1 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
4 all OLD_RTXes, not just REGs. Use copy_rtx to create the
7 2009-10-11 Richard Guenther <rguenther@suse.de>
9 * gimple.c (iterative_hash_type_name): Do not handle special
12 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
14 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
15 (*setcc_si_1_and): Ditto.
16 (*setcc_si_1_movzbl): Ditto.
17 (*setcc_<mode>_2): Ditto.
18 (*setcc_qi): Rename from *setcc_1.
19 (*setcc_qi_slp): Rename from *setcc_2.
21 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
22 (*zero_extendqisi2_movzbw_and splitter): Ditto.
24 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
25 "if" condition, there is already assert with reload_completed present.
27 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
29 * plugin.c (try_init_one_plugin): Improve constness of variable err.
31 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
33 * doc/install.texi (Final install): Refer to
34 http://gcc.gnu.org/bugs/ for bug reporting.
36 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
38 * configure.ac: Add test for dci instruction.
39 * configure: Regenerate.
40 * config.in: Likewise.
41 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
42 * doc/invoke.texi: Add cpu_type 476 and 476fp.
43 (-mmulhw): Add 476 to description.
45 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
46 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
47 (processor_target_table): Add 476 and 476fp entries.
48 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
49 (rs6000_issue_rate): Add CPU_PPC476.
50 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
51 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
52 (processor_type): Add PROCESSOR_PPC476.
53 (EXTRA_SPECS): Add asm_cpu_476 string.
54 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
55 (define_attr "cpu"): Add ppc476.
57 Update comments for 476.
58 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
59 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
60 Update copyright year.
61 * config/rs6000/476.md: New file.
62 * config/rs6000/40x.md: Add description for "isel" attribute.
63 Update copyright year.
64 * config/rs6000/440.md: Likewise.
65 * config/rs6000/603.md: Likewise.
66 * config/rs6000/6xx.md: Likewise.
67 * config/rs6000/7450.md: Likewise.
68 * config/rs6000/7xx.md: Likewise.
69 * config/rs6000/8540.md: Likewise.
70 * config/rs6000/cell.md: Likewise.
71 * config/rs6000/e300c2c3.md: Likewise.
72 * config/rs6000/e500mc.md: Likewise.
73 * config/rs6000/mpc.md: Likewise.
74 * config/rs6000/power4.md: Likewise.
75 * config/rs6000/power5.md: Likewise.
76 * config/rs6000/power6.md: Likewise.
77 * config/rs6000/power7.md: Likewise.
78 * config/rs6000/rios1.md: Likewise.
79 * config/rs6000/rios2.md: Likewise.
80 * config/rs6000/rs64.md: Likewise.
82 2009-10-10 Richard Guenther <rguenther@suse.de>
84 PR tree-optimization/41654
85 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
86 a cond expr before calling gimple_cond_set_condition_from_tree.
87 (ifcombine_iforif): Likewise.
89 2009-10-09 Ian Lance Taylor <iant@google.com>
91 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
94 2009-10-09 Neil Vachharajani <nvachhar@google.com>
96 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
99 2009-10-09 Richard Guenther <rguenther@suse.de>
102 * target-def.h (TARGET_BUILTIN_DECL): Define.
103 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
104 * target.h (struct gcc_target): Add builtin_decl target hook.
105 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
106 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
108 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
110 (lto_output_builtin_tree): Sorry if the target does not support
111 streaming target builtins.
112 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
113 (rs6000_builtin_decl): New function.
114 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
115 (ix86_builtin_decl): New function.
117 2009-10-09 Jakub Jelinek <jakub@redhat.com>
119 PR preprocessor/41445
120 * c-ppoutput.c (do_line_change): New function.
121 (cb_line_change): Use it.
122 (scan_translation_unit): Call do_line_change if
123 avoid_paste or PREV_WHITE and token location is on a different line
127 * dwarf2out.c (dwarf2out_init): Test whether
128 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
131 PR rtl-optimization/41646
132 * calls.c (expand_call): For BLKmode types returned in registers
133 avoid likely spilled hard regs in copy_blkmode_from_reg generated
136 2009-10-09 Richard Guenther <rguenther@suse.de>
138 PR tree-optimization/41634
139 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
140 we remove the correct elements.
141 (optimize_stmt): Make sure to update stmt operands before
142 optimizing redundancies.
144 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
146 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
148 2009-10-09 Richard Guenther <rguenther@suse.de>
151 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
153 (lto_wrapper_exit): New function.
155 (fatal_perror): Likewise.
156 (fork_execute): Use global args_name, do not free it.
157 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
158 * lto-streamer.h: Remove duplicate prototypes.
160 2009-10-09 Richard Guenther <rguenther@suse.de>
162 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
163 before calling stmt_can_throw_external.
165 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
167 PR tree-optimization/40071
168 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
169 pointer if the original data reference doesn't conflict with the
170 created vector data reference. Fix long line.
172 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
174 * config/i386/i386.md (any_div): New code iterator.
175 (u): Handle div and udiv.
177 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
179 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
180 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
181 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
182 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
184 2009-10-08 Joseph Myers <joseph@codesourcery.com>
186 * gcc.c (main): Remove trailing "." from diagnostics.
188 2009-10-08 Cary Coutant <ccoutant@google.com>
190 Add support for debugging with ICF (Identical Code Folding).
191 * calls.c (debug.h): New #include.
192 (emit_call_1): Call virtual_call_token debug hook.
193 * common.opt (-fenable-icf-debug): New option.
194 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
195 locations in the source).
196 (poc_label_num): New variable.
197 (dcall_entry, vcall_entry): New typedefs.
198 (dcall_table, vcall_table): New variables.
199 (struct vcall_insn): New type.
200 (vcall_insn_table): New variable.
201 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
202 (size_of_dcall_table): New function.
203 (output_dcall_table): New function.
204 (size_of_vcall_table): New function.
205 (output_vcall_table): New function.
206 (dwarf2out_direct_call): New function.
207 (vcall_insn_table_hash): New function.
208 (vcall_insn_table_eq): New function.
209 (dwarf2out_virtual_call_token): New function.
210 (dwarf2out_virtual_call): New function.
211 (dwarf2out_init): Allocate new tables and sections.
212 (prune_unused_types): Mark DIEs referenced from direct call table.
213 (dwarf2out_finish): Output direct and virtual call tables.
214 * final.c (final_scan_insn): Call direct_call and virtual_call
216 * debug.h (struct gcc_debug_hooks): Add direct_call,
217 virtual_call_token, virtual_call hooks.
218 (debug_nothing_uid): New function.
219 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
220 (debug_nothing_uid): New function.
221 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
222 (xcoff_debug_hooks): Likewise.
223 * sdbout.c (sdb_debug_hooks): Likewise.
224 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
225 * doc/invoke.texi (-fenable-icf-debug): New option.
227 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
230 * regmove.c (regmove_backward_pass): Replace src with dst in the
231 debug insn, and check for dst before rather than after.
233 2009-10-08 Janis Johnson <janis187@us.ibm.com>
235 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
236 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
238 2009-10-08 Jan Hubicka <jh@suse.cz>
241 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
242 do not mark cgraph nodes as needed.
243 (record_references_in_initializer): Add new only_vars parameter.
244 * cgraph.h (record_references_in_initializer): New parameter.
245 * varasm.c (assemble_variable): Update call.
246 * varpool.c (varpool_analyze_pending_decls): Always look for
249 2009-10-08 Anatoly Sokolov <aesok@post.ru>
251 * config/avr/avr.c (last_insn_address) Remove variable.
252 (expand_prologue): Don't initialise last_insn_address variable.
253 (final_prescan_insn): Don't output insn size.
254 * config/avr/avr.opt (msize): Remove switch.
255 * doc/invoke.texi (AVR Options): Remove documentation of -msize
258 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
260 * combine.c (label_tick_ebb_start): Fix comment.
261 (combine_instructions): Set label_tick and label_tick_ebb_start before
262 calling setup_incoming_promotions. Start them from 1. Increment
263 label_tick instead of deriving it from the BB index. Rather than
264 comparing ticks use the block from the previous iteration to decide
265 whether to start a new EBB. Remove empty lines before function.
267 2009-10-08 Michael Matz <matz@suse.de>
270 * builtins.c (fold_builtin_isascii): Use fold_build2.
271 (fold_builtin_isdigit): Ditto.
272 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
273 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
274 remove_useless_stmts_cond, remove_useless_stmts_tf,
275 remove_useless_stmts_tc, remove_useless_stmts_bind,
276 remove_useless_stmts_goto, remove_useless_stmts_label,
277 remove_useless_stmts_1, remove_useless_stmts,
278 pass_remove_useless_stmts): Remove.
279 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
280 * passes.c (init_optimization_passes): Don't add
281 pass_remove_useless_stmts.
282 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
283 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
285 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
286 for static constants.
287 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
288 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
290 2009-10-08 Richard Guenther <rguenther@suse.de>
292 * gimple.c (free_gimple_type_tables): New function.
293 * gimple.h (free_gimple_type_tables): Declare.
295 2009-10-07 Mark Heffernan <meheff@google.com>
297 * ipa-prop.c (ipa_print_node_params) Only print
298 names of named arguments.
300 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
302 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
303 being statically linked.
305 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
307 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
309 2009-10-08 Jan Hubicka <jh@suse.cz>
312 * ipa.c (cgraph_externally_visible_p,
313 function_and_variable_visibility,
314 whole_program_function_and_variable_visibility): Skip non-finalized
317 2009-10-08 Nick Clifton <nickc@redhat.com>
319 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
322 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
325 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
327 2009-10-07 Joseph Myers <joseph@codesourcery.com>
330 * c-common.c (c_fully_fold_internal): Strip nops from the result
331 of recursive calls to c_fully_fold_internal.
332 (c_wrap_maybe_const): New.
333 (c_save_expr): Use c_wrap_maybe_const.
334 * c-common.h (c_wrap_maybe_const): Declare.
335 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
336 build_binary_op): Use c_wrap_maybe_const.
338 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
340 * real.c: Fix comment to reflect actual exponent size.
342 2009-10-08 Ben Elliston <bje@au.ibm.com>
344 * config/rs6000/a2.md: Add FSF comment header.
346 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
348 * config/i386/i386.md (any_extend): New code iterator.
349 (u, s): New code attributes.
351 (DWIH): Rewrite as code iterator for SI and DI modes.
352 (DWI): Rewrite as mode attribute.
353 (dwi): New mode attribute.
354 (di): Depend on SI mode and DI mode.
355 (doubleint_general_operand): Remove mode attribute.
357 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
360 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
361 (*sub<mode>3_doubleword): Ditto.
363 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
364 using SWIM248 mode iterator.
365 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
366 using SWI48 mode iterator.
367 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
368 patterns using DWIH mode iterator and any_extend code iterator.
369 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
370 using any_extend code iterator.
371 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
372 patterns using DWIH mode iterator and any_extend code iterator.
373 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
374 using any_extend code iterator.
375 (<s>mul<mode>3_highpart): Macroize expander from
376 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
377 and any_extend code iterator.
378 (*<s>muldi3_highpart_1): Macroize insn from
379 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
380 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
381 patterns using any_extend code iterator.
382 (*<s>mulsi3_highpart_zext): Macroize insn from
383 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
385 2009-10-07 Jakub Jelinek <jakub@redhat.com>
387 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
388 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
389 refering to a DIE with DW_AT_const_value.
391 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
394 * ira-lives.c (check_and_make_def_conflict): Process all operands.
396 2009-10-06 Jan Hubicka <jh@suse.cz>
398 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
401 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
404 *lea_2_rex64): Move before *add<mode>_1 pattern.
406 2009-10-07 Jan Hubicka <jh@suse.cz>
408 * collect2.c (main): Add -fno-whole-program.
409 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
411 2009-10-07 Jan Hubicka <jh@suse.cz>
413 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
414 has no address taken.
415 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
417 (cgraph_clone_node): Clear externally_visible flag for clones.
418 * cgraph.h (cgraph_only_called_directly_p,
419 cgraph_can_remove_if_no_direct_calls_p): New predicates.
420 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
421 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
422 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
423 ipcp_insert_stage): Likwise.
424 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
425 externally_visible flag.
426 (verify_cgraph_node): Verify that inline clones look right.
427 (process_function_and_variable_attributes): Do not set
428 externally_visible flags.
429 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
431 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
433 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
434 clear externally_visible when turning into inline clones
435 (cgraph_mark_inline_edge): Use new predicates.
436 (cgraph_estimate_growth): Likewise.
437 (cgraph_decide_inlining): Likewise.
438 * ipa.c (cgraph_postorder): Likewise.
439 (cgraph_remove_unreachable_nodes): Likewise; sanity check
440 that inline clones are not needed.
441 (cgraph_externally_visible_p): New predicate.
442 (function_and_variable_visibility): Add whole_program parameter;
443 always set externally_visible flag; handle COMDAT function
445 (local_function_and_variable_visibility): New function.
446 (gate_whole_program_function_and_variable_visibility): New function.
447 (whole_program_function_and_variable_visibility): New function.
448 (pass_ipa_whole_program_visibility): New function.
449 * passes.c (init_optimization_passes): Add whole program visibility
451 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
452 not care about needed/reachable flags.
453 * varpool.c: Include flags.h
454 (decide_is_variable_needed): When doing LTO assume whole-program mode.
455 (varpool_finalize_decl): When we are in LTO read-back, all variables
457 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
459 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
461 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
464 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
466 * config.gcc: Don't include the makefile fragments intended for
468 * config/s390/fixdfdi.h: File removed.
469 * config/s390/libgcc-glibc.ver: File removed.
470 * config/s390/s390.h: Remove the fixdfdi.h hack.
471 * config/s390/t-crtstuff: File moved to libgcc dir.
472 * config/s390/t-linux: Likewise.
473 * config/s390/t-tpf: libgcc specific parts removed.
474 * config/s390/t-linux64: Likewise.
476 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
478 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
479 (lto-compress.o): Likewise.
481 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
484 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
485 dllexport to class members here.
486 (i386_pe_determine_dllimport_p): Only check static class data for
488 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
489 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
490 functions for vague linkage.
491 (i386_pe_type_dllexport_p): Fix formatting.
492 (maybe_add_dllexport) New function.
493 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
496 2009-10-07 Ben Elliston <bje@au.ibm.com>
498 * config/rs6000/a2.md: Remove duplicated lines.
500 2009-10-07 Ben Elliston <bje@au.ibm.com>
502 * config.gcc (powerpc*-*-*): Handle a2.
503 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
504 * config/rs6000/a2.md: New file.
505 * config/rs6000/rs6000.opt (mno-update): New.
506 (mupdate): Return to using a mask, not a var.
507 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
508 (enum processor_type): Add PROCESSOR_PPCA2.
509 * config/rs6000/rs6000.c (ppca2_cost): New costs.
510 (rs6000_override_options): Add "a2" to processor_target_table.
511 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
512 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
514 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
517 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
518 reference to nonexistent gen_truncxfxf2 function.
520 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
522 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
523 (DWIH, g, di, doubleint_general_operand): New mode attributes.
524 (general_operand): Handle TI mode.
525 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
526 using SDWIM mode iterator.
527 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
528 pattern from *add{di,ti}3_1 patterns and corresponding splitters
529 using DWI mode iterator.
530 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
531 patterns using SWI mode iterator.
532 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
533 using SWI48 mode iterator.
534 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
535 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
536 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
537 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
538 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
539 using SDWIM mode iterator.
540 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
541 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
542 using DWI mode iterator.
543 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
544 patterns using SWI mode iterator.
545 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
546 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
547 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
548 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
549 patterns using plusminus code iterator.
550 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
551 sub<mode>3 patterns using plusminus code iterator.
552 * config/i386/i386.c (override_options): Update call to
553 gen_subdi_carry_rex64 for renamed function.
554 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
555 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
556 calls to instruction expanders.
558 2009-10-06 Martin Jambor <mjambor@suse.cz>
561 * opts.c (decode_options): Run IPA-SRA at -O2.
563 2009-10-06 Richard Guenther <rguenther@suse.de>
565 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
567 2009-10-06 Tobias Burnus <burnus@net-b.de>
570 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
571 -flto and -fwhole-program flags can be combined.
573 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
576 * gcc.c (process_command): Check that -o argument was specified.
578 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
580 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
582 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
584 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
585 * doc/invoke.texi (Warning Options): Annotate allowed languages
586 for -Wunsuffixed-float-constants.
588 2009-10-05 Jakub Jelinek <jakub@redhat.com>
590 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
591 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
592 same name and isn't the main variant.
595 * dwarf2out.c (loc_by_reference): Removed.
596 (dw_loc_list_1): New function.
597 (dw_loc_list): Remove toplev argument, add want_address argument.
598 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
599 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
600 want_address == 2 to dw_loc_list. For successful dw_loc_list
601 set have_address to 1 only if want_address is not 0.
603 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
605 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
606 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
607 a code block followed by two pointers.
608 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
609 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
610 (MIPS_MOVE): Likewise.
611 (MIPS_LUI): Likewise.
613 (MIPS_BAL): Likewise.
614 (MIPS_NOP): Likewise.
615 (mips_asm_trampoline_template): Delete.
616 (mips_trampoline_code_size): New function.
617 (mips_trampoline_init): Add shorter sequences for all cases
618 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
619 Calculate the opcodes directly, rather than copying from a template.
620 Only flush the code part of the trampoline.
621 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
623 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
625 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
626 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
627 (INCOMING_RETURN_ADDR_RTX): Likewise.
628 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
630 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
631 with RETURN_ADDR_REGNUM.
632 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
633 * config/mips/mips.c (mips16_build_call_stub): Replace
634 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
635 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
636 (mips_print_operand_punctuation): Likewise.
637 (mips_frame_set): Likewise.
638 (mips16e_output_save_restore): Likewise.
639 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
640 (mips_save_reg_p): Likewise.
641 (mips_return_addr): Likewise.
642 (mips_set_return_address): Likewise.
643 (mips_direct_save_slot_move_p): Likewise.
644 (mips_output_function_prologue): Likewise.
645 (mips_restore_reg): Likewise.
646 (mips_expand_epilogue): Likewise.
647 (mips_epilogue_uses): Likewise.
648 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
649 (*mov<mode>_ra): Use it instead of a hard-coded 31.
650 (clear_hazard_<mode>): Likewise.
651 (call_internal): Likewise.
652 (call_internal_direct): Likewise.
653 (call_direct_split): Likewise.
654 (call_value_internal): Likewise.
655 (call_value_split): Likewise.
656 (call_value_internal_direct): Likewise.
657 (call_value_direct_split): Likewise.
658 (call_value_multiple_internal): Likewise.
659 (call_value_multiple_split): Likewise.
661 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
662 Jakub Jelinek <jakub@redhat.com>
664 PR rtl-optimization/41511
665 * combine.c (record_value_for_reg): Pass explicit values as argument
666 to get_last_value_validate.
667 (get_last_value_validate): Document INSN parameter.
668 For non-readonly MEMs, assume they might have been modified if INSN
669 was in another basic block.
670 (get_last_value): Minor reformatting.
672 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
675 * final.c (asm_str_count): Split out from asm_insn_count.
676 * rtl.h (asm_str_count): New prototype.
677 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
680 2009-10-05 Sriraman Tallam <tmsriram@google.com>
682 * doc/plugins.texi: Change plugin_pass to register_pass_info.
684 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
685 Rafael Espindola <espindola@google.com>
687 * gengtype.c (write_types): Moved call to write_func_for_structure
690 2009-10-05 Richard Guenther <rguenther@suse.de>
693 * lto-cgraph.c (output_cgraph): Output toplevel asms.
694 (input_cgraph_1): Input toplevel asms.
696 2009-10-05 Richard Guenther <rguenther@suse.de>
699 * lto-symtab.c (lto_compatible_attributes_p): Remove.
700 (external_aggregate_decl_p): Likewise.
701 (lto_symtab_compatible): Re-structure. Remove dead code.
702 For variables ignore toplevel qualifiers when comparing types.
703 Issue warnings, not errors for mismatched user-alignment.
705 2009-10-05 Richard Guenther <rguenther@suse.de>
709 * lto-symtab.c (struct lto_symtab_base_def): Remove.
710 (struct lto_symtab_identifier_def): Likewise.
711 (struct lto_symtab_decl_def): Likewise.
712 (struct lto_symtab_entry_def): New.
713 (lto_symtab_identifier_t): Rename to ...
714 (lto_symtab_entry_t): ... this.
715 (lto_symtab_decls): Remove.
716 (lto_symtab_base_hash): Rename to ...
717 (lto_symtab_entry_hash): ... this.
718 (lto_symtab_base_eq): Rename to ...
719 (lto_symtab_entry_eq): ... this.
720 (lto_symtab_base_marked_p): Rename to ...
721 (lto_symtab_entry_marked_p): ... this.
722 (lto_symtab_identifier_marked_p): Remove.
723 (lto_symtab_decl_marked_p): Likewise.
724 (lto_symtab_maybe_init_hash_tables): Rename to ...
725 (lto_symtab_maybe_init_hash_table): ... this.
726 (lto_symtab_set_resolution_and_file_data): Remove.
727 (lto_symtab_register_decl): New function.
728 (lto_symtab_get_identifier): Remove.
729 (lto_symtab_get): New function.
730 (lto_symtab_get_resolution): Adjust.
731 (lto_symtab_get_identifier_decl): Remove.
732 (lto_symtab_set_identifier_decl): Likewise.
733 (lto_symtab_merge_decl): Rename to ...
734 (lto_symtab_merge): ... this. Rewrite.
735 (lto_symtab_merge_var): Remove.
736 (lto_symtab_merge_fn): Likewise.
737 (lto_symtab_prevailing_decl): Adjust.
738 (lto_cgraph_replace_node): New function.
739 (lto_symtab_merge_decls_2): Likewise.
740 (lto_symtab_merge_decls_1): Likewise.
741 (lto_symtab_fixup_var_decls): Likewise.
742 (lto_symtab_resolve_symbols): Likewise.
743 (lto_symtab_merge_decls): Likewise.
744 (lto_symtab_prevailing_decl): Adjust.
745 (lto_symtab_get_symtab_def): Remove.
746 (lto_symtab_get_file_data): Likewise.
747 (lto_symtab_clear_resolution): Adjust.
748 (lto_symtab_clear_resolution): Likewise.
749 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
750 (input_cgraph_1): Likewise.
751 * lto-streamer-in.c (get_resolution): Do not provide fake
752 symbol resolutions here.
753 (deferred_global_decls): Remove.
754 (lto_register_deferred_decls_in_symtab): Likewise.
755 (lto_register_var_decl_in_symtab): Change signature, register
756 variable via lto_symtab_register_decl.
757 (lto_register_function_decl_in_symtab): Likewise.
758 (lto_read_tree): Adjust.
759 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
760 (lto_symtab_merge_var): Likewise.
761 (lto_symtab_merge_fn): Likewise.
762 (lto_symtab_register_decl): Declare.
763 (lto_symtab_merge_decls): Likewise.
765 2009-10-05 Richard Guenther <rguenther@suse.de>
767 PR tree-optimization/23821
768 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
769 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
770 simple IV increments.
772 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
774 * config/arm/arm.c (arm_override_options): Really initialize
775 flag_dwarf2_cfi_asm to 0.
777 2009-10-05 Doug Kwan <dougkwan@google.com>
779 PR rtl-optimization/41574
780 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
781 floating point and we are not doing unsafe math optimizations.
783 2009-10-03 Simon Baldwin <simonb@google.com>
784 Cary Coutant <ccoutant@google.com>
785 Rafael Espindola <espindola@google.com>
786 Richard Guenther <rguenther@suse.de>
787 Jan Hubicka <jh@suse.cz>
788 Doug Kwan <dougkwan@google.com>
789 H.J. Lu <hongjiu.lu@intel.com>
790 Bill Maddox <maddox@google.com>
791 Ryan Mansfield <rmansfield@qnx.com>
792 Diego Novillo <dnovillo@google.com>
793 Ollie Wild <aaw@google.com>
794 Kenneth Zadeck <zadeck@naturalbridge.com>
796 * lto-cgraph.c: New file.
797 * lto-compress.c: New file.
798 * lto-compress.h: New file.
799 * lto-opts.c: New file.
800 * lto-section-in.c: New file.
801 * lto-section-out.c: New file.
802 * lto-streamer-in.c: New file.
803 * lto-streamer-out.c: New file.
804 * lto-streamer.c: New file.
805 * lto-streamer.h: New file.
806 * lto-symtab.c: New file.
807 * lto-wpa-fixup.c: New file.
808 * lto-wrapper.c: New file.
810 2009-10-03 Simon Baldwin <baldwin@google.com>
811 Ben Elliston <bje@au.ibm.com>
812 Rafael Espindola <espindola@google.com>
813 Nathan Froyd <froydnj@codesourcery.com>
814 Jan Hubicka <jh@suse.cz>
815 Doug Kwan <dougkwan@google.com>
816 Diego Novillo <dnovillo@google.com>
817 Kenneth Zadeck <zadeck@naturalbridge.com>
819 * Makefile.in (enable_lto): New.
820 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
821 (LINKER_PLUGIN_API_H): Define.
822 (LTO_SYMTAB_H): Define.
823 (LTO_STREAMER_H): Define.
824 (TREE_VECTORIZER_H): Define.
825 (INCLUDES): Add LIBELFINC.
826 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
827 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
828 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
829 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
830 (native): Add lto-wrapper$(exeext)
831 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
832 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
833 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
834 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
835 (varasm.o): Add dependency on tree-iterator.h.
836 (cgraph.o): Add dependency on cif-code.def.
837 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
838 (ipa-pure-const.o): Likewise.
839 (GTFILES): Add lto-symtab.c.
840 (install-lto-wrapper): New.
841 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
842 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
843 * config.in: Regenerate.
845 2009-10-03 Rafael Espindola <espindola@google.com>
846 Diego Novillo <dnovillo@google.com>
848 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
850 Call execute_ipa_summary_passes for all_regular_ipa_passes and
852 (cgraph_optimize): Make extern.
854 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
855 Kenneth Zadeck <zadeck@naturalbridge.com>
857 * toplev.c (in_lto_p): Declare.
858 * collect2.c (scan_prog_file): Read all the output when reading
860 (enum lto_mode_d): Declare.
862 2009-10-03 Richard Guenther <rguenther@suse.de>
863 Diego Novillo <dnovillo@google.com>
865 * gimple.c: Include target.h and alias.h.
866 (gimple_types): Declare.
867 (type_hash_cache): Declare.
868 (gimple_alloc_stat): Make extern.
869 (gimple_build_eh_must_not_throw): Call
870 gimple_eh_must_not_throw_set_fndecl.
871 (struct type_pair_d): Declare.
872 (type_pair_t): Declare.
873 (type_pair_hash): New.
875 (lookup_type_pair): New.
876 (gimple_force_type_merge): New.
877 (compare_type_names_p): New.
878 (compare_field_offset): New.
879 (gimple_types_compatible_p): New.
880 (struct sccs): Declare.
881 (next_dfs_num): Declare.
882 (iterative_hash_gimple_type): New.
884 (iterative_hash_type_name): New.
885 (iterative_hash_gimple_type): New.
886 (gimple_type_hash): New.
887 (gimple_type_eq): New.
888 (gimple_register_type): New.
889 (print_gimple_types_stats): New.
890 (gimple_signed_or_unsigned_type): New.
891 (gimple_unsigned_type): New.
892 (gimple_signed_type): New.
893 (gimple_get_alias_set): New.
894 (gimple_decl_printable_name): Do not use DMGL_TYPES.
895 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
896 (gimple_force_type_merge): Declare.
897 (gimple_types_compatible_p): Declare.
898 (gimple_register_type): Declare.
899 (print_gimple_types_stats): Declare.
900 (gimple_unsigned_type): Declare.
901 (gimple_signed_type): Declare.
902 (gimple_get_alias_set): Declare.
903 (gimple_eh_must_not_throw_set_fndecl): New.
905 2009-10-03 Jan Hubicka <jh@suse.cz>
906 Kenneth Zadeck <zadeck@naturalbridge.com>
908 * ipa-pure-const.c: Include lto-streamer.h.
909 (register_hooks): Factor out of ...
910 (generate_summary): ... here.
911 (pure_const_write_summary): New.
912 (pure_const_read_summary): New.
913 (pass_ipa_pure_const): Add pure_const_write_summary and
914 pure_const_read_summary.
915 * ipa-reference.c: Include lto-streamer.h.
916 (add_new_function): New.
917 (remove_node_data): New.
918 (duplicate_node_data): New.
919 (ipa_init): Guard against multiple calls.
920 Move hook setup from analyze_function.
921 (write_node_summary_p): New.
922 (ipa_reference_write_summary): New.
923 (ipa_reference_read_summary): New.
924 (pass_ipa_reference): Add ipa_reference_write_summary and
925 ipa_reference_read_summary.
926 * cgraph.h (cgraph_local_info): Add field lto_file_data.
927 (struct cgraph_edge): Add fields lto_stmt_uid and
928 call_stmt_cannot_inline_p.
929 (cgraph_optimize): Declare.
930 (cgraph_decide_is_function_needed): Declare.
931 (reset_inline_failed): Declare.
932 (enum LTO_cgraph_tags): Declare.
933 (LTO_cgraph_tag_names): Declare.
934 (LCC_NOT_FOUND): Define.
936 2009-10-03 Doug Kwan <dougkwan@google.com>
937 Rafael Espindola <espindola@google.com>
938 Jan Hubicka <jh@suse.cz>
939 Diego Novillo <dnovillo@google.com>
940 Kenneth Zadeck <zadeck@naturalbridge.com>
942 * passes.c (all_regular_ipa_passes): New.
943 (all_ipa_passes): Rename to all_small_ipa_passes.
944 (init_optimization_passes): Init all_regular_ipa_passes.
945 * tree-pass.h (all_regular_ipa_passes): New.
946 (all_ipa_passes): Rename to all_small_ipa_passes.
947 * passes.c (all_lto_gen_passes): New.
948 (init_optimization_passes): Initialize all_lto_gen_passes.
949 (execute_ipa_summary_passes): Make non-static.
950 (ipa_write_summaries_1): New.
951 (ipa_write_summaries_2): New.
952 (ipa_write_summaries): New.
953 (ipa_write_summaries_of_cgraph_node_set): New.
954 (ipa_read_summaries_1): New.
955 (ipa_read_summaries): New.
956 (execute_ipa_pass_list): Call cgraph_process_new_functions.
957 (execute_regular_ipa_pass_list): Remove.
958 (init_optimization_passes): Schedule
959 pass_rebuild_cgraph_edges and pass_early_inline outside
960 of pass_all_early_optimizations. Document reason.
961 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
962 pass_ipa_lto_finish_out): New pass.
963 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
964 (execute_all_ipa_transforms): New.
965 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
966 (dump_properties, debug_properties): New.
967 * tree-optimize.c (gate_all_early_local_passes): Return
968 false if we are in lto1.
969 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
970 * tree-pass.h (execute_all_ipa_transforms): Declare.
971 (pass_ipa_function_and_variable_visibility): Declare.
972 (pass_ipa_early_inline): Declare.
973 (pass_ipa_lto_gimple_out): Declare.
974 (pass_ipa_lto_wpa_fixup): Declare.
975 (pass_ipa_lto_finish_out): Declare.
976 (all_small_ipa_passes, all_regular_ipa_passes,
977 all_lto_gen_passes): Declare.
978 (execute_ipa_summary_passes): Declare.
979 (execute_all_ipa_transforms): Declare.
980 (ipa_write_summaries): Declare
981 (ipa_write_summaries_of_cgraph_node_set): Declare.
982 (ipa_read_summaries): Declare.
984 2009-10-03 Doug Kwan <dougkwan@google.com>
985 Ollie Wild <aaw@google.com>
987 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
989 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
990 (lto_mode): New variable.
991 (maybe_run_lto_and_relink): Handle the -fwpa option.
992 (main): Handle the -fwpa option.
993 (maybe_unlink_list): New function.
994 * gcc.c (link_lto_options): Replace -flto with -fwpa.
995 * common.opt (flto): New flag.
996 * toplev.c (flag_generate_lto): Declare.
998 2009-10-03 Simon Baldwin <simonb@google.com>
1000 * common.opt (flto-compression-level): New flag.
1002 * opts.c: Include lto-opts.h.
1003 (handle_option): Call lto_register_user_option for each
1004 valid option handled.
1005 (decode_options): Clear registered options before the options
1008 2009-10-03 Cary Coutant <ccoutant@google.com>
1010 * collect2.c (is_elf): New function.
1011 (scan_prog_file): Require LTO object to be in ELF format.
1013 2009-10-03 Rafael Espindola <espindola@google.com>
1015 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1016 libgcc to the linker.
1018 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1020 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1021 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1023 * collect2.h (collect_execute): Add flags argument.
1024 * tlink.c (tlink_execute): Update call to collect_execute.
1025 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1026 (use_linker_plugin): New.
1027 (use_linker_plugin_spec_function): New.
1028 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1029 (linker_plugin_file_spec): New.
1030 (lto_wrapper_spec): New.
1031 (lto_gcc_spec): New.
1032 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1033 (static_spec_functions): Add use-linker-plugin.
1034 (process_command): Handle -use-linker-plugin.
1035 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1036 linker_plugin_file_spec and lto_gcc_spec.
1037 (use_linker_plugin_spec_function): New.
1039 2009-10-03 Richard Guenther <rguenther@suse.de>
1043 * tree.h (is_lang_specific): Include LANG_TYPE.
1044 * tree.c (find_decls_types_r): Manually add interesting parts
1045 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1047 * gimple.c (type_pair_hash): Make symmetric.
1048 (type_pair_eq): Likewise.
1049 (lookup_type_pair): Increase initial hashtable size.
1050 (gimple_force_type_merge): Rely on type-pair symmetry.
1051 (visit): Remove excessive checking code.
1052 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1053 (gimple_register_type): Remove getenv calls, shrink initial
1057 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1058 inline functions if not generating lto output.
1061 * toplev.c (finalize): In WPA mode remove the asm file.
1063 2009-10-03 Doug Kwan <dougkwan@google.com>
1065 * ipa-inline.c (cgraph_mark_inline): Check
1066 edge->call_stmt_cannot_inline_p instead of calling
1067 gimple_call_cannot_inline_p.
1068 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1069 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1070 (inline_generate_summary): Do nothing in LTRANS.
1071 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1072 exists before calling gimple_call_cannot_inline_p.
1073 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1074 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1075 Update new_edge->lto_stmt_uid.
1076 * cgraphbuild.c (reset_inline_failed): New.
1078 * common.opt (fwpa): New flag.
1079 (fltrans): New option.
1080 * gcc.c (gcc_lto_option_t): New type.
1081 (current_lto_option): New variable.
1082 (lto_single_spec_function): Remove and is replaced by ..
1083 (lto_option_spec_function): New function.
1084 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1085 passing the -flto flag.
1086 (cc1_options): Separate non-LTO related parts into ..
1087 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1088 (lto1_options): New spec for lto FE.
1089 (link_lto_options): New spec for handling LTO flags in linker.
1090 (invoke_lto_single): Re-format to fit in 80 column. Replace
1091 lto-single with lto-option.
1092 (static_specs): Add cc1_non_lto_options, lto1_options and
1094 (static_spec_function): Replace lto-single with lto-option.
1095 (process_command): Handle -flto, -fwpa and -fltran by setting
1096 current_lto_option and not passing it to subprocess unconditionally.
1098 2009-10-03 Bill Maddox <maddox@google.com>
1100 Add `gcc' driver support for link-time code generation (LTO).
1102 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1103 (lto_flag, lto_objects, lto_o_file): New variables.
1104 (struct lto_object, struct lto_object_list): New structures.
1105 (collect_exit, handler): Remove LTO temporary output file on exit.
1106 (add_lto_object): New function.
1107 (maybe_run_lto_and_relink): New function. Perform link time code
1108 generation and relinking for object files containing LTO information.
1109 (main): Invoke maybe_run_lto_and_relink().
1110 (dump_argv): New function. For debugging, currently disabled.
1111 (scan_prog_file): Add LTO information pass.
1112 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1114 * toplev.c (compile_file): Emit assembler directive to create
1115 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1117 2009-10-03 Diego Novillo <dnovillo@google.com>
1119 * c.opt: Add LTO to warn_abi and warn_psabi.
1121 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1122 inline function. Ignore language-specific nodes. Update all users.
1123 (find_decls_types_r): Do not traverse the subtrees of
1124 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1125 * tree.h (is_lang_specific): New.
1126 * langhooks.h (struct lang_hooks_for_decls): Remove
1127 may_need_assembler_name_p. Update all users.
1129 * c-common.c (set_builtin_user_assembler_name): Move ...
1130 * builtins.c (set_builtin_user_assembler_name): ... here.
1131 (is_builtin_name): Add comment
1132 (is_builtin_fn): New.
1133 * except.c (output_ttype): Only call
1134 lookup_type_for_runtime if TYPE is not a runtime type.
1136 * passes.c (register_pass): Call position_pass on
1137 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1138 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1139 (TV_IPA_LTO_DECL_IO): Define.
1140 (TV_IPA_LTO_CGRAPH_IO): Define.
1142 (TV_WHOPR_WPA): Define.
1143 (TV_WHOPR_WPA_IO): Define.
1144 (TV_WHOPR_LTRANS): Define.
1145 (TV_WHOPR_WPA_FIXUP): Define.
1146 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1147 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1148 * tree-flow.h (tree_node_can_be_shared): Declare.
1149 * tree-inline.c (tree_can_inline_p): Check that E has a
1150 statement associated with it.
1151 * tree.c (free_lang_data_in_binf): Factor out of ...
1152 (free_lang_data_in_type): ... here.
1153 Call RECORD_OR_UNION_TYPE_P.
1154 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1155 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1156 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1157 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1158 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1159 (gate_free_lang_data): Return true if flag_generate_lto is set.
1160 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1161 * c-common.h (set_builtin_user_assembler_name): Move ...
1162 * tree.h (set_builtin_user_assembler_name): ... here.
1164 * common.opt (flto-report): New flag.
1165 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1166 * collect2.c (scan_prog_file): Send the error output of
1167 'nm' to HOST_BIT_BUCKET.
1169 2009-10-03 Ollie Wild <aaw@google.com>
1171 * langhooks-def.h (lhd_begin_section): New function declaration.
1172 (lhd_write_section): New function declaration.
1173 (lhd_end_section): New function declaration.
1174 (LANG_HOOKS_BEGIN_SECTION): New macro.
1175 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1176 (LANG_HOOKS_END_SECTION): New macro.
1177 (LANG_HOOKS_LTO): New macro.
1178 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1179 * langhooks.c (output.h): Add include.
1180 (saved_section): New static variable.
1181 (lhd_begin_section): New function.
1182 (lhd_write_section_data): New function.
1183 (lhd_end_section): New function.
1184 * langhooks.h (struct lang_hooks_for_lto): New structure.
1185 (struct lang_hooks): Add member lto.
1186 * Makefile.in (langhooks.o): Add dependency on output.h.
1188 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1190 2009-10-03 Richard Guenther <rguenther@suse.de>
1192 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1195 2009-10-03 Simon Baldwin <simonb@google.com>
1196 Richard Guenther <rguenther@suse.de>
1197 Janis Johnson <janis187@us.ibm.com>
1198 Doug Kwan <dougkwan@google.com>
1199 Diego Novillo <dnovillo@google.com>
1200 Ramana Radhakrishnan <ramana.r@gmail.com>
1201 Ollie Wild <aaw@google.com>
1203 * doc/install.texi: Add documentation for libelf and --enable-lto.
1204 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1205 -flto-report, -flto-compression-level and -use-linker-plugin.
1206 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1207 Add section for LTO Testing.
1209 2009-10-02 Cary Coutant <ccoutant@google.com>
1211 Add support for comdat type sections for DWARF v4.
1212 Merge from dwarf4 branch.
1214 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1215 (dw_die_ref): Define vector type.
1216 (enum dw_val_class): Add dw_val_class_data8.
1217 (struct dw_val_struct): Add v.val_data8.
1218 (comdat_type_node_ref): New type.
1219 (struct die_struct): Move die_symbol into a union; add new field
1220 die_type_node. Change all uses.
1221 (comdat_type_node): New type.
1222 (skeleton_chain_node): New type.
1223 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1224 (comdat_type_list): New variable.
1225 (dwarf_tag_name): Add DW_TAG_type_unit.
1226 (dwarf_attr_name): Add DW_AT_signature.
1227 (add_AT_data8): New function.
1228 (replace_child): New function.
1229 (move_all_children): New function.
1230 (print_signature): New function.
1231 (print_die): Print signature information; add dw_val_class_data8.
1232 (attr_checksum): Support dw_val_class_data8.
1233 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1234 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1235 (checksum_sleb128, checksum_uleb128): New functions.
1236 (checksum_die_context): New function.
1237 (loc_checksum_ordered): New function.
1238 (attr_checksum_ordered): New function.
1239 (struct checksum_attributes): New structure.
1240 (collect_checksum_attributes): New function.
1241 (die_checksum_ordered): New function.
1242 (generate_type_signature): New function.
1243 (same_dw_val_p): Add dw_val_class_data8.
1244 (is_symbol_die): Use new is_declaration_die function.
1245 (is_declaration_die): New function.
1246 (should_move_die_to_comdat): New function.
1247 (clone_die): New function.
1248 (clone_tree): New function.
1249 (clone_as_declaration): New function.
1250 (copy_declaration_context): New function.
1251 (generate_skeleton_ancestor_tree): New function.
1252 (generate_skeleton_bottom_up): New function.
1253 (generate_skeleton): New function.
1254 (remove_child_or_replace_with_skeleton): New function.
1255 (break_out_comdat_types): New function.
1256 (struct decl_table_entry): New type.
1257 (htab_decl_hash): New function.
1258 (htab_decl_eq): New function.
1259 (htab_decl_del): New function.
1260 (copy_ancestor_tree): New function.
1261 (copy_decls_walk): New function.
1262 (copy_decls_for_unworthy_types): New function.
1263 (build_abbrev_table): Don't assert on missing die_symbol when doing
1264 comdat type sections.
1265 (size_of_die): Use DW_FORM_sig8 for external references. Add
1267 (unmark_dies): Don't assert for unmarked dies when doing comdat
1269 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1270 (output_signature): New function.
1271 (output_die): Likewise.
1272 (output_compilation_unit_header): Mark output as DWARF version 3
1273 even if generating DWARF 4.
1274 (output_comdat_type_unit): New function.
1275 (output_line_info): Mark output as DWARF version 3 even if generating
1277 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1279 (dwarf2out_end_source_file): Likewise.
1280 (prune_unused_types_walk_attribs): Don't follow references into
1281 comdat type sections.
1282 (prune_unused_types_mark): When generating type units, do not mark
1283 children of non-defining declarations of types; do mark children of
1285 (prune_unused_types): Process comdat type sections.
1286 (htab_ct_hash): New function.
1287 (htab_ct_eq): New function.
1288 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1289 Add a pointer to the line table from type unit entries so
1290 DW_AT_decl_file has meaning.
1291 * varasm.c (default_elf_asm_named_section): Use identifier name as
1292 comdat key instead of lang hook.
1294 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1296 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1298 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1300 * config/i386/i386.md (SWIM248): New mode iterator.
1301 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1302 divmodhi4 patterns using SWIM248 macro.
1303 (*divmod<mode>4): Macroize insn_and_split pattern from
1304 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1305 and their corresponding splitters usign SWIM248 macro. Split SImode
1306 insn to generate cltd and DImode insn to generate cqto instead of
1307 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1308 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1309 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1310 *divmodsi_noext patterns using SWIM248 macro.
1311 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1312 udivmodhi4 patterns using SWIM248 macro.
1313 (*udivmod<mode>4): Macroize insn_and_split pattern from
1314 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1315 corresponding splitters using SWIM248 macro.
1316 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1317 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1319 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1321 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1322 of zero-sized element is zero-sized regardless of its extent.
1324 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1327 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1328 * configure: Regenerated.
1329 * config.in: Regenerated.
1330 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1331 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1332 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1333 not emitting .eh_frame, emit .cfi_sections .debug_frame
1338 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1339 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1341 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1342 vars use DECL_RTL with resetting it back to NULL afterwards.
1343 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1344 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1345 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1346 the attribute type allows it, otherwise use DW_FORM_dataN.
1347 (mem_loc_descriptor): Handle CONST_STRING.
1348 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1349 Handle MEM with CONST_STRING address using add_AT_string.
1350 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1351 CONST_STRING for const arrays initialized with a string literal.
1352 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1353 (dwarf2out_finish): Call resolve_addr.
1355 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1356 Maxim Kuvyrkov <maxim@codesourcery.com>
1358 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1360 2009-10-02 Nick Clifton <nickc@redhat.com>
1362 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1363 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1365 2009-10-01 Jan Hubicka <jh@suse.cz>
1367 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1368 (cgraph_create_virtual_clone): Just pass redirect_callers
1370 * cgraph.h (cgraph_clone_node): Update prototype.
1371 * ipa-pure-const.c (self_recursive_p): New function.
1372 (propagate): Use it.
1373 * ipa-inline.c (cgraph_clone_inlined_nodes,
1374 cgraph_decide_recursive_inlining): Update.
1376 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1378 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1379 instructions for TARGET_OCTEON.
1381 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1383 * config/arm/arm.c (arm_override_options): Turn off
1384 flag_dwarf2_cfi_asm for AAPCS variants.
1386 2009-10-01 Martin Jambor <mjambor@suse.cz>
1389 * tree-sra.c (convert_callers): Do not call
1390 compute_inline_parameters on one caller more than once.
1392 2009-10-01 Nick Clifton <nickc@redhat.com>
1394 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1395 an empty string if not already defined.
1397 2009-10-01 Martin Jambor <mjambor@suse.cz>
1400 * tree-sra.c (is_va_list_type): New function.
1401 (find_var_candidates): Call is_va_list_type.
1402 (find_param_candidates): Check that the type or the type pointed
1403 to are not va_list types.
1405 2009-10-01 Martin Jambor <mjambor@suse.cz>
1408 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1409 DECL_ARTIFICIAL (param_decl) is true.
1411 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1413 * tree.h (tree_decl_common::lang_flag_8): New.
1414 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1416 * c-common.h (RID_CONSTEXPR): New.
1418 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1420 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1421 Use ref-all pointers.
1422 (alpha_gimplify_va_arg): Ditto.
1424 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1427 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1428 before insn counting loop now that BB_END (bb) is counted. Ensure
1429 the return value isn't zero.
1431 2009-09-30 Nick Clifton <nickc@redhat.com>
1433 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1434 with separate definitions of c_target_objs and cxx_target_objs.
1435 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1437 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1438 sh_symbian_import_export_class.
1439 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1440 * config/sh/symbian.c: Delete, moving code into...
1441 * config/sh/symbian-base.c: ... here
1442 * config/sh/symbian-c.c: ... and here
1443 * config/sh/symbian-cxx.c: ... and here.
1445 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1448 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1449 of plus RTX into register.
1451 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1453 * doc/install.texi: Linguistic and markup fixes.
1454 (Configuration) <--disable-cpp>: Remove description.
1455 <--enable-maintainer-mode>: Autotools files are affected, too.
1456 <--with-sysroot>: Improve description.
1457 (Building): Bump required GNU make version.
1459 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1461 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1462 (x86_64-*-*): Ditto.
1464 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1465 intrinisics for FMA4.
1466 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1467 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1468 Add FMA4 check and fma4intrin.h.
1469 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1471 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1472 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1473 constant for FMA4 support.
1474 (UNSPEC_FMA4_FMADDSUB): Ditto.
1475 (UNSPEC_FMA4_FMSUBADD): Ditto.
1476 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1477 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1478 (ix86_expand_fma4_multiple_memory): Ditto.
1479 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1480 (OPTION_MASK_ISA_FMA4_UNSET): New.
1481 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1482 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1483 (ix86_handle_option): Handle -mfma4.
1484 (isa_opts): Handle -mfma4.
1485 (enum pta_flags): Add PTA_FMA4.
1486 (override_options): Add FMA4 support.
1487 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1488 (IX86_BUILTIN_VFMADDSD): Ditto.
1489 (IX86_BUILTIN_VFMADDPS): Ditto.
1490 (IX86_BUILTIN_VFMADDPD): Ditto.
1491 (IX86_BUILTIN_VFMSUBSS): Ditto.
1492 (IX86_BUILTIN_VFMSUBSD): Ditto.
1493 (IX86_BUILTIN_VFMSUBPS): Ditto.
1494 (IX86_BUILTIN_VFMSUBPD): Ditto.
1495 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1496 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1497 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1498 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1499 (IX86_BUILTIN_VFNMADDSS): Ditto.
1500 (IX86_BUILTIN_VFNMADDSD): Ditto.
1501 (IX86_BUILTIN_VFNMADDPS): Ditto.
1502 (IX86_BUILTIN_VFNMADDPD): Ditto.
1503 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1504 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1505 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1506 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1507 (IX86_BUILTIN_VFMADDPS256): Ditto.
1508 (IX86_BUILTIN_VFMADDPD256): Ditto.
1509 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1510 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1511 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1512 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1513 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1514 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1515 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1516 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1517 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1518 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1519 (enum multi_arg_type): New enum for describing the various FMA4
1520 intrinsic argument types.
1521 (bdesc_multi_arg): New table for FMA4 intrinsics.
1522 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1523 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1525 (ix86_expand_builtin): Add FMA4 intrinsic support.
1526 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1527 operand instructions.
1528 (ix86_expand_fma4_multiple_memory): New function to split the
1529 second memory reference from FMA4 instructions.
1530 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1531 (ssemodesuffixf2s): Ditto.
1532 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1534 (fma4_fmsub<mode>4): Ditto.
1535 (fma4_fnmadd<mode>4): Ditto.
1536 (fma4_fnmsub<mode>4): Ditto.
1537 (fma4_vmfmadd<mode>4): Ditto.
1538 (fma4_vmfmsub<mode>4): Ditto.
1539 (fma4_vmfnmadd<mode>4): Ditto.
1540 (fma4_vmfnmsub<mode>4): Ditto.
1541 (fma4_fmadd<mode>4256): Ditto.
1542 (fma4_fmsub<mode>4256): Ditto.
1543 (fma4_fnmadd<mode>4256): Ditto.
1544 (fma4_fnmsub<mode>4256): Ditto.
1545 (fma4_fmaddsubv8sf4): Ditto.
1546 (fma4_fmaddsubv4sf4): Ditto.
1547 (fma4_fmaddsubv4df4): Ditto.
1548 (fma4_fmaddsubv2df4): Ditto.
1549 (fma4_fmsubaddv8sf4): Ditto.
1550 (fma4_fmsubaddv4sf4): Ditto.
1551 (fma4_fmsubaddv4df4): Ditto.
1552 (fma4_fmsubaddv2df4): Ditto.
1553 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1554 instructions for intrinsics.
1555 (fma4i_fmsub<mode>4): Ditto.
1556 (fma4i_fnmadd<mode>4): Ditto.
1557 (fma4i_fnmsub<mode>4): Ditto.
1558 (fma4i_vmfmadd<mode>4): Ditto.
1559 (fma4i_vmfmsub<mode>4): Ditto.
1560 (fma4i_vmfnmadd<mode>4): Ditto.
1561 (fma4i_vmfnmsub<mode>4): Ditto.
1562 (fma4i_fmadd<mode>4256): Ditto.
1563 (fma4i_fmsub<mode>4256): Ditto.
1564 (fma4i_fnmadd<mode>4256): Ditto.
1565 (fma4i_fnmsub<mode>4256): Ditto.
1566 (fma4i_fmaddsubv8sf4): Ditto.
1567 (fma4i_fmaddsubv4sf4): Ditto.
1568 (fma4i_fmaddsubv4df4): Ditto.
1569 (fma4i_fmaddsubv2df4): Ditto.
1570 (fma4i_fmsubaddv8sf4): Ditto.
1571 (fma4i_fmsubaddv4sf4): Ditto.
1572 (fma4i_fmsubaddv4df4): Ditto.
1573 (fma4i_fmsubaddv2df4): Ditto.
1575 * doc/invoke.texi (-mfma4): Add documentation.
1576 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1578 2009-09-29 Richard Henderson <rth@redhat.com>
1580 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1581 an edge to the new destination block.
1583 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1586 * pa.c (hppa_profile_hook): Use
1587 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1589 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1590 Alexander Monakov <amonakov@ispras.ru>
1593 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1594 (not_postinc_memory_operand): New.
1595 (not_postinc_move_operand): New.
1596 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1597 (*cmovsi_internal): Ditto.
1599 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1601 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1602 restrict issue_rate in first pass when scheduling for register
1605 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1606 Rafael Avila de Espindola <espindola@google.com>
1608 * gengtype.c (plugin_output): New.
1609 (get_output_file_with_visibility): Return plugin_output for plugins.
1610 (main): Parse and use the -P option.
1611 * gty.texi: Update the command line format.
1613 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1616 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1618 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1619 out if !const_ok_for_output.
1622 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1623 case VAR_LOCATION>: Remove gcc_unreachable ().
1625 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1627 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1628 (x86_64-*-*): Ditto.
1629 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1630 back to smmintrin.h.
1631 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1632 * config/i386/x86intrin.h: Remove SSE5.
1633 * config/i386/mmintrin-common.h: Delete file.
1634 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1636 2009-09-29 Richard Guenther <rguenther@suse.de>
1638 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1639 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1641 2009-09-29 Nick Clifton <nickc@redhat.com>
1643 * function.c (current_function_name): If there is no current
1644 function just return "<none>".
1646 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1648 * tree-pass.h (register_pass_info): New structure.
1649 (pass_positioning_ops): Move enum from gcc-plugin.h.
1650 (register_pass): New function.
1651 * gcc-plugin.h (plugin_pass): Delete structure.
1652 (pass_positioning_ops): Delete enum.
1653 * plugin.c (regsiter_pass): Delete function.
1654 (position_pass): Delete function.
1655 (added_pass_nodes): Delete variable.
1656 (prev_added_pass_nodes): Delete variable.
1657 (pass_list_node): Delete structure.
1658 * passes.c (make_pass_instance): New function.
1659 (next_pass_1): Change to call make_pass_instance.
1660 (pass_list_node): Move structure from gcc-plugin.h.
1661 (added_pass_nodes): Move variable from plugin.c.
1662 (prev_added_pass_nodes): Move variable from plugin.c.
1663 (position_pass): New function.
1664 (register_pass): New function.
1666 2009-09-28 Easwaran Raman <eraman@google.com>
1668 * ifcvt.c (noce_try_abs): Recognize pattern and call
1669 expand_one_cmpl_abs_nojump.
1670 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1671 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1673 2009-09-28 Ian Lance Taylor <iant@google.com>
1676 * c-opts.c (c_common_handle_option): Don't set
1677 warn_jump_misses_init for -Wall.
1678 * doc/invoke.texi (Warning Options): Update documentation.
1680 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1682 * Makefile.in ($(out_object_file)): Depend on
1683 gt-$(basename $(notdir $(out_file))).h.
1685 2009-09-28 Richard Henderson <rth@redhat.com>
1687 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1688 * except.c (gen_eh_region): Set it.
1689 (duplicate_eh_regions_1): Copy it.
1690 * tree-eh.c (lower_resx): Use it to determine which function
1693 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1694 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1695 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1696 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1697 BUILT_IN_CXA_END_CLEANUP if necessary.
1699 * c-common.c (c_define_builtins): Update call to
1700 build_common_builtin_nodes.
1702 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1704 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1706 2009-09-28 Michael Matz <matz@suse.de>
1708 * builtins.c (interclass_mathfn_icode): New helper.
1709 (expand_builtin_interclass_mathfn): Use it here, and split folding
1711 (fold_builtin_interclass_mathfn): ... this new folder.
1712 (build_call_nofold_loc): New static helper.
1713 (build_call_nofold): New wrapper macro for above.
1714 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1715 (expand_builtin_pow): Ditto.
1716 (expand_builtin_memset_args): Ditto.
1717 (expand_builtin_printf): Ditto.
1718 (expand_builtin_fprintf): Ditto.
1719 (expand_builtin_sprintf): Ditto.
1720 (expand_builtin_memory_chk): Ditto.
1721 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1722 (expand_builtin_stpcpy): Ditto.
1723 (expand_builtin_strcmp): Ditto.
1724 (expand_builtin_strncmp): Ditto.
1725 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1726 (expand_builtin_strcpy_args): Don't call folders.
1727 (expand_builtin_memcmp): Ditto.
1728 (expand_builtin_strncpy): Ditto, and use target.
1729 (expand_builtin_memcpy): Ditto.
1730 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1731 expand_builtin_strpbrk, expand_builtin_memmove,
1732 expand_builtin_memmove_args, expand_builtin_bcopy,
1733 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1734 expand_builtin_strspn, expand_builtin_strcspn,
1735 expand_builtin_fputs): Remove these.
1736 (expand_builtin): Don't call the above, change calls to other
1737 expanders that changed prototype.
1738 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1739 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1740 fold_builtin_interclass_mathfn.
1741 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1742 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1744 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1745 * passes.c (init_optimization_passes): Move pass_fold_builtins
1746 after last phiopt pass.
1747 * tree-inline.c (fold_marked_statements): When folding builtins
1748 iterate over all instruction potentially generated.
1749 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1751 (fold_gimple_call): Use it to always fold calls (into potentially
1752 multiple instructions).
1753 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1754 calls into zero at this time.
1755 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1756 statements generated by builtin folding.
1758 2009-09-28 Nick Clifton <nickc@redhat.com>
1760 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1762 2009-09-28 Duncan Sands <baldrick@free.fr>
1764 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1765 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1766 (register_callback): Dispatch it.
1767 (invoke_plugin_callbacks): Incorporate in sanity check.
1768 * ggc.h (ggc_register_cache_tab): Add declaration.
1769 * ggc-common.c (ggc_register_root_tab): Simplify.
1770 (const_ggc_cache_tab_t): New typedef.
1771 (extra_cache_vec): New vector of dynamically added cache tables.
1772 (ggc_register_cache_tab): New function.
1773 (ggc_scan_cache_tab): New function.
1774 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1775 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1777 2009-09-27 Richard Henderson <rth@redhat.com>
1779 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1780 which we remove __builtin_stack_restore.
1782 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1784 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1785 to test for GRD_INVARIANT.
1786 (simple_rhs_p): Anything that's function_invariant_p is fine.
1788 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1790 * gengtype.c (main): Use plunge_files instead of plugin_output.
1792 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1793 Rafael Avila de Espindola <espindola@google.com>
1795 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1796 Don't print pch related info if it is false.
1797 (main): Don't print pch info in plugin mode.
1799 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1801 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1802 with dw_val_class_const_double.
1803 (struct dw_val_struct): Replace val_long_long with val_double and
1804 adjust for above change.
1805 (output_loc_operands): Likewise.
1806 (add_AT_long_long): Rename into...
1807 (add_AT_double): ...this.
1808 (print_die): Replace dw_val_class_long_long with
1809 dw_val_class_const_double and adjust.
1810 (attr_checksum): Likewise.
1811 (same_dw_val_p): Likewise.
1812 (size_of_die): Likewise.
1813 (value_format): Likewise.
1814 (output_die): Likewise.
1815 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1816 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1817 instead of add_AT_long_long.
1818 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1819 value with the precision of its type.
1821 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1824 * c-typeck.c (build_conditional_expr): Use the readonly and
1825 volatile flags of the operand types, not of the operands itself.
1827 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1829 * collect2.c (main): Look for -brtl before adding libraries.
1831 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1833 * config.gcc: Update OpenBSD targets.
1834 * config/openbsd-stdint.h: New file.
1835 * config/openbsd-libpthread.h: New file.
1836 * config/openbsd.h: Update and break out LIB_SPEC definition.
1837 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1838 * config/i386/openbsdelf.h: Correct types.
1839 * config/m68k/openbsd.h: Likewise.
1840 * config/mips/openbsd.h: Likewise.
1841 * config/vax/openbsd.h: Likewise.
1843 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1845 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1846 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1847 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1848 of the length and zero.
1850 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1852 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1853 (FLAGS_H): Add options.h $(REAL_H).
1854 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1855 (TREE_VECTORIZER_H): New.
1856 (EBITMAP_H): Renamed from EBIMAP_H.
1857 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1858 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1859 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1860 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1861 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1862 (graphite-clast-to-gimple.o, graphite-dependences.o)
1863 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1864 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1865 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1866 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1867 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1868 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1869 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1870 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1871 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1872 updated and fixed as per above changes and per
1873 check_makefile_deps.sh output.
1876 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1877 * configure: Regenerate.
1879 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1881 * doc/install.texi: Update minimum MPC version to 0.7.
1883 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1885 * doc/install.texi (Binaries): Remove reference to the binary
1886 distribution CD-ROM from the FSF.
1888 2009-09-26 Michael Matz <matz@suse.de>
1892 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1893 that are mentioned in the body.
1895 2009-09-26 Michael Matz <matz@suse.de>
1897 PR tree-optimization/41454
1898 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1899 (tree_ssa_dominator_optimize): Don't allocate and free it.
1900 (dom_opt_leave_block): Don't iterate over it.
1901 (eliminate_redundant_computations): Don't return a value.
1902 (cprop_operand, cprop_into_stmt): Ditto.
1903 (optimize_stmt): Don't defer updating stmts.
1905 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1907 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1908 generic_parameter_die, template_parameter_pack_die,
1909 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1910 renaming DW_TAG_formal_parameter_pack and
1911 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1912 and DW_TAG_GNU_template_parameter_pack.
1914 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1916 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1917 * config/v850/v850.c (v850_function_value): New function.
1918 (TARGET_FUNCTION_VALUE): Define.
1920 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1922 * tree-vect-stmts.c (vectorizable_call): Call
1923 mark_symbols_for_renaming after vect_finish_stmt_generation.
1925 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1926 to loc_descriptor_from_tree.
1927 (add_location_or_const_value_attribute): Pass 0 instead of 2
1928 for decl_by_reference_p decls.
1930 2009-09-25 Richard Guenther <rguenther@suse.de>
1933 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1936 2009-09-25 Ben Elliston <bje@au.ibm.com>
1938 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1941 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1943 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1944 form of instruction.
1946 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1949 * fold-const.c (const_binop): Handle complex int division.
1950 * tree-complex.c (expand_complex_div_straight,
1951 expand_complex_div_wide): Update comments.
1953 2009-09-24 DJ Delorie <dj@redhat.com>
1956 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1957 (reg_class): Likewise.
1958 (REG_CLASS_NAMES): Likewise.
1959 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1960 (m32c_override_options): Disable -fivopts for M32C.
1962 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1964 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1965 Delete VSX load/store with update support.
1966 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1967 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1971 (VStype_load_update): Ditto.
1972 (VStype_store_update): Ditto.
1973 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1974 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1976 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1977 load/store with update builtins.
1979 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1981 * libgcc2.c (L_trampoline): Prototype for getpagesize
1982 and mprotect in WINNT case.
1984 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1986 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1987 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1988 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1989 'outgoing' argument.
1990 (TARGET_FUNCTION_VALUE): Define.
1992 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1994 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1996 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1999 * common.opt: Initialize dwarf_strict to -1.
2000 * toplev.c (process_options): Catch unset dwarf_strict
2001 and set to 0 for all targets not overriding.
2002 * config/darwin.c (darwin_override_options): Catch unset
2003 dwarf_strict and override to 1.
2005 2009-09-24 Jeff Law <law@redhat.com>
2007 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2009 2009-09-24 Richard Guenther <rguenther@suse.de>
2011 PR tree-optimization/36143
2012 PR tree-optimization/38747
2013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2014 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2016 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2019 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2020 return false instead of gcc_unreachable (). For CONST return the
2021 value returned by recursive call instead of always returning true.
2022 (tree_add_const_value_attribute): Return the value returned by
2023 add_const_value_attribute instead of always returning true if rtl
2026 2009-09-23 Justin Seyster <jrseys@gmail.com>
2028 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2030 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2032 * cgraphunit.c (cgraph_lower_function): Revert last change.
2033 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2034 instead of DECL_NO_STATIC_CHAIN.
2035 * tree-cfg.c (verify_gimple_call): Likewise.
2036 * tree-nested.c (get_chain_decl, get_chain_field,
2037 convert_tramp_reference_op, convert_gimple_call): Likewise.
2038 (convert_all_function_calls): Likewise. Always set or clear
2039 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2040 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2041 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2043 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2044 DECL_NO_STATIC_CHAIN.
2045 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2046 instead of DECL_NO_STATIC_CHAIN.
2047 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2048 decl_function_context.
2049 * varasm.c (initializer_constant_valid_p): Likewise.
2050 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2051 (DECL_STATIC_CHAIN): ... this.
2052 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2053 instead of DECL_NO_STATIC_CHAIN.
2055 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2056 Rafael Avila de Espindola <espindola@google.com>
2058 * gengtype.c (nb_plugin_files): Make it unsigned to match
2059 num_gt_files. Adjust other variables to avoid warnings.
2060 (main): Allocate an all zero lang_bitmap before each plugin file name
2061 to match regular file names.
2063 2009-09-23 Richard Henderson <rth@redhat.com>
2065 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2066 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2067 static chain passed in memory.
2068 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2069 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2070 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2071 STATIC_CHAIN_REGNUM defined.
2073 * config/picochip/picochip-protos.h: s/class/klass/.
2074 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2075 (picochip_static_chain): New.
2076 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2077 (STATIC_CHAIN_INCOMING): Remove.
2079 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2080 (xtensa_static_chain): New.
2081 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2082 (STATIC_CHAIN_INCOMING): Remove.
2084 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2086 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2087 * config/pa/pa-protos.h (function_value): Remove.
2088 * config/pa/pa.c (pa_function_value): Rename from function_value.
2089 Make static, add 'outgoing' argument.
2090 (TARGET_FUNCTION_VALUE): Define.
2092 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2094 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2095 instead of cfun->machine->is_leaf.
2096 * config/avr/avr.h (machine_function): Remove is_leaf field.
2098 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2101 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2102 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2103 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2104 the same size, prefer DW_OP_stack_value.
2105 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2106 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2108 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2111 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2113 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2116 * cfgexpand.c (convert_debug_memory_address): New.
2117 (expand_debug_expr): Convert base address and offset to the same
2118 mode. Use it to convert addresses to other modes. Accept
2121 2009-09-23 Richard Guenther <rguenther@suse.de>
2123 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2124 produced for bigendian targets with promoted subregs.
2126 2009-09-23 Richard Guenther <rguenther@suse.de>
2128 * value-prof.c (gimple_ic): Purge old EH edges only after building
2131 2009-09-23 Nick Clifton <nickc@redhat.com>
2133 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2135 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2138 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2141 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2142 on non-nested functions.
2144 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2145 Jan Hubicka <jh@suse.cz>
2147 * dwarf2out.c (loc_list_plus_const): Only define if
2148 DWARF2_DEBUGGING_INFO.
2149 (address_of_int_loc_descriptor): Likewise.
2152 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2154 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2157 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2158 constant is more than zero.
2160 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2163 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2164 call final to emit non-scheduled prologue, instead insert at entry.
2166 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2167 Joseph S. Myers <joseph@codesourcery.com>
2169 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2171 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2172 Rafael Avila de Espindola <espindola@google.com>
2174 * gengtype.c (is_file_equal): New function.
2175 (close_output_files): Use is_file_equal. Free of->buf.
2177 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2178 Rafael Avila de Espindola <espindola@google.com>
2180 * gengtype.c (write_types, write_local): Add the output_header
2181 argument. Update all callers.
2183 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2185 * dwarf2out.c (template_parameter_pack_die,
2186 gen_formal_parameter_pack_die ): New functions.
2187 (make_ith_pack_parameter_name): Remove this function.
2188 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2189 DW_TAG_formal_parameter_pack.
2190 (gen_generic_params_dies): Represent each template parameter pack
2191 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2192 represented by usual DW_TAG_template_*_parameter DIEs that are
2193 children of the DW_TAG_template_parameter_pack element DIE.
2194 (generic_parameter_die): This doesn't deal with parameter pack
2195 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2196 of parameter pack DIEs.
2197 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2198 in certain cases, e.g. for pack elements.
2199 (gen_formal_types_die, gen_decl_die): Adjust usage of
2200 gen_formal_parameter_die.
2201 (gen_subprogram_die): Represent each function parameter pack by a
2202 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2203 represented by usual DW_TAG_formal_parameter DIEs that are children
2204 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2205 ____builtin_va_alist decls as no part of the compiler uses those
2207 * langhooks.h (struct lang_hooks_for_decls): Add
2208 function_parm_expanded_from_pack_p, get_generic_function_decl
2209 and function_parameter_pack_p hooks. Fix comment for
2210 get_innermost_generic_parms hook.
2211 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2212 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2213 macros and use them to initialize lang_hook.
2215 2009-09-22 Richard Henderson <rth@redhat.com>
2217 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2218 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2219 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2220 on TRAMPOLINE_TEMPLATE.
2221 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2222 TRAMPOLINE_ADJUST_ADDRESS.
2223 * targhooks.c (default_asm_trampoline_template): Remove.
2224 (default_trampoline_adjust_address): Remove.
2225 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2226 * targhooks.h: Update decls.
2228 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2230 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2231 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2232 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2234 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2237 * reload1.c (reload): Reset debug insns with pseudos without
2240 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2242 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2243 unconditional true for decimal float modes.
2244 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2245 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2247 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2249 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2250 Enable a new case for __FreeBSD__ >= 7.
2251 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2252 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2253 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2254 and USE_LD_AS_NEEDED.
2256 * doc/install.texi (*-*-freebsd*): Update target information.
2258 2009-09-22 Richard Guenther <rguenther@suse.de>
2261 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2262 arrays really properly.
2264 2009-09-22 Richard Henderson <rth@redhat.com>
2267 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2268 calls.static_chain, calls.trampoline_init,
2269 calls.trampoline_adjust_address.
2270 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2271 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2272 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2273 * builtins.c (expand_builtin_setjmp_receiver): Use
2274 targetm.calls.static_chain; only clobber registers.
2275 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2276 set up memory attributes properly for the trampoline block.
2277 (expand_builtin_adjust_trampoline): Use
2278 targetm.calls.trampoline_adjust_address.
2279 * calls.c (prepare_call_address): Add fndecl argument. Use
2280 targetm.calls.static_chain.
2281 * df-scan.c (df_need_static_chain_reg): Remove.
2282 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2283 consolodate static chain handling.
2284 * doc/tm.texi: Document new hooks.
2285 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2286 (init_emit_regs): Don't initialize them.
2287 * expr.h (prepare_call_address): Update decl.
2288 * final.c (profile_function): Use targetm.calls.static_chain.
2289 * function.c (expand_function_start): Likewise.
2290 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2291 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2292 only clobber registers.
2293 * targhooks.c (default_static_chain): New.
2294 (default_asm_trampoline_template, default_trampoline_init): New.
2295 (default_trampoline_adjust_address): New.
2296 * targhooks.h: Declare them.
2297 * varasm.c (assemble_trampoline_template): Use
2298 targetm.asm_out.trampoline_template. Make the memory block const
2301 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2302 alpha_initialize_trampoline. Make static. Merge VMS parameter
2303 differences into the TARGET_ABI_OPEN_VMS code block.
2304 (TARGET_TRAMPOLINE_INIT): New.
2305 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2306 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2307 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2308 (INITIALIZE_TRAMPOLINE): Remove.
2310 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2311 (TRAMPOLINE_TEMPLATE): Merge with ...
2312 (INITIALIZE_TRAMPOLINE): ... this and move ...
2313 * config/arc/arc.c (arc_trampoline_init): ... here.
2314 (TARGET_TRAMPOLINE_INIT): New.
2316 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2317 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2318 (arm_asm_trampoline_template): New.
2319 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2320 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2321 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2322 code to arm_asm_trampoline_template.
2323 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2324 arm_trampoline_adjust_address.
2325 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2326 adjust for target hook parameters.
2328 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2331 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2332 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2333 (bfin_trampoline_init): Rename from initialize_trampoline;
2334 make static; update for target hook parameters.
2335 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2336 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2337 bfin_asm_trampoline_template.
2338 (INITIALIZE_TRAMPOLINE): Remove.
2340 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2341 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2342 cris_trampoline_init): New.
2343 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2344 cris_asm_trampoline_template.
2345 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2346 adjust for target hook parameters.
2348 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2350 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2351 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2352 fr30_trampoline_init): New.
2353 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2354 fr30_asm_trampoline_template.
2355 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2356 adjust for target hook parameters.
2358 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2359 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2360 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2361 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2362 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2364 * config/h8300/h8300.c (h8300_trampoline_init): New.
2365 (TARGET_TRAMPOLINE_INIT): New.
2366 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2367 to h8300_trampoline_init and adjust for hook parameters.
2369 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2370 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2371 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2372 make static; adjust for hook parameters.
2373 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2375 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2376 (TARGET_TRAMPOLINE_INIT): New.
2377 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2378 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2379 iq2000_asm_trampoline_template.
2380 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2381 (TRAMPOLINE_CODE_SIZE): New.
2382 (TRAMPOLINE_SIZE): Use it.
2383 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2385 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2386 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2387 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2388 adjust for hook parameters.
2389 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2391 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2392 (m32r_trampoline_init): New.
2393 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2394 m32r_trampoline_init.
2396 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2397 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2398 make static; update for hook parameters.
2399 * config/m68hc11/m68hc11-protos.h: Update.
2400 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2402 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2403 (TARGET_TRAMPOLINE_INIT): New.
2404 (mcore_function_value): Fix typo.
2405 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2406 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2407 to mcore_asm_trampoline_template.
2408 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2410 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2411 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2412 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2413 update for hook parameters.
2414 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2416 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2417 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2418 mips_trampoline_init): New.
2419 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2420 mips_asm_trampoline_template.
2421 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2422 update for hook parameters.
2424 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2425 (TARGET_TRAMPOLINE_INIT): New.
2426 (mmix_trampoline_size): Remove.
2427 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2428 make static. Remove out-of-date tetra vs octa comment.
2429 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2430 make static; update for hook parameters.
2431 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2432 (INITIALIZE_TRAMPOLINE): Remove.
2433 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2434 (TRAMPOLINE_ALIGNMENT): New.
2435 * gcc/config/mmix/mmix-protos.h: Update.
2437 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2438 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2439 mn10300_trampoline_init): New.
2440 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2441 mn10300_asm_trampoline_template.
2442 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2444 * config/moxie/moxie.c (moxie_static_chain,
2445 moxie_asm_trampoline_template, moxie_trampoline_init,
2446 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2447 TARGET_TRAMPOLINE_INIT): New.
2448 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2449 moxie_trampoline_init.
2450 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2451 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2453 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2454 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2455 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2456 pa_trampoline_adjust_address): New.
2457 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2458 pa_asm_trampoline_template.
2459 (TRAMPOLINE_ALIGNMENT): New.
2460 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2461 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2462 adjust for hook parameters.
2463 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2465 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2466 (TARGET_TRAMPOLINE_INIT): New.
2467 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2468 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2470 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2472 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2473 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2474 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2475 make static; adjust parameters for the hook.
2476 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2478 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2479 s390_trampoline_template; make static.
2480 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2481 make static; adjust for target hook.
2482 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2483 * config/s390/s390-protos.h: Remove trampoline decls.
2484 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2485 (TRAMPOLINE_TEMPLATE): Remove.
2486 (TRAMPOLINE_ALIGNMENT): New.
2488 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2489 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2490 (TARGET_TRAMPOLINE_INIT): New.
2491 (score_asm_trampoline_template): New.
2492 (score_trampoline_init): Rename from score_initialize_trampoline;
2493 make static; adjust for hook parameters.
2494 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2495 score[37]_asm_trampoline_template.
2496 (INITIALIZE_TRAMPOLINE): Remove.
2497 * config/score/score3.c (score3_asm_trampoline_template): New.
2498 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2499 adjust for target hook.
2500 * config/score/score7.c (score7_asm_trampoline_template): New.
2501 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2502 adjust for target hook.
2503 * config/score/score3.h, config/score/score7.h: Update.
2505 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2506 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2507 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2508 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2509 make static; adjust for target hook parameters.
2510 (sh_trampoline_adjust_address): New.
2511 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2512 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2514 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2515 (sparc32_initialize_trampoline): Rename from
2516 sparc_initialize_trampoline; make static; replace tramp parameter
2517 with m_tramp and update memory accesses.
2518 (sparc64_initialize_trampoline): Similarly.
2519 (sparc_trampoline_init): New.
2520 * config/sparc/sparc-protos.h: Remove trampoline decls.
2521 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2522 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2524 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2525 (array_to_constant): Make ARR parameter const.
2526 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2527 make static; update for hook parameters.
2528 * config/spu/spu-protos.h: Update decls.
2529 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2531 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2532 from xstormy16_initialize_trampoline; make static; update for
2534 (TARGET_TRAMPOLINE_INIT): New.
2535 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2537 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2538 (TARGET_TRAMPOLINE_INIT): New.
2539 (v850_can_eliminate): Make static.
2540 (v850_asm_trampoline_template, v850_trampoline_init): New.
2541 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2542 v850_asm_trampoline_template.
2543 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2544 and adjust for target hook parameters.
2546 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2547 (TARGET_TRAMPOLINE_INIT): New.
2548 (vax_asm_trampoline_template, vax_trampoline_init): New.
2549 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2550 vax_asm_trampoline_template.
2551 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2553 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2554 (TARGET_TRAMPOLINE_INIT): New.
2555 (xtensa_asm_trampoline_template): Rename from
2556 xtensa_trampoline_template; make static.
2557 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2558 make static; update for hook parameters.
2559 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2560 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2561 (INITIALIZE_TRAMPOLINE): Remove.
2563 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2564 error for nested functions with regparm=3.
2565 (ix86_compute_frame_layout): Adjust frame pointer offset for
2566 ix86_static_chain_on_stack.
2567 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2568 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2569 don't reset to UNITS_PER_WORD.
2570 (ix86_emit_leave): Adjust ix86_cfa_state.
2571 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2572 (ix86_static_chain): New.
2573 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2574 make static; update for target hook parameters; use ix86_static_chain.
2575 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2576 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2577 (INITIALIZE_TRAMPOLINE): Remove.
2578 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2579 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2580 to the end. Add static_chain_on_stack.
2581 (ix86_static_chain_on_stack): New.
2583 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2584 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2585 (m68k_trampoline_init): New.
2586 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2587 m68k_trampoline_init and adjust for hook parameters.
2588 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2589 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2591 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2593 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2594 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2596 * reload1.c (reload): Call wrap_constant when substituting
2597 reg for equiv inside of DEBUG_INSNs.
2600 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2601 add_call_src_coords_attributes, add_high_low_attributes,
2602 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2603 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2604 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2605 when -gdwarf-2 -gstrict-dwarf.
2606 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2607 -gdwarf-[23] -gstrict-dwarf.
2608 (address_of_int_loc_descriptor, loc_descriptor,
2609 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2610 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2611 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2613 2009-09-22 Richard Guenther <rguenther@suse.de>
2615 PR tree-optimization/41428
2616 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2617 (ccp_finalize): Pass it to substitute_and_fold.
2619 2009-09-22 Richard Guenther <rguenther@suse.de>
2621 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2622 (substitute_and_fold): Adjust prototype.
2623 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2624 (simplify_stmt_using_ranges): Likewise.
2625 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2626 (vrp_fold_stmt): New function.
2627 (vrp_finalize): Pass it to substitute_and_fold.
2628 * tree-flow.h (vrp_evaluate_conditional): Remove.
2629 (simplify_stmt_using_ranges): Likewise.
2630 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2631 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2632 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2634 (fold_predicate_in): Move to tree-vrp.c.
2635 (substitute_and_fold): Use the callback instead of calling into
2636 tree-vrp.c functions directly.
2638 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2640 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2641 comparison warning on rs6000.
2644 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2645 GIMPLE_EH_MUST_NOT_THROW cleanup.
2646 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2648 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2651 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2652 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2653 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2654 libSystem which is derived from the gcc 4.2.1 unwinder.
2656 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2659 * varasm.c (default_encode_section_info): Copy TLS model into
2660 sym_ref flags regardless of backend support for TLS, for all
2661 model types except TLS_MODEL_EMULATED.
2663 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2666 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2667 we can handle it correctly.
2669 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2671 * doc/install.texi (os2): Remove section.
2673 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2675 * doc/standards.texi (Objective-C): Adjust two URLs.
2677 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2679 * tree-tailcall.c (process_assignment): Don't check if a
2680 multiplication or an addition are already present.
2681 (find_tail_calls): Combine multiple additions and multiplications.
2682 (adjust_accumulator_values): Emit accumulators.
2684 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2686 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2687 xmm register restore.
2689 2009-09-21 Jan Hubicka <jh@suse.cz>
2691 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2692 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2695 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2697 * stor-layout.c (layout_type): Remove obsolete code.
2699 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2702 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2704 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2707 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2708 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2709 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2710 * fold-const.c (const_binop): Likewise.
2711 * real.h (do_mpc_arg2): Update prototype.
2713 2009-09-20 Jan Hubicka <jh@suse.cz>
2715 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2716 (add_location_or_const_value_attribute): Rewrite using
2718 (tree_add_const_value_attribute): Return true if successful.
2719 (tree_add_const_value_attribute_for_decl): Likewise.
2721 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2722 (loc_descriptor): ... here;
2723 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2724 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2725 pool items that was not marked for output.
2726 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2727 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2728 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2729 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2730 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2731 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2732 DW_OP_stack_value to get address of items that are not available
2734 (dw_loc_list): Handle single element lists correctly.
2736 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2737 Pascal Obry <obry@adacore.com>
2739 * unwind-dw2-fde.c (classify_object_over_fdes):
2740 Cast the constant 1 to _Unwind_Ptr.
2741 (add_fdes): Likewise.
2742 (linear_search_fdes): Likewise.
2744 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2746 * stor-layout.c (set_sizetype): Avoid useless type copy.
2748 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2750 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2752 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2753 * configure, config.in: Regenerate.
2754 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2756 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2757 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2758 for global data if the output could be used in a shared library.
2759 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2760 to 0 if TARGET_WRITABLE_EH_FRAME.
2762 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2764 PR rtl-optimization/39886
2765 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2766 just when insn is equal to BB_END (bb).
2768 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2770 * config/mips/mips.opt (mrelax-pic-calls): New option.
2771 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2773 (mips_unspec_call): Change "unspec_call" expander into this.
2774 (mips_strip_unspec_call): New function.
2775 (mips_got_load): Call mips_unspec_call instead of
2776 gen_unspec_call<mode>.
2777 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2779 (mips_cfg_in_reorg): New function.
2780 (mips16_lay_out_constants): Use it to decide whether to call
2781 CFG-aware insn splitting.
2782 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2783 mips_reorg. Move DF set-up code from here ...
2784 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2786 (mips_reorg): Call mips_df_reorg instead of
2787 r10k_insert_cache_barriers. Move CFG set-up code here from
2788 r10k_insert_cache_barriers.
2789 (mips_call_expr_from_insn): New function.
2790 (mips_pic_call_symbol_from_set): Likewise.
2791 (mips_find_pic_call_symbol): Likewise.
2792 (mips_annotate_pic_call_expr): Likewise.
2793 (mips_get_pic_call_symbol): Likewise.
2794 (mips_annotate_pic_calls): Likewise.
2795 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2797 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2798 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2799 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2801 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2802 (unspec_call<mode>): Remove it.
2803 (sibcall_internal, sibcall_value_internal,
2804 sibcall_value_multiple_internal, call_internal, call_split,
2805 call_value_internal, call_value_split,
2806 call_value_multiple_internal, call_value_multiple_split): Pass
2807 SIZE_OPNO to MIPS_CALL.
2808 (call_internal_direct, call_direct_split,
2809 call_value_internal_direct, call_value_direct_split): Pass -1 as
2810 SIZE_OPNO to MIPS_CALL.
2811 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2812 * configure: Regenerate.
2813 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2814 and -mno-relax-pic-calls.
2815 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2817 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2820 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2821 in the directory this rule is called from, rather than the
2822 toplevel 'gcc' directory, to fix in-tree build.
2824 2009-09-19 Chris Demetriou <cgd@google.com>
2826 PR preprocessor/28435:
2827 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2828 to cpplib that the preprocessor output is needed.
2830 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2832 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2833 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2834 *return_and_restore_fpregs_<mode>,
2835 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2838 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2839 instead of assuming it has always a REG inside of it.
2841 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2843 * config/freebsd.h: Update comment on types.
2844 (WINT_TYPE): Define.
2846 2009-09-18 Jason Merrill <jason@redhat.com>
2848 * c.opt: Add -fno-deduce-init-list.
2850 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2852 * value-prof.c (interesting_stringop_to_profile_p): Added output
2853 argument to indicate which parameter is the size parameter.
2854 * value-prof.c (gimple_stringop_fixed_value): Use
2855 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2856 * value-prof.c (gimple_stringops_transform): Update call sites to
2857 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2859 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2862 From David Binderman <dcb314@hotmail.com>:
2863 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2864 local variable f. Remove stale comments.
2865 (ix86_compute_frame_layout): Remove useless local variable total_size.
2866 Remove #if 0'd code.
2867 (legitimate_address_p): Remove useless local variables
2868 reason_rtx and reason.
2869 (ix86_split_copysign_const): Remove useless local variable op1.
2870 (scale_counter): Remove useless local variable piece_size_mask.
2872 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2874 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2877 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2880 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2882 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2884 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2887 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2889 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2890 DW_OP_implicit_value even without dwarf_version 4.
2892 2009-09-17 Jan Hubicka <jh@suse.cz>
2894 * dwarf2out.c: Include tree-pass.h and gimple.h.
2895 (loc_list_plus_const): New function.
2896 (loc_descriptor_from_tree_1): Rename to ...
2897 (loc_descriptor_from_tree): ... remove original.
2898 (loc_list_from_tree): New function.
2899 (add_AT_location_description): Accept location list.
2900 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2901 (concatn_mem_loc_descriptor): Remove.
2902 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2904 (secname_for_decl): Move up.
2905 (hidden_reference_p): New function; break out from ...
2906 (loc_by_refernece): ... here; move up.
2907 (dw_loc_list): New function.
2908 (single_element_loc_list): New function.
2909 (single_element_loc_list_p): New function.
2910 (add_loc_descr_to_each): New function.
2911 (add_loc_list): New function.
2912 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2913 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2914 add diagnostics why expansion failed.
2915 (add_location_or_const_value_attribute): Support location lists.
2916 (add_bound_info): Likewise.
2917 (descr_info_loc): Update call of loc_descriptor_from_tree.
2918 (gen_variable_die): Work on location lists.
2919 * final.c (pass_final): Add dump file.
2920 * Makefile.in (dwarf2out.o): Add new dependencies.
2922 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2925 * real.c decimal_from_integer, decimal_integer_string): New.
2926 (real_from_integer): Use them as special case for decimal float.
2927 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2928 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2929 Do not append zero after the decimal point in string to convert.
2931 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2933 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2934 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2936 2009-09-17 Martin Jambor <mjambor@suse.cz>
2938 * common.opt (fipa-sra): New switch.
2939 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2940 * timevar.def (TV_IPA_SRA): New timevar.
2941 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2942 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2943 * tree-sra.c: Include cgraph.c.
2944 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2945 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2946 and grp_not_necessarilly_dereferenced.
2947 (func_param_count): New variable.
2948 (encountered_apply_args): New variable.
2949 (bb_dereferences): New variable.
2950 (final_bbs): New variable.
2951 (no_accesses_representant): New variable.
2952 (no_accesses_p): New function.
2953 (dump_access): Dump the new fields.
2954 (sra_initialize): Set encountered_apply_args to false.
2955 (get_ssa_base_param): New function.
2956 (mark_parm_dereference): New function.
2957 (create_access): Caring for INIDRECT_REFs and different handling of
2958 varialble length accesses in early IPA SRA. Store the stmt - a new
2959 parameter - to the new access.
2960 (build_access_from_expr_1): New parameter stmt, passed to
2961 create_access. Handle INDIRECT_REFs.
2962 (build_access_from_expr): Pass the current statement to
2963 build_access_from_expr_1.
2964 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2966 (build_accesses_from_assign): Pass the current statement to
2967 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2968 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2969 final_bbs when necessary. Check for calls to __builtin_apply_args.
2970 Fixup EH info if anythng was changed.
2971 (is_unused_scalar_param): New function.
2972 (ptr_parm_has_direct_uses): New function.
2973 (find_param_candidates): New function.
2974 (mark_maybe_modified): New function.
2975 (analyze_modified_params): New function.
2976 (propagate_dereference_distances): New function.
2977 (dump_dereferences_table): New function.
2978 (analyze_caller_dereference_legality): New function.
2979 (unmodified_by_ref_scalar_representative): New function.
2980 (splice_param_accesses): New function.
2981 (decide_one_param_reduction): New function.
2982 (enum ipa_splicing_result): New type.
2983 (splice_all_param_accesses): New function.
2984 (get_param_index): New function.
2985 (turn_representatives_into_adjustments): New function.
2986 (analyze_all_param_acesses): New function.
2987 (get_replaced_param_substitute): New function.
2988 (get_adjustment_for_base): New function.
2989 (replace_removed_params_ssa_names): New function.
2990 (sra_ipa_reset_debug_stmts): New function.
2991 (sra_ipa_modify_expr): New function.
2992 (sra_ipa_modify_assign): New function.
2993 (convert_callers): New function.
2994 (modify_function): New function.
2995 (ipa_sra_preliminary_function_checks): New function.
2996 (ipa_early_sra): New function.
2997 (ipa_early_sra_gate): New function.
2998 (pass_early_ipa_sra): New variable.
2999 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3001 2009-09-17 Michael Matz <matz@suse.de>
3004 * tree.c (build_type_attribute_qual_variant): Export.
3005 * tree.h (build_type_attribute_qual_variant): Declare.
3006 * tree-inline.c (remap_type_1): Use it to build variants with
3007 the original qualifiers and attributes.
3009 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3011 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3012 without a fallthrough edge.
3014 2009-09-16 DJ Delorie <dj@redhat.com>
3016 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3017 chip and ignore the "fast_interrupt" attribute if so.
3019 2009-09-16 Richard Henderson <rth@redhat.com>
3022 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3025 2009-09-16 Richard Henderson <rth@redhat.com>
3028 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3029 is set only if DECL_NO_STATIC_CHAIN is unset.
3030 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3031 (FOR_EACH_NEST_INFO): New.
3032 (walk_all_functions): Use it.
3033 (finalize_nesting_tree): Likewise.
3034 (unnest_nesting_tree): Likewise.
3035 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3036 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3037 (convert_gimple_call): Early out if gimple_call_chain already set.
3038 (convert_all_function_calls): Iterate until no new functions
3039 require a static chain.
3040 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3041 when building a trampoline. Use dump_function_to_file instead
3043 (lower_nested_functions): Open dump_file. Validate that decls
3044 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3045 bit reset by this pass.
3047 2009-09-16 Michael Matz <matz@suse.de>
3050 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3051 shorten decl_common_unused.
3052 (DECL_RESTRICTED_P): New accessor.
3053 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3054 to disambiguate marked decls and restrict pointers.
3056 2009-09-16 Richard Henderson <rth@redhat.com>
3059 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3061 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3063 * integrate.c (set_block_abstract_flags): Call
3064 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3066 2009-09-16 Richard Guenther <rguenther@suse.de>
3069 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3072 2009-09-16 DJ Delorie <dj@redhat.com>
3073 Kaz Kojima <kkojima@gcc.gnu.org>
3075 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3076 (sh_expand_prologue): Update calls to output_stack_adjust.
3077 (sh_expand_epilogue): Likewise.
3079 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3082 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3083 trying to limit the extent of searches in the insn stream.
3085 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3086 Jakub Jelinek <jakub@redhat.com>
3090 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3092 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3093 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3094 (rs6000_savres_strategy): Always save FP registers inline if the
3095 target doesn't support hardware double-precision. Set the above
3096 bits in return value when needed.
3097 (rs6000_savres_routine_sym): Fix computation for cache selector.
3098 Mark the generated symbol as a function. Rename exitp argument to
3099 lr. Move code for determining the name of the symbol...
3100 (rs6000_savres_routine_name): ...here. New function. Add cases for
3101 getting the names right on AIX and 64-bit Linux.
3102 (savres_routine_name): New variable.
3103 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3104 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3105 on what the target routine uses as a base register. If savep && lr
3106 describe saving of r0 into memory slot.
3107 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3108 line calls for AIX ABI.
3109 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3110 determine FP save/restore functions.
3111 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3112 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3114 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3115 Duplicate restoration of LR and execute the appropriate one
3116 depending on whether GPRs are being restored inline. Set r11 from
3117 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3118 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3119 Fix out of line calls for AIX ABI.
3120 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3122 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3124 (*restore_gpregs_spe): Likewise.
3125 (*return_and_restore_gpregs_spe): Likewise.
3126 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3127 Define to empty string unconditionally.
3128 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3129 Define to empty string unconditionally.
3130 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3133 2009-09-15 Jan Hubicka <jh@suse.cz>
3135 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3136 * params.def (inline-insns-auto): Likewise.
3138 2009-09-15 Martin Jambor <mjambor@suse.cz>
3140 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3141 individual statements only at TDF_DETAILS dump level. Format
3142 source for 80 characters per line.
3144 2009-09-15 Christian Bruel <christian.bruel@st.com>
3146 * regrename.c (do_replace): Update REG_DEAD notes.
3148 2009-09-15 Revital Eres <eres@il.ibm.com>
3150 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3151 * targhooks.c (default_builtin_support_vector_misalignment):
3152 New builtin function.
3153 * targhooks.h (default_builtin_support_vector_misalignment):
3155 * target.h (builtin_support_vector_misalignment):
3156 New field in struct gcc_target.
3157 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3158 new builtin function.
3159 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3161 * config/rs6000/rs6000.c
3162 (rs6000_builtin_support_vector_misalignment): New function.
3163 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3165 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3167 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3169 (bfin_optimize_loop): Likewise.
3170 (bfin_gen_bundles): Likewise.
3171 (workaround_speculation): Likewise.
3172 (find_load): Return NULL_RTX for debug_insn.
3174 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3176 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3179 2009-09-14 DJ Delorie <dj@redhat.com>
3181 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3182 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3185 2009-09-14 Richard Henderson <rth@redhat.com>
3186 Jakub Jelinek <jakub@redhat.com>
3188 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3189 * cfgbuild.c (make_edges): Handle asm goto.
3190 * cfglayout.c (fixup_reorder_chain): Likewise.
3191 * cfgrtl.c (patch_jump_insn): Likewise.
3192 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3193 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3194 (gimple_build_asm_vec): Add and use labels parameter.
3195 (gimple_build_asm): Remove.
3196 (walk_gimple_asm): Walk labels too.
3197 * gimple.def (GIMPLE_ASM): Update docs.
3198 * gimple.h: Update decls.
3199 (struct gimple_statement_asm): Change nc to use unsigned char;
3201 (gimple_asm_nlabels): New.
3202 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3203 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3204 into gimple_build_asm_vec.
3205 * jump.c (mark_jump_label_asm): New.
3206 (mark_jump_label): Use it.
3207 (redirect_jump_1): Handle asm goto.
3208 (invert_jump_1): Soft fail if X is null.
3209 * recog.c (extract_asm_operands): New.
3210 (asm_noperands): Use it; handle asm labels.
3211 (decode_asm_operands): Use extract_asm_operands.
3212 (asm_operand_ok): Properly handle empty string.
3213 * reg-stack.c (get_asm_operands_in_out): Rename from
3214 get_asm_operand_n_inputs; use extract_asm_operands; return both
3215 inputs and outputs by reference; update all callers.
3216 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3217 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3218 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3219 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3220 (extract_asm_operands): Declare.
3221 * stmt.c (expand_asm_operands): Add and use labels parameter.
3222 (check_unique_operand_names): Likewise.
3223 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3224 (expand_asm_stmt): Handle asm labels.
3225 * tree-cfg.c (make_gimple_asm_edges): New.
3226 (make_edges): Use it.
3227 (cleanup_dead_labels): Handle asm labels.
3228 (is_ctrl_altering_stmt): Likewise.
3229 (gimple_redirect_edge_and_branch): Likewise.
3230 * tree.def (ASM_EXPR): Add 5th operand.
3231 * tree.h (ASM_LABELS): New.
3232 (resolve_asm_operand_names): Update decl.
3234 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3235 (c_parser_asm_goto_operands): New.
3236 * c-tree.h (build_asm_expr): Update decl.
3237 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3238 * doc/extend.texi: Document asm goto.
3240 2009-09-14 Richard Henderson <rth@redhat.com>
3242 * except.h: Update declarations.
3243 (struct pointer_map_t): Forward declare.
3244 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3245 (struct eh_landing_pad_d, eh_landing_pad): New.
3246 (struct eh_catch_d, eh_catch): New.
3247 (struct eh_region_d): Remove next_region_sharing_label, aka,
3248 label, tree_label, landing_pad, post_landing_pad, resume,
3249 may_contain_throw. Rename region_number to index. Remove
3250 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3251 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3252 (VEC(eh_landing_pad,gc)): New.
3253 (struct eh_status): Remove last_region_number. Add lp_array,
3254 throw_stmt_table, ttype_data, ehspec_data.
3255 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3256 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3257 * except.c (lang_protect_cleanup_actions): Return tree.
3258 (struct ehl_map_entry): Remove.
3259 (init_eh_for_function): Push zero entries for region and lp_array.
3260 (gen_eh_region): Add to region_array immediately.
3261 (gen_eh_region_catch): Operate on eh_catch objects.
3262 (gen_eh_landing_pad): New.
3263 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3264 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3265 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3266 (get_eh_landing_pad_from_number_fn): New.
3267 (get_eh_landing_pad_from_number): New.
3268 (get_eh_region_from_lp_number_fn): New.
3269 (get_eh_region_from_lp_number): New.
3270 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3271 (get_exception_pointer, get_exception_filter): Remove.
3272 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3273 (current_function_has_exception_handlers): Simplify.
3274 (bring_to_root, eh_region_replaceable_by_p): Remove.
3275 (replace_region, hash_type_list, hash_eh_region): Remove.
3276 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3277 (label_to_region_map, num_eh_regions): Remove.
3278 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3279 (find_exception_handler_labels): Remove.
3280 (duplicate_eh_regions_0, find_prev_try): Remove.
3281 (struct duplicate_eh_regions_data): New.
3282 (duplicate_eh_regions_1): Rewrite.
3283 (duplicate_eh_regions): Return a pointer map instead of an
3285 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3286 (redirect_eh_edge_to_label): Remove.
3287 (eh_region_outermost): Rewrite using eh_region pointers
3288 instead of integers.
3289 (add_ttypes_entry): Update for ttype_data move to eh_status.
3290 (add_ehspec_entry): Rewrite with VEC instead of varray.
3291 (assign_filter_values): Likewise. Export.
3292 (build_post_landing_pads, connect_post_landing_pads): Remove.
3293 (dw2_build_landing_pads): Rewrite to use lp_array.
3294 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3295 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3296 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3297 (sjlj_mark_call_sites): Update for landing pad numbers.
3298 (finish_eh_generation): Rewrite.
3299 (gate_handle_eh): Do nothing for no eh tree.
3300 (pass_rtl_eh): Move up near finish_eh_generation.
3301 (remove_eh_landing_pad): New.
3302 (remove_eh_handler): Export.
3303 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3304 (for_each_eh_label): Rewrite to use lp_array.
3305 (make_reg_eh_region_note): New.
3306 (make_reg_eh_region_note_nothrow_nononlocal): New.
3307 (insn_could_throw_p): New.
3308 (copy_reg_eh_region_note_forward): New.
3309 (copy_reg_eh_region_note_backward): New.
3310 (check_handled, add_reachable_handler): Remove.
3311 (reachable_next_level, foreach_reachable_handler): Remove.
3312 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3313 (get_eh_region_and_lp_from_rtx): New.
3314 (get_eh_region_from_rtx): New.
3315 (can_throw_internal_1, can_throw_external_1): Remove.
3316 (can_throw_internal): Use get_eh_region_from_rtx.
3317 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3318 (insn_nothrow_p, can_nonlocal_goto): New.
3319 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3320 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3321 (add_action_record): Use VEC not varray.
3322 (collect_one_action_chain): Update for eh_region changes.
3323 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3324 Use get_eh_region_and_lp_from_rtx.
3325 (gate_convert_to_eh_region_ranges): New.
3326 (pass_convert_to_eh_region_ranges): Use it.
3327 (push_uleb128, push_sleb128): Use VEC not varray.
3328 (output_one_function_exception_table): Likewise.
3329 (dump_eh_tree): Update for eh_region changes.
3330 (verify_eh_tree): Likewise.
3331 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3332 * tree-eh.c: Include target.h.
3333 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3334 Don't disallow GIMPLE_RESX; adjust argument check.
3335 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3336 (record_stmt_eh_region): Update for landing pad numbers;
3337 generate a landing pad if necessary.
3338 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3339 (remove_stmt_from_eh_lp_fn): Similarly.
3340 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3341 Update for lp numbers; don't special case missing throw_stmt_table.
3342 (lookup_expr_eh_lp): Similarly.
3343 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3344 (eh_seq, eh_region_may_contain_throw): New.
3345 (struct leh_state): Add ehp_region.
3346 (struct leh_tf_state): Remove eh_label.
3347 (emit_post_landing_pad): New.
3348 (emit_resx, emit_eh_dispatch): New.
3349 (note_eh_region_may_contain_throw): New.
3350 (frob_into_branch_around): Take eh_region not eh label;
3351 emit eh code into eh_seq.
3352 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3353 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3354 lower_eh_must_not_throw. Emit code to eh_seq.
3355 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3356 (lower_try_finally_onedest): Likewise.
3357 (lower_try_finally_copy): Likewise.
3358 (lower_try_finally_switch): Likewise.
3359 (lower_try_finally): Initialize ehp_region.
3360 (lower_catch): Update for eh_catch objects.
3361 (lower_eh_filter): Don't handle must_not_throw.
3362 (lower_eh_must_not_throw): New.
3363 (lower_cleanup): Don't set eh_label.
3364 (lower_eh_constructs_2): Resolve eh builtins.
3365 Handle GIMPLE_EH_MUST_NOT_THROW.
3366 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3367 Add eh_seq to the end of the function body.
3368 (make_eh_dispatch_edges): New.
3369 (make_eh_edge): Remove.
3370 (make_eh_edges): Simplify for landing pads.
3371 (redirect_eh_edge_1): New.
3372 (redirect_eh_edge): Use it.
3373 (redirect_eh_dispatch_edge): New.
3374 (stmt_could_throw_p): Use a switch. Allow RESX.
3375 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3376 (stmt_can_throw_internal): Likewise.
3377 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3378 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3379 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3380 (gate_refactor_eh): New.
3381 (pass_refactor_eh): Use it.
3382 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3383 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3384 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3385 (remove_unreachable_handlers): Rename from
3386 tree_remove_unreachable_handlers; rewrite for landing pads;
3387 call remove_eh_handler directly.
3388 (remove_unreachable_handlers_no_lp): New.
3389 (unsplit_eh, unsplit_all_eh): New.
3390 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3391 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3392 (cleanup_empty_eh_unsplit): New.
3393 (cleanup_empty_eh): Rewrite.
3394 (cleanup_all_empty_eh): New.
3395 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3396 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3397 (gate_cleanup_eh): New.
3398 (pass_cleanup_eh): Use it.
3399 (verify_eh_edges): Move later in file. Expect one EH edge.
3400 (verify_eh_dispatch_edge): New.
3402 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3403 (gtype-desc.o): Add TARGET_H.
3404 (tree.o): Use EXCEPT_H, not except.h.
3405 (cfgbuild.o): Add EXPR_H.
3406 (GTFILES): Add vecprim.h.
3407 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3408 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3409 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3410 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3411 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3412 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3413 calls to can_throw_internal.
3414 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3415 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3416 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3417 (expand_gimple_stmt): Use make_reg_eh_region_note.
3418 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3419 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3420 or find_exception_handler_labels.
3421 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3422 there is exacly one EH edge. Use can_nonlocal_goto and
3424 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3425 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3426 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3427 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3428 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3429 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3430 * dse.c (scan_insn): Use insn_could_throw_p.
3431 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3432 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3433 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3434 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3435 EXC_PTR_EXPR or FILTER_EXPR.
3436 (tree_expr_nonzero_warnv_p): Likewise.
3437 * function.h: Include vecprim.h, not varray.h
3438 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3439 move ttype_data and ehspec_data members to struct eh_status; change
3440 action_record_data member to a VEC.
3441 * gcse.c (hash_scan_set): Use can_throw_internal.
3442 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3443 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3444 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3445 (block_may_fallthru): Don't handle RESX_EXPR.
3446 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3447 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3448 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3449 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3450 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3451 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3452 (gimple_size): Likewise.
3453 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3454 (gimple_build_resx): Use gimple_build_with_ops.
3455 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3456 (is_gimple_val): Likewise.
3457 (is_gimple_stmt): Remove RESX_EXPR.
3458 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3459 (GIMPLE_RESX): Reorder with other EH constructs.
3460 * gimple.h (struct gimple_statement_eh_mnt): New.
3461 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3462 (gimple_eh_filter_must_not_throw): Remove.
3463 (gimple_eh_filter_set_must_not_throw): Remove.
3464 (gimple_eh_must_not_throw_fndecl): New.
3465 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3466 (is_gimple_resx): New.
3467 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3468 Don't copy EH_FILTER_MUST_NOT_THROW.
3469 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3470 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3471 handle must_not_throw_labels specially.
3472 * ipa-pure-const.c (check_call): Update debug statement for LP.
3473 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3474 * ipa-utils.c (get_base_var): Likewise.
3475 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3476 * lower-subreg.c (move_eh_region_note): Remove.
3477 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3478 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3479 (create_task_copyfn): Likewise.
3480 (maybe_catch_exception): Use gimple_build_eh_filter.
3481 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3482 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3483 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3484 and pass_lower_resx.
3485 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3486 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3487 can_throw_internal, can_nonlocal_goto.
3488 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3489 copy_reg_eh_region_note_forward.
3490 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3491 (emit_output_reload_insns): Likewise.
3492 (copy_eh_notes): Remove.
3493 * rtl.def (RESX): Remove.
3494 * rtl.h: Update declarations.
3495 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3496 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3497 (update_eh_label): Remove.
3498 (cleanup_dead_labels_eh): New.
3499 (cleanup_deal_labels): Use it instead of update_eh_label.
3500 (gimple_merge_blocks): Update landing pad data structure when
3501 removing a landing pad label.
3502 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3503 test; handle GIMPLE_EH_MUST_NOT_THROW.
3504 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3505 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3506 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3507 (verify_stmt): Likewise. Verify landing pads.
3508 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3509 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3510 (struct move_stmt_d): Add eh_map.
3511 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3512 (move_stmt_r): Remap eh region numbers in builtin calls,
3513 resx and eh_dispatch.
3514 (move_block_to_fn): Remove eh_offset parameter. Use
3515 maybe_duplicate_eh_stmt_fn.
3516 (find_outermost_region_in_block): Operate on eh_region pointers
3517 instead of region numbers.
3518 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3519 duplicate_eh_regions.
3520 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3521 test earlier. Disallow EH landing pads.
3522 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3523 * tree-flow.h: Update declarations.
3524 (struct tree_ann_common_d): Replace rn with lp_nr.
3525 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3526 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3527 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3528 resx and eh_dispatch.
3529 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3530 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3531 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3532 from duplicate_eh_regions.
3533 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3534 update RESX; handle EH_DISPATCH.
3535 (expand_call_inline): Set eh_lp_nr, not eh_region.
3536 (maybe_inline_call_in_expr): Likewise.
3537 * tree-inline.h (struct copy_body_data): Replace eh_region with
3538 eh_lp_nr, eh_region_offset with eh_map.
3539 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3540 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3541 * tree-pretty-print.c (dump_generic_node): Don't handle
3542 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3543 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3544 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3545 EXC_PTR_EXPR, FILTER_EXPR.
3546 * tree-ssa-operands.c (get_expr_operands): Likewise.
3547 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3548 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3549 (ao_ref_init_from_vn_reference): Likewise.
3550 * tree-ssa-sink.c (statement_sink_location): Likewise.
3551 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3552 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3553 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3554 EXC_PTR_EXPR, FILTER_EXPR.
3555 (is_exception_related): Remove.
3556 (compute_avail): Don't call it.
3557 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3558 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3559 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3560 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3562 (build_resx): Remove.
3563 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3564 * tree.h: Update declarations.
3565 (EH_FILTER_MUST_NOT_THROW): Remove.
3566 (struct tree_label_decl): Add eh_landing_pad_nr.
3567 (EH_LANDING_PAD_NR): New.
3568 * value-prof.c (gimple_ic): Tidy variable names. Update for
3569 landing pad numbers.
3570 (gimple_stringop_fixed_value): Tidy variable names. Assert
3571 that neither call stmt can throw.
3572 * vecprim.h (uchar): New.
3573 (VEC(uchar,heap), VEC(uchar,gc)): New.
3575 * c-common.c (c_define_builtins): Update call to
3576 build_common_builtin_nodes.
3577 * c-parser.c (c_parse_file): Don't call
3578 default_init_unwind_resume_libfunc.
3580 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3582 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3583 (mips_cprestore_address_p): Likewise.
3584 (mips_save_gp_to_cprestore_slot): Likewise.
3585 (mips_restore_gp): Rename to...
3586 (mips_restore_gp_from_cprestore_slot): ...this.
3587 (mips_must_initialize_gp_p): Declare.
3588 (mips_emit_save_slot_move): Likewise.
3589 (mips_output_load_label): Return nothing.
3590 (mips_eh_uses): Declare.
3591 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3592 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3593 (TARGET_ABSOLUTE_JUMPS): Likewise.
3594 (EH_USES): Likewise.
3595 (FIRST_PSEUDO_REGISTER): Update comment.
3596 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3597 (MIPS_CALL): ...here.
3598 (REGISTER_NAMES): Add $cprestore.
3599 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3600 Add load_label_length, has_inflexible_gp_insn_p,
3601 has_flexible_gp_insn_p, must_initialize_gp_p and
3602 must_restore_gp_when_clobbered_p.
3603 (mips_expand_call): Don't generate split instructions here.
3604 (mips_split_call): Update the call to mips_restore_gp after
3605 the above name change.
3606 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3607 (mips_find_gp_ref): New function.
3608 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3609 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3610 (mips_insn_has_flexible_gp_ref_p): Likewise.
3611 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3612 (mips_function_has_gp_insn): Delete.
3613 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3614 Use the new functions above. Only return INVALID_REGNUM
3615 for TARGET_ABSOLUTE_JUMPS.
3616 (mips_must_initialize_gp_p): New function.
3617 (mips_get_cprestore_base_and_offset): New function, extracted from...
3618 (mips_cprestore_slot): ...here. Take a bool parameter.
3619 (mips_cfun_has_cprestore_slot_p): New function.
3620 (mips_cprestore_address_p): Likewise.
3621 (mips_save_gp_to_cprestore_slot): Likewise.
3622 (mips_restore_gp): Rename to...
3623 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3624 epilogue_completed. Update the call to mips_cprestore_slot.
3625 Test cfun->machine->must_restore_gp_when_clobbered_p.
3626 (mips_direct_save_slot_move_p): New function.
3627 (mips_emit_save_slot_move): Likewise.
3628 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3629 of cfun->machine->global_pointer.
3630 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3631 (mips_save_reg): Use mips_emit_save_slot_move.
3632 (mips_expand_prologue): Set must_initialize_gp_p.
3633 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3634 for all cprestore saves. Emit a use_cprestore instruction after
3635 setting up the cprestore slot.
3636 (mips_restore_reg): Use mips_emit_save_slot_move.
3637 (mips_process_load_label): New function.
3638 (mips_load_label_length): Likewise.
3639 (mips_output_load_label): Don't return asm: output it here instead.
3640 Use mips_process_load_label.
3641 (mips_adjust_insn_length): Adjust the length of branch instructions
3642 that have length MAX_PIC_BRANCH_LENGTH.
3643 (mips_output_conditional_branch): Update the call to
3644 mips_output_load_label. Assume the branch target is OPERANDS[0]
3645 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3646 (mips_output_order_conditional_branch): Swap the meaning of
3647 OPERANDS[0] and OPERANDS[1].
3648 (mips_variable_issue): Don't count ghost instructions.
3649 (mips_expand_ghost_gp_insns): New function.
3650 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3651 (mips_output_mi_thunk): Set must_initialize_gp_p.
3652 (mips_eh_uses): New function.
3653 * config/mips/predicates.md (cprestore_save_slot_operand)
3654 (cprestore_load_slot_operand): New predicates.
3655 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3656 (UNSPEC_MOVE_GP): Likewise.
3657 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3658 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3659 (CPRESTORE_SLOT_REGNUM): New register.
3660 (MAX_PIC_BRANCH_LENGTH): New constant.
3661 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3662 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3663 branches. Fix commentary.
3664 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3665 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3666 Change type to "ghost".
3667 (loadgp_absolute_<mode>): Likewise.
3668 (loadgp_rtp_<mode>): Likewise.
3669 (copygp_mips16): Likewise.
3670 (loadgp_blockage): Remove redundant mode attribute.
3671 (potential_cprestore): New instruction.
3672 (cprestore): Turn into an unspec set.
3673 (use_cprestore): New instruction.
3674 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3675 (*branch_fp_inverted): Likewise.
3676 (*branch_order<mode>): Likewise.
3677 (*branch_order<mode>_inverted): Likewise.
3678 (*branch_equality<mode>): Likewise.
3679 (*branch_equality<mode>_inverted): Likewise.
3680 (*branch_bit<bbv><mode>): Likewise.
3681 (*branch_bit<bbv><mode>_inverted): Likewise.
3682 (*branch_equality<mode>_mips16): Remove redundant mode.
3683 (jump): Turn into a define_expand.
3684 (*jump_absolute): New instruction.
3685 (*jump_pic): Likewise.
3686 (*jump_mips16): Rename previously-unnamed pattern. Remove
3687 redundant mode attribute.
3688 (restore_gp): Split on epilogue_completed rather than
3689 reload_completed. Change type to "ghost".
3690 (move_gp<mode>): New instruction.
3691 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3692 Remove redundant mode attribute.
3693 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3694 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3695 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3697 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3700 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3701 are returned in the same register (vs34 or v2) that Altivec vector
3702 types are returned in.
3703 (rs6000_libcall_value): Ditto.
3706 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3707 instead of explicit addsi3/adddi3 calls.
3708 (rs6000_split_multireg_move): Ditto.
3709 (rs6000_emit_allocate_stack): Ditto.
3710 (rs6000_emit_prologue): Ditto.
3711 (rs6000_output_mi_thunk): Ditto.
3713 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3714 size is 64 bits if we can use 64-bit registers.
3716 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3718 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3721 From Jie Zhang <jie.zhang@analog.com>:
3722 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3723 save FP and RETS with saveall attribute.
3724 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3725 with saveall attribute.
3727 * config/bfin/bfin.c (bfin_expand_builtin,
3728 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3731 From Jie Zhang <jie.zhang@analog.com>:
3732 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3733 before use in two places.
3734 * config/bfin/bfin.md (AREG): Define mode iterator.
3735 (reload_in, reload_out): Use mode iterator AREG.
3737 2009-09-14 Richard Guenther <rguenther@suse.de>
3740 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3741 EH personality path.
3743 2009-09-13 Richard Guenther <rguenther@suse.de>
3744 Rafael Avila de Espindola <espindola@google.com>
3746 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3747 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3748 (LANG_HOOKS_INITIALIZER): Adjust.
3749 (lhd_pass_through_t): Declare.
3750 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3752 * langhooks.c (lhd_pass_through_t): New function.
3753 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3754 dwarf2out_begin_prologue): Use personality from current_function_decl.
3755 * expr.h (get_personality_function): Declare.
3756 * expr.c (get_personality_function): New function.
3757 (build_personality_function): Likewise.
3758 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3759 (eh_personality_libfunc): Remove.
3760 * optabs.c (build_libfunc_function): New function split out from ...
3761 (init_one_libfunc): ... here.
3762 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3763 (tree_function_decl): Add personality.
3764 (lhd_gcc_personality): Declare.
3765 (build_personality_function): Likewise.
3766 * tree.c (gcc_eh_personality_decl): New.
3767 (lhd_gcc_personality): New function.
3768 * except.h (lang_eh_runtime_type): Remove.
3769 (enum eh_personality_kind): New.
3770 (build_personality_function): Declare.
3771 (function_needs_eh_personality): Declare.
3772 * except.c (lang_eh_runtime_type): Remove.
3773 (function_needs_eh_personality): New function.
3774 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3775 (sjlj_emit_function_enter, output_function_exception_table):
3776 Use personality from current_function_decl.
3777 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3778 * tree-inline.c (tree_can_inline_p): Do not inline across different
3780 (expand_call_inline): Likewise. Adjust the callers EH personality.
3781 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3782 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3783 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3784 (c-parser.o): Likewise
3785 * c-tree.h (c_eh_initialized_p): Remove.
3786 (c_maybe_initialize_eh): Likewise.
3787 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3788 (finish_decl): Don't call c_maybe_initialize_eh.
3789 (c_eh_initialized_p): Remove.
3790 (c_maybe_initialize_eh): Likewise.
3791 * c-parser.c (c_parser_omp_construct): Likewise.
3792 (c_parse_file): Initialize exception handling.
3794 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3796 * config.gcc (tm_file): Remove i386/biarch32.h
3797 for i?86-w64-mingw* case.
3798 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3800 * config.host: Set for x64 mingw the option
3801 use_long_long_for_widest_fast_int to yes.
3803 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3805 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3806 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3807 (dbxout_begin_function): Likewise.
3808 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3809 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3810 set on the function.
3811 (final_end_function): Likewise.
3812 (final_scan_insn): Likewise.
3813 (rest_of_handle_final): Likewise.
3814 * varasm.c (assemble_start_function): Likewise.
3815 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3817 2009-09-12 Jason Merrill <jason@redhat.com>
3819 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3820 * opts.c (common_handle_option): constify.
3822 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3824 * doc/install.texi (avr): Remove obsolete reference site.
3826 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3828 * doc/install.texi (Binaries): Adjust AIX link.
3830 2009-09-12 Akim Demaille <demaille@gostai.com>
3832 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3833 Use an imperative sentence.
3835 2009-09-11 Richard Henderson <rth@redhat.com>
3837 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3838 structure-name and has-tree-operands arguments; update all entries.
3839 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3841 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3842 (gsstruct_code_size): New.
3843 (gss_for_code_): New.
3844 (gss_for_code): Remove.
3845 (gimple_size): Rewrite using gsstruct_code_size.
3846 (gimple_statement_structure): Move to gimple.h.
3847 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3848 (gss_for_code, gimple_statement_structure): New.
3849 (gimple_ops): Use new arrays; tidy.
3851 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3853 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3854 operand to be a PLUS expression.
3855 * config/pa/pa.c (pa_secondary_reload): Likewise.
3857 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3859 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3861 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3864 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3866 From Jie Zhang <jie.zhang@analog.com>:
3867 * doc/extend.texi (node Function Attributes): Document l2
3869 (node Blackfin Variable Attributes): Document l2 variable attributes.
3871 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3873 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3874 to match the system compiler's configuration at inflection point.
3875 Add comment to remark a remaining difference with system compiler.
3877 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3878 * configure: Regenerate.
3880 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3882 From Jie Zhang <jie.zhang@analog.com>:
3883 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3884 (bfin_handle_l2_attribute): New.
3885 (bfin_attribute_table): Add l2 attribute.
3887 2009-09-11 Michael Matz <matz@suse.de>
3890 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3891 on the local_decls list.
3893 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3897 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3899 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3900 for VALUEs, to implement the documented interface.
3901 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3902 Adjust for VALUEs and anything else, to implement the
3903 documented interface.
3905 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3907 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3908 with actual SPE/paired vector modes before using 64-bit alignment.
3909 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3911 2009-09-10 DJ Delorie <dj@redhat.com>
3913 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3916 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3917 * config/mep/mep.c (mep_legitimate_constant_p): New.
3918 * config/mep/mep-protos.h: Prototype it.
3920 2009-09-10 Richard Henderson <rth@redhat.com>
3922 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3924 2009-09-10 Jason Merrill <jason@redhat.com>
3926 * tree.c (chain_index): New fn.
3927 * tree.h: Declare it.
3929 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3931 * config/sol2-c.c (cmn_err_length_specs): Initialize
3932 scalar_identity_flag.
3934 2009-09-10 Richard Henderson <rth@redhat.com>
3936 * tree.h (struct tree_decl_common): Move align member earlier;
3937 move label_decl_uid member ...
3938 (struct tree_label_decl): ... here.
3939 (LABEL_DECL_UID): Update to match.
3941 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3944 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3945 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3947 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3948 dest_prev if the edge is complex.
3950 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3952 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3953 loop latch tests earlier.
3955 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3956 before GIMPLE_RETURN, not after its predecessor; insert
3959 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3960 gimple_seq_empty_p to test for no PHI nodes.
3961 * tree-cfg.c (split_critical_edges): Likewise.
3963 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3965 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3967 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3968 introduced by the VTA branch merge.
3970 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3972 * ira-conflicts.c: Use fputs or putc instead of fprintf
3976 * tree-switch-conversion.c: Ditto.
3978 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3980 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3981 introduced by the VTA branch merge.
3983 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3986 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3988 PR rtl-optimization/39779
3989 * expr.c (convert_modes): Return when mode == oldmode after
3990 CONST_INTs are processed.
3992 2009-09-10 Nick Clifton <nickc@redhat.com>
3994 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3995 attribute and referring decl when creating renamed symbol.
3997 2009-09-10 Richard Guenther <rguenther@suse.de>
4000 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4002 (cgraph_finalize_compilation_unit): Compute reachability
4003 before emitting thunks. Properly process aliases before
4004 possibly removing unreachable nodes.
4006 2009-09-10 Richard Guenther <rguenther@suse.de>
4009 * tree.c (struct free_lang_data_d): Add worklist member.
4010 (find_decls_types_r): Push onto the worklist instead of recursing.
4011 Handle TREE_BINFOs properly.
4012 (find_decls_types): New function wrapped around find_decls_types_r
4013 to process the worklist.
4014 (find_decls_types_in_eh_region): Use it.
4015 (find_decls_types_in_node): Likewise.
4016 (find_decls_types_in_var): Likewise.
4017 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4018 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4019 (AGGREGATE_TYPE_P): Adjust.
4021 2009-09-09 Jason Merrill <jason@redhat.com>
4023 * configure.ac: Check glibc version even if we have an in-tree
4026 2009-09-09 Anthony Green <green@moxielogic.com>
4028 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4029 the constant 0 when appropriate.
4030 * config/moxie/constraints.md: Add constraint O.
4032 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4033 to pass up to 6 32-bit argument values in registers.
4034 (moxie_function_arg): Ditto.
4035 (moxie_arg_partial_bytes): Ditto.
4036 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4037 (REG_PARM_STACK_SPACE): Ditto.
4038 (FUNCTION_ARG_REGNO_P): Ditto.
4040 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4041 instruction to allocate stack space.
4043 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4045 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4046 unnecessarily stringent constraints. Fix address
4047 calculation in the splitters.
4049 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4051 PR rtl-optimization/39779
4052 * expr.c (convert_modes): Return when mode == oldmode after
4053 CONST_INTs are processed.
4055 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4058 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4059 (ix86_expand_prologue): Take frame.padding0 into logic of
4061 (ix86_expand_epilogue): Likewise.
4063 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4065 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4067 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4068 * config/t-slibgcc-libgcc: New file.
4069 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4071 2009-09-09 Martin Jambor <mjambor@suse.cz>
4073 PR tree-optimization/41089
4074 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4077 2009-09-09 Richard Henderson <rth@redhat.com>
4079 * gimple.h (CASE_GIMPLE_OMP): New.
4080 (is_gimple_omp): Use it.
4081 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4082 (verify_gimple_debug): Likewise.
4084 2009-09-09 Richard Guenther <rguenther@suse.de>
4086 PR tree-optimization/41101
4087 * tree-ssa-pre.c (maximal_set): Remove.
4088 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4089 Defer all blocks we didn't visit at least one successor.
4090 (add_to_exp_gen): Do not add to the maximal set.
4091 (make_values_for_phi): Likewise.
4092 (compute_avail): Likewise.
4093 (init_pre): Do not allocate the maximal set.
4094 (execute_pre): Do not dump it.
4096 2009-09-09 Martin Jambor <mjambor@suse.cz>
4098 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4099 an SSA_NAME rather than a is_gimple_variable.
4101 2009-09-09 Richard Guenther <rguenther@suse.de>
4104 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4105 code dealing with plain pointer bases.
4106 (maybe_fold_offset_to_reference): Likewise.
4107 (maybe_fold_stmt_addition): Adjust.
4109 2009-09-09 Richard Guenther <rguenther@suse.de>
4111 * tree.c (free_lang_data_in_type): Do not free the type variant
4113 (free_lang_data): Merge char_type_node with its properly signed
4115 (pass_ipa_free): Collect after freeing language specific data.
4117 2009-09-09 Michael Matz <matz@suse.de>
4120 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4121 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4122 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4125 2009-09-08 DJ Delorie <dj@redhat.com>
4127 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4129 2009-09-04 Jason Merrill <jason@redhat.com>
4131 * tree.c (tree_find_value): Remove.
4132 * tree.h: Remove prototype.
4133 * varasm.c (assemble_external): Use value_member instead.
4135 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4137 * toplev.c (process_options): Choose default debugging type when
4138 gtoggle enables debug info and type is unset.
4140 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4144 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4147 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4149 * configure: Rebuilt with modified libtool.m4.
4151 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4156 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4158 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4160 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4161 (remove_statement): Likewise.
4162 (rewrite_use_nonlinear_expr): Adjust.
4163 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4164 * tree-ssa.c (release_defs_bitset): ... this. New.
4165 * tree-flow.h (release_defs_bitset): Declare.
4167 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4170 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4171 in the middle block.
4173 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4175 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4176 via intptr_t to long type.
4177 (insert_operand_rank): Cast long type via intptr_t to
4179 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4181 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4182 from pointer to unsigned via uintptr_t.
4184 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4185 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4187 * configure: Regenerated.
4188 * config.in: Regenerated
4189 * system.h (stdint.h): Add include.
4190 (inttypes.h): Likewise.
4191 * Makefile.in (aclocal): Add config/stdint.m4.
4192 * aclocal.m4: Regenerated.
4194 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4196 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4198 (note_np_check_stores): New function.
4199 (harmless_null_pointer_p): New function.
4200 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4201 changed. Take into account whether we're in the shadow of a condjump
4202 that tested NP_REG for NULL.
4203 Lose all code that tested for SEQUENCEs.
4204 (workaround_speculation): Avoid inserting NOPs for loads that are
4205 either always executed or a NULL pointer.
4207 2009-09-08 Jan Hubicka <jh@suse.cz>
4209 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4210 * params.def (early-inlining-insns): Likewise.
4212 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4214 PR rtl-optimization/41239
4215 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4216 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4218 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4219 across calls, as the calls might not always return normally.
4220 (call_may_noreturn_p): New function.
4221 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4222 (init_deps): Initialize it.
4223 (remove_from_deps): Also remove calls from
4224 last_function_call_may_noreturn list.
4226 2009-09-07 Richard Henderson <rth@redhat.com>
4228 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4229 more VR->OPERANDS than LHS operands. Free LHS before returning.
4231 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4233 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4234 (attr "addrtype"): New member "spreg".
4235 Use it if mem_spfp_address_operand is true for the address.
4236 (attr "type"): New entry "stall".
4237 (cpu_unit "load"): New.
4238 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4240 (insn_reservation "loadsp"): New.
4241 (insn_reservation "load_stall1"): New.
4242 (insn_reservation "load_stall3"): New.
4244 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4245 (mem_p_address_operand): Exclude stack and frame pointer based
4247 (mem_spfp_address_operand): New; match them here.
4248 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4249 (bfin_reorg): Call it if scheduling insns.
4250 (bfin_gen_bundles): Remove dummy insns created by
4251 add_sched_insns_for_speculation.
4253 From Jie Zhang <jie.zhang@analog.com>:
4254 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4255 bfin_si_revision, bfin_workarounds): Move these ...
4256 * config/bfin/bfin.h: ... here.
4258 From Mike Frysinger <michael.frysinger@analog.com>
4259 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4260 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4261 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4262 bf547m, bf548m, and bf549m.
4263 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4264 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4265 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4266 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4267 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4268 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4269 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4270 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4271 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4272 bf542m, bf544m, bf547m, bf548m, and bf549m.
4274 From Jie Zhang <jie.zhang@analog.com>:
4275 * config/bfin/predicates.md (p_register_operand): New predicate.
4276 (dp_register_operand): New predicate.
4277 * config/bfin/bfin-protos.h (WA_05000074): Define.
4278 (ENABLE_WA_05000074): Define.
4279 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4280 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4281 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4282 (define_attr addrtype): Allow load/store register to be P register.
4283 (define_attr storereg): New.
4284 (define_cpu_unit anomaly_05000074): New.
4285 (define_insn_reservation dsp32shiftimm): New.
4286 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4287 (define_insn_reservation loadp): Cannot use slot2.
4288 (define_insn_reservation loadsp): Cannot use slot2.
4289 (define_insn_reservation storep): Cannot use slot2. Does not
4290 apply when working around 05000074.
4291 (define_insn_reservation storep_anomaly_05000074): New.
4292 (define_insn_reservation storei): Does not apply when working
4294 (define_insn_reservation storei_anomaly_05000074): New.
4295 (define_attr length): Add dsp32shiftimm case.
4296 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4297 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4298 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4299 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4300 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4302 2009-09-07 Martin Jambor <mjambor@suse.cz>
4305 * tree-sra.c (create_artificial_child_access): Return NULL if
4306 build_ref_for_offset fails.
4307 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4308 and create_artificial_child_access to fail.
4310 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4313 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4314 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4315 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4317 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4319 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4320 block, ensure it has an exit edge. Emit a barrier after a jump.
4322 2009-09-07 Nick Clifton <nickc@redhat.com>
4324 * gcc.c (this_is_linker_script): New variable. Like
4325 this_is_library_file but for the %T constructor.
4326 (end_going_arg): If this_is_linker_script is set then locate the
4327 script and insert a --script switch before it
4328 (do_spec_2): Initialise this_is_linker_script.
4329 (do_spec_1): Likewise. Handle %T construct.
4330 (eval_spec_function): Preserve this_is_linker_script.
4331 * doc/invoke.texi: Document %T construct in spec files.
4332 * config/m32c/m32c.h (LIB_SPEC): Use it.
4334 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4336 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4337 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4338 when volatile flag is set.
4339 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4341 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4344 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4345 (combine_stack_adjustments_for_block): Allow insns between stack
4346 adjustments and stores with corresponding pre-(dec|inc)rement or
4347 pre-modify operation.
4349 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4352 * combine-stack-adj.c (struct csa_memlist): Rename to...
4353 (struct csa_reflist): ... this. Rename mem field to ref.
4354 (free_csa_memlist): Rename to...
4355 (free_csa_reflist): ... this.
4356 (record_one_stack_memref): Rename to...
4357 (record_one_stack_ref): ... this. Handle also REG_P.
4358 (try_apply_stack_adjustment): Handle also REG_P.
4359 (struct record_stack_memrefs_data): Rename to...
4360 (struct record_stack_refs_data): ... this. Rename memlist field to
4362 (record_stack_memrefs): Rename to...
4363 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4364 subexpressions instead of failing when a MEM contains SP references.
4365 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4366 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4368 2009-09-06 Richard Guenther <rguenther@suse.de>
4371 * tree.c (build_array_type): Do not record types marked
4372 with structural equality in the canonical type hashtable.
4374 2009-09-06 Richard Guenther <rguenther@suse.de>
4377 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4379 2009-09-05 Richard Guenther <rguenther@suse.de>
4382 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4384 2009-09-05 Richard Guenther <rguenther@suse.de>
4387 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4389 2009-09-05 Richard Guenther <rguenther@suse.de>
4392 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4393 before comparing function argument types.
4395 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4398 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4401 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4404 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4406 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4407 locators before emit_insn is called.
4409 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4412 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4413 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4414 (reginfo_init): Don't call allocate_reg_info.
4416 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4419 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4420 NONDEBUG_INSN_P instead of INSN_P.
4422 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4425 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4427 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4430 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4431 pattern of the split.
4433 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4435 * toplev.c (process_options): Move setter of flag_var_tracking
4436 before other tests that depend on it. Move down setter of
4437 flag_rename_registers. Don't enable var-tracking-assignments
4438 by default if selective scheduling is enabled. Warn if both
4441 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4443 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4444 comment. Use switch statement to catch overlaps between rtx
4445 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4446 (IS_DECL_CODE): ... here. Remove.
4447 (check_value_is_not_decl): Remove.
4448 (dv_from_decl, dv_from_value): Check after conversion.
4450 2009-09-04 Richard Guenther <rguenther@suse.de>
4453 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4454 after emitting tunks. Move emitting thunks and ctors from ...
4455 (cgraph_optimize): ... here. Remove redundant
4456 cgraph_analyze_functions.
4457 * varasm.c (find_decl_and_mark_needed): Remove no longer
4459 (finish_aliases_1): Adjust check for thunk aliases.
4461 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4463 * config/arm/arm.md (ctzsi2): Added braces
4464 to avoid warning that broke booststrap.
4466 2009-09-04 Martin Jambor <mjambor@suse.cz>
4468 PR tree-optimization/41112
4469 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4470 handle variable-bounded arrays.
4471 (expr_with_var_bounded_array_refs_p): New function.
4472 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4474 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4476 * config/s390/2097.md: Removed two incorrect bypasses.
4477 (z10_fsimpdf): Fixed latency.
4478 (z10_fhex): New insn_reservation.
4479 (z10_floaddf): Fixed latency.
4480 (z10_floadsf): Fixed latency.
4481 (z10_ftrunctf): Fixed latency.
4482 (z10_ftruncdf): Fixed latency.
4483 * config/s390/s390.c (z10_cost): Fixed values.
4484 (s390_adjust_priority): Added z10 path.
4485 * config/s390/s390.md (type): Added fhex.
4486 (*mov<mode>_64dfp): Updated type attribute.
4487 (*mov<mode>_64): Updated type attribute.
4488 (*mov<mode>_31): Updated type attribute.
4489 (*mov<mode>"): Likewise.
4490 * config/s390/2084.md (x_fsimpdf): Updated condition.
4492 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4494 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4495 RTXs in the predicate for operand 1.
4497 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4499 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4500 (rbitsi2): New insn.
4501 (ctzsi2): New expand.
4502 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4504 2009-09-03 Martin Jambor <mjambor@suse.cz>
4506 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4507 (create_artificial_child_access): Use build_ref_for_offset instead
4508 of duplicate_expr_for_different_base.
4509 (propagate_subacesses_accross_link): Likewise.
4511 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4513 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4515 (mips16e_collect_argument_saves): Skip debug instructions.
4516 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4517 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4518 (r10k_insert_cache_barriers): Likewise.
4519 (mips_reorg_process_insns): Likewise.
4521 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4524 * ira.c (update_equiv_reg): Remove check on class likely spill.
4526 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4529 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4530 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4534 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4535 the stack slot if it is passed by invisible reference.
4536 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4537 by invisible reference.
4539 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4541 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4542 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4543 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4545 * config/bfin/sync.md: New file.
4546 * config/bfin/bfin.md: Include it.
4547 (UNSPEC_ATOMIC): New.
4548 (UNSPEC_ONES): Provide a unique number.
4550 From Jie Zhang <jie.zhang@analog.com>:
4551 * config/bfin/bfin.c (ret_regs): New.
4552 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4553 (must_save_rets_p): New.
4554 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4555 current_function_is_leaf.
4556 (do_link): Likewise.
4557 (do_unlink): Likewise.
4558 (expand_interrupt_handler_prologue): Use ret_regs array.
4559 (expand_interrupt_handler_epilogue): Use ret_regs array and
4560 pass return register to gen_return_internal.
4561 (bfin_expand_epilogue): Pass return register to
4562 gen_return_internal.
4563 (bfin_expand_call): Explicitly clobber RETS.
4564 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4565 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4566 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4567 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4569 (return_internal): Take a reg rtx rather than the register number.
4571 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4573 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4574 when comparing against estimated_loop_iterations_int return.
4576 2009-09-03 Richard Guenther <rguenther@suse.de>
4578 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4579 eh_personality_libfunc.
4581 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4583 * tree-parloops.c (separate_decls_in_region): Add space.
4585 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4587 * tree-parloops.c (separate_decls_in_region): Change the condition
4588 checking if there are reductions in the loop.
4590 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4592 PR tree-optimization/38275
4593 * tree-parloops.c (parallelize_loops): Replace profitability condition
4594 for expected number of iterations.
4596 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4598 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4599 (bootstrap-debug): Explain conditions in which it becomes default.
4600 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4603 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4605 * doc/invoke.texi (Optimize Options): Move
4606 -finline-small-functions to the -O2 list.
4608 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4610 * toplev.c (process_options): Enable var-tracking-assignments
4611 by default if var-tracking is enabled.
4613 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4615 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4617 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4618 * rtl.h (prev_nonnote_insn_bb): Declare it.
4620 2009-09-03 Diego Novillo <dnovillo@google.com>
4622 * cgraph.c (cgraph_node_for_decl): New.
4623 * cgraph.h (cgraph_node_for_decl): Declare.
4624 * tree.c (host_integerp): Return 0 if T is NULL.
4626 2009-09-03 Diego Novillo <dnovillo@google.com>
4628 * tree.h (struct alias_pair): Move from varasm.c.
4629 (alias_pairs): Likewise.
4630 (TYPE_MAXVAL): Define.
4631 (TYPE_MINVAL): Define.
4632 (iterative_hash_host_wide_int): Declare.
4633 (remove_unreachable_alias_pairs): Declare.
4634 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4635 * diagnostic.c (default_diagnostic_starter): Make extern.
4636 (default_diagnostic_finalizer): Make extern.
4637 * diagnostic.h (default_diagnostic_starter): Declare.
4638 (default_diagnostic_finalizer): Declare.
4639 (default_tree_printer): Declare.
4640 * toplev.c (default_tree_printer): Make extern.
4642 2009-09-03 Richard Guenther <rguenther@suse.de>
4643 Diego Novillo <dnovillo@google.com>
4645 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4646 * cgraphunit.c (cgraph_expand_function): Do not emit
4647 associated thunks from here.
4648 (cgraph_emit_thunks): New.
4649 (cgraph_optimize): Call it.
4650 Return if any IPA pass finds an error.
4651 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4654 2009-09-03 Simon Baldwin <simonb@google.com>
4655 Rafael Espindola <espindola@google.com>
4656 Richard Guenther <rguenther@suse.de>
4657 Doug Kwan <dougkwan@google.com>
4658 Diego Novillo <dnovillo@google.com>
4660 * tree.c: Include tree-pass.h, langhooks-def.h,
4661 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4662 (free_lang_data_in_type): New.
4663 (need_assembler_name_p): New.
4664 (free_lang_data_in_block): New.
4665 (free_lang_data_in_decl): New.
4666 (struct free_lang_data_d): New.
4667 (add_tree_to_fld_list): New.
4668 (find_decls_types_r): New.
4669 (get_eh_types_for_runtime): New.
4670 (find_decls_types_in_eh_region): New.
4671 (find_decls_types_in_node): New.
4672 (find_decls_types_in_var): New.
4673 (free_lang_data_in_cgraph): New.
4674 (free_lang_data): New.
4675 (gate_free_lang_data): New.
4676 (pass_ipa_free_lang_data): New.
4678 2009-09-03 Diego Novillo <dnovillo@google.com>
4680 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4681 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4682 (lang_hooks): Remove const qualifier.
4683 * ipa.c (cgraph_remove_unreachable_nodes): Call
4684 remove_unreachable_alias_pairs.
4685 * except.c (add_type_for_runtime): Check if TYPE has
4686 already been converted.
4687 (lookup_type_for_runtime): Likewise.
4688 (check_handled): Handle converted types.
4689 * varasm.c (remove_unreachable_alias_pairs): New.
4690 * gimple.c: Include demangle.h.
4691 (gimple_decl_printable_name): New.
4692 (gimple_fold_obj_type_ref): New.
4693 * gimple.h (gimple_decl_printable_name): Declare.
4694 (gimple_fold_obj_type_ref): Declare.
4695 * passes.c (init_optimization_passes): Add pass
4696 pass_ipa_free_lang_data.
4697 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4698 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4700 2009-09-03 Diego Novillo <dnovillo@google.com>
4702 * c-lang.c (lang_hooks): Remove const qualifier.
4704 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4706 * doc/install.texi (*-*-freebsd*): Update target information.
4708 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4710 * hard-reg-set.h (call_fixed_regs): Remove.
4711 * reginfo.c (call_fixed_regs): Remove.
4712 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4713 (globalize_reg): Don't use call_fixed_regs.
4714 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4717 2009-09-01 Michael Matz <matz@suse.de>
4719 * expr.h (emit_storent_insn, expand_expr_real_1,
4720 expand_expr_real_2): Declare.
4721 * expr.c (emit_storent_insn, expand_expr_real_1,
4722 expand_expr_real_2): Export.
4723 (store_expr): Setting and evaluating dont_return_target is useless.
4724 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4725 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4726 * except.c (expand_resx_expr): Rename to ...
4727 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4728 * except.h (expand_resx_stmt): Declare.
4729 * stmt.c: Add include gimple.h
4730 (expand_asm_expr): Rename to ...
4731 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4732 (expand_case): Rewrite to take gimple statement.
4733 * tree.h (expand_asm_stmt): Declare.
4734 (expand_case): Change prototype.
4735 * Makefile.in (stmt.o): Depend on gimple.h.
4736 * builtins.c (expand_builtin_synchronize): Build gimple asm
4737 statement, not an ASM_EXPR.
4738 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4739 gimple_to_tree, release_stmt_tree): Remove.
4740 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4741 ggc_free, but hold comparison code and operands separately.
4742 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4743 (expand_call_stmt, expand_gimple_stmt_1,
4744 expand_gimple_stmt): New helpers.
4745 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4746 release_stmt_tree. Call expand_gimple_stmt instead.
4747 (expand_gimple_basic_block): Ditto.
4749 * calls.c (emit_call_1): Don't look at EH regions here, make
4750 fntree parameter useless.
4751 (expand_call): New local rettype for TREE_TYPE(exp), use it
4752 throughout. Remove local p, use addr instead.
4753 Don't look at EH regions here.
4755 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4757 * doc/invoke.texi (-fsched-pressure): Document it.
4758 (-fsched-reg-pressure-heuristic): Remove it.
4760 * reload.c (ira.h): Include.
4761 (find_reloads): Add choosing reload on number of small spilled
4764 * haifa-sched.c (ira.h): Include.
4765 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4766 saved_reg_pressure, curr_reg_live, saved_reg_live,
4767 region_ref_regs): New variables.
4768 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4769 initiate_reg_pressure_info, setup_ref_regs,
4770 initiate_bb_reg_pressure_info, save_reg_pressure,
4771 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4773 (setup_insn_reg_pressure_info): New function.
4774 (rank_for_schedule): Add pressure checking and insn issue time.
4775 Remove comparison of insn reg weights.
4776 (ready_sort): Set insn reg pressure info.
4777 (update_register_pressure, setup_insn_max_reg_pressure,
4778 update_reg_and_insn_max_reg_pressure,
4779 sched_setup_bb_reg_pressure_info): New functions.
4780 (schedule_insn): Add code for printing and updating reg pressure info.
4781 (find_set_reg_weight, find_insn_reg_weight): Remove.
4782 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4783 (debug_ready_list): Print reg pressure info.
4784 (schedule_block): Ditto. Check insn issue time.
4785 (sched_init): Set up sched_pressure_p. Allocate and set up some
4786 reg pressure related info.
4787 (sched_finish): Free some reg pressure related info.
4788 (fix_tick_ready): Make insn always ready if pressure_p.
4789 (init_h_i_d): Don't call find_insn_reg_weight.
4790 (haifa_finish_h_i_d): Free insn reg pressure info.
4792 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4793 ira_memory_move_cost, ira_class_hard_regs,
4794 ira_class_hard_regs_num, ira_no_alloc_regs,
4795 ira_available_class_regs, ira_reg_class_cover_size,
4796 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4798 * ira-lives.c (single_reg_class): Check mode to find how many
4799 registers are necessary for operand.
4800 (ira_implicitly_set_insn_hard_regs): New.
4802 * common.opt (fsched-pressure): New options.
4803 (fsched-reg-pressure-heuristic): Remove.
4805 * ira.c (setup_eliminable_regset): Rename to
4806 ira_setup_eliminable_regset. Make it external.
4807 (expand_reg_info): Pass cover class to setup_reg_classes.
4808 (ira): Call resize_reg_info instead of allocate_reg_info.
4810 * sched-deps.c: Include ira.h.
4811 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4812 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4813 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4814 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4815 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4816 mark_insn_reg_store, mark_insn_reg_clobber,
4817 setup_insn_reg_pressure_info): New.
4818 (sched_analyze_1): Update implicit_reg_pending_uses.
4819 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4820 Use them to create dependencies. Set insn reg uses and pressure
4821 info. Process reg_pending_uses in one place.
4822 (free_deps): Free implicit sets.
4823 (remove_from_deps): Remove implicit sets if necessary. Check
4824 implicit sets when clearing reg_last_in_use.
4825 (init_deps_global): Clear implicit_reg_pending_clobbers and
4826 implicit_reg_pending_uses.
4828 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4829 ira_memory_move_cost, ira_class_hard_regs,
4830 ira_class_hard_regs_num, ira_no_alloc_regs,
4831 ira_available_class_regs, ira_reg_class_cover_size,
4832 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4833 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4834 ira_implicitly_set_insn_hard_regs): New prototypes.
4836 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4837 cost_elements_num): New variables.
4838 (allocno_costs, total_costs): Rename to costs and
4839 total_allocno_costs.
4840 (COSTS_OF_ALLOCNO): Rename to COSTS.
4841 (allocno_pref): Rename to pref.
4842 (allocno_pref_buffer): Rename to pref_buffer.
4843 (common_classes): Rename to regno_cover_class.
4845 (record_reg_classes): Set allocno attributes only if allocno_p.
4846 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4847 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4848 and COSTS_OF_ALLOCNO.
4849 (print_costs): Rename to print_allocno_costs.
4850 (print_pseudo_costs): New.
4851 (process_bb_node_for_costs): Split into 2 functions with new
4852 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4853 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4854 new parameter dump_file. Use cost_elements_num instead of
4855 ira_allocnos_num. Make one iteration if preferred classes were
4856 already calculated for scheduler. Make 2 versions of code
4857 depending on allocno_p.
4858 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4859 regno_cover_class and COSTS instead of common_classes and
4861 (init_costs, finish_costs): New.
4862 (ira_costs): Set up allocno_p and cost_elements_num. Call
4863 init_costs and finish_costs.
4864 (ira_set_pseudo_classes): New.
4866 * rtl.h (allocate_reg_info): Remove.
4867 (resize_reg_info): Change return type.
4868 (reg_cover_class): New.
4869 (setup_reg_classes): Add new parameter.
4871 * sched-int.h (struct deps_reg): New member implicit_sets.
4872 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4873 (INCREASE_BITS): New macro.
4874 (struct reg_pressure_data, struct reg_use_data): New.
4875 (struct _haifa_insn_data): Remove reg_weight. Add members
4876 reg_pressure, reg_use_list, reg_set_list, and
4877 reg_pressure_excess_cost_change.
4878 (struct deps): New member implicit_sets.
4879 (pressure_p): New variable.
4880 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4881 (struct reg_pressure_data, struct reg_use_data): New.
4882 (INSN_REG_WEIGHT): Remove.
4883 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4884 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4885 (sched_init_region_reg_pressure_info,
4886 sched_setup_bb_reg_pressure_info): New prototypes.
4888 * reginfo.c (struct reg_pref): New member coverclass.
4889 (reg_cover_class): New function.
4890 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4891 (reg_info_size): New variable.
4892 (allocate_reg_info): Make static. Setup reg_info_size.
4893 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4894 (setup_reg_classes): Add a new parameter. Setup cover class too.
4896 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4899 * sched-rgn.c (deps_join): Set up implicit_sets.
4900 (schedule_region): Set up region and basic blocks pressure
4903 * passes.c (init_optimization_passes): Move
4904 pass_subregs_of_mode_init before pass_sched.
4906 2009-09-02 Martin Jambor <mjambor@suse.cz>
4908 * tree-sra.c (struct access): New field grp_hint.
4909 (dump_access): Dump grp_hint.
4910 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4912 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4913 those which have been specifically read and somehow written to.
4914 (propagate_subacesses_accross_link): Set grp_hint of right child and
4915 also possibly of the left child.
4917 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4919 * tree-object-size.c (addr_object_size): Always use object_size_type
4920 0 or 2 when determining the pointer pointed object size.
4922 2009-09-02 Richard Guenther <rguenther@suse.de>
4925 2009-08-31 Richard Guenther <rguenther@suse.de>
4927 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4928 to query if the memory regions for memmove overlap.
4929 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4930 asserts on pointers, instead deal with odd trees.
4931 (ptr_derefs_may_alias_p): Likewise.
4932 (refs_may_alias_p_1): Constructor bases also never alias.
4934 2009-08-01 Christian Bruel <christian.bruel@st.com>
4937 2009-07-31 Christian Bruel <christian.bruel@st.com>
4938 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4940 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4942 * doc/invoke.texi (-fvar-tracking-assignments): New.
4943 (-fvar-tracking-assignments-toggle): New.
4944 (-fdump-final-insns=file): Mark filename as optional.
4945 (--param min-nondebug-insn-uid): New.
4946 (-gdwarf-@{version}): Mention version 4.
4947 * opts.c (common_handle_option): Accept it.
4948 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4949 * regrename.c (regrename_optimize): Drop last. Don't count debug
4950 insns as uses. Don't reject change because of debug insn.
4951 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4952 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4953 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4954 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4955 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4956 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4957 * doc/gimple.texi (is_gimple_debug): New.
4958 (gimple_debug_bind_p): New.
4959 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4960 * doc/install.texi (bootstrap-debug): More details.
4961 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4962 (bootstrap-debug-lib): More details.
4963 (bootstrap-debug-ckovw): Update.
4964 (bootstrap-time): New.
4965 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4966 (insert_phi_nodes_for): Insert debug stmts.
4967 (rewrite_stmt): Take iterator. Insert debug stmts.
4968 (rewrite_enter_block): Adjust.
4969 (maybe_replace_use_in_debug_stmt): New.
4970 (rewrite_update_stmt): Use it.
4971 (mark_use_interesting): Return early for debug stmts.
4972 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4973 stmts before replacing stmt.
4974 (move_computations_stmt): Likewise.
4975 * ira-conflicts.c (add_copies): Skip debug insns.
4976 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4977 (regstat_bb_compute_ri): Skip debug insns.
4978 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4979 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4980 check_loop_closed_ssa_stmt): Skip debug stmts.
4981 * tree-tailcall.c (find_tail_calls): Likewise.
4982 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4983 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4984 (build_var_debug_value_stat): Declare.
4985 (build_var_debug_value): Define.
4986 (target_for_debug_bind): Declare.
4987 * reload.c (find_equiv_reg): Skip debug insns.
4988 * rtlanal.c (reg_used_between_p): Skip debug insns.
4989 (side_effects_p): Likewise.
4990 (canonicalize_condition): Likewise.
4991 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4992 insns never depend on debug insns.
4993 (create_ddg_dep_no_link): Likewise.
4994 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4995 Don't add inter-loop dependencies for debug insns.
4996 (build_intra_loop_deps): Likewise.
4997 (create_ddg): Count debug insns.
4998 * ddg.h (struct ddg::num_debug): New.
4999 (num_backargs): Pair up with previous int field.
5000 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5001 -fcompare-debug-second.
5002 * final.c (get_attr_length_1): Skip debug insns.
5003 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5004 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5005 (driver_self_specs): Map -fdump-final-insns to
5006 -fdump-final-insns=..
5007 (get_local_tick): New.
5008 (compare_debug_dump_opt_spec_function): Test for . argument and
5009 compute output name. Compute temp output spec without flag name.
5010 Compute -frandom-seed.
5011 (OPT): Undef after use.
5012 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5013 (average_num_loop_insns): Likewise.
5014 * params.h (MIN_NONDEBUG_INSN_UID): New.
5015 * gimple.def (GIMPLE_DEBUG): New.
5016 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5017 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5018 (merge_in_block): Fix whitespace.
5019 * toplev.c (flag_var_tracking): Update comment.
5020 (flag_var_tracking_assignments): New.
5021 (flag_var_tracking_assignments_toggle): New.
5022 (process_options): Don't open final insns dump file if we're not
5023 going to write to it. Compute defaults for var_tracking.
5024 * df-scan.c (df_insn_rescan_debug_internal): New.
5025 (df_uses_record): Handle debug insns.
5026 * haifa-sched.c (ready): Initialize n_debug.
5027 (contributes_to_priority): Skip debug insns.
5028 (dep_list_size): New.
5030 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5031 they're ready. Disregard previous debug insns to make decisions.
5032 (queue_insn): Never queue debug insns.
5033 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5034 (schedule_insn): Don't reject debug insns because of issue rate.
5035 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5036 (queue_to_ready): Skip and discount debug insns.
5037 (choose_ready): Let debug insns through.
5038 (schedule_block): Check boundary debug insns. Discount debug
5039 insns, schedule them early. Adjust whitespace.
5040 (set_priorities): Check for boundary debug insns.
5041 (add_jump_dependencies): Use dep_list_size.
5042 (prev_non_location_insn): New.
5043 (check_cfg): Use it.
5044 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5046 (remove_unused_ivs): Reset debug stmts.
5047 * modulo-sched.c (const_iteration_count): Skip debug insns.
5048 (res_MII): Discount debug insns.
5049 (loop_single_full_bb_p): Skip debug insns.
5050 (sms_schedule): Likewise.
5051 (sms_schedule_by_order): Likewise.
5052 (ps_has_conflicts): Likewise.
5053 * caller-save.c (refmarker_fn): New.
5054 (save_call_clobbered_regs): Replace regs with saved mem in
5056 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5057 Call refmarker_fn mark for hardregnos.
5058 (mark_reg_as_referenced): New.
5059 (replace_reg_with_saved_mem): New.
5060 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5061 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5063 (cse_extended_basic_block): Skip debug insns.
5064 (count_reg_usage): Likewise.
5065 (is_dead_reg): New, split out of...
5066 (set_live_p): ... here.
5067 (insn_live_p): Use it for debug insns.
5068 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5069 (execute_optimize_stdarg): Likewise.
5070 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5071 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5072 changes in debug stmts as changes.
5073 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5074 (moveup_expr): Don't move across debug insns. Don't move
5075 debug insn if it would create a bookkeeping block.
5076 (moveup_expr_cached): Don't use cache for debug insns that
5077 are heads of blocks.
5078 (compute_av_set_inside_bb): Skip debug insns.
5079 (sel_rank_for_schedule): Schedule debug insns first. Remove
5081 (block_valid_for_bookkeeping_p); Support lax searches.
5082 (create_block_for_bookkeeping): Adjust block numbers when
5083 encountering debug-only blocks.
5084 (find_place_for_bookkeeping): Deal with debug-only blocks.
5085 (generate_bookkeeping_insn): Accept no place to insert.
5086 (remove_temp_moveop_nops): New argument full_tidying.
5087 (prepare_place_to_insert): Deal with debug insns.
5088 (advance_state_on_fence): Debug insns don't start cycles.
5089 (update_boundaries): Take fence as argument. Deal with
5091 (schedule_expr_on_boundary): No full_tidying on debug insns.
5092 (fill_insns): Deal with debug insns.
5093 (track_scheduled_insns_and_blocks): Don't count debug insns.
5094 (need_nop_to_preserve_insn_bb): New, split out of...
5095 (remove_insn_from_stream): ... this.
5096 (fur_orig_expr_not_found): Skip debug insns.
5097 * rtl.def (VALUE): Move up.
5099 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5100 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5101 Set it if debug stmts are found.
5102 (statement_sink_location): Skip debug stmts. Propagate
5103 moving defs into debug stmts.
5104 * ifcvt.c (first_active_insn): Skip debug insns.
5105 (last_active_insns): Likewise.
5106 (cond_exec_process_insns): Likewise.
5107 (noce_process_if_block): Likewise.
5108 (check_cond_move_block): Likewise.
5109 (cond_move_convert_if_block): Likewise.
5110 (block_jumps_and_fallthru_p): Likewise.
5111 (dead_or_predicable): Likewise.
5112 * dwarf2out.c (debug_str_hash_forced): New.
5113 (find_AT_string): Add comment.
5114 (gen_label_for_indirect_string): New.
5115 (get_debug_string_label): New.
5116 (AT_string_form): Use it.
5117 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5118 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5119 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5120 several operations that cannot be represented with DWARF opcodes.
5121 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5122 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5123 (dwarf2out_var_location): Take during-call mark into account.
5124 (output_indirect_string): Update comment. Output if there are
5125 label and references.
5126 (prune_indirect_string): New.
5127 (prune_unused_types): Call it if debug_str_hash_forced.
5128 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5129 (dw_long_long_const): Remove.
5130 (struct dw_val_struct): Change val_long_long type to rtx.
5131 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5132 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5133 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5134 component instead of HOST_BITS_PER_LONG.
5135 (output_loc_operands): Likewise. For const8* assert
5136 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5137 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5138 rather than HOST_BITS_PER_LONG is >= 64.
5139 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5141 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5142 HOST_BITS_PER_LONG for dw_val_class_long_long.
5143 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5144 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5145 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5147 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5148 Handle DW_OP_implicit_value.
5149 (extract_int): Move prototype earlier.
5150 (mem_loc_descriptor): For SUBREG punt if inner
5151 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5152 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5153 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5154 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5155 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5156 instead of Pmode size.
5157 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5158 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5159 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5160 (concat_loc_descriptor, concatn_loc_descriptor,
5161 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5162 (add_location_or_const_value_attribute): Likewise. For single
5163 location loc_lists attempt to use add_const_value_attribute
5164 for constant decls. Add DW_AT_const_value even if
5165 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5167 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5168 (control_flow_insn_p): Likewise.
5169 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5170 (separate_decls_in_region_debug_bind): New.
5171 (separate_decls_in_region): Process debug bind stmts afterwards.
5172 * recog.c (verify_changes): Handle debug insns.
5173 (extract_insn): Likewise.
5174 (peephole2_optimize): Skip debug insns.
5175 * dse.c (scan_insn): Skip debug insns.
5176 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5178 (setup_id_for_insn): Handle debug insns.
5179 (maybe_tidy_empty_bb): Adjust whitespace.
5180 (tidy_control_flow): Skip debug insns.
5181 (sel_remove_insn): Adjust for debug insns.
5182 (sel_estimate_number_of_insns): Skip debug insns.
5183 (create_insn_rtx_from_pattern): Handle debug insns.
5184 (create_copy_of_insn_rtx): Likewise.
5185 * sel-sched-.h (sel_bb_end): Declare.
5186 (sel_bb_empty_or_nop_p): New.
5187 (get_all_loop_exits): Use it.
5188 (_eligible_successor_edge_p): Likewise.
5189 (return_nop_to_pool): Adjust.
5190 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5191 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5192 * gimple-pretty-print.c (dump_gimple_debug): New.
5193 (dump_gimple_stmt): Use it.
5194 (dump_bb_header): Skip gimple debug stmts.
5195 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5196 (fixup_match_2): Likewise.
5197 (regmove_backward_pass): Likewise. Simplify combined
5198 replacement. Handle debug insns.
5199 * function.c (instantiate_virtual_regs): Handle debug insns.
5200 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5201 * print-rtl.h: Include cselib.h.
5202 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5203 * df.h (df_inns_rescan_debug_internal): Declare.
5204 * gcse.c (alloc_hash_table): Estimate n_insns.
5205 (cprop_insn): Don't regard debug insns as changes.
5206 (bypass_conditional_jumps): Skip debug insns.
5207 (one_pre_gcse_pass): Adjust.
5208 (one_code_hoisting_pass): Likewise.
5209 (compute_ld_motion_mems): Skip debug insns.
5210 (one_cprop_pass): Adjust.
5211 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5212 (if_convertible_stmt_p): Handle debug stmts.
5213 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5214 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5215 * ira-build.c (create_bb_allocnos): Skip debug insns.
5216 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5217 (has_single_use): Likewise.
5218 (single_imm_use): Likewise.
5219 (num_imm_uses): Likewise.
5220 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5221 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5222 (create_outofssa_var_map): Likewise.
5223 * lower-subreg.c (adjust_decomposed_uses): New.
5224 (resolve_debug): New.
5225 (decompose_multiword_subregs): Use it.
5226 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5227 * emit-rtl.c: Include params.h.
5228 (cur_debug_insn_uid): Define.
5229 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5230 (copy_rtx_if_shared_1): Handle debug insns.
5231 (reset_used_flags): Likewise.
5232 (set_used_flags): LIkewise.
5233 (get_max_insn_count): New.
5234 (next_nondebug_insn): New.
5235 (prev_nondebug_insn): New.
5236 (make_debug_insn_raw): New.
5237 (emit_insn_before_noloc): Handle debug insns.
5238 (emit_jump_insn_before_noloc): Likewise.
5239 (emit_call_insn_before_noloc): Likewise.
5240 (emit_debug_insn_before_noloc): New.
5241 (emit_insn_after_noloc): Handle debug insns.
5242 (emit_jump_insn_after_noloc): Likewise.
5243 (emit_call_insn_after_noloc): Likewise.
5244 (emit_debug_insn_after_noloc): Likewise.
5245 (emit_insn_after): Take loc from earlier non-debug insn.
5246 (emit_jump_insn_after): Likewise.
5247 (emit_call_insn_after): Likewise.
5248 (emit_debug_insn_after_setloc): New.
5249 (emit_debug_insn_after): New.
5250 (emit_insn_before): Take loc from later non-debug insn.
5251 (emit_jump_insn_before): Likewise.
5252 (emit_call_insn_before): Likewise.
5253 (emit_debug_insn_before_setloc): New.
5254 (emit_debug_insn_before): New.
5255 (emit_insn): Handle debug insns.
5256 (emit_debug_insn): New.
5257 (emit_jump_insn): Handle debug insns.
5258 (emit_call_insn): Likewise.
5260 (init_emit): Take min-nondebug-insn-uid into account.
5261 Initialize cur_debug_insn_uid.
5262 (emit_copy_of_insn_after): Handle debug insns.
5263 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5264 location of single rhs in place.
5265 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5266 (floor_sdiv_adjust): New.
5267 (cell_sdiv_adjust): New.
5268 (cell_udiv_adjust): New.
5269 (round_sdiv_adjust): New.
5270 (round_udiv_adjust): New.
5271 (wrap_constant): Moved from cselib.
5272 (unwrap_constant): New.
5273 (expand_debug_expr): New.
5274 (expand_debug_locations): New.
5275 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5277 (gimple_expand_cfg): Expand debug locations.
5278 * cselib.c: Include tree-pass.h.
5279 (struct expand_value_data): New.
5280 (cselib_record_sets_hook): New.
5281 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5282 (cselib_clear_table): Move, and implemnet in terms of...
5283 (cselib_reset_table_with_next_value): ... this.
5284 (cselib_get_next_unknown_value): New.
5285 (discard_useless_locs): Don't discard preserved values.
5286 (cselib_preserve_value): New.
5287 (cselib_preserved_value_p): New.
5288 (cselib_preserve_definitely): New.
5289 (cselib_clear_preserve): New.
5290 (cselib_preserve_only_values): New.
5291 (new_cselib_val): Take rtx argument. Dump it in details.
5292 (cselib_lookup_mem): Adjust.
5293 (expand_loc): Take regs_active in struct. Adjust. Silence
5294 dumps unless details are requested.
5295 (cselib_expand_value_rtx_cb): New.
5296 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5297 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5298 without details. Copy more subregs. Try to resolve values
5299 using a callback. Wrap constants.
5300 (cselib_subst_to_values): Adjust.
5301 (cselib_log_lookup): New.
5302 (cselib_lookup): Call it.
5303 (cselib_invalidate_regno): Don't count preserved values as useless.
5304 (cselib_invalidate_mem): Likewise.
5305 (cselib_record_set): Likewise.
5306 (struct set): Renamed to cselib_set, moved to cselib.h.
5307 (cselib_record_sets): Adjust. Call hook.
5308 (cselib_process_insn): Reset table when it would be cleared.
5309 (dump_cselib_val): New.
5310 (dump_cselib_table): New.
5311 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5312 (remove_forwarder_block): Support moving debug stmts.
5313 * cselib.h (cselib_record_sets_hook): Declare.
5314 (cselib_expand_callback): New type.
5315 (cselib_expand_value_rtx_cb): Declare.
5316 (cselib_reset_table_with_next_value): Declare.
5317 (cselib_get_next_unknown_value): Declare.
5318 (cselib_preserve_value): Declare.
5319 (cselib_preserved_value_p): Declare.
5320 (cselib_preserve_only_values): Declare.
5321 (dump_cselib_table): Declare.
5322 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5323 (try_crossjump_to_edge): Likewise.
5324 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5325 dominated blocks when debug stmts are present.
5326 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5327 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5328 (set_var_live_on_entry): Likewise.
5329 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5330 * cfglayout.c (curr_location, last_location): Make static.
5331 (set_curr_insn_source_location): Don't avoid bouncing.
5332 (get_curr_insn_source_location): New.
5333 (get_curr_insn_block): New.
5334 (duplicate_insn_chain): Handle debug insns.
5335 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5337 * common.opt (fcompare-debug): Move to sort order.
5338 (fdump-unnumbered-links): Likewise.
5339 (fvar-tracking-assignments): New.
5340 (fvar-tracking-assignments-toggle): New.
5341 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5342 because of debug stmts.
5343 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5344 (eliminate_unnecessary_stmts): Walk dominated blocks before
5346 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5347 * ira.c (memref_used_between_p): Skip debug insns.
5348 (update_equiv_regs): Likewise.
5349 * sched-deps.c (sd_lists_size): Accept empty list.
5350 (sd_init_insn): Mark debug insns.
5351 (sd_finish_insn): Unmark them.
5352 (sd_add_dep): Reject non-debug deps on debug insns.
5353 (fixup_sched_groups): Give debug insns group treatment.
5355 (sched_analyze_reg): Don't mark debug insns for sched before call.
5356 (sched_analyze_2): Handle debug insns.
5357 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5359 (deps_analyze_insn): Handle debug insns.
5360 (deps_start_bb): Skip debug insns.
5361 (init_deps): Initialize last_debug_insn.
5362 * tree-ssa.c (target_for_debug_bind): New.
5363 (find_released_ssa_name): New.
5364 (propagate_var_def_into_debug_stmts): New.
5365 (propagate_defs_into_debug_stmts): New.
5366 (verify_ssa): Skip debug bind stmts without values.
5367 (warn_uninialized_vars): Skip debug stmts.
5368 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5369 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5370 (rtx_equal_p): Likewise.
5371 * ira-costs.c (scan_one_insn): Skip debug insns.
5372 (process_bb_node_for_hard_reg_moves): Likewise.
5373 * rtl.h (DEBUG_INSN_P): New.
5374 (NONDEBUG_INSN_P): New.
5375 (MAY_HAVE_DEBUG_INSNS): New.
5376 (INSN_P): Accept debug insns.
5377 (RTX_FRAME_RELATED_P): Likewise.
5378 (INSN_DELETED_P): Likewise
5379 (PAT_VAR_LOCATION_DECL): New.
5380 (PAT_VAR_LOCATION_LOC): New.
5381 (PAT_VAR_OCATION_STATUS): New.
5382 (NOTE_VAR_LOCATION_DECL): Reimplement.
5383 (NOTE_VAR_LOCATION_LOC): Likewise.
5384 (NOTE_VAR_LOCATION_STATUS): Likewise.
5385 (INSN_VAR_LOCATION): New.
5386 (INSN_VAR_LOCATION_DECL): New.
5387 (INSN_VAR_LOCATION_LOC): New.
5388 (INSN_VAR_LOCATION_STATUS): New.
5389 (gen_rtx_UNKNOWN_VAR_LOC): New.
5390 (VAR_LOC_UNKNOWN_P): New.
5391 (NOTE_DURING_CALL_P): New.
5392 (SCHED_GROUP_P): Accept debug insns.
5393 (emit_debug_insn_before): Declare.
5394 (emit_debug_insn_before_noloc): Declare.
5395 (emit_debug_insn_beore_setloc): Declare.
5396 (emit_debug_insn_after): Declare.
5397 (emit_debug_insn_after_noloc): Declare.
5398 (emit_debug_insn_after_setloc): Declare.
5399 (emit_debug_insn): Declare.
5400 (make_debug_insn_raw): Declare.
5401 (prev_nondebug_insn): Declare.
5402 (next_nondebug_insn): Declare.
5403 (delegitimize_mem_from_attrs): Declare.
5404 (get_max_insn_count): Declare.
5405 (wrap_constant): Declare.
5406 (unwrap_constant): Declare.
5407 (get_curr_insn_source_location): Declare.
5408 (get_curr_insn_block): Declare.
5409 * tree-inline.c (insert_debug_decl_map): New.
5410 (processing_debug_stmt): New.
5411 (remap_decl): Don't create new mappings in debug stmts.
5412 (remap_gimple_op_r): Don't add references in debug stmts.
5413 (copy_tree_body_r): Likewise.
5414 (remap_gimple_stmt): Handle debug bind stmts.
5415 (copy_bb): Skip debug stmts.
5416 (copy_edges_for_bb): Likewise.
5417 (copy_debug_stmt): New.
5418 (copy_debug_stmts): New.
5419 (copy_body): Copy debug stmts at the end.
5420 (insert_init_debug_bind): New.
5421 (insert_init_stmt): Take id. Skip and emit debug stmts.
5422 (setup_one_parameter): Remap variable earlier, register debug mapping.
5423 (estimate_num_insns): Skip debug stmts.
5424 (expand_call_inline): Preserve debug_map.
5425 (optimize_inline_calls): Check for no debug_stmts left-overs.
5426 (unsave_expr_now): Preserve debug_map.
5427 (copy_gimple_seq_and_replace_locals): Likewise.
5428 (tree_function_versioning): Check for no debug_stmts left-overs.
5429 Init and destroy debug_map as needed. Split edges unconditionally.
5430 (build_duplicate_type): Init and destroy debug_map as needed.
5431 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5432 (struct copy_body_data): Add debug_stmts and debug_map.
5433 * sched-int.h (struct ready_list): Add n_debug.
5434 (struct deps): Add last_debug_insn.
5435 (DEBUG_INSN_SCHED_P): New.
5436 (BOUNDARY_DEBUG_INSN_P): New.
5437 (SCHEDULE_DEBUG_INSN_P): New.
5438 (sd_iterator_cond): Accept empty list.
5439 * combine.c (create_log_links): Skip debug insns.
5440 (combine_instructions): Likewise.
5441 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5442 return value is always unshared.
5443 (struct rtx_subst_pair): New.
5444 (auto_adjust_pair): New.
5445 (propagate_for_debug_subst): New.
5446 (propagate_for_debug): New.
5447 (try_combine): Skip debug insns. Propagate removed defs into
5449 (next_nonnote_nondebug_insn): New.
5450 (distribute_notes): Use it. Skip debug insns.
5451 (distribute_links): Skip debug insns.
5452 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5453 * resource.c (mark_target_live_regs): Likewise.
5454 * var-tracking.c: Include cselib.h and target.h.
5455 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5457 (micro_operation_type_name): New.
5458 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5459 (struct micro_operation_def): Update comments.
5460 (decl_or_value): New type. Use instead of decls.
5461 (struct emit_note_data_def): Add vars.
5462 (struct attrs_def): Use decl_or_value.
5463 (struct variable_tracking_info_def): Add permp, flooded.
5464 (struct location_chain_def): Update comment.
5465 (struct variable_part_def): Use decl_or_value.
5466 (struct variable_def): Make var_part a variable length array.
5468 (scratch_regs): New.
5469 (cselib_hook_called): New.
5470 (dv_is_decl_p): New.
5471 (dv_is_value_p): New.
5474 (dv_as_opaque): New.
5475 (dv_onepart_p): New.
5477 (IS_DECL_CODE): New.
5478 (check_value_is_not_decl): New.
5479 (dv_from_decl): New.
5480 (dv_from_value): New.
5481 (dv_htab_hash): New.
5482 (variable_htab_hash): Use it.
5483 (variable_htab_eq): Support values.
5484 (variable_htab_free): Free from the right pool.
5485 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5486 (attrs_list_union): Adjust.
5487 (attrs_list_mpdv_union): New.
5488 (tie_break_pointers): New.
5489 (canon_value_cmp): New.
5490 (unshare_variable): Return possibly-modified slot.
5491 (vars_copy_1): Adjust.
5492 (var_reg_decl_set): Adjust. Split out of...
5493 (var_reg_set): ... this.
5494 (get_init_value): Adjust.
5495 (var_reg_delete_and_set): Adjust.
5496 (var_reg_delete): Adjust.
5497 (var_regno_delete): Adjust.
5498 (var_mem_decl_set): Split out of...
5499 (var_mem_set): ... this.
5500 (var_mem_delete_and_set): Adjust.
5501 (var_mem_delete): Adjust.
5505 (variable_union): Adjust. Speed up merge of 1-part vars.
5506 (variable_canonicalize): Use unshared slot.
5507 (VALUED_RECURSED_INTO): New.
5508 (find_loc_in_1pdv): New.
5509 (struct dfset_merge): New.
5510 (insert_into_intersection): New.
5511 (intersect_loc_chains): New.
5513 (canonicalize_loc_order_check): New.
5514 (canonicalize_values_mark): New.
5515 (canonicalize_values_star): New.
5516 (variable_merge_over_cur): New.
5517 (variable_merge_over_src): New.
5518 (dataflow_set_merge): New.
5519 (dataflow_set_equiv_regs): New.
5520 (remove_duplicate_values): New.
5521 (struct dfset_post_merge): New.
5522 (variable_post_merge_new_vals): New.
5523 (variable_post_merge_perm_vals): New.
5524 (dataflow_post_merge_adjust): New.
5525 (find_mem_expr_in_1pdv): New.
5526 (dataflow_set_preserve_mem_locs): New.
5527 (dataflow_set_remove_mem_locs): New.
5528 (dataflow_set_clear_at_call): New.
5529 (onepart_variable_different_p): New.
5530 (variable_different_p): Use it.
5531 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5532 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5534 (track_loc_p): Pass it true.
5535 (struct count_use_info): New.
5536 (find_use_val): New.
5537 (replace_expr_with_values): New.
5539 (use_type): New, partially split out of...
5540 (count_uses): ... this. Count new micro-ops.
5541 (count_uses_1): Adjust.
5542 (count_stores): Adjust.
5543 (count_with_sets): New.
5544 (VAL_NEEDS_RESOLUTION): New.
5545 (VAL_HOLDS_TRACK_EXPR): New.
5546 (VAL_EXPR_IS_COPIED): New.
5547 (VAL_EXPR_IS_CLOBBERED): New.
5548 (add_uses): Adjust. Generate new micro-ops.
5549 (add_uses_1): Adjust.
5550 (add_stores): Generate new micro-ops.
5551 (add_with_sets): New.
5552 (find_src_status): Adjust.
5553 (find_src_set_src): Adjust.
5554 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5555 Handle new micro-ops. Canonicalize value equivalances.
5556 (vt_find_locations): Compute total size of hash tables for
5557 dumping. Perform merge for var-tracking-assignments. Don't
5558 disregard single-block loops.
5559 (dump_attrs_list): Handle decl_or_value.
5560 (dump_variable): Take variable. Deal with decl_or_value.
5561 (dump_variable_slot): New.
5562 (dump_vars): Use it.
5563 (dump_dataflow_sets): Adjust.
5564 (set_slot_part): New, extended to support one-part variables
5565 after splitting out of...
5566 (set_variable_part): ... this.
5567 (clobber_slot_part): New, split out of...
5568 (clobber_variable_part): ... this.
5569 (delete_slot_part): New, split out of...
5570 (delete_variable_part): .... this.
5571 (check_wrap_constant): New.
5572 (vt_expand_loc_callback): New.
5573 (vt_expand_loc): New.
5574 (emit_note_insn_var_location): Adjust. Handle values. Handle
5575 EMIT_NOTE_AFTER_CALL_INSN.
5576 (emit_notes_for_differences_1): Adjust. Handle values.
5577 (emit_notes_for_differences_2): Likewise.
5578 (emit_notes_for_differences): Adjust.
5579 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5580 Adjust. Handle new micro-ops.
5581 (vt_add_function_parameters): Adjust. Create and bind values.
5582 (vt_initialize): Adjust. Initialize scratch_regs and
5583 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5584 operations. Move some code to count_with_sets and add_with_sets.
5585 (delete_debug_insns): New.
5586 (vt_debug_insns_local): New.
5587 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5589 (var_tracking_main): If var-tracking-assignments is enabled
5590 but var-tracking isn't, delete debug insns and leave. Likewise
5591 if we exceed limits or fail the stack adjustments tests, and
5592 after all var-tracking processing.
5593 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5594 (dataflow_set): Add traversed_vars.
5595 (value_chain, const_value_chain): New typedefs.
5596 (value_chain_pool, value_chains): New variables.
5597 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5598 add_value_chains, add_cselib_value_chains, remove_value_chain,
5599 remove_value_chains, remove_cselib_value_chains): New functions.
5600 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5601 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5603 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5604 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5605 (dst_can_be_shared): New variable.
5606 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5607 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5608 different from set->vars, look up slot again instead of using the
5610 (dataflow_set_init): Initialize traversed_vars.
5611 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5612 lookup if set->vars is shared. Don't keep slot cleared before
5613 calling unshare_variable. Unshare set->vars if needed. Adjust
5614 unshare_variable callers. Clear dst_can_be_shared if needed.
5615 Even ->refcount == 1 vars must be unshared if set->vars is shared
5616 and var needs to be modified.
5617 (dataflow_set_union): Set traversed_vars during canonicalization.
5618 (VALUE_CHANGED, DECL_CHANGED): Define.
5619 (set_dv_changed, dv_changed_p): New static inlines.
5620 (track_expr_p): Clear DECL_CHANGED.
5621 (dump_dataflow_sets): Set it.
5622 (variable_was_changed): Call set_dv_changed.
5623 (emit_note_insn_var_location): Likewise.
5624 (changed_variables_stack): New variable.
5625 (check_changed_vars_1, check_changed_vars_2): New functions.
5626 (emit_notes_for_changes): Do nothing if changed_variables is
5627 empty. Traverse changed_variables with check_changed_vars_1,
5628 call check_changed_vars_2 on each changed_variables_stack entry.
5629 (emit_notes_in_bb): Add SET argument. Just clear it at the
5630 beginning, use it instead of local &set, don't destroy it at the end.
5631 (vt_emit_notes): Call dataflow_set_clear early on all
5632 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5633 computed set, dataflow_set_clear also VTI(bb)->in when we are
5634 done with the basic block. Initialize changed_variables_stack,
5635 free it afterwards. If ENABLE_CHECKING verify that after noting
5636 differences to an empty set value_chains hash table is empty.
5637 (vt_initialize): Initialize value_chains and value_chain_pool.
5638 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5639 (variable_tracking_main): Call dump_dataflow_sets before calling
5640 vt_emit_notes, not after it.
5641 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5642 (propagate_var_def_into_debug_stmts): Declare.
5643 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5644 (df_set_note): Reject debug insns.
5645 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5646 add notes to debug insns.
5647 (df_note_bb_compute): Adjust. Likewise.
5648 (df_simulate_uses): Skip debug insns.
5649 (df_simulate_initialize_backwards): Likewise.
5650 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5651 (subst_stack_regs_pat): Reject debug insns.
5652 (convert_regs_1): Handle debug insns.
5653 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5654 (print-rtl.o): Depend on cselib.h.
5655 (cselib.o): Depend on TREE_PASS_H.
5656 (var-tracking.o): Depend on cselib.h and TARGET_H.
5657 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5658 (init_ready_list): Skip boundary debug insns.
5659 (add_branch_dependences): Skip debug insns.
5660 (free_block_dependencies): Check for blocks with only debug insns.
5661 (compute_priorities): Likewise.
5662 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5663 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5665 (gimple_build_debug_bind_stat): New.
5666 (empty_body_p): Skip debug stmts.
5667 (gimple_has_side_effects): Likewise.
5668 (gimple_rhs_has_side_effects): Likewise.
5669 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5670 (gimple_build_debug_bind_stat): Declare.
5671 (gimple_build_debug_bind): Define.
5672 (is_gimple_debug): New.
5673 (gimple_debug_bind_p): New.
5674 (gimple_debug_bind_get_var): New.
5675 (gimple_debug_bind_get_value): New.
5676 (gimple_debug_bind_get_value_ptr): New.
5677 (gimple_debug_bind_set_var): New.
5678 (gimple_debug_bind_set_value): New.
5679 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5680 (gimple_debug_bind_reset_value): New.
5681 (gimple_debug_bind_has_value_p): New.
5682 (gsi_next_nondebug): New.
5683 (gsi_prev_nondebug): New.
5684 (gsi_start_nondebug_bb): New.
5685 (gsi_last_nondebug_bb): New.
5686 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5687 (print_insn): Handle DEBUG_INSN.
5688 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5689 of first insn prevail.
5690 (first_stmt): Skip debug stmts.
5691 (first_non_label_stmt): Likewise.
5692 (last_stmt): Likewise.
5693 (has_zero_uses_1): New.
5694 (single_imm_use_1): New.
5695 (verify_gimple_debug): New.
5696 (verify_types_in_gimple_stmt): Handle debug stmts.
5697 (verify_stmt): Likewise.
5698 (debug_loop_num): Skip debug stmts.
5699 (remove_edge_and_dominated_blocks): Remove dominators last.
5700 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5701 (linearize_expr): Likewise.
5702 * config/i386/i386.c (ix86_delegitimize_address): Call
5703 default implementation.
5704 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5705 (group_barrier_needed): Skip debug insns.
5706 (emit_insn_group_barriers): Likewise.
5707 (emit_all_insn_group_barriers): Likewise.
5708 (ia64_variable_issue): Handle debug insns.
5709 (ia64_dfa_new_cycle): Likewise.
5710 (final_emit_insn_group_barriers): Skip debug insns.
5711 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5712 def cfa without frame.
5713 (process_set): Likewise.
5714 (process_for_unwind_directive): Pass frame on.
5715 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5716 (rs6000_delegitimize_address): New.
5717 (rs6000_debug_adjust_cost): Handle debug insns.
5718 (is_microcoded_insn): Likewise.
5719 (is_cracked_insn): Likewise.
5720 (is_nonpipeline_insn): Likewise.
5721 (insn_must_be_first_in_group): Likewise.
5722 (insn_must_be_last_in_group): Likewise.
5723 (force_new_group): Likewise.
5724 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5725 contains only debug insns.
5726 (rtl_merge_blocks): Skip debug insns.
5727 (purge_dead_edges): Likewise.
5728 (rtl_block_ends_with_call_p): Skip debug insns.
5729 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5730 (mark_reg_dependencies): Skip debug insns.
5731 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5732 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5733 * tree-ssa-threadedge.c
5734 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5735 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5736 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5737 (copyprop_hardreg_forward_1): Handle debug insns.
5738 * reload1.c (reload): Skip debug insns. Replace unassigned
5739 pseudos in debug insns with their equivalences.
5740 (eliminate_regs_in_insn): Skip debug insns.
5741 (emit_input_reload_insns): Skip debug insns at first, adjust
5743 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5744 (get_indirect_ref_operands): Pass opf_no_vops on.
5745 (get_expr_operands): Likewise. Skip debug stmts.
5746 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5748 2009-09-01 Richard Henderson <rth@redhat.com>
5750 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5751 stmt_ends_pp_p statements at least once.
5752 * tree-vrp.c (vrp_initialize): Likewise.
5753 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5755 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5758 Fix AIX bootstrap after PR debug/30161
5759 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5760 that is a GNU extension.
5761 (tmpl_value_parm_die_table): Move the definition of this global
5762 outside #ifdef DWARF2_DEBUGGING_INFO region.
5764 2009-09-01 Richard Guenther <rguenther@suse.de>
5766 * tree.c (tree_expr_size): New function.
5767 * tree.h (tree_expr_size): Declare.
5768 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5769 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5770 * langhooks.c (lhd_expr_size): Remove.
5771 * langhooks.h (struct lang_hooks): Remove expr_size.
5772 * explow.c (expr_size): Use tree_expr_size.
5773 (int_expr_size): Likewise.
5774 * langhooks-def.h (lhd_expr_size): Remove.
5775 (LANG_HOOKS_EXPR_SIZE): Likewise.
5776 (LANG_HOOKS_INITIALIZER): Adjust.
5778 2009-09-01 Richard Guenther <rguenther@suse.de>
5780 * tree-flow.h (mark_addressable): Move declaration ...
5781 * tree.h (mark_addressable): ... here.
5782 * stmt.c (expand_asm_operands): Use mark_addressable, not
5783 lang_hooks.mark_addressable.
5784 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5785 LANG_HOOKS_MARK_ADDRESSABLE.
5786 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5787 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5789 2009-08-31 Chris Demetriou <cgd@google.com>
5791 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5792 vectorize if not TARGET_SSE2.
5794 2009-08-31 DJ Delorie <dj@redhat.com>
5796 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5797 registers if no coprocessor is enabled.
5799 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5802 * cgraph.h (cgraph_get_node): Declare ...
5803 * cgraph.c (cgraph_get_node): ... new function.
5804 * dwarf2out.c (gen_generic_params_dies,
5805 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5806 make_ith_pack_parameter_name,
5807 append_entry_to_tmpl_value_parm_die_table,
5808 gen_remaining_tmpl_value_param_die_attribute): New functions.
5809 (gen_subprogram_die): Generate debug info for template parameters
5810 if debug info level is higher than DINFO_LEVEL_TERSE.
5811 Use tree_add_const_value_attribute_for_decl instead of
5812 tree_add_const_value_attribute.
5813 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5814 instead of tree_add_const_value_attribute.
5815 (gen_struct_or_union_type_die): Generate debug
5816 info for template parameters if debug info level is higher than
5818 (tree_add_const_value_attribute): Handle integral and pointer
5819 constants. Update comment.
5820 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5821 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5822 (reference_to_unused): Fix thinko. Remove redundant predicates from
5824 (tree_add_const_value_attribute): Make this work for constant
5826 tree_add_const_value_attribute_for_decl is to be used for variable
5828 (add_location_or_const_value_attribute): Use
5829 tree_add_const_value_attribute_for_decl now.
5830 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5831 DW_TAG_template_value_param DIEs after function DIEs have been
5833 * langhooks.h (lang_hooks_for_types): Add
5834 get_argument_pack_elems.
5835 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5836 (lang_hooks): Added get_innermost_generic_parms,
5837 get_innermost_generic_args.
5838 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5839 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5840 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5841 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5843 2009-08-31 DJ Delorie <dj@redhat.com>
5845 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5846 it once we start generating the prologue or epilogue.
5847 (mep_call_saves_register): If the frame is locked, re-use
5849 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5850 (mep_expand_prologue): Call it.
5851 (mep_expand_epilogue): Likewise.
5852 (mep_start_function): Use the same logic as mep_expand_prologue.
5853 (mep_pass_by_reference): Make logic more readable.
5854 (mep_return_in_memory): Zero-sized objects are passed in memory.
5855 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5857 2009-08-31 Richard Guenther <rguenther@suse.de>
5859 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5860 to query if the memory regions for memmove overlap.
5861 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5862 asserts on pointers, instead deal with odd trees.
5863 (ptr_derefs_may_alias_p): Likewise.
5864 (refs_may_alias_p_1): Constructor bases also never alias.
5866 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5868 * doc/install.texi (Final install): Adjust reference on where to
5869 order printed manuals.
5871 2009-08-30 Olivier Hainque <hainque@adacore.com>
5873 * dwarf2out.c (switch_to_frame_table_section): Move
5874 definition prior to first use.
5876 2009-08-30 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/41186
5879 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5880 (ao_ref_init_from_ptr_and_size): New function.
5881 (ref_maybe_used_by_call_p_1): Be more precise tracking
5882 used ranges for builtin functions.
5883 (ref_maybe_used_by_call_p): Adjust.
5884 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5885 ranges for builtin functions.
5886 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5888 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5891 * fwprop.c (get_reg_use_in): Delete.
5892 (free_load_extend): New function.
5893 (forward_propagate_subreg): Use it.
5895 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5897 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5899 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5902 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5905 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5907 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5908 fini or fini_array section.
5910 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5912 * graphite-dependences.c (graphite_legal_transform_bb): Call
5913 pbb_remove_duplicate_pdrs.
5914 * graphite-poly.c (can_collapse_pdr): Removed.
5915 (pdr_find_duplicate): Removed.
5916 (can_collapse_pdrs): New.
5917 (pbb_remove_duplicate_pdrs): New.
5918 (new_poly_dr): Do not look for duplicates.
5919 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5920 (PBB_PDR_DUPLICATES_REMOVED): New.
5921 (pbb_remove_duplicate_pdrs): Declared.
5923 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5925 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5926 the strides by multiplying by PDR_NB_REFS.
5927 * graphite-poly.c (can_collapse_pdr): New.
5928 (pdr_find_duplicate): New.
5929 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5930 Initialize PDR_NB_REFS.
5931 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5933 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5935 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5938 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5941 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5943 * graphite-dependences.c (pddr_original_scattering): Return NULL
5944 for read-read dependence relations.
5945 * graphite-poly.h (enum poly_dr_type): Fix comment.
5948 (pdr_may_write_p): New.
5950 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5952 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5953 (struct poly_dr): Same.
5954 (new_poly_dr): Same.
5955 * graphite-poly.c (new_poly_dr): Same.
5956 * graphite-dependences.c (dot_deps): Disable call to system.
5958 2009-08-28 Cary Coutant <ccoutant@google.com>
5961 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5962 struct/union/enum types local to a function.
5964 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5965 Sebastian Pop <sebastian.pop@amd.com>
5967 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5968 pbb_strip_mine_time_depth. Changed the implementation so that
5969 transformation is expressed as a transformation on
5970 time (scatttering) dimensions. Also, ensures that the 2d+1
5971 scheduling format is preserved.
5972 (pbb_strip_mine_profitable_p): Profitability is based on the
5973 iteration number of a given time (scattering) dimension,
5974 and not on a original loop depth dimension.
5975 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5976 (pbb_do_strip_mine): Call psct_dynamic_dim.
5977 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5978 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5979 (pbb_nb_dynamic_scattering_transform): New.
5980 (psct_dynamic_dim): New.
5982 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5984 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5985 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5986 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5987 * graphite-interchange.c (build_linearized_memory_access): Same.
5988 (memory_stride_in_loop): Same.
5990 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5992 * graphite-dependences.c (pddr_original_scattering): New.
5993 (graphite_legal_transform_dr): Call pddr_original_scattering.
5996 * graphite-dependences.h (dot_deps): Declared.
5997 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5998 (print_pdr): Print PDR_ID.
5999 * graphite-poly.h (struct poly_dr): Add field id.
6002 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6004 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6006 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6007 not delete the original dependence relation.
6009 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6011 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6012 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6013 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6014 (free_poly_ddr): New.
6015 (pddr_is_empty): New.
6016 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6017 (dependence_polyhedron): Same. Remove useless gcc_assert.
6019 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6020 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6021 * graphite-dependences.h (enum poly_dependence_kind): New.
6022 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6023 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6024 (PDRP_SINK): Renamed PDDR_SINK.
6025 (PDRP_DDP): Renamed PDDR_DDP.
6027 (free_poly_ddr): Declared.
6028 * graphite-poly.c (new_scop): Use the new hash function names.
6029 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6030 into original_pddrs.
6031 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6033 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6035 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6036 bounds with LT_EXPR to make niter analysis more precise on code
6037 generated by Graphite.
6039 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6041 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6042 (graphite_legal_transform_bb): Same.
6043 (poly_drs_may_alias_p): Same.
6045 2009-08-28 Richard Guenther <rguenther@suse.de>
6047 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6049 2009-08-28 Jan Beulich <jbeulich@novell.com>
6051 * config/i386/netware.c: Include langhooks.h.
6052 (i386_nlm_encode_section_info): Simplify.
6053 (netware_override_options): Delete.
6054 * config/i386/netware.h (netware_override_options): Delete
6056 (OVERRIDE_OPTIONS): Delete definition.
6057 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6058 (ASM_COMMENT_START): Define.
6059 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6061 2009-08-28 Jan Beulich <jbeulich@novell.com>
6063 * configure.ac: For in-tree ld, do a plain version check to
6064 determine whether comdat groups are supported.
6065 * configure: Regenerate.
6067 2009-08-28 Olivier Hainque <hainque@adacore.com>
6069 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6070 always defined. Reflect definition or absence of such for
6071 COLLECT_EXPORT_LIST. Readability helper.
6072 (scanfilter): New enum, to help control what symbols
6073 are to be considered or ignored by scan_prog_file.
6074 (enum pass): Rename as "scanpass", moved together with scanfilter
6075 prior to scan_prog_file's prototype.
6076 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6077 Group prototype with the scanpass/scanfilter definitions, factorize
6078 head comments for the several implementations at the prototype.
6079 (main): Reorganize the first pass link control to let AIX
6080 drag only the needed frame tables in executables. Prevent
6081 frame tables collection during the scan aimed at static ctors.
6082 Pre-link and scan for frame tables later to compensate.
6083 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6084 A C statement to issue assembly directives that create a reference
6085 to the given DWARF table identifier label from the current function
6087 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6088 to differentiate first time section entry. Only emit a .data
6089 tables start identifier label the first time around.
6090 (switch_to_frame_table_section): New function. Helper for
6091 output_call_frame_info to switch possibly BACK into the eh_frame
6092 or the debug_frame section depending on FOR_EH.
6093 (output_call_frame_info): Use helper to first enter the proper
6095 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6096 emit a link to the frame table start label from each function
6098 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6099 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6100 * config/rs6000/rs6000-protos.h: Declare it.
6101 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6103 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6105 * config/sh/sh.c (split_branches): Check the result of
6108 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6110 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6111 using -pthread -fopenmp
6113 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6115 * doc/service.texi (service directory): Update URL.
6117 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6119 PR rtl-optimization/40861
6120 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6121 extract word from a multi-word subreg for negative byte positions.
6123 2009-08-27 Tristan Gingold <gingold@adacore.com>
6124 Douglas B Rupp <rupp@gnat.com>
6126 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6127 (SECTION_VMS_OVERLAY): Define.
6128 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6130 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6132 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6133 common_object declarations.
6134 (ia64_section_type_flags): Set section flag for common_object.
6135 * config/ia64/ia64-protos.h
6136 (ia64_vms_output_aligned_decl_common): Declare.
6137 (ia64_vms_elf_asm_named_section): Declare.
6139 2009-08-27 Michael Matz <matz@suse.de>
6141 * expr.c (expand_expr_real_2): New function taking exploded
6142 unary or binary expression, split out from ...
6143 (expand_expr_real_1): ... here. Move over all unary/binary
6144 switch parts to above function, in particular these codes:
6145 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6146 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6147 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6148 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6149 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6150 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6151 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6152 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6153 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6154 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6155 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6156 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6157 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6158 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6159 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6160 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6161 VEC_PACK_FIX_TRUNC_EXPR.
6162 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6165 2009-08-27 Richard Guenther <rguenther@suse.de>
6167 * gengtype.c (main): Handle uint64_t.
6168 * ipa-utils.c (get_base_var): Indent properly.
6169 * tree-ssa-live.c (debug_scope_block): New function.
6170 * tree-flow.h (debug_scope_block): Declare.
6171 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6172 * basic-block.h (enum profile_status): Rename to
6173 enum profile_status_d.
6174 (x_profile_status): Adjust type.
6176 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6179 * dwarf2out.c (get_context_die): Declare this static function.
6180 (gen_type_die_with_usage): Make sure a DIE is a generated for
6181 the context of a typedef.
6183 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6185 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6188 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6190 * config/mips/mips-protos.h (mips_output_sync): Declare.
6191 (mips_sync_loop_insns): Likewise.
6192 (mips_output_sync_loop): Replace first two parameters with an rtx.
6193 * config/mips/mips.c (mips_multi_member): New structure.
6194 (mips_multi_members): New variable.
6195 (mips_multi_start): New function.
6196 (mips_multi_add): Likewise.
6197 (mips_multi_add_insn): Likewise.
6198 (mips_multi_add_label): Likewise.
6199 (mips_multi_last_index): Likewise.
6200 (mips_multi_copy_insn): Likewise.
6201 (mips_multi_set_operand): Likewise.
6202 (mips_multi_write): Likewise.
6203 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6204 (mips_init_print_operand_punct): Update accordingly.
6205 (mips_start_ll_sc_sync_block): New function.
6206 (mips_end_ll_sc_sync_block): Likewise.
6207 (mips_output_sync): Likewise.
6208 (mips_sync_insn1_template): Likewise.
6209 (mips_sync_insn2_template): Likewise.
6210 (mips_get_sync_operand): Likewise.
6211 (mips_process_sync_loop): Likewise.
6212 (mips_output_sync_loop): Use mips_process_sync_loop.
6213 (mips_sync_loop_insns): New function.
6214 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6215 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6216 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6217 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6218 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6219 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6220 (MIPS_SYNC_OLD_OP_12): Likewise.
6221 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6222 (MIPS_SYNC_NEW_OP_12): Likewise.
6223 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6224 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6225 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6226 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6227 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6228 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6229 * config/mips/mips.md (sync_mem): New attribute.
6230 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6231 (sync_exclusive_mask, sync_required_oldval): Likewise.
6232 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6233 (sync_release_barrier): Likewise.
6234 (length): Handle sync loops.
6235 (sync): Use mips_output_sync.
6236 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6237 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6238 and use mips_output_sync_loop.
6239 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6240 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6241 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6242 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6243 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6244 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6245 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6246 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6247 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6249 2009-08-26 Richard Guenther <rguenther@suse.de>
6252 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6253 the types to not match.
6254 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6256 * tree-ssa.c (useless_type_conversion_p): Conversions to
6257 pointers to unprototyped functions are useless.
6259 2009-08-26 Richard Guenther <rguenther@suse.de>
6261 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6262 whole-program condition, prepare to be called for non-globals.
6263 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6264 params build a representative with known type and track its fields.
6266 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6268 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6269 clearing by a taken branch.
6270 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6271 effectively after bbro pass.
6272 (sync_nand<mode>): Ditto.
6273 (sync_old_<fetchop_name><mode>): Ditto.
6274 (sync_old_nand<mode>): Ditto.
6275 (sync_new_<fetchop_name><mode>): Dito.
6276 (sync_new_nand<mode>): Ditto.
6277 (sync_compare_and_swap<mode>_1): Ditto.
6278 (*sync_compare_and_swap<mode>): Ditto.
6279 (sync_lock_test_and_set<mode>_1): Ditto.
6280 ("sync_lock_test_and_set<mode>): Ditto.
6282 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6284 * hwint.h (HOST_LONG_FORMAT): New macro
6285 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6286 Use HOST_PTR_PRINTF.
6287 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6288 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6289 (HOST_PTR_PRINTF): Document.
6291 2009-08-25 Jan Hubicka <jh@suse.cz>
6293 * config/i386/bmmintrin.h: Replace by #error.
6296 Michael Meissner <michael.meissner@amd.com>
6297 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6298 Tony Linthicum <tony.linthicum@amd.com>
6300 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6301 (TARGET_ROUND): New macro for the round/ptest instructions which
6302 are shared between SSE4.1 and SSE5.
6303 (OPTION_MASK_ISA_ROUND): Ditto.
6304 (OPTION_ISA_ROUND): Ditto.
6305 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6306 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6308 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6309 (-mfused-madd): New switch to give users control over whether the
6310 compiler optimizes to use the multiply/add SSE5 instructions.
6312 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6313 (ix86_handle_option): Turn off 3dnow if -msse5.
6314 (override_options): Add SSE5 support.
6315 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6317 (ix86_expand_sse_movcc): Add SSE5 support.
6318 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6319 vector type to the next largest size.
6320 (ix86_expand_sse5_pack): New function to use pperm to pack a
6321 vector type to the next smallest size.
6322 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6323 (IX86_BUILTIN_FMADDSD): Ditto.
6324 (IX86_BUILTIN_FMADDPS): Ditto.
6325 (IX86_BUILTIN_FMADDPD): Ditto.
6326 (IX86_BUILTIN_FMSUBSS): Ditto.
6327 (IX86_BUILTIN_FMSUBSD): Ditto.
6328 (IX86_BUILTIN_FMSUBPS): Ditto.
6329 (IX86_BUILTIN_FMSUBPD): Ditto.
6330 (IX86_BUILTIN_FNMADDSS): Ditto.
6331 (IX86_BUILTIN_FNMADDSD): Ditto.
6332 (IX86_BUILTIN_FNMADDPS): Ditto.
6333 (IX86_BUILTIN_FNMADDPD): Ditto.
6334 (IX86_BUILTIN_FNMSUBSS): Ditto.
6335 (IX86_BUILTIN_FNMSUBSD): Ditto.
6336 (IX86_BUILTIN_FNMSUBPS): Ditto.
6337 (IX86_BUILTIN_FNMSUBPD): Ditto.
6338 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6339 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6340 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6341 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6342 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6343 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6344 (IX86_BUILTIN_PPERM): Ditto.
6345 (IX86_BUILTIN_PERMPS): Ditto.
6346 (IX86_BUILTIN_PERMPD): Ditto.
6347 (IX86_BUILTIN_PMACSSWW): Ditto.
6348 (IX86_BUILTIN_PMACSWW): Ditto.
6349 (IX86_BUILTIN_PMACSSWD): Ditto.
6350 (IX86_BUILTIN_PMACSWD): Ditto.
6351 (IX86_BUILTIN_PMACSSDD): Ditto.
6352 (IX86_BUILTIN_PMACSDD): Ditto.
6353 (IX86_BUILTIN_PMACSSDQL): Ditto.
6354 (IX86_BUILTIN_PMACSSDQH): Ditto.
6355 (IX86_BUILTIN_PMACSDQL): Ditto.
6356 (IX86_BUILTIN_PMACSDQH): Ditto.
6357 (IX86_BUILTIN_PMADCSSWD): Ditto.
6358 (IX86_BUILTIN_PMADCSWD): Ditto.
6359 (IX86_BUILTIN_PHADDBW): Ditto.
6360 (IX86_BUILTIN_PHADDBD): Ditto.
6361 (IX86_BUILTIN_PHADDBQ): Ditto.
6362 (IX86_BUILTIN_PHADDWD): Ditto.
6363 (IX86_BUILTIN_PHADDWQ): Ditto.
6364 (IX86_BUILTIN_PHADDDQ): Ditto.
6365 (IX86_BUILTIN_PHADDUBW): Ditto.
6366 (IX86_BUILTIN_PHADDUBD): Ditto.
6367 (IX86_BUILTIN_PHADDUBQ): Ditto.
6368 (IX86_BUILTIN_PHADDUWD): Ditto.
6369 (IX86_BUILTIN_PHADDUWQ): Ditto.
6370 (IX86_BUILTIN_PHADDUDQ): Ditto.
6371 (IX86_BUILTIN_PHSUBBW): Ditto.
6372 (IX86_BUILTIN_PHSUBWD): Ditto.
6373 (IX86_BUILTIN_PHSUBDQ): Ditto.
6374 (IX86_BUILTIN_PROTB): Ditto.
6375 (IX86_BUILTIN_PROTW): Ditto.
6376 (IX86_BUILTIN_PROTD): Ditto.
6377 (IX86_BUILTIN_PROTQ): Ditto.
6378 (IX86_BUILTIN_PROTB_IMM): Ditto.
6379 (IX86_BUILTIN_PROTW_IMM): Ditto.
6380 (IX86_BUILTIN_PROTD_IMM): Ditto.
6381 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6382 (IX86_BUILTIN_PSHLB): Ditto.
6383 (IX86_BUILTIN_PSHLW): Ditto.
6384 (IX86_BUILTIN_PSHLD): Ditto.
6385 (IX86_BUILTIN_PSHLQ): Ditto.
6386 (IX86_BUILTIN_PSHAB): Ditto.
6387 (IX86_BUILTIN_PSHAW): Ditto.
6388 (IX86_BUILTIN_PSHAD): Ditto.
6389 (IX86_BUILTIN_PSHAQ): Ditto.
6390 (IX86_BUILTIN_FRCZSS): Ditto.
6391 (IX86_BUILTIN_FRCZSD): Ditto.
6392 (IX86_BUILTIN_FRCZPS): Ditto.
6393 (IX86_BUILTIN_FRCZPD): Ditto.
6394 (IX86_BUILTIN_CVTPH2PS): Ditto.
6395 (IX86_BUILTIN_CVTPS2PH): Ditto.
6396 (IX86_BUILTIN_COMEQSS): Ditto.
6397 (IX86_BUILTIN_COMNESS): Ditto.
6398 (IX86_BUILTIN_COMLTSS): Ditto.
6399 (IX86_BUILTIN_COMLESS): Ditto.
6400 (IX86_BUILTIN_COMGTSS): Ditto.
6401 (IX86_BUILTIN_COMGESS): Ditto.
6402 (IX86_BUILTIN_COMUEQSS): Ditto.
6403 (IX86_BUILTIN_COMUNESS): Ditto.
6404 (IX86_BUILTIN_COMULTSS): Ditto.
6405 (IX86_BUILTIN_COMULESS): Ditto.
6406 (IX86_BUILTIN_COMUGTSS): Ditto.
6407 (IX86_BUILTIN_COMUGESS): Ditto.
6408 (IX86_BUILTIN_COMORDSS): Ditto.
6409 (IX86_BUILTIN_COMUNORDSS): Ditto.
6410 (IX86_BUILTIN_COMFALSESS): Ditto.
6411 (IX86_BUILTIN_COMTRUESS): Ditto.
6412 (IX86_BUILTIN_COMEQSD): Ditto.
6413 (IX86_BUILTIN_COMNESD): Ditto.
6414 (IX86_BUILTIN_COMLTSD): Ditto.
6415 (IX86_BUILTIN_COMLESD): Ditto.
6416 (IX86_BUILTIN_COMGTSD): Ditto.
6417 (IX86_BUILTIN_COMGESD): Ditto.
6418 (IX86_BUILTIN_COMUEQSD): Ditto.
6419 (IX86_BUILTIN_COMUNESD): Ditto.
6420 (IX86_BUILTIN_COMULTSD): Ditto.
6421 (IX86_BUILTIN_COMULESD): Ditto.
6422 (IX86_BUILTIN_COMUGTSD): Ditto.
6423 (IX86_BUILTIN_COMUGESD): Ditto.
6424 (IX86_BUILTIN_COMORDSD): Ditto.
6425 (IX86_BUILTIN_COMUNORDSD): Ditto.
6426 (IX86_BUILTIN_COMFALSESD): Ditto.
6427 (IX86_BUILTIN_COMTRUESD): Ditto.
6428 (IX86_BUILTIN_COMEQPS): Ditto.
6429 (IX86_BUILTIN_COMNEPS): Ditto.
6430 (IX86_BUILTIN_COMLTPS): Ditto.
6431 (IX86_BUILTIN_COMLEPS): Ditto.
6432 (IX86_BUILTIN_COMGTPS): Ditto.
6433 (IX86_BUILTIN_COMGEPS): Ditto.
6434 (IX86_BUILTIN_COMUEQPS): Ditto.
6435 (IX86_BUILTIN_COMUNEPS): Ditto.
6436 (IX86_BUILTIN_COMULTPS): Ditto.
6437 (IX86_BUILTIN_COMULEPS): Ditto.
6438 (IX86_BUILTIN_COMUGTPS): Ditto.
6439 (IX86_BUILTIN_COMUGEPS): Ditto.
6440 (IX86_BUILTIN_COMORDPS): Ditto.
6441 (IX86_BUILTIN_COMUNORDPS): Ditto.
6442 (IX86_BUILTIN_COMFALSEPS): Ditto.
6443 (IX86_BUILTIN_COMTRUEPS): Ditto.
6444 (IX86_BUILTIN_COMEQPD): Ditto.
6445 (IX86_BUILTIN_COMNEPD): Ditto.
6446 (IX86_BUILTIN_COMLTPD): Ditto.
6447 (IX86_BUILTIN_COMLEPD): Ditto.
6448 (IX86_BUILTIN_COMGTPD): Ditto.
6449 (IX86_BUILTIN_COMGEPD): Ditto.
6450 (IX86_BUILTIN_COMUEQPD): Ditto.
6451 (IX86_BUILTIN_COMUNEPD): Ditto.
6452 (IX86_BUILTIN_COMULTPD): Ditto.
6453 (IX86_BUILTIN_COMULEPD): Ditto.
6454 (IX86_BUILTIN_COMUGTPD): Ditto.
6455 (IX86_BUILTIN_COMUGEPD): Ditto.
6456 (IX86_BUILTIN_COMORDPD): Ditto.
6457 (IX86_BUILTIN_COMUNORDPD): Ditto.
6458 (IX86_BUILTIN_COMFALSEPD): Ditto.
6459 (IX86_BUILTIN_COMTRUEPD): Ditto.
6460 (IX86_BUILTIN_PCOMEQUB): Ditto.
6461 (IX86_BUILTIN_PCOMNEUB): Ditto.
6462 (IX86_BUILTIN_PCOMLTUB): Ditto.
6463 (IX86_BUILTIN_PCOMLEUB): Ditto.
6464 (IX86_BUILTIN_PCOMGTUB): Ditto.
6465 (IX86_BUILTIN_PCOMGEUB): Ditto.
6466 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6467 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6468 (IX86_BUILTIN_PCOMEQUW): Ditto.
6469 (IX86_BUILTIN_PCOMNEUW): Ditto.
6470 (IX86_BUILTIN_PCOMLTUW): Ditto.
6471 (IX86_BUILTIN_PCOMLEUW): Ditto.
6472 (IX86_BUILTIN_PCOMGTUW): Ditto.
6473 (IX86_BUILTIN_PCOMGEUW): Ditto.
6474 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6475 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6476 (IX86_BUILTIN_PCOMEQUD): Ditto.
6477 (IX86_BUILTIN_PCOMNEUD): Ditto.
6478 (IX86_BUILTIN_PCOMLTUD): Ditto.
6479 (IX86_BUILTIN_PCOMLEUD): Ditto.
6480 (IX86_BUILTIN_PCOMGTUD): Ditto.
6481 (IX86_BUILTIN_PCOMGEUD): Ditto.
6482 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6483 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6484 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6485 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6486 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6487 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6488 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6489 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6490 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6491 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6492 (IX86_BUILTIN_PCOMEQB): Ditto.
6493 (IX86_BUILTIN_PCOMNEB): Ditto.
6494 (IX86_BUILTIN_PCOMLTB): Ditto.
6495 (IX86_BUILTIN_PCOMLEB): Ditto.
6496 (IX86_BUILTIN_PCOMGTB): Ditto.
6497 (IX86_BUILTIN_PCOMGEB): Ditto.
6498 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6499 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6500 (IX86_BUILTIN_PCOMEQW): Ditto.
6501 (IX86_BUILTIN_PCOMNEW): Ditto.
6502 (IX86_BUILTIN_PCOMLTW): Ditto.
6503 (IX86_BUILTIN_PCOMLEW): Ditto.
6504 (IX86_BUILTIN_PCOMGTW): Ditto.
6505 (IX86_BUILTIN_PCOMGEW): Ditto.
6506 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6507 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6508 (IX86_BUILTIN_PCOMEQD): Ditto.
6509 (IX86_BUILTIN_PCOMNED): Ditto.
6510 (IX86_BUILTIN_PCOMLTD): Ditto.
6511 (IX86_BUILTIN_PCOMLED): Ditto.
6512 (IX86_BUILTIN_PCOMGTD): Ditto.
6513 (IX86_BUILTIN_PCOMGED): Ditto.
6514 (IX86_BUILTIN_PCOMFALSED): Ditto.
6515 (IX86_BUILTIN_PCOMTRUED): Ditto.
6516 (IX86_BUILTIN_PCOMEQQ): Ditto.
6517 (IX86_BUILTIN_PCOMNEQ): Ditto.
6518 (IX86_BUILTIN_PCOMLTQ): Ditto.
6519 (IX86_BUILTIN_PCOMLEQ): Ditto.
6520 (IX86_BUILTIN_PCOMGTQ): Ditto.
6521 (IX86_BUILTIN_PCOMGEQ): Ditto.
6522 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6523 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6524 (enum multi_arg_type): New enum for describing the various SSE5
6525 intrinsic argument types.
6526 (bdesc_multi_arg): New table for SSE5 intrinsics.
6527 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6528 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6530 (ix86_expand_builtin): Add SSE5 intrinsic support.
6531 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6532 operand instructions.
6533 (ix86_expand_sse5_multiple_memory): New function to split the
6534 second memory reference from SSE5 instructions.
6535 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6536 (ix86_return_pops_args): Use stdarg_p to determine if the function
6537 has variable arguments.
6538 (ix86_setup_incoming_varargs): Ditto.
6539 (x86_this_parameter): Ditto.
6541 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6543 (ix86_expand_sse5_pack): Ditto.
6544 (ix86_sse5_valid_op_p): Ditto.
6545 (ix86_expand_sse5_multiple_memory): Ditto.
6547 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6548 constant for SSE5 support.
6549 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6550 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6551 (UNSPEC_SSE5_PERMUTE): Ditto.
6552 (UNSPEC_SSE5_ASHIFT): Ditto.
6553 (UNSPEC_SSE5_LSHIFT): Ditto.
6554 (UNSPEC_FRCZ): Ditto.
6555 (UNSPEC_CVTPH2PS): Ditto.
6556 (UNSPEC_CVTPS2PH): Ditto.
6557 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6559 (COM_FALSE_S): Ditto.
6560 (COM_FALSE_P): Ditto.
6561 (COM_TRUE_S): Ditto.
6562 (COM_TRUE_P): Ditto.
6563 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6564 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6566 (memory attribute): Ditto.
6567 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6568 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6569 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6570 (floor<mode>2): Ditto.
6571 (ceil<mode>2): Ditto.
6572 (btrunc<mode>2): Ditto.
6573 (nearbyintdf2): Ditto.
6574 (nearbyintsf2): Ditto.
6575 (sse_setccsf): Disable if SSE5.
6576 (sse_setccdf): Ditto.
6577 (sse5_setcc<mode>): New support for SSE5 conditional move.
6578 (sse5_pcmov_<mode>): Ditto.
6580 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6582 (SSEMODEF2P): Ditto.
6583 (ssemodesuffixf4): New mode attribute for SSE5.
6584 (ssemodesuffixf2s): Ditto.
6585 (ssemodesuffixf2c): Ditto.
6586 (sserotatemax): Ditto.
6587 (ssescalarmode): Ditto.
6588 (sse_maskcmpv4sf3): Disable if SSE5.
6589 (sse_maskcmpv2df3): Ditto.
6590 (sse_vmmaskcmpv4sf3): Ditto.
6591 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6592 (sse5_vmfmadd<mode>4): Ditto.
6593 (sse5_fmsub<mode>4): Ditto.
6594 (sse5_vmfmsub<mode>4): Ditto.
6595 (sse5_fnmadd<mode>4): Ditto.
6596 (sse5_vmfnmadd<mode>4): Ditto.
6597 (sse5_fnmsub<mode>4): Ditto.
6598 (sse5_vmfnmsub<mode>4): Ditto.
6599 (sse5i_fmadd<mode>4): Ditto.
6600 (sse5i_fmsub<mode>4): Ditto.
6601 (sse5i_fnmadd<mode>4): Ditto.
6602 (sse5i_fnmsub<mode>4): Ditto.
6603 (sse5i_vmfmadd<mode>4): Ditto.
6604 (sse5i_vmfmsub<mode>4): Ditto.
6605 (sse5i_vmfnmadd<mode>4): Ditto.
6606 (sse5i_vmfnmsub<mode>4): Ditto.
6607 (mulv16qi3): Add SSE5 support.
6609 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6610 (sse2_mulv4si3): Disable if SSE5.
6611 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6612 (sse4_1_roundps): Ditto.
6613 (sse4_1_roundsd): Ditto.
6614 (sse4_1_roundss): Ditto.
6615 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6617 (sse_maskcmpsf3): Ditto.
6618 (sse_vmmaskcmpv4sf3): Ditto.
6619 (sse2_maskcmpv2df3): Ditto.
6620 (sse2_maskcmpdf3): Ditto.
6621 (sse2_vmmaskcmpv2df3): Ditto.
6622 (sse2_eq<mode>3): Ditto.
6623 (sse2_gt<mode>3): Ditto.
6624 (sse5_pcmov_<mode>): Add SSE5 support.
6625 (vec_unpacku_hi_v16qi): Ditto.
6626 (vec_unpacks_hi_v16qi): Ditto.
6627 (vec_unpacku_lo_v16qi): Ditto.
6628 (vec_unpacks_lo_v16qi): Ditto.
6629 (vec_unpacku_hi_v8hi): Ditto.
6630 (vec_unpacks_hi_v8hi): Ditto.
6631 (vec_unpacku_lo_v8hi): Ditto.
6632 (vec_unpacks_lo_v8hi): Ditto.
6633 (vec_unpacku_hi_v4si): Ditto.
6634 (vec_unpacks_hi_v4si): Ditto.
6635 (vec_unpacku_lo_v4si): Ditto.
6636 (vec_unpacks_lo_v4si): Ditto.
6637 (sse5_pmacsww): New SSE5 intrinsic insn.
6638 (sse5_pmacssww): Ditto.
6639 (sse5_pmacsdd): Ditto.
6640 (sse5_pmacssdd): Ditto.
6641 (sse5_pmacssdql): Ditto.
6642 (sse5_pmacssdqh): Ditto.
6643 (sse5_pmacsdqh): Ditto.
6644 (sse5_pmacsswd): Ditto.
6645 (sse5_pmacswd): Ditto.
6646 (sse5_pmadcsswd): Ditto.
6647 (sse5_pmadcswd): Ditto.
6648 (sse5_pcmov_<move>): Conditional move support on SSE5.
6649 (sse5_phaddbw): New SSE5 intrinsic insn.
6650 (sse5_phaddbd): Ditto.
6651 (sse5_phaddbq): Ditto.
6652 (sse5_phaddwd): Ditto.
6653 (sse5_phaddwq): Ditto.
6654 (sse5_phadddq): Ditto.
6655 (sse5_phaddubw): Ditto.
6656 (sse5_phaddubd): Ditto.
6657 (sse5_phaddubq): Ditto.
6658 (sse5_phadduwd): Ditto.
6659 (sse5_phadduwq): Ditto.
6660 (sse5_phaddudq): Ditto.
6661 (sse5_phsubbw): Ditto.
6662 (sse5_phsubwd): Ditto.
6663 (sse5_phsubdq): Ditto.
6664 (sse5_pperm): Ditto.
6665 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6666 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6667 (sse5_pperm_sign_v8hi_v4si): Ditto.
6668 (sse5_pperm_zero_v8hi_v4si): Ditto.
6669 (sse5_pperm_sign_v4si_v2di): Ditto.
6670 (sse5_pperm_sign_v4si_v2di): Ditto.
6671 (sse5_pperm_pack_v2di_v4si): Ditto.
6672 (sse5_pperm_pack_v4si_v8hi): Ditto.
6673 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6674 (sse5_perm<mode>): New SSE5 intrinsic insn.
6675 (rotl<mode>3): Ditto.
6676 (sse5_rotl<mode>3): Ditto.
6677 (sse5_ashl<mode>3): Ditto.
6678 (sse5_lshl<mode>3): Ditto.
6679 (sse5_frcz<mode>2): Ditto.
6680 (sse5s_frcz<mode>2): Ditto.
6681 (sse5_cvtph2ps): Ditto.
6682 (sse5_cvtps2ph): Ditto.
6683 (sse5_vmmaskcmp<mode>3): Ditto.
6684 (sse5_com_tf<mode>3): Ditto.
6685 (sse5_maskcmp<mode>3): Ditto.
6686 (sse5_maskcmp_uns<mode>3): Ditto.
6687 (sse5_maskcmp_uns2<mode>3): Ditto.
6688 (sse5_pcom_tf<mode>3): Ditto.
6690 * config/i386/predicates.md (sse5_comparison_float_operator):
6691 New predicate to match the comparison operators supported by
6692 the SSE5 com instruction.
6693 (ix86_comparison_int_operator): New predicate to match just the
6694 signed int comparisons.
6695 (ix86_comparison_uns_operator): New predicate to match just the
6696 unsigned int comparisons.
6698 * doc/invoke.texi (-msse5): Add documentation.
6699 (-mfused-madd): Ditto.
6701 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6703 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6705 (x86_64-*-*): Ditto.
6707 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6709 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6710 intrinisics for SSE5.
6712 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6715 * config/i386/mmintrin-common.h: New file, to contain common
6716 instructions between SSE4.1 and SSE5.
6718 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6719 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6720 (gen_regparm_prefix): Ditto.
6722 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6723 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6724 prototype_p to determine if a function is prototyped.
6726 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6728 * c-common.c (c_common_reswords) add the alignof keyword,
6729 with same RID as __alignof and __alignof__
6731 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6733 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6734 * hooks.c (hook_bool_const_int_const_int_true): New function.
6735 * target.h (struct gcc_target): Add can_eliminate field.
6736 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6737 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6738 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6739 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6740 (elim_table): Revise comment.
6741 * system.h (CAN_ELIMINATE): Poison.
6742 * defaults.h (CAN_ELIMINATE): Remove.
6743 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6745 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6746 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6748 (alpha_vms_can_eliminate): Declare as static, change return type to
6750 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6752 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6753 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6754 (arm_can_eliminate): New function.
6756 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6757 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6758 (avr_can_eliminate): Declare as static.
6759 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6761 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6762 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6763 (bfin_can_eliminate): New function.
6765 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6766 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6767 (crx_can_eliminate): New function.
6769 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6770 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6771 (fr30_can_eliminate): New function.
6773 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6774 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6775 (frv_can_eliminate): New function.
6777 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6778 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6779 (h8300_can_eliminate): New function.
6781 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6782 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6783 (i386_can_eliminate): Declare as static, change return type to bool.
6784 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6786 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6787 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6788 (ia64_can_eliminate): New function.
6790 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6791 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6792 (iq2000_can_eliminate): New function.
6794 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6795 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6796 (m32r_can_eliminate): New function.
6798 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6799 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6800 (m68hc11_can_eliminate): New function.
6802 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6803 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6804 (m68k_can_eliminate): New function.
6806 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6807 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6808 (mep_can_eliminate): New function.
6810 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6811 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6812 (mips_can_eliminate): New function.
6814 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6815 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6816 (rs6000_can_eliminate): New function.
6818 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6819 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6820 (s390_can_eliminate): Declare as static.
6821 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6823 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6824 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6825 (score_can_eliminate): New function.
6827 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6828 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6829 (sparc_can_eliminate): Declare as static.
6830 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6832 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6833 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6834 (xstormy16_can_eliminate): New function.
6836 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6837 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6838 (v850_can_eliminate): New function.
6840 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6842 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6843 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6844 (*movdfcc_ext[1234]): Disable for IEEE mode.
6846 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6848 * gimplify.c (prepare_gimple_addressable): New static function.
6849 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6851 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6852 manually fiddling with it.
6854 2009-08-25 Michael Matz <matz@suse.de>
6856 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6857 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6859 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6860 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6861 (do_jump): Split out code for simple binary comparisons into ...
6862 (do_jump_1): ... this, taking the individual operands and code.
6863 Change callers to helper function above accordingly.
6864 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6867 2009-08-25 Michael Matz <matz@suse.de>
6869 * expr.h (struct separate_ops, sepops): New type for passing
6870 around an exploded simple expression.
6871 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6872 Use this structure instead of expression tree.
6873 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6874 expression, only its type.
6875 (expand_vec_cond_expr): Take type and individual operands instead
6877 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6878 expand_vec_shift_expr): Change prototype accordingly.
6879 * tree-vect-stmts.c (vectorizable_condition): Change call of
6880 expand_vec_cond_expr_p to pass only type.
6881 * expr.c (do_store_flags): Change prototype and implementation
6882 to take an exploded expression.
6883 (expand_expr_real_1): New local ops initialized with details
6884 of the full expression. Use it instead of full
6885 expression in calls to do_store_flags, expand_vec_cond_expr,
6886 expand_widen_pattern_expr and expand_vec_shift_expr.
6888 2009-08-25 Michael Matz <matz@suse.de>
6890 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6891 treeop2 initialized with first three operands of the full expression.
6892 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6894 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6896 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6897 (__gthread_objc_condition_allocate): Mark arguments as unused.
6898 (__gthread_objc_condition_deallocate): Likewise.
6899 (__gthread_objc_condition_wait): Likewise.
6900 (__gthread_objc_condition_broadcast): Likewise.
6901 (__gthread_objc_condition_signal): Likewise.
6902 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6903 (__gthread_objc_thread_id): Likewise.
6905 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6908 * tree-pretty-print.c (print_call_name): Print the correct call name
6909 for procedure pointer components.
6911 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6913 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6914 default_promote_function_mode when not VMS.
6916 2009-08-24 Olivier Hainque <hainque@adacore.com>
6918 * convert.c (convert_to_integer): Don't assume an input pointer is
6919 POINTER_SIZE wide. Fetch from the type instead.
6921 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6923 * configure.ac (AC_PREREQ): Bump to 2.64.
6925 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6927 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6928 (process_command): Don't search standard_exec_prefix_1 and
6929 standard_exec_prefix_2.
6931 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6933 * config/arm/arm.c (output_return_instruction): Handle for
6936 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6938 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6940 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6942 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6943 (*arm_movdf_vfp): Likewise.
6945 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6947 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6948 (vashr<mode>3): Rename from ashr<mode>3.
6949 (vlshr<mode>3): Rename from lshr<mode>3.
6951 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6954 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6955 (check_format_info_main): Use scalar_identify_flag.
6956 (check_format_types): Check for scalar size identity if
6957 scalar_identify_flag is set.
6958 (printf_length_specs): Extend by new field.
6959 (asm_fprintf_length_specs): Likewise.
6960 (gcc_diag_length_specs): Likewise.
6961 (scanf_length_specs): Likewise.
6962 (strfmon_length_specs): Likewise.
6963 (gcc_gfc_length_specs): Likewise.
6964 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6965 (ms_printf_flag_specs): Likewise.
6966 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6968 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6971 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6972 (*call_value_pop_1): Ditto.
6973 (*sibcall_pop_1): New insn pattern.
6974 (*sibcall_value_pop_1): Ditto.
6976 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6979 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6982 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6985 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6986 (get_reg_use_in): New function.
6987 (forward_propagate_subreg): Propagate through subreg of zero_extend
6990 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6992 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6993 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6995 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6997 * configure.ac: Remove --with-datarootdir, --with-docdir,
6998 --with-htmldir switches. No need to call AC_SUBST for
6999 datarootdir, docdir, htmldir any more.
7000 * configure: Regenerate.
7001 * doc/install.texi (Configuration): Document --datarootdir,
7002 --docdir, --htmldir, --pdfdir; update documentation for
7003 --infodir, --mandir.
7004 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7007 * aclocal.m4: Regenerate.
7008 * config.in: Regenerate.
7009 * configure: Regenerate.
7011 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7012 Olivier Hainque <hainque@adacore.com>
7014 * config/ia64/ia64.c: Include libfuncs.h.
7015 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7016 (ia64_expand_call): Use reg 25 on VMS.
7017 (ia64_initialize_trampoline): Fix for VMS ABI.
7018 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7019 (ia64_function_arg): Initialize reg 25 on VMS.
7020 Fix OpenVMS ABI issues for varargs.
7021 For OpenVMS, emit the Argument Information register set in the
7022 incoming/sibcall case as well.
7023 (ia64_arg_type): New function.
7024 (ia64_function_arg_advance): Keep track of cum->words.
7025 Fix OpenVMS ABI issues for varargs.
7026 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7027 (ia64_override_options): Set flag_no_common on VMS.
7028 (ia64_init_builtins): Disable FWRITE builtin.
7029 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7030 (ia64_vms_init_libfuncs): Add decc$ routines.
7031 (ia64_vms_valid_pointer_mode): New function.
7032 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7033 (ia64_promote_function_mode): New function
7034 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7035 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7036 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7037 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7038 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7039 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7040 Suppress trailing '#' if VALUE is numeric.
7041 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7042 ia64_promote_function_mode.
7043 (TARGET_VALID_POINTER_MODE): Define.
7045 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7048 * config/rs6000/rs6000.c (rs6000_override_options): Use
7049 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7052 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7053 reporting of vector + decimal/boolean/complex error.
7055 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7057 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7058 __vector double TYPE_DECL.
7060 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7062 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7063 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7064 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7065 to pointer to enum machine_mode. Update all callers as needed.
7067 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7069 * config/alpha/alpha.md (exception_receiver): Emit alternative
7070 GP load sequence if flag_reorder_blocks_and_partition is set.
7071 (*exception_receiver_2): Also enable when
7072 flag_reorder_blocks_and_partition is set.
7074 2009-08-20 Matt Rice <ratmice@gmail.com>
7075 Diego Novillo <dnovillo@google.com>
7077 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7080 2009-08-20 Richard Guenther <rguenther@suse.de>
7082 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7083 * c-tree.h (c_dup_lang_specific_decl): Remove.
7084 (struct lang_decl, struct lang_type): Move definitions ...
7085 * c-lang.h: ... here. New file.
7086 * c-decl.c: Include c-lang.h.
7087 (c_dup_lang_specific_decl): Remove.
7088 * c-typeck.c: Include c-lang.h.
7089 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7090 (c-typeck.o): Likewise.
7091 * c-config-lang.in (gtfiles): Add c-lang.h.
7092 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7095 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7097 * config/alpha/alpha.c (alpha_end_function): Do not clear
7098 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7099 this is now handled in generic code.
7101 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7103 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7104 (s390_z10_fix_long_loop_prediction): New function.
7105 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7106 (s390_reorg): Walk over the INSNs and invoke
7107 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7109 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7111 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7112 "*brx_64bit", "*brx_31bit"): New patterns.
7113 * config/s390/s390.c ('E'): New output modifier.
7115 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7116 Richard Earnshaw <richard.earnshaw@arm.com>
7118 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7119 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7121 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7123 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7125 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7126 for mode mode of operand0 when doing secondary reload for SAR.
7128 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7131 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7132 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7134 2009-08-19 Jason Merrill <jason@redhat.com>
7136 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7137 supported template depth in C++0x.
7139 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7141 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7142 free_after_compilation.
7143 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7144 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7145 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7146 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7147 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7148 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7149 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7151 2009-08-19 Ian Lance Taylor <iant@google.com>
7153 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7154 of (plus (mult (neg B) C) A).
7156 2009-08-18 Michael Matz <matz@suse.de>
7158 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7159 instead of comparing TYPE_MAIN_VARIANT for equality.
7160 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7161 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7162 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7163 * gimplify.c (goa_lhs_expr_p): Ditto and use
7164 STRIP_USELESS_TYPE_CONVERSION.
7166 2009-08-18 Michael Matz <matz@suse.de>
7168 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7169 first field in a struct.
7170 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7172 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7174 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7175 locators before emit_insn is called. Remove assert that
7177 (alpha_end_function): Clear crtl->emit structure and free insn
7178 locators if cfun->is_thunk is true.
7180 2009-08-18 Jason Merrill <jason@redhat.com>
7182 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7184 * configure.ac: Test for it.
7185 * configure, config.in: Regenerate.
7186 * doc/install.texi: Document --enable-gnu-unique-object.
7188 2009-08-18 Richard Guenther <rguenther@suse.de>
7191 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7192 pow(x,y*z) only if x is nonnegative.
7194 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7196 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7200 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7201 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7203 2009-08-17 DJ Delorie <dj@redhat.com>
7205 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7206 * config/m32c/prologue.md (epilogue_freit): New.
7208 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7209 (bank_switch_p): Likewise.
7210 (fast_interrupt_p): Likewise.
7211 (interrupt_p): Likewise.
7212 (m32c_conditional_register_usage): Round memregs size up.
7213 (need_to_save): We only need to save $a0 when we use ENTER.
7214 (interrupt_p): Check for fast_interrupt too.
7215 (bank_switch_p): New.
7216 (fast_interrupt_p): New.
7217 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7218 (m32c_emit_prolog): Support bank switching and fast interrupts.
7219 * doc/extend.texi (Function Attributes): Add bank_switch and
7222 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7224 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7225 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7227 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7229 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7230 (menu): Add IA-64/VMS Options.
7231 (IA-64/VMS Options): Likewise.
7233 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7236 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7238 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7240 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7241 (mips_pop_asm_switch): Likewise.
7242 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7244 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7245 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7246 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7247 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7248 instead of set_noreorder.
7249 (mips_output_function_prologue): Use the new functions.
7250 (mips_output_function_epilogue): Likewise.
7251 (mips_need_noat_wrapper_p): New function, split out from...
7252 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7253 Use mips_push_asm_switch and mips_pop_asm_switch.
7254 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7255 and mips_pop_asm_switch.
7256 (ASM_OUTPUT_REG_POP): Likewise.
7257 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7258 Use mips_pop_asm_switch.
7259 (mips_asm_switch): New structure.
7260 (set_noreorder, set_nomacro): Replace with...
7261 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7262 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7263 instead of set_nomacro.
7264 (fix_truncsfsi2_macro): Likewise.
7265 (cprestore): Likewise.
7266 (hazard): Use mips_noreorder instead of set_noreorder.
7267 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7269 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7271 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7272 from prev_active_insn.
7274 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7276 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7277 * config/avr/avr.c (avr_override_options): Initialize
7278 avr_current_arch variable.
7279 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7280 __AVR_HAVE_16BIT_SP__ according to the device type.
7281 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7283 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7284 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7286 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7289 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7290 generating inlined subroutine die only. We shouldn't be
7291 called for anything else.
7292 (gen_block_die): Don't generate inline subroutine debug info for
7295 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7297 * graphite-poly.c (print_pbb): Print PBB index.
7299 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7302 * graphite-interchange.c (ppl_max_for_le): Moved...
7303 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7304 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7305 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7306 * graphite-ppl.h (ppl_max_for_le): Declared.
7308 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7310 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7311 supported on all platforms.
7312 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7313 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7314 * c-pragma.c: Likewise.
7315 * target-def.h (TARGET_INITIALIZER): Remove
7316 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7317 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7319 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7321 * config/ia64/fde-vms.c: New file.
7322 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7323 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7324 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7325 (uw_frame_state_for): Only register a personality routine if it is
7326 known to be compatible with our expectations.
7327 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7328 Declare unw_table_entry stack variable and
7329 mod all calls to _Unwind_FindTableEntry to add arg.
7330 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7331 (_Unwind_FindTableEntry): Add arg to prototype.
7333 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7335 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7336 field 'signal_pfs_loc'.
7337 (uw_frame_state_for): Remove duplicate code dealing with leaf
7338 procedures without unwind info.
7339 If in the frame after unwinding through a signal handler, restore
7340 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7341 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7342 'pfs_loc' to the AR.PFS location in the signal context; instead
7343 set 'signal_pfs_loc'.
7344 Manually generate the unwind info for the AR.PFS register.
7345 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7346 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7347 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7348 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7349 instead set 'signal_pfs_loc'.
7350 Remove code preventing the AR.PFS register from being restored
7351 from the signal context.
7353 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7354 Tristan Gingold <gingold@adacore.com>
7356 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7357 * config/ia64/t-vms: New file.
7358 * config/ia64/vms64.h: New file.
7359 * config/ia64/vms.h: New file.
7360 * config/ia64/vms-crtinit.asm: New file.
7361 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7362 * config/ia64/vms-unwind.h: New file.
7364 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7366 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7369 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7372 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7374 * real.h (do_mpc_arg2): ... here.
7375 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7378 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7380 * final.c (add_debug_prefix_map): Don't use GC memory for
7381 old_prefix and new_prefix.
7383 2009-08-14 Richard Guenther <rguenther@suse.de>
7385 * ipa-prop.c (compute_complex_pass_through): If we cannot
7386 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7388 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7390 * c-lex.c (c_lex_with_flags): Increase size of local variable
7391 to avoid memory clobber.
7393 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7396 * config/i386/i386.c (ix86_fp_comparison_strategy):
7397 Only enable/disable sahf at function granularity.
7399 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7401 PR rtl-optimization/41064
7402 * reload1.c (reload_as_needed): Don't call extract_insn
7403 for known invalid replacements after calling
7404 validate_replace_rtx_group and verify_changes.
7406 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7409 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7410 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7411 ix86_expand_fp_vcond.
7412 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7413 Assert that operation is supported by ix86_expand_int_vcond.
7414 (vcondu<SSEMODE124C8:mode>): Ditto.
7416 2009-08-13 DJ Delorie <dj@redhat.com>
7418 * config/i386/djgpp-stdint.h: New.
7419 * config.gcc (djgpp): Use it.
7421 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7423 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7424 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7426 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7428 * tree-ssa-loop-prefetch.c
7429 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7430 for long-stride pruning.
7431 (compute_miss_rate): New function to compute the probability
7432 that two memory references access different cache lines.
7434 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7436 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7438 2009-08-13 Richard Guenther <rguenther@suse.de>
7441 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7442 use the constant pointer type.
7443 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7444 of CV qualifiers on the target pointer type.
7445 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7446 conversion check before restrict check.
7448 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7451 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7453 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7455 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7457 2009-08-12 Richard Guenther <rguenther@suse.de>
7459 PR tree-optimization/41011
7460 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7461 and reference constructing.
7463 2009-08-12 Xinliang David Li <davidxl@google.com>
7465 PR tree-optimization/41012
7466 * tree-flow.h : New external interface.
7467 * gimple-low.c (check_call_arg): Change to public function.
7468 Remove argument mismatch check in lowering.
7469 * tree-inline.h (tree_can_inline_p): Interface change.
7470 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7472 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7473 Call change to tree_can_inline_p function.
7474 (cgraph_decide_inlining_incrementally): Ditto.
7476 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7478 PR tree-optimization/41031
7479 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7480 on the partition variable rather than promote_mode on the source
7481 type. Assert that the partition variable's type has the same
7482 mode as the source value's.
7484 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7486 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7487 for for_return == 2.
7488 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7490 * calls.c (expand_call): Fix typo.
7491 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7493 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7495 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7496 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7497 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7498 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7500 2009-08-12 Andrew Haley <aph@redhat.com>
7502 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7504 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7507 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7509 2009-08-12 Richard Guenther <rguenther@suse.de>
7511 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7512 * gimplify.c (gimplify_modify_expr): Do not use
7513 lang_hooks.types_compatible_p.
7514 * tree-ssa.c (useless_type_conversion_p): For aggregates
7515 just return false if the canonical types differ.
7517 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7520 * sese.c (convert_for_phi_arg): New.
7521 (add_guard_exit_phis): Use convert_for_phi_arg.
7523 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7525 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7526 unknown subscript upper bounds.
7528 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7529 Pranav Garg <pranav.garg2107@gmail.com>
7531 * graphite-interchange.c (gather_access_strides): Removed.
7532 (ppl_max_for_le): New.
7533 (build_linearized_memory_access): New.
7534 (memory_stride_in_loop): New.
7535 (pbb_interchange_profitable_p): Reimplemented.
7536 * graphite-ppl.h (ppl_new_id_map): New.
7537 (ppl_interchange): New.
7539 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7541 * graphite-interchange.c (compute_subscript): Removed.
7542 (compute_array_size_cstr): Removed.
7543 (compute_array_size_poly): Removed.
7544 (compute_array_size): Removed.
7545 (gather_access_strides_poly): Removed.
7546 (gather_access_strides): Empty.
7548 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7550 * graphite-dependences.c (dependence_polyhedron_1): Replace
7551 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7552 (graphite_legal_transform_dr): Same.
7553 (graphite_carried_dependence_level_k): Same.
7554 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7555 Initialize PDR_NB_SUBSCRIPTS.
7556 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7558 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7559 (PDR_NB_SUBSCRIPTS): New.
7560 (pdr_nb_subscripts): Removed.
7561 (pdr_dim): Simplified.
7562 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7563 with PDR_NB_SUBSCRIPTS.
7565 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7567 * graphite-interchange.c (compute_array_size): Remove use of
7569 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7570 Do not initialize PDR_DATA_CONTAINER.
7571 (print_pdr): Do not print PDR_DATA_CONTAINER.
7572 * graphite-poly.h (struct poly_dr): Remove data_container field.
7573 (PDR_DATA_CONTAINER): Removed.
7574 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7576 (build_poly_dr): Same.
7578 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7579 Sebastian Pop <sebastian.pop@amd.com>
7581 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7582 copy of the dependence polyhedron. Free the temporary objects.
7583 (graphite_carried_dependence_level_k): Free unused objects before
7586 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7588 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7589 Early return without analyzing the data dependences if no
7590 transform has been done. Call restore_scattering if the transform
7592 (graphite-interchange.c): Same.
7593 * graphite-poly.c (print_scattering_function): Test for
7595 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7596 (apply_poly_transforms): Do not gcc_assert that
7597 the transform is legal.
7598 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7599 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7600 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7601 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7602 * graphite-poly.h (struct poly_scattering): New.
7603 (struct poly_bb): Add original, transformed, and saved fields.
7604 Remove transformed_scattering, original_scattering,
7605 nb_local_variables and nb_scattering_transform fields.
7606 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7607 (poly_scattering_new): New.
7608 (poly_scattering_free): New.
7609 (poly_scattering_copy): New.
7610 (store_scattering_pbb): New.
7611 (store_scattering): New.
7612 (restore_scattering_pbb): New.
7613 (restore_scattering): New.
7614 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7615 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7617 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7619 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7622 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7624 * Makefile.in (graphite.o): Depends on PREDICT_H.
7625 * graphite.c: Include predict.h.
7626 (graphite_finalize): Call tree_estimate_probability.
7627 * predict.c (predict_loops): Do not call scev_initialize and
7629 (tree_estimate_probability_bb): New.
7630 (tree_estimate_probability): Do not initialize loops: move that
7631 code to the driver. Call tree_estimate_probability_bb.
7632 (tree_estimate_probability_driver): New.
7633 (pass_profile): Use tree_estimate_probability_driver.
7634 * predict.h (tree_estimate_probability): Declared.
7636 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7638 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7639 * graphite-dependences.c (graphite_legal_transform): Add time to
7640 TV_GRAPHITE_DATA_DEPS.
7641 (dependency_between_pbbs_p): Same.
7642 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7644 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7646 PR rtl-optimization/41033
7647 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7648 aliasing is disabled.
7650 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7652 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7653 si_mask_operand, and_load_operand, low_bitmask_operand,
7654 and_reg_operand, and_operand): New predicates.
7655 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7656 * config/mips/mips.c (and_operands_ok): New function.
7657 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7658 * config/mips/mips.md (move_type): Add ext_ins and logical.
7659 (type): Handle them.
7660 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7661 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7662 shift_shift. Remove commutative constraint modifier.
7663 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7665 (*clear_upper32_dext): Remove define_insn_and_split.
7666 (*clear_upper32): Turn this define_insn_and_split ...
7667 (splitter for ANDing register with 0xffff_ffff): .. into this.
7669 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7671 * combine.c (try_widen_shift_mode): Factor out code to check if an
7672 integer constant is a low-order bitmask from here ...
7673 * rtlanal.c (low_bitmask_len): ... to here.
7674 * rtl.h (low_bitmask_len): Declare.
7676 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7679 * config/alpha/alpha.md (addsi3): Remove expander.
7680 (addsi3): Rename from *addsi3_internal insn pattern.
7681 (subsi3): Remove expander.
7682 (subsi3): Rename from *subsi3_internal insn pattern.
7684 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7686 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7689 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7690 Eric Botcazou <botcazou@adacore.com>
7691 Douglas B Rupp <rupp@gnat.com>
7693 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7694 that records that fit in 64 bits are returned by immediate value,
7695 as required by OpenVMS Calling Standard.
7696 (function_value): Adjust for above modification.
7697 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7698 virtual_incoming_args_rtx as base object, not next_arg.
7699 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7701 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7703 * reload.c (find_reloads_subreg_address): Check the original
7704 req_equiv_mem address to detect the case where an address is
7705 not valid in the outer mode.
7707 2009-08-11 Richard Guenther <rguenther@suse.de>
7710 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7712 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7714 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7715 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7717 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7718 Douglas B Rupp <rupp@gnat.com>
7720 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7721 PT_STACK when frame_pointer_needed on OpenVMS.
7722 (alpha_pv_save_size, alpha_using_fp): Remove.
7723 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7724 with proper processing for PT_NULL.
7725 (alpha_vms_initial_elimination_offset): New function. Support for
7726 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7727 (alpha_sa_size): Force procedure type to PT_STACK when
7728 frame_pointer_needed on OpenVMS.
7729 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7730 (alpha_using_fp): Likewise.
7731 (alpha_vms_can_eliminate): Add prototype.
7732 (alpha_vms_initial_elimination_offset): Likewise.
7733 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7734 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7736 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7737 Douglas B Rupp <rupp@gnat.com>
7739 * config/alpha/alpha.c (common_object_handler): New function.
7740 (vms_attribute_table): Declare a single attribute "common_object".
7741 (vms_output_aligned_decl_common): New global function.
7742 (SECTION_VMS_OVERLAY): Delete.
7743 (SECTION_VMS_GLOBAL): Likewise.
7744 (SECTION_VMS_INITIALIZE): Likewise.
7745 (vms_asm_named_section): Remove support for above flags.
7746 (vms_section_type_flags): Delete.
7747 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7748 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7749 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7750 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7752 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7755 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7756 (sub_ddmmss): Likewise.
7758 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7761 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7764 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7767 * reload1.c (reload_as_needed): Use cancel_changes to completely
7768 undo a failed replacement attempt.
7770 2009-08-10 Richard Guenther <rguenther@suse.de>
7773 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7774 (useless_type_conversion_p): ... here. Require pointer targets
7777 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7780 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7781 loose the original type of the statement list.
7783 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7785 * config/alpha/alpha.c: Include libfuncs.h
7786 (avms_asm_output_extern): New function.
7787 (alpha_init_libfuncs): Init some decc libfuncs.
7788 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7789 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7790 (DO_CRTL_NAMES): Define.
7792 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7793 (LONG_TYPE_SIZE): Define.
7794 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7795 (SUBTARGET_SWITCHES): Define malloc64 switch.
7796 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7797 (MASK_RETURN_ADDR): Define.
7798 doc/invoke.texi (mmalloc64): Document switch.
7800 2009-08-09 Olivier Hainque <hainque@adacore.com>
7801 Douglas B Rupp <rupp@gnat.com>
7803 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7804 uses_condition_handler.
7805 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7806 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7807 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7808 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7809 (code_for_builtin): New insn codes for the new alpha_builtins.
7810 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7811 (alpha_sa_size): Account for uses_condition_handler.
7812 (alpha_expand_prologue): Likewise.
7813 (alpha_start_function): Likewise.
7814 (alpha_expand_epilogue): Likewise.
7815 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7816 establish/revert expanders.
7817 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7818 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7819 New expander, resorting to the alpha.c associated function.
7820 (builtin_revert_vms_condition_handler): Likewise.
7821 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7822 __gcc_shell_handler, the static VMS condition handler used as
7823 an indirection wrapper to the current dynamically established
7825 * config/alpha/vms-unwind.h: Complete rewrite.
7826 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7827 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7829 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7830 Douglas B Rupp <rupp@gnat.com>
7832 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7833 (alpha_need_linkage): Handle aliases. Return function symbol.
7834 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7835 Use ultimate alias target for the linkage name.
7836 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7837 by alpha_need_linkage for the function symbol.
7838 (setmemdi): Likewise.
7840 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7842 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7843 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7844 (ASM_WEAKEN_LABEL): Define.
7845 (CRT_CALL_STATIC_FUNCTION): Define.
7846 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7847 (ENDFILE_SPEC): Define.
7848 (INIT_SECTION_ASM_OP): Define.
7849 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7850 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7852 (MULTILIB_OSDIRNAMES): Define.
7853 (shlib_version): Define.
7854 (SHLIB_EXT): Define.
7855 (SHLIB_OBJS): Define.
7856 (SHLIB_NAME): Define.
7857 (SHLIB_MULTILIB): Define.
7858 (SHLIB_INSTALL): Define.
7859 (SHLIB_SYMVEC): Define.
7860 (SHLIB_SYMVECX2): Define.
7861 (SHLIB_LINK): Define.
7863 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7865 * config/alpha/alpha.c (alpha_initialize_trampoline):
7866 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7867 (alpha_start_function): Emit transfer address on nested functions
7868 for VMS trampoline call.
7869 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7870 since no longer used.
7871 * config/alpha/vms-tramp.asm: Remove.
7872 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7873 since now only data initialized at runtime.
7875 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7877 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7878 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7879 (MD_EXEC_PREFIX): Remove, no longer used.
7880 (MD_STARTFILE_PREFIX): Likewise.
7881 (INCLUDE_DEFAULTS): Likewise.
7882 * config/alpha/t-vms:
7883 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7885 2009-08-09 Richard Guenther <rguenther@suse.de>
7887 PR tree-optimization/41016
7888 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7889 (operand_precision): Remove.
7890 (integral_operand_p): Likewise.
7891 (recognize_single_bit_test): Adjust.
7893 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7895 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7896 operation overflows. Likewise non-cast unary arithmetic.
7897 If one arm of a conditional expression is always taken,
7898 inhibit evaluation warnings for the other arm. Likewise inhibit
7899 evaluation warnings for the second && or || operand if the first
7900 operand is enough to determine the result.
7901 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7903 (build_binary_op): Prevent duplicate evaluation warnings.
7905 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7907 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7908 and destination have different modes, Use promote_mode to
7909 determine the signedness of the conversion. Assert that the
7910 promoted source mode matches the destination mode. Don't pass
7911 the destination and destination mode to expand_expr if the source
7912 mode is different. Simplify conversion logic.
7914 2009-08-09 Ira Rosen <irar@il.ibm.com>
7916 PR tree-optimization/41008
7917 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7918 from condition only in case it's a comparison. Adjust checks.
7920 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7922 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7923 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7924 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7925 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7926 (dump_cand): Handle them.
7927 (struct iv_cand): New members COST_STEP and AINC_USE.
7928 (stmt_after_increment): Likewise.
7929 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7930 callers changed. Use gimple_uid comparison instead of scanning.
7931 (add_candidate_1): When looking for identical candidates, take
7932 AINC_USE into account. Set it for new candidates.
7933 (force_expr_to_var_cost): Cast target_spill_cost to int.
7934 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7935 All callers changed. Check for availability of autoinc addressing
7936 modes, both in general for a given mode, and in the specific use case.
7937 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7939 (get_computation_cost): Likewise.
7940 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7941 add_autoinc_candidates): New static functions.
7942 (add_candidate): Call add_autoinc_candidates for candidates based on
7944 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7945 (determine_use_iv_cost_address): If we have an autoinc candidate at
7946 the matching use, verify autoinc is possible and subtract the cost
7947 of the candidate's step from the cost.
7948 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7949 member of the candidate.
7950 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7951 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7953 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7955 * config.build (ia64-hp-*vms*): New target.
7956 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7958 * config.gcc (ia64-hp-*vms*): New target.
7959 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7961 * config.host (ia64-hp-*vms*): New target.
7962 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7965 2009-08-08 Richard Guenther <rguenther@suse.de>
7967 PR tree-optimization/40991
7968 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7970 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7972 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7973 mode check. Do truncations in an integer mode.
7974 (force_to_mode): Handle subregs for all mode types. Only do
7975 arithmetic simplifications on integer modes.
7977 2009-08-07 Richard Guenther <rguenther@suse.de>
7979 PR tree-optimization/40999
7980 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7981 (maybe_fold_reference): Lookup constant initializers.
7982 (fold_gimple_assign): Likewise.
7984 2009-08-07 Richard Guenther <rguenther@suse.de>
7986 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7987 that require structural equality defer to the langhook.
7989 2009-08-07 Martin Jambor <mjambor@suse.cz>
7991 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7993 (struct ipa_pass_through_data): New type.
7994 (struct ipa_ancestor_jf_data): New type.
7995 (union jump_func_value): Removed field formal_id, added fields
7996 pass_through and ancestor.
7997 (struct ipa_param_call_note): Changed type of formal_id to int from
7999 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8000 operations jump functions and ancestor jump functions.
8001 (compute_complex_pass_through): New function.
8002 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8003 reflect changes in the jump function strucutre.
8004 (update_jump_functions_after_inlining): Ignore complex pass-through
8005 and ancestor jump functions.
8006 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8007 polynomial pass-through with operation jump functions.
8009 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8011 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8012 fde->dw_fde_begin as begin label instead of hot/cold label.
8013 Use LLSDAC label instead of LLSDA for second section lsda.
8014 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8015 label instead of LLSDA if it is true.
8016 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8018 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8019 SECTION argument. Use it as index into crtl->eh.call_site_record
8021 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8022 use it to determine how to print table entries instead of using
8023 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8024 label instead of normal begin label as base.
8025 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8026 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8027 ensure no EH range spans between sections and that landing pads
8028 are always in the corresponding section.
8029 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8030 for crtl->eh.call_site_record being an array rather than scalar.
8031 (output_one_function_exception_table): New function, copied
8032 from output_function_exception_table. Adjust
8033 dw2_size_of_call_site_table, dw2_output_call_site_table
8034 callers. For SECOND section use *C suffixed labels.
8035 (output_function_exception_table): Call
8036 output_one_function_exception_table and, when doing hot/cold
8037 partitioning, also another time for the second section.
8038 * opts.c: Include except.h.
8039 (decode_options): Allow -freorder-blocks-and-partition with
8040 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8041 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8042 * function.h (struct rtl_eh): Change call_site_record from
8043 scalar into array of 2 elements.
8045 2009-08-07 Martin Jambor <mjambor@suse.cz>
8047 * ipa-prop.c (count_formal_params_1): New function.
8048 (ipa_get_vector_of_formal_parms): New function.
8049 (get_vector_of_formal_parm_types): New function.
8050 (ipa_modify_formal_parameters): New function.
8051 (ipa_modify_call_arguments): New function.
8052 (index_in_adjustments_multiple_times_p): New function.
8053 (ipa_combine_adjustments): New function.
8054 (ipa_dump_param_adjustments): New function.
8055 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8056 (ipa_get_vector_of_formal_parms): Declare.
8057 (ipa_modify_formal_parameters): Declare.
8058 (ipa_modify_call_arguments): Declare.
8059 (ipa_combine_adjustments): Declare.
8060 (ipa_dump_param_adjustments): Declare.
8061 (build_ref_for_offset): Declare.
8062 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8063 * tree-sra.c: Include ipa-prop.c.
8064 (build_ref_for_offset): Make public.
8066 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8068 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8070 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8072 * gcc/doc/extend.texi (__builtin_extract_return_address)
8073 (__builtin_frob_return_address): Document.
8075 2009-08-06 Paul Brook <paul@codesourcery.com>
8077 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8078 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8079 implementation on ARMv6-M.
8081 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8083 * doc/extend.texi (pcs): Document new attribute for ARM.
8085 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8087 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8090 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8092 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8095 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8097 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8099 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8101 Merge ARM/hard_vfp_branch to trunk.
8103 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8105 * arm.c (libcall_eq): New function.
8106 (libcall_hash): New function.
8107 (add_libcall): New function.
8108 (arm_libcall_uses_aapcs_base): New function.
8109 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8110 libcalls using the base PCS.
8111 (arm_init_cumulative_args): Likewise.
8113 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8115 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8116 Use base ABI for conversion libfuncs between HFmode and SFmode.
8118 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8120 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8121 V4SImode as representatives of all 64-bit and 128-bit vector
8122 types. Allow vector types without vector modes.
8123 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8124 without vector modes like BLKmode.
8125 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8126 BLKmode. Avoid unsupported vector modes or TImode moves for
8128 (aapcs_vfp_allocate_return_reg): Likewise.
8129 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8130 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8132 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8134 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8135 (arm_get_pcs_model): Pass attribute arguments to
8136 arm_pcs_from_attribute.
8137 (arm_init_cumulative_args): Use base AAPCS for conversions from
8138 floating-point types to DImode.
8139 (arm_attribute_table): Add pcs attribute.
8140 (arm_handle_pcs_attribute): New.
8141 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8142 conversions from floating-point types to DImode, also declare them
8143 to use base AAPCS and declare functions they call to use base
8144 AAPCS and their RTABI names.
8146 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8148 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8149 -mfloat-abi=hard not being supported for VFP.
8151 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8153 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8154 SYMBOL_REF to hard_libcall_value.
8156 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8157 Richard Earnshaw <rearnsha@arm.com>
8159 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8160 has been put on the stack, all remaining co-processory arguments for
8161 that co-processor also go on the stack.
8163 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8165 * config/arm/arm.c (arm_return_in_memory): Handle returning
8166 vectors of suitable size in registers also for AAPCS case.
8168 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8170 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8172 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8174 ARM Hard-VFP calling convention
8175 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8176 * target.h (gcc_target): Add libcall_value to table of call hooks.
8177 * targhooks.h (default_libcall_value): Default implementation.
8178 * targhooks.c (default_libcall_value): Likewise.
8179 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8180 * optabs.c (expand_unop): Use it.
8181 * expr.h (hard_libcall_value): Pass the function RTX through.
8182 * calls.c (emit_library_call_value_1): Update call to
8184 * explow.c (hard_libcall_value): Use new target hook.
8185 * testsuite/lib/target-supports.exp
8186 (check_effective_target_arm_hard_vfp_ok): New hook.
8187 (check_effective_target_arm_neon_ok): Improve test for neon
8189 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8190 * config/arm/arm.c: Include cgraph.h
8191 (TARGET_FUNCTION_VALUE): Override default hook.
8192 (arm_pcs_default): New variable.
8193 (arm_override_options): Don't fault hard calling convention with VFP.
8194 Add support for AAPCS variants.
8195 (arm_function_value): Make static. Handle AAPCS variants.
8196 (arm_libcall_value): New function.
8197 (arm_apply_result_size): Handle VFP registers in results.
8198 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8200 (pcs_attribute_args): New variable.
8201 (arm_pcs_from_attribute): New function.
8202 (arm_get_pcs_model): New function.
8203 (aapcs_vfp_cum_init): New function.
8204 (aapcs_vfp_sub_candidate): New function.
8205 (aapcs_vfp_is_return_candidate): New function.
8206 (aapcs_vfp_is_call_candidate): New function.
8207 (aapcs_vfp_allocate): New function.
8208 (aapcs_vfp_allocate_return_reg): New function.
8209 (aapcs_vfp_advance): New function.
8210 (aapcs_cp_arg_layout): New variable.
8211 (aapcs_select_call_coproc): New function.
8212 (aapcs_select_return_coproc): New function.
8213 (aapcs_allocate_return_reg): New function.
8214 (aapcs_libcall_value): New function.
8215 (aapcs_layout_arg): New function.
8216 (arm_init_cumulative_args): Initialize AAPCS args data.
8217 (arm_function_arg): Handle AAPCS variants using new interface.
8218 (arm_arg_parital_bytes): Likewise.
8219 (arm_function_arg_advance): New function.
8220 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8221 calling conventions.
8222 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8223 * arm.h (NUM_VFP_ARG_REGS): Define.
8224 (LIBCALL_VALUE): Update.
8225 (FUNCTION_VALUE): Delete.
8226 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8227 (arm_pcs): New enum.
8228 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8229 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8230 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8231 * arm-protos.h (arm_function_arg_advance): Add.
8232 (aapcs_libcall_value): Add.
8233 (arm_function_value): Delete.
8235 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8236 H.J. Lu <hongjiu.lu@intel.com>
8239 * config/i386/i386.c (standard_sse_mode_p): Remove.
8240 (standard_sse_constant_p): Return 2 for integer mode
8241 vector_all_ones_operand when SSE2 is enabled.
8242 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8243 (ix86_expand_vector_move): Do not check for negative values from
8244 standard_sse_constant_p.
8246 2009-08-06 Richard Guenther <rguenther@suse.de>
8248 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8249 array type comparisons frontend independent.
8250 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8251 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8252 out array reference lower bound and element size operands.
8253 (ao_ref_init_from_vn_reference): Properly compute the offset
8254 for ARRAY_RANGE_REF.
8255 (vn_reference_fold_indirect): Fill out array reference lower
8256 bound and element size operands.
8257 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8258 a non gimple valued reference operand which can happen for
8259 array reference lower bound or element size.
8260 (create_component_ref_by_pieces_1): Properly generate the
8261 element size operand for array references.
8263 2009-08-06 Richard Guenther <rguenther@suse.de>
8265 PR tree-optimization/40964
8266 * tree.c (iterative_hash_host_wide_int): Export.
8267 * tree.h (iterative_hash_host_wide_int): Declare.
8268 * tree-ssa-structalias.c (heapvar_map): New struct.
8269 (heapvar_map_eq): New function.
8270 (heapvar_map_hash): Likewise.
8271 (heapvar_lookup): Adjust.
8272 (heapvar_insert): Likewise.
8273 (make_constraint_from_heapvar): Allow multiple heap variables
8274 per decl at different offsets.
8275 (init_alias_heapvars): Adjust.
8277 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8279 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8280 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8281 trailing sync if TARGET_SYNC_AFTER_SC.
8283 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8285 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8286 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8287 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8288 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8289 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8290 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8291 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8292 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8293 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8294 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8295 the prototype declaration match the definition.
8296 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8297 instructions explicitly. Add barrier_before and operands
8299 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8300 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8301 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8302 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8303 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8304 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8306 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8308 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8310 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8311 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8314 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8317 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8319 PR rtl-optimization/40924
8320 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8321 make sure canon_rtx (mem_address) isn't simpler than
8322 canon_rtx (expanded_mem_address).
8324 2009-08-05 Li Feng <nemokingdom@gmail.com>
8326 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8328 (build_scop_drs): Build alias set for each SCoP.
8330 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8332 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8333 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8334 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8335 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8336 (BASE_DRIVER_SELF_SPECS): Likewise.
8338 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8340 * tree-ssa-alias.c: Fix some comment typos.
8342 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8344 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8345 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8347 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8350 * simplify-rtx.c (simplify_binary_operation_1): Disable
8351 simplifications for decimal float operations.
8353 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8356 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8357 operand of INDIRECT_REF.
8359 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8361 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8362 constants referencing TLS symbols.
8364 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8366 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8367 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8369 2009-08-03 Richard Guenther <rguenther@suse.de>
8371 * tree.c (make_vector_type): Build a main variant first,
8372 get the canonical one and then build the variant.
8373 * tree-ssa.c (useless_type_conversion_p_1): Handle
8375 (useless_type_conversion_p): Conversions to pointers to
8376 incomplete record types are useless.
8378 2009-08-03 Richard Guenther <rguenther@suse.de>
8380 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8381 file will be created.
8382 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8383 * toplev.c (compile_file): Adjust comment.
8385 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8387 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8388 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8389 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8390 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8391 (sh_promote_function_mode): Fix typo.
8393 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8395 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8397 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8399 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8400 declaration arguments.
8402 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8404 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8405 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8406 (ix86_split_ashl): Ditto.
8407 (ix86_expand_vector_init_one_nonzero): Ditto.
8408 (ix86_expand_vector_set): Ditto.
8409 (ix86_expand_reduc_v4sf): Ditto.
8411 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8413 * explow.c (promote_function_mode): Remove assert.
8414 * config/sh/sh.c (sh_promote_function_mode): Declare.
8416 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8418 * config/pa/pa.c (pa_promote_function_mode): Declare.
8419 Change to static. Fix promote_mode call.
8421 * gthr-dce.h (CONST_CAST2): Define if not defined.
8422 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8424 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8426 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8428 * expr.c (store_constructor): Use promote_decl_mode. Remove
8429 now write-only variable unsignedp.
8430 (expand_expr_real_1): Use promote_decl_mode.
8431 * expr.h (promote_function_mode, promote_decl_mode): New.
8432 (promote_mode): Remove last argument.
8433 * function.c (assign_temp): Drop last argument of promote_mode.
8434 (assign_parm_find_data_types): Use promote_function_mode.
8435 (assign_parm_setup_reg): Likewise.
8436 (expand_function_end): Use promote_function_mode.
8437 * calls.c (initialize_argument_information): Use promote_function_mode.
8438 (precompute_arguments): Use promote_mode instead of checking if
8439 only PROMOTE_FUNCTION_MODE is defined.
8440 (expand_call): When making sibcall decisions, use promote_function_mode.
8441 Below, remove an if for targetm.calls.promote_function_return and
8442 and use promote_function_mode.
8443 (emit_library_call_value_1): Use promote_function_mode, fix bug
8444 where promote_mode was passed FOR_CALL == 0 for a return value in an
8446 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8447 * explow.c (promote_function_mode, promote_decl_mode): New.
8448 (promote_mode): Keep only the FOR_CALL == 0 case.
8449 * combine.c (setup_incoming_promotion): Remove test of
8450 promote_function_args. Use promote_function_mode.
8451 * stmt.c (expand_value_return): Use promote_decl_mode.
8452 (expand_decl): Use promote_decl_mode.
8454 * expr.c (store_constructor): Use promote_decl_mode. Remove
8455 now write-only variable unsignedp.
8456 (expand_expr_real_1): Use promote_decl_mode.
8457 * expr.h (promote_function_mode, promote_decl_mode): New.
8458 (promote_mode): Remove last argument.
8459 * function.c (assign_temp): Drop last argument of promote_mode.
8460 (assign_parm_find_data_types): Use promote_function_mode.
8461 (assign_parm_setup_reg): Likewise.
8462 (expand_function_end): Use promote_function_mode.
8463 * calls.c (initialize_argument_information): Use promote_function_mode.
8464 (precompute_arguments): Use promote_mode instead of checking if
8465 only PROMOTE_FUNCTION_MODE is defined.
8466 (expand_call): When making sibcall decisions, use promote_function_mode.
8467 Below, remove an if for targetm.calls.promote_function_return and
8468 and use promote_function_mode.
8469 (emit_library_call_value_1): Use promote_function_mode, fix bug
8470 where promote_mode was passed FOR_CALL == 0 for a return value in an
8472 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8473 * explow.c (promote_function_mode, promote_decl_mode): New.
8474 (promote_mode): Keep only the FOR_CALL == 0 case.
8475 * combine.c (setup_incoming_promotion): Remove test of
8476 promote_function_args. Use promote_function_mode.
8477 * stmt.c (expand_value_return): Use promote_decl_mode.
8478 (expand_decl): Use promote_decl_mode.
8480 * explow.c (promote_function_mode): Just call the target hook.
8481 * targhooks.c (default_promote_function_mode,
8482 default_promote_function_mode_always_promote): New.
8483 * targhooks.h (default_promote_function_mode,
8484 default_promote_function_mode_always_promote): Declare.
8485 * target.h (promote_function_args, promote_function_return): Remove.
8486 (promote_function_mode): New.
8487 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8488 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8489 (TARGET_PROMOTE_FUNCTION_MODE): New.
8490 (TARGET_CALLS): Adjust.
8491 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8492 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8494 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8495 * config/s390/s390.c (s390_promote_function_mode): ... here,
8496 with pointer handling.
8497 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8498 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8500 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8501 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8502 with pointer handling.
8503 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8504 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8506 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8507 * config/sh/sh.c (sh_promote_function_mode): New.
8508 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8509 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8511 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8512 * config/cris/cris.c (cris_promote_function_mode): ... here.
8513 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8514 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8516 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8517 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8518 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8519 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8521 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8522 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8523 complex type handling.
8524 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8525 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8527 * config/pa/pa.c (pa_promote_function_mode): New.
8528 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8529 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8531 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8532 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8533 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8534 * config/xtensa/xtensa.c: Likewise.
8535 * config/stormy16/stormy16.c: Likewise.
8536 * config/iq2000/iq2000.c: Likewise.
8537 * config/rs6000/rs6000.c: Likewise.
8538 * config/picochip/picochip.c: Likewise.
8539 * config/arc/arc.c: Likewise.
8540 * config/mcore/mcore.c: Likewise.
8541 * config/score/score.c: Likewise.
8542 * config/mips/mips.c: Likewise.
8543 * config/bfin/bfin.c: Likewise.
8544 * config/ia64/ia64.c: Likewise (disabled though).
8546 * config/frv/frv.h: Remove pointless remark.
8548 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8549 TARGET_PROMOTE_FUNCTION_ARGS,
8550 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8551 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8553 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8555 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8556 -floop-parallelize-all.
8557 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8558 flag_loop_parallelize_all.
8559 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8560 * graphite.c (graphite_transform_loops): Same.
8562 * graphite-poly.c (apply_poly_transforms): Same.
8564 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8566 PR tree-optimization/40914
8567 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8568 if set, then check the delta field of the PMF record.
8569 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8570 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8571 call is stored in the delta.
8573 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8575 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8577 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8579 * config/i386/bsd.h (ASM_BYTE): New define.
8580 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8581 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8582 .byte. Use fputs or putc instead of fprintf where appropriate.
8583 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8584 fputs or putc instead of fprintf where appropriate.
8585 * config/i386/i386elf.h: Ditto.
8586 * config/i386/sysv4.h: Ditto.
8588 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8589 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8590 (*tls_global_dynamic_64): Ditto.
8592 2009-07-31 Christian Bruel <christian.bruel@st.com>
8594 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8596 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8598 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8599 Remove dead code for MINUS.
8601 2009-07-31 Anthony Green <green@moxielogic.com>
8603 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8605 (moxie_expand_epilogue): Ditto for epilogue.
8606 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8608 (moxie_function_arg): Ditto.
8609 (moxie_pass_by_reference): Ditto.
8610 (moxie_arg_partial_bytes): Ditto.
8611 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8612 (FUNCTION_ARG_ADVANCE) Ditto.
8613 (REG_PARM_STACK_SPACE) Ditto.
8614 (FUNCTION_ARG_REGNO_P) Dito.
8616 * config.gcc: Add moxie linux config support.
8617 * gcc/config/moxie/uclinux.h: New file.
8619 2009-07-31 DJ Delorie <dj@redhat.com>
8621 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8622 (UNSPECV_SP_SWITCH_E): New.
8623 (sp_switch_1): Change to an unspec.
8624 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8626 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8627 reference the new stack's address
8629 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8631 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8632 graphite-clast-to-gimple.o, graphite-dependences.o,
8633 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8634 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8635 (graphite-blocking.o,
8636 graphite-clast-to-gimple.o, graphite-dependences.o,
8637 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8638 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8639 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8640 * cfgloop.h (struct loop): Add can_be_parallel field.
8641 * common.opt (fgraphite-identity): Moved up.
8642 (fgraphite-force-parallel): New flag.
8643 * graphite.c: Rewrite.
8644 * graphite.h: Rewrite.
8645 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8647 * toplev.c (graphite_out_file): New file descriptor.
8648 (graphite_in_file): New.
8649 (process_options): flag_graphite_force_parallel cannot be used without
8651 * tree-ssa-loop.c: Include toplev.h.
8652 (gate_graphite_transforms): Enable flag_graphite for
8653 flag_graphite_force_parallel.
8655 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8657 * ChangeLog.graphite: New.
8658 * graphite-blocking.c: New.
8659 * graphite-clast-to-gimple.c: New.
8660 * graphite-clast-to-gimple.h: New.
8661 * graphite-dependences.c: New.
8662 * graphite-dependences.h: New.
8663 * graphite-interchange.c: New.
8664 * graphite-poly.c: New.
8665 * graphite-poly.h: New.
8666 * graphite-ppl.c: New.
8667 * graphite-ppl.h: New.
8668 * graphite-scop-detection.c: New.
8669 * graphite-scop-detection.h: New.
8670 * graphite-sese-to-poly.c: New.
8671 * graphite-sese-to-poly.h: New.
8675 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8677 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8678 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8680 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8682 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8683 (scev_is_linear_expression): Return false if the evolution is not
8684 affine multivariate.
8686 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8688 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8689 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8691 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8693 * tree-data-ref.c (debug_data_references): New.
8694 (debug_data_reference): New.
8695 * tree-data-ref.h (debug_data_references): Declared.
8696 (debug_data_reference): Declared.
8698 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8700 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8701 * tree-data-ref.h (scop_p): Removed.
8702 (struct data_reference): Remove field scop.
8704 (stmt_simple_memref_p): Removed.
8706 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8708 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8709 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8712 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8714 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8716 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8718 * doc/invoke.texi (-fgraphite-identity): Documented.
8720 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8722 * tree-scalar-evolution.c: Fix comment.
8723 (instantiate_scev_1): Return unknow from scev instantiation if the
8724 result is not above instantiate_below.
8726 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8728 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8729 static anymore. Instantiate the symbols that may have been introduced
8731 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8734 2009-07-30 DJ Delorie <dj@redhat.com>
8736 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8737 .vliw directive to VLIW sections.
8739 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8741 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8743 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8744 (AUTOHEADER): New variable.
8745 ($(srcdir)/cstamp-h.in): Use it.
8747 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8748 Pat Haugen <pthaugen@us.ibm.com>
8749 Revital Eres <ERES@il.ibm.com>
8751 * config/rs6000/vector.md (VEC_F): Add VSX support.
8755 (vector_load_<mode>): Ditto.
8756 (vector_store_<mode>): Ditto.
8757 (vector GPR move split): Ditto.
8758 (vec_reload_and_plus_<mptrsize>): Ditto.
8759 (vec_reload_and_reg_<mptrsize>): Ditto.
8760 (add<mode>3): Ditto.
8761 (sub<mode>3): Ditto.
8762 (mul<mode>3): Ditto.
8763 (neg<mode>2): Ditto.
8764 (abs<mode>2): Ditto.
8765 (smin<mode>3): Ditto.
8766 (smax<mode>3): Ditto.
8767 (vector_eq<mode>): Ditto.
8768 (vector_gt<mode>): Ditto.
8769 (vector_ge<mode>): Ditto.
8770 (vector_gtu<mode>): Ditto.
8771 (vector_select_<mode>_uns): Ditto.
8772 (vector_eq_<mode>_p): Ditto.
8773 (vector_gt_<mode>_p): Ditto.
8774 (vector_ge_<mode>_p): Ditto.
8775 (vector_gtu_<mode>_p): Ditto.
8776 (cr6_test_for_zero): Ditto.
8777 (cr6_test_for_zero_reverse): Ditto.
8778 (cr6_test_for_lt): Ditto.
8779 (cr6_test_for_lt_reverse): Ditto.
8780 (xor<mode>3): Ditto.
8781 (ior<mode>3): Ditto.
8782 (and<mode>3): Ditto.
8783 (one_cmpl<mode>2): Ditto.
8784 (nor<mode>2): Ditto.
8785 (andc<mode>2): Ditto.
8786 (float<VEC_int<mode>2): Ditto.
8787 (unsigned_float<VEC_int><mode>2): Ditto.
8788 (fix_trunc<mode><VEC_int>2): Ditto.
8789 (fixuns_trunc<mode><VEC_int>2): Ditto.
8791 (vec_set<mode>): Ditto.
8792 (vec_extract<mode>): Ditto.
8793 (vec_interleave_highv4sf): Ditto.
8794 (vec_interleave_lowv4sf): Ditto.
8795 (vec_realign_load_<mode>): Ditto.
8796 (vec_shl_<mode>): Ditto.
8797 (vec_shr_<mode>): Ditto.
8798 (div<mode>3): New patterns for VSX.
8799 (vec_interleave_highv2df): Ditto.
8800 (vec_interleave_lowv2df): Ditto.
8801 (vec_pack_trunc_v2df): Ditto.
8802 (vec_pack_sfix_trunc_v2df): Ditto.
8803 (vec_pack_ufix_trunc_v2df): Ditto.
8804 (vec_unpacks_hi_v4sf): Ditto.
8805 (vec_unpacks_lo_v4sf): Ditto.
8806 (vec_unpacks_float_hi_v4si): Ditto.
8807 (vec_unpacks_float_lo_v4si): Ditto.
8808 (vec_unpacku_float_hi_v4si): Ditto.
8809 (vec_unpacku_float_lo_v4si): Ditto.
8810 (movmisalign<mode>): Ditto.
8811 (vector_ceil<mode>2): New patterns for vectorizing math library.
8812 (vector_floor<mode>2): Ditto.
8813 (vector_btrunc<mode>2): Ditto.
8814 (vector_copysign<mode>3): Ditto.
8816 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8817 predicate for setting the high bit in each word, used for copysign.
8819 * config/rs6000/ppc-asm.h (f19): Whitespace.
8820 (f32-f63): Define if VSX.
8821 (v0-v31): Define if Altivec.
8822 (vs0-vs63): Define if VSX.
8824 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8826 * config/rs6000/power7.md: New file, provide tuning parameters for
8829 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8830 (rs6000_cpu_cpp_builtins): Ditto.
8831 (altivec_overloaded_builtins): Ditto.
8832 (altivec_resolve_overloaded_builtin): Ditto.
8834 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8835 debug switch to disable vectorizing simple math builtin
8838 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8839 Vectorize simple math builtin functions.
8840 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8841 hook to vectorize math builtins.
8842 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8843 (rs6000_builtin_conversion): Add VSX/power7 support.
8844 (rs6000_builtin_vec_perm): Ditto.
8845 (vsplits_constant): Add support for loading up a vector constant
8846 with just the high bit set in each part.
8847 (rs6000_expand_vector_init): Add VSX/power7 support.
8848 (rs6000_expand_vector_set): Ditto.
8849 (rs6000_expand_vector_extract): Ditto.
8850 (rs6000_emit_move): Ditto.
8851 (bdesc_3arg): Ditto.
8852 (bdesc_2arg): Ditto.
8853 (bdesc_1arg): Ditto.
8854 (rs6000_expand_ternop_builtin): Ditto.
8855 (altivec_expand_builtin): Ditto.
8856 (rs6000_expand_unop_builtin): Ditto.
8857 (rs6000_init_builtins): Ditto.
8858 (altivec_init_builtins): Ditto.
8859 (builtin_function_type): Ditto.
8860 (rs6000_common_init_builtins): Ditto.
8861 (rs6000_handle_altivec_attribute); Ditto.
8862 (rs6000_mangle_type): Ditto.
8863 (rs6000_vector_mode_supported_p): Ditto.
8864 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8867 * config/rs6000/vsx.md: New file for VSX support.
8869 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8870 identifing values with just the most significant bit set.
8871 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8872 vectorized builtins.
8874 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8875 (UNSPEC_VRFIM): Delete.
8876 (splitter for loading up vector with most significant bit): New
8877 splitter for vectorizing copysign.
8878 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8879 vectorizing simple math functions.
8880 (altivec_vrfip): Add support for vectorizing simple math functions.
8881 (altivec_vrfim): Ditto.
8882 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8884 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8885 (power7.md, vsx.md): Include for power7 support.
8886 (copysigndf3): Use VSX instructions if -mvsx.
8887 (negdf2_fpr): Ditto.
8888 (absdf2_fpr): Ditto.
8889 (nabsdf2_fpr): Ditto.
8890 (adddf3_fpr): Ditto.
8891 (subdf3_fpr): Ditto.
8892 (muldf3_fpr): Ditto.
8893 (divdf3_fpr): Ditto.
8894 (fix_truncdfdi2_fpr): Ditto.
8895 (cmpdf_internal1): Ditto.
8896 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8897 (btruncdf2, btruncdf2_fpr): Ditto.
8898 (ceildf2, ceildf2_fpr): Ditto.
8899 (floordf2, floordf2_fpr): Ditto.
8900 (floatdidf2, floatdidf2_fpr): Ditto.
8901 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8902 (fmsubdf4_fpr): Ditto.
8903 (fnmadddf4_fpr_1): Ditto.
8904 (fnmadddf4_fpr_2): Ditto.
8905 (fnmsubdf4_fpr_1): Ditto.
8906 (fnmsubdf4_fpr_2): Ditto.
8907 (fixuns_truncdfdi2): Add expander for VSX support.
8908 (fix_truncdfdi2): Ditto.
8909 (fix_truncdfsi2): Ditto.
8911 (btruncsf2): Whitespace.
8912 (movdf_hardfloat32): Add support for VSX registers.
8913 (movdf_softfloat32): Ditto.
8914 (movdf_hardfloat64): Ditto.
8915 (movdf_hardfloat64_mfpgpr): Ditto.
8916 (movdf_softfloat64): Ditto.
8917 (movti splitters): Add check for vector registers supporting
8918 TImode in the future.
8919 (bpermd): Add power7 bpermd instruction.
8921 * config/rs6000/altivec.h (vec_div): Define if VSX.
8925 (vec_nearbyint): Ditto.
8928 (all predicates): Use the generic builtin function, and not the V4SF
8929 specific function so that the predicates will work with VSX's V2DF.
8933 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8934 Document new VSX functions and types.
8936 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8939 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8940 "wa", and "j" constraints. Modify "v" to talk about Altivec
8941 instead of just vector.
8943 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8946 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8947 location for phi arguments.
8948 (rewrite_update_phi_arguments): Find locations for reaching defs.
8949 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8950 Add location to add_phi_arg calls.
8951 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8952 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8953 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8954 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8955 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8956 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8957 * tree-phinodes.c (make_phi_node): Initialize location.
8958 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8959 (add_phi_arg): Add location parameter.
8960 (remove_phi_arg_num): Move location when moving phi argument.
8961 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8963 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8964 slpeel_update_phi_nodes_for_guard1,
8965 slpeel_update_phi_nodes_for_guard2,
8966 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8967 vect_loop_versioning): Set locations.
8968 * tree-parloops.c (create_phi_for_local_result,
8969 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8970 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8971 * tree-vect-loop.c (get_initial_def_for_induction,
8972 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8974 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8975 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8976 (gimple_phi_arg_set_location): New. Set locus.
8977 (gimple_phi_arg_has_location): New. Check for locus.
8978 (redirect_edge_var_map_location): New. Return locus from var_map.
8979 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8980 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8981 combining PHI arguments.
8982 (cond_store_replacement): Set location.
8983 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8984 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8985 scop_add_exit_phis_edge): Add locations.
8986 * tree-cfgcleanup.c (remove_forwarder_block,
8987 remove_forwarder_block_with_phi): Add locations.
8988 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8989 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8991 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8992 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8993 flush_pending_stmts): Add source location.
8994 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8995 stack to preserve locations.
8996 * tree-vect-stmts.c (vectorizable_load): Add location.
8997 * tree-inline.c (copy_phis_for_bb): Copy locus.
8998 (setup_one_parameter): Add call locus to inlined parameter stmts.
8999 (initialize_inlined_parameters): Pass in call location as parameter
9001 (tree_function_versioning): Pass location to setup_one_parameter.
9002 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9003 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9004 copy and edge lists.
9005 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9006 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9007 locus parameter and override the stmt default if provided.
9008 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9009 elim_graph_add_edge, elim_graph_remove_succ_edge,
9010 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9011 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9012 eliminate_phi): Add locus info in elimination graph for each edge and
9014 (insert_backedge_copies): Copy locus if present.
9015 * tree-flow.h (struct _edge_var_map): Add locus field.
9016 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9017 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9018 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9020 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9022 2009-07-30 Martin Jambor <mjambor@suse.cz>
9024 PR tree-optimization/40570
9025 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9028 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9030 * ssa-loop-manip.c: Include langhooks.h.
9031 (rewrite_phi_with_iv): New.
9032 (rewrite_all_phi_nodes_with_iv): New.
9033 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9034 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9035 * tree-parloops.c (loop_parallel_p): Move out all conditions
9036 except dependency check.
9037 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9038 (gen_parallel_loop): Call canonicalize_loop_ivs without
9039 reduction_list argument.
9040 (build_new_reduction): New.
9041 (gather_scalar_reductions): New.
9042 (try_get_loop_niter): New.
9043 (try_create_reduction_list): New.
9044 (parallleize_loops): Change the parallel conditions check.
9045 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9046 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9048 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9050 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9052 * doc/options.texi (Option properties): Mention new quoting syntax.
9054 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9056 * config/alpha/alpha.c (alpha_start_function):
9057 Handle VMS_DEBUG_MAIN_POINTER
9058 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9059 * doc/invoke.texi: Document -mdebug-main switch.
9061 2009-07-29 Richard Henderson <rth@redhat.com>
9063 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9064 (cgraph_create_edge_including_clones): Likewise.
9065 * tree-inline.c (copy_bb): Operate on the correct edges
9066 when updating the callgraph.
9068 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9070 * config/alpha/vms-cc.c: Deleted.
9071 * config/alpha/vms-ld.c: Deleted.
9072 * config/alpha/t-vms64: Moved to config/vms
9073 * config/alpha/vms-crt0-64.c: Moved to config/vms
9074 * config/alpha/vms-crt0.c: Moved to config/vms
9075 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9076 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9077 * config/alpha/xm-vms.h: Moved to config/vms
9078 * config/alpha/x-vms: Moved to config/vms
9079 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9081 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9082 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9084 * config/vms/t-vms64: Moved here from config/alpha
9085 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9086 (argc,argv,envp): Enforce 32bit malloc'ing.
9087 * config/vms/vms-psxcrt0-64.c: Likewise.
9088 * config/vms/vms-crt0.c: Moved here from config/alpha.
9089 * config/vms/vms-psxcrt0.c: Likewise.
9090 * config/vms/vms-crtl-64.h: New file.
9091 * config/vms/vms-crtl.h: New file.
9092 * config/vms/vms.opt: New file.
9093 * config/vms/xm-vms64.h: New file.
9094 * config/vms/xm-vms.h: Moved here from config/alpha.
9095 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9097 * config/vms/x-vms: Moved here from config/alpha.
9098 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9099 (vms-ld.o, vms-cc.o): Removed.
9100 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9102 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9104 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9105 correct stack (obvious VMS fix).
9107 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9109 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9110 date, version info if VMS_DEBUGGING_INFO defined.
9111 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9112 size, date calculating code moved here.
9114 2009-07-29 Paul Brook <paul@codesourcery.com>
9116 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9119 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9122 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9123 to DImode when generating insq_le insn.
9125 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9127 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9128 New macro set for VMS_DEBUGGGING_INFO.
9129 (AT_string_form): Use it.
9131 2009-07-28 DJ Delorie <dj@redhat.com>
9133 * config/mep/mep.c (vtext_section): New.
9134 (vftext_section): New.
9135 (ftext_section): New.
9136 (mep_select_section): Add support for functions.
9137 (mep_unique_section): Likewise.
9138 (mep_asm_init_sections): Likewise.
9139 (mep_encode_section_info): Remove it from here.
9141 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9143 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9145 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9146 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9148 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9150 * dwarf2out.c (output_file_names): Test new macro
9151 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9152 (add_comp_dir_attribute): Likewise.
9154 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9156 * config/i386/mingw-w64.h (LINK_SPEC): Add
9157 separating space between commands.
9159 2009-07-28 Jan Hubicka <jh@suse.cz>
9161 PR tree-optimization/40759
9162 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9165 2009-07-27 DJ Delorie <dj@redhat.com>
9167 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9168 types are dword-aligned.
9169 (mep_expand_va_start): Likewise.
9171 2009-07-27 Olivier Hainque <hainque@adacore.com>
9172 Douglas B Rupp <rupp@gnat.com>
9174 * convert.c (convert_to_pointer): Don't assume the target
9175 pointer type is POINTER_SIZE long. Fetch its precision instead.
9177 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9179 * system.h (fopen): Undefine if macro.
9181 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9183 * dwarf2out.c (output_cfi_p): Removed.
9184 (output_cfis): New function.
9185 (output_fde): New function, split from output_call_frame_info.
9186 (output_call_frame_info): Use it.
9187 (dwarf2out_switch_text_section): Use output_cfis.
9189 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9191 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9192 TARGET_BI_ARCH is specified without enabling SJLJ.
9193 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9194 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9196 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9198 * arm.md (negdi2): Use DImode if forcing a value into a register.
9200 2009-07-26 Ira Rosen <irar@il.ibm.com>
9202 PR tree-optimization/40801
9203 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9204 of vector operand from the previous copy of vector statement.
9205 Pass the correct definition type value to
9206 vect_get_vec_def_for_stmt_copy().
9208 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9210 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9211 const char ** conversion.
9213 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9215 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9216 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9217 (gcc_unreachable): Invoke __builtin_unreachable() if
9218 !ENABLE_ASSERT_CHECKING.
9220 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9222 PR rtl-optimization/40445
9223 * emit-rtl.c (next_nonnote_insn_bb): New function.
9224 * rtl.h (next_nonnote_insn_bb): Declare new function.
9225 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9226 with no successors that is the successor of the ENTRY_BLOCK.
9227 Continue from the top after removing an empty fallthrough block.
9228 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9229 of next_nonnote_insn.
9231 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9233 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9235 2009-07-25 Martin Jambor <mjambor@suse.cz>
9237 * c-common.c (c_common_attribute_table): New element for noclone.
9238 (handle_noclone_attribute): New function. Forward-declare.
9239 * tree-inline.c (tree_versionable_function_p): Check for noclone
9241 * doc/extend.texi (Labels as Values): Document need for noclone.
9242 (Function Attributes): Document noclone attribute.
9244 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9246 PR rtl-optimization/34999
9247 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9248 and dw_fde_switched_cold_to_hot fields.
9249 (output_cfi_p): New function.
9250 (output_call_frame_info): If fde->dw_fde_switched_sections,
9251 output 2 FDEs instead of one with corrupted header.
9252 (dwarf2out_do_cfi_startproc): New function.
9253 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9254 and fde->dw_fde_switched_cold_to_hot.
9255 (dwarf2out_switch_text_section): Compute
9256 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9257 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9258 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9259 Otherwise, compute fde->dw_fde_switch_cfi.
9261 2009-07-24 Cary Coutant <ccoutant@google.com>
9263 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9265 2009-07-24 Cary Coutant <ccoutant@google.com>
9267 * cfghooks.c (split_block): Copy discriminator to new block.
9268 * tree-cfg.c (assign_discriminator): Check location of last
9269 instruction in block as well as first.
9271 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9273 * config/i386/linux.c: Use fputs or putc instead of fprintf
9275 * config/i386/gas.h: Ditto.
9276 * config/i386/x86-64.h: Ditto.
9277 * config/i386/att.h: Ditto.
9279 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9281 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9284 2009-07-24 Martin Jambor <mjambor@suse.cz>
9286 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9287 (ipa_push_func_to_list_1): Declare.
9288 (ipa_push_func_to_list): New function.
9290 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9291 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9292 (ipa_push_func_to_list): Removed.
9293 (ipa_pop_func_from_list): Clear node_enqueued flag.
9295 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9297 * config/s390/s390.c (override_options): Default
9298 max-unrolled-insns to 100 for z10 tuning.
9300 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9302 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9303 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9304 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9305 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9306 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9307 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9308 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9310 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9312 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9313 use default set in mingw32.h header.
9314 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9315 64-bit /mingw/include path.
9316 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9319 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9321 PR rtl-optimization/40209
9322 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9324 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9326 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9327 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9328 with the rest of string where appropriate. Use fputs or putc
9329 instead of fprintf where appropriate.
9331 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9332 Pat Haugen <pthaugen@us.ibm.com>
9333 Revital Eres <ERES@il.ibm.com>
9335 * config/rs6000/vector.md: New file. Move most of the vector
9336 expander support here from altivec.md to allow for the VSX vector
9337 unit in the future. Add support for secondary_reload patterns.
9338 Rewrite the patterns for vector comparison, and vector comparison
9339 predicate instructions so that the RTL expresses the desired
9340 behavior, instead of using unspec.
9342 * config/rs6000/constraints.md ("f" constraint): Use
9343 rs6000_constraints to hold the precalculated register class.
9344 ("d" constraint): Ditto.
9345 ("wd" constraint): New constraint for VSX.
9346 ("wf" constraint): Ditto.
9347 ("ws" constraint): Ditto.
9348 ("wa" constraint): Ditto.
9349 ("wZ" constraint): Ditto.
9350 ("j" constraint): Ditto.
9352 * config/rs6000/predicates.md (vsx_register_operand): New
9354 (vfloat_operand): New predicate for vector.md.
9355 (vint_operand): Ditto.
9356 (vlogical_operand): Ditto.
9357 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9358 (easy_vector_constant): Add VSX support.
9359 (altivec_indexed_or_indirect_operand): New predicate for
9360 recognizing Altivec style memory references with AND -16.
9362 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9363 for vector secondary reload support.
9364 (rs6000_vector_reg_class): Delete, replacing it with
9366 (rs6000_vsx_reg_class): Ditto.
9367 (rs6000_constraints): New array to hold the register classes of
9368 each of the register constraints that can vary at runtime.
9369 (builtin_mode_to_type): New static array for builtin function type
9371 (builtin_hash_table): New static hash table for builtin function
9373 (TARGET_SECONDARY_RELOAD): Define target hook.
9374 (TARGET_IRA_COVER_CLASSES): Ditto.
9375 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9376 registers are 128 bits if VSX memory reference instructions are used.
9377 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9379 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9380 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9381 Print several of the scheduling related parameters.
9382 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9383 rs6000_constraints instead of rs6000_vector_reg_class. Move
9384 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9385 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9386 Altivec. Add VSX support. Setup for secondary reload support on
9387 Altivec/VSX registers.
9388 (rs6000_override_options): Make power7 set the scheduling groups
9389 like the power5. Add support for new debug switches to override
9390 the scheduling defaults. Temporarily disable -mcpu=power7 from
9391 setting -mvsx. Add support for debug switches -malways-hint,
9392 -msched-groups, and -malign-branch-targets.
9393 (rs6000_buitlin_conversion): Add support for returning unsigned
9394 vector conversion functions to fix regressions due to stricter
9396 (rs6000_builtin_mul_widen_even): Ditto.
9397 (rs6000_builtin_mul_widen_odd): Ditto.
9398 (rs6000_builtin_vec_perm): Ditto.
9399 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9400 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9402 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9404 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9405 VSX types for bit operations. Changes to accomidate vector.md.
9406 (bdesc_2arg): Ditto.
9407 (bdesc_1arg): Ditto.
9408 (struct builtin_description_predicates): Rewrite predicate
9409 handling so that RTL describes the operation, instead of passing
9410 the instruction to be used as a string argument.
9411 (bdesc_altivec_preds): Ditto.
9412 (altivec_expand_predicate_builtin): Ditto.
9413 (altivec_expand_builtin): Ditto.
9414 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9415 statement for vsldoi support.
9416 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9417 (altivec_expand_st_builtin): Ditto.
9418 (paired_expand_builtin): Whitespace changes.
9419 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9420 builtin_mode_to_type table for secondary reload. Call
9421 builtin_function_type to build random builtin functions.
9422 (altivec_init_builtins): Change to use builtin_function_type to
9423 create builtin function types dynamically as we need them.
9424 (builtin_hash_function): New support for hashing the tree types
9425 for builtin function as we need it, rather than trying to build
9426 all of the trees that we need. Add initial preliminary VSX support.
9427 (builtin_function_type): Ditto.
9428 (builtin_function_eq): Ditto.
9429 (builtin_hash_struct): Ditto.
9430 (rs6000_init_builtins): Ditto.
9431 (rs6000_common_init_builtins): Ditto.
9432 (altivec_init_builtins): Ditto.
9433 (rs6000_common_init_builtins): Ditto.
9434 (enum reload_reg_type): New enum for simplifing reg classes.
9435 (rs6000_reload_register_type): Simplify register classes into GPR,
9436 Vector, and other registers. Altivec and VSX addresses in reload.
9437 (rs6000_secondary_reload_inner): Ditto.
9438 (rs6000_ira_cover_classes): New target hook, that returns the
9439 appropriate cover classes, based on -mvsx being used or not.
9440 (rs6000_secondary_reload_class): Add VSX support.
9441 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9442 (get_vsel_insn): Ditto.
9443 (rs6000_emit_vector_compare): Rewrite vector conditional support
9444 so that where we can, we use RTL operators, instead of blindly use
9446 (rs6000_emit_vector_select): Ditto.
9447 (rs6000_emit_vector_cond_expr): Ditto.
9448 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9449 (create_TOC_reference): Add -mdebug=addr support.
9450 (emit_frame_save): VSX loads/stores need register indexed addressing.
9452 * config/rs6000/rs6000.md: Include vector.md.
9454 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9456 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9457 support for V2DI, V2DF in logical, permute, select operations.
9459 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9460 switch for vsx/power7.
9461 (-mvsx-scalar-memory): Ditto.
9462 (-mvsx-align-128): Ditto.
9463 (-mallow-movmisalign): Ditto.
9464 (-mallow-df-permute): Ditto.
9465 (-msched-groups): Ditto.
9466 (-malways-hint): Ditto.
9467 (-malign-branch-targets): Ditto.
9469 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9471 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9472 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9473 (rs6000_vector_reg_class): Delete.
9474 (rs6000_vsx_reg_class): Ditto.
9475 (enum rs6000_reg_class_enum): New enum for the constraints that
9476 vary based on target switches.
9477 (rs6000_constraints): New array to hold the register class for all
9478 of the register constraints that vary based on the switches used.
9479 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9480 (enum rs6000_builtins): Add unsigned varients for the builtin
9481 declarations returned by target hooks for expanding multiplies,
9482 select, and permute operations. Add VSX builtins.
9483 (enum rs6000_builtin_type_index): Add entries for VSX.
9484 (V2DI_type_node): Ditto.
9485 (V2DF_type_node): Ditto.
9486 (unsigned_V2DI_type_node): Ditto.
9487 (bool_long_type_node): Ditto.
9488 (intDI_type_internal_node): Ditto.
9489 (uintDI_type_internal_node): Ditto.
9490 (double_type_internal_node): Ditto.
9492 * config/rs6000/altivec.md (whole file): Move all expanders to
9493 vector.md from altivec.md. Rename insn matching functions to be
9495 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9496 (altivec_vcmp*): Ditto.
9497 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9498 (VM): New iterator for moves that includes the VSX types.
9499 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9500 (altivec_vperm_<mode>_uns): New, for unsigned types.
9501 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9502 (altivec_eq<mode>): Ditto.
9503 (altivec_gt<mode>): Ditto.
9504 (altivec_gtu<mode>): Ditto.
9505 (altivec_eqv4sf): Ditto.
9506 (altivec_gev4sf): Ditto.
9507 (altivec_gtv4sf): Ditto.
9508 (altivec_vcmpbfp_p): Ditto.
9510 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9512 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9515 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9518 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9519 ASM_SHORT instead of .word.
9520 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9521 instead of .word in asm template.
9523 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9526 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9527 (process_bb_node_lives): Use it.
9529 * ira.c (setup_cover_and_important_classes): Don't setup
9530 ira_important_class_nums. Add cover classes to the end of
9532 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9534 (find_reg_class_closure): Use reorder_important_classes.
9536 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9538 * config/i386/i386.c (i386_ira_cover_classes): New function.
9539 (TARGET_IRA_COVER_CLASSES): Redefine.
9541 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9542 importance of order of cover classes in the array.
9544 2009-07-22 Diego Novillo <dnovillo@google.com>
9546 * tree-pass.h (TDF_EH): Define.
9547 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9548 contains TDF_EH, print the EH region number holding GS.
9549 * tree-dump.c (dump_options): Add "eh".
9550 * doc/invoke.texi: Document it.
9552 2009-07-22 Doug Kwan <dougkwan@google.com>
9554 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9556 2009-07-22 Michael Matz <matz@suse.de>
9558 PR tree-optimization/35229
9559 PR tree-optimization/39300
9561 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9562 (inhibit_phi_insertion): New function.
9563 (insert_into_preds_of_block): Call it for REFERENCEs.
9564 (init_pre): Initialize and finalize scalar evolutions.
9565 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9567 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9569 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9570 Use CONST_VECTOR_NUNITS to determine number of elements.
9572 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9574 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9575 (U, W): Constraints are now deprecated and will be removed if we
9577 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9579 ("prefetch"): Add the stcmh instruction for prefetching.
9580 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9582 (s390_short_displacement): Return always true if compiling for
9583 machines not providing the long displacement facility.
9584 (s390_mem_constraint): Support the new constraint letter Z.
9585 (s390_check_qrst_address): New function.
9587 2009-07-21 DJ Delorie <dj@redhat.com>
9589 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9592 2009-07-21 Jason Merrill <jason@redhat.com>
9594 * c-common.c (max_tinst_depth): Increase default to 1024.
9596 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9598 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9599 (vec_unpacku_float_lo_v4si): Ditto.
9601 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9604 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9605 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9606 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9607 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9609 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9611 PR tree-optimization/40813
9612 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9615 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9617 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9618 with a NOP_EXPR if needed.
9620 2009-07-21 Paul Brook <paul@codesourcery.com>
9622 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9623 Terminate debug dump with newline.
9625 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9627 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9628 Cast "1" to unsigned HOST_WIDE_INT.
9629 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9630 deposit length to the maximum length - lsb. Extend length if
9631 HOST_BITS_PER_WIDE_INT is 32.
9633 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9635 * cgraph.h (constant_pool_htab): New function.
9636 (constant_descriptor_tree): Move from varasm.c.
9637 * varasm.c (constant_pool_htab): New function.
9638 (constant_descriptor_tree): Move to cgraph.h.
9640 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9642 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9644 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9646 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9649 2009-07-20 Xinliang David Li <davidxl@google.com>
9651 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9653 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9655 * config/mips/mips.md (move_type): Add arith.
9656 (type): Handle arith.
9657 (zero_extendsidi2): Rename this into ...
9658 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9659 (zero_extendsidi2): New expander.
9660 (*zero_extendsidi2_dext): New pattern.
9662 2009-07-20 Nick Clifton <nickc@redhat.com>
9664 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9665 to set MIPS_ABI_DEFAULT.
9666 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9668 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9670 * tree-object-size.c (addr_object_size): Handle unions with
9671 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9673 PR tree-optimization/40792
9674 * tree.c (build_function_type_skip_args): Remove bogus assert.
9676 2009-07-20 Jan Hubicka <jh@suse.cz>
9677 Martin Jambor <mjambor@suse.cz>
9679 * cgraph.h (combined_args_to_skip): New field.
9680 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9681 combined_args_to_skip and args_to_skip.
9682 * tree-inline.c (update_clone_info): New function.
9683 (tree_function_versioning): Call update_clone_info.
9684 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9686 (cgraph_materialize_all_clones): More extensive dumping, working
9687 with combined_args_to_skip rather than args_to_skip.
9689 2009-07-20 Ira Rosen <irar@il.ibm.com>
9691 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9692 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9693 (get_initial_def_for_reduction): Likewise.
9694 (vectorizable_reduction): Skip the check of first operand in case
9695 of COND_EXPR. Add check that it is outer loop vectorization if
9696 nested cycle was detected. Call vectorizable_condition() for
9697 COND_EXPR. If reduction epilogue cannot be created do not fail for
9698 nested cycles (if it is not double reduction). Assert that there
9699 is only one type in the loop in case of COND_EXPR. Call
9700 vectorizable_condition() to vectorize COND_EXPR.
9701 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9702 Add parameters. Allow nested cycles if called from
9703 vectorizable_reduction(). Use reduction vector variable if provided.
9704 (vect_analyze_stmt): Call vectorizable_reduction() before
9705 vectorizable_condition().
9706 (vect_transform_stmt): Update call to vectorizable_condition().
9708 2009-07-20 Christian Bruel <christian.bruel@st.com>
9710 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9711 * doc/invoke.texi (-mfmovd): Likewise.
9712 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9714 2009-07-20 Jan Hubicka <jh@suse.cz>
9716 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9717 when handling SSA name.
9719 2009-07-19 Jan Hubicka <jh@suse.cz>
9721 PR tree-optimization/40676
9722 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9723 virtual PHIs in empty BBs.
9725 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9727 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9728 re-expanded the compound use gen_lowpart instead to convert to the
9731 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9733 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9734 OUTER_CONST arguments.
9735 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9736 the new wider mode will be masked off.
9737 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9739 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9741 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9742 high-order bits are zero.
9744 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9746 * combine.c (simplify_shift_const_1): Split code to determine
9748 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9749 new bits shifted in are identical to the old sign bit.
9751 2009-07-18 Richard Guenther <rguenther@suse.de>
9754 * gimplify.c (gimplify_call_expr): Reject code using results from
9755 functions returning void.
9757 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9759 * doc/md.texi: Document the new PowerPC "es" constraint.
9760 Document that "m" can include automodified addresses on this target,
9761 and explain how %U must be used. Extend the "Q" and "Z" documentation
9762 to suggest "es" as well as "m".
9763 * config/rs6000/constraints.md (es): New memory constraint.
9764 (Q, Z): Update strings to match new documentation.
9766 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9768 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9769 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9770 * config/rs6000/predicates.md (volatile_mem_operand): Use
9771 offsettable_nonstrict_memref_p.
9772 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9773 (*floatunssidf2_internal): Likewise.
9774 (*fix_truncdfsi2_internal): Likewise.
9775 (*fix_trunctfsi2_internal): Likewise.
9777 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9779 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9781 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9783 2009-07-17 Richard Guenther <rguenther@suse.de>
9786 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9787 (pass_warn_unused_result): Likewise.
9788 (TODO_set_props): Remove.
9789 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9791 (pass_diagnose_omp_blocks): Define.
9792 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9793 (c_gimple_diagnostics_recursively): Remove.
9794 (finish_function): Do not call it.
9795 (c_write_global_declarations): Continue after errors.
9796 Finalize the CU here.
9797 * c-gimplify.c (c_genericize): Do not gimplify here.
9798 * c-common.c (c_warn_unused_result): Move ...
9799 * tree-cfg.c (do_warn_unused_result): ... here.
9800 (run_warn_unused_result): New function.
9801 (gate_warn_unused_result): New function.
9802 (pass_warn_unused_result): New pass.
9803 * c-common.h (c_warn_unused_result): Remove.
9804 * flags.h (flag_warn_unused_result): Declare.
9805 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9806 * opts.c (flag_warn_unused_result): Initialize to false.
9807 * toplev.c (compile_file): Add comment.
9808 * omp-low.c (create_omp_child_function): Do not register
9809 the function with the frontend.
9810 (diagnose_omp_structured_block_errors): Prepare to be
9811 called as optimization pass.
9812 (gate_diagnose_omp_blocks): New function.
9813 (pass_diagnose_omp_blocks): New pass.
9814 * cgraph.h (cgraph_optimize): Remove.
9815 (cgraph_analyze_function): Likewise.
9816 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9817 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9818 before their parents here.
9819 (cgraph_finalize_function): Not here.
9820 (cgraph_analyze_function): Gimplify functions here.
9821 (cgraph_finalize_compilation_unit): Continue after errors.
9822 Optimize the callgraph from here.
9823 (cgraph_optimize): Make static.
9824 * langhooks.c (write_global_declarations): Finalize the CU.
9825 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9826 (gimplify_function_tree): Assert we gimplify only once.
9827 Set PROP_gimple_any property.
9828 * tree-nested.c (gimplify_all_functions): New function.
9829 (lower_nested_functions): Gimplify all nested functions.
9830 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9831 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9832 and pass_diagnose_omp_blocks after gimplification. Do not
9833 set TODO_set_props on all_lowering_passes.
9834 (execute_one_pass): Do not handle TODO_set_props.
9835 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9836 (gimplify.o): Add tree-pass.h dependency.
9837 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9838 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9839 (unsave_r): Likewise.
9840 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9843 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9845 * doc/service.texi (Service): Restore previously removed link,
9846 which isn't broken after all.
9848 2009-07-17 Richard Guenther <rguenther@suse.de>
9850 PR tree-optimization/40321
9851 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9852 PHI nodes to the maximal set.
9853 (make_values_for_phi): Add PHI arguments to the maximal set.
9854 (execute_pre): Dump PHI_GEN and the maximal set.
9856 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9859 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9862 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9864 * doc/extend.texi (Nested Functions): Replace broken link with
9866 * doc/service.texi (Service): Remove broken link.
9868 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9871 * builtins.c (expand_builtin_memcmp): Use loc instead of
9872 EXPR_LOCATION (exp).
9873 (expand_builtin_strncmp): Likewise.
9875 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9876 Manuel López-Ibáñez <manu@gcc.gnu.org>
9879 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9880 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9881 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9882 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9883 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9884 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9885 tree-inline.c, c-common.c, c-common.h, gimple.c,
9886 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9887 convert.c: Add location argument to fold_{unary,binary,ternary},
9888 fold_build[123], build_call_expr, build_size_arg,
9889 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9890 fold_build1_initializer, fold_build2_initializer,
9891 fold_build3_initializer, fold_build_call_array,
9892 fold_build_call_array_initializer, fold_single_bit_test,
9893 omit_one_operand, omit_two_operands, invert_truthvalue,
9894 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9895 combine_comparisons, fold_builtin_*, fold_call_expr,
9896 build_range_check, maybe_fold_offset_to_address, round_up,
9899 2009-07-16 Jason Merrill <jason@redhat.com>
9902 * c-common.c (c_common_reswords): Add __is_standard_layout
9904 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9905 * doc/implement-cxx.texi: New.
9906 * doc/gcc.texi: Include it.
9908 2009-07-16 DJ Delorie <dj@redhat.com>
9910 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9911 compares that may be indirectly affected by previous instructions.
9913 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9915 * builtins.c (do_mpc_arg2): New.
9916 (fold_builtin_2): Fold builtin cpow.
9917 * real.h (HAVE_mpc_pow): New.
9919 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9921 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9922 comparison to skip unprofitable schedule
9924 2009-07-16 Simon Baldwin <simonb@google.com>
9926 * gcc.c (option_map): New flag -no-canonical-prefixes.
9927 * (display_help): Print help text for new flag.
9928 * (process_command): Move options translation and language specifics
9929 and handle new flag early. Use it to set a function pointer to a
9930 prefix builder. Replace make_relative_prefix calls with calls to
9931 the function pointed to. Ignore new flag in regular options handling.
9932 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9934 2009-07-15 DJ Delorie <dj@redhat.com>
9936 * config/mep/mep.md (sibcall_internal): Change register to avoid
9938 (sibcall_value_internal): Likewise.
9940 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9942 PR rtl-optimization/40710
9943 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9945 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9947 * config/mips/mips.md (*extenddi_truncate<mode>,
9948 *extendsi_truncate<mode>): Change type attribute to move_type
9949 with shift_shift. Split out code handling exts from here ...
9950 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9952 (*extendhi_truncateqi): Change type attribute to move_type with
9953 shift_shift. Split out code handling exts from here ...
9954 (*extendhi_truncateqi_exts): ... to this new pattern.
9956 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9958 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9959 instead of "and" with inverted sign bit mask value. Use
9960 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9961 Allocate registers only for operand 4 and operand 5.
9963 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9966 * fold-const.c (fold_cond_expr_with_comparison): When folding
9967 < and <= to MIN, make sure the MIN uses the same type as the
9968 comparison's operands.
9970 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9972 * arm.md (ior_xor): New code iterator.
9973 (split for ior/xor with shift and zero-extend): New split pattern.
9974 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9976 2009-07-15 Richard Guenther <rguenther@suse.de>
9978 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9981 2009-07-15 Richard Guenther <rguenther@suse.de>
9984 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9986 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9988 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9989 handle 2.6.30 kernel.
9991 2009-07-15 DJ Delorie <dj@redhat.com>
9993 * config/mep/mep.md (sibcall_internal): Change register to allow
9994 for 24-bit addresses.
9995 (sibcall_value_internal): Likewise.
9997 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9999 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10000 that are enabled/disabled by the flags introduced by a previous patch.
10002 2009-07-14 DJ Delorie <dj@redhat.com>
10004 * config/mep/mep.md (sibcall_internal): Include non-toggling
10006 (sibcall_value_internal): Likewise.
10008 2009-07-14 Taras Glek <tglek@mozilla.com>
10009 Rafael Espindola <espindola@google.com>
10011 * doc/sourcebuild.texi: Document install-plugin target.
10012 * configure.ac: Added install-plugin target to language makefiles.
10013 * configure: Regenerate.
10014 * Makefile.in: (install-plugin): Install more headers,
10015 depend on lang.install-plugin.
10017 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10019 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10022 2009-07-14 DJ Delorie <dj@redhat.com>
10024 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10025 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10026 * config/mep/mep.md (sibcall_internal): Change test from
10027 mep_vliw_mode_match to mep_vliw_jmp_match.
10028 (sibcall_value_internal): Likewise.
10030 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10032 * config/i386/sse.md (copysign<mode>3): New expander.
10033 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10034 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10035 Use ix86_build_const_vector.
10036 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10037 IX86_BUILTIN_CPYSGNPD.
10038 (builtin_description): Add __builtin_ia32_copysignps and
10039 __builtin_ia32_copysignpd.
10040 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10041 and BUILT_IN_COPYSIGNF.
10043 2009-07-13 Jason Merrill <jason@redhat.com>
10045 * builtins.c (can_trust_pointer_alignment): New fn.
10046 (get_pointer_alignment): Factor it out from here.
10047 * tree.h: Declare it.
10049 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10051 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10054 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10058 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10060 2009-07-14 Richard Guenther <rguenther@suse.de>
10061 Andrey Belevantsev <abel@ispras.ru>
10063 PR middle-end/40745
10064 * cfgexpand.c (partition_stack_vars): Do not bother to update
10065 alias information when not optimizing.
10067 2009-07-14 Richard Guenther <rguenther@suse.de>
10068 Andrey Belevantsev <abel@ispras.ru>
10070 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10071 (pt_solution_set): Likewise.
10072 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10073 * tree-ssa-structalias.c (pt_solution_set): New function.
10074 * final.c (rest_of_clean_state): Free SSA data structures.
10075 * print-rtl.c (print_decl_name): Remove.
10076 (print_mem_expr): Implement in terms of print_generic_expr.
10077 * alias.c (ao_ref_from_mem): New function.
10078 (rtx_refs_may_alias_p): Likewise.
10079 (true_dependence): Query alias-export info.
10080 (canon_true_dependence): Likewise.
10081 (write_dependence_p): Likewise.
10082 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10084 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10085 (mem_expr_equal_p): Use operand_equal_p.
10086 (set_mem_attributes_minus_bitpos): Do not use
10087 component_ref_for_mem_expr.
10088 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10089 (update_alias_info_with_stack_vars): Likewise.
10090 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10091 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10092 explicitly nor clear stmt operands.
10093 Free the decl-to-pointer map.
10094 * tree-optimize.c (execute_free_datastructures): Do not free
10095 SSA data structures here.
10096 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10097 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10098 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10100 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10102 2009-07-13 DJ Delorie <dj@redhat.com>
10104 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10105 unrolling at the right iteration count.
10107 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10110 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10112 * haifa-sched.c (rank_for_schedule): Introduced flags to
10113 enable/disable individual scheduling heuristics.
10114 * common.opt: Introduced flags to enable/disable individual
10115 heuristics in the scheduler.
10116 * doc/invoke.texi: Introduced flags to enable/disable individual
10117 heuristics in the scheduler.
10119 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10121 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10122 config/i386/mingw-tls.c.
10123 * config/i386/mingw-tls.c: Removed.
10125 2009-07-13 Ira Rosen <irar@il.ibm.com>
10127 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10128 checks access only relevant statements.
10129 (vectorizable_reduction): Likewise.
10131 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10133 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10134 just for 32-bit case.
10136 2009-07-12 Jan Hubicka <jh@suse.cz>
10138 PR tree-optimization/40585
10139 * except.c (expand_resx_expr): When there already is resume
10140 instruction, produce linked list.
10141 (build_post_landing_pads): Assert that resume is empty.
10142 (connect_post_landing_pads): Handle resume lists.
10143 (dump_eh_tree): Dump resume list.
10145 2009-07-12 Ira Rosen <irar@il.ibm.com>
10147 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10148 with additional argument.
10149 * tree-vectorizer.h (enum vect_def_type): Add
10150 vect_double_reduction_def.
10151 (vect_is_simple_reduction): Add argument.
10152 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10154 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10155 vect_is_simple_reduction with additional argument.
10156 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10158 (reduction_code_for_scalar_code): Handle additional codes by
10159 returning ERROR_MARK for them. Fix comment and indentation.
10160 (vect_is_simple_reduction): Fix comment, add argument to specify
10161 double reduction. Detect double reduction.
10162 (get_initial_def_for_induction): Fix indentation.
10163 (get_initial_def_for_reduction): Fix comment and indentation.
10164 Handle double reduction. Create initial definitions that do not
10165 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10166 (vect_create_epilog_for_reduction): Fix comment, add argument to
10167 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10168 epilogue result extraction. Create double reduction phi node and
10169 replace relevant uses.
10170 (vectorizable_reduction): Call vect_is_simple_reduction with
10171 additional argument. Fix indentation. Update epilogue code treatment
10172 according to the changes in reduction_code_for_scalar_code. Check
10173 for double reduction. Call vect_create_epilog_for_reduction with
10174 additional argument.
10175 * tree-vect-stmts.c (process_use): Handle double reduction, update
10177 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10178 (vect_get_vec_def_for_operand): Likewise.
10180 2009-07-12 Danny Smith <dansmister@gmail.com>
10182 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10183 dllexport if !TREE_PUBLIC.
10184 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10186 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10188 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10189 (avr_extra_arch_macro) Remove declatation.
10190 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10191 (avr_extra_arch_macro) Declare as static.
10192 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10194 2009-07-11 Jan Hubicka <jh@suse.cz>
10196 PR middle-end/48388
10197 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10199 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10202 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10203 cold_in_std_section bits.
10204 (dwarf2out_begin_prologue): Initialize them.
10205 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10206 if already covered by text_section or cold_text_section range.
10208 PR rtl-optimization/40667
10209 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10210 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10211 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10212 * config/i386/i386.c (ix86_minimum_alignment): New function.
10213 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10214 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10215 * emit-rtl.c (gen_reg_rtx): Likewise.
10216 * function.c (assign_parms): Likewise. If nominal_type needs
10217 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10218 rather than passed_type's alignment.
10221 * function.c (assign_parm_setup_stack): Adjust
10222 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10223 from nominal_mode on big endian.
10225 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10227 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10229 2009-07-10 DJ Delorie <dj@redhat.com>
10231 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10233 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10235 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10237 (thumb2_cbnz): Likewise.
10239 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10242 * config.gcc (supported_defaults): Add synci.
10243 (with_synci): Add validation.
10244 (all_defaults): Add synci.
10245 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10248 * config/mips/mips.opt (msynci): New option.
10249 * config/mips/mips.c (mips_override_options): Warn on use of
10250 -msynci for targets that do now support it.
10251 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10253 * gcc/doc/invoke.texi (-msynci): Document the new option.
10254 * doc/install.texi (--with-synci): Document the new option.
10256 2009-07-10 Richard Guenther <rguenther@suse.de>
10258 PR tree-optimization/40496
10259 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10260 the PHI result with a compatible type.
10262 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10266 * c.opt (Wunused-result): New.
10267 * doc/invoke.texi: Document it.
10268 * c-common.c (c_warn_unused_result): Use it.
10270 2009-07-09 DJ Delorie <dj@redhat.com>
10272 * targhooks.c (default_target_can_inline_p): Rename from
10273 default_target_option_can_inline_p.
10274 * targhooks.h (default_target_can_inline_p): Likewise.
10275 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10276 TARGET_OPTION_CAN_INLINE_P.
10277 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10278 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10279 (mep_target_can_inline_p): Rename from
10280 mep_target_option_can_inline_p.
10283 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10284 registers used to pass vectors.
10286 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10288 2009-07-09 Tom Tromey <tromey@redhat.com>
10290 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10291 * config/mmix/mmix.c: Include dwarf2.h.
10292 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10293 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10294 * config/sh/sh.c: Include dwarf2.h.
10295 * config/i386/i386.c: Include dwarf2.h.
10296 * Makefile.in (DWARF2_H): Remove 'elf'.
10297 * except.c: Include dwarf2.h.
10298 * unwind-dw2.c: Include dwarf2.h.
10299 * dwarf2out.c: Include dwarf2.h.
10300 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10301 * unwind-dw2-fde.c: Include dwarf2.h.
10302 * dwarf2asm.c: Include dwarf2.h.
10304 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10306 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10307 (max_issue): Use it.
10308 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10310 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10311 (region_sched_info): Update.
10312 * sched-ebb.c (ebb_sched_info): Update.
10313 * modulo-sched.c (sms_sched_info): Update.
10314 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10316 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10318 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10320 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10322 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10324 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10326 PR middle-end/40692
10327 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10328 arg1 with arg01 if arg1 is already INTEGER_CST.
10330 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10332 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10333 Transform (and (truncate)) into (truncate (and)).
10335 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10337 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10338 creating LHS paradoxical subregs. Fix surrounding returns to
10339 use NULL_RTX rather than 0.
10341 2009-07-08 DJ Delorie <dj@redhat.com>
10343 * config/mep/mep.c: (mep_option_can_inline_p): New.
10344 (TARGET_OPTION_CAN_INLINE_P): Define.
10346 2009-07-08 Mark Wielaard <mjw@redhat.com>
10349 * dwarf2out.c (add_data_member_location_attribute): When we have
10350 only a constant offset don't emit a new location description using
10351 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10354 2009-07-08 Richard Henderson <rth@redhat.com>
10357 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10358 (enum reg_class): Add CLOBBERED_REGS.
10359 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10360 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10361 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10362 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10363 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10364 force 64-bit sibcalls into R11.
10365 * config/i386/constraints.md (U): New constraint.
10366 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10367 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10368 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10370 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10372 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10374 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10375 * ebitmap.h (dump_ebitmap): Ditto.
10376 * optabs.h (optab_libfunc): Ditto.
10377 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10378 * tree-flow.h (vect_can_force_dr_alignment_p,
10379 get_vectype_for_scalar_type): Ditto.
10380 (vectorize_loops): Move prototype to ...
10381 * tree-vectorizer.h: ... here. Also, adjust comment.
10382 (vect_set_verbosity_level): Remove duplicate prototype.
10383 * tree-ssa-loop.c: Include tree-vectorizer.h.
10384 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10386 2009-07-08 Nick Clifton <nickc@redhat.com>
10388 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10391 2009-07-08 DJ Delorie <dj@redhat.com>
10393 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10394 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10395 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10397 * config/mep/intrinsics.md: Regenerated.
10398 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10399 registers when asm() or calls are detected.
10401 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10404 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10406 * gimple (gimple_build_call_from_tree): Likewise.
10407 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10408 no_warning flag before warning.
10410 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10412 * tree.c (set_expr_locus): Remove.
10413 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10414 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10416 * gimplify.c (internal_get_tmp_var): Likewise.
10417 (gimplify_call_expr): Likewise.
10418 (gimplify_one_sizepos): Likewise.
10420 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10423 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10424 to variables for debugging purposes.
10426 2009-06-23 Mark Loeser <mark@halcy0n.com>
10429 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10431 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10433 * pretty-print.c (pp_base_format): Remove %J.
10434 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10435 gcc_cxxdiag_char_table): Likewise.
10436 (init_dynamic_diag_info): Likewise.
10438 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10440 * pretty-print.c (pp_base_format): Remove %H.
10441 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10442 gcc_cxxdiag_char_table): Likewise.
10443 (init_dynamic_diag_info): Likewise.
10444 * config/mep/mep.c (mep_select_section): Likewise.
10446 2009-07-07 Duncan Sands <baldrick@free.fr>
10448 * final.c (pass_clean_state): Give the pass a name.
10449 * passes.c (pass_rest_of_compilation): Likewise.
10450 * tree-optimize.c (pass_all_optimizations): Likewise.
10452 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10454 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10455 an extra 'decl' for error_at.
10457 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10459 PR middle-end/40669
10460 * tree-tailcall.c (adjust_return_value_with_ops,
10461 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10462 if it has complex or vector type.
10464 2009-07-07 Olivier Hainque <hainque@adacore.com>
10466 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10469 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10471 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10473 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10475 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10476 * c-decl.c: Likewise.
10477 * function.c: Likewise.
10478 * varasm.c: Likewise.
10479 * tree-ssa.c: Likewise.
10480 * c-common.c: Likewise.
10481 * tree-cfg.c: Likewise.
10482 * config/spu/spu.c: Likewise.
10483 * config/ia64/ia64.c: Likewise.
10484 * config/v850/v850.c: Likewise.
10486 2009-07-06 DJ Delorie <dj@redhat.com>
10488 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10489 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10490 unspecified accesses to control registers.
10491 * config/mep/intrinsics.md: Regenerate.
10492 * config/mep/intrinsics.h: Regenerate.
10493 * config/mep/mep-intrin.h: Regenerate.
10495 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10497 * c-lex.c: Replace %H by an explicit location. Update all calls.
10498 * c-common.c: Likewise.
10499 * c-decl.c: Likewise.
10500 * c-typeck.c: Likewise.
10501 * fold-const.c: Likewise.
10502 * gimplify.c: Likewise.
10503 * stmt.c: Likewise.
10504 * tree-cfg.c: Likewise.
10505 * tree-ssa-loop-niter.c: Likewise.
10506 * tree-vrp.c: Likewise.
10507 * value-prof.c: Likewise.
10509 2009-07-06 Diego Novillo <dnovillo@google.com>
10511 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10512 if it has one. Handle cases where VAR does not have an
10513 annotation or cfun is NULL.
10515 2009-07-06 Diego Novillo <dnovillo@google.com>
10517 * tree.c: Include debug.h.
10518 (initialize_tree_contains_struct): New.
10519 (init_ttree): Call it.
10520 (tree_node_structure_for_code): Factor out of ...
10521 (tree_node_structure): ... here.
10522 * treestruct.def (TS_PHI_NODE): Remove.
10523 (TS_GIMPLE_STATEMENT): Remove.
10525 2009-07-06 Diego Novillo <dnovillo@google.com>
10527 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10528 (debug_tree_chain): Handle cycles.
10530 2009-07-06 Nick Clifton <nickc@redhat.com>
10531 DJ Delorie <dj@redhat.com>
10533 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10534 __FMOVD_ENABLED__ is defined.
10536 (TARGET_FMOVD): Provide a default definition.
10537 (MASK_FMOVD): Likewise.
10538 (TARGET_CPU_CPP_BUILTINS): Define
10539 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10540 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10541 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10542 (split for DF load from memory into register): Also handle
10543 MEMs which consist of REG+DISP addressing.
10544 (split for DF store from register to memory): Likewise.
10545 (movsf_ie): Always use single fp_mode.
10546 * config/sh/sh.c (sh_override_options): Do not automatically
10547 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10548 that to the -mfmovd command line switch.
10549 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10550 (fldi_ok): Always allow.
10551 * config/sh/sh.opt (mfmovd): Remove this switch.
10552 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10554 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10555 Kaz Kojima <kkojima@gcc.gnu.org>
10557 PR rtl-optimization/30807
10558 * postreload.c (reload_combine): For every new use of REG_SUM,
10559 record the use of BASE.
10561 2009-07-06 Jan Hubicka <jh@suse.cz>
10563 * params.def: Revert my accidental commit at 2009-06-30.
10565 2009-07-04 Ian Lance Taylor <iant@google.com>
10568 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10570 (mingw_format_attribute_overrides): Likewise.
10572 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10575 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10576 don't check cfa.reg. Instead of cfa.indirect use
10577 fde && fde->drap_reg != INVALID_REGNUM test.
10579 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10581 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10583 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10586 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10588 2009-07-03 Richard Guenther <rguenther@suse.de>
10590 PR tree-optimization/40640
10591 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10594 2009-07-03 Jan Hubicka <jh@suse.cz>
10596 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10597 for size, reduce amount of inlining.
10599 2009-07-03 Richard Guenther <rguenther@suse.de>
10601 PR middle-end/34163
10602 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10603 if t +- x is known to not overflow and the conversion widens the
10605 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10607 2009-07-03 Jan Hubicka <jh@suse.cz>
10609 * ipa-pure-const.c (analyze): Update loop optimizer init.
10610 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10611 try_remove_empty_loop, remove_empty_loops): Remove.
10612 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10613 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10614 to mark regular loops as neccesary.
10615 (degenerate_phi_p): New function.
10616 (propagate_necessity, remove_dead_phis): Use it.
10617 (forward_edge_to_pdom): Likewise.
10618 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10619 virtual PHI nodes that became unreachable.
10620 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10621 * tree-flow.h (remove_empty_loops): Remove.
10622 * passes.c (init_optimization_passes): Remove.
10624 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10626 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10627 can_create_pseudo_p.
10628 (*fix_trunc<mode>_i387_1): Ditto.
10629 (*floathi<mode>2_1): Ditto.
10630 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10631 (*fistdi2_1): Ditto.
10632 (*fist<mode>2_1): Ditto.
10633 (frndintxf2_floor): Ditto.
10634 (*fist<mode>2_floor_1): Ditto.
10635 (frndintxf2_ceil): Ditto.
10636 (*fist<mode>2_ceil_1): Ditto.
10637 (frndintxf2_trunc): Ditto.
10638 (frndintxf2_mask_pm): Ditto.
10639 (fxam<mode>2_i387_with_temp): Ditto.
10640 * config/i386/sse.md (mulv16qi3): Ditto.
10641 (*sse2_mulv4si3): Ditto.
10643 (sse4_2_pcmpestr): Ditto.
10644 (sse4_2_pcmpistr): Ditto.
10646 2009-07-03 Jan Hubicka <jh@suse.cz>
10648 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10649 (mark_stmt_necessary): Set it.
10650 (mark_operand_necessary): Set it.
10651 (mark_control_dependent_edges_necessary): Set it.
10652 (mark_virtual_phi_result_for_renaming): New function.
10653 (get_live_post_dom): New function.
10654 (forward_edge_to_pdom): New function.
10655 (remove_dead_stmt): Fix handling of control dependences.
10656 (tree_dce_init): Init new bitmap.
10657 (tree_dce_done): Free it.
10659 2009-07-02 Richard Guenther <rguenther@suse.de>
10662 * tree-ssa-structalias.c (new_var_info): Initialize
10665 2009-07-02 Jan Hubicka <jh@suse.cz>
10667 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10670 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10672 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10673 instead of recomputing it. Adjust calls.
10674 (emit_store_flag): Adjust recursive calls.
10676 2009-07-02 Richard Guenther <rguenther@suse.de>
10678 * tree-ssa-live.c (remove_unused_locals): Do not remove
10680 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10681 of DECL_EXTERNAL for HEAP variables.
10682 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10683 HEAP variables. Do not adjust RESTRICT vars.
10684 (find_what_var_points_to): Nobody cares if something
10685 points to READONLY.
10687 2009-07-02 Ben Elliston <bje@au.ibm.com>
10689 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10690 pc_low and pc_high declarations to the top of the function.
10692 2009-07-01 DJ Delorie <dj@redhat.com>
10694 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10695 registers as fixed.
10696 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10697 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10698 unspecified accesses to control registers.
10699 * config/mep/intrinsics.md: Regenerate.
10700 * config/mep/intrinsics.h: Regenerate.
10701 * config/mep/mep-intrin.h: Regenerate.
10703 2009-07-01 Anthony Green <green@moxielogic.com>
10705 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10706 instruction when possible.
10707 (moxie_expand_prologue): Ditto. Also, save an instruction and
10708 some complexity by popping off of $r12 instead of $sp.
10709 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10712 2009-07-01 Richard Henderson <rth@redhat.com>
10715 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10716 contained no insns, reposition note before last insn.
10718 2009-07-01 Richard Henderson <rth@redhat.com>
10721 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10722 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10724 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10727 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10728 darwin9 for printing reg addresses with %y.
10730 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10732 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10733 truncation from operands in binary operations.
10735 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10738 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10739 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10740 subreg of op0 to the original op0.
10742 * expmed.c (store_bit_field_1): Use a temporary as the destination
10743 instead of a paradoxical subreg when we need to truncate the result.
10745 2009-07-01 DJ Delorie <dj@redhat.com>
10747 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10748 names to VLIW variants.
10749 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10750 * config/mep/intrinsics.md: Regenerate.
10751 * config/mep/intrinsics.h: Regenerate.
10752 * config/mep/mep-intrin.h: Regenerate.
10754 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10757 * jump.c (returnjump_p): Revert last patch.
10758 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10760 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10763 * pa.md (casesi32p): Use jump table label to determine the offset
10765 (casesi64p): Likewise.
10767 * pa.c (forward_branch_p): Return bool type. Use instruction
10768 addresses when available. Assert that INSN has a jump label.
10769 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10772 2009-07-01 Richard Guenther <rguenther@suse.de>
10774 PR tree-optimization/19831
10775 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10776 that only act as barriers do not make any previous stores necessary.
10777 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10778 HEAP variables global, do not add a constraint from nonlocal.
10779 (find_func_aliases): Handle escapes through return statements.
10780 (compute_points_to_sets): Make escaped HEAP variables global.
10782 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10785 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10786 after reducing a DImode cstore to SImode.
10788 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10790 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10791 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10793 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10795 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10796 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10798 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10799 and umod_optab if TARGET_BSD_DIVMOD.
10800 * config/vax/lib1funcs.asm: New file.
10801 * config/vax/t-linux: New file.
10802 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10804 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10807 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10808 to type arguments that have void type.
10811 * dwarf2out.c (gen_formal_parameter_die): Call
10812 equate_decl_number_to_die if node is different from origin.
10814 2009-06-30 Anthony Green <green@moxielogic.com>
10816 Clean up moxie port for --enable-build-with-cxx.
10817 * config/moxie/moxie.c (moxie_function_value): First two
10818 parameters are const_tree, not tree.
10819 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10820 (REG_CLASS_NAMES): Ditto.
10821 (REGNO_REG_CLASS): Ditto.
10822 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10823 (moxie_function_value): Fix constyness of arguments.
10825 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10827 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10828 finalize_size_functions before further processing.
10829 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10830 (variable_size): Call self_referential_size on size expressions
10831 that contain a PLACEHOLDER_EXPR.
10832 (size_functions): New static variable.
10833 (copy_self_referential_tree_r): New static function.
10834 (self_referential_size): Likewise.
10835 (finalize_size_functions): New global function.
10836 * tree.c: Include tree-inline.h.
10837 (push_without_duplicates): New static function.
10838 (find_placeholder_in_expr): New global function.
10839 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10841 <tcc_expression>: Likewise.
10842 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10843 the call in the expression.
10844 * tree.h (finalize_size_functions): Declare.
10845 (find_placeholder_in_expr): Likewise.
10846 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10847 (substitute_placeholder_in_expr): Update comment.
10848 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10850 (copy_tree_body_r): Likewise.
10851 (copy_tree_body): New static function.
10852 (maybe_inline_call_in_expr): New global function.
10853 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10854 (maybe_inline_call_in_expr): Declare.
10855 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10856 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10859 2009-06-30 Richard Guenther <rguenther@suse.de>
10861 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10863 (propagate_necessity): Do not mark reaching defs of stores
10866 2009-06-30 Jan Hubicka <jh@suse.cz>
10868 * cfgloopanal.c (check_irred): Move into ...
10869 (mark_irreducible_loops): ... here; return true if ireducible
10871 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10872 (analyze_function): Try to prove loop finiteness.
10873 * cfgloop.h (mark_irreducible_loops): Update prototype.
10874 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10876 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10878 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10880 2009-06-30 Ira Rosen <irar@il.ibm.com>
10882 PR tree-optimization/40542
10883 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10886 2009-06-30 Martin Jambor <mjambor@suse.cz>
10888 PR tree-optimization/40582
10889 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10890 than useless_type_conversion_p.
10891 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10894 2009-06-30 Martin Jambor <mjambor@suse.cz>
10896 PR middle-end/40554
10897 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10899 2009-06-30 Richard Guenther <rguenther@suse.de>
10901 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10902 use ao_ref references.
10903 (walk_aliased_vdefs): Likewise.
10904 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10905 * tree-ssa-dce.c (struct ref_data): Remove.
10906 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10907 (mark_aliased_reaching_defs_necessary): Adjust.
10908 (mark_all_reaching_defs_necessary_1): Likewise.
10910 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10913 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10914 (emit_store_flag_1): Extract from emit_store_flag, adjust
10915 calls to (what now is) emit_cstore.
10916 (emit_store_flag): Call emit_store_flag_1 and also use it
10917 for what used to be recursive calls.
10919 2009-06-30 Wei Guozhi <carrot@google.com>
10922 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10923 if the target bb post dominates from bb.
10924 * config/i386/i386.c (memory_address_length): Check existence of base
10925 register before using it.
10927 2009-06-30 Nick Clifton <nickc@redhat.com>
10928 DJ Delorie <dj@redhat.com>
10930 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10931 __FMOVD_ENABLED__ is defined.
10933 (TARGET_FMOVD): Provide a default definition.
10934 (MASK_FMOVD): Likewise.
10935 (TARGET_CPU_CPP_BUILTINS): Define
10936 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10937 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10938 two fmov instructions depending upon whether TARGET_FMOVD is
10940 (split for DF load from memory into register): Also handle
10941 MEMs which consist of REG+DISP addressing.
10942 (split for DF store from register to memory): Likewise.
10943 * config/sh/sh.opt (mfmovd): Remove this switch.
10944 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10945 * config/sh/sh.c (sh_override_options): Do not automatically
10946 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10947 that to the -mfmovd command line switch.
10949 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10951 (fldi_ok): Always allow.
10952 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10954 2009-06-29 DJ Delorie <dj@redhat.com>
10956 * doc/install.texi (mep-x-elf): Correct chip's full name.
10958 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10960 * doc/extend.texi: Fix typo.
10962 2009-06-29 Tom Tromey <tromey@redhat.com>
10964 * dwarf2.h: Remove.
10965 * Makefile.in (DWARF2_H): New variable.
10966 (except.o): Use it.
10967 (dwarf2out.o): Likewise.
10968 (dwarf2asm.o): Likewise.
10969 * config/i386/t-i386: Use DWARF2_H.
10970 * except.c: Include elf/dwarf2.h.
10971 * unwind-dw2.c: Include elf/dwarf2.h.
10972 * dwarf2out.c: Include elf/dwarf2.h.
10973 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10974 <dtprel>: New field.
10975 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10976 (size_of_loc_descr): Likewise.
10977 (output_loc_operands_raw): Likewise.
10978 (output_loc_operands): Handle new dtprel field.
10979 (loc_checksum): Update.
10980 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10981 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10982 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10983 * dwarf2asm.c: Include elf/dwarf2.h.
10984 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10985 * config/mmix/mmix.c: Include elf/dwarf2.h.
10986 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10987 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10988 * config/sh/sh.c: Include elf/dwarf2.h.
10989 * config/i386/i386.c: Include elf/dwarf2.h.
10991 2009-06-29 DJ Delorie <dj@redhat.com>
10993 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10995 * doc/extend.texi: Add MeP attributes and pragmas.
10996 * doc/invoke.text: Add MeP Options.
10997 * doc/contrib.texi: Add MeP contribution.
10998 * doc/md.texi: Add MeP constraints.
10999 * doc/install.texi: Add MeP target.
11001 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11003 * target.h (struct gcc_target): Add frame_pointer_required field.
11004 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11005 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11006 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11008 * reload1.c (update_eliminables): (Ditto.).
11009 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11010 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11011 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11013 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11015 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11016 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11017 (arm_frame_pointer_required): New function.
11019 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11020 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11021 (avr_frame_pointer_required_p): Declare as static.
11022 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11024 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11025 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11026 (bfin_frame_pointer_required): Make as static, change return type
11028 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11030 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11031 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11032 (cris_frame_pointer_required): New function.
11034 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11036 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11037 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11038 (fr30_frame_pointer_required): New function.
11040 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11041 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11042 (frv_frame_pointer_required): Make as static, change return type
11044 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11046 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11047 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11048 (ix86_frame_pointer_required): Make as static, change return type to
11050 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11052 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11053 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11055 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11057 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11059 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11061 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11062 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11063 (mips_frame_pointer_required): Make as static.
11064 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11066 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11067 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11068 (mmix_frame_pointer_required): Mew function.
11070 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11071 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11073 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11075 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11077 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11079 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11080 (CAN_ELIMINATE): Redefine.
11081 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11082 (sparc_frame_pointer_required): New function.
11083 (sparc_can_eliminate): New function.
11084 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11086 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11087 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11089 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11090 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11091 (xtensa_frame_pointer_required): Make as static, change return type
11093 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11096 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11098 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11099 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11100 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11101 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11102 (register_callback): Handle PLUGIN_START_UNIT.
11103 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11105 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11107 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11109 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11110 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11112 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11114 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11117 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11119 * doc/extend.texi (Additional Floating Types): __float128 is also
11120 supported on i386 targets.
11122 2009-06-29 Richard Guenther <rguenther@suse.de>
11124 PR middle-end/14187
11125 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11127 (pt_solutions_same_restrict_base): Declare.
11128 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11130 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11131 (make_constraint_from, make_copy_constraint): Move earlier.
11132 (make_constraint_from_heapvar): New function.
11133 (make_constraint_from_restrict): Likewise.
11134 (handle_lhs_call): Use it.
11135 (find_func_aliases): Use it to track conversions to restrict
11136 qualified pointers.
11137 (struct fieldoff): Add only_restrict_pointers flag.
11138 (push_fields_onto_fieldstack): Initialize it.
11139 (create_variable_info_for): Track global restrict qualified pointers.
11140 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11141 Track restrict qualified pointer arguments.
11142 (set_uids_in_ptset): Use varinfo is_global_var flag.
11143 (find_what_var_points_to): Set the vars_contains_restrict flag.
11144 Always create the points-to solution for sets including restrict tags.
11145 (pt_solutions_same_restrict_base): New function.
11146 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11147 qualified pointers use pt_solutions_same_restrict_base as
11148 additional source for disambiguation.
11150 2009-06-29 Richard Guenther <rguenther@suse.de>
11152 PR middle-end/38212
11153 * alias.c (find_base_decl): Remove.
11154 (get_deref_alias_set_1): Remove restrict handling.
11155 * c-common.c (c_apply_type_quals_to_decl): Do not set
11156 DECL_POINTER_ALIAS_SET.
11157 * gimplify.c (find_single_pointer_decl_1): Remove.
11158 (find_single_pointer_decl): Likewise.
11159 (internal_get_tmp_var): Remove restrict handling.
11160 (gimple_regimplify_operands): Likewise.
11161 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11162 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11163 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11164 * tree.c (restrict_base_for_decl): Remove.
11165 (init_ttree): Do not allocate it.
11166 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11167 LABEL_DECL_UID for label decls.
11168 (copy_node_stat): Do not copy restrict information.
11169 (decl_restrict_base_lookup): Remove.
11170 (decl_restrict_base_insert): Likewise.
11171 (print_restrict_base_statistics): Likewise.
11172 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11173 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11174 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11175 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11176 (LABEL_DECL_UID): Adjust.
11177 (DECL_BASED_ON_RESTRICT_P): Remove.
11178 (DECL_GET_RESTRICT_BASE): Likewise.
11179 (SET_DECL_RESTRICT_BASE): Likewise.
11180 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11182 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11183 instead of DECL_POINTER_ALIAS_SET.
11184 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11185 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11186 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11188 2009-06-29 Richard Guenther <rguenther@suse.de>
11190 PR tree-optimization/40579
11191 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11192 the IL to simplify has constants that overflowed.
11194 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11196 PR tree-optimization/40550
11197 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11198 vector_compute_type only when the size of vector_compute_type is
11199 less than the size of type.
11201 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11203 * fold-const.c (contains_label_1): Fix comments.
11204 (contains_label_p): Do not walk trees multiple time.
11206 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11208 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11209 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11210 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11211 ix86_fp_comparison_operator.
11212 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11213 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11214 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11215 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11216 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11217 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11218 (related splits): Change predicate to ix86_fp_comparison_operator.
11219 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11220 instead of ix86_fp_comparison_codes.
11221 (ix86_trivial_fp_comparison_operator,
11222 ix86_fp_comparison_operator): New.
11223 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11224 (ix86_expand_compare): Eliminate last two parameters.
11225 (ix86_fp_jump_nontrivial_p): Kill.
11226 * config/i386/i386.c (put_condition_code): Eliminate call to
11227 ix86_fp_comparison_codes and subsequent assertion.
11228 (ix86_fp_comparison_codes): Eliminate.
11229 (ix86_fp_swap_condition): New.
11230 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11231 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11232 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11233 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11234 and ix86_fp_swap_condition.
11235 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11236 Use ix86_fp_comparison_strategy.
11237 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11238 (ix86_fp_jump_nontrivial_p): Eliminate.
11239 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11240 call to ix86_expand_compare.
11241 (ix86_split_fp_branch, ix86_expand_setcc,
11242 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11243 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11245 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11247 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11248 related to jump_clobbers.
11249 * config/arm/arm.md (conds): Remove jump_clob case.
11250 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11251 splits): Change comparison_operator to arm_comparison_operator.
11252 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11255 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11257 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11258 condition for floating point modes.
11259 * expmed.c (emit_store_flag_1): Move here a bigger part
11260 of emit_store_flag.
11261 (emit_store_flag): Try swapping the condition for floating point
11263 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11265 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11267 * expr.c (expand_expr_real_1): Just use do_store_flag.
11268 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11269 emit_store_flag_force.
11270 * expmed.c (emit_store_flag_force): Copy here trick
11271 previously in expand_expr_real_1. Try reversing the comparison.
11272 (emit_store_flag_1): Work if target is NULL.
11273 (emit_store_flag): Work if target is NULL, using the result mode
11274 from the comparison. Use split_comparison, restructure final part
11275 to simplify conditionals.
11277 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11279 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11280 * dojump.c (do_jump): Change handling of floating-point
11281 ops to use just do_compare_and_jump.
11282 (split_comparison): New.
11283 (do_compare_rtx_and_jump): Add here logic coming previously
11284 in do_jump, using split_comparison.
11286 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11289 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11291 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11293 * tree-ssa-alias.c: Fix unintentional commit.
11295 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11297 * passes.c (execute_one_pass): Fix unintentional commit.
11299 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11301 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11302 (df_rd_local_compute, df_md_local_compute): Inline them.
11304 (df_md_scratch): New.
11305 (df_md_alloc, df_md_free): Allocate/free it.
11306 (df_md_local_compute): Only include live registers in init.
11307 (df_md_transfer_function): Prune the in-set computed by
11308 the confluence function, and the gen-set too.
11310 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11312 PR rtl-optimization/26854
11313 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11314 * df-problems.c (df_rd_add_problem): Fix comment.
11315 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11316 df_md_simulate_artificial_defs_at_top,
11317 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11318 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11319 df_md_transfer_function, df_md_init, df_md_confluence_0,
11320 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11321 problem_MD, df_md_add_problem): New.
11322 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11323 df_md_get_bb_info): New.
11324 (DF_LAST_PROBLEM_PLUS1): Adjust.
11326 * Makefile.in (fwprop.o): Include domwalk.h.
11327 * fwprop.c: Include domwalk.h.
11328 (reg_defs, reg_defs_stack): New.
11329 (bitmap_only_bit_between): Remove.
11330 (process_defs): New.
11331 (process_uses): Use reg_defs and local_md instead of
11332 bitmap_only_bit_between and local_rd.
11333 (single_def_use_enter_block): New, from build_single_def_use_links.
11334 (single_def_use_leave_block): New.
11335 (build_single_def_use_links): Remove code moved to
11336 single_def_use_enter_block, invoke domwalk.
11337 (use_killed_between): Adjust comment.
11339 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11341 * bitmap.h (bitmap_ior_and_into): New.
11342 * bitmap.c (bitmap_ior_and_into): New.
11344 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11346 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11347 before_dom_children_before_stmts and after_dom_children_after_stmts.
11348 Rename the two remaining callbacks to just before_dom_children and
11349 after_dom_children. Remove other GIMPLE statement walking bits.
11350 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11351 * graphite.c: Do not include domwalk.h.
11352 * tree-into-ssa.c (interesting_blocks): New global.
11353 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11354 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11355 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11356 now that they're not domwalk callbacks.
11357 (rewrite_initialize_block): Rename to...
11358 (rewrite_enter_block): ... this, place after called functions. Test
11359 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11360 (rewrite_finalize_block): Rename to...
11361 (rewrite_leave_block): ... this, place after called functions.
11362 (rewrite_update_init_block): Rename to...
11363 (rewrite_update_enter_block): ... this, place after called functions.
11364 Test interesting_blocks, call rewrite_update_stmt and
11365 rewrite_update_phi_arguments.
11366 (rewrite_update_fini_block): Rename to...
11367 (rewrite_leave_block): ... this, place after called functions.
11368 (rewrite_blocks): Remove last argument, simplify initialization of
11370 (mark_def_sites_initialize_block): Rename to...
11371 (mark_def_sites_block): ... this, call mark_def_sites.
11372 (mark_def_sites_blocks): Remove argument, simplify initialization of
11374 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11375 (update_ssa): Likewise.
11376 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11378 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11379 (dom_opt_initialize_block): Rename to...
11380 (dom_opt_enter_block): ... this, place after called functions. Walk
11381 statements here, inline propagate_to_outgoing_edges.
11382 (dom_opt_finalize_block): Rename to...
11383 (dom_opt_leave_block): ... this, place after called functions.
11384 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11386 (dse_enter_block, dse_record_phi): New.
11387 (dse_record_phis): Delete.
11388 (dse_finalize_block): Rename to...
11389 (dse_leave_block): ... this.
11390 (tree_ssa_dse): Simplify initialization of walk_data.
11391 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11392 Adjust initialization of walk_data.
11393 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11394 * tree-ssa-loop-phiopt.c (get_non_trapping):
11395 Adjust initialization of walk_data.
11396 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11397 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11398 it's not a domwalk callback.
11399 (uncprop_initialize_block): Rename to...
11400 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11401 (dse_finalize_block): Rename to...
11402 (dse_leave_block): ... this.
11403 (tree_ssa_uncprop): Simplify initialization of walk_data.
11404 * Makefile.in: Adjust dependencies.
11406 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11408 * arm.md (casesi): Fix test for Thumb1.
11409 (thumb1_casesi_internal_pic): Likewise.
11410 (thumb1_casesi_dispatch): Likewise.
11412 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11414 * config/arm/arm-cores.def: Added core cortex-m0.
11415 * config/arm/arm-tune.md: Regenerated.
11416 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11418 2009-06-26 DJ Delorie <dj@redhat.com>
11420 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11422 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11423 the scheduler doesn't tag jump insns.
11425 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11427 * c-decl.c (merge_decls): Re-indent.
11429 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11432 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11433 Special-case decimal float constants.
11435 2009-06-26 Richard Henderson <rth@redhat.com>
11437 * function.h (struct function): Add cannot_be_copied_reason,
11438 and cannot_be_copied_set.
11439 * tree-inline.c (has_label_address_in_static_1): Rename from
11440 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11441 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11442 don't set inline_forbidden_reason.
11443 (copy_forbidden): New function, split out of inline_forbidden_p.
11444 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11445 (inline_forbidden_p): Use copy_forbidden.
11446 (tree_versionable_function_p): Likewise.
11447 (inlinable_function_p): Merge into tree_inlinable_function_p.
11448 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11449 * ipa-cp.c (ipcp_versionable_function_p): New function.
11450 (ipcp_cloning_candidate_p): Use it.
11451 (ipcp_node_modifiable_p): Likewise.
11453 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11455 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11456 that is marked not to be inlined. Remove flag_mudflap use.
11457 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11458 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11460 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11463 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11464 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11466 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11468 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11470 (__mingwthr_remove_key_dtor): Likewise.
11472 2009-06-26 Richard Guenther <rguenther@suse.de>
11474 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11476 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11478 PR middle-end/40525
11479 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11480 try the non-cond_exec path also.
11482 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11485 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11486 (output_cbranch): Use new functions.
11487 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11490 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11491 Pat Haugen <pthaugen@us.ibm.com>
11492 Revital Eres <ERES@il.ibm.com>
11494 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11495 for %c error. Add %x support to print VSX registers as a unified
11496 register set, instead of separate float and altivec registers.
11497 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11498 %y case, and add support for VSX pre-modify addresses.
11499 (output_toc): Add assert for CONST containing an integer constant
11501 (rs6000_adjust_cost): Add POWER7 support.
11502 (insn_must_be_first_in_group): Ditto.
11503 (insn_must_be_last_in_group): Ditto.
11504 (rs6000_emit_popcount): Ditto.
11505 (rs6000_vector_mode_supported_p): Ditto.
11507 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11508 Change some of the functions called by macros to being called
11509 through a pointer, so debug functions can be inserted if
11510 -mdebug=addr or -mdebug=cost.
11511 (rs6000_preferred_reload_class_ptr): Ditto.
11512 (rs6000_secondary_reload_class_ptr): Ditto.
11513 (rs6000_secondary_memory_needed_ptr): Ditto.
11514 (rs6000_cannot_change_mode_class_ptr): Ditto.
11515 (rs6000_secondary_reload_inner): Ditto.
11516 (rs6000_legitimize_reload_address): Ditto.
11517 (rs6000_legitimize_reload_address_ptr): Ditto.
11518 (rs6000_mode_dependent_address): Ditto.
11519 (rs6000_mode_dependent_address_ptr): Ditto.
11521 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11522 function to return true if the mode allows reg + integer
11524 (virtual_stack_registers_memory_p): New function to return true if
11525 the address refers to a virtual stack register.
11526 (rs6000_legitimate_offset_address_p): Move code to say whether a
11527 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11529 (rs6000_legitimate_address_p): Add checks for modes that only can
11530 do reg+reg addressing. Start adding VSX support.
11531 (rs6000_legitimize_reload_address): Ditto.
11532 (rs6000_legitimize_address): Ditto.
11533 (rs6000_debug_legitimate_address_p): New debug functions for
11534 -mdebug=addr and -mdebug=cost.
11535 (rs6000_debug_rtx_costs): Ditto.
11536 (rs6000_debug_address_costs): Ditto.
11537 (rs6000_debug_adjust_cost): Ditto.
11538 (rs6000_debug_legitimize_address): Ditto.
11539 (rs6000_legitimize_reload_address_ptr): Point to call normal
11540 function or debug function. Make functions called via pointer
11542 (rs6000_mode_dependent_address_ptr): Ditto.
11543 (rs6000_secondary_reload_class_ptr): Ditto.
11544 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11545 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11546 into a friendlier error.
11547 (rs6000_init_builtins): Add initial VSX support.
11548 (rs6000_adjust_cost): Fix some spacing issues.
11550 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11551 (REG_CLASS_NAMES): Ditto.
11552 (REG_CLASS_CONTENTS): Ditto.
11553 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11554 pointer, to add -mdebug=addr support.
11555 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11556 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11557 -mdebug=addr support.
11558 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11559 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11560 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11562 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11564 (bswapsi*): Set attribute types for load/store. Add combiner
11565 patterns to eliminate zero extend on 64-bit.
11566 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11567 stdbrx if the hardware supports those instructions.
11569 2009-06-25 Ian Lance Taylor <iant@google.com>
11571 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11572 (Link Options): Document -static-libstdc++.
11574 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11577 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11578 DATA_ALIGNMENT instead.
11580 2009-06-25 Richard Guenther <rguenther@suse.de>
11582 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11583 indirect references against the callused/escaped solutions.
11584 (call_may_clobber_ref_p_1): Likewise.
11586 2009-06-25 Martin Jambor <mjambor@suse.cz>
11588 PR tree-optimization/40493
11589 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11590 (enum unscalarized_data_handling): New type.
11591 (handle_unscalarized_data_in_subtree): Return what has been done.
11592 (load_assign_lhs_subreplacements): Handle left flushes differently.
11593 (sra_modify_assign): Use unscalarized_data_handling, simplified
11594 condition determining whether to remove the statement.
11596 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11598 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11599 excerpt - @ should be doubled for texinfo.
11601 2009-06-24 Ian Lance Taylor <iant@google.com>
11603 * config/arc/arc.c: Include "df.h".
11604 (arc_attribute_table): Make static. Move higher in file.
11605 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11606 (output_shift): Initialize n later to avoid warning.
11607 * config/arm/arm.c (arm_attribute_table): Make static. Move
11609 * config/avr/avr.c (avr_attribute_table): Make static. Move
11611 (reg_class_tab): Change array type from int to enum reg_class.
11612 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11614 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11615 (lshrhi3_out): Likewise.
11616 (class_likely_spilled_p): Change return type to bool.
11617 (avr_rtx_costs): Use local code variable with enum type.
11618 * config/avr/avr.md (movmemhi): Use add_reg_note.
11619 (andhi3, andsi3): Don't use AS2 with "and".
11620 (iorhi3, iorsi3): Don't use AS2 with "or".
11621 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11622 * config/crx/crx.c: Include "df.h".
11623 (crx_attribute_table): Make static.
11624 * config/m32r/m32r.c: Include "df.h".
11625 (m32r_attribute_table): Make static. Move higher in file.
11626 (pop): Use add_reg_note.
11627 (block_move_call): Change 0 to LCT_NORMAL in function call.
11628 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11629 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11630 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11631 declare, not just when TREE_CODE is defined.
11632 * config/m68hc11/m68hc11.c: Include "expr.h".
11633 (m68hc11_attribute_table): Make static. Move higher in file.
11634 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11636 (m68hc11_register_indirect_p): Likewise.
11637 (m68hc11_function_arg_padding): Change return type to enum
11639 (emit_move_after_reload): Use add_reg_note.
11640 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11641 (m68hc11_split_logical): Likewise.
11642 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11644 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11645 to VOIDmode in function call.
11646 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11648 (m68hc11_split_logical): Update declaration.
11649 (m68hc11_function_arg_padding): Update declaration.
11650 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11651 to array of enum reg_class.
11652 (mcore_attribute_table): Make static. Move higher in file.
11653 (mcore_rtx_costs): Add cast to enum type.
11654 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11655 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11656 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11658 * config/sh/predicates.md (trapping_target_operand): Rename and to
11660 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11662 * config/spu/spu.c (spu_attribute_table): Make static. Move
11664 * config/v850/v850.c (v850_attribute_table): Make static. Move
11666 (v850_rtx_costs): Use local code with enum type.
11667 (expand_epilogue): Add cast.
11668 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11670 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11673 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11674 -m2a-single-only and -m2a-nofpu.
11675 * config/sh/sh.opt: Document m2a generates FPU code.
11677 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11679 * defaults.h (CAN_ELIMINATE): Provide default.
11680 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11681 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11682 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11683 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11684 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11685 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11686 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11687 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11688 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11689 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11691 2009-06-24 DJ Delorie <dj@redhat.com>
11693 * mep-ext-cop.cpu: Fix copyright notice.
11694 * mep-default: Fix copyright notice.
11695 * mep-core: Fix copyright notice.
11696 * mep: Fix copyright notice.
11697 * mep-ivc2: Fix copyright notice.
11698 * mep-c5: Fix copyright notice.
11700 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11702 * doc/contrib.texi (Contributors):
11704 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11706 PR middle-end/40501
11707 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11708 src and dst operands if necessary.
11710 2009-06-23 DJ Delorie <dj@redhat.com>
11713 * config.gcc: Add mep support.
11714 * recog.c: Resurrect validate_replace_rtx_subexp().
11715 * recog.h: Likewise.
11716 * config/mep/: Add new port:
11717 * config/mep/constraints.md: New file.
11718 * config/mep/default.h: New file.
11719 * config/mep/intrinsics.h: New file.
11720 * config/mep/intrinsics.md: New file.
11721 * config/mep/ivc2-template.h: New file.
11722 * config/mep/mep-c5.cpu: New file.
11723 * config/mep/mep-core.cpu: New file.
11724 * config/mep/mep-default.cpu: New file.
11725 * config/mep/mep-ext-cop.cpu: New file.
11726 * config/mep/mep-intrin.h: New file.
11727 * config/mep/mep-ivc2.cpu: New file.
11728 * config/mep/mep-lib1.asm: New file.
11729 * config/mep/mep-lib2.c: New file.
11730 * config/mep/mep-pragma.c: New file.
11731 * config/mep/mep-protos.h: New file.
11732 * config/mep/mep-tramp.c: New file.
11733 * config/mep/mep.c: New file.
11734 * config/mep/mep.cpu: New file.
11735 * config/mep/mep.h: New file.
11736 * config/mep/mep.md: New file.
11737 * config/mep/mep.opt: New file.
11738 * config/mep/predicates.md: New file.
11739 * config/mep/t-mep: New file.
11741 2009-06-23 Ian Lance Taylor <iant@google.com>
11743 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11744 from loose_warn into c_loose_warn and from strict_warn into
11745 c_strict_warn. Set and substitute warn_cxxflags. Check for
11746 --enable-build-with-cxx. Set and substitute
11747 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11748 * Makefile.in (CXXFLAGS): New variable.
11749 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11750 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11751 the default is the same as $(STRICT_WARN).
11752 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11753 (CXX): New variable.
11754 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11755 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11756 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11757 (HOST_LIBS): New variable.
11758 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11759 (ALL_CXXFLAGS): New variable.
11760 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11761 * doc/install.texi (Configuration): Document
11762 --enable-build-with-cxx, --with-stage1-ldflags,
11763 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11764 * configure: Rebuild.
11766 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11768 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11769 from previous commit.
11771 2009-06-23 Ian Lance Taylor <iant@google.com>
11773 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11775 2009-06-23 Ian Lance Taylor <iant@google.com>
11777 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11778 with ATTRIBUTE_UNUSED.
11780 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11781 Pat Haugen <pthaugen@us.ibm.com>
11782 Revital Eres <eres@il.ibm.com>
11784 * config.in (HAVE_AS_POPCNTD): Add default definition.
11785 (HAVE_AS_LWSYNC): Ditto.
11787 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11789 (gcc_cv_as_powerpc_cmpb): Ditto.
11790 (gcc_cv_as_powerpc_dfp): Ditto.
11791 (gcc_cv_as_powerpc_vsx): Ditto.
11792 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11793 supporting the popcntd/lwsync instructions.
11794 (gcc_cv_as_powerpc_lwsync): Ditto.
11795 * configure: Regenerate.
11797 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11798 -mcpu=native and -mcpu=power7.
11799 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11801 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11802 a variable instead of a mask to reduce the number of mask bits.
11803 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11804 (-mbit-word): Ditto.
11805 (-mregnames): Ditto.
11806 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11807 (-mfused-madd): Ditto.
11809 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11811 (-mvsx): New switch for VSX instructions.
11812 (-misel): Move from a variable to a mask to allow it to be set by
11815 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11816 function declaration to an array declaration.
11817 (rs6000_hard_regno_nregs): New external array declaration.
11819 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11820 files included by rs6000.md.
11822 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11823 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11825 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11827 (rs6000_debug_reg): New -mdebug= variables.
11828 (rs6000_debug_addr): Ditto.
11829 (rs6000_debug_cost): Ditto.
11830 (rs6000_pmode): New variable to hold Pmode.
11831 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11832 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11833 calculated at compiler start.
11834 (rs6000_hard_regno_nregs): Change function to an array which holds
11835 HARD_REGNO_NREGS calculated at compiler start.
11836 (rs6000_explicit_options): Delete isel field.
11837 (rs6000_vector_unit): New array to hold which vector unit
11838 supports arithmetic options for a given type.
11839 (rs6000_vector_mem): New array to hold which vector unit supports
11840 memory reference operations for a given type.
11841 (rs6000_vector_align): New array to given the alignment of each
11843 (power7_cost): New basic costs for power7.
11844 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11845 (rs6000_hard_regno_nregs_internal): New function, moved from
11846 HARD_REGNO_NREGS, to calculate the number of registers each hard
11847 register takes for each type.
11848 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11849 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11850 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11851 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11852 unit information here so it is calculated once at compiler startup
11854 (rs6000_override_options): Make -misel a target mask. Add more
11855 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11856 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11858 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11859 (rs6000_handle_option): Move -misel from variable to target mask.
11860 (rs6000_builtin_mask_for_load): Add VSX support.
11861 (rs6000_conditional_register_usage): Ditto.
11862 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11863 (function_arg_boundary): Ditto.
11864 (rs6000_expand_builtin): Ditto.
11865 (def_builtin): Make abort message a little friendlier.
11866 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11868 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11869 assembler support the popcntd instruction instead of a vsx
11870 instruction to enable power7 support.
11871 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11872 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11873 option to the assembler if -mcpu=native.
11874 (ASM_CPU_NATIVE_SPEC): Ditto.
11875 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11877 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11878 the lwsync instruction.
11879 (enum processor_type): Add PROCESSOR_POWER7.
11880 (rs6000_debug_reg): New -mdebug= options.
11881 (rs6000_debug_addr): Ditto.
11882 (rs6000_debug_cost): Ditto.
11883 (rs6000_isel): Delete.
11884 (enum rs6000_vector): New enum to say what vector unit we have.
11885 (VECTOR_UNIT_*): New macros to say which vector unit has
11886 arithmetic operations for a given type.
11887 (VECTOR_MEM_*): New macros to say which vector unit has memory
11888 operations for a given type.
11889 (TARGET_LDBRX): Whether the machine supports the ldbrx
11891 (TARGET_ISEL): Delete, -misel moved to be a mask.
11892 (TARGET_ISEL64): New macro for 64-bit isel support.
11893 (UNITS_PER_VSX_WORD): New macro.
11894 (POINTER_SIZE): Move to be an external variable, rather than
11895 calculating whether we are generating 32 ot 64-bit code.
11897 (STACK_BOUNDARY): Add VSX support.
11898 (LOCAL_ALIGNMENT): Ditto.
11899 (SLOW_UNALIGNED_ACCESS): Ditto.
11900 (VSX_REGNO_P): New macro for VSX support.
11901 (VFLOAT_REGNO_P): Ditto.
11902 (VINT_REGNO_P): Ditto.
11903 (VLOGICAL_REGNO_P): Ditto.
11904 (VSX_VECTOR_MODE): Ditto.
11905 (VSX_SCALAR_MODE): Ditto.
11907 (VSX_MOVE_MODE): Ditto.
11908 (VSX_REG_CLASS_P): Ditto.
11909 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11911 (UNITS_PER_SIMD_WORD): Add VSX support.
11912 (MODES_TIEABLE_P): Ditto.
11913 (STARTING_FRAME_OFFSET): Ditto.
11914 (STACK_DYNAMIC_OFFSET): Ditto.
11915 (EPILOGUE_USES): Ditto.
11916 (REGNO_REG_CLASS): Move to array lookup.
11917 (CLASS_MAX_NREGS): Ditto.
11918 (rs6000_vector_reg_class): Add declaration.
11919 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11920 overlap with the floating point and Altivec registers.
11922 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11924 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11925 give the appropriate asm switches if -mcpu=native.
11926 (host_detect_local_cpu): Add support for "asm".
11927 (host_detect_local_cpu): Follow GNU code guidelines for name.
11929 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11930 -mbit-word to a variable instead of being a target mask.
11932 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11933 emit the lwsync instruction instead of emitting the instruction as
11934 an integer constant.
11936 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11937 fixuns_trundfsi2, move expander into rs6000.md.
11939 * config/rs6000/rs6000.md (cpu): Add power7.
11940 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11941 (logical predicate patterns): Change the single instruction
11942 primitives that set CR0 to be fast_compare instead of compare.
11944 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11945 (popcntddi2): Ditto.
11946 (popcount<mode>): Ditto.
11947 (floating multiply/add insns): Name the floating point
11948 multiply/add insns.
11949 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11950 (isel_unsigned_<mode>): Ditto.
11951 (fixuns_trundfsi2): Move expander here from spe.md.
11952 (smindi3): Define if we have -misel on 64-bit systems.
11957 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11959 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11961 * config/avr/avr.c (avr_current_device): New variable.
11962 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11963 (avr_arch, mcu_type_s): Move to avr.h.
11964 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11965 default_data_section_start fields.
11966 (avr_arch): Moved from avr.c.
11967 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11968 library_name fields.
11969 (avr_current_device, avr_mcu_types, avr_arch_types,
11970 avr_device_to_arch, avr_device_to_data_start,
11971 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11972 (EXTRA_SPEC_FUNCTIONS): Define.
11973 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11974 options mapping. Use device_to_arch and device_to_data_start insted.
11975 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11976 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11977 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11978 * config/avr/driver-avr.c: New file.
11979 * config/avr/avr-devices.c: New file.
11981 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11983 * var-tracking.c (unshare_variable): Force initialized to
11984 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11985 (set_variable_part): Likewise.
11986 (struct variable_union_info): Remove pos_src field.
11987 (vui_vec, vui_allocated): New variables.
11988 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11989 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11990 == 1 use a simpler sorting algorithm. Compute pos field right
11991 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11992 Avoid quadratic comparison if !flag_var_tracking_uninit.
11993 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11994 unshare_variable unconditionally.
11995 (dataflow_set_different_2): Removed.
11996 (dataflow_set_different): Don't traverse second hash table.
11997 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11998 unconditionally to var_reg_set or var_mem_set.
11999 (emit_notes_in_bb): Likewise.
12000 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12002 (emit_note_insn_var_location): Don't set initialized to
12003 VAR_INIT_STATUS_INITIALIZED early.
12004 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12006 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12008 * tree-object-size.c (addr_object_size): Instead of checking
12009 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12010 are no FIELD_DECLs following it.
12012 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12014 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12015 order to match bswaps with signed source operands.
12017 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12019 * sdbout.c (sdbout_one_type): Fix braces in switch.
12021 2009-06-23 Richard Guenther <rguenther@suse.de>
12023 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12025 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12026 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12027 var_callused, callused_tree, var_storedanything, storedanything_tree,
12028 var_integer, integer_tree): Remove global variables.
12029 (new_var_info): Do not pass new id, append the new var to the
12030 global variable vector.
12031 (do_ds_constraint): Use is_global_var member of the variable-info.
12032 (new_scalar_tmp_constraint_exp): Adjust.
12033 (create_function_info_for): Likewise.
12034 (create_variable_info_for): Likewise.
12035 (find_what_var_points_to): Remove dead code.
12036 (init_base_vars): Simplify.
12037 (compute_points_to_sets): Adjust.
12039 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12041 * combine.c (try_combine): Dump information about the insns we're
12044 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12046 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12047 check when calling force_to_mode on TRUNCATE's operand.
12049 2009-06-22 Ian Lance Taylor <iant@google.com>
12051 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12053 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12055 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12057 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12059 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12060 override library linkage flags such as -static-libgcc or
12063 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12065 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12067 2009-06-22 Ian Lance Taylor <iant@google.com>
12069 * config/linux.opt: Put mglibc ahead of muclibc.
12071 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12072 for duplicate decls.
12074 2009-06-22 Matthias Klose <doko@ubuntu.com>
12076 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12078 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12081 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12082 instead of NULL if a parser error occurs.
12084 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12086 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12087 non-DWARF2_DEBUGGING_INFO version.
12089 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12091 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12092 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12094 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12095 (LIBGCC2_TF_CEXT): Define.
12098 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12101 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12103 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12105 * config/arm/arm.c (arm_override_options): Disable
12106 -mcaller-super-interworking and -mcallee-super-interworking.
12107 * doc/invoke.texi (ARM Options): Document this.
12109 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12111 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12112 * config/arm/constraints.md (j): New constraint for movw operands.
12113 (N): Remove thumb2 meaning.
12114 * config/arm/arm.md (*arm_movw): Delete.
12115 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12116 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12117 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12119 2009-06-22 Martin Jambor <mjambor@suse.cz>
12121 PR tree-optimization/40492
12122 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12123 build_ref_for_offset.
12125 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12127 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12128 JUMP_TABLE_DATA_P predicates where applicable.
12129 * auto-inc-dec.c: Ditto.
12130 * builtins.c: Ditto.
12131 * caller-save.c: Ditto.
12133 * cfgcleanup.c: Ditto.
12134 * cfglayout.c: Ditto.
12136 * combine.c: Ditto.
12137 * combine-stack-adj.c: Ditto.
12141 * df-scan.c: Ditto.
12143 * dwarf2asm.c: Ditto.
12144 * dwarf2out.c: Ditto.
12145 * emit-rtl.c: Ditto.
12151 * function.c: Ditto.
12154 * genpreds.c: Ditto.
12155 * genrecog.c: Ditto.
12157 * ira-costs.c: Ditto.
12158 * ira-lives.c: Ditto.
12160 * loop-iv.c: Ditto.
12161 * lower-subreg.c: Ditto.
12162 * modulo-sched.c: Ditto.
12164 * postreload.c: Ditto.
12165 * print-rtl.c: Ditto.
12167 * reginfo.c: Ditto.
12168 * regmove.c: Ditto.
12169 * reload1.c: Ditto.
12172 * rtlanal.c: Ditto.
12174 * sched-vis.c: Ditto.
12176 * sel-sched-ir.c: Ditto.
12177 * simplify-rtx.c: Ditto.
12178 * targhooks.c: Ditto.
12179 * var-tracking.c: Ditto.
12180 * vmsdbgout.c: Ditto.
12182 2009-06-22 Matthias Klose <doko@ubuntu.com>
12184 * Makefile.in (install-plugin): Always use DESTDIR.
12186 2009-06-22 Olivier Hainque <hainque@adacore.com>
12188 * config/pa/pa.c (output_call): Don't optimize post call jumps
12189 into return address adjustments if the call may throw.
12191 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12193 * arm.c (thumb1_output_casesi): New function.
12194 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12195 optimizing for size or PIC.
12196 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12197 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12198 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12199 (thumb1_casesi_internal_pic): New expand rule.
12200 (thumb1_casesi_dispatch): New pattern.
12201 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12203 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12204 in the text seciton when PIC or optimizing for size.
12205 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12206 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12207 preservation properties of code.
12208 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12209 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12210 (__gnu_thumb1_case_si): New function.
12211 * t-arm (LIB1ASMSRC): Define here.
12212 (LIB1ASMFUNCS): Add some common functions.
12213 * t-arm-elf (LIB1ASMSRC): Delete.
12214 (LIB1ASMFUNCS): Append to existing set.
12215 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12216 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12217 * t-symbian (LIB1ASMFUNCS): Likewise.
12218 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12219 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12221 2009-06-21 Richard Guenther <rguenther@suse.de>
12223 PR tree-optimization/38729
12224 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12225 to loops with a single exit if -fno-expensive-optimizations.
12227 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12229 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12230 (dataflow_set): Change vars type from htab_t to shared_hash.
12231 (shared_hash_pool, empty_shared_hash): New variables.
12232 (vars_clear): Removed.
12233 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12234 shared_hash_find_slot_unshare, shared_hash_find_slot,
12235 shared_hash_find_slot_noinsert, shared_hash_find): New
12237 (shared_hash_unshare, shared_hash_destroy): New functions.
12238 (unshare_variable): Unshare set->vars if shared, use
12240 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12241 (get_init_value, find_src_set_src, dump_dataflow_set,
12242 clobber_variable_part, emit_notes_for_differences): Use
12244 (dataflow_set_init): Remove second argument, set vars to
12245 empty_shared_hash instead of creating a new htab.
12246 (dataflow_set_clear): Call shared_hash_destroy and set vars
12247 to empty_shared_hash instead of calling vars_clear.
12248 (dataflow_set_copy): Don't call vars_copy, instead just share
12249 the src htab with dst.
12250 (variable_union): Use shared_hash_*, use initially NO_INSERT
12251 lookup if set->vars is shared. Don't keep slot cleared before
12252 calling unshare_variable. Unshare set->vars if needed.
12253 Even ->refcount == 1 vars must be unshared if set->vars is shared
12254 and var needs to be modified.
12255 (variable_canonicalize): New function.
12256 (dataflow_set_union): If dst->vars is empty, just share src->vars
12257 with dst->vars and traverse with variable_canonicalize to canonicalize
12258 and unshare what is needed.
12259 (dataflow_set_different): If old_set and new_set use the same shared
12260 htab, they aren't different. If number of htab elements is different,
12261 htabs are different. Use shared_hash_*.
12262 (dataflow_set_destroy): Call shared_hash_destroy instead of
12264 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12265 second argument to dataflow_set_init.
12266 (vt_initialize): Likewise. Initialize shared_hash_pool and
12267 empty_shared_hash, move bb in/out initialization afterwards.
12268 Use variable_htab_free instead of NULL as changed_variables del hook.
12269 (variable_was_changed): Change type of second argument to pointer to
12270 dataflow_set. When inserting var into changed_variables, bump
12271 refcount. Unshare set->vars if set is shared htab and slot needs to
12273 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12274 lookup if set->vars is shared. Unshare set->vars if needed.
12275 Even ->refcount == 1 vars must be unshared if set->vars is shared
12276 and var needs to be modified. Adjust variable_was_changed caller.
12277 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12278 vars must be unshared if set->vars is shared and var needs to be
12279 modified. Adjust variable_was_changed caller.
12280 (emit_note_insn_var_location): Don't pool_free var.
12281 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12283 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12284 free_alloc_pool on shared_hash_pool.
12286 2009-06-20 Anthony Green <green@moxielogic.com>
12288 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12289 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12291 2009-06-20 Richard Guenther <rguenther@suse.de>
12293 * tree-ssa-structalias.c (find_func_aliases): For memset use
12294 a constraint from NULL if we memset to zero.
12295 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12296 we explicitly handle that do not read from memory.
12297 (call_may_clobber_ref_p_1): Properly handle builtins that may
12300 2009-06-20 Richard Guenther <rguenther@suse.de>
12302 PR tree-optimization/40495
12303 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12304 (new_scalar_tmp_constraint_exp): New function.
12305 (process_constraint): Do not create temporary decls.
12306 (process_all_all_constraints): Likewise.
12307 (handle_const_call): Likewise.
12308 (create_function_info_for): Do not set decl.
12310 2009-06-19 Ian Lance Taylor <iant@google.com>
12312 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12313 (rs6000_attribute_table): Make static; move before use.
12315 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12317 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12318 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12319 Propagate the TREE_READONLY flag without overwriting it.
12320 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12321 Propagate the TREE_READONLY flag onto the result.
12322 (process_call_operands): Move around. Use correct constant value.
12324 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12327 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12328 * config/arm/arm.md: Likewise.
12330 2009-06-19 Ian Lance Taylor <iant@google.com>
12332 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12333 to GIMPLE_ERROR_MARK.
12335 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12336 op2_original_type parameters. Warn about using different enum types.
12337 * c-parser.c (c_parser_conditional_expression): Pass original
12338 types to build_conditional_expr.
12339 * c-tree.h (build_conditional_expr): Update declaration.
12341 2009-06-19 Ian Lance Taylor <iant@google.com>
12343 * config/i386/i386.c (ix86_function_specific_save): Test that
12344 fields match values, rather than testing the values are in a
12347 2009-06-19 Richard Guenther <rguenther@suse.de>
12349 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12350 ADDR_EXPR pointers.
12351 (ptr_derefs_may_alias_p): Likewise.
12352 (ptr_deref_may_alias_ref_p_1): New function.
12353 (ptr_deref_may_alias_ref_p): Likewise.
12354 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12355 covered by looking at the ESCAPED solution.
12356 (call_may_clobber_ref_p_1): Likewise.
12357 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12358 Handle NULL_TREE offset. Do not produce redundant constraints.
12359 (process_all_all_constraints): New helper function.
12360 (do_structure_copy): Use it.
12361 (handle_lhs_call): Likewise.
12362 (find_func_aliases): Handle some builtins with pointer arguments
12363 and/or return values explicitly.
12365 2009-06-19 Ian Lance Taylor <iant@google.com>
12367 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12369 2009-06-19 Ian Lance Taylor <iant@google.com>
12371 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12373 2009-06-19 Ian Lance Taylor <iant@google.com>
12375 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12376 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12379 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12380 uninitialized const.
12382 2009-06-19 Ian Lance Taylor <iant@google.com>
12384 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12387 * c-decl.c (in_struct, struct_types): Remove.
12388 (struct c_binding): Add in_struct field.
12389 (c_binding_ptr): Define type, along with VEC.
12390 (struct c_struct_parse_info): Define.
12391 (struct_parse_info): New static variable.
12392 (bind): Initialize in_struct field.
12393 (start_struct): Remove enclosing_in_struct and
12394 enclosing_struct_types parameters. Add
12395 enclosing_struct_parse_info parameter. Change all callers. Set
12396 struct_parse_info rather than in_struct and struct_types.
12397 (grokfield): If -Wc++-compat and there is a symbol binding for the
12398 field name, set the in_struct flag and push it on the
12399 struct_parse_info->fields vector.
12400 (warn_cxx_compat_finish_struct): New static function.
12401 (finish_struct): Remove enclosing_in_struct and
12402 enclosing_struct_types parameters. Add
12403 enclosing_struct_parse_info parameter. Change all callers. Don't
12404 set C_TYPE_DEFINED_IN_STRUCT here. Call
12405 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12406 parameter. Only push on struct_types if warn_cxx_compat.
12407 (finish_enum): Only push on struct_types if warn_cxx_compat.
12408 (declspecs_add_type): Add loc parameter. Change all callers.
12409 Change all error calls to error_at. Pass loc, not input_location,
12410 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12411 defined in a struct. If -Wc++-compat and parsing a struct, record
12412 that a typedef name was used.
12413 * c-parser.c (c_parser_declspecs): Get location to pass to
12414 declspecs_add_type.
12415 (c_parser_struct_or_union_specifier): Update calls to start_struct
12417 * c-tree.h (struct c_struct_parse_info): Declare.
12418 (finish_struct, start_struct): Update declarations.
12419 (declspecs_add_type): Update declaration.
12421 2009-06-19 Ian Lance Taylor <iant@google.com>
12423 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12424 variable with an anonymous type.
12426 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12428 * see.c: Remove for real.
12430 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12432 * optabs.h (enum optab_index): Add new OTI_significand.
12433 (significand_optab): Define corresponding macro.
12434 * optabs.c (init_optabs): Initialize significand_optab.
12435 * genopinit.c (optabs): Implement significand_optab using
12436 significand?f2 patterns.
12437 * builtins.c (expand_builtin_mathfn): Handle
12438 BUILT_IN_SIGNIFICAND{,F,L}.
12439 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12440 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12442 * config/i386/i386.md (significandxf2, significand<mode>2): New
12443 expanders to implement significandf, significand and significandl
12444 built-ins as inline x87 intrinsics.
12446 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12448 * config/avr/avr.c (avr_override_options): Remove setting value of
12449 PARAM_INLINE_CALL_COST.
12451 2009-06-18 Richard Henderson <rth@redhat.com>
12454 * tree-pass.h (TDF_ASMNAME): New.
12455 * tree-dump.c (dump_options): Add asmname.
12456 * doc/invoke.texi: Document it.
12458 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12459 (dump_decl_name): ...here.
12460 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12461 (dump_generic_node): Update dump_function_name calls.
12462 (print_call_name): New flags arg; update all dump calls.
12463 * diagnostic.h (print_call_name): Update.
12464 * gimple-pretty-print.c (dump_gimple_call): Update.
12466 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12469 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12471 2009-06-18 Diego Novillo <dnovillo@google.com>
12473 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12474 * plugin.c (str_license): Declare.
12475 (try_init_one_plugin): Assert that the symbol
12476 'plugin_is_GPL_compatible' exists.
12478 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12481 * Makefile.in (OBJS-common): Remove see.o.
12483 * common.opt (fsee): Mark as preserved for backward compatibility.
12484 * opts.c (common_handle_option): Add OPT_fsee to the backward
12485 compatibility section.
12486 * passes.c (init_optimization_passes, pass_see): Remove pass.
12487 * timevar.def (TV_SEE): Remove.
12488 * tree-pass.h (pass_see): Remove declaration.
12489 * doc/invoke.texi (-fsee): Remove documentation.
12491 2009-06-18 Martin Jambor <mjambor@suse.cz>
12493 * tree-sra.c: Include statistics.h
12494 (sra_stats): New variable.
12495 (sra_initialize): Clear sra_stats.
12496 (create_access_replacement): Increment sra_stats.replacements.
12497 (get_access_replacement): Do not return twice.
12498 (analyze_all_variable_accesses): Increment statistics counter by the
12499 number of scalarized aggregates.
12500 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12501 (sra_modify_expr): Increment sra_stats.exprs.
12502 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12503 (sra_modify_assign): Increment sra_stats.exprs,
12504 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12505 (perform_intra_sra): Update statistics counters.
12506 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12508 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12510 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12511 (arm_scalar_mode_supported_p): New function.
12513 2009-06-18 Paul Brook <paul@codesourcery.com>
12514 Sandra Loosemore <sandra@codesourcery.com>
12516 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12517 (__extendhfsf2, __truncsfhf2): Define.
12518 * config/arm/fp16.c: New file.
12519 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12520 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12522 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12524 * doc/extend.texi (Half-Precision): New section.
12525 * doc/invoke.texi (Option Summary): List -mfp16-format.
12526 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12527 * config/arm/arm.opt (mfp16-format=): New.
12528 * config/arm/arm.c: Include intl.h.
12529 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12530 (TARGET_INVALID_RETURN_TYPE): Redefine.
12531 (TARGET_PROMOTED_TYPE): Redefine.
12532 (TARGET_CONVERT_TO_TYPE): Redefine.
12533 (arm_fp16_format): Define.
12534 (all_fpus): Add entry for neon-fp16.
12535 (fp_model_for_fpu): Likewise.
12536 (struct fp16_format): Declare.
12537 (all_fp16_formats): Define.
12538 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12540 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12542 (arm_legitimate_index_p): Treat HFmode like HImode.
12543 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12544 (coproc_secondary_reload_class): Special-case HFmode.
12545 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12546 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12547 (arm_init_fp16_builtins): New.
12548 (arm_init_builtins): Call it.
12549 (arm_invalid_parameter_type): New.
12550 (arm_invalid_return_type): New.
12551 (arm_promoted_type): New.
12552 (arm_convert_to_type).
12553 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12555 (arm_emit_fp16_const): New function.
12556 (arm_mangle_type): Mangle __fp16 as "Dh".
12557 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12559 (TARGET_NEON_FP16): New.
12560 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12561 (enum fputype): Add FPUTYPE_NEON_FP16.
12562 (enum arm_fp16_format_type): Declare.
12563 (arm_fp16_format): Declare.
12564 (LARGEST_EXPONENT_IS_NORMAL): Define.
12565 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12566 * config/arm/arm-modes.def (HFmode): Define.
12567 * config/arm/vfp.md: (*movhf_vfp): New.
12568 (extendhfsf2): New.
12570 * config/arm/arm.md: (fpu): Add neon_fp16.
12571 (floatsihf2, floatdihf2): New.
12572 (fix_trunchfsi2, fix_trunchfdi2): New.
12574 (extendhfdf2): New.
12576 (*arm32_movhf): New.
12577 (*thumb1_movhf): New.
12578 (consttable_2): Add check for HFmode constants.
12579 (consttable_4): Handle HFmode constants.
12581 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12583 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12585 2009-06-17 Olivier Hainque <hainque@adacore.com>
12587 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12588 const char ** conversion in AIX specific section.
12590 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12592 * config/i386/i386.c (ix86_special_builtin_type): Remove
12593 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12594 (bdesc_special_args): Updated.
12595 (ix86_init_mmx_sse_builtins): Likewise.
12596 (ix86_expand_special_args_builtin): Likewise.
12598 2009-06-17 Richard Henderson <rth@redhat.com>
12600 * tree-pretty-print.c (maybe_dump_asm_name): New.
12601 (dump_decl_name): Use it.
12602 (PRINT_FUNCTION_NAME): Merge into...
12603 (dump_function_name): ... here. Use maybe_dump_asm_name.
12605 2009-06-17 Cary Coutant <ccoutant@google.com>
12607 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12609 * debug.c (struct gcc_debug_hooks): Change placeholder for
12611 (debug_nothing_int_charstar_int): Replaced by...
12612 (debug_nothing_int_charstar_int_bool): ...this.
12613 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12614 source_line prototype.
12615 (debug_nothing_int_charstar_int): Replaced by...
12616 (debug_nothing_int_charstar_int_bool): ...this.
12617 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12618 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12619 Output is_stmt operand when necessary.
12620 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12621 (notice_source_line): Add is_stmt parameter.
12622 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12623 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12625 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12626 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12628 2009-06-17 Ian Lance Taylor <iant@google.com>
12630 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12632 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12635 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12637 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12638 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12639 tree_strip_sign_nop_conversions and
12640 tree_ssa_strip_useless_type_conversions rather than stripping
12641 the operations here.
12642 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12644 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12645 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12646 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12647 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12650 2009-06-17 Michael Eager <eager@eagercon.com>
12652 * config/rs6000/constraints.md (register_constraint "d"): New.
12653 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12654 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12655 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12656 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12657 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12658 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12659 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12660 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12661 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12662 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12664 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12665 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12666 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12667 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12668 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12669 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12670 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12671 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12672 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12673 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12674 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12675 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12676 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12677 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12679 2009-06-16 Ian Lance Taylor <iant@google.com>
12681 * profile.c (total_num_never_executed): Don't define.
12682 (compute_branch_probabilities): Don't count or print
12683 num_never_executed.
12684 (init_branch_prob): Don't set total_num_never_executed.
12685 (end_branch_prob): Don't print total_num_never_executed.
12687 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12689 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12691 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12693 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12694 (nabstd2_fpr): Same.
12696 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12698 * expr.c (expand_assignment): Change complex type check.
12700 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12702 * doc/plugins.texi (Building GCC plugins): Added new section.
12704 2009-06-17 Ian Lance Taylor <iant@google.com>
12706 * c-pch.c (get_ident): Don't set size of templ array.
12707 (pch_init): Don't set size of partial_pch array.
12709 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12710 string constant to intialize an array whose size is the length of
12713 2009-06-17 Richard Guenther <rguenther@suse.de>
12715 PR tree-optimization/40389
12716 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12717 to addressable types.
12718 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12720 2009-06-17 Richard Guenther <rguenther@suse.de>
12722 PR middle-end/40460
12723 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12724 if there is no evolution of left in the loop bail out.
12725 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12726 chrec_fold_multiply.
12728 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12729 Janis Johnson <janis187@us.ibm.com>
12732 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12733 for the symbol ref of a constant that is the source of a move
12734 - nor for any other not-obvious-label-ref constants.
12736 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12738 * plugin.c (position_pass): Skip newly inserted pass during list
12739 traversal to avoid repeated insertion.
12741 2009-06-16 Ian Lance Taylor <iant@google.com>
12743 * vec.h (VEC_stack_alloc): Define different version if
12744 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12745 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12746 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12747 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12749 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12751 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12753 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12754 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12755 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12756 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12757 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12758 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12759 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12760 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12761 __builtin_ia32_rdtscp.
12762 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12763 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12764 and __builtin_ia32_rorhi.
12765 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12766 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12767 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12768 (ix86_expand_args_builtin): Likewise.
12769 (ix86_expand_special_args_builtin): Likewise.
12771 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12772 (UNSPECV_RDTSC): Likewise.
12773 (UNSPECV_RDPMC): Likewise.
12774 (*bsr): Renamed to ...
12776 (*bsr_rex64): Renamed to ...
12779 (*rdpmc): Likewise.
12780 (*rdpmc_rex64): Likewise.
12782 (*rdtsc): Likewise.
12783 (*rdtsc_rex64): Likewise.
12784 (rdtscp): Likewise.
12785 (*rdtscp): Likewise.
12786 (*rdtscp_rex64): Likewise.
12788 * config/i386/ia32intrin.h: New.
12790 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12792 2009-06-16 Ian Lance Taylor <iant@google.com>
12794 * ira-build.c (copy_info_to_removed_store_destinations):
12795 Initialize parent_a.
12797 2009-06-16 Ian Lance Taylor <iant@google.com>
12799 * c-decl.c (grokdeclarator): Change size_varies to bool.
12801 2009-06-16 Ian Lance Taylor <iant@google.com>
12803 * sel-sched.c: Make forward declarations of move_op_hooks and
12804 fur_hooks explicitly extern.
12806 2009-06-16 Ian Lance Taylor <iant@google.com>
12808 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12809 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12811 2009-06-16 Ian Lance Taylor <iant@google.com>
12813 * resource.c (mark_referenced_resources): Change
12814 include_delayed_effects parameter to bool. Change all callers.
12815 (mark_end_of_function_resources): Likewise.
12816 * reorg.c (insn_references_resource_p): Likewise.
12817 (insn_sets_resource_p): Likewise.
12818 * resource.h (mark_referenced_resources): Update declaration.
12819 (mark_end_of_function_resources): Update declaration.
12821 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12823 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12825 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12827 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12828 GCC can bootstrap on AIX with GNU Binutils 2.20.
12830 2009-06-16 Ian Lance Taylor <iant@google.com>
12832 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12834 2009-06-16 Ian Lance Taylor <iant@google.com>
12836 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12837 inline, not extern inline.
12838 (exact_log2): Likewise.
12839 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12841 (exact_log2): Likewise, but don't test CTZ_HWI.
12843 2009-06-16 Ian Lance Taylor <iant@google.com>
12845 * bitmap.c (bitmap_clear): Don't declare as inline.
12846 * gimple.c (gimplify_assign): Likewise.
12847 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12848 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12849 (sched_scan_info): Remove duplicate definition.
12851 2009-06-16 Ian Lance Taylor <iant@google.com>
12853 * c-common.c (skip_evaluation): Don't define.
12854 (c_inhibit_evaluation_warnings): Define global variable.
12855 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12856 than skip_evaluation.
12857 (convert_and_check, warn_for_div_by_zero): Likewise.
12858 * c-common.h (skip_evaluation): Don't declare.
12859 (c_inhibit_evaluation_warnings): Declare.
12860 * c-parser.c (c_parser_typeof_specifier): Set
12861 c_inhibit_evaluation_warnings rather than skip_evaluation.
12862 (c_parser_conditional_expression): Likewise.
12863 (c_parser_binary_expression): Likewise.
12864 (c_parser_sizeof_expression): Likewise.
12865 (c_parser_alignof_expression): Likewise.
12866 * c-typeck.c (build_indirect_ref): Check
12867 c_inhibit_evaluation_warnings rather than skip_evaluation.
12868 (build_conditional_expr, build_binary_op): Likewise.
12870 2009-06-16 Richard Guenther <rguenther@suse.de>
12872 * tree-ssa-alias.c (is_escape_site): Remove.
12873 * tree-ssa-alias.h (enum escape_type): Remove.
12874 (is_escape_site): Likewise.
12875 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12876 via casts and asms without deferring to is_escape_site.
12878 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12880 PR middle-end/40446
12881 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12882 use gen_lowpart if op0 has complex mode.
12884 2009-06-16 Richard Guenther <rguenther@suse.de>
12886 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12887 variables add them to ESCAPED.
12888 (find_func_aliases): Do not make all indirectly stored values escaped.
12890 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12892 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12893 make_decl_one_only.
12895 2009-06-16 Martin Jambor <mjambor@suse.cz>
12897 PR tree-optimization/40432
12898 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12899 check whether we need to force gimple register operand.
12901 2009-06-16 Martin Jambor <mjambor@suse.cz>
12903 PR tree-optimization/40413
12904 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12905 build_ref_for_offset.
12906 (propagate_subacesses_accross_link): Fix a typo in a comment.
12908 2009-06-16 Ira Rosen <irar@il.ibm.com>
12910 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12911 with additional parameter.
12912 * tree-vectorizer.h (enum vect_def_type): Add new value
12914 (enum vect_relevant): Add comments.
12915 (vect_is_simple_reduction): Add new argument.
12916 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12917 Detect nested cycles.
12918 (vect_is_simple_reduction): Update documentation, add an argument to
12919 distinguish inner-loop reduction from nested cycle, detect nested
12920 cycles, fix printings and indentation, don't swap operands in case
12922 (get_initial_def_for_reduction): Handle subtraction.
12923 (vect_create_epilog_for_reduction): Add new argument to specify
12924 reduction variable.
12925 (vect_finalize_reduction): Handle subtraction, fix comments.
12926 (vectorizable_reduction): Handle nested cycles. In case of nested
12927 cycle keep track of the reduction variable position. Call
12928 vect_is_simple_reduction with additional parameter. Use original
12929 statement code in reduction epilogue for nested cycle. Call
12930 vect_create_epilog_for_reduction with additional parameter.
12931 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12932 inner-loop vectorization.
12933 (vect_recog_widen_sum_pattern): Likewise.
12934 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12936 (vect_mark_stmts_to_be_vectorized): Likewise.
12937 (vect_get_vec_def_for_operand): Handle nested cycles.
12939 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12941 * doc/invoke.texi (Debugging Options): Fix option index entries
12942 for -fdump-statistics, -frandom-seed add entries for
12943 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12944 (FRV Options): Fix entries for -mTLS, -mtls.
12945 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12946 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12947 (M68hc1x Options): Fix @itemx for -mnominmax.
12948 (MCore Options): Fix entry for -mno-lsim.
12949 (MMIX Options): Fix entry for -mabi=mmixware.
12950 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12952 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12954 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12955 Mention the plugin mode of gengtype.
12956 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12957 * gengtype.c: Updated copyright.
12958 (plugin_files, nb_plugin_files) Added new static variables.
12959 (measure_input_list) Care about plugin_files.
12960 (write_rtx_next): Added early return in plugin mode.
12961 (create_file): Updated copyright year in generated file. Added
12963 (oprintf): Added early return if NULL outf.
12964 (get_output_file_with_visibility): Care of plugin_files.
12965 (get_output_file_name): May return null.
12966 (write_local): Added early return.
12967 (put_mangled_filename): Ditto.
12968 (finish_root_table): Added check for base_files.
12969 (write_roots): Care about null when plugins.
12970 (main): Added plugin mode.
12972 2009-06-15 Ian Lance Taylor <iant@google.com>
12974 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12975 * gcov.c (read_count_file): Add braces around variables declared
12978 * c.opt (Wjump-misses-init): New warning.
12979 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12980 -Wall and -Wc++-compat if not already set.
12981 (c_common_post_options): Clear warn_jump_misses_init if it was not
12983 * c-decl.c (struct c_binding): Change type field to a union with
12984 new label field. Make it the first field in the struct. Update
12985 references to type to use u.type instead.
12986 (struct c_spot_bindings): Define.
12987 (struct c_goto_bindings): Define.
12988 (c_goto_bindings_p): Define, along with VECs.
12989 (struct c_label_vars): Define.
12990 (struct c_scope): Add has_label_bindings field.
12991 (bind_label, set_spot_bindings): New static functions.
12992 (decl_jump_unsafe, update_spot_bindings): New static functions.
12993 (update_label_decls): New static function.
12994 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12995 Update binding u.label field to shadowed field.
12996 (c_binding_start_stmt_expr): New function.
12997 (c_binding_end_stmt_expr): New function.
12998 (pushdecl): Don't call c_begin_vm_scope.
12999 (make_label): Add defining and p_label_vars parameters. Change
13001 (lookup_label): Correct test for whether a label has not yet been
13002 defined. Call bind_label rather than bind.
13003 (warn_about_goto): New static function.
13004 (lookup_label_for_goto): New function.
13005 (declare_label): Call bind_label rather than bind.
13006 (check_earlier_gotos): New static function.
13007 (define_label): Don't give errors about jumping into statement
13008 expressions or scopes of variably modified types. Call
13009 set_spot_bindings and check_earlier_gotos. Call bind_label
13010 instead of bind. Don't set label_context_stack_se or
13011 label_context_stack_vm.
13012 (c_get_switch_bindings): New function.
13013 (c_release_switch_bindings): New function.
13014 (c_check_switch_jump_warnings): New function.
13015 (start_function): Don't set label_context_stack_se or
13016 label_context_stack_vm.
13017 (finish_function): Likewise.
13018 * c-typeck.c (label_context_stack_se): Don't define.
13019 (label_context_stack_vm): Don't define.
13020 (c_finish_goto_label): Call lookup_label_for_goto rather than
13021 lookup_label. Don't give errors about jumping into a statement
13022 expression or the scope of a variably modified type. Don't set
13023 label_context_stack_se or label_context_stack_vm.
13024 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13025 fields. Add bindings field.
13026 (c_start_case): Don't set deleted fields. Set bindings field.
13027 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13028 or blocked_vm. Call c_check_switch_jump_warnings.
13029 (c_finish_case): Don't test blocked_stmt_expr field. Call
13030 c_release_switch_bindings.
13031 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13032 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13033 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13034 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13035 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13036 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13037 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13038 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13039 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13040 (C_DECL_UNJUMPABLE_VM): Don't define.
13041 (C_DECL_UNDEFINABLE_VM): Don't define.
13042 (struct c_label_list): Don't define.
13043 (struct c_label_context_se): Don't define.
13044 (struct c_label_context_vm): Don't define.
13045 (struct c_spot_bindings): Declare.
13046 (c_bindings_start_stmt_expr): Declare.
13047 (c_bindings_end_stmt_expr): Declare.
13048 (lookup_label_for_goto): Declare.
13049 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13050 (c_check_switch_jump_warnings): Declare.
13051 (label_context_stack_se, label_context_stack_vm): Don't declare.
13052 (c_finish_goto_label): Update declaration.
13053 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13054 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13055 (Warning Options): Document -Wjump-misses-init.
13057 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13059 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13062 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13064 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13066 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13068 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13070 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13072 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13074 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13076 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13077 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13078 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13079 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13080 * dwarf2asm.c (dw2_force_const_mem): Update call to
13081 make_decl_one_only.
13082 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13083 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13084 * langhooks.c (lhd_comdat_group): Remove.
13085 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13086 * tree.h (DECL_COMDAT_GROUP): New.
13087 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13088 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13089 (make_decl_one_only): Change signature.
13090 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13091 make_decl_one_only.
13092 (make_decl_one_only): Change signature.
13093 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13095 2009-06-15 Richard Guenther <rguenther@suse.de>
13097 PR middle-end/40439
13098 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13100 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13102 * tree-ssa-math-opts.c: Remove extra divide.
13104 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13106 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13108 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13110 * passes.c: Add bswap pass.
13111 * tree-pass.h: Add pass_optimize_bswap declaration.
13112 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13113 Include rtl.h, expr.h and optabs.h for optab_handler check.
13114 (struct symbolic_number, pass_optimize_bswap): New definition.
13115 (do_shift_rotate, verify_symbolic_number_p): New functions.
13116 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13117 (gate_optimize_bswap): New function.
13118 * tree.c (widest_int_cst_value): New function.
13119 * tree.h (widest_int_cst_value): Prototype added.
13121 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13123 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13124 REG_EQUAL/REG_EQUIV notes.
13126 2009-06-14 Richard Guenther <rguenther@suse.de>
13128 PR middle-end/40389
13129 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13130 has its address taken if NRV was applied and it is addressable.
13131 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13132 function split out from ...
13133 (get_constraint_for_1): ... here.
13134 (handle_rhs_call): Use it to mark the return slot escaped if
13135 it is addressable and NRV was applied.
13137 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13139 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13140 Change first argument type to location_t.
13141 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13142 Do not set input_location.
13143 Use loc instead of input_location throughout.
13145 2009-06-13 Richard Guenther <rguenther@suse.de>
13147 PR tree-optimization/40421
13148 * tree-predcom.c (should_unroll_loop_p): Remove.
13149 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13151 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13153 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13154 Add location argument.
13156 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13158 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13160 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13161 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13162 * config/spu/spu-protos.h: Add location to
13163 spu_resolve_overloaded_builtin.
13164 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13165 spu_build_builtin_va_list.
13166 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13167 argument. Pass location to build_function_call_vec.
13168 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13170 (emit_fpu_switch): Same.
13171 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13172 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13173 to build_decl and create_artificial_label.
13174 (xtensa_gimplify_va_arg_expr): Same.
13175 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13176 (xstormy16_gimplify_va_arg_expr): Same.
13177 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13178 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13179 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13180 (mips16_build_function_stub): Same.
13181 (mips16_build_call_stub): Same.
13183 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13186 * arm/constraints.md (Pa, Pb): New constraints.
13187 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13188 split pattern to deal with them.
13190 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13192 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13193 fix index entry for -Xpreprocessor.
13195 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13197 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13198 Add location argument to build_decl call.
13199 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13200 (rs6000_init_builtins): Same.
13201 (spe_init_builtins): Same.
13202 (rs6000_gimplify_va_arg): Add location argument to
13203 create_artificial_label call.
13205 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13207 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13208 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13209 * Makefile.in: Fix GGC dependency for gcse.o.
13211 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13213 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13214 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13215 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13217 * c-parser.c (c_parser_binary_expression): Use current column while
13218 building binary operations.
13219 * common.opt (fshow-column): Enable by default.
13220 * tree-vrp.c (check_array_ref): Use warning_at.
13221 (check_array_bounds): Use location from call back if expr has no
13223 * tree.h: Add location argument to maybe_fold_*.
13224 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13225 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13226 (maybe_fold_offset_to_component_ref): Same.
13227 (maybe_fold_offset_to_reference): Same.
13228 (maybe_fold_offset_to_address): Same.
13229 (maybe_fold_stmt_indirect): Same.
13230 (maybe_fold_stmt_addition): Same.
13231 (fold_stmt_r): Pass location to maybe_fold_*.
13232 (fold_gimple_assign): Same.
13233 * c-tree.h: Add location argument to finish_decl,
13234 default_function_array_conversion, store_init_value.
13235 * c-decl.c (define_label): Use error_at.
13236 (c_make_fname_decl): Pass location to finish_decl.
13237 (finish_decl): New location argument.
13238 (build_compound_literal): Pass location to store_init_value.
13239 (grokdeclarator): Pass location to finish_decl.
13241 * c-typeck.c (array_to_pointer_conversion): New location argument.
13242 (function_to_pointer_conversion): Same.
13243 (default_function_array_conversion): Same.
13244 (parser_build_unary_op): Pass location to overflow_warning.
13245 (parser_build_binary_op): Same. Use warning_at.
13246 (build_unary_op): Pass location to array_to_pointer_conversion.
13247 (build_c_cast): Pass location to digest_init.
13248 (build_modify_expr): New location argument.
13249 (convert_for_assignment): Same.
13250 (store_init_value): Same.
13251 (digest_init): Same.
13252 (output_init_element): Pass location to digest_init and
13253 array_to_pointer_conversion.
13254 (c_finish_return): Pass location to convert_for_assignment.
13255 * gimplify.c (gimplify_conversion): Pass location to
13256 maybe_fold_offset_to_address.
13257 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13258 to maybe_fold_stmt_addition.
13259 * c-omp.c (c_finish_omp_atomic): Pass new location to
13261 (c_finish_omp_for): Same.
13262 * c-common.c (overflow_warning): New argument.
13263 * c-common.h: New argument to build_modify_expr, overflow_warning.
13264 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13266 (c_parser_initializer): Pass location to
13267 default_function_array_conversion.
13268 (c_parser_initelt): Same.
13269 (c_parser_initval): Same.
13270 (c_parser_asm_operands): Same.
13271 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13272 (c_parser_conditional_expression): Same.
13273 (c_parser_binary_expression): Add location info to stack. Use it.
13274 (c_parser_unary_expression): Pass location to
13275 default_function_array_conversion, parser_build_unary_op,
13276 build_indirect_ref, c_parser_postfix_expression_after_primary.
13277 (c_parser_postfix_expression_after_primary): New location argument.
13279 (c_parser_expression_conv): Pass location to
13280 default_function_array_conversion.
13281 (c_parser_expr_list): Same.
13282 (c_parser_omp_atomic): Same.
13283 (c_parser_omp_for_loop): Same.
13284 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13285 (build_array_declarator): New argument.
13286 * c-decl.c (build_array_declarator): Add location argument.
13287 (grokdeclarator): Set id_loc for cdk_array.
13288 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13289 build_array_declarator.
13290 * tree.c (build_omp_clause): Add location argument.
13291 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13292 (OMP_CLAUSE_LOCATION): New macro.
13293 (struct tree_omp_clause): Add location field.
13294 (build_omp_clause): Add argument.
13295 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13296 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13298 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13299 (cp_parser_omp_clause_collapse): Same.
13300 (cp_parser_omp_clause_default): Same.
13301 (cp_parser_omp_clause_if): Same.
13302 (cp_parser_omp_clause_nowait): Same.
13303 (cp_parser_omp_clause_num_threads): Same.
13304 (cp_parser_omp_clause_ordered): Same.
13305 (cp_parser_omp_clause_schedule): Same.
13306 (cp_parser_omp_clause_untied): Same.
13307 (cp_parser_omp_for_loop): Same.
13308 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13309 * c-tree.h (c_start_case): Add location argument.
13310 (c_process_expr_stmt): Same.
13311 (c_finish_goto_*): Same.
13312 * tree-parloops.c (initialize_reductions): Pass location to
13314 (create_parallel_loop): Same.
13315 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13316 (gfc_trans_omp_reduction_list): Same.
13317 (gfc_trans_omp_clauses): Same.
13318 (gfc_trans_omp_do): Same.
13319 * c-typeck.c (c_finish_goto_label): Same.
13320 (c_finish_goto_ptr): New location argument.
13321 (c_start_case): Same.
13322 (emit_side_effect_warnings): Same.
13323 (c_process_expr_stmt): Same.
13324 (c_finish_stmt_expr): Same.
13325 (c_finish_omp_clauses): Use error_at instead of error.
13326 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13328 * c-omp.c (c_split_parallel_clauses): New location argument.
13329 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13330 to build_omp_clause.
13331 (convert_local_reference_stmt): Same.
13332 (convert_gimple_call): Same.
13333 * c-common.h (c_split_parallel_clauses): New argument.
13334 * c-parser.c (c_parser_statement_after_labels): Pass location to
13335 c_finish_goto_label.
13336 (c_parser_switch_statement): Pass location to c_start_case.
13337 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13338 and c_process_expr_stmt.
13339 (c_parser_omp_variable_list): Add location argument.
13340 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13341 (c_parser_omp_clause_default): Same.
13342 (c_parser_omp_clause_if): Same.
13343 (c_parser_omp_clause_num_threads): Same.
13344 (-c_parser_omp_clause_ordered): Same.
13345 (c_parser_omp_clause_reduction): Pass location to
13346 c_parser_omp_variable_list.
13347 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13348 (c_parser_omp_clause_untied): Same.
13349 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13350 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13352 * c-tree.h (check_for_loop_decls, undeclared_variable,
13353 build_component_ref, build_array_ref, build_external_ref,
13354 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13355 build_conditional_expr, build_compound_expr, c_cast_expr,
13356 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13357 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13359 * c-semantics.c (build_stmt): Same.
13360 (build_case_label): Same.
13361 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13362 (undeclared_variable): New argument.
13363 (make_label): Same.
13364 (lookup_label): Pass location on down.
13365 (define_label): Same.
13366 (finish_decl): Same.
13367 (build_compound_literal): Same.
13368 (finish_struct): Same.
13369 (finish_function): Do not set location here.
13370 (check_for_loop_decls): New argument.
13371 * tree.c (save_expr): Set location.
13372 (build_empty_stmt): New argument.
13373 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13374 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13375 * builtins.c (gimplify_va_arg_expr): Use locations.
13376 (expand_builtin_sync_operation): Same.
13377 * c-typeck.c (build_component_ref): New argument.
13378 (build_array_ref): Same.
13379 (build_external_ref): Same.
13380 (c_expr_sizeof_expr): Same.
13381 (c_expr_sizeof_type): Same.
13382 (parser_build_unary_op): Same.
13383 (build_conditional_expr): Same.
13384 (build_compound_expr): Pass location on down.
13385 (build_compound_expr): New argument.
13386 (build_c_cast): Same.
13387 (c_cast_expr): Same.
13388 (build_asm_expr): Same.
13389 (c_finish_return): Same.
13390 (c_process_expr_stmt): Pass location on down.
13391 (c_finish_stmt_expr): New argument.
13392 (push_clenaup): Same.
13393 (c_finish_omp_parallel): Same.
13394 (c_finish_omp_task): Same.
13395 * gimplify.c (gimplify_call_expr): Pass location on down.
13396 * c-omp.c (c_finish_omp_master): New argument.
13397 (c_finish_omp_critical): Same.
13398 (c_finish_omp_ordered): Same.
13399 (c_finish_omp_barrier): Same.
13400 (-c_finish_omp_taskwait): Same.
13401 (c_finish_omp_atomic): Same.
13402 (c_finish_omp_flush): Same.
13403 * tree-inline.c (copy_tree_body_r): Pass location on down.
13404 (inline_forbidden_p): Remove use of input_location.
13405 * c-gimplify.c (c_build_bind_expr): New argument.
13406 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13407 (c_sizeof_or_alignof_type): New argument.
13408 (c_alignof_expr): Same.
13409 (build_va_arg): Same.
13410 (c_add_case_label): Same.
13411 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13412 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13413 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13414 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13415 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13416 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13418 * stub-objc.c (objc_build_selector_expr): Same.
13419 (objc_build_throw_stmt): Same.
13420 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13421 (c_parser_initelt): Same.
13422 (c_parser_compound_statement): Same.
13423 (c_parser_compound_statement_nostart): Same.
13424 (c_parser_label): Same.
13425 (c_parser_statement_after_labels): Same.
13426 (c_parser_if_body): Same.
13427 (c_parser_else_body): Same.
13428 (c_parser_if_statement): Same.
13429 (c_parser_switch_statement): Same.
13430 (c_parser_while_statement): Same.
13431 (c_parser_do_statement): Same.
13432 (c_parser_for_statement): Same.
13433 (c_parser_asm_statement): Same.
13434 (c_parser_conditional_expression): Same.
13435 (c_parser_binary_expression): Same.
13436 (c_parser_cast_expression): Same.
13437 (c_parser_unary_expression): Same.
13438 (c_parser_sizeof_expression): Same.
13439 (c_parser_alignof_expression): Same.
13440 (c_parser_postfix_expression): Same.
13441 (c_parser_expression): Same.
13442 (c_parser_objc_receiver): Same.
13443 (c_parser_omp_variable_list): Same.
13444 (c_parser_omp_structured_block): Same.
13445 (c_parser_omp_atomic): New argument.
13446 (c_parser_omp_barrier): Same.
13447 (c_parser_omp_critical): Same.
13448 (c_parser_omp_flush): Pass location on down.
13449 (c_parser_omp_for_loop): New argument.
13450 (c_parser_omp_for): Same.
13451 (c_parser_omp_master): Same.
13452 (c_parser_omp_ordered): Same.
13453 (c_parser_omp_sections_scope): Same.
13454 (c_parser_omp_sections): Same.
13455 (c_parser_omp_parallel): Same.
13456 (c_parser_omp_single): Same.
13457 (c_parser_omp_task): Same.
13458 (c_parser_omp_taskwait): Pass location on down.
13459 (c_parser_omp_construct): Same.
13460 (c_parser_omp_threadprivate): Same.
13461 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13462 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13463 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13464 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13465 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13466 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13467 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13468 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13469 config/i386/i386.c, stmt.c:
13470 Add location argument to the following function definitions and/or
13471 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13472 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13473 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13474 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13475 do_case, c_finish_bc_stmt, build_compound_literal,
13476 build_function_call.
13477 * c-decl.c (build_compound_literal): Add location argument.
13478 Make all diagnostic calls use location.
13479 (start_struct): Same.
13480 (finish_struct): Same.
13481 (start_enum): Same.
13482 (build_enumerator): Same.
13483 (start_function): Same.
13484 (grokdeclarator): Make all diagnostic calls use location.
13485 (store_parm_decls_oldstyle): Same.
13486 * c-typeck.c (build_function_call): Add location argument.
13487 Make all diagnostic calls use location.
13489 (c_finish_bc_stmt): Same.
13490 * tree-nested.c (get_trampoline_type): Add argument.
13491 Pass location to build_decl.
13492 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13493 * rtl.h (RTL_LOCATION): New.
13494 * c-common.c (c_add_case_label): Add location argument.
13495 Make all diagnostic calls use location.
13496 * c-common.h: Add location argument to make_fname_decl, do_case,
13497 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13498 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13499 Set it appropriately for every case. Pass enum_loc to start_enum
13500 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13502 (c_parser_struct_or_union_specifier): Save location. Use it for
13503 start_struct, finish_struct, and parser_xref_tag.
13505 2009-06-12 Ian Lance Taylor <iant@google.com>
13507 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13509 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13510 cpp_opts->warn_cxx_operator_names.
13512 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13515 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13516 is returns NULL and OP is a VCE, look through the VCE.
13518 2009-06-12 Ian Lance Taylor <iant@google.com>
13521 * collect2.c (main): Use CONST_CAST2 in code inside #if
13522 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13524 2009-06-12 Joey Ye <joey.ye@intel.com>
13526 PR middle-end/39146
13527 * cfgexpand.c (get_decl_align_unit): Update
13528 max_used_stack_slot_alignment with align instead of
13529 stack_alignment_needed.
13531 * function.c (assign_stack_local_1): Update
13532 max_used_stack_slot_alignment with alignment_in_bits instead
13533 of stack_alignment_needed.
13534 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13537 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13539 * dwarf2out.c (last_var_location_insn): New variable.
13540 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13541 (dwarf2out_var_location): Don't record anything after last real
13542 insn. Only change labels if there were any real instructions
13543 in between last note and this one, or if changed sections.
13545 2009-06-11 Richard Henderson <rth@redhat.com>
13547 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13548 note when storing the frame pointer in a register.
13549 (FRP): Don't redefine to nothing for epilogue.
13550 (alpha_expand_epilogue): Mark register and sp restores.
13551 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13553 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13554 when gen_lowpart is needed.
13556 2009-06-11 Richard Henderson <rth@redhat.com>
13558 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13560 * dwarf2out.c (need_data_align_sf_opcode): New.
13561 (div_data_align): Move earlier.
13562 (def_cfa_1, reg_save): Use it.
13564 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13566 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13567 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13568 (ix86_handle_option): Handle OPT_mcrc32.
13569 (ix86_target_string): Add -mcrc32.
13570 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13572 * config/i386/i386.h (TARGET_CRC32): New.
13574 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13575 (sse4_2_crc32di): Likewise.
13577 * config/i386/i386.opt (mcrc32): New.
13579 * doc/invoke.texi: Document -mcrc32.
13581 2009-06-11 Richard Henderson <rth@redhat.com>
13583 * common.opt (gdwarf-): Accept a version number.
13584 * doc/invoke.texi (gdwarf-): Update docs.
13585 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13586 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13587 version level, and record it.
13589 * dwarf2.h (DW_CIE_VERSION): Remove.
13590 * dwarf2out.c (DWARF_VERSION): Remove.
13591 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13592 (output_call_frame_info): Use CIE version 3 for dwarf3,
13593 or if the return register column is out of range for version 1.
13594 (dwarf_stack_op_name): Add all dwarf3 values.
13595 (DEBUG_PUBTYPES_SECTION): New.
13596 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13597 encoding change for dwarf3.
13598 (output_die) [dw_val_class_die_ref]: Likewise.
13599 (output_compilation_unit_header): Emit correct version for dwarf3.
13600 (output_line_info): Likewise.
13601 (output_pubnames): Update for DWARF_VERSION removal.
13602 (output_aranges): Likewise.
13603 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13604 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13605 (dwarf2out_finish): Likewise.
13607 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13609 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13612 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13615 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13616 * builtins.c (expand_builtin_unreachable): New function.
13617 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13618 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13619 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13621 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13622 searching for missing barriers.
13624 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13626 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13627 when -fprofile-generate* was passed.
13628 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13630 2009-06-11 Anthony Green <green@moxielogic.com>
13632 * config/moxie/moxie.md: Define length attribute for all instructions.
13634 (*b<cond:code>): Support limited branch ranges for new PC-relative
13635 branch instructions.
13636 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13638 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13640 * config/i386/i386.c (min_insn_size): Use get_attr_length
13641 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13642 For __asm return 0.
13644 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13645 instead of emit_insn_before.
13647 2009-06-10 Ian Lance Taylor <iant@google.com>
13650 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13653 2009-06-10 Revital Eres <eres@il.ibm.com>
13655 * passes.c (init_optimization_passes): Reschedule
13656 predictive-commoning pass before complete unroll pass.
13658 2009-06-10 Martin Jambor <mjambor@suse.cz>
13660 * cgraph.c (cgraph_node_can_be_local_p): New function.
13661 (cgraph_make_node_local): New function.
13662 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13663 (cgraph_make_node_local): Declare.
13665 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13667 * tree.h (tree_base): Add packed_flag and user_align fields.
13668 Decrease size of spare field.
13669 (TYPE_USER_ALIGN): Use user_align from tree_base.
13670 (DECL_USER_ALIGN): Likewise.
13671 (TYPE_PACKED): Use packed_flag from tree_base.
13672 (DECL_PACKED): Likewise.
13673 (tree_type): Delete packed_flag and user_align fields. Widen
13674 precision field. Widen mode field and shuffle fields to align
13675 mode on an 8-bit boundary.
13676 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13677 Renumber decl_flag_* fields. Fix comments. Widen
13678 decl_common_unused field.
13679 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13680 (DECL_EXTERNAL): Likewise.
13681 (DECL_BIT_FIELD): Likewise.
13682 (DECL_NONADDRESSABLE_P): Likewise.
13683 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13684 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13686 2009-06-10 Ian Lance Taylor <iant@google.com>
13688 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13689 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13690 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13691 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13692 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13693 DEF_VEC_ALLOC_FUNC_P.
13694 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13695 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13696 DEF_VEC_ALLOC_FUNC_O.
13697 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13698 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13699 DEF_VEC_ALLOC_FUNC_I.
13700 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13701 (vec_stack_p_reserve_exact_1): Declare.
13702 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13703 (vec_stack_free): Declare.
13704 (VEC_stack_alloc): Define.
13705 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13706 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13707 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13708 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13710 (stack_vecs): New static variable.
13711 (vec_stack_p_reserve_exact_1): New function.
13712 (vec_stack_o_reserve_1): New static function.
13713 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13714 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13715 (vec_stack_free): New function.
13716 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13717 (VEC_df_ref_stack_alloc): Define.
13718 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13719 DEF_VEC_ALLOC_P_STACK.
13720 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13721 (struct df_collection_rec): Change _vec fields to VEC. Remove
13723 (df_free_collection_rec): Adjust for new fields.
13724 (df_insn_rescan): Use new df_collection_rec fields.
13725 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13726 (df_ref_create_structure, df_ref_record): Likewise.
13727 (df_get_conditional_uses, df_get_call_refs): Likewise.
13728 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13729 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13730 (df_record_exit_block_uses, df_bb_verify): Likewise.
13731 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13732 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13733 Remove count parameter. Change return type to void. Change all
13735 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13736 Remove count parameter. Change return type to void. Change all
13738 (df_install_refs): Change old_vec parameter to VEC. Remove count
13739 parameter. Change all callers.
13740 (df_install_mws): Change old_vec parameter to VEC. Remove count
13741 parameter. Change all callers.
13742 (df_refs_verify): Change new_rec parameter to VEC. Change call
13744 (df_mws_verify): Likewise.
13746 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13748 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13750 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13752 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13754 2009-06-10 Anthony Green <green@moxielogic.com>
13756 * config/moxie/crti.asm: New file.
13757 * config/moxie/crtn.asm: New file.
13758 * config/moxie/moxie.c: New file.
13759 * config/moxie/moxie.h: New file.
13760 * config/moxie/sfp-machine.h: New file.
13761 * config/moxie/moxie-protos.h: New file.
13762 * config/moxie/t-moxie: Created.
13763 * config/moxie/t-moxie-softfp: Created.
13764 * config/moxie/moxie.md: Created.
13765 * config/moxie/constraints.md: Created.
13766 * config.gcc: Add moxie support.
13767 * doc/md.texi (Machine Constraints): Add moxie constraints.
13768 * doc/contrib.texi (Contributors): Mention moxie port.
13769 * doc/install.texi (Specific): Mention the moxie port.
13771 2009-06-09 Ian Lance Taylor <iant@google.com>
13773 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13774 compiling with C++.
13775 * optabs.c (optab_table): Only use designated initializers if
13776 HAVE_DESIGNATED_INITIALIZERS is defined.
13777 (convert_optab_table): Likewise.
13778 (init_optabs): Always call init_insn_codes if
13779 HAVE_DESIGNATED_INITIALIZERS is not defined.
13781 2009-06-09 Ian Lance Taylor <iant@google.com>
13783 * targhooks.c (default_builtin_vectorized_function): Change fn
13784 parameter to unsigned int.
13785 (default_builtin_vectorized_conversion): Change code parameter to
13787 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13788 * targhooks.h: Update declarations.
13789 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13790 parameter to unsigned int.
13792 * c-typeck.c (comptypes_check_enum_int): New static function.
13793 (comptypes_internal): Add enum_and_int_p parameter. Change all
13795 (comp_target_types): Add location parameter. Change all callers.
13796 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13797 Change all callers.
13798 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13799 (build_conditional_expr): Add colon_loc parameter. Change all
13801 (convert_for_assignment): Add location parameter. Change all callers.
13802 * c-parser.c (c_parser_conditional_expression): Pass location of
13803 colon to build_conditional_expr.
13804 * c-tree.h (build_conditional_expr): Update declaration.
13806 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13808 * graphite.c: Revert previous patch.
13810 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13813 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13815 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13817 * tree-ssa-loop-prefetch.c
13818 (loop_prefetch_arrays): Fixed a portability problem in printf format
13821 2009-06-09 Martin Jambor <mjambor@suse.cz>
13823 PR tree-optimization/40351
13824 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13825 refrence to a potential artifical subaccess can be constructed.
13827 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13829 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13830 (sh_override_options): Likewise.
13831 * config/sh/sh.c: Include params.h.
13832 (sh_optimization_options): New.
13833 (sh_override_options): Likewise.
13834 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13835 (OVERRIDE_OPTIONS): Use sh_override_options.
13837 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13839 * dwarf2out.c (emit_cfa_remember): New variable.
13840 (add_fde_cfi): If emit_cfa_remember, recurse to add
13841 DW_CFA_remember_state first.
13842 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13843 instead just set emit_cfa_remember.
13845 2009-06-08 Jan Hubicka <jh@suse.cz>
13848 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13850 2009-06-08 Jan Hubicka <jh@suse.cz>
13852 PR middle-end/39834
13853 * cgraphunit.c (save_inline_function_body): Do not copy transform
13854 hooks for saved inline bodies.
13855 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13856 for given function.
13858 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13860 * jump.c (returnjump_p): Handle delayed branches. Add missing
13863 2009-06-08 Jan Hubicka <jh@suse.cz>
13865 PR middle-end/40102
13866 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13867 original node might've been modified.
13868 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13870 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13872 * tree-object-size.c (addr_object_size): Add OSI argument.
13873 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13874 (compute_builtin_object_size, expr_object_size): Adjust callers.
13875 (plus_stmt_object_size): Call addr_object_size instead of
13876 compute_builtin_object_size.
13878 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13879 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13881 * tree-ssa-loop-prefetch.c
13882 (gather_memory_references): Introduced a counter for the number of
13884 (anything_to_prefetch_p): Introduced a counter for the number of
13886 (is_loop_prefetching_profitable): New function with a cost model
13888 (loop_prefetch_arrays): Use the new cost model to determine if
13889 prefetching is profitable.
13890 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13891 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13892 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13893 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13894 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13895 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13897 2009-06-08 Michael Matz <matz@suse.de>
13900 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13901 partitions use the same.
13902 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13903 for basevars of SSA_NAMEs.
13904 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13905 to not expand them twice.
13906 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13909 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13911 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13912 (fdump-final-insns=, gtoggle): New.
13913 * doc/invoke.texi: Document them.
13914 * final.c (rest_of_clean_state): Dump final insn stream.
13915 * gcc.c (invoke_as): Hook in -fcompare-debug.
13916 (static_spec_functions): Add compare-debug-dump-opt,
13917 compare-debug-self-opt and compare-debug-auxbase-opt.
13918 (compare_debug, compare_debug_second, compare_debug_opt): New.
13919 (switches_debug_check, n_switches_debug_check): New.
13920 (debug_auxbase_opt, debug_check_temp_file): New.
13921 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13923 (do_self_spec): Handle arguments after switches.
13924 (do_spec_1): Add .gk extension to temp file basenames for compare.
13925 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13926 (cc1_options): Use it instead of normal auxbase computation for
13927 the second compare-debug compilation.
13928 (compare_files): New.
13929 (main): Set up and implement compare debug mode.
13930 (compare_debug_dump_opt_spec_function): New.
13931 (compare_debug_self_opt_spec_function): New.
13932 (compare_debug_auxbase_opt_spec_function): New.
13933 * toplev.c (process_options): Handle flag_gtoggle,
13934 flag_dump_final_insns.
13935 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13936 during -fcompare-debug-second compilation.
13938 2009-06-07 Ian Lance Taylor <iant@google.com>
13940 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13941 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13943 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13944 with no default node. Change warning with %H to warning_at.
13945 Don't clear warn_switch around case checking.
13946 * doc/invoke.texi (Warning Options): Clarify distinction between
13947 -Wswitch and -Wswitch-enum.
13949 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13951 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13953 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13955 * gbl-ctors.h: Add header guard.
13957 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13959 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13960 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13961 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13962 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13963 prototypes for removed functions.
13964 (expressions_equal_p): Move to ...
13965 * tree-ssa-sccvn.h: ... here and ...
13966 * matrix-reorg.c: ... adjust includes.
13968 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13970 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13972 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13974 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13975 (finish_function): Remove erroneous whitespace.
13977 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13979 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13980 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13982 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13984 * errors.c (internal_error): Commentary typo fix.
13985 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13986 * tree-ssa-pre.c: Ditto.
13988 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13990 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13991 them is supposed to hold actual statements.
13993 2009-06-06 Ian Lance Taylor <iant@google.com>
13995 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13996 empty statements can now have attributes.
13998 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14000 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14001 * config/mips/mips.md: Ditto.
14003 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14005 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14007 (__eabi_uconvert): Likewise.
14009 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14011 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14012 CFI_* definitions with IN_GCC.
14014 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14016 * xcoffout.h (xcoffout_source_line): Update prototype.
14018 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14020 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14021 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14023 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14025 PR middle-end/40340
14026 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14027 inlined_function_outer_scope_p blocks for artificial inlines
14029 * tree.c (tree_nonartificial_location): Rewrite using
14030 block_nonartificial_location.
14032 2009-06-05 Revital Eres <eres@il.ibm.com>
14033 Leehod Baruch <leehod@il.ibm.com>
14035 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14036 (expand_expr_real_1): Remove comment.
14037 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14038 Vectorize misaligned access when the target supports it.
14039 (vect_supportable_dr_alignment): Check for unaligned access support.
14040 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14043 2009-06-05 Julian Brown <julian@codesourcery.com>
14045 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14046 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14048 2009-06-05 Richard Guenther <rguenther@suse.de>
14051 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14052 as possibly unused.
14054 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14056 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14057 (save_gprs): Don't tell unwinder when a global register is saved.
14058 (s390_emit_epilogue): Emit needed epilogue unwind info.
14060 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14062 * dwarf2out.c (deferred_asm_name): New.
14063 (add_name_and_src_coords_attributes): Defer creation of
14064 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14066 (move_linkage_attr): New.
14067 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14070 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14072 * tree-nested.c (finalize_nesting_tree_1): Declare the
14073 frame_decl in the binding tree.
14075 2009-06-04 Cary Coutant <ccoutant@google.com>
14077 * basic-block.h (struct basic_block_def): Add discriminator field.
14078 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14080 * debug.c (do_nothing_debug_hooks): Add additional entry.
14081 (debug_nothing_int_charstar_int): New function.
14082 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14083 (debug_nothing_int_charstar_int): New declaration.
14084 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14085 discriminator value in .loc directive.
14086 * final.c (last_discriminator): New variable.
14087 (discriminator): New variable.
14088 (final_start_function): Initialize above variables, pass current
14089 discriminator to debug hook.
14090 (notice_source_line): Check for discriminator change.
14091 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14092 * sdbout.c (sdbout_source_line): New parameter.
14093 * tree-cfg.c (struct locus_discrim_map): New structure type.
14094 (discriminator_per_locus): New hash table.
14095 (build_gimple_cfg): Allocate and free discriminator hash table.
14096 (make_edges): Call assign_discriminator.
14097 (locus_map_hash): New function.
14098 (locus_map_eq): New function.
14099 (next_discriminator_for_locus): New function.
14100 (same_line_p): New function.
14101 (assign_discriminator): New function.
14102 (make_cond_expr_edges): Call assign_discriminator.
14103 (make_gimple_switch_edges): Likewise.
14104 (first_non_label_stmt): New function.
14105 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14107 * xcoffout.c (xcoffout_source_line): Add new parameter.
14109 * configure.ac (gcc_cv_as_discriminator): New configury check for
14110 gas support for discriminator.
14111 * configure: Regenerate.
14112 * config.in: Regenerate.
14114 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14116 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14117 val after checking for integers.
14119 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14121 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14123 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14124 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14125 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14126 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14127 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14128 X64_SSE_REGPARM_MAX.
14129 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14130 X64_SSE_REGPARM_MAX.
14132 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14134 * gcc.c (report_times_to_file): New.
14135 (execute): Implement it.
14136 (process_command): Support -time=.
14137 * doc/invoke.texi: Document it.
14139 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14141 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14142 that have value exprs.
14144 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14146 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14147 declarations for constants until...
14148 (dw2_output_indirect_constant_1): ... this point.
14150 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14153 * arm.md (arm_addsi3): Don't try to split an add with an
14154 eliminable register until after reload has completed.
14156 2009-06-03 Ian Lance Taylor <iant@google.com>
14158 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14159 * genattrtab.c (write_length_unit_log): Likewise.
14160 * genchecksum.c (dosum): Likewise.
14161 * gengtype.c (write_rtx_next): Likewise.
14162 (finish_root_table, write_roots): Likewise.
14163 * gimple.c (gimple_ops_offset_): Likewise.
14164 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14165 * config/arc/arc.c (arc_attribute_table): Likewise.
14166 * config/arm/arm.c (arm_attribute_table): Likewise.
14167 * config/avr/avr.c (avr_attribute_table): Likewise.
14168 * config/crx/crx.c (crx_attribute_table): Likewise.
14169 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14170 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14171 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14172 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14173 * config/sh/sh.c (sh_attribute_table): Likewise.
14174 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14175 * config/spu/spu.c (spu_attribute_table): Likewise.
14176 * config/v850/v850.c (v850_attribute_table): Likewise.
14178 * config/alpha/alpha.c (vms_attribute_table): Make static.
14179 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14180 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14181 * config/mips/mips.c (mips_attribute_table): Likewise.
14183 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14185 (cc1-checksum.o): Likewise.
14187 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14189 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14191 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14193 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14194 insn if it is changing sp. Use gen_add3_insn instead of
14195 conditionally gen_addsi3 and gen_adddi3.
14196 (offset_below_red_zone_p): New static inline function.
14197 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14198 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14199 * config/rs6000/ppc-asm.h: Include auto-host.h.
14200 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14201 CFI_RESTORE): Define.
14202 * config/rs6000/crtresxgpr.asm: Add unwind info.
14203 * config/rs6000/crtresxfpr.asm: Likewise.
14204 * config/rs6000/crtresgpr.asm: Likewise.
14205 * config/rs6000/crtresfpr.asm: Likewise.
14206 * config/rs6000/crtsavgpr.asm: Likewise.
14207 * config/rs6000/crtsavfpr.asm: Likewise.
14209 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14210 argument of DWARF2_FRAME_REG_OUT macros.
14212 2009-06-03 Julian Brown <julian@codesourcery.com>
14214 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14215 words or less (including TImode) in core registers.
14217 2009-06-03 Richard Guenther <rguenther@suse.de>
14219 PR middle-end/40328
14220 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14222 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14224 * statistics.c (statistics_counter_event): Do not record event
14225 in pass dump if its number == -1.
14226 (curr_statistics_hash): Add assert that we never get passes
14227 with static number == -1.
14229 2009-06-03 Richard Guenther <rguenther@suse.de>
14230 Andrey Belevantsev <abel@ispras.ru>
14232 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14233 non-BLKmode arrays addressable.
14235 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14237 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14238 * config/m68k/m68k.h: ... here.
14240 2009-06-03 Martin Jambor <mjambor@suse.cz>
14242 PR tree-optimization/40323
14243 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14246 2009-06-03 Richard Guenther <rguenther@suse.de>
14248 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14251 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14253 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14254 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14255 JUMP_TABLE_DATA_P where applicable.
14256 * config/sh/sh.c: Ditto.
14257 * config/sh/sh.h: Ditto.
14258 * config/sh/sh.md: Ditto.
14259 * config/sh/symbian.c: Ditto.
14261 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14263 * config/i386/driver-i386.c (describe_cache): Optimize
14264 concatenation of strings. Use snprintf instead of sprintf.
14265 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14266 target when not compiling with GCC.
14268 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14270 * config/sh/sh.c: Revert last change.
14271 (sh_expand_epilogue): Emit a blockage insn before the frame
14272 pointer adjustment unconditionally.
14274 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14276 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14277 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14278 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14279 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14280 to COLLECT_GCC_OPTIONS.
14282 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14284 * collect2.c (target_system_root): New variable.
14285 (main): Handle --sysroot=.
14286 (ignore_library): Strip the sysroot from the library path.
14288 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14290 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14291 (collect2.o): Depend on collect2-aix.h.
14292 (collect2-aix.o): New rule.
14293 * collect2-aix.h: New file.
14294 * collect2-aix.c: Likewise.
14295 * collect2.c: Include collect2-aix.h. Don't undefine
14296 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14297 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14298 Use TARGET_AIX_VERSION instead of _AIX51.
14299 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14300 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14301 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14302 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14303 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14305 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14307 * collect2.c (ignore_library): Avoid premature post-increment
14308 and null deference.
14310 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14312 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14313 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14314 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14315 CROSS_DIRECTORY_STRUCTURE too.
14316 (LINK_LIBG_SPEC): Likewise.
14317 (LIB_SPEC): Add %R to sysroot paths.
14318 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14319 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14320 * config/rs6000/aix51.h: As for aix43.h.
14321 * config/rs6000/aix52.h: Likewise.
14322 * config/rs6000/aix53.h: Likewise.
14323 * config/rs6000/aix61.h: Likewise.
14324 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14325 to the beginning of sysroot paths.
14327 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14329 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14330 INSN_LISTs that are out of the REG_NOTE range.
14332 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14334 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14335 (struct var_to_expand): Likewise.
14336 (struct opt_info): Add head and tail for linked lists of the above.
14337 (analyze_insn_to_expand_var): Initialize next.
14338 (analyze_iv_to_split_insn): Likewise.
14339 (analyze_insns_in_loop): Create linked lists.
14340 (allocate_basic_variable): Simplify for use without hash table.
14341 (insert_var_expansion_initialization): Likewise, make it type-safer.
14342 (combine_var_copies_in_loop_exit): Likewise.
14343 (apply_opt_in_copies): Walk lists rather than hash tables.
14344 (release_var_copies): Simplified and inlined by hand into...
14345 (free_opt_info): ... this function.
14347 2009-06-02 Richard Guenther <rguenther@suse.de>
14349 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14352 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14354 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14355 only for builtins that are not overridden.
14357 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14359 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14362 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14364 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14366 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14368 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14370 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14372 * common.opt (fdump-unnumbered-links): New.
14373 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14374 * print-rtl.c (flag_dump_unnumbered_links): New.
14375 (print_rtx): Test it.
14377 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14379 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14380 push/pop multiple to 8-byte alignment.
14382 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14384 * config/i386/i386.c (queued_cfa_restores): New static variable.
14385 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14387 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14388 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14389 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14390 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14391 note unconditionally.
14392 (ix86_emit_restore_regs_using_mov): Likewise.
14393 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14394 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14395 it through to ix86_emit_restore_reg_using_pop.
14396 (ix86_emit_leave): Add RED_OFFSET argument. Call
14397 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14398 instead of adding REG_CFA_OFFSET note unconditionally.
14399 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14400 the above functions. Call ix86_add_queued_cfa_restore_notes when
14403 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14404 force output of the label even for dwarf2out_do_cfi_asm.
14405 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14406 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14407 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14409 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14410 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14411 dwarf2out_cfi_label callers.
14412 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14413 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14414 Adjust dwarf2out_cfi_label callers.
14415 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14417 * config/i386/i386.h (struct machine_cfa_state,
14418 struct machine_function): Guard with ifndef USED_FOR_TARGET
14419 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14422 * emutls.c (__emutls_get_address): Change arr->size to mean number
14423 of allocated arr->data entries instead of # of slots + 1.
14425 PR middle-end/40316
14426 * recog.c (peep2_reinit_state): New function.
14427 (peephole2_init_state): Use it at the end of a basic block and also
14428 when seeing a RTX_FRAME_RELATED_P insn.
14430 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14432 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14433 fixuns_truncrfdi2): New.
14434 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14435 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14436 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14437 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14438 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14439 *recip_approx): Remove.
14440 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14441 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14442 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14444 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14447 2009-06-01 Ian Lance Taylor <iant@google.com>
14449 * attribs.c (register_attribute): Use CONST_CAST.
14450 * collect2.c (main): Use CONST_CAST2.
14451 (scan_prog_file): Likewise.
14452 * gcc.c (process_command, main): Likewise.
14453 * toplev.c (toplev_main): Likewise.
14455 * c-typeck.c (handle_warn_cast_qual): New static function,
14456 partially broken out of build_c_cast.
14457 (build_c_cast): Call handle_warn_cast_qual.
14458 * doc/invoke.texi (Warning Options): Document new effect of
14461 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14463 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14464 (diagnostic_report_current_module): Print columns.
14465 * common.opt (flag_show_column): Enable by default.
14467 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14469 * alias.c (find_base_term): Check for NULL term before returning.
14471 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14473 Revert due to PR40320:
14474 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14475 * calls.c (emit_library_call_value_1): Don't force_operand for move
14478 2009-06-01 Olivier Hainque <hainque@adacore.com>
14479 Eric Botcazou <ebotcazou@adacore.com>
14481 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14482 to be processed as a bitfield for constructor output purposes.
14483 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14485 * varasm.c (oc_local_state): New type, output_constructor
14486 local state to support communication with helpers.
14487 (oc_outer_state): New type, output_constructor outer state of
14488 relevance in recursive calls.
14489 (output_constructor_array_range): New output_constructor helper,
14490 extracted code for an array range element.
14491 (output_constructor_regular_field): New output_constructor helper,
14492 extracted code for an element that is not a bitfield.
14493 (output_constructor_bitfield): New output_constructor helper,
14494 extracted code for a bitfield element. Accept an OUTER state
14495 argument for recursive processing. Recurse on record or array
14496 CONSTRUCTOR values, possibly past noop conversions.
14497 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14498 VALUE is a valid constant-valued expression for use in a static
14499 bit-field initializer.
14500 (output_constructor): Rework to use helpers. Accept and honor an
14501 OUTER state argument for recursive calls. Return total size. Be
14502 prepared for nested constructors initializing bitfields.
14503 (output_constant): Feed OUTER in calls to output_constructor.
14505 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14507 * calls.c (emit_library_call_value_1): Don't force_operand for move
14510 2009-06-01 Nick Clifton <nickc@redhat.com>
14512 * doc/invoke.texi (IA-64 Options): Fix typo.
14514 2009-06-01 Ira Rosen <irar@il.ibm.com>
14516 PR tree-optimization/39129
14517 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14519 (vect_do_peeling_for_loop_bound): Use
14520 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14521 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14522 (vect_loop_versioning): Likewise.
14523 (vect_create_cond_for_alias_checks): Fix indentation.
14524 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14526 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14527 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14528 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14529 "control flow in loop".
14530 (vect_estimate_min_profitable_iters): Use
14531 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14532 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14533 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14534 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14535 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14536 statement belongs to a group of strided accesses with the exact code
14538 (vectorizable_load): Likewise.
14539 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14540 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14542 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14544 * config/freebsd-stdint.h: New file.
14545 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14546 Add freebsd-stdint.h to tm_file.
14548 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14550 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14551 (thumb2_extendhidi2): Likewise.
14553 2009-05-31 Ian Lance Taylor <iant@google.com>
14555 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14557 2009-05-31 Ian Lance Taylor <iant@google.com>
14559 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14560 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14561 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14563 2009-05-31 Jason Merrill <jason@redhat.com>
14565 * tree-pretty-print.c (print_call_name): Take the callee, not the
14566 call itself. Make non-static. Use dump_function_name for functions.
14567 (dump_generic_node): Adjust.
14568 * diagnostic.h: Declare print_call_name.
14569 * gimple-pretty-print.c (dump_gimple_call): Use it.
14571 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14573 * config/sh/sh.md (ashldi3_std): New define_expand.
14576 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14579 * config/sh/sh.c: Include debug.h.
14580 (sh_expand_epilogue): Emit a blockage insn before the frame
14581 pointer adjustment also when dwarf2out_do_frame returns true.
14583 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14585 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14586 (thumb2_extendqidi2): New pattern.
14588 2009-05-31 Ira Rosen <irar@il.ibm.com>
14590 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14591 mark phis for renaming.
14592 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14593 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14594 Call mark_sym_for_renaming.
14595 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14596 * tree-vect-loop.c (vect_transform_loop): Remove
14597 vect_memsyms_to_rename initialization and a call to
14598 mark_set_for_renaming.
14600 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14602 PR middle-end/40304
14603 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14604 frame related even if !set_cfa && style < 0.
14606 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14608 * config/i386/mingw-tls.c: New file.
14609 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14610 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14611 defining _WIN32 but not __CYGWIN__.
14613 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14615 * configure.ac: Add MPC support.
14617 * config.in, configure: Regenerate.
14619 2009-05-29 Richard Henderson <rth@redhat.com>
14621 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14622 NOTE_INSN_BASIC_BLOCK.
14623 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14624 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14625 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14627 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14629 (add_cfi): Disable check redefining cfa away from drap.
14630 (lookup_cfa_1): Add remember argument; handle remember/restore.
14631 (lookup_cfa): Pass remember argument.
14632 (cfa_remember): New.
14633 (compute_barrier_args_size_1): Remove sibcall check.
14634 (dwarf2out_frame_debug_def_cfa): New.
14635 (dwarf2out_frame_debug_adjust_cfa): New.
14636 (dwarf2out_frame_debug_cfa_offset): New.
14637 (dwarf2out_frame_debug_cfa_register): New.
14638 (dwarf2out_frame_debug_cfa_restore): New.
14639 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14640 (dwarf2out_begin_epilogue): New.
14641 (dwarf2out_frame_debug_restore_state): New.
14642 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14643 DW_CFA_restore_state.
14644 (output_cfi_directive): Likewise.
14645 (convert_cfa_to_fb_loc_list): Likewise.
14646 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14647 * dwarf2out.h: Update.
14648 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14649 (copy_insn_1): Early out for null.
14650 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14651 and dwarf2out_frame_debug_restore_state.
14652 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14653 (prologue_insn_hash, epilogue_insn_hash): New.
14654 (free_after_compilation): Adjust freeing accordingly.
14655 (record_insns): Create hash table if needed; push insns into
14656 hash instead of array.
14657 (maybe_copy_epilogue_insn): New.
14658 (contains): Search hash table instead of array.
14659 (sibcall_epilogue_contains): Remove.
14660 (thread_prologue_and_epilogue_insns): Split eh_return insns
14661 and mark them as epilogues.
14662 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14663 scanning in terms of basic blocks.
14664 * insn-notes.def (CFA_RESTORE_STATE): New.
14665 * jump.c (returnjump_p_1): Accept EH_RETURN.
14666 (eh_returnjump_p_1, eh_returnjump_p): New.
14667 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14668 CFA_REGISTER, CFA_RESTORE): New.
14669 * rtl.def (EH_RETURN): New.
14670 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14672 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14673 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14675 * config/i386/i386.c (gen_push): Update cfa state.
14676 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14677 add a CFA_ADJUST_CFA note.
14678 (ix86_dwarf_handle_frame_unspec): Remove.
14679 (ix86_expand_prologue): Update cfa state.
14680 (ix86_emit_restore_reg_using_pop): New.
14681 (ix86_emit_restore_regs_using_pop): New.
14682 (ix86_emit_leave): New.
14683 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14684 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14685 * config/i386/i386.h (struct machine_cfa_state): New.
14686 (ix86_cfa_state): New.
14687 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14688 (eh_return_internal): Merge from eh_return_<mode>,
14689 use eh_return rtx, split w/ epilogue.
14691 2009-05-29 Ian Lance Taylor <iant@google.com>
14693 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14695 * calls.c (emit_library_call_value_1): Likewise.
14697 * c-typeck.c (c_build_va_arg): New function.
14698 * c-tree.h (c_build_va_arg): Declare.
14699 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14700 instead of build_va_arg.
14702 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14704 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14705 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14706 (ptr_difference_cost): Use affine combinations to compute it.
14707 (difference_cost): Likewise.
14708 (get_computation_cost_at): Compute more accurate cost for addresses
14709 if the ratio is a multiplier allowed in addresses.
14710 For non-addresses, consider that an additional offset or symbol is
14713 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14715 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14716 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14718 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14719 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14720 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14722 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14723 to 1 for TYPE_SSE{IADD1,CVT1}.
14724 (prefix_vex_imm8): Removed.
14725 (length_vex): Only pass 1 as second argument to
14726 ix86_attr_length_vex_default if prefix_extra is 0.
14727 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14728 (length): For prefix vex computation use length_immediate
14729 attribute instead of prefix_vex_imm8.
14730 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14731 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14732 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14733 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14734 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14735 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14736 a space in between the operands.
14737 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14738 if one operand is 0xff and the other one si, di, bp or sp.
14739 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14740 other one si, di, bp or sp.
14741 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14742 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14743 type and mode attributes.
14744 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14745 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14746 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14747 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14748 prefix_data16 attribute iff MODE_DF.
14749 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14750 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14751 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14752 constm128_operand in length_immediate computation.
14753 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14754 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14755 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14756 length_immediate attribute to 1.
14757 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14758 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14759 for certain alternatives.
14760 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14761 prefix_data16 attribute if MODE_V1DF.
14762 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14763 length_immediate to 1.
14764 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14765 length_address to 4, set mode attribute to MODE_DI.
14766 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14767 (fxam<mode>2_i387): Set length attribute to 4.
14768 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14769 *prefetch_3dnow_rex): Override length_address attribute.
14770 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14772 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14773 (constm128_operand): Removed.
14774 * config/i386/i386.c (memory_address_length): For
14775 disp && !index && !base in 64-bit mode account for SIB byte if
14776 print_operand_address can't optimize disp32 into disp32(%rip)
14777 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14778 for fs: or gs: segment.
14779 (ix86_attr_length_immediate_default): When checking if shortform
14780 is possible, truncate immediate to the length of the non-shortened
14782 (ix86_attr_length_address_default): Ignore MEM_P operands
14784 (ix86_attr_length_vex_default): Only check for DImode on
14785 GENERAL_REG_P operands.
14786 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14787 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14788 (sse_cvttps2pi): Clear prefix_rep attribute.
14789 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14791 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14792 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14793 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14794 iff operand 2 is const_int_operand.
14795 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14796 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14797 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14799 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14801 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14802 prefix_data16 attribute for movlpd and movhpd instructions.
14803 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14804 length_immediate for shufpd instruction.
14805 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14806 (avx_cmpp<avxmodesuffixf2c><mode>3,
14807 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14808 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14809 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14810 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14811 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14812 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14813 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14814 prefix_data16 attribute for the first alternative to 1.
14815 (*avx_loadlps): Override length_immediate for the first alternative.
14816 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14817 attributes for second alternative.
14818 (*vec_concatv2sf_sse4_1): Override length_immediate and
14819 prefix_data16 attributes for second alternative.
14820 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14821 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14822 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14823 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14824 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14825 prefix_data16 and length_immediate to 1.
14826 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14828 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14829 prefix_extra attribute for variants that don't have 0f prefix alone.
14830 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14831 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14832 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14833 *sse4_1_pextrd): Set length_immediate to 1.
14834 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14835 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14837 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14838 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14839 length_immediate to 1 for second alternative.
14840 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14841 prefix_extra and length_immediate attributes for the first
14843 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14845 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14846 to 1 for the first and third alternative.
14847 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14849 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14851 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14853 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14854 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14855 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14856 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14857 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14858 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14859 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14860 ssse3_psign<mode>3): Override prefix_rex attribute.
14861 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14862 (ssse3_palignrti): Override length_immediate to 1.
14863 (ssse3_palignrdi): Override length_immediate to 1, override
14864 prefix_rex attribute.
14865 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14866 (sse4a_extrqi): Override length_immediate to 2.
14867 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14868 (sse4a_insertq): Override prefix_data16 to 0.
14869 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14870 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14871 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14872 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14873 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14874 and length_immediate to 1.
14875 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14876 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14877 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14878 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14879 and length_immediate to 1.
14880 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14881 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14882 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14883 avx_ptest256): Override prefix_extra to 1.
14884 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14885 Override prefix_data16 and length_immediate to 1.
14886 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14887 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14888 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14889 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14890 prefix_data16 to 0 and prefix_extra to 2.
14891 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14892 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14894 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14895 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14896 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14897 and prefix_extra to 2.
14898 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14899 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14900 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14901 avx_vpermilvar<mode>3,
14902 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14903 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14904 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14905 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14906 Override prefix_extra to 1.
14907 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14908 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14909 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14910 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14911 prefix_extra and length_immediate to 1.
14912 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14914 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14915 to 1 for the first alternative.
14916 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14917 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14919 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14920 *movv2sf_internal_avx, *movv2sf_internal): Override
14921 prefix_rep attribute for certain alternatives.
14922 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14923 attributes for certain alternatives.
14924 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14925 attributes for certain alternatives.
14926 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14927 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14928 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14929 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14930 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14931 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14932 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14933 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14934 length_immediate to 1 if operand 2 is const_int_operand.
14935 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14936 *vec_extractv2si_1): Set length_immediate attribute to 1.
14937 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14938 using old 3DNOW insn rather than SSE/3DNOW_A.
14939 (mmx_emms, mmx_femms): Clear modrm attribute.
14941 2009-05-29 Martin Jambor <mjambor@suse.cz>
14943 * tree-sra.c: New implementation of SRA.
14945 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14946 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14947 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14948 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14949 (SRA_MAX_STRUCTURE_COUNT): Removed.
14950 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14951 * doc/invoke.texi (sra-max-structure-size): Removed.
14952 (sra-field-structure-ratio): Removed.
14954 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14956 PR middle-end/40291
14957 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14960 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14962 PR rtl-optimization/40101
14963 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14964 seqno. Adjust comment.
14965 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14966 inserting bookkeeping before a jump, the jump is not scheduled.
14967 When no positive seqno found, provide a value. Add comment.
14969 2009-05-29 Richard Guenther <rguenther@suse.de>
14971 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14972 short-cutting on the first component.
14974 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14976 PR middle-end/39958
14977 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14978 for trees other than decls/types.
14980 2009-05-29 Richard Guenther <rguenther@suse.de>
14982 * tree-ssa-operands.c (get_expr_operands): Do not handle
14983 INDIRECT_REFs in the handled-component case. Remove
14984 unused get_ref_base_and_extent case.
14985 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14986 tree_low_cst and host_integerp where possible.
14987 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14988 codes for equivalence.
14989 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14991 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14993 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14994 to tmake_file for i[34567]86-*-cygwin*.
14996 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14999 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15000 (altivec_categorize_keyword, init_vector_keywords,
15001 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15004 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15006 * tree.c (handle_dll_attribute): Check if node is
15007 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15009 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15011 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15013 (thumb2_zero_extendqidi2): Likewise.
15015 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15017 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15018 instead of gen_movrt.
15019 * config/sh/sh.md (movrt): Remove.
15021 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15023 * doc/invoke.texi (IA-64 Options):
15024 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15025 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15026 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15027 -msched-prefer-non-control-spec-insns,
15028 -msched-stop-bits-after-every-cycle,
15029 -msched-count-spec-in-critical-path,
15030 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15031 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15032 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15033 and -msched-spec-verbose.
15035 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15037 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15038 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15040 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15042 2009-05-28 Richard Guenther <rguenther@suse.de>
15044 * tree-ssa-alias.c (ao_ref_init): New function.
15045 (ao_ref_base): Likewise.
15046 (ao_ref_base_alias_set): Likewise.
15047 (ao_ref_alias_set): Likewise.
15048 (refs_may_alias_p_1): Change signature.
15049 (refs_may_alias_p): Adjust.
15050 (refs_anti_dependent_p): Likewise.
15051 (refs_output_dependent_p): Likewise.
15052 (call_may_clobber_ref_p_1): Change signature.
15053 (call_may_clobber_ref_p): Adjust.
15054 (stmt_may_clobber_ref_p_1): New function split out from ...
15055 (stmt_may_clobber_ref_p): ... here.
15056 (maybe_skip_until): Adjust signature.
15057 (get_continuation_for_phi): Likewise.
15058 (walk_non_aliased_vuses): Likewise.
15059 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15060 (ao_ref_init): Declare.
15061 (ao_ref_base): Likewise.
15062 (ao_ref_alias_set): Likewise.
15063 (stmt_may_clobber_ref_p_1): Likewise.
15064 (walk_non_aliased_vuses): Adjust.
15065 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15066 (get_ref_from_reference_ops): remove.
15067 (vn_reference_lookup_2): Adjust signature.
15068 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15069 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15070 (vn_reference_lookup): Adjust.
15071 (vn_reference_insert): Likewise.
15072 (vn_reference_insert_pieces): Adjust signature.
15073 (visit_reference_op_call): Adjust.
15074 * tree-ssa-pre.c (get_expr_type): Simplify.
15075 (phi_translate_1): Adjust.
15076 (compute_avail): Likewise.
15077 (translate_vuse_through_block): Do not re-build trees.
15078 (value_dies_in_block_x): Likewise.
15079 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15081 (vn_reference_lookup_pieces): Adjust declaration.
15082 (vn_reference_insert_pieces): Likewise.
15084 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15086 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15087 with checking disabled.
15089 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15093 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15094 macro definition for support of three-operand format aligned
15095 .comm directive in assembler on cygwin/pe/mingw target OS.
15096 * configure: Regenerate.
15097 * config.h: Regenerate.
15099 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15100 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15101 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15103 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15104 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15106 2009-05-28 Ira Rosen <irar@il.ibm.com>
15108 PR tree-optimization/40254
15109 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15110 in analysis of basic blocks.
15112 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15114 PR middle-end/33699
15115 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15116 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15117 (TARGET_INITIALIZER): Use it.
15118 * cse.c (CHEAPER): Move it up to the other macros.
15119 (insert): Rename this ...
15120 (insert_with_costs): ... to this. Add cost parameters. Update
15122 (insert): New function. Call insert_with_costs.
15123 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15124 find_reg_offset_for_const, try_const_anchors): New functions.
15125 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15126 when using a const-anchor. Call insert_const_anchors.
15127 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15128 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15130 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15132 * tree-inline.c (remap_decls): Enable nonlocalized variables
15133 when not optimizing.
15135 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15137 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15138 Simplify other tests involving optimize.
15140 2009-05-27 Tom Tromey <tromey@redhat.com>
15142 * unwind-dw2.c (_Unwind_DebugHook): New function.
15143 (uw_install_context): Call _Unwind_DebugHook.
15145 2009-05-27 Tom Tromey <tromey@redhat.com>
15147 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15149 2009-05-27 Ian Lance Taylor <iant@google.com>
15151 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15152 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15153 (ALL_LINKERFLAGS): Define.
15154 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15155 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15156 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15157 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15158 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15159 $(LINKER_FOR_BUILD).
15160 (build/gcov-iov$(build_exeext)): Likewise.
15162 2009-05-27 Julian Brown <julian@codesourcery.com>
15164 * gcse.c (target.h): Include.
15165 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15166 copy of argument to a pseudo register.
15168 2009-05-27 Diego Novillo <dnovillo@google.com>
15170 * tree-ssa-live.c (dump_scope_block): Document arguments.
15171 (dump_scope_blocks): Document.
15172 (debug_scope_blocks): New.
15173 * tree-flow.h (debug_scope_blocks): Declare.
15175 2009-05-21 Denis Chertykov <denisc@overta.ru>
15177 * doc/contrib.texi (Contributors): Add myself to the list.
15179 2009-05-27 Olivier Hainque <hainque@adacore.com>
15181 * expr.c (target_align): New function. Alignment the TARGET of an
15182 assignment may be assume to have.
15183 (highest_pow2_factor_for_target): Use it instead of relying on
15184 immediate tree attributes of TARGET, not necessarily honored when
15185 intermediate bitfields are involved.
15187 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15190 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15191 AVX, SSE4, AES, PCLMUL and POPCNT.
15193 2009-05-27 Diego Novillo <dnovillo@google.com>
15195 * tree-pretty-print.c (dump_location): New.
15196 (dump_generic_node): Call it.
15197 Factor code to handle BLOCK nodes ...
15198 (dump_block_node): ... here.
15200 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15202 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15204 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15206 * gcc-plugin.h: Include config.h and system.h.
15207 (IN_GCC): Define if not defined.
15209 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15211 PR middle-end/40249
15212 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15215 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15217 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15219 * config/m32r/m32r.h: Ditto.
15220 * config/m32r/m32r.md: Ditto.
15221 * config/m32r/predicates.md: Ditto.
15223 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15225 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15227 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15230 (Loading plugins): typo.
15231 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15232 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15233 (Interacting with the GCC Garbage Collector): Added new section.
15234 (Giving information about a plugin): Added new section for
15236 * ggc.h (ggc_register_root_tab): Added declaration.
15237 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15238 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15239 (register_callback): Improved comment in declaration.
15240 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15241 (extra_root_vec) Added static variable for dynamic roots registration.
15242 (ggc_register_root_tab) Added new routine.
15243 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15244 PLUGIN_GGC_MARKING event.
15245 * ggc-zone.c: Include plugin.h.
15246 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15247 * ggc-page.c: Include plugin.h.
15248 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15249 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15250 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15251 (register_callback): check lack of callbacks for
15252 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15253 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15254 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15255 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15256 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15257 dependency on plugin.h.
15258 (plugin.o): Added dependency on ggc.h...
15260 2009-05-26 Richard Guenther <rguenther@suse.de>
15262 PR middle-end/40248
15264 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15265 with mismatched comparison modes.
15267 * expr.c (expand_expr_real_1): Expand the operand of a
15268 VIEW_CONVERT_EXPR in its natural mode.
15270 2009-05-26 Ian Lance Taylor <iant@google.com>
15272 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15273 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15274 (ALL_COMPILERFLAGS): Define.
15275 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15276 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15277 (collect2$(exeext), collect2.o): Likewise.
15278 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15279 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15280 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15281 (libbackend.o, intl.o, cppdefault.o): Likewise.
15282 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15283 (build/%.o): Use $(COMPILER_FOR_BUILD).
15284 (build/gen%$(build_exeext)): Likewise.
15285 (build/gcov-iov$(build_exeext)): LIkewise.
15286 * config/t-darwin (darwin.o): Use $(COMPILER).
15287 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15288 * config/t-sol2 (sol2-c.o): Likewise.
15289 (sol2.o): Likewise.
15290 * config/t-vxworks (vxworks.o): Likewise.
15291 * config/x-darwin (host-darwin.o): Likewise.
15292 * config/x-hpux (host-hpux.o): Likewise.
15293 * config/x-linux (host-linux.o): Likewise.
15294 * config/x-solaris (host-solaris.o): Likewise.
15295 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15296 * config/arm/t-arm (arm-c.o): Likewise.
15297 * config/arm/t-pe (pe.o): Likewise.
15298 * config/arm/t-wince-pe (pe.o): Likewise.
15299 * config/i386/t-cygming (winnt.o): Likewise.
15300 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15301 * config/i386/t-cygwin (cygwin1.o): Likewise.
15302 (cygwin2.o): Likewise.
15303 * config/i386/t-i386 (i386-c.o): Likewise.
15304 * config/i386/t-interix (winnt.o): Likewise.
15305 * config/i386/t-netware (netware.o): Likewise.
15306 * config/i386/t-nwld (nwld.o): Likewise.
15307 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15308 * config/i386/x-i386 (driver-i386.o): Likewise.
15309 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15310 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15311 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15312 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15313 * config/mips/x-native (driver-native.o): Likewise.
15314 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15315 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15316 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15317 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15318 * config/score/t-score-elf (score7.o): Likewise.
15319 (score3.o): Likewise.
15320 * config/sh/t-sh (sh-c.o): Likewise.
15321 * config/sh/t-symbian (sh-c.o): Likewise.
15322 (symbian.o): Likewise.
15323 * config/spu/t-spu-elf (spu-c.o): Likewise.
15324 * config/v850/t-v850 (v850-c.o): Likewise.
15325 * config/v850/t-v850e (v850-c.o): Likewise.
15327 2009-05-26 Richard Guenther <rguenther@suse.de>
15329 PR tree-optimization/40122
15330 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15331 VECTOR_CSTs if possible.
15332 (fold_gimple_assign): Likewise.
15334 2009-05-26 Richard Guenther <rguenther@suse.de>
15336 PR middle-end/40252
15337 * fold-const.c (fold_binary): Use the correct types for building
15340 2009-05-26 Richard Guenther <rguenther@suse.de>
15342 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15343 redundant calls to merge_alias_info.
15344 (bump_vector_ptr): Likewise.
15345 * tree-ssa-copy.c (merge_alias_info): Remove.
15346 (replace_exp_1): Remove call to merge_alias_info.
15347 (propagate_tree_value): Likewise.
15348 (fini_copy_prop): Propagate points-to info.
15349 * tree-flow.h (merge_alias_info): Remove.
15351 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15353 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15355 2009-05-25 Jan Hubicka <jh@suse.cz>
15357 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15358 * cgraph.h (struct inline_summary): New filed self_wize,
15359 size_inlining_benefit, self_time and time_inlining_benefit.
15360 (struct cgraph_global_info): Replace insns by time ans size fields.
15361 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15362 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15363 (ipcp_update_callgraph): Do not touch function bodies.
15364 * ipa-inline.c: Include except.h
15365 (MAX_TIME): New constant.
15366 (overall_insns): Remove.
15367 (leaf_node_p): New.
15368 (overall_size, max_benefit): New static variables.
15369 (cgraph_estimate_time_after_inlining): New function.
15370 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15371 (cgraph_clone_inlined_nodes): Update size.
15372 (cgraph_mark_inline_edge): Update size.
15373 (cgraph_estimate_growth): Use size info.
15374 (cgraph_check_inline_limits): Check size.
15375 (cgraph_default_inline_p): Likewise.
15376 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15377 (cgraph_decide_recursive_inlining): Check size.
15378 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15380 (cgraph_decide_inlining): Likewise.
15381 (cgraph_decide_inlining_incrementally): Likewise; honor
15382 PARAM_EARLY_INLINING_INSNS.
15383 (likely_eliminated_by_inlining_p): New predicate.
15384 (estimate_function_body_sizes): New function.
15385 (compute_inline_parameters): Use it.
15386 * except.c (must_not_throw_labels): New function.
15387 * except.h (must_not_throw_labels): Declare.
15388 * tree-inline.c (init_inline_once): Kill inlining_weigths
15389 * tree-ssa-structalias.c: Avoid uninitialized warning.
15390 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15391 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15392 (PARAM_INLINE_CALL_COST): Remove.
15393 (PARAM_EARLY_INLINING_INSNS): New.
15395 2009-05-25 Richard Guenther <rguenther@suse.de>
15397 PR tree-optimization/36327
15398 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15399 callback for reference translation or lookup at the point of may-defs.
15400 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15401 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15402 for union COMPONENT_REFs.
15403 (vn_reference_lookup_3): New callback. Lookup from memset
15404 and CONSTRUCTOR assignment, translate through struct copies.
15405 (vn_reference_lookup_pieces): Make sure to not free the
15406 passed operands array. Adjust walk_non_aliased_vuses call.
15407 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15408 make sure we do not leak memory.
15410 2009-05-25 Richard Guenther <rguenther@suse.de>
15412 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15413 * tree-inline.c (expand_call_inline): Reset the escaped and
15414 callused solutions.
15415 * tree-ssa-structalias.c (pass_build_ealias): New.
15416 * tree-pass.h (pass_build_ealias): Declare.
15417 * passes.c (init_optimization_passes): Add PTA during
15418 early optimizations.
15419 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15420 and CALLUSED solutions.
15421 (dump_points_to_solution): New function, split out from ...
15422 (dump_points_to_info_for): ... here.
15423 * tree-parloops.c (parallelize_loops): Reset the escaped and
15424 callused solutions.
15426 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15429 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15430 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15432 2009-05-25 Ira Rosen <irar@il.ibm.com>
15434 PR tree-optimization/40238
15435 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15436 statements after basic block's labels.
15437 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15438 to free the allocated memory.
15440 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15442 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15443 return address with a USE.
15445 2009-05-24 Richard Guenther <rguenther@suse.de>
15447 PR middle-end/40233
15448 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15449 array type from the main variant of the inner type.
15451 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15453 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15454 definition to bool (from int) to un-break build.
15455 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15457 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15459 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15460 discard_stmt_changes): Delete.
15461 * tree-ssa-operands.c (scb_stack): Delete.
15462 (init_ssa_operands): Do not initialize it.
15463 (fini_ssa_operands): Do not free it.
15464 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15466 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15467 update_stmt, remove the others. Fix comments.
15468 * tree-dfa.c (optimize_stack_restore): Likewise.
15469 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15470 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15471 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15472 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15474 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15475 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15476 (dom_opt_finalize_block): Likewise, adjusting access to
15478 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15479 (stmts_to_rescan): Change item type to gimple.
15480 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15482 2009-05-24 Ira Rosen <irar@il.ibm.com>
15484 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15485 * tree-pass.h (pass_slp_vectorize): New pass.
15486 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15487 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15488 * tree-vectorizer.c (timevar.h): Include.
15489 (user_vect_verbosity_level): Declare.
15490 (vect_location): Fix comment.
15491 (vect_set_verbosity_level): Update user_vect_verbosity_level
15492 instead of vect_verbosity_level.
15493 (vect_set_dump_settings): Add an argument. Ignore user defined
15494 verbosity if dump flags require higher level of verbosity. Print to
15495 stderr only for loop vectorization.
15496 (vectorize_loops): Update call to vect_set_dump_settings.
15497 (execute_vect_slp): New function.
15498 (gate_vect_slp): Likewise.
15499 (struct gimple_opt_pass pass_slp_vectorize): New.
15500 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15501 access its members.
15502 (vec_info_for_bb): New function.
15503 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15504 (VECTORIZATION_ENABLED): New macro.
15505 (SLP_ENABLED, SLP_DISABLED): Likewise.
15506 (vect_is_simple_use): Add bb_vec_info argument.
15507 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15508 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15509 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15510 vect_schedule_slp, vect_analyze_slp): Likewise.
15511 (vect_analyze_stmt): Add slp_tree argument.
15512 (find_bb_location): Declare.
15513 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15514 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15515 (vect_analyze_loop_operations, vect_analyze_loop,
15516 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15517 vect_finalize_reduction, vectorizable_reduction,
15518 vectorizable_live_operation, vect_transform_loop): Likewise.
15519 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15520 skip evolution analysis if analyzing a basic block.
15521 (dr_analyze_indices): Likewise.
15522 (initialize_data_dependence_relation): Skip the test whether the
15523 object is invariant for basic blocks.
15524 (compute_all_dependences): Skip dependence analysis for data
15525 references in basic blocks.
15526 (find_data_references_in_stmt): Don't fail in case of invariant
15527 access in basic block.
15528 (find_data_references_in_bb): New function.
15529 (find_data_references_in_loop): Move code to
15530 find_data_references_in_bb and add a call to it.
15531 (compute_data_dependences_for_bb): New function.
15532 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15533 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15535 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15536 unknown dependence in basic block and fail in case of dependence in
15538 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15539 dependence instances from either loop or basic block vectorization
15541 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15542 before calling nested_in_vect_loop_p.
15543 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15544 dependence instances from either loop or basic block vectorization
15546 (vect_verify_datarefs_alignment): Likewise.
15547 (vect_enhance_data_refs_alignment): Adjust function calls.
15548 (vect_analyze_data_refs_alignment): Likewise.
15549 (vect_analyze_group_access): Fix printing. Skip different checks if
15550 DR_STEP is 0. Keep strided stores either in loop or basic block
15551 vectorization data structure. Fix indentation.
15552 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15554 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15555 dependence instances from either loop or basic block vectorization
15557 (vect_analyze_data_refs): Update comment. Call
15558 compute_data_dependences_for_bb to analyze basic blocks.
15559 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15560 case of loop vectorization. In case of basic block vectorization use
15561 data-ref itself as a base.
15562 (vect_create_data_ref_ptr): In case of basic block vectorization:
15563 don't advance the pointer, add new statements before the current
15564 statement. Adjust function calls.
15565 (vect_supportable_dr_alignment): Support only aligned accesses in
15566 basic block vectorization.
15567 * common.opt (ftree-slp-vectorize): New flag.
15568 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15569 (vect_pattern_recog_1): Likewise.
15570 * tree-vect-stmts.c (process_use): Likewise.
15571 (vect_init_vector): Add new statements in the beginning of the basic
15572 block in case of basic block SLP.
15573 (vect_get_vec_def_for_operand): Adjust function calls.
15574 (vect_finish_stmt_generation): Likewise.
15575 (vectorizable_call): Add assert that it is loop vectorization, adjust
15577 (vectorizable_conversion, vectorizable_assignment): Likewise.
15578 (vectorizable_operation): In case of basic block SLP, take
15579 vectorization factor from statement's type and skip the relevance
15580 check. Adjust function calls.
15581 (vectorizable_type_demotion): Add assert that it is loop
15582 vectorization, adjust function calls.
15583 (vectorizable_type_promotion): Likewise.
15584 (vectorizable_store): Check for outer loop only in case of loop
15585 vectorization. Adjust function calls. For basic blocks, skip the
15586 relevance check and don't advance pointers.
15587 (vectorizable_load): Likewise.
15588 (vectorizable_condition): Add assert that it is loop vectorization,
15589 adjust function calls.
15590 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15591 that it is not reduction, get vector type, call only supported
15592 functions, skip loop specific parts.
15593 (vect_transform_stmt): Check for outer loop only in case of loop
15595 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15596 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15597 for external definition.
15598 * passes.c (pass_slp_vectorize): New pass.
15599 * tree-vect-slp.c (find_bb_location): New function.
15600 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15601 check for patterns only in loops.
15602 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15603 case of multiple types in basic block SLP.
15604 (vect_mark_slp_stmts_relevant): New function.
15605 (vect_supported_load_permutation_p): Fix comment.
15606 (vect_analyze_slp_instance): Add argument. In case of basic block
15607 SLP, take vectorization factor from statement's type, check that
15608 unrolling factor is 1. Adjust function call. Save SLP instance in
15609 either loop or basic block vectorization structure. Return FALSE,
15611 (vect_analyze_slp): Add argument. Get strided stores groups from
15612 either loop or basic block vectorization structure. Return FALSE
15613 if basic block SLP failed.
15614 (new_bb_vec_info): New function.
15615 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15616 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15617 (vect_schedule_slp): Add argument. Get SLP instances from either
15618 loop or basic block vectorization structure. Set vectorization factor
15619 to be 1 for basic block SLP.
15620 (vect_slp_transform_bb): New function.
15621 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15623 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15625 * final.c (shorten_branches): Do not align labels for jump tables.
15626 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15628 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15630 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15631 Remove outdated reference to flow.c and fix nits.
15632 * doc/gccint.texi: Tweak RTL description.
15633 * doc/rtl.texi: Likewise.
15635 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15637 * config/avr/avr.c: Change my email address.
15638 * config/avr/avr.h: Likewise.
15639 * config/avr/avr.md: Likewise.
15640 * config/avr/avr-protos.h: Likewise.
15641 * config/avr/libgcc.S: Likewise.
15643 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15645 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15646 (spu_split_load, spu_split_store): Change return type to int.
15647 (spu_split_convert): Declare.
15648 * config/spu/predicates.md (spu_mem_operand): Remove.
15649 (spu_mov_operand): Update.
15650 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15651 * config/spu/spu.c (regno_aligned_for_load): Remove.
15652 (reg_aligned_for_addr, spu_expand_load): Define.
15653 (spu_expand_extv): Reimplement and handle MEM.
15654 (spu_expand_insv): Handle MEM.
15655 (spu_sched_reorder): Handle insn's with length 0.
15656 (spu_legitimate_address_p): Reimplement.
15657 (store_with_one_insn_p): Return TRUE for any mode with size
15658 larger than 16 bytes.
15659 (address_needs_split): Define.
15660 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15662 (spu_convert_move): Define.
15663 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15664 (spu_split_store): Change all MEM's to TImode.
15665 (spu_init_expanders): Preallocate registers that correspond to
15666 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15668 (spu_split_convert): Define.
15669 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15670 (_move<mode>, _movdi, _movti): Update predicate and condition.
15671 (load, store): Change to define_split.
15672 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15674 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15675 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15676 define_insn_and_split of lshr<mode>3.
15677 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15678 (<v>ashr<mode>3_imm): Define.
15679 (extv, extzv, insv): Allow MEM operands.
15680 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15681 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15682 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15683 (_spu_convert2): Change to define_insn_and_split and remove the
15684 corresponding define_peephole2.
15685 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15686 Change predicates to memory_operand.
15688 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15690 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15692 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15694 PR tree-optimization/40219
15695 * tree.c (iterative_hash_expr): Make sure the builtin function is
15696 a normal builtin function and not a front end or back end builtin
15697 before indexing into the built_in_decls array.
15699 2009-05-22 Richard Guenther <rguenther@suse.de>
15701 PR middle-end/38964
15702 * alias.c (write_dependence_p): Do not use TBAA for answering
15703 anti-dependence or output-dependence.
15704 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15705 (emit_pointer_definition): Remove.
15706 (emit_alias_warning): Likewise.
15707 (find_what_var_points_to): Remove TBAA pruning code.
15708 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15710 (compute_points_to_sets): Remove code computing the set of
15711 dereferenced pointers.
15712 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15713 oracle for querying anti and output dependencies.
15714 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15715 if TBAA may be applied.
15716 (refs_anti_dependent_p): New function.
15717 (refs_output_dependent_p): Likewise.
15718 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15719 (refs_output_dependent_p): Likewise.
15720 * doc/tree-ssa.texi (Memory model): New section.
15721 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15722 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15723 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15724 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15725 * expr.c (expand_expr_real_1): Likewise.
15726 * gimple-low.c (lower_stmt): Likewise.
15727 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15728 (dump_gimple_cdt): Remove.
15729 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15730 (gimple_size): Likewise.
15731 (walk_gimple_op): Likewise.
15732 (is_gimple_stmt): Likewise.
15733 (walk_stmt_load_store_addr_ops): Likewise.
15734 (gimple_build_cdt): Remove.
15735 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15736 * gimple.h (gimple_cdt_new_type): Remove.
15737 (gimple_cdt_new_type_ptr): Likewise.
15738 (gimple_cdt_set_new_type): Likewise.
15739 (gimple_cdt_location): Likewise.
15740 (gimple_cdt_location_ptr): Likewise.
15741 (gimple_cdt_set_location): Likewise.
15742 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15743 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15744 GIMPLE_CHANGE_DYNAMIC_TYPE.
15745 (verify_types_in_gimple_stmt): Likewise.
15746 * tree-inline.c (estimate_num_insns): Likewise.
15747 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15748 (copy_decl_to_var): Likewise.
15749 (copy_result_decl_to_var): Likewise.
15750 * tree-pretty-print.c (dump_generic_node): Do not handle
15751 CHANGE_DYNAMIC_TYPE_EXPR.
15752 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15753 * tree-ssa-operands.c (get_expr_operands): Likewise.
15754 * tree-ssa-structalias.c (struct variable_info): Remove
15755 no_tbaa_pruning member.
15756 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15757 (unify_nodes): Do not copy it.
15758 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15759 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15760 (set_uids_in_ptset): Do not check it.
15761 (find_what_var_points_to): Likewise.
15762 (compute_tbaa_pruning): Remove.
15763 (compute_points_to_sets): Do not call it.
15764 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15765 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15766 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15767 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15768 (DECL_NO_TBAA_P): Likewise.
15769 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15770 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15771 (expand_omp_atomic_pipeline): Do not set it.
15772 * print-tree.c (print_node): Do not dump it.
15773 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15776 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15779 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15782 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15784 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15787 2009-05-22 Ben Elliston <bje@au.ibm.com>
15789 * Makefile.in (bversion.h, s-bversion): New targets.
15790 (TOPLEV_H): Add bversion.h.
15791 * toplev.h: Include "bversion.h".
15792 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15793 the __format__ attribute only if compiling with the same version
15794 of GCC as the sources (the "build version").
15796 2009-05-22 Ben Elliston <bje@au.ibm.com>
15798 * c-format.c (handle_format_attribute): Fix comment typo.
15800 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15803 * config/ia64/ia64.opt (mfused-madd): New.
15804 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15805 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15806 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15807 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15808 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15809 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15810 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15811 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15812 instruction if !TARGET_FUSED_MADD.
15813 (fpma, fpms): Remove colon from name.
15815 2009-05-22 Richard Guenther <rguenther@suse.de>
15817 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15818 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15819 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15821 (create_expression_by_pieces): Only convert if necessary.
15822 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15823 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15825 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15827 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15828 regular pattern from a template and rename it ...
15829 (*extzv_truncsi_exts): ... to this.
15831 2009-05-21 Richard Guenther <rguenther@suse.de>
15833 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15834 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15835 (cgraph_default_inline_p): Likewise.
15836 (cgraph_decide_inlining_incrementally): Likewise.
15838 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15839 Uros Bizjak <ubizjak@gmail.com>
15841 * config/i386/cpuid.h (bit_MOVBE): New.
15843 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15845 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15846 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15847 (ix86_handle_option): Handle OPT_mmovbe.
15848 (ix86_target_string): Add -mmovbe.
15849 (pta_flags): Add PTA_MOVBE.
15850 (processor_alias_table): Add PTA_MOVBE to "atom".
15851 (override_options): Handle PTA_MOVBE.
15853 * config/i386/i386.h (TARGET_MOVBE): New.
15855 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15856 (*bswapsi_movbe): New.
15857 (*bswapdi_movbe): Likewise.
15858 (bswapdi2): Renamed to ...
15859 (*bswapdi_1): This.
15860 (bswapdi2): New expander.
15862 * config/i386/i386.opt (mmovbe): New.
15864 * doc/invoke.texi: Document -mmovbe.
15866 2009-05-21 Taras Glek <tglek@mozilla.com>
15868 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15869 * gcc-plugin.h (plugin_init): Updated signature.
15870 * gcc-plugin.h (plugin_name_args): Moved to this header.
15871 * doc/plugins.texi (plugin_init): Updated documention to reflect
15873 * doc/plugins.texi (plugin_name_args): Added to documention.
15875 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15877 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15878 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15880 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15882 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15883 JUMP_TABLE_DATA_P predicates where applicable.
15884 * config/i386/predicates.md: Ditto.
15885 * config/i386/sse.md: Ditto.
15887 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15889 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15890 operand2 -128 override length_immediate attribute to 1.
15891 * config/i386/predicates.md (constm128_operand): New predicate.
15893 * config/i386/i386.c (memory_address_length): Handle %r12
15894 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15896 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15897 mode look through optional ZERO_EXTEND and SUBREG.
15898 * config/i386/i386.md (R12_REG): New define_constant.
15899 (prefix_data16): For sse unit set also for MODE_TI insns.
15900 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15901 insns set if operand 1 is ext_QIreg_operand.
15902 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15903 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15905 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15906 mode from MODE_DI to MODE_SI.
15907 (movdi_1_rex64): Override modrm and length_immediate attributes
15908 only for movabs (TYPE_IMOV, alternative 2).
15909 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15910 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15911 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15912 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15913 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15914 prefix_rex attribute if DImode.
15915 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15916 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15917 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15918 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15919 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15920 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15921 Likewise. For TYPE_IMOV clear length_immediate attribute.
15922 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15923 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15924 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15925 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15926 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15927 or one operand TYPE_ISHIFT.
15928 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15929 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15930 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15931 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15932 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15933 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15934 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15935 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15936 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15937 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15938 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15939 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15940 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15941 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15942 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15943 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15944 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15945 set mode attribute, don't override length attribute.
15946 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15948 (return_internal_long): Set length attribute to 2 instead of 1.
15949 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15950 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15951 prefix_rex attribute.
15952 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15954 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15956 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15958 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15960 2009-05-20 Ian Lance Taylor <iant@google.com>
15962 * tree.c (build_tree_list_vec_stat): New function.
15963 (ctor_to_vec): New function.
15964 (build_nt_call_vec): New function.
15965 (build_call_array): Change args to be a const pointer.
15966 (build_call_vec): New function.
15967 * tree.h (build_nt_call_vec): Declare.
15968 (build_tree_list_vec_stat): Declare.
15969 (build_tree_list_vec): Define.
15970 (build_call_array): Update declaration.
15971 (build_call_vec): Declare.
15972 (ctor_to_vec): Declare.
15973 * c-common.c (tree_vector_cache): New static variable.
15974 (make_tree_vector): New function.
15975 (release_tree_vector): New function.
15976 (make_tree_vector_single): New function.
15977 (make_tree_vector_copy): New function.
15978 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15979 (make_tree_vector_single, make_tree_vector_copy): Declare.
15980 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15981 (c_parser_expr_list): Don't manage cache here, instead call
15983 (c_parser_release_expr_list): Remove static function.
15984 (c_parser_vec_to_tree_list): Remove static function.
15985 (c_parser_attributes): Call build_tree_list_vec instead of
15986 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15987 c_parser_release_expr_list.
15988 (c_parser_postfix_expression_after_primary): Likewise.
15989 (c_parser_objc_keywordexpr): Likewise.
15991 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15993 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15994 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15995 TARGET_CONVERT_TO_TYPE.
15996 * hooks.c (hook_tree_const_tree_null): Define.
15997 * hooks.h (hook_tree_const_tree_null): Declare.
15998 * target.h (struct gcc_target): Add invalid_parameter_type,
15999 invalid_return_type, promoted_type, and convert_to_type fields.
16000 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16001 (TARGET_INVALID_RETURN_TYPE): Define.
16002 (TARGET_PROMOTED_TYPE): Define.
16003 (TARGET_CONVERT_TO_TYPE): Define.
16004 (TARGET_INITIALIZER): Update for new fields.
16005 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16006 (grokparms): Check targetm.invalid_parameter_type.
16007 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16008 * c-convert.c (convert): Check targetm.convert_to_type.
16010 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16012 * config/mips/mips.md (*extenddi_truncate<mode>,
16013 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16015 (*extendhi_truncateqi): New define_insn_and_sptit.
16017 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16019 PR middle-end/40204
16020 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16021 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16023 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16025 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16026 the operand of VIEW_CONVERT_EXPR.
16028 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16030 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16031 extended family and model for Intel processors. Support Intel Atom.
16033 2009-05-20 Olivier Hainque <hainque@adacore.com>
16035 * gstab.h (stab_code_type): Define, to be used instead of the
16036 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16038 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16039 occurrences by stab_code_type.
16040 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16042 2009-05-20 Martin Jambor <mjambor@suse.cz>
16044 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16045 (sra_insert_before): Likewise.
16046 (sra_insert_after): Likewise.
16047 (sra_init_cache): Likewise.
16048 (sra_type_can_be_decomposed_p): Likewise.
16049 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16050 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16051 (sra_insert_before): Likewise.
16052 (sra_insert_after): Likewise.
16053 (sra_init_cache): Likewise.
16054 (insert_edge_copies_seq): Made static and moved upwards.
16056 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16059 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16061 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16062 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16065 2009-05-20 Richard Guenther <rguenther@suse.de>
16067 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16068 with mismatched comparison modes.
16070 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16072 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16073 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16074 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16075 with shifts for Thumb2.
16076 (orsi_notsi): New for orn.
16077 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16078 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16079 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16080 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16081 Don't invert remainder for IOR.
16083 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16085 PR tree-optimization/40087
16086 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16087 number_of_iterations_ne): Rename never_infinite argument.
16088 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16089 number_of_iterations_le): Handle pointer-type ivs when
16090 exit_must_be_taken is false.
16091 (number_of_iterations_cond): Do not always assume that
16092 exit_must_be_taken if the control variable is a pointer.
16094 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16096 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16097 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16099 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16101 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16102 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16104 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16107 * c.opt (Wlogical-op): Disabled by default.
16108 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16110 * doc/invoke.texi (Wlogical-op): Likewise.
16112 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16114 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16116 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16117 Propagate the type of the first operand.
16118 <ASSERT_EXPR>: Simplify.
16119 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16120 Rewrite using the RHS code as discriminant.
16121 <NOP_EXPR>: Turn into CASE_CONVERT.
16122 <PLUS_EXPR>: Propagate the type of the first operand.
16124 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16126 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16127 (ia64_dconst_0_375): New.
16128 * config/ia64/ia64.c (ia64_override_options): Remove
16129 -minline-sqrt-min-latency warning.
16130 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16131 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16132 * config/ia64/ia64.md (*sqrt_approx): Remove.
16133 (sqrtsf2): Remove #if 0.
16134 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16135 (sqrtdf): Remove assert.
16136 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16137 (sqrtxf2): Remove #if 0.
16138 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16139 * div.md (sqrt_approx_rf): New.
16140 (sqrtsf2_internal_thr): New implementation.
16141 (sqrtsf2_internal_lat): New.
16142 (sqrtdf2_internal_thr: New implementation.
16143 (sqrtxf2_internal): New implementation.
16145 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16146 Hans-Peter Nilsson <hp@axis.com>
16148 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16149 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16150 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16151 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16152 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16153 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16154 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16155 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16156 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16157 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16158 * c-common.c: ...from here.
16160 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16162 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16164 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16166 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16168 2009-05-19 Ben Elliston <bje@au.ibm.com>
16170 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16171 assignments with memcpy calls.
16172 (add_fdes): Likewise.
16173 (binary_search_unencoded_fdes): Likewise.
16174 (linear_search_fdes): Eliminate type puns.
16176 2009-05-19 Richard Guenther <rguenther@suse.de>
16178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16179 not falsely claim to have propagated into all uses.
16181 2009-05-19 Ben Elliston <bje@au.ibm.com>
16183 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16186 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16188 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16189 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16190 (TARGET_LEGITIMATE_ADDRESS_P): New.
16191 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16192 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16194 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16197 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16198 child of the containing namespace's DIE.
16200 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16202 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16203 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16204 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16207 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16210 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16211 gen_align with gen_pad.
16212 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16213 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16215 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16216 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16218 * config/i386/i386.md (align): Renamed to ...
16219 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16220 ASM_OUTPUT_MAX_SKIP_PAD.
16222 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16224 * config.gcc: Fix variable syntax.
16227 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16228 before calling exact_log2.
16229 (output_iorsi3): Likewise.
16230 (output_xorsi3): Likewise.
16232 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16234 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16235 for the none zero constant operand except for EQ and NE
16236 comprisons even when the first operand is R0.
16238 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16240 * config/s390/2064.md: Remove trailing whitespaces.
16241 * config/s390/2084.md: Likewise.
16242 * config/s390/constraints.md: Likewise.
16243 * config/s390/fixdfdi.h: Likewise.
16244 * config/s390/libgcc-glibc.ver: Likewise.
16245 * config/s390/s390-modes.def: Likewise.
16246 * config/s390/s390-protos.h: Likewise.
16247 * config/s390/s390.c: Likewise.
16248 * config/s390/s390.h: Likewise.
16249 * config/s390/s390.md: Likewise.
16250 * config/s390/tpf-unwind.h: Likewise.
16252 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16254 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16256 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16259 * configure.ac (m68k-*-*): Check if binutils support TLS.
16260 * configure: Regenerate.
16261 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16262 * config/m68k/constraints.md (Cu): New constraint.
16263 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16264 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16265 (movsi): Handle TLS symbols.
16266 (addsi3_5200): Handle XTLS symbols, indent.
16267 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16268 (m68k_tls_reference_p): Declare.
16269 (m68k_legitimize_address): Declare.
16270 (m68k_unwrap_symbol): Declare.
16271 * config/m68k/m68k.opt (mxtls): New option.
16272 * config/m68k/m68k.c (ggc.h): Include.
16273 (m68k_output_dwarf_dtprel): Implement hook.
16274 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16275 (m68k_expand_prologue): Load GOT pointer when function needs it.
16276 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16277 (m68k_legitimate_constant_address_p): Same.
16278 (m68k_decompose_address): Handle TLS references.
16279 (m68k_get_gp): New static function.
16280 (enum m68k_reloc): New contants.
16281 (TLS_RELOC_P): New macro.
16282 (m68k_wrap_symbol): New static function.
16283 (m68k_unwrap_symbol): New function.
16284 (m68k_final_prescan_insn_1): New static function.
16285 (m68k_final_prescan_insn): New function.
16286 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16288 (legitimize_pic_address): Handle TLS references..
16289 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16290 (m68k_libcall_value_in_a0_p)
16291 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16292 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16293 (m68k_legitimize_tls_address): Handle TLS references.
16294 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16296 (m68k_legitimize_address): Handle TLS symbols.
16297 (m68k_get_reloc_decoration): New static function.
16298 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16300 (m68k_output_dwarf_dtprel): Implement hook.
16301 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16302 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16303 m68k_call_* routines.
16304 (sched_attr_op_type): Handle TLS symbols.
16305 (gt-m68k.h): Include.
16306 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16307 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16309 2009-05-18 Martin Jambor <mjambor@suse.cz>
16311 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16312 (visit_store_addr_for_mod_analysis): New function.
16313 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16314 (determine_cst_member_ptr): Use gimple_assign_single_p.
16315 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16316 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16317 operands. Don't check number of operands of a NOP_EXPR.
16319 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16321 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16323 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16326 * c-common.c (warn_logical_operator): Don't warn if one of
16327 expression isn't always true or false.
16329 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16331 * config/i386/biarch32.h: New file.
16332 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16334 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16336 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16337 *zero_extend<mode>_truncqi): Merge these into ...
16338 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16339 Name the pattern following this as *zero_extendhi_truncqi.
16341 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16343 PR middle-end/39301
16344 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16345 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16346 (output_info): Make field HOST_WIDEST_INT.
16347 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16348 (dump_bitmat_statistics): Same.
16350 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16352 * config.gcc (use_gcc_stdint): Set to wrap.
16353 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16354 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16355 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16356 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16357 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16358 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16359 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16360 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16362 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16364 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16366 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16367 Move definitions earlier.
16368 (OPT_ARCH64, OPT_ARCH32): Define.
16369 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16372 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16375 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16378 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16380 * arm.md (movdi2): Copy non-reg values to DImode registers.
16382 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16385 * final.c (label_to_max_skip): New function.
16386 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16387 CODE_LABEL_NUMBER <= max_labelno.
16388 * output.h (label_to_max_skip): New prototype.
16389 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16390 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16391 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16392 Handle CODE_LABELs with >= 16 byte alignment or with
16393 max_skip == (1 << align) - 1.
16394 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16395 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16398 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16399 .p2align 3 if MAX_SKIP is smaller than 7.
16400 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16402 2009-05-15 Ian Lance Taylor <iant@google.com>
16404 * alias.c (struct alias_set_entry_d): Rename from struct
16405 alias_set_entry. Change all uses.
16406 * except.c (struct call_site_record_d): Rename from struct
16407 call_site_record. Change all uses.
16408 * except.h (struct eh_region_d): Rename from struct eh_region.
16410 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16412 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16413 ivtype_map_elt. Change all uses.
16414 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16416 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16417 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16419 (struct sese_d): Rename from struct sese. Change all uses.
16420 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16421 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16422 * optabs.h (struct optab_d): Rename from struct optab. Change all
16424 (struct convert_optab_d): Rename from struct convert_optab.
16426 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16427 ipa_opt_pass. Change all uses.
16428 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16431 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16432 defined as a typedef.
16433 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16436 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16439 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16441 (merge_ranges): Returns bool.
16442 * tree.h (make_range): .. to here.
16443 (build_range_check): Likewise.
16444 (merge_ranges): Likewise. Renamed from merge_ranges.
16445 * c-typeck.c (parser_build_binary_op): Update calls to
16446 warn_logical_operator.
16447 * c-common.c (warn_logical_operator): Add new warning.
16448 * c-common.h (warn_logical_operator): Update declaration.
16450 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16452 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16454 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16456 * doc/install.texi: Document MPC requirements, flags etc.
16458 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16459 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16460 Evaluate constant arguments.
16461 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16462 (fold_builtin_1): Likewise, also evaluate constant arguments.
16463 Remove superfluous break.
16464 (do_mpc_ckconv): New.
16465 * real.h: Include mpc.h.
16466 * toplev.c (print_version): Output MPC version info if available.
16468 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16470 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16472 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16474 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16477 2009-05-15 Jan Hubicka <jh@suse.cz>
16479 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16480 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16481 (try_inline): Fix return value.
16482 (cgraph_decide_inlining_incrementally): Honor new value.
16483 (cgraph_early_inlining): Handle indirect inlining.
16484 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16486 2009-05-15 Jan Hubicka <jh@suse.cz>
16488 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16489 * cgraphunit.c (cgraph_finalize_function): Set it.
16490 (cgraph_expand_function): Use it.
16492 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16494 * real.c (encode_ieee_half): Define.
16495 (decode_ieee_half): Define.
16496 (ieee_half_format): Define.
16497 (arm_half_format): Define.
16498 * real.h (ieee_half_format): Declare.
16499 (arm_half_format): Declare.
16501 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16503 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16504 swapped, and reversed optabs exist before trying to use them.
16506 2009-05-15 Paul Brook <paul@codesourcery.com>
16507 Sandra Loosemore <sandra@codesourcery.com>
16509 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16510 loads. Allow PRE_DEC.
16511 (output_move_neon): Handle PRE_DEC.
16512 (arm_print_operand): Add 'A' for neon structure loads.
16513 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16514 * config/arm/neon.md (neon_mov): Update comment.
16515 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16517 (Um): New constraint.
16519 2009-05-15 Jan Hubicka <jh@suse.cz>
16521 Revert the following patch until testsuite fallout is fixed:
16522 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16523 * cgraph.h (struct inline_summary): New filed self_wize,
16524 size_inlining_benefit, self_time and time_inlining_benefit.
16525 (struct cgraph_global_info): Replace insns by time ans size fields.
16526 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16527 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16528 (ipcp_update_callgraph): Do not touch function bodies.
16529 * ipa-inline.c: Include except.h
16530 (MAX_TIME): New constant.
16531 (overall_insns): Remove
16532 (overall_size, max_benefit): New static variables.
16533 (cgraph_estimate_time_after_inlining): New function.
16534 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16535 (cgraph_clone_inlined_nodes): Update size.
16536 (cgraph_mark_inline_edge): Update size.
16537 (cgraph_estimate_growth): Use size info.
16538 (cgraph_check_inline_limits): Check size.
16539 (cgraph_default_inline_p): Likewise.
16540 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16541 (cgraph_decide_recursive_inlining): Check size.
16542 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16544 (cgraph_decide_inlining): Likewise.
16545 (cgraph_decide_inlining_incrementally): Likewise; honor
16546 PARAM_EARLY_INLINING_INSNS.
16547 (likely_eliminated_by_inlining_p): New predicate.
16548 (estimate_function_body_sizes): New function.
16549 (compute_inline_parameters): Use it.
16550 * except.c (must_not_throw_labels): New function.
16551 * except.h (must_not_throw_labels): Declare.
16552 * tree-inline.c (init_inline_once): Kill inlining_weigths
16553 * tree-ssa-structalias.c: Avoid uninitialized warning.
16554 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16555 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16556 (PARAM_INLINE_CALL_COST): Remove.
16557 (PARAM_EARLY_INLINING_INSNS): New.
16559 2009-05-15 Richard Guenther <rguenther@suse.de>
16561 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16562 not TODO_update_ssa.
16564 2009-05-15 Richard Guenther <rguenther@suse.de>
16566 PR tree-optimization/39999
16567 * gimple.h (gimple_expr_type): Use the expression type looking
16568 through useless conversions.
16569 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16570 (vn_nary_op_insert_stmt): Likewise.
16571 (simplify_binary_expression): Likewise.
16573 2009-05-15 Richard Guenther <rguenther@suse.de>
16575 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16576 New options, enabled by default.
16577 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16579 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16580 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16581 * tree-ssa-structalias.c (gate_tree_pta): New function.
16582 (pass_build_alias): Use it.
16584 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16586 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16587 recurse on an invariant address if a conversion from a pointer
16588 type to a wider integer type is involved.
16590 2009-05-15 Jan Hubicka <jh@suse.cz>
16592 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16593 * cgraph.h (struct inline_summary): New filed self_wize,
16594 size_inlining_benefit, self_time and time_inlining_benefit.
16595 (struct cgraph_global_info): Replace insns by time ans size fields.
16596 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16597 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16598 (ipcp_update_callgraph): Do not touch function bodies.
16599 * ipa-inline.c: Include except.h
16600 (MAX_TIME): New constant.
16601 (overall_insns): Remove
16602 (overall_size, max_benefit): New static variables.
16603 (cgraph_estimate_time_after_inlining): New function.
16604 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16605 (cgraph_clone_inlined_nodes): Update size.
16606 (cgraph_mark_inline_edge): Update size.
16607 (cgraph_estimate_growth): Use size info.
16608 (cgraph_check_inline_limits): Check size.
16609 (cgraph_default_inline_p): Likewise.
16610 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16611 (cgraph_decide_recursive_inlining): Check size.
16612 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16614 (cgraph_decide_inlining): Likewise.
16615 (cgraph_decide_inlining_incrementally): Likewise; honor
16616 PARAM_EARLY_INLINING_INSNS.
16617 (likely_eliminated_by_inlining_p): New predicate.
16618 (estimate_function_body_sizes): New function.
16619 (compute_inline_parameters): Use it.
16620 * except.c (must_not_throw_labels): New function.
16621 * except.h (must_not_throw_labels): Declare.
16622 * tree-inline.c (init_inline_once): Kill inlining_weigths
16623 * tree-ssa-structalias.c: Avoid uninitialized warning.
16624 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16625 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16626 (PARAM_INLINE_CALL_COST): Remove.
16627 (PARAM_EARLY_INLINING_INSNS): New.
16628 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16629 (inline-call-cost): Remove.
16630 (early-inlining-insns): New.
16632 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16634 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16636 (print_int_cst_bounds_in_octal_p): Likewise.
16637 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16639 * dwarf2out.c (base_type_die): Likewise.
16640 (is_subrange_type): Delete.
16641 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16642 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16643 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16644 if the destination type is boolean.
16645 (build_range_check): Do not special-case subtypes.
16646 (fold_sign_changed_comparison): Likewise.
16647 (fold_unary): Likewise.
16648 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16649 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16650 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16651 * tree.c (subrange_type_for_debug_p): New predicate based on the
16652 former is_subrange_type.
16653 * tree.h (subrange_type_for_debug_p): Declare.
16654 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16655 (convert_affine_scev): Remove call to above function.
16656 (chrec_convert_aggressive): Likewise.
16657 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16658 false for conversions involving subtypes.
16659 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16660 (vrp_val_min): Likewise.
16661 (needs_overflow_infinity): Likewise.
16662 (extract_range_from_unary_expr): Likewise.
16664 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16666 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16667 * config/frv/frv.c: Likewise.
16668 * config/s390/s390.c: Likewise.
16669 * config/sparc/sparc.h: Likewise.
16670 * config/i386/i386.h: Likewise.
16671 * config/i386/i386.c: Likewise.
16672 * config/crx/crx.c: Likewise.
16673 * config/m68hc11/m68hc11.h: Likewise.
16674 * config/iq2000/iq2000.c: Likewise.
16675 * config/mn10300/mn10300.h: Likewise.
16676 * config/mn10300/mn10300.c: Likewise.
16677 * config/m68k/m68k.c: Likewise.
16678 * config/rs6000/rs6000.c: Likewise.
16679 * config/rs6000/xcoff.h: Likewise.
16680 * config/rs6000/linux64.h: Likewise.
16681 * config/rs6000/sysv4.h: Likewise.
16682 * config/score/score3.c: Likewise.
16683 * config/score/score7.c: Likewise.
16684 * config/score/score.c: Likewise.
16685 * config/arm/arm.md: Likewise.
16686 * config/mips/mips.c: Likewise.
16687 * config/mips/mips.md: Likewise.
16688 * config/bfin/bfin.h: Likewise.
16689 * config/pa/pa.c: Likewise.
16690 * config/pa/constraints.md: Likewise.
16692 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16693 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16694 * config/pdp11/pdp11.h: Use memory_address_p instead.
16696 2009-05-14 Ian Lance Taylor <iant@google.com>
16698 * passes.c (finish_optimization_passes): Change i to int.
16699 * plugin.c (plugins_active_p): Change event to int.
16700 (dump_active_plugins): Likewise.
16701 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16703 * tree.c (tree_range_check_failed): Change c to unsigned int.
16704 (omp_clause_range_check_failed): Likewise.
16705 (build_common_builtin_nodes): Change mode to int. Add cast.
16706 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16707 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16709 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16710 ++ or -- with a variable of enum type.
16712 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16715 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16717 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16719 * store-motion.c: Do not include params.h
16720 * Makefile.in: Fix dependencies for various files.
16722 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16724 * auto-inc-dec.c: Fix pass description, remove apparent
16725 accidental duplication.
16727 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16729 PR middle-end/40147
16730 * ipa-utils.h (memory_identifier_string): Moved to ...
16731 * tree.h (memory_identifier_string): Here. Add GTY(()).
16733 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16735 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16736 in the former documentation of...
16737 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16738 * ira-conflicts.c (get_dup_num): Use address_operand.
16739 * targhooks.c (default_legitimate_address_p): New.
16740 * targhooks.h (default_legitimate_address_p): New.
16741 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16743 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16744 * target.h (struct target): Add legitimate_address_p.
16745 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16746 (TARGET_INITIALIZER): Include it.
16748 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16749 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16750 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16751 (TARGET_LEGITIMATE_ADDRESS_P): New.
16753 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16754 (REG_OK_STRICT_P): Delete.
16755 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16756 (frv_legitimate_address_p_1): ... this.
16757 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16758 (frv_legitimate_address_p_1): ... the renamed old
16759 frv_legitimate_address_p.
16760 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16761 (TARGET_LEGITIMATE_ADDRESS_P): New.
16763 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16764 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16765 * config/s390/s390.c (legitimate_address_p): Rename to...
16766 (s390_legitimate_address_p): ... this, make static.
16767 (legitimize_address): Adjust call.
16768 (TARGET_LEGITIMATE_ADDRESS_P): New.
16769 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16771 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16772 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16773 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16774 (TARGET_LEGITIMATE_ADDRESS_P): New.
16776 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16777 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16778 * config/spu/spu.c (spu_legitimate_address): Rename to...
16779 (spu_legitimate_address_p): ... this, make static.
16780 (TARGET_LEGITIMATE_ADDRESS_P): New.
16782 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16783 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16784 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16785 (sparc_legitimate_address_p): ... this, make static and return bool.
16786 (legitimize_address): Adjust call.
16787 (TARGET_LEGITIMATE_ADDRESS_P): New.
16789 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16790 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16791 * config/i386/i386.c (legitimate_address_p): Rename to...
16792 (ix86_legitimate_address_p): ... this, make static.
16793 (constant_address_p): Move after it, adjust call.
16794 (TARGET_LEGITIMATE_ADDRESS_P): New.
16796 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16797 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16798 * config/avr/avr.c (legitimate_address_p): Rename to...
16799 (avr_legitimate_address_p): ... this, make static.
16800 (legitimize_address): Adjust call.
16801 (TARGET_LEGITIMATE_ADDRESS_P): New.
16803 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16804 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16805 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16806 (TARGET_LEGITIMATE_ADDRESS_P): New.
16808 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16809 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16810 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16811 (TARGET_LEGITIMATE_ADDRESS_P): New.
16813 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16814 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16816 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16818 (TARGET_LEGITIMATE_ADDRESS_P): New.
16820 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16821 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16823 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16825 (m68hc11_legitimate_address_p): ... this, make static.
16826 (go_if_legitimate_address_internal): Rename to...
16827 (m68hc11_legitimate_address_p_1): ... this.
16828 (legitimize_address): Adjust call.
16829 (TARGET_LEGITIMATE_ADDRESS_P): New.
16831 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16832 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16833 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16834 (TARGET_LEGITIMATE_ADDRESS_P): New.
16836 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16837 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16838 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16839 (mn10300_legitimate_address_p): ... this, make static.
16840 (TARGET_LEGITIMATE_ADDRESS_P): New.
16842 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16843 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16844 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16845 (TARGET_LEGITIMATE_ADDRESS_P): New.
16847 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16848 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16849 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16850 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16851 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16852 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16853 (rs6000_legitimate_address_p): ... this, make static.
16854 (TARGET_LEGITIMATE_ADDRESS_P): New.
16855 (REG_MODE_OK_FOR_BASE_P): Delete.
16856 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16858 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16859 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16861 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16862 static, adjust types.
16863 (TARGET_LEGITIMATE_ADDRESS_P): New.
16865 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16866 * config/score/score.c (score_address_p): Rename to...
16867 (score_legitimate_address_p): ... this.
16868 (TARGET_LEGITIMATE_ADDRESS_P): New.
16869 * config/score/score3.c (score3_address_p): Rename to...
16870 (score3_legitimate_address_p): ... this.
16871 * config/score/score7.c (score7_address_p): Rename to...
16872 (score7_legitimate_address_p): ... this.
16874 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16875 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16876 GO_IF_LEGITIMATE_ADDRESS): Delete.
16877 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16878 thumb2_legitimate_address_p): Delete.
16879 (arm_legitimate_address_p): Rename to...
16880 (arm_legitimate_address_outer_p): ... this.
16881 * config/arm/constraints.md ("Uq"): Adjust call.
16882 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16883 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16885 (arm_legitimate_address_outer_p): ... this.
16886 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16888 (TARGET_LEGITIMATE_ADDRESS_P): New.
16890 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16891 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16892 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16893 (TARGET_LEGITIMATE_ADDRESS_P): New.
16895 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16896 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16897 * config/vax/vax.c (legitimate_address_p): Rename to...
16898 (vax_legitimate_address_p): ... this, make static.
16899 (TARGET_LEGITIMATE_ADDRESS_P): New.
16901 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16902 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16903 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16904 (TARGET_LEGITIMATE_ADDRESS_P): New.
16906 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16907 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16908 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16909 (mmix_legitimate_address_p): ... this, make static.
16910 (TARGET_LEGITIMATE_ADDRESS_P): New.
16912 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16913 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16914 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16915 (TARGET_LEGITIMATE_ADDRESS_P): New.
16917 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16919 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16920 of MODE_COMPLEX_INT.
16922 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16924 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16925 LCT_NORMAL in function call.
16926 * mips-tdump.c (print_file_desc): Add cast to enum type.
16927 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16928 (mark_stabs): Add casts to enum types.
16929 (parse_stabs_common): Add casts to enum types.
16931 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16933 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16934 Check for invalid values of LETTER.
16936 2009-05-13 Taras Glek <tglek@mozilla.com>
16938 * attribs.c (register_attribute): moved out attribute registration
16939 into register_attribute.
16940 * doc/plugins.texi: Documented register_attribute and
16942 * gcc-plugin.h: Added forward decl for register_attribute.
16943 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16944 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16945 PLUGIN_ATTRIBUTES boilerplate.
16947 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16949 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16950 values even in sentinel and empty entries.
16951 (ms_printf_flag_specs): Likewise.
16952 (ms_scanf_flag_specs): Likewise.
16953 (ms_strftime_flag_specs): Likewise.
16954 (ms_print_char_table): Likewise.
16955 (ms_scan_char_table): Likewise.
16956 (ms_time_char_table): Likewise.
16958 2009-05-13 Doug Kwan <dougkwan@google.com>
16960 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16962 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16964 * config/mips/mips.md (store): Add attributes for QI and HI.
16966 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16967 (truncdi<mode>2): ... this new pattern.
16969 2009-05-13 Brad Hards <bradh@kde.org>
16971 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16973 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16974 Ben Elliston <bje@au.ibm.com>
16976 PR middle-end/40035
16977 * dse.c (check_mem_read_rtx): Guard against width == -1.
16979 2009-05-13 Michael Matz <matz@suse.de>
16981 PR middle-end/39976
16982 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16983 (trivially_conflicts_p): New function.
16984 (insert_backedge_copies): Use it.
16986 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16988 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16989 (handle_stdc_pragma): Use new enum constant names.
16990 (handle_pragma_float_const_decimal64): Ditto.
16992 2009-05-13 Ian Lance Taylor <iant@google.com>
16994 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16997 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16999 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17000 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17002 * config/m68k/m68k.h (FL_UCLINUX): Define.
17004 2009-05-13 Jan Hubicka <jh@suse.cz>
17006 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17008 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17010 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17011 unless -fschedule-insns is specified.
17013 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17016 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17017 TARGET_EXPAND_CBRANCHDI4.
17018 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17019 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17020 (cmpeqdi): Fix comment.
17022 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17024 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17025 (sh_legitimate_address_p): Likewise.
17026 * config/sh/sh.c (sh_legitimate_index_p): New.
17027 (sh_legitimate_address_p): Likewise.
17028 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17029 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17030 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17031 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17032 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17033 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17034 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17035 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17036 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17038 2009-05-12 Jan Hubicka <jh@suse.cz>
17040 * tree-inline.c (estimate_operator_cost): Add operands;
17041 when division happens by constant, it is cheap.
17042 (estimate_num_insns): Loads and stores are not having cost of 0;
17043 EH magic stuff is cheap; when computing runtime cost of switch,
17044 use log2 base of amount of its cases; builtin_expect has cost of 0;
17045 compute cost for moving return value of call.
17046 (init_inline_once): Initialize time_based flags.
17047 * tree-inline.h (eni_weights_d): Add time_based flag.
17049 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17051 * df-core.c: Update head documentation.
17053 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17056 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17057 shadowing exisiting variable op1.
17059 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17062 * config/i386/driver-i386.c (processor_signatures): New enum.
17063 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17064 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17065 processor signature to detect geode processor.
17067 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17071 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17073 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17074 causes spurious differences between trunk and cond-optab branch.
17076 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17078 * dojump.c (compare_from_rtx): Delete.
17079 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17080 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17081 if the comparison does not satisfy the predicate; test predicates for
17082 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17083 further if one existing pattern fails.
17084 * expr.h (compare_from_rtx): Delete.
17085 (prepare_operand): Declare it.
17086 * optabs.c: Change "lib call" to "libcall" throughout.
17087 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17088 HAVE_conditional_trap, emit_cmp_insn): Delete.
17089 (can_compare_p): Delete cmp_optab case.
17090 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17091 Accept other parameters by value.
17092 (prepare_operand): Make non-static.
17093 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17094 other parameters by value. Try to widen operands here based on
17095 an optab_methods argument and looking at cbranch_optab.
17096 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17097 loop. Use cbranch_optab directly.
17098 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17099 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17101 (emit_conditional_move, emit_conditional_add): Inline what's needed
17102 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17103 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17104 with COMPARE. Move cmov_optab and cstore_optab above
17105 with cbranch_optab, move cmp_optab down with ucmp_optab,
17106 remove tst_otpab. Do not initialize trap_rtx.
17107 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17108 for trap code. Do not check HAVE_conditional_trap. Use
17109 prepare_cmp_insn. Accept no predicate for operand 3.
17110 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17111 (OTI_ctrap, ctrap_optab): New.
17112 (tst_optab): Delete.
17113 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17114 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17115 with lookup of ctrap_optab.
17116 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17118 (ctrap_optab): New.
17120 * combine.c (combine_simplify_rtx, simplify_set): Do not
17121 special case comparing against zero for cc0 machines.
17122 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17123 COMPARE on cc0 machines.
17124 (simplify_relational_operation): Return a new expression when
17125 a COMPARE could be removed.
17126 * final.c (final_scan_insn): Compare cc_status values
17127 against LHS of a (compare FOO (const_int 0)) cc0 source.
17128 Also check if cc_status.value is the full compare.
17130 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17131 (cstoreMM4): Document.
17132 (conditional_trap): Document ctrapMM4 instead.
17133 (sync_compare_and_swapMM): Refer to cbranchcc4.
17134 (Dependent Patterns): Eliminate obsolete information referring to
17135 the old jump optimization phase.
17136 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17137 of compares with 0 on cc0 machines.
17138 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17139 avoiding references to cc0. Remove text about storing operands
17141 * doc/tm.texi (Condition Codes): Include blurb on different
17142 condition code representations, separate into subsections for
17143 CC0, MODE_CC and conditional execution.
17145 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17146 alpha_emit_setcc): Accept operands and a machine mode.
17147 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17148 Get code/op0/op1 from operands, use machine mode argument
17149 instead of alpha_compare.fp_p. Emit the branch here.
17150 (alpha_emit_setcc): Likewise, and return boolean.
17151 (alpha_emit_conditional_move): Likewise. Assert that
17152 cmp_op_mode == cmp_mode, and simplify accordingly.
17153 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17154 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17155 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17157 (stack probe test): Use cbranchdi4.
17158 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17160 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17161 * config/arc/arc.h (movsicc, movsfcc): Use it.
17162 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17163 (cbranchsi4, cstoresi4): New.
17164 (cmpsi, bCC and sCC expanders): Remove.
17166 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17167 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17168 * config/arm/predicates.md (arm_comparison_operator): Only include
17169 floating-point operators if there is a hardware floating-point unit.
17170 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17171 deferring to cbranch_cc and cstore_cc respectively.
17172 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17173 cbranch_cc, cstore_cc): New.
17174 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17176 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17178 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17179 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17181 (adjust_insn_length): Adjust calls.
17182 (avr_reorg): Handle (compare (foo) (const_int 0)).
17183 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17184 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17185 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17186 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17188 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17189 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17191 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17192 (cbranchsi4, cstorebi4, cstoresi4): New.
17193 (movbisi): This insn is duplicate, split it to zero_extend.
17194 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17195 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17196 (bfin_optimize_loop): Use cbranch expander.
17197 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17198 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17199 (bfin_bimode_comparison_operator): ... this.
17200 (bfin_direct_comparison_operator): New.
17202 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17203 inside (compare FOO (const_int 0)).
17204 (cris_rtx_costs): Handle ZERO_EXTRACT.
17205 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17206 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17207 (*tstdi_v32): Delete.
17208 (*cmpdi_non_v32): Add M alternative for operand 1.
17209 (cmpsi, cmp<mode>): Make private.
17210 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17212 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17214 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17215 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17216 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17217 (cc_reg_operand): New.
17218 (any_cond): Delete.
17219 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17220 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17221 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17222 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17223 crx_expand_scond): Delete.
17225 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17227 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17228 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17230 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17231 cstoresi4, cstoresf4, cstoredf4): New.
17232 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17233 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17234 Receive the entire operands array.
17235 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17236 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17237 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17238 Get test/op0/op1 from the operands array.
17239 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17241 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17242 (h8300_expand_store): New.
17243 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17245 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17246 (h8300_expand_store): New.
17247 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17248 or do not try to produce (set (cc0) REG).
17249 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17250 change a compare into a move to a scratch register. Disable some
17251 peepholes when comparing with zero.
17252 (tstsi, tsthi, tstsi, cmpqi): Make private.
17254 (bCC, sCC): Delete.
17255 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17258 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17259 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17260 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17261 (ix86_emit_i387_log1p): Use cbranchxf2.
17262 (ix86_expand_setcc): Return void.
17263 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17264 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17265 cmp<MODEF>, cmpcc): Remove.
17266 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17267 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17268 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17269 (sCC and bCC expanders): Remove.
17270 (stack_protect_test): Use cbranchcc4.
17272 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17274 (ia64_expand_compare): Accept three rtx by reference and return void.
17275 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17276 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17277 from *expr. Update *expr with the BImode comparison to do.
17278 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17279 cmptf, bCC, sCC, conditional_trap): Delete.
17280 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17281 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17282 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17283 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17284 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17286 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17287 type of last argument.
17288 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17289 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17290 use machine mode argument instead of branch_type. Remove dead
17291 code for floating-point comparisons.
17292 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17293 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17295 (cbranchsi4, cstoresi4): New.
17296 * config/iq2000/predicates.md (reg_or_const_operand): New.
17298 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17299 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17300 (b<code>_op): Rewrite to...
17301 (bcc_op): ... this, using match_operator.
17302 (s<code>_op): Rewrite to...
17303 (scc_op): ... this, using match_operator.
17304 (s<code>_24_op): Rewrite to...
17305 (scc_op_24): ... this, using match_operator.
17306 (s<code>_<mode>): Rewrite to...
17307 (cstore<mode>4): ... this, using match_operator.
17308 (s<code>_<mode>_24): Rewrite to...
17309 (cstore<mode>4_24): ... this, using match_operator.
17310 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17311 m32c_unpend_compare, m32c_expand_scc): Delete.
17312 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17313 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17314 (m32c_expand_movcc): Change NE to EQ if necessary.
17315 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17317 * config/m32r/m32r-protos.h (gen_cond_store): New.
17318 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17319 (gen_cond_store): New, from sCC patterns.
17320 (m32r_expand_block_move): Use cbranchsi4.
17321 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17322 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17323 (cbranchsi4, cstoresi4): New.
17325 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17327 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17328 (m68hc11_notice_update_cc): Look into a compare with 0.
17329 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17331 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17332 cmphi, cmpqi, bCC): Delete.
17333 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17334 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17335 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17338 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17339 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17340 * config/m68k/constraints.md (H): New.
17341 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17342 the define_insn below.
17343 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17344 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17345 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17346 patterns): Wrap RHS with COMPARE.
17347 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17348 (*cmpdi_internal): Name this pattern.
17349 (cmpdi): Change to define_insn.
17350 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17351 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17352 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17354 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17355 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17356 (conditional_trap): Change to...
17357 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17358 (*conditional_trap): Use the ordered_comparison_operator and
17359 const1_operand predicates.
17360 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17361 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17362 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17363 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17365 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17366 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17367 (mcore_gen_compare): New.
17368 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17369 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17370 (mcore_gen_compare): ... this.
17371 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17372 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17373 (stack probe pattern): Use cbranchsi4.
17375 * config/mips/predicates.md (mips_cstore_operator): New.
17376 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17377 * config/mips/mips.md (any_cond): Delete.
17378 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17380 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17381 fixuns_truncsfdi2): Use cbranch patterns.
17382 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17383 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17384 Adjust call to mips_expand_conditional_branch.
17385 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17387 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17388 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17389 * config/mips/mips.c (cmp_operands): Delete.
17390 (mips_emit_compare): Get comparison operands from *op0/*op1.
17391 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17392 that it succeeds. Use op0/op1 instead of cmp_operands.
17393 (mips_expand_conditional_branch, mips_expand_conditional_move,
17394 mips_expand_conditional_trap): Likewise.
17395 (mips_block_move_loop): Use cbranch patterns.
17396 * config/mips/mips.h (cmp_operands): Delete.
17398 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17399 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17400 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17401 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17402 (*cmpcc_folded): Rename to...
17403 (*cmpdi_folded): this.
17404 (*cmpcc): Rename to...
17406 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17409 (cbranchdf4): New. Handle invalid comparisons here.
17410 * config/mmix/predicates.md (float_comparison_operator): New.
17412 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17413 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17414 * config/mn10300/mn10300.md (tst): Delete.
17415 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17416 Name these patterns and wrap RHS in a compare.
17417 (*cmpsi): Make this pattern private. Include tst.
17418 (*cmpsf): Make this pattern private.
17419 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17420 (compare with zero peepholes): Likewise.
17422 (cbranchsi4, cbranchsf4): New.
17423 (casesi): Use cbranchsi4.
17425 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17426 hppa_branch_type): Delete.
17427 (return_addr_rtx): Use cbranchsi4.
17428 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17429 Emit CCFPmode comparison here.
17430 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17431 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17432 hppa_branch_type): Delete.
17433 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17434 (movsicc, movdicc): Remove references to hppa_compare_op0,
17435 hppa_compare_op1 and compare_from_rtx.
17436 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17437 (casesi): Use cbranchsi4.
17439 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17440 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17441 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17442 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17443 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17445 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17446 (*branch, *branch_inverted): New.
17448 * config/picochip/picochip.md (cbranchhi4): Use
17449 ordered_comparison_operator.
17450 (cmphi, bCC): Remove.
17452 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17453 (trap_comparison_operator): Delete.
17454 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17455 rs6000_emit_cbranch): Accept mode and operands.
17456 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17457 rs6000_compare_fp_p): Delete.
17458 (rs6000_generate_compare): Accept mode and comparison. Extract code
17459 and op0/op1 from there. Replace references to rs6000_compare_op0
17460 and rs6000_compare_op1.
17461 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17462 extract result from passed operands.
17463 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17464 extract loc from passed operands.
17465 (rs6000_emit_cmove): Likewise.
17466 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17467 rs6000_compare_fp_p): Delete.
17468 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17469 (cbranch<GPR>4, cbranch<FP>4): New.
17470 (cstore<mode>4): New. Consolidate here all choices about when to use
17471 portable or specialized sCC sequences.
17472 (stack_protect_test): Use cbranchsi4.
17473 (conditional_trap): Replace with ctrap<GPR>4.
17474 (conditional trap insn): Replace trap_comparison_operator with
17475 ordered_comparison_operator.
17477 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17478 (s390_emit_prologue): Use ctrap.
17479 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17480 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17481 New predicates replacing...
17482 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17483 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17484 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17485 (add<mode>cc): Do not use s390_compare_op0/op1.
17486 (s<code>): Change to...
17487 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17488 (seq): Change to...
17489 (cstorecc4): ... this. Handle EQ or NE equally.
17490 (*sne): Un-privatize for use in cstorecc4.
17491 (b<code>): Change to...
17492 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17493 (conditional_trap): Replace with...
17494 (ctrap<GPR>4, ctrap<FP>4): ... these.
17495 (stack_protect): Use cbranchcc4.
17497 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17498 * config/score/score-protos.h (score_gen_cmp): Delete.
17499 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17500 (score_block_move-loop): Use cbranchsi4.
17501 * config/score/score.md (cbranchsi4): New.
17502 (cmpsi, bCC): Delete.
17503 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17504 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17505 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17506 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17507 * config/score/score3.h (score3_gen_cmp): Delete.
17508 * config/score/score7.h (score7_gen_cmp): Delete.
17510 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17511 (sh_emit_scc_to_t): ... this. Return void.
17512 (from_compare): Rename to...
17513 (sh_emit_compare_and_branch): ... this.
17514 (sh_emit_compare_and_set): New.
17515 (sh_expand_t_scc): Accept operands.
17516 * config/sh/predicates.md (sh_float_comparison_operator): New.
17517 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17518 (prepare_scc_operands): Rename to...
17519 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17521 (sh_emit_cheap_store_flag): New.
17522 (sh_emit_set_t_insn): New.
17523 (from_compare): Rename to...
17524 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17525 handling of TARGET_SH2E floating point to avoid recursive call.
17526 Generate branch here.
17527 (sh_emit_compare_and_set): New.
17528 (sh_expand_t_scc): Get op0/op1 from arguments.
17529 (sh_emit_cheap_store_flag): New.
17530 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17532 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17533 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17534 (movsicc, movdicc): Do nothing when it recreated operands from
17535 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17536 prepare_scc_operands (now sh_emit_scc_to_t).
17537 (udivdi3): Use cstoresi4.
17538 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17539 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17540 (cbranchint4_media, cbranchfp4_media): New.
17541 (casesi): Use cbranchdi4.
17542 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17544 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17545 (movnegt): Remove second operand.
17546 (cbranchsf4, cbranchdf4): New.
17547 (stack_protect): Use cbranchdi4/cbranchsi4.
17549 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17550 (gen_compare_reg): Accept comparison, extract part of it to...
17551 (gen_compare_reg_1): ... this.
17552 (gen_compare_operator): Delete.
17553 (gen_v9_scc): Accept separate destination, comparison code and arms.
17554 Do not use sparc_compare_op0/sparc_compare_op1.
17555 (emit_scc_insn, emit_conditional_branch_insn): New.
17556 (emit_v9_brxx): Make static. Remove useless assertion.
17557 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17559 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17560 * config/sparc/sparc-protos.h (gen_compare_reg,
17561 sparc_emit_float_lib_cmp): Adjust prototype.
17562 (emit_scc_insn, emit_conditional_branch_insn): New.
17563 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17564 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17565 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17566 iterators to the top.
17567 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17568 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17569 snedi_special_trunc): Delete.
17570 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17571 and snedi_special_trunc.
17572 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17573 cbranchdi4, cbranch<F:mode>4): New.
17574 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17575 here. Use gen_compare_reg instead of gen_compare_operator.
17576 (conditional_trap): Replace with...
17577 (ctrapsi4, ctrapdi4): ... this.
17578 (stack_protect_test): Use cbranchcc4.
17580 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17582 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17583 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17584 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17585 from operands[0] or operands[3] depending on is_set.
17586 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17587 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17588 cmpdf, bCC), sCC: Remove.
17589 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17590 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17592 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17593 spu_emit_branch_or_set.
17595 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17597 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17598 xstormy16_compare_op1): Delete.
17599 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17600 xstormy16_compare_op1): Delete.
17601 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17603 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17604 (cmphi, cmpsi, bCC): Remove.
17606 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17607 (*cmpsi): ... this one.
17608 (cbranchsi4, cstoresi4): New.
17609 (bCC expanders): Delete.
17610 (sCC insns): Fold into...
17611 (*setcc): ... this one.
17612 (casesi): Do not use gen_cmpsi and gen_bgtu.
17613 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17614 (movsicc): Simplify.
17615 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17617 * config/vax/vax-protos.h (cond_name): New.
17618 (vax_output_conditional_branch): Remove.
17619 * config/vax/vax.c (cond_name): New.
17620 (vax_output_conditional_branch): Remove.
17621 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17622 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17623 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17624 (bit<VAXint>): Wrap source with (compare).
17625 (b<code> and following unnamed pattern): Rename to *branch and
17626 *branch_reversed. Change macroization to match_operator.
17627 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17629 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17630 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17631 Change last argument to machine_mode.
17632 (xtensa_expand_scc): Add machine_mode argument.
17633 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17634 (gen_conditional_move, xtensa_expand_conditional_branch,
17635 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17636 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17637 Adjust operand numbers.
17638 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17640 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17641 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17642 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17644 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17646 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17647 causes spurious differences between trunk and cond-optab branch.
17649 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17652 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17654 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17656 * tree.c (iterative_hash_pointer): Delete.
17657 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17658 Hash UIDs and versions of SSA names. Don't special-case built-in
17659 function declarations.
17661 2009-05-11 Ian Lance Taylor <iant@google.com>
17664 * graphite.c: Force -Wc++-compat to only be a warning before
17665 #including "cloog/cloog.h".
17667 2009-05-11 Martin Jambor <mjambor@suse.cz>
17669 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17671 2009-05-11 Jan Hubicka <jh@suse.cz>
17673 * tree-ssa-loop-ivcanon.c: Include target.h
17674 (struct loop_size): new structure.
17675 (constant_after_peeling): New predicate.
17676 (tree_estimate_loop_size): New function.
17677 (estimated_unrolled_size): Rewrite for new estimates.
17678 (try_unroll_loop_completely): Use new estimates.
17679 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17681 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17683 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17684 libcpp interface change.
17685 (spu_macro_to_expand): Likewise.
17687 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17689 PR tree-optimization/40026
17690 * gimplify.c (gimplify_init_constructor): Change initial conditional
17691 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17692 optimize_compound_literals_in_ctor.
17694 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17696 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17698 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17700 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17702 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17703 HOST_WIDE_INT for gap.
17705 2009-05-11 Ira Rosen <irar@il.ibm.com>
17707 PR tree-optimization/40074
17708 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17709 account in group size and step comparison.
17711 2009-05-11 Richard Guenther <rguenther@suse.de>
17713 * passes.c (init_optimization_passes): Strip now incorrect comment.
17714 (execute_function_todo): Do not set PROP_alias.
17715 * tree-pass.h (PROP_alias): Remove.
17716 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17717 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17718 * tree-nrv.c (pass_return_slot): Likewise.
17719 * tree-object-size.c (pass_object_sizes): Likewise.
17720 * tree-ssa-dom.c (pass_dominator): Likewise.
17721 (pass_phi_only_cprop): Likewise.
17722 * tree-ssa-dse.c (pass_dse): Likewise.
17723 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17724 (pass_cselim): Likewise.
17725 * tree-ssa-pre.c (pass_pre): Likewise.
17726 (pass_fre): Likewise.
17727 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17728 * tree-ssa-sink.c (pass_sink_code): Likewise.
17729 * tree-stdarg.c (pass_stdarg): Likewise.
17730 * tree-tailcall.c (pass_tail_calls): Likewise.
17731 * tree-vrp.c (pass_vrp): Likewise.
17733 2009-05-10 Ian Lance Taylor <iant@google.com>
17735 * basic-block.h (enum profile_status): Break out of struct
17736 control_flow_graph.
17737 * cgraph.h (struct inline_summary): Break out of struct
17739 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17740 of struct cgraph_order_sort.
17741 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17742 * cse.c (struct branch_path): Break out of struct
17743 cse_basic_block_data.
17744 * except.h (enum eh_region_type): Break out of struct eh_region.
17745 * gcc.c (enum add_del): Break out of struct modify_target.
17746 * genrecog.c (enum decision_type): Break out of struct decision_test.
17747 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17749 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17750 * regmove.c (enum match_use): New enum, broken out of struct match.
17751 * sched-int.h (enum post_call_group): New enum, broken out of
17753 (struct deps_reg): Break out of struct deps.
17754 * target.h (struct asm_int_op): Break out of struct gcc_target.
17755 * tree-eh.c (struct goto_queue_node): Break out of struct
17757 * tree-inline.h (enum copy_body_cge_which): Break out of
17759 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17761 * c-decl.c (in_struct, struct_types): New static variables.
17762 (pushtag): Add loc parameter. Change all callers.
17763 (lookup_tag): Add ploc parameter. Change all callers.
17764 (check_compound_literal_type): New function.
17765 (parser_xref_tag): Add loc parameter. Change all callers. If
17766 -Wc++-compat, warn about struct/union/enum types defined within a
17768 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17769 and loc parameters. Change all callers. Change error calls to
17770 error_at, using loc. For a redefinition, if the location of the
17771 original definition is known, report it. Set in_struct and
17772 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17773 (finish_struct): Add new parameters enclosing_in_struct and
17774 enclosing_struct_types. Change all callers. Set
17775 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17776 in the struct. If in a struct, add this struct to struct_types.
17777 (start_enum): Add loc parameter. Change all callers. Use
17778 error_at for errors, using loc. For a redefinition, if the
17779 location of the original definition is known, report it. If in a
17780 struct, add this enum type to struct_types. If -Wc++-compat warn
17781 if in sizeof, typeof, or alignof.
17782 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17783 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17784 (c_parser_enum_specifier): Get enum location for start_enum.
17785 (c_parser_struct_or_union_specifier): Get struct location for
17786 start_struct. Save in_struct and struct_types status between
17787 start_struct and finish_struct.
17788 (c_parser_cast_expression): Get location of cast.
17789 (c_parser_alignof_expression): Get location of type.
17790 (c_parser_postfix_expression): Likewise.
17791 (c_parser_postfix_expression_after_paren_type): Add type_loc
17792 parameter. Change all callers. Call check_compound_literal_type.
17793 Use type_loc for error about variable size type.
17794 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17795 of an enum constant from an enum type defined in a struct or union.
17796 (c_cast_expr): Add loc parameter. Change all callers. If
17797 -Wc++-compat, warn about defining a type in a cast.
17798 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17799 (start_enum, start_struct, finish_struct): Update declarations.
17800 (parser_xref_tag, c_cast_expr): Update declarations.
17801 (check_compound_literal_type): Declare.
17803 2009-05-11 Ben Elliston <bje@au.ibm.com>
17805 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17806 for recent libcpp interface change.
17807 (rs6000_macro_to_expand): Likewise.
17809 2009-05-10 Michael Matz <matz@suse.de>
17812 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17813 not at entry of function.
17815 2009-05-10 Richard Guenther <rguenther@suse.de>
17817 PR tree-optimization/40081
17819 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17820 using the main variant of the element type. Do not fiddle with
17821 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17823 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17824 structs with volatile fields.
17826 2009-05-10 Jan Hubicka <jh@suse.cz>
17828 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17829 (estimate_move_cost): Assert that it does not get called for
17831 (estimate_num_insns): Skip VOID types in argument handling.
17832 (optimize_inline_calls): Delete unreachable blocks and verify that
17833 callgraph is valid.
17835 2009-05-10 Jan Hubicka <jh@suse.cz>
17837 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17838 * cgraph.c (cgraph_mark_address_taken_node): New function.
17839 (dump_cgraph_node): Dump new flag.
17840 * cgraph.h (struct cgraph_node): Add address_taken.
17841 (cgraph_mark_address_taken_node): New function.
17842 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17843 since new direct calls can be born.
17845 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17847 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17848 tok->val.node.node.
17850 2009-05-10 Jan Hubicka <jh@suse.cz>
17852 PR middle-end/40084
17853 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17855 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17856 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17857 * tree-inline.c (copy_bb): Set frequency correctly.
17858 (fold_marked_statements): Update call to
17859 cgraph_update_edges_for_call_stmt.
17861 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17863 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17864 identifiers in diagnostics.
17865 * config/arm/arm.c (arm_handle_fndecl_attribute,
17866 arm_handle_isr_attribute): Likewise.
17867 * config/avr/avr.c (avr_handle_progmem_attribute,
17868 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17869 * config/bfin/bfin.c (handle_int_attribute,
17870 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17871 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17872 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17874 * config/darwin.c (darwin_handle_kext_attribute,
17875 darwin_handle_weak_import_attribute): Likewise.
17876 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17877 h8300_handle_eightbit_data_attribute,
17878 h8300_handle_tiny_data_attribute): Likewise.
17879 * config/i386/i386.c (ix86_handle_cconv_attribute,
17880 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17881 * config/i386/winnt.c (ix86_handle_shared_attribute,
17882 ix86_handle_selectany_attribute): Likewise.
17883 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17884 * config/m32c/m32c.c (function_vector_handler): Likewise.
17885 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17886 m68hc11_handle_fntype_attribute): Likewise.
17887 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17888 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17889 * config/mips/mips.c (mips_insert_attributes,
17890 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17891 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17892 rs6000_handle_struct_attribute): Likewise.
17893 * config/sh/sh.c (sh_insert_attributes,
17894 sh_handle_resbank_handler_attribute,
17895 sh_handle_interrupt_handler_attribute,
17896 sh2a_handle_function_vector_handler_attribute,
17897 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17899 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17900 * config/spu/spu.c (spu_handle_fndecl_attribute,
17901 spu_handle_vector_attribute): Likewise.
17902 * config/stormy16/stormy16.c
17903 (xstormy16_handle_interrupt_attribute): Likewise.
17904 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17905 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17907 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17909 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17910 (pp_translate_identifiers): New.
17911 (pp_identifier): Only conditionally translate identifier to locale
17913 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17914 (pp_base_tree_identifier): Only conditionally translate identifier
17915 to locale character set.
17916 * c-pretty-print.c (M_): Define.
17917 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17918 fragments for conditional translation with M_.
17919 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17920 identifier translation.
17922 2009-05-10 Richard Guenther <rguenther@suse.de>
17924 PR tree-optimization/40081
17925 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17926 using the main variant of the element type. Do not fiddle with
17927 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17929 2009-05-09 Jan Hubicka <jh@suse.cz>
17931 PR middle-end/40080
17932 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17933 indirect calls; verify cgraph afterwards.
17935 2009-05-09 Jan Hubicka <jh@suse.cz>
17938 * ipa.c (update_inlined_to_pointer): New function.
17939 (cgraph_remove_unreachable_nodes): Use it.
17941 2009-05-09 Jan Hubicka <jh@suse.cz>
17943 * tree-eh.c (struct leh_state): Remove prev_try.
17944 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17945 not track prev_try.
17946 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17947 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17948 remove_eh_handler_and_replace, foreach_reachable_handler,
17949 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17950 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17951 (gen_eh_region_cleanup): Update prototype.
17953 2009-05-09 Jan Hubicka <jh@suse.cz>
17955 PR middle-end/40043
17956 * except.c (copy_eh_region): Always set prev_try.
17957 (redirect_eh_edge_to_label): Find outer try.
17958 (foreach_reachable_handler): When looking for prev try
17959 handle case where previous try is not going to be taken.
17961 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17963 PR tree-optimization/40049
17964 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17965 only vector/vector shifts, convert the type of the constant to the
17966 appropriate type to avoid building incorrect trees, which
17967 eventually have problems with garbage collection.
17969 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17971 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17972 -1 for complex floating-point types if honoring signed zeros.
17974 2009-05-08 Jan Hubicka <jh@suse.cz>
17976 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17977 argument; handle correctly when profile is absent.
17978 (build_cgraph_edges): Update.
17979 (rebuild_cgraph_edges): Update.
17980 * cgraph.c: Do not include varray.h.
17981 (cgraph_set_call_stmt_including_clones): New function.
17982 (cgraph_create_edge_including_clones): Likewise
17983 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17984 (cgraph_update_edges_for_call_stmt): Handle clones.
17985 (cgraph_remove_node): Handle clone tree.
17986 (cgraph_remove_node_and_inline_clones): New function.
17987 (dump_cgraph_node): Dump clone tree.
17988 (cgraph_clone_node): Handle clone tree.
17989 (clone_function_name): Bring here from tree-inline.c.
17990 (cgraph_create_virtual_clone): New function.
17991 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17992 (cgraph_clone_info): New function.
17993 (strut cgraph_node): Add clone_info and new clone tree pointers.
17994 (cgraph_remove_node_and_inline_clones,
17995 cgraph_set_call_stmt_including_clones,
17996 cgraph_create_edge_including_clones,
17997 cgraph_create_virtual_clone): Declare.
17998 (cgraph_function_versioning): Use VEC argument.
17999 (compute_call_stmt_bb_frequency): Update prototype.
18000 (cgraph_materialize_all_clones): New function.
18001 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18002 (ipcp_create_replace_map): Update to VECtors.
18003 (ipcp_update_callgraph): Use virtual clones.
18004 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18005 (ipcp_update_profiling): Do not update local profiling.
18006 (ipcp_insert_stage): Use VECtors and virtual clones.
18007 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18008 (clone_of_p): New function.
18009 (cgraph_preserve_function_body_p): Use clone tree.
18010 (cgraph_optimize): Materialize clones.
18011 (cgraph_function_versioning): Update for VECtors.
18012 (save_inline_function_body): Use clone tree.
18013 (cgraph_materialize_clone): New function.
18014 (cgraph_materialize_all_clones): Likewise.
18015 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18016 * ipa.c: Include gimple.h.
18017 (cgraph_remove_unreachable_nodes): Use clone tree.
18018 * ipa-prop.c (ipa_note_param_call): Update call to
18019 compute_call_stmt_bb_frequencycall.
18020 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18021 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18022 (copy_bb): Handle updating of clone tree; add new edge when new call
18024 (expand_call_inline): Be strict about every call having edge.
18025 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18026 (delete_unreachable_blocks_update_callgraph): New function.
18027 (tree_function_versioning): Use VECtors; always remove unreachable
18028 blocks and fold conditionals.
18029 * tree-inline.h: Do not include varray.h.
18030 (tree_function_versioning): Remove.
18031 * Makefile.in (GTFILES): Remove tree-inline.c
18032 * passes.c (do_per_function): Do only functions having body.
18033 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18036 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18037 Andrew Morrow <acm@google.com>
18040 * c-common.c (c_common_attribute_table): Permit deprecated
18041 attribute to take an optional argument.
18042 (handle_deprecated_attribute): If the optional argument to
18043 __attribute__((deprecated)) is not a string ignore the attribute
18044 and emit a warning.
18046 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18047 * c-typeck.c (build_component_ref): Likewise.
18048 (build_external_ref): Likewise.
18050 * toplev.c (warn_deprecated_use): Add an attribute argument.
18051 Emit the message associated with __attribute__((deprecated)).
18053 * toplev.h (warn_deprecated_use): Updated.
18055 * doc/extend.texi: Document new optional parameter to
18056 __attribute__((deprecated))
18058 2009-05-08 Michael Eager <eager@eagercon.com>
18060 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18061 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18063 2009-05-08 Richard Guenther <rguenther@suse.de>
18065 PR tree-optimization/40062
18066 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18067 Avoid exponential behavior.
18069 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18071 PR rtl-optimization/33928
18073 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18074 process_uses, build_single_def_use_links): New.
18075 (update_df): Update use_def_ref.
18076 (forward_propagate_into): Use get_def_for_use instead of use-def
18078 (fwprop_init): Call build_single_def_use_links and let it initialize
18080 (fwprop_done): Free use_def_ref.
18081 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18082 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18083 df_rd_simulate_one_insn): New.
18084 (df_rd_bb_local_compute_process_def): Update head comment.
18085 (df_chain_create_bb): Use the new RD simulation functions.
18086 * df.h (df_rd_simulate_artificial_defs_at_top,
18087 df_rd_simulate_one_insn): New.
18088 * opts.c (decode_options): Enable fwprop at -O1.
18089 * doc/invoke.texi (-fforward-propagate): Document this.
18091 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18094 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18095 and one complex operand specially.
18096 * tree-complex.c (some_nonzerop): Do not identify a real value as
18097 zero if flag_signed_zeros.
18099 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18101 PR rtl-optimization/33928
18102 * loop-invariant.c (record_use): Fix && vs. || mishap.
18104 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18106 PR rtl-optimization/33928
18107 * loop-invariant.c (struct use): Add addr_use_p.
18108 (struct def): Add n_addr_uses.
18109 (struct invariant): Add cheap_address.
18110 (create_new_invariant): Set cheap_address.
18111 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18112 (record_uses): Pass df_ref to record_use.
18113 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18116 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18118 * config/sh/sh.c: Do not include c-pragma.h.
18120 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18122 * config/spu/spu.c: Remove include of c-common.h.
18124 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18127 * c-common.h (mark_valid_location_for_stdc_pragma,
18128 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18129 clear_float_const_decimal64, float_const_decimal64_p): New.
18130 * c.opt (Wunsuffixed-float-constants): New.
18131 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18132 unsuffixed float constant, handle new warning.
18133 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18134 * c-decl.c (c_scope): New flag float_const_decimal64.
18135 (set_float_const_decimal64, clear_float_const_decimal64,
18136 float_const_decimal64_p): New.
18137 (push_scope): Set new flag.
18138 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18139 to use STDC pragmas.
18140 (c_parser_external_declaration): Ditto.
18141 (c_parser_compound_statement_nostart): Ditto.
18142 * c-pragma.c (valid_location_for_stdc_pragma,
18143 mark_valid_location_for_stdc_pragma,
18144 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18145 handle_pragma_float_const_decimal64): New.
18146 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18147 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18148 set_float_const_decimal64, clear_float_const_decimal64,
18149 float_const_decimal64_p): New dummy functions.
18150 * doc/extend.texi (Decimal Float): Remove statement that the
18151 pragma, and suffix for double constants, are not supported.
18152 * doc/invoke.texi (Warning Options): List new option.
18153 (-Wunsuffixed-float-constants): New.
18155 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18157 * config/i386/i386.c: Do not include c-common.h.
18159 2009-05-07 Mark Heffernan <meheff@google.com>
18161 * doc/invoke.texi (Debugging Options): Document change of debugging
18163 * opts.c (decode_options): Make dump_base_name relative to
18164 aux_base_name directory.
18166 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18168 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18169 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18171 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18173 * Makefile.in (install-plugin): Simplify a bit.
18175 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18177 * Makefile.in (OBJS-common): Add regcprop.o.
18179 * timevar.def (TV_CPROP_REGISTERS): New.
18180 * regrename.c (regrename_optimize): Return 0.
18181 (rest_of_handle_regrename): Delete.
18182 (pass_rename_registers): Point to regrename_optimize.
18183 (struct value_data_entry, struct value_data,
18184 kill_value_one_regno, kill_value_regno, kill_value,
18185 set_value_regno, init_value_data, kill_clobbered_value,
18186 kill_set_value, kill_autoinc_value, copy_value,
18187 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18188 replace_oldest_value_reg, replace_oldest_value_addr,
18189 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18190 debug_value_data, validate_value_data): Move...
18191 * regcprop.c: ... here.
18192 (rest_of_handle_cprop): Delete.
18193 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18195 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18197 PR middle-end/40057
18198 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18199 GEN_INT for 1 << bitnum.
18200 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18201 build_int_cst_type.
18203 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18205 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18206 Remove wrong description of "nand" operation.
18208 2009-05-06 Richard Guenther <rguenther@suse.de>
18209 Adam Nemet <anemet@caviumnetworks.com>
18211 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18212 comment. Add that if LHS is not a gimple register, then RHS1 has
18213 to be a single object (GIMPLE_SINGLE_RHS).
18215 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18217 * expr.c (get_def_for_expr): Move it up in the file.
18218 (store_field): When expanding a bit-field store, look at the
18219 defining gimple stmt for the masking conversion.
18221 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18223 PR middle-end/39986
18224 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18225 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18226 32-bit memcpy into long.
18228 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18230 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18231 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18233 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18234 instead of appending DW_OP_deref*.
18236 2009-05-06 Michael Matz <matz@suse.de>
18238 PR middle-end/40021
18239 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18240 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18242 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18244 * Makefile.in (install-plugin): Fix srcdir handling.
18246 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18248 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18249 when processing for not_regs_needed bitmap.
18250 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18251 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18252 handling it for rhs.
18254 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18256 * config/i386/i386.md (unnamed inc/dec peephole): Use
18257 optimize_insn_for_size_p instead of optimize_size.
18258 * config/i386/predicates.md (incdec_operand): Likewise.
18259 (aligned_operand): Likewise.
18260 * config/i386/sse.md (divv8sf3): Likewise.
18261 (sqrtv8sf2): Likewise.
18263 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18265 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18267 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18269 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18271 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18272 ssemodesuffixf2c with avxmodesuffixf2c.
18274 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18277 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18279 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18281 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18282 (struct tree_base): Adjust spacing for 8 bit boundaries.
18283 (struct tree_decl_common): Add decl_by_reference_flag bit.
18284 (DECL_BY_REFERENCE): Adjust.
18285 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18286 print DECL_BY_REFERENCE bit.
18287 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18288 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18289 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18290 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18293 PR middle-end/39666
18294 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18295 range of the type, but default label is missing, add it with one
18296 of the existing labels instead of adding a new label for it.
18298 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18302 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18304 * Makefile.in (enable_plugin, plugin_includedir): New.
18305 (install): Depend on install-plugin.
18306 (PLUGIN_HEADERS): New.
18307 (install-plugin): New.
18308 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18310 2009-05-05 Richard Guenther <rguenther@suse.de>
18312 PR tree-optimization/40022
18313 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18315 (phivn_valid_p): Fix tuplification error, simplify.
18316 (phiprop_insert_phi): Add dumps.
18317 (propagate_with_phi): Simplify.
18319 2009-05-05 Richard Guenther <rguenther@suse.de>
18321 PR middle-end/40023
18322 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18324 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18326 * tree.h (strip_float_extensions): Remove duplicate declaration.
18327 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18328 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18329 block_ultimate_origin): Rearrange the declarations line to match the
18330 comment that indicates the .c file which the functions are defined.
18331 (dwarf2out_*, set_decl_rtl): Add comment.
18332 (get_base_address): Adjust comment.
18333 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18334 declarations line and add comment.
18335 (is_builtin_name): Add blank after function name, for clarity.
18337 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18339 * attribs.c (decl_attributes): Use %qE for identifiers in
18341 * cgraphunit.c (verify_cgraph_node): Translate function names to
18342 locale character set in diagnostics.
18343 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18345 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18346 Document that functions are named in UTF-8.
18347 * expr.c (expand_expr_real_1): Translate function names to locale
18348 character set in diagnostics.
18349 * gimplify.c (omp_notice_variable, omp_is_private,
18350 gimplify_scan_omp_clauses): Use %qE for identifiers in
18352 * langhooks.c (lhd_print_error_function): Translate function names
18353 to locale character set.
18354 * langhooks.h (decl_printable_name): Document that return value is
18355 in internal character set.
18356 * stmt.c: Include pretty-print.h
18357 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18359 (resolve_operand_name_1): Translate named operand name to locale
18361 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18363 * toplev.c (announce_function): Translate function names to locale
18365 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18366 (default_tree_printer): Use pp_identifier or translate identifiers
18367 to locale character set. Mark "<anonymous>" for translation.
18368 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18369 for identifiers in diagnostics.
18370 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18372 * varasm.c (output_constructor): Use %qE for identifiers in
18375 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18377 * configure.ac: use ` ` instead of $()
18378 * configure: Regenerate.
18380 2009-05-05 Ben Elliston <bje@au.ibm.com>
18382 * config/pa/linux-atomic.c: Eliminate conditional include of
18383 errno.h on non-LP64 systems to simplify build requirements.
18385 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18387 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18389 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18390 and pass value to identifier_to_locale.
18391 (warn_variable_length_array): Make name a tree.
18392 (grokdeclarator): Separate diagnostic texts for named and unnamed
18393 declarators. Use %qE for named declarators.
18394 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18396 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18397 identifiers in diagnostics.
18398 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18399 identifier_to_locale. Mark "anonymous" strings for translation.
18401 2009-05-04 Michael Eager <eager@eagercon.com>
18403 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18404 address for DImode/DFmode only if double-precision FP regs.
18406 2009-05-04 Michael Eager <eager@eagercon.com>
18408 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18409 TARGET_SINGLE_FLOAT check.
18411 2009-05-04 Michael Eager <eager@eagercon.com>
18413 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18415 2009-05-04 Michael Eager <eager@eagercon.com>
18417 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18418 * config/rs6000/t-xilinx: New
18420 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18422 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18423 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18424 * gcc/explow.c (memory_address): Use target hook.
18425 * gcc/targhooks.c (default_legitimize_address): New.
18426 * gcc/targhooks.h (default_legitimize_address): New.
18427 * gcc/target.h (legitimize_address): New.
18428 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18429 (TARGET_INITIALIZER): Include it.
18430 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18432 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18433 * config/bfin/bfin.c (legitimize_address): Remove.
18434 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18435 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18437 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18438 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18440 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18441 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18442 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18443 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18444 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18445 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18446 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18447 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18448 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18449 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18450 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18451 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18452 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18453 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18454 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18455 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18456 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18457 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18458 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18459 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18460 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18461 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18462 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18464 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18465 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18466 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18467 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18468 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18469 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18470 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18471 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18472 (thumb_legitimize_address): Delete.
18473 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18474 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18475 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18476 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18477 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18478 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18480 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18483 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18484 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18485 * config/m32r/m32r.c (m32r_legitimize_address): New.
18486 * config/m68k/m68k.c (m68k_legitimize_address): New.
18487 * config/score/score.c (score_legitimize_address): Standardize.
18488 * config/score/score3.c (score3_legitimize_address): Standardize.
18489 * config/score/score3.h (score3_legitimize_address): Adjust.
18490 * config/score/score7.c (score7_legitimize_address): Standardize.
18491 * config/score/score7.h (score7_legitimize_address): Adjust.
18492 * config/sh/sh.c (sh_legitimize_address): New.
18493 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18495 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18496 (s390_legitimize_address): ... this.
18497 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18498 (sparc_legitimize_address): ... this.
18499 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18500 (ix86_legitimize_address): ... this.
18501 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18502 (avr_legitimize_address): ... this.
18503 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18504 (mn10300_legitimize_address): ... this.
18505 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18506 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18507 (alpha_expand_mov): Adjust call.
18509 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18510 * config/spu/spu.c (spu_legitimize_address): Likewise.
18511 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18512 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18514 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18516 * intl.c (locale_encoding, locale_utf8): New.
18517 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18518 * intl.h (locale_encoding, locale_utf8): Declare.
18519 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18520 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18522 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18524 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18525 (pp_base_tree_identifier): Declare as function.
18526 (identifier_to_locale): Declare.
18527 * Makefile.in (pretty-print.o): Update dependencies.
18528 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18530 2009-05-04 Richard Guenther <rguenther@suse.de>
18532 PR middle-end/40015
18533 * builtins.c (fold_builtin_memory_op): Do not decay to element
18534 type if the size matches the whole array.
18536 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18538 * expmed.c (synth_mult): When trying out a shift, pass the result
18541 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18543 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18544 (shiftsub1_cost): New.
18545 (init_expmed): Compute shiftsub1_cost.
18546 (synth_mult): Optimize multiplications by constants of the form
18547 -(2^^m-1) for some constant positive integer m.
18549 2009-05-03 Richard Guenther <rguenther@suse.de>
18552 * c-typeck.c (array_to_pointer_conversion): Do not built
18553 ADDR_EXPRs of arrays of pointer-to-element type.
18554 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18555 up wrong ADDR_EXPRs after-the-fact.
18556 * c-common.c (strict_aliasing_warning): Strip pointer
18557 conversions for obtaining the original type.
18558 * builtins.c (fold_builtin_memset): Handle array types.
18559 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18562 2009-05-03 Richard Guenther <rguenther@suse.de>
18564 PR middle-end/23329
18565 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18566 Do not lose casts from array types with unknown extent to array
18567 types with known extent.
18568 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18569 alias set compatibility.
18571 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18573 * flags.h (extra_warnings): Delete.
18574 * toplev.c (process_options): Handle Wuninitialized here.
18575 * opts.c (extra_warnings): Delete.
18576 (set_Wextra): Delete.
18577 (common_handle_option): -Wextra can be handled automatically.
18578 * c-opts.c (c_common_handle_option): Delete obsolete code.
18579 (c_common_post_options): Simplify comment.
18580 * common.opt (W): Add Var.
18582 (Wuninitialized): Initialize to -1.
18584 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18585 Richard Guenther <rguenther@suse.de>
18587 * expr.c (get_def_for_expr): New function.
18588 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18589 SSA rather than trees.
18590 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18591 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18593 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18595 * c-common.c (reswords): Add _Imaginary.
18596 * c-common.c (enum rid): Add RID_IMAGINARY.
18598 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18600 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18601 Patch by Richard Guenther.
18603 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18605 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18606 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18607 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18608 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18609 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18610 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18611 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18612 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18613 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18614 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18615 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18616 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18617 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18618 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18619 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18620 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18621 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18622 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18624 2009-05-02 Richard Guenther <rguenther@suse.de>
18626 PR tree-optimization/39940
18627 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18630 2009-05-02 Richard Guenther <rguenther@suse.de>
18632 PR middle-end/40001
18633 * tree-ssa.c (execute_update_addresses_taken): Properly check
18634 if we can mark a variable DECL_GIMPLE_REG_P.
18635 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18636 back to the end of the function.
18637 (is_gimple_reg_type): Remove complex type special casing.
18638 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18641 2009-05-02 Ben Elliston <bje@au.ibm.com>
18643 * doc/collect2.texi (Collect2): Document search path behaviour
18644 when configured with --with-ld.
18646 2009-05-02 Jan Hubicka <jh@suse.cz>
18648 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18649 parameter; update callers.
18650 (coalesce_cost_edge): EH edges are costier because they needs
18651 splitting even if not critical and even more costier when there are
18652 multiple EH predecestors.
18654 2009-05-02 Jan Hubicka <jh@suse.cz>
18656 * except.c (remove_eh_handler_and_replace): Handle updating after
18657 removing TRY blocks.
18659 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18661 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18663 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18665 * varasm.c: Do not include c-pragma.h.
18666 * attribs.c: Do not incude c-common.h.
18668 2009-05-01 Michael Matz <matz@suse.de>
18670 * calls.c (initialize_argument_information): Handle SSA names like
18671 decls with a non MEM_P DECL_RTL.
18673 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18675 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18676 * ipa-utils.c: Likewise.
18677 * ipa-type-escape.c: Likewise.
18678 * cgraphunit.c Do not include c-common.h.
18679 * ipa-pure-const.c: Likewise.
18680 * tree-if-conv.c: Likewise.
18681 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18682 * ipa-struct-reorg.c: Likewise.
18683 * tree-nomudflap.c: Likewise.
18684 * tree-ssa-structalias.c: Likewise.
18686 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18688 * store-motion.c: Many cleanups to make this pass a first-class
18689 citizen instead of an appendix to gcse load motion. Add TODO list
18690 to make this pass faster/cleaner/better.
18692 (struct ls_expr): Post gcse.c-split cleanups.
18693 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18694 "stores" field to "avail_stores".
18695 (pre_ldst_mems): Rename to store_motion_mems.
18696 (pre_ldst_table): Rename to store_motion_mems_table.
18697 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18698 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18699 (ldst_entry): Rename to st_expr_entry, update users.
18700 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18701 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18702 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18704 (first_ls_expr): Rename to first_st_expr, update users.
18705 (next_ls_expr): Rename to next_st_expr, update users.
18706 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18707 fields properly for store motion instead of names inherited from load
18709 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18710 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18713 (ae_kill): Rename to st_kill, update users.
18714 (ae_gen): Rename to st_avloc, update users.
18715 (transp): Rename to st_transp, update users.
18716 (pre_insert_map): Rename to st_insert_map, update users.
18717 (pre_delete_map): Rename to st_delete_map, update users.
18718 (insert_store, build_store_vectors, free_store_memory,
18719 one_store_motion_pass): Update for abovementioned changes.
18721 (gcse_subst_count, gcse_create_count): Remove.
18722 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18723 and "n_stores_created", local variables.
18725 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18728 (regvec, compute_store_table_current_insn): Remove.
18729 (reg_set_info, reg_clear_last_set): Remove.
18730 (compute_store_table): Use DF caches instead of local dataflow
18733 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18735 * c-objc-common.c (c_tree_printer): Print identifiers with
18736 pp_identifier, not pp_string. Mark "({anonymous})" for
18738 * c-pretty-print.c (pp_c_ws_string): New.
18739 (pp_c_cv_qualifier, pp_c_type_specifier,
18740 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18741 pp_c_storage_class_specifier, pp_c_function_specifier,
18742 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18743 pp_c_primary_expression, pp_c_postfix_expression,
18744 pp_c_unary_expression, pp_c_shift_expression,
18745 pp_c_relational_expression, pp_c_equality_expression,
18746 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18747 use pp_string and pp_c_ws_string in place of pp_identifier and
18748 pp_c_identifier for non-identifiers. Mark English strings for
18750 * c-pretty-print.h (pp_c_ws_string): Declare.
18752 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18753 Roland McGrath <roland@redhat.com>
18755 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18756 (ENABLE_LD_BUILDID): New configuration option.
18757 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18758 (LINK_BUILDID_SPEC): New macro.
18759 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18761 * doc/install.texi: Document --enable-linker-build-id option.
18762 * configure: Rebuild.
18763 * config.in: Rebuild.
18765 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18767 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18768 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18769 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18770 MIPS_GP_SAVE_AREA_SIZE.
18771 * config/mips/mips.c (struct mips_frame_info): Update comment
18772 before arg_pointer_offset and hard_frame_pointer_offset.
18773 (mips_compute_frame_info): Update diagram before function: to
18774 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18775 indicate the position of frame_pointer_rtx with -fstack-protector and
18776 to show args_size. Don't allocate cprestore area for leaf functions
18777 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18779 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18781 2009-04-30 Michael Matz <matz@suse.de>
18783 PR tree-optimization/39955
18784 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18786 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18788 * ira.c (setup_cover_and_important_classes): Use safe macro
18789 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18791 * genpreds.c (write_tm_preds_h): Output suitable definition of
18792 REG_CLASS_FOR_CONSTRAINT.
18794 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18796 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18798 * bitmap.c (bitmap_descriptor): Likewise.
18799 * ggc-common.c (loc_descriptor): Likewise.
18800 * varray.c (varray_descriptor): Likewise.
18801 * vec.c (vec_descriptor): Likewise.
18803 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18805 * Makefile.in (dce.o): Add $(EXCEPT_H).
18806 * dce.c: Include except.h and delete redundant vector definitions.
18807 (deletable_insn_p): Return false for non-call insns that can throw
18810 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18812 * gcse.c (ae_gen): Remove.
18813 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18814 and make non-static function to make it available in store-motion.c.
18815 Update call sites with search-and-replace.
18816 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18817 extract_mentioned_regs, extract_mentioned_regs_helper,
18818 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18819 store_killed_in_insn, store_killed_after, store_killed_before,
18820 build_store_vectors, insert_insn_start_basic_block, insert-store,
18821 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18822 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18823 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18824 * store-motion.c: ...new file. Also copy data structures from gcse.c
18825 and clean up to remove parts not used by store motion.
18826 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18827 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18829 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18832 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18833 when optimizing for size.
18835 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18837 * gcse.c (gcse_constant_p): Fix typo in last change.
18839 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18841 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18843 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18845 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18847 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18849 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18850 CONST_HIGH_PART result.
18852 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18854 * config/avr/avr.c (initial_elimination_offset): Rename to
18855 avr_initial_elimination_offset.
18856 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18857 change return type to bool.
18858 (avr_can_eliminate): New function.
18859 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18860 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18861 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18862 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18863 avr_initial_elimination_offset.
18864 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18865 (avr_initial_elimination_offset): Define.
18867 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18868 Steven Bosscher <steven@gcc.gnu.org>
18870 PR rtl-optimization/39938
18871 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18872 * cfgrtl.c: Include insn-attr.h.
18873 (rest_of_pass_free_cfg): New function.
18874 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18875 * resource.c (init_resource_info): Remove call to df_analyze.
18877 2009-04-29 Richard Guenther <rguenther@suse.de>
18880 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18881 allow conversion to signed integers.
18883 2009-04-29 Richard Guenther <rguenther@suse.de>
18885 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18886 shifts of floating point vectors if the shift amount is
18887 a constant multiple of the element size.
18889 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18890 Michael Matz <matz@suse.de>
18892 PR middle-end/39927
18894 * tree-outof-ssa.c (emit_partition_copy): New function.
18895 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18896 insert_part_to_rtx_on_edge): Perform the partition base var
18897 copy using emit_partition_copy.
18898 (insert_value_copy_on_edge): Convert constants to the right mode.
18899 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18900 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18902 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18904 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18905 scan backwards to try to find a constant to initialize it.
18907 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18908 insn before the loop_end instruction, don't look past labels.
18910 2009-04-29 Richard Guenther <rguenther@suse.de>
18912 PR middle-end/39937
18913 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18914 loose type conversions.
18915 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18916 stmts only if there are no uses of its definition.
18918 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18920 * config/bfin/bfin.h (splitting_loops): Declare.
18921 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18922 Reorder bit definitions to be ascending.
18923 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18924 * config/bfin/bfin.c (splitting_loops): New variable.
18925 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18926 (struct loop_info): Remove members INIT and LOOP_INIT.
18927 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18928 the LSETUP sequence. Allow LC to be loaded from any register, but
18929 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18930 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18932 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18933 of reload_completed.
18936 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18938 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18940 * Makefile.in (PLUGIN_VERSION_H): New.
18941 (OBJS-common): Remove plugin-version.o.
18942 (plugin.o): Depend on (PLUGIN_VERSION_H).
18943 (plugin-version.o): Remove.
18944 * configure: Regenerate
18945 * configure.ac: Create plugin-version.h.
18946 * gcc-plugin.h (plugin_gcc_version): Remove.
18947 (plugin_default_version_check): Change signature.
18948 * plugin-version.c: Remove.
18949 * plugin.c: Include plugin-version.h.
18950 (str_plugin_gcc_version_name): Remove.
18951 (try_init_one_plugin): Pass gcc version to plugin_init.
18952 (plugin_default_version_check): Both gcc and plugin versions are now
18955 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18957 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18958 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18959 Remove special case testing for last insn of inner loops. Don't fail
18960 if the loop ends with a jump, emit an extra nop instead.
18962 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18963 DREGS rather than comparing directly. Remove code that tries to
18964 account for latencies.
18966 2009-04-29 Richard Guenther <rguenther@suse.de>
18968 PR tree-optimization/39941
18969 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18970 eliminating an indirect call.
18972 2009-04-29 Richard Guenther <rguenther@suse.de>
18974 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18975 parameter. Allow invariants as base if !require_lvalue.
18976 (verify_gimple_assign_single): Adjust.
18978 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18980 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18981 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18982 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18983 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18984 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18986 * config/bfin/bfin.c (bfin_expand_builtin,
18987 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18989 2009-04-28 Richard Guenther <rguenther@suse.de>
18991 * tree-vect-loop.c (get_initial_def_for_induction): Use
18992 correct types for pointer increment.
18994 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18996 * toplev.c (print_version): Update GMP version string calculation.
18998 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19000 PR rtl-optimization/39938
19001 * resource.c (init_resource_info): Add call to df_analyze.
19003 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19005 * config/alpha/alpha.md (usegp): Cast the result of
19006 alpha_find_lo_sum_using_gp to enum attr_usegp.
19007 * config/alpha/alpha.c (override_options): Remove end-of-structure
19008 marker element from cpu_table. Use array size of cpu_table to handle
19009 -mcpu and -mtune options.
19010 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19012 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19014 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19015 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19016 tune_32 and tune_64.
19017 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19018 support on PowerPC.
19019 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19020 * config/rs6000/option-defaults.h: ... here. New file.
19021 (OPT_64, OPT_32): Define.
19022 (MASK_64BIT): Define to 0 if not already defined.
19023 (OPT_ARCH64, OPT_ARCH32): Define.
19024 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19027 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19029 * config/arm/arm.c (arm_override_options): Emit error on using
19032 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19034 PR rtl-optimization/39914
19035 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19036 registers for allocnos created from user-defined variables only
19037 when not optimizing.
19039 2009-04-28 Richard Guenther <rguenther@suse.de>
19041 PR middle-end/39937
19042 * fold-const.c (fold_binary): Use distribute_real_division only
19045 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19047 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19048 add hpux-stdint.h to tm_file.
19049 (hppa[12]*-*-hpux11*): Ditto.
19050 (ia64*-*-hpux*): Ditto.
19051 * config/hpux-stdint.h: New.
19052 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19053 __STDC_EXT__ for all compiles.
19054 * config/pa/pa-hpux.h: Ditto.
19055 * config/pa/pa-hpux10.h: Ditto.
19056 * config/pa/pa-hpux11.h: Ditto.
19058 2009-04-28 Catherine Moore <clm@codesourcery.com>
19060 * debug.h (set_name): Add comment.
19062 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19065 * config/darwin.c (machopic_gen_offset): Check
19066 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19067 * config/arm/arm.c (require_pic_register): Likewise.
19069 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19071 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19072 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19073 m32c_promote_prototypes): Delete.
19075 2009-04-28 Michael Matz <matz@suse.de>
19077 PR middle-end/39922
19078 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19081 2009-04-28 Richard Guenther <rguenther@suse.de>
19083 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19085 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19087 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19088 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19089 * config/arm/arm-tune.md: Regenerate.
19091 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19093 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19094 block if there are complex incoming edges.
19095 (sel_merge_blocks): Remove useless assert.
19096 (sel_redirect_edge_and_branch): Check that edge was redirected.
19097 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19098 (sel_find_rgns): Delete declaration.
19099 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19100 the region when it is not a preheader.
19102 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19105 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19107 2009-04-28 Richard Guenther <rguenther@suse.de>
19109 * tree.h (SSA_NAME_VALUE): Remove.
19110 (struct tree_ssa_name): Remove value_handle member.
19111 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19112 array for jump threading.
19113 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19115 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19116 * tree-flow.h (threadedge_initialize_values): Declare.
19117 (threadedge_finalize_values): Likewise.
19118 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19119 (SSA_NAME_VALUE): Define.
19120 (threadedge_initialize_values): New function.
19121 (threadedge_finalize_values): Likewise.
19122 * tree-ssa-dom.c (ssa_name_values): New global variable.
19123 (SSA_NAME_VALUE): Define.
19124 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19126 2009-04-28 Ira Rosen <irar@il.ibm.com>
19128 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19129 Use REPORT_VECTORIZED_LOCATIONS instead
19130 REPORT_VECTORIZED_LOOPS.
19131 * tree-vectorizer.c (vect_verbosity_level): Make static.
19132 (vect_loop_location): Rename to vect_location.
19133 (vect_set_verbosity_level): Update comment.
19134 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19136 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19137 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19138 instead REPORT_UNVECTORIZED_LOOPS.
19139 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19140 and vect_loop_def to vect_external_def and vect_internal_def.
19141 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19142 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19143 REPORT_UNVECTORIZED_LOCATIONS.
19144 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19145 and vect_used_in_loop and to vect_unused_in_scope and
19146 vect_used_in_scope.
19147 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19148 (vect_verbosity_level): Remove declaration.
19149 (vect_analyze_operations): Likewise.
19150 (vect_analyze_stmt): Declare.
19151 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19152 REPORT_UNVECTORIZED_LOCATIONS.
19153 (vect_get_loop_niters): Fix indentation.
19154 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19155 (vect_analyze_loop_operations): New function.
19156 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19157 vect_analyze_operations.
19158 (vect_is_simple_reduction): Use new names.
19159 (vectorizable_live_operation, vect_transform_loop): Likewise.
19160 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19161 to specify whether the data references can be a part of interleaving
19163 (vect_analyze_data_ref_dependence): Use new names.
19164 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19165 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19166 * tree-vect-patterns.c (widened_name_p): Use new names.
19167 (vect_recog_dot_prod_pattern): Likewise.
19168 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19169 (process_use, vect_mark_stmts_to_be_vectorized,
19170 vect_model_simple_cost, vect_model_store_cost,
19171 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19172 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19173 vectorizable_operation, vectorizable_type_demotion,
19174 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19175 vectorizable_condition): Likewise.
19176 (vect_analyze_operations): Split into vect_analyze_loop_operations
19178 (vect_analyze_stmt): ... new function.
19179 (new_stmt_vec_info): Use new names.
19180 (vect_is_simple_use): Use new names and fix comment.
19181 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19182 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19184 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19187 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19188 and integer modes for x87 operands. Do not ICE for unsupported size,
19189 generate error instead. Generate error for unsupported operand types.
19190 ['z']: Do not handle HImode memory operands specially. Warning
19191 for floating-point operands. Fallthru to 'Z' for unsupported operand
19192 types. Do not ICE for unsupported size, generate error instead.
19193 (output_387_binary_op): Use %Z to output operands.
19194 (output_fp_compare): Ditto.
19195 (output_387_reg_move): Ditto.
19197 2009-04-28 Ben Elliston <bje@au.ibm.com>
19202 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19204 * builtins.c (c_strlen): Do not warn here.
19205 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19206 * c-common.c (pointer_int_sum): Take an explicit location.
19207 Warn about offsets out of bounds.
19208 * c-common.h (pointer_int_sum): Adjust declaration.
19210 2009-04-27 Ian Lance Taylor <iant@google.com>
19212 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19214 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19215 * df-core.c (df_set_flags): Change return type to int. Change
19216 type of old_flags to int.
19217 (df_clear_flags): Likewise.
19218 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19219 (df_get_conditional_uses): Likewise.
19220 * df.h (df_set_flags, df_clear_flags): Update declarations.
19221 * dwarf2out.c (struct indirect_string_node): Change type of form
19222 field to enum dwarf_form.
19223 (AT_string_form): Change return type to enum dwarf_form.
19224 * fixed-value.c (fixed_compare): Add cast to enum type.
19225 * fwprop.c (update_df): Change 0 to VOIDmode.
19226 * gensupport.c: Change 0 to UNKNOWN.
19227 * gimple.h (gimple_cond_code): Add cast to enum type.
19228 * haifa-sched.c (reemit_notes): Add cast to enum type.
19229 * hooks.c (hook_int_void_no_regs): Remove function.
19230 * hooks.h (hook_int_void_no_regs): Remove declaration.
19231 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19232 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19233 * real.c (real_arithmetic): Add cast to enum type.
19234 (real_compare): Likewise.
19235 * target.h (struct gcc_target): Change return type of
19236 branch_target_register_class to enum reg_class.
19237 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19238 default_branch_target_register_class.
19239 * targhooks.c (default_branch_target_register_class): New function.
19240 * targhooks.h (default_branch_target_register_class): Declare.
19241 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19242 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19244 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19246 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19247 vect_uninitialized_def. Change 0 to ERROR_MARK.
19248 * tree-vect-stmts.c (supportable_widening_operation): Don't
19249 initialize icode1 and icode2.
19250 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19251 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19253 (cmn_err_flag_specs): Change 0 to STD_C89.
19254 (cmn_err_char_table): Likewise.
19255 * config/arm/arm.c (get_arm_condition_code): Change type of code
19256 to enum arm_cond_code.
19257 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19258 (IWMMXT_BUILTIN2): Likewise.
19259 (neon_builtin_type_bits): Don't define typedef.
19260 (neon_builtin_datum): Change type of bits field to int.
19261 (arm_expand_neon_args): Add cast to enum type.
19262 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19264 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19265 casts to enum type.
19266 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19268 * config/mips/mips.md (jal_macro): Return enum constant.
19269 (single_insn): Likewise.
19270 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19272 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19273 casts to enum type.
19274 * config/s390/s390.c (s390_tune_flags): Change type to int.
19275 (s390_arch_flags): Likewise.
19276 (s390_handle_arch_option): Change flags field of struct pta to int.
19277 * config/s390/s390.h (s390_tune_flags): Update declaration.
19278 (s390_arch_flags): Likewise.
19279 * config/sh/sh.c (prepare_move_operands): Compare
19280 tls_symbolic_operand result with enum constant.
19281 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19282 (sh_expand_prologue): Add cast to enum type.
19283 (sh_expand_epilogue): Likewise.
19284 (tls_symbolic_operand): Change return type to enum tls_model.
19285 (fpscr_set_from_mem): Add cast to enum type.
19286 (legitimize_pic_address): Compare tls_symbolic_operand result with
19288 (sh_target_reg_class): Change return type to enum reg_class.
19289 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19291 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19292 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19293 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19294 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19295 (delayed_branch, tls_call_delay): Likewise.
19296 (eligible_for_sibcall_delay): Likewise.
19297 (eligible_for_return_delay): Likewise.
19298 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19299 (spu_expand_builtin_1): Likewise.
19301 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19302 for all types of conversions.
19303 (output_init_element): Issue -Wc++-compat warning if needed when
19304 initializing a bitfield with enum type.
19305 * c-parser.c (c_parser_expression): Set original_type to
19306 original_type of right hand operand of comma operator.
19308 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19310 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19312 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19313 * doc/cpp.texi (Standard Predefined Macros)
19314 (Implementation-defined behavior): Likewise.
19315 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19316 * doc/gimple.texi (GIMPLE Exception Handling)
19317 (@code{GIMPLE_ASSIGN}): Likewise.
19318 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19319 * doc/invoke.texi (Warning Options, Optimize Options)
19320 (AVR Options, Darwin Options): Likewise.
19321 (Optimize Options): Reformulate -fwhole-program description.
19322 * doc/loop.texi (Lambda): Likewise.
19323 * doc/md.texi (Output Template, Define Constraints)
19324 (Standard Names, Insn Splitting): Likewise.
19325 * doc/options.texi (Option properties): Likewise.
19326 * doc/passes.texi (Tree-SSA passes): Likewise.
19327 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19328 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19329 (File Names and DBX): Likewise.
19330 * doc/trouble.texi (Incompatibilities): Likewise.
19332 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19334 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19335 instruction is correct.
19337 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19339 Allow non-constant arguments to conversion intrinsics.
19340 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19341 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19342 * spu.c (print_operand): Handle 'v' and 'w'.
19343 (exp2_immediate_p, spu_gen_exp2): Define.
19344 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19345 spu_convtf_1): Update parameter descriptions.
19346 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19347 * constraints.md ('v', 'w'): New.
19348 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19350 (i2f, I2F): New define_mode_attr.
19351 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19352 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19353 fixuns_truncv4sfv4si2): Update to use mode attribute.
19354 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19355 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19356 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19357 patterns for combine.
19359 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19361 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19362 (cprop, hoist, pre, store_motion): New debug counters.
19363 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19364 is not an RTL pass anymore.
19365 (pass_profiling): Remove extern decl for pass removed in 2005.
19366 (pass_gcse, pass_jump_bypass): Remove.
19367 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19368 to 0 for clean state.
19369 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19370 * cse.c (gate_handle_cse_after_global_opts,
19371 rest_of_handle_cse_after_global_opts): New functions.
19372 (pass_cse_after_global_opts): New pass, does local CSE.
19373 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19374 (TV_CPROP): New timevar.
19375 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19376 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19377 (gcse_main, recompute_all_luids): Remove.
19378 (compute_hash_table_work): Call max_reg_num instead of reading
19380 (cprop_jump): Don't set run_jump_opt_after_gcse.
19381 (constprop_register): Always allow to alter jumps.
19382 (cprop_insn): Likewise.
19383 (do_local_cprop): Likewise.
19384 (local_cprop_pass): Likewise. Return non-zero if something changed.
19385 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19386 (find_implicit_sets): Add note about missed optimization opportunity.
19387 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19388 pass_rtl_cprop execute function.
19389 Don't bother tracking the pass number, each pass gets its own dumpfile
19391 Always allow to alter jumpsand bypass jumps.
19392 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19393 will just find no suitable set.
19394 (pre_edge_insert): Fix dumping, this function is for PRE only.
19395 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19396 pass_rtl_pre execute function.
19397 (hoist_code): Return non-zero if something changed. Keep track of
19398 substitutions and insertions for statistics gathering similar to PRE.
19399 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19400 called from the pass_rtl_hoist execute function. Show pass statistics.
19401 (compute_store_table): Use max_reg_num directly instead of using the
19402 formerly global max_gcse_regno.
19403 (build_store_vectors): Likewise.
19404 (replace_store_insn): Fix dumping.
19405 (store_motion): Rename to ...
19406 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19407 pass, called from the pass_rtl_store_motion execute function. Keep
19408 track of substitutions and insertions for statistics gathering similar
19410 (bypass_jumps): Remove, fold interesting bits into ...
19411 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19412 from the pass_rtl_cprop execute function.
19413 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19414 pass_jump_bypass): Remove.
19415 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19416 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19417 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19418 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19419 (gate_rtl_store_motion, execute_rtl_store_motion,
19420 pass_rtl_store_motion): New.
19421 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19422 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19423 * passes.c (init_optimization_passes): Remove pass_gcse and
19424 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19425 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19426 instead of pass_jump_bypass.
19428 2009-04-27 Richard Guenther <rguenther@suse.de>
19430 PR middle-end/39928
19431 * gimplify.c (gimplify_expr): If we are required to create
19432 a temporary make sure it ends up as register.
19434 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19437 * config/i386/i386.c (construct_container): Don't call
19438 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19439 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19441 2009-04-27 Michael Matz <matz@suse.de>
19443 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19444 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19445 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19446 (dump_replaceable_exprs): Take a bitmap.
19447 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19449 (expand_gimple_basic_block): Likewise.
19450 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19451 replaceable_expressions member a bitmap.
19452 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19453 (mark_replaceable): Likewise.
19454 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19455 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19457 2009-04-27 Richard Guenther <rguenther@suse.de>
19459 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19460 (verify_stmts): Dispatch to gimple/type verification code.
19461 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19462 issue with call argument types.
19464 2009-04-27 Michael Matz <matz@suse.de>
19466 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19467 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19470 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19471 Eric Botcazou <ebotcazou@adacore.com>
19473 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19474 a label's basic block.
19475 (mark_target_live_regs): Tidy and rework obsolete comments.
19476 Change back DF problem to LIVE. If a label starts a basic block,
19477 assume that all registers that used to be live then still are.
19478 (init_resource_info): If a label starts a basic block, set its
19479 BLOCK_FOR_INSN accordingly.
19480 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19482 2009-04-27 Richard Guenther <rguenther@suse.de>
19484 * tree-flow-inline.h (function_ann): Remove.
19485 (get_function_ann): Likewise.
19486 * tree-dfa.c (create_function_ann): Remove.
19487 * tree-flow.h (struct static_var_ann_d): Remove.
19488 (struct function_ann_d): Likewise.
19489 (union tree_ann_d): Remove fdecl member.
19490 (function_ann_t): Remove.
19491 (function_ann, get_function_ann, create_function_ann): Remove
19494 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19496 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19498 2009-04-27 Jan Hubicka <jh@suse.cz>
19500 * ipa-pure-const.c (struct funct_state_d): New fields
19501 state_previously_known, looping_previously_known; remove
19502 state_set_in_source.
19503 (analyze_function): Use new fields.
19504 (propagate): Avoid assumption that state_set_in_source imply
19507 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19508 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19509 * cfgloop.h (finite_loop_p): Declare.
19511 2009-04-26 Michael Matz <matz@suse.de>
19513 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19515 2009-04-26 Michael Matz <matz@suse.de>
19517 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19518 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19519 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19520 pass_mark_used_blocks): Remove.
19521 * tree-optimize.c (pass_free_datastructures,
19522 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19523 * passes.c (init_optimization_passes): Don't call
19524 pass_mark_used_blocks, remove dead code.
19526 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19528 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19529 * tree-ssa-live.h (register_ssa_partition): Likewise.
19531 2009-04-26 Michael Matz <matz@suse.de>
19534 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19535 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19536 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19538 (compare_pairs): Swap cost comparison.
19539 (coalesce_ssa_name): Don't use change_partition_var.
19540 * tree-nrv.c (struct nrv_data): Add modified member.
19541 (finalize_nrv_r): Set it.
19542 (tree_nrv): Use it to update statements.
19543 (pass_nrv): Require PROP_ssa.
19544 * tree-mudflap.c (mf_decl_cache_locals,
19545 mf_build_check_statement_for): Use make_rename_temp.
19546 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19547 * alias.c (find_base_decl): Handle SSA names.
19548 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19549 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19550 * rtl.h (set_reg_attrs_for_parm): Declare.
19551 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19552 to "optimized", remove unused locals at finish.
19553 (execute_free_datastructures): Make global, call
19554 delete_tree_cfg_annotations.
19555 (execute_free_cfg_annotations): Don't call
19556 delete_tree_cfg_annotations.
19558 * ssaexpand.h: New file.
19559 * expr.c (toplevel): Include ssaexpand.h.
19560 (expand_assignment): Handle SSA names the same as register variables.
19561 (expand_expr_real_1): Expand SSA names.
19562 * cfgexpand.c (toplevel): Include ssaexpand.h.
19563 (SA): New global variable.
19564 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19565 (SSAVAR): New macro.
19566 (set_rtl): New helper function.
19567 (add_stack_var): Deal with SSA names, use set_rtl.
19568 (expand_one_stack_var_at): Likewise.
19569 (expand_one_stack_var): Deal with SSA names.
19570 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19571 before unique numbers.
19572 (expand_stack_vars): Use set_rtl.
19573 (expand_one_var): Accept SSA names, add asserts for them, feed them
19574 to above subroutines.
19575 (expand_used_vars): Expand all partitions (without default defs),
19576 then only the local decls (ignoring those expanded already).
19577 (expand_gimple_cond): Remove edges when jumpif() expands an
19578 unconditional jump.
19579 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19580 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19582 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19583 members of SA; deal with PARM_DECL partitions here; expand
19584 all PHI nodes, free tree datastructures and SA. Commit instructions
19585 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19586 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19587 info and statements at start, collect garbage at finish.
19588 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19589 (VAR_ANN_PARTITION) Remove.
19590 (change_partition_var): Don't declare.
19591 (partition_to_var): Always return SSA names.
19592 (var_to_partition): Only accept SSA names.
19593 (register_ssa_partition): Only check argument.
19594 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19596 (delete_var_map): Don't free it.
19597 (var_union): Only accept SSA names, simplify.
19598 (partition_view_init): Mark only useful SSA names as used.
19599 (partition_view_fini): Only deal with SSA names.
19600 (change_partition_var): Remove.
19601 (dump_var_map): Use ssa_name instead of partition_to_var member.
19602 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19604 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19605 (struct _elim_graph): New member const_dests; nodes member vector of
19607 (set_location_for_edge): New static helper.
19608 (create_temp): Remove.
19609 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19610 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19611 (new_elim_graph): Allocate const_dests member.
19612 (clean_elim_graph): Truncate const_dests member.
19613 (delete_elim_graph): Free const_dests member.
19614 (elim_graph_size): Adapt to new type of nodes member.
19615 (elim_graph_add_node): Likewise.
19616 (eliminate_name): Likewise.
19617 (eliminate_build): Don't take basic block argument, deal only with
19618 partition numbers, not variables.
19619 (get_temp_reg): New static helper.
19620 (elim_create): Use it, deal with RTL temporaries instead of trees.
19621 (eliminate_phi): Adjust all calls to new signature.
19622 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19623 (rewrite_trees): Only do checking.
19624 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19625 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19626 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19627 contains_tree_r, MAX_STMTS_IN_LATCH,
19628 process_single_block_loop_latch, analyze_edges_for_bb,
19629 perform_edge_inserts): Remove.
19630 (expand_phi_nodes): New global function.
19631 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19632 functions, initialize new parameter, remember partitions having a
19634 (finish_out_of_ssa): New global function.
19635 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19636 don't reset in_ssa_p here, don't disable TER when mudflap.
19637 (pass_del_ssa): Remove.
19638 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19640 (execute_free_datastructures): Declare.
19641 * Makefile.in (SSAEXPAND_H): New variable.
19642 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19643 * basic-block.h (commit_one_edge_insertion): Declare.
19644 * passes.c (init_optimization_passes): Move pass_nrv and
19645 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19646 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19647 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19648 (redirect_branch_edge): Deal with super block when expanding, split
19649 out jump patching itself into ...
19650 (patch_jump_insn): ... here, new static helper.
19652 2009-04-26 Michael Matz <matz@suse.de>
19654 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19655 beyond num_ssa_names.
19656 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19657 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19659 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19661 PR inline-asm/39543
19662 * fwprop.c (forward_propagate_asm): New function.
19663 (forward_propagate_and_simplify): Propagate also into __asm, if it
19664 doesn't increase the number of referenced registers.
19667 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19669 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19671 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19672 note_nonlocal_vla_type for nonlocal VLAs.
19673 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19674 contains_remapped_vars, remap_vla_decls): New functions.
19675 (convert_nonlocal_reference_stmt): If not optimizing, call
19676 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19677 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19678 if it wasn't found in var_map.
19679 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19680 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19681 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19683 * gimplify.c (nonlocal_vlas): New variable.
19684 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19686 (gimplify_body): Create and destroy nonlocal_vlas.
19688 * dwarf2out.c (loc_descr_plus_const): New function.
19689 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19690 mem_loc_descriptor, loc_descriptor_from_tree_1,
19691 descr_info_loc, gen_variable_die): Use it.
19693 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19694 !TREE_STATIC VAR_DECLs.
19695 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19696 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19697 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19698 DECL_BY_REFERENCE is valid.
19699 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19700 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19701 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19702 Copy DECL_BY_REFERENCE.
19703 (struct nesting_copy_body_data): New type.
19704 (nesting_copy_decl): New function.
19705 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19706 if they have variable length.
19708 2009-04-26 Michael Matz <matz@suse.de>
19710 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19711 mark new temporaries for renaming.
19713 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19716 * c-decl.c (global_bindings_p): Return negative value.
19717 (c_variable_size): New. Based on variable_size from
19719 (grokdeclarator): Call c_variable_size not variable_size.
19721 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19723 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19725 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19727 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19728 Redefine it to just use mingw/include.
19729 (ASM_SPEC): Rules for -m32 and -m64.
19730 (LINK_SPEC): Use Likewise.
19731 (SPEC_32): New define.
19732 (SPEC_64): Likewise.
19733 (SUB_LINK_SPEC): Likewise.
19734 (MULTILIB_DEFAULTS): New define.
19735 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19736 Add multilib options.
19737 (MULTILIB_DIRNAMES): Likewise.
19738 (MULTILIB_OSDIRNAMES): Likewise.
19739 (LIBGCC): Likewise.
19740 (INSTALL_LIBGCC): Likewise.
19742 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19745 * c-tree.h (enum c_inline_static_type): New.
19746 (record_inline_static): Declare.
19747 * c-decl.c (struct c_inline_static, c_inline_statics,
19748 record_inline_static, check_inline_statics): New.
19749 (pop_file_scope): Call check_inline_statics.
19750 (start_decl): Call record_inline_static instead of pedwarning
19751 directly for static in inline function.
19752 * c-typeck.c (build_external_ref): Call record_inline_static
19753 instead of pedwarning directly for static referenced in inline
19756 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19758 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19759 not new but only being rescanned.
19760 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19761 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19762 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19763 record_set_info, compute_set, grealloc): Remove.
19764 (recompute_all_luids): New function.
19765 (gcse_main): Don't compute sets, and don't do related memory
19766 allocations/free-ing. If something changed before the end of the
19767 pass, update LUIDs using recompute_all_luids.
19768 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19769 (free_gcse_mem): Don't free it either.
19770 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19771 Use the df insn LUIDs.
19772 (load_killed_in_block): Likewise.
19773 (compute_hash_table_work): Don't compute reg_set_in_block.
19774 (compute_transp): Use DF_REG_DEF_CHAINs.
19775 (local_cprop_pass): Don't use compute_sets and related functions.
19776 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19777 Use get_max_uid() instead of max_cuid.
19778 (insert_insn_end_basic_block, pre_insert_copy_insn,
19779 update_ld_motion_stores): Don't try to
19780 keep reg_set tables up to date.
19781 (pre_insert_copies): Use df insn LUIDs.
19782 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19783 (reg_set_info): Don't use extra bitmap argument.
19784 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19785 information to compute regs_set_in_block.
19786 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19787 (bypass_jumps): Don't use compute_sets and friends.
19789 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19792 * opts.c (undocumented_msg): Do not leave blank even with
19795 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19797 * c-decl.c (build_enumerator): Allow values folding to integer
19798 constants but not integer constant expressions with a pedwarn if
19801 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19804 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19805 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19806 type is an integer constant.
19808 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19811 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19814 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19817 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19818 with variably modified return type and no storage class
19819 specifiers, except for the case of nested functions. Distinguish
19820 extern declarations of functions with variably modified return
19821 types from those of objects with variably modified types.
19823 2009-04-25 Jan Hubicka <jh@suse.cz>
19825 * tree.c (list_equal_p): New function.
19826 * tree.h (list_equal_p): Declare.
19827 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19828 basic_block_def, basic_block, const_basic_block): New.
19829 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19830 (redirect_eh_edge): New function.
19831 (make_eh_edge_update_phi): EH edges are not abnormal.
19832 * except.c: Include tree-flow.h.
19833 (list_match): New function.
19834 (eh_region_replaceable_by_p): New function.
19835 (replace_region): New function.
19836 (hash_type_list): New function.
19837 (hash_eh_region): New function.
19838 (eh_regions_equal_p): New function.
19839 (merge_peers): New function.
19840 (remove_unreachable_regions): Verify EH tree when checking;
19842 (copy_eh_region_1): New function.
19843 (copy_eh_region): New function.
19844 (push_reachable_handler): New function.
19845 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19846 regions without label but with live RESX.
19847 * except.h (redirect_eh_edge_to_label): New.
19848 * tree-flow.h (redirect_eh_edge): New.
19849 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19850 basic_block_def, basic_block, const_basic_block): Remove.
19851 * Makefile.in (except.o): Add dependency on tree-flow.h
19852 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19853 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19856 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19859 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19860 on the destination of memcpy.
19862 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19864 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19865 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19866 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19868 2009-04-25 Jan Hubicka <jh@suse.cz>
19870 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19871 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19872 to be reached by different label than left.
19873 (update_eh_edges): Update comment; remove edge_to_remove if possible
19874 and return true if suceeded.
19875 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19876 (cleanup_eh): Compute sharing map.
19877 * except.c (remove_eh_handler_and_replace): Add argument if we should
19879 (remove_unreachable_regions): Update for label sharing.
19880 (label_to_region_map): Likewise.
19881 (get_next_region_sharing_label): New function.
19882 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19884 (remove_eh_handler): Update.
19885 (remove_eh_region_and_replace_by_outer_of): New function.
19886 * except.h (struct eh_region): Add next_region_sharing_label.
19887 (remove_eh_region_and_replace_by_outer_of,
19888 get_next_region_sharing_label): Declare.
19889 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19891 2009-04-25 Jan Hubicka <jh@suse.cz>
19893 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19894 insert code even if they are not critical.
19896 2009-04-25 Jan Hubicka <jh@suse.cz>
19898 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19899 (gimple_can_remove_branch_p): EH edges won't remove branch by
19901 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19902 updating of non-abnormal EH edges.
19903 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19904 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19905 (split_critical_edges): Split also edges where emitting code on them
19906 will lead to splitting later.
19908 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19909 H.J. Lu <hongjiu.lu@intel.com>
19912 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19913 the configured assembler supports fildq and fistpq mnemonics.
19914 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19915 * configure: Regenerated.
19916 * config.in: Ditto.
19918 * config/i386/i386.c (print_operand): Handle 'Z'.
19919 ['z']: Remove handling of special fild/fist suffixes.
19920 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19921 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19922 suffix of fild insn.
19923 (*floatsi<mode>2_vector_mixed): Ditto.
19924 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19925 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19926 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19927 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19928 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19930 2009-04-25 Ben Elliston <bje@au.ibm.com>
19932 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19933 the source of a set operation.
19935 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19937 * target.h (struct gcc_target): Add case_values_threshold field.
19938 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19939 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19940 * targhooks.c (default_case_values_threshold): New function.
19941 * targhooks.h (default_case_values_threshold): Declare function.
19942 * stmt.c (expand_case): Use case_values_threshold target hook.
19943 * expr.h (case_values_threshold): Remove declartation.
19944 * expr.c (case_values_threshold): Remove function.
19945 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19947 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19948 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19949 (avr_case_values_threshold): Declare as static.
19950 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19952 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19953 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19954 (mn10300_case_values_threshold): New function.
19956 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19958 * ira.c (setup_cover_and_important_classes): Add enum cast.
19960 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19962 * genpreds.c (write_enum_constraint_num): Output definition of
19963 CONSTRAINT_NUM_DEFINED_P macro.
19964 * ira.c (setup_cover_and_important_classes): Use
19965 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19967 2009-04-24 DJ Delorie <dj@redhat.com>
19969 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19970 __SH2A_SINGLE_ONLY__ also.
19972 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19974 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19975 (movdf_internal): Ditto.
19976 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19977 SFmode and DFmode constants.
19978 (ia64_print_operand): Add 'G' format for printing
19979 floating point constants.
19981 2009-04-24 Richard Guenther <rguenther@suse.de>
19983 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19984 from unsigned additions.
19986 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19988 * c-typeck.c (set_init_index): Allow array designators that are
19989 not integer constant expressions with a pedwarn if pedantic.
19991 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19993 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19994 zero if no overlap in nonzero bits between the operands.
19996 2009-04-24 Ian Lance Taylor <iant@google.com>
19998 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19999 (record_dead_and_set_regs): Likewise.
20000 * df.h (struct df_mw_hardreg): Change flags field to int.
20001 (struct df_base_ref): Likewise.
20002 (struct df): Change changeable_flags field to int.
20003 * df-scan.c (df_defs_record): Change clobber_flags to int.
20004 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20005 constants rather than #define macros.
20006 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20007 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20008 (enum dwarf_calling_convention): Likewise.
20009 (enum dwarf_line_number_x_ops): Likewise.
20010 (enum dwarf_call_frame_info): Likewise.
20011 (enum dwarf_source_language): Likewise.
20012 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20013 (add_calling_convention_attribute): Likewise.
20014 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20015 (combine_comparisons): Change compcode to int. Add cast to enum type.
20016 * genrecog.c (maybe_both_true_2): Change c to int.
20017 (write_switch): Likewise. Add cast to enum type.
20018 * gimplify.c (gimplify_omp_for): Handle return values from
20019 gimplify_expr using MIN rather than bitwise or.
20020 (gimplify_expr): Add cast to enum type.
20021 * ipa-prop.c (update_jump_functions_after_inlining): Change
20022 IPA_BOTTOM to IPA_JF_UNKNOWN.
20023 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20024 Add casts to enum type.
20025 (setup_cover_and_important_classes): Change cl to int. Add casts
20027 (setup_class_translate): Change cl and mode to int.
20028 (ira_init_once): Change mode to int.
20029 (free_register_move_costs): Likewise.
20030 (setup_prohibited_mode_move_regs): Add casts to enum type.
20031 * langhooks.c (add_builtin_function_common): Rework assertion that
20032 value fits bitfield.
20033 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20034 * omega.c (omega_do_elimination): Avoid math on enum types.
20035 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20036 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20037 int local to handle integral_argment value.
20038 * regmove.c (try_auto_increment): Change PUT_MODE to
20040 * reload.c (push_secondary_reload): Add casts to enum type.
20041 (secondary_reload_class, find_valid_class): Likewise.
20042 * reload1.c (emit_input_reload_insns): Likewise.
20043 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20044 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20045 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20047 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20048 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20050 (expand_complex_libcall): Add casts to enum type.
20051 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20052 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20053 with ERROR_MARK, not NUM_TREE_CODES.
20054 (vect_create_epilog_for_reduction): Likewise.
20055 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20056 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20057 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20059 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20060 vect_unused_in_loop. Change 0 to loop_vect.
20061 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20062 * var-tracking.c (get_init_value): Change return type to enum
20064 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20065 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20067 (arm_override_options): Add casts to enum type.
20068 (arm_emit_tls_decoration): Likewise.
20069 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20071 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20072 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20073 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20075 * config/s390/s390.c (code_for_builtin_64): Change to array of
20077 (code_for_builtin_31): Likewise.
20078 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20080 * config/sparc/sparc.c (sparc_override_options): Change value
20081 field in struct code_model to enum cmodel. In initializer change
20082 0 to NULL and add cast to enum type.
20084 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20085 Change all callers. Issue a -Wc++-compat warning using
20086 lhs_origtype if necessary.
20087 (convert_for_assignment): Issue -Wc++-compat warnings about
20088 invalid conversions to enum type on assignment.
20089 * c-common.h (build_modify_expr): Update declaration.
20091 2009-04-24 Nick Clifton <nickc@redhat.com>
20093 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20094 (function_arg_advance): Likewise.
20095 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20098 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20100 * config/s390/constraints.md ('I', 'J'): Fix condition.
20102 2009-04-24 Diego Novillo <dnovillo@google.com>
20104 * gengtype-parse.c (parse_error): Add newline after message.
20106 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20108 * config/i386/sse.md (avxmodesuffixs): Removed.
20109 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20110 (*avx_pinsr<ssevecsize>): This.
20112 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20114 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20115 follow chains of regs with a single definition, and allow expressions
20116 that are function_invariant_p.
20117 (simple_rhs_p): Allow expressions that are function_invariant_p.
20119 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20121 PR middle-end/39867
20122 * fold-const.c (fold_cond_expr_with_comparison): When folding
20123 > and >= to MAX, make sure the MAX uses the same type as the
20124 comparison's operands.
20126 2009-04-24 Nick Clifton <nickc@redhat.com>
20128 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20129 addressing for DImode accesses.
20130 (frv_print_operand_address): Handle PLUS case.
20131 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20133 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20135 PR rtl-optimization/39794
20136 * alias.c (canon_true_dependence): Add x_addr argument.
20137 * rtl.h (canon_true_dependence): Adjust prototype.
20138 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20139 * cselib.c (cselib_invalidate_mem): Likewise.
20140 * gcse.c (compute_transp): Likewise.
20141 * dse.c (scan_reads_nospill): Likewise.
20142 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20143 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20144 canon_base_addr of the group, plus optional offset.
20145 (struct group_info): Rename canon_base_mem to
20147 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20148 canon_rtx of base_mem.
20150 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20152 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20153 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20155 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20157 * config/spu/spu-builtins.h: Delete file.
20159 * config/spu/spu.h (enum spu_builtin_type): Move here from
20161 (struct spu_builtin_description): Likewise. Add GTY marker.
20162 Do not use enum spu_function_code or enum insn_code.
20163 (spu_builtins): Add extern declaration.
20165 * config/spu/spu.c: Do not include "spu-builtins.h".
20166 (enum spu_function_code, enum spu_builtin_type_index,
20167 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20168 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20169 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20170 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20171 (spu_builtin_types): Make static. Add GTY marker.
20172 (spu_builtins): Add extern declaration with GTY marker.
20173 Include "gt-spu.h".
20175 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20176 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20177 Check programmatically whether all parameters are scalar.
20179 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20181 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20183 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20184 assignment from the constructor either if the target is volatile.
20186 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20188 * config/arm/arm.md (insv): Do not share operands[0].
20190 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20192 * config/vxlib-tls.c (active_tls_threads): Delete.
20193 (delete_hook_installed): New.
20194 (tls_delete_hook): Don't delete the delete hook.
20195 (tls_destructor): Delete it here.
20196 (__gthread_set_specific): Adjust installing the delete hook.
20197 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20198 __gthread_leave_tsd_dtor_context.
20200 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20202 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20204 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20206 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20208 (alpha_rtx_costs): Ditto.
20209 (emit_unlikely_jump): Use add_reg_note.
20210 (emit_frame_store_1): Ditto.
20211 (alpha_expand_prologue): Ditto.
20212 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20213 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20215 2009-04-23 Nick Clifton <nickc@redhat.com>
20217 * config/v850/v850.md (epilogue): Remove suppressed code.
20218 (return): Rename to return_simple and remove test of frame size.
20219 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20220 to gen_return_simple.
20222 2009-04-22 Jing Yu <jingyu@google.com>
20225 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20227 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20230 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20231 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20232 value is a VECTOR_CST, the element type is the element type of the
20235 2009-04-22 DJ Delorie <dj@redhat.com>
20237 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20239 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20241 * alias.c (find_base_term): Move around LO_SUM case, so that
20242 CONST falls through into PLUS/MINUS handling.
20245 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20246 into 0, use omit_one_operand.
20248 2009-04-23 Ben Elliston <bje@au.ibm.com>
20250 * config/rs6000/linux-unwind.h (get_regs): Remove type
20251 puns. Change the type of `pc' to an array of unsigned ints and
20252 update all users. Constify frame24.
20254 2009-04-22 DJ Delorie <dj@redhat.com>
20256 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20257 declarations before code.
20258 (current_function_special_page_vector): Likewise.
20259 (m32c_expand_insv): Silence a warning.
20261 2009-04-21 Taras Glek <tglek@mozilla.com>
20263 * alias.c: Update GTY annotations to new syntax.
20264 * basic-block.h: Likewise.
20265 * bitmap.h: Likewise.
20266 * c-common.h: Likewise.
20267 * c-decl.c: Likewise.
20268 * c-parser.c: Likewise.
20269 * c-pragma.c: Likewise.
20270 * c-tree.h: Likewise.
20271 * cfgloop.h: Likewise.
20272 * cgraph.h: Likewise.
20273 * config/alpha/alpha.c: Likewise.
20274 * config/arm/arm.h: Likewise.
20275 * config/avr/avr.h: Likewise.
20276 * config/bfin/bfin.c: Likewise.
20277 * config/cris/cris.c: Likewise.
20278 * config/darwin.c: Likewise.
20279 * config/frv/frv.c: Likewise.
20280 * config/i386/i386.c: Likewise.
20281 * config/i386/i386.h: Likewise.
20282 * config/i386/winnt.c: Likewise.
20283 * config/ia64/ia64.h: Likewise.
20284 * config/iq2000/iq2000.c: Likewise.
20285 * config/mips/mips.c: Likewise.
20286 * config/mmix/mmix.h: Likewise.
20287 * config/pa/pa.c: Likewise.
20288 * config/pa/pa.h: Likewise.
20289 * config/rs6000/rs6000.c: Likewise.
20290 * config/s390/s390.c: Likewise.
20291 * config/sparc/sparc.c: Likewise.
20292 * config/xtensa/xtensa.c: Likewise.
20293 * cselib.h: Likewise.
20294 * dbxout.c: Likewise.
20295 * dwarf2out.c: Likewise.
20296 * except.c: Likewise.
20297 * except.h: Likewise.
20298 * fixed-value.h: Likewise.
20299 * function.c: Likewise.
20300 * function.h: Likewise.
20301 * gimple.h: Likewise.
20302 * integrate.c: Likewise.
20303 * optabs.c: Likewise.
20304 * output.h: Likewise.
20305 * real.h: Likewise.
20307 * stringpool.c: Likewise.
20308 * tree-data-ref.c: Likewise.
20309 * tree-flow.h: Likewise.
20310 * tree-scalar-evolution.c: Likewise.
20311 * tree-ssa-address.c: Likewise.
20312 * tree-ssa-alias.h: Likewise.
20313 * tree-ssa-operands.h: Likewise.
20314 * tree.c: Likewise.
20315 * tree.h: Likewise.
20316 * varasm.c: Likewise.
20317 * varray.h: Likewise.
20319 * coretypes.h: Do not define GTY macro if it is already defined.
20320 * doc/gty.texi: Update GTY documentation to new syntax.
20321 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20322 annotations on structs.
20323 * gengtype-parse.c: Likewise.
20325 2009-04-22 Mark Heffernan <meheff@google.com>
20327 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20329 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20331 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20334 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20336 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20337 the same as a PLUS without a shift. Increase the cost of a
20340 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20342 * Makefile.in: Update dependencies.
20343 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20344 * errors.h: Remove bogus comment about compatibility.
20345 (warning): Update declaration.
20346 * genautomata.c: Update all calls to warning.
20347 * gimple.c: Do not include errors.h. Include toplev.h.
20348 * tree-ssa-structalias.c: Do not include errors.h.
20349 * omega.c: Likewise.
20350 * tree-ssa-reassoc.c: Likewise.
20351 * config/spu/spu-c.c: Likewise.
20352 * config/spu/t-spu-elf: Update dependencies.
20354 2009-04-22 Richard Guenther <rguenther@suse.de>
20356 PR tree-optimization/39824
20357 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20358 make sure the types are compatible.
20360 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20363 * c-common.c (c_parse_error): Take a token_flags parameter.
20364 Use token_type for the token type instead.
20365 Pass token_flags to cpp_type2name.
20366 * c-common.h (c_parse_error): Update declaration.
20367 * c-parser.c (c_parser_error): Pass 0 as token flags.
20369 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20371 PR rtl-optimization/39580
20372 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20374 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20376 * function.c (expand_function_end): Do not emit a jump to the "naked"
20377 return label for fall-through returns.
20378 * except.c (sjlj_emit_function_exit): Always place the call to the
20379 unregister function at the location installed by expand_function_end.
20381 2009-04-22 Richard Guenther <rguenther@suse.de>
20383 PR tree-optimization/39845
20384 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20385 (gen_inbound_check): Likewise.
20387 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20389 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20391 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20392 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20394 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20396 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20397 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20398 shift counts to avoid out-of-bounds array accesses.
20400 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20402 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20403 (Pmode): Move above.
20405 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20407 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20408 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20409 GET_CODE macro. Use IN_RANGE macro where appropriate.
20410 * config/alpha/alpha.h: Ditto.
20411 * config/alpha/alpha.md: Ditto.
20412 * config/alpha/constraints.md: Ditto.
20413 * config/alpha/predicates.md: Ditto.
20415 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20417 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20418 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20419 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20420 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20421 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20422 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20423 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20424 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20425 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20426 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20427 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20428 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20429 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20430 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20431 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20432 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20433 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20434 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20435 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20436 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20437 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20438 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20439 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20440 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20441 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20442 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20443 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20445 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20447 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20448 references from comments.
20449 * cfgbuild.c: (count_basic_blocks): Delete.
20450 (find_basic_blocks_1): Delete.
20451 (find_basic_blocks): Delete.
20452 * except.c (finish_eh_generation): Make static. Move comment from
20453 except.h here. Remove find_basic_blocks references from comments.
20454 * except.h (finish_eh_generation): Delete.
20455 * basic-block.h (find_basic_blocks): Delete.
20456 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20458 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20460 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20461 (sdbout_parms): Likewise.
20463 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20465 * config/sh/sh.c (prepare_cbranch_operands): Use
20466 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20467 (expand_cbranchdi4): Likewise.
20468 (from_compare): Add cast to enum type.
20469 (expand_cbranchsi4): Use add_reg_note.
20470 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20471 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20472 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20473 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20474 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20475 instead of CODE_FOR_nothing.
20476 (cbranchdi4): Likewise. Fix the order of arguments for
20478 (push_fpscr): Use add_reg_note.
20479 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20480 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20482 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20484 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20485 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20486 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20487 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20488 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20489 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20490 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20491 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20492 config/alpha/x-vms, config/arc/t-arc,
20493 config/arm/README-interworking, config/arm/arm-c.c,
20494 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20495 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20496 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20497 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20498 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20499 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20500 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20501 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20502 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20503 config/cris/t-elfmulti, config/crx/t-crx,
20504 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20505 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20506 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20507 config/h8300/t-h8300, config/i386/athlon.md,
20508 config/i386/darwin-libgcc.10.4.ver,
20509 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20510 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20511 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20512 config/i386/t-linux64, config/i386/t-nwld,
20513 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20514 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20515 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20516 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20517 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20518 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20519 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20520 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20521 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20522 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20523 config/m68k/t-uclinux, config/mcore/t-mcore,
20524 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20525 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20526 config/mips/crtn.asm, config/mips/irix-crti.asm,
20527 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20528 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20529 config/mips/mips-fixed.md, config/mips/sb1.md,
20530 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20531 config/mips/t-iris6, config/mips/t-isa3264,
20532 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20533 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20534 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20535 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20536 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20537 config/mn10300/t-linux, config/mn10300/t-mn10300,
20538 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20539 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20540 config/picochip/libgccExtras/clzsi2.asm,
20541 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20542 config/rs6000/darwin-libgcc.10.4.ver,
20543 config/rs6000/darwin-libgcc.10.5.ver,
20544 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20545 config/rs6000/t-aix43, config/rs6000/t-aix52,
20546 config/rs6000/t-darwin, config/rs6000/t-fprules,
20547 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20548 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20549 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20550 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20551 config/rs6000/t-rtems, config/rs6000/t-spe,
20552 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20553 config/score/t-score-elf, config/sh/divcost-analysis,
20554 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20555 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20556 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20557 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20558 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20559 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20560 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20561 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20562 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20563 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20564 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20565 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20566 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20567 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20568 * config/h8300/genmova.sh: Include copyright and license notices
20569 in generated output.
20570 * config/h8300/mova.md: Regenerate.
20571 * doc/install.texi2html: Include word "Copyright" in copyright
20572 notice and use name "Free Software Foundation, Inc.".
20573 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20574 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20575 ChangeLog-2007, ChangeLog-2008: Correct dates.
20577 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20579 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20580 NE_EXPR operations as well.
20581 * c-parser.c (c_parser_condition): Do not set location information on
20583 (c_parser_conditional_expression): Likewise.
20584 (c_parser_binary_expression): Set location information on operators.
20585 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20586 TRUTH_NOT_EXPR has been folded.
20587 * fold-const.c (fold_truth_not_expr): Copy location information from
20588 the incoming expression to the outgoing one.
20589 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20590 recursive calls on the LHS of the operator but pass that of the
20591 operator to recursive calls on the RHS of the operator. Set it
20593 (shortcut_cond_expr): Set the locus of the operator on the second
20594 COND_EXPR and that of the expression on the first in degenerate cases.
20595 Pass the locus of the expression to calls to shortcut_cond_r.
20596 Set the locus of the 'then' block on the associated jump, if any.
20597 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20598 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20599 expression to call to gimplify_boolean_expr.
20601 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20603 * config.gcc: Add additional configuration for
20604 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20605 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20606 (CPP_SPEC): Redefine for allowing -municode option.
20607 (STARTFILE_SPEC): Likewise.
20608 * config/i386/t-mingw-w64: New.
20609 * config/i386/mingw-w64.opt: New.
20610 (municode): Add new target option.
20611 * doc/invoke.texi (municode): Add documentation for new option.
20613 2009-04-21 Ian Lance Taylor <iant@google.com>
20615 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20616 Correct test for number of arguments.
20617 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20619 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20621 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20622 argument of emit_library_call.
20624 2009-04-21 Richard Guenther <rguenther@suse.de>
20626 PR middle-end/39829
20627 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20628 inside VIEW_CONVERT_EXPRs.
20630 2009-04-21 Martin Jambor <mjambor@suse.cz>
20632 * tree-switch-conversion.c (build_constructors): Split a long line.
20633 (constructor_contains_same_values_p): New function.
20634 (build_one_array): Create assigns of constants if possible, do not
20635 call mark_sym_for_renaming, call update_stmt.
20636 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20637 make_rename_temp. Do not call mark_symbols_for_renaming, call
20639 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20640 find_new_referenced_vars, call update_stmt.
20641 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20642 instead of calling make_rename_temp. Do not call
20643 find_new_referenced_vars or mark_symbols_for_renaming, call
20646 2009-04-21 Richard Guenther <rguenther@suse.de>
20648 PR tree-optimization/39827
20649 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20650 (tree_ssa_phiprop): Pass the correct array size.
20652 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20654 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20656 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20659 * c-typeck.c (lvalue_p): Move declaration ...
20660 * c-common.h (lvalue_p): ... to here.
20661 * c-common.c (candidate_equal_p): New.
20662 (add_tlist): Use it.
20663 (merge_tlist): Use it.
20664 (warn_for_collisions_1): Likewise.
20665 (warning_candidate_p): Accept more candidates.
20666 (verify_tree): A warning candidate can be an expression. Use
20669 2009-04-21 Ben Elliston <bje@au.ibm.com>
20672 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20673 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20674 options. Remove -mcall-solaris documentation.
20676 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20679 * doc/invoke.texi (-Wlong-long): Update description.
20680 * c-lex (interpret_integer): Only warn if there was no previous
20681 overflow and -Wlong-long is enabled.
20682 * c-decl.c (declspecs_add_type): Drop redundant flags.
20683 * c.opt (Wlong-long): Init to -1.
20684 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20685 and front-end warn_long_long. Wlong-long only depends on other
20686 flags if it is uninitialized.
20687 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20688 the same for CPP and FE.
20689 (restore_extension_diagnostics): Likewise.
20691 2009-04-20 Ian Lance Taylor <iant@google.com>
20693 Fix enum conversions which are invalid in C++:
20694 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20695 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20696 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20697 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20698 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20699 (dbxout_parms): Likewise.
20700 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20701 (df_clear_flags): Likewise.
20702 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20703 top_flag parameter to int.
20704 (df_chain_create_bb_process_use): Likewise.
20705 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20707 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20708 (df_ref_create_structure, df_def_record_1): Likewise.
20709 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20710 (df_notes_rescan): Change 0 to VOIDmode in function call.
20711 (df_get_call_refs, df_insn_refs_collect): Likewise.
20712 (df_bb_regs_collect): Likewise.
20713 (df_entry_block_defs_collect): Likewise.
20714 (df_exit_block_uses_collect): Likewise.
20715 * df.h: Update declarations.
20716 * double-int.c (double_int_divmod): Add cast to enum type.
20717 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20718 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20719 (based_loc_descr): Likewise.
20720 (loc_descriptor_from_tree_1): Change first_op and second_op to
20721 enum dwarf_location_atom. Add cast to enum type.
20722 * expmed.c (init_expmed): Change 0 to SET in function call.
20723 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20724 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20725 (do_store_flag): Likewise.
20726 * fixed-value.h (struct fixed_value): Change mode to enum
20728 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20729 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20731 (insert_insn_decl, insert_decl, insert_state): Likewise.
20732 (automata_list_finish): Likewise.
20733 * genrecog.c (process_define_predicate): Add cast to enum type.
20734 * gensupport.c (init_predicate_table): Add cast to enum type.
20735 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20737 (gimple_build_call_1, gimple_build_label): Likewise.
20738 (gimple_build_goto, gimple_build_asm_1): Likewise.
20739 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20740 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20741 (enum fallback): Rename from enum fallback_t.
20742 (fallback_t): Typedef as int.
20743 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20744 GSI_SAME_STMT in function call.
20745 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20747 (setup_reg_class_relations): Likewise.
20748 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20749 (setup_prohibited_class_mode_regs): Add cast to enum type.
20750 (setup_prohibited_mode_move_regs): Likewise.
20751 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20752 (record_address_regs): Change i to enum reg_class.
20753 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20754 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20755 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20756 (GET_MODE_2XWIDER_MODE): Likewise.
20757 (GET_CLASS_NARROWEST_MODE): Likewise.
20758 * omp-low.c (expand_omp_for): Add cast to enum type.
20759 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20760 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20761 * postreload.c (reload_cse_simplify_operands): Change rclass local
20763 * predict.c (combine_predictions_for_insn): Change best_predictor
20764 and predictor to enum br_predictor.
20765 (combine_predictions_for_bb): Likewise.
20766 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20767 use SET_PREDICT_EXPR_OUTCOME.
20768 * real.c (real_arithmetic): Change icode to code in function call.
20769 * reginfo.c (init_move_cost): Add casts to enum type.
20770 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20771 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20773 * reload.c (find_valid_class): Add casts to enum type.
20774 (push_reload): Change 0 to NO_REGS in function call.
20775 (find_reloads): Change this_alternative to array of enum
20776 reg_class. Remove some now-unnecessary casts.
20777 (make_memloc): Change 0 to VOIDmode in function call.
20778 * reload1.c (reload): Change 0 to VOIDmode in function call.
20779 (eliminate_regs_1, elimination_effects): Likewise.
20780 (eliminate_regs_in_insn): Likewise.
20781 (emit_input_reload_insns): Add cast to enum type.
20782 (delete_output_reload): Change 0 to VOIDmode in function call.
20783 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20784 to enum type in function call.
20785 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20786 (SET_PREDICT_EXPR_OUTCOME): Define.
20787 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20788 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20789 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20790 (dump_function): Likewise.
20791 * tree-dump.h: Update declarations.
20792 * tree-pass.h: Update declarations.
20793 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20794 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20796 (arm_rtx_costs_1): Correct parenthesization.
20797 (arm_rtx_costs): Add casts to enum type.
20798 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20799 (vfp_emit_fstmd): Use add_rg_note.
20800 (emit_multi_reg_push, emit_sfm): Likewise.
20801 (thumb_set_frame_pointer): Likewise.
20802 (arm_expand_prologue): Likewise.
20803 (arm_regno_class): Change return type to enum reg_class.
20804 (thumb1_expand_prologue): Use add_reg_note.
20805 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20806 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20808 * config/arm/gentune.sh: Add cast to enum type.
20809 * config/arm/arm-tune.md: Rebuild.
20810 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20811 (ix86_split_fp_branch, predict_jump): Likewise.
20812 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20813 insn_code to enum rtx_code.
20814 (ix86_builtin_vectorized_function): Add cast to enum type.
20815 * config/i386/i386.md (truncdfsf2): Change slot to enum
20817 (truncxf<mode>2, isinf<mode>2): Likewise.
20818 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20820 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20821 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20822 (insert_bundle_state): Change 1 to INSERT in function call.
20823 (ia64_add_bundle_selector_before): Likewise.
20824 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20825 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20826 (restore_stack_nonlocal): Likewise.
20827 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20829 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20831 (mips_rtx_costs): Likewise.
20832 (mips_override_options): Add casts to enum type.
20833 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20835 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20836 (store_reg, set_reg_plus_d): Likewise.
20837 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20838 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20840 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20842 (emit_unlikely_jump): Use add_reg_note.
20843 (rs6000_emit_allocate_stack): Likewise.
20844 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20845 (output_toc): Change 1 to INSERT in function call.
20846 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20847 (rs6000_initialize_trampoline): Likewise.
20848 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20850 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20851 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20852 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20853 (save_gprs): Use add_reg_note.
20854 (s390_emit_prologue): Likewise.
20855 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20856 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20857 (sparc_fold_builtin): Add cast to enum type.
20858 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20860 (spu_expand_prologue): Use add_reg_note.
20861 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20863 2009-04-20 Ian Lance Taylor <iant@google.com>
20865 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20866 (c_parser_postfix_expression_after_primary): Get VEC for list of
20867 arguments. Get original types of arguments. Call
20868 build_function_call_vec.
20869 (cached_expr_list_1, cached_expr_list_2): New static variables.
20870 (c_parser_expr_list): Change return type to VEC *. Add
20871 p_orig_types parameter. Change all callers.
20872 (c_parser_release_expr): New static function.
20873 (c_parser_vec_to_tree_list): New static function.
20874 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20875 call build_function_call_vec.
20876 (build_function_call_vec): New function, based on old
20877 build_function_call.
20878 (convert_arguments): Remove nargs and argarray parameters. Change
20879 values to a VEC. Add origtypes parameter.
20880 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20881 (convert_for_assignment): Add origtype parameter. Change all
20882 callers. If warn_cxx_compat, check for conversion to an enum
20883 type when calling a function.
20884 (store_init_value): Add origtype parameter. Change all callers.
20885 (digest_init): Likewise.
20886 (struct init_node): Add origtype field.
20887 (add_pending_init): Add origtype parameter. Change all callers.
20888 (output_init_element): Likewise.
20889 (output_pending_init_elements): Pass origtype from init_node to
20890 output_init_element.
20891 (process_init_element): Pass origtype from c_expr to
20892 output_init_element.
20893 (c_finish_return): Add origtype parameter. Change all callers.
20894 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20896 (sync_resolve_params): Likewise.
20897 (sync_resolve_return): Change params to first_param. Change caller.
20898 (resolve_overloaded_builtins): Change params to VEC *. Change
20899 callers. Save first parameter around call to build_function_call_vec.
20900 * c-decl.c (finish_decl): Add origtype parameter. Change all
20901 callers. Call build_function_call_vec rather than
20902 build_function_call for cleanup.
20903 * c-tree.h: Update declarations.
20904 * c-common.h: Update declarations.
20905 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20906 params to first_param.
20907 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20908 params parameter from tree to void *.
20909 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20910 Change arglist parameter to have type void *, and to be a pointer
20912 * config/rs6000/rs6000-protos.h
20913 (altivec_resolve_overloaded_builtin): Update declaration.
20914 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20915 fnargs parameter to have type void *, and to be a pointer to a
20916 VEC. Call build_function_call_vec instead of
20917 build_function_call.
20918 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20920 2009-04-20 Joey Ye <joey.ye@intel.com>
20921 Xuepeng Guo <xuepeng.guo@intel.com>
20922 H.J. Lu <hongjiu.lu@intel.com>
20924 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20926 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20927 (IX86_LEA_PRIORITY): Likewise.
20928 (distance_non_agu_define): New function.
20929 (distance_agu_use): Likewise.
20930 (ix86_lea_for_add_ok): Likewise.
20931 (ix86_dep_by_shift_count): Likewise.
20933 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20934 should split for LEA.
20936 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20938 (ix86_dep_by_shift_count): Likewise.
20940 2009-04-20 Richard Guenther <rguenther@suse.de>
20942 * expr.c (handled_component_p): Move ...
20943 * tree.h (handled_component_p): ... here.
20944 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20945 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20946 and REALPART_EXPR to be in one group.
20948 2009-04-20 Richard Guenther <rguenther@suse.de>
20950 * basic-block.h (get_all_dominated_blocks): Declare.
20951 * dominance.c (get_all_dominated_blocks): New function.
20952 * tree-cfg.c (get_all_dominated_blocks): Remove.
20953 (remove_edge_and_dominated_blocks): Adjust.
20954 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20955 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20956 instead of recursing.
20958 2009-04-20 Doug Kwan <dougkwan@google.com>
20960 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20961 (struct cgraph_node_set_def): New type.
20962 (cgraph_node_set) New type. Also declare vector functions.
20963 (struct cgraph_node_set_element_def): New type.
20964 (cgraph_node_set_element): Ditto.
20965 (cgraph_node_set_iterator): New iterator type.
20966 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20967 cgraph_node_set_remove, dump_cgraph_node_set,
20968 debug_cgraph_node_set): New prototypes.
20969 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20970 cgraph_node_set_size): New inlines.
20971 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20972 including cgraph.h.
20973 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20974 argument to function 'write_summary'.
20975 * ipa.c: Include ggc.h.
20976 (hash_cgraph_node_set_element,
20977 eq_cgraph_node_set_element, cgraph_node_set_new,
20978 cgraph_node_set_add, cgraph_node_set_remove,
20979 cgraph_node_set_find, dump_cgraph_node_set,
20980 debug_cgraph_node_set): New functions.
20981 * Makefile.in (ipa.o): Add dependency on GGC_H.
20983 2009-04-20 Ira Rosen <irar@il.ibm.com>
20985 PR tree-optimization/39675
20986 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20987 check of the return code of vect_schedule_slp. Check that
20988 stmt_vec_info still exists for the statement, before checking its
20989 vectorization type.
20991 2009-04-20 Michael Matz <matz@suse.de>
20993 * Makefile.in (generated_files): Take out $(simple_generated_c).
20995 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20997 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20998 (UINTPTR_TYPE): Likewise.
21000 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21003 * c-typeck.c (digest_init): Check for initializing an array with a
21006 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21009 * c-semantics.c (pop_stmt_list): Propagate
21010 STATEMENT_LIST_HAS_LABEL to parent statement list.
21012 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21014 * config/mips/mips.h (mips_tune_attr): New macro.
21015 * config/mips/mips.md (cpu): Use it.
21017 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21020 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21023 2009-04-19 Diego Novillo <dnovillo@google.com>
21025 * toplev.c (compile_file): Move call to coverage_finish ...
21026 * cgraphunit.c (ipa_passes): ... here.
21027 Call cgraph_process_new_functions.
21028 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21029 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21031 2009-04-19 Jan Hubicka <jh@suse.cz>
21033 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21035 (dump_cgraph_node): Dump can throw external flag.
21036 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21038 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21042 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21043 * common.opt (Wlogical-op): Move from here...
21044 * c.opt (Wlogical-op): ... to here.
21045 * c-typeck.c (parser_build_binary_op): Update call to
21046 warn_logical_operator.
21047 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21049 * c-common.c (warn_logical_op): Update.
21050 * c-common.h (warn_logical_op): Update declaration.
21052 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21054 * tree.c (protected_set_expr_location): Fix formatting.
21056 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21059 * c-typeck.c (readonly_warning): new.
21060 (build_unary_op, build_modify_expr): Use readonly_warning for
21061 storing into something readonly but not const-qualified.
21063 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21066 * c-typeck.c (build_unary_op): Check for taking address of
21067 expression of type void.
21069 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21072 * c-typeck.c (build_function_call): Check for calling a function
21073 with qualified void return types. Call require_complete_type when
21076 2009-04-18 Jan Hubicka <jh@suse.cz>
21078 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21080 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21081 can_throw_external flag.
21082 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21083 * ipa-pure-const.c (ignore_edge): New function.
21084 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21085 only over can_throw_external edges.
21086 (local_pure_const): Add nothrow flag.
21087 * ipa-utils.c (searchc): Add ignore_edge callback.
21088 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21089 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21090 (set_nothrow_function_flags): Update cgraph.
21091 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21093 2009-04-18 Richard Guenther <rguenther@suse.de>
21095 PR middle-end/39804
21096 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21097 (fold_stmt): ... this and ...
21098 (fold_stmt_inplace): ... this.
21099 (fold_stmt_1): Fold references in calls and asms.
21100 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21102 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21104 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21105 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21107 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21109 * tree.c (function_args_count): Remove.
21110 * tree.h: Remove the prototype for function_args_count.
21112 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21114 * tree-iterator.c (expr_only): Remove.
21115 * tree.h: Remove the prototype for expr_only.
21117 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21119 * reginfo.c (cannot_change_mode_set_regs): Remove.
21120 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21122 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21124 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21125 whether operands 0 and 1 overlaps.
21127 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21129 PR middle-end/36902
21130 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21131 pointer. Use warning_at instead of warning.
21132 (search_for_addr_array): Likewise.
21133 (check_array_bounds): Likewise.
21134 (check_all_array_refs): Check that the incoming edge is not in the
21135 list of edges to be removed.
21136 (check_all_array_refs): Avoid the temporal pointer.
21137 (vrp_visit_cond_stmt): Fix typo.
21138 (simplify_switch_using_ranges): Handle the case where the switch
21139 index is an integer constant.
21141 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21143 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21145 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21147 * doc/extend.texi, doc/invoke.texi: Fix typos.
21149 2009-04-17 Cary Coutant <ccoutant@google.com>
21151 * tree-flow-inline.h (get_lineno): Fix inverted test.
21153 2009-04-17 Diego Novillo <dnovillo@google.com>
21155 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21156 assertion for AVAIL_OUT.
21158 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21161 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21162 * config/sh/linux-atomic.asm: Likewise.
21164 2009-04-17 Diego Novillo <dnovillo@google.com>
21166 * except.c (debug_eh_tree): New.
21167 (struct eh_region, struct eh_status): Move ...
21168 * except.h: ... here.
21169 (add_type_for_runtime): Declare extern.
21170 (lookup_type_for_runtime): Likewise.
21171 (debug_eh_tree): Declare.
21172 * Makefile.in (GTFILES): List except.h before except.c
21174 2009-04-17 Diego Novillo <dnovillo@google.com>
21176 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21177 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21178 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21179 (find_vars_r): ... here.
21180 * tree-flow.h (find_referenced_vars_in): Declare.
21181 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21182 that AVAIL_OUT exists for BLOCK.
21183 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21184 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21185 (tree-parloops.o): Likewise.
21187 2009-04-17 Simon Baldwin <simonb@google.com>
21189 * toplev.c (default_tree_printer): Add handling for %E format.
21191 2009-04-17 Diego Novillo <dnovillo@google.com>
21193 * tree-pretty-print.c (dump_generic_node): Add break after
21194 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21195 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21196 FUNCTION_TYPE together. Call print_struct_decl when printing
21197 structures and TDF_SLIM is not given.
21198 (print_struct_decl): Fix logic for detecting recursion.
21200 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21203 * gcc.c (create_at_file): New.
21204 (compile_input_file_p): New.
21205 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21206 * main.c (main): Update call to toplev_main.
21207 * toplev.c (toplev_main): Change signature. Call expandargv.
21208 * toplev.h (toplev_main): Change signature.
21210 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21212 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21213 if the latter is not constant.
21215 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21217 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21219 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21221 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21222 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21224 2009-04-17 Richard Guenther <rguenther@suse.de>
21226 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21227 Handle component references view-converting an invariant address.
21229 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21231 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21232 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21233 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21234 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21235 Use @deftypevr rather than @deftypevar.
21237 2009-04-17 Richard Guenther <rguenther@suse.de>
21239 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21240 (get_prop_source_stmt): Likewise.
21241 (can_propagate_from): Likewise.
21243 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21245 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21246 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21247 (--with-multilib-list): Add default value.
21248 * configure: Regenerate.
21249 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21250 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21251 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21252 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21253 Don't add default cpu to multilib list unnecessarily, but do enable
21254 the relevant compiler option..
21255 Add support for --with-multilib-list=<blank> and
21256 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21257 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21258 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21259 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21260 TM_MULTILIB_CONFIG.
21261 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21262 (MULTILIB_OSDIRNAMES): New variable.
21263 * config/sh/t-1e: Delete file.
21264 * config/sh/t-mlib-sh1: Delete file.
21265 * config/sh/t-mlib-sh2: Delete file.
21266 * config/sh/t-mlib-sh2a: Delete file.
21267 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21268 * config/sh/t-mlib-sh2a-single: Delete file.
21269 * config/sh/t-mlib-sh2a-single-only: Delete file.
21270 * config/sh/t-mlib-sh2e: Delete file.
21271 * config/sh/t-mlib-sh3e: Delete file.
21272 * config/sh/t-mlib-sh4: Delete file.
21273 * config/sh/t-mlib-sh4-nofpu: Delete file.
21274 * config/sh/t-mlib-sh4-single: Delete file.
21275 * config/sh/t-mlib-sh4-single-only: Delete file.
21276 * config/sh/t-mlib-sh4a: Delete file.
21277 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21278 * config/sh/t-mlib-sh4a-single: Delete file.
21279 * config/sh/t-mlib-sh4a-single-only: Delete file.
21280 * config/sh/t-mlib-sh4al: Delete file.
21281 * config/sh/t-mlib-sh5-32media: Delete file.
21282 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21283 * config/sh/t-mlib-sh5-64media: Delete file.
21284 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21285 * config/sh/t-mlib-sh5-compact: Delete file.
21286 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21287 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21288 * doc/install.texi (Options specification): Add
21289 --with-multilib-list and --with-endian.
21291 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21293 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21295 (OBJS-common): Add plugin-version.o.
21296 (plugin-version.o): New.
21297 * gcc-plugin.h (plugin_gcc_version): New.
21298 (plugin_default_version_check): New.
21299 (plugin_init_func, plugin_init): Add version argument.
21300 * plugin-version.c: New.
21301 * plugin.c (str_plugin_gcc_version_name): New.
21302 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21303 pass it to the init function.
21304 (plugin_default_version_check): New.
21306 2009-04-17 Richard Guenther <rguenther@suse.de>
21308 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21309 for decl-vs-decl disambiguation.
21311 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21313 * config/s390/s390.h (s390_tune_attr): New macro definition.
21314 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21316 2009-04-17 Richard Guenther <rguenther@suse.de>
21318 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21319 (fold_stmt_r): Likewise.
21320 (maybe_fold_reference): New function.
21321 (fold_gimple_assign): Handle cases fold_stmt_r did.
21322 (fold_stmt): Do not use fold_stmt_r.
21323 (fold_stmt_inplace): Likewise.
21325 2009-04-17 Richard Guenther <rguenther@suse.de>
21327 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21328 (record_equivalences_from_stmt): Remove useless checks and
21330 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21331 the type is already suitable.
21333 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21335 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21337 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21339 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21340 (CMPtype): Define as __gcc_CMPtype.
21342 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21344 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21345 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21347 2009-04-17 Richard Guenther <rguenther@suse.de>
21349 PR tree-optimization/39746
21350 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21351 special-casing for builtins and static variable use/def.
21352 (call_may_clobber_ref_p_1): Likewise.
21354 2009-04-16 Ian Lance Taylor <iant@google.com>
21356 * df.h: Include "timevar.h".
21357 (struct df_problem): Change tv_id field to timevar_id_t.
21358 * tree-pass.h: Include "timevar.h".
21359 (struct opt_pass): Change tv_id field to timevar_id_t.
21360 * timevar.h (timevar_id_t): Define TV_NONE.
21361 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21362 TV_NONE rather than tv_id != 0.
21363 (execute_one_pass): Likewise.
21364 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21365 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21366 dependencies to $(TREE_PASS_H).
21367 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21369 (pass_branch_target_load_optimize2): Likewise.
21370 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21371 (pass_outof_cfg_layout_mode): Likewise.
21372 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21373 (pass_rebuild_cgraph_edges): Likewise.
21374 (pass_remove_cgraph_callee_edges): Likewise.
21375 * df-core.c (pass_df_initialize_opt): Likewise.
21376 (pass_df_initialize_no_opt): Likewise.
21377 (pass_df_finish): Likewise.
21378 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21379 * except.c (pass_set_nothrow_function_flags): Likewise.
21380 (pass_convert_to_eh_region_ranges): Likewise.
21381 * final.c (pass_compute_alignments): Likewise.
21382 * function.c (pass_instantiate_virtual_regs): Likewise.
21383 (pass_init_function): Likewise.
21384 (pass_leaf_regs): Likewise.
21385 (pass_match_asm_constraints): Likewise.
21386 * gimple-low.c (pass_lower_cf): Likewise.
21387 (pass_mark_used_blocks): Likewise.
21388 * init-regs.c (pass_initialize_regs): Likewise.
21389 * integrate.c (pass_initial_value_sets): Likewise.
21390 * ira.c (pass_ira): Likewise.
21391 * jump.c (pass_cleanup_barriers): Likewise.
21392 * omp-low.c (pass_expand_omp): Likewise.
21393 (pass_lower_omp): Likewise.
21394 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21395 * recog.c (pass_split_all_insns): Likewise.
21396 (pass_split_after_reload): Likewise.
21397 (pass_split_before_regstack): Likewise.
21398 (pass_split_before_sched2): Likewise.
21399 (pass_split_for_shorten_branches): Likewise.
21400 * reginfo.c (pass_reginfo_init): Likewise.
21401 (pass_subregs_of_mode_init): Likewise.
21402 (pass_subregs_of_mode_finish): Likewise.
21403 * passes.c (pass_postreload): Likewise.
21404 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21405 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21406 (pass_warn_function_return): Likewise.
21407 (pass_warn_function_noreturn): Likewise.
21408 * tree-complex.c (pass_lower_complex): Likewise.
21409 (pass_lower_complex_O0): Likewise.
21410 * tree-if-conv.c (pass_if_conversion): Likewise.
21411 * tree-into-ssa.c (pass_build_ssa): Likewise.
21412 * tree-mudflap.c (pass_mudflap_1): Likewise.
21413 (pass_mudflap_2): Likewise.
21414 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21415 (pass_mudflap_2): Likewise.
21416 * tree-nrv.c (pass_return_slot): Likewise.
21417 * tree-object-size.c (pass_object_sizes): Likewise.
21418 * tree-optimize.c (pass_all_optimizations): Likewise.
21419 (pass_early_local_passes): Likewise.
21420 (pass_all_early_optimizations): Likewise.
21421 (pass_cleanup_cfg): Likewise.
21422 (pass_cleanup_cfg_post_optimizing): Likewise.
21423 (pass_free_datastructures): Likewise.
21424 (pass_free_cfg_annotations): Likewise.
21425 (pass_fixup_cfg): Likewise.
21426 (pass_init_datastructures): Likewise.
21427 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21428 (pass_late_warn_uninitialized): Likewise.
21429 (pass_update_address_taken): Likewise.
21430 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21431 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21432 (pass_cse_sincos): Likewise.
21433 (pass_convert_to_rsqrt): Likewise.
21434 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21435 * tree-stdarg.c (pass_stdarg): Likewise.
21436 * tree-tailcall.c (pass_tail_recursion): Likewise.
21437 (pass_tail_calls): Likewise.
21438 * tree-vect-generic.c (pass_lower_vector): Likewise.
21439 (pass_lower_vector_ssa): Likewise.
21440 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21442 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21444 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21446 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21448 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21449 logical and signext.
21451 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21454 * config/sh/predicates.md (arith_operand): Check if the operand
21455 of TRUNCATE is a REG.
21457 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21459 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21460 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21462 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21464 * tree-iterator.c (tsi_split_statement_list_after,
21465 tsi_split_statement_list_before): Remove.
21466 * tree-iterator.h: Remove the prototypes for
21467 tsi_split_statement_list_after and tsi_split_statement_list_before.
21469 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21471 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21472 * tree-ssa-propagate.h: Remove the prototype for
21473 stmt_makes_single_load.
21475 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21477 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21478 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21480 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21482 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21484 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21486 * except.c (eh_region_outer_p): Remove.
21487 * except.h: Remove the prototype for eh_region_outer_p.
21489 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21491 * function.c (current_function_assembler_name): Remove.
21492 * function.h: Remove the prototype for
21493 current_function_assembler_name.
21495 2009-04-16 Ian Lance Taylor <iant@google.com>
21497 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21498 (add_reg_note): Call alloc_reg_note.
21499 * rtl.h (alloc_reg_note): Declare.
21500 * combine.c (try_combine): Use alloc_reg_note.
21501 (recog_for_combine, move_deaths): Likewise.
21502 (distribute_notes): Use alloc_reg_note and add_reg_note.
21503 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21504 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21505 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21507 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21509 PR rtl-optimization/39762
21510 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21511 ira_may_move_out_cost): Add comments about way of their usage.
21512 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21514 * ira-conflicts.c (process_regs_for_copy): Use function
21515 ira_get_register_move_cost instead of global
21516 ira_register_move_cost.
21518 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21519 color_pass, move_spill_restore, update_curr_costs): Ditto.
21521 * ira-lives.c (process_single_reg_class_operands): Ditto.
21523 * ira-emit.c (emit_move_list): Ditto.
21525 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21526 (record_reg_classes): Ditto. Use functions
21527 ira_get_register_move_cost and ira_get_may_move_cost instead of
21528 global vars ira_register_move_cost, ira_may_move_out_cost and
21529 ira_may_move_in_cost.
21530 (record_address_regs): Don't call ira_init_register_move_cost.
21531 Use function ira_get_may_move_cost instead of global
21532 ira_may_move_in_cost.
21533 (process_bb_node_for_hard_reg_moves): Use function
21534 ira_get_register_move_cost instead of global ira_register_move_cost.
21535 (ira_costs): Don't call ira_init_register_move_cost.
21537 2009-04-16 Richard Guenther <rguenther@suse.de>
21539 * tree-cfg.c (verify_gimple_assign_binary):
21540 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21541 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21542 (create_general_new_stmt): Note that this function is broken.
21544 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21546 * common.opt (fhelp): Add Var(help_flag).
21547 * gcc-plugin.h (plugin_info): Add help.
21548 * plugin.c (plugin_name_args): Add help.
21549 (register_plugin_info): Set plugin->help.
21550 (print_help_one_plugin): New.
21551 (print_plugins_help): New.
21552 * plugin.h (print_plugins_help): New.
21553 * toplev.c (toplev_main): Call print_plugins_help if needed.
21555 2009-04-16 Richard Guenther <rguenther@suse.de>
21557 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21558 (gimple_ior_addresses_taken_1): New function.
21559 (gimple_ior_addresses_taken): Likewise.
21560 * gimple.h (struct gimple_statement_with_ops_base): Remove
21561 addresses_taken member.
21562 (gimple_ior_addresses_taken): Declare.
21563 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21564 gimple_set_addresses_taken): Remove.
21565 * ipa-reference.c (mark_address): New function.
21566 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21567 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21568 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21569 (gimple_add_to_addresses_taken): Remove.
21570 (get_tmr_operands): Call mark_address_taken.
21571 (get_asm_expr_operands): Likewise.
21572 (get_expr_operands): Likewise.
21573 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21574 (free_stmt_operands): Do not free it.
21575 * tree-ssa.c (delete_tree_ssa): Likewise.
21576 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21578 2009-04-16 Richard Guenther <rguenther@suse.de>
21580 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21581 (walk_stmt_load_store_ops): Likewise.
21582 * gimple.c (get_base_loadstore): New function.
21583 (walk_stmt_load_store_addr_ops): Likewise.
21584 (walk_stmt_load_store_ops): Likewise.
21585 * ipa-pure-const.c (check_op): Simplify.
21586 (check_load, check_store): New functions.
21587 (check_stmt): Use walk_stmt_load_store_ops.
21588 * ipa-reference.c (mark_load): Adjust signature.
21589 (mark_store): Likewise.
21590 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21592 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21594 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21595 (plugin_info): New.
21596 * opts.c (common_handle_option): Don't call print_version.
21597 * plugin.c (plugin_name_args): Add version.
21598 (register_plugin_info): New.
21599 (register_callback): Handle PLUGIN_INFO.
21600 (try_init_one_plugin): New.
21601 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21603 (finalize_one_plugin): New.
21604 (finalize_plugins): New.
21605 (print_one_plugin): New.
21606 (print_plugins_versions): New.
21607 * plugin.h (print_plugins_versions): New.
21608 (finalize_plugins): New.
21609 * toplev.c (compile_file): Don't call initialize_plugins.
21610 (print_version): Call print_plugins_versions.
21611 (toplev_main): Call initialize_plugins. Print version if needed.
21612 Call finalize_plugins.
21614 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21616 * common.opt (fversion): New.
21617 * gcc.c (print_version): New.
21618 (process_command): Don't print the version. Just set print_version.
21619 (main): Print version. Call subprocesses if print_version and
21620 verbose_flag are set.
21621 * opts.c (common_handle_option): Handle OPT_fversion.
21623 2009-04-16 Richard Guenther <rguenther@suse.de>
21624 Ira Rosen <irar@il.ibm.com>
21626 PR tree-optimization/39698
21627 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21628 type of the reduction variable. Only generate the def if
21631 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21632 make sure to first convert to an integer of the same precision.
21633 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21634 the type of the evolution correctly in computing the new
21635 induction variable base.
21637 2009-04-16 Richard Guenther <rguenther@suse.de>
21639 PR middle-end/39625
21640 * tree-cfg.c (make_blocks): Split statements with to-be
21641 abnormal SSA names on the lhs.
21643 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21645 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21646 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21647 * c-typeck.c (really_start_incremental_init): Likewise.
21648 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21649 (TARGET_INITIALIZER): Remove it.
21650 * target.h (struct target): Remove vector_opaque_p.
21651 * tree.c (build_opaque_vector_type): New.
21652 * tree.h (TYPE_VECTOR_OPAQUE): New.
21653 (build_opaque_vector_type): Declare.
21654 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21655 * config/rs6000/rs6000.c (build_opaque_vector_type,
21656 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21657 (rs6000_init_builtins): Use build_opaque_vector_type for
21658 opaque_V4SI_type_node.
21660 2009-04-15 Catherine Moore <clm@codesourcery.com>
21662 * debug.h (set_name): Declare.
21663 * dwarf2out.c (dwarf2out_set_name): Declare.
21664 (dwarf2_debug_hooks): Add set_name.
21665 (find_AT_string): New.
21666 (add_AT_string): Call find_AT_string.
21667 (dwarf2out_set_name): New.
21668 * cp/decl.c (grokdeclarator): Call set_name.
21669 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21670 * debug.c (do_nothing_debug_hooks): Likewise.
21671 * dbxout.c (dbx_debug_hooks): Likewise.
21672 * sdbout.c (sdb_debug_hooks): Likewise.
21674 2009-04-15 Michael Eager <eager@eagercon.com>
21676 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21677 reg for single-precision FPU.
21678 * config/rs6000/rs6000.md (movsi_internal1): Only for
21679 !TARGET_SINGLE_FPU.
21680 (movsi_internal1_single): New. Add pattern to move SI values to/from
21681 single-precision FP regs.
21683 2009-04-15 Richard Guenther <rguenther@suse.de>
21685 * omp-low.c (lower_rec_input_clauses): Build correct address
21687 (expand_omp_for_generic): Fix multiplication type.
21688 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21689 (generate_memset_zero): Fix types.
21690 * tree-profile.c (prepare_instrumented_value): Correctly
21693 2009-04-15 Ian Lance Taylor <iant@google.com>
21695 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21696 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21697 for -Wall and for -Wc++-compat.
21698 (c_common_post_options): For C++, set warn_enum_compare if not
21700 * c-tree.h (struct c_expr): Add field original_type.
21701 (build_external_ref): Update declaration.
21702 * c-parser.c (c_parser_braced_init): Set original_type.
21703 (c_parser_initelt): Likewise.
21704 (c_parser_expr_no_commas): Likewise.
21705 (c_parser_conditional_expression): Likewise.
21706 (c_parser_cast_expression): Likewise.
21707 (c_parser_unary_expression): Likewise. Pull setting of
21708 original_code to top of function.
21709 (c_parser_sizeof_expression): Set original_type.
21710 (c_parser_alignof_expression): Likewise.
21711 (c_parser_postfix_expression): Likewise. Pull setting of
21712 original_code to top of function.
21713 (c_parser_postfix_expression_after_paren_type): Set original_type.
21714 (c_parser_postfix_expression_after_primary): Likewise.
21715 (c_parser_expression): Likewise.
21716 * c-typeck.c (build_external_ref): Add type parameter. Change all
21718 (c_expr_sizeof_expr): Set original_type field.
21719 (parser_build_unary_op): Likewise.
21720 (parser_build_binary_op): Likewise. Optionally warn about
21721 comparisons of enums of different types.
21722 (digest_init): Set original_type field.
21723 (really_start_incremental_init): Likewise.
21724 (push_init_level, pop_init_level): Likewise.
21725 * doc/invoke.texi (Warning Options): -Wenum-compare now
21728 2009-04-15 Richard Guenther <rguenther@suse.de>
21730 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21731 out a necessary conversion.
21732 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21733 names we didn't value number.
21734 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21736 2009-04-15 Richard Guenther <rguenther@suse.de>
21738 PR tree-optimization/39764
21739 * tree-ssa-ccp.c (get_value): Canonicalize value with
21740 canonicalize_float_value.
21742 2009-04-15 Jan Hubicka <jh@suse.cz>
21744 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21745 Wrong version of patch.
21747 2009-04-15 Jan Hubicka <jh@suse.cz>
21749 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21751 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21753 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21754 our distinct integral and vector types.
21756 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21758 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21759 * init.c (build_vtbl_address): Remove call to assemble_external.
21761 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21763 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21764 output for other floating point modes.
21766 2009-04-14 Diego Novillo <dnovillo@google.com>
21768 * diagnostic.c (diagnostic_report_diagnostic): Do not
21769 warn about loaded plugins for DK_ERROR and DK_WARNING.
21770 * c-decl.c (declspecs_add_type): Move call to
21771 invoke_plugin_callbacks ...
21772 * c-parser.c (c_parser_declspecs): ... here.
21773 * plugin.c (dump_active_plugins): Tidy output.
21775 2009-04-14 Diego Novillo <dnovillo@google.com>
21776 Le-Chun Wu <lcwu@google.com>
21778 * configure.ac: Add --enable-plugin support.
21779 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21780 * Makefile.in (PLUGIN_H): Define.
21781 Export ENABLE_PLUGIN and GMPINC to site.exp.
21782 Add PLUGINLIBS to link command.
21783 Add/modify dependencies for plugin.o and files including plugin.h.
21785 * config.in: Regenerate.
21787 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21790 2009-04-14 Le-Chun Wu <lcwu@google.com>
21792 * tree-pass.h (register_one_dump_file): Add a prototype for
21793 register_one_dump_file.
21794 * toplev.c (compile_file): Call initialize_plugins.
21795 (do_compile): Call invoke_plugin_callbacks.
21796 (toplev_main): Call invoke_plugin_callbacks.
21797 * common.opt: Add -fplugin= and -fplugin-arg-.
21798 * gcc-plugin.h: New public header file for plugins to include.
21799 * plugin.c: New source file.
21800 * plugin.h: New internal header file.
21801 * passes.c (register_one_dump_file): Make it external.
21803 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21805 2009-04-14 Diego Novillo <dnovillo@google.com>
21807 * doc/plugins.texi: New.
21808 * doc/gccint.texi: Add reference to Plugins chapter.
21809 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21810 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21811 loaded plugins, if any.
21812 * timevar.def (TV_PLUGIN_INIT): Define.
21813 (TV_PLUGIN_RUN): Define.
21814 * plugin.c: Include timevar.h
21815 (plugins_active_p): New.
21816 (dump_active_plugins): New.
21817 (debug_active_plugins): New.
21819 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21821 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21823 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21825 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21827 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21828 the same as a minus without a shift.
21830 2009-04-14 Nick Clifton <nickc@redhat.com>
21832 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21833 comparisons with small integers will always produce a short
21836 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21839 2008-12-19 Diego Novillo <dnovillo@google.com>
21841 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21843 2009-04-14 Richard Guenther <rguenther@suse.de>
21845 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21847 (verify_gimple_assign_binary): Likewise. Handle shifts and
21849 (verify_gimple_phi): Print the mismatched argument position.
21850 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21852 (vect_update_init_of_dr): Likewise.
21853 * matrix-reorg.c (transform_access_sites): Do what the
21855 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21857 2009-04-13 Michael Eager <eager@eagercon.com>
21859 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21860 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21861 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21862 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21863 remove duplicate config
21865 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21867 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21868 file_name:line_number type locator of the call site.
21870 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21872 * genautomata.c: Put blank after comma.
21873 (automaton_decls): New.
21874 (struct unit_usage): Add comments to member next.
21875 (store_alt_unit_usage): Keep the list ordered.
21876 (unit_present_on_list_p, equal_alternatives_p): New.
21877 (check_regexp_units_distribution): Check units distribution
21878 correctness correctly.
21879 (main): Don't write automata if error is found. Return correct
21882 * config/m68k/cf.md (cfv4_ds): Remove.
21883 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21884 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21886 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21887 power4-load-ext, power4-store, power4-store-update,
21888 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21889 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21890 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21891 power4-sqrt, power4-isync): Modify reservation to make correct
21892 unit distribution to automata.
21894 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21895 power5-store-update, power5-two, power5-three, power5-lmul,
21896 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21898 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21900 * except.c (pass_set_nothrow_function_flags): Set name and add
21902 (set_nothrow_function_flags): Mention in the dump file when
21903 changing a function to nothrow.
21905 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21908 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21909 instead of unsigned long.
21911 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21913 * config/arm/arm.c (return_used_this_function): Remove.
21914 (arm_output_function_prologue): Remove use of
21915 return_used_this_function.
21916 (output_return_instruction): Replace use of
21917 return_used_this_function
21918 by cfun->machine->return_used_this_function.
21919 (arm_output_epilogue): Likewise.
21920 (arm_output_function_epilogue): Likewise.
21921 (thumb_unexpanded_epilogue): Likewise.
21922 * config/arm/arm.h (struct machine_function):
21923 New member return_used_this_function.
21925 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21927 * doc/install.texi: Correct description of default directory for
21928 --with-gxx-include-dir.
21930 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21932 * fold-const.c (build_range_check): Properly deal with enumeral and
21933 boolean base types.
21935 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21937 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21938 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21939 * params.h (MAX_GCSE_PASSES): Remove.
21940 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21941 in sequence. Remove ability to run multiple passes.
21942 (bypass_jumps): Report run as third CPROP pass.
21944 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21946 PR middle-end/39651
21947 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21948 when deciding whether the whole SEQUENCE can throw.
21950 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21953 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21954 offseted label references.
21956 2009-04-11 Jan Hubicka <jh@suse.cz>
21958 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21960 2009-04-11 Richard Guenther <rguenther@suse.de>
21962 PR middle-end/39732
21963 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21964 return variables as TREE_ADDRESSABLE.
21966 2009-04-11 Richard Guenther <rguenther@suse.de>
21968 PR tree-optimization/39713
21969 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21970 reference trees have SSA_NAME operands.
21972 2009-04-11 Richard Guenther <rguenther@suse.de>
21975 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21976 address expressions.
21978 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21980 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21981 match changes in Cygwin 1.7
21982 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21983 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21985 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21987 PR tree-optimization/39701
21988 * doc/invoke.texi (Optimization Options): Document change in
21989 meaning and initialization of -fdelete-null-pointer-checks.
21991 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21993 PR middle-end/39701
21994 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21996 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21999 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22001 2009-04-10 Chao-ying Fu <fu@mips.com>
22003 * doc/tm.texi (Instruction Output): Document
22004 TARGET_ASM_FINAL_POSTSCAN_INSN.
22005 * target.h (final_postscan_insn): New field in asm_out.
22006 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22007 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22008 * final.c (final_scan_insn): Call
22009 targetm.asm_out.final_postscan_insn after outputting
22010 an asm macro and a normal instruction.
22012 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22013 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22014 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22015 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22016 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22018 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22020 PR middle-end/39701
22021 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22022 variables as non-NULL even with -fdelete-null-pointer-checks.
22024 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22026 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22028 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22031 * config/i386/i386.c (classify_argument): Handle SCmode with
22032 (bit_offset % 64) != 0.
22034 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22036 * doc/invoke.texi (Optimize Options): Add cross-reference to
22037 -Q --help=optimizers examples.
22039 2009-04-10 Ben Elliston <bje@au.ibm.com>
22042 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22043 regalign for the reg == fpr and TDmode case.
22045 2009-04-09 David Ayers <ayers@fsfe.org>
22048 * objc/objc-act.c (warn_with_method): Remove helper function.
22049 (check_duplicates): Call warning and inform directly.
22050 (really_start_method): Likewise.
22052 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22054 * expmed.c (expand_divmod): Always use a comparison for a division
22055 by a large unsigned integer.
22057 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22058 for things others than variables or functions as nonzero.
22060 2009-04-09 Nick Clifton <nickc@redhat.com>
22062 * unwind-compat.c: Change copyright header to refer to version
22063 3 of the GNU General Public License with version 3.1 of the
22064 GCC Runtime Library Exception and to point readers at the
22065 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22066 * config/alpha/crtfastmath.c: Likewise.
22067 * config/alpha/linux-unwind.h: Likewise.
22068 * config/alpha/qrnnd.asm: Likewise.
22069 * config/alpha/vms-crt0-64.c: Likewise.
22070 * config/alpha/vms-crt0.c: Likewise.
22071 * config/alpha/vms-dwarf2.asm: Likewise.
22072 * config/alpha/vms-dwarf2eh.asm: Likewise.
22073 * config/alpha/vms-psxcrt0-64.c: Likewise.
22074 * config/alpha/vms-psxcrt0.c: Likewise.
22075 * config/alpha/vms_tramp.asm: Likewise.
22076 * config/arc/initfini.c: Likewise.
22077 * config/arc/lib1funcs.asm: Likewise.
22078 * config/arm/bpabi-v6m.S: Likewise.
22079 * config/arm/bpabi.S: Likewise.
22080 * config/arm/bpabi.c: Likewise.
22081 * config/arm/crti.asm: Likewise.
22082 * config/arm/crtn.asm: Likewise.
22083 * config/arm/ieee754-df.S: Likewise.
22084 * config/arm/ieee754-sf.S: Likewise.
22085 * config/arm/lib1funcs.asm: Likewise.
22086 * config/arm/libunwind.S: Likewise.
22087 * config/arm/linux-atomic.c: Likewise.
22088 * config/arm/mmintrin.h: Likewise.
22089 * config/arm/pr-support.c: Likewise.
22090 * config/arm/unaligned-funcs.c: Likewise.
22091 * config/arm/unwind-arm.c: Likewise.
22092 * config/arm/unwind-arm.h: Likewise.
22093 * config/avr/libgcc.S: Likewise.
22094 * config/bfin/crti.s: Likewise.
22095 * config/bfin/crtlibid.s: Likewise.
22096 * config/bfin/crtn.s: Likewise.
22097 * config/bfin/lib1funcs.asm: Likewise.
22098 * config/bfin/linux-unwind.h: Likewise.
22099 * config/cris/arit.c: Likewise.
22100 * config/cris/cris_abi_symbol.c: Likewise.
22101 * config/darwin-64.c: Likewise.
22102 * config/darwin-crt2.c: Likewise.
22103 * config/darwin-crt3.c: Likewise.
22104 * config/darwin.h: Likewise.
22105 * config/dbxelf.h: Likewise.
22106 * config/dfp-bit.c: Likewise.
22107 * config/dfp-bit.h: Likewise.
22108 * config/elfos.h: Likewise.
22109 * config/fixed-bit.c: Likewise.
22110 * config/fixed-bit.h: Likewise.
22111 * config/fp-bit.c: Likewise.
22112 * config/fp-bit.h: Likewise.
22113 * config/fr30/crti.asm: Likewise.
22114 * config/fr30/crtn.asm: Likewise.
22115 * config/fr30/lib1funcs.asm: Likewise.
22116 * config/freebsd-spec.h: Likewise.
22117 * config/frv/cmovd.c: Likewise.
22118 * config/frv/cmovh.c: Likewise.
22119 * config/frv/cmovw.c: Likewise.
22120 * config/frv/frvbegin.c: Likewise.
22121 * config/frv/frvend.c: Likewise.
22122 * config/frv/lib1funcs.asm: Likewise.
22123 * config/glibc-stdint.h: Likewise.
22124 * config/h8300/clzhi2.c: Likewise.
22125 * config/h8300/crti.asm: Likewise.
22126 * config/h8300/crtn.asm: Likewise.
22127 * config/h8300/ctzhi2.c: Likewise.
22128 * config/h8300/fixunssfsi.c: Likewise.
22129 * config/h8300/lib1funcs.asm: Likewise.
22130 * config/h8300/parityhi2.c: Likewise.
22131 * config/h8300/popcounthi2.c: Likewise.
22132 * config/i386/ammintrin.h: Likewise.
22133 * config/i386/att.h: Likewise.
22134 * config/i386/avxintrin.h: Likewise.
22135 * config/i386/biarch64.h: Likewise.
22136 * config/i386/bmmintrin.h: Likewise.
22137 * config/i386/cpuid.h: Likewise.
22138 * config/i386/cross-stdarg.h: Likewise.
22139 * config/i386/crtfastmath.c: Likewise.
22140 * config/i386/crtprec.c: Likewise.
22141 * config/i386/cygming-crtbegin.c: Likewise.
22142 * config/i386/cygming-crtend.c: Likewise.
22143 * config/i386/cygwin.asm: Likewise.
22144 * config/i386/emmintrin.h: Likewise.
22145 * config/i386/gmm_malloc.h: Likewise.
22146 * config/i386/gthr-win32.c: Likewise.
22147 * config/i386/i386.h: Likewise.
22148 * config/i386/immintrin.h: Likewise.
22149 * config/i386/linux-unwind.h: Likewise.
22150 * config/i386/linux64.h: Likewise.
22151 * config/i386/mm3dnow.h: Likewise.
22152 * config/i386/mmintrin-common.h: Likewise.
22153 * config/i386/mmintrin.h: Likewise.
22154 * config/i386/nmmintrin.h: Likewise.
22155 * config/i386/pmm_malloc.h: Likewise.
22156 * config/i386/pmmintrin.h: Likewise.
22157 * config/i386/smmintrin.h: Likewise.
22158 * config/i386/sol2-c1.asm: Likewise.
22159 * config/i386/sol2-ci.asm: Likewise.
22160 * config/i386/sol2-cn.asm: Likewise.
22161 * config/i386/sol2-gc1.asm: Likewise.
22162 * config/i386/tmmintrin.h: Likewise.
22163 * config/i386/unix.h: Likewise.
22164 * config/i386/w32-unwind.h: Likewise.
22165 * config/i386/wmmintrin.h: Likewise.
22166 * config/i386/x86-64.h: Likewise.
22167 * config/i386/x86intrin.h: Likewise.
22168 * config/i386/xmmintrin.h: Likewise.
22169 * config/ia64/crtbegin.asm: Likewise.
22170 * config/ia64/crtend.asm: Likewise.
22171 * config/ia64/crtfastmath.c: Likewise.
22172 * config/ia64/crti.asm: Likewise.
22173 * config/ia64/crtn.asm: Likewise.
22174 * config/ia64/fde-glibc.c: Likewise.
22175 * config/ia64/lib1funcs.asm: Likewise.
22176 * config/ia64/linux-unwind.h: Likewise.
22177 * config/ia64/quadlib.c: Likewise.
22178 * config/ia64/unwind-ia64.c: Likewise.
22179 * config/linux.h: Likewise.
22180 * config/m32c/m32c-lib1.S: Likewise.
22181 * config/m32c/m32c-lib2-trapv.c: Likewise.
22182 * config/m32c/m32c-lib2.c: Likewise.
22183 * config/m32r/initfini.c: Likewise.
22184 * config/m68hc11/larith.asm: Likewise.
22185 * config/m68hc11/m68hc11-crt0.S: Likewise.
22186 * config/m68k/cf.md: Likewise.
22187 * config/m68k/crti.s: Likewise.
22188 * config/m68k/crtn.s: Likewise.
22189 * config/m68k/lb1sf68.asm: Likewise.
22190 * config/m68k/linux-unwind.h: Likewise.
22191 * config/mcore/crti.asm: Likewise.
22192 * config/mcore/crtn.asm: Likewise.
22193 * config/mcore/lib1.asm: Likewise.
22194 * config/mips/linux-unwind.h: Likewise.
22195 * config/mips/loongson.h: Likewise.
22196 * config/mips/mips16.S: Likewise.
22197 * config/mmix/crti.asm: Likewise.
22198 * config/mmix/crtn.asm: Likewise.
22199 * config/pa/fptr.c: Likewise.
22200 * config/pa/hpux-unwind.h: Likewise.
22201 * config/pa/lib2funcs.asm: Likewise.
22202 * config/pa/linux-atomic.c: Likewise.
22203 * config/pa/linux-unwind.h: Likewise.
22204 * config/pa/milli64.S: Likewise.
22205 * config/pa/quadlib.c: Likewise.
22206 * config/pa/stublib.c: Likewise.
22207 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22208 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22209 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22210 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22211 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22212 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22213 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22214 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22215 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22216 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22217 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22218 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22219 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22220 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22221 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22222 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22223 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22224 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22225 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22226 * config/rs6000/750cl.h: Likewise.
22227 * config/rs6000/altivec.h: Likewise.
22228 * config/rs6000/biarch64.h: Likewise.
22229 * config/rs6000/crtresfpr.asm: Likewise.
22230 * config/rs6000/crtresgpr.asm: Likewise.
22231 * config/rs6000/crtresxfpr.asm: Likewise.
22232 * config/rs6000/crtresxgpr.asm: Likewise.
22233 * config/rs6000/crtsavfpr.asm: Likewise.
22234 * config/rs6000/crtsavgpr.asm: Likewise.
22235 * config/rs6000/darwin-asm.h: Likewise.
22236 * config/rs6000/darwin-fallback.c: Likewise.
22237 * config/rs6000/darwin-fpsave.asm: Likewise.
22238 * config/rs6000/darwin-ldouble.c: Likewise.
22239 * config/rs6000/darwin-tramp.asm: Likewise.
22240 * config/rs6000/darwin-unwind.h: Likewise.
22241 * config/rs6000/darwin-vecsave.asm: Likewise.
22242 * config/rs6000/darwin-world.asm: Likewise.
22243 * config/rs6000/e500crtres32gpr.asm: Likewise.
22244 * config/rs6000/e500crtres64gpr.asm: Likewise.
22245 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22246 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22247 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22248 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22249 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22250 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22251 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22252 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22253 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22254 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22255 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22256 * config/rs6000/eabi-ci.asm: Likewise.
22257 * config/rs6000/eabi-cn.asm: Likewise.
22258 * config/rs6000/eabi.asm: Likewise.
22259 * config/rs6000/linux-unwind.h: Likewise.
22260 * config/rs6000/linux64.h: Likewise.
22261 * config/rs6000/paired.h: Likewise.
22262 * config/rs6000/paired.md: Likewise.
22263 * config/rs6000/ppc64-fp.c: Likewise.
22264 * config/rs6000/ppu_intrinsics.h: Likewise.
22265 * config/rs6000/rs6000.h: Likewise.
22266 * config/rs6000/si2vmx.h: Likewise.
22267 * config/rs6000/sol-ci.asm: Likewise.
22268 * config/rs6000/sol-cn.asm: Likewise.
22269 * config/rs6000/spe.h: Likewise.
22270 * config/rs6000/spu2vmx.h: Likewise.
22271 * config/rs6000/sysv4.h: Likewise.
22272 * config/rs6000/tramp.asm: Likewise.
22273 * config/rs6000/vec_types.h: Likewise.
22274 * config/s390/linux-unwind.h: Likewise.
22275 * config/s390/tpf-unwind.h: Likewise.
22276 * config/score/crti.asm: Likewise.
22277 * config/score/crtn.asm: Likewise.
22278 * config/sh/crt1.asm: Likewise.
22279 * config/sh/crti.asm: Likewise.
22280 * config/sh/crtn.asm: Likewise.
22281 * config/sh/divtab-sh4-300.c: Likewise.
22282 * config/sh/divtab-sh4.c: Likewise.
22283 * config/sh/divtab.c: Likewise.
22284 * config/sh/lib1funcs-4-300.asm: Likewise.
22285 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22286 * config/sh/lib1funcs.asm: Likewise.
22287 * config/sh/lib1funcs.h: Likewise.
22288 * config/sh/linux-atomic.asm: Likewise.
22289 * config/sh/linux-unwind.h: Likewise.
22290 * config/sh/shmedia.h: Likewise.
22291 * config/sh/sshmedia.h: Likewise.
22292 * config/sh/ushmedia.h: Likewise.
22293 * config/sparc/crtfastmath.c: Likewise.
22294 * config/sparc/linux-unwind.h: Likewise.
22295 * config/sparc/sol2-c1.asm: Likewise.
22296 * config/sparc/sol2-ci.asm: Likewise.
22297 * config/sparc/sol2-cn.asm: Likewise.
22298 * config/spu/divmodti4.c: Likewise.
22299 * config/spu/divv2df3.c: Likewise.
22300 * config/spu/float_disf.c: Likewise.
22301 * config/spu/float_unsdidf.c: Likewise.
22302 * config/spu/float_unsdisf.c: Likewise.
22303 * config/spu/float_unssidf.c: Likewise.
22304 * config/spu/mfc_multi_tag_release.c: Likewise.
22305 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22306 * config/spu/mfc_tag_release.c: Likewise.
22307 * config/spu/mfc_tag_reserve.c: Likewise.
22308 * config/spu/mfc_tag_table.c: Likewise.
22309 * config/spu/multi3.c: Likewise.
22310 * config/spu/spu_internals.h: Likewise.
22311 * config/spu/spu_intrinsics.h: Likewise.
22312 * config/spu/spu_mfcio.h: Likewise.
22313 * config/spu/vec_types.h: Likewise.
22314 * config/spu/vmx2spu.h: Likewise.
22315 * config/stormy16/stormy16-lib2.c: Likewise.
22316 * config/svr4.h: Likewise.
22317 * config/sync.c: Likewise.
22318 * config/v850/lib1funcs.asm: Likewise.
22319 * config/vxlib-tls.c: Likewise.
22320 * config/vxlib.c: Likewise.
22321 * config/vxworks-dummy.h: Likewise.
22322 * config/xtensa/crti.asm: Likewise.
22323 * config/xtensa/crtn.asm: Likewise.
22324 * config/xtensa/ieee754-df.S: Likewise.
22325 * config/xtensa/ieee754-sf.S: Likewise.
22326 * config/xtensa/lib1funcs.asm: Likewise.
22327 * config/xtensa/lib2funcs.S: Likewise.
22328 * config/xtensa/linux-unwind.h: Likewise.
22329 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22330 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22331 * coretypes.h: Likewise.
22332 * crtstuff.c: Likewise.
22333 * defaults.h: Likewise.
22334 * dwarf2.h: Likewise.
22335 * emutls.c: Likewise.
22336 * gbl-ctors.h: Likewise.
22337 * gcov-io.h: Likewise.
22338 * ginclude/float.h: Likewise.
22339 * ginclude/iso646.h: Likewise.
22340 * ginclude/stdarg.h: Likewise.
22341 * ginclude/stdbool.h: Likewise.
22342 * ginclude/stddef.h: Likewise.
22343 * ginclude/stdfix.h: Likewise.
22344 * ginclude/stdint-gcc.h: Likewise.
22345 * ginclude/tgmath.h: Likewise.
22346 * gthr-aix.h: Likewise.
22347 * gthr-dce.h: Likewise.
22348 * gthr-gnat.c: Likewise.
22349 * gthr-gnat.h: Likewise.
22350 * gthr-lynx.h: Likewise.
22351 * gthr-mipssde.h: Likewise.
22352 * gthr-nks.h: Likewise.
22353 * gthr-posix.c: Likewise.
22354 * gthr-posix.h: Likewise.
22355 * gthr-posix95.h: Likewise.
22356 * gthr-rtems.h: Likewise.
22357 * gthr-single.h: Likewise.
22358 * gthr-solaris.h: Likewise.
22359 * gthr-tpf.h: Likewise.
22360 * gthr-vxworks.h: Likewise.
22361 * gthr-win32.h: Likewise.
22362 * gthr.h: Likewise.
22363 * libgcc2.c: Likewise.
22364 * libgcc2.h: Likewise.
22365 * libgcov.c: Likewise.
22366 * tsystem.h: Likewise.
22367 * typeclass.h: Likewise.
22368 * unwind-c.c: Likewise.
22369 * unwind-compat.h: Likewise.
22370 * unwind-dw2-fde-compat.c: Likewise.
22371 * unwind-dw2-fde-darwin.c: Likewise.
22372 * unwind-dw2-fde-glibc.c: Likewise.
22373 * unwind-dw2-fde.c: Likewise.
22374 * unwind-dw2-fde.h: Likewise.
22375 * unwind-dw2.c: Likewise.
22376 * unwind-dw2.h: Likewise.
22377 * unwind-generic.h: Likewise.
22378 * unwind-pe.h: Likewise.
22379 * unwind-sjlj.c: Likewise.
22380 * unwind.inc: Likewise.
22381 * config/arm/neon-gen.ml: Change generated copyright header to
22382 refer to version 3 of the GNU General Public License with
22383 version 3.1 of the GCC Runtime Library Exception and to point
22384 readers at the COPYING3 and COPYING3.RUNTIME files and the
22385 FSF's license web page.
22386 * config/arm/arm_neon.h: Regenerate.
22388 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22390 * config/cris/cris.md: Change copyright header to refer to version
22391 3 of the GNU General Public License.
22392 * doc/install.texi2html: Change copyright header to refer to version
22393 3 of the GNU General Public License and to point readers at the
22394 COPYING3 file and the FSF's license web page.
22395 * config/vax/linux.h: Likewise.
22397 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22399 * config/i386/i386.md (cmpcc): New.
22400 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22401 (sync_compare_and_swap_cc*): Delete.
22403 * config/s390/s390.c (s390_compare_emitted): Remove.
22404 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22405 s390_compare_emitted used to be handled. Assert that modes match.
22406 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22407 refer to sync_compare_and_swap_ccsi.
22408 * config/s390/s390.h (s390_compare_emitted): Remove.
22409 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22410 instead of s390_compare_emitted.
22411 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22412 instead of s390_compare_emitted.
22413 * config/s390/s390.md (cmpcc): New.
22414 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22415 CC_REGNUM, do not pretend it's set.
22416 (sync_compare_and_swap_cc*): Delete.
22417 * config/s390/predicates.md (cc_reg_operand): New.
22419 * expr.c (sync_compare_and_swap_cc): Delete.
22420 * optabs.h (sync_compare_and_swap_cc): Delete.
22421 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22422 is being used with can_compare_p.
22423 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22424 (find_cc_set): New.
22425 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22426 look for a MODE_CC set instead. Use emit_store_flag.
22427 (expand_compare_and_swap_loop): Likewise, with some additional
22428 complication to avoid a force_reg when useless. Use
22429 emit_cmp_and_jump_insns.
22430 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22431 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22432 sync_compare_and_swap documentation.
22434 2009-04-09 Jan Hubicka <jh@suse.cz>
22436 * except.c (find_prev_try): Break out from ....
22437 (duplicate_eh_regions): ... here; properly update prev_try pointers
22438 when duplication part of tree.
22439 (dump_eh_tree): Improve dumping.
22440 (verify_eh_region): New.
22441 (verify_eh_tree): Use it.
22443 2009-04-06 Richard Guenther <rguenther@suse.de>
22445 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22446 &ARRAY addresses by adjusting their types and prepending
22448 * tree-cfg.c (verify_gimple_assign_single): Verify that
22449 addresses are correct.
22451 2009-04-09 Richard Guenther <rguenther@suse.de>
22453 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22454 indices into an array reference if possible.
22455 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22456 Fold POINTER_PLUS_EXPR statements with invariant address.
22458 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22461 * config.gcc (powerpc64-*-linux*): Always build biarch.
22463 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22466 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22467 it and pedwarn if this results in an INTEGER_CST.
22469 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22471 * doc/install.texi: Update minimum GMP version. Remove obsolete
22472 text in MPFR section.
22474 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22476 * dwarf2out.c (class_scope_p): New static inline.
22477 (class_or_namespace_scope_p): Use it.
22478 (gen_variable_die): Use DW_TAG_member tag for static data member
22479 declarations instead of DW_TAG_variable.
22481 PR middle-end/39573
22482 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22485 2009-04-08 Richard Guenther <rguenther@suse.de>
22487 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22488 valueize random data.
22490 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22492 * config.gcc (aix tm_file): Add aix-stdint.h.
22493 (aix tm clause use_gcc_stdint): Set to wrap.
22494 * config/rs6000/aix-stdint.h: New file.
22496 2009-04-08 Richard Guenther <rguenther@suse.de>
22498 PR middle-end/36291
22499 * tree-dfa.c (add_referenced_var): Do not recurse into
22500 global initializers.
22501 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22503 (fold_const_aggregate_ref): Likewise.
22505 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22507 * recog.c (ordered_comparison_operator): New.
22508 * gensupport.c (std_preds): Add it.
22509 * doc/md.texi (Machine-Independent Predicates): Document it.
22511 2009-04-08 Jan Hubicka <jh@suse.cz>
22513 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22514 * function.h (rtl_eh): Remove exception_handler_label_map.
22515 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22516 remove_exception_handler_label, for_each_eh_label_1): Remove.
22517 (rtl_remove_unreachable_regions): Remove.
22518 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22519 (find_exception_handler_labels): Don't build the hashtable.
22520 (maybe_remove_eh_handler): Remove.
22521 (for_each_eh_label): Rewrite to walk the tree.
22522 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22523 * except.h (maybe_remove_eh_handler): Remove.
22524 * passes.c (init_optimization_passes): Schedule second EH cleanup
22526 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22527 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22529 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22531 * genoutput.c (validate_optab_operands): New.
22532 (gen_insn, gen_expand): Call it.
22534 * genflags.c (gen_insn): Detect misused iterators.
22535 (main): Pass line_no to gen_insn, exit with status 1 on error.
22537 * genextract.c (line_no): Make global.
22538 (VEC_safe_set_locstr): Change assertion to error message.
22539 (main): Exit with status 1 on error.
22541 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22545 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22546 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22547 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22548 * c-convert.c (convert): Do not call fold on results of conversion
22549 functions when the result is a C_MAYBE_CONST_EXPR.
22550 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22551 of __builtin_choose_expr.
22552 * c-typeck.c (remove_c_maybe_const_expr): New.
22553 (build_unary_op, build_conditional_expr, build_compound_expr,
22554 build_binary_op, c_objc_common_truthvalue_conversion): Call
22555 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22558 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22560 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22561 CODE to produce a new one. Add a prototype to use fold_convert_const
22563 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22566 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22567 mix declarations and code.
22569 2009-04-08 Ben Elliston <bje@au.ibm.com>
22571 * gcc.c: Replace `CC' with `GCC' throughout.
22573 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22575 * doc/invoke.texi: Document Atom support.
22577 2009-04-07 Jason Merrill <jason@redhat.com>
22580 * c-common.h, c-common.c: Add flag_pretty_templates.
22581 * c-opts.c (c_common_handle_option): Set it.
22582 * c.opt: Add -fno-pretty-templates.
22583 * doc/invoke.texi (C++ Dialect Options): Likewise.
22585 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22587 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22588 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22589 (ia64_expand_builtin): Likewise.
22591 2009-04-07 Martin Jambor <mjambor@suse.cz>
22593 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22594 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22595 ADDR_EXPRS are include too.
22597 2009-04-07 Richard Guenther <rguenther@suse.de>
22599 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22600 decls are only used if passes as parameters or if they are
22601 local statics and the call is not to a builtin.
22602 (call_may_clobber_ref_p_1): Likewise.
22604 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22606 * expr.c (do_store_flag): Remove last argument. Simplify code
22607 to avoid duplication of tests already done by can_compare_p.
22608 (expand_expr_real_1): Adjust caller.
22610 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22612 * optabs.c (can_compare_p): Test the predicate of a
22613 cbranch and cstore pattern.
22615 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22617 * expr.c (convert_move): Use emit_store_flag instead of
22620 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22622 * config/i386/i386.c (ix86_compare_emitted): Remove.
22623 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22624 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22625 * config/i386/i386.h (ix86_compare_emitted): Remove.
22626 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22627 instead of ix86_compare_emitted.
22628 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22630 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22632 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22633 Add t-sysroot-suffix to tmake_file.
22634 * config/print-sysroot-suffix.sh: New file.
22635 * config/t-sysroot-suffix: New file.
22637 2009-04-07 Ben Elliston <bje@au.ibm.com>
22639 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22640 as the latter produces a warning when the target does not support
22643 2009-04-07 Ben Elliston <bje@au.ibm.com>
22645 * dfp.c: Replace type punning assignments with memcpy throughout.
22646 * Makefile.in (dfp.o-warn): Remove.
22648 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22651 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22652 Include soft-fp/t-softfp after rs6000/t-linux64.
22654 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22656 * stor-layout.c (set_sizetype): Use the full precision of their
22657 machine mode for bitsize types.
22659 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22661 * config/i386/i386.md: Revert 2 accidental checkins.
22663 2009-04-06 Joey Ye <joey.ye@intel.com>
22664 Xuepeng Guo <xuepeng.guo@intel.com>
22665 H.J. Lu <hongjiu.lu@intel.com>
22667 Atom pipeline model, tuning and insn selection.
22668 * config.gcc (atom): Add atom config options and target.
22670 * config/i386/atom.md: New.
22672 * config/i386/i386.c (atom_cost): New cost.
22673 (m_ATOM): New macro flag.
22674 (initial_ix86_tune_features): Set m_ATOM.
22675 (x86_accumulate_outgoing_args): Likewise.
22676 (x86_arch_always_fancy_math_387): Likewise.
22677 (processor_target): Add Atom cost.
22678 (cpu_names): Add Atom cpu name.
22679 (override_options): Set Atom ISA.
22680 (ix86_issue_rate): New case PROCESSOR_ATOM.
22681 (ix86_adjust_cost): Likewise.
22683 * config/i386/i386.h (TARGET_ATOM): New target macro.
22684 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22685 (TARGET_OPT_AGU): New target option.
22686 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22687 (processor_type): Add PROCESSOR_ATOM.
22689 * config/i386/i386.md (cpu): Add new value "atom".
22690 (use_carry, movu): New attr.
22691 (atom.md): Include atom.md.
22692 (adddi3_carry_rex64): Set attr "use_carry".
22693 (addqi3_carry): Likewise.
22694 (addhi3_carry): Likewise.
22695 (addsi3_carry): Likewise.
22696 (*addsi3_carry_zext): Likewise.
22697 (subdi3_carry_rex64): Likewise.
22698 (subqi3_carry): Likewise.
22699 (subhi3_carry): Likewise.
22700 (subsi3_carry): Likewise.
22701 (x86_movdicc_0_m1_rex64): Likewise.
22702 (*x86_movdicc_0_m1_se): Likewise.
22703 (x86_movsicc_0_m1): Likewise.
22704 (*x86_movsicc_0_m1_se): Likewise.
22705 (*adddi_1_rex64): Emit add insn as much as possible.
22706 (*addsi_1): Likewise.
22707 (return_internal): Set atom_unit.
22708 (return_internal_long): Likewise.
22709 (return_pop_internal): Likewise.
22710 (*rcpsf2_sse): Set atom_sse_attr attr.
22711 (*qrt<mode>2_sse): Likewise.
22712 (*prefetch_sse): Likewise.
22714 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22716 (ix86_target_macros_internal): Likewise.
22718 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22719 (*prefetch_sse_rex): Likewise.
22720 (sse_rcpv4sf2): Likewise.
22721 (sse_vmrcpv4sf2): Likewise.
22722 (sse_sqrtv4sf2): Likewise.
22723 (<sse>_vmsqrt<mode>2): Likewise.
22724 (sse_ldmxcsr): Likewise.
22725 (sse_stmxcsr): Likewise.
22726 (*sse_sfence): Likewise.
22727 (sse2_clflush): Likewise.
22728 (*sse2_mfence): Likewise.
22729 (*sse2_lfence): Likewise.
22730 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22731 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22732 (avx_movdqu<avxmodesuffix>): Likewise.
22733 (avx_lddqu<avxmodesuffix>): Likewise.
22734 (sse2_movntv2di): Change attr "type" to "ssemov".
22735 (sse2_movntsi): Likewise.
22736 (rsqrtv8sf2): Change attr "type" to "sseadd".
22737 (sse3_addsubv2df3): Set attr "atom_unit".
22738 (sse3_h<plusminus_insn>v4sf3): Likewise.
22739 (*sse2_pmaddwd): Likewise.
22740 (*vec_extractv2di_1_rex64): Likewise.
22741 (*vec_extractv2di_1_avx): Likewise.
22742 (sse2_psadbw): Likewise.
22743 (ssse3_phaddwv8hi3): Likewise.
22744 (ssse3_phaddwv4hi3): Likewise.
22745 (ssse3_phadddv4si3): Likewise.
22746 (ssse3_phadddv2si3): Likewise.
22747 (ssse3_phaddswv8hi3): Likewise.
22748 (ssse3_phaddswv4hi3): Likewise.
22749 (ssse3_phsubwv8hi3): Likewise.
22750 (ssse3_phsubwv4hi3): Likewise.
22751 (ssse3_phsubdv4si3): Likewise.
22752 (ssse3_phsubdv2si3): Likewise.
22753 (ssse3_phsubswv8hi3): Likewise.
22754 (ssse3_phsubswv4hi3): Likewise.
22755 (ssse3_pmaddubsw128): Likewise.
22756 (sse3_pmaddubsw: Likewise.
22757 (ssse3_palignrti): Likewise.
22758 (ssse3_palignrdi): Likewise.
22760 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22762 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22764 2009-04-06 Richard Guenther <rguenther@suse.de>
22766 PR tree-optimization/28868
22767 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22768 of which PHI results we inserted.
22769 (insert_into_preds_of_block): Record inserted PHIs.
22770 (eliminate): Eliminate redundant PHI nodes.
22771 (init_pre): Init inserted_phi_names.
22773 2009-04-06 Richard Guenther <rguenther@suse.de>
22775 PR tree-optimization/39643
22776 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22777 IMAGPART_EXPRs of complex constants.
22778 (execute_fold_all_builtins): If we folded a call queue
22779 TODO_update_address_taken.
22781 2009-04-06 Jan Hubicka <jh@suse.cz>
22783 PR middle-end/39659
22784 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22787 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22789 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22791 (ic_invalidate_array): Likewise.
22793 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22795 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22796 alignment for library calls.
22798 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22800 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22801 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22802 * config/i386/mingw-stdint.h: New file.
22804 2009-04-05 Richard Guenther <rguenther@suse.de>
22806 PR tree-optimization/39648
22807 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22808 our &A vs. &A[0] IL deficiencies.
22810 2009-04-04 Jan Hubicka <jh@suse.cz>
22812 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22813 removed toplevel regions.
22814 (sjlj_mark_call_sites): Likewise.
22816 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22818 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22819 (cygwin tm clause use_gcc_stdint): Set to wrap.
22820 * config/i386/cygwin-stdint.h: New file.
22822 2009-04-04 Richard Guenther <rguenther@suse.de>
22824 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22825 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22826 single-argument PHIs if we are in loop-closed SSA form.
22827 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22828 for the pre-condition.
22829 (slpeel_tree_peel_loop_to_edge): Likewise.
22830 (vect_build_loop_niters): Take an optional sequence to append stmts.
22831 (vect_generate_tmps_on_preheader): Likewise.
22832 (vect_do_peeling_for_loop_bound): Take extra guards for the
22834 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22835 the cost model check.
22836 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22837 guards if we are going to peel. Do not apply versioning in that case.
22838 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22839 (vect_do_peeling_for_loop_bound): Likewise.
22840 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22841 loop bound only record extra pre-conditions, do not apply loop
22844 2009-04-04 Richard Guenther <rguenther@suse.de>
22846 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22849 2009-04-04 Jan Hubicka <jh@suse.cz>
22851 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22852 last_basic_block for size of bb->index indexed array.
22853 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22854 compute_out, link_btr_uses, build_btr_def_use_webs,
22855 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22857 2009-04-04 Jan Hubicka <jh@suse.cz>
22859 * except.c (remove_eh_handler_and_replace): Break out from ...
22860 (remove_eh_handler): ... here.
22861 (bring_to_root): New function.
22862 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22863 handled ones, bring others to root of tree.
22865 2009-04-04 Jan Hubicka <jh@suse.cz>
22867 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22868 (all_phis_safe_to_merge): New function.
22869 (update_info): New structure.
22870 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22871 (cleanup_empty_eh): Update SSA if possible.
22873 2009-04-04 Richard Guenther <rguenther@suse.de>
22875 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22876 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22877 (append_vuse): Likewise.
22879 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22881 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22882 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22883 instead of REG_UNSAVED for DW_CFA_undefined.
22884 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22885 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22888 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22891 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22893 2009-04-04 Richard Guenther <rguenther@suse.de>
22895 PR tree-optimization/8781
22896 PR tree-optimization/37892
22897 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22898 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22899 (valueize_refs): Call it for *& valueizations.
22900 (shared_reference_ops_from_ref): Rename to ...
22901 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22902 (shared_reference_ops_from_call): Rename to ...
22903 (valueize_shared_reference_ops_from_call): ... this and valueize.
22904 (vn_reference_lookup): Update.
22905 (visit_reference_op_call): Likewise.
22906 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22907 (eliminate): Value-replace the call address in call statements.
22909 2009-04-04 Richard Guenther <rguenther@suse.de>
22911 PR tree-optimization/39636
22912 * tree-ssa-forwprop.c
22913 (forward_propagate_addr_into_variable_array_index): Check for
22914 GIMPLE_ASSIGN before accessing the rhs code.
22916 2009-04-03 Jason Merrill <jason@redhat.com>
22918 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22920 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22922 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22923 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22924 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22925 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22926 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22927 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22928 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22929 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22930 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22931 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22932 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22933 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22934 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22935 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22936 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22937 Use fr_reg_or_fp01_operand instead of fr_register_operand
22939 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22940 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22941 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22943 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22945 PR rtl-optimization/39607
22946 PR rtl-optimization/39631
22950 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22951 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22952 instead of DF_LR_OUT.
22953 * ira-lives.c (process_bb_node_lives): Ditto.
22954 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22955 instead of DF_LR_{OUT,IN}.
22956 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22957 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22959 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22961 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22962 (execute_lower_omp): Always run but take the short way out if -fopenmp
22964 (gate_lower_omp): Remove, forcing the pass manager to always run the
22965 pass and always set PROP_gimple_lomp.
22966 (pass_lower_omp): Remove gate function.
22967 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22968 PROP_trees. Instead, require it.
22969 * ipa-cp.c (pass_ipa_cp): Likewise.
22970 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22971 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22972 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22973 and PROP_gimple_leh.
22975 2009-04-03 Richard Guenther <rguenther@suse.de>
22977 PR middle-end/13146
22978 PR tree-optimization/23940
22979 PR tree-optimization/33237
22980 PR middle-end/33974
22981 PR middle-end/34093
22982 PR tree-optimization/36201
22983 PR tree-optimization/36230
22984 PR tree-optimization/38049
22985 PR tree-optimization/38207
22986 PR tree-optimization/38230
22987 PR tree-optimization/38301
22988 PR tree-optimization/38585
22989 PR middle-end/38895
22990 PR tree-optimization/38985
22991 PR tree-optimization/39299
22992 * tree-ssa-structalias.h: Remove.
22993 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22994 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22995 (struct vuse_element_d): Remove.
22996 (struct vuse_vec_d): Likewise.
22997 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22998 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22999 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23000 VUSE_ELEMENT_VAR): Likewise.
23001 (struct voptype_d): Likewise.
23002 (NUM_VOP_FREE_BUCKETS): Likewise.
23003 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23004 (struct stmt_operands_d): Remove.
23005 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23006 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23007 VDEF_NUM, VDEF_VECT): Likewise.
23008 (copy_virtual_operands): Remove.
23009 (operand_build_cmp): Likewise.
23010 (create_ssa_artificial_load_stmt): Likewise.
23011 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23012 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23013 vuse_index and mayuse_index members. Pack and move done and iter_type
23014 members to the front.
23015 (SSA_OP_VMAYUSE): Remove.
23016 (SSA_OP_VIRTUAL_USES): Adjust.
23017 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23018 (unlink_stmt_vdef): Declare.
23019 (add_to_addressable_set): Remove.
23020 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23021 (vrp_visit_stmt): Likewise.
23022 * doc/tree-ssa.texi (Alias analysis): Update.
23023 * doc/invoke.texi (max-aliased-vops): Remove docs.
23024 (avg-aliased-vops): Likewise.
23025 * tree-into-ssa.c (syms_to_rename): Remove.
23026 (need_to_update_vops_p): Likewise.
23027 (need_to_initialize_update_ssa_p): Rename to ...
23028 (update_ssa_initialized_fn): ... this. Track function we are
23030 (symbol_marked_for_renaming): Simplify.
23031 (add_new_name_mapping): Do not set need_to_update_vops_p.
23032 (dump_currdefs): Use SYMS_TO_RENAME.
23033 (rewrite_update_stmt): Always walk all uses/defs.
23034 (dump_update_ssa): Adjust.
23035 (init_update_ssa): Take function argument. Track what we are
23037 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23038 (create_new_def_for): Initialize for cfun, assert we are initialized
23040 (mark_sym_for_renaming): Simplify.
23041 (mark_set_for_renaming): Do not initialize update-ssa.
23042 (need_ssa_update_p): Simplify. Take function argument.
23043 (name_mappings_registered_p): Assert we ask for the correct function.
23044 (name_registered_for_update_p): Likewise.
23045 (ssa_names_to_replace): Likewise.
23046 (release_ssa_name_after_update_ssa): Likewise.
23047 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23048 (dump_decl_set): Do not print a newline.
23049 (debug_decl_set): Do it here.
23050 (dump_update_ssa): And here.
23051 * tree-ssa-loop-im.c (move_computations): Adjust.
23052 (movement_possibility): Likewise.
23053 (determine_max_movement): Likewise.
23054 (gather_mem_refs_stmt): Likewise.
23055 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23056 or NAME_MEMORY_TAG.
23057 * tree-complex.c (update_all_vops): Remove.
23058 (expand_complex_move): Adjust.
23059 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23060 Simplify test for memory referencing statement. Exclude
23061 non-invariant ADDR_EXPRs.
23062 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23063 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23064 (rdg_flag_uses): Likewise.
23065 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23067 (tree_optimize_tail_calls_1): Also split the
23068 edge from the entry block if we have degenerate PHI nodes in
23069 the first basic block.
23070 * tree.c (init_ttree): Remove memory-tag related code.
23071 (tree_code_size): Likewise.
23072 (tree_node_structure): Likewise.
23073 (build7_stat): Re-write to be build6_stat.
23074 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23075 (SSA_VAR_P): Adjust.
23076 (struct tree_memory_tag): Remove.
23077 (struct tree_memory_partition_tag): Likewise.
23078 (union tree_node): Adjust.
23079 (build7): Re-write to be build6.
23080 * tree-pass.h (pass_reset_cc_flags): Remove.
23081 (TODO_update_address_taken): New flag.
23082 (pass_simple_dse): Remove.
23083 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23084 * params.h (MAX_ALIASED_VOPS): Remove.
23085 (AVG_ALIASED_VOPS): Likewise.
23086 * omp-low.c (expand_omp_taskreg): Update SSA form.
23087 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23088 aliases the lhs in a copy stmt.
23089 * tree-ssa-dse.c (struct address_walk_data): Remove.
23090 (memory_ssa_name_same): Likewise.
23091 (memory_address_same): Likewise.
23092 (get_kill_of_stmt_lhs): Likewise.
23093 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23094 unused stores. Look through PHI nodes into post-dominated regions.
23095 (dse_optimize_stmt): Simplify. Properly remove stores.
23096 (tree_ssa_dse): Compute dominators.
23097 (execute_simple_dse): Remove.
23098 (pass_simple_dse): Likewise.
23099 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23100 gimple_loaded_syms and gimple_stored_syms computation.
23101 * toplev.c (dump_memory_report): Dump alias and pta stats.
23102 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23103 (vn_reference_eq): Likewise.
23104 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23105 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23106 valueize_vuses): Remove.
23107 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23108 (get_def_ref_stmt_vuse): ... this.
23109 (vn_reference_lookup_2): New function.
23110 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23111 walking equivalent vuses. Simplify.
23112 (vn_reference_lookup): Likewise.
23113 (vn_reference_insert): Likewise.
23114 (vn_reference_insert_pieces): Likewise.
23115 (visit_reference_op_call): Simplify.
23116 (visit_reference_op_load): Likewise.
23117 (visit_reference_op_store): Likewise.
23118 (init_scc_vn): Remove shared_lookup_vuses initialization.
23119 (free_scc_vn): Remove shared_lookup_vuses freeing.
23120 (sort_vuses, sort_vuses_heap): Remove.
23121 (get_ref_from_reference_ops): Export.
23122 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23123 vector with single vuse pointer.
23124 (vn_reference_lookup_pieces, vn_reference_lookup,
23125 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23126 (shared_vuses_from_stmt): Remove.
23127 (get_ref_from_reference_ops): Declare.
23128 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23129 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23130 memory-tag related code.
23131 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23132 (likely_value): Add comment, skip static-chain of call statements.
23133 (surely_varying_stmt_p): Adjust.
23134 (gimplify_and_update_call_from_tree): Likewise.
23135 (execute_fold_all_builtins): Do not rebuild alias info.
23136 (gimplify_and_update_call_from_tree): Properly update VOPs.
23137 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23138 (copy_ref_info): Remove memory-tag related code.
23139 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23140 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23141 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23143 * tree-ssa-dom.c (gimple_p): Remove typedef.
23144 (eliminate_redundant_computations): Adjust.
23145 (record_equivalences_from_stmt): Likewise.
23146 (avail_expr_hash): Likewise.
23147 (avail_expr_eq): Likewise.
23148 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23149 (stmt_makes_single_load): Likewise.
23150 (stmt_makes_single_store): Likewise.
23151 * tree-ssa-alias.c: Rewrite completely.
23152 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23153 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23154 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23155 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23156 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23157 Remove public functions.
23158 (pass_reset_cc_flags): Remove.
23159 (pass_build_alias): Move ...
23160 * tree-ssa-structalias.c (pass_build_alias): ... here.
23161 * tree-ssa-alias.c (may_be_aliased): Move ...
23162 * tree-flow-inline.h (may_be_aliased): ... here.
23163 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23164 count_uses_and_derefs): Move ...
23165 * gimple.c: ... here.
23166 * gimple.h (count_uses_and_derefs): Declare.
23167 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23168 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23169 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23170 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23171 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23172 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23173 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23175 * tree-dfa.c (refs_may_alias_p): Move ...
23176 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23177 * tree-ssa-alias.h: New file.
23178 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23179 (statement_sink_location): Likewise.
23180 * opts.c (decode_options): Do not adjust max-aliased-vops or
23181 avg-aliased-vops values.
23182 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23183 (TV_CALL_CLOBBER): Likewise.
23184 (TV_FLOW_SENSITIVE): Likewise.
23185 (TV_FLOW_INSENSITIVE): Likewise.
23186 (TV_MEMORY_PARTITIONING): Likewise.
23187 (TV_ALIAS_STMT_WALK): New timevar.
23188 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23189 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23190 (get_address_description): Remove memory-tag related code.
23191 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23192 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23193 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23194 and immediate uses in statements. Document.
23195 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23196 (dump_symbols): Remove.
23197 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23198 * alias.c (get_deref_alias_set): New function split out from ...
23199 (get_alias_set): ... here.
23200 * alias.h (get_deref_alias_set): Declare.
23201 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23202 type parameter. Remove restrict pointer handling. Create a
23203 ref-all pointer in case type-based alias sets do not conflict.
23204 (vect_analyze_data_refs): Remove SMT related code.
23205 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23206 (vectorizable_load): Likewise.
23207 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23208 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23209 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23210 Ignore vops and SMTs.
23211 (dr_analyze_alias): Likewise..
23212 (free_data_ref): Likewise.
23213 (create_data_ref): Likewise.
23214 (analyze_all_data_dependences): Likewise.
23215 (get_references_in_stmt): Adjust.
23216 * tree-flow-inline.h (gimple_aliases_computed_p,
23217 gimple_addressable_vars, gimple_call_clobbered_vars,
23218 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23219 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23220 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23221 gimple_mem_ref_stats): Remove.
23222 (gimple_vop): New function.
23223 (op_iter_next_use): Remove vuses and mayuses cases.
23224 (op_iter_next_def): Remove vdefs case.
23225 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23226 (clear_and_done_ssa_iter): Do not set removed fields.
23227 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23228 Assert we are not iterating over vuses or vdefs if not also
23229 iterating over uses or defs.
23230 (op_iter_init_use): Likewise.
23231 (op_iter_init_def): Likewise.
23232 (op_iter_next_vdef): Remove.
23233 (op_iter_next_mustdef): Likewise.
23234 (op_iter_init_vdef): Likewise.
23235 (compare_ssa_operands_equal): Likewise.
23236 (link_use_stmts_after): Handle vuse operand.
23237 (is_call_used): Use is_call_clobbered.
23238 (is_call_clobbered): Global variables are always call clobbered,
23239 query the call-clobbers bitmap.
23240 (mark_call_clobbered): Ignore global variables.
23241 (clear_call_clobbered): Likewise.
23242 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23243 virtual operands sanity check.
23244 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23246 (TARGET_MEM_REF): Remove TMR_TAG operand.
23247 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23248 Remove call-clobber related code.
23249 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23250 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23251 partitions or escape reason.
23252 (get_single_def_stmt, get_single_def_stmt_from_phi,
23253 get_single_def_stmt_with_phi): Remove.
23254 (dump_referenced_vars): Tidy.
23255 (get_ref_base_and_extent): Allow bare decls.
23256 (collect_dfa_stats): Adjust.
23257 * graphite.c (rename_variables_in_stmt): Adjust.
23258 (graphite_copy_stmts_from_block): Likewise.
23259 (translate_clast): Likewise.
23260 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23262 (translate_vuse_through_block): Use the oracle.
23263 (phi_translate_1): Adjust.
23264 (value_dies_in_block_x): Use the oracle. Cache the outcome
23266 (valid_in_sets): Check if the VUSE for
23267 a REFERENCE is available.
23268 (eliminate): Do not remove stmts during elimination,
23269 instead queue and remove them afterwards.
23270 (do_pre): Do not rebuild alias info.
23271 (pass_pre): Run TODO_rebuild_alias before PRE.
23272 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23273 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23274 (mark_all_v_defs_stmt): Remove.
23275 (mark_all_v_defs_seq): Adjust.
23276 (sra_replace): Likewise.
23277 (scalarize_use): Likewise.
23278 (scalarize_copy): Likewise.
23279 (scalarize_init): Likewise.
23280 (scalarize_ldst): Likewise.
23281 (todoflags): Remove.
23282 (tree_sra): Do not rebuild alias info.
23283 (tree_sra_early): Adjust.
23284 (pass_sra): Run TODO_update_address_taken before SRA.
23285 * tree-predcom.c (set_alias_info): Remove.
23286 (prepare_initializers_chain): Do not call it.
23287 (mark_virtual_ops_for_renaming): Adjust.
23288 (mark_virtual_ops_for_renaming_list): Remove.
23289 (initialize_root_vars): Adjust.
23290 (initialize_root_vars_lm): Likewise.
23291 (prepare_initializers_chain): Likewise.
23292 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23293 (may_propagate_copy_into_stmt): Likewise.
23294 (merge_alias_info): Do nothing for now.
23295 (propagate_tree_value_into_stmt): Adjust.
23296 (stmt_may_generate_copy): Likewise.
23297 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23298 not mark symbols for renaming.
23299 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23300 with the same statement, make sure to update the new pointed-to one.
23301 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23302 call statements, do not mark symbols for renaming.
23303 (mark_operand_necessary): Dump something.
23304 (ref_may_be_aliased): New function.
23305 (mark_aliased_reaching_defs_necessary_1): New helper function.
23306 (mark_aliased_reaching_defs_necessary): Likewise.
23307 (mark_all_reaching_defs_necessary_1): Likewise.
23308 (mark_all_reaching_defs_necessary): Likewise.
23309 (propagate_necessity): Do not process virtual PHIs. For
23310 non-aliased loads mark all reaching definitions as necessary.
23311 For aliased loads and stores mark the immediate dominating
23312 aliased clobbers as necessary.
23313 (visited): New global static.
23314 (perform_tree_ssa_dce): Free visited bitmap after propagating
23316 (remove_dead_phis): Perform simple dead virtual PHI removal.
23317 (remove_dead_stmt): Properly unlink virtual operands when
23319 (eliminate_unnecessary_stmts): Schedule PHI removal after
23321 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23322 (process_replaceable): Likewise.
23323 (find_replaceable_in_bb): Likewise.
23324 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23325 based on the single gimple vop.
23326 (verify_flow_insensitive_alias_info): Remove.
23327 (verify_flow_sensitive_alias_info): Likewise.
23328 (verify_call_clobbering): Likewise.
23329 (verify_memory_partitions): Likewise.
23330 (verify_alias_info): Likewise.
23331 (verify_ssa): Adjust..
23332 (execute_update_addresses_taken): Export. Update SSA
23333 manually. Optimize only when optimizing. Use a local bitmap.
23334 (pass_update_address_taken): Remove TODO_update_ssa, add
23336 (pass_update_address_taken): Just use TODO_update_address_taken.
23337 (init_tree_ssa): Do not initialize addressable_vars.
23338 (verify_ssa): Verify new VUSE / VDEF properties.
23339 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23340 Do not call verify_alias_info.
23341 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23342 Do not free the loaded and stored syms bitmaps. Reset the escaped
23343 and callused solutions. Do not free addressable_vars.
23344 Remove memory-tag related code.
23345 (warn_uninitialized_var): Aliases are always available.
23346 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23347 * lambda-code.c (can_put_in_inner_loop): Adjust.
23348 (can_put_after_inner_loop): Likewise.
23349 (perfect_nestify): Likewise.
23350 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23351 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23352 (vectorizable_conversion): Do not mark symbols for renaming.
23353 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23354 (expand_call_inline): Unlink the calls virtual operands before
23356 (tree_function_versioning): Do not call update_ssa if we are not
23357 updating clones. Simplify.
23358 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23359 (propagate_with_phi): Likewise..
23360 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23361 clobber code. Assert we are not aliased or global.
23362 * tree-flow.h: Include tree-ssa-alias.h
23363 (enum escape_type): Remove.
23364 (struct mem_sym_stats_d): Likewise.
23365 (struct mem_ref_stats_d): Likewise.
23366 (struct gimple_df): Add vop member. Remove global_var,
23367 call_clobbered_vars, call_used_vars, addressable_vars,
23368 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23369 escaped and callused members.
23370 (struct ptr_info_def): Remove all members, add points-to solution
23372 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23373 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23374 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23375 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23376 (tree-ssa-alias.o): Likewise.
23377 (toplev.o): Add tree-ssa-alias.h
23378 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23379 * gimple.c (gimple_set_bb): Fix off-by-one error.
23380 (is_gimple_reg): Do not handle memory tags.
23381 (gimple_copy): Also copy virtual operands.
23382 Delay updating the statement. Do not reset loaded and stored syms.
23383 (gimple_set_stored_syms): Remove.
23384 (gimple_set_loaded_syms): Likewise.
23385 (gimple_call_copy_skip_args): Copy the virtual operands
23386 and mark the new statement modified.
23387 * tree-ssa-structalias.c (may_alias_p): Remove.
23388 (set_uids_in_ptset): Take the alias set to prune with as
23389 parameter. Fold in the alias test of may_alias_p.
23390 (compute_points_to_sets): Compute whether a ptr is dereferenced
23391 in a local sbitmap.
23392 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23393 other ADDRESSOF constraints on the lhs.
23394 (get_constraint_for_component_ref): Assert that we don't get
23395 ADDRESSOF constraints from the base of the reference.
23396 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23397 (struct variable_info): Remove collapsed_to member.
23398 (get_varinfo_fc): Remove.
23399 (new_var_info): Do not set collapsed_to.
23400 (dump_constraint): Do not follow cycles.
23401 (dump_constraint_graph): Likewise.
23402 (build_pred_graph): Likewise.
23403 (build_succ_graph): Likewise.
23404 (rewrite_constraints): Likewise.
23405 (do_simple_structure_copy): Remove.
23406 (do_rhs_deref_structure_copy): Remove.
23407 (do_lhs_deref_structure_copy): Remove.
23408 (collapse_rest_of_var): Remove.
23409 (do_structure_copy): Re-implement.
23410 (pta_stats): New global variable.
23411 (dump_pta_stats): New function.
23412 (struct constraint_expr): Make offset signed.
23413 (UNKNOWN_OFFSET): Define special value.
23414 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23415 (solution_set_expand): New helper function split out from ...
23416 (do_sd_constraint): ... here.
23417 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23418 (do_ds_constraint): Likewise.
23419 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23420 and CALLUSED = *CALLUSED.
23421 (set_union_with_increment): Make inc argument signed.
23422 (type_safe): Remove.
23423 (get_constraint_for_ptr_offset): Handle unknown and negative
23425 (first_vi_for_offset): Handle offsets before start. Bail
23426 out early for offsets beyond the variable extent.
23427 (first_or_preceding_vi_for_offset): New function.
23428 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23429 Together with ESCAPED = *ESCAPED this properly computes reachability.
23430 (find_what_var_points_to): New function.
23431 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23432 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23433 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23434 pt_solutions_intersect): New functions.
23435 (compute_call_used_vars): Remove.
23436 (compute_may_aliases): New main entry into PTA computation.
23437 * gimple.h (gimple_p): New typedef.
23438 (struct gimple_statement_base): Remove references_memory_p.
23439 (struct gimple_statement_with_memory_ops_base): Remove
23440 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23442 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23443 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23444 gimple_set_references_memory): Remove.
23445 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23446 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23448 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23449 (verify_expr): Allow RESULT_DECL.
23450 (gimple_duplicate_bb): Do not copy virtual operands.
23451 (gimple_duplicate_sese_region): Adjust.
23452 (gimple_duplicate_sese_tail): Likewise.
23453 (mark_virtual_ops_in_region): Remove.
23454 (move_sese_region_to_fn): Do not call it.
23455 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23456 and pass_simple_dse.
23457 (execute_function_todo): Handle TODO_update_address_taken,
23458 call execute_update_addresses_taken for TODO_rebuild_alias.
23459 (execute_todo): Adjust.
23460 (execute_one_pass): Init dump files early.
23461 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23463 (create_general_new_stmt): Clear vops.
23464 * tree-ssa-reassoc.c (get_rank): Adjust.
23465 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23466 symbols for renaming.
23467 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23468 (PARAM_AVG_ALIASED_VOPS): Likewise.
23469 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23470 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23471 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23472 (operand_build_cmp, copy_virtual_operands,
23473 create_ssa_artificial_load_stmt, add_to_addressable_set,
23474 gimple_add_to_addresses_taken): Remove public functions.
23475 (unlink_stmt_vdef): New function.
23477 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23479 * config.gcc (powerpc-*-linux*): Merge variants.
23481 2009-04-02 Chao-ying Fu <fu@mips.com>
23482 James Grosbach <james.grosbach@microchip.com>
23484 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23485 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23487 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23488 keep_interrupts_masked_p, use_debug_exception_return_p.
23489 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23490 keep_interrupts_masked, use_debug_exception_return.
23491 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23492 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23494 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23495 (mips_print_operand): Process COP0 registers to print $0 .. $31
23496 correctly for GAS to process.
23497 (mips_interrupt_extra_call_saved_reg_p): New function.
23498 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23500 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23501 (mips_compute_frame_info): Add supports for interrupt context that
23502 includes doubleword accumulators and COP0 registers.
23503 (mips_for_each_saved_acc): New function.
23504 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23505 mips_for_each_saved_reg.
23506 (mips_save_reg): Save accumulators.
23507 (mips_kernel_reg_p): A new for_each_rtx callback.
23508 (mips_expand_prologue): Support interrupt handlers.
23509 (mips_restore_reg): Restore accumulators.
23510 (mips_expand_epilogue): Support interrupt handlers.
23511 (mips_can_use_return_insn): Return false for interrupt handlers.
23512 (mips_epilogue_uses): New function.
23513 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23514 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23515 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23516 cop0_move): New instructions.
23517 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23518 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23520 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23522 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23523 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23524 interrupt handlers, we use K0 as the temporary register.
23525 (EPILOGUE_USES): Change to a function call.
23526 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23527 handlers, we use K0 as the temporary register.
23529 * doc/extend.texi (Function Attributes): Document interrupt,
23530 use_shadow_register_set, keep_interrupts_masked,
23531 use_debug_exception_return for MIPS attributes.
23533 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23535 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23536 Remove a number of t-files from tmake_file.
23537 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23538 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23539 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23540 target_prototype, not TARGET_PROTOTYPE.
23541 (LINK_OS_GNU_SPEC): Define.
23542 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23543 and darwin-ldoubdle.c.
23545 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23548 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23549 (cpp_options): Ditto.
23550 (default_compilers): Ditto.
23551 (display_help): Ditto.
23552 (process_command): Ditto.
23553 (do_spec_1): Ditto.
23554 (set_input): Use lbasename instead of duplicate code.
23555 (save_temps_prefix): New static for -save-temps=obj.
23556 (save_temps_length): Ditto.
23558 * doc/invoke.texi (-save-temps=obj): Document new variant to
23559 -save-temps switch.
23561 2009-04-02 Jeff Law <law@redhat.com>
23563 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23566 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23568 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23569 * configure: Regenerated.
23571 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23573 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23574 share the argument list.
23576 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23580 2009-02-12 Diego Novillo <dnovillo@google.com>
23582 * varpool.c (debug_varpool): New.
23583 * cgraph.h (debug_varpool): Declare.
23585 2009-04-02 Jan Hubicka <jh@suse.cz>
23587 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23590 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23592 * config/i386/i386.c (ix86_abi): Move initialization to ...
23593 (override_options): Here.
23595 2009-04-02 Christian Bruel <christian.bruel@st.com>
23597 * config/sh/sh.c (sh_dwarf_register_span): New function.
23598 (TARGET_DWARF_REGISTER_SPAN): Define.
23599 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23601 2009-04-02 Ira Rosen <irar@il.ibm.com>
23603 PR tree-optimization/39595
23604 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23605 interleaved loads group is not greater than the SLP group size.
23607 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23609 * builtins.c (is_builtin_name): New.
23610 (called_as_built_in): Use is_builtin_name.
23611 * tree.h (is_builtin_name): New.
23612 * varasm.c (incorporeal_function_p): Use is_builtin_name
23614 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23616 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23618 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23621 * c-decl.c (clone_underlying_type): Move this ...
23622 * c-common.c (set_underlying_type): ... here.
23623 Also, make sure the function properly sets TYPE_STUB_DECL() on
23624 the newly created typedef variant type.
23625 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23626 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23629 2009-04-02 Richard Guenther <rguenther@suse.de>
23631 PR tree-optimization/37221
23632 * tree-flow.h (degenerate_phi_result): Declare.
23633 * tree-ssa-dom.c (degenerate_phi_result): Export.
23634 * tree-scalar-evolution.c (analyze_initial_condition): If
23635 the initial condition is defined by a degenerate PHI node
23636 use the degenerate value.
23638 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23640 PR rtl-optimization/39588
23641 * combine.c (merge_outer_ops): Do not set the constant when this
23643 (simplify_shift_const_1): Do not modify it either in this case.
23645 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23647 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23648 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23650 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23653 * c-lex.c (interpret_float): Default (no suffix) is double.
23655 2009-04-1 Xinliang David Li <davidxl@google.com>
23657 * config/i386/i386.c (legitimate_constant_p): Recognize
23658 all one vector constant.
23660 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23662 * config/vax/vax.c: Add #includes to silence warnings.
23663 Change #include order to silence two warnings.
23665 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23667 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23668 (ASM_SPEC): Pass -k to the assembler for PIC code.
23670 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23672 * config.gcc: Add vax-*-linux* to the switch.
23673 * config/vax/linux.h: New file. (TARGET_VERSION,
23674 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23676 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23678 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23679 Use predicate macros instead of GET_CODE() == foo.
23680 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23681 ashlsi3, rotrsi3, <unnamed>): Likewise.
23683 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23685 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23686 jbbccihi, jbbccisi): Remova trailing whitespace.
23687 * config/vax/constraints.md: Likewise.
23688 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23689 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23690 * config/vax/predicates.md: Likewise.
23691 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23692 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23693 * config/vax/vax.h: Likewise.
23694 * config/vax/vax.md (nonlocal_goto): Likewise.
23696 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23698 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23699 (indirectable_address_p, adjacent_operands_p): Add spaces around
23701 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23703 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23705 * config/vax/vax.c (legitimate_constant_address_p,
23706 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23707 index_term_p, reg_plus_index_p, legitimate_address_p,
23708 vax_mode_dependent_address_p): Update comments to match functions
23709 modified by the recent int->bool conversion.
23711 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23713 * config/vax/builtins.md: Update copyright message.
23714 * config/vax/constraints.md: Likewise.
23715 * config/vax/netbsd-elf.h: Likewise.
23716 * config/vax/predicates.md: Likewise.
23717 * config/vax/vax-protos.h: Likewise.
23718 * config/vax/vax.c: Likewise.
23719 * config/vax/vax.h: Likewise.
23720 * config/vax/vax.md: Likewise.
23721 * config/vax/vax.opt: Likewise.
23723 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23725 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23726 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23727 * config/vax/constraints.md (B, R): Likewise.
23728 * config/vax/predicates.md (external_memory_operand,
23729 nonimmediate_addsub_di_operand): Likewise.
23730 * config/vax/vax.c (vax_output_int_add): Likewise.
23731 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23732 untyped_call): Likewise.
23734 2009-04-01 Matt Thomas <matt@3am-software.com>
23736 * config/vax/predicates.md: New file.
23737 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23738 external_const_operand, nonsymbolic_operand, external_memory_operand,
23739 indirect_memory_operand, indexed_memory_operand,
23740 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23741 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23743 * config/vax/constraints.md: New file.
23744 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23746 * config/vax/builtins.md: New file.
23747 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23748 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23750 * config/vax/vax.opt (mqmath): Add option.
23751 * config/vax/vax.md (isfx): Extend with DI.
23752 (VAXintQH, VAXintQHSD): Define.
23753 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23754 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23755 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23756 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23757 (movdi): Update constraints and use vax_output_int_move().
23758 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23759 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23760 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23761 nonlocal_goto): New.
23762 (mov<mode>): Extend accepted operand types.
23763 (subdi3_old): Rename from subdi3, change update constraints and use
23764 a new implementation.
23765 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23766 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23767 MOVE_RATIO, CLEAR_RATIO): Define.
23768 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23769 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23770 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23771 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23772 (split_quadword_operands): Make static and really allow variable
23774 (print_operand_address): Update for PIC generation.
23775 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23776 indexable_address_p, fixup_mathdi_operand,
23777 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23778 (vax_float_literal, legitimate_constant_p,
23779 indirectable_constant_address_p, index_term_p,
23780 reg_plus_index_p): Return bool instead of int.
23781 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23783 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23785 (vax_output_conditional_branch): Indent.
23786 (legitimate_constant_address_p, indirectable_constant_address_p,
23787 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23788 vax_mode_dependent_address_p): Return bool instead of int, update for
23790 * config/vax/vax-protos.h (legitimate_constant_address_p,
23791 legitimate_constant_p, legitimate_address_p,
23792 vax_mode_dependent_address_p): Change declaration to bool.
23793 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23794 vax_expand_addsub_di_operands, vax_output_int_subtract,
23795 vax_output_movmemsi): Declare.
23796 (split_quadword_operands, vax_float_literal): Delete declaration.
23797 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23798 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23799 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23800 ASM_OUTPUT_DWARF_PCREL): Define.
23801 (ASM_SPEC): Change definition to allow PIC generation.
23803 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23805 * doc/sourcebuild.texi: Update front-end requirements.
23807 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23810 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23811 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23812 (booldi3_internal3): Use boolean_or_operator instead of
23815 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23818 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23819 declarator whose size is not an integer constant expression but
23820 folds to an integer constant, then treat it as a constant
23823 2009-04-01 Richard Guenther <rguenther@suse.de>
23825 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23826 i * 4 + 2 to (i * 2 + 1) * 2.
23828 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23831 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23832 return if c_parser_asm_string_literal returned NULL.
23834 2009-04-01 Nick Clifton <nickc@redhat.com>
23836 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23838 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23839 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23840 other typedefs to avoid conflicts with libgcc2.c. Define labels
23841 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23843 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23844 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23847 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23849 * varasm.c (default_function_rodata_section): Declare DOT as
23852 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23853 Andrey Galkin <agalkin@hypercom.com>
23856 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23857 Make object_name unique for each process.
23859 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23862 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23863 addressable variables in the parallel that could go out of scope while
23864 running queued tasks.
23866 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23868 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23869 (CASE_VALUES_THRESHOLD): Redefine.
23870 * config/avr/avr.c (avr_override_options): Remove initialization of
23871 avr_case_values_threshold variable.
23872 (avr_case_values_threshold): Remove variable. Add new function.
23873 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23874 * config/avr/avr.opt (mno-tablejump): Remove option.
23875 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23877 2009-04-01 DJ Delorie <dj@redhat.com>
23879 * varasm.c (default_function_rodata_section): Don't assume
23880 anything about where the first '.' in the section name is.
23882 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23884 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23885 rs6000_emit_stack_tie.
23887 2009-03-31 Ian Lance Taylor <iant@google.com>
23889 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23890 gimple_code with GIMPLE_RESX, not RESX.
23892 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23894 * c-common.c (c_get_ident): New.
23895 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23897 2009-04-01 Ben Elliston <bje@au.ibm.com>
23899 * config/rs6000/sysv4.opt (msdata): Improve option description.
23901 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23903 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23904 (divdf3_internal_lat): Remove.
23905 (divxf3_internal_lat): Remove.
23906 (divxf3_internal_thr): Remove.
23907 (divxf): Use divxf3_internal.
23908 * config/ia64/div.md (divsf3_internal_lat): New.
23909 (divdf3_internal_lat): New.
23910 (divxf3_internal): New.
23912 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23915 * Makefile.in (USE_GCC_STDINT): Define.
23916 (stmp-int-hdrs): Install stdint.h if applicable.
23917 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23919 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23920 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23921 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23922 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23923 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23924 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23925 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23926 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23927 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23928 (c_common_nodes_and_builtins): Initialize
23929 underlying_wchar_type_node. Do not initialize
23930 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23931 nodes for new types.
23932 (c_stddef_cpp_builtins): Define macros for new types.
23933 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23935 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23936 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23937 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23938 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23939 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23940 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23941 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23942 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23943 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23944 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23945 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23946 int16_type_node, int32_type_node, int64_type_node,
23947 uint8_type_node, uint16_type_node, c_uint32_type_node,
23948 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23949 int_least32_type_node, int_least64_type_node,
23950 uint_least8_type_node, uint_least16_type_node,
23951 uint_least32_type_node, uint_least64_type_node,
23952 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23953 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23954 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23955 uintptr_type_node): Define.
23956 * c-cppbuiltin.c (builtin_define_constants,
23957 builtin_define_type_minmax): New.
23958 (builtin_define_stdint_macros): Define more macros.
23959 (c_cpp_builtins): Define more limit macros.
23960 (type_suffix): New.
23961 (builtin_define_type_max): Define in terms of
23962 builtin_define_type_minmax. Remove is_long parameter. All
23964 * config.gcc (use_gcc_stdint): Define.
23965 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23966 Add newlib-stdint.h for generic targets.
23967 * config/glibc-stdint.h, config/newlib-stdint.h,
23968 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23969 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23970 * config/score/score.h (UINTPTR_TYPE): Define.
23971 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23972 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23973 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23974 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23975 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23976 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23977 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23978 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23979 * config/spu/spu.h (STDINT_LONG32): Define.
23980 * configure.ac (use_gcc_stdint): Substitute.
23981 * configure: Regenerate.
23982 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23983 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23984 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23985 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23986 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23987 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23988 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23989 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23990 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23991 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23992 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23993 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23994 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23995 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23996 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23997 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23998 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23999 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24000 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24001 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24002 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24003 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24004 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24005 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24006 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24007 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24008 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24009 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24010 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24012 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24014 * loop-iv.c (suitable_set_for_replacement): Renamed from
24015 simplify_using_assignment; changed to return bool and to accept new
24016 args DEST and SRC. Return true iff we find a source/destination pair
24017 that can be used to make a replacement, and fill SRC and DEST if so.
24018 Remove arg ALTERED. Don't deal with altered regs here. All callers
24020 (simplify_using_initial_values): Deal with altered regs here and track
24021 more precisely the effect they have on the validity of our expression.
24023 * loop-iv.c (simplify_using_condition): A condition of the form
24024 (EQ REG CONST) can be used to simply make a substitution.
24025 (simplify_using_initial_values): Keep track of conditions we have seen
24026 and keep using them to simplify new expressions, while applying the
24027 same substitutions to them as to the expression.
24029 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24030 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24033 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24034 changed. Use this when trying to improve the upper bound.
24035 Generate the comparison by using simplify_gen_relational.
24037 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24039 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24041 (simplify_using_assignment, simplify_using_initial_values): Call
24042 replace_in_expr to make replacements. Call replace_single_def_regs
24043 once on the initial version of the expression.
24045 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24048 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24050 2009-03-31 Richard Guenther <rguenther@suse.de>
24052 PR middle-end/31029
24053 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24054 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24056 2009-03-31 Richard Guenther <rguenther@suse.de>
24058 * tree.h (div_if_zero_remainder): Declare.
24059 * fold-const.c (div_if_zero_remainder): Export.
24060 * tree-ssa-forwprop.c
24061 (forward_propagate_addr_into_variable_array_index): Handle
24062 constant array index addition outside of the variable index.
24064 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24067 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24068 define_splits, floatunssi<mode>2): Require x87 conversions from
24069 DImode to be permitted.
24071 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24073 PR preprocessor/15638
24074 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24076 2009-03-31 Richard Guenther <rguenther@suse.de>
24078 PR middle-end/23401
24079 PR middle-end/27810
24080 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24081 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24082 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24083 a separate statement.
24084 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24085 (lookup_tmp_var): Likewise.
24086 (is_gimple_formal_tmp_or_call_rhs): Remove.
24087 (is_gimple_reg_or_call_rhs): Rename to ...
24088 (is_gimple_reg_rhs_or_call): ... this.
24089 (is_gimple_mem_or_call_rhs): Rename to ...
24090 (is_gimple_mem_rhs_or_call): ... this.
24091 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24092 DECL_GIMPLE_REG_P only if is_formal is true.
24093 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24094 for non-proper post-modify expression gimplification.
24095 (gimplify_self_mod_expr): For post-modify expressions gimplify
24096 the lvalue to a minimal lvalue.
24097 (rhs_predicate_for): Remove formal temp case.
24098 (gimplify_modify_expr_rhs): Likewise.
24099 (gimplify_addr_expr): Use is_gimple_reg.
24100 (gimplify_expr): Remove formal temp cases.
24101 (gimple_regimplify_operands): Likewise.
24102 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24103 and FILTER_EXPR like constants.
24104 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24106 (is_gimple_formal_tmp_rhs): Remove.
24107 (is_gimple_reg_rhs): Remove special casing.
24108 (is_gimple_mem_rhs): Fix.
24109 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24110 (is_gimple_formal_tmp_var): Remove.
24111 (is_gimple_formal_tmp_reg): Likewise.
24112 (is_gimple_min_lval): Allow invariant component ref parts.
24113 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24114 is_gimple_formal_tmp_reg): Remove declarations.
24115 * tree-cfg.c (verify_expr): Verify that variables with address
24116 taken do not have DECL_GIMPLE_REG_P set.
24117 * tree-mudflap.c (mf_build_check_statement_for): Use
24118 force_gimple_operand instead of gimplify_expr.
24120 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24122 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24123 schedulable rows to compute_split_row.
24125 2009-03-31 Ben Elliston <bje@au.ibm.com>
24128 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24131 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24133 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24134 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24135 * configure: Regenerate.
24136 * config.in: Regenerate.
24137 * config/rs6000/rs6000.opt (mtls-markers): Add.
24138 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24139 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24140 (tls_ld_aix, tls_ld_sysv): Likewise.
24141 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24142 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24144 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24146 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24148 2009-03-30 Jan Hubicka <jh@suse.cz>
24150 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24152 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24153 detection and label handling.
24155 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24157 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24158 left_conflicts_size.
24159 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24160 ALLOCNO_LEFT_CONFLICTS_SIZE.
24162 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24163 remove_allocno_from_bucket_and_push,
24164 allocno_spill_priority_compare, push_allocnos_to_stack,
24165 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24166 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24167 (setup_allocno_left_conflicts_num): Ditto. Rename to
24168 setup_allocno_left_conflicts_size.
24169 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24170 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24171 setup_allocno_left_conflicts_size instead of
24172 setup_allocno_left_conflicts_num.
24174 * ira-build.c (ira_create_allocno): Use
24175 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24176 ALLOCNO_LEFT_CONFLICTS_NUM.
24178 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24180 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24181 instead of DF_LR_OUT.
24183 * ira-lives.c (process_bb_node_lives): Ditto.
24185 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24186 instead of DF_LR_{OUT,IN}.
24188 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24190 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24192 2009-03-30 Jan Hubicka <jh@suse.cz>
24194 * except.c (label_to_region_map): Fix thinko.
24196 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24198 PR middle-end/38237
24199 * tree.h (tree_find_value): New declaration.
24200 * tree.c (tree_find_value): New function.
24201 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24203 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24206 * c-decl.c (struct c_binding): Add locus field.
24207 (bind): Add locus argument, set locus field from it.
24208 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24209 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24210 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24211 implicitly_declare, undeclared_variable, lookup_label,
24212 declare_label, c_make_fname_decl, c_builtin_function,
24213 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24216 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24219 * config/i386/i386.c (classify_argument): Check total size of
24222 2009-03-30 Martin Jambor <mjambor@suse.cz>
24224 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24225 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24226 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24229 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24230 seen_variable_array_ref while also traversing a union.
24232 * tree-inline.c (optimize_inline_calls): Do not call
24233 cgraph_node_remove_callees.
24234 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24235 (pass_remove_cgraph_callee_edges): New variable.
24236 * passes.c (init_optimization_passes): Add
24237 pass_remove_cgraph_callee_edges after early inlining and before all
24238 late intraprocedural passes.
24240 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24242 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24244 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24245 Fix typos in names.
24247 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24249 * combine.c (simplify_comparison): Use have_insn_for.
24250 * dojump.c (do_jump): Likewise.
24252 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24254 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24255 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24256 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24257 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24258 instead of sparc_compare_emitted.
24259 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24260 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24261 instead of sparc_compare_emitted.
24263 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24265 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24266 enter/exit cfglayout mode.
24267 (pass_partition_block): Require it.
24268 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24269 (combine_instructions): Track basic blocks instead of labels.
24270 (update_cfg_for_uncondjump): New.
24271 (try_combine): Use it. Update jumps after rescanning.
24272 (pass_combine): Require PROP_cfglayout.
24273 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24275 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24277 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24278 Provide/destroy PROP_cfglayout respectively.
24279 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24280 * tree-pass.h (PROP_cfglayout): New.
24282 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24284 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24285 fold_convert_const_fixed_from_fixed,
24286 fold_convert_const_fixed_from_int,
24287 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24288 set TREE_CONSTANT_OVERFLOW.
24289 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24290 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24292 2009-03-30 Ira Rosen <irar@il.ibm.com>
24294 * tree-vect-loop-manip.c: New file.
24295 * tree-vectorizer.c: Update documentation and included files.
24296 (vect_loop_location): Make extern.
24297 (rename_use_op): Move to tree-vect-loop-manip.c
24298 (rename_variables_in_bb, rename_variables_in_loop,
24299 slpeel_update_phis_for_duplicate_loop,
24300 slpeel_update_phi_nodes_for_guard1,
24301 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24302 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24303 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24304 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24305 find_loop_location): Likewise.
24306 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24307 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24308 get_vectype_for_scalar_type, vect_is_simple_use,
24309 supportable_widening_operation, supportable_narrowing_operation):
24311 (bb_in_loop_p): Move to tree-vect-loop.c.
24312 (new_loop_vec_info, destroy_loop_vec_info,
24313 reduction_code_for_scalar_code, report_vect_op,
24314 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24315 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24316 (vect_supportable_dr_alignment): Likewise.
24317 * tree-vectorizer.h (tree-data-ref.h): Include.
24318 (vect_loop_location): Declare.
24319 Reorganize function declarations according to the new file structure.
24320 * tree-vect-loop.c: New file.
24321 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24322 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24323 * tree-vect-data-refs.c: New file.
24324 * tree-vect-patterns.c (timevar.h): Don't include.
24325 * tree-vect-stmts.c: New file.
24326 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24327 tree-vect-slp.c, tree-vect-loop.c.
24328 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24329 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24330 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24331 (tree-vect-analyze.o): Remove.
24332 (tree-vect-transform.o): Likewise.
24333 (tree-vect-data-refs.o): Add rule.
24334 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24335 tree-vect-slp.o): Likewise.
24336 (tree-vect-patterns.o): Remove redundant dependencies.
24337 (tree-vectorizer.o): Likewise.
24338 * tree-vect-slp.c: New file.
24340 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24342 * optc-gen.awk: Warn if an option flag has multiple different
24345 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24347 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24348 -floop-block): Document dependences on PPL, CLooG and Graphite.
24350 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24352 PR rtl-optimization/323
24353 * c-common.c (c_fully_fold, convert_and_check,
24354 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24355 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24356 * c-common.def (EXCESS_PRECISION_EXPR): New.
24357 * c-cppbuiltin.c (builtin_define_float_constants): Define
24358 constants with enough digits for long double.
24359 * c-lex.c (interpret_float): Interpret constant with excess
24360 precision where appropriate.
24361 * c-opts.c (c_common_post_options): Set
24362 flag_excess_precision_cmdline. Give an error for
24363 -fexcess-precision=standard for C++ for processors where the
24364 option is significant.
24365 * c-parser.c (c_parser_conditional_expression): Handle excess
24366 precision in condition.
24367 * c-typeck.c (convert_arguments): Handle arguments with excess
24369 (build_unary_op): Move excess precision outside operation.
24370 (build_conditional_expr): Likewise.
24371 (build_compound_expr): Likewise.
24372 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24373 (build_modify_expr): Handle excess precision in RHS.
24374 (convert_for_assignment): Handle excess precision in converted
24376 (digest_init, output_init_element, process_init_element): Handle
24377 excess precision in initializer.
24378 (c_finish_return): Handle excess precision in return value.
24379 (build_binary_op): Handle excess precision in operands and add
24380 excess precision as needed for operation.
24381 * common.opt (-fexcess-precision=): New option.
24382 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24383 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24384 For standard excess precision, output explicit conversion to and
24385 truncation from XFmode.
24386 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24387 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24388 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24389 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24390 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24391 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24392 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24393 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24394 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24395 define_splits, sqrt<mode>2): Disable where appropriate for
24396 standard excess precision.
24397 * convert.c (convert_to_real): Do not shorten arithmetic to type
24398 for which excess precision would be used.
24399 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24400 * doc/invoke.texi (-fexcess-precision=): Document option.
24401 (-mfpmath=): Correct index entry.
24402 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24403 flag_excess_precision): New.
24404 * langhooks.c (lhd_post_options): Set
24405 flag_excess_precision_cmdline.
24406 * opts.c (common_handle_option): Handle -fexcess-precision=.
24407 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24408 init_excess_precision): New.
24409 (lang_dependent_init_target): Call init_excess_precision.
24410 * tree.c (excess_precision_type): New.
24411 * tree.h (excess_precision_type): Declare.
24413 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24416 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24417 non-lvalue to component.
24419 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24421 PR preprocessor/34695
24422 * Makefile.in (c-opts.o): Depend on c-tree.h.
24423 * c-common.c: Move down include of diagnostic.h.
24424 (done_lexing, c_cpp_error): New.
24425 * c-common.h (done_lexing): Declare.
24426 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24428 * c-opts.c: Include c-tree.h.
24429 (c_common_init_options): Set preprocessor error callback.
24430 (c_common_handle_option): Do not set preprocessor
24431 inhibit_warnings, warnings_are_errors, warn_system_headers,
24432 pedantic_errors or inhibit_warnings flags.
24433 (c_common_post_options): Do not check cpp_errors (parse_in).
24434 (c_common_finish): Do not output dependencies if there were
24435 errors. Do not check return value of cpp_finish.
24436 * c-ppoutput.c (pp_file_change): Set input_location.
24437 * c-tree.h (c_cpp_error): Declare.
24438 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24440 (diagnostic_build_prefix): Check override_column.
24441 * diagnostic.h (diagnostic_info): Add override_column field.
24442 (diagnostic_override_column): Define.
24444 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24446 * c-common.c (c_expand_expr, c_staticp): Remove.
24447 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24448 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24449 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24450 * c-gimplify.c (gimplify_compound_literal_expr,
24451 optimize_compound_literals_in_ctor): Remove.
24452 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24453 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24454 * c-semantics.c (emit_local_var): Remove.
24456 * langhooks-def.h (lhd_expand_expr): Remove.
24457 * langhooks.c (lhd_expand_expr): Remove.
24458 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24460 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24461 handling from c-semantics.c; don't call into langhook.
24462 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24463 * gimplify.c (gimplify_compound_literal_expr,
24464 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24465 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24466 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24467 as was done in c-gimplify.c.
24468 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24469 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24470 Move from c-common.h.
24471 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24473 * tree.c (staticp): Do not call langhook.
24474 * langhooks.c (lhd_staticp): Delete.
24475 * langhooks-def.h (lhd_staticp): Delete prototype.
24476 (LANG_HOOKS_STATICP): Delete.
24477 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24479 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24480 instead of DECL_STMTs.
24482 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24490 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24492 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24493 contained expression.
24494 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24495 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24496 conditional expressions for C.
24497 (decl_constant_value_for_optimization): Move from
24498 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24499 whether optimizing and that the expression is a VAR_DECL not of
24500 array type instead of doing such checks in the caller. Do not
24501 check pedantic. Call gcc_unreachable for C++.
24502 * c-common.def (C_MAYBE_CONST_EXPR): New.
24503 * c-common.h (c_fully_fold, c_save_expr,
24504 decl_constant_value_for_optimization): New prototypes.
24505 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24506 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24507 EXPR_INT_CONST_OPERANDS): Define.
24508 * c-convert.c (convert): Strip nops from expression.
24509 * c-decl.c (groktypename): Take extra parameters expr and
24510 expr_const_operands. Update call to grokdeclarator.
24511 (start_decl): Update call to grokdeclarator. Add statement for
24512 expressions used in type of decl.
24513 (grokparm): Update call to grokdeclarator.
24514 (push_parm_decl): Update call to grokdeclarator.
24515 (build_compound_literal): Add parameter non_const and build a
24516 C_MAYBE_COSNT_EXPR if applicable.
24517 (grokdeclarator): Take extra parameters expr and
24518 expr_const_operands. Track expressions used in declaration
24519 specifiers and declarators. Fold array sizes and track whether
24520 they are constant expressions and whether they are integer
24521 constant expressions.
24522 (parser_xref_tag): Set expr and expr_const_operands fields in
24524 (grokfield): Update call to grokdeclarator.
24525 (start_function): Update call to grokdeclarator.
24526 (build_null_declspecs): Set expr and expr_const_operands fields in
24528 (declspecs_add_type): Handle expressions in typeof specifiers.
24529 * c-parser.c (c_parser_declspecs): Set expr and
24530 expr_const_operands fields for declaration specifiers.
24531 (c_parser_enum_specifier): Likewise.
24532 (c_parser_struct_or_union_specifier): Likewise.
24533 (c_parser_typeof_specifier): Likewise. Update call to
24534 groktypename. Fold expression as needed. Return expressions with
24535 type instead of adding statements.
24536 (c_parser_attributes): Update calls to c_parser_expr_list.
24537 (c_parser_statement_after_labels): Fold expression before passing
24538 to objc_build_throw_stmt.
24539 (c_parser_condition): Fold expression.
24540 (c_parser_asm_operands): Fold expression.
24541 (c_parser_conditional_expression): Use c_save_expr. Update call
24542 to build_conditional_expr.
24543 (c_parser_alignof_expression): Update call to groktypename.
24544 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24545 original_code. Fold expression argument of va_arg. Create
24546 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24547 argument to va_arg. Update calls to groktypename. Fold array
24548 index for offsetof. Verify that first argument to
24549 __builtin_choose_expr has integer type.
24550 (c_parser_postfix_expression_after_paren_type): Update calls to
24551 groktypename and build_compound_literal. Handle expressions with
24552 side effects in type name.
24553 (c_parser_postfix_expression_after_primary): Update call to
24554 c_parser_expr_list. Set original_code for calls to
24555 __builtin_constant_p.
24556 (c_parser_expr_list): Take extra parameter fold_p. Fold
24557 expressions if requested.
24558 (c_parser_objc_type_name): Update call to groktypename.
24559 (c_parser_objc_synchronized_statement): Fold expression.
24560 (c_parser_objc_receiver): Fold expression.
24561 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24562 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24563 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24564 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24565 (struct c_typespec): Add elements expr and expr_const_operands.
24566 (struct c_declspecs): Add elements expr and expr_const_operands.
24567 (groktypename, build_conditional_expr, build_compound_literal):
24569 (in_late_binary_op): Declare.
24570 * c-typeck.c (note_integer_operands): New function.
24571 (in_late_binary_op): New variable.
24572 (decl_constant_value_for_broken_optimization): Move to c-common.c
24573 and rename to decl_constant_value_for_optimization.
24574 (default_function_array_conversion): Do not strip nops.
24575 (default_conversion): Do not call
24576 decl_constant_value_for_broken_optimization.
24577 (build_array_ref): Do not fold result.
24578 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24579 result when operand is a VLA.
24580 (c_expr_sizeof_type): Update call to groktypename. Handle
24581 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24582 result when operand names a VLA type.
24583 (build_function_call): Update call to build_compound_literal.
24584 Only fold result for calls to __builtin_* functions. Strip
24585 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24586 the function designator.
24587 (convert_arguments): Fold arguments. Update call to
24588 convert_for_assignment.
24589 (build_unary_op): Handle increment and decrement of
24590 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24591 decrement earlier. Fold operand of increment and decrement.
24592 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24593 built for integer operand. Wrap returns that are INTEGER_CSTs
24594 without being integer constant expressions or that have integer
24595 constant operands without being INTEGER_CSTs.
24596 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24597 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24598 result is an integer constant expression or can be used in
24599 unevaluated parts of one and avoid folding and wrap as
24600 appropriate. Fold operands before possibly doing -Wsign-compare
24602 (build_compound_expr): Wrap result for C99 if operands can be used
24603 in integer constant expressions.
24604 (build_c_cast): Update call to digest_init. Do not ignore
24605 overflow from casting floating-point constants to integers. Wrap
24606 results that could be confused with integer constant expressions,
24607 null pointer constants or floating-point constants.
24608 (c_cast_expr): Update call to groktypename. Handle expressions
24609 included in type name.
24610 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24611 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24612 Update calls to convert_for_assignment.
24613 (convert_for_assignment): Take new parameter
24614 null_pointer_constant. Do not strip nops or call
24615 decl_constant_value_for_broken_optimization. Set
24616 in_late_binary_op for conversions to boolean.
24617 (store_init_value): Update call to digest_init.
24618 (digest_init): Take new parameter null_pointer_constant. Do not
24619 call decl_constant_value_for_broken_optimization. pedwarn for
24620 initializers not constant expressions. Update calls to
24621 convert_for_assignment.
24622 (constructor_nonconst): New.
24623 (struct constructor_stack): Add nonconst element.
24624 (really_start_incremental_init, push_init_level, pop_init_level):
24625 Handle constructor_nonconst and nonconst element.
24626 (set_init_index): Call constant_expression_warning for array
24628 (output_init_element): Fold value. Set constructor_nonconst as
24629 applicable. pedwarn for initializers not constant expressions.
24630 Update call to digest_init. Call constant_expression_warning
24631 where constant initializers are required.
24632 (process_init_element): Use c_save_expr.
24633 (c_finish_goto_ptr): Fold expression.
24634 (c_finish_return): Fold return value. Update call to
24635 convert_for_assignment.
24636 (c_start_case): Fold switch expression.
24637 (c_process_expr_stmt): Fold expression.
24638 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24639 ensure statement expression is not evaluated in constant expression.
24640 (build_binary_op): Track whether results are integer constant
24641 expressions or may occur in such, disable folding and wrap results
24642 as applicable. Fold operands for -Wsign-compare warnings unless
24644 (c_objc_common_truthvalue_conversion): Handle results folded to
24645 integer constants that are not integer constant expressions.
24646 * doc/extend.texi: Document when typeof operands are evaluated,
24647 that condition of __builtin_choose_expr is an integer constant
24648 expression, and more about use of __builtin_constant_p in
24651 2009-03-29 Richard Guenther <rguenther@suse.de>
24653 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24654 propagate addresses of array references.
24656 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24658 * regmove.c (perhaps_ends_bb_p): Remove.
24659 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24660 from INSN and check that the main loop stays within that basic block.
24661 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24662 (regmove_forward_pass): Split out from regmove_optimize. Use
24663 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24664 (regmove_backward_pass): Split out from regmove_optimize. Use
24665 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24666 (regmove_optimize): Simplify.
24668 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24671 * config/i386/i386.c (classify_argument): Ignore flexible array
24672 member in struct and warn ABI change.
24674 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24676 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24678 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24679 (ix86_adjust_cost): Updated.
24681 2009-03-29 Jan Hubicka <jh@suse.cz>
24683 PR middle-end/28850
24684 * tree-pass.h (pass_cleanup_eh): New function.
24685 (remove_unreachable_regions): Break code handling RTL
24686 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24687 that can not be reached by runtime.
24688 (can_be_reached_by_runtime): New function.
24689 (label_to_region_map): New function.
24690 (num_eh_regions): New function.
24691 (rtl_remove_unreachable_regions): New function.
24692 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24693 (remove_eh_region): New function.
24694 * except.h: Include sbitmap and vecprim.
24695 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24696 num_eh_regions): Declare.
24697 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24698 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24699 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24700 (tree_empty_eh_handler_p): New function.
24701 (cleanup_empty_eh): New function.
24702 (cleanup_eh): New function.
24703 (pass_cleanup_eh): New function.
24705 2009-03-29 Jan Hubicka <jh@suse.cz>
24707 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24708 for removed regions.
24710 2009-03-29 Jan Hubicka <jh@suse.cz>
24712 * except.c (dump_eh_tree): Dump all datastructures.
24714 2009-03-29 Jan Hubicka <jh@suse.cz>
24716 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24717 (duplicate_eh_regions_1): Likewise.
24718 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24719 vector; call EH verification.
24720 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24721 Be ready for region being removed.
24723 2009-03-29 Jan Hubicka <jh@suse.cz>
24725 * bitmap.c (bitmap_last_set_bit): New function.
24726 * bitmap.h (bitmap_last_set_bit): Declare.
24728 2009-03-29 David Ayers <ayers@fsfe.org>
24731 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24732 by calling objc_compare_types and surpress warnings about
24733 incompatible C pointers that are compatible ObjC pointers.
24735 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24737 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24738 call initialize_inline_failed.
24739 (initialize_inline_failed): Move it from here ...
24740 * cgraph.c (initialize_inline_failed): ... to here.
24741 (cgraph_create_edge): Call initialize_inline_failed rather than
24742 setting inline_failed directly.
24744 2009-03-29 Ben Elliston <bje@au.ibm.com>
24747 * sysv4.opt (msdata): Improve comment.
24748 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24749 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24751 2009-03-29 Ben Elliston <bje@au.ibm.com>
24754 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24755 load and store attributes.
24757 2009-03-29 Ben Elliston <bje@au.ibm.com>
24759 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24760 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24761 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24762 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24763 __builtin_infq and __builtin_huge_valq.
24765 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24767 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24769 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24770 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24772 2009-03-28 Xinliang David Li <davidxl@google.com>
24774 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24775 (do_dbg_cnt): New function.
24777 2009-03-28 Jan Hubicka <jh@suse.cz>
24779 Merge from pretty-ipa:
24781 2009-03-27 Jan Hubicka <jh@suse.cz>
24783 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24784 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24785 * passes.c (function_called_by_processed_nodes_p): New.
24786 * ipa-pure-const.c (check_call): Fix handling of operands.
24787 (analyze_function): Dump debug output for skipped bodies.
24788 (local_pure_const): Use function_called_by_processed_nodes_p.
24789 * dwarf2out.c (reference_to_unused): Use output.
24790 * passes.c (do_per_function_toporder): Likewise.
24792 2008-11-12 Jan Hubicka <jh@suse.cz>
24794 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24795 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24796 state_set_in_source enum
24797 (check_decl): Ignore memory tags; do not set fake looping flags;
24799 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24800 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24801 (check_call, analyze_function): Rewrite.
24803 (add_new_function): Update call of analyze_function.
24804 (generate_summary): Add call of analyze_function.
24805 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24806 (local_pure_const): New function.
24807 (pass_local_pure_const): New pass.
24808 * ipa-inline.c (inline_transform): Set after_inlining.
24809 * tree-eh.c (stmt_can_throw_external): New.
24810 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24811 work with aliasing built.
24812 * tree-flow.h (stmt_can_throw_external): New.
24813 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24814 and local pure/const pass in early and late optimization queue.
24816 2009-03-28 Martin Jambor <mjambor@suse.cz>
24818 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24820 (fold_binary): Allow function decl aligment consideration is the
24821 second argument is integer constant one.
24822 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24823 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24824 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24826 2009-03-28 Jan Hubicka <jh@suse.cz>
24828 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24829 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24830 * function.h (rtl_data): Add nothrow flag.
24831 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24832 set DECL_NOTHROW for AVAILABLE functions.
24834 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24836 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24837 following vector keyword has expansion starting with pixel or bool
24838 keyword, expand vector to __vector and pixel or bool to __pixel or
24842 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24843 warn_if_disallowed_function_p): Removed.
24844 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24845 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24846 warning_if_disallowed_function_p.
24847 * flags.h (warn_if_disallowed_function_p,
24848 warn_disallowed_functions): Removed.
24849 * common.opt (Wdisallowed-function-list=): Removed.
24850 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24852 2009-03-28 Richard Guenther <rguenther@suse.de>
24854 PR tree-optimization/38723
24855 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24858 2009-03-28 Jan Hubicka <jh@suse.cz>
24860 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24861 test introduced by my previous patch.
24863 2009-03-28 Richard Guenther <rguenther@suse.de>
24865 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24866 the PHIs value undefined.
24868 2009-03-28 Jan Hubicka <jh@suse.cz>
24870 * tree-pass.h (pass_fixup_cfg): New pass.
24871 * ipa-inline.c (inline_transform): Set
24872 always_inline_functions_inlined/after_inlining.
24873 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24874 (pass_fixup_cfg): New pass.
24875 * passes.c (init_optimization_passes): Add fixup_cfg.
24877 2009-03-28 Richard Guenther <rguenther@suse.de>
24879 PR tree-optimization/38458
24880 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24881 argument use the arguments copy-of value.
24883 2009-03-28 Richard Guenther <rguenther@suse.de>
24885 PR tree-optimization/38180
24886 * tree-ssa-ccp.c (get_default_value): Simplify.
24887 (likely_value): Likewise.
24888 (surely_varying_stmt_p): Properly handle VOP case.
24889 (ccp_initialize): Likewise.
24890 (ccp_fold): Handle propagating through *&.
24891 (fold_const_aggregate_ref): Also handle decls.
24893 2009-03-28 Jan Hubicka <jh@suse.cz>
24895 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24896 * cgraph.h (cgraph_node): Likewise.
24897 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24898 (cgraph_reset_node): Use process flag.
24899 (cgraph_mark_functions_to_output): Likewise.
24900 (cgraph_expand_function): Likewise.
24901 (cgraph_expand_all_functions): Likewise.
24902 (cgraph_output_in_order): Likewise.
24903 * dwarf2out.c (reference_to_unused): Likewise.
24904 * passes.c do_per_function_toporder): Likewise.
24906 2009-03-28 Jan Hubicka <jh@suse.cz>
24908 Bring from lto-branch:
24910 2008-09-03 Doug Kwan <dougkwan@google.com>
24912 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24913 enums instead of reason strings.
24914 * cgraph.c (cgraph_create_edge): Same.
24915 (cgraph_inline_failed_string): New function.
24916 * cgraph.h (cgraph_inline_failed_t): New enum type.
24917 (cgraph_inline_failed_string): New prototype.
24918 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24919 char pointer to cgraph_inline_failed_t.
24920 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24921 (cgraph_default_inline_p): Ditto.
24922 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24923 to cgraph_inline_failed_t pointer.
24924 * cif-code.def: New file.
24925 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24927 (cgraph_check_inline_limits): Change type of REASON to pointer to
24928 cgraph_inline_failed_t. Replace reason strings with enums.
24929 (cgraph_default_inline_p): Ditto.
24930 (cgraph_recursive_inlining_p): Ditto.
24931 (update_caller_keys): Change type of FAILED_REASON to
24932 cgraph_inline_failed_t.
24933 (cgraph_set_inline_failed): Change type of REASON to pointer to
24934 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24935 convert enums to strings for text output.
24936 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24937 to be of type cgraph_inline_failed_t. Replace reason strings with
24938 enums. Call cgraph_inline_failed_string to covert enums
24939 to strings for text output.
24940 (cgraph_decide_inlining): Replace reason strings with enums.
24941 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24942 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24944 * tree-inline.c (expand_call_inline): Change type of REASON
24945 to cgraph_inline_failed_t. Replace reason strings with enums.
24946 Call cgraph_inline_failed_string for text output.
24947 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24950 2009-03-28 Jan Hubicka <jh@suse.cz>
24952 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24953 cgraph_clone_node): Remove master clone handling.
24954 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24955 * cgraph.h (master_clone): Remove.
24956 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24957 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24958 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24960 2009-03-28 Jan Hubicka <jh@suse.cz>
24962 * cgraph.c (cgraph_function_body_availability): Functions declared
24963 inline are always safe to assume that it is not going to be replaced.
24965 2009-03-28 Richard Guenther <rguenther@suse.de>
24967 PR tree-optimization/38513
24968 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24969 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24970 EXC_PTR_EXPR and FILTER_EXPR.
24971 (get_ref_from_reference_ops): Likewise.
24973 2009-03-28 Richard Guenther <rguenther@suse.de>
24975 PR tree-optimization/38968
24976 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24977 Use FLOOR_MOD_EXPR to compute misalignment.
24979 2009-03-28 Richard Guenther <rguenther@suse.de>
24981 PR tree-optimization/37795
24982 * tree.h (combine_comparisons): Declare.
24983 * fold-const.c (combine_comparisons): Export.
24984 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24986 (ifcombine_iforif): Use combine_comparisons.
24988 2009-03-28 Jan Hubicka <jh@suse.cz>
24990 * tree-eh.c (inlinable_call_p): New function.
24991 (make_eh_edges): Use it.
24992 (verify_eh_edges): Use it.
24993 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24994 * except.c (reachable_next_level): Add inlinable_function argument
24995 (sjlj_find_directly_reachable_regions): Update.
24996 (add_reachable_handler): Do not set saw_any_handlers.
24997 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24998 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24999 Add new inlinable call parameter.
25000 (can_throw_internal, can_throw_external): Update.
25001 * except.h (can_throw_internal_1, can_throw_external_1,
25002 foreach_reachable_handler): Update declaration.
25004 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25006 * config/arm/t-arm-coff, config/h8300/coff.h,
25007 config/i386/i386-aout.h, config/i386/i386-coff.h,
25008 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25009 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25010 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25011 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25012 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25013 sys-types.h: Remove.
25014 * Makefile.in: Remove protoize and fixproto support and references
25016 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25017 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25019 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25020 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25021 unprotoize$(exeext).
25022 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25023 (.PHONY): Don't depend on proto.
25024 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25025 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25026 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25027 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25028 build/gen-protos.o, build/scan.o, xsys-protos.h,
25029 build/fix-header$(build_exeext), build/fix-header.o,
25030 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25031 stmp-install-fixproto): Remove.
25032 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25033 SYSCALLS.c or fixproto files.
25034 (install-common): Don't install protoize.
25035 (install-headers-tar, install-headers-cpio, install-headers-cp):
25036 Don't depend on $(STMP_FIXPROTO).
25037 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25038 install fixproto files or write out fixproto settings.
25039 (uninstall): Don't uninstall protoize.
25040 * config.gcc (use_fixproto): Remove.
25041 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25042 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25043 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25044 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25045 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25046 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25047 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25048 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25049 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25050 * config/t-vxworks (STMP_FIXPROTO): Remove.
25051 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25052 STMP_FIXPROTO): Remove.
25053 * config.in, configure: Regenerate.
25054 * crtstuff.c (gid_t, uid_t): Don't undefine.
25055 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25056 (arm-*-coff, arm-*-aout: Remove target entries.
25057 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25058 Remove mention of AIX 4.1.
25059 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25060 * doc/invoke.texi (Running Protoize): Remove.
25061 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25062 (Protoize Caveats): Remove.
25063 * tsystem.h: Update comments on headers assumed to exist.
25065 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25067 * genautomata.c: Add a new year to the copyright. Add a new
25069 (struct insn_reserv_decl): Add comments for member bypass_list.
25070 (find_bypass): Remove.
25071 (insert_bypass): New.
25072 (process_decls): Use insert_bypass.
25073 (output_internal_insn_latency_func): Output all bypasses with the
25074 same input insn in one switch case.
25076 * rtl.def (define_bypass): Describe bypass choice.
25077 * doc/md.texi (define_bypass): Ditto.
25079 2009-03-27 Richard Guenther <rguenther@suse.de>
25081 * gimplify.c (mark_addressable): Export.
25082 * tree-flow.h (mark_addressable): Declare.
25083 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25084 * tree-ssa.c (verify_phi_args): Verify that address taken
25085 variables have TREE_ADDRESSABLE set.
25087 2009-03-27 Richard Guenther <rguenther@suse.de>
25089 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25090 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25091 Do not mark decls TREE_ADDRESSABLE.
25092 (build_fold_addr_expr): Adjust.
25093 (fold_addr_expr): Remove.
25094 (fold_unary): Use build_fold_addr_expr.
25095 (fold_comparison): Likewise.
25096 (split_address_to_core_and_offset): Likewise.
25097 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25099 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25100 (gimplify_modify_expr_to_memcpy): Mark source and destination
25102 * omp-low.c (create_omp_child_function): Mark the object decl
25104 (lower_rec_input_clauses): Mark the var we take the address of
25106 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25108 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25110 PR middle-end/39315
25111 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25112 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25114 2009-03-27 Richard Guenther <rguenther@suse.de>
25116 PR tree-optimization/39120
25117 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25119 (handle_lhs_call): Process return constraints. Add escape
25120 constraints if necessary.
25121 (handle_const_call): Fill out return constraints. Make nested
25122 case more precise. Avoid consttmp if possible.
25123 (handle_pure_call): Fill out return constraints. Avoid
25124 callused if possible.
25125 (find_func_aliases): Simplify call handling.
25127 2009-03-27 Richard Guenther <rguenther@suse.de>
25129 PR tree-optimization/39120
25130 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25131 as a representative.
25132 (solve_graph): Do propagate CALLUSED.
25133 (handle_pure_call): Use a scalar constraint from CALLUSED for
25135 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25138 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25141 * c-common.c (handle_aligned_attribute): Properly check alignment
25142 overflow. Use (1U << i) instead of (1 << i).
25144 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25146 * expr.h (get_mem_align_offset): Updated.
25148 * tree.h (tree_decl_common): Change align to "unsigned int" and
25149 move it before pointer_alias_set.
25151 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25152 Jakub Jelinek <jakub@redhat.com>
25155 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25156 gr_register_operand with gr_reg_or_0_operand.
25157 (cmpxchg_rel_di): Likewise.
25158 (sync_lock_test_and_set<mode>): Likewise.
25160 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25162 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25163 (true_regnum): Likewise.
25165 * rtlanal.c (subreg_info): Moved to ...
25166 * rtl.h (subreg_info): Here. New.
25167 (subreg_get_info): New.
25169 * rtlanal.c (subreg_get_info): Make it extern.
25171 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25174 * config/i386/i386.c (ix86_abi): New.
25175 (override_options): Handle -mabi=.
25176 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25177 (ix86_call_abi_override): Likewise.
25178 (init_cumulative_args): Likewise.
25179 (function_arg_advance): Likewise.
25180 (function_arg_64): Likewise.
25181 (function_arg): Likewise.
25182 (ix86_pass_by_reference): Likewise.
25183 (ix86_function_value_regno_p): Likewise.
25184 (ix86_build_builtin_va_list_abi): Likewise.
25185 (setup_incoming_varargs_64): Likewise.
25186 (is_va_list_char_pointer): Likewise.
25187 (ix86_init_machine_status): Likewise.
25188 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25189 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25190 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25191 (ix86_function_abi): Make it static and return enum calling_abi.
25192 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25194 (ix86_fn_abi_va_list): Updated.
25196 * config/i386/i386.h (ix86_abi): New.
25197 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25198 (CONDITIONAL_REGISTER_USAGE): Likewise.
25199 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25200 (machine_function): Likewise.
25202 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25204 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25205 (STACK_BOUNDARY): Likewise.
25206 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25208 * config/i386/i386.opt (mabi=): New.
25210 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25211 return enum calling_abi.
25212 (ix86_function_type_abi): Likewise.
25213 (ix86_function_abi): Removed.
25215 * doc/invoke.texi: Document -mabi= option for x86.
25217 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25219 * builtins.c (real_dconstp): Delete.
25220 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25222 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25223 Jakub Jelinek <jakub@redhat.com>
25226 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25227 (gen_subprogram_die): When a function is explicit, generate the
25228 DW_AT_explicit attribute.
25229 * langhooks.h (struct lang_hooks_for_decls): Add
25230 function_decl_explicit_p langhook.
25231 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25232 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25234 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25236 * builtins.c (fold_builtin_memory_op): Optimize memmove
25237 into memcpy if we can prove source and destination don't overlap.
25239 * tree-inline.c: Include gt-tree-inline.h.
25240 (clone_fn_id_num): New variable.
25241 (clone_function_name): New function.
25242 (tree_function_versioning): Use it.
25243 * Makefile.in (GTFILES): Add tree-inline.c.
25245 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25247 * BASE-VER: Change to 4.5.0.
25249 2009-03-27 Xinliang David Li <davidxl@google.com>
25251 PR tree-optimization/39557
25252 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25254 2009-03-27 Xinliang David Li <davidxl@google.com>
25256 PR tree-optimization/39548
25257 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25260 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25262 * c-common.c (pointer_int_sum): Use %wd on return from
25265 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25267 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25268 on return from tree_low_cst.
25270 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25273 * ginclude/stdarg.h (va_copy): Define also for
25274 __GXX_EXPERIMENTAL_CXX0X__.
25276 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25279 * builtins.h (c_strlen): Do not warn here.
25280 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25281 * c-common.c (pointer_int_sum): Take an explicit location.
25282 Warn about offsets out of bounds.
25283 * c-common.h (pointer_int_sum): Adjust declaration.
25285 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25287 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25290 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25293 * opts.c (warn_if_disallowed_function_p): Don't assume
25294 get_callee_fndecl must return non-NULL.
25296 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25298 PR rtl-optimization/39522
25299 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25300 when reg_reloaded_valid is set.
25302 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25304 * config/spu/divv2df3.c: New file.
25305 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25306 (DPBIT_FUNCS): Filter out _div_df.
25308 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25310 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25311 a jump insn, count that jump in the distance to the loop start.
25313 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25316 * config/sh/sh.c (calc_live_regs): Fix condition for global
25317 registers except PIC_OFFSET_TABLE_REGNUM.
25319 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25322 * doc/invoke.texi (-mconsole): New.
25324 (-mno-cygwin): New.
25326 (-mnop-fun-dllimport): New.
25330 (sub section "i386 and x86-64 Windows Options"): New.
25332 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25334 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25335 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25337 2009-03-25 Richard Guenther <rguenther@suse.de>
25339 PR middle-end/39497
25340 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25343 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25345 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25346 neither of haifa/selective schedulers are working.
25348 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25350 * doc/invoke.texi (Debugging Options): Fix description of
25351 -fno-merge-debug-strings.
25353 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25355 * config/cris/libgcc.ver: New version-script.
25356 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25358 * configure.ac <GAS features, nop mnemonic>: Add pattern
25359 crisv32-*-* for "nop".
25360 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25361 * configure: Regenerate.
25363 2009-03-24 Ira Rosen <irar@il.ibm.com>
25365 PR tree-optimization/39529
25366 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25367 mark_sym_for_renaming for the tag copied to the new vector
25370 2009-03-24 Arthur Loiret <aloiret@debian.org>
25372 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25373 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25374 EXTRA_SPEC_FUNCTIONS.
25375 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25376 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25377 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25378 -march and -mtune options.
25380 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25382 * config/m68k/t-rtems: Add m5329 multilib.
25384 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25385 Jakub Jelinek <jakub@redhat.com>
25388 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25391 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25394 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25395 instead of c_parser_expression_conv, if original_code isn't one of the
25396 4 allowed comparison codes, fail.
25398 2009-03-23 Richard Guenther <rguenther@suse.de>
25400 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25401 * tree.h (struct tree_type): Likewise.
25402 * reload.h (struct insn_chain): Likewise.
25403 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25404 * function.h (struct function): Likewise.
25405 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25407 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25409 PR tree-optimization/39516
25410 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25412 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25414 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25415 should be set true if BITS_PER_WORD of target is bigger than 32
25417 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25419 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25420 Translate -B-options to -rpath-link. Correct existing
25421 rpath-link and conditionalize on !nostdlib.
25423 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25425 * doc/extend.texi (Function Attributes, Variable Attributes):
25427 * doc/invoke.texi (Debugging Options, Optimize Options)
25428 (i386 and x86-64 Options, MCore Options): Likewise.
25430 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25433 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25434 it for block local namespace aliases.
25435 (gen_decl_die): Pass context_die to gen_namespace_die.
25437 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25440 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25441 minimum or maximum value.
25443 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25445 * reginfo.c (globalize_reg): Recompute derived reg sets.
25447 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25450 * libgcc2.c (mprotect): Do not use signed arguments for
25451 VirtualProtect, use DWORD arguments. Also fix the 'may
25452 be used uninitialized' warning for the np variable.
25454 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25457 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25458 functions using regparm calling conventions when not optimizing.
25459 (ix86_function_sseregparm): Similarly for sseregparm calling
25462 2009-03-19 Li Feng <nemokingdom@gmail.com>
25464 PR middle-end/39500
25465 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25466 dependence if the first conflict is after niter iterations.
25468 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25470 PR middle-end/38609
25471 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25472 functions with dynamic stack-pointer adjustments.
25474 2009-03-19 Ben Elliston <bje@au.ibm.com>
25476 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25477 option; change to -msdata=data.
25479 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25481 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25484 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25487 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25489 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25491 * doc/invoke.texi (Code Gen Options): Expand discussion of
25494 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25496 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25497 * matrix-reorg.c (struct matrix_info): Likewise.
25498 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25499 * rtl.h (struct mem_attrs): Likewise.
25500 * df.h (struct df): Likewise.
25501 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25502 * ira-int.h (struct ira_allocno): Likewise.
25503 * df-scan.c (struct df_collection_rec): Likewise.
25504 * ira.c (struct equivalence): Likewise.
25505 * function.c (struct temp_slot): Likewise.
25506 * cfgloop.h (struct loop): Likewise.
25509 * function.c (use_register_for_decl): When not optimizing, disregard
25510 register keyword for variables with types containing methods.
25512 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25514 PR middle-end/39447
25515 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25516 (is_simple_operand): Call contains_component_ref_p before calling data
25517 reference analysis that would fail on COMPONENT_REFs.
25519 * tree-vrp.c (search_for_addr_array): Fix formatting.
25521 2009-03-18 Richard Guenther <rguenther@suse.de>
25523 * tree-vect-transform.c (vect_loop_versioning): Fold the
25524 generated comparisons.
25525 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25526 (slpeel_tree_peel_loop_to_edge): Likewise.
25528 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25530 PR middle-end/37805
25531 * opts.c (print_specific_help): In addition to `undocumented',
25532 accept `separate' and `joined' flags if passed alone. Describe
25533 output by the first matched one of those.
25534 (common_handle_option): Skip over empty strings.
25535 * gcc.c (display_help): Fix help string for `--help='.
25536 * doc/invoke.texi (Option Summary, Overall Options): With
25537 `--help=', classes and qualifiers can both be repeated, but
25538 only the latter can be negated. One should not pass only
25539 negated qualifiers. Fix markup and examples.
25542 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25543 PR middle-end/37805
25544 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25545 and -fhelp=separate.
25547 2009-03-17 Jing Yu <jingyu@google.com>
25549 PR middle-end/39378
25550 * function.h (struct rtl_data): Move is_thunk from here...
25551 (struct function): ...to here.
25552 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25553 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25555 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25557 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25558 (alpha_output_function_end_prologue): Likewise.
25559 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25560 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25561 (rs6000_output_function_epilogue): Likewise.
25562 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25564 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25567 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25568 from different units in a single alternative.
25569 (*truncdfsf_i387): Ditto.
25570 (*truncxfsf2_mixed): Ditto.
25571 (*truncxfdf2_mixed): Ditto.
25573 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25575 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25576 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25579 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25580 unused non-artificial variables when not optimizing.
25583 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25584 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25585 NAMESPACE_DECL in its DECL_INITIAL.
25587 PR middle-end/39443
25588 * optabs.c (set_user_assembler_libfunc): New function.
25589 * expr.h (set_user_assembler_libfunc): New prototype.
25590 * c-common.c: Include libfuncs.h.
25591 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25592 for memcmp, memset, memcpy, memmove and abort.
25593 * Makefile.in (c-common.o): Depend on libfuncs.h.
25596 * dwarf2out.c (gen_inlined_enumeration_type_die,
25597 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25598 gen_tagged_type_instantiation_die): Removed.
25599 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25602 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25605 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25607 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25608 (check-parallel-%): Ditto.
25609 (check-consistency): Ditto.
25611 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25613 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25614 local variable rhs by NULL_TREE.
25616 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25619 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25621 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25624 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25626 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25629 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25630 for ms->sysv ABI calls only in 64bit mode.
25632 * config/i386/i386.md (untyped_call): Support 32bit.
25634 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25636 * doc/extend.texi: Replace x86_65 with x86_64.
25638 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25640 PR tree-optimization/39455
25641 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25642 mismatches for POINTER_TYPE_P (type).
25643 (number_of_iterations_le): Likewise.
25645 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25647 * config/picochip/picochip.c: Removed profiling support.
25648 * config/picochip/picochip.md: Removed profiling instruction.
25649 * config/picochip/picochip.h: Removed profiling builtin.
25651 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25653 * doc/install.texi (--with-host-libstdcxx): Document.
25655 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25658 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25659 generate a warning if the function name does not begin with
25660 "__vector" and the function has either the 'signal' or 'interrupt'
25661 attribute, from here to ...
25662 (avr_declare_function_name): ...here. New function.
25663 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25664 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25666 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25669 * cse.c (fold_rtx): Don't modify original const_arg1 when
25670 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25671 separate variable instead.
25672 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25673 from out of range shift counts.
25674 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25676 2009-03-13 Catherine Moore <clm@codesourcery.com>
25678 * config/i386/x-mingw32 (host-mingw32.o): Replace
25679 diagnostic.h with $(DIAGNOSTIC_H).
25681 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25684 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25686 * config/i386/sync.md (sync_compare_and_swap<mode>,
25687 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25688 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25690 (sync_double_compare_and_swapdi_pic,
25691 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25692 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25694 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25697 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25699 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25702 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25703 (avx_addsubv4df3): Likewise.
25704 (*avx_addsubv4sf3): Likewise.
25705 (sse3_addsubv4sf3): Likewise.
25707 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25710 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25712 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25715 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25716 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25717 registers for allocnos created from user-defined variables.
25719 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25722 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25723 of non-integer mode as well.
25725 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25727 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25728 for functions for which the parameter types are unknown.
25730 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25733 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25734 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25735 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25736 * config/i386/i386.c (ix86_local_alignment): For
25737 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25738 long long variables on the stack to avoid dynamic realignment.
25739 Allow the first argument to be a decl rather than type.
25740 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25742 2009-03-11 Nick Clifton <nickc@redhat.com>
25745 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25747 Add description to mno-lsim option.
25748 * config/mcore/mcore.h: Remove comment about deprecated m4align
25750 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25751 * doc/invoke.texi: Add description of mno-lsim and
25752 mstack-increment options.
25754 * config/fr30/fr30.opt: Document the -mno-lsim option.
25755 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25756 and -mno-lsim options.
25758 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25760 * fold-const.c (fold_comparison): Only call fold_inf_compare
25761 if the mode supports infinities.
25763 2009-03-11 Jason Merrill <jason@redhat.com>
25766 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25767 end already did. Notice GIMPLE_CALL modifications of the result.
25768 Don't copy debug information from an ignored decl or a decl from
25771 2009-03-10 Richard Guenther <rguenther@suse.de>
25772 Nathan Froyd <froydnj@codesourcery.com>
25774 PR middle-end/37850
25775 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25776 (__divMODE3): Likewise.
25778 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25780 PR tree-optimization/39394
25781 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25782 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25784 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25786 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25787 inline asms for register asm ("") declarations.
25789 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25791 * fold-const.c (fold_unary): Fix comment.
25793 2009-03-07 Jan Hubicka <jh@suse.cz>
25796 * tree-inline.c (setup_one_parameter): Do replacement of const
25797 argument by constant in SSA form.
25799 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25801 PR middle-end/38028
25802 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25803 determine alignment passed to assign_stack_local.
25804 (assign_parms_unsplit_complex): Likewise.
25805 * except.c (sjlj_build_landing_pads): Likewise.
25807 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25809 PR middle-end/39360
25810 * tree-flow.h (add_referenced_var): Return bool instead of void.
25811 * tree-dfa.c (add_referenced_var): Return result of
25812 referenced_var_check_and_insert call.
25813 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25814 of referenced_var_check_and_insert.
25817 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25818 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25819 DIE, don't emit it if abstract origin already has it.
25820 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25821 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25823 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25825 * genpreds.c (needs_variable): Fix parentheses at variable name
25827 (write_tm_constrs_h): Indent generated code.
25829 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25831 * doc/extend.texi (Function Attributes): Add documentation
25832 for isr attributes.
25834 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25837 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25838 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25840 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25842 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25845 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25848 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25849 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25851 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25853 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25854 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25855 constants instead of magic numbers.
25856 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25858 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25859 (x86_64_ms_abi_int_parameter_registers): Ditto.
25860 (x86_64_int_return_registers): Ditto.
25861 (ix86_maybe_switch_abi): Ditto.
25862 (ix86_expand_call): Ditto for clobbered_registers array.
25863 (ix86_hard_regno_mode_ok): Ditto.
25864 (x86_extended_QIreg_mentioned_p): Ditto.
25866 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25868 PR tree-optimization/39349
25869 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25871 * combine.c (gen_lowpart_for_combine): Use omode when generating
25874 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25876 PR rtl-optimization/39235
25877 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25879 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25881 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25883 2009-03-04 Richard Guenther <rguenther@suse.de>
25885 PR tree-optimization/39362
25886 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25887 that occur in abnormal PHIs should be varying.
25889 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25891 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25893 (simple_iv): Take loop as an argument instead of statement.
25894 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25895 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25897 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25899 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25900 * matrix-reorg.c (analyze_transpose): Ditto.
25901 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25902 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25903 * tree-predcom.c (ref_at_iteration): Ditto.
25904 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25906 2009-03-04 Richard Guenther <rguenther@suse.de>
25908 PR tree-optimization/39358
25909 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25910 escaped_id and callused_id.
25911 (solve_graph): Likewise.
25913 2009-03-04 Richard Guenther <rguenther@suse.de>
25915 PR tree-optimization/39339
25916 * tree-sra.c (try_instantiate_multiple_fields): Make it
25917 no longer ICE on the above.
25919 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25921 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25922 that fits within Pmode.
25924 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25926 PR middle-end/10109
25927 * tm.texi (LIBCALL_VALUE): Update description.
25929 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25931 PR middle-end/34443
25932 * doc/extend.texi (section): Update description.
25934 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25936 PR middle-end/39345
25937 * tree-inline.c (remapped_type): New.
25938 (can_be_nonlocal): Call remapped_type instead of remap_type.
25940 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25943 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25944 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25946 2009-03-03 Richard Guenther <rguenther@suse.de>
25948 PR middle-end/39272
25949 * tree.c (tree_nonartificial_location): New function.
25950 * tree.h (tree_nonartificial_location): Declare.
25951 * builtins.c (expand_builtin_memory_chk): Provide location
25952 of the call location for artificial function pieces.
25953 (maybe_emit_chk_warning): Likewise.
25954 (maybe_emit_sprintf_chk_warning): Likewise.
25955 (maybe_emit_free_warning): Likewise.
25956 * expr.c (expand_expr_real_1): Likewise.
25958 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25960 PR tree-optimization/39343
25961 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25962 COMPONENT_REF t has ARRAY_TYPE.
25964 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25966 PR middle-end/39335
25967 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25968 when the type precision of the induction variable should be
25969 larger than the type precision of nit.
25970 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25971 * graphite.c (graphite_loop_normal_form): Same.
25972 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25974 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25976 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25977 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25978 numbers to describe clobbered registers.
25979 (*call_value_0_rex64_ms_sysv): Ditto.
25980 * config/i386/mmx.md (mmx_emms): Ditto.
25981 (mmx_femms): Ditto.
25983 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25985 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25988 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25990 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25991 (spu_section_type_flags): New function.
25993 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25995 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25996 reg_class_contents of FLOAT_REGS into a temporary.
25998 2009-03-02 Richard Guenther <rguenther@suse.de>
25999 Ira Rosen <irar@il.ibm.com>
26001 PR tree-optimization/39318
26002 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26003 information to the vectorized statement.
26005 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26007 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26008 variable. Use defined names instead of magic constants for REX SSE
26011 2009-03-01 Richard Guenther <rguenther@suse.de>
26013 PR tree-optimization/39331
26014 * omp-low.c (lower_send_shared_vars): Do not receive new
26015 values for the reference of DECL_BY_REFERENCE parms or results.
26017 2009-03-01 Jan Hubicka <jh@suse.cz>
26020 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26021 BLOCK_NONLOCALIZED_VAR): New macros.
26022 (tree_block): Add nonlocalized_vars.
26023 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26024 gen_decl_die): Add origin argument. Allow generation of die with
26025 origin at hand only.
26026 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26027 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26029 (gen_block_die): Fix checking for unused blocks.
26030 (process_scope_var): Break out from .... ; work with origins only.
26031 (decls_for_scope) ... here; process nonlocalized list.
26032 (dwarf2out_ignore_block): Look for nonlocalized vars.
26033 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26035 (dump_scope_block): Dump them.
26036 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26037 (remap_block): Likewise.
26038 (can_be_nonlocal): New predicate.
26039 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26041 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26043 * configure: Regenerate.
26045 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26047 * optc-gen.awk: No need to duplicate option flags twice.
26048 Reuse help texts for duplicate options which do not have any.
26050 * gcc.c (display_help): Document --version.
26052 * gcc.c (main): If print_help_list and verbose_flag, ensure
26053 driver output comes before subprocess output.
26055 * optc-gen.awk: Assign all remaining fields to help string,
26056 space-separated, for multi-line help in *.opt.
26058 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26059 -Wno-pedantic-ms-format is for MinGW targets only.
26061 * doc/options.texi (Option file format): Fix bad indentation,
26062 restoring dropped sentence.
26064 2009-02-28 Jan Hubicka <jh@suse.cz>
26066 * tree-inline.c (tree_function_versioning): Output debug info.
26068 2009-02-28 Jan Hubicka <jh@suse.cz>
26071 * tree-inline.c (setup_one_parameter): Do not copy propagate
26072 arguments when not optimizing.
26074 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26077 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26078 (avx_addsubv4df3): Likewise.
26079 (*avx_addsubv4sf3): Likewise.
26080 (sse3_addsubv4sf3): Likewise.
26081 (*avx_addsubv2df3): Likewise.
26082 (sse3_addsubv2df3): Likewise.
26083 (avx_unpckhps256): Correct item selectors.
26084 (avx_unpcklps256): Likewise.
26085 (avx_unpckhpd256): Likewise.
26086 (avx_unpcklpd256): Likewise.
26088 2009-02-28 Jan Hubicka <jh@suse.cz>
26090 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26092 (copy_arguments_for_versioning): If var is declared don't declare it.
26093 (tree_function_versioning): First setup substitutions and then copy
26096 2009-02-27 Jan Hubicka <jh@suse.cz>
26099 * cgraph.h (varpool_output_debug_info): Remove.
26100 * cgraphunit.c (varpool_output_debug_info): Remove.
26101 * dwarf2out.c (deferred_locations_struct): New struct
26102 (deferred_locations): New type.
26103 (deferred_locations_list): New static var.
26104 (deffer_location): New function.
26105 (gen_variable_die): Use it.
26106 (decls_for_scope): Output info on local static vars.
26107 (dwarf2out_finish): Process deferred locations.
26108 * varpool.c (varpool_output_debug_info): Remove.
26110 2009-02-27 Jan Hubicka <jh@suse.cz>
26113 * tree.h (TREE_PROTECTED): Fix comment.
26114 (BLOCK_HANDLER_BLOCK): Remove.
26115 (struct tree_block): Remove handler_block add body_block.
26116 (inlined_function_outer_scope_p): New.
26117 (is_body_block): Remove.
26118 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26119 * dwarf2out.c (is_inlined_entry_point): Remove.
26120 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26121 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26123 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26124 * gimplify.c (gimplify_expr): Gimplify body blocks.
26125 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26126 block with multiple subblocks.
26127 (dump_scope_block): Prettier output; dump more flags and info.
26128 (dump_scope_blocks): New.
26129 (remove_unused_locals): Use dump_scope_blocks.
26130 * tree-flow.h (dump_scope_blocks): Declare.
26131 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26132 * stmt.c (is_body_block): Remove.
26133 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26134 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26136 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26138 PR middle-end/39308
26139 * graphite.c (graphite_loop_normal_form): Do not call
26140 number_of_iterations_exit from a gcc_assert.
26142 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26144 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26145 jumps if COND is NULL.
26146 (find_cond_jump): New function.
26147 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26148 * config/s390/s390.md: Remove z10_cobra attribute value.
26150 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26152 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26153 force_const_mem returns NULL_RTX.
26155 2009-02-26 Jan Hubicka <jh@suse.cz>
26158 * cgraph.h (varpool_output_debug_info): Remove.
26159 * cgraphunit.c (varpool_output_debug_info): Remove.
26160 * dwarf2out.c (deferred_locations_struct): New struct
26161 (deferred_locations): New type.
26162 (deferred_locations_list): New static var.
26163 (deffer_location): New function.
26164 (gen_variable_die): Use it.
26165 (decls_for_scope): Output info on local static vars.
26166 (dwarf2out_finish): Process deferred locations.
26167 * varpool.c (varpool_output_debug_info): Remove.
26169 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26171 PR rtl-optimization/39241
26172 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26173 to subreg_offset_representable_p.
26175 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26177 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26178 execute function prototype. Get f and nregs from max_reg_num
26179 and get_insns. Remove the first backward pass as it's dead,
26180 guard the forward pass by flag_expensive_optimizations.
26181 (rest_of_handle_regmove): Delete.
26182 (pass_regmove): Replace it with regmove_optimize.
26184 2009-02-25 Martin Jambor <mjambor@suse.cz>
26186 PR tree-optimization/39259
26187 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26188 calls_alloca function flags.
26189 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26190 calls are detected.
26192 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26194 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26195 flags_set_1_rtx, flags_set_1_set): Delete.
26196 (regmove_optimize): Do not call mark_flags_life_zones.
26198 2009-02-24 Julian Brown <julian@codesourcery.com>
26201 * config/arm/arm.c (require_pic_register): Only set
26202 cfun->machine->pic_reg once per function.
26204 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26206 * doc/invoke.texi (Link Options): Document an easier way to pass
26207 options that take arguments to the GNU linker using -Xlinker and -Wl.
26209 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26212 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26214 2009-02-24 Richard Guenther <rguenther@suse.de>
26217 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26219 2009-02-24 Richard Guenther <rguenther@suse.de>
26220 Zdenek Dvorak <ook@ucw.cz>
26222 PR tree-optimization/39233
26223 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26224 from converting them to a generic type.
26226 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26228 PR tree-optimization/39260
26229 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26230 contains a condition with a real type.
26231 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26233 2009-02-23 Jason Merrill <jason@redhat.com>
26236 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26237 narrowing_initializer_constant_valid_p.
26238 (narrowing_initializer_constant_valid_p): Don't return
26239 null_pointer_node for adding a pointer to itself.
26241 2009-02-23 Jan Hubicka <jh@suse.cz>
26244 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26247 2009-02-23 Jan Hubicka <jh@suse.cz>
26249 PR tree-optimization/37709
26250 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26251 * tree.h (block_ultimate_origin): Declare.
26252 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26253 * tree-ssa-live.c (remove_unused_scope_block_p):
26254 Eliminate blocks containig no instructions nor live variables nor
26256 (dump_scope_block): New function.
26257 (remove_unused_locals): Enable removal of dead blocks by default;
26258 enable dumping at TDF_DETAILS.
26260 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26262 * config/i386/i386.c (classify_argument): Don't allow COImode
26264 (function_arg_advance_32): Don't allow OImode.
26265 (function_arg_32): Likewise.
26266 (function_value_32): Likewise.
26267 (return_in_memory_32): Likewise.
26268 (function_arg_64): Remove OImode comment.
26270 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26273 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26274 ix86_expand_vector_set for V4DImode in 64bit mode only.
26275 (ix86_expand_vector_init_one_var): Likewise.
26277 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26279 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26281 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26284 * loop-iv.c: Revert last change.
26285 * emit-rtl.c: Likewise.
26287 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26290 * config/i386/i386.c (type_natural_mode): Remove an extra
26291 space in the warning message.
26292 (function_value_32): Handle 32-byte vector modes.
26293 (return_in_memory_32): Likewise.
26295 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26297 * loop-iv.c (truncate_value): New function.
26298 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26300 (lowpart_subreg): Move to...
26301 * emit-rtl.c: ...here.
26303 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26305 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26306 accidental and undocumented change at revision 140860.
26308 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26310 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26311 take gimple_seq * arguments.
26312 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26313 types_compatible_p langhook.
26315 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26316 Joseph Myers <joseph@codesourcery.com>
26318 * config/arm/arm.c (arm_builtin_va_list): New function.
26319 (arm_expand_builtin_va_start): Likewise.
26320 (arm_gimplify_va_arg_expr): Likewise.
26321 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26322 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26323 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26324 (va_list_type): New variable.
26325 (arm_mangle_type): Mangle va_list_type appropriately.
26327 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26329 PR middle-end/39157
26330 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26331 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26332 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26333 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26334 parameter to 1000 for -O1 by default.
26335 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26337 * loop-invariant.c: Include params.h.
26338 (move_loop_invariants): Don't call move_single_loop_invariants on
26341 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26343 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26344 offset when calculating bounds for indexing stack_usage_map. Fixes
26345 a buffer overflow with certain target setups.
26347 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26350 * calls.c (expand_call): Clear try_tail_call if caller and callee
26351 disagree in promotion of function return value.
26353 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26356 * c-common.c (c_determine_visibility): If visibility changed and
26357 DECL_RTL has been already set, call make_decl_rtl to update symbol
26360 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26363 * varasm.c (assemble_variable): Don't check DECL_NAME when
26364 globalizing a variable.
26366 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26369 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26370 expression before any __builtin_trap call.
26371 * c-typeck.c (build_function_call): Convert and check function
26372 arguments before generating a call to a trap. Evaluate the
26373 function arguments before the trap.
26375 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26378 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26379 (UNSPEC_FXAM_MEM): New unspec.
26380 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26381 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26382 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26384 2009-02-19 Richard Guenther <rguenther@suse.de>
26386 PR tree-optimization/39207
26387 PR tree-optimization/39074
26388 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26389 storedanything_tree): New.
26390 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26391 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26392 (build_succ_graph): Add edges from STOREDANYTHING to all
26394 (init_base_vars): Initialize STOREDANYTHING.
26395 (compute_points_to_sets): Free substitution info after
26396 building the succ graph.
26397 (ipa_pta_execute): Likewise.
26399 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26401 (do_ds_constraint): Do not add to special var or non-pointer
26403 (type_could_have_pointers): Split out from ...
26404 (could_have_pointers): ... here. For arrays use the element type.
26405 (create_variable_info_for): Initialize may_have_pointers.
26406 (new_var_info): Likewise.
26407 (handle_lhs_call): Make the HEAP variable unknown-sized.
26408 (intra_create_variable_infos): Use a type with pointers for
26409 PARM_NOALIAS, make it unknown-sized.
26411 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26414 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26416 2009-02-18 Jason Merrill <jason@redhat.com>
26419 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26420 value if DECL_EXTERNAL.
26421 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26422 * target.h (gcc_target::binds_local_p): Clarify "module".
26423 * tree.h (TREE_PUBLIC): Clarify "module".
26425 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26428 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26429 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26431 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26434 * c.opt (Wabi): Support C and ObjC.
26437 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26439 * config/i386/i386.c (classify_argument): Warn once about the ABI
26440 change when passing union with long double.
26442 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26444 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26447 * c-parser.c (c_parser_compound_statement): Always enter and leave
26450 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26453 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26455 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26457 PR tree-optimization/36922
26458 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26459 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26462 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26464 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26467 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26469 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26471 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26473 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26476 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26477 Richard Sandiford <rdsandiford@googlemail.com>
26479 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26480 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26481 (loongson_biadd): ...this.
26483 2009-02-17 Richard Guenther <rguenther@suse.de>
26485 PR tree-optimization/39202
26486 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26487 a var make sure to follow existing collapses.
26489 2009-02-17 Richard Guenther <rguenther@suse.de>
26491 PR middle-end/39214
26492 * langhooks.c (lhd_print_error_function): Check for NULL block.
26494 2009-02-17 Richard Guenther <rguenther@suse.de>
26496 PR tree-optimization/39204
26497 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26500 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26502 * config/soft-fp/double.h: Update from glibc CVS.
26504 2009-02-17 Richard Guenther <rguenther@suse.de>
26506 PR tree-optimization/39207
26507 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26508 strict-aliasing warnings for pointers pointing to NULL.
26510 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26513 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26514 skipping until next close brace.
26516 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26519 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26520 to function argument boundary.
26522 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26524 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26525 in the lea_add. Reload eventually constraints it properly.
26526 * config/picochip/constraints.md: Remove the target constraint
26527 "b", since it is not needed anymore.
26529 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26531 * gthr-dce.h: Uglify function parameter and local variable names.
26532 * gthr-gnat.h: Likewise.
26533 * gthr-mipssde.h: Likewise.
26534 * gthr-nks.h: Likewise.
26535 * gthr-posix95.h: Likewise.
26536 * gthr-posix.h: Likewise.
26537 * gthr-rtems.h: Likewise.
26538 * gthr-single.h: Likewise.
26539 * gthr-solaris.h: Likewise.
26540 * gthr-tpf.h: Likewise.
26541 * gthr-vxworks.h: Likewise.
26542 * gthr-win32.h: Likewise.
26544 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26547 * config/i386/i386.md: Restrict the new peephole2 to move
26548 between MMX/SSE registers.
26550 2009-02-15 Richard Guenther <rguenther@suse.de>
26553 2009-02-13 Richard Guenther <rguenther@suse.de>
26555 * configure.ac: Enable LFS.
26556 * configure: Re-generate.
26557 * config.in: Likewise.
26559 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26561 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26562 spu_srqwbyte, spu_srqwbytebc): Define.
26563 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26564 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26565 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26566 "shrqby_<mode>"): New insn-and-split patterns.
26567 * config/spu/spu.c (expand_builtin_args): Determine and return
26568 number of operands using spu_builtin_description data.
26569 (spu_expand_builtin_1): Use it.
26571 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26574 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26577 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26580 * config/i386/i386.c (override_options): Correct warning
26581 messages for -malign-loops, -malign-jumps and -malign-functions.
26583 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26586 * config/i386/i386.md: Restrict the new peephole2 to move
26587 between the general purpose registers.
26589 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26592 * config/i386/i386.c (type_natural_mode): Add a new argument.
26593 Return the original mode and warn ABI change if vector size is 32byte.
26594 (function_arg_advance): Updated.
26595 (function_arg): Likewise.
26596 (ix86_function_value): Likewise.
26597 (ix86_return_in_memory): Likewise.
26598 (ix86_sol10_return_in_memory): Likewise.
26599 (ix86_gimplify_va_arg): Likewise.
26600 (function_arg_32): Don't warn ABX ABI change here.
26601 (function_arg_64): Likewise.
26603 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26605 * loop-iv.c (implies_p): In the final case, test that operands 0
26606 of the two comparisons match.
26608 * config/bfin/bfin.c (find_prev_insn_start): New function.
26609 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26610 (find_next_insn_start): Move.
26612 2009-02-13 Richard Guenther <rguenther@suse.de>
26614 * configure.ac: Enable LFS.
26615 * configure: Re-generate.
26616 * config.in: Likewise.
26618 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26621 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26622 sizes on syntax error after some arguments have been parsed.
26624 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26626 * doc/invoke.texi (-fira): Remove.
26628 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26630 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26631 * recog.c: Likewise.
26634 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26636 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26637 (umul_ppmm): Likewise.
26638 (count_leading_zeros): Likewise.
26639 (count_trailing_zeros): Likewise.
26640 (UMUL_TIME): Likewise.
26642 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26644 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26645 soft-fp/t-softfp to tmake_file.
26647 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26648 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26649 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26650 IA64_BUILTIN_INFQ]: New.
26651 (ia64_init_builtins): Initialize __builtin_infq,
26652 __builtin_fabsq and __builtin_copysignq if not HPUX.
26653 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26654 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26656 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26658 (__fixtfti): Likewise.
26659 (__fixunstfti): Likewise.
26660 (__floattitf): Likewise.
26662 * config/ia64/libgcc-glibc.ver: New.
26663 * config/ia64/t-fprules-softfp: Likewise.
26664 * config/ia64/sfp-machine.h: Likewise.
26666 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26667 (LIBGCC2_TF_CEXT): Likewise.
26668 (TF_SIZE): Likewise.
26669 (TARGET_INIT_LIBFUNCS): Likewise.
26671 * config/ia64/t-glibc (SHLINB_MAPFILES):
26672 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26674 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26676 * config/i386/i386.c (construct_container): Rewrite processing
26677 BLKmode with X86_64_SSE_CLASS.
26679 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26682 * config/i386/i386.md: Replace simplify_replace_rtx with
26683 replace_rtx in the new peephole2.
26685 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26687 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26688 loop unrolling do not happen at -O2.
26690 2009-02-12 Michael Matz <matz@suse.de>
26692 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26694 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26696 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26699 2009-02-12 Ben Elliston <bje@au.ibm.com>
26701 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26702 patterns when updating the back chain. Missed in the 2009-02-10
26705 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26707 * doc/extend.texi (Decimal Floating Types): Update identifier of
26708 draft TR and list of missing support.
26710 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26712 PR middle-end/39154
26713 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26714 bit to variable length decl's flags, add it also to its
26715 pointer replacement variable.
26717 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26718 Jakub Jelinek <jakub@redhat.com>
26721 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26722 (memory_blockage): New expander.
26723 (*memory_blockage): New insn pattern.
26724 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26725 instead of general blockage at the end of function prologue when
26726 frame pointer is used to access red zone area. Do not emit blockage
26727 when profiling, it is emitted in generic code.
26728 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26729 function epilogue when frame pointer is used to access red zone area.
26731 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26734 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26735 by arithmetic with memory operands.
26736 * config/i386/predicates.md (commutative_operator): New.
26738 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26740 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26743 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26745 * alias.h (record_alias_subset): Declare.
26746 * alias.c (record_alias_subset): Make global.
26748 2009-02-10 Nick Clifton <nickc@redhat.com>
26750 * tree-parloops.c: Change license to GPLv3.
26751 * ipa-struct-reorg.c: Change license to GPLv3.
26752 * ipa-struct-reorg.h: Change license to GPLv3.
26754 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26757 * c-decl.c (start_struct): Return NULL on error.
26759 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26761 PR middle-end/39124
26762 * cfgloopmanip.c (remove_path): Call remove_bbs after
26763 cancel_loop_tree, not before it.
26766 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26767 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26768 VAR_DECLs were seen.
26769 * tree-ssa-live.c (remove_unused_locals): Recompute
26770 cfun->has_local_explicit_reg_vars.
26771 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26772 copies or clearings if cfun->has_local_explicit_reg_vars.
26774 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26777 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26778 of function prologue when frame pointer is used to access
26781 2009-02-10 Richard Guenther <rguenther@suse.de>
26783 PR middle-end/39127
26784 * gimplify.c (gimple_regimplify_operands): Always look if
26785 we need to create a temporary.
26787 2009-02-10 Richard Guenther <rguenther@suse.de>
26789 PR tree-optimization/39132
26790 * tree-loop-distribution.c (todo): New global var.
26791 (generate_memset_zero): Trigger TODO_rebuild_alias.
26792 (tree_loop_distribution): Return todo.
26794 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26797 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26798 (x86_64_reg_class_name): Removed.
26799 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26800 first one isn't X86_64_SSE_CLASS or any other ones aren't
26801 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26802 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26803 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26804 and 3 X86_64_SSEUP_CLASS.
26805 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26806 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26808 2009-02-10 Ben Elliston <bje@au.ibm.com>
26810 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26811 form instruction to update the stack back chain word, even if the
26812 user has disabled the generation of update instructions.
26813 (movdi_<mode>_update_stack): New.
26814 (movsi_update_stack): Likewise.
26815 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26816 always use an update form instruction to update the stack back
26819 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26821 PR middle-end/38953
26822 * graphite.c (if_region_set_false_region): After moving a region in
26823 the false branch of a condition, remove the empty dummy basic block.
26824 (gloog): Remove wrong fix for PR38953.
26826 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26828 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26829 generation due to implicit sign extension.
26831 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26833 PR middle-end/38981
26834 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26835 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26837 2009-02-09 Richard Guenther <rguenther@suse.de>
26839 PR middle-end/35202
26840 * convert.c (convert_to_real): Disable (float)fn((double)x)
26841 to fnf(x) conversion if errno differences may occur and
26842 -fmath-errno is set.
26844 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26846 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26847 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26848 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26850 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26853 * c-common.c (handle_alias_attribute): Disallow attribute for
26854 anything not a FUNCTION_DECL or VAR_DECL.
26856 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26859 * real.c (do_compare): Special-case compare of zero against
26860 decimal float value.
26862 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26865 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26866 as indicating flexible array members unless the field itself is
26867 being declarared as the incomplete array.
26869 2009-02-06 Jan Hubicka <jh@suse.cz>
26871 PR tree-optimization/38844
26872 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26873 is already inlined.
26875 2009-02-06 Richard Guenther <rguenther@suse.de>
26877 PR middle-end/38977
26878 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26879 fork because we may expand it as __gcov_fork.
26881 2009-02-06 Nick Clifton <nickc@redhat.com>
26883 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26885 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26887 PR tree-optimization/35659
26888 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26889 vn_phi_eq): Shortcut if hashcode does not match.
26890 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26892 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26893 and avoid iterative_hash_expr.
26894 (FOR_EACH_VALUE_ID_IN_SET): New.
26895 (value_id_compare): Remove.
26896 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26897 sort expressions by value id.
26899 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26902 * config/sh/predicates.md (general_movsrc_operand): Don't check
26903 the subreg of system registers here.
26905 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26908 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26909 on the copied decl.
26911 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26913 PR rtl-optimization/39110
26914 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26915 addresses, not aligned ones.
26917 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26918 Richard Guenther <rguenther@suse.de>
26920 PR tree-optimization/39100
26921 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26922 comment says and add edges.
26924 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26927 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26928 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26930 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26932 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26933 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26934 register_bb_in_sese, new_sese, free_sese): Moved.
26935 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26936 outermost_loop_in_scop, build_scop_iteration_domain,
26937 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26938 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26939 Use loop_in_sese_p instead of loop_in_scop_p.
26940 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26941 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26942 (scopdet_basic_block_info): Fix bug in scop detection.
26943 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26944 eq_loop_to_cloog_loop): Remove.
26945 (nb_loops_around_loop_in_scop, nb_loop
26946 ref_nb_loops): Moved here...
26947 * graphite.h (ref_nb_loops): ... from here.
26948 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26949 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26950 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26952 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26953 Hans-Peter Nilsson <hp@axis.com>
26955 PR rtl-optimization/37889
26956 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26957 Move offset handling from PLUS to before the switch. Use new
26958 arguments when considering SYMBOL_REFs too.
26959 (rtx_addr_can_trap_p): Pass dummy offset and size.
26960 (enum may_trap_p_flags): Remove.
26961 (may_trap_p_1): Pass size from MEM_SIZE.
26963 PR rtl-optimization/38921
26964 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26965 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26966 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26967 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26969 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26971 AVX Programming Reference (January, 2009)
26972 * config/i386/sse.md (*vpclmulqdq): New.
26974 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26976 PR tree-optimization/38977
26977 PR gcov-profile/38292
26978 * calls.c (special_function_p): Disregard __builtin_ prefix.
26980 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26982 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26983 non-indexable addresses even before reload.
26985 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26988 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26989 as having variable size. Do not give an error for unnamed
26990 parameters with [*] declarators. Give a warning for type names
26991 with [*] declarators and mark them as variable size.
26992 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26993 for sizeof applied to [*] type names.
26995 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26998 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27000 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27002 * gcc.c (process_command): Update copyright notice dates.
27003 * gcov.c (print_version): Likewise.
27004 * gcov-dump.c (print_version): Likewise.
27005 * mips-tfile.c (main): Likewise.
27006 * mips-tdump.c (main): Likewise.
27008 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27011 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27012 for composite type involving a zero-length array type.
27014 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27017 * function.c (match_asm_constraints_1): Skip over
27018 initial optional % in the constraint.
27020 PR inline-asm/39059
27021 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27022 supported, don't accept FIXED_CSTs.
27023 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27024 and _Sat is used without _Fract/_Accum. Set specs->type to
27025 integer_type_node for cts_fract/cts_accum if fixed point is not
27028 2009-02-02 Catherine Moore <clm@codesourcery.com>
27030 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27032 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27034 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27035 (ABI_HAS_64BIT_SYMBOLS): Use it.
27036 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27038 2009-02-02 Paul Brook <paul@codesourcery.com>
27040 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27042 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27044 PR inline-asm/39058
27045 * recog.h (asm_operand_ok): Add constraints argument.
27046 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27047 recurse on matching constraint.
27048 (check_asm_operands): Pass constraints as 3rd argument to
27049 asm_operand_ok. Don't look up matching constraint here.
27050 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27053 2009-02-02 Ben Elliston <bje@au.ibm.com>
27055 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27056 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27058 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27060 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27061 information. Remove some obsolete information. Reorganize.
27063 * config/pa/fptr.c: Revert license to GPL 2.
27064 * config/pa/milli64.S: Likewise.
27066 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27069 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27070 LIBRARY name in, instead of hard-coding it.
27071 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27072 extra target make frag to tmake_files according to EH model.
27073 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27074 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27075 frags that define makefile variable EH_MODEL appropriately.
27076 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27077 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27078 to "-sjlj" according to type of EH configured.
27079 (LIBGCC_SONAME): Concatenate it to shared library base name.
27080 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27081 to "_sjlj" according to type of EH configured.
27082 (LIBGCC_SONAME): Concatenate it to shared library base name.
27083 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27084 (SHLIB_LINK): Add missing semicolon to if-else construct.
27085 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27086 string value of "pe_dll" command-line option.
27087 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27088 (SHLIB_SONAME): Use it when overriding t-cygming default.
27089 (SHLIB_IMPLIB): Override t-cygming default.
27090 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27091 string value of "pe_dll" command-line option.
27093 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27096 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27097 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27099 2009-01-31 Richard Guenther <rguenther@suse.de>
27101 PR tree-optimization/38937
27102 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27103 computing the transitive closure.
27105 2009-01-30 Richard Guenther <rguenther@suse.de>
27107 PR tree-optimization/39041
27108 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27109 Propagate variable indices only if the types match for this stmt.
27111 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27114 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27115 inline but never defined.
27117 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27119 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27120 (*insv_h_di_reg_extimm): New insn.
27121 (*insv_l<mode>_reg_extimm): New insn.
27123 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27125 * config/picochip/picochip.c (flag_conserve_stack): set
27126 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27127 fconserve-stack. Reduce call-overhead used by inliner.
27129 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27132 * common.opt (flag_conserve_stack): Initialised to zero.
27134 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27137 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27138 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27141 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27143 * ira-color.c (allocno_reload_assign): Update comments.
27144 * regmove.c (regmove_optimize): Likewise.
27148 2009-01-29 Robert Millan <rmh@aybabtu.com>
27150 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27151 * config/i386/kopensolaris-gnu.h: New file. Undefine
27152 `MD_UNWIND_SUPPORT'.
27153 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27155 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27157 PR tree-optimization/39007
27158 * tree-loop-distribution.c (generate_builtin): Use
27159 recompute_dominator to compute the immediate dominator of the
27160 basic block just after the loop.
27162 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27164 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27165 (ASM_OUTPUT_DWARF_PCREL): Define.
27167 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27169 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27170 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27171 global. Modify entries about regmove and IRA.
27173 * ra-conflict.c: Remove the file.
27175 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27177 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27178 (pass_regclass_init): Rename to pass_reginfo_init.
27180 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27182 * toplev.h (flag_ira): Remove.
27184 * caller-save.c (setup_save_areas): Remove flag_ira.
27186 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27188 * global.c: Remove the file.
27190 * opts.c (decode_options): Remove flag_ira.
27192 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27194 * regmove.c: Modify file description.
27195 (find_use_as_address, try_auto_increment): Define them only if
27196 AUTO_INC_DEC is defined.
27197 (replacement_quality, replace_in_call_usage, fixup_match_1,
27198 stable_and_no_regs_but_for_p): Remove.
27199 (reg_set_in_bb): Make it static.
27200 (regmove_optimize): Remove flag_ira and code which worked for
27203 * local-alloc.c: Remove the file.
27205 * common.opt (fira): Remove.
27207 * ira.c: Include except.h.
27208 (eliminable_regset): Move from global.c.
27209 (mark_elimination): Ditto. Remove flag_ira.
27210 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27211 equiv_mem_modified, validate_equiv_mem_from_store,
27212 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27213 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27214 no_equiv, recorded_label_ref): Move from local-alloc.c.
27215 (update_equiv_regs): Ditto. Make it static.
27216 (print_insn_chain, print_insn_chains): Move it from global.c.
27217 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27218 (build_insn_chain): Ditto. Make it static.
27219 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27220 Rename to init_live_subregs.
27221 (gate_ira): Remove flag_ira.
27223 * regclass.c: Rename reginfo.c. Change file description.
27224 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27225 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27226 (init_reg_sets_1): Remove code for evaluation of
27227 reg_class_superclasses and losing_caller_save_reg_set.
27228 (init_regs): Remove init_reg_autoinc.
27229 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27230 ok_for_base_p_nonstrict): Remove.
27231 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27232 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27233 corresponding entries.
27234 (dump_regclass, record_operand_costs, scan_one_insn,
27235 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27236 record_address_regs, auto_inc_dec_reg_p): Remove.
27237 (gt-regclass.h): Rename to gt-reginfo.h.
27239 * rtl.h (dump_global_regs, retry_global_alloc,
27240 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27242 * Makefile.in (RA_H): Remove.
27243 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27244 Rename regclass.o to reginfo.o.
27245 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27247 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27248 (GTFILES): Rename regclass.c to reginfo.c.
27250 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27251 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27253 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27254 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27256 (finish_spills): Ditto. Remove code for !flag_ira.
27258 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27260 PR middle-end/35854
27261 * doc/invoke.texi (rtl debug options): Complete rewrite.
27262 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27264 * mode-switching.c (pass_mode_switching): Rename pass from
27265 "mode-sw" to "mode_sw".
27266 * except.c (pass_convert_to_eh_ranges): Rename pass from
27267 "eh-ranges" to "eh_ranges".
27268 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27272 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27273 Alexander Monakov <amonakov@ispras.ru>
27275 PR middle-end/38857
27276 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27278 (move_exprs_to_boundary): Change return type and pass through
27279 should_move from move_op. Relax assert. Update usage ...
27280 (schedule_expr_on_boundary): ... here. Use should_move instead of
27282 (move_op_orig_expr_found): Indicate that insn was disconnected from
27284 (code_motion_process_successors): Do not call after_merge_succs
27285 callback if original expression was not found when traversing any of
27287 (code_motion_path_driver): Change return type. Update prototype.
27288 (move_op): Update comment. Add a new parameter (should_move). Update
27289 prototype. Set *should_move based on indication provided by
27290 move_op_orig_expr_found.
27292 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27294 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27295 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27296 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27297 * config/rs6000/rs6000.c (rs6000_override_options): Default
27298 avoid-indexed-addresses on for Power6, off for everything else.
27299 (avoiding_indexed_address_p): New function.
27300 (rs6000_legitimize_address): Use it.
27301 (rs6000_legitimate_address): Likewise.
27302 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27304 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27306 PR tree-optimization/38997
27307 * tree-loop-distribution.c (generate_memset_zero): Use
27308 POINTER_PLUS_EXPR for a pointer addition.
27310 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27312 * config/s390/s390.md (bswap<mode>2): New pattern added.
27314 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27316 * config/s390/s390.md (*tls_load_31): Added type attribute.
27318 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27320 * config/s390/s390.md: Fix a few comments.
27322 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27324 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27325 (*tm<mode>_full): Fixed z10prop attribute.
27326 (*tst<mode>_extimm): Fixed z10prop attribute.
27327 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27328 (*tstqiCCT_cconly): Fixed z10prop attribute.
27329 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27330 (*movsi_larl): Fixed z10prop attribute.
27331 (*movsi_zarch): Fixed z10prop attribute.
27332 (*movsi_eas): Fixed z10prop attribute.
27333 (*movhi): Fixed z10prop attribute.
27334 (*movqi): Fixed z10prop attribute.
27335 (*movstrictqi): Fixed z10prop attribute.
27336 (*mov<mode>): Fixed z10prop attribute.
27337 (*movcc): Fixed z10prop attribute.
27338 (*sethighpartdi_64): Fixed z10prop attribute.
27339 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27340 (*negdi2_sign_cc): Fixed z10prop attribute.
27341 (*negdi2_sign): Fixed z10prop attribute.
27342 (*absdi2_sign_cc): Fixed z10prop attribute.
27343 (*absdi2_sign): Fixed z10prop attribute.
27344 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27345 (*negabsdi2_sign): Fixed z10prop attribute.
27346 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27347 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27348 (doloop_si64): Fixed z10prop attribute.
27349 (doloop_si31): Fixed z10prop attribute.
27350 (doloop_long): Fixed z10prop attribute.
27351 (indirect_jump): Fixed z10prop attribute.
27352 (nop): Fixed z10prop attribute.
27353 (main_base_64): Fixed z10prop attribute.
27354 (reload_base_64): Fixed z10prop attribute.
27356 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27358 PR rtl-optimization/38740
27359 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27361 * config/mips/mips.c (mips_reorg): Likewise.
27363 2009-01-28 Richard Guenther <rguenther@suse.de>
27365 PR tree-optimization/38926
27366 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27367 with the correct value id to a value.
27368 (do_regular_insertion): Use the value number of edoubleprime
27369 for the value number of the expr.
27372 2008-08-21 Richard Guenther <rguenther@suse.de>
27374 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27375 a PHI ask VN if it is already available.
27376 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27377 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27379 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27381 PR middle-end/38934
27382 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27383 set to varying whenever max has TREE_OVERFLOW set, similarly
27384 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27386 2009-01-28 Richard Guenther <rguenther@suse.de>
27388 PR middle-end/38908
27389 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27390 uninitialized aggregate uses in call arguments.
27392 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27394 PR tree-optimization/38984
27395 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27396 the nothing_id variable if -fno-delete-null-pointer-checks.
27398 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27401 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27402 (set_got_offset_rex64): Ditto.
27404 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27407 * doc/extend.texi: Improve local variable with asm reg.
27409 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27411 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27412 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27413 was not supplied then set warn_packed_bitfield_compat to the
27414 default value of 1.
27415 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27418 2009-01-27 Richard Guenther <rguenther@suse.de>
27420 PR tree-optimization/38503
27421 * cfgexpand.c (expand_gimple_basic_block): Ignore
27422 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27423 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27424 variables that cannot have TBAA applied.
27425 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27428 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27430 PR middle-end/38969
27431 * calls.c (initialize_argument_information): Do not wrap complex
27432 arguments in SAVE_EXPR.
27434 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27436 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27437 (INSTALL_LIBGCC): Revert typo commit.
27439 2009-01-26 Richard Guenther <rguenther@suse.de>
27441 PR tree-optimization/38745
27442 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27443 from special handling.
27445 2009-01-26 Richard Guenther <rguenther@suse.de>
27447 PR tree-optimization/38745
27448 * tree-ssa.c (execute_update_addresses_taken): Do not include
27449 variables that cannot possibly be a register in not_reg_needs.
27450 Do not clear TREE_ADDRESSABLE on vars that may not become
27452 * tree-ssa.c (update_alias_info_1): Include those in the set
27453 of addressable vars.
27455 2009-01-26 Richard Guenther <rguenther@suse.de>
27457 PR middle-end/38851
27458 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27459 * tree-ssa-dse.c: Include langhooks.h
27460 (execute_simple_dse): Remove stores with zero size.
27462 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27465 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27468 2009-01-24 Julian Brown <julian@codesourcery.com>
27470 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27471 config/arm/linux-atomic.c.
27472 * config/arm/linux-atomic.c: New.
27474 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27476 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27477 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27478 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27480 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27483 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27486 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27488 PR tree-optimization/38953
27489 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27490 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27491 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27492 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27495 2009-01-24 Paul Brook <paul@codesourcery.com>
27497 * config/arm/neon.md (neon_type): Move to arm.md.
27498 (neon_mov<VSTRUCT>): Add neon_type attribute.
27499 * config/arm/arm.md (neon_type): Move to here.
27500 (conds): Add "unconditioal" and use as default for NEON insns.
27502 2009-01-24 Ben Elliston <bje@au.ibm.com>
27504 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27505 void *' warning from -Wc++-compat.
27506 * Makefile.in (dominance.o-warn): Remove.
27508 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27510 PR tree-optimization/38932
27511 * fold-const.c (fold_unary_ignore_overflow): New.
27512 * tree.h (fold_unary_ignore_overflow): Declare.
27513 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27514 * tree-ssa-sccvn.c (visit_reference_op_load,
27515 simplify_unary_expression): Likewise.
27517 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27519 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27520 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27521 regardless of their type.
27522 * c-common.c (handle_packed_attribute): Don't ignore packed on
27524 * c.opt (Wpacked-bitfield-compat): New warning option.
27525 * stor-layout.c (place_field): Warn if offset of a field changed.
27526 * doc/extend.texi (packed): Mention the ABI change.
27527 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27528 (Warning Options): Add it to the list.
27530 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27532 * c-opts.c (c_common_post_options): Fix a typo in comments.
27534 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27536 PR middle-end/38615
27537 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27538 variables to static.
27539 * doc/invoke.texi (-fmerge-all-constants): Update description.
27541 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27544 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27545 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27547 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27549 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27551 (LOCAL_ALIGNMENT): Similarly.
27553 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27554 Joseph Myers <joseph@codesourcery.com>
27556 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27557 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27558 * config/arm/arm-tune.md: Regenerate.
27559 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27562 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27564 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27565 version number to five.
27567 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27570 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27571 * c-common.c (set_underlying_type): Likewise.
27572 (is_typedef_decl ): Likewise
27574 (set_underlying_type): Likewise.
27575 (is_typedef_type): Likewise.
27577 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27579 PR middle-end/38587
27580 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27583 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27586 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27587 (LIBGCC_SPEC): Don't define.
27588 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27590 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27592 PR rtl-optimization/38879
27593 * alias.c (base_alias_check): Unaligned access via AND address can
27594 alias all surrounding object types except those with sizes equal
27595 or wider than the size of unaligned access.
27597 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27600 * c-decl.c (clone_underlying_type): Move this ...
27601 * c-common.c (set_underlying_type): ... here.
27602 Also, make sure the function properly sets TYPE_STUB_DECL() on
27603 the newly created typedef variant type.
27604 (is_typedef_decl ): New entry point.
27605 * tree.h: Added a new member member_types_needing_access_check to
27606 struct tree_decl_non_common.
27607 (set_underlying_type): New entry point.
27608 (is_typedef_type): Likewise.
27610 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27612 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27613 Check whether two instructions have memory references that
27614 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27615 are helper functions for traversing.
27616 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27617 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27618 not to draw dependency edge for instructions with non-conflicting
27621 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27624 * longlong.h: Update copyright years. Use soft-fp license notice.
27625 Sync __clz_tab declaration with glibc.
27627 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27630 * doc/extend.texi (syscall_linkage): New.
27631 (version_id): Modify.
27633 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27634 Richard Guenther <rguenther@suse.de>
27636 PR tree-optimization/38747
27637 PR tree-optimization/38748
27638 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27639 conversion if the base address is an indirect reference and the
27640 aliasing sets could cause issues.
27642 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27644 * common.opt (fgraphite, fgraphite-identity): Add comment for
27645 explaining why these options are not documented.
27647 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27649 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27650 gimple_call_lhs is NULL.
27652 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27655 * emit-rtl.c (adjust_address_1): Make sure memref is never
27658 2009-01-20 Ben Elliston <bje@au.ibm.com>
27660 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27661 const qualifier from arg parameter. Remove unnecessary cast to char *.
27662 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27663 const qualifier from arg 2.
27665 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27667 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27669 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27672 * rtl.h (reinit_regs): New prototype.
27673 * regclass.c: Include ira.h.
27674 (reinit_regs): New.
27675 * Makefile.in (regclass.o): Add ira.h.
27676 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27678 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27681 * c-common.c (handle_aligned_attribute): Use
27682 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27683 default alignment value.
27685 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27687 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27688 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27690 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27691 __BIGGEST_ALIGNMENT__.
27693 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27695 2009-01-18 Richard Guenther <rguenther@suse.de>
27697 PR tree-optimization/38819
27698 * tree-flow.h (operation_could_trap_helper_p): Declare.
27699 * tree-eh.c (operation_could_trap_helper_p): Export.
27700 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27701 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27702 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27703 are about to insert a possibly trapping instruction and fail
27706 2009-01-18 Andreas Schwab <schwab@suse.de>
27708 * doc/install.texi (Configuration): Remove obsolete paragraph
27709 about use of --with-gnu-ld with --with-gnu-as.
27711 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27713 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27714 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27715 Follow spelling conventions.
27717 2009-01-18 Ben Elliston <bje@au.ibm.com>
27719 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27720 C++ warning about implicit conversion from void * to struct
27722 (bitmap_obstack_free): Likewise for bitmap_element *.
27723 * Makefile.in (bitmap.o-warn): Remove.
27725 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27727 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27729 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27730 Tobias Grosser <tobi.grosser@amd.com>
27732 * graphite.c (graphite_trans_scop_block): Do not block single
27735 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27737 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27738 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27739 test with assertion.
27741 2009-01-16 Richard Guenther <rguenther@suse.de>
27743 PR tree-optimization/38835
27744 PR middle-end/36227
27745 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27746 and INT + PTR -> (INT)(PTR p+ INT) folding.
27747 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27749 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27752 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27753 the subreg from a lowpart subreg if it is also casting the value.
27755 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27756 Tobias Grosser <tobi.grosser@amd.com>
27758 * graphite.c (compare_prefix_loops): New.
27759 (build_scop_canonical_schedules): Rewritten.
27760 (graphite_transform_loops): Move build_scop_canonical_schedules
27761 after build_scop_iteration_domain.
27763 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27764 Tobias Grosser <tobi.grosser@amd.com>
27766 * graphite.c (add_conditions_to_domain): Add the loops to
27767 the dimension of the iteration domain. Do copy the domain
27768 only when it exists.
27769 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27770 (add_conditions_to_constraints): New.
27771 (can_generate_code_stmt, can_generate_code): Removed.
27772 (gloog): Do not call can_generate_code.
27773 (graphite_transform_loops): Call add_conditions_to_constraints
27774 after building the iteration domain.
27776 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27778 PR tree-optimization/38789
27779 * tree-ssa-threadedge.c
27780 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27781 __builtin_constant_p.
27783 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27785 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27786 examined before deleting them.
27788 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27790 * function.c (aggregate_value_p): Correctly extract the function
27791 type from CALL_EXPR_FN lookup.
27793 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27795 * config/picochip/picochip.c (picochip_override_options): Revert
27796 CFI asm flag disable commited previously.
27798 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27799 Tobias Grosser <tobi.grosser@amd.com>
27800 Jan Sjodin <jan.sjodin@amd.com>
27802 * graphite.c (scan_tree_for_params): On substractions negate
27803 all the coefficients of the term.
27804 (clast_to_gcc_expression_red): New. Handle reduction expressions
27805 of more than two operands.
27806 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27807 (get_vdef_before_scop): Handle also the case of default definitions.
27809 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27811 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27812 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27813 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27815 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27816 Joey Ye <joey.ye@intel.com>
27818 PR middle-end/37843
27819 * cfgexpand.c (expand_stack_alignment): Don't update stack
27820 boundary nor check incoming stack boundary here.
27821 (gimple_expand_cfg): Update stack boundary and check incoming
27822 stack boundary here.
27824 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27826 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27828 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27830 PR rtl-optimization/38245
27831 * calls.c (expand_call): Add stack arguments to
27832 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27833 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27834 in regs and partially in memory or BLKmode arguments.
27835 (emit_library_call_value_1): Add stack arguments to
27836 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27837 ACCUMULATE_OUTGOING_ARGS).
27838 * dce.c: Include tm_p.h.
27839 (find_call_stack_args): New function.
27840 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27842 (mark_insn): Call find_call_stack_args for CALL_Ps.
27843 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27844 forwards. Allocate and free arg_stores bitmap if needed, pass it
27845 down to deletable_insn_p, don't mark stores set in arg_stores
27846 bitmap, clear the bitmap at the beginning of each bb.
27847 * Makefile.in (dce.o): Depend on $(TM_P_H).
27849 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27852 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27853 to make sure the insn is a conditional test (bug 22599). Reformat a
27856 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27858 PR middle-end/38431
27859 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27860 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27861 (gloog): Do not call cleanup_tree_cfg.
27862 (graphite_transform_loops): Call cleanup_tree_cfg after all
27863 scops have been code generated.
27865 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27866 * doc/gty.texi (Invoking the garbage collector): Added new node
27867 and section documenting ggc_collect.
27869 2009-01-14 Richard Guenther <rguenther@suse.de>
27871 PR tree-optimization/38826
27872 PR middle-end/38477
27873 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27874 initialization notes only if we actually emitted a warning.
27875 (intra_create_variable_infos): Add constraints for a result decl
27876 that is passed by hidden reference.
27877 (build_pred_graph): Mark all related variables non-direct on
27880 2009-01-14 Nick Clifton <nickc@redhat.com>
27882 * ira-conflicts.c: Include addresses.h for the definition of
27884 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27885 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27887 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27890 * Makefile.in (ira-lives.o): Add except.h.
27892 * ira-lives.c: Include except.h.
27893 (process_bb_node_lives): Process can_throw_internal.
27895 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27897 PR rtl-optimization/38774
27898 * combine.c (simplify_set): When undoing cc_use change, don't do
27899 PUT_CODE on the newly created comparison, but instead put back the
27902 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27904 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27905 values. Remove duplicate arm8 entry.
27907 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27909 PR tree-optimization/38786
27910 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27911 the SSA_NAME case of expand_scalar_variables_expr.
27912 Set the type of an expression to the type of its assign statement.
27913 (expand_scalar_variables_expr): Also gather the scalar computation
27914 used to index the memory access. Do not pass loop_p.
27915 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27916 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27917 the gimple_stmt_iterator where it inserts new code.
27918 Do not pass loop_p.
27919 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27920 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27922 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27924 * graphite.h (debug_value): Removed.
27925 * graphite.c (debug_value): Removed.
27927 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27929 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27930 ldrd/strd with two 32-bit instructions.
27932 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27934 * config/arm/arm.c (struct processors): Pass for speed down into
27935 cost helper functions.
27936 (const_ok_for_op): Handle COMPARE and inequality nodes.
27937 (arm_rtx_costs_1): Rewrite.
27938 (arm_size_rtx_costs): Update prototype.
27939 (arm_rtx_costs): Pass speed down to helper functions.
27940 (arm_slowmul_rtx_costs): Rework cost calculations.
27941 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27942 (arm_9e_rtx_costs): Likewise.
27944 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27946 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27947 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27948 (alpha_legitimize_address): Do not split local symbols wider than
27949 UNITS_PER_WORD into HIGH/LO_SUM parts.
27951 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27954 * gcc.c (process_command): Replace call to execvp with calls
27955 to pex_one and exit.
27957 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27960 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27961 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27962 variant for devices with 3-byte PC.
27963 (__tablejump_elpm__): New.
27965 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27968 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27969 offsetof member-designator, handle it as `[0].'.
27971 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27973 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27974 function when not using named sections on targets with named sections
27975 if branch distance is less than 262132.
27977 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27979 * combine.c (combine_instructions): Recompute
27980 optimize_this_for_speed_p for each BB in the main combine loop.
27982 2009-01-12 Tomas Bily <tbily@suse.cz>
27985 * tree-loop-distribution.c (prop_phis): New function.
27986 (generate_builtin): Call prop_phis.
27988 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27990 PR tree-optimization/38807
27991 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27992 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27994 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27996 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27997 subreg of op0 to the original op0.
27999 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28001 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28003 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28006 * mips-tfile.c (parse_def): Fix parsing of def strings
28007 starting with digits.
28009 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28012 * config/arm/arm.c (arm_is_long_call_p): Don't call
28013 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28015 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28017 * regrename.c (regrename_optimize): Fix dumping.
28018 (find_oldest_value_reg): Preserve REG_POINTER.
28019 (copy_hardreg_forward_1): Likewise.
28021 2009-01-09 Diego Novillo <dnovillo@google.com>
28023 * gimple.h (struct gimple_statement_base) <uid>: Document
28024 the restrictions on its use.
28025 (gimple_uid): Tidy.
28026 (gimple_set_uid): Tidy.
28028 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28030 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28031 zero guard even if align_bytes != 0 and count is smaller than
28034 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28036 PR rtl-optimization/38495
28037 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28038 (add_range_and_copies_from_move_list): Print all added ranges.
28039 Add ranges to memory optimized destination.
28041 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28045 * config/i386/i386.c (override_options): Reject
28046 -mstringop-strategy=rep_8byte with -m32.
28047 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28048 to 1. Do count comparison against epilogue_size_needed at compile
28049 time even when count_exp was constant forced into register. For
28050 size_needed don't jump to epilogue, instead just avoid aligning
28051 and invoke the body algorithm. If need_zero_guard, add zero guard
28052 even if count is non-zero, but smaller than size_needed + number of
28053 bytes that could be stored for alignment.
28054 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28055 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28056 but smaller than size_needed + number of bytes that could be stored
28057 for alignment. Compare size_needed with epilogue_size_needed instead
28058 of desired_align - align, don't adjust size_needed, pass
28059 epilogue_size_needed to the epilogue expanders.
28062 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28064 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28066 * pa.c (last_address): Change to unsigned.
28067 (update_total_code_bytes): Change argument to unsigned. Don't
28068 check if insn addresses are set.
28069 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28070 addresses are not set.
28071 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28073 2009-01-09 Nick Clifton <nickc@redhat.com>
28075 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28076 DECL_DECLARED_INLINE_P.
28078 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28080 PR middle-end/38347
28081 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28082 GET_MODE (op0) in operand_subword_force calls.
28084 PR middle-end/38771
28085 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28086 fold_convert arg0 operands to TREE_TYPE (op0) first.
28088 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28090 * params.def (ira-max-conflict-table-size): Decrease default value
28093 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28095 PR tree-optimization/37031
28096 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28098 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28099 allocate it using gc instead of heap, use VEC_quick_push instead of
28101 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28102 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28103 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28104 allocated vector from heap allocated.
28105 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28106 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28107 vector only after perfect_loop_nest_depth call.
28109 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28110 Jan Sjodin <jan.sjodin@amd.com>
28112 PR tree-optimization/38559
28113 * graphite.c (debug_value, copy_constraint,
28114 swap_constraint_variables, scale_constraint_variable, ): New.
28115 (get_lower_bound, get_upper_bound): Removed.
28116 (graphite_trans_bb_strip_mine): Clean up this code that works
28117 only for constant number of iterations. Fully copy upper and
28118 lower bound constraints, not only the constant part of them.
28119 * graphite.h (debug_value): Declared.
28121 2009-01-08 Ira Rosen <irar@il.ibm.com>
28123 PR tree-optimization/37194
28124 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28125 Don't add the cost of cost model guard in prologue to scalar
28126 outside cost in case of known number of iterations.
28128 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28129 Alan Modra <amodra@bigpond.net.au>
28131 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28132 non-word-aligned REG+CONST addressing.
28134 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28137 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28138 free_after_compilation when outputting a thunk.
28139 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28140 Do not call free_after_compilation here.
28142 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28144 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28145 (ix86_valid_target_attribute_inner_p): Ditto.
28147 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28149 PR tree-optimization/38492
28150 PR tree-optimization/38498
28151 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28152 * tree-chrec.h (scev_is_linear_expression): Declared.
28153 * graphite.c (graphite_cannot_represent_loop_niter): New.
28154 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28155 (graphite_loop_normal_form): Use gcc_assert.
28156 (scan_tree_for_params): Use CASE_CONVERT.
28157 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28158 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28159 Use gcc_assert. Discard scops that contain unhandled cases.
28160 (build_scop_conditions): Return a boolean status for unhandled cases.
28161 (strip_mine_profitable_p): Print the loop number, not its depth.
28162 (is_interchange_valid): Pass the depth of the loop nest, don't
28163 recompute it wrongly.
28164 (graphite_trans_bb_block): Same.
28165 (graphite_trans_bb_block): Print tentative of loop blocking.
28166 (graphite_trans_scop_block): Do not print that the loop has been
28168 (graphite_transform_loops): Do not handle scops that contain condition
28171 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28173 AVX Programming Reference (December, 2008)
28174 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28175 (_mm256_stream_pd): Likewise.
28176 (_mm256_stream_ps): Likewise.
28178 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28179 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28180 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28181 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28182 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28183 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28184 (ix86_expand_special_args_builtin): Likewise.
28186 * config/i386/sse.md (AVXMODEDI): New.
28187 (avx_movnt<mode>): Likewise.
28188 (avx_movnt<mode>): Likewise.
28189 (<sse>_movnt<mode>): Remove AVX support.
28190 (sse2_movntv2di): Likewise.
28192 2009-01-07 Richard Guenther <rguenther@suse.de>
28194 PR middle-end/38751
28195 * fold-const.c (extract_muldiv): Remove obsolete comment.
28196 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28197 to PLUS_EXPR canonicalization for the canonicalization.
28199 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28201 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28202 hosted cross-compilers generating less efficient code.
28204 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28206 * function.h (rtl_data): Add a dbr_scheduled_p field.
28207 * reorg.c (dbr_schedule): Set it.
28208 (gate_handle_delay_slots): Check it.
28209 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28210 (mips_reorg): Check flag_delayed_branch instead of
28211 mips_base_delayed_branch.
28212 (mips_override_options): Don't set mips_base_delayed_branch
28213 or flag_delayed_branch.
28215 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28217 PR rtl-optimization/38426.
28218 * ira.c (ira): Set current_function_is_leaf earlier.
28220 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28222 PR rtl-optimization/38722
28223 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28224 too early, only set a flag and modify after last possible
28227 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28230 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28231 * real.c (decimal_single_format): Correct values of emin and emax.
28232 (decimal_double_format): Ditto.
28233 (decimal_quad_format): Ditto.
28234 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28235 computation of DECnn_MIN and DECnn_MAX for corrected values of
28236 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28237 __DECnn_MIN__, and adjust its computation for the corrected value
28240 2009-01-06 Jan Hubicka <jh@suse.cz>
28243 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28245 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28247 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28248 Add Robert Clark to the list of testers.
28250 2009-01-06 Jan Hubicka <jh@suse.cz>
28251 Kai Tietz <kai.tietz@onevision.com>
28253 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28254 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28256 2009-01-06 Jan Hubicka <jh@suse.cz>
28257 Kai Tietz <kai.tietz@onevision.com>
28259 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28261 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28262 (ix86_nsaved_regs): Count only general purpose regs.
28263 (ix86_nsaved_sseregs): New.
28264 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28265 to 16 for w64; compute padding and size of sse reg save area.
28266 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28267 general purpose regs.
28268 (ix86_emit_save_sse_regs_using_mov): New.
28269 (ix86_expand_prologue): Save SSE regs if needed.
28270 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28271 (ix86_emit_restore_sse_regs_using_mov): New.
28272 (ix86_expand_epilogue): Save SSE regs if needed.
28274 2009-01-06 Jan Hubicka <jh@suse.cz>
28275 Kai Tietz <kai.tietz@onevision.com>
28277 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28278 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28279 functions when accumulate outgoing args is off.
28281 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28284 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28285 before using pseudos_have_intersected_live_ranges_p.
28287 * ira-int.h (ira_assert): Always define.
28289 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28291 AVX Programming Reference (December, 2008)
28292 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28293 (_mm256_permute2_pd): Likewise.
28294 (_mm_permute2_ps): Likewise.
28295 (_mm256_permute2_ps): Likewise.
28296 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28297 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28299 * config/i386/i386.c (ix86_builtins): Remove
28300 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28301 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28302 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28303 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28304 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28305 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28306 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28307 __builtin_ia32_vpermil2ps256.
28308 (ix86_init_mmx_sse_builtins): Updated.
28309 (ix86_expand_args_builtin): Likewise.
28311 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28313 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28314 long absolute calls when generating PA 2.0 code.
28316 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28318 PR rtl-optimization/38583
28319 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28321 * params.def (ira-max-conflict-table-size): New.
28323 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28325 * ira.h (ira_conflicts_p): New external definition.
28327 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28328 table. Report this. Return result of building.
28329 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28330 building conflict table.
28332 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28333 (ira_color): Use ira_conflicts_p.
28335 * global.c: Include ira.h.
28336 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28339 * Makefile.in (global.o): Add ira.h.
28341 * ira-build.c (mark_all_loops_for_removal,
28342 propagate_some_info_from_allocno): New.
28343 (remove_unnecessary_allocnos): Call
28344 propagate_some_info_from_allocno.
28345 (remove_low_level_allocnos): New.
28346 (remove_unnecessary_regions): Add parameter. Call
28347 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28348 parameter to remove_unnecessary_regions.
28349 (ira_build): Remove all regions but root if the conflict table was
28350 not built. Update conflict hard regs for allocnos crossing calls.
28352 * ira.c (ira_conflicts_p): New global.
28353 (ira): Define and use ira_conflicts_p.
28355 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28356 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28357 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28359 2009-01-06 Ben Elliston <bje@au.ibm.com>
28361 * gengtype-lex.l (YY_NO_INPUT): Define.
28363 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28366 * c-common.c (handle_vector_size_attribute): Also reject
28367 BOOLEAN_TYPE types.
28369 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28371 PR tree-optimization/38492
28372 * graphite.c (rename_map_elt, debug_rename_elt,
28373 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28374 rename_map_elt_info, eq_rename_map_elts,
28375 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28376 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28377 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28378 (sese_build_livein_liveouts): New.
28379 (new_sese, free_sese): New.
28380 (new_scop): Call new_sese.
28381 (free_scop): Call free_sese.
28382 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28383 (register_old_new_names): Renamed register_old_and_new_names.
28384 (register_scop_liveout_renames, add_loop_exit_phis,
28385 insert_loop_close_phis, struct igp,
28386 default_liveout_before_guard, add_guard_exit_phis,
28387 insert_guard_phis, copy_renames): New.
28388 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28389 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28390 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28391 (scop_adjust_phis_for_liveouts): New.
28392 (gloog): Call scop_adjust_phis_for_liveouts.
28394 * graphite.h (struct sese): Documented. Added fields liveout,
28395 num_ver and livein.
28396 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28397 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28398 (struct scop): Added field liveout_renames.
28399 (SCOP_LIVEOUT_RENAMES): New.
28401 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28403 PR tree-optimization/38510
28404 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28405 (translate_clast): Call recompute_all_dominators before
28407 (gloog): Call recompute_all_dominators before graphite_verify.
28409 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28410 Jan Sjodin <jan.sjodin@amd.com>
28412 PR tree-optimization/38500
28413 * graphite.c (create_sese_edges): Call fix_loop_structure after
28416 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28418 * config.gcc: Add m32r*-*-rtems*.
28419 * config/m32r/rtems.h: New file.
28421 2009-01-05 Ben Elliston <bje@au.ibm.com>
28423 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28424 (.po.pox): Likewise.
28425 (po/gcc.pot): Likewise.
28427 2009-01-04 David S. Miller <davem@davemloft.net>
28429 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28430 (STARTING_FRAME_OFFSET): Always set to zero.
28432 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28434 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28435 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28436 fixed-point types, and vectors of the same.
28438 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28440 * config/mips/sync.md (*mb_barrier): Rename to...
28441 (*memory_barrier): ...this.
28443 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28445 * doc/extend.texi (Function Attributes): Move @cindex after @item
28446 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28447 and put in alphabetical order. Fix 'target' name and put in order.
28448 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28451 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28453 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28454 (memory_barrier): Expand as unspec instead of unspec_volatile.
28455 Remove mem:BLK from insn operands. Use Pmode scratch register.
28456 (*memory_barrier): Define as unspec instead of unspec_volatile.
28457 Use (match_dup 0) as input operand.
28459 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28460 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28461 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28462 scratch register. Remove operand 1.
28463 (*stbar): Define as unspec instead of unspec_volatile.
28464 Use (match_dup 0) as input operand, remove (const_int 8).
28465 (*membar): Define as unspec instead of unspec_volatile.
28466 Use (match_dup 0) as input operand, remove input operand 2.
28468 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28469 (memory_barrier): Expand as unspec instead of unspec_volatile.
28470 Remove mem:BLK from insn operands. Use Pmode scratch register.
28471 (*memory_barrier): Define as unspec instead of unspec_volatile.
28472 Use (match_dup 0) as input operand.
28474 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28475 Remove mem:BLK from insn operands. Use Pmode scratch register.
28476 Set volatile flag on operand 0.
28477 (*memory_barrier): New insn pattern.
28479 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28481 (*memory_barrier): Use (match_dup 0) as input operand.
28483 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28484 Remove mem:BLK from insn operands. Use Pmode scratch register.
28485 Set volatile flag on operand 0.
28486 (*mb_internal): New insn pattern.
28488 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28490 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28492 PR middle-end/38586
28493 * function.c (struct temp_slot): Move to the section of the file
28494 that deals with temp slots. Remove field 'address'.
28495 (temp_slot_address_table): New hash table of address -> temp slot.
28496 (struct temp_slot_address_entry): New struct, items for the table.
28497 (temp_slot_address_compute_hash, temp_slot_address_hash,
28498 temp_slot_address_eq, insert_temp_slot_address): Support functions
28500 (find_temp_slot_from_address): Rewrite to use the new hash table.
28501 (remove_unused_temp_slot_addresses): Remove addresses of temp
28502 slots that have been made available.
28503 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28504 worker function for remove_unused_temp_slot_addresses.
28505 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28506 Add the temp slot address to the address -> temp slot map.
28507 (update_temp_slot_address): Update via insert_temp_slot_address.
28508 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28509 (pop_temp_slots): Likewise.
28510 (init_temp_slots): Allocate the address -> temp slot map, or empty
28511 the map if it is already allocated.
28512 (prepare_function_start): Initialize temp slot processing.
28514 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28516 PR middle-end/38584
28517 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28518 Calculate the size of all stack vars assuming no packing of stack
28519 vars will happen, replacing a quadratic algorithm with a linear one.
28521 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28524 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28527 2009-01-03 Diego Novillo <dnovillo@google.com>
28529 * doc/contrib.texi: Update contributions.
28531 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28534 * builtins.c (fold_builtin_memory_op): Give up if either operand
28535 is volatile. Set srctype or desttype to non-qualified version
28539 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28540 and FUNCTION_DECLs.
28542 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28544 PR rtl-optimization/35805
28545 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28546 problem if fast dce is able to remove any instructions.
28547 * dce.c (dce_process_block): Fix dump message.
28549 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28552 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28554 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28556 PR middle-end/38690
28557 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28558 * tree-pretty-print.c (op_code_prio): New function.
28559 (op_prio): No longer static. Use op_code_prio.
28560 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28561 Use op_prio and op_code_prio to determine if () should be
28562 printed around operand(s) or not.
28564 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28565 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28566 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28567 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28568 pp_character instead of pp_string for single letter printing.
28570 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28572 * doc/extend.texi: Fix '#pragma GCC option' typo.
28574 2009-01-02 Richard Guenther <rguenther@suse.de>
28576 * doc/install.texi (--enable-checking): Mention different
28577 default for stage1.
28578 (--enable-stage1-checking): Document.
28580 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28582 PR middle-end/30142
28583 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28584 case to be an error.
28586 2009-01-02 Ben Elliston <bje@au.ibm.com>
28588 * config/fp-bit.h (pack_d): Constify argument.
28589 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28590 (isnan): Constify argument.
28592 (iszero): Likewise.
28593 (pack_d): Likewise.
28594 (_fpadd_parts): Constify return type.
28595 (_fpmul_parts): Likewise.
28596 (_fpdiv_parts): Likewise.
28598 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28601 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28602 warn about overwriting initializer with side-effects or
28603 -Woverride-init if !IMPLICIT.
28604 (output_init_element): Likewise. Pass IMPLICIT down to
28606 (process_init_element): Add IMPLICIT argument. Pass it down
28607 to output_init_element.
28608 (push_init_element, pop_init_level, set_designator): Adjust
28609 process_init_element callers.
28610 (set_nonincremental_init, set_nonincremental_init_from_string):
28611 Adjust add_pending_init callers.
28612 (output_pending_init_elements): Adjust output_init_element callers.
28613 * c-tree.h (process_init_element): Adjust prototype.
28614 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28615 process_init_element callers.
28618 Copyright (C) 2009 Free Software Foundation, Inc.
28620 Copying and distribution of this file, with or without modification,
28621 are permitted in any medium without royalty provided the copyright
28622 notice and this notice are preserved.