjust comment.
18245 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18246 declarations line and add comment.
18247 (is_builtin_name): Add blank after function name, for clarity.
18249 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18251 * attribs.c (decl_attributes): Use %qE for identifiers in
18253 * cgraphunit.c (verify_cgraph_node): Translate function names to
18254 locale character set in diagnostics.
18255 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18257 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18258 Document that functions are named in UTF-8.
18259 * expr.c (expand_expr_real_1): Translate function names to locale
18260 character set in diagnostics.
18261 * gimplify.c (omp_notice_variable, omp_is_private,
18262 gimplify_scan_omp_clauses): Use %qE for identifiers in
18264 * langhooks.c (lhd_print_error_function): Translate function names
18265 to locale character set.
18266 * langhooks.h (decl_printable_name): Document that return value is
18267 in internal character set.
18268 * stmt.c: Include pretty-print.h
18269 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18271 (resolve_operand_name_1): Translate named operand name to locale
18273 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18275 * toplev.c (announce_function): Translate function names to locale
18277 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18278 (default_tree_printer): Use pp_identifier or translate identifiers
18279 to locale character set. Mark "<anonymous>" for translation.
18280 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18281 for identifiers in diagnostics.
18282 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18284 * varasm.c (output_constructor): Use %qE for identifiers in
18287 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18289 * configure.ac: use ` ` instead of $()
18290 * configure: Regenerate.
18292 2009-05-05 Ben Elliston <bje@au.ibm.com>
18294 * config/pa/linux-atomic.c: Eliminate conditional include of
18295 errno.h on non-LP64 systems to simplify build requirements.
18297 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18299 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18301 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18302 and pass value to identifier_to_locale.
18303 (warn_variable_length_array): Make name a tree.
18304 (grokdeclarator): Separate diagnostic texts for named and unnamed
18305 declarators. Use %qE for named declarators.
18306 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18308 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18309 identifiers in diagnostics.
18310 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18311 identifier_to_locale. Mark "anonymous" strings for translation.
18313 2009-05-04 Michael Eager <eager@eagercon.com>
18315 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18316 address for DImode/DFmode only if double-precision FP regs.
18318 2009-05-04 Michael Eager <eager@eagercon.com>
18320 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18321 TARGET_SINGLE_FLOAT check.
18323 2009-05-04 Michael Eager <eager@eagercon.com>
18325 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18327 2009-05-04 Michael Eager <eager@eagercon.com>
18329 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18330 * config/rs6000/t-xilinx: New
18332 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18334 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18335 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18336 * gcc/explow.c (memory_address): Use target hook.
18337 * gcc/targhooks.c (default_legitimize_address): New.
18338 * gcc/targhooks.h (default_legitimize_address): New.
18339 * gcc/target.h (legitimize_address): New.
18340 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18341 (TARGET_INITIALIZER): Include it.
18342 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18344 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18345 * config/bfin/bfin.c (legitimize_address): Remove.
18346 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18347 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18349 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18350 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18352 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18353 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18354 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18355 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18356 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18357 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18358 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18359 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18360 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18361 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18362 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18363 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18364 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18365 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18366 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18367 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18368 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18369 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18370 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18371 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18372 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18373 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18374 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18376 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18377 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18378 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18379 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18380 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18381 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18382 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18383 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18384 (thumb_legitimize_address): Delete.
18385 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18386 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18387 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18388 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18389 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18390 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18392 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18395 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18396 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18397 * config/m32r/m32r.c (m32r_legitimize_address): New.
18398 * config/m68k/m68k.c (m68k_legitimize_address): New.
18399 * config/score/score.c (score_legitimize_address): Standardize.
18400 * config/score/score3.c (score3_legitimize_address): Standardize.
18401 * config/score/score3.h (score3_legitimize_address): Adjust.
18402 * config/score/score7.c (score7_legitimize_address): Standardize.
18403 * config/score/score7.h (score7_legitimize_address): Adjust.
18404 * config/sh/sh.c (sh_legitimize_address): New.
18405 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18407 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18408 (s390_legitimize_address): ... this.
18409 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18410 (sparc_legitimize_address): ... this.
18411 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18412 (ix86_legitimize_address): ... this.
18413 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18414 (avr_legitimize_address): ... this.
18415 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18416 (mn10300_legitimize_address): ... this.
18417 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18418 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18419 (alpha_expand_mov): Adjust call.
18421 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18422 * config/spu/spu.c (spu_legitimize_address): Likewise.
18423 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18424 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18426 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18428 * intl.c (locale_encoding, locale_utf8): New.
18429 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18430 * intl.h (locale_encoding, locale_utf8): Declare.
18431 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18432 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18434 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18436 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18437 (pp_base_tree_identifier): Declare as function.
18438 (identifier_to_locale): Declare.
18439 * Makefile.in (pretty-print.o): Update dependencies.
18440 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18442 2009-05-04 Richard Guenther <rguenther@suse.de>
18444 PR middle-end/40015
18445 * builtins.c (fold_builtin_memory_op): Do not decay to element
18446 type if the size matches the whole array.
18448 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18450 * expmed.c (synth_mult): When trying out a shift, pass the result
18453 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18455 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18456 (shiftsub1_cost): New.
18457 (init_expmed): Compute shiftsub1_cost.
18458 (synth_mult): Optimize multiplications by constants of the form
18459 -(2^^m-1) for some constant positive integer m.
18461 2009-05-03 Richard Guenther <rguenther@suse.de>
18464 * c-typeck.c (array_to_pointer_conversion): Do not built
18465 ADDR_EXPRs of arrays of pointer-to-element type.
18466 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18467 up wrong ADDR_EXPRs after-the-fact.
18468 * c-common.c (strict_aliasing_warning): Strip pointer
18469 conversions for obtaining the original type.
18470 * builtins.c (fold_builtin_memset): Handle array types.
18471 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18474 2009-05-03 Richard Guenther <rguenther@suse.de>
18476 PR middle-end/23329
18477 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18478 Do not lose casts from array types with unknown extent to array
18479 types with known extent.
18480 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18481 alias set compatibility.
18483 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18485 * flags.h (extra_warnings): Delete.
18486 * toplev.c (process_options): Handle Wuninitialized here.
18487 * opts.c (extra_warnings): Delete.
18488 (set_Wextra): Delete.
18489 (common_handle_option): -Wextra can be handled automatically.
18490 * c-opts.c (c_common_handle_option): Delete obsolete code.
18491 (c_common_post_options): Simplify comment.
18492 * common.opt (W): Add Var.
18494 (Wuninitialized): Initialize to -1.
18496 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18497 Richard Guenther <rguenther@suse.de>
18499 * expr.c (get_def_for_expr): New function.
18500 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18501 SSA rather than trees.
18502 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18503 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18505 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18507 * c-common.c (reswords): Add _Imaginary.
18508 * c-common.c (enum rid): Add RID_IMAGINARY.
18510 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18512 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18513 Patch by Richard Guenther.
18515 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18517 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18518 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18519 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18520 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18521 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18522 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18523 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18524 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18525 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18526 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18527 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18528 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18529 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18530 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18531 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18532 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18533 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18534 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18536 2009-05-02 Richard Guenther <rguenther@suse.de>
18538 PR tree-optimization/39940
18539 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18542 2009-05-02 Richard Guenther <rguenther@suse.de>
18544 PR middle-end/40001
18545 * tree-ssa.c (execute_update_addresses_taken): Properly check
18546 if we can mark a variable DECL_GIMPLE_REG_P.
18547 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18548 back to the end of the function.
18549 (is_gimple_reg_type): Remove complex type special casing.
18550 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18553 2009-05-02 Ben Elliston <bje@au.ibm.com>
18555 * doc/collect2.texi (Collect2): Document search path behaviour
18556 when configured with --with-ld.
18558 2009-05-02 Jan Hubicka <jh@suse.cz>
18560 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18561 parameter; update callers.
18562 (coalesce_cost_edge): EH edges are costier because they needs
18563 splitting even if not critical and even more costier when there are
18564 multiple EH predecestors.
18566 2009-05-02 Jan Hubicka <jh@suse.cz>
18568 * except.c (remove_eh_handler_and_replace): Handle updating after
18569 removing TRY blocks.
18571 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18573 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18575 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18577 * varasm.c: Do not include c-pragma.h.
18578 * attribs.c: Do not incude c-common.h.
18580 2009-05-01 Michael Matz <matz@suse.de>
18582 * calls.c (initialize_argument_information): Handle SSA names like
18583 decls with a non MEM_P DECL_RTL.
18585 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18587 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18588 * ipa-utils.c: Likewise.
18589 * ipa-type-escape.c: Likewise.
18590 * cgraphunit.c Do not include c-common.h.
18591 * ipa-pure-const.c: Likewise.
18592 * tree-if-conv.c: Likewise.
18593 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18594 * ipa-struct-reorg.c: Likewise.
18595 * tree-nomudflap.c: Likewise.
18596 * tree-ssa-structalias.c: Likewise.
18598 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18600 * store-motion.c: Many cleanups to make this pass a first-class
18601 citizen instead of an appendix to gcse load motion. Add TODO list
18602 to make this pass faster/cleaner/better.
18604 (struct ls_expr): Post gcse.c-split cleanups.
18605 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18606 "stores" field to "avail_stores".
18607 (pre_ldst_mems): Rename to store_motion_mems.
18608 (pre_ldst_table): Rename to store_motion_mems_table.
18609 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18610 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18611 (ldst_entry): Rename to st_expr_entry, update users.
18612 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18613 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18614 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18616 (first_ls_expr): Rename to first_st_expr, update users.
18617 (next_ls_expr): Rename to next_st_expr, update users.
18618 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18619 fields properly for store motion instead of names inherited from load
18621 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18622 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18625 (ae_kill): Rename to st_kill, update users.
18626 (ae_gen): Rename to st_avloc, update users.
18627 (transp): Rename to st_transp, update users.
18628 (pre_insert_map): Rename to st_insert_map, update users.
18629 (pre_delete_map): Rename to st_delete_map, update users.
18630 (insert_store, build_store_vectors, free_store_memory,
18631 one_store_motion_pass): Update for abovementioned changes.
18633 (gcse_subst_count, gcse_create_count): Remove.
18634 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18635 and "n_stores_created", local variables.
18637 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18640 (regvec, compute_store_table_current_insn): Remove.
18641 (reg_set_info, reg_clear_last_set): Remove.
18642 (compute_store_table): Use DF caches instead of local dataflow
18645 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18647 * c-objc-common.c (c_tree_printer): Print identifiers with
18648 pp_identifier, not pp_string. Mark "({anonymous})" for
18650 * c-pretty-print.c (pp_c_ws_string): New.
18651 (pp_c_cv_qualifier, pp_c_type_specifier,
18652 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18653 pp_c_storage_class_specifier, pp_c_function_specifier,
18654 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18655 pp_c_primary_expression, pp_c_postfix_expression,
18656 pp_c_unary_expression, pp_c_shift_expression,
18657 pp_c_relational_expression, pp_c_equality_expression,
18658 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18659 use pp_string and pp_c_ws_string in place of pp_identifier and
18660 pp_c_identifier for non-identifiers. Mark English strings for
18662 * c-pretty-print.h (pp_c_ws_string): Declare.
18664 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18665 Roland McGrath <roland@redhat.com>
18667 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18668 (ENABLE_LD_BUILDID): New configuration option.
18669 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18670 (LINK_BUILDID_SPEC): New macro.
18671 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18673 * doc/install.texi: Document --enable-linker-build-id option.
18674 * configure: Rebuild.
18675 * config.in: Rebuild.
18677 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18679 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18680 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18681 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18682 MIPS_GP_SAVE_AREA_SIZE.
18683 * config/mips/mips.c (struct mips_frame_info): Update comment
18684 before arg_pointer_offset and hard_frame_pointer_offset.
18685 (mips_compute_frame_info): Update diagram before function: to
18686 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18687 indicate the position of frame_pointer_rtx with -fstack-protector and
18688 to show args_size. Don't allocate cprestore area for leaf functions
18689 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18691 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18693 2009-04-30 Michael Matz <matz@suse.de>
18695 PR tree-optimization/39955
18696 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18698 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18700 * ira.c (setup_cover_and_important_classes): Use safe macro
18701 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18703 * genpreds.c (write_tm_preds_h): Output suitable definition of
18704 REG_CLASS_FOR_CONSTRAINT.
18706 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18708 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18710 * bitmap.c (bitmap_descriptor): Likewise.
18711 * ggc-common.c (loc_descriptor): Likewise.
18712 * varray.c (varray_descriptor): Likewise.
18713 * vec.c (vec_descriptor): Likewise.
18715 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18717 * Makefile.in (dce.o): Add $(EXCEPT_H).
18718 * dce.c: Include except.h and delete redundant vector definitions.
18719 (deletable_insn_p): Return false for non-call insns that can throw
18722 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18724 * gcse.c (ae_gen): Remove.
18725 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18726 and make non-static function to make it available in store-motion.c.
18727 Update call sites with search-and-replace.
18728 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18729 extract_mentioned_regs, extract_mentioned_regs_helper,
18730 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18731 store_killed_in_insn, store_killed_after, store_killed_before,
18732 build_store_vectors, insert_insn_start_basic_block, insert-store,
18733 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18734 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18735 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18736 * store-motion.c: ...new file. Also copy data structures from gcse.c
18737 and clean up to remove parts not used by store motion.
18738 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18739 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18741 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18744 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18745 when optimizing for size.
18747 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18749 * gcse.c (gcse_constant_p): Fix typo in last change.
18751 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18753 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18755 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18757 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18759 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18761 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18762 CONST_HIGH_PART result.
18764 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18766 * config/avr/avr.c (initial_elimination_offset): Rename to
18767 avr_initial_elimination_offset.
18768 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18769 change return type to bool.
18770 (avr_can_eliminate): New function.
18771 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18772 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18773 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18774 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18775 avr_initial_elimination_offset.
18776 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18777 (avr_initial_elimination_offset): Define.
18779 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18780 Steven Bosscher <steven@gcc.gnu.org>
18782 PR rtl-optimization/39938
18783 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18784 * cfgrtl.c: Include insn-attr.h.
18785 (rest_of_pass_free_cfg): New function.
18786 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18787 * resource.c (init_resource_info): Remove call to df_analyze.
18789 2009-04-29 Richard Guenther <rguenther@suse.de>
18792 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18793 allow conversion to signed integers.
18795 2009-04-29 Richard Guenther <rguenther@suse.de>
18797 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18798 shifts of floating point vectors if the shift amount is
18799 a constant multiple of the element size.
18801 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18802 Michael Matz <matz@suse.de>
18804 PR middle-end/39927
18806 * tree-outof-ssa.c (emit_partition_copy): New function.
18807 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18808 insert_part_to_rtx_on_edge): Perform the partition base var
18809 copy using emit_partition_copy.
18810 (insert_value_copy_on_edge): Convert constants to the right mode.
18811 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18812 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18814 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18816 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18817 scan backwards to try to find a constant to initialize it.
18819 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18820 insn before the loop_end instruction, don't look past labels.
18822 2009-04-29 Richard Guenther <rguenther@suse.de>
18824 PR middle-end/39937
18825 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18826 loose type conversions.
18827 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18828 stmts only if there are no uses of its definition.
18830 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18832 * config/bfin/bfin.h (splitting_loops): Declare.
18833 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18834 Reorder bit definitions to be ascending.
18835 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18836 * config/bfin/bfin.c (splitting_loops): New variable.
18837 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18838 (struct loop_info): Remove members INIT and LOOP_INIT.
18839 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18840 the LSETUP sequence. Allow LC to be loaded from any register, but
18841 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18842 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18844 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18845 of reload_completed.
18848 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18850 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18852 * Makefile.in (PLUGIN_VERSION_H): New.
18853 (OBJS-common): Remove plugin-version.o.
18854 (plugin.o): Depend on (PLUGIN_VERSION_H).
18855 (plugin-version.o): Remove.
18856 * configure: Regenerate
18857 * configure.ac: Create plugin-version.h.
18858 * gcc-plugin.h (plugin_gcc_version): Remove.
18859 (plugin_default_version_check): Change signature.
18860 * plugin-version.c: Remove.
18861 * plugin.c: Include plugin-version.h.
18862 (str_plugin_gcc_version_name): Remove.
18863 (try_init_one_plugin): Pass gcc version to plugin_init.
18864 (plugin_default_version_check): Both gcc and plugin versions are now
18867 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18869 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18870 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18871 Remove special case testing for last insn of inner loops. Don't fail
18872 if the loop ends with a jump, emit an extra nop instead.
18874 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18875 DREGS rather than comparing directly. Remove code that tries to
18876 account for latencies.
18878 2009-04-29 Richard Guenther <rguenther@suse.de>
18880 PR tree-optimization/39941
18881 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18882 eliminating an indirect call.
18884 2009-04-29 Richard Guenther <rguenther@suse.de>
18886 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18887 parameter. Allow invariants as base if !require_lvalue.
18888 (verify_gimple_assign_single): Adjust.
18890 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18892 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18893 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18894 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18895 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18896 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18898 * config/bfin/bfin.c (bfin_expand_builtin,
18899 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18901 2009-04-28 Richard Guenther <rguenther@suse.de>
18903 * tree-vect-loop.c (get_initial_def_for_induction): Use
18904 correct types for pointer increment.
18906 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18908 * toplev.c (print_version): Update GMP version string calculation.
18910 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18912 PR rtl-optimization/39938
18913 * resource.c (init_resource_info): Add call to df_analyze.
18915 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18917 * config/alpha/alpha.md (usegp): Cast the result of
18918 alpha_find_lo_sum_using_gp to enum attr_usegp.
18919 * config/alpha/alpha.c (override_options): Remove end-of-structure
18920 marker element from cpu_table. Use array size of cpu_table to handle
18921 -mcpu and -mtune options.
18922 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18924 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18926 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18927 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18928 tune_32 and tune_64.
18929 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18930 support on PowerPC.
18931 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18932 * config/rs6000/option-defaults.h: ... here. New file.
18933 (OPT_64, OPT_32): Define.
18934 (MASK_64BIT): Define to 0 if not already defined.
18935 (OPT_ARCH64, OPT_ARCH32): Define.
18936 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18939 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18941 * config/arm/arm.c (arm_override_options): Emit error on using
18944 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18946 PR rtl-optimization/39914
18947 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18948 registers for allocnos created from user-defined variables only
18949 when not optimizing.
18951 2009-04-28 Richard Guenther <rguenther@suse.de>
18953 PR middle-end/39937
18954 * fold-const.c (fold_binary): Use distribute_real_division only
18957 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18959 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18960 add hpux-stdint.h to tm_file.
18961 (hppa[12]*-*-hpux11*): Ditto.
18962 (ia64*-*-hpux*): Ditto.
18963 * config/hpux-stdint.h: New.
18964 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18965 __STDC_EXT__ for all compiles.
18966 * config/pa/pa-hpux.h: Ditto.
18967 * config/pa/pa-hpux10.h: Ditto.
18968 * config/pa/pa-hpux11.h: Ditto.
18970 2009-04-28 Catherine Moore <clm@codesourcery.com>
18972 * debug.h (set_name): Add comment.
18974 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18977 * config/darwin.c (machopic_gen_offset): Check
18978 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18979 * config/arm/arm.c (require_pic_register): Likewise.
18981 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18983 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18984 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18985 m32c_promote_prototypes): Delete.
18987 2009-04-28 Michael Matz <matz@suse.de>
18989 PR middle-end/39922
18990 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18993 2009-04-28 Richard Guenther <rguenther@suse.de>
18995 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18997 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18999 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19000 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19001 * config/arm/arm-tune.md: Regenerate.
19003 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19005 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19006 block if there are complex incoming edges.
19007 (sel_merge_blocks): Remove useless assert.
19008 (sel_redirect_edge_and_branch): Check that edge was redirected.
19009 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19010 (sel_find_rgns): Delete declaration.
19011 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19012 the region when it is not a preheader.
19014 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19017 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19019 2009-04-28 Richard Guenther <rguenther@suse.de>
19021 * tree.h (SSA_NAME_VALUE): Remove.
19022 (struct tree_ssa_name): Remove value_handle member.
19023 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19024 array for jump threading.
19025 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19027 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19028 * tree-flow.h (threadedge_initialize_values): Declare.
19029 (threadedge_finalize_values): Likewise.
19030 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19031 (SSA_NAME_VALUE): Define.
19032 (threadedge_initialize_values): New function.
19033 (threadedge_finalize_values): Likewise.
19034 * tree-ssa-dom.c (ssa_name_values): New global variable.
19035 (SSA_NAME_VALUE): Define.
19036 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19038 2009-04-28 Ira Rosen <irar@il.ibm.com>
19040 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19041 Use REPORT_VECTORIZED_LOCATIONS instead
19042 REPORT_VECTORIZED_LOOPS.
19043 * tree-vectorizer.c (vect_verbosity_level): Make static.
19044 (vect_loop_location): Rename to vect_location.
19045 (vect_set_verbosity_level): Update comment.
19046 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19048 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19049 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19050 instead REPORT_UNVECTORIZED_LOOPS.
19051 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19052 and vect_loop_def to vect_external_def and vect_internal_def.
19053 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19054 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19055 REPORT_UNVECTORIZED_LOCATIONS.
19056 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19057 and vect_used_in_loop and to vect_unused_in_scope and
19058 vect_used_in_scope.
19059 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19060 (vect_verbosity_level): Remove declaration.
19061 (vect_analyze_operations): Likewise.
19062 (vect_analyze_stmt): Declare.
19063 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19064 REPORT_UNVECTORIZED_LOCATIONS.
19065 (vect_get_loop_niters): Fix indentation.
19066 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19067 (vect_analyze_loop_operations): New function.
19068 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19069 vect_analyze_operations.
19070 (vect_is_simple_reduction): Use new names.
19071 (vectorizable_live_operation, vect_transform_loop): Likewise.
19072 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19073 to specify whether the data references can be a part of interleaving
19075 (vect_analyze_data_ref_dependence): Use new names.
19076 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19077 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19078 * tree-vect-patterns.c (widened_name_p): Use new names.
19079 (vect_recog_dot_prod_pattern): Likewise.
19080 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19081 (process_use, vect_mark_stmts_to_be_vectorized,
19082 vect_model_simple_cost, vect_model_store_cost,
19083 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19084 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19085 vectorizable_operation, vectorizable_type_demotion,
19086 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19087 vectorizable_condition): Likewise.
19088 (vect_analyze_operations): Split into vect_analyze_loop_operations
19090 (vect_analyze_stmt): ... new function.
19091 (new_stmt_vec_info): Use new names.
19092 (vect_is_simple_use): Use new names and fix comment.
19093 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19094 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19096 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19099 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19100 and integer modes for x87 operands. Do not ICE for unsupported size,
19101 generate error instead. Generate error for unsupported operand types.
19102 ['z']: Do not handle HImode memory operands specially. Warning
19103 for floating-point operands. Fallthru to 'Z' for unsupported operand
19104 types. Do not ICE for unsupported size, generate error instead.
19105 (output_387_binary_op): Use %Z to output operands.
19106 (output_fp_compare): Ditto.
19107 (output_387_reg_move): Ditto.
19109 2009-04-28 Ben Elliston <bje@au.ibm.com>
19114 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19116 * builtins.c (c_strlen): Do not warn here.
19117 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19118 * c-common.c (pointer_int_sum): Take an explicit location.
19119 Warn about offsets out of bounds.
19120 * c-common.h (pointer_int_sum): Adjust declaration.
19122 2009-04-27 Ian Lance Taylor <iant@google.com>
19124 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19126 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19127 * df-core.c (df_set_flags): Change return type to int. Change
19128 type of old_flags to int.
19129 (df_clear_flags): Likewise.
19130 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19131 (df_get_conditional_uses): Likewise.
19132 * df.h (df_set_flags, df_clear_flags): Update declarations.
19133 * dwarf2out.c (struct indirect_string_node): Change type of form
19134 field to enum dwarf_form.
19135 (AT_string_form): Change return type to enum dwarf_form.
19136 * fixed-value.c (fixed_compare): Add cast to enum type.
19137 * fwprop.c (update_df): Change 0 to VOIDmode.
19138 * gensupport.c: Change 0 to UNKNOWN.
19139 * gimple.h (gimple_cond_code): Add cast to enum type.
19140 * haifa-sched.c (reemit_notes): Add cast to enum type.
19141 * hooks.c (hook_int_void_no_regs): Remove function.
19142 * hooks.h (hook_int_void_no_regs): Remove declaration.
19143 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19144 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19145 * real.c (real_arithmetic): Add cast to enum type.
19146 (real_compare): Likewise.
19147 * target.h (struct gcc_target): Change return type of
19148 branch_target_register_class to enum reg_class.
19149 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19150 default_branch_target_register_class.
19151 * targhooks.c (default_branch_target_register_class): New function.
19152 * targhooks.h (default_branch_target_register_class): Declare.
19153 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19154 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19156 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19158 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19159 vect_uninitialized_def. Change 0 to ERROR_MARK.
19160 * tree-vect-stmts.c (supportable_widening_operation): Don't
19161 initialize icode1 and icode2.
19162 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19163 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19165 (cmn_err_flag_specs): Change 0 to STD_C89.
19166 (cmn_err_char_table): Likewise.
19167 * config/arm/arm.c (get_arm_condition_code): Change type of code
19168 to enum arm_cond_code.
19169 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19170 (IWMMXT_BUILTIN2): Likewise.
19171 (neon_builtin_type_bits): Don't define typedef.
19172 (neon_builtin_datum): Change type of bits field to int.
19173 (arm_expand_neon_args): Add cast to enum type.
19174 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19176 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19177 casts to enum type.
19178 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19180 * config/mips/mips.md (jal_macro): Return enum constant.
19181 (single_insn): Likewise.
19182 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19184 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19185 casts to enum type.
19186 * config/s390/s390.c (s390_tune_flags): Change type to int.
19187 (s390_arch_flags): Likewise.
19188 (s390_handle_arch_option): Change flags field of struct pta to int.
19189 * config/s390/s390.h (s390_tune_flags): Update declaration.
19190 (s390_arch_flags): Likewise.
19191 * config/sh/sh.c (prepare_move_operands): Compare
19192 tls_symbolic_operand result with enum constant.
19193 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19194 (sh_expand_prologue): Add cast to enum type.
19195 (sh_expand_epilogue): Likewise.
19196 (tls_symbolic_operand): Change return type to enum tls_model.
19197 (fpscr_set_from_mem): Add cast to enum type.
19198 (legitimize_pic_address): Compare tls_symbolic_operand result with
19200 (sh_target_reg_class): Change return type to enum reg_class.
19201 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19203 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19204 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19205 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19206 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19207 (delayed_branch, tls_call_delay): Likewise.
19208 (eligible_for_sibcall_delay): Likewise.
19209 (eligible_for_return_delay): Likewise.
19210 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19211 (spu_expand_builtin_1): Likewise.
19213 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19214 for all types of conversions.
19215 (output_init_element): Issue -Wc++-compat warning if needed when
19216 initializing a bitfield with enum type.
19217 * c-parser.c (c_parser_expression): Set original_type to
19218 original_type of right hand operand of comma operator.
19220 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19222 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19224 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19225 * doc/cpp.texi (Standard Predefined Macros)
19226 (Implementation-defined behavior): Likewise.
19227 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19228 * doc/gimple.texi (GIMPLE Exception Handling)
19229 (@code{GIMPLE_ASSIGN}): Likewise.
19230 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19231 * doc/invoke.texi (Warning Options, Optimize Options)
19232 (AVR Options, Darwin Options): Likewise.
19233 (Optimize Options): Reformulate -fwhole-program description.
19234 * doc/loop.texi (Lambda): Likewise.
19235 * doc/md.texi (Output Template, Define Constraints)
19236 (Standard Names, Insn Splitting): Likewise.
19237 * doc/options.texi (Option properties): Likewise.
19238 * doc/passes.texi (Tree-SSA passes): Likewise.
19239 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19240 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19241 (File Names and DBX): Likewise.
19242 * doc/trouble.texi (Incompatibilities): Likewise.
19244 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19246 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19247 instruction is correct.
19249 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19251 Allow non-constant arguments to conversion intrinsics.
19252 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19253 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19254 * spu.c (print_operand): Handle 'v' and 'w'.
19255 (exp2_immediate_p, spu_gen_exp2): Define.
19256 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19257 spu_convtf_1): Update parameter descriptions.
19258 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19259 * constraints.md ('v', 'w'): New.
19260 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19262 (i2f, I2F): New define_mode_attr.
19263 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19264 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19265 fixuns_truncv4sfv4si2): Update to use mode attribute.
19266 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19267 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19268 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19269 patterns for combine.
19271 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19273 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19274 (cprop, hoist, pre, store_motion): New debug counters.
19275 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19276 is not an RTL pass anymore.
19277 (pass_profiling): Remove extern decl for pass removed in 2005.
19278 (pass_gcse, pass_jump_bypass): Remove.
19279 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19280 to 0 for clean state.
19281 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19282 * cse.c (gate_handle_cse_after_global_opts,
19283 rest_of_handle_cse_after_global_opts): New functions.
19284 (pass_cse_after_global_opts): New pass, does local CSE.
19285 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19286 (TV_CPROP): New timevar.
19287 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19288 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19289 (gcse_main, recompute_all_luids): Remove.
19290 (compute_hash_table_work): Call max_reg_num instead of reading
19292 (cprop_jump): Don't set run_jump_opt_after_gcse.
19293 (constprop_register): Always allow to alter jumps.
19294 (cprop_insn): Likewise.
19295 (do_local_cprop): Likewise.
19296 (local_cprop_pass): Likewise. Return non-zero if something changed.
19297 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19298 (find_implicit_sets): Add note about missed optimization opportunity.
19299 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19300 pass_rtl_cprop execute function.
19301 Don't bother tracking the pass number, each pass gets its own dumpfile
19303 Always allow to alter jumpsand bypass jumps.
19304 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19305 will just find no suitable set.
19306 (pre_edge_insert): Fix dumping, this function is for PRE only.
19307 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19308 pass_rtl_pre execute function.
19309 (hoist_code): Return non-zero if something changed. Keep track of
19310 substitutions and insertions for statistics gathering similar to PRE.
19311 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19312 called from the pass_rtl_hoist execute function. Show pass statistics.
19313 (compute_store_table): Use max_reg_num directly instead of using the
19314 formerly global max_gcse_regno.
19315 (build_store_vectors): Likewise.
19316 (replace_store_insn): Fix dumping.
19317 (store_motion): Rename to ...
19318 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19319 pass, called from the pass_rtl_store_motion execute function. Keep
19320 track of substitutions and insertions for statistics gathering similar
19322 (bypass_jumps): Remove, fold interesting bits into ...
19323 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19324 from the pass_rtl_cprop execute function.
19325 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19326 pass_jump_bypass): Remove.
19327 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19328 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19329 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19330 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19331 (gate_rtl_store_motion, execute_rtl_store_motion,
19332 pass_rtl_store_motion): New.
19333 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19334 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19335 * passes.c (init_optimization_passes): Remove pass_gcse and
19336 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19337 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19338 instead of pass_jump_bypass.
19340 2009-04-27 Richard Guenther <rguenther@suse.de>
19342 PR middle-end/39928
19343 * gimplify.c (gimplify_expr): If we are required to create
19344 a temporary make sure it ends up as register.
19346 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19349 * config/i386/i386.c (construct_container): Don't call
19350 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19351 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19353 2009-04-27 Michael Matz <matz@suse.de>
19355 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19356 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19357 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19358 (dump_replaceable_exprs): Take a bitmap.
19359 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19361 (expand_gimple_basic_block): Likewise.
19362 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19363 replaceable_expressions member a bitmap.
19364 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19365 (mark_replaceable): Likewise.
19366 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19367 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19369 2009-04-27 Richard Guenther <rguenther@suse.de>
19371 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19372 (verify_stmts): Dispatch to gimple/type verification code.
19373 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19374 issue with call argument types.
19376 2009-04-27 Michael Matz <matz@suse.de>
19378 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19379 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19382 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19383 Eric Botcazou <ebotcazou@adacore.com>
19385 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19386 a label's basic block.
19387 (mark_target_live_regs): Tidy and rework obsolete comments.
19388 Change back DF problem to LIVE. If a label starts a basic block,
19389 assume that all registers that used to be live then still are.
19390 (init_resource_info): If a label starts a basic block, set its
19391 BLOCK_FOR_INSN accordingly.
19392 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19394 2009-04-27 Richard Guenther <rguenther@suse.de>
19396 * tree-flow-inline.h (function_ann): Remove.
19397 (get_function_ann): Likewise.
19398 * tree-dfa.c (create_function_ann): Remove.
19399 * tree-flow.h (struct static_var_ann_d): Remove.
19400 (struct function_ann_d): Likewise.
19401 (union tree_ann_d): Remove fdecl member.
19402 (function_ann_t): Remove.
19403 (function_ann, get_function_ann, create_function_ann): Remove
19406 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19408 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19410 2009-04-27 Jan Hubicka <jh@suse.cz>
19412 * ipa-pure-const.c (struct funct_state_d): New fields
19413 state_previously_known, looping_previously_known; remove
19414 state_set_in_source.
19415 (analyze_function): Use new fields.
19416 (propagate): Avoid assumption that state_set_in_source imply
19419 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19420 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19421 * cfgloop.h (finite_loop_p): Declare.
19423 2009-04-26 Michael Matz <matz@suse.de>
19425 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19427 2009-04-26 Michael Matz <matz@suse.de>
19429 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19430 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19431 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19432 pass_mark_used_blocks): Remove.
19433 * tree-optimize.c (pass_free_datastructures,
19434 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19435 * passes.c (init_optimization_passes): Don't call
19436 pass_mark_used_blocks, remove dead code.
19438 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19440 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19441 * tree-ssa-live.h (register_ssa_partition): Likewise.
19443 2009-04-26 Michael Matz <matz@suse.de>
19446 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19447 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19448 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19450 (compare_pairs): Swap cost comparison.
19451 (coalesce_ssa_name): Don't use change_partition_var.
19452 * tree-nrv.c (struct nrv_data): Add modified member.
19453 (finalize_nrv_r): Set it.
19454 (tree_nrv): Use it to update statements.
19455 (pass_nrv): Require PROP_ssa.
19456 * tree-mudflap.c (mf_decl_cache_locals,
19457 mf_build_check_statement_for): Use make_rename_temp.
19458 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19459 * alias.c (find_base_decl): Handle SSA names.
19460 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19461 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19462 * rtl.h (set_reg_attrs_for_parm): Declare.
19463 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19464 to "optimized", remove unused locals at finish.
19465 (execute_free_datastructures): Make global, call
19466 delete_tree_cfg_annotations.
19467 (execute_free_cfg_annotations): Don't call
19468 delete_tree_cfg_annotations.
19470 * ssaexpand.h: New file.
19471 * expr.c (toplevel): Include ssaexpand.h.
19472 (expand_assignment): Handle SSA names the same as register variables.
19473 (expand_expr_real_1): Expand SSA names.
19474 * cfgexpand.c (toplevel): Include ssaexpand.h.
19475 (SA): New global variable.
19476 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19477 (SSAVAR): New macro.
19478 (set_rtl): New helper function.
19479 (add_stack_var): Deal with SSA names, use set_rtl.
19480 (expand_one_stack_var_at): Likewise.
19481 (expand_one_stack_var): Deal with SSA names.
19482 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19483 before unique numbers.
19484 (expand_stack_vars): Use set_rtl.
19485 (expand_one_var): Accept SSA names, add asserts for them, feed them
19486 to above subroutines.
19487 (expand_used_vars): Expand all partitions (without default defs),
19488 then only the local decls (ignoring those expanded already).
19489 (expand_gimple_cond): Remove edges when jumpif() expands an
19490 unconditional jump.
19491 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19492 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19494 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19495 members of SA; deal with PARM_DECL partitions here; expand
19496 all PHI nodes, free tree datastructures and SA. Commit instructions
19497 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19498 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19499 info and statements at start, collect garbage at finish.
19500 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19501 (VAR_ANN_PARTITION) Remove.
19502 (change_partition_var): Don't declare.
19503 (partition_to_var): Always return SSA names.
19504 (var_to_partition): Only accept SSA names.
19505 (register_ssa_partition): Only check argument.
19506 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19508 (delete_var_map): Don't free it.
19509 (var_union): Only accept SSA names, simplify.
19510 (partition_view_init): Mark only useful SSA names as used.
19511 (partition_view_fini): Only deal with SSA names.
19512 (change_partition_var): Remove.
19513 (dump_var_map): Use ssa_name instead of partition_to_var member.
19514 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19516 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19517 (struct _elim_graph): New member const_dests; nodes member vector of
19519 (set_location_for_edge): New static helper.
19520 (create_temp): Remove.
19521 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19522 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19523 (new_elim_graph): Allocate const_dests member.
19524 (clean_elim_graph): Truncate const_dests member.
19525 (delete_elim_graph): Free const_dests member.
19526 (elim_graph_size): Adapt to new type of nodes member.
19527 (elim_graph_add_node): Likewise.
19528 (eliminate_name): Likewise.
19529 (eliminate_build): Don't take basic block argument, deal only with
19530 partition numbers, not variables.
19531 (get_temp_reg): New static helper.
19532 (elim_create): Use it, deal with RTL temporaries instead of trees.
19533 (eliminate_phi): Adjust all calls to new signature.
19534 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19535 (rewrite_trees): Only do checking.
19536 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19537 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19538 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19539 contains_tree_r, MAX_STMTS_IN_LATCH,
19540 process_single_block_loop_latch, analyze_edges_for_bb,
19541 perform_edge_inserts): Remove.
19542 (expand_phi_nodes): New global function.
19543 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19544 functions, initialize new parameter, remember partitions having a
19546 (finish_out_of_ssa): New global function.
19547 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19548 don't reset in_ssa_p here, don't disable TER when mudflap.
19549 (pass_del_ssa): Remove.
19550 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19552 (execute_free_datastructures): Declare.
19553 * Makefile.in (SSAEXPAND_H): New variable.
19554 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19555 * basic-block.h (commit_one_edge_insertion): Declare.
19556 * passes.c (init_optimization_passes): Move pass_nrv and
19557 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19558 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19559 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19560 (redirect_branch_edge): Deal with super block when expanding, split
19561 out jump patching itself into ...
19562 (patch_jump_insn): ... here, new static helper.
19564 2009-04-26 Michael Matz <matz@suse.de>
19566 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19567 beyond num_ssa_names.
19568 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19569 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19571 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19573 PR inline-asm/39543
19574 * fwprop.c (forward_propagate_asm): New function.
19575 (forward_propagate_and_simplify): Propagate also into __asm, if it
19576 doesn't increase the number of referenced registers.
19579 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19581 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19583 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19584 note_nonlocal_vla_type for nonlocal VLAs.
19585 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19586 contains_remapped_vars, remap_vla_decls): New functions.
19587 (convert_nonlocal_reference_stmt): If not optimizing, call
19588 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19589 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19590 if it wasn't found in var_map.
19591 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19592 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19593 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19595 * gimplify.c (nonlocal_vlas): New variable.
19596 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19598 (gimplify_body): Create and destroy nonlocal_vlas.
19600 * dwarf2out.c (loc_descr_plus_const): New function.
19601 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19602 mem_loc_descriptor, loc_descriptor_from_tree_1,
19603 descr_info_loc, gen_variable_die): Use it.
19605 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19606 !TREE_STATIC VAR_DECLs.
19607 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19608 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19609 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19610 DECL_BY_REFERENCE is valid.
19611 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19612 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19613 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19614 Copy DECL_BY_REFERENCE.
19615 (struct nesting_copy_body_data): New type.
19616 (nesting_copy_decl): New function.
19617 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19618 if they have variable length.
19620 2009-04-26 Michael Matz <matz@suse.de>
19622 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19623 mark new temporaries for renaming.
19625 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19628 * c-decl.c (global_bindings_p): Return negative value.
19629 (c_variable_size): New. Based on variable_size from
19631 (grokdeclarator): Call c_variable_size not variable_size.
19633 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19635 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19637 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19639 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19640 Redefine it to just use mingw/include.
19641 (ASM_SPEC): Rules for -m32 and -m64.
19642 (LINK_SPEC): Use Likewise.
19643 (SPEC_32): New define.
19644 (SPEC_64): Likewise.
19645 (SUB_LINK_SPEC): Likewise.
19646 (MULTILIB_DEFAULTS): New define.
19647 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19648 Add multilib options.
19649 (MULTILIB_DIRNAMES): Likewise.
19650 (MULTILIB_OSDIRNAMES): Likewise.
19651 (LIBGCC): Likewise.
19652 (INSTALL_LIBGCC): Likewise.
19654 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19657 * c-tree.h (enum c_inline_static_type): New.
19658 (record_inline_static): Declare.
19659 * c-decl.c (struct c_inline_static, c_inline_statics,
19660 record_inline_static, check_inline_statics): New.
19661 (pop_file_scope): Call check_inline_statics.
19662 (start_decl): Call record_inline_static instead of pedwarning
19663 directly for static in inline function.
19664 * c-typeck.c (build_external_ref): Call record_inline_static
19665 instead of pedwarning directly for static referenced in inline
19668 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19670 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19671 not new but only being rescanned.
19672 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19673 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19674 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19675 record_set_info, compute_set, grealloc): Remove.
19676 (recompute_all_luids): New function.
19677 (gcse_main): Don't compute sets, and don't do related memory
19678 allocations/free-ing. If something changed before the end of the
19679 pass, update LUIDs using recompute_all_luids.
19680 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19681 (free_gcse_mem): Don't free it either.
19682 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19683 Use the df insn LUIDs.
19684 (load_killed_in_block): Likewise.
19685 (compute_hash_table_work): Don't compute reg_set_in_block.
19686 (compute_transp): Use DF_REG_DEF_CHAINs.
19687 (local_cprop_pass): Don't use compute_sets and related functions.
19688 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19689 Use get_max_uid() instead of max_cuid.
19690 (insert_insn_end_basic_block, pre_insert_copy_insn,
19691 update_ld_motion_stores): Don't try to
19692 keep reg_set tables up to date.
19693 (pre_insert_copies): Use df insn LUIDs.
19694 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19695 (reg_set_info): Don't use extra bitmap argument.
19696 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19697 information to compute regs_set_in_block.
19698 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19699 (bypass_jumps): Don't use compute_sets and friends.
19701 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19704 * opts.c (undocumented_msg): Do not leave blank even with
19707 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19709 * c-decl.c (build_enumerator): Allow values folding to integer
19710 constants but not integer constant expressions with a pedwarn if
19713 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19716 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19717 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19718 type is an integer constant.
19720 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19723 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19726 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19729 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19730 with variably modified return type and no storage class
19731 specifiers, except for the case of nested functions. Distinguish
19732 extern declarations of functions with variably modified return
19733 types from those of objects with variably modified types.
19735 2009-04-25 Jan Hubicka <jh@suse.cz>
19737 * tree.c (list_equal_p): New function.
19738 * tree.h (list_equal_p): Declare.
19739 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19740 basic_block_def, basic_block, const_basic_block): New.
19741 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19742 (redirect_eh_edge): New function.
19743 (make_eh_edge_update_phi): EH edges are not abnormal.
19744 * except.c: Include tree-flow.h.
19745 (list_match): New function.
19746 (eh_region_replaceable_by_p): New function.
19747 (replace_region): New function.
19748 (hash_type_list): New function.
19749 (hash_eh_region): New function.
19750 (eh_regions_equal_p): New function.
19751 (merge_peers): New function.
19752 (remove_unreachable_regions): Verify EH tree when checking;
19754 (copy_eh_region_1): New function.
19755 (copy_eh_region): New function.
19756 (push_reachable_handler): New function.
19757 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19758 regions without label but with live RESX.
19759 * except.h (redirect_eh_edge_to_label): New.
19760 * tree-flow.h (redirect_eh_edge): New.
19761 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19762 basic_block_def, basic_block, const_basic_block): Remove.
19763 * Makefile.in (except.o): Add dependency on tree-flow.h
19764 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19765 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19768 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19771 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19772 on the destination of memcpy.
19774 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19776 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19777 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19778 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19780 2009-04-25 Jan Hubicka <jh@suse.cz>
19782 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19783 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19784 to be reached by different label than left.
19785 (update_eh_edges): Update comment; remove edge_to_remove if possible
19786 and return true if suceeded.
19787 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19788 (cleanup_eh): Compute sharing map.
19789 * except.c (remove_eh_handler_and_replace): Add argument if we should
19791 (remove_unreachable_regions): Update for label sharing.
19792 (label_to_region_map): Likewise.
19793 (get_next_region_sharing_label): New function.
19794 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19796 (remove_eh_handler): Update.
19797 (remove_eh_region_and_replace_by_outer_of): New function.
19798 * except.h (struct eh_region): Add next_region_sharing_label.
19799 (remove_eh_region_and_replace_by_outer_of,
19800 get_next_region_sharing_label): Declare.
19801 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19803 2009-04-25 Jan Hubicka <jh@suse.cz>
19805 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19806 insert code even if they are not critical.
19808 2009-04-25 Jan Hubicka <jh@suse.cz>
19810 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19811 (gimple_can_remove_branch_p): EH edges won't remove branch by
19813 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19814 updating of non-abnormal EH edges.
19815 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19816 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19817 (split_critical_edges): Split also edges where emitting code on them
19818 will lead to splitting later.
19820 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19821 H.J. Lu <hongjiu.lu@intel.com>
19824 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19825 the configured assembler supports fildq and fistpq mnemonics.
19826 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19827 * configure: Regenerated.
19828 * config.in: Ditto.
19830 * config/i386/i386.c (print_operand): Handle 'Z'.
19831 ['z']: Remove handling of special fild/fist suffixes.
19832 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19833 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19834 suffix of fild insn.
19835 (*floatsi<mode>2_vector_mixed): Ditto.
19836 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19837 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19838 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19839 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19840 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19842 2009-04-25 Ben Elliston <bje@au.ibm.com>
19844 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19845 the source of a set operation.
19847 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19849 * target.h (struct gcc_target): Add case_values_threshold field.
19850 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19851 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19852 * targhooks.c (default_case_values_threshold): New function.
19853 * targhooks.h (default_case_values_threshold): Declare function.
19854 * stmt.c (expand_case): Use case_values_threshold target hook.
19855 * expr.h (case_values_threshold): Remove declartation.
19856 * expr.c (case_values_threshold): Remove function.
19857 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19859 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19860 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19861 (avr_case_values_threshold): Declare as static.
19862 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19864 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19865 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19866 (mn10300_case_values_threshold): New function.
19868 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19870 * ira.c (setup_cover_and_important_classes): Add enum cast.
19872 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19874 * genpreds.c (write_enum_constraint_num): Output definition of
19875 CONSTRAINT_NUM_DEFINED_P macro.
19876 * ira.c (setup_cover_and_important_classes): Use
19877 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19879 2009-04-24 DJ Delorie <dj@redhat.com>
19881 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19882 __SH2A_SINGLE_ONLY__ also.
19884 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19886 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19887 (movdf_internal): Ditto.
19888 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19889 SFmode and DFmode constants.
19890 (ia64_print_operand): Add 'G' format for printing
19891 floating point constants.
19893 2009-04-24 Richard Guenther <rguenther@suse.de>
19895 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19896 from unsigned additions.
19898 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19900 * c-typeck.c (set_init_index): Allow array designators that are
19901 not integer constant expressions with a pedwarn if pedantic.
19903 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19905 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19906 zero if no overlap in nonzero bits between the operands.
19908 2009-04-24 Ian Lance Taylor <iant@google.com>
19910 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19911 (record_dead_and_set_regs): Likewise.
19912 * df.h (struct df_mw_hardreg): Change flags field to int.
19913 (struct df_base_ref): Likewise.
19914 (struct df): Change changeable_flags field to int.
19915 * df-scan.c (df_defs_record): Change clobber_flags to int.
19916 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19917 constants rather than #define macros.
19918 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19919 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19920 (enum dwarf_calling_convention): Likewise.
19921 (enum dwarf_line_number_x_ops): Likewise.
19922 (enum dwarf_call_frame_info): Likewise.
19923 (enum dwarf_source_language): Likewise.
19924 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19925 (add_calling_convention_attribute): Likewise.
19926 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19927 (combine_comparisons): Change compcode to int. Add cast to enum type.
19928 * genrecog.c (maybe_both_true_2): Change c to int.
19929 (write_switch): Likewise. Add cast to enum type.
19930 * gimplify.c (gimplify_omp_for): Handle return values from
19931 gimplify_expr using MIN rather than bitwise or.
19932 (gimplify_expr): Add cast to enum type.
19933 * ipa-prop.c (update_jump_functions_after_inlining): Change
19934 IPA_BOTTOM to IPA_JF_UNKNOWN.
19935 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19936 Add casts to enum type.
19937 (setup_cover_and_important_classes): Change cl to int. Add casts
19939 (setup_class_translate): Change cl and mode to int.
19940 (ira_init_once): Change mode to int.
19941 (free_register_move_costs): Likewise.
19942 (setup_prohibited_mode_move_regs): Add casts to enum type.
19943 * langhooks.c (add_builtin_function_common): Rework assertion that
19944 value fits bitfield.
19945 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19946 * omega.c (omega_do_elimination): Avoid math on enum types.
19947 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19948 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19949 int local to handle integral_argment value.
19950 * regmove.c (try_auto_increment): Change PUT_MODE to
19952 * reload.c (push_secondary_reload): Add casts to enum type.
19953 (secondary_reload_class, find_valid_class): Likewise.
19954 * reload1.c (emit_input_reload_insns): Likewise.
19955 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19956 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19957 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19959 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19960 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19962 (expand_complex_libcall): Add casts to enum type.
19963 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19964 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19965 with ERROR_MARK, not NUM_TREE_CODES.
19966 (vect_create_epilog_for_reduction): Likewise.
19967 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19968 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19969 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19971 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19972 vect_unused_in_loop. Change 0 to loop_vect.
19973 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19974 * var-tracking.c (get_init_value): Change return type to enum
19976 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19977 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19979 (arm_override_options): Add casts to enum type.
19980 (arm_emit_tls_decoration): Likewise.
19981 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19983 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19984 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19985 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19987 * config/s390/s390.c (code_for_builtin_64): Change to array of
19989 (code_for_builtin_31): Likewise.
19990 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19992 * config/sparc/sparc.c (sparc_override_options): Change value
19993 field in struct code_model to enum cmodel. In initializer change
19994 0 to NULL and add cast to enum type.
19996 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19997 Change all callers. Issue a -Wc++-compat warning using
19998 lhs_origtype if necessary.
19999 (convert_for_assignment): Issue -Wc++-compat warnings about
20000 invalid conversions to enum type on assignment.
20001 * c-common.h (build_modify_expr): Update declaration.
20003 2009-04-24 Nick Clifton <nickc@redhat.com>
20005 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20006 (function_arg_advance): Likewise.
20007 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20010 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20012 * config/s390/constraints.md ('I', 'J'): Fix condition.
20014 2009-04-24 Diego Novillo <dnovillo@google.com>
20016 * gengtype-parse.c (parse_error): Add newline after message.
20018 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20020 * config/i386/sse.md (avxmodesuffixs): Removed.
20021 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20022 (*avx_pinsr<ssevecsize>): This.
20024 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20026 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20027 follow chains of regs with a single definition, and allow expressions
20028 that are function_invariant_p.
20029 (simple_rhs_p): Allow expressions that are function_invariant_p.
20031 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20033 PR middle-end/39867
20034 * fold-const.c (fold_cond_expr_with_comparison): When folding
20035 > and >= to MAX, make sure the MAX uses the same type as the
20036 comparison's operands.
20038 2009-04-24 Nick Clifton <nickc@redhat.com>
20040 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20041 addressing for DImode accesses.
20042 (frv_print_operand_address): Handle PLUS case.
20043 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20045 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20047 PR rtl-optimization/39794
20048 * alias.c (canon_true_dependence): Add x_addr argument.
20049 * rtl.h (canon_true_dependence): Adjust prototype.
20050 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20051 * cselib.c (cselib_invalidate_mem): Likewise.
20052 * gcse.c (compute_transp): Likewise.
20053 * dse.c (scan_reads_nospill): Likewise.
20054 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20055 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20056 canon_base_addr of the group, plus optional offset.
20057 (struct group_info): Rename canon_base_mem to
20059 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20060 canon_rtx of base_mem.
20062 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20064 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20065 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20067 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20069 * config/spu/spu-builtins.h: Delete file.
20071 * config/spu/spu.h (enum spu_builtin_type): Move here from
20073 (struct spu_builtin_description): Likewise. Add GTY marker.
20074 Do not use enum spu_function_code or enum insn_code.
20075 (spu_builtins): Add extern declaration.
20077 * config/spu/spu.c: Do not include "spu-builtins.h".
20078 (enum spu_function_code, enum spu_builtin_type_index,
20079 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20080 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20081 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20082 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20083 (spu_builtin_types): Make static. Add GTY marker.
20084 (spu_builtins): Add extern declaration with GTY marker.
20085 Include "gt-spu.h".
20087 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20088 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20089 Check programmatically whether all parameters are scalar.
20091 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20093 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20095 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20096 assignment from the constructor either if the target is volatile.
20098 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20100 * config/arm/arm.md (insv): Do not share operands[0].
20102 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20104 * config/vxlib-tls.c (active_tls_threads): Delete.
20105 (delete_hook_installed): New.
20106 (tls_delete_hook): Don't delete the delete hook.
20107 (tls_destructor): Delete it here.
20108 (__gthread_set_specific): Adjust installing the delete hook.
20109 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20110 __gthread_leave_tsd_dtor_context.
20112 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20114 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20116 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20118 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20120 (alpha_rtx_costs): Ditto.
20121 (emit_unlikely_jump): Use add_reg_note.
20122 (emit_frame_store_1): Ditto.
20123 (alpha_expand_prologue): Ditto.
20124 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20125 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20127 2009-04-23 Nick Clifton <nickc@redhat.com>
20129 * config/v850/v850.md (epilogue): Remove suppressed code.
20130 (return): Rename to return_simple and remove test of frame size.
20131 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20132 to gen_return_simple.
20134 2009-04-22 Jing Yu <jingyu@google.com>
20137 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20139 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20142 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20143 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20144 value is a VECTOR_CST, the element type is the element type of the
20147 2009-04-22 DJ Delorie <dj@redhat.com>
20149 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20151 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20153 * alias.c (find_base_term): Move around LO_SUM case, so that
20154 CONST falls through into PLUS/MINUS handling.
20157 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20158 into 0, use omit_one_operand.
20160 2009-04-23 Ben Elliston <bje@au.ibm.com>
20162 * config/rs6000/linux-unwind.h (get_regs): Remove type
20163 puns. Change the type of `pc' to an array of unsigned ints and
20164 update all users. Constify frame24.
20166 2009-04-22 DJ Delorie <dj@redhat.com>
20168 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20169 declarations before code.
20170 (current_function_special_page_vector): Likewise.
20171 (m32c_expand_insv): Silence a warning.
20173 2009-04-21 Taras Glek <tglek@mozilla.com>
20175 * alias.c: Update GTY annotations to new syntax.
20176 * basic-block.h: Likewise.
20177 * bitmap.h: Likewise.
20178 * c-common.h: Likewise.
20179 * c-decl.c: Likewise.
20180 * c-parser.c: Likewise.
20181 * c-pragma.c: Likewise.
20182 * c-tree.h: Likewise.
20183 * cfgloop.h: Likewise.
20184 * cgraph.h: Likewise.
20185 * config/alpha/alpha.c: Likewise.
20186 * config/arm/arm.h: Likewise.
20187 * config/avr/avr.h: Likewise.
20188 * config/bfin/bfin.c: Likewise.
20189 * config/cris/cris.c: Likewise.
20190 * config/darwin.c: Likewise.
20191 * config/frv/frv.c: Likewise.
20192 * config/i386/i386.c: Likewise.
20193 * config/i386/i386.h: Likewise.
20194 * config/i386/winnt.c: Likewise.
20195 * config/ia64/ia64.h: Likewise.
20196 * config/iq2000/iq2000.c: Likewise.
20197 * config/mips/mips.c: Likewise.
20198 * config/mmix/mmix.h: Likewise.
20199 * config/pa/pa.c: Likewise.
20200 * config/pa/pa.h: Likewise.
20201 * config/rs6000/rs6000.c: Likewise.
20202 * config/s390/s390.c: Likewise.
20203 * config/sparc/sparc.c: Likewise.
20204 * config/xtensa/xtensa.c: Likewise.
20205 * cselib.h: Likewise.
20206 * dbxout.c: Likewise.
20207 * dwarf2out.c: Likewise.
20208 * except.c: Likewise.
20209 * except.h: Likewise.
20210 * fixed-value.h: Likewise.
20211 * function.c: Likewise.
20212 * function.h: Likewise.
20213 * gimple.h: Likewise.
20214 * integrate.c: Likewise.
20215 * optabs.c: Likewise.
20216 * output.h: Likewise.
20217 * real.h: Likewise.
20219 * stringpool.c: Likewise.
20220 * tree-data-ref.c: Likewise.
20221 * tree-flow.h: Likewise.
20222 * tree-scalar-evolution.c: Likewise.
20223 * tree-ssa-address.c: Likewise.
20224 * tree-ssa-alias.h: Likewise.
20225 * tree-ssa-operands.h: Likewise.
20226 * tree.c: Likewise.
20227 * tree.h: Likewise.
20228 * varasm.c: Likewise.
20229 * varray.h: Likewise.
20231 * coretypes.h: Do not define GTY macro if it is already defined.
20232 * doc/gty.texi: Update GTY documentation to new syntax.
20233 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20234 annotations on structs.
20235 * gengtype-parse.c: Likewise.
20237 2009-04-22 Mark Heffernan <meheff@google.com>
20239 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20241 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20243 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20246 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20248 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20249 the same as a PLUS without a shift. Increase the cost of a
20252 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20254 * Makefile.in: Update dependencies.
20255 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20256 * errors.h: Remove bogus comment about compatibility.
20257 (warning): Update declaration.
20258 * genautomata.c: Update all calls to warning.
20259 * gimple.c: Do not include errors.h. Include toplev.h.
20260 * tree-ssa-structalias.c: Do not include errors.h.
20261 * omega.c: Likewise.
20262 * tree-ssa-reassoc.c: Likewise.
20263 * config/spu/spu-c.c: Likewise.
20264 * config/spu/t-spu-elf: Update dependencies.
20266 2009-04-22 Richard Guenther <rguenther@suse.de>
20268 PR tree-optimization/39824
20269 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20270 make sure the types are compatible.
20272 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20275 * c-common.c (c_parse_error): Take a token_flags parameter.
20276 Use token_type for the token type instead.
20277 Pass token_flags to cpp_type2name.
20278 * c-common.h (c_parse_error): Update declaration.
20279 * c-parser.c (c_parser_error): Pass 0 as token flags.
20281 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20283 PR rtl-optimization/39580
20284 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20286 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20288 * function.c (expand_function_end): Do not emit a jump to the "naked"
20289 return label for fall-through returns.
20290 * except.c (sjlj_emit_function_exit): Always place the call to the
20291 unregister function at the location installed by expand_function_end.
20293 2009-04-22 Richard Guenther <rguenther@suse.de>
20295 PR tree-optimization/39845
20296 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20297 (gen_inbound_check): Likewise.
20299 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20301 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20303 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20304 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20306 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20308 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20309 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20310 shift counts to avoid out-of-bounds array accesses.
20312 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20314 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20315 (Pmode): Move above.
20317 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20319 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20320 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20321 GET_CODE macro. Use IN_RANGE macro where appropriate.
20322 * config/alpha/alpha.h: Ditto.
20323 * config/alpha/alpha.md: Ditto.
20324 * config/alpha/constraints.md: Ditto.
20325 * config/alpha/predicates.md: Ditto.
20327 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20329 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20330 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20331 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20332 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20333 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20334 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20335 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20336 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20337 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20338 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20339 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20340 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20341 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20342 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20343 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20344 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20345 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20346 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20347 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20348 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20349 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20350 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20351 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20352 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20353 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20354 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20355 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20357 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20359 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20360 references from comments.
20361 * cfgbuild.c: (count_basic_blocks): Delete.
20362 (find_basic_blocks_1): Delete.
20363 (find_basic_blocks): Delete.
20364 * except.c (finish_eh_generation): Make static. Move comment from
20365 except.h here. Remove find_basic_blocks references from comments.
20366 * except.h (finish_eh_generation): Delete.
20367 * basic-block.h (find_basic_blocks): Delete.
20368 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20370 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20372 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20373 (sdbout_parms): Likewise.
20375 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20377 * config/sh/sh.c (prepare_cbranch_operands): Use
20378 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20379 (expand_cbranchdi4): Likewise.
20380 (from_compare): Add cast to enum type.
20381 (expand_cbranchsi4): Use add_reg_note.
20382 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20383 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20384 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20385 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20386 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20387 instead of CODE_FOR_nothing.
20388 (cbranchdi4): Likewise. Fix the order of arguments for
20390 (push_fpscr): Use add_reg_note.
20391 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20392 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20394 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20396 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20397 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20398 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20399 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20400 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20401 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20402 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20403 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20404 config/alpha/x-vms, config/arc/t-arc,
20405 config/arm/README-interworking, config/arm/arm-c.c,
20406 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20407 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20408 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20409 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20410 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20411 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20412 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20413 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20414 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20415 config/cris/t-elfmulti, config/crx/t-crx,
20416 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20417 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20418 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20419 config/h8300/t-h8300, config/i386/athlon.md,
20420 config/i386/darwin-libgcc.10.4.ver,
20421 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20422 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20423 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20424 config/i386/t-linux64, config/i386/t-nwld,
20425 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20426 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20427 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20428 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20429 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20430 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20431 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20432 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20433 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20434 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20435 config/m68k/t-uclinux, config/mcore/t-mcore,
20436 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20437 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20438 config/mips/crtn.asm, config/mips/irix-crti.asm,
20439 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20440 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20441 config/mips/mips-fixed.md, config/mips/sb1.md,
20442 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20443 config/mips/t-iris6, config/mips/t-isa3264,
20444 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20445 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20446 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20447 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20448 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20449 config/mn10300/t-linux, config/mn10300/t-mn10300,
20450 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20451 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20452 config/picochip/libgccExtras/clzsi2.asm,
20453 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20454 config/rs6000/darwin-libgcc.10.4.ver,
20455 config/rs6000/darwin-libgcc.10.5.ver,
20456 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20457 config/rs6000/t-aix43, config/rs6000/t-aix52,
20458 config/rs6000/t-darwin, config/rs6000/t-fprules,
20459 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20460 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20461 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20462 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20463 config/rs6000/t-rtems, config/rs6000/t-spe,
20464 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20465 config/score/t-score-elf, config/sh/divcost-analysis,
20466 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20467 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20468 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20469 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20470 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20471 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20472 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20473 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20474 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20475 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20476 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20477 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20478 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20479 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20480 * config/h8300/genmova.sh: Include copyright and license notices
20481 in generated output.
20482 * config/h8300/mova.md: Regenerate.
20483 * doc/install.texi2html: Include word "Copyright" in copyright
20484 notice and use name "Free Software Foundation, Inc.".
20485 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20486 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20487 ChangeLog-2007, ChangeLog-2008: Correct dates.
20489 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20491 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20492 NE_EXPR operations as well.
20493 * c-parser.c (c_parser_condition): Do not set location information on
20495 (c_parser_conditional_expression): Likewise.
20496 (c_parser_binary_expression): Set location information on operators.
20497 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20498 TRUTH_NOT_EXPR has been folded.
20499 * fold-const.c (fold_truth_not_expr): Copy location information from
20500 the incoming expression to the outgoing one.
20501 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20502 recursive calls on the LHS of the operator but pass that of the
20503 operator to recursive calls on the RHS of the operator. Set it
20505 (shortcut_cond_expr): Set the locus of the operator on the second
20506 COND_EXPR and that of the expression on the first in degenerate cases.
20507 Pass the locus of the expression to calls to shortcut_cond_r.
20508 Set the locus of the 'then' block on the associated jump, if any.
20509 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20510 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20511 expression to call to gimplify_boolean_expr.
20513 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20515 * config.gcc: Add additional configuration for
20516 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20517 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20518 (CPP_SPEC): Redefine for allowing -municode option.
20519 (STARTFILE_SPEC): Likewise.
20520 * config/i386/t-mingw-w64: New.
20521 * config/i386/mingw-w64.opt: New.
20522 (municode): Add new target option.
20523 * doc/invoke.texi (municode): Add documentation for new option.
20525 2009-04-21 Ian Lance Taylor <iant@google.com>
20527 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20528 Correct test for number of arguments.
20529 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20531 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20533 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20534 argument of emit_library_call.
20536 2009-04-21 Richard Guenther <rguenther@suse.de>
20538 PR middle-end/39829
20539 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20540 inside VIEW_CONVERT_EXPRs.
20542 2009-04-21 Martin Jambor <mjambor@suse.cz>
20544 * tree-switch-conversion.c (build_constructors): Split a long line.
20545 (constructor_contains_same_values_p): New function.
20546 (build_one_array): Create assigns of constants if possible, do not
20547 call mark_sym_for_renaming, call update_stmt.
20548 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20549 make_rename_temp. Do not call mark_symbols_for_renaming, call
20551 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20552 find_new_referenced_vars, call update_stmt.
20553 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20554 instead of calling make_rename_temp. Do not call
20555 find_new_referenced_vars or mark_symbols_for_renaming, call
20558 2009-04-21 Richard Guenther <rguenther@suse.de>
20560 PR tree-optimization/39827
20561 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20562 (tree_ssa_phiprop): Pass the correct array size.
20564 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20566 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20568 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20571 * c-typeck.c (lvalue_p): Move declaration ...
20572 * c-common.h (lvalue_p): ... to here.
20573 * c-common.c (candidate_equal_p): New.
20574 (add_tlist): Use it.
20575 (merge_tlist): Use it.
20576 (warn_for_collisions_1): Likewise.
20577 (warning_candidate_p): Accept more candidates.
20578 (verify_tree): A warning candidate can be an expression. Use
20581 2009-04-21 Ben Elliston <bje@au.ibm.com>
20584 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20585 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20586 options. Remove -mcall-solaris documentation.
20588 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20591 * doc/invoke.texi (-Wlong-long): Update description.
20592 * c-lex (interpret_integer): Only warn if there was no previous
20593 overflow and -Wlong-long is enabled.
20594 * c-decl.c (declspecs_add_type): Drop redundant flags.
20595 * c.opt (Wlong-long): Init to -1.
20596 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20597 and front-end warn_long_long. Wlong-long only depends on other
20598 flags if it is uninitialized.
20599 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20600 the same for CPP and FE.
20601 (restore_extension_diagnostics): Likewise.
20603 2009-04-20 Ian Lance Taylor <iant@google.com>
20605 Fix enum conversions which are invalid in C++:
20606 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20607 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20608 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20609 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20610 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20611 (dbxout_parms): Likewise.
20612 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20613 (df_clear_flags): Likewise.
20614 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20615 top_flag parameter to int.
20616 (df_chain_create_bb_process_use): Likewise.
20617 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20619 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20620 (df_ref_create_structure, df_def_record_1): Likewise.
20621 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20622 (df_notes_rescan): Change 0 to VOIDmode in function call.
20623 (df_get_call_refs, df_insn_refs_collect): Likewise.
20624 (df_bb_regs_collect): Likewise.
20625 (df_entry_block_defs_collect): Likewise.
20626 (df_exit_block_uses_collect): Likewise.
20627 * df.h: Update declarations.
20628 * double-int.c (double_int_divmod): Add cast to enum type.
20629 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20630 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20631 (based_loc_descr): Likewise.
20632 (loc_descriptor_from_tree_1): Change first_op and second_op to
20633 enum dwarf_location_atom. Add cast to enum type.
20634 * expmed.c (init_expmed): Change 0 to SET in function call.
20635 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20636 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20637 (do_store_flag): Likewise.
20638 * fixed-value.h (struct fixed_value): Change mode to enum
20640 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20641 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20643 (insert_insn_decl, insert_decl, insert_state): Likewise.
20644 (automata_list_finish): Likewise.
20645 * genrecog.c (process_define_predicate): Add cast to enum type.
20646 * gensupport.c (init_predicate_table): Add cast to enum type.
20647 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20649 (gimple_build_call_1, gimple_build_label): Likewise.
20650 (gimple_build_goto, gimple_build_asm_1): Likewise.
20651 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20652 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20653 (enum fallback): Rename from enum fallback_t.
20654 (fallback_t): Typedef as int.
20655 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20656 GSI_SAME_STMT in function call.
20657 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20659 (setup_reg_class_relations): Likewise.
20660 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20661 (setup_prohibited_class_mode_regs): Add cast to enum type.
20662 (setup_prohibited_mode_move_regs): Likewise.
20663 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20664 (record_address_regs): Change i to enum reg_class.
20665 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20666 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20667 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20668 (GET_MODE_2XWIDER_MODE): Likewise.
20669 (GET_CLASS_NARROWEST_MODE): Likewise.
20670 * omp-low.c (expand_omp_for): Add cast to enum type.
20671 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20672 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20673 * postreload.c (reload_cse_simplify_operands): Change rclass local
20675 * predict.c (combine_predictions_for_insn): Change best_predictor
20676 and predictor to enum br_predictor.
20677 (combine_predictions_for_bb): Likewise.
20678 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20679 use SET_PREDICT_EXPR_OUTCOME.
20680 * real.c (real_arithmetic): Change icode to code in function call.
20681 * reginfo.c (init_move_cost): Add casts to enum type.
20682 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20683 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20685 * reload.c (find_valid_class): Add casts to enum type.
20686 (push_reload): Change 0 to NO_REGS in function call.
20687 (find_reloads): Change this_alternative to array of enum
20688 reg_class. Remove some now-unnecessary casts.
20689 (make_memloc): Change 0 to VOIDmode in function call.
20690 * reload1.c (reload): Change 0 to VOIDmode in function call.
20691 (eliminate_regs_1, elimination_effects): Likewise.
20692 (eliminate_regs_in_insn): Likewise.
20693 (emit_input_reload_insns): Add cast to enum type.
20694 (delete_output_reload): Change 0 to VOIDmode in function call.
20695 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20696 to enum type in function call.
20697 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20698 (SET_PREDICT_EXPR_OUTCOME): Define.
20699 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20700 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20701 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20702 (dump_function): Likewise.
20703 * tree-dump.h: Update declarations.
20704 * tree-pass.h: Update declarations.
20705 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20706 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20708 (arm_rtx_costs_1): Correct parenthesization.
20709 (arm_rtx_costs): Add casts to enum type.
20710 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20711 (vfp_emit_fstmd): Use add_rg_note.
20712 (emit_multi_reg_push, emit_sfm): Likewise.
20713 (thumb_set_frame_pointer): Likewise.
20714 (arm_expand_prologue): Likewise.
20715 (arm_regno_class): Change return type to enum reg_class.
20716 (thumb1_expand_prologue): Use add_reg_note.
20717 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20718 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20720 * config/arm/gentune.sh: Add cast to enum type.
20721 * config/arm/arm-tune.md: Rebuild.
20722 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20723 (ix86_split_fp_branch, predict_jump): Likewise.
20724 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20725 insn_code to enum rtx_code.
20726 (ix86_builtin_vectorized_function): Add cast to enum type.
20727 * config/i386/i386.md (truncdfsf2): Change slot to enum
20729 (truncxf<mode>2, isinf<mode>2): Likewise.
20730 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20732 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20733 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20734 (insert_bundle_state): Change 1 to INSERT in function call.
20735 (ia64_add_bundle_selector_before): Likewise.
20736 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20737 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20738 (restore_stack_nonlocal): Likewise.
20739 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20741 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20743 (mips_rtx_costs): Likewise.
20744 (mips_override_options): Add casts to enum type.
20745 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20747 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20748 (store_reg, set_reg_plus_d): Likewise.
20749 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20750 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20752 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20754 (emit_unlikely_jump): Use add_reg_note.
20755 (rs6000_emit_allocate_stack): Likewise.
20756 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20757 (output_toc): Change 1 to INSERT in function call.
20758 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20759 (rs6000_initialize_trampoline): Likewise.
20760 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20762 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20763 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20764 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20765 (save_gprs): Use add_reg_note.
20766 (s390_emit_prologue): Likewise.
20767 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20768 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20769 (sparc_fold_builtin): Add cast to enum type.
20770 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20772 (spu_expand_prologue): Use add_reg_note.
20773 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20775 2009-04-20 Ian Lance Taylor <iant@google.com>
20777 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20778 (c_parser_postfix_expression_after_primary): Get VEC for list of
20779 arguments. Get original types of arguments. Call
20780 build_function_call_vec.
20781 (cached_expr_list_1, cached_expr_list_2): New static variables.
20782 (c_parser_expr_list): Change return type to VEC *. Add
20783 p_orig_types parameter. Change all callers.
20784 (c_parser_release_expr): New static function.
20785 (c_parser_vec_to_tree_list): New static function.
20786 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20787 call build_function_call_vec.
20788 (build_function_call_vec): New function, based on old
20789 build_function_call.
20790 (convert_arguments): Remove nargs and argarray parameters. Change
20791 values to a VEC. Add origtypes parameter.
20792 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20793 (convert_for_assignment): Add origtype parameter. Change all
20794 callers. If warn_cxx_compat, check for conversion to an enum
20795 type when calling a function.
20796 (store_init_value): Add origtype parameter. Change all callers.
20797 (digest_init): Likewise.
20798 (struct init_node): Add origtype field.
20799 (add_pending_init): Add origtype parameter. Change all callers.
20800 (output_init_element): Likewise.
20801 (output_pending_init_elements): Pass origtype from init_node to
20802 output_init_element.
20803 (process_init_element): Pass origtype from c_expr to
20804 output_init_element.
20805 (c_finish_return): Add origtype parameter. Change all callers.
20806 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20808 (sync_resolve_params): Likewise.
20809 (sync_resolve_return): Change params to first_param. Change caller.
20810 (resolve_overloaded_builtins): Change params to VEC *. Change
20811 callers. Save first parameter around call to build_function_call_vec.
20812 * c-decl.c (finish_decl): Add origtype parameter. Change all
20813 callers. Call build_function_call_vec rather than
20814 build_function_call for cleanup.
20815 * c-tree.h: Update declarations.
20816 * c-common.h: Update declarations.
20817 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20818 params to first_param.
20819 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20820 params parameter from tree to void *.
20821 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20822 Change arglist parameter to have type void *, and to be a pointer
20824 * config/rs6000/rs6000-protos.h
20825 (altivec_resolve_overloaded_builtin): Update declaration.
20826 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20827 fnargs parameter to have type void *, and to be a pointer to a
20828 VEC. Call build_function_call_vec instead of
20829 build_function_call.
20830 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20832 2009-04-20 Joey Ye <joey.ye@intel.com>
20833 Xuepeng Guo <xuepeng.guo@intel.com>
20834 H.J. Lu <hongjiu.lu@intel.com>
20836 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20838 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20839 (IX86_LEA_PRIORITY): Likewise.
20840 (distance_non_agu_define): New function.
20841 (distance_agu_use): Likewise.
20842 (ix86_lea_for_add_ok): Likewise.
20843 (ix86_dep_by_shift_count): Likewise.
20845 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20846 should split for LEA.
20848 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20850 (ix86_dep_by_shift_count): Likewise.
20852 2009-04-20 Richard Guenther <rguenther@suse.de>
20854 * expr.c (handled_component_p): Move ...
20855 * tree.h (handled_component_p): ... here.
20856 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20857 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20858 and REALPART_EXPR to be in one group.
20860 2009-04-20 Richard Guenther <rguenther@suse.de>
20862 * basic-block.h (get_all_dominated_blocks): Declare.
20863 * dominance.c (get_all_dominated_blocks): New function.
20864 * tree-cfg.c (get_all_dominated_blocks): Remove.
20865 (remove_edge_and_dominated_blocks): Adjust.
20866 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20867 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20868 instead of recursing.
20870 2009-04-20 Doug Kwan <dougkwan@google.com>
20872 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20873 (struct cgraph_node_set_def): New type.
20874 (cgraph_node_set) New type. Also declare vector functions.
20875 (struct cgraph_node_set_element_def): New type.
20876 (cgraph_node_set_element): Ditto.
20877 (cgraph_node_set_iterator): New iterator type.
20878 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20879 cgraph_node_set_remove, dump_cgraph_node_set,
20880 debug_cgraph_node_set): New prototypes.
20881 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20882 cgraph_node_set_size): New inlines.
20883 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20884 including cgraph.h.
20885 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20886 argument to function 'write_summary'.
20887 * ipa.c: Include ggc.h.
20888 (hash_cgraph_node_set_element,
20889 eq_cgraph_node_set_element, cgraph_node_set_new,
20890 cgraph_node_set_add, cgraph_node_set_remove,
20891 cgraph_node_set_find, dump_cgraph_node_set,
20892 debug_cgraph_node_set): New functions.
20893 * Makefile.in (ipa.o): Add dependency on GGC_H.
20895 2009-04-20 Ira Rosen <irar@il.ibm.com>
20897 PR tree-optimization/39675
20898 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20899 check of the return code of vect_schedule_slp. Check that
20900 stmt_vec_info still exists for the statement, before checking its
20901 vectorization type.
20903 2009-04-20 Michael Matz <matz@suse.de>
20905 * Makefile.in (generated_files): Take out $(simple_generated_c).
20907 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20909 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20910 (UINTPTR_TYPE): Likewise.
20912 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20915 * c-typeck.c (digest_init): Check for initializing an array with a
20918 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20921 * c-semantics.c (pop_stmt_list): Propagate
20922 STATEMENT_LIST_HAS_LABEL to parent statement list.
20924 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20926 * config/mips/mips.h (mips_tune_attr): New macro.
20927 * config/mips/mips.md (cpu): Use it.
20929 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20932 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20935 2009-04-19 Diego Novillo <dnovillo@google.com>
20937 * toplev.c (compile_file): Move call to coverage_finish ...
20938 * cgraphunit.c (ipa_passes): ... here.
20939 Call cgraph_process_new_functions.
20940 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20941 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20943 2009-04-19 Jan Hubicka <jh@suse.cz>
20945 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20947 (dump_cgraph_node): Dump can throw external flag.
20948 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20950 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20954 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20955 * common.opt (Wlogical-op): Move from here...
20956 * c.opt (Wlogical-op): ... to here.
20957 * c-typeck.c (parser_build_binary_op): Update call to
20958 warn_logical_operator.
20959 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20961 * c-common.c (warn_logical_op): Update.
20962 * c-common.h (warn_logical_op): Update declaration.
20964 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20966 * tree.c (protected_set_expr_location): Fix formatting.
20968 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20971 * c-typeck.c (readonly_warning): new.
20972 (build_unary_op, build_modify_expr): Use readonly_warning for
20973 storing into something readonly but not const-qualified.
20975 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20978 * c-typeck.c (build_unary_op): Check for taking address of
20979 expression of type void.
20981 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20984 * c-typeck.c (build_function_call): Check for calling a function
20985 with qualified void return types. Call require_complete_type when
20988 2009-04-18 Jan Hubicka <jh@suse.cz>
20990 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20992 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20993 can_throw_external flag.
20994 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20995 * ipa-pure-const.c (ignore_edge): New function.
20996 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20997 only over can_throw_external edges.
20998 (local_pure_const): Add nothrow flag.
20999 * ipa-utils.c (searchc): Add ignore_edge callback.
21000 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21001 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21002 (set_nothrow_function_flags): Update cgraph.
21003 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21005 2009-04-18 Richard Guenther <rguenther@suse.de>
21007 PR middle-end/39804
21008 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21009 (fold_stmt): ... this and ...
21010 (fold_stmt_inplace): ... this.
21011 (fold_stmt_1): Fold references in calls and asms.
21012 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21014 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21016 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21017 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21019 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21021 * tree.c (function_args_count): Remove.
21022 * tree.h: Remove the prototype for function_args_count.
21024 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21026 * tree-iterator.c (expr_only): Remove.
21027 * tree.h: Remove the prototype for expr_only.
21029 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21031 * reginfo.c (cannot_change_mode_set_regs): Remove.
21032 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21034 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21036 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21037 whether operands 0 and 1 overlaps.
21039 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21041 PR middle-end/36902
21042 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21043 pointer. Use warning_at instead of warning.
21044 (search_for_addr_array): Likewise.
21045 (check_array_bounds): Likewise.
21046 (check_all_array_refs): Check that the incoming edge is not in the
21047 list of edges to be removed.
21048 (check_all_array_refs): Avoid the temporal pointer.
21049 (vrp_visit_cond_stmt): Fix typo.
21050 (simplify_switch_using_ranges): Handle the case where the switch
21051 index is an integer constant.
21053 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21055 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21057 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21059 * doc/extend.texi, doc/invoke.texi: Fix typos.
21061 2009-04-17 Cary Coutant <ccoutant@google.com>
21063 * tree-flow-inline.h (get_lineno): Fix inverted test.
21065 2009-04-17 Diego Novillo <dnovillo@google.com>
21067 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21068 assertion for AVAIL_OUT.
21070 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21073 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21074 * config/sh/linux-atomic.asm: Likewise.
21076 2009-04-17 Diego Novillo <dnovillo@google.com>
21078 * except.c (debug_eh_tree): New.
21079 (struct eh_region, struct eh_status): Move ...
21080 * except.h: ... here.
21081 (add_type_for_runtime): Declare extern.
21082 (lookup_type_for_runtime): Likewise.
21083 (debug_eh_tree): Declare.
21084 * Makefile.in (GTFILES): List except.h before except.c
21086 2009-04-17 Diego Novillo <dnovillo@google.com>
21088 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21089 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21090 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21091 (find_vars_r): ... here.
21092 * tree-flow.h (find_referenced_vars_in): Declare.
21093 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21094 that AVAIL_OUT exists for BLOCK.
21095 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21096 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21097 (tree-parloops.o): Likewise.
21099 2009-04-17 Simon Baldwin <simonb@google.com>
21101 * toplev.c (default_tree_printer): Add handling for %E format.
21103 2009-04-17 Diego Novillo <dnovillo@google.com>
21105 * tree-pretty-print.c (dump_generic_node): Add break after
21106 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21107 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21108 FUNCTION_TYPE together. Call print_struct_decl when printing
21109 structures and TDF_SLIM is not given.
21110 (print_struct_decl): Fix logic for detecting recursion.
21112 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21115 * gcc.c (create_at_file): New.
21116 (compile_input_file_p): New.
21117 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21118 * main.c (main): Update call to toplev_main.
21119 * toplev.c (toplev_main): Change signature. Call expandargv.
21120 * toplev.h (toplev_main): Change signature.
21122 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21124 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21125 if the latter is not constant.
21127 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21129 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21131 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21133 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21134 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21136 2009-04-17 Richard Guenther <rguenther@suse.de>
21138 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21139 Handle component references view-converting an invariant address.
21141 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21143 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21144 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21145 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21146 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21147 Use @deftypevr rather than @deftypevar.
21149 2009-04-17 Richard Guenther <rguenther@suse.de>
21151 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21152 (get_prop_source_stmt): Likewise.
21153 (can_propagate_from): Likewise.
21155 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21157 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21158 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21159 (--with-multilib-list): Add default value.
21160 * configure: Regenerate.
21161 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21162 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21163 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21164 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21165 Don't add default cpu to multilib list unnecessarily, but do enable
21166 the relevant compiler option..
21167 Add support for --with-multilib-list=<blank> and
21168 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21169 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21170 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21171 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21172 TM_MULTILIB_CONFIG.
21173 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21174 (MULTILIB_OSDIRNAMES): New variable.
21175 * config/sh/t-1e: Delete file.
21176 * config/sh/t-mlib-sh1: Delete file.
21177 * config/sh/t-mlib-sh2: Delete file.
21178 * config/sh/t-mlib-sh2a: Delete file.
21179 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21180 * config/sh/t-mlib-sh2a-single: Delete file.
21181 * config/sh/t-mlib-sh2a-single-only: Delete file.
21182 * config/sh/t-mlib-sh2e: Delete file.
21183 * config/sh/t-mlib-sh3e: Delete file.
21184 * config/sh/t-mlib-sh4: Delete file.
21185 * config/sh/t-mlib-sh4-nofpu: Delete file.
21186 * config/sh/t-mlib-sh4-single: Delete file.
21187 * config/sh/t-mlib-sh4-single-only: Delete file.
21188 * config/sh/t-mlib-sh4a: Delete file.
21189 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21190 * config/sh/t-mlib-sh4a-single: Delete file.
21191 * config/sh/t-mlib-sh4a-single-only: Delete file.
21192 * config/sh/t-mlib-sh4al: Delete file.
21193 * config/sh/t-mlib-sh5-32media: Delete file.
21194 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21195 * config/sh/t-mlib-sh5-64media: Delete file.
21196 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21197 * config/sh/t-mlib-sh5-compact: Delete file.
21198 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21199 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21200 * doc/install.texi (Options specification): Add
21201 --with-multilib-list and --with-endian.
21203 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21205 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21207 (OBJS-common): Add plugin-version.o.
21208 (plugin-version.o): New.
21209 * gcc-plugin.h (plugin_gcc_version): New.
21210 (plugin_default_version_check): New.
21211 (plugin_init_func, plugin_init): Add version argument.
21212 * plugin-version.c: New.
21213 * plugin.c (str_plugin_gcc_version_name): New.
21214 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21215 pass it to the init function.
21216 (plugin_default_version_check): New.
21218 2009-04-17 Richard Guenther <rguenther@suse.de>
21220 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21221 for decl-vs-decl disambiguation.
21223 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21225 * config/s390/s390.h (s390_tune_attr): New macro definition.
21226 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21228 2009-04-17 Richard Guenther <rguenther@suse.de>
21230 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21231 (fold_stmt_r): Likewise.
21232 (maybe_fold_reference): New function.
21233 (fold_gimple_assign): Handle cases fold_stmt_r did.
21234 (fold_stmt): Do not use fold_stmt_r.
21235 (fold_stmt_inplace): Likewise.
21237 2009-04-17 Richard Guenther <rguenther@suse.de>
21239 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21240 (record_equivalences_from_stmt): Remove useless checks and
21242 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21243 the type is already suitable.
21245 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21247 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21249 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21251 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21252 (CMPtype): Define as __gcc_CMPtype.
21254 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21256 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21257 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21259 2009-04-17 Richard Guenther <rguenther@suse.de>
21261 PR tree-optimization/39746
21262 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21263 special-casing for builtins and static variable use/def.
21264 (call_may_clobber_ref_p_1): Likewise.
21266 2009-04-16 Ian Lance Taylor <iant@google.com>
21268 * df.h: Include "timevar.h".
21269 (struct df_problem): Change tv_id field to timevar_id_t.
21270 * tree-pass.h: Include "timevar.h".
21271 (struct opt_pass): Change tv_id field to timevar_id_t.
21272 * timevar.h (timevar_id_t): Define TV_NONE.
21273 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21274 TV_NONE rather than tv_id != 0.
21275 (execute_one_pass): Likewise.
21276 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21277 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21278 dependencies to $(TREE_PASS_H).
21279 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21281 (pass_branch_target_load_optimize2): Likewise.
21282 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21283 (pass_outof_cfg_layout_mode): Likewise.
21284 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21285 (pass_rebuild_cgraph_edges): Likewise.
21286 (pass_remove_cgraph_callee_edges): Likewise.
21287 * df-core.c (pass_df_initialize_opt): Likewise.
21288 (pass_df_initialize_no_opt): Likewise.
21289 (pass_df_finish): Likewise.
21290 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21291 * except.c (pass_set_nothrow_function_flags): Likewise.
21292 (pass_convert_to_eh_region_ranges): Likewise.
21293 * final.c (pass_compute_alignments): Likewise.
21294 * function.c (pass_instantiate_virtual_regs): Likewise.
21295 (pass_init_function): Likewise.
21296 (pass_leaf_regs): Likewise.
21297 (pass_match_asm_constraints): Likewise.
21298 * gimple-low.c (pass_lower_cf): Likewise.
21299 (pass_mark_used_blocks): Likewise.
21300 * init-regs.c (pass_initialize_regs): Likewise.
21301 * integrate.c (pass_initial_value_sets): Likewise.
21302 * ira.c (pass_ira): Likewise.
21303 * jump.c (pass_cleanup_barriers): Likewise.
21304 * omp-low.c (pass_expand_omp): Likewise.
21305 (pass_lower_omp): Likewise.
21306 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21307 * recog.c (pass_split_all_insns): Likewise.
21308 (pass_split_after_reload): Likewise.
21309 (pass_split_before_regstack): Likewise.
21310 (pass_split_before_sched2): Likewise.
21311 (pass_split_for_shorten_branches): Likewise.
21312 * reginfo.c (pass_reginfo_init): Likewise.
21313 (pass_subregs_of_mode_init): Likewise.
21314 (pass_subregs_of_mode_finish): Likewise.
21315 * passes.c (pass_postreload): Likewise.
21316 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21317 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21318 (pass_warn_function_return): Likewise.
21319 (pass_warn_function_noreturn): Likewise.
21320 * tree-complex.c (pass_lower_complex): Likewise.
21321 (pass_lower_complex_O0): Likewise.
21322 * tree-if-conv.c (pass_if_conversion): Likewise.
21323 * tree-into-ssa.c (pass_build_ssa): Likewise.
21324 * tree-mudflap.c (pass_mudflap_1): Likewise.
21325 (pass_mudflap_2): Likewise.
21326 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21327 (pass_mudflap_2): Likewise.
21328 * tree-nrv.c (pass_return_slot): Likewise.
21329 * tree-object-size.c (pass_object_sizes): Likewise.
21330 * tree-optimize.c (pass_all_optimizations): Likewise.
21331 (pass_early_local_passes): Likewise.
21332 (pass_all_early_optimizations): Likewise.
21333 (pass_cleanup_cfg): Likewise.
21334 (pass_cleanup_cfg_post_optimizing): Likewise.
21335 (pass_free_datastructures): Likewise.
21336 (pass_free_cfg_annotations): Likewise.
21337 (pass_fixup_cfg): Likewise.
21338 (pass_init_datastructures): Likewise.
21339 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21340 (pass_late_warn_uninitialized): Likewise.
21341 (pass_update_address_taken): Likewise.
21342 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21343 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21344 (pass_cse_sincos): Likewise.
21345 (pass_convert_to_rsqrt): Likewise.
21346 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21347 * tree-stdarg.c (pass_stdarg): Likewise.
21348 * tree-tailcall.c (pass_tail_recursion): Likewise.
21349 (pass_tail_calls): Likewise.
21350 * tree-vect-generic.c (pass_lower_vector): Likewise.
21351 (pass_lower_vector_ssa): Likewise.
21352 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21354 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21356 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21358 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21360 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21361 logical and signext.
21363 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21366 * config/sh/predicates.md (arith_operand): Check if the operand
21367 of TRUNCATE is a REG.
21369 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21371 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21372 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21374 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21376 * tree-iterator.c (tsi_split_statement_list_after,
21377 tsi_split_statement_list_before): Remove.
21378 * tree-iterator.h: Remove the prototypes for
21379 tsi_split_statement_list_after and tsi_split_statement_list_before.
21381 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21383 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21384 * tree-ssa-propagate.h: Remove the prototype for
21385 stmt_makes_single_load.
21387 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21389 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21390 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21392 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21394 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21396 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21398 * except.c (eh_region_outer_p): Remove.
21399 * except.h: Remove the prototype for eh_region_outer_p.
21401 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21403 * function.c (current_function_assembler_name): Remove.
21404 * function.h: Remove the prototype for
21405 current_function_assembler_name.
21407 2009-04-16 Ian Lance Taylor <iant@google.com>
21409 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21410 (add_reg_note): Call alloc_reg_note.
21411 * rtl.h (alloc_reg_note): Declare.
21412 * combine.c (try_combine): Use alloc_reg_note.
21413 (recog_for_combine, move_deaths): Likewise.
21414 (distribute_notes): Use alloc_reg_note and add_reg_note.
21415 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21416 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21417 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21419 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21421 PR rtl-optimization/39762
21422 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21423 ira_may_move_out_cost): Add comments about way of their usage.
21424 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21426 * ira-conflicts.c (process_regs_for_copy): Use function
21427 ira_get_register_move_cost instead of global
21428 ira_register_move_cost.
21430 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21431 color_pass, move_spill_restore, update_curr_costs): Ditto.
21433 * ira-lives.c (process_single_reg_class_operands): Ditto.
21435 * ira-emit.c (emit_move_list): Ditto.
21437 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21438 (record_reg_classes): Ditto. Use functions
21439 ira_get_register_move_cost and ira_get_may_move_cost instead of
21440 global vars ira_register_move_cost, ira_may_move_out_cost and
21441 ira_may_move_in_cost.
21442 (record_address_regs): Don't call ira_init_register_move_cost.
21443 Use function ira_get_may_move_cost instead of global
21444 ira_may_move_in_cost.
21445 (process_bb_node_for_hard_reg_moves): Use function
21446 ira_get_register_move_cost instead of global ira_register_move_cost.
21447 (ira_costs): Don't call ira_init_register_move_cost.
21449 2009-04-16 Richard Guenther <rguenther@suse.de>
21451 * tree-cfg.c (verify_gimple_assign_binary):
21452 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21453 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21454 (create_general_new_stmt): Note that this function is broken.
21456 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21458 * common.opt (fhelp): Add Var(help_flag).
21459 * gcc-plugin.h (plugin_info): Add help.
21460 * plugin.c (plugin_name_args): Add help.
21461 (register_plugin_info): Set plugin->help.
21462 (print_help_one_plugin): New.
21463 (print_plugins_help): New.
21464 * plugin.h (print_plugins_help): New.
21465 * toplev.c (toplev_main): Call print_plugins_help if needed.
21467 2009-04-16 Richard Guenther <rguenther@suse.de>
21469 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21470 (gimple_ior_addresses_taken_1): New function.
21471 (gimple_ior_addresses_taken): Likewise.
21472 * gimple.h (struct gimple_statement_with_ops_base): Remove
21473 addresses_taken member.
21474 (gimple_ior_addresses_taken): Declare.
21475 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21476 gimple_set_addresses_taken): Remove.
21477 * ipa-reference.c (mark_address): New function.
21478 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21479 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21480 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21481 (gimple_add_to_addresses_taken): Remove.
21482 (get_tmr_operands): Call mark_address_taken.
21483 (get_asm_expr_operands): Likewise.
21484 (get_expr_operands): Likewise.
21485 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21486 (free_stmt_operands): Do not free it.
21487 * tree-ssa.c (delete_tree_ssa): Likewise.
21488 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21490 2009-04-16 Richard Guenther <rguenther@suse.de>
21492 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21493 (walk_stmt_load_store_ops): Likewise.
21494 * gimple.c (get_base_loadstore): New function.
21495 (walk_stmt_load_store_addr_ops): Likewise.
21496 (walk_stmt_load_store_ops): Likewise.
21497 * ipa-pure-const.c (check_op): Simplify.
21498 (check_load, check_store): New functions.
21499 (check_stmt): Use walk_stmt_load_store_ops.
21500 * ipa-reference.c (mark_load): Adjust signature.
21501 (mark_store): Likewise.
21502 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21504 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21506 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21507 (plugin_info): New.
21508 * opts.c (common_handle_option): Don't call print_version.
21509 * plugin.c (plugin_name_args): Add version.
21510 (register_plugin_info): New.
21511 (register_callback): Handle PLUGIN_INFO.
21512 (try_init_one_plugin): New.
21513 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21515 (finalize_one_plugin): New.
21516 (finalize_plugins): New.
21517 (print_one_plugin): New.
21518 (print_plugins_versions): New.
21519 * plugin.h (print_plugins_versions): New.
21520 (finalize_plugins): New.
21521 * toplev.c (compile_file): Don't call initialize_plugins.
21522 (print_version): Call print_plugins_versions.
21523 (toplev_main): Call initialize_plugins. Print version if needed.
21524 Call finalize_plugins.
21526 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21528 * common.opt (fversion): New.
21529 * gcc.c (print_version): New.
21530 (process_command): Don't print the version. Just set print_version.
21531 (main): Print version. Call subprocesses if print_version and
21532 verbose_flag are set.
21533 * opts.c (common_handle_option): Handle OPT_fversion.
21535 2009-04-16 Richard Guenther <rguenther@suse.de>
21536 Ira Rosen <irar@il.ibm.com>
21538 PR tree-optimization/39698
21539 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21540 type of the reduction variable. Only generate the def if
21543 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21544 make sure to first convert to an integer of the same precision.
21545 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21546 the type of the evolution correctly in computing the new
21547 induction variable base.
21549 2009-04-16 Richard Guenther <rguenther@suse.de>
21551 PR middle-end/39625
21552 * tree-cfg.c (make_blocks): Split statements with to-be
21553 abnormal SSA names on the lhs.
21555 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21557 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21558 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21559 * c-typeck.c (really_start_incremental_init): Likewise.
21560 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21561 (TARGET_INITIALIZER): Remove it.
21562 * target.h (struct target): Remove vector_opaque_p.
21563 * tree.c (build_opaque_vector_type): New.
21564 * tree.h (TYPE_VECTOR_OPAQUE): New.
21565 (build_opaque_vector_type): Declare.
21566 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21567 * config/rs6000/rs6000.c (build_opaque_vector_type,
21568 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21569 (rs6000_init_builtins): Use build_opaque_vector_type for
21570 opaque_V4SI_type_node.
21572 2009-04-15 Catherine Moore <clm@codesourcery.com>
21574 * debug.h (set_name): Declare.
21575 * dwarf2out.c (dwarf2out_set_name): Declare.
21576 (dwarf2_debug_hooks): Add set_name.
21577 (find_AT_string): New.
21578 (add_AT_string): Call find_AT_string.
21579 (dwarf2out_set_name): New.
21580 * cp/decl.c (grokdeclarator): Call set_name.
21581 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21582 * debug.c (do_nothing_debug_hooks): Likewise.
21583 * dbxout.c (dbx_debug_hooks): Likewise.
21584 * sdbout.c (sdb_debug_hooks): Likewise.
21586 2009-04-15 Michael Eager <eager@eagercon.com>
21588 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21589 reg for single-precision FPU.
21590 * config/rs6000/rs6000.md (movsi_internal1): Only for
21591 !TARGET_SINGLE_FPU.
21592 (movsi_internal1_single): New. Add pattern to move SI values to/from
21593 single-precision FP regs.
21595 2009-04-15 Richard Guenther <rguenther@suse.de>
21597 * omp-low.c (lower_rec_input_clauses): Build correct address
21599 (expand_omp_for_generic): Fix multiplication type.
21600 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21601 (generate_memset_zero): Fix types.
21602 * tree-profile.c (prepare_instrumented_value): Correctly
21605 2009-04-15 Ian Lance Taylor <iant@google.com>
21607 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21608 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21609 for -Wall and for -Wc++-compat.
21610 (c_common_post_options): For C++, set warn_enum_compare if not
21612 * c-tree.h (struct c_expr): Add field original_type.
21613 (build_external_ref): Update declaration.
21614 * c-parser.c (c_parser_braced_init): Set original_type.
21615 (c_parser_initelt): Likewise.
21616 (c_parser_expr_no_commas): Likewise.
21617 (c_parser_conditional_expression): Likewise.
21618 (c_parser_cast_expression): Likewise.
21619 (c_parser_unary_expression): Likewise. Pull setting of
21620 original_code to top of function.
21621 (c_parser_sizeof_expression): Set original_type.
21622 (c_parser_alignof_expression): Likewise.
21623 (c_parser_postfix_expression): Likewise. Pull setting of
21624 original_code to top of function.
21625 (c_parser_postfix_expression_after_paren_type): Set original_type.
21626 (c_parser_postfix_expression_after_primary): Likewise.
21627 (c_parser_expression): Likewise.
21628 * c-typeck.c (build_external_ref): Add type parameter. Change all
21630 (c_expr_sizeof_expr): Set original_type field.
21631 (parser_build_unary_op): Likewise.
21632 (parser_build_binary_op): Likewise. Optionally warn about
21633 comparisons of enums of different types.
21634 (digest_init): Set original_type field.
21635 (really_start_incremental_init): Likewise.
21636 (push_init_level, pop_init_level): Likewise.
21637 * doc/invoke.texi (Warning Options): -Wenum-compare now
21640 2009-04-15 Richard Guenther <rguenther@suse.de>
21642 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21643 out a necessary conversion.
21644 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21645 names we didn't value number.
21646 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21648 2009-04-15 Richard Guenther <rguenther@suse.de>
21650 PR tree-optimization/39764
21651 * tree-ssa-ccp.c (get_value): Canonicalize value with
21652 canonicalize_float_value.
21654 2009-04-15 Jan Hubicka <jh@suse.cz>
21656 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21657 Wrong version of patch.
21659 2009-04-15 Jan Hubicka <jh@suse.cz>
21661 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21663 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21665 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21666 our distinct integral and vector types.
21668 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21670 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21671 * init.c (build_vtbl_address): Remove call to assemble_external.
21673 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21675 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21676 output for other floating point modes.
21678 2009-04-14 Diego Novillo <dnovillo@google.com>
21680 * diagnostic.c (diagnostic_report_diagnostic): Do not
21681 warn about loaded plugins for DK_ERROR and DK_WARNING.
21682 * c-decl.c (declspecs_add_type): Move call to
21683 invoke_plugin_callbacks ...
21684 * c-parser.c (c_parser_declspecs): ... here.
21685 * plugin.c (dump_active_plugins): Tidy output.
21687 2009-04-14 Diego Novillo <dnovillo@google.com>
21688 Le-Chun Wu <lcwu@google.com>
21690 * configure.ac: Add --enable-plugin support.
21691 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21692 * Makefile.in (PLUGIN_H): Define.
21693 Export ENABLE_PLUGIN and GMPINC to site.exp.
21694 Add PLUGINLIBS to link command.
21695 Add/modify dependencies for plugin.o and files including plugin.h.
21697 * config.in: Regenerate.
21699 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21702 2009-04-14 Le-Chun Wu <lcwu@google.com>
21704 * tree-pass.h (register_one_dump_file): Add a prototype for
21705 register_one_dump_file.
21706 * toplev.c (compile_file): Call initialize_plugins.
21707 (do_compile): Call invoke_plugin_callbacks.
21708 (toplev_main): Call invoke_plugin_callbacks.
21709 * common.opt: Add -fplugin= and -fplugin-arg-.
21710 * gcc-plugin.h: New public header file for plugins to include.
21711 * plugin.c: New source file.
21712 * plugin.h: New internal header file.
21713 * passes.c (register_one_dump_file): Make it external.
21715 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21717 2009-04-14 Diego Novillo <dnovillo@google.com>
21719 * doc/plugins.texi: New.
21720 * doc/gccint.texi: Add reference to Plugins chapter.
21721 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21722 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21723 loaded plugins, if any.
21724 * timevar.def (TV_PLUGIN_INIT): Define.
21725 (TV_PLUGIN_RUN): Define.
21726 * plugin.c: Include timevar.h
21727 (plugins_active_p): New.
21728 (dump_active_plugins): New.
21729 (debug_active_plugins): New.
21731 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21733 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21735 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21737 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21739 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21740 the same as a minus without a shift.
21742 2009-04-14 Nick Clifton <nickc@redhat.com>
21744 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21745 comparisons with small integers will always produce a short
21748 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21751 2008-12-19 Diego Novillo <dnovillo@google.com>
21753 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21755 2009-04-14 Richard Guenther <rguenther@suse.de>
21757 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21759 (verify_gimple_assign_binary): Likewise. Handle shifts and
21761 (verify_gimple_phi): Print the mismatched argument position.
21762 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21764 (vect_update_init_of_dr): Likewise.
21765 * matrix-reorg.c (transform_access_sites): Do what the
21767 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21769 2009-04-13 Michael Eager <eager@eagercon.com>
21771 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21772 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21773 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21774 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21775 remove duplicate config
21777 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21779 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21780 file_name:line_number type locator of the call site.
21782 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21784 * genautomata.c: Put blank after comma.
21785 (automaton_decls): New.
21786 (struct unit_usage): Add comments to member next.
21787 (store_alt_unit_usage): Keep the list ordered.
21788 (unit_present_on_list_p, equal_alternatives_p): New.
21789 (check_regexp_units_distribution): Check units distribution
21790 correctness correctly.
21791 (main): Don't write automata if error is found. Return correct
21794 * config/m68k/cf.md (cfv4_ds): Remove.
21795 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21796 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21798 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21799 power4-load-ext, power4-store, power4-store-update,
21800 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21801 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21802 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21803 power4-sqrt, power4-isync): Modify reservation to make correct
21804 unit distribution to automata.
21806 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21807 power5-store-update, power5-two, power5-three, power5-lmul,
21808 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21810 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21812 * except.c (pass_set_nothrow_function_flags): Set name and add
21814 (set_nothrow_function_flags): Mention in the dump file when
21815 changing a function to nothrow.
21817 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21820 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21821 instead of unsigned long.
21823 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21825 * config/arm/arm.c (return_used_this_function): Remove.
21826 (arm_output_function_prologue): Remove use of
21827 return_used_this_function.
21828 (output_return_instruction): Replace use of
21829 return_used_this_function
21830 by cfun->machine->return_used_this_function.
21831 (arm_output_epilogue): Likewise.
21832 (arm_output_function_epilogue): Likewise.
21833 (thumb_unexpanded_epilogue): Likewise.
21834 * config/arm/arm.h (struct machine_function):
21835 New member return_used_this_function.
21837 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21839 * doc/install.texi: Correct description of default directory for
21840 --with-gxx-include-dir.
21842 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21844 * fold-const.c (build_range_check): Properly deal with enumeral and
21845 boolean base types.
21847 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21849 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21850 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21851 * params.h (MAX_GCSE_PASSES): Remove.
21852 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21853 in sequence. Remove ability to run multiple passes.
21854 (bypass_jumps): Report run as third CPROP pass.
21856 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21858 PR middle-end/39651
21859 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21860 when deciding whether the whole SEQUENCE can throw.
21862 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21865 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21866 offseted label references.
21868 2009-04-11 Jan Hubicka <jh@suse.cz>
21870 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21872 2009-04-11 Richard Guenther <rguenther@suse.de>
21874 PR middle-end/39732
21875 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21876 return variables as TREE_ADDRESSABLE.
21878 2009-04-11 Richard Guenther <rguenther@suse.de>
21880 PR tree-optimization/39713
21881 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21882 reference trees have SSA_NAME operands.
21884 2009-04-11 Richard Guenther <rguenther@suse.de>
21887 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21888 address expressions.
21890 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21892 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21893 match changes in Cygwin 1.7
21894 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21895 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21897 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21899 PR tree-optimization/39701
21900 * doc/invoke.texi (Optimization Options): Document change in
21901 meaning and initialization of -fdelete-null-pointer-checks.
21903 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21905 PR middle-end/39701
21906 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21908 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21911 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21913 2009-04-10 Chao-ying Fu <fu@mips.com>
21915 * doc/tm.texi (Instruction Output): Document
21916 TARGET_ASM_FINAL_POSTSCAN_INSN.
21917 * target.h (final_postscan_insn): New field in asm_out.
21918 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21919 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21920 * final.c (final_scan_insn): Call
21921 targetm.asm_out.final_postscan_insn after outputting
21922 an asm macro and a normal instruction.
21924 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21925 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21926 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21927 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21928 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21930 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21932 PR middle-end/39701
21933 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21934 variables as non-NULL even with -fdelete-null-pointer-checks.
21936 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21938 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21940 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21943 * config/i386/i386.c (classify_argument): Handle SCmode with
21944 (bit_offset % 64) != 0.
21946 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21948 * doc/invoke.texi (Optimize Options): Add cross-reference to
21949 -Q --help=optimizers examples.
21951 2009-04-10 Ben Elliston <bje@au.ibm.com>
21954 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21955 regalign for the reg == fpr and TDmode case.
21957 2009-04-09 David Ayers <ayers@fsfe.org>
21960 * objc/objc-act.c (warn_with_method): Remove helper function.
21961 (check_duplicates): Call warning and inform directly.
21962 (really_start_method): Likewise.
21964 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21966 * expmed.c (expand_divmod): Always use a comparison for a division
21967 by a large unsigned integer.
21969 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21970 for things others than variables or functions as nonzero.
21972 2009-04-09 Nick Clifton <nickc@redhat.com>
21974 * unwind-compat.c: Change copyright header to refer to version
21975 3 of the GNU General Public License with version 3.1 of the
21976 GCC Runtime Library Exception and to point readers at the
21977 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21978 * config/alpha/crtfastmath.c: Likewise.
21979 * config/alpha/linux-unwind.h: Likewise.
21980 * config/alpha/qrnnd.asm: Likewise.
21981 * config/alpha/vms-crt0-64.c: Likewise.
21982 * config/alpha/vms-crt0.c: Likewise.
21983 * config/alpha/vms-dwarf2.asm: Likewise.
21984 * config/alpha/vms-dwarf2eh.asm: Likewise.
21985 * config/alpha/vms-psxcrt0-64.c: Likewise.
21986 * config/alpha/vms-psxcrt0.c: Likewise.
21987 * config/alpha/vms_tramp.asm: Likewise.
21988 * config/arc/initfini.c: Likewise.
21989 * config/arc/lib1funcs.asm: Likewise.
21990 * config/arm/bpabi-v6m.S: Likewise.
21991 * config/arm/bpabi.S: Likewise.
21992 * config/arm/bpabi.c: Likewise.
21993 * config/arm/crti.asm: Likewise.
21994 * config/arm/crtn.asm: Likewise.
21995 * config/arm/ieee754-df.S: Likewise.
21996 * config/arm/ieee754-sf.S: Likewise.
21997 * config/arm/lib1funcs.asm: Likewise.
21998 * config/arm/libunwind.S: Likewise.
21999 * config/arm/linux-atomic.c: Likewise.
22000 * config/arm/mmintrin.h: Likewise.
22001 * config/arm/pr-support.c: Likewise.
22002 * config/arm/unaligned-funcs.c: Likewise.
22003 * config/arm/unwind-arm.c: Likewise.
22004 * config/arm/unwind-arm.h: Likewise.
22005 * config/avr/libgcc.S: Likewise.
22006 * config/bfin/crti.s: Likewise.
22007 * config/bfin/crtlibid.s: Likewise.
22008 * config/bfin/crtn.s: Likewise.
22009 * config/bfin/lib1funcs.asm: Likewise.
22010 * config/bfin/linux-unwind.h: Likewise.
22011 * config/cris/arit.c: Likewise.
22012 * config/cris/cris_abi_symbol.c: Likewise.
22013 * config/darwin-64.c: Likewise.
22014 * config/darwin-crt2.c: Likewise.
22015 * config/darwin-crt3.c: Likewise.
22016 * config/darwin.h: Likewise.
22017 * config/dbxelf.h: Likewise.
22018 * config/dfp-bit.c: Likewise.
22019 * config/dfp-bit.h: Likewise.
22020 * config/elfos.h: Likewise.
22021 * config/fixed-bit.c: Likewise.
22022 * config/fixed-bit.h: Likewise.
22023 * config/fp-bit.c: Likewise.
22024 * config/fp-bit.h: Likewise.
22025 * config/fr30/crti.asm: Likewise.
22026 * config/fr30/crtn.asm: Likewise.
22027 * config/fr30/lib1funcs.asm: Likewise.
22028 * config/freebsd-spec.h: Likewise.
22029 * config/frv/cmovd.c: Likewise.
22030 * config/frv/cmovh.c: Likewise.
22031 * config/frv/cmovw.c: Likewise.
22032 * config/frv/frvbegin.c: Likewise.
22033 * config/frv/frvend.c: Likewise.
22034 * config/frv/lib1funcs.asm: Likewise.
22035 * config/glibc-stdint.h: Likewise.
22036 * config/h8300/clzhi2.c: Likewise.
22037 * config/h8300/crti.asm: Likewise.
22038 * config/h8300/crtn.asm: Likewise.
22039 * config/h8300/ctzhi2.c: Likewise.
22040 * config/h8300/fixunssfsi.c: Likewise.
22041 * config/h8300/lib1funcs.asm: Likewise.
22042 * config/h8300/parityhi2.c: Likewise.
22043 * config/h8300/popcounthi2.c: Likewise.
22044 * config/i386/ammintrin.h: Likewise.
22045 * config/i386/att.h: Likewise.
22046 * config/i386/avxintrin.h: Likewise.
22047 * config/i386/biarch64.h: Likewise.
22048 * config/i386/bmmintrin.h: Likewise.
22049 * config/i386/cpuid.h: Likewise.
22050 * config/i386/cross-stdarg.h: Likewise.
22051 * config/i386/crtfastmath.c: Likewise.
22052 * config/i386/crtprec.c: Likewise.
22053 * config/i386/cygming-crtbegin.c: Likewise.
22054 * config/i386/cygming-crtend.c: Likewise.
22055 * config/i386/cygwin.asm: Likewise.
22056 * config/i386/emmintrin.h: Likewise.
22057 * config/i386/gmm_malloc.h: Likewise.
22058 * config/i386/gthr-win32.c: Likewise.
22059 * config/i386/i386.h: Likewise.
22060 * config/i386/immintrin.h: Likewise.
22061 * config/i386/linux-unwind.h: Likewise.
22062 * config/i386/linux64.h: Likewise.
22063 * config/i386/mm3dnow.h: Likewise.
22064 * config/i386/mmintrin-common.h: Likewise.
22065 * config/i386/mmintrin.h: Likewise.
22066 * config/i386/nmmintrin.h: Likewise.
22067 * config/i386/pmm_malloc.h: Likewise.
22068 * config/i386/pmmintrin.h: Likewise.
22069 * config/i386/smmintrin.h: Likewise.
22070 * config/i386/sol2-c1.asm: Likewise.
22071 * config/i386/sol2-ci.asm: Likewise.
22072 * config/i386/sol2-cn.asm: Likewise.
22073 * config/i386/sol2-gc1.asm: Likewise.
22074 * config/i386/tmmintrin.h: Likewise.
22075 * config/i386/unix.h: Likewise.
22076 * config/i386/w32-unwind.h: Likewise.
22077 * config/i386/wmmintrin.h: Likewise.
22078 * config/i386/x86-64.h: Likewise.
22079 * config/i386/x86intrin.h: Likewise.
22080 * config/i386/xmmintrin.h: Likewise.
22081 * config/ia64/crtbegin.asm: Likewise.
22082 * config/ia64/crtend.asm: Likewise.
22083 * config/ia64/crtfastmath.c: Likewise.
22084 * config/ia64/crti.asm: Likewise.
22085 * config/ia64/crtn.asm: Likewise.
22086 * config/ia64/fde-glibc.c: Likewise.
22087 * config/ia64/lib1funcs.asm: Likewise.
22088 * config/ia64/linux-unwind.h: Likewise.
22089 * config/ia64/quadlib.c: Likewise.
22090 * config/ia64/unwind-ia64.c: Likewise.
22091 * config/linux.h: Likewise.
22092 * config/m32c/m32c-lib1.S: Likewise.
22093 * config/m32c/m32c-lib2-trapv.c: Likewise.
22094 * config/m32c/m32c-lib2.c: Likewise.
22095 * config/m32r/initfini.c: Likewise.
22096 * config/m68hc11/larith.asm: Likewise.
22097 * config/m68hc11/m68hc11-crt0.S: Likewise.
22098 * config/m68k/cf.md: Likewise.
22099 * config/m68k/crti.s: Likewise.
22100 * config/m68k/crtn.s: Likewise.
22101 * config/m68k/lb1sf68.asm: Likewise.
22102 * config/m68k/linux-unwind.h: Likewise.
22103 * config/mcore/crti.asm: Likewise.
22104 * config/mcore/crtn.asm: Likewise.
22105 * config/mcore/lib1.asm: Likewise.
22106 * config/mips/linux-unwind.h: Likewise.
22107 * config/mips/loongson.h: Likewise.
22108 * config/mips/mips16.S: Likewise.
22109 * config/mmix/crti.asm: Likewise.
22110 * config/mmix/crtn.asm: Likewise.
22111 * config/pa/fptr.c: Likewise.
22112 * config/pa/hpux-unwind.h: Likewise.
22113 * config/pa/lib2funcs.asm: Likewise.
22114 * config/pa/linux-atomic.c: Likewise.
22115 * config/pa/linux-unwind.h: Likewise.
22116 * config/pa/milli64.S: Likewise.
22117 * config/pa/quadlib.c: Likewise.
22118 * config/pa/stublib.c: Likewise.
22119 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22120 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22121 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22122 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22123 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22124 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22125 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22126 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22127 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22128 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22129 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22130 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22131 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22132 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22133 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22134 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22135 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22136 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22137 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22138 * config/rs6000/750cl.h: Likewise.
22139 * config/rs6000/altivec.h: Likewise.
22140 * config/rs6000/biarch64.h: Likewise.
22141 * config/rs6000/crtresfpr.asm: Likewise.
22142 * config/rs6000/crtresgpr.asm: Likewise.
22143 * config/rs6000/crtresxfpr.asm: Likewise.
22144 * config/rs6000/crtresxgpr.asm: Likewise.
22145 * config/rs6000/crtsavfpr.asm: Likewise.
22146 * config/rs6000/crtsavgpr.asm: Likewise.
22147 * config/rs6000/darwin-asm.h: Likewise.
22148 * config/rs6000/darwin-fallback.c: Likewise.
22149 * config/rs6000/darwin-fpsave.asm: Likewise.
22150 * config/rs6000/darwin-ldouble.c: Likewise.
22151 * config/rs6000/darwin-tramp.asm: Likewise.
22152 * config/rs6000/darwin-unwind.h: Likewise.
22153 * config/rs6000/darwin-vecsave.asm: Likewise.
22154 * config/rs6000/darwin-world.asm: Likewise.
22155 * config/rs6000/e500crtres32gpr.asm: Likewise.
22156 * config/rs6000/e500crtres64gpr.asm: Likewise.
22157 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22158 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22159 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22160 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22161 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22162 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22163 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22164 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22165 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22166 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22167 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22168 * config/rs6000/eabi-ci.asm: Likewise.
22169 * config/rs6000/eabi-cn.asm: Likewise.
22170 * config/rs6000/eabi.asm: Likewise.
22171 * config/rs6000/linux-unwind.h: Likewise.
22172 * config/rs6000/linux64.h: Likewise.
22173 * config/rs6000/paired.h: Likewise.
22174 * config/rs6000/paired.md: Likewise.
22175 * config/rs6000/ppc64-fp.c: Likewise.
22176 * config/rs6000/ppu_intrinsics.h: Likewise.
22177 * config/rs6000/rs6000.h: Likewise.
22178 * config/rs6000/si2vmx.h: Likewise.
22179 * config/rs6000/sol-ci.asm: Likewise.
22180 * config/rs6000/sol-cn.asm: Likewise.
22181 * config/rs6000/spe.h: Likewise.
22182 * config/rs6000/spu2vmx.h: Likewise.
22183 * config/rs6000/sysv4.h: Likewise.
22184 * config/rs6000/tramp.asm: Likewise.
22185 * config/rs6000/vec_types.h: Likewise.
22186 * config/s390/linux-unwind.h: Likewise.
22187 * config/s390/tpf-unwind.h: Likewise.
22188 * config/score/crti.asm: Likewise.
22189 * config/score/crtn.asm: Likewise.
22190 * config/sh/crt1.asm: Likewise.
22191 * config/sh/crti.asm: Likewise.
22192 * config/sh/crtn.asm: Likewise.
22193 * config/sh/divtab-sh4-300.c: Likewise.
22194 * config/sh/divtab-sh4.c: Likewise.
22195 * config/sh/divtab.c: Likewise.
22196 * config/sh/lib1funcs-4-300.asm: Likewise.
22197 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22198 * config/sh/lib1funcs.asm: Likewise.
22199 * config/sh/lib1funcs.h: Likewise.
22200 * config/sh/linux-atomic.asm: Likewise.
22201 * config/sh/linux-unwind.h: Likewise.
22202 * config/sh/shmedia.h: Likewise.
22203 * config/sh/sshmedia.h: Likewise.
22204 * config/sh/ushmedia.h: Likewise.
22205 * config/sparc/crtfastmath.c: Likewise.
22206 * config/sparc/linux-unwind.h: Likewise.
22207 * config/sparc/sol2-c1.asm: Likewise.
22208 * config/sparc/sol2-ci.asm: Likewise.
22209 * config/sparc/sol2-cn.asm: Likewise.
22210 * config/spu/divmodti4.c: Likewise.
22211 * config/spu/divv2df3.c: Likewise.
22212 * config/spu/float_disf.c: Likewise.
22213 * config/spu/float_unsdidf.c: Likewise.
22214 * config/spu/float_unsdisf.c: Likewise.
22215 * config/spu/float_unssidf.c: Likewise.
22216 * config/spu/mfc_multi_tag_release.c: Likewise.
22217 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22218 * config/spu/mfc_tag_release.c: Likewise.
22219 * config/spu/mfc_tag_reserve.c: Likewise.
22220 * config/spu/mfc_tag_table.c: Likewise.
22221 * config/spu/multi3.c: Likewise.
22222 * config/spu/spu_internals.h: Likewise.
22223 * config/spu/spu_intrinsics.h: Likewise.
22224 * config/spu/spu_mfcio.h: Likewise.
22225 * config/spu/vec_types.h: Likewise.
22226 * config/spu/vmx2spu.h: Likewise.
22227 * config/stormy16/stormy16-lib2.c: Likewise.
22228 * config/svr4.h: Likewise.
22229 * config/sync.c: Likewise.
22230 * config/v850/lib1funcs.asm: Likewise.
22231 * config/vxlib-tls.c: Likewise.
22232 * config/vxlib.c: Likewise.
22233 * config/vxworks-dummy.h: Likewise.
22234 * config/xtensa/crti.asm: Likewise.
22235 * config/xtensa/crtn.asm: Likewise.
22236 * config/xtensa/ieee754-df.S: Likewise.
22237 * config/xtensa/ieee754-sf.S: Likewise.
22238 * config/xtensa/lib1funcs.asm: Likewise.
22239 * config/xtensa/lib2funcs.S: Likewise.
22240 * config/xtensa/linux-unwind.h: Likewise.
22241 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22242 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22243 * coretypes.h: Likewise.
22244 * crtstuff.c: Likewise.
22245 * defaults.h: Likewise.
22246 * dwarf2.h: Likewise.
22247 * emutls.c: Likewise.
22248 * gbl-ctors.h: Likewise.
22249 * gcov-io.h: Likewise.
22250 * ginclude/float.h: Likewise.
22251 * ginclude/iso646.h: Likewise.
22252 * ginclude/stdarg.h: Likewise.
22253 * ginclude/stdbool.h: Likewise.
22254 * ginclude/stddef.h: Likewise.
22255 * ginclude/stdfix.h: Likewise.
22256 * ginclude/stdint-gcc.h: Likewise.
22257 * ginclude/tgmath.h: Likewise.
22258 * gthr-aix.h: Likewise.
22259 * gthr-dce.h: Likewise.
22260 * gthr-gnat.c: Likewise.
22261 * gthr-gnat.h: Likewise.
22262 * gthr-lynx.h: Likewise.
22263 * gthr-mipssde.h: Likewise.
22264 * gthr-nks.h: Likewise.
22265 * gthr-posix.c: Likewise.
22266 * gthr-posix.h: Likewise.
22267 * gthr-posix95.h: Likewise.
22268 * gthr-rtems.h: Likewise.
22269 * gthr-single.h: Likewise.
22270 * gthr-solaris.h: Likewise.
22271 * gthr-tpf.h: Likewise.
22272 * gthr-vxworks.h: Likewise.
22273 * gthr-win32.h: Likewise.
22274 * gthr.h: Likewise.
22275 * libgcc2.c: Likewise.
22276 * libgcc2.h: Likewise.
22277 * libgcov.c: Likewise.
22278 * tsystem.h: Likewise.
22279 * typeclass.h: Likewise.
22280 * unwind-c.c: Likewise.
22281 * unwind-compat.h: Likewise.
22282 * unwind-dw2-fde-compat.c: Likewise.
22283 * unwind-dw2-fde-darwin.c: Likewise.
22284 * unwind-dw2-fde-glibc.c: Likewise.
22285 * unwind-dw2-fde.c: Likewise.
22286 * unwind-dw2-fde.h: Likewise.
22287 * unwind-dw2.c: Likewise.
22288 * unwind-dw2.h: Likewise.
22289 * unwind-generic.h: Likewise.
22290 * unwind-pe.h: Likewise.
22291 * unwind-sjlj.c: Likewise.
22292 * unwind.inc: Likewise.
22293 * config/arm/neon-gen.ml: Change generated copyright header to
22294 refer to version 3 of the GNU General Public License with
22295 version 3.1 of the GCC Runtime Library Exception and to point
22296 readers at the COPYING3 and COPYING3.RUNTIME files and the
22297 FSF's license web page.
22298 * config/arm/arm_neon.h: Regenerate.
22300 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22302 * config/cris/cris.md: Change copyright header to refer to version
22303 3 of the GNU General Public License.
22304 * doc/install.texi2html: Change copyright header to refer to version
22305 3 of the GNU General Public License and to point readers at the
22306 COPYING3 file and the FSF's license web page.
22307 * config/vax/linux.h: Likewise.
22309 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22311 * config/i386/i386.md (cmpcc): New.
22312 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22313 (sync_compare_and_swap_cc*): Delete.
22315 * config/s390/s390.c (s390_compare_emitted): Remove.
22316 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22317 s390_compare_emitted used to be handled. Assert that modes match.
22318 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22319 refer to sync_compare_and_swap_ccsi.
22320 * config/s390/s390.h (s390_compare_emitted): Remove.
22321 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22322 instead of s390_compare_emitted.
22323 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22324 instead of s390_compare_emitted.
22325 * config/s390/s390.md (cmpcc): New.
22326 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22327 CC_REGNUM, do not pretend it's set.
22328 (sync_compare_and_swap_cc*): Delete.
22329 * config/s390/predicates.md (cc_reg_operand): New.
22331 * expr.c (sync_compare_and_swap_cc): Delete.
22332 * optabs.h (sync_compare_and_swap_cc): Delete.
22333 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22334 is being used with can_compare_p.
22335 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22336 (find_cc_set): New.
22337 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22338 look for a MODE_CC set instead. Use emit_store_flag.
22339 (expand_compare_and_swap_loop): Likewise, with some additional
22340 complication to avoid a force_reg when useless. Use
22341 emit_cmp_and_jump_insns.
22342 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22343 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22344 sync_compare_and_swap documentation.
22346 2009-04-09 Jan Hubicka <jh@suse.cz>
22348 * except.c (find_prev_try): Break out from ....
22349 (duplicate_eh_regions): ... here; properly update prev_try pointers
22350 when duplication part of tree.
22351 (dump_eh_tree): Improve dumping.
22352 (verify_eh_region): New.
22353 (verify_eh_tree): Use it.
22355 2009-04-06 Richard Guenther <rguenther@suse.de>
22357 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22358 &ARRAY addresses by adjusting their types and prepending
22360 * tree-cfg.c (verify_gimple_assign_single): Verify that
22361 addresses are correct.
22363 2009-04-09 Richard Guenther <rguenther@suse.de>
22365 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22366 indices into an array reference if possible.
22367 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22368 Fold POINTER_PLUS_EXPR statements with invariant address.
22370 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22373 * config.gcc (powerpc64-*-linux*): Always build biarch.
22375 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22378 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22379 it and pedwarn if this results in an INTEGER_CST.
22381 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22383 * doc/install.texi: Update minimum GMP version. Remove obsolete
22384 text in MPFR section.
22386 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22388 * dwarf2out.c (class_scope_p): New static inline.
22389 (class_or_namespace_scope_p): Use it.
22390 (gen_variable_die): Use DW_TAG_member tag for static data member
22391 declarations instead of DW_TAG_variable.
22393 PR middle-end/39573
22394 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22397 2009-04-08 Richard Guenther <rguenther@suse.de>
22399 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22400 valueize random data.
22402 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22404 * config.gcc (aix tm_file): Add aix-stdint.h.
22405 (aix tm clause use_gcc_stdint): Set to wrap.
22406 * config/rs6000/aix-stdint.h: New file.
22408 2009-04-08 Richard Guenther <rguenther@suse.de>
22410 PR middle-end/36291
22411 * tree-dfa.c (add_referenced_var): Do not recurse into
22412 global initializers.
22413 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22415 (fold_const_aggregate_ref): Likewise.
22417 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22419 * recog.c (ordered_comparison_operator): New.
22420 * gensupport.c (std_preds): Add it.
22421 * doc/md.texi (Machine-Independent Predicates): Document it.
22423 2009-04-08 Jan Hubicka <jh@suse.cz>
22425 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22426 * function.h (rtl_eh): Remove exception_handler_label_map.
22427 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22428 remove_exception_handler_label, for_each_eh_label_1): Remove.
22429 (rtl_remove_unreachable_regions): Remove.
22430 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22431 (find_exception_handler_labels): Don't build the hashtable.
22432 (maybe_remove_eh_handler): Remove.
22433 (for_each_eh_label): Rewrite to walk the tree.
22434 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22435 * except.h (maybe_remove_eh_handler): Remove.
22436 * passes.c (init_optimization_passes): Schedule second EH cleanup
22438 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22439 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22441 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22443 * genoutput.c (validate_optab_operands): New.
22444 (gen_insn, gen_expand): Call it.
22446 * genflags.c (gen_insn): Detect misused iterators.
22447 (main): Pass line_no to gen_insn, exit with status 1 on error.
22449 * genextract.c (line_no): Make global.
22450 (VEC_safe_set_locstr): Change assertion to error message.
22451 (main): Exit with status 1 on error.
22453 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22457 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22458 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22459 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22460 * c-convert.c (convert): Do not call fold on results of conversion
22461 functions when the result is a C_MAYBE_CONST_EXPR.
22462 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22463 of __builtin_choose_expr.
22464 * c-typeck.c (remove_c_maybe_const_expr): New.
22465 (build_unary_op, build_conditional_expr, build_compound_expr,
22466 build_binary_op, c_objc_common_truthvalue_conversion): Call
22467 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22470 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22472 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22473 CODE to produce a new one. Add a prototype to use fold_convert_const
22475 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22478 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22479 mix declarations and code.
22481 2009-04-08 Ben Elliston <bje@au.ibm.com>
22483 * gcc.c: Replace `CC' with `GCC' throughout.
22485 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22487 * doc/invoke.texi: Document Atom support.
22489 2009-04-07 Jason Merrill <jason@redhat.com>
22492 * c-common.h, c-common.c: Add flag_pretty_templates.
22493 * c-opts.c (c_common_handle_option): Set it.
22494 * c.opt: Add -fno-pretty-templates.
22495 * doc/invoke.texi (C++ Dialect Options): Likewise.
22497 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22499 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22500 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22501 (ia64_expand_builtin): Likewise.
22503 2009-04-07 Martin Jambor <mjambor@suse.cz>
22505 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22506 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22507 ADDR_EXPRS are include too.
22509 2009-04-07 Richard Guenther <rguenther@suse.de>
22511 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22512 decls are only used if passes as parameters or if they are
22513 local statics and the call is not to a builtin.
22514 (call_may_clobber_ref_p_1): Likewise.
22516 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22518 * expr.c (do_store_flag): Remove last argument. Simplify code
22519 to avoid duplication of tests already done by can_compare_p.
22520 (expand_expr_real_1): Adjust caller.
22522 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22524 * optabs.c (can_compare_p): Test the predicate of a
22525 cbranch and cstore pattern.
22527 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22529 * expr.c (convert_move): Use emit_store_flag instead of
22532 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22534 * config/i386/i386.c (ix86_compare_emitted): Remove.
22535 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22536 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22537 * config/i386/i386.h (ix86_compare_emitted): Remove.
22538 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22539 instead of ix86_compare_emitted.
22540 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22542 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22544 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22545 Add t-sysroot-suffix to tmake_file.
22546 * config/print-sysroot-suffix.sh: New file.
22547 * config/t-sysroot-suffix: New file.
22549 2009-04-07 Ben Elliston <bje@au.ibm.com>
22551 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22552 as the latter produces a warning when the target does not support
22555 2009-04-07 Ben Elliston <bje@au.ibm.com>
22557 * dfp.c: Replace type punning assignments with memcpy throughout.
22558 * Makefile.in (dfp.o-warn): Remove.
22560 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22563 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22564 Include soft-fp/t-softfp after rs6000/t-linux64.
22566 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22568 * stor-layout.c (set_sizetype): Use the full precision of their
22569 machine mode for bitsize types.
22571 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22573 * config/i386/i386.md: Revert 2 accidental checkins.
22575 2009-04-06 Joey Ye <joey.ye@intel.com>
22576 Xuepeng Guo <xuepeng.guo@intel.com>
22577 H.J. Lu <hongjiu.lu@intel.com>
22579 Atom pipeline model, tuning and insn selection.
22580 * config.gcc (atom): Add atom config options and target.
22582 * config/i386/atom.md: New.
22584 * config/i386/i386.c (atom_cost): New cost.
22585 (m_ATOM): New macro flag.
22586 (initial_ix86_tune_features): Set m_ATOM.
22587 (x86_accumulate_outgoing_args): Likewise.
22588 (x86_arch_always_fancy_math_387): Likewise.
22589 (processor_target): Add Atom cost.
22590 (cpu_names): Add Atom cpu name.
22591 (override_options): Set Atom ISA.
22592 (ix86_issue_rate): New case PROCESSOR_ATOM.
22593 (ix86_adjust_cost): Likewise.
22595 * config/i386/i386.h (TARGET_ATOM): New target macro.
22596 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22597 (TARGET_OPT_AGU): New target option.
22598 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22599 (processor_type): Add PROCESSOR_ATOM.
22601 * config/i386/i386.md (cpu): Add new value "atom".
22602 (use_carry, movu): New attr.
22603 (atom.md): Include atom.md.
22604 (adddi3_carry_rex64): Set attr "use_carry".
22605 (addqi3_carry): Likewise.
22606 (addhi3_carry): Likewise.
22607 (addsi3_carry): Likewise.
22608 (*addsi3_carry_zext): Likewise.
22609 (subdi3_carry_rex64): Likewise.
22610 (subqi3_carry): Likewise.
22611 (subhi3_carry): Likewise.
22612 (subsi3_carry): Likewise.
22613 (x86_movdicc_0_m1_rex64): Likewise.
22614 (*x86_movdicc_0_m1_se): Likewise.
22615 (x86_movsicc_0_m1): Likewise.
22616 (*x86_movsicc_0_m1_se): Likewise.
22617 (*adddi_1_rex64): Emit add insn as much as possible.
22618 (*addsi_1): Likewise.
22619 (return_internal): Set atom_unit.
22620 (return_internal_long): Likewise.
22621 (return_pop_internal): Likewise.
22622 (*rcpsf2_sse): Set atom_sse_attr attr.
22623 (*qrt<mode>2_sse): Likewise.
22624 (*prefetch_sse): Likewise.
22626 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22628 (ix86_target_macros_internal): Likewise.
22630 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22631 (*prefetch_sse_rex): Likewise.
22632 (sse_rcpv4sf2): Likewise.
22633 (sse_vmrcpv4sf2): Likewise.
22634 (sse_sqrtv4sf2): Likewise.
22635 (<sse>_vmsqrt<mode>2): Likewise.
22636 (sse_ldmxcsr): Likewise.
22637 (sse_stmxcsr): Likewise.
22638 (*sse_sfence): Likewise.
22639 (sse2_clflush): Likewise.
22640 (*sse2_mfence): Likewise.
22641 (*sse2_lfence): Likewise.
22642 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22643 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22644 (avx_movdqu<avxmodesuffix>): Likewise.
22645 (avx_lddqu<avxmodesuffix>): Likewise.
22646 (sse2_movntv2di): Change attr "type" to "ssemov".
22647 (sse2_movntsi): Likewise.
22648 (rsqrtv8sf2): Change attr "type" to "sseadd".
22649 (sse3_addsubv2df3): Set attr "atom_unit".
22650 (sse3_h<plusminus_insn>v4sf3): Likewise.
22651 (*sse2_pmaddwd): Likewise.
22652 (*vec_extractv2di_1_rex64): Likewise.
22653 (*vec_extractv2di_1_avx): Likewise.
22654 (sse2_psadbw): Likewise.
22655 (ssse3_phaddwv8hi3): Likewise.
22656 (ssse3_phaddwv4hi3): Likewise.
22657 (ssse3_phadddv4si3): Likewise.
22658 (ssse3_phadddv2si3): Likewise.
22659 (ssse3_phaddswv8hi3): Likewise.
22660 (ssse3_phaddswv4hi3): Likewise.
22661 (ssse3_phsubwv8hi3): Likewise.
22662 (ssse3_phsubwv4hi3): Likewise.
22663 (ssse3_phsubdv4si3): Likewise.
22664 (ssse3_phsubdv2si3): Likewise.
22665 (ssse3_phsubswv8hi3): Likewise.
22666 (ssse3_phsubswv4hi3): Likewise.
22667 (ssse3_pmaddubsw128): Likewise.
22668 (sse3_pmaddubsw: Likewise.
22669 (ssse3_palignrti): Likewise.
22670 (ssse3_palignrdi): Likewise.
22672 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22674 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22676 2009-04-06 Richard Guenther <rguenther@suse.de>
22678 PR tree-optimization/28868
22679 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22680 of which PHI results we inserted.
22681 (insert_into_preds_of_block): Record inserted PHIs.
22682 (eliminate): Eliminate redundant PHI nodes.
22683 (init_pre): Init inserted_phi_names.
22685 2009-04-06 Richard Guenther <rguenther@suse.de>
22687 PR tree-optimization/39643
22688 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22689 IMAGPART_EXPRs of complex constants.
22690 (execute_fold_all_builtins): If we folded a call queue
22691 TODO_update_address_taken.
22693 2009-04-06 Jan Hubicka <jh@suse.cz>
22695 PR middle-end/39659
22696 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22699 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22701 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22703 (ic_invalidate_array): Likewise.
22705 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22707 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22708 alignment for library calls.
22710 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22712 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22713 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22714 * config/i386/mingw-stdint.h: New file.
22716 2009-04-05 Richard Guenther <rguenther@suse.de>
22718 PR tree-optimization/39648
22719 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22720 our &A vs. &A[0] IL deficiencies.
22722 2009-04-04 Jan Hubicka <jh@suse.cz>
22724 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22725 removed toplevel regions.
22726 (sjlj_mark_call_sites): Likewise.
22728 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22730 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22731 (cygwin tm clause use_gcc_stdint): Set to wrap.
22732 * config/i386/cygwin-stdint.h: New file.
22734 2009-04-04 Richard Guenther <rguenther@suse.de>
22736 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22737 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22738 single-argument PHIs if we are in loop-closed SSA form.
22739 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22740 for the pre-condition.
22741 (slpeel_tree_peel_loop_to_edge): Likewise.
22742 (vect_build_loop_niters): Take an optional sequence to append stmts.
22743 (vect_generate_tmps_on_preheader): Likewise.
22744 (vect_do_peeling_for_loop_bound): Take extra guards for the
22746 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22747 the cost model check.
22748 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22749 guards if we are going to peel. Do not apply versioning in that case.
22750 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22751 (vect_do_peeling_for_loop_bound): Likewise.
22752 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22753 loop bound only record extra pre-conditions, do not apply loop
22756 2009-04-04 Richard Guenther <rguenther@suse.de>
22758 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22761 2009-04-04 Jan Hubicka <jh@suse.cz>
22763 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22764 last_basic_block for size of bb->index indexed array.
22765 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22766 compute_out, link_btr_uses, build_btr_def_use_webs,
22767 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22769 2009-04-04 Jan Hubicka <jh@suse.cz>
22771 * except.c (remove_eh_handler_and_replace): Break out from ...
22772 (remove_eh_handler): ... here.
22773 (bring_to_root): New function.
22774 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22775 handled ones, bring others to root of tree.
22777 2009-04-04 Jan Hubicka <jh@suse.cz>
22779 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22780 (all_phis_safe_to_merge): New function.
22781 (update_info): New structure.
22782 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22783 (cleanup_empty_eh): Update SSA if possible.
22785 2009-04-04 Richard Guenther <rguenther@suse.de>
22787 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22788 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22789 (append_vuse): Likewise.
22791 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22793 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22794 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22795 instead of REG_UNSAVED for DW_CFA_undefined.
22796 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22797 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22800 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22803 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22805 2009-04-04 Richard Guenther <rguenther@suse.de>
22807 PR tree-optimization/8781
22808 PR tree-optimization/37892
22809 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22810 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22811 (valueize_refs): Call it for *& valueizations.
22812 (shared_reference_ops_from_ref): Rename to ...
22813 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22814 (shared_reference_ops_from_call): Rename to ...
22815 (valueize_shared_reference_ops_from_call): ... this and valueize.
22816 (vn_reference_lookup): Update.
22817 (visit_reference_op_call): Likewise.
22818 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22819 (eliminate): Value-replace the call address in call statements.
22821 2009-04-04 Richard Guenther <rguenther@suse.de>
22823 PR tree-optimization/39636
22824 * tree-ssa-forwprop.c
22825 (forward_propagate_addr_into_variable_array_index): Check for
22826 GIMPLE_ASSIGN before accessing the rhs code.
22828 2009-04-03 Jason Merrill <jason@redhat.com>
22830 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22832 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22834 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22835 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22836 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22837 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22838 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22839 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22840 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22841 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22842 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22843 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22844 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22845 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22846 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22847 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22848 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22849 Use fr_reg_or_fp01_operand instead of fr_register_operand
22851 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22852 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22853 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22855 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22857 PR rtl-optimization/39607
22858 PR rtl-optimization/39631
22862 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22863 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22864 instead of DF_LR_OUT.
22865 * ira-lives.c (process_bb_node_lives): Ditto.
22866 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22867 instead of DF_LR_{OUT,IN}.
22868 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22869 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22871 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22873 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22874 (execute_lower_omp): Always run but take the short way out if -fopenmp
22876 (gate_lower_omp): Remove, forcing the pass manager to always run the
22877 pass and always set PROP_gimple_lomp.
22878 (pass_lower_omp): Remove gate function.
22879 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22880 PROP_trees. Instead, require it.
22881 * ipa-cp.c (pass_ipa_cp): Likewise.
22882 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22883 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22884 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22885 and PROP_gimple_leh.
22887 2009-04-03 Richard Guenther <rguenther@suse.de>
22889 PR middle-end/13146
22890 PR tree-optimization/23940
22891 PR tree-optimization/33237
22892 PR middle-end/33974
22893 PR middle-end/34093
22894 PR tree-optimization/36201
22895 PR tree-optimization/36230
22896 PR tree-optimization/38049
22897 PR tree-optimization/38207
22898 PR tree-optimization/38230
22899 PR tree-optimization/38301
22900 PR tree-optimization/38585
22901 PR middle-end/38895
22902 PR tree-optimization/38985
22903 PR tree-optimization/39299
22904 * tree-ssa-structalias.h: Remove.
22905 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22906 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22907 (struct vuse_element_d): Remove.
22908 (struct vuse_vec_d): Likewise.
22909 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22910 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22911 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22912 VUSE_ELEMENT_VAR): Likewise.
22913 (struct voptype_d): Likewise.
22914 (NUM_VOP_FREE_BUCKETS): Likewise.
22915 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22916 (struct stmt_operands_d): Remove.
22917 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22918 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22919 VDEF_NUM, VDEF_VECT): Likewise.
22920 (copy_virtual_operands): Remove.
22921 (operand_build_cmp): Likewise.
22922 (create_ssa_artificial_load_stmt): Likewise.
22923 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22924 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22925 vuse_index and mayuse_index members. Pack and move done and iter_type
22926 members to the front.
22927 (SSA_OP_VMAYUSE): Remove.
22928 (SSA_OP_VIRTUAL_USES): Adjust.
22929 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22930 (unlink_stmt_vdef): Declare.
22931 (add_to_addressable_set): Remove.
22932 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22933 (vrp_visit_stmt): Likewise.
22934 * doc/tree-ssa.texi (Alias analysis): Update.
22935 * doc/invoke.texi (max-aliased-vops): Remove docs.
22936 (avg-aliased-vops): Likewise.
22937 * tree-into-ssa.c (syms_to_rename): Remove.
22938 (need_to_update_vops_p): Likewise.
22939 (need_to_initialize_update_ssa_p): Rename to ...
22940 (update_ssa_initialized_fn): ... this. Track function we are
22942 (symbol_marked_for_renaming): Simplify.
22943 (add_new_name_mapping): Do not set need_to_update_vops_p.
22944 (dump_currdefs): Use SYMS_TO_RENAME.
22945 (rewrite_update_stmt): Always walk all uses/defs.
22946 (dump_update_ssa): Adjust.
22947 (init_update_ssa): Take function argument. Track what we are
22949 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22950 (create_new_def_for): Initialize for cfun, assert we are initialized
22952 (mark_sym_for_renaming): Simplify.
22953 (mark_set_for_renaming): Do not initialize update-ssa.
22954 (need_ssa_update_p): Simplify. Take function argument.
22955 (name_mappings_registered_p): Assert we ask for the correct function.
22956 (name_registered_for_update_p): Likewise.
22957 (ssa_names_to_replace): Likewise.
22958 (release_ssa_name_after_update_ssa): Likewise.
22959 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22960 (dump_decl_set): Do not print a newline.
22961 (debug_decl_set): Do it here.
22962 (dump_update_ssa): And here.
22963 * tree-ssa-loop-im.c (move_computations): Adjust.
22964 (movement_possibility): Likewise.
22965 (determine_max_movement): Likewise.
22966 (gather_mem_refs_stmt): Likewise.
22967 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22968 or NAME_MEMORY_TAG.
22969 * tree-complex.c (update_all_vops): Remove.
22970 (expand_complex_move): Adjust.
22971 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22972 Simplify test for memory referencing statement. Exclude
22973 non-invariant ADDR_EXPRs.
22974 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22975 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22976 (rdg_flag_uses): Likewise.
22977 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22979 (tree_optimize_tail_calls_1): Also split the
22980 edge from the entry block if we have degenerate PHI nodes in
22981 the first basic block.
22982 * tree.c (init_ttree): Remove memory-tag related code.
22983 (tree_code_size): Likewise.
22984 (tree_node_structure): Likewise.
22985 (build7_stat): Re-write to be build6_stat.
22986 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22987 (SSA_VAR_P): Adjust.
22988 (struct tree_memory_tag): Remove.
22989 (struct tree_memory_partition_tag): Likewise.
22990 (union tree_node): Adjust.
22991 (build7): Re-write to be build6.
22992 * tree-pass.h (pass_reset_cc_flags): Remove.
22993 (TODO_update_address_taken): New flag.
22994 (pass_simple_dse): Remove.
22995 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22996 * params.h (MAX_ALIASED_VOPS): Remove.
22997 (AVG_ALIASED_VOPS): Likewise.
22998 * omp-low.c (expand_omp_taskreg): Update SSA form.
22999 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23000 aliases the lhs in a copy stmt.
23001 * tree-ssa-dse.c (struct address_walk_data): Remove.
23002 (memory_ssa_name_same): Likewise.
23003 (memory_address_same): Likewise.
23004 (get_kill_of_stmt_lhs): Likewise.
23005 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23006 unused stores. Look through PHI nodes into post-dominated regions.
23007 (dse_optimize_stmt): Simplify. Properly remove stores.
23008 (tree_ssa_dse): Compute dominators.
23009 (execute_simple_dse): Remove.
23010 (pass_simple_dse): Likewise.
23011 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23012 gimple_loaded_syms and gimple_stored_syms computation.
23013 * toplev.c (dump_memory_report): Dump alias and pta stats.
23014 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23015 (vn_reference_eq): Likewise.
23016 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23017 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23018 valueize_vuses): Remove.
23019 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23020 (get_def_ref_stmt_vuse): ... this.
23021 (vn_reference_lookup_2): New function.
23022 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23023 walking equivalent vuses. Simplify.
23024 (vn_reference_lookup): Likewise.
23025 (vn_reference_insert): Likewise.
23026 (vn_reference_insert_pieces): Likewise.
23027 (visit_reference_op_call): Simplify.
23028 (visit_reference_op_load): Likewise.
23029 (visit_reference_op_store): Likewise.
23030 (init_scc_vn): Remove shared_lookup_vuses initialization.
23031 (free_scc_vn): Remove shared_lookup_vuses freeing.
23032 (sort_vuses, sort_vuses_heap): Remove.
23033 (get_ref_from_reference_ops): Export.
23034 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23035 vector with single vuse pointer.
23036 (vn_reference_lookup_pieces, vn_reference_lookup,
23037 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23038 (shared_vuses_from_stmt): Remove.
23039 (get_ref_from_reference_ops): Declare.
23040 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23041 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23042 memory-tag related code.
23043 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23044 (likely_value): Add comment, skip static-chain of call statements.
23045 (surely_varying_stmt_p): Adjust.
23046 (gimplify_and_update_call_from_tree): Likewise.
23047 (execute_fold_all_builtins): Do not rebuild alias info.
23048 (gimplify_and_update_call_from_tree): Properly update VOPs.
23049 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23050 (copy_ref_info): Remove memory-tag related code.
23051 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23052 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23053 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23055 * tree-ssa-dom.c (gimple_p): Remove typedef.
23056 (eliminate_redundant_computations): Adjust.
23057 (record_equivalences_from_stmt): Likewise.
23058 (avail_expr_hash): Likewise.
23059 (avail_expr_eq): Likewise.
23060 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23061 (stmt_makes_single_load): Likewise.
23062 (stmt_makes_single_store): Likewise.
23063 * tree-ssa-alias.c: Rewrite completely.
23064 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23065 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23066 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23067 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23068 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23069 Remove public functions.
23070 (pass_reset_cc_flags): Remove.
23071 (pass_build_alias): Move ...
23072 * tree-ssa-structalias.c (pass_build_alias): ... here.
23073 * tree-ssa-alias.c (may_be_aliased): Move ...
23074 * tree-flow-inline.h (may_be_aliased): ... here.
23075 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23076 count_uses_and_derefs): Move ...
23077 * gimple.c: ... here.
23078 * gimple.h (count_uses_and_derefs): Declare.
23079 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23080 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23081 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23082 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23083 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23084 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23085 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23087 * tree-dfa.c (refs_may_alias_p): Move ...
23088 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23089 * tree-ssa-alias.h: New file.
23090 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23091 (statement_sink_location): Likewise.
23092 * opts.c (decode_options): Do not adjust max-aliased-vops or
23093 avg-aliased-vops values.
23094 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23095 (TV_CALL_CLOBBER): Likewise.
23096 (TV_FLOW_SENSITIVE): Likewise.
23097 (TV_FLOW_INSENSITIVE): Likewise.
23098 (TV_MEMORY_PARTITIONING): Likewise.
23099 (TV_ALIAS_STMT_WALK): New timevar.
23100 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23101 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23102 (get_address_description): Remove memory-tag related code.
23103 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23104 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23105 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23106 and immediate uses in statements. Document.
23107 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23108 (dump_symbols): Remove.
23109 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23110 * alias.c (get_deref_alias_set): New function split out from ...
23111 (get_alias_set): ... here.
23112 * alias.h (get_deref_alias_set): Declare.
23113 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23114 type parameter. Remove restrict pointer handling. Create a
23115 ref-all pointer in case type-based alias sets do not conflict.
23116 (vect_analyze_data_refs): Remove SMT related code.
23117 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23118 (vectorizable_load): Likewise.
23119 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23120 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23121 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23122 Ignore vops and SMTs.
23123 (dr_analyze_alias): Likewise..
23124 (free_data_ref): Likewise.
23125 (create_data_ref): Likewise.
23126 (analyze_all_data_dependences): Likewise.
23127 (get_references_in_stmt): Adjust.
23128 * tree-flow-inline.h (gimple_aliases_computed_p,
23129 gimple_addressable_vars, gimple_call_clobbered_vars,
23130 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23131 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23132 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23133 gimple_mem_ref_stats): Remove.
23134 (gimple_vop): New function.
23135 (op_iter_next_use): Remove vuses and mayuses cases.
23136 (op_iter_next_def): Remove vdefs case.
23137 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23138 (clear_and_done_ssa_iter): Do not set removed fields.
23139 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23140 Assert we are not iterating over vuses or vdefs if not also
23141 iterating over uses or defs.
23142 (op_iter_init_use): Likewise.
23143 (op_iter_init_def): Likewise.
23144 (op_iter_next_vdef): Remove.
23145 (op_iter_next_mustdef): Likewise.
23146 (op_iter_init_vdef): Likewise.
23147 (compare_ssa_operands_equal): Likewise.
23148 (link_use_stmts_after): Handle vuse operand.
23149 (is_call_used): Use is_call_clobbered.
23150 (is_call_clobbered): Global variables are always call clobbered,
23151 query the call-clobbers bitmap.
23152 (mark_call_clobbered): Ignore global variables.
23153 (clear_call_clobbered): Likewise.
23154 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23155 virtual operands sanity check.
23156 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23158 (TARGET_MEM_REF): Remove TMR_TAG operand.
23159 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23160 Remove call-clobber related code.
23161 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23162 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23163 partitions or escape reason.
23164 (get_single_def_stmt, get_single_def_stmt_from_phi,
23165 get_single_def_stmt_with_phi): Remove.
23166 (dump_referenced_vars): Tidy.
23167 (get_ref_base_and_extent): Allow bare decls.
23168 (collect_dfa_stats): Adjust.
23169 * graphite.c (rename_variables_in_stmt): Adjust.
23170 (graphite_copy_stmts_from_block): Likewise.
23171 (translate_clast): Likewise.
23172 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23174 (translate_vuse_through_block): Use the oracle.
23175 (phi_translate_1): Adjust.
23176 (value_dies_in_block_x): Use the oracle. Cache the outcome
23178 (valid_in_sets): Check if the VUSE for
23179 a REFERENCE is available.
23180 (eliminate): Do not remove stmts during elimination,
23181 instead queue and remove them afterwards.
23182 (do_pre): Do not rebuild alias info.
23183 (pass_pre): Run TODO_rebuild_alias before PRE.
23184 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23185 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23186 (mark_all_v_defs_stmt): Remove.
23187 (mark_all_v_defs_seq): Adjust.
23188 (sra_replace): Likewise.
23189 (scalarize_use): Likewise.
23190 (scalarize_copy): Likewise.
23191 (scalarize_init): Likewise.
23192 (scalarize_ldst): Likewise.
23193 (todoflags): Remove.
23194 (tree_sra): Do not rebuild alias info.
23195 (tree_sra_early): Adjust.
23196 (pass_sra): Run TODO_update_address_taken before SRA.
23197 * tree-predcom.c (set_alias_info): Remove.
23198 (prepare_initializers_chain): Do not call it.
23199 (mark_virtual_ops_for_renaming): Adjust.
23200 (mark_virtual_ops_for_renaming_list): Remove.
23201 (initialize_root_vars): Adjust.
23202 (initialize_root_vars_lm): Likewise.
23203 (prepare_initializers_chain): Likewise.
23204 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23205 (may_propagate_copy_into_stmt): Likewise.
23206 (merge_alias_info): Do nothing for now.
23207 (propagate_tree_value_into_stmt): Adjust.
23208 (stmt_may_generate_copy): Likewise.
23209 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23210 not mark symbols for renaming.
23211 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23212 with the same statement, make sure to update the new pointed-to one.
23213 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23214 call statements, do not mark symbols for renaming.
23215 (mark_operand_necessary): Dump something.
23216 (ref_may_be_aliased): New function.
23217 (mark_aliased_reaching_defs_necessary_1): New helper function.
23218 (mark_aliased_reaching_defs_necessary): Likewise.
23219 (mark_all_reaching_defs_necessary_1): Likewise.
23220 (mark_all_reaching_defs_necessary): Likewise.
23221 (propagate_necessity): Do not process virtual PHIs. For
23222 non-aliased loads mark all reaching definitions as necessary.
23223 For aliased loads and stores mark the immediate dominating
23224 aliased clobbers as necessary.
23225 (visited): New global static.
23226 (perform_tree_ssa_dce): Free visited bitmap after propagating
23228 (remove_dead_phis): Perform simple dead virtual PHI removal.
23229 (remove_dead_stmt): Properly unlink virtual operands when
23231 (eliminate_unnecessary_stmts): Schedule PHI removal after
23233 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23234 (process_replaceable): Likewise.
23235 (find_replaceable_in_bb): Likewise.
23236 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23237 based on the single gimple vop.
23238 (verify_flow_insensitive_alias_info): Remove.
23239 (verify_flow_sensitive_alias_info): Likewise.
23240 (verify_call_clobbering): Likewise.
23241 (verify_memory_partitions): Likewise.
23242 (verify_alias_info): Likewise.
23243 (verify_ssa): Adjust..
23244 (execute_update_addresses_taken): Export. Update SSA
23245 manually. Optimize only when optimizing. Use a local bitmap.
23246 (pass_update_address_taken): Remove TODO_update_ssa, add
23248 (pass_update_address_taken): Just use TODO_update_address_taken.
23249 (init_tree_ssa): Do not initialize addressable_vars.
23250 (verify_ssa): Verify new VUSE / VDEF properties.
23251 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23252 Do not call verify_alias_info.
23253 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23254 Do not free the loaded and stored syms bitmaps. Reset the escaped
23255 and callused solutions. Do not free addressable_vars.
23256 Remove memory-tag related code.
23257 (warn_uninitialized_var): Aliases are always available.
23258 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23259 * lambda-code.c (can_put_in_inner_loop): Adjust.
23260 (can_put_after_inner_loop): Likewise.
23261 (perfect_nestify): Likewise.
23262 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23263 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23264 (vectorizable_conversion): Do not mark symbols for renaming.
23265 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23266 (expand_call_inline): Unlink the calls virtual operands before
23268 (tree_function_versioning): Do not call update_ssa if we are not
23269 updating clones. Simplify.
23270 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23271 (propagate_with_phi): Likewise..
23272 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23273 clobber code. Assert we are not aliased or global.
23274 * tree-flow.h: Include tree-ssa-alias.h
23275 (enum escape_type): Remove.
23276 (struct mem_sym_stats_d): Likewise.
23277 (struct mem_ref_stats_d): Likewise.
23278 (struct gimple_df): Add vop member. Remove global_var,
23279 call_clobbered_vars, call_used_vars, addressable_vars,
23280 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23281 escaped and callused members.
23282 (struct ptr_info_def): Remove all members, add points-to solution
23284 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23285 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23286 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23287 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23288 (tree-ssa-alias.o): Likewise.
23289 (toplev.o): Add tree-ssa-alias.h
23290 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23291 * gimple.c (gimple_set_bb): Fix off-by-one error.
23292 (is_gimple_reg): Do not handle memory tags.
23293 (gimple_copy): Also copy virtual operands.
23294 Delay updating the statement. Do not reset loaded and stored syms.
23295 (gimple_set_stored_syms): Remove.
23296 (gimple_set_loaded_syms): Likewise.
23297 (gimple_call_copy_skip_args): Copy the virtual operands
23298 and mark the new statement modified.
23299 * tree-ssa-structalias.c (may_alias_p): Remove.
23300 (set_uids_in_ptset): Take the alias set to prune with as
23301 parameter. Fold in the alias test of may_alias_p.
23302 (compute_points_to_sets): Compute whether a ptr is dereferenced
23303 in a local sbitmap.
23304 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23305 other ADDRESSOF constraints on the lhs.
23306 (get_constraint_for_component_ref): Assert that we don't get
23307 ADDRESSOF constraints from the base of the reference.
23308 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23309 (struct variable_info): Remove collapsed_to member.
23310 (get_varinfo_fc): Remove.
23311 (new_var_info): Do not set collapsed_to.
23312 (dump_constraint): Do not follow cycles.
23313 (dump_constraint_graph): Likewise.
23314 (build_pred_graph): Likewise.
23315 (build_succ_graph): Likewise.
23316 (rewrite_constraints): Likewise.
23317 (do_simple_structure_copy): Remove.
23318 (do_rhs_deref_structure_copy): Remove.
23319 (do_lhs_deref_structure_copy): Remove.
23320 (collapse_rest_of_var): Remove.
23321 (do_structure_copy): Re-implement.
23322 (pta_stats): New global variable.
23323 (dump_pta_stats): New function.
23324 (struct constraint_expr): Make offset signed.
23325 (UNKNOWN_OFFSET): Define special value.
23326 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23327 (solution_set_expand): New helper function split out from ...
23328 (do_sd_constraint): ... here.
23329 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23330 (do_ds_constraint): Likewise.
23331 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23332 and CALLUSED = *CALLUSED.
23333 (set_union_with_increment): Make inc argument signed.
23334 (type_safe): Remove.
23335 (get_constraint_for_ptr_offset): Handle unknown and negative
23337 (first_vi_for_offset): Handle offsets before start. Bail
23338 out early for offsets beyond the variable extent.
23339 (first_or_preceding_vi_for_offset): New function.
23340 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23341 Together with ESCAPED = *ESCAPED this properly computes reachability.
23342 (find_what_var_points_to): New function.
23343 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23344 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23345 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23346 pt_solutions_intersect): New functions.
23347 (compute_call_used_vars): Remove.
23348 (compute_may_aliases): New main entry into PTA computation.
23349 * gimple.h (gimple_p): New typedef.
23350 (struct gimple_statement_base): Remove references_memory_p.
23351 (struct gimple_statement_with_memory_ops_base): Remove
23352 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23354 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23355 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23356 gimple_set_references_memory): Remove.
23357 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23358 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23360 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23361 (verify_expr): Allow RESULT_DECL.
23362 (gimple_duplicate_bb): Do not copy virtual operands.
23363 (gimple_duplicate_sese_region): Adjust.
23364 (gimple_duplicate_sese_tail): Likewise.
23365 (mark_virtual_ops_in_region): Remove.
23366 (move_sese_region_to_fn): Do not call it.
23367 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23368 and pass_simple_dse.
23369 (execute_function_todo): Handle TODO_update_address_taken,
23370 call execute_update_addresses_taken for TODO_rebuild_alias.
23371 (execute_todo): Adjust.
23372 (execute_one_pass): Init dump files early.
23373 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23375 (create_general_new_stmt): Clear vops.
23376 * tree-ssa-reassoc.c (get_rank): Adjust.
23377 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23378 symbols for renaming.
23379 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23380 (PARAM_AVG_ALIASED_VOPS): Likewise.
23381 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23382 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23383 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23384 (operand_build_cmp, copy_virtual_operands,
23385 create_ssa_artificial_load_stmt, add_to_addressable_set,
23386 gimple_add_to_addresses_taken): Remove public functions.
23387 (unlink_stmt_vdef): New function.
23389 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23391 * config.gcc (powerpc-*-linux*): Merge variants.
23393 2009-04-02 Chao-ying Fu <fu@mips.com>
23394 James Grosbach <james.grosbach@microchip.com>
23396 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23397 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23399 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23400 keep_interrupts_masked_p, use_debug_exception_return_p.
23401 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23402 keep_interrupts_masked, use_debug_exception_return.
23403 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23404 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23406 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23407 (mips_print_operand): Process COP0 registers to print $0 .. $31
23408 correctly for GAS to process.
23409 (mips_interrupt_extra_call_saved_reg_p): New function.
23410 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23412 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23413 (mips_compute_frame_info): Add supports for interrupt context that
23414 includes doubleword accumulators and COP0 registers.
23415 (mips_for_each_saved_acc): New function.
23416 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23417 mips_for_each_saved_reg.
23418 (mips_save_reg): Save accumulators.
23419 (mips_kernel_reg_p): A new for_each_rtx callback.
23420 (mips_expand_prologue): Support interrupt handlers.
23421 (mips_restore_reg): Restore accumulators.
23422 (mips_expand_epilogue): Support interrupt handlers.
23423 (mips_can_use_return_insn): Return false for interrupt handlers.
23424 (mips_epilogue_uses): New function.
23425 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23426 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23427 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23428 cop0_move): New instructions.
23429 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23430 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23432 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23434 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23435 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23436 interrupt handlers, we use K0 as the temporary register.
23437 (EPILOGUE_USES): Change to a function call.
23438 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23439 handlers, we use K0 as the temporary register.
23441 * doc/extend.texi (Function Attributes): Document interrupt,
23442 use_shadow_register_set, keep_interrupts_masked,
23443 use_debug_exception_return for MIPS attributes.
23445 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23447 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23448 Remove a number of t-files from tmake_file.
23449 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23450 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23451 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23452 target_prototype, not TARGET_PROTOTYPE.
23453 (LINK_OS_GNU_SPEC): Define.
23454 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23455 and darwin-ldoubdle.c.
23457 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23460 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23461 (cpp_options): Ditto.
23462 (default_compilers): Ditto.
23463 (display_help): Ditto.
23464 (process_command): Ditto.
23465 (do_spec_1): Ditto.
23466 (set_input): Use lbasename instead of duplicate code.
23467 (save_temps_prefix): New static for -save-temps=obj.
23468 (save_temps_length): Ditto.
23470 * doc/invoke.texi (-save-temps=obj): Document new variant to
23471 -save-temps switch.
23473 2009-04-02 Jeff Law <law@redhat.com>
23475 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23478 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23480 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23481 * configure: Regenerated.
23483 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23485 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23486 share the argument list.
23488 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23492 2009-02-12 Diego Novillo <dnovillo@google.com>
23494 * varpool.c (debug_varpool): New.
23495 * cgraph.h (debug_varpool): Declare.
23497 2009-04-02 Jan Hubicka <jh@suse.cz>
23499 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23502 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23504 * config/i386/i386.c (ix86_abi): Move initialization to ...
23505 (override_options): Here.
23507 2009-04-02 Christian Bruel <christian.bruel@st.com>
23509 * config/sh/sh.c (sh_dwarf_register_span): New function.
23510 (TARGET_DWARF_REGISTER_SPAN): Define.
23511 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23513 2009-04-02 Ira Rosen <irar@il.ibm.com>
23515 PR tree-optimization/39595
23516 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23517 interleaved loads group is not greater than the SLP group size.
23519 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23521 * builtins.c (is_builtin_name): New.
23522 (called_as_built_in): Use is_builtin_name.
23523 * tree.h (is_builtin_name): New.
23524 * varasm.c (incorporeal_function_p): Use is_builtin_name
23526 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23528 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23530 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23533 * c-decl.c (clone_underlying_type): Move this ...
23534 * c-common.c (set_underlying_type): ... here.
23535 Also, make sure the function properly sets TYPE_STUB_DECL() on
23536 the newly created typedef variant type.
23537 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23538 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23541 2009-04-02 Richard Guenther <rguenther@suse.de>
23543 PR tree-optimization/37221
23544 * tree-flow.h (degenerate_phi_result): Declare.
23545 * tree-ssa-dom.c (degenerate_phi_result): Export.
23546 * tree-scalar-evolution.c (analyze_initial_condition): If
23547 the initial condition is defined by a degenerate PHI node
23548 use the degenerate value.
23550 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23552 PR rtl-optimization/39588
23553 * combine.c (merge_outer_ops): Do not set the constant when this
23555 (simplify_shift_const_1): Do not modify it either in this case.
23557 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23559 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23560 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23562 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23565 * c-lex.c (interpret_float): Default (no suffix) is double.
23567 2009-04-1 Xinliang David Li <davidxl@google.com>
23569 * config/i386/i386.c (legitimate_constant_p): Recognize
23570 all one vector constant.
23572 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23574 * config/vax/vax.c: Add #includes to silence warnings.
23575 Change #include order to silence two warnings.
23577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23579 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23580 (ASM_SPEC): Pass -k to the assembler for PIC code.
23582 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23584 * config.gcc: Add vax-*-linux* to the switch.
23585 * config/vax/linux.h: New file. (TARGET_VERSION,
23586 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23588 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23590 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23591 Use predicate macros instead of GET_CODE() == foo.
23592 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23593 ashlsi3, rotrsi3, <unnamed>): Likewise.
23595 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23597 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23598 jbbccihi, jbbccisi): Remova trailing whitespace.
23599 * config/vax/constraints.md: Likewise.
23600 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23601 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23602 * config/vax/predicates.md: Likewise.
23603 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23604 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23605 * config/vax/vax.h: Likewise.
23606 * config/vax/vax.md (nonlocal_goto): Likewise.
23608 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23610 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23611 (indirectable_address_p, adjacent_operands_p): Add spaces around
23613 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23615 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23617 * config/vax/vax.c (legitimate_constant_address_p,
23618 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23619 index_term_p, reg_plus_index_p, legitimate_address_p,
23620 vax_mode_dependent_address_p): Update comments to match functions
23621 modified by the recent int->bool conversion.
23623 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23625 * config/vax/builtins.md: Update copyright message.
23626 * config/vax/constraints.md: Likewise.
23627 * config/vax/netbsd-elf.h: Likewise.
23628 * config/vax/predicates.md: Likewise.
23629 * config/vax/vax-protos.h: Likewise.
23630 * config/vax/vax.c: Likewise.
23631 * config/vax/vax.h: Likewise.
23632 * config/vax/vax.md: Likewise.
23633 * config/vax/vax.opt: Likewise.
23635 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23637 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23638 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23639 * config/vax/constraints.md (B, R): Likewise.
23640 * config/vax/predicates.md (external_memory_operand,
23641 nonimmediate_addsub_di_operand): Likewise.
23642 * config/vax/vax.c (vax_output_int_add): Likewise.
23643 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23644 untyped_call): Likewise.
23646 2009-04-01 Matt Thomas <matt@3am-software.com>
23648 * config/vax/predicates.md: New file.
23649 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23650 external_const_operand, nonsymbolic_operand, external_memory_operand,
23651 indirect_memory_operand, indexed_memory_operand,
23652 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23653 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23655 * config/vax/constraints.md: New file.
23656 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23658 * config/vax/builtins.md: New file.
23659 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23660 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23662 * config/vax/vax.opt (mqmath): Add option.
23663 * config/vax/vax.md (isfx): Extend with DI.
23664 (VAXintQH, VAXintQHSD): Define.
23665 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23666 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23667 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23668 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23669 (movdi): Update constraints and use vax_output_int_move().
23670 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23671 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23672 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23673 nonlocal_goto): New.
23674 (mov<mode>): Extend accepted operand types.
23675 (subdi3_old): Rename from subdi3, change update constraints and use
23676 a new implementation.
23677 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23678 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23679 MOVE_RATIO, CLEAR_RATIO): Define.
23680 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23681 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23682 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23683 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23684 (split_quadword_operands): Make static and really allow variable
23686 (print_operand_address): Update for PIC generation.
23687 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23688 indexable_address_p, fixup_mathdi_operand,
23689 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23690 (vax_float_literal, legitimate_constant_p,
23691 indirectable_constant_address_p, index_term_p,
23692 reg_plus_index_p): Return bool instead of int.
23693 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23695 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23697 (vax_output_conditional_branch): Indent.
23698 (legitimate_constant_address_p, indirectable_constant_address_p,
23699 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23700 vax_mode_dependent_address_p): Return bool instead of int, update for
23702 * config/vax/vax-protos.h (legitimate_constant_address_p,
23703 legitimate_constant_p, legitimate_address_p,
23704 vax_mode_dependent_address_p): Change declaration to bool.
23705 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23706 vax_expand_addsub_di_operands, vax_output_int_subtract,
23707 vax_output_movmemsi): Declare.
23708 (split_quadword_operands, vax_float_literal): Delete declaration.
23709 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23710 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23711 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23712 ASM_OUTPUT_DWARF_PCREL): Define.
23713 (ASM_SPEC): Change definition to allow PIC generation.
23715 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23717 * doc/sourcebuild.texi: Update front-end requirements.
23719 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23722 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23723 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23724 (booldi3_internal3): Use boolean_or_operator instead of
23727 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23730 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23731 declarator whose size is not an integer constant expression but
23732 folds to an integer constant, then treat it as a constant
23735 2009-04-01 Richard Guenther <rguenther@suse.de>
23737 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23738 i * 4 + 2 to (i * 2 + 1) * 2.
23740 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23743 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23744 return if c_parser_asm_string_literal returned NULL.
23746 2009-04-01 Nick Clifton <nickc@redhat.com>
23748 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23750 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23751 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23752 other typedefs to avoid conflicts with libgcc2.c. Define labels
23753 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23755 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23756 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23759 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23761 * varasm.c (default_function_rodata_section): Declare DOT as
23764 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23765 Andrey Galkin <agalkin@hypercom.com>
23768 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23769 Make object_name unique for each process.
23771 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23774 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23775 addressable variables in the parallel that could go out of scope while
23776 running queued tasks.
23778 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23780 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23781 (CASE_VALUES_THRESHOLD): Redefine.
23782 * config/avr/avr.c (avr_override_options): Remove initialization of
23783 avr_case_values_threshold variable.
23784 (avr_case_values_threshold): Remove variable. Add new function.
23785 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23786 * config/avr/avr.opt (mno-tablejump): Remove option.
23787 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23789 2009-04-01 DJ Delorie <dj@redhat.com>
23791 * varasm.c (default_function_rodata_section): Don't assume
23792 anything about where the first '.' in the section name is.
23794 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23796 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23797 rs6000_emit_stack_tie.
23799 2009-03-31 Ian Lance Taylor <iant@google.com>
23801 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23802 gimple_code with GIMPLE_RESX, not RESX.
23804 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23806 * c-common.c (c_get_ident): New.
23807 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23809 2009-04-01 Ben Elliston <bje@au.ibm.com>
23811 * config/rs6000/sysv4.opt (msdata): Improve option description.
23813 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23815 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23816 (divdf3_internal_lat): Remove.
23817 (divxf3_internal_lat): Remove.
23818 (divxf3_internal_thr): Remove.
23819 (divxf): Use divxf3_internal.
23820 * config/ia64/div.md (divsf3_internal_lat): New.
23821 (divdf3_internal_lat): New.
23822 (divxf3_internal): New.
23824 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23827 * Makefile.in (USE_GCC_STDINT): Define.
23828 (stmp-int-hdrs): Install stdint.h if applicable.
23829 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23831 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23832 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23833 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23834 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23835 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23836 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23837 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23838 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23839 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23840 (c_common_nodes_and_builtins): Initialize
23841 underlying_wchar_type_node. Do not initialize
23842 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23843 nodes for new types.
23844 (c_stddef_cpp_builtins): Define macros for new types.
23845 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23847 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23848 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23849 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23850 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23851 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23852 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23853 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23854 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23855 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23856 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23857 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23858 int16_type_node, int32_type_node, int64_type_node,
23859 uint8_type_node, uint16_type_node, c_uint32_type_node,
23860 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23861 int_least32_type_node, int_least64_type_node,
23862 uint_least8_type_node, uint_least16_type_node,
23863 uint_least32_type_node, uint_least64_type_node,
23864 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23865 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23866 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23867 uintptr_type_node): Define.
23868 * c-cppbuiltin.c (builtin_define_constants,
23869 builtin_define_type_minmax): New.
23870 (builtin_define_stdint_macros): Define more macros.
23871 (c_cpp_builtins): Define more limit macros.
23872 (type_suffix): New.
23873 (builtin_define_type_max): Define in terms of
23874 builtin_define_type_minmax. Remove is_long parameter. All
23876 * config.gcc (use_gcc_stdint): Define.
23877 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23878 Add newlib-stdint.h for generic targets.
23879 * config/glibc-stdint.h, config/newlib-stdint.h,
23880 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23881 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23882 * config/score/score.h (UINTPTR_TYPE): Define.
23883 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23884 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23885 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23886 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23887 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23888 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23889 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23890 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23891 * config/spu/spu.h (STDINT_LONG32): Define.
23892 * configure.ac (use_gcc_stdint): Substitute.
23893 * configure: Regenerate.
23894 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23895 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23896 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23897 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23898 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23899 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23900 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23901 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23902 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23903 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23904 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23905 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23906 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23907 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23908 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23909 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23910 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23911 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23912 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23913 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23914 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23915 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23916 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23917 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23918 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23919 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23920 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23921 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23922 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23924 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23926 * loop-iv.c (suitable_set_for_replacement): Renamed from
23927 simplify_using_assignment; changed to return bool and to accept new
23928 args DEST and SRC. Return true iff we find a source/destination pair
23929 that can be used to make a replacement, and fill SRC and DEST if so.
23930 Remove arg ALTERED. Don't deal with altered regs here. All callers
23932 (simplify_using_initial_values): Deal with altered regs here and track
23933 more precisely the effect they have on the validity of our expression.
23935 * loop-iv.c (simplify_using_condition): A condition of the form
23936 (EQ REG CONST) can be used to simply make a substitution.
23937 (simplify_using_initial_values): Keep track of conditions we have seen
23938 and keep using them to simplify new expressions, while applying the
23939 same substitutions to them as to the expression.
23941 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23942 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23945 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23946 changed. Use this when trying to improve the upper bound.
23947 Generate the comparison by using simplify_gen_relational.
23949 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23951 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23953 (simplify_using_assignment, simplify_using_initial_values): Call
23954 replace_in_expr to make replacements. Call replace_single_def_regs
23955 once on the initial version of the expression.
23957 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23960 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23962 2009-03-31 Richard Guenther <rguenther@suse.de>
23964 PR middle-end/31029
23965 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23966 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23968 2009-03-31 Richard Guenther <rguenther@suse.de>
23970 * tree.h (div_if_zero_remainder): Declare.
23971 * fold-const.c (div_if_zero_remainder): Export.
23972 * tree-ssa-forwprop.c
23973 (forward_propagate_addr_into_variable_array_index): Handle
23974 constant array index addition outside of the variable index.
23976 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23979 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23980 define_splits, floatunssi<mode>2): Require x87 conversions from
23981 DImode to be permitted.
23983 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23985 PR preprocessor/15638
23986 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23988 2009-03-31 Richard Guenther <rguenther@suse.de>
23990 PR middle-end/23401
23991 PR middle-end/27810
23992 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23993 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23994 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23995 a separate statement.
23996 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23997 (lookup_tmp_var): Likewise.
23998 (is_gimple_formal_tmp_or_call_rhs): Remove.
23999 (is_gimple_reg_or_call_rhs): Rename to ...
24000 (is_gimple_reg_rhs_or_call): ... this.
24001 (is_gimple_mem_or_call_rhs): Rename to ...
24002 (is_gimple_mem_rhs_or_call): ... this.
24003 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24004 DECL_GIMPLE_REG_P only if is_formal is true.
24005 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24006 for non-proper post-modify expression gimplification.
24007 (gimplify_self_mod_expr): For post-modify expressions gimplify
24008 the lvalue to a minimal lvalue.
24009 (rhs_predicate_for): Remove formal temp case.
24010 (gimplify_modify_expr_rhs): Likewise.
24011 (gimplify_addr_expr): Use is_gimple_reg.
24012 (gimplify_expr): Remove formal temp cases.
24013 (gimple_regimplify_operands): Likewise.
24014 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24015 and FILTER_EXPR like constants.
24016 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24018 (is_gimple_formal_tmp_rhs): Remove.
24019 (is_gimple_reg_rhs): Remove special casing.
24020 (is_gimple_mem_rhs): Fix.
24021 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24022 (is_gimple_formal_tmp_var): Remove.
24023 (is_gimple_formal_tmp_reg): Likewise.
24024 (is_gimple_min_lval): Allow invariant component ref parts.
24025 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24026 is_gimple_formal_tmp_reg): Remove declarations.
24027 * tree-cfg.c (verify_expr): Verify that variables with address
24028 taken do not have DECL_GIMPLE_REG_P set.
24029 * tree-mudflap.c (mf_build_check_statement_for): Use
24030 force_gimple_operand instead of gimplify_expr.
24032 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24034 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24035 schedulable rows to compute_split_row.
24037 2009-03-31 Ben Elliston <bje@au.ibm.com>
24040 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24043 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24045 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24046 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24047 * configure: Regenerate.
24048 * config.in: Regenerate.
24049 * config/rs6000/rs6000.opt (mtls-markers): Add.
24050 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24051 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24052 (tls_ld_aix, tls_ld_sysv): Likewise.
24053 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24054 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24056 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24058 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24060 2009-03-30 Jan Hubicka <jh@suse.cz>
24062 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24064 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24065 detection and label handling.
24067 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24069 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24070 left_conflicts_size.
24071 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24072 ALLOCNO_LEFT_CONFLICTS_SIZE.
24074 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24075 remove_allocno_from_bucket_and_push,
24076 allocno_spill_priority_compare, push_allocnos_to_stack,
24077 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24078 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24079 (setup_allocno_left_conflicts_num): Ditto. Rename to
24080 setup_allocno_left_conflicts_size.
24081 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24082 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24083 setup_allocno_left_conflicts_size instead of
24084 setup_allocno_left_conflicts_num.
24086 * ira-build.c (ira_create_allocno): Use
24087 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24088 ALLOCNO_LEFT_CONFLICTS_NUM.
24090 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24092 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24093 instead of DF_LR_OUT.
24095 * ira-lives.c (process_bb_node_lives): Ditto.
24097 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24098 instead of DF_LR_{OUT,IN}.
24100 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24102 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24104 2009-03-30 Jan Hubicka <jh@suse.cz>
24106 * except.c (label_to_region_map): Fix thinko.
24108 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24110 PR middle-end/38237
24111 * tree.h (tree_find_value): New declaration.
24112 * tree.c (tree_find_value): New function.
24113 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24115 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24118 * c-decl.c (struct c_binding): Add locus field.
24119 (bind): Add locus argument, set locus field from it.
24120 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24121 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24122 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24123 implicitly_declare, undeclared_variable, lookup_label,
24124 declare_label, c_make_fname_decl, c_builtin_function,
24125 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24128 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24131 * config/i386/i386.c (classify_argument): Check total size of
24134 2009-03-30 Martin Jambor <mjambor@suse.cz>
24136 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24137 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24138 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24141 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24142 seen_variable_array_ref while also traversing a union.
24144 * tree-inline.c (optimize_inline_calls): Do not call
24145 cgraph_node_remove_callees.
24146 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24147 (pass_remove_cgraph_callee_edges): New variable.
24148 * passes.c (init_optimization_passes): Add
24149 pass_remove_cgraph_callee_edges after early inlining and before all
24150 late intraprocedural passes.
24152 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24154 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24156 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24157 Fix typos in names.
24159 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24161 * combine.c (simplify_comparison): Use have_insn_for.
24162 * dojump.c (do_jump): Likewise.
24164 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24166 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24167 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24168 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24169 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24170 instead of sparc_compare_emitted.
24171 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24172 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24173 instead of sparc_compare_emitted.
24175 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24177 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24178 enter/exit cfglayout mode.
24179 (pass_partition_block): Require it.
24180 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24181 (combine_instructions): Track basic blocks instead of labels.
24182 (update_cfg_for_uncondjump): New.
24183 (try_combine): Use it. Update jumps after rescanning.
24184 (pass_combine): Require PROP_cfglayout.
24185 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24187 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24189 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24190 Provide/destroy PROP_cfglayout respectively.
24191 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24192 * tree-pass.h (PROP_cfglayout): New.
24194 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24196 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24197 fold_convert_const_fixed_from_fixed,
24198 fold_convert_const_fixed_from_int,
24199 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24200 set TREE_CONSTANT_OVERFLOW.
24201 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24202 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24204 2009-03-30 Ira Rosen <irar@il.ibm.com>
24206 * tree-vect-loop-manip.c: New file.
24207 * tree-vectorizer.c: Update documentation and included files.
24208 (vect_loop_location): Make extern.
24209 (rename_use_op): Move to tree-vect-loop-manip.c
24210 (rename_variables_in_bb, rename_variables_in_loop,
24211 slpeel_update_phis_for_duplicate_loop,
24212 slpeel_update_phi_nodes_for_guard1,
24213 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24214 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24215 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24216 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24217 find_loop_location): Likewise.
24218 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24219 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24220 get_vectype_for_scalar_type, vect_is_simple_use,
24221 supportable_widening_operation, supportable_narrowing_operation):
24223 (bb_in_loop_p): Move to tree-vect-loop.c.
24224 (new_loop_vec_info, destroy_loop_vec_info,
24225 reduction_code_for_scalar_code, report_vect_op,
24226 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24227 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24228 (vect_supportable_dr_alignment): Likewise.
24229 * tree-vectorizer.h (tree-data-ref.h): Include.
24230 (vect_loop_location): Declare.
24231 Reorganize function declarations according to the new file structure.
24232 * tree-vect-loop.c: New file.
24233 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24234 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24235 * tree-vect-data-refs.c: New file.
24236 * tree-vect-patterns.c (timevar.h): Don't include.
24237 * tree-vect-stmts.c: New file.
24238 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24239 tree-vect-slp.c, tree-vect-loop.c.
24240 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24241 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24242 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24243 (tree-vect-analyze.o): Remove.
24244 (tree-vect-transform.o): Likewise.
24245 (tree-vect-data-refs.o): Add rule.
24246 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24247 tree-vect-slp.o): Likewise.
24248 (tree-vect-patterns.o): Remove redundant dependencies.
24249 (tree-vectorizer.o): Likewise.
24250 * tree-vect-slp.c: New file.
24252 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24254 * optc-gen.awk: Warn if an option flag has multiple different
24257 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24259 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24260 -floop-block): Document dependences on PPL, CLooG and Graphite.
24262 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24264 PR rtl-optimization/323
24265 * c-common.c (c_fully_fold, convert_and_check,
24266 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24267 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24268 * c-common.def (EXCESS_PRECISION_EXPR): New.
24269 * c-cppbuiltin.c (builtin_define_float_constants): Define
24270 constants with enough digits for long double.
24271 * c-lex.c (interpret_float): Interpret constant with excess
24272 precision where appropriate.
24273 * c-opts.c (c_common_post_options): Set
24274 flag_excess_precision_cmdline. Give an error for
24275 -fexcess-precision=standard for C++ for processors where the
24276 option is significant.
24277 * c-parser.c (c_parser_conditional_expression): Handle excess
24278 precision in condition.
24279 * c-typeck.c (convert_arguments): Handle arguments with excess
24281 (build_unary_op): Move excess precision outside operation.
24282 (build_conditional_expr): Likewise.
24283 (build_compound_expr): Likewise.
24284 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24285 (build_modify_expr): Handle excess precision in RHS.
24286 (convert_for_assignment): Handle excess precision in converted
24288 (digest_init, output_init_element, process_init_element): Handle
24289 excess precision in initializer.
24290 (c_finish_return): Handle excess precision in return value.
24291 (build_binary_op): Handle excess precision in operands and add
24292 excess precision as needed for operation.
24293 * common.opt (-fexcess-precision=): New option.
24294 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24295 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24296 For standard excess precision, output explicit conversion to and
24297 truncation from XFmode.
24298 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24299 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24300 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24301 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24302 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24303 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24304 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24305 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24306 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24307 define_splits, sqrt<mode>2): Disable where appropriate for
24308 standard excess precision.
24309 * convert.c (convert_to_real): Do not shorten arithmetic to type
24310 for which excess precision would be used.
24311 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24312 * doc/invoke.texi (-fexcess-precision=): Document option.
24313 (-mfpmath=): Correct index entry.
24314 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24315 flag_excess_precision): New.
24316 * langhooks.c (lhd_post_options): Set
24317 flag_excess_precision_cmdline.
24318 * opts.c (common_handle_option): Handle -fexcess-precision=.
24319 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24320 init_excess_precision): New.
24321 (lang_dependent_init_target): Call init_excess_precision.
24322 * tree.c (excess_precision_type): New.
24323 * tree.h (excess_precision_type): Declare.
24325 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24328 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24329 non-lvalue to component.
24331 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24333 PR preprocessor/34695
24334 * Makefile.in (c-opts.o): Depend on c-tree.h.
24335 * c-common.c: Move down include of diagnostic.h.
24336 (done_lexing, c_cpp_error): New.
24337 * c-common.h (done_lexing): Declare.
24338 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24340 * c-opts.c: Include c-tree.h.
24341 (c_common_init_options): Set preprocessor error callback.
24342 (c_common_handle_option): Do not set preprocessor
24343 inhibit_warnings, warnings_are_errors, warn_system_headers,
24344 pedantic_errors or inhibit_warnings flags.
24345 (c_common_post_options): Do not check cpp_errors (parse_in).
24346 (c_common_finish): Do not output dependencies if there were
24347 errors. Do not check return value of cpp_finish.
24348 * c-ppoutput.c (pp_file_change): Set input_location.
24349 * c-tree.h (c_cpp_error): Declare.
24350 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24352 (diagnostic_build_prefix): Check override_column.
24353 * diagnostic.h (diagnostic_info): Add override_column field.
24354 (diagnostic_override_column): Define.
24356 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24358 * c-common.c (c_expand_expr, c_staticp): Remove.
24359 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24360 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24361 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24362 * c-gimplify.c (gimplify_compound_literal_expr,
24363 optimize_compound_literals_in_ctor): Remove.
24364 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24365 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24366 * c-semantics.c (emit_local_var): Remove.
24368 * langhooks-def.h (lhd_expand_expr): Remove.
24369 * langhooks.c (lhd_expand_expr): Remove.
24370 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24372 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24373 handling from c-semantics.c; don't call into langhook.
24374 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24375 * gimplify.c (gimplify_compound_literal_expr,
24376 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24377 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24378 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24379 as was done in c-gimplify.c.
24380 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24381 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24382 Move from c-common.h.
24383 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24385 * tree.c (staticp): Do not call langhook.
24386 * langhooks.c (lhd_staticp): Delete.
24387 * langhooks-def.h (lhd_staticp): Delete prototype.
24388 (LANG_HOOKS_STATICP): Delete.
24389 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24391 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24392 instead of DECL_STMTs.
24394 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24402 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24404 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24405 contained expression.
24406 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24407 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24408 conditional expressions for C.
24409 (decl_constant_value_for_optimization): Move from
24410 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24411 whether optimizing and that the expression is a VAR_DECL not of
24412 array type instead of doing such checks in the caller. Do not
24413 check pedantic. Call gcc_unreachable for C++.
24414 * c-common.def (C_MAYBE_CONST_EXPR): New.
24415 * c-common.h (c_fully_fold, c_save_expr,
24416 decl_constant_value_for_optimization): New prototypes.
24417 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24418 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24419 EXPR_INT_CONST_OPERANDS): Define.
24420 * c-convert.c (convert): Strip nops from expression.
24421 * c-decl.c (groktypename): Take extra parameters expr and
24422 expr_const_operands. Update call to grokdeclarator.
24423 (start_decl): Update call to grokdeclarator. Add statement for
24424 expressions used in type of decl.
24425 (grokparm): Update call to grokdeclarator.
24426 (push_parm_decl): Update call to grokdeclarator.
24427 (build_compound_literal): Add parameter non_const and build a
24428 C_MAYBE_COSNT_EXPR if applicable.
24429 (grokdeclarator): Take extra parameters expr and
24430 expr_const_operands. Track expressions used in declaration
24431 specifiers and declarators. Fold array sizes and track whether
24432 they are constant expressions and whether they are integer
24433 constant expressions.
24434 (parser_xref_tag): Set expr and expr_const_operands fields in
24436 (grokfield): Update call to grokdeclarator.
24437 (start_function): Update call to grokdeclarator.
24438 (build_null_declspecs): Set expr and expr_const_operands fields in
24440 (declspecs_add_type): Handle expressions in typeof specifiers.
24441 * c-parser.c (c_parser_declspecs): Set expr and
24442 expr_const_operands fields for declaration specifiers.
24443 (c_parser_enum_specifier): Likewise.
24444 (c_parser_struct_or_union_specifier): Likewise.
24445 (c_parser_typeof_specifier): Likewise. Update call to
24446 groktypename. Fold expression as needed. Return expressions with
24447 type instead of adding statements.
24448 (c_parser_attributes): Update calls to c_parser_expr_list.
24449 (c_parser_statement_after_labels): Fold expression before passing
24450 to objc_build_throw_stmt.
24451 (c_parser_condition): Fold expression.
24452 (c_parser_asm_operands): Fold expression.
24453 (c_parser_conditional_expression): Use c_save_expr. Update call
24454 to build_conditional_expr.
24455 (c_parser_alignof_expression): Update call to groktypename.
24456 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24457 original_code. Fold expression argument of va_arg. Create
24458 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24459 argument to va_arg. Update calls to groktypename. Fold array
24460 index for offsetof. Verify that first argument to
24461 __builtin_choose_expr has integer type.
24462 (c_parser_postfix_expression_after_paren_type): Update calls to
24463 groktypename and build_compound_literal. Handle expressions with
24464 side effects in type name.
24465 (c_parser_postfix_expression_after_primary): Update call to
24466 c_parser_expr_list. Set original_code for calls to
24467 __builtin_constant_p.
24468 (c_parser_expr_list): Take extra parameter fold_p. Fold
24469 expressions if requested.
24470 (c_parser_objc_type_name): Update call to groktypename.
24471 (c_parser_objc_synchronized_statement): Fold expression.
24472 (c_parser_objc_receiver): Fold expression.
24473 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24474 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24475 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24476 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24477 (struct c_typespec): Add elements expr and expr_const_operands.
24478 (struct c_declspecs): Add elements expr and expr_const_operands.
24479 (groktypename, build_conditional_expr, build_compound_literal):
24481 (in_late_binary_op): Declare.
24482 * c-typeck.c (note_integer_operands): New function.
24483 (in_late_binary_op): New variable.
24484 (decl_constant_value_for_broken_optimization): Move to c-common.c
24485 and rename to decl_constant_value_for_optimization.
24486 (default_function_array_conversion): Do not strip nops.
24487 (default_conversion): Do not call
24488 decl_constant_value_for_broken_optimization.
24489 (build_array_ref): Do not fold result.
24490 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24491 result when operand is a VLA.
24492 (c_expr_sizeof_type): Update call to groktypename. Handle
24493 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24494 result when operand names a VLA type.
24495 (build_function_call): Update call to build_compound_literal.
24496 Only fold result for calls to __builtin_* functions. Strip
24497 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24498 the function designator.
24499 (convert_arguments): Fold arguments. Update call to
24500 convert_for_assignment.
24501 (build_unary_op): Handle increment and decrement of
24502 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24503 decrement earlier. Fold operand of increment and decrement.
24504 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24505 built for integer operand. Wrap returns that are INTEGER_CSTs
24506 without being integer constant expressions or that have integer
24507 constant operands without being INTEGER_CSTs.
24508 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24509 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24510 result is an integer constant expression or can be used in
24511 unevaluated parts of one and avoid folding and wrap as
24512 appropriate. Fold operands before possibly doing -Wsign-compare
24514 (build_compound_expr): Wrap result for C99 if operands can be used
24515 in integer constant expressions.
24516 (build_c_cast): Update call to digest_init. Do not ignore
24517 overflow from casting floating-point constants to integers. Wrap
24518 results that could be confused with integer constant expressions,
24519 null pointer constants or floating-point constants.
24520 (c_cast_expr): Update call to groktypename. Handle expressions
24521 included in type name.
24522 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24523 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24524 Update calls to convert_for_assignment.
24525 (convert_for_assignment): Take new parameter
24526 null_pointer_constant. Do not strip nops or call
24527 decl_constant_value_for_broken_optimization. Set
24528 in_late_binary_op for conversions to boolean.
24529 (store_init_value): Update call to digest_init.
24530 (digest_init): Take new parameter null_pointer_constant. Do not
24531 call decl_constant_value_for_broken_optimization. pedwarn for
24532 initializers not constant expressions. Update calls to
24533 convert_for_assignment.
24534 (constructor_nonconst): New.
24535 (struct constructor_stack): Add nonconst element.
24536 (really_start_incremental_init, push_init_level, pop_init_level):
24537 Handle constructor_nonconst and nonconst element.
24538 (set_init_index): Call constant_expression_warning for array
24540 (output_init_element): Fold value. Set constructor_nonconst as
24541 applicable. pedwarn for initializers not constant expressions.
24542 Update call to digest_init. Call constant_expression_warning
24543 where constant initializers are required.
24544 (process_init_element): Use c_save_expr.
24545 (c_finish_goto_ptr): Fold expression.
24546 (c_finish_return): Fold return value. Update call to
24547 convert_for_assignment.
24548 (c_start_case): Fold switch expression.
24549 (c_process_expr_stmt): Fold expression.
24550 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24551 ensure statement expression is not evaluated in constant expression.
24552 (build_binary_op): Track whether results are integer constant
24553 expressions or may occur in such, disable folding and wrap results
24554 as applicable. Fold operands for -Wsign-compare warnings unless
24556 (c_objc_common_truthvalue_conversion): Handle results folded to
24557 integer constants that are not integer constant expressions.
24558 * doc/extend.texi: Document when typeof operands are evaluated,
24559 that condition of __builtin_choose_expr is an integer constant
24560 expression, and more about use of __builtin_constant_p in
24563 2009-03-29 Richard Guenther <rguenther@suse.de>
24565 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24566 propagate addresses of array references.
24568 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24570 * regmove.c (perhaps_ends_bb_p): Remove.
24571 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24572 from INSN and check that the main loop stays within that basic block.
24573 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24574 (regmove_forward_pass): Split out from regmove_optimize. Use
24575 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24576 (regmove_backward_pass): Split out from regmove_optimize. Use
24577 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24578 (regmove_optimize): Simplify.
24580 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24583 * config/i386/i386.c (classify_argument): Ignore flexible array
24584 member in struct and warn ABI change.
24586 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24588 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24590 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24591 (ix86_adjust_cost): Updated.
24593 2009-03-29 Jan Hubicka <jh@suse.cz>
24595 PR middle-end/28850
24596 * tree-pass.h (pass_cleanup_eh): New function.
24597 (remove_unreachable_regions): Break code handling RTL
24598 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24599 that can not be reached by runtime.
24600 (can_be_reached_by_runtime): New function.
24601 (label_to_region_map): New function.
24602 (num_eh_regions): New function.
24603 (rtl_remove_unreachable_regions): New function.
24604 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24605 (remove_eh_region): New function.
24606 * except.h: Include sbitmap and vecprim.
24607 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24608 num_eh_regions): Declare.
24609 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24610 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24611 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24612 (tree_empty_eh_handler_p): New function.
24613 (cleanup_empty_eh): New function.
24614 (cleanup_eh): New function.
24615 (pass_cleanup_eh): New function.
24617 2009-03-29 Jan Hubicka <jh@suse.cz>
24619 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24620 for removed regions.
24622 2009-03-29 Jan Hubicka <jh@suse.cz>
24624 * except.c (dump_eh_tree): Dump all datastructures.
24626 2009-03-29 Jan Hubicka <jh@suse.cz>
24628 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24629 (duplicate_eh_regions_1): Likewise.
24630 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24631 vector; call EH verification.
24632 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24633 Be ready for region being removed.
24635 2009-03-29 Jan Hubicka <jh@suse.cz>
24637 * bitmap.c (bitmap_last_set_bit): New function.
24638 * bitmap.h (bitmap_last_set_bit): Declare.
24640 2009-03-29 David Ayers <ayers@fsfe.org>
24643 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24644 by calling objc_compare_types and surpress warnings about
24645 incompatible C pointers that are compatible ObjC pointers.
24647 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24649 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24650 call initialize_inline_failed.
24651 (initialize_inline_failed): Move it from here ...
24652 * cgraph.c (initialize_inline_failed): ... to here.
24653 (cgraph_create_edge): Call initialize_inline_failed rather than
24654 setting inline_failed directly.
24656 2009-03-29 Ben Elliston <bje@au.ibm.com>
24659 * sysv4.opt (msdata): Improve comment.
24660 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24661 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24663 2009-03-29 Ben Elliston <bje@au.ibm.com>
24666 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24667 load and store attributes.
24669 2009-03-29 Ben Elliston <bje@au.ibm.com>
24671 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24672 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24673 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24674 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24675 __builtin_infq and __builtin_huge_valq.
24677 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24679 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24681 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24682 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24684 2009-03-28 Xinliang David Li <davidxl@google.com>
24686 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24687 (do_dbg_cnt): New function.
24689 2009-03-28 Jan Hubicka <jh@suse.cz>
24691 Merge from pretty-ipa:
24693 2009-03-27 Jan Hubicka <jh@suse.cz>
24695 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24696 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24697 * passes.c (function_called_by_processed_nodes_p): New.
24698 * ipa-pure-const.c (check_call): Fix handling of operands.
24699 (analyze_function): Dump debug output for skipped bodies.
24700 (local_pure_const): Use function_called_by_processed_nodes_p.
24701 * dwarf2out.c (reference_to_unused): Use output.
24702 * passes.c (do_per_function_toporder): Likewise.
24704 2008-11-12 Jan Hubicka <jh@suse.cz>
24706 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24707 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24708 state_set_in_source enum
24709 (check_decl): Ignore memory tags; do not set fake looping flags;
24711 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24712 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24713 (check_call, analyze_function): Rewrite.
24715 (add_new_function): Update call of analyze_function.
24716 (generate_summary): Add call of analyze_function.
24717 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24718 (local_pure_const): New function.
24719 (pass_local_pure_const): New pass.
24720 * ipa-inline.c (inline_transform): Set after_inlining.
24721 * tree-eh.c (stmt_can_throw_external): New.
24722 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24723 work with aliasing built.
24724 * tree-flow.h (stmt_can_throw_external): New.
24725 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24726 and local pure/const pass in early and late optimization queue.
24728 2009-03-28 Martin Jambor <mjambor@suse.cz>
24730 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24732 (fold_binary): Allow function decl aligment consideration is the
24733 second argument is integer constant one.
24734 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24735 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24736 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24738 2009-03-28 Jan Hubicka <jh@suse.cz>
24740 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24741 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24742 * function.h (rtl_data): Add nothrow flag.
24743 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24744 set DECL_NOTHROW for AVAILABLE functions.
24746 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24748 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24749 following vector keyword has expansion starting with pixel or bool
24750 keyword, expand vector to __vector and pixel or bool to __pixel or
24754 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24755 warn_if_disallowed_function_p): Removed.
24756 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24757 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24758 warning_if_disallowed_function_p.
24759 * flags.h (warn_if_disallowed_function_p,
24760 warn_disallowed_functions): Removed.
24761 * common.opt (Wdisallowed-function-list=): Removed.
24762 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24764 2009-03-28 Richard Guenther <rguenther@suse.de>
24766 PR tree-optimization/38723
24767 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24770 2009-03-28 Jan Hubicka <jh@suse.cz>
24772 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24773 test introduced by my previous patch.
24775 2009-03-28 Richard Guenther <rguenther@suse.de>
24777 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24778 the PHIs value undefined.
24780 2009-03-28 Jan Hubicka <jh@suse.cz>
24782 * tree-pass.h (pass_fixup_cfg): New pass.
24783 * ipa-inline.c (inline_transform): Set
24784 always_inline_functions_inlined/after_inlining.
24785 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24786 (pass_fixup_cfg): New pass.
24787 * passes.c (init_optimization_passes): Add fixup_cfg.
24789 2009-03-28 Richard Guenther <rguenther@suse.de>
24791 PR tree-optimization/38458
24792 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24793 argument use the arguments copy-of value.
24795 2009-03-28 Richard Guenther <rguenther@suse.de>
24797 PR tree-optimization/38180
24798 * tree-ssa-ccp.c (get_default_value): Simplify.
24799 (likely_value): Likewise.
24800 (surely_varying_stmt_p): Properly handle VOP case.
24801 (ccp_initialize): Likewise.
24802 (ccp_fold): Handle propagating through *&.
24803 (fold_const_aggregate_ref): Also handle decls.
24805 2009-03-28 Jan Hubicka <jh@suse.cz>
24807 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24808 * cgraph.h (cgraph_node): Likewise.
24809 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24810 (cgraph_reset_node): Use process flag.
24811 (cgraph_mark_functions_to_output): Likewise.
24812 (cgraph_expand_function): Likewise.
24813 (cgraph_expand_all_functions): Likewise.
24814 (cgraph_output_in_order): Likewise.
24815 * dwarf2out.c (reference_to_unused): Likewise.
24816 * passes.c do_per_function_toporder): Likewise.
24818 2009-03-28 Jan Hubicka <jh@suse.cz>
24820 Bring from lto-branch:
24822 2008-09-03 Doug Kwan <dougkwan@google.com>
24824 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24825 enums instead of reason strings.
24826 * cgraph.c (cgraph_create_edge): Same.
24827 (cgraph_inline_failed_string): New function.
24828 * cgraph.h (cgraph_inline_failed_t): New enum type.
24829 (cgraph_inline_failed_string): New prototype.
24830 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24831 char pointer to cgraph_inline_failed_t.
24832 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24833 (cgraph_default_inline_p): Ditto.
24834 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24835 to cgraph_inline_failed_t pointer.
24836 * cif-code.def: New file.
24837 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24839 (cgraph_check_inline_limits): Change type of REASON to pointer to
24840 cgraph_inline_failed_t. Replace reason strings with enums.
24841 (cgraph_default_inline_p): Ditto.
24842 (cgraph_recursive_inlining_p): Ditto.
24843 (update_caller_keys): Change type of FAILED_REASON to
24844 cgraph_inline_failed_t.
24845 (cgraph_set_inline_failed): Change type of REASON to pointer to
24846 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24847 convert enums to strings for text output.
24848 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24849 to be of type cgraph_inline_failed_t. Replace reason strings with
24850 enums. Call cgraph_inline_failed_string to covert enums
24851 to strings for text output.
24852 (cgraph_decide_inlining): Replace reason strings with enums.
24853 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24854 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24856 * tree-inline.c (expand_call_inline): Change type of REASON
24857 to cgraph_inline_failed_t. Replace reason strings with enums.
24858 Call cgraph_inline_failed_string for text output.
24859 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24862 2009-03-28 Jan Hubicka <jh@suse.cz>
24864 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24865 cgraph_clone_node): Remove master clone handling.
24866 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24867 * cgraph.h (master_clone): Remove.
24868 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24869 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24870 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24872 2009-03-28 Jan Hubicka <jh@suse.cz>
24874 * cgraph.c (cgraph_function_body_availability): Functions declared
24875 inline are always safe to assume that it is not going to be replaced.
24877 2009-03-28 Richard Guenther <rguenther@suse.de>
24879 PR tree-optimization/38513
24880 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24881 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24882 EXC_PTR_EXPR and FILTER_EXPR.
24883 (get_ref_from_reference_ops): Likewise.
24885 2009-03-28 Richard Guenther <rguenther@suse.de>
24887 PR tree-optimization/38968
24888 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24889 Use FLOOR_MOD_EXPR to compute misalignment.
24891 2009-03-28 Richard Guenther <rguenther@suse.de>
24893 PR tree-optimization/37795
24894 * tree.h (combine_comparisons): Declare.
24895 * fold-const.c (combine_comparisons): Export.
24896 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24898 (ifcombine_iforif): Use combine_comparisons.
24900 2009-03-28 Jan Hubicka <jh@suse.cz>
24902 * tree-eh.c (inlinable_call_p): New function.
24903 (make_eh_edges): Use it.
24904 (verify_eh_edges): Use it.
24905 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24906 * except.c (reachable_next_level): Add inlinable_function argument
24907 (sjlj_find_directly_reachable_regions): Update.
24908 (add_reachable_handler): Do not set saw_any_handlers.
24909 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24910 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24911 Add new inlinable call parameter.
24912 (can_throw_internal, can_throw_external): Update.
24913 * except.h (can_throw_internal_1, can_throw_external_1,
24914 foreach_reachable_handler): Update declaration.
24916 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24918 * config/arm/t-arm-coff, config/h8300/coff.h,
24919 config/i386/i386-aout.h, config/i386/i386-coff.h,
24920 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24921 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24922 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24923 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24924 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24925 sys-types.h: Remove.
24926 * Makefile.in: Remove protoize and fixproto support and references
24928 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24929 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24931 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24932 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24933 unprotoize$(exeext).
24934 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24935 (.PHONY): Don't depend on proto.
24936 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24937 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24938 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24939 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24940 build/gen-protos.o, build/scan.o, xsys-protos.h,
24941 build/fix-header$(build_exeext), build/fix-header.o,
24942 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24943 stmp-install-fixproto): Remove.
24944 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24945 SYSCALLS.c or fixproto files.
24946 (install-common): Don't install protoize.
24947 (install-headers-tar, install-headers-cpio, install-headers-cp):
24948 Don't depend on $(STMP_FIXPROTO).
24949 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24950 install fixproto files or write out fixproto settings.
24951 (uninstall): Don't uninstall protoize.
24952 * config.gcc (use_fixproto): Remove.
24953 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24954 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24955 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24956 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24957 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24958 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24959 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24960 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24961 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24962 * config/t-vxworks (STMP_FIXPROTO): Remove.
24963 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24964 STMP_FIXPROTO): Remove.
24965 * config.in, configure: Regenerate.
24966 * crtstuff.c (gid_t, uid_t): Don't undefine.
24967 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24968 (arm-*-coff, arm-*-aout: Remove target entries.
24969 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24970 Remove mention of AIX 4.1.
24971 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24972 * doc/invoke.texi (Running Protoize): Remove.
24973 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24974 (Protoize Caveats): Remove.
24975 * tsystem.h: Update comments on headers assumed to exist.
24977 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24979 * genautomata.c: Add a new year to the copyright. Add a new
24981 (struct insn_reserv_decl): Add comments for member bypass_list.
24982 (find_bypass): Remove.
24983 (insert_bypass): New.
24984 (process_decls): Use insert_bypass.
24985 (output_internal_insn_latency_func): Output all bypasses with the
24986 same input insn in one switch case.
24988 * rtl.def (define_bypass): Describe bypass choice.
24989 * doc/md.texi (define_bypass): Ditto.
24991 2009-03-27 Richard Guenther <rguenther@suse.de>
24993 * gimplify.c (mark_addressable): Export.
24994 * tree-flow.h (mark_addressable): Declare.
24995 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24996 * tree-ssa.c (verify_phi_args): Verify that address taken
24997 variables have TREE_ADDRESSABLE set.
24999 2009-03-27 Richard Guenther <rguenther@suse.de>
25001 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25002 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25003 Do not mark decls TREE_ADDRESSABLE.
25004 (build_fold_addr_expr): Adjust.
25005 (fold_addr_expr): Remove.
25006 (fold_unary): Use build_fold_addr_expr.
25007 (fold_comparison): Likewise.
25008 (split_address_to_core_and_offset): Likewise.
25009 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25011 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25012 (gimplify_modify_expr_to_memcpy): Mark source and destination
25014 * omp-low.c (create_omp_child_function): Mark the object decl
25016 (lower_rec_input_clauses): Mark the var we take the address of
25018 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25020 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25022 PR middle-end/39315
25023 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25024 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25026 2009-03-27 Richard Guenther <rguenther@suse.de>
25028 PR tree-optimization/39120
25029 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25031 (handle_lhs_call): Process return constraints. Add escape
25032 constraints if necessary.
25033 (handle_const_call): Fill out return constraints. Make nested
25034 case more precise. Avoid consttmp if possible.
25035 (handle_pure_call): Fill out return constraints. Avoid
25036 callused if possible.
25037 (find_func_aliases): Simplify call handling.
25039 2009-03-27 Richard Guenther <rguenther@suse.de>
25041 PR tree-optimization/39120
25042 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25043 as a representative.
25044 (solve_graph): Do propagate CALLUSED.
25045 (handle_pure_call): Use a scalar constraint from CALLUSED for
25047 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25050 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25053 * c-common.c (handle_aligned_attribute): Properly check alignment
25054 overflow. Use (1U << i) instead of (1 << i).
25056 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25058 * expr.h (get_mem_align_offset): Updated.
25060 * tree.h (tree_decl_common): Change align to "unsigned int" and
25061 move it before pointer_alias_set.
25063 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25064 Jakub Jelinek <jakub@redhat.com>
25067 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25068 gr_register_operand with gr_reg_or_0_operand.
25069 (cmpxchg_rel_di): Likewise.
25070 (sync_lock_test_and_set<mode>): Likewise.
25072 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25074 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25075 (true_regnum): Likewise.
25077 * rtlanal.c (subreg_info): Moved to ...
25078 * rtl.h (subreg_info): Here. New.
25079 (subreg_get_info): New.
25081 * rtlanal.c (subreg_get_info): Make it extern.
25083 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25086 * config/i386/i386.c (ix86_abi): New.
25087 (override_options): Handle -mabi=.
25088 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25089 (ix86_call_abi_override): Likewise.
25090 (init_cumulative_args): Likewise.
25091 (function_arg_advance): Likewise.
25092 (function_arg_64): Likewise.
25093 (function_arg): Likewise.
25094 (ix86_pass_by_reference): Likewise.
25095 (ix86_function_value_regno_p): Likewise.
25096 (ix86_build_builtin_va_list_abi): Likewise.
25097 (setup_incoming_varargs_64): Likewise.
25098 (is_va_list_char_pointer): Likewise.
25099 (ix86_init_machine_status): Likewise.
25100 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25101 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25102 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25103 (ix86_function_abi): Make it static and return enum calling_abi.
25104 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25106 (ix86_fn_abi_va_list): Updated.
25108 * config/i386/i386.h (ix86_abi): New.
25109 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25110 (CONDITIONAL_REGISTER_USAGE): Likewise.
25111 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25112 (machine_function): Likewise.
25114 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25116 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25117 (STACK_BOUNDARY): Likewise.
25118 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25120 * config/i386/i386.opt (mabi=): New.
25122 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25123 return enum calling_abi.
25124 (ix86_function_type_abi): Likewise.
25125 (ix86_function_abi): Removed.
25127 * doc/invoke.texi: Document -mabi= option for x86.
25129 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25131 * builtins.c (real_dconstp): Delete.
25132 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25134 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25135 Jakub Jelinek <jakub@redhat.com>
25138 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25139 (gen_subprogram_die): When a function is explicit, generate the
25140 DW_AT_explicit attribute.
25141 * langhooks.h (struct lang_hooks_for_decls): Add
25142 function_decl_explicit_p langhook.
25143 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25144 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25146 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25148 * builtins.c (fold_builtin_memory_op): Optimize memmove
25149 into memcpy if we can prove source and destination don't overlap.
25151 * tree-inline.c: Include gt-tree-inline.h.
25152 (clone_fn_id_num): New variable.
25153 (clone_function_name): New function.
25154 (tree_function_versioning): Use it.
25155 * Makefile.in (GTFILES): Add tree-inline.c.
25157 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25159 * BASE-VER: Change to 4.5.0.
25161 2009-03-27 Xinliang David Li <davidxl@google.com>
25163 PR tree-optimization/39557
25164 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25166 2009-03-27 Xinliang David Li <davidxl@google.com>
25168 PR tree-optimization/39548
25169 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25172 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25174 * c-common.c (pointer_int_sum): Use %wd on return from
25177 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25179 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25180 on return from tree_low_cst.
25182 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25185 * ginclude/stdarg.h (va_copy): Define also for
25186 __GXX_EXPERIMENTAL_CXX0X__.
25188 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25191 * builtins.h (c_strlen): Do not warn here.
25192 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25193 * c-common.c (pointer_int_sum): Take an explicit location.
25194 Warn about offsets out of bounds.
25195 * c-common.h (pointer_int_sum): Adjust declaration.
25197 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25199 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25202 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25205 * opts.c (warn_if_disallowed_function_p): Don't assume
25206 get_callee_fndecl must return non-NULL.
25208 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25210 PR rtl-optimization/39522
25211 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25212 when reg_reloaded_valid is set.
25214 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25216 * config/spu/divv2df3.c: New file.
25217 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25218 (DPBIT_FUNCS): Filter out _div_df.
25220 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25222 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25223 a jump insn, count that jump in the distance to the loop start.
25225 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25228 * config/sh/sh.c (calc_live_regs): Fix condition for global
25229 registers except PIC_OFFSET_TABLE_REGNUM.
25231 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25234 * doc/invoke.texi (-mconsole): New.
25236 (-mno-cygwin): New.
25238 (-mnop-fun-dllimport): New.
25242 (sub section "i386 and x86-64 Windows Options"): New.
25244 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25246 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25247 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25249 2009-03-25 Richard Guenther <rguenther@suse.de>
25251 PR middle-end/39497
25252 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25255 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25257 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25258 neither of haifa/selective schedulers are working.
25260 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25262 * doc/invoke.texi (Debugging Options): Fix description of
25263 -fno-merge-debug-strings.
25265 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25267 * config/cris/libgcc.ver: New version-script.
25268 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25270 * configure.ac <GAS features, nop mnemonic>: Add pattern
25271 crisv32-*-* for "nop".
25272 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25273 * configure: Regenerate.
25275 2009-03-24 Ira Rosen <irar@il.ibm.com>
25277 PR tree-optimization/39529
25278 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25279 mark_sym_for_renaming for the tag copied to the new vector
25282 2009-03-24 Arthur Loiret <aloiret@debian.org>
25284 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25285 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25286 EXTRA_SPEC_FUNCTIONS.
25287 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25288 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25289 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25290 -march and -mtune options.
25292 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25294 * config/m68k/t-rtems: Add m5329 multilib.
25296 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25297 Jakub Jelinek <jakub@redhat.com>
25300 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25303 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25306 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25307 instead of c_parser_expression_conv, if original_code isn't one of the
25308 4 allowed comparison codes, fail.
25310 2009-03-23 Richard Guenther <rguenther@suse.de>
25312 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25313 * tree.h (struct tree_type): Likewise.
25314 * reload.h (struct insn_chain): Likewise.
25315 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25316 * function.h (struct function): Likewise.
25317 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25319 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25321 PR tree-optimization/39516
25322 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25324 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25326 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25327 should be set true if BITS_PER_WORD of target is bigger than 32
25329 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25331 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25332 Translate -B-options to -rpath-link. Correct existing
25333 rpath-link and conditionalize on !nostdlib.
25335 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25337 * doc/extend.texi (Function Attributes, Variable Attributes):
25339 * doc/invoke.texi (Debugging Options, Optimize Options)
25340 (i386 and x86-64 Options, MCore Options): Likewise.
25342 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25345 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25346 it for block local namespace aliases.
25347 (gen_decl_die): Pass context_die to gen_namespace_die.
25349 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25352 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25353 minimum or maximum value.
25355 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25357 * reginfo.c (globalize_reg): Recompute derived reg sets.
25359 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25362 * libgcc2.c (mprotect): Do not use signed arguments for
25363 VirtualProtect, use DWORD arguments. Also fix the 'may
25364 be used uninitialized' warning for the np variable.
25366 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25369 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25370 functions using regparm calling conventions when not optimizing.
25371 (ix86_function_sseregparm): Similarly for sseregparm calling
25374 2009-03-19 Li Feng <nemokingdom@gmail.com>
25376 PR middle-end/39500
25377 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25378 dependence if the first conflict is after niter iterations.
25380 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25382 PR middle-end/38609
25383 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25384 functions with dynamic stack-pointer adjustments.
25386 2009-03-19 Ben Elliston <bje@au.ibm.com>
25388 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25389 option; change to -msdata=data.
25391 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25393 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25396 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25399 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25401 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25403 * doc/invoke.texi (Code Gen Options): Expand discussion of
25406 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25408 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25409 * matrix-reorg.c (struct matrix_info): Likewise.
25410 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25411 * rtl.h (struct mem_attrs): Likewise.
25412 * df.h (struct df): Likewise.
25413 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25414 * ira-int.h (struct ira_allocno): Likewise.
25415 * df-scan.c (struct df_collection_rec): Likewise.
25416 * ira.c (struct equivalence): Likewise.
25417 * function.c (struct temp_slot): Likewise.
25418 * cfgloop.h (struct loop): Likewise.
25421 * function.c (use_register_for_decl): When not optimizing, disregard
25422 register keyword for variables with types containing methods.
25424 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25426 PR middle-end/39447
25427 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25428 (is_simple_operand): Call contains_component_ref_p before calling data
25429 reference analysis that would fail on COMPONENT_REFs.
25431 * tree-vrp.c (search_for_addr_array): Fix formatting.
25433 2009-03-18 Richard Guenther <rguenther@suse.de>
25435 * tree-vect-transform.c (vect_loop_versioning): Fold the
25436 generated comparisons.
25437 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25438 (slpeel_tree_peel_loop_to_edge): Likewise.
25440 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25442 PR middle-end/37805
25443 * opts.c (print_specific_help): In addition to `undocumented',
25444 accept `separate' and `joined' flags if passed alone. Describe
25445 output by the first matched one of those.
25446 (common_handle_option): Skip over empty strings.
25447 * gcc.c (display_help): Fix help string for `--help='.
25448 * doc/invoke.texi (Option Summary, Overall Options): With
25449 `--help=', classes and qualifiers can both be repeated, but
25450 only the latter can be negated. One should not pass only
25451 negated qualifiers. Fix markup and examples.
25454 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25455 PR middle-end/37805
25456 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25457 and -fhelp=separate.
25459 2009-03-17 Jing Yu <jingyu@google.com>
25461 PR middle-end/39378
25462 * function.h (struct rtl_data): Move is_thunk from here...
25463 (struct function): ...to here.
25464 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25465 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25467 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25469 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25470 (alpha_output_function_end_prologue): Likewise.
25471 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25472 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25473 (rs6000_output_function_epilogue): Likewise.
25474 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25476 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25479 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25480 from different units in a single alternative.
25481 (*truncdfsf_i387): Ditto.
25482 (*truncxfsf2_mixed): Ditto.
25483 (*truncxfdf2_mixed): Ditto.
25485 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25487 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25488 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25491 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25492 unused non-artificial variables when not optimizing.
25495 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25496 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25497 NAMESPACE_DECL in its DECL_INITIAL.
25499 PR middle-end/39443
25500 * optabs.c (set_user_assembler_libfunc): New function.
25501 * expr.h (set_user_assembler_libfunc): New prototype.
25502 * c-common.c: Include libfuncs.h.
25503 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25504 for memcmp, memset, memcpy, memmove and abort.
25505 * Makefile.in (c-common.o): Depend on libfuncs.h.
25508 * dwarf2out.c (gen_inlined_enumeration_type_die,
25509 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25510 gen_tagged_type_instantiation_die): Removed.
25511 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25514 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25517 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25519 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25520 (check-parallel-%): Ditto.
25521 (check-consistency): Ditto.
25523 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25525 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25526 local variable rhs by NULL_TREE.
25528 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25531 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25533 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25536 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25538 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25541 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25542 for ms->sysv ABI calls only in 64bit mode.
25544 * config/i386/i386.md (untyped_call): Support 32bit.
25546 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25548 * doc/extend.texi: Replace x86_65 with x86_64.
25550 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25552 PR tree-optimization/39455
25553 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25554 mismatches for POINTER_TYPE_P (type).
25555 (number_of_iterations_le): Likewise.
25557 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25559 * config/picochip/picochip.c: Removed profiling support.
25560 * config/picochip/picochip.md: Removed profiling instruction.
25561 * config/picochip/picochip.h: Removed profiling builtin.
25563 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25565 * doc/install.texi (--with-host-libstdcxx): Document.
25567 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25570 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25571 generate a warning if the function name does not begin with
25572 "__vector" and the function has either the 'signal' or 'interrupt'
25573 attribute, from here to ...
25574 (avr_declare_function_name): ...here. New function.
25575 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25576 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25578 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25581 * cse.c (fold_rtx): Don't modify original const_arg1 when
25582 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25583 separate variable instead.
25584 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25585 from out of range shift counts.
25586 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25588 2009-03-13 Catherine Moore <clm@codesourcery.com>
25590 * config/i386/x-mingw32 (host-mingw32.o): Replace
25591 diagnostic.h with $(DIAGNOSTIC_H).
25593 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25596 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25598 * config/i386/sync.md (sync_compare_and_swap<mode>,
25599 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25600 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25602 (sync_double_compare_and_swapdi_pic,
25603 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25604 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25606 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25609 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25611 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25614 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25615 (avx_addsubv4df3): Likewise.
25616 (*avx_addsubv4sf3): Likewise.
25617 (sse3_addsubv4sf3): Likewise.
25619 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25622 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25624 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25627 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25628 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25629 registers for allocnos created from user-defined variables.
25631 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25634 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25635 of non-integer mode as well.
25637 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25639 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25640 for functions for which the parameter types are unknown.
25642 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25645 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25646 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25647 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25648 * config/i386/i386.c (ix86_local_alignment): For
25649 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25650 long long variables on the stack to avoid dynamic realignment.
25651 Allow the first argument to be a decl rather than type.
25652 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25654 2009-03-11 Nick Clifton <nickc@redhat.com>
25657 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25659 Add description to mno-lsim option.
25660 * config/mcore/mcore.h: Remove comment about deprecated m4align
25662 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25663 * doc/invoke.texi: Add description of mno-lsim and
25664 mstack-increment options.
25666 * config/fr30/fr30.opt: Document the -mno-lsim option.
25667 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25668 and -mno-lsim options.
25670 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25672 * fold-const.c (fold_comparison): Only call fold_inf_compare
25673 if the mode supports infinities.
25675 2009-03-11 Jason Merrill <jason@redhat.com>
25678 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25679 end already did. Notice GIMPLE_CALL modifications of the result.
25680 Don't copy debug information from an ignored decl or a decl from
25683 2009-03-10 Richard Guenther <rguenther@suse.de>
25684 Nathan Froyd <froydnj@codesourcery.com>
25686 PR middle-end/37850
25687 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25688 (__divMODE3): Likewise.
25690 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25692 PR tree-optimization/39394
25693 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25694 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25696 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25698 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25699 inline asms for register asm ("") declarations.
25701 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25703 * fold-const.c (fold_unary): Fix comment.
25705 2009-03-07 Jan Hubicka <jh@suse.cz>
25708 * tree-inline.c (setup_one_parameter): Do replacement of const
25709 argument by constant in SSA form.
25711 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25713 PR middle-end/38028
25714 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25715 determine alignment passed to assign_stack_local.
25716 (assign_parms_unsplit_complex): Likewise.
25717 * except.c (sjlj_build_landing_pads): Likewise.
25719 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25721 PR middle-end/39360
25722 * tree-flow.h (add_referenced_var): Return bool instead of void.
25723 * tree-dfa.c (add_referenced_var): Return result of
25724 referenced_var_check_and_insert call.
25725 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25726 of referenced_var_check_and_insert.
25729 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25730 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25731 DIE, don't emit it if abstract origin already has it.
25732 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25733 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25735 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25737 * genpreds.c (needs_variable): Fix parentheses at variable name
25739 (write_tm_constrs_h): Indent generated code.
25741 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25743 * doc/extend.texi (Function Attributes): Add documentation
25744 for isr attributes.
25746 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25749 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25750 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25752 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25754 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25757 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25760 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25761 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25763 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25765 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25766 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25767 constants instead of magic numbers.
25768 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25770 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25771 (x86_64_ms_abi_int_parameter_registers): Ditto.
25772 (x86_64_int_return_registers): Ditto.
25773 (ix86_maybe_switch_abi): Ditto.
25774 (ix86_expand_call): Ditto for clobbered_registers array.
25775 (ix86_hard_regno_mode_ok): Ditto.
25776 (x86_extended_QIreg_mentioned_p): Ditto.
25778 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25780 PR tree-optimization/39349
25781 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25783 * combine.c (gen_lowpart_for_combine): Use omode when generating
25786 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25788 PR rtl-optimization/39235
25789 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25791 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25793 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25795 2009-03-04 Richard Guenther <rguenther@suse.de>
25797 PR tree-optimization/39362
25798 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25799 that occur in abnormal PHIs should be varying.
25801 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25803 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25805 (simple_iv): Take loop as an argument instead of statement.
25806 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25807 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25809 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25811 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25812 * matrix-reorg.c (analyze_transpose): Ditto.
25813 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25814 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25815 * tree-predcom.c (ref_at_iteration): Ditto.
25816 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25818 2009-03-04 Richard Guenther <rguenther@suse.de>
25820 PR tree-optimization/39358
25821 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25822 escaped_id and callused_id.
25823 (solve_graph): Likewise.
25825 2009-03-04 Richard Guenther <rguenther@suse.de>
25827 PR tree-optimization/39339
25828 * tree-sra.c (try_instantiate_multiple_fields): Make it
25829 no longer ICE on the above.
25831 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25833 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25834 that fits within Pmode.
25836 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25838 PR middle-end/10109
25839 * tm.texi (LIBCALL_VALUE): Update description.
25841 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25843 PR middle-end/34443
25844 * doc/extend.texi (section): Update description.
25846 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25848 PR middle-end/39345
25849 * tree-inline.c (remapped_type): New.
25850 (can_be_nonlocal): Call remapped_type instead of remap_type.
25852 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25855 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25856 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25858 2009-03-03 Richard Guenther <rguenther@suse.de>
25860 PR middle-end/39272
25861 * tree.c (tree_nonartificial_location): New function.
25862 * tree.h (tree_nonartificial_location): Declare.
25863 * builtins.c (expand_builtin_memory_chk): Provide location
25864 of the call location for artificial function pieces.
25865 (maybe_emit_chk_warning): Likewise.
25866 (maybe_emit_sprintf_chk_warning): Likewise.
25867 (maybe_emit_free_warning): Likewise.
25868 * expr.c (expand_expr_real_1): Likewise.
25870 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25872 PR tree-optimization/39343
25873 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25874 COMPONENT_REF t has ARRAY_TYPE.
25876 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25878 PR middle-end/39335
25879 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25880 when the type precision of the induction variable should be
25881 larger than the type precision of nit.
25882 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25883 * graphite.c (graphite_loop_normal_form): Same.
25884 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25886 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25888 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25889 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25890 numbers to describe clobbered registers.
25891 (*call_value_0_rex64_ms_sysv): Ditto.
25892 * config/i386/mmx.md (mmx_emms): Ditto.
25893 (mmx_femms): Ditto.
25895 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25897 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25900 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25902 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25903 (spu_section_type_flags): New function.
25905 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25907 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25908 reg_class_contents of FLOAT_REGS into a temporary.
25910 2009-03-02 Richard Guenther <rguenther@suse.de>
25911 Ira Rosen <irar@il.ibm.com>
25913 PR tree-optimization/39318
25914 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25915 information to the vectorized statement.
25917 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25919 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25920 variable. Use defined names instead of magic constants for REX SSE
25923 2009-03-01 Richard Guenther <rguenther@suse.de>
25925 PR tree-optimization/39331
25926 * omp-low.c (lower_send_shared_vars): Do not receive new
25927 values for the reference of DECL_BY_REFERENCE parms or results.
25929 2009-03-01 Jan Hubicka <jh@suse.cz>
25932 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25933 BLOCK_NONLOCALIZED_VAR): New macros.
25934 (tree_block): Add nonlocalized_vars.
25935 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25936 gen_decl_die): Add origin argument. Allow generation of die with
25937 origin at hand only.
25938 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25939 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25941 (gen_block_die): Fix checking for unused blocks.
25942 (process_scope_var): Break out from .... ; work with origins only.
25943 (decls_for_scope) ... here; process nonlocalized list.
25944 (dwarf2out_ignore_block): Look for nonlocalized vars.
25945 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25947 (dump_scope_block): Dump them.
25948 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25949 (remap_block): Likewise.
25950 (can_be_nonlocal): New predicate.
25951 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25953 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25955 * configure: Regenerate.
25957 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25959 * optc-gen.awk: No need to duplicate option flags twice.
25960 Reuse help texts for duplicate options which do not have any.
25962 * gcc.c (display_help): Document --version.
25964 * gcc.c (main): If print_help_list and verbose_flag, ensure
25965 driver output comes before subprocess output.
25967 * optc-gen.awk: Assign all remaining fields to help string,
25968 space-separated, for multi-line help in *.opt.
25970 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25971 -Wno-pedantic-ms-format is for MinGW targets only.
25973 * doc/options.texi (Option file format): Fix bad indentation,
25974 restoring dropped sentence.
25976 2009-02-28 Jan Hubicka <jh@suse.cz>
25978 * tree-inline.c (tree_function_versioning): Output debug info.
25980 2009-02-28 Jan Hubicka <jh@suse.cz>
25983 * tree-inline.c (setup_one_parameter): Do not copy propagate
25984 arguments when not optimizing.
25986 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25989 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25990 (avx_addsubv4df3): Likewise.
25991 (*avx_addsubv4sf3): Likewise.
25992 (sse3_addsubv4sf3): Likewise.
25993 (*avx_addsubv2df3): Likewise.
25994 (sse3_addsubv2df3): Likewise.
25995 (avx_unpckhps256): Correct item selectors.
25996 (avx_unpcklps256): Likewise.
25997 (avx_unpckhpd256): Likewise.
25998 (avx_unpcklpd256): Likewise.
26000 2009-02-28 Jan Hubicka <jh@suse.cz>
26002 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26004 (copy_arguments_for_versioning): If var is declared don't declare it.
26005 (tree_function_versioning): First setup substitutions and then copy
26008 2009-02-27 Jan Hubicka <jh@suse.cz>
26011 * cgraph.h (varpool_output_debug_info): Remove.
26012 * cgraphunit.c (varpool_output_debug_info): Remove.
26013 * dwarf2out.c (deferred_locations_struct): New struct
26014 (deferred_locations): New type.
26015 (deferred_locations_list): New static var.
26016 (deffer_location): New function.
26017 (gen_variable_die): Use it.
26018 (decls_for_scope): Output info on local static vars.
26019 (dwarf2out_finish): Process deferred locations.
26020 * varpool.c (varpool_output_debug_info): Remove.
26022 2009-02-27 Jan Hubicka <jh@suse.cz>
26025 * tree.h (TREE_PROTECTED): Fix comment.
26026 (BLOCK_HANDLER_BLOCK): Remove.
26027 (struct tree_block): Remove handler_block add body_block.
26028 (inlined_function_outer_scope_p): New.
26029 (is_body_block): Remove.
26030 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26031 * dwarf2out.c (is_inlined_entry_point): Remove.
26032 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26033 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26035 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26036 * gimplify.c (gimplify_expr): Gimplify body blocks.
26037 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26038 block with multiple subblocks.
26039 (dump_scope_block): Prettier output; dump more flags and info.
26040 (dump_scope_blocks): New.
26041 (remove_unused_locals): Use dump_scope_blocks.
26042 * tree-flow.h (dump_scope_blocks): Declare.
26043 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26044 * stmt.c (is_body_block): Remove.
26045 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26046 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26048 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26050 PR middle-end/39308
26051 * graphite.c (graphite_loop_normal_form): Do not call
26052 number_of_iterations_exit from a gcc_assert.
26054 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26056 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26057 jumps if COND is NULL.
26058 (find_cond_jump): New function.
26059 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26060 * config/s390/s390.md: Remove z10_cobra attribute value.
26062 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26064 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26065 force_const_mem returns NULL_RTX.
26067 2009-02-26 Jan Hubicka <jh@suse.cz>
26070 * cgraph.h (varpool_output_debug_info): Remove.
26071 * cgraphunit.c (varpool_output_debug_info): Remove.
26072 * dwarf2out.c (deferred_locations_struct): New struct
26073 (deferred_locations): New type.
26074 (deferred_locations_list): New static var.
26075 (deffer_location): New function.
26076 (gen_variable_die): Use it.
26077 (decls_for_scope): Output info on local static vars.
26078 (dwarf2out_finish): Process deferred locations.
26079 * varpool.c (varpool_output_debug_info): Remove.
26081 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26083 PR rtl-optimization/39241
26084 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26085 to subreg_offset_representable_p.
26087 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26089 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26090 execute function prototype. Get f and nregs from max_reg_num
26091 and get_insns. Remove the first backward pass as it's dead,
26092 guard the forward pass by flag_expensive_optimizations.
26093 (rest_of_handle_regmove): Delete.
26094 (pass_regmove): Replace it with regmove_optimize.
26096 2009-02-25 Martin Jambor <mjambor@suse.cz>
26098 PR tree-optimization/39259
26099 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26100 calls_alloca function flags.
26101 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26102 calls are detected.
26104 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26106 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26107 flags_set_1_rtx, flags_set_1_set): Delete.
26108 (regmove_optimize): Do not call mark_flags_life_zones.
26110 2009-02-24 Julian Brown <julian@codesourcery.com>
26113 * config/arm/arm.c (require_pic_register): Only set
26114 cfun->machine->pic_reg once per function.
26116 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26118 * doc/invoke.texi (Link Options): Document an easier way to pass
26119 options that take arguments to the GNU linker using -Xlinker and -Wl.
26121 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26124 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26126 2009-02-24 Richard Guenther <rguenther@suse.de>
26129 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26131 2009-02-24 Richard Guenther <rguenther@suse.de>
26132 Zdenek Dvorak <ook@ucw.cz>
26134 PR tree-optimization/39233
26135 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26136 from converting them to a generic type.
26138 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26140 PR tree-optimization/39260
26141 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26142 contains a condition with a real type.
26143 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26145 2009-02-23 Jason Merrill <jason@redhat.com>
26148 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26149 narrowing_initializer_constant_valid_p.
26150 (narrowing_initializer_constant_valid_p): Don't return
26151 null_pointer_node for adding a pointer to itself.
26153 2009-02-23 Jan Hubicka <jh@suse.cz>
26156 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26159 2009-02-23 Jan Hubicka <jh@suse.cz>
26161 PR tree-optimization/37709
26162 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26163 * tree.h (block_ultimate_origin): Declare.
26164 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26165 * tree-ssa-live.c (remove_unused_scope_block_p):
26166 Eliminate blocks containig no instructions nor live variables nor
26168 (dump_scope_block): New function.
26169 (remove_unused_locals): Enable removal of dead blocks by default;
26170 enable dumping at TDF_DETAILS.
26172 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26174 * config/i386/i386.c (classify_argument): Don't allow COImode
26176 (function_arg_advance_32): Don't allow OImode.
26177 (function_arg_32): Likewise.
26178 (function_value_32): Likewise.
26179 (return_in_memory_32): Likewise.
26180 (function_arg_64): Remove OImode comment.
26182 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26185 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26186 ix86_expand_vector_set for V4DImode in 64bit mode only.
26187 (ix86_expand_vector_init_one_var): Likewise.
26189 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26191 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26193 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26196 * loop-iv.c: Revert last change.
26197 * emit-rtl.c: Likewise.
26199 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26202 * config/i386/i386.c (type_natural_mode): Remove an extra
26203 space in the warning message.
26204 (function_value_32): Handle 32-byte vector modes.
26205 (return_in_memory_32): Likewise.
26207 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26209 * loop-iv.c (truncate_value): New function.
26210 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26212 (lowpart_subreg): Move to...
26213 * emit-rtl.c: ...here.
26215 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26217 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26218 accidental and undocumented change at revision 140860.
26220 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26222 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26223 take gimple_seq * arguments.
26224 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26225 types_compatible_p langhook.
26227 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26228 Joseph Myers <joseph@codesourcery.com>
26230 * config/arm/arm.c (arm_builtin_va_list): New function.
26231 (arm_expand_builtin_va_start): Likewise.
26232 (arm_gimplify_va_arg_expr): Likewise.
26233 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26234 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26235 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26236 (va_list_type): New variable.
26237 (arm_mangle_type): Mangle va_list_type appropriately.
26239 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26241 PR middle-end/39157
26242 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26243 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26244 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26245 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26246 parameter to 1000 for -O1 by default.
26247 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26249 * loop-invariant.c: Include params.h.
26250 (move_loop_invariants): Don't call move_single_loop_invariants on
26253 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26255 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26256 offset when calculating bounds for indexing stack_usage_map. Fixes
26257 a buffer overflow with certain target setups.
26259 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26262 * calls.c (expand_call): Clear try_tail_call if caller and callee
26263 disagree in promotion of function return value.
26265 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26268 * c-common.c (c_determine_visibility): If visibility changed and
26269 DECL_RTL has been already set, call make_decl_rtl to update symbol
26272 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26275 * varasm.c (assemble_variable): Don't check DECL_NAME when
26276 globalizing a variable.
26278 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26281 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26282 expression before any __builtin_trap call.
26283 * c-typeck.c (build_function_call): Convert and check function
26284 arguments before generating a call to a trap. Evaluate the
26285 function arguments before the trap.
26287 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26290 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26291 (UNSPEC_FXAM_MEM): New unspec.
26292 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26293 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26294 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26296 2009-02-19 Richard Guenther <rguenther@suse.de>
26298 PR tree-optimization/39207
26299 PR tree-optimization/39074
26300 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26301 storedanything_tree): New.
26302 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26303 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26304 (build_succ_graph): Add edges from STOREDANYTHING to all
26306 (init_base_vars): Initialize STOREDANYTHING.
26307 (compute_points_to_sets): Free substitution info after
26308 building the succ graph.
26309 (ipa_pta_execute): Likewise.
26311 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26313 (do_ds_constraint): Do not add to special var or non-pointer
26315 (type_could_have_pointers): Split out from ...
26316 (could_have_pointers): ... here. For arrays use the element type.
26317 (create_variable_info_for): Initialize may_have_pointers.
26318 (new_var_info): Likewise.
26319 (handle_lhs_call): Make the HEAP variable unknown-sized.
26320 (intra_create_variable_infos): Use a type with pointers for
26321 PARM_NOALIAS, make it unknown-sized.
26323 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26326 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26328 2009-02-18 Jason Merrill <jason@redhat.com>
26331 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26332 value if DECL_EXTERNAL.
26333 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26334 * target.h (gcc_target::binds_local_p): Clarify "module".
26335 * tree.h (TREE_PUBLIC): Clarify "module".
26337 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26340 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26341 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26343 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26346 * c.opt (Wabi): Support C and ObjC.
26349 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26351 * config/i386/i386.c (classify_argument): Warn once about the ABI
26352 change when passing union with long double.
26354 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26356 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26359 * c-parser.c (c_parser_compound_statement): Always enter and leave
26362 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26365 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26367 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26369 PR tree-optimization/36922
26370 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26371 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26374 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26376 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26379 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26381 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26383 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26385 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26388 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26389 Richard Sandiford <rdsandiford@googlemail.com>
26391 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26392 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26393 (loongson_biadd): ...this.
26395 2009-02-17 Richard Guenther <rguenther@suse.de>
26397 PR tree-optimization/39202
26398 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26399 a var make sure to follow existing collapses.
26401 2009-02-17 Richard Guenther <rguenther@suse.de>
26403 PR middle-end/39214
26404 * langhooks.c (lhd_print_error_function): Check for NULL block.
26406 2009-02-17 Richard Guenther <rguenther@suse.de>
26408 PR tree-optimization/39204
26409 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26412 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26414 * config/soft-fp/double.h: Update from glibc CVS.
26416 2009-02-17 Richard Guenther <rguenther@suse.de>
26418 PR tree-optimization/39207
26419 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26420 strict-aliasing warnings for pointers pointing to NULL.
26422 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26425 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26426 skipping until next close brace.
26428 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26431 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26432 to function argument boundary.
26434 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26436 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26437 in the lea_add. Reload eventually constraints it properly.
26438 * config/picochip/constraints.md: Remove the target constraint
26439 "b", since it is not needed anymore.
26441 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26443 * gthr-dce.h: Uglify function parameter and local variable names.
26444 * gthr-gnat.h: Likewise.
26445 * gthr-mipssde.h: Likewise.
26446 * gthr-nks.h: Likewise.
26447 * gthr-posix95.h: Likewise.
26448 * gthr-posix.h: Likewise.
26449 * gthr-rtems.h: Likewise.
26450 * gthr-single.h: Likewise.
26451 * gthr-solaris.h: Likewise.
26452 * gthr-tpf.h: Likewise.
26453 * gthr-vxworks.h: Likewise.
26454 * gthr-win32.h: Likewise.
26456 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26459 * config/i386/i386.md: Restrict the new peephole2 to move
26460 between MMX/SSE registers.
26462 2009-02-15 Richard Guenther <rguenther@suse.de>
26465 2009-02-13 Richard Guenther <rguenther@suse.de>
26467 * configure.ac: Enable LFS.
26468 * configure: Re-generate.
26469 * config.in: Likewise.
26471 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26473 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26474 spu_srqwbyte, spu_srqwbytebc): Define.
26475 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26476 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26477 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26478 "shrqby_<mode>"): New insn-and-split patterns.
26479 * config/spu/spu.c (expand_builtin_args): Determine and return
26480 number of operands using spu_builtin_description data.
26481 (spu_expand_builtin_1): Use it.
26483 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26486 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26489 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26492 * config/i386/i386.c (override_options): Correct warning
26493 messages for -malign-loops, -malign-jumps and -malign-functions.
26495 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26498 * config/i386/i386.md: Restrict the new peephole2 to move
26499 between the general purpose registers.
26501 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26504 * config/i386/i386.c (type_natural_mode): Add a new argument.
26505 Return the original mode and warn ABI change if vector size is 32byte.
26506 (function_arg_advance): Updated.
26507 (function_arg): Likewise.
26508 (ix86_function_value): Likewise.
26509 (ix86_return_in_memory): Likewise.
26510 (ix86_sol10_return_in_memory): Likewise.
26511 (ix86_gimplify_va_arg): Likewise.
26512 (function_arg_32): Don't warn ABX ABI change here.
26513 (function_arg_64): Likewise.
26515 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26517 * loop-iv.c (implies_p): In the final case, test that operands 0
26518 of the two comparisons match.
26520 * config/bfin/bfin.c (find_prev_insn_start): New function.
26521 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26522 (find_next_insn_start): Move.
26524 2009-02-13 Richard Guenther <rguenther@suse.de>
26526 * configure.ac: Enable LFS.
26527 * configure: Re-generate.
26528 * config.in: Likewise.
26530 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26533 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26534 sizes on syntax error after some arguments have been parsed.
26536 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26538 * doc/invoke.texi (-fira): Remove.
26540 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26542 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26543 * recog.c: Likewise.
26546 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26548 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26549 (umul_ppmm): Likewise.
26550 (count_leading_zeros): Likewise.
26551 (count_trailing_zeros): Likewise.
26552 (UMUL_TIME): Likewise.
26554 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26556 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26557 soft-fp/t-softfp to tmake_file.
26559 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26560 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26561 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26562 IA64_BUILTIN_INFQ]: New.
26563 (ia64_init_builtins): Initialize __builtin_infq,
26564 __builtin_fabsq and __builtin_copysignq if not HPUX.
26565 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26566 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26568 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26570 (__fixtfti): Likewise.
26571 (__fixunstfti): Likewise.
26572 (__floattitf): Likewise.
26574 * config/ia64/libgcc-glibc.ver: New.
26575 * config/ia64/t-fprules-softfp: Likewise.
26576 * config/ia64/sfp-machine.h: Likewise.
26578 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26579 (LIBGCC2_TF_CEXT): Likewise.
26580 (TF_SIZE): Likewise.
26581 (TARGET_INIT_LIBFUNCS): Likewise.
26583 * config/ia64/t-glibc (SHLINB_MAPFILES):
26584 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26586 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26588 * config/i386/i386.c (construct_container): Rewrite processing
26589 BLKmode with X86_64_SSE_CLASS.
26591 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26594 * config/i386/i386.md: Replace simplify_replace_rtx with
26595 replace_rtx in the new peephole2.
26597 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26599 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26600 loop unrolling do not happen at -O2.
26602 2009-02-12 Michael Matz <matz@suse.de>
26604 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26606 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26608 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26611 2009-02-12 Ben Elliston <bje@au.ibm.com>
26613 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26614 patterns when updating the back chain. Missed in the 2009-02-10
26617 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26619 * doc/extend.texi (Decimal Floating Types): Update identifier of
26620 draft TR and list of missing support.
26622 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26624 PR middle-end/39154
26625 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26626 bit to variable length decl's flags, add it also to its
26627 pointer replacement variable.
26629 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26630 Jakub Jelinek <jakub@redhat.com>
26633 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26634 (memory_blockage): New expander.
26635 (*memory_blockage): New insn pattern.
26636 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26637 instead of general blockage at the end of function prologue when
26638 frame pointer is used to access red zone area. Do not emit blockage
26639 when profiling, it is emitted in generic code.
26640 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26641 function epilogue when frame pointer is used to access red zone area.
26643 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26646 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26647 by arithmetic with memory operands.
26648 * config/i386/predicates.md (commutative_operator): New.
26650 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26652 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26655 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26657 * alias.h (record_alias_subset): Declare.
26658 * alias.c (record_alias_subset): Make global.
26660 2009-02-10 Nick Clifton <nickc@redhat.com>
26662 * tree-parloops.c: Change license to GPLv3.
26663 * ipa-struct-reorg.c: Change license to GPLv3.
26664 * ipa-struct-reorg.h: Change license to GPLv3.
26666 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26669 * c-decl.c (start_struct): Return NULL on error.
26671 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26673 PR middle-end/39124
26674 * cfgloopmanip.c (remove_path): Call remove_bbs after
26675 cancel_loop_tree, not before it.
26678 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26679 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26680 VAR_DECLs were seen.
26681 * tree-ssa-live.c (remove_unused_locals): Recompute
26682 cfun->has_local_explicit_reg_vars.
26683 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26684 copies or clearings if cfun->has_local_explicit_reg_vars.
26686 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26689 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26690 of function prologue when frame pointer is used to access
26693 2009-02-10 Richard Guenther <rguenther@suse.de>
26695 PR middle-end/39127
26696 * gimplify.c (gimple_regimplify_operands): Always look if
26697 we need to create a temporary.
26699 2009-02-10 Richard Guenther <rguenther@suse.de>
26701 PR tree-optimization/39132
26702 * tree-loop-distribution.c (todo): New global var.
26703 (generate_memset_zero): Trigger TODO_rebuild_alias.
26704 (tree_loop_distribution): Return todo.
26706 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26709 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26710 (x86_64_reg_class_name): Removed.
26711 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26712 first one isn't X86_64_SSE_CLASS or any other ones aren't
26713 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26714 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26715 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26716 and 3 X86_64_SSEUP_CLASS.
26717 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26718 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26720 2009-02-10 Ben Elliston <bje@au.ibm.com>
26722 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26723 form instruction to update the stack back chain word, even if the
26724 user has disabled the generation of update instructions.
26725 (movdi_<mode>_update_stack): New.
26726 (movsi_update_stack): Likewise.
26727 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26728 always use an update form instruction to update the stack back
26731 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26733 PR middle-end/38953
26734 * graphite.c (if_region_set_false_region): After moving a region in
26735 the false branch of a condition, remove the empty dummy basic block.
26736 (gloog): Remove wrong fix for PR38953.
26738 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26740 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26741 generation due to implicit sign extension.
26743 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26745 PR middle-end/38981
26746 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26747 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26749 2009-02-09 Richard Guenther <rguenther@suse.de>
26751 PR middle-end/35202
26752 * convert.c (convert_to_real): Disable (float)fn((double)x)
26753 to fnf(x) conversion if errno differences may occur and
26754 -fmath-errno is set.
26756 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26758 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26759 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26760 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26762 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26765 * c-common.c (handle_alias_attribute): Disallow attribute for
26766 anything not a FUNCTION_DECL or VAR_DECL.
26768 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26771 * real.c (do_compare): Special-case compare of zero against
26772 decimal float value.
26774 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26777 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26778 as indicating flexible array members unless the field itself is
26779 being declarared as the incomplete array.
26781 2009-02-06 Jan Hubicka <jh@suse.cz>
26783 PR tree-optimization/38844
26784 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26785 is already inlined.
26787 2009-02-06 Richard Guenther <rguenther@suse.de>
26789 PR middle-end/38977
26790 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26791 fork because we may expand it as __gcov_fork.
26793 2009-02-06 Nick Clifton <nickc@redhat.com>
26795 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26797 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26799 PR tree-optimization/35659
26800 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26801 vn_phi_eq): Shortcut if hashcode does not match.
26802 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26804 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26805 and avoid iterative_hash_expr.
26806 (FOR_EACH_VALUE_ID_IN_SET): New.
26807 (value_id_compare): Remove.
26808 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26809 sort expressions by value id.
26811 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26814 * config/sh/predicates.md (general_movsrc_operand): Don't check
26815 the subreg of system registers here.
26817 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26820 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26821 on the copied decl.
26823 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26825 PR rtl-optimization/39110
26826 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26827 addresses, not aligned ones.
26829 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26830 Richard Guenther <rguenther@suse.de>
26832 PR tree-optimization/39100
26833 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26834 comment says and add edges.
26836 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26839 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26840 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26842 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26844 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26845 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26846 register_bb_in_sese, new_sese, free_sese): Moved.
26847 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26848 outermost_loop_in_scop, build_scop_iteration_domain,
26849 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26850 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26851 Use loop_in_sese_p instead of loop_in_scop_p.
26852 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26853 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26854 (scopdet_basic_block_info): Fix bug in scop detection.
26855 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26856 eq_loop_to_cloog_loop): Remove.
26857 (nb_loops_around_loop_in_scop, nb_loop
26858 ref_nb_loops): Moved here...
26859 * graphite.h (ref_nb_loops): ... from here.
26860 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26861 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26862 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26864 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26865 Hans-Peter Nilsson <hp@axis.com>
26867 PR rtl-optimization/37889
26868 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26869 Move offset handling from PLUS to before the switch. Use new
26870 arguments when considering SYMBOL_REFs too.
26871 (rtx_addr_can_trap_p): Pass dummy offset and size.
26872 (enum may_trap_p_flags): Remove.
26873 (may_trap_p_1): Pass size from MEM_SIZE.
26875 PR rtl-optimization/38921
26876 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26877 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26878 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26879 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26881 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26883 AVX Programming Reference (January, 2009)
26884 * config/i386/sse.md (*vpclmulqdq): New.
26886 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26888 PR tree-optimization/38977
26889 PR gcov-profile/38292
26890 * calls.c (special_function_p): Disregard __builtin_ prefix.
26892 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26894 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26895 non-indexable addresses even before reload.
26897 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26900 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26901 as having variable size. Do not give an error for unnamed
26902 parameters with [*] declarators. Give a warning for type names
26903 with [*] declarators and mark them as variable size.
26904 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26905 for sizeof applied to [*] type names.
26907 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26910 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26912 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26914 * gcc.c (process_command): Update copyright notice dates.
26915 * gcov.c (print_version): Likewise.
26916 * gcov-dump.c (print_version): Likewise.
26917 * mips-tfile.c (main): Likewise.
26918 * mips-tdump.c (main): Likewise.
26920 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26923 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26924 for composite type involving a zero-length array type.
26926 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26929 * function.c (match_asm_constraints_1): Skip over
26930 initial optional % in the constraint.
26932 PR inline-asm/39059
26933 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26934 supported, don't accept FIXED_CSTs.
26935 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26936 and _Sat is used without _Fract/_Accum. Set specs->type to
26937 integer_type_node for cts_fract/cts_accum if fixed point is not
26940 2009-02-02 Catherine Moore <clm@codesourcery.com>
26942 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26944 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26946 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26947 (ABI_HAS_64BIT_SYMBOLS): Use it.
26948 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26950 2009-02-02 Paul Brook <paul@codesourcery.com>
26952 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26954 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26956 PR inline-asm/39058
26957 * recog.h (asm_operand_ok): Add constraints argument.
26958 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26959 recurse on matching constraint.
26960 (check_asm_operands): Pass constraints as 3rd argument to
26961 asm_operand_ok. Don't look up matching constraint here.
26962 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26965 2009-02-02 Ben Elliston <bje@au.ibm.com>
26967 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26968 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26970 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26972 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26973 information. Remove some obsolete information. Reorganize.
26975 * config/pa/fptr.c: Revert license to GPL 2.
26976 * config/pa/milli64.S: Likewise.
26978 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26981 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26982 LIBRARY name in, instead of hard-coding it.
26983 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26984 extra target make frag to tmake_files according to EH model.
26985 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26986 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26987 frags that define makefile variable EH_MODEL appropriately.
26988 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26989 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26990 to "-sjlj" according to type of EH configured.
26991 (LIBGCC_SONAME): Concatenate it to shared library base name.
26992 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26993 to "_sjlj" according to type of EH configured.
26994 (LIBGCC_SONAME): Concatenate it to shared library base name.
26995 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26996 (SHLIB_LINK): Add missing semicolon to if-else construct.
26997 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26998 string value of "pe_dll" command-line option.
26999 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27000 (SHLIB_SONAME): Use it when overriding t-cygming default.
27001 (SHLIB_IMPLIB): Override t-cygming default.
27002 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27003 string value of "pe_dll" command-line option.
27005 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27008 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27009 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27011 2009-01-31 Richard Guenther <rguenther@suse.de>
27013 PR tree-optimization/38937
27014 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27015 computing the transitive closure.
27017 2009-01-30 Richard Guenther <rguenther@suse.de>
27019 PR tree-optimization/39041
27020 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27021 Propagate variable indices only if the types match for this stmt.
27023 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27026 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27027 inline but never defined.
27029 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27031 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27032 (*insv_h_di_reg_extimm): New insn.
27033 (*insv_l<mode>_reg_extimm): New insn.
27035 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27037 * config/picochip/picochip.c (flag_conserve_stack): set
27038 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27039 fconserve-stack. Reduce call-overhead used by inliner.
27041 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27044 * common.opt (flag_conserve_stack): Initialised to zero.
27046 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27049 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27050 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27053 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27055 * ira-color.c (allocno_reload_assign): Update comments.
27056 * regmove.c (regmove_optimize): Likewise.
27060 2009-01-29 Robert Millan <rmh@aybabtu.com>
27062 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27063 * config/i386/kopensolaris-gnu.h: New file. Undefine
27064 `MD_UNWIND_SUPPORT'.
27065 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27067 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27069 PR tree-optimization/39007
27070 * tree-loop-distribution.c (generate_builtin): Use
27071 recompute_dominator to compute the immediate dominator of the
27072 basic block just after the loop.
27074 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27076 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27077 (ASM_OUTPUT_DWARF_PCREL): Define.
27079 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27081 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27082 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27083 global. Modify entries about regmove and IRA.
27085 * ra-conflict.c: Remove the file.
27087 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27089 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27090 (pass_regclass_init): Rename to pass_reginfo_init.
27092 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27094 * toplev.h (flag_ira): Remove.
27096 * caller-save.c (setup_save_areas): Remove flag_ira.
27098 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27100 * global.c: Remove the file.
27102 * opts.c (decode_options): Remove flag_ira.
27104 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27106 * regmove.c: Modify file description.
27107 (find_use_as_address, try_auto_increment): Define them only if
27108 AUTO_INC_DEC is defined.
27109 (replacement_quality, replace_in_call_usage, fixup_match_1,
27110 stable_and_no_regs_but_for_p): Remove.
27111 (reg_set_in_bb): Make it static.
27112 (regmove_optimize): Remove flag_ira and code which worked for
27115 * local-alloc.c: Remove the file.
27117 * common.opt (fira): Remove.
27119 * ira.c: Include except.h.
27120 (eliminable_regset): Move from global.c.
27121 (mark_elimination): Ditto. Remove flag_ira.
27122 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27123 equiv_mem_modified, validate_equiv_mem_from_store,
27124 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27125 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27126 no_equiv, recorded_label_ref): Move from local-alloc.c.
27127 (update_equiv_regs): Ditto. Make it static.
27128 (print_insn_chain, print_insn_chains): Move it from global.c.
27129 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27130 (build_insn_chain): Ditto. Make it static.
27131 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27132 Rename to init_live_subregs.
27133 (gate_ira): Remove flag_ira.
27135 * regclass.c: Rename reginfo.c. Change file description.
27136 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27137 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27138 (init_reg_sets_1): Remove code for evaluation of
27139 reg_class_superclasses and losing_caller_save_reg_set.
27140 (init_regs): Remove init_reg_autoinc.
27141 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27142 ok_for_base_p_nonstrict): Remove.
27143 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27144 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27145 corresponding entries.
27146 (dump_regclass, record_operand_costs, scan_one_insn,
27147 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27148 record_address_regs, auto_inc_dec_reg_p): Remove.
27149 (gt-regclass.h): Rename to gt-reginfo.h.
27151 * rtl.h (dump_global_regs, retry_global_alloc,
27152 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27154 * Makefile.in (RA_H): Remove.
27155 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27156 Rename regclass.o to reginfo.o.
27157 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27159 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27160 (GTFILES): Rename regclass.c to reginfo.c.
27162 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27163 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27165 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27166 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27168 (finish_spills): Ditto. Remove code for !flag_ira.
27170 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27172 PR middle-end/35854
27173 * doc/invoke.texi (rtl debug options): Complete rewrite.
27174 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27176 * mode-switching.c (pass_mode_switching): Rename pass from
27177 "mode-sw" to "mode_sw".
27178 * except.c (pass_convert_to_eh_ranges): Rename pass from
27179 "eh-ranges" to "eh_ranges".
27180 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27184 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27185 Alexander Monakov <amonakov@ispras.ru>
27187 PR middle-end/38857
27188 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27190 (move_exprs_to_boundary): Change return type and pass through
27191 should_move from move_op. Relax assert. Update usage ...
27192 (schedule_expr_on_boundary): ... here. Use should_move instead of
27194 (move_op_orig_expr_found): Indicate that insn was disconnected from
27196 (code_motion_process_successors): Do not call after_merge_succs
27197 callback if original expression was not found when traversing any of
27199 (code_motion_path_driver): Change return type. Update prototype.
27200 (move_op): Update comment. Add a new parameter (should_move). Update
27201 prototype. Set *should_move based on indication provided by
27202 move_op_orig_expr_found.
27204 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27206 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27207 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27208 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27209 * config/rs6000/rs6000.c (rs6000_override_options): Default
27210 avoid-indexed-addresses on for Power6, off for everything else.
27211 (avoiding_indexed_address_p): New function.
27212 (rs6000_legitimize_address): Use it.
27213 (rs6000_legitimate_address): Likewise.
27214 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27216 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27218 PR tree-optimization/38997
27219 * tree-loop-distribution.c (generate_memset_zero): Use
27220 POINTER_PLUS_EXPR for a pointer addition.
27222 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27224 * config/s390/s390.md (bswap<mode>2): New pattern added.
27226 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27228 * config/s390/s390.md (*tls_load_31): Added type attribute.
27230 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27232 * config/s390/s390.md: Fix a few comments.
27234 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27236 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27237 (*tm<mode>_full): Fixed z10prop attribute.
27238 (*tst<mode>_extimm): Fixed z10prop attribute.
27239 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27240 (*tstqiCCT_cconly): Fixed z10prop attribute.
27241 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27242 (*movsi_larl): Fixed z10prop attribute.
27243 (*movsi_zarch): Fixed z10prop attribute.
27244 (*movsi_eas): Fixed z10prop attribute.
27245 (*movhi): Fixed z10prop attribute.
27246 (*movqi): Fixed z10prop attribute.
27247 (*movstrictqi): Fixed z10prop attribute.
27248 (*mov<mode>): Fixed z10prop attribute.
27249 (*movcc): Fixed z10prop attribute.
27250 (*sethighpartdi_64): Fixed z10prop attribute.
27251 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27252 (*negdi2_sign_cc): Fixed z10prop attribute.
27253 (*negdi2_sign): Fixed z10prop attribute.
27254 (*absdi2_sign_cc): Fixed z10prop attribute.
27255 (*absdi2_sign): Fixed z10prop attribute.
27256 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27257 (*negabsdi2_sign): Fixed z10prop attribute.
27258 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27259 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27260 (doloop_si64): Fixed z10prop attribute.
27261 (doloop_si31): Fixed z10prop attribute.
27262 (doloop_long): Fixed z10prop attribute.
27263 (indirect_jump): Fixed z10prop attribute.
27264 (nop): Fixed z10prop attribute.
27265 (main_base_64): Fixed z10prop attribute.
27266 (reload_base_64): Fixed z10prop attribute.
27268 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27270 PR rtl-optimization/38740
27271 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27273 * config/mips/mips.c (mips_reorg): Likewise.
27275 2009-01-28 Richard Guenther <rguenther@suse.de>
27277 PR tree-optimization/38926
27278 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27279 with the correct value id to a value.
27280 (do_regular_insertion): Use the value number of edoubleprime
27281 for the value number of the expr.
27284 2008-08-21 Richard Guenther <rguenther@suse.de>
27286 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27287 a PHI ask VN if it is already available.
27288 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27289 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27291 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27293 PR middle-end/38934
27294 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27295 set to varying whenever max has TREE_OVERFLOW set, similarly
27296 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27298 2009-01-28 Richard Guenther <rguenther@suse.de>
27300 PR middle-end/38908
27301 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27302 uninitialized aggregate uses in call arguments.
27304 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27306 PR tree-optimization/38984
27307 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27308 the nothing_id variable if -fno-delete-null-pointer-checks.
27310 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27313 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27314 (set_got_offset_rex64): Ditto.
27316 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27319 * doc/extend.texi: Improve local variable with asm reg.
27321 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27323 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27324 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27325 was not supplied then set warn_packed_bitfield_compat to the
27326 default value of 1.
27327 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27330 2009-01-27 Richard Guenther <rguenther@suse.de>
27332 PR tree-optimization/38503
27333 * cfgexpand.c (expand_gimple_basic_block): Ignore
27334 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27335 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27336 variables that cannot have TBAA applied.
27337 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27340 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27342 PR middle-end/38969
27343 * calls.c (initialize_argument_information): Do not wrap complex
27344 arguments in SAVE_EXPR.
27346 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27348 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27349 (INSTALL_LIBGCC): Revert typo commit.
27351 2009-01-26 Richard Guenther <rguenther@suse.de>
27353 PR tree-optimization/38745
27354 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27355 from special handling.
27357 2009-01-26 Richard Guenther <rguenther@suse.de>
27359 PR tree-optimization/38745
27360 * tree-ssa.c (execute_update_addresses_taken): Do not include
27361 variables that cannot possibly be a register in not_reg_needs.
27362 Do not clear TREE_ADDRESSABLE on vars that may not become
27364 * tree-ssa.c (update_alias_info_1): Include those in the set
27365 of addressable vars.
27367 2009-01-26 Richard Guenther <rguenther@suse.de>
27369 PR middle-end/38851
27370 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27371 * tree-ssa-dse.c: Include langhooks.h
27372 (execute_simple_dse): Remove stores with zero size.
27374 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27377 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27380 2009-01-24 Julian Brown <julian@codesourcery.com>
27382 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27383 config/arm/linux-atomic.c.
27384 * config/arm/linux-atomic.c: New.
27386 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27388 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27389 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27390 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27392 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27395 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27398 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27400 PR tree-optimization/38953
27401 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27402 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27403 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27404 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27407 2009-01-24 Paul Brook <paul@codesourcery.com>
27409 * config/arm/neon.md (neon_type): Move to arm.md.
27410 (neon_mov<VSTRUCT>): Add neon_type attribute.
27411 * config/arm/arm.md (neon_type): Move to here.
27412 (conds): Add "unconditioal" and use as default for NEON insns.
27414 2009-01-24 Ben Elliston <bje@au.ibm.com>
27416 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27417 void *' warning from -Wc++-compat.
27418 * Makefile.in (dominance.o-warn): Remove.
27420 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27422 PR tree-optimization/38932
27423 * fold-const.c (fold_unary_ignore_overflow): New.
27424 * tree.h (fold_unary_ignore_overflow): Declare.
27425 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27426 * tree-ssa-sccvn.c (visit_reference_op_load,
27427 simplify_unary_expression): Likewise.
27429 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27431 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27432 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27433 regardless of their type.
27434 * c-common.c (handle_packed_attribute): Don't ignore packed on
27436 * c.opt (Wpacked-bitfield-compat): New warning option.
27437 * stor-layout.c (place_field): Warn if offset of a field changed.
27438 * doc/extend.texi (packed): Mention the ABI change.
27439 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27440 (Warning Options): Add it to the list.
27442 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27444 * c-opts.c (c_common_post_options): Fix a typo in comments.
27446 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27448 PR middle-end/38615
27449 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27450 variables to static.
27451 * doc/invoke.texi (-fmerge-all-constants): Update description.
27453 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27456 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27457 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27459 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27461 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27463 (LOCAL_ALIGNMENT): Similarly.
27465 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27466 Joseph Myers <joseph@codesourcery.com>
27468 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27469 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27470 * config/arm/arm-tune.md: Regenerate.
27471 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27474 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27476 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27477 version number to five.
27479 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27482 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27483 * c-common.c (set_underlying_type): Likewise.
27484 (is_typedef_decl ): Likewise
27486 (set_underlying_type): Likewise.
27487 (is_typedef_type): Likewise.
27489 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27491 PR middle-end/38587
27492 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27495 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27498 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27499 (LIBGCC_SPEC): Don't define.
27500 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27502 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27504 PR rtl-optimization/38879
27505 * alias.c (base_alias_check): Unaligned access via AND address can
27506 alias all surrounding object types except those with sizes equal
27507 or wider than the size of unaligned access.
27509 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27512 * c-decl.c (clone_underlying_type): Move this ...
27513 * c-common.c (set_underlying_type): ... here.
27514 Also, make sure the function properly sets TYPE_STUB_DECL() on
27515 the newly created typedef variant type.
27516 (is_typedef_decl ): New entry point.
27517 * tree.h: Added a new member member_types_needing_access_check to
27518 struct tree_decl_non_common.
27519 (set_underlying_type): New entry point.
27520 (is_typedef_type): Likewise.
27522 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27524 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27525 Check whether two instructions have memory references that
27526 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27527 are helper functions for traversing.
27528 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27529 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27530 not to draw dependency edge for instructions with non-conflicting
27533 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27536 * longlong.h: Update copyright years. Use soft-fp license notice.
27537 Sync __clz_tab declaration with glibc.
27539 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27542 * doc/extend.texi (syscall_linkage): New.
27543 (version_id): Modify.
27545 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27546 Richard Guenther <rguenther@suse.de>
27548 PR tree-optimization/38747
27549 PR tree-optimization/38748
27550 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27551 conversion if the base address is an indirect reference and the
27552 aliasing sets could cause issues.
27554 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27556 * common.opt (fgraphite, fgraphite-identity): Add comment for
27557 explaining why these options are not documented.
27559 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27561 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27562 gimple_call_lhs is NULL.
27564 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27567 * emit-rtl.c (adjust_address_1): Make sure memref is never
27570 2009-01-20 Ben Elliston <bje@au.ibm.com>
27572 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27573 const qualifier from arg parameter. Remove unnecessary cast to char *.
27574 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27575 const qualifier from arg 2.
27577 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27579 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27581 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27584 * rtl.h (reinit_regs): New prototype.
27585 * regclass.c: Include ira.h.
27586 (reinit_regs): New.
27587 * Makefile.in (regclass.o): Add ira.h.
27588 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27590 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27593 * c-common.c (handle_aligned_attribute): Use
27594 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27595 default alignment value.
27597 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27599 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27600 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27602 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27603 __BIGGEST_ALIGNMENT__.
27605 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27607 2009-01-18 Richard Guenther <rguenther@suse.de>
27609 PR tree-optimization/38819
27610 * tree-flow.h (operation_could_trap_helper_p): Declare.
27611 * tree-eh.c (operation_could_trap_helper_p): Export.
27612 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27613 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27614 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27615 are about to insert a possibly trapping instruction and fail
27618 2009-01-18 Andreas Schwab <schwab@suse.de>
27620 * doc/install.texi (Configuration): Remove obsolete paragraph
27621 about use of --with-gnu-ld with --with-gnu-as.
27623 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27625 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27626 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27627 Follow spelling conventions.
27629 2009-01-18 Ben Elliston <bje@au.ibm.com>
27631 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27632 C++ warning about implicit conversion from void * to struct
27634 (bitmap_obstack_free): Likewise for bitmap_element *.
27635 * Makefile.in (bitmap.o-warn): Remove.
27637 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27639 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27641 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27642 Tobias Grosser <tobi.grosser@amd.com>
27644 * graphite.c (graphite_trans_scop_block): Do not block single
27647 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27649 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27650 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27651 test with assertion.
27653 2009-01-16 Richard Guenther <rguenther@suse.de>
27655 PR tree-optimization/38835
27656 PR middle-end/36227
27657 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27658 and INT + PTR -> (INT)(PTR p+ INT) folding.
27659 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27661 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27664 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27665 the subreg from a lowpart subreg if it is also casting the value.
27667 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27668 Tobias Grosser <tobi.grosser@amd.com>
27670 * graphite.c (compare_prefix_loops): New.
27671 (build_scop_canonical_schedules): Rewritten.
27672 (graphite_transform_loops): Move build_scop_canonical_schedules
27673 after build_scop_iteration_domain.
27675 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27676 Tobias Grosser <tobi.grosser@amd.com>
27678 * graphite.c (add_conditions_to_domain): Add the loops to
27679 the dimension of the iteration domain. Do copy the domain
27680 only when it exists.
27681 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27682 (add_conditions_to_constraints): New.
27683 (can_generate_code_stmt, can_generate_code): Removed.
27684 (gloog): Do not call can_generate_code.
27685 (graphite_transform_loops): Call add_conditions_to_constraints
27686 after building the iteration domain.
27688 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27690 PR tree-optimization/38789
27691 * tree-ssa-threadedge.c
27692 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27693 __builtin_constant_p.
27695 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27697 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27698 examined before deleting them.
27700 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27702 * function.c (aggregate_value_p): Correctly extract the function
27703 type from CALL_EXPR_FN lookup.
27705 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27707 * config/picochip/picochip.c (picochip_override_options): Revert
27708 CFI asm flag disable commited previously.
27710 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27711 Tobias Grosser <tobi.grosser@amd.com>
27712 Jan Sjodin <jan.sjodin@amd.com>
27714 * graphite.c (scan_tree_for_params): On substractions negate
27715 all the coefficients of the term.
27716 (clast_to_gcc_expression_red): New. Handle reduction expressions
27717 of more than two operands.
27718 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27719 (get_vdef_before_scop): Handle also the case of default definitions.
27721 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27723 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27724 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27725 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27727 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27728 Joey Ye <joey.ye@intel.com>
27730 PR middle-end/37843
27731 * cfgexpand.c (expand_stack_alignment): Don't update stack
27732 boundary nor check incoming stack boundary here.
27733 (gimple_expand_cfg): Update stack boundary and check incoming
27734 stack boundary here.
27736 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27738 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27740 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27742 PR rtl-optimization/38245
27743 * calls.c (expand_call): Add stack arguments to
27744 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27745 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27746 in regs and partially in memory or BLKmode arguments.
27747 (emit_library_call_value_1): Add stack arguments to
27748 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27749 ACCUMULATE_OUTGOING_ARGS).
27750 * dce.c: Include tm_p.h.
27751 (find_call_stack_args): New function.
27752 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27754 (mark_insn): Call find_call_stack_args for CALL_Ps.
27755 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27756 forwards. Allocate and free arg_stores bitmap if needed, pass it
27757 down to deletable_insn_p, don't mark stores set in arg_stores
27758 bitmap, clear the bitmap at the beginning of each bb.
27759 * Makefile.in (dce.o): Depend on $(TM_P_H).
27761 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27764 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27765 to make sure the insn is a conditional test (bug 22599). Reformat a
27768 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27770 PR middle-end/38431
27771 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27772 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27773 (gloog): Do not call cleanup_tree_cfg.
27774 (graphite_transform_loops): Call cleanup_tree_cfg after all
27775 scops have been code generated.
27777 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27778 * doc/gty.texi (Invoking the garbage collector): Added new node
27779 and section documenting ggc_collect.
27781 2009-01-14 Richard Guenther <rguenther@suse.de>
27783 PR tree-optimization/38826
27784 PR middle-end/38477
27785 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27786 initialization notes only if we actually emitted a warning.
27787 (intra_create_variable_infos): Add constraints for a result decl
27788 that is passed by hidden reference.
27789 (build_pred_graph): Mark all related variables non-direct on
27792 2009-01-14 Nick Clifton <nickc@redhat.com>
27794 * ira-conflicts.c: Include addresses.h for the definition of
27796 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27797 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27799 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27802 * Makefile.in (ira-lives.o): Add except.h.
27804 * ira-lives.c: Include except.h.
27805 (process_bb_node_lives): Process can_throw_internal.
27807 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27809 PR rtl-optimization/38774
27810 * combine.c (simplify_set): When undoing cc_use change, don't do
27811 PUT_CODE on the newly created comparison, but instead put back the
27814 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27816 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27817 values. Remove duplicate arm8 entry.
27819 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27821 PR tree-optimization/38786
27822 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27823 the SSA_NAME case of expand_scalar_variables_expr.
27824 Set the type of an expression to the type of its assign statement.
27825 (expand_scalar_variables_expr): Also gather the scalar computation
27826 used to index the memory access. Do not pass loop_p.
27827 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27828 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27829 the gimple_stmt_iterator where it inserts new code.
27830 Do not pass loop_p.
27831 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27832 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27834 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27836 * graphite.h (debug_value): Removed.
27837 * graphite.c (debug_value): Removed.
27839 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27841 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27842 ldrd/strd with two 32-bit instructions.
27844 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27846 * config/arm/arm.c (struct processors): Pass for speed down into
27847 cost helper functions.
27848 (const_ok_for_op): Handle COMPARE and inequality nodes.
27849 (arm_rtx_costs_1): Rewrite.
27850 (arm_size_rtx_costs): Update prototype.
27851 (arm_rtx_costs): Pass speed down to helper functions.
27852 (arm_slowmul_rtx_costs): Rework cost calculations.
27853 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27854 (arm_9e_rtx_costs): Likewise.
27856 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27858 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27859 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27860 (alpha_legitimize_address): Do not split local symbols wider than
27861 UNITS_PER_WORD into HIGH/LO_SUM parts.
27863 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27866 * gcc.c (process_command): Replace call to execvp with calls
27867 to pex_one and exit.
27869 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27872 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27873 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27874 variant for devices with 3-byte PC.
27875 (__tablejump_elpm__): New.
27877 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27880 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27881 offsetof member-designator, handle it as `[0].'.
27883 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27885 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27886 function when not using named sections on targets with named sections
27887 if branch distance is less than 262132.
27889 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27891 * combine.c (combine_instructions): Recompute
27892 optimize_this_for_speed_p for each BB in the main combine loop.
27894 2009-01-12 Tomas Bily <tbily@suse.cz>
27897 * tree-loop-distribution.c (prop_phis): New function.
27898 (generate_builtin): Call prop_phis.
27900 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27902 PR tree-optimization/38807
27903 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27904 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27906 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27908 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27909 subreg of op0 to the original op0.
27911 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27913 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27915 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27918 * mips-tfile.c (parse_def): Fix parsing of def strings
27919 starting with digits.
27921 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27924 * config/arm/arm.c (arm_is_long_call_p): Don't call
27925 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27927 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27929 * regrename.c (regrename_optimize): Fix dumping.
27930 (find_oldest_value_reg): Preserve REG_POINTER.
27931 (copy_hardreg_forward_1): Likewise.
27933 2009-01-09 Diego Novillo <dnovillo@google.com>
27935 * gimple.h (struct gimple_statement_base) <uid>: Document
27936 the restrictions on its use.
27937 (gimple_uid): Tidy.
27938 (gimple_set_uid): Tidy.
27940 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27942 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27943 zero guard even if align_bytes != 0 and count is smaller than
27946 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27948 PR rtl-optimization/38495
27949 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27950 (add_range_and_copies_from_move_list): Print all added ranges.
27951 Add ranges to memory optimized destination.
27953 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27957 * config/i386/i386.c (override_options): Reject
27958 -mstringop-strategy=rep_8byte with -m32.
27959 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27960 to 1. Do count comparison against epilogue_size_needed at compile
27961 time even when count_exp was constant forced into register. For
27962 size_needed don't jump to epilogue, instead just avoid aligning
27963 and invoke the body algorithm. If need_zero_guard, add zero guard
27964 even if count is non-zero, but smaller than size_needed + number of
27965 bytes that could be stored for alignment.
27966 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27967 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27968 but smaller than size_needed + number of bytes that could be stored
27969 for alignment. Compare size_needed with epilogue_size_needed instead
27970 of desired_align - align, don't adjust size_needed, pass
27971 epilogue_size_needed to the epilogue expanders.
27974 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27976 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27978 * pa.c (last_address): Change to unsigned.
27979 (update_total_code_bytes): Change argument to unsigned. Don't
27980 check if insn addresses are set.
27981 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27982 addresses are not set.
27983 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27985 2009-01-09 Nick Clifton <nickc@redhat.com>
27987 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27988 DECL_DECLARED_INLINE_P.
27990 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27992 PR middle-end/38347
27993 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27994 GET_MODE (op0) in operand_subword_force calls.
27996 PR middle-end/38771
27997 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27998 fold_convert arg0 operands to TREE_TYPE (op0) first.
28000 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28002 * params.def (ira-max-conflict-table-size): Decrease default value
28005 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28007 PR tree-optimization/37031
28008 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28010 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28011 allocate it using gc instead of heap, use VEC_quick_push instead of
28013 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28014 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28015 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28016 allocated vector from heap allocated.
28017 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28018 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28019 vector only after perfect_loop_nest_depth call.
28021 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28022 Jan Sjodin <jan.sjodin@amd.com>
28024 PR tree-optimization/38559
28025 * graphite.c (debug_value, copy_constraint,
28026 swap_constraint_variables, scale_constraint_variable, ): New.
28027 (get_lower_bound, get_upper_bound): Removed.
28028 (graphite_trans_bb_strip_mine): Clean up this code that works
28029 only for constant number of iterations. Fully copy upper and
28030 lower bound constraints, not only the constant part of them.
28031 * graphite.h (debug_value): Declared.
28033 2009-01-08 Ira Rosen <irar@il.ibm.com>
28035 PR tree-optimization/37194
28036 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28037 Don't add the cost of cost model guard in prologue to scalar
28038 outside cost in case of known number of iterations.
28040 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28041 Alan Modra <amodra@bigpond.net.au>
28043 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28044 non-word-aligned REG+CONST addressing.
28046 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28049 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28050 free_after_compilation when outputting a thunk.
28051 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28052 Do not call free_after_compilation here.
28054 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28056 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28057 (ix86_valid_target_attribute_inner_p): Ditto.
28059 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28061 PR tree-optimization/38492
28062 PR tree-optimization/38498
28063 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28064 * tree-chrec.h (scev_is_linear_expression): Declared.
28065 * graphite.c (graphite_cannot_represent_loop_niter): New.
28066 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28067 (graphite_loop_normal_form): Use gcc_assert.
28068 (scan_tree_for_params): Use CASE_CONVERT.
28069 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28070 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28071 Use gcc_assert. Discard scops that contain unhandled cases.
28072 (build_scop_conditions): Return a boolean status for unhandled cases.
28073 (strip_mine_profitable_p): Print the loop number, not its depth.
28074 (is_interchange_valid): Pass the depth of the loop nest, don't
28075 recompute it wrongly.
28076 (graphite_trans_bb_block): Same.
28077 (graphite_trans_bb_block): Print tentative of loop blocking.
28078 (graphite_trans_scop_block): Do not print that the loop has been
28080 (graphite_transform_loops): Do not handle scops that contain condition
28083 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28085 AVX Programming Reference (December, 2008)
28086 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28087 (_mm256_stream_pd): Likewise.
28088 (_mm256_stream_ps): Likewise.
28090 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28091 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28092 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28093 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28094 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28095 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28096 (ix86_expand_special_args_builtin): Likewise.
28098 * config/i386/sse.md (AVXMODEDI): New.
28099 (avx_movnt<mode>): Likewise.
28100 (avx_movnt<mode>): Likewise.
28101 (<sse>_movnt<mode>): Remove AVX support.
28102 (sse2_movntv2di): Likewise.
28104 2009-01-07 Richard Guenther <rguenther@suse.de>
28106 PR middle-end/38751
28107 * fold-const.c (extract_muldiv): Remove obsolete comment.
28108 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28109 to PLUS_EXPR canonicalization for the canonicalization.
28111 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28113 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28114 hosted cross-compilers generating less efficient code.
28116 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28118 * function.h (rtl_data): Add a dbr_scheduled_p field.
28119 * reorg.c (dbr_schedule): Set it.
28120 (gate_handle_delay_slots): Check it.
28121 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28122 (mips_reorg): Check flag_delayed_branch instead of
28123 mips_base_delayed_branch.
28124 (mips_override_options): Don't set mips_base_delayed_branch
28125 or flag_delayed_branch.
28127 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28129 PR rtl-optimization/38426.
28130 * ira.c (ira): Set current_function_is_leaf earlier.
28132 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28134 PR rtl-optimization/38722
28135 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28136 too early, only set a flag and modify after last possible
28139 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28142 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28143 * real.c (decimal_single_format): Correct values of emin and emax.
28144 (decimal_double_format): Ditto.
28145 (decimal_quad_format): Ditto.
28146 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28147 computation of DECnn_MIN and DECnn_MAX for corrected values of
28148 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28149 __DECnn_MIN__, and adjust its computation for the corrected value
28152 2009-01-06 Jan Hubicka <jh@suse.cz>
28155 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28157 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28159 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28160 Add Robert Clark to the list of testers.
28162 2009-01-06 Jan Hubicka <jh@suse.cz>
28163 Kai Tietz <kai.tietz@onevision.com>
28165 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28166 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28168 2009-01-06 Jan Hubicka <jh@suse.cz>
28169 Kai Tietz <kai.tietz@onevision.com>
28171 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28173 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28174 (ix86_nsaved_regs): Count only general purpose regs.
28175 (ix86_nsaved_sseregs): New.
28176 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28177 to 16 for w64; compute padding and size of sse reg save area.
28178 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28179 general purpose regs.
28180 (ix86_emit_save_sse_regs_using_mov): New.
28181 (ix86_expand_prologue): Save SSE regs if needed.
28182 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28183 (ix86_emit_restore_sse_regs_using_mov): New.
28184 (ix86_expand_epilogue): Save SSE regs if needed.
28186 2009-01-06 Jan Hubicka <jh@suse.cz>
28187 Kai Tietz <kai.tietz@onevision.com>
28189 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28190 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28191 functions when accumulate outgoing args is off.
28193 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28196 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28197 before using pseudos_have_intersected_live_ranges_p.
28199 * ira-int.h (ira_assert): Always define.
28201 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28203 AVX Programming Reference (December, 2008)
28204 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28205 (_mm256_permute2_pd): Likewise.
28206 (_mm_permute2_ps): Likewise.
28207 (_mm256_permute2_ps): Likewise.
28208 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28209 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28211 * config/i386/i386.c (ix86_builtins): Remove
28212 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28213 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28214 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28215 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28216 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28217 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28218 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28219 __builtin_ia32_vpermil2ps256.
28220 (ix86_init_mmx_sse_builtins): Updated.
28221 (ix86_expand_args_builtin): Likewise.
28223 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28225 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28226 long absolute calls when generating PA 2.0 code.
28228 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28230 PR rtl-optimization/38583
28231 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28233 * params.def (ira-max-conflict-table-size): New.
28235 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28237 * ira.h (ira_conflicts_p): New external definition.
28239 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28240 table. Report this. Return result of building.
28241 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28242 building conflict table.
28244 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28245 (ira_color): Use ira_conflicts_p.
28247 * global.c: Include ira.h.
28248 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28251 * Makefile.in (global.o): Add ira.h.
28253 * ira-build.c (mark_all_loops_for_removal,
28254 propagate_some_info_from_allocno): New.
28255 (remove_unnecessary_allocnos): Call
28256 propagate_some_info_from_allocno.
28257 (remove_low_level_allocnos): New.
28258 (remove_unnecessary_regions): Add parameter. Call
28259 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28260 parameter to remove_unnecessary_regions.
28261 (ira_build): Remove all regions but root if the conflict table was
28262 not built. Update conflict hard regs for allocnos crossing calls.
28264 * ira.c (ira_conflicts_p): New global.
28265 (ira): Define and use ira_conflicts_p.
28267 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28268 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28269 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28271 2009-01-06 Ben Elliston <bje@au.ibm.com>
28273 * gengtype-lex.l (YY_NO_INPUT): Define.
28275 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28278 * c-common.c (handle_vector_size_attribute): Also reject
28279 BOOLEAN_TYPE types.
28281 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28283 PR tree-optimization/38492
28284 * graphite.c (rename_map_elt, debug_rename_elt,
28285 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28286 rename_map_elt_info, eq_rename_map_elts,
28287 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28288 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28289 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28290 (sese_build_livein_liveouts): New.
28291 (new_sese, free_sese): New.
28292 (new_scop): Call new_sese.
28293 (free_scop): Call free_sese.
28294 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28295 (register_old_new_names): Renamed register_old_and_new_names.
28296 (register_scop_liveout_renames, add_loop_exit_phis,
28297 insert_loop_close_phis, struct igp,
28298 default_liveout_before_guard, add_guard_exit_phis,
28299 insert_guard_phis, copy_renames): New.
28300 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28301 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28302 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28303 (scop_adjust_phis_for_liveouts): New.
28304 (gloog): Call scop_adjust_phis_for_liveouts.
28306 * graphite.h (struct sese): Documented. Added fields liveout,
28307 num_ver and livein.
28308 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28309 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28310 (struct scop): Added field liveout_renames.
28311 (SCOP_LIVEOUT_RENAMES): New.
28313 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28315 PR tree-optimization/38510
28316 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28317 (translate_clast): Call recompute_all_dominators before
28319 (gloog): Call recompute_all_dominators before graphite_verify.
28321 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28322 Jan Sjodin <jan.sjodin@amd.com>
28324 PR tree-optimization/38500
28325 * graphite.c (create_sese_edges): Call fix_loop_structure after
28328 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28330 * config.gcc: Add m32r*-*-rtems*.
28331 * config/m32r/rtems.h: New file.
28333 2009-01-05 Ben Elliston <bje@au.ibm.com>
28335 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28336 (.po.pox): Likewise.
28337 (po/gcc.pot): Likewise.
28339 2009-01-04 David S. Miller <davem@davemloft.net>
28341 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28342 (STARTING_FRAME_OFFSET): Always set to zero.
28344 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28346 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28347 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28348 fixed-point types, and vectors of the same.
28350 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28352 * config/mips/sync.md (*mb_barrier): Rename to...
28353 (*memory_barrier): ...this.
28355 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28357 * doc/extend.texi (Function Attributes): Move @cindex after @item
28358 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28359 and put in alphabetical order. Fix 'target' name and put in order.
28360 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28363 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28365 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28366 (memory_barrier): Expand as unspec instead of unspec_volatile.
28367 Remove mem:BLK from insn operands. Use Pmode scratch register.
28368 (*memory_barrier): Define as unspec instead of unspec_volatile.
28369 Use (match_dup 0) as input operand.
28371 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28372 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28373 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28374 scratch register. Remove operand 1.
28375 (*stbar): Define as unspec instead of unspec_volatile.
28376 Use (match_dup 0) as input operand, remove (const_int 8).
28377 (*membar): Define as unspec instead of unspec_volatile.
28378 Use (match_dup 0) as input operand, remove input operand 2.
28380 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28381 (memory_barrier): Expand as unspec instead of unspec_volatile.
28382 Remove mem:BLK from insn operands. Use Pmode scratch register.
28383 (*memory_barrier): Define as unspec instead of unspec_volatile.
28384 Use (match_dup 0) as input operand.
28386 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28387 Remove mem:BLK from insn operands. Use Pmode scratch register.
28388 Set volatile flag on operand 0.
28389 (*memory_barrier): New insn pattern.
28391 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28393 (*memory_barrier): Use (match_dup 0) as input operand.
28395 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28396 Remove mem:BLK from insn operands. Use Pmode scratch register.
28397 Set volatile flag on operand 0.
28398 (*mb_internal): New insn pattern.
28400 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28402 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28404 PR middle-end/38586
28405 * function.c (struct temp_slot): Move to the section of the file
28406 that deals with temp slots. Remove field 'address'.
28407 (temp_slot_address_table): New hash table of address -> temp slot.
28408 (struct temp_slot_address_entry): New struct, items for the table.
28409 (temp_slot_address_compute_hash, temp_slot_address_hash,
28410 temp_slot_address_eq, insert_temp_slot_address): Support functions
28412 (find_temp_slot_from_address): Rewrite to use the new hash table.
28413 (remove_unused_temp_slot_addresses): Remove addresses of temp
28414 slots that have been made available.
28415 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28416 worker function for remove_unused_temp_slot_addresses.
28417 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28418 Add the temp slot address to the address -> temp slot map.
28419 (update_temp_slot_address): Update via insert_temp_slot_address.
28420 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28421 (pop_temp_slots): Likewise.
28422 (init_temp_slots): Allocate the address -> temp slot map, or empty
28423 the map if it is already allocated.
28424 (prepare_function_start): Initialize temp slot processing.
28426 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28428 PR middle-end/38584
28429 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28430 Calculate the size of all stack vars assuming no packing of stack
28431 vars will happen, replacing a quadratic algorithm with a linear one.
28433 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28436 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28439 2009-01-03 Diego Novillo <dnovillo@google.com>
28441 * doc/contrib.texi: Update contributions.
28443 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28446 * builtins.c (fold_builtin_memory_op): Give up if either operand
28447 is volatile. Set srctype or desttype to non-qualified version
28451 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28452 and FUNCTION_DECLs.
28454 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28456 PR rtl-optimization/35805
28457 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28458 problem if fast dce is able to remove any instructions.
28459 * dce.c (dce_process_block): Fix dump message.
28461 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28464 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28466 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28468 PR middle-end/38690
28469 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28470 * tree-pretty-print.c (op_code_prio): New function.
28471 (op_prio): No longer static. Use op_code_prio.
28472 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28473 Use op_prio and op_code_prio to determine if () should be
28474 printed around operand(s) or not.
28476 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28477 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28478 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28479 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28480 pp_character instead of pp_string for single letter printing.
28482 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28484 * doc/extend.texi: Fix '#pragma GCC option' typo.
28486 2009-01-02 Richard Guenther <rguenther@suse.de>
28488 * doc/install.texi (--enable-checking): Mention different
28489 default for stage1.
28490 (--enable-stage1-checking): Document.
28492 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28494 PR middle-end/30142
28495 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28496 case to be an error.
28498 2009-01-02 Ben Elliston <bje@au.ibm.com>
28500 * config/fp-bit.h (pack_d): Constify argument.
28501 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28502 (isnan): Constify argument.
28504 (iszero): Likewise.
28505 (pack_d): Likewise.
28506 (_fpadd_parts): Constify return type.
28507 (_fpmul_parts): Likewise.
28508 (_fpdiv_parts): Likewise.
28510 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28513 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28514 warn about overwriting initializer with side-effects or
28515 -Woverride-init if !IMPLICIT.
28516 (output_init_element): Likewise. Pass IMPLICIT down to
28518 (process_init_element): Add IMPLICIT argument. Pass it down
28519 to output_init_element.
28520 (push_init_element, pop_init_level, set_designator): Adjust
28521 process_init_element callers.
28522 (set_nonincremental_init, set_nonincremental_init_from_string):
28523 Adjust add_pending_init callers.
28524 (output_pending_init_elements): Adjust output_init_element callers.
28525 * c-tree.h (process_init_element): Adjust prototype.
28526 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28527 process_init_element callers.
28530 Copyright (C) 2009 Free Software Foundation, Inc.
28532 Copying and distribution of this file, with or without modification,
28533 are permitted in any medium without royalty provided the copyright
28534 notice and this notice are preserved.