1 2009-10-11 Richard Guenther <rguenther@suse.de>
3 * gimple.c (iterative_hash_type_name): Do not handle special
6 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
9 (*setcc_si_1_and): Ditto.
10 (*setcc_si_1_movzbl): Ditto.
11 (*setcc_<mode>_2): Ditto.
12 (*setcc_qi): Rename from *setcc_1.
13 (*setcc_qi_slp): Rename from *setcc_2.
15 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
16 (*zero_extendqisi2_movzbw_and splitter): Ditto.
18 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
19 "if" condition, there is already assert with reload_completed present.
21 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
23 * plugin.c (try_init_one_plugin): Improve constness of variable err.
25 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
27 * doc/install.texi (Final install): Refer to
28 http://gcc.gnu.org/bugs/ for bug reporting.
30 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
32 * configure.ac: Add test for dci instruction.
33 * configure: Regenerate.
34 * config.in: Likewise.
35 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
36 * doc/invoke.texi: Add cpu_type 476 and 476fp.
37 (-mmulhw): Add 476 to description.
39 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
40 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
41 (processor_target_table): Add 476 and 476fp entries.
42 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
43 (rs6000_issue_rate): Add CPU_PPC476.
44 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
45 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
46 (processor_type): Add PROCESSOR_PPC476.
47 (EXTRA_SPECS): Add asm_cpu_476 string.
48 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
49 (define_attr "cpu"): Add ppc476.
51 Update comments for 476.
52 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
53 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
54 Update copyright year.
55 * config/rs6000/476.md: New file.
56 * config/rs6000/40x.md: Add description for "isel" attribute.
57 Update copyright year.
58 * config/rs6000/440.md: Likewise.
59 * config/rs6000/603.md: Likewise.
60 * config/rs6000/6xx.md: Likewise.
61 * config/rs6000/7450.md: Likewise.
62 * config/rs6000/7xx.md: Likewise.
63 * config/rs6000/8540.md: Likewise.
64 * config/rs6000/cell.md: Likewise.
65 * config/rs6000/e300c2c3.md: Likewise.
66 * config/rs6000/e500mc.md: Likewise.
67 * config/rs6000/mpc.md: Likewise.
68 * config/rs6000/power4.md: Likewise.
69 * config/rs6000/power5.md: Likewise.
70 * config/rs6000/power6.md: Likewise.
71 * config/rs6000/power7.md: Likewise.
72 * config/rs6000/rios1.md: Likewise.
73 * config/rs6000/rios2.md: Likewise.
74 * config/rs6000/rs64.md: Likewise.
76 2009-10-10 Richard Guenther <rguenther@suse.de>
78 PR tree-optimization/41654
79 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
80 a cond expr before calling gimple_cond_set_condition_from_tree.
81 (ifcombine_iforif): Likewise.
83 2009-10-09 Ian Lance Taylor <iant@google.com>
85 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
88 2009-10-09 Neil Vachharajani <nvachhar@google.com>
90 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
93 2009-10-09 Richard Guenther <rguenther@suse.de>
96 * target-def.h (TARGET_BUILTIN_DECL): Define.
97 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
98 * target.h (struct gcc_target): Add builtin_decl target hook.
99 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
100 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
102 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
104 (lto_output_builtin_tree): Sorry if the target does not support
105 streaming target builtins.
106 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
107 (rs6000_builtin_decl): New function.
108 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
109 (ix86_builtin_decl): New function.
111 2009-10-09 Jakub Jelinek <jakub@redhat.com>
113 PR preprocessor/41445
114 * c-ppoutput.c (do_line_change): New function.
115 (cb_line_change): Use it.
116 (scan_translation_unit): Call do_line_change if
117 avoid_paste or PREV_WHITE and token location is on a different line
121 * dwarf2out.c (dwarf2out_init): Test whether
122 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
125 PR rtl-optimization/41646
126 * calls.c (expand_call): For BLKmode types returned in registers
127 avoid likely spilled hard regs in copy_blkmode_from_reg generated
130 2009-10-09 Richard Guenther <rguenther@suse.de>
132 PR tree-optimization/41634
133 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
134 we remove the correct elements.
135 (optimize_stmt): Make sure to update stmt operands before
136 optimizing redundancies.
138 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
140 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
142 2009-10-09 Richard Guenther <rguenther@suse.de>
145 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
147 (lto_wrapper_exit): New function.
149 (fatal_perror): Likewise.
150 (fork_execute): Use global args_name, do not free it.
151 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
152 * lto-streamer.h: Remove duplicate prototypes.
154 2009-10-09 Richard Guenther <rguenther@suse.de>
156 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
157 before calling stmt_can_throw_external.
159 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
161 PR tree-optimization/40071
162 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
163 pointer if the original data reference doesn't conflict with the
164 created vector data reference. Fix long line.
166 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
168 * config/i386/i386.md (any_div): New code iterator.
169 (u): Handle div and udiv.
171 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
173 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
174 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
175 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
176 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
178 2009-10-08 Joseph Myers <joseph@codesourcery.com>
180 * gcc.c (main): Remove trailing "." from diagnostics.
182 2009-10-08 Cary Coutant <ccoutant@google.com>
184 Add support for debugging with ICF (Identical Code Folding).
185 * calls.c (debug.h): New #include.
186 (emit_call_1): Call virtual_call_token debug hook.
187 * common.opt (-fenable-icf-debug): New option.
188 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
189 locations in the source).
190 (poc_label_num): New variable.
191 (dcall_entry, vcall_entry): New typedefs.
192 (dcall_table, vcall_table): New variables.
193 (struct vcall_insn): New type.
194 (vcall_insn_table): New variable.
195 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
196 (size_of_dcall_table): New function.
197 (output_dcall_table): New function.
198 (size_of_vcall_table): New function.
199 (output_vcall_table): New function.
200 (dwarf2out_direct_call): New function.
201 (vcall_insn_table_hash): New function.
202 (vcall_insn_table_eq): New function.
203 (dwarf2out_virtual_call_token): New function.
204 (dwarf2out_virtual_call): New function.
205 (dwarf2out_init): Allocate new tables and sections.
206 (prune_unused_types): Mark DIEs referenced from direct call table.
207 (dwarf2out_finish): Output direct and virtual call tables.
208 * final.c (final_scan_insn): Call direct_call and virtual_call
210 * debug.h (struct gcc_debug_hooks): Add direct_call,
211 virtual_call_token, virtual_call hooks.
212 (debug_nothing_uid): New function.
213 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
214 (debug_nothing_uid): New function.
215 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
216 (xcoff_debug_hooks): Likewise.
217 * sdbout.c (sdb_debug_hooks): Likewise.
218 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
219 * doc/invoke.texi (-fenable-icf-debug): New option.
221 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
224 * regmove.c (regmove_backward_pass): Replace src with dst in the
225 debug insn, and check for dst before rather than after.
227 2009-10-08 Janis Johnson <janis187@us.ibm.com>
229 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
230 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
232 2009-10-08 Jan Hubicka <jh@suse.cz>
235 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
236 do not mark cgraph nodes as needed.
237 (record_references_in_initializer): Add new only_vars parameter.
238 * cgraph.h (record_references_in_initializer): New parameter.
239 * varasm.c (assemble_variable): Update call.
240 * varpool.c (varpool_analyze_pending_decls): Always look for
243 2009-10-08 Anatoly Sokolov <aesok@post.ru>
245 * config/avr/avr.c (last_insn_address) Remove variable.
246 (expand_prologue): Don't initialise last_insn_address variable.
247 (final_prescan_insn): Don't output insn size.
248 * config/avr/avr.opt (msize): Remove switch.
249 * doc/invoke.texi (AVR Options): Remove documentation of -msize
252 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
254 * combine.c (label_tick_ebb_start): Fix comment.
255 (combine_instructions): Set label_tick and label_tick_ebb_start before
256 calling setup_incoming_promotions. Start them from 1. Increment
257 label_tick instead of deriving it from the BB index. Rather than
258 comparing ticks use the block from the previous iteration to decide
259 whether to start a new EBB. Remove empty lines before function.
261 2009-10-08 Michael Matz <matz@suse.de>
264 * builtins.c (fold_builtin_isascii): Use fold_build2.
265 (fold_builtin_isdigit): Ditto.
266 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
267 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
268 remove_useless_stmts_cond, remove_useless_stmts_tf,
269 remove_useless_stmts_tc, remove_useless_stmts_bind,
270 remove_useless_stmts_goto, remove_useless_stmts_label,
271 remove_useless_stmts_1, remove_useless_stmts,
272 pass_remove_useless_stmts): Remove.
273 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
274 * passes.c (init_optimization_passes): Don't add
275 pass_remove_useless_stmts.
276 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
277 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
279 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
280 for static constants.
281 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
282 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
284 2009-10-08 Richard Guenther <rguenther@suse.de>
286 * gimple.c (free_gimple_type_tables): New function.
287 * gimple.h (free_gimple_type_tables): Declare.
289 2009-10-07 Mark Heffernan <meheff@google.com>
291 * ipa-prop.c (ipa_print_node_params) Only print
292 names of named arguments.
294 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
296 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
297 being statically linked.
299 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
301 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
303 2009-10-08 Jan Hubicka <jh@suse.cz>
306 * ipa.c (cgraph_externally_visible_p,
307 function_and_variable_visibility,
308 whole_program_function_and_variable_visibility): Skip non-finalized
311 2009-10-08 Nick Clifton <nickc@redhat.com>
313 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
316 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
319 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
321 2009-10-07 Joseph Myers <joseph@codesourcery.com>
324 * c-common.c (c_fully_fold_internal): Strip nops from the result
325 of recursive calls to c_fully_fold_internal.
326 (c_wrap_maybe_const): New.
327 (c_save_expr): Use c_wrap_maybe_const.
328 * c-common.h (c_wrap_maybe_const): Declare.
329 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
330 build_binary_op): Use c_wrap_maybe_const.
332 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
334 * real.c: Fix comment to reflect actual exponent size.
336 2009-10-08 Ben Elliston <bje@au.ibm.com>
338 * config/rs6000/a2.md: Add FSF comment header.
340 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
342 * config/i386/i386.md (any_extend): New code iterator.
343 (u, s): New code attributes.
345 (DWIH): Rewrite as code iterator for SI and DI modes.
346 (DWI): Rewrite as mode attribute.
347 (dwi): New mode attribute.
348 (di): Depend on SI mode and DI mode.
349 (doubleint_general_operand): Remove mode attribute.
351 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
354 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
355 (*sub<mode>3_doubleword): Ditto.
357 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
358 using SWIM248 mode iterator.
359 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
360 using SWI48 mode iterator.
361 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
362 patterns using DWIH mode iterator and any_extend code iterator.
363 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
364 using any_extend code iterator.
365 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
366 patterns using DWIH mode iterator and any_extend code iterator.
367 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
368 using any_extend code iterator.
369 (<s>mul<mode>3_highpart): Macroize expander from
370 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
371 and any_extend code iterator.
372 (*<s>muldi3_highpart_1): Macroize insn from
373 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
374 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
375 patterns using any_extend code iterator.
376 (*<s>mulsi3_highpart_zext): Macroize insn from
377 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
379 2009-10-07 Jakub Jelinek <jakub@redhat.com>
381 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
382 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
383 refering to a DIE with DW_AT_const_value.
385 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
388 * ira-lives.c (check_and_make_def_conflict): Process all operands.
390 2009-10-06 Jan Hubicka <jh@suse.cz>
392 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
395 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
397 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
398 *lea_2_rex64): Move before *add<mode>_1 pattern.
400 2009-10-07 Jan Hubicka <jh@suse.cz>
402 * collect2.c (main): Add -fno-whole-program.
403 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
405 2009-10-07 Jan Hubicka <jh@suse.cz>
407 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
408 has no address taken.
409 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
411 (cgraph_clone_node): Clear externally_visible flag for clones.
412 * cgraph.h (cgraph_only_called_directly_p,
413 cgraph_can_remove_if_no_direct_calls_p): New predicates.
414 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
415 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
416 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
417 ipcp_insert_stage): Likwise.
418 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
419 externally_visible flag.
420 (verify_cgraph_node): Verify that inline clones look right.
421 (process_function_and_variable_attributes): Do not set
422 externally_visible flags.
423 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
425 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
427 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
428 clear externally_visible when turning into inline clones
429 (cgraph_mark_inline_edge): Use new predicates.
430 (cgraph_estimate_growth): Likewise.
431 (cgraph_decide_inlining): Likewise.
432 * ipa.c (cgraph_postorder): Likewise.
433 (cgraph_remove_unreachable_nodes): Likewise; sanity check
434 that inline clones are not needed.
435 (cgraph_externally_visible_p): New predicate.
436 (function_and_variable_visibility): Add whole_program parameter;
437 always set externally_visible flag; handle COMDAT function
439 (local_function_and_variable_visibility): New function.
440 (gate_whole_program_function_and_variable_visibility): New function.
441 (whole_program_function_and_variable_visibility): New function.
442 (pass_ipa_whole_program_visibility): New function.
443 * passes.c (init_optimization_passes): Add whole program visibility
445 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
446 not care about needed/reachable flags.
447 * varpool.c: Include flags.h
448 (decide_is_variable_needed): When doing LTO assume whole-program mode.
449 (varpool_finalize_decl): When we are in LTO read-back, all variables
451 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
453 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
455 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
458 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
460 * config.gcc: Don't include the makefile fragments intended for
462 * config/s390/fixdfdi.h: File removed.
463 * config/s390/libgcc-glibc.ver: File removed.
464 * config/s390/s390.h: Remove the fixdfdi.h hack.
465 * config/s390/t-crtstuff: File moved to libgcc dir.
466 * config/s390/t-linux: Likewise.
467 * config/s390/t-tpf: libgcc specific parts removed.
468 * config/s390/t-linux64: Likewise.
470 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
472 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
473 (lto-compress.o): Likewise.
475 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
478 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
479 dllexport to class members here.
480 (i386_pe_determine_dllimport_p): Only check static class data for
482 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
483 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
484 functions for vague linkage.
485 (i386_pe_type_dllexport_p): Fix formatting.
486 (maybe_add_dllexport) New function.
487 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
490 2009-10-07 Ben Elliston <bje@au.ibm.com>
492 * config/rs6000/a2.md: Remove duplicated lines.
494 2009-10-07 Ben Elliston <bje@au.ibm.com>
496 * config.gcc (powerpc*-*-*): Handle a2.
497 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
498 * config/rs6000/a2.md: New file.
499 * config/rs6000/rs6000.opt (mno-update): New.
500 (mupdate): Return to using a mask, not a var.
501 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
502 (enum processor_type): Add PROCESSOR_PPCA2.
503 * config/rs6000/rs6000.c (ppca2_cost): New costs.
504 (rs6000_override_options): Add "a2" to processor_target_table.
505 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
506 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
508 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
511 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
512 reference to nonexistent gen_truncxfxf2 function.
514 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
517 (DWIH, g, di, doubleint_general_operand): New mode attributes.
518 (general_operand): Handle TI mode.
519 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
520 using SDWIM mode iterator.
521 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
522 pattern from *add{di,ti}3_1 patterns and corresponding splitters
523 using DWI mode iterator.
524 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
525 patterns using SWI mode iterator.
526 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
527 using SWI48 mode iterator.
528 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
529 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
530 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
531 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
532 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
533 using SDWIM mode iterator.
534 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
535 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
536 using DWI mode iterator.
537 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
538 patterns using SWI mode iterator.
539 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
540 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
541 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
542 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
543 patterns using plusminus code iterator.
544 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
545 sub<mode>3 patterns using plusminus code iterator.
546 * config/i386/i386.c (override_options): Update call to
547 gen_subdi_carry_rex64 for renamed function.
548 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
549 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
550 calls to instruction expanders.
552 2009-10-06 Martin Jambor <mjambor@suse.cz>
555 * opts.c (decode_options): Run IPA-SRA at -O2.
557 2009-10-06 Richard Guenther <rguenther@suse.de>
559 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
561 2009-10-06 Tobias Burnus <burnus@net-b.de>
564 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
565 -flto and -fwhole-program flags can be combined.
567 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
570 * gcc.c (process_command): Check that -o argument was specified.
572 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
574 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
576 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
578 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
579 * doc/invoke.texi (Warning Options): Annotate allowed languages
580 for -Wunsuffixed-float-constants.
582 2009-10-05 Jakub Jelinek <jakub@redhat.com>
584 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
585 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
586 same name and isn't the main variant.
589 * dwarf2out.c (loc_by_reference): Removed.
590 (dw_loc_list_1): New function.
591 (dw_loc_list): Remove toplev argument, add want_address argument.
592 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
593 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
594 want_address == 2 to dw_loc_list. For successful dw_loc_list
595 set have_address to 1 only if want_address is not 0.
597 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
599 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
600 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
601 a code block followed by two pointers.
602 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
603 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
604 (MIPS_MOVE): Likewise.
605 (MIPS_LUI): Likewise.
607 (MIPS_BAL): Likewise.
608 (MIPS_NOP): Likewise.
609 (mips_asm_trampoline_template): Delete.
610 (mips_trampoline_code_size): New function.
611 (mips_trampoline_init): Add shorter sequences for all cases
612 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
613 Calculate the opcodes directly, rather than copying from a template.
614 Only flush the code part of the trampoline.
615 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
617 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
619 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
620 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
621 (INCOMING_RETURN_ADDR_RTX): Likewise.
622 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
624 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
625 with RETURN_ADDR_REGNUM.
626 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
627 * config/mips/mips.c (mips16_build_call_stub): Replace
628 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
629 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
630 (mips_print_operand_punctuation): Likewise.
631 (mips_frame_set): Likewise.
632 (mips16e_output_save_restore): Likewise.
633 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
634 (mips_save_reg_p): Likewise.
635 (mips_return_addr): Likewise.
636 (mips_set_return_address): Likewise.
637 (mips_direct_save_slot_move_p): Likewise.
638 (mips_output_function_prologue): Likewise.
639 (mips_restore_reg): Likewise.
640 (mips_expand_epilogue): Likewise.
641 (mips_epilogue_uses): Likewise.
642 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
643 (*mov<mode>_ra): Use it instead of a hard-coded 31.
644 (clear_hazard_<mode>): Likewise.
645 (call_internal): Likewise.
646 (call_internal_direct): Likewise.
647 (call_direct_split): Likewise.
648 (call_value_internal): Likewise.
649 (call_value_split): Likewise.
650 (call_value_internal_direct): Likewise.
651 (call_value_direct_split): Likewise.
652 (call_value_multiple_internal): Likewise.
653 (call_value_multiple_split): Likewise.
655 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
656 Jakub Jelinek <jakub@redhat.com>
658 PR rtl-optimization/41511
659 * combine.c (record_value_for_reg): Pass explicit values as argument
660 to get_last_value_validate.
661 (get_last_value_validate): Document INSN parameter.
662 For non-readonly MEMs, assume they might have been modified if INSN
663 was in another basic block.
664 (get_last_value): Minor reformatting.
666 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
669 * final.c (asm_str_count): Split out from asm_insn_count.
670 * rtl.h (asm_str_count): New prototype.
671 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
674 2009-10-05 Sriraman Tallam <tmsriram@google.com>
676 * doc/plugins.texi: Change plugin_pass to register_pass_info.
678 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
679 Rafael Espindola <espindola@google.com>
681 * gengtype.c (write_types): Moved call to write_func_for_structure
684 2009-10-05 Richard Guenther <rguenther@suse.de>
687 * lto-cgraph.c (output_cgraph): Output toplevel asms.
688 (input_cgraph_1): Input toplevel asms.
690 2009-10-05 Richard Guenther <rguenther@suse.de>
693 * lto-symtab.c (lto_compatible_attributes_p): Remove.
694 (external_aggregate_decl_p): Likewise.
695 (lto_symtab_compatible): Re-structure. Remove dead code.
696 For variables ignore toplevel qualifiers when comparing types.
697 Issue warnings, not errors for mismatched user-alignment.
699 2009-10-05 Richard Guenther <rguenther@suse.de>
703 * lto-symtab.c (struct lto_symtab_base_def): Remove.
704 (struct lto_symtab_identifier_def): Likewise.
705 (struct lto_symtab_decl_def): Likewise.
706 (struct lto_symtab_entry_def): New.
707 (lto_symtab_identifier_t): Rename to ...
708 (lto_symtab_entry_t): ... this.
709 (lto_symtab_decls): Remove.
710 (lto_symtab_base_hash): Rename to ...
711 (lto_symtab_entry_hash): ... this.
712 (lto_symtab_base_eq): Rename to ...
713 (lto_symtab_entry_eq): ... this.
714 (lto_symtab_base_marked_p): Rename to ...
715 (lto_symtab_entry_marked_p): ... this.
716 (lto_symtab_identifier_marked_p): Remove.
717 (lto_symtab_decl_marked_p): Likewise.
718 (lto_symtab_maybe_init_hash_tables): Rename to ...
719 (lto_symtab_maybe_init_hash_table): ... this.
720 (lto_symtab_set_resolution_and_file_data): Remove.
721 (lto_symtab_register_decl): New function.
722 (lto_symtab_get_identifier): Remove.
723 (lto_symtab_get): New function.
724 (lto_symtab_get_resolution): Adjust.
725 (lto_symtab_get_identifier_decl): Remove.
726 (lto_symtab_set_identifier_decl): Likewise.
727 (lto_symtab_merge_decl): Rename to ...
728 (lto_symtab_merge): ... this. Rewrite.
729 (lto_symtab_merge_var): Remove.
730 (lto_symtab_merge_fn): Likewise.
731 (lto_symtab_prevailing_decl): Adjust.
732 (lto_cgraph_replace_node): New function.
733 (lto_symtab_merge_decls_2): Likewise.
734 (lto_symtab_merge_decls_1): Likewise.
735 (lto_symtab_fixup_var_decls): Likewise.
736 (lto_symtab_resolve_symbols): Likewise.
737 (lto_symtab_merge_decls): Likewise.
738 (lto_symtab_prevailing_decl): Adjust.
739 (lto_symtab_get_symtab_def): Remove.
740 (lto_symtab_get_file_data): Likewise.
741 (lto_symtab_clear_resolution): Adjust.
742 (lto_symtab_clear_resolution): Likewise.
743 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
744 (input_cgraph_1): Likewise.
745 * lto-streamer-in.c (get_resolution): Do not provide fake
746 symbol resolutions here.
747 (deferred_global_decls): Remove.
748 (lto_register_deferred_decls_in_symtab): Likewise.
749 (lto_register_var_decl_in_symtab): Change signature, register
750 variable via lto_symtab_register_decl.
751 (lto_register_function_decl_in_symtab): Likewise.
752 (lto_read_tree): Adjust.
753 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
754 (lto_symtab_merge_var): Likewise.
755 (lto_symtab_merge_fn): Likewise.
756 (lto_symtab_register_decl): Declare.
757 (lto_symtab_merge_decls): Likewise.
759 2009-10-05 Richard Guenther <rguenther@suse.de>
761 PR tree-optimization/23821
762 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
763 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
764 simple IV increments.
766 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
768 * config/arm/arm.c (arm_override_options): Really initialize
769 flag_dwarf2_cfi_asm to 0.
771 2009-10-05 Doug Kwan <dougkwan@google.com>
773 PR rtl-optimization/41574
774 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
775 floating point and we are not doing unsafe math optimizations.
777 2009-10-03 Simon Baldwin <simonb@google.com>
778 Cary Coutant <ccoutant@google.com>
779 Rafael Espindola <espindola@google.com>
780 Richard Guenther <rguenther@suse.de>
781 Jan Hubicka <jh@suse.cz>
782 Doug Kwan <dougkwan@google.com>
783 H.J. Lu <hongjiu.lu@intel.com>
784 Bill Maddox <maddox@google.com>
785 Ryan Mansfield <rmansfield@qnx.com>
786 Diego Novillo <dnovillo@google.com>
787 Ollie Wild <aaw@google.com>
788 Kenneth Zadeck <zadeck@naturalbridge.com>
790 * lto-cgraph.c: New file.
791 * lto-compress.c: New file.
792 * lto-compress.h: New file.
793 * lto-opts.c: New file.
794 * lto-section-in.c: New file.
795 * lto-section-out.c: New file.
796 * lto-streamer-in.c: New file.
797 * lto-streamer-out.c: New file.
798 * lto-streamer.c: New file.
799 * lto-streamer.h: New file.
800 * lto-symtab.c: New file.
801 * lto-wpa-fixup.c: New file.
802 * lto-wrapper.c: New file.
804 2009-10-03 Simon Baldwin <baldwin@google.com>
805 Ben Elliston <bje@au.ibm.com>
806 Rafael Espindola <espindola@google.com>
807 Nathan Froyd <froydnj@codesourcery.com>
808 Jan Hubicka <jh@suse.cz>
809 Doug Kwan <dougkwan@google.com>
810 Diego Novillo <dnovillo@google.com>
811 Kenneth Zadeck <zadeck@naturalbridge.com>
813 * Makefile.in (enable_lto): New.
814 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
815 (LINKER_PLUGIN_API_H): Define.
816 (LTO_SYMTAB_H): Define.
817 (LTO_STREAMER_H): Define.
818 (TREE_VECTORIZER_H): Define.
819 (INCLUDES): Add LIBELFINC.
820 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
821 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
822 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
823 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
824 (native): Add lto-wrapper$(exeext)
825 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
826 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
827 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
828 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
829 (varasm.o): Add dependency on tree-iterator.h.
830 (cgraph.o): Add dependency on cif-code.def.
831 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
832 (ipa-pure-const.o): Likewise.
833 (GTFILES): Add lto-symtab.c.
834 (install-lto-wrapper): New.
835 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
836 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
837 * config.in: Regenerate.
839 2009-10-03 Rafael Espindola <espindola@google.com>
840 Diego Novillo <dnovillo@google.com>
842 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
844 Call execute_ipa_summary_passes for all_regular_ipa_passes and
846 (cgraph_optimize): Make extern.
848 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
849 Kenneth Zadeck <zadeck@naturalbridge.com>
851 * toplev.c (in_lto_p): Declare.
852 * collect2.c (scan_prog_file): Read all the output when reading
854 (enum lto_mode_d): Declare.
856 2009-10-03 Richard Guenther <rguenther@suse.de>
857 Diego Novillo <dnovillo@google.com>
859 * gimple.c: Include target.h and alias.h.
860 (gimple_types): Declare.
861 (type_hash_cache): Declare.
862 (gimple_alloc_stat): Make extern.
863 (gimple_build_eh_must_not_throw): Call
864 gimple_eh_must_not_throw_set_fndecl.
865 (struct type_pair_d): Declare.
866 (type_pair_t): Declare.
867 (type_pair_hash): New.
869 (lookup_type_pair): New.
870 (gimple_force_type_merge): New.
871 (compare_type_names_p): New.
872 (compare_field_offset): New.
873 (gimple_types_compatible_p): New.
874 (struct sccs): Declare.
875 (next_dfs_num): Declare.
876 (iterative_hash_gimple_type): New.
878 (iterative_hash_type_name): New.
879 (iterative_hash_gimple_type): New.
880 (gimple_type_hash): New.
881 (gimple_type_eq): New.
882 (gimple_register_type): New.
883 (print_gimple_types_stats): New.
884 (gimple_signed_or_unsigned_type): New.
885 (gimple_unsigned_type): New.
886 (gimple_signed_type): New.
887 (gimple_get_alias_set): New.
888 (gimple_decl_printable_name): Do not use DMGL_TYPES.
889 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
890 (gimple_force_type_merge): Declare.
891 (gimple_types_compatible_p): Declare.
892 (gimple_register_type): Declare.
893 (print_gimple_types_stats): Declare.
894 (gimple_unsigned_type): Declare.
895 (gimple_signed_type): Declare.
896 (gimple_get_alias_set): Declare.
897 (gimple_eh_must_not_throw_set_fndecl): New.
899 2009-10-03 Jan Hubicka <jh@suse.cz>
900 Kenneth Zadeck <zadeck@naturalbridge.com>
902 * ipa-pure-const.c: Include lto-streamer.h.
903 (register_hooks): Factor out of ...
904 (generate_summary): ... here.
905 (pure_const_write_summary): New.
906 (pure_const_read_summary): New.
907 (pass_ipa_pure_const): Add pure_const_write_summary and
908 pure_const_read_summary.
909 * ipa-reference.c: Include lto-streamer.h.
910 (add_new_function): New.
911 (remove_node_data): New.
912 (duplicate_node_data): New.
913 (ipa_init): Guard against multiple calls.
914 Move hook setup from analyze_function.
915 (write_node_summary_p): New.
916 (ipa_reference_write_summary): New.
917 (ipa_reference_read_summary): New.
918 (pass_ipa_reference): Add ipa_reference_write_summary and
919 ipa_reference_read_summary.
920 * cgraph.h (cgraph_local_info): Add field lto_file_data.
921 (struct cgraph_edge): Add fields lto_stmt_uid and
922 call_stmt_cannot_inline_p.
923 (cgraph_optimize): Declare.
924 (cgraph_decide_is_function_needed): Declare.
925 (reset_inline_failed): Declare.
926 (enum LTO_cgraph_tags): Declare.
927 (LTO_cgraph_tag_names): Declare.
928 (LCC_NOT_FOUND): Define.
930 2009-10-03 Doug Kwan <dougkwan@google.com>
931 Rafael Espindola <espindola@google.com>
932 Jan Hubicka <jh@suse.cz>
933 Diego Novillo <dnovillo@google.com>
934 Kenneth Zadeck <zadeck@naturalbridge.com>
936 * passes.c (all_regular_ipa_passes): New.
937 (all_ipa_passes): Rename to all_small_ipa_passes.
938 (init_optimization_passes): Init all_regular_ipa_passes.
939 * tree-pass.h (all_regular_ipa_passes): New.
940 (all_ipa_passes): Rename to all_small_ipa_passes.
941 * passes.c (all_lto_gen_passes): New.
942 (init_optimization_passes): Initialize all_lto_gen_passes.
943 (execute_ipa_summary_passes): Make non-static.
944 (ipa_write_summaries_1): New.
945 (ipa_write_summaries_2): New.
946 (ipa_write_summaries): New.
947 (ipa_write_summaries_of_cgraph_node_set): New.
948 (ipa_read_summaries_1): New.
949 (ipa_read_summaries): New.
950 (execute_ipa_pass_list): Call cgraph_process_new_functions.
951 (execute_regular_ipa_pass_list): Remove.
952 (init_optimization_passes): Schedule
953 pass_rebuild_cgraph_edges and pass_early_inline outside
954 of pass_all_early_optimizations. Document reason.
955 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
956 pass_ipa_lto_finish_out): New pass.
957 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
958 (execute_all_ipa_transforms): New.
959 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
960 (dump_properties, debug_properties): New.
961 * tree-optimize.c (gate_all_early_local_passes): Return
962 false if we are in lto1.
963 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
964 * tree-pass.h (execute_all_ipa_transforms): Declare.
965 (pass_ipa_function_and_variable_visibility): Declare.
966 (pass_ipa_early_inline): Declare.
967 (pass_ipa_lto_gimple_out): Declare.
968 (pass_ipa_lto_wpa_fixup): Declare.
969 (pass_ipa_lto_finish_out): Declare.
970 (all_small_ipa_passes, all_regular_ipa_passes,
971 all_lto_gen_passes): Declare.
972 (execute_ipa_summary_passes): Declare.
973 (execute_all_ipa_transforms): Declare.
974 (ipa_write_summaries): Declare
975 (ipa_write_summaries_of_cgraph_node_set): Declare.
976 (ipa_read_summaries): Declare.
978 2009-10-03 Doug Kwan <dougkwan@google.com>
979 Ollie Wild <aaw@google.com>
981 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
983 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
984 (lto_mode): New variable.
985 (maybe_run_lto_and_relink): Handle the -fwpa option.
986 (main): Handle the -fwpa option.
987 (maybe_unlink_list): New function.
988 * gcc.c (link_lto_options): Replace -flto with -fwpa.
989 * common.opt (flto): New flag.
990 * toplev.c (flag_generate_lto): Declare.
992 2009-10-03 Simon Baldwin <simonb@google.com>
994 * common.opt (flto-compression-level): New flag.
996 * opts.c: Include lto-opts.h.
997 (handle_option): Call lto_register_user_option for each
998 valid option handled.
999 (decode_options): Clear registered options before the options
1002 2009-10-03 Cary Coutant <ccoutant@google.com>
1004 * collect2.c (is_elf): New function.
1005 (scan_prog_file): Require LTO object to be in ELF format.
1007 2009-10-03 Rafael Espindola <espindola@google.com>
1009 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1010 libgcc to the linker.
1012 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1014 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1015 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1017 * collect2.h (collect_execute): Add flags argument.
1018 * tlink.c (tlink_execute): Update call to collect_execute.
1019 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1020 (use_linker_plugin): New.
1021 (use_linker_plugin_spec_function): New.
1022 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1023 (linker_plugin_file_spec): New.
1024 (lto_wrapper_spec): New.
1025 (lto_gcc_spec): New.
1026 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1027 (static_spec_functions): Add use-linker-plugin.
1028 (process_command): Handle -use-linker-plugin.
1029 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1030 linker_plugin_file_spec and lto_gcc_spec.
1031 (use_linker_plugin_spec_function): New.
1033 2009-10-03 Richard Guenther <rguenther@suse.de>
1037 * tree.h (is_lang_specific): Include LANG_TYPE.
1038 * tree.c (find_decls_types_r): Manually add interesting parts
1039 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1041 * gimple.c (type_pair_hash): Make symmetric.
1042 (type_pair_eq): Likewise.
1043 (lookup_type_pair): Increase initial hashtable size.
1044 (gimple_force_type_merge): Rely on type-pair symmetry.
1045 (visit): Remove excessive checking code.
1046 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1047 (gimple_register_type): Remove getenv calls, shrink initial
1051 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1052 inline functions if not generating lto output.
1055 * toplev.c (finalize): In WPA mode remove the asm file.
1057 2009-10-03 Doug Kwan <dougkwan@google.com>
1059 * ipa-inline.c (cgraph_mark_inline): Check
1060 edge->call_stmt_cannot_inline_p instead of calling
1061 gimple_call_cannot_inline_p.
1062 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1063 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1064 (inline_generate_summary): Do nothing in LTRANS.
1065 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1066 exists before calling gimple_call_cannot_inline_p.
1067 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1068 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1069 Update new_edge->lto_stmt_uid.
1070 * cgraphbuild.c (reset_inline_failed): New.
1072 * common.opt (fwpa): New flag.
1073 (fltrans): New option.
1074 * gcc.c (gcc_lto_option_t): New type.
1075 (current_lto_option): New variable.
1076 (lto_single_spec_function): Remove and is replaced by ..
1077 (lto_option_spec_function): New function.
1078 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1079 passing the -flto flag.
1080 (cc1_options): Separate non-LTO related parts into ..
1081 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1082 (lto1_options): New spec for lto FE.
1083 (link_lto_options): New spec for handling LTO flags in linker.
1084 (invoke_lto_single): Re-format to fit in 80 column. Replace
1085 lto-single with lto-option.
1086 (static_specs): Add cc1_non_lto_options, lto1_options and
1088 (static_spec_function): Replace lto-single with lto-option.
1089 (process_command): Handle -flto, -fwpa and -fltran by setting
1090 current_lto_option and not passing it to subprocess unconditionally.
1092 2009-10-03 Bill Maddox <maddox@google.com>
1094 Add `gcc' driver support for link-time code generation (LTO).
1096 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1097 (lto_flag, lto_objects, lto_o_file): New variables.
1098 (struct lto_object, struct lto_object_list): New structures.
1099 (collect_exit, handler): Remove LTO temporary output file on exit.
1100 (add_lto_object): New function.
1101 (maybe_run_lto_and_relink): New function. Perform link time code
1102 generation and relinking for object files containing LTO information.
1103 (main): Invoke maybe_run_lto_and_relink().
1104 (dump_argv): New function. For debugging, currently disabled.
1105 (scan_prog_file): Add LTO information pass.
1106 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1108 * toplev.c (compile_file): Emit assembler directive to create
1109 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1111 2009-10-03 Diego Novillo <dnovillo@google.com>
1113 * c.opt: Add LTO to warn_abi and warn_psabi.
1115 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1116 inline function. Ignore language-specific nodes. Update all users.
1117 (find_decls_types_r): Do not traverse the subtrees of
1118 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1119 * tree.h (is_lang_specific): New.
1120 * langhooks.h (struct lang_hooks_for_decls): Remove
1121 may_need_assembler_name_p. Update all users.
1123 * c-common.c (set_builtin_user_assembler_name): Move ...
1124 * builtins.c (set_builtin_user_assembler_name): ... here.
1125 (is_builtin_name): Add comment
1126 (is_builtin_fn): New.
1127 * except.c (output_ttype): Only call
1128 lookup_type_for_runtime if TYPE is not a runtime type.
1130 * passes.c (register_pass): Call position_pass on
1131 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1132 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1133 (TV_IPA_LTO_DECL_IO): Define.
1134 (TV_IPA_LTO_CGRAPH_IO): Define.
1136 (TV_WHOPR_WPA): Define.
1137 (TV_WHOPR_WPA_IO): Define.
1138 (TV_WHOPR_LTRANS): Define.
1139 (TV_WHOPR_WPA_FIXUP): Define.
1140 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1141 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1142 * tree-flow.h (tree_node_can_be_shared): Declare.
1143 * tree-inline.c (tree_can_inline_p): Check that E has a
1144 statement associated with it.
1145 * tree.c (free_lang_data_in_binf): Factor out of ...
1146 (free_lang_data_in_type): ... here.
1147 Call RECORD_OR_UNION_TYPE_P.
1148 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1149 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1150 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1151 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1152 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1153 (gate_free_lang_data): Return true if flag_generate_lto is set.
1154 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1155 * c-common.h (set_builtin_user_assembler_name): Move ...
1156 * tree.h (set_builtin_user_assembler_name): ... here.
1158 * common.opt (flto-report): New flag.
1159 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1160 * collect2.c (scan_prog_file): Send the error output of
1161 'nm' to HOST_BIT_BUCKET.
1163 2009-10-03 Ollie Wild <aaw@google.com>
1165 * langhooks-def.h (lhd_begin_section): New function declaration.
1166 (lhd_write_section): New function declaration.
1167 (lhd_end_section): New function declaration.
1168 (LANG_HOOKS_BEGIN_SECTION): New macro.
1169 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1170 (LANG_HOOKS_END_SECTION): New macro.
1171 (LANG_HOOKS_LTO): New macro.
1172 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1173 * langhooks.c (output.h): Add include.
1174 (saved_section): New static variable.
1175 (lhd_begin_section): New function.
1176 (lhd_write_section_data): New function.
1177 (lhd_end_section): New function.
1178 * langhooks.h (struct lang_hooks_for_lto): New structure.
1179 (struct lang_hooks): Add member lto.
1180 * Makefile.in (langhooks.o): Add dependency on output.h.
1182 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1184 2009-10-03 Richard Guenther <rguenther@suse.de>
1186 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1189 2009-10-03 Simon Baldwin <simonb@google.com>
1190 Richard Guenther <rguenther@suse.de>
1191 Janis Johnson <janis187@us.ibm.com>
1192 Doug Kwan <dougkwan@google.com>
1193 Diego Novillo <dnovillo@google.com>
1194 Ramana Radhakrishnan <ramana.r@gmail.com>
1195 Ollie Wild <aaw@google.com>
1197 * doc/install.texi: Add documentation for libelf and --enable-lto.
1198 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1199 -flto-report, -flto-compression-level and -use-linker-plugin.
1200 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1201 Add section for LTO Testing.
1203 2009-10-02 Cary Coutant <ccoutant@google.com>
1205 Add support for comdat type sections for DWARF v4.
1206 Merge from dwarf4 branch.
1208 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1209 (dw_die_ref): Define vector type.
1210 (enum dw_val_class): Add dw_val_class_data8.
1211 (struct dw_val_struct): Add v.val_data8.
1212 (comdat_type_node_ref): New type.
1213 (struct die_struct): Move die_symbol into a union; add new field
1214 die_type_node. Change all uses.
1215 (comdat_type_node): New type.
1216 (skeleton_chain_node): New type.
1217 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1218 (comdat_type_list): New variable.
1219 (dwarf_tag_name): Add DW_TAG_type_unit.
1220 (dwarf_attr_name): Add DW_AT_signature.
1221 (add_AT_data8): New function.
1222 (replace_child): New function.
1223 (move_all_children): New function.
1224 (print_signature): New function.
1225 (print_die): Print signature information; add dw_val_class_data8.
1226 (attr_checksum): Support dw_val_class_data8.
1227 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1228 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1229 (checksum_sleb128, checksum_uleb128): New functions.
1230 (checksum_die_context): New function.
1231 (loc_checksum_ordered): New function.
1232 (attr_checksum_ordered): New function.
1233 (struct checksum_attributes): New structure.
1234 (collect_checksum_attributes): New function.
1235 (die_checksum_ordered): New function.
1236 (generate_type_signature): New function.
1237 (same_dw_val_p): Add dw_val_class_data8.
1238 (is_symbol_die): Use new is_declaration_die function.
1239 (is_declaration_die): New function.
1240 (should_move_die_to_comdat): New function.
1241 (clone_die): New function.
1242 (clone_tree): New function.
1243 (clone_as_declaration): New function.
1244 (copy_declaration_context): New function.
1245 (generate_skeleton_ancestor_tree): New function.
1246 (generate_skeleton_bottom_up): New function.
1247 (generate_skeleton): New function.
1248 (remove_child_or_replace_with_skeleton): New function.
1249 (break_out_comdat_types): New function.
1250 (struct decl_table_entry): New type.
1251 (htab_decl_hash): New function.
1252 (htab_decl_eq): New function.
1253 (htab_decl_del): New function.
1254 (copy_ancestor_tree): New function.
1255 (copy_decls_walk): New function.
1256 (copy_decls_for_unworthy_types): New function.
1257 (build_abbrev_table): Don't assert on missing die_symbol when doing
1258 comdat type sections.
1259 (size_of_die): Use DW_FORM_sig8 for external references. Add
1261 (unmark_dies): Don't assert for unmarked dies when doing comdat
1263 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1264 (output_signature): New function.
1265 (output_die): Likewise.
1266 (output_compilation_unit_header): Mark output as DWARF version 3
1267 even if generating DWARF 4.
1268 (output_comdat_type_unit): New function.
1269 (output_line_info): Mark output as DWARF version 3 even if generating
1271 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1273 (dwarf2out_end_source_file): Likewise.
1274 (prune_unused_types_walk_attribs): Don't follow references into
1275 comdat type sections.
1276 (prune_unused_types_mark): When generating type units, do not mark
1277 children of non-defining declarations of types; do mark children of
1279 (prune_unused_types): Process comdat type sections.
1280 (htab_ct_hash): New function.
1281 (htab_ct_eq): New function.
1282 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1283 Add a pointer to the line table from type unit entries so
1284 DW_AT_decl_file has meaning.
1285 * varasm.c (default_elf_asm_named_section): Use identifier name as
1286 comdat key instead of lang hook.
1288 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1290 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1292 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1294 * config/i386/i386.md (SWIM248): New mode iterator.
1295 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1296 divmodhi4 patterns using SWIM248 macro.
1297 (*divmod<mode>4): Macroize insn_and_split pattern from
1298 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1299 and their corresponding splitters usign SWIM248 macro. Split SImode
1300 insn to generate cltd and DImode insn to generate cqto instead of
1301 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1302 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1303 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1304 *divmodsi_noext patterns using SWIM248 macro.
1305 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1306 udivmodhi4 patterns using SWIM248 macro.
1307 (*udivmod<mode>4): Macroize insn_and_split pattern from
1308 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1309 corresponding splitters using SWIM248 macro.
1310 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1311 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1313 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1315 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1316 of zero-sized element is zero-sized regardless of its extent.
1318 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1321 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1322 * configure: Regenerated.
1323 * config.in: Regenerated.
1324 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1325 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1326 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1327 not emitting .eh_frame, emit .cfi_sections .debug_frame
1332 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1333 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1335 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1336 vars use DECL_RTL with resetting it back to NULL afterwards.
1337 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1338 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1339 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1340 the attribute type allows it, otherwise use DW_FORM_dataN.
1341 (mem_loc_descriptor): Handle CONST_STRING.
1342 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1343 Handle MEM with CONST_STRING address using add_AT_string.
1344 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1345 CONST_STRING for const arrays initialized with a string literal.
1346 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1347 (dwarf2out_finish): Call resolve_addr.
1349 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1350 Maxim Kuvyrkov <maxim@codesourcery.com>
1352 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1354 2009-10-02 Nick Clifton <nickc@redhat.com>
1356 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1357 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1359 2009-10-01 Jan Hubicka <jh@suse.cz>
1361 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1362 (cgraph_create_virtual_clone): Just pass redirect_callers
1364 * cgraph.h (cgraph_clone_node): Update prototype.
1365 * ipa-pure-const.c (self_recursive_p): New function.
1366 (propagate): Use it.
1367 * ipa-inline.c (cgraph_clone_inlined_nodes,
1368 cgraph_decide_recursive_inlining): Update.
1370 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1372 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1373 instructions for TARGET_OCTEON.
1375 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1377 * config/arm/arm.c (arm_override_options): Turn off
1378 flag_dwarf2_cfi_asm for AAPCS variants.
1380 2009-10-01 Martin Jambor <mjambor@suse.cz>
1383 * tree-sra.c (convert_callers): Do not call
1384 compute_inline_parameters on one caller more than once.
1386 2009-10-01 Nick Clifton <nickc@redhat.com>
1388 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1389 an empty string if not already defined.
1391 2009-10-01 Martin Jambor <mjambor@suse.cz>
1394 * tree-sra.c (is_va_list_type): New function.
1395 (find_var_candidates): Call is_va_list_type.
1396 (find_param_candidates): Check that the type or the type pointed
1397 to are not va_list types.
1399 2009-10-01 Martin Jambor <mjambor@suse.cz>
1402 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1403 DECL_ARTIFICIAL (param_decl) is true.
1405 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1407 * tree.h (tree_decl_common::lang_flag_8): New.
1408 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1410 * c-common.h (RID_CONSTEXPR): New.
1412 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1414 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1415 Use ref-all pointers.
1416 (alpha_gimplify_va_arg): Ditto.
1418 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1421 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1422 before insn counting loop now that BB_END (bb) is counted. Ensure
1423 the return value isn't zero.
1425 2009-09-30 Nick Clifton <nickc@redhat.com>
1427 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1428 with separate definitions of c_target_objs and cxx_target_objs.
1429 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1431 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1432 sh_symbian_import_export_class.
1433 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1434 * config/sh/symbian.c: Delete, moving code into...
1435 * config/sh/symbian-base.c: ... here
1436 * config/sh/symbian-c.c: ... and here
1437 * config/sh/symbian-cxx.c: ... and here.
1439 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1442 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1443 of plus RTX into register.
1445 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1447 * doc/install.texi: Linguistic and markup fixes.
1448 (Configuration) <--disable-cpp>: Remove description.
1449 <--enable-maintainer-mode>: Autotools files are affected, too.
1450 <--with-sysroot>: Improve description.
1451 (Building): Bump required GNU make version.
1453 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1455 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1456 (x86_64-*-*): Ditto.
1458 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1459 intrinisics for FMA4.
1460 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1461 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1462 Add FMA4 check and fma4intrin.h.
1463 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1465 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1466 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1467 constant for FMA4 support.
1468 (UNSPEC_FMA4_FMADDSUB): Ditto.
1469 (UNSPEC_FMA4_FMSUBADD): Ditto.
1470 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1471 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1472 (ix86_expand_fma4_multiple_memory): Ditto.
1473 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1474 (OPTION_MASK_ISA_FMA4_UNSET): New.
1475 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1476 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1477 (ix86_handle_option): Handle -mfma4.
1478 (isa_opts): Handle -mfma4.
1479 (enum pta_flags): Add PTA_FMA4.
1480 (override_options): Add FMA4 support.
1481 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1482 (IX86_BUILTIN_VFMADDSD): Ditto.
1483 (IX86_BUILTIN_VFMADDPS): Ditto.
1484 (IX86_BUILTIN_VFMADDPD): Ditto.
1485 (IX86_BUILTIN_VFMSUBSS): Ditto.
1486 (IX86_BUILTIN_VFMSUBSD): Ditto.
1487 (IX86_BUILTIN_VFMSUBPS): Ditto.
1488 (IX86_BUILTIN_VFMSUBPD): Ditto.
1489 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1490 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1491 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1492 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1493 (IX86_BUILTIN_VFNMADDSS): Ditto.
1494 (IX86_BUILTIN_VFNMADDSD): Ditto.
1495 (IX86_BUILTIN_VFNMADDPS): Ditto.
1496 (IX86_BUILTIN_VFNMADDPD): Ditto.
1497 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1498 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1499 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1500 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1501 (IX86_BUILTIN_VFMADDPS256): Ditto.
1502 (IX86_BUILTIN_VFMADDPD256): Ditto.
1503 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1504 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1505 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1506 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1507 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1508 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1509 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1510 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1511 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1512 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1513 (enum multi_arg_type): New enum for describing the various FMA4
1514 intrinsic argument types.
1515 (bdesc_multi_arg): New table for FMA4 intrinsics.
1516 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1517 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1519 (ix86_expand_builtin): Add FMA4 intrinsic support.
1520 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1521 operand instructions.
1522 (ix86_expand_fma4_multiple_memory): New function to split the
1523 second memory reference from FMA4 instructions.
1524 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1525 (ssemodesuffixf2s): Ditto.
1526 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1528 (fma4_fmsub<mode>4): Ditto.
1529 (fma4_fnmadd<mode>4): Ditto.
1530 (fma4_fnmsub<mode>4): Ditto.
1531 (fma4_vmfmadd<mode>4): Ditto.
1532 (fma4_vmfmsub<mode>4): Ditto.
1533 (fma4_vmfnmadd<mode>4): Ditto.
1534 (fma4_vmfnmsub<mode>4): Ditto.
1535 (fma4_fmadd<mode>4256): Ditto.
1536 (fma4_fmsub<mode>4256): Ditto.
1537 (fma4_fnmadd<mode>4256): Ditto.
1538 (fma4_fnmsub<mode>4256): Ditto.
1539 (fma4_fmaddsubv8sf4): Ditto.
1540 (fma4_fmaddsubv4sf4): Ditto.
1541 (fma4_fmaddsubv4df4): Ditto.
1542 (fma4_fmaddsubv2df4): Ditto.
1543 (fma4_fmsubaddv8sf4): Ditto.
1544 (fma4_fmsubaddv4sf4): Ditto.
1545 (fma4_fmsubaddv4df4): Ditto.
1546 (fma4_fmsubaddv2df4): Ditto.
1547 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1548 instructions for intrinsics.
1549 (fma4i_fmsub<mode>4): Ditto.
1550 (fma4i_fnmadd<mode>4): Ditto.
1551 (fma4i_fnmsub<mode>4): Ditto.
1552 (fma4i_vmfmadd<mode>4): Ditto.
1553 (fma4i_vmfmsub<mode>4): Ditto.
1554 (fma4i_vmfnmadd<mode>4): Ditto.
1555 (fma4i_vmfnmsub<mode>4): Ditto.
1556 (fma4i_fmadd<mode>4256): Ditto.
1557 (fma4i_fmsub<mode>4256): Ditto.
1558 (fma4i_fnmadd<mode>4256): Ditto.
1559 (fma4i_fnmsub<mode>4256): Ditto.
1560 (fma4i_fmaddsubv8sf4): Ditto.
1561 (fma4i_fmaddsubv4sf4): Ditto.
1562 (fma4i_fmaddsubv4df4): Ditto.
1563 (fma4i_fmaddsubv2df4): Ditto.
1564 (fma4i_fmsubaddv8sf4): Ditto.
1565 (fma4i_fmsubaddv4sf4): Ditto.
1566 (fma4i_fmsubaddv4df4): Ditto.
1567 (fma4i_fmsubaddv2df4): Ditto.
1569 * doc/invoke.texi (-mfma4): Add documentation.
1570 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1572 2009-09-29 Richard Henderson <rth@redhat.com>
1574 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1575 an edge to the new destination block.
1577 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1580 * pa.c (hppa_profile_hook): Use
1581 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1583 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1584 Alexander Monakov <amonakov@ispras.ru>
1587 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1588 (not_postinc_memory_operand): New.
1589 (not_postinc_move_operand): New.
1590 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1591 (*cmovsi_internal): Ditto.
1593 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1595 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1596 restrict issue_rate in first pass when scheduling for register
1599 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1600 Rafael Avila de Espindola <espindola@google.com>
1602 * gengtype.c (plugin_output): New.
1603 (get_output_file_with_visibility): Return plugin_output for plugins.
1604 (main): Parse and use the -P option.
1605 * gty.texi: Update the command line format.
1607 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1610 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1612 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1613 out if !const_ok_for_output.
1616 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1617 case VAR_LOCATION>: Remove gcc_unreachable ().
1619 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1621 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1622 (x86_64-*-*): Ditto.
1623 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1624 back to smmintrin.h.
1625 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1626 * config/i386/x86intrin.h: Remove SSE5.
1627 * config/i386/mmintrin-common.h: Delete file.
1628 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1630 2009-09-29 Richard Guenther <rguenther@suse.de>
1632 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1633 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1635 2009-09-29 Nick Clifton <nickc@redhat.com>
1637 * function.c (current_function_name): If there is no current
1638 function just return "<none>".
1640 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1642 * tree-pass.h (register_pass_info): New structure.
1643 (pass_positioning_ops): Move enum from gcc-plugin.h.
1644 (register_pass): New function.
1645 * gcc-plugin.h (plugin_pass): Delete structure.
1646 (pass_positioning_ops): Delete enum.
1647 * plugin.c (regsiter_pass): Delete function.
1648 (position_pass): Delete function.
1649 (added_pass_nodes): Delete variable.
1650 (prev_added_pass_nodes): Delete variable.
1651 (pass_list_node): Delete structure.
1652 * passes.c (make_pass_instance): New function.
1653 (next_pass_1): Change to call make_pass_instance.
1654 (pass_list_node): Move structure from gcc-plugin.h.
1655 (added_pass_nodes): Move variable from plugin.c.
1656 (prev_added_pass_nodes): Move variable from plugin.c.
1657 (position_pass): New function.
1658 (register_pass): New function.
1660 2009-09-28 Easwaran Raman <eraman@google.com>
1662 * ifcvt.c (noce_try_abs): Recognize pattern and call
1663 expand_one_cmpl_abs_nojump.
1664 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1665 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1667 2009-09-28 Ian Lance Taylor <iant@google.com>
1670 * c-opts.c (c_common_handle_option): Don't set
1671 warn_jump_misses_init for -Wall.
1672 * doc/invoke.texi (Warning Options): Update documentation.
1674 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1676 * Makefile.in ($(out_object_file)): Depend on
1677 gt-$(basename $(notdir $(out_file))).h.
1679 2009-09-28 Richard Henderson <rth@redhat.com>
1681 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1682 * except.c (gen_eh_region): Set it.
1683 (duplicate_eh_regions_1): Copy it.
1684 * tree-eh.c (lower_resx): Use it to determine which function
1687 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1688 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1689 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1690 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1691 BUILT_IN_CXA_END_CLEANUP if necessary.
1693 * c-common.c (c_define_builtins): Update call to
1694 build_common_builtin_nodes.
1696 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1698 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1700 2009-09-28 Michael Matz <matz@suse.de>
1702 * builtins.c (interclass_mathfn_icode): New helper.
1703 (expand_builtin_interclass_mathfn): Use it here, and split folding
1705 (fold_builtin_interclass_mathfn): ... this new folder.
1706 (build_call_nofold_loc): New static helper.
1707 (build_call_nofold): New wrapper macro for above.
1708 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1709 (expand_builtin_pow): Ditto.
1710 (expand_builtin_memset_args): Ditto.
1711 (expand_builtin_printf): Ditto.
1712 (expand_builtin_fprintf): Ditto.
1713 (expand_builtin_sprintf): Ditto.
1714 (expand_builtin_memory_chk): Ditto.
1715 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1716 (expand_builtin_stpcpy): Ditto.
1717 (expand_builtin_strcmp): Ditto.
1718 (expand_builtin_strncmp): Ditto.
1719 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1720 (expand_builtin_strcpy_args): Don't call folders.
1721 (expand_builtin_memcmp): Ditto.
1722 (expand_builtin_strncpy): Ditto, and use target.
1723 (expand_builtin_memcpy): Ditto.
1724 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1725 expand_builtin_strpbrk, expand_builtin_memmove,
1726 expand_builtin_memmove_args, expand_builtin_bcopy,
1727 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1728 expand_builtin_strspn, expand_builtin_strcspn,
1729 expand_builtin_fputs): Remove these.
1730 (expand_builtin): Don't call the above, change calls to other
1731 expanders that changed prototype.
1732 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1733 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1734 fold_builtin_interclass_mathfn.
1735 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1736 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1738 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1739 * passes.c (init_optimization_passes): Move pass_fold_builtins
1740 after last phiopt pass.
1741 * tree-inline.c (fold_marked_statements): When folding builtins
1742 iterate over all instruction potentially generated.
1743 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1745 (fold_gimple_call): Use it to always fold calls (into potentially
1746 multiple instructions).
1747 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1748 calls into zero at this time.
1749 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1750 statements generated by builtin folding.
1752 2009-09-28 Nick Clifton <nickc@redhat.com>
1754 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1756 2009-09-28 Duncan Sands <baldrick@free.fr>
1758 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1759 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1760 (register_callback): Dispatch it.
1761 (invoke_plugin_callbacks): Incorporate in sanity check.
1762 * ggc.h (ggc_register_cache_tab): Add declaration.
1763 * ggc-common.c (ggc_register_root_tab): Simplify.
1764 (const_ggc_cache_tab_t): New typedef.
1765 (extra_cache_vec): New vector of dynamically added cache tables.
1766 (ggc_register_cache_tab): New function.
1767 (ggc_scan_cache_tab): New function.
1768 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1769 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1771 2009-09-27 Richard Henderson <rth@redhat.com>
1773 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1774 which we remove __builtin_stack_restore.
1776 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1778 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1779 to test for GRD_INVARIANT.
1780 (simple_rhs_p): Anything that's function_invariant_p is fine.
1782 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1784 * gengtype.c (main): Use plunge_files instead of plugin_output.
1786 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1787 Rafael Avila de Espindola <espindola@google.com>
1789 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1790 Don't print pch related info if it is false.
1791 (main): Don't print pch info in plugin mode.
1793 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1795 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1796 with dw_val_class_const_double.
1797 (struct dw_val_struct): Replace val_long_long with val_double and
1798 adjust for above change.
1799 (output_loc_operands): Likewise.
1800 (add_AT_long_long): Rename into...
1801 (add_AT_double): ...this.
1802 (print_die): Replace dw_val_class_long_long with
1803 dw_val_class_const_double and adjust.
1804 (attr_checksum): Likewise.
1805 (same_dw_val_p): Likewise.
1806 (size_of_die): Likewise.
1807 (value_format): Likewise.
1808 (output_die): Likewise.
1809 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1810 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1811 instead of add_AT_long_long.
1812 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1813 value with the precision of its type.
1815 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1818 * c-typeck.c (build_conditional_expr): Use the readonly and
1819 volatile flags of the operand types, not of the operands itself.
1821 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1823 * collect2.c (main): Look for -brtl before adding libraries.
1825 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1827 * config.gcc: Update OpenBSD targets.
1828 * config/openbsd-stdint.h: New file.
1829 * config/openbsd-libpthread.h: New file.
1830 * config/openbsd.h: Update and break out LIB_SPEC definition.
1831 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1832 * config/i386/openbsdelf.h: Correct types.
1833 * config/m68k/openbsd.h: Likewise.
1834 * config/mips/openbsd.h: Likewise.
1835 * config/vax/openbsd.h: Likewise.
1837 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1839 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1840 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1841 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1842 of the length and zero.
1844 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1846 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1847 (FLAGS_H): Add options.h $(REAL_H).
1848 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1849 (TREE_VECTORIZER_H): New.
1850 (EBITMAP_H): Renamed from EBIMAP_H.
1851 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1852 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1853 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1854 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1855 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1856 (graphite-clast-to-gimple.o, graphite-dependences.o)
1857 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1858 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1859 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1860 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1861 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1862 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1863 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1864 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1865 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1866 updated and fixed as per above changes and per
1867 check_makefile_deps.sh output.
1870 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1871 * configure: Regenerate.
1873 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1875 * doc/install.texi: Update minimum MPC version to 0.7.
1877 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1879 * doc/install.texi (Binaries): Remove reference to the binary
1880 distribution CD-ROM from the FSF.
1882 2009-09-26 Michael Matz <matz@suse.de>
1886 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1887 that are mentioned in the body.
1889 2009-09-26 Michael Matz <matz@suse.de>
1891 PR tree-optimization/41454
1892 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1893 (tree_ssa_dominator_optimize): Don't allocate and free it.
1894 (dom_opt_leave_block): Don't iterate over it.
1895 (eliminate_redundant_computations): Don't return a value.
1896 (cprop_operand, cprop_into_stmt): Ditto.
1897 (optimize_stmt): Don't defer updating stmts.
1899 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1901 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1902 generic_parameter_die, template_parameter_pack_die,
1903 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1904 renaming DW_TAG_formal_parameter_pack and
1905 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1906 and DW_TAG_GNU_template_parameter_pack.
1908 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1910 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1911 * config/v850/v850.c (v850_function_value): New function.
1912 (TARGET_FUNCTION_VALUE): Define.
1914 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1916 * tree-vect-stmts.c (vectorizable_call): Call
1917 mark_symbols_for_renaming after vect_finish_stmt_generation.
1919 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1920 to loc_descriptor_from_tree.
1921 (add_location_or_const_value_attribute): Pass 0 instead of 2
1922 for decl_by_reference_p decls.
1924 2009-09-25 Richard Guenther <rguenther@suse.de>
1927 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1930 2009-09-25 Ben Elliston <bje@au.ibm.com>
1932 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1935 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1937 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1938 form of instruction.
1940 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1943 * fold-const.c (const_binop): Handle complex int division.
1944 * tree-complex.c (expand_complex_div_straight,
1945 expand_complex_div_wide): Update comments.
1947 2009-09-24 DJ Delorie <dj@redhat.com>
1950 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1951 (reg_class): Likewise.
1952 (REG_CLASS_NAMES): Likewise.
1953 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1954 (m32c_override_options): Disable -fivopts for M32C.
1956 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1958 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1959 Delete VSX load/store with update support.
1960 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1961 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1965 (VStype_load_update): Ditto.
1966 (VStype_store_update): Ditto.
1967 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1968 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1970 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1971 load/store with update builtins.
1973 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1975 * libgcc2.c (L_trampoline): Prototype for getpagesize
1976 and mprotect in WINNT case.
1978 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1980 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1981 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1982 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1983 'outgoing' argument.
1984 (TARGET_FUNCTION_VALUE): Define.
1986 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1988 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1990 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1993 * common.opt: Initialize dwarf_strict to -1.
1994 * toplev.c (process_options): Catch unset dwarf_strict
1995 and set to 0 for all targets not overriding.
1996 * config/darwin.c (darwin_override_options): Catch unset
1997 dwarf_strict and override to 1.
1999 2009-09-24 Jeff Law <law@redhat.com>
2001 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2003 2009-09-24 Richard Guenther <rguenther@suse.de>
2005 PR tree-optimization/36143
2006 PR tree-optimization/38747
2007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2008 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2010 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2013 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2014 return false instead of gcc_unreachable (). For CONST return the
2015 value returned by recursive call instead of always returning true.
2016 (tree_add_const_value_attribute): Return the value returned by
2017 add_const_value_attribute instead of always returning true if rtl
2020 2009-09-23 Justin Seyster <jrseys@gmail.com>
2022 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2024 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2026 * cgraphunit.c (cgraph_lower_function): Revert last change.
2027 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2028 instead of DECL_NO_STATIC_CHAIN.
2029 * tree-cfg.c (verify_gimple_call): Likewise.
2030 * tree-nested.c (get_chain_decl, get_chain_field,
2031 convert_tramp_reference_op, convert_gimple_call): Likewise.
2032 (convert_all_function_calls): Likewise. Always set or clear
2033 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2034 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2035 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2037 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2038 DECL_NO_STATIC_CHAIN.
2039 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2040 instead of DECL_NO_STATIC_CHAIN.
2041 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2042 decl_function_context.
2043 * varasm.c (initializer_constant_valid_p): Likewise.
2044 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2045 (DECL_STATIC_CHAIN): ... this.
2046 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2047 instead of DECL_NO_STATIC_CHAIN.
2049 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2050 Rafael Avila de Espindola <espindola@google.com>
2052 * gengtype.c (nb_plugin_files): Make it unsigned to match
2053 num_gt_files. Adjust other variables to avoid warnings.
2054 (main): Allocate an all zero lang_bitmap before each plugin file name
2055 to match regular file names.
2057 2009-09-23 Richard Henderson <rth@redhat.com>
2059 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2060 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2061 static chain passed in memory.
2062 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2063 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2064 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2065 STATIC_CHAIN_REGNUM defined.
2067 * config/picochip/picochip-protos.h: s/class/klass/.
2068 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2069 (picochip_static_chain): New.
2070 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2071 (STATIC_CHAIN_INCOMING): Remove.
2073 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2074 (xtensa_static_chain): New.
2075 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2076 (STATIC_CHAIN_INCOMING): Remove.
2078 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2080 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2081 * config/pa/pa-protos.h (function_value): Remove.
2082 * config/pa/pa.c (pa_function_value): Rename from function_value.
2083 Make static, add 'outgoing' argument.
2084 (TARGET_FUNCTION_VALUE): Define.
2086 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2088 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2089 instead of cfun->machine->is_leaf.
2090 * config/avr/avr.h (machine_function): Remove is_leaf field.
2092 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2095 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2096 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2097 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2098 the same size, prefer DW_OP_stack_value.
2099 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2100 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2102 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2105 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2107 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2110 * cfgexpand.c (convert_debug_memory_address): New.
2111 (expand_debug_expr): Convert base address and offset to the same
2112 mode. Use it to convert addresses to other modes. Accept
2115 2009-09-23 Richard Guenther <rguenther@suse.de>
2117 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2118 produced for bigendian targets with promoted subregs.
2120 2009-09-23 Richard Guenther <rguenther@suse.de>
2122 * value-prof.c (gimple_ic): Purge old EH edges only after building
2125 2009-09-23 Nick Clifton <nickc@redhat.com>
2127 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2129 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2132 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2135 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2136 on non-nested functions.
2138 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2139 Jan Hubicka <jh@suse.cz>
2141 * dwarf2out.c (loc_list_plus_const): Only define if
2142 DWARF2_DEBUGGING_INFO.
2143 (address_of_int_loc_descriptor): Likewise.
2146 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2148 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2151 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2152 constant is more than zero.
2154 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2157 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2158 call final to emit non-scheduled prologue, instead insert at entry.
2160 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2161 Joseph S. Myers <joseph@codesourcery.com>
2163 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2165 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2166 Rafael Avila de Espindola <espindola@google.com>
2168 * gengtype.c (is_file_equal): New function.
2169 (close_output_files): Use is_file_equal. Free of->buf.
2171 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2172 Rafael Avila de Espindola <espindola@google.com>
2174 * gengtype.c (write_types, write_local): Add the output_header
2175 argument. Update all callers.
2177 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2179 * dwarf2out.c (template_parameter_pack_die,
2180 gen_formal_parameter_pack_die ): New functions.
2181 (make_ith_pack_parameter_name): Remove this function.
2182 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2183 DW_TAG_formal_parameter_pack.
2184 (gen_generic_params_dies): Represent each template parameter pack
2185 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2186 represented by usual DW_TAG_template_*_parameter DIEs that are
2187 children of the DW_TAG_template_parameter_pack element DIE.
2188 (generic_parameter_die): This doesn't deal with parameter pack
2189 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2190 of parameter pack DIEs.
2191 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2192 in certain cases, e.g. for pack elements.
2193 (gen_formal_types_die, gen_decl_die): Adjust usage of
2194 gen_formal_parameter_die.
2195 (gen_subprogram_die): Represent each function parameter pack by a
2196 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2197 represented by usual DW_TAG_formal_parameter DIEs that are children
2198 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2199 ____builtin_va_alist decls as no part of the compiler uses those
2201 * langhooks.h (struct lang_hooks_for_decls): Add
2202 function_parm_expanded_from_pack_p, get_generic_function_decl
2203 and function_parameter_pack_p hooks. Fix comment for
2204 get_innermost_generic_parms hook.
2205 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2206 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2207 macros and use them to initialize lang_hook.
2209 2009-09-22 Richard Henderson <rth@redhat.com>
2211 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2212 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2213 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2214 on TRAMPOLINE_TEMPLATE.
2215 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2216 TRAMPOLINE_ADJUST_ADDRESS.
2217 * targhooks.c (default_asm_trampoline_template): Remove.
2218 (default_trampoline_adjust_address): Remove.
2219 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2220 * targhooks.h: Update decls.
2222 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2224 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2225 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2226 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2228 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2231 * reload1.c (reload): Reset debug insns with pseudos without
2234 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2236 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2237 unconditional true for decimal float modes.
2238 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2239 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2241 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2243 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2244 Enable a new case for __FreeBSD__ >= 7.
2245 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2246 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2247 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2248 and USE_LD_AS_NEEDED.
2250 * doc/install.texi (*-*-freebsd*): Update target information.
2252 2009-09-22 Richard Guenther <rguenther@suse.de>
2255 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2256 arrays really properly.
2258 2009-09-22 Richard Henderson <rth@redhat.com>
2261 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2262 calls.static_chain, calls.trampoline_init,
2263 calls.trampoline_adjust_address.
2264 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2265 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2266 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2267 * builtins.c (expand_builtin_setjmp_receiver): Use
2268 targetm.calls.static_chain; only clobber registers.
2269 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2270 set up memory attributes properly for the trampoline block.
2271 (expand_builtin_adjust_trampoline): Use
2272 targetm.calls.trampoline_adjust_address.
2273 * calls.c (prepare_call_address): Add fndecl argument. Use
2274 targetm.calls.static_chain.
2275 * df-scan.c (df_need_static_chain_reg): Remove.
2276 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2277 consolodate static chain handling.
2278 * doc/tm.texi: Document new hooks.
2279 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2280 (init_emit_regs): Don't initialize them.
2281 * expr.h (prepare_call_address): Update decl.
2282 * final.c (profile_function): Use targetm.calls.static_chain.
2283 * function.c (expand_function_start): Likewise.
2284 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2285 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2286 only clobber registers.
2287 * targhooks.c (default_static_chain): New.
2288 (default_asm_trampoline_template, default_trampoline_init): New.
2289 (default_trampoline_adjust_address): New.
2290 * targhooks.h: Declare them.
2291 * varasm.c (assemble_trampoline_template): Use
2292 targetm.asm_out.trampoline_template. Make the memory block const
2295 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2296 alpha_initialize_trampoline. Make static. Merge VMS parameter
2297 differences into the TARGET_ABI_OPEN_VMS code block.
2298 (TARGET_TRAMPOLINE_INIT): New.
2299 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2300 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2301 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2302 (INITIALIZE_TRAMPOLINE): Remove.
2304 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2305 (TRAMPOLINE_TEMPLATE): Merge with ...
2306 (INITIALIZE_TRAMPOLINE): ... this and move ...
2307 * config/arc/arc.c (arc_trampoline_init): ... here.
2308 (TARGET_TRAMPOLINE_INIT): New.
2310 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2311 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2312 (arm_asm_trampoline_template): New.
2313 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2314 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2315 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2316 code to arm_asm_trampoline_template.
2317 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2318 arm_trampoline_adjust_address.
2319 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2320 adjust for target hook parameters.
2322 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2325 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2326 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2327 (bfin_trampoline_init): Rename from initialize_trampoline;
2328 make static; update for target hook parameters.
2329 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2330 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2331 bfin_asm_trampoline_template.
2332 (INITIALIZE_TRAMPOLINE): Remove.
2334 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2335 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2336 cris_trampoline_init): New.
2337 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2338 cris_asm_trampoline_template.
2339 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2340 adjust for target hook parameters.
2342 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2344 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2345 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2346 fr30_trampoline_init): New.
2347 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2348 fr30_asm_trampoline_template.
2349 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2350 adjust for target hook parameters.
2352 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2353 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2354 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2355 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2356 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2358 * config/h8300/h8300.c (h8300_trampoline_init): New.
2359 (TARGET_TRAMPOLINE_INIT): New.
2360 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2361 to h8300_trampoline_init and adjust for hook parameters.
2363 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2364 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2365 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2366 make static; adjust for hook parameters.
2367 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2369 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2370 (TARGET_TRAMPOLINE_INIT): New.
2371 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2372 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2373 iq2000_asm_trampoline_template.
2374 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2375 (TRAMPOLINE_CODE_SIZE): New.
2376 (TRAMPOLINE_SIZE): Use it.
2377 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2379 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2380 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2381 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2382 adjust for hook parameters.
2383 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2385 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2386 (m32r_trampoline_init): New.
2387 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2388 m32r_trampoline_init.
2390 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2391 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2392 make static; update for hook parameters.
2393 * config/m68hc11/m68hc11-protos.h: Update.
2394 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2396 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2397 (TARGET_TRAMPOLINE_INIT): New.
2398 (mcore_function_value): Fix typo.
2399 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2400 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2401 to mcore_asm_trampoline_template.
2402 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2404 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2405 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2406 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2407 update for hook parameters.
2408 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2410 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2411 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2412 mips_trampoline_init): New.
2413 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2414 mips_asm_trampoline_template.
2415 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2416 update for hook parameters.
2418 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2419 (TARGET_TRAMPOLINE_INIT): New.
2420 (mmix_trampoline_size): Remove.
2421 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2422 make static. Remove out-of-date tetra vs octa comment.
2423 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2424 make static; update for hook parameters.
2425 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2426 (INITIALIZE_TRAMPOLINE): Remove.
2427 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2428 (TRAMPOLINE_ALIGNMENT): New.
2429 * gcc/config/mmix/mmix-protos.h: Update.
2431 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2432 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2433 mn10300_trampoline_init): New.
2434 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2435 mn10300_asm_trampoline_template.
2436 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2438 * config/moxie/moxie.c (moxie_static_chain,
2439 moxie_asm_trampoline_template, moxie_trampoline_init,
2440 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2441 TARGET_TRAMPOLINE_INIT): New.
2442 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2443 moxie_trampoline_init.
2444 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2445 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2447 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2448 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2449 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2450 pa_trampoline_adjust_address): New.
2451 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2452 pa_asm_trampoline_template.
2453 (TRAMPOLINE_ALIGNMENT): New.
2454 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2455 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2456 adjust for hook parameters.
2457 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2459 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2460 (TARGET_TRAMPOLINE_INIT): New.
2461 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2462 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2464 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2466 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2467 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2468 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2469 make static; adjust parameters for the hook.
2470 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2472 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2473 s390_trampoline_template; make static.
2474 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2475 make static; adjust for target hook.
2476 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2477 * config/s390/s390-protos.h: Remove trampoline decls.
2478 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2479 (TRAMPOLINE_TEMPLATE): Remove.
2480 (TRAMPOLINE_ALIGNMENT): New.
2482 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2483 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2484 (TARGET_TRAMPOLINE_INIT): New.
2485 (score_asm_trampoline_template): New.
2486 (score_trampoline_init): Rename from score_initialize_trampoline;
2487 make static; adjust for hook parameters.
2488 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2489 score[37]_asm_trampoline_template.
2490 (INITIALIZE_TRAMPOLINE): Remove.
2491 * config/score/score3.c (score3_asm_trampoline_template): New.
2492 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2493 adjust for target hook.
2494 * config/score/score7.c (score7_asm_trampoline_template): New.
2495 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2496 adjust for target hook.
2497 * config/score/score3.h, config/score/score7.h: Update.
2499 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2500 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2501 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2502 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2503 make static; adjust for target hook parameters.
2504 (sh_trampoline_adjust_address): New.
2505 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2506 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2508 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2509 (sparc32_initialize_trampoline): Rename from
2510 sparc_initialize_trampoline; make static; replace tramp parameter
2511 with m_tramp and update memory accesses.
2512 (sparc64_initialize_trampoline): Similarly.
2513 (sparc_trampoline_init): New.
2514 * config/sparc/sparc-protos.h: Remove trampoline decls.
2515 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2516 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2518 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2519 (array_to_constant): Make ARR parameter const.
2520 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2521 make static; update for hook parameters.
2522 * config/spu/spu-protos.h: Update decls.
2523 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2525 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2526 from xstormy16_initialize_trampoline; make static; update for
2528 (TARGET_TRAMPOLINE_INIT): New.
2529 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2531 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2532 (TARGET_TRAMPOLINE_INIT): New.
2533 (v850_can_eliminate): Make static.
2534 (v850_asm_trampoline_template, v850_trampoline_init): New.
2535 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2536 v850_asm_trampoline_template.
2537 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2538 and adjust for target hook parameters.
2540 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2541 (TARGET_TRAMPOLINE_INIT): New.
2542 (vax_asm_trampoline_template, vax_trampoline_init): New.
2543 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2544 vax_asm_trampoline_template.
2545 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2547 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2548 (TARGET_TRAMPOLINE_INIT): New.
2549 (xtensa_asm_trampoline_template): Rename from
2550 xtensa_trampoline_template; make static.
2551 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2552 make static; update for hook parameters.
2553 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2554 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2555 (INITIALIZE_TRAMPOLINE): Remove.
2557 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2558 error for nested functions with regparm=3.
2559 (ix86_compute_frame_layout): Adjust frame pointer offset for
2560 ix86_static_chain_on_stack.
2561 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2562 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2563 don't reset to UNITS_PER_WORD.
2564 (ix86_emit_leave): Adjust ix86_cfa_state.
2565 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2566 (ix86_static_chain): New.
2567 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2568 make static; update for target hook parameters; use ix86_static_chain.
2569 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2570 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2571 (INITIALIZE_TRAMPOLINE): Remove.
2572 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2573 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2574 to the end. Add static_chain_on_stack.
2575 (ix86_static_chain_on_stack): New.
2577 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2578 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2579 (m68k_trampoline_init): New.
2580 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2581 m68k_trampoline_init and adjust for hook parameters.
2582 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2583 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2585 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2587 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2588 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2590 * reload1.c (reload): Call wrap_constant when substituting
2591 reg for equiv inside of DEBUG_INSNs.
2594 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2595 add_call_src_coords_attributes, add_high_low_attributes,
2596 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2597 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2598 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2599 when -gdwarf-2 -gstrict-dwarf.
2600 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2601 -gdwarf-[23] -gstrict-dwarf.
2602 (address_of_int_loc_descriptor, loc_descriptor,
2603 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2604 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2605 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2607 2009-09-22 Richard Guenther <rguenther@suse.de>
2609 PR tree-optimization/41428
2610 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2611 (ccp_finalize): Pass it to substitute_and_fold.
2613 2009-09-22 Richard Guenther <rguenther@suse.de>
2615 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2616 (substitute_and_fold): Adjust prototype.
2617 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2618 (simplify_stmt_using_ranges): Likewise.
2619 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2620 (vrp_fold_stmt): New function.
2621 (vrp_finalize): Pass it to substitute_and_fold.
2622 * tree-flow.h (vrp_evaluate_conditional): Remove.
2623 (simplify_stmt_using_ranges): Likewise.
2624 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2625 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2626 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2628 (fold_predicate_in): Move to tree-vrp.c.
2629 (substitute_and_fold): Use the callback instead of calling into
2630 tree-vrp.c functions directly.
2632 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2634 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2635 comparison warning on rs6000.
2638 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2639 GIMPLE_EH_MUST_NOT_THROW cleanup.
2640 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2642 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2645 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2646 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2647 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2648 libSystem which is derived from the gcc 4.2.1 unwinder.
2650 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2653 * varasm.c (default_encode_section_info): Copy TLS model into
2654 sym_ref flags regardless of backend support for TLS, for all
2655 model types except TLS_MODEL_EMULATED.
2657 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2660 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2661 we can handle it correctly.
2663 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2665 * doc/install.texi (os2): Remove section.
2667 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2669 * doc/standards.texi (Objective-C): Adjust two URLs.
2671 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2673 * tree-tailcall.c (process_assignment): Don't check if a
2674 multiplication or an addition are already present.
2675 (find_tail_calls): Combine multiple additions and multiplications.
2676 (adjust_accumulator_values): Emit accumulators.
2678 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2680 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2681 xmm register restore.
2683 2009-09-21 Jan Hubicka <jh@suse.cz>
2685 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2686 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2689 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2691 * stor-layout.c (layout_type): Remove obsolete code.
2693 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2696 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2698 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2701 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2702 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2703 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2704 * fold-const.c (const_binop): Likewise.
2705 * real.h (do_mpc_arg2): Update prototype.
2707 2009-09-20 Jan Hubicka <jh@suse.cz>
2709 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2710 (add_location_or_const_value_attribute): Rewrite using
2712 (tree_add_const_value_attribute): Return true if successful.
2713 (tree_add_const_value_attribute_for_decl): Likewise.
2715 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2716 (loc_descriptor): ... here;
2717 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2718 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2719 pool items that was not marked for output.
2720 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2721 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2722 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2723 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2724 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2725 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2726 DW_OP_stack_value to get address of items that are not available
2728 (dw_loc_list): Handle single element lists correctly.
2730 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2731 Pascal Obry <obry@adacore.com>
2733 * unwind-dw2-fde.c (classify_object_over_fdes):
2734 Cast the constant 1 to _Unwind_Ptr.
2735 (add_fdes): Likewise.
2736 (linear_search_fdes): Likewise.
2738 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2740 * stor-layout.c (set_sizetype): Avoid useless type copy.
2742 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2744 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2746 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2747 * configure, config.in: Regenerate.
2748 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2750 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2751 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2752 for global data if the output could be used in a shared library.
2753 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2754 to 0 if TARGET_WRITABLE_EH_FRAME.
2756 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2758 PR rtl-optimization/39886
2759 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2760 just when insn is equal to BB_END (bb).
2762 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2764 * config/mips/mips.opt (mrelax-pic-calls): New option.
2765 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2767 (mips_unspec_call): Change "unspec_call" expander into this.
2768 (mips_strip_unspec_call): New function.
2769 (mips_got_load): Call mips_unspec_call instead of
2770 gen_unspec_call<mode>.
2771 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2773 (mips_cfg_in_reorg): New function.
2774 (mips16_lay_out_constants): Use it to decide whether to call
2775 CFG-aware insn splitting.
2776 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2777 mips_reorg. Move DF set-up code from here ...
2778 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2780 (mips_reorg): Call mips_df_reorg instead of
2781 r10k_insert_cache_barriers. Move CFG set-up code here from
2782 r10k_insert_cache_barriers.
2783 (mips_call_expr_from_insn): New function.
2784 (mips_pic_call_symbol_from_set): Likewise.
2785 (mips_find_pic_call_symbol): Likewise.
2786 (mips_annotate_pic_call_expr): Likewise.
2787 (mips_get_pic_call_symbol): Likewise.
2788 (mips_annotate_pic_calls): Likewise.
2789 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2791 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2792 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2793 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2795 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2796 (unspec_call<mode>): Remove it.
2797 (sibcall_internal, sibcall_value_internal,
2798 sibcall_value_multiple_internal, call_internal, call_split,
2799 call_value_internal, call_value_split,
2800 call_value_multiple_internal, call_value_multiple_split): Pass
2801 SIZE_OPNO to MIPS_CALL.
2802 (call_internal_direct, call_direct_split,
2803 call_value_internal_direct, call_value_direct_split): Pass -1 as
2804 SIZE_OPNO to MIPS_CALL.
2805 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2806 * configure: Regenerate.
2807 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2808 and -mno-relax-pic-calls.
2809 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2811 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2814 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2815 in the directory this rule is called from, rather than the
2816 toplevel 'gcc' directory, to fix in-tree build.
2818 2009-09-19 Chris Demetriou <cgd@google.com>
2820 PR preprocessor/28435:
2821 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2822 to cpplib that the preprocessor output is needed.
2824 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2826 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2827 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2828 *return_and_restore_fpregs_<mode>,
2829 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2832 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2833 instead of assuming it has always a REG inside of it.
2835 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2837 * config/freebsd.h: Update comment on types.
2838 (WINT_TYPE): Define.
2840 2009-09-18 Jason Merrill <jason@redhat.com>
2842 * c.opt: Add -fno-deduce-init-list.
2844 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2846 * value-prof.c (interesting_stringop_to_profile_p): Added output
2847 argument to indicate which parameter is the size parameter.
2848 * value-prof.c (gimple_stringop_fixed_value): Use
2849 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2850 * value-prof.c (gimple_stringops_transform): Update call sites to
2851 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2853 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2856 From David Binderman <dcb314@hotmail.com>:
2857 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2858 local variable f. Remove stale comments.
2859 (ix86_compute_frame_layout): Remove useless local variable total_size.
2860 Remove #if 0'd code.
2861 (legitimate_address_p): Remove useless local variables
2862 reason_rtx and reason.
2863 (ix86_split_copysign_const): Remove useless local variable op1.
2864 (scale_counter): Remove useless local variable piece_size_mask.
2866 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2868 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2871 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2874 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2876 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2878 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2881 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2883 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2884 DW_OP_implicit_value even without dwarf_version 4.
2886 2009-09-17 Jan Hubicka <jh@suse.cz>
2888 * dwarf2out.c: Include tree-pass.h and gimple.h.
2889 (loc_list_plus_const): New function.
2890 (loc_descriptor_from_tree_1): Rename to ...
2891 (loc_descriptor_from_tree): ... remove original.
2892 (loc_list_from_tree): New function.
2893 (add_AT_location_description): Accept location list.
2894 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2895 (concatn_mem_loc_descriptor): Remove.
2896 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2898 (secname_for_decl): Move up.
2899 (hidden_reference_p): New function; break out from ...
2900 (loc_by_refernece): ... here; move up.
2901 (dw_loc_list): New function.
2902 (single_element_loc_list): New function.
2903 (single_element_loc_list_p): New function.
2904 (add_loc_descr_to_each): New function.
2905 (add_loc_list): New function.
2906 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2907 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2908 add diagnostics why expansion failed.
2909 (add_location_or_const_value_attribute): Support location lists.
2910 (add_bound_info): Likewise.
2911 (descr_info_loc): Update call of loc_descriptor_from_tree.
2912 (gen_variable_die): Work on location lists.
2913 * final.c (pass_final): Add dump file.
2914 * Makefile.in (dwarf2out.o): Add new dependencies.
2916 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2919 * real.c decimal_from_integer, decimal_integer_string): New.
2920 (real_from_integer): Use them as special case for decimal float.
2921 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2922 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2923 Do not append zero after the decimal point in string to convert.
2925 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2927 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2928 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2930 2009-09-17 Martin Jambor <mjambor@suse.cz>
2932 * common.opt (fipa-sra): New switch.
2933 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2934 * timevar.def (TV_IPA_SRA): New timevar.
2935 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2936 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2937 * tree-sra.c: Include cgraph.c.
2938 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2939 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2940 and grp_not_necessarilly_dereferenced.
2941 (func_param_count): New variable.
2942 (encountered_apply_args): New variable.
2943 (bb_dereferences): New variable.
2944 (final_bbs): New variable.
2945 (no_accesses_representant): New variable.
2946 (no_accesses_p): New function.
2947 (dump_access): Dump the new fields.
2948 (sra_initialize): Set encountered_apply_args to false.
2949 (get_ssa_base_param): New function.
2950 (mark_parm_dereference): New function.
2951 (create_access): Caring for INIDRECT_REFs and different handling of
2952 varialble length accesses in early IPA SRA. Store the stmt - a new
2953 parameter - to the new access.
2954 (build_access_from_expr_1): New parameter stmt, passed to
2955 create_access. Handle INDIRECT_REFs.
2956 (build_access_from_expr): Pass the current statement to
2957 build_access_from_expr_1.
2958 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2960 (build_accesses_from_assign): Pass the current statement to
2961 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2962 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2963 final_bbs when necessary. Check for calls to __builtin_apply_args.
2964 Fixup EH info if anythng was changed.
2965 (is_unused_scalar_param): New function.
2966 (ptr_parm_has_direct_uses): New function.
2967 (find_param_candidates): New function.
2968 (mark_maybe_modified): New function.
2969 (analyze_modified_params): New function.
2970 (propagate_dereference_distances): New function.
2971 (dump_dereferences_table): New function.
2972 (analyze_caller_dereference_legality): New function.
2973 (unmodified_by_ref_scalar_representative): New function.
2974 (splice_param_accesses): New function.
2975 (decide_one_param_reduction): New function.
2976 (enum ipa_splicing_result): New type.
2977 (splice_all_param_accesses): New function.
2978 (get_param_index): New function.
2979 (turn_representatives_into_adjustments): New function.
2980 (analyze_all_param_acesses): New function.
2981 (get_replaced_param_substitute): New function.
2982 (get_adjustment_for_base): New function.
2983 (replace_removed_params_ssa_names): New function.
2984 (sra_ipa_reset_debug_stmts): New function.
2985 (sra_ipa_modify_expr): New function.
2986 (sra_ipa_modify_assign): New function.
2987 (convert_callers): New function.
2988 (modify_function): New function.
2989 (ipa_sra_preliminary_function_checks): New function.
2990 (ipa_early_sra): New function.
2991 (ipa_early_sra_gate): New function.
2992 (pass_early_ipa_sra): New variable.
2993 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2995 2009-09-17 Michael Matz <matz@suse.de>
2998 * tree.c (build_type_attribute_qual_variant): Export.
2999 * tree.h (build_type_attribute_qual_variant): Declare.
3000 * tree-inline.c (remap_type_1): Use it to build variants with
3001 the original qualifiers and attributes.
3003 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3005 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3006 without a fallthrough edge.
3008 2009-09-16 DJ Delorie <dj@redhat.com>
3010 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3011 chip and ignore the "fast_interrupt" attribute if so.
3013 2009-09-16 Richard Henderson <rth@redhat.com>
3016 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3019 2009-09-16 Richard Henderson <rth@redhat.com>
3022 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3023 is set only if DECL_NO_STATIC_CHAIN is unset.
3024 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3025 (FOR_EACH_NEST_INFO): New.
3026 (walk_all_functions): Use it.
3027 (finalize_nesting_tree): Likewise.
3028 (unnest_nesting_tree): Likewise.
3029 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3030 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3031 (convert_gimple_call): Early out if gimple_call_chain already set.
3032 (convert_all_function_calls): Iterate until no new functions
3033 require a static chain.
3034 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3035 when building a trampoline. Use dump_function_to_file instead
3037 (lower_nested_functions): Open dump_file. Validate that decls
3038 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3039 bit reset by this pass.
3041 2009-09-16 Michael Matz <matz@suse.de>
3044 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3045 shorten decl_common_unused.
3046 (DECL_RESTRICTED_P): New accessor.
3047 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3048 to disambiguate marked decls and restrict pointers.
3050 2009-09-16 Richard Henderson <rth@redhat.com>
3053 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3055 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3057 * integrate.c (set_block_abstract_flags): Call
3058 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3060 2009-09-16 Richard Guenther <rguenther@suse.de>
3063 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3066 2009-09-16 DJ Delorie <dj@redhat.com>
3067 Kaz Kojima <kkojima@gcc.gnu.org>
3069 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3070 (sh_expand_prologue): Update calls to output_stack_adjust.
3071 (sh_expand_epilogue): Likewise.
3073 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3076 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3077 trying to limit the extent of searches in the insn stream.
3079 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3080 Jakub Jelinek <jakub@redhat.com>
3084 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3086 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3087 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3088 (rs6000_savres_strategy): Always save FP registers inline if the
3089 target doesn't support hardware double-precision. Set the above
3090 bits in return value when needed.
3091 (rs6000_savres_routine_sym): Fix computation for cache selector.
3092 Mark the generated symbol as a function. Rename exitp argument to
3093 lr. Move code for determining the name of the symbol...
3094 (rs6000_savres_routine_name): ...here. New function. Add cases for
3095 getting the names right on AIX and 64-bit Linux.
3096 (savres_routine_name): New variable.
3097 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3098 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3099 on what the target routine uses as a base register. If savep && lr
3100 describe saving of r0 into memory slot.
3101 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3102 line calls for AIX ABI.
3103 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3104 determine FP save/restore functions.
3105 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3106 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3108 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3109 Duplicate restoration of LR and execute the appropriate one
3110 depending on whether GPRs are being restored inline. Set r11 from
3111 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3112 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3113 Fix out of line calls for AIX ABI.
3114 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3116 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3118 (*restore_gpregs_spe): Likewise.
3119 (*return_and_restore_gpregs_spe): Likewise.
3120 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3121 Define to empty string unconditionally.
3122 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3123 Define to empty string unconditionally.
3124 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3127 2009-09-15 Jan Hubicka <jh@suse.cz>
3129 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3130 * params.def (inline-insns-auto): Likewise.
3132 2009-09-15 Martin Jambor <mjambor@suse.cz>
3134 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3135 individual statements only at TDF_DETAILS dump level. Format
3136 source for 80 characters per line.
3138 2009-09-15 Christian Bruel <christian.bruel@st.com>
3140 * regrename.c (do_replace): Update REG_DEAD notes.
3142 2009-09-15 Revital Eres <eres@il.ibm.com>
3144 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3145 * targhooks.c (default_builtin_support_vector_misalignment):
3146 New builtin function.
3147 * targhooks.h (default_builtin_support_vector_misalignment):
3149 * target.h (builtin_support_vector_misalignment):
3150 New field in struct gcc_target.
3151 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3152 new builtin function.
3153 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3155 * config/rs6000/rs6000.c
3156 (rs6000_builtin_support_vector_misalignment): New function.
3157 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3159 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3161 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3163 (bfin_optimize_loop): Likewise.
3164 (bfin_gen_bundles): Likewise.
3165 (workaround_speculation): Likewise.
3166 (find_load): Return NULL_RTX for debug_insn.
3168 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3170 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3173 2009-09-14 DJ Delorie <dj@redhat.com>
3175 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3176 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3179 2009-09-14 Richard Henderson <rth@redhat.com>
3180 Jakub Jelinek <jakub@redhat.com>
3182 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3183 * cfgbuild.c (make_edges): Handle asm goto.
3184 * cfglayout.c (fixup_reorder_chain): Likewise.
3185 * cfgrtl.c (patch_jump_insn): Likewise.
3186 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3187 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3188 (gimple_build_asm_vec): Add and use labels parameter.
3189 (gimple_build_asm): Remove.
3190 (walk_gimple_asm): Walk labels too.
3191 * gimple.def (GIMPLE_ASM): Update docs.
3192 * gimple.h: Update decls.
3193 (struct gimple_statement_asm): Change nc to use unsigned char;
3195 (gimple_asm_nlabels): New.
3196 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3197 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3198 into gimple_build_asm_vec.
3199 * jump.c (mark_jump_label_asm): New.
3200 (mark_jump_label): Use it.
3201 (redirect_jump_1): Handle asm goto.
3202 (invert_jump_1): Soft fail if X is null.
3203 * recog.c (extract_asm_operands): New.
3204 (asm_noperands): Use it; handle asm labels.
3205 (decode_asm_operands): Use extract_asm_operands.
3206 (asm_operand_ok): Properly handle empty string.
3207 * reg-stack.c (get_asm_operands_in_out): Rename from
3208 get_asm_operand_n_inputs; use extract_asm_operands; return both
3209 inputs and outputs by reference; update all callers.
3210 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3211 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3212 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3213 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3214 (extract_asm_operands): Declare.
3215 * stmt.c (expand_asm_operands): Add and use labels parameter.
3216 (check_unique_operand_names): Likewise.
3217 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3218 (expand_asm_stmt): Handle asm labels.
3219 * tree-cfg.c (make_gimple_asm_edges): New.
3220 (make_edges): Use it.
3221 (cleanup_dead_labels): Handle asm labels.
3222 (is_ctrl_altering_stmt): Likewise.
3223 (gimple_redirect_edge_and_branch): Likewise.
3224 * tree.def (ASM_EXPR): Add 5th operand.
3225 * tree.h (ASM_LABELS): New.
3226 (resolve_asm_operand_names): Update decl.
3228 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3229 (c_parser_asm_goto_operands): New.
3230 * c-tree.h (build_asm_expr): Update decl.
3231 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3232 * doc/extend.texi: Document asm goto.
3234 2009-09-14 Richard Henderson <rth@redhat.com>
3236 * except.h: Update declarations.
3237 (struct pointer_map_t): Forward declare.
3238 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3239 (struct eh_landing_pad_d, eh_landing_pad): New.
3240 (struct eh_catch_d, eh_catch): New.
3241 (struct eh_region_d): Remove next_region_sharing_label, aka,
3242 label, tree_label, landing_pad, post_landing_pad, resume,
3243 may_contain_throw. Rename region_number to index. Remove
3244 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3245 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3246 (VEC(eh_landing_pad,gc)): New.
3247 (struct eh_status): Remove last_region_number. Add lp_array,
3248 throw_stmt_table, ttype_data, ehspec_data.
3249 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3250 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3251 * except.c (lang_protect_cleanup_actions): Return tree.
3252 (struct ehl_map_entry): Remove.
3253 (init_eh_for_function): Push zero entries for region and lp_array.
3254 (gen_eh_region): Add to region_array immediately.
3255 (gen_eh_region_catch): Operate on eh_catch objects.
3256 (gen_eh_landing_pad): New.
3257 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3258 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3259 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3260 (get_eh_landing_pad_from_number_fn): New.
3261 (get_eh_landing_pad_from_number): New.
3262 (get_eh_region_from_lp_number_fn): New.
3263 (get_eh_region_from_lp_number): New.
3264 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3265 (get_exception_pointer, get_exception_filter): Remove.
3266 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3267 (current_function_has_exception_handlers): Simplify.
3268 (bring_to_root, eh_region_replaceable_by_p): Remove.
3269 (replace_region, hash_type_list, hash_eh_region): Remove.
3270 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3271 (label_to_region_map, num_eh_regions): Remove.
3272 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3273 (find_exception_handler_labels): Remove.
3274 (duplicate_eh_regions_0, find_prev_try): Remove.
3275 (struct duplicate_eh_regions_data): New.
3276 (duplicate_eh_regions_1): Rewrite.
3277 (duplicate_eh_regions): Return a pointer map instead of an
3279 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3280 (redirect_eh_edge_to_label): Remove.
3281 (eh_region_outermost): Rewrite using eh_region pointers
3282 instead of integers.
3283 (add_ttypes_entry): Update for ttype_data move to eh_status.
3284 (add_ehspec_entry): Rewrite with VEC instead of varray.
3285 (assign_filter_values): Likewise. Export.
3286 (build_post_landing_pads, connect_post_landing_pads): Remove.
3287 (dw2_build_landing_pads): Rewrite to use lp_array.
3288 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3289 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3290 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3291 (sjlj_mark_call_sites): Update for landing pad numbers.
3292 (finish_eh_generation): Rewrite.
3293 (gate_handle_eh): Do nothing for no eh tree.
3294 (pass_rtl_eh): Move up near finish_eh_generation.
3295 (remove_eh_landing_pad): New.
3296 (remove_eh_handler): Export.
3297 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3298 (for_each_eh_label): Rewrite to use lp_array.
3299 (make_reg_eh_region_note): New.
3300 (make_reg_eh_region_note_nothrow_nononlocal): New.
3301 (insn_could_throw_p): New.
3302 (copy_reg_eh_region_note_forward): New.
3303 (copy_reg_eh_region_note_backward): New.
3304 (check_handled, add_reachable_handler): Remove.
3305 (reachable_next_level, foreach_reachable_handler): Remove.
3306 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3307 (get_eh_region_and_lp_from_rtx): New.
3308 (get_eh_region_from_rtx): New.
3309 (can_throw_internal_1, can_throw_external_1): Remove.
3310 (can_throw_internal): Use get_eh_region_from_rtx.
3311 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3312 (insn_nothrow_p, can_nonlocal_goto): New.
3313 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3314 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3315 (add_action_record): Use VEC not varray.
3316 (collect_one_action_chain): Update for eh_region changes.
3317 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3318 Use get_eh_region_and_lp_from_rtx.
3319 (gate_convert_to_eh_region_ranges): New.
3320 (pass_convert_to_eh_region_ranges): Use it.
3321 (push_uleb128, push_sleb128): Use VEC not varray.
3322 (output_one_function_exception_table): Likewise.
3323 (dump_eh_tree): Update for eh_region changes.
3324 (verify_eh_tree): Likewise.
3325 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3326 * tree-eh.c: Include target.h.
3327 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3328 Don't disallow GIMPLE_RESX; adjust argument check.
3329 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3330 (record_stmt_eh_region): Update for landing pad numbers;
3331 generate a landing pad if necessary.
3332 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3333 (remove_stmt_from_eh_lp_fn): Similarly.
3334 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3335 Update for lp numbers; don't special case missing throw_stmt_table.
3336 (lookup_expr_eh_lp): Similarly.
3337 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3338 (eh_seq, eh_region_may_contain_throw): New.
3339 (struct leh_state): Add ehp_region.
3340 (struct leh_tf_state): Remove eh_label.
3341 (emit_post_landing_pad): New.
3342 (emit_resx, emit_eh_dispatch): New.
3343 (note_eh_region_may_contain_throw): New.
3344 (frob_into_branch_around): Take eh_region not eh label;
3345 emit eh code into eh_seq.
3346 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3347 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3348 lower_eh_must_not_throw. Emit code to eh_seq.
3349 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3350 (lower_try_finally_onedest): Likewise.
3351 (lower_try_finally_copy): Likewise.
3352 (lower_try_finally_switch): Likewise.
3353 (lower_try_finally): Initialize ehp_region.
3354 (lower_catch): Update for eh_catch objects.
3355 (lower_eh_filter): Don't handle must_not_throw.
3356 (lower_eh_must_not_throw): New.
3357 (lower_cleanup): Don't set eh_label.
3358 (lower_eh_constructs_2): Resolve eh builtins.
3359 Handle GIMPLE_EH_MUST_NOT_THROW.
3360 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3361 Add eh_seq to the end of the function body.
3362 (make_eh_dispatch_edges): New.
3363 (make_eh_edge): Remove.
3364 (make_eh_edges): Simplify for landing pads.
3365 (redirect_eh_edge_1): New.
3366 (redirect_eh_edge): Use it.
3367 (redirect_eh_dispatch_edge): New.
3368 (stmt_could_throw_p): Use a switch. Allow RESX.
3369 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3370 (stmt_can_throw_internal): Likewise.
3371 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3372 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3373 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3374 (gate_refactor_eh): New.
3375 (pass_refactor_eh): Use it.
3376 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3377 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3378 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3379 (remove_unreachable_handlers): Rename from
3380 tree_remove_unreachable_handlers; rewrite for landing pads;
3381 call remove_eh_handler directly.
3382 (remove_unreachable_handlers_no_lp): New.
3383 (unsplit_eh, unsplit_all_eh): New.
3384 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3385 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3386 (cleanup_empty_eh_unsplit): New.
3387 (cleanup_empty_eh): Rewrite.
3388 (cleanup_all_empty_eh): New.
3389 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3390 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3391 (gate_cleanup_eh): New.
3392 (pass_cleanup_eh): Use it.
3393 (verify_eh_edges): Move later in file. Expect one EH edge.
3394 (verify_eh_dispatch_edge): New.
3396 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3397 (gtype-desc.o): Add TARGET_H.
3398 (tree.o): Use EXCEPT_H, not except.h.
3399 (cfgbuild.o): Add EXPR_H.
3400 (GTFILES): Add vecprim.h.
3401 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3402 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3403 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3404 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3405 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3406 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3407 calls to can_throw_internal.
3408 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3409 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3410 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3411 (expand_gimple_stmt): Use make_reg_eh_region_note.
3412 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3413 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3414 or find_exception_handler_labels.
3415 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3416 there is exacly one EH edge. Use can_nonlocal_goto and
3418 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3419 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3420 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3421 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3422 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3423 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3424 * dse.c (scan_insn): Use insn_could_throw_p.
3425 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3426 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3427 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3428 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3429 EXC_PTR_EXPR or FILTER_EXPR.
3430 (tree_expr_nonzero_warnv_p): Likewise.
3431 * function.h: Include vecprim.h, not varray.h
3432 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3433 move ttype_data and ehspec_data members to struct eh_status; change
3434 action_record_data member to a VEC.
3435 * gcse.c (hash_scan_set): Use can_throw_internal.
3436 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3437 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3438 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3439 (block_may_fallthru): Don't handle RESX_EXPR.
3440 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3441 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3442 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3443 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3444 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3445 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3446 (gimple_size): Likewise.
3447 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3448 (gimple_build_resx): Use gimple_build_with_ops.
3449 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3450 (is_gimple_val): Likewise.
3451 (is_gimple_stmt): Remove RESX_EXPR.
3452 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3453 (GIMPLE_RESX): Reorder with other EH constructs.
3454 * gimple.h (struct gimple_statement_eh_mnt): New.
3455 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3456 (gimple_eh_filter_must_not_throw): Remove.
3457 (gimple_eh_filter_set_must_not_throw): Remove.
3458 (gimple_eh_must_not_throw_fndecl): New.
3459 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3460 (is_gimple_resx): New.
3461 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3462 Don't copy EH_FILTER_MUST_NOT_THROW.
3463 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3464 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3465 handle must_not_throw_labels specially.
3466 * ipa-pure-const.c (check_call): Update debug statement for LP.
3467 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3468 * ipa-utils.c (get_base_var): Likewise.
3469 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3470 * lower-subreg.c (move_eh_region_note): Remove.
3471 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3472 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3473 (create_task_copyfn): Likewise.
3474 (maybe_catch_exception): Use gimple_build_eh_filter.
3475 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3476 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3477 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3478 and pass_lower_resx.
3479 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3480 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3481 can_throw_internal, can_nonlocal_goto.
3482 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3483 copy_reg_eh_region_note_forward.
3484 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3485 (emit_output_reload_insns): Likewise.
3486 (copy_eh_notes): Remove.
3487 * rtl.def (RESX): Remove.
3488 * rtl.h: Update declarations.
3489 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3490 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3491 (update_eh_label): Remove.
3492 (cleanup_dead_labels_eh): New.
3493 (cleanup_deal_labels): Use it instead of update_eh_label.
3494 (gimple_merge_blocks): Update landing pad data structure when
3495 removing a landing pad label.
3496 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3497 test; handle GIMPLE_EH_MUST_NOT_THROW.
3498 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3499 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3500 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3501 (verify_stmt): Likewise. Verify landing pads.
3502 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3503 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3504 (struct move_stmt_d): Add eh_map.
3505 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3506 (move_stmt_r): Remap eh region numbers in builtin calls,
3507 resx and eh_dispatch.
3508 (move_block_to_fn): Remove eh_offset parameter. Use
3509 maybe_duplicate_eh_stmt_fn.
3510 (find_outermost_region_in_block): Operate on eh_region pointers
3511 instead of region numbers.
3512 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3513 duplicate_eh_regions.
3514 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3515 test earlier. Disallow EH landing pads.
3516 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3517 * tree-flow.h: Update declarations.
3518 (struct tree_ann_common_d): Replace rn with lp_nr.
3519 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3520 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3521 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3522 resx and eh_dispatch.
3523 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3524 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3525 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3526 from duplicate_eh_regions.
3527 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3528 update RESX; handle EH_DISPATCH.
3529 (expand_call_inline): Set eh_lp_nr, not eh_region.
3530 (maybe_inline_call_in_expr): Likewise.
3531 * tree-inline.h (struct copy_body_data): Replace eh_region with
3532 eh_lp_nr, eh_region_offset with eh_map.
3533 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3534 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3535 * tree-pretty-print.c (dump_generic_node): Don't handle
3536 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3537 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3538 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3539 EXC_PTR_EXPR, FILTER_EXPR.
3540 * tree-ssa-operands.c (get_expr_operands): Likewise.
3541 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3542 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3543 (ao_ref_init_from_vn_reference): Likewise.
3544 * tree-ssa-sink.c (statement_sink_location): Likewise.
3545 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3546 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3547 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3548 EXC_PTR_EXPR, FILTER_EXPR.
3549 (is_exception_related): Remove.
3550 (compute_avail): Don't call it.
3551 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3552 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3553 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3554 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3556 (build_resx): Remove.
3557 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3558 * tree.h: Update declarations.
3559 (EH_FILTER_MUST_NOT_THROW): Remove.
3560 (struct tree_label_decl): Add eh_landing_pad_nr.
3561 (EH_LANDING_PAD_NR): New.
3562 * value-prof.c (gimple_ic): Tidy variable names. Update for
3563 landing pad numbers.
3564 (gimple_stringop_fixed_value): Tidy variable names. Assert
3565 that neither call stmt can throw.
3566 * vecprim.h (uchar): New.
3567 (VEC(uchar,heap), VEC(uchar,gc)): New.
3569 * c-common.c (c_define_builtins): Update call to
3570 build_common_builtin_nodes.
3571 * c-parser.c (c_parse_file): Don't call
3572 default_init_unwind_resume_libfunc.
3574 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3576 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3577 (mips_cprestore_address_p): Likewise.
3578 (mips_save_gp_to_cprestore_slot): Likewise.
3579 (mips_restore_gp): Rename to...
3580 (mips_restore_gp_from_cprestore_slot): ...this.
3581 (mips_must_initialize_gp_p): Declare.
3582 (mips_emit_save_slot_move): Likewise.
3583 (mips_output_load_label): Return nothing.
3584 (mips_eh_uses): Declare.
3585 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3586 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3587 (TARGET_ABSOLUTE_JUMPS): Likewise.
3588 (EH_USES): Likewise.
3589 (FIRST_PSEUDO_REGISTER): Update comment.
3590 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3591 (MIPS_CALL): ...here.
3592 (REGISTER_NAMES): Add $cprestore.
3593 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3594 Add load_label_length, has_inflexible_gp_insn_p,
3595 has_flexible_gp_insn_p, must_initialize_gp_p and
3596 must_restore_gp_when_clobbered_p.
3597 (mips_expand_call): Don't generate split instructions here.
3598 (mips_split_call): Update the call to mips_restore_gp after
3599 the above name change.
3600 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3601 (mips_find_gp_ref): New function.
3602 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3603 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3604 (mips_insn_has_flexible_gp_ref_p): Likewise.
3605 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3606 (mips_function_has_gp_insn): Delete.
3607 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3608 Use the new functions above. Only return INVALID_REGNUM
3609 for TARGET_ABSOLUTE_JUMPS.
3610 (mips_must_initialize_gp_p): New function.
3611 (mips_get_cprestore_base_and_offset): New function, extracted from...
3612 (mips_cprestore_slot): ...here. Take a bool parameter.
3613 (mips_cfun_has_cprestore_slot_p): New function.
3614 (mips_cprestore_address_p): Likewise.
3615 (mips_save_gp_to_cprestore_slot): Likewise.
3616 (mips_restore_gp): Rename to...
3617 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3618 epilogue_completed. Update the call to mips_cprestore_slot.
3619 Test cfun->machine->must_restore_gp_when_clobbered_p.
3620 (mips_direct_save_slot_move_p): New function.
3621 (mips_emit_save_slot_move): Likewise.
3622 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3623 of cfun->machine->global_pointer.
3624 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3625 (mips_save_reg): Use mips_emit_save_slot_move.
3626 (mips_expand_prologue): Set must_initialize_gp_p.
3627 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3628 for all cprestore saves. Emit a use_cprestore instruction after
3629 setting up the cprestore slot.
3630 (mips_restore_reg): Use mips_emit_save_slot_move.
3631 (mips_process_load_label): New function.
3632 (mips_load_label_length): Likewise.
3633 (mips_output_load_label): Don't return asm: output it here instead.
3634 Use mips_process_load_label.
3635 (mips_adjust_insn_length): Adjust the length of branch instructions
3636 that have length MAX_PIC_BRANCH_LENGTH.
3637 (mips_output_conditional_branch): Update the call to
3638 mips_output_load_label. Assume the branch target is OPERANDS[0]
3639 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3640 (mips_output_order_conditional_branch): Swap the meaning of
3641 OPERANDS[0] and OPERANDS[1].
3642 (mips_variable_issue): Don't count ghost instructions.
3643 (mips_expand_ghost_gp_insns): New function.
3644 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3645 (mips_output_mi_thunk): Set must_initialize_gp_p.
3646 (mips_eh_uses): New function.
3647 * config/mips/predicates.md (cprestore_save_slot_operand)
3648 (cprestore_load_slot_operand): New predicates.
3649 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3650 (UNSPEC_MOVE_GP): Likewise.
3651 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3652 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3653 (CPRESTORE_SLOT_REGNUM): New register.
3654 (MAX_PIC_BRANCH_LENGTH): New constant.
3655 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3656 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3657 branches. Fix commentary.
3658 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3659 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3660 Change type to "ghost".
3661 (loadgp_absolute_<mode>): Likewise.
3662 (loadgp_rtp_<mode>): Likewise.
3663 (copygp_mips16): Likewise.
3664 (loadgp_blockage): Remove redundant mode attribute.
3665 (potential_cprestore): New instruction.
3666 (cprestore): Turn into an unspec set.
3667 (use_cprestore): New instruction.
3668 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3669 (*branch_fp_inverted): Likewise.
3670 (*branch_order<mode>): Likewise.
3671 (*branch_order<mode>_inverted): Likewise.
3672 (*branch_equality<mode>): Likewise.
3673 (*branch_equality<mode>_inverted): Likewise.
3674 (*branch_bit<bbv><mode>): Likewise.
3675 (*branch_bit<bbv><mode>_inverted): Likewise.
3676 (*branch_equality<mode>_mips16): Remove redundant mode.
3677 (jump): Turn into a define_expand.
3678 (*jump_absolute): New instruction.
3679 (*jump_pic): Likewise.
3680 (*jump_mips16): Rename previously-unnamed pattern. Remove
3681 redundant mode attribute.
3682 (restore_gp): Split on epilogue_completed rather than
3683 reload_completed. Change type to "ghost".
3684 (move_gp<mode>): New instruction.
3685 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3686 Remove redundant mode attribute.
3687 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3688 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3689 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3691 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3694 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3695 are returned in the same register (vs34 or v2) that Altivec vector
3696 types are returned in.
3697 (rs6000_libcall_value): Ditto.
3700 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3701 instead of explicit addsi3/adddi3 calls.
3702 (rs6000_split_multireg_move): Ditto.
3703 (rs6000_emit_allocate_stack): Ditto.
3704 (rs6000_emit_prologue): Ditto.
3705 (rs6000_output_mi_thunk): Ditto.
3707 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3708 size is 64 bits if we can use 64-bit registers.
3710 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3712 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3715 From Jie Zhang <jie.zhang@analog.com>:
3716 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3717 save FP and RETS with saveall attribute.
3718 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3719 with saveall attribute.
3721 * config/bfin/bfin.c (bfin_expand_builtin,
3722 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3725 From Jie Zhang <jie.zhang@analog.com>:
3726 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3727 before use in two places.
3728 * config/bfin/bfin.md (AREG): Define mode iterator.
3729 (reload_in, reload_out): Use mode iterator AREG.
3731 2009-09-14 Richard Guenther <rguenther@suse.de>
3734 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3735 EH personality path.
3737 2009-09-13 Richard Guenther <rguenther@suse.de>
3738 Rafael Avila de Espindola <espindola@google.com>
3740 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3741 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3742 (LANG_HOOKS_INITIALIZER): Adjust.
3743 (lhd_pass_through_t): Declare.
3744 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3746 * langhooks.c (lhd_pass_through_t): New function.
3747 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3748 dwarf2out_begin_prologue): Use personality from current_function_decl.
3749 * expr.h (get_personality_function): Declare.
3750 * expr.c (get_personality_function): New function.
3751 (build_personality_function): Likewise.
3752 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3753 (eh_personality_libfunc): Remove.
3754 * optabs.c (build_libfunc_function): New function split out from ...
3755 (init_one_libfunc): ... here.
3756 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3757 (tree_function_decl): Add personality.
3758 (lhd_gcc_personality): Declare.
3759 (build_personality_function): Likewise.
3760 * tree.c (gcc_eh_personality_decl): New.
3761 (lhd_gcc_personality): New function.
3762 * except.h (lang_eh_runtime_type): Remove.
3763 (enum eh_personality_kind): New.
3764 (build_personality_function): Declare.
3765 (function_needs_eh_personality): Declare.
3766 * except.c (lang_eh_runtime_type): Remove.
3767 (function_needs_eh_personality): New function.
3768 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3769 (sjlj_emit_function_enter, output_function_exception_table):
3770 Use personality from current_function_decl.
3771 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3772 * tree-inline.c (tree_can_inline_p): Do not inline across different
3774 (expand_call_inline): Likewise. Adjust the callers EH personality.
3775 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3776 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3777 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3778 (c-parser.o): Likewise
3779 * c-tree.h (c_eh_initialized_p): Remove.
3780 (c_maybe_initialize_eh): Likewise.
3781 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3782 (finish_decl): Don't call c_maybe_initialize_eh.
3783 (c_eh_initialized_p): Remove.
3784 (c_maybe_initialize_eh): Likewise.
3785 * c-parser.c (c_parser_omp_construct): Likewise.
3786 (c_parse_file): Initialize exception handling.
3788 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3790 * config.gcc (tm_file): Remove i386/biarch32.h
3791 for i?86-w64-mingw* case.
3792 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3794 * config.host: Set for x64 mingw the option
3795 use_long_long_for_widest_fast_int to yes.
3797 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3799 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3800 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3801 (dbxout_begin_function): Likewise.
3802 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3803 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3804 set on the function.
3805 (final_end_function): Likewise.
3806 (final_scan_insn): Likewise.
3807 (rest_of_handle_final): Likewise.
3808 * varasm.c (assemble_start_function): Likewise.
3809 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3811 2009-09-12 Jason Merrill <jason@redhat.com>
3813 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3814 * opts.c (common_handle_option): constify.
3816 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3818 * doc/install.texi (avr): Remove obsolete reference site.
3820 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3822 * doc/install.texi (Binaries): Adjust AIX link.
3824 2009-09-12 Akim Demaille <demaille@gostai.com>
3826 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3827 Use an imperative sentence.
3829 2009-09-11 Richard Henderson <rth@redhat.com>
3831 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3832 structure-name and has-tree-operands arguments; update all entries.
3833 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3835 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3836 (gsstruct_code_size): New.
3837 (gss_for_code_): New.
3838 (gss_for_code): Remove.
3839 (gimple_size): Rewrite using gsstruct_code_size.
3840 (gimple_statement_structure): Move to gimple.h.
3841 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3842 (gss_for_code, gimple_statement_structure): New.
3843 (gimple_ops): Use new arrays; tidy.
3845 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3847 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3848 operand to be a PLUS expression.
3849 * config/pa/pa.c (pa_secondary_reload): Likewise.
3851 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3853 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3855 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3858 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3860 From Jie Zhang <jie.zhang@analog.com>:
3861 * doc/extend.texi (node Function Attributes): Document l2
3863 (node Blackfin Variable Attributes): Document l2 variable attributes.
3865 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3867 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3868 to match the system compiler's configuration at inflection point.
3869 Add comment to remark a remaining difference with system compiler.
3871 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3872 * configure: Regenerate.
3874 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3876 From Jie Zhang <jie.zhang@analog.com>:
3877 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3878 (bfin_handle_l2_attribute): New.
3879 (bfin_attribute_table): Add l2 attribute.
3881 2009-09-11 Michael Matz <matz@suse.de>
3884 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3885 on the local_decls list.
3887 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3891 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3893 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3894 for VALUEs, to implement the documented interface.
3895 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3896 Adjust for VALUEs and anything else, to implement the
3897 documented interface.
3899 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3901 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3902 with actual SPE/paired vector modes before using 64-bit alignment.
3903 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3905 2009-09-10 DJ Delorie <dj@redhat.com>
3907 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3910 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3911 * config/mep/mep.c (mep_legitimate_constant_p): New.
3912 * config/mep/mep-protos.h: Prototype it.
3914 2009-09-10 Richard Henderson <rth@redhat.com>
3916 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3918 2009-09-10 Jason Merrill <jason@redhat.com>
3920 * tree.c (chain_index): New fn.
3921 * tree.h: Declare it.
3923 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3925 * config/sol2-c.c (cmn_err_length_specs): Initialize
3926 scalar_identity_flag.
3928 2009-09-10 Richard Henderson <rth@redhat.com>
3930 * tree.h (struct tree_decl_common): Move align member earlier;
3931 move label_decl_uid member ...
3932 (struct tree_label_decl): ... here.
3933 (LABEL_DECL_UID): Update to match.
3935 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3938 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3939 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3941 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3942 dest_prev if the edge is complex.
3944 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3946 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3947 loop latch tests earlier.
3949 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3950 before GIMPLE_RETURN, not after its predecessor; insert
3953 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3954 gimple_seq_empty_p to test for no PHI nodes.
3955 * tree-cfg.c (split_critical_edges): Likewise.
3957 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3959 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3961 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3962 introduced by the VTA branch merge.
3964 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3966 * ira-conflicts.c: Use fputs or putc instead of fprintf
3970 * tree-switch-conversion.c: Ditto.
3972 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3974 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3975 introduced by the VTA branch merge.
3977 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3980 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3982 PR rtl-optimization/39779
3983 * expr.c (convert_modes): Return when mode == oldmode after
3984 CONST_INTs are processed.
3986 2009-09-10 Nick Clifton <nickc@redhat.com>
3988 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3989 attribute and referring decl when creating renamed symbol.
3991 2009-09-10 Richard Guenther <rguenther@suse.de>
3994 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3996 (cgraph_finalize_compilation_unit): Compute reachability
3997 before emitting thunks. Properly process aliases before
3998 possibly removing unreachable nodes.
4000 2009-09-10 Richard Guenther <rguenther@suse.de>
4003 * tree.c (struct free_lang_data_d): Add worklist member.
4004 (find_decls_types_r): Push onto the worklist instead of recursing.
4005 Handle TREE_BINFOs properly.
4006 (find_decls_types): New function wrapped around find_decls_types_r
4007 to process the worklist.
4008 (find_decls_types_in_eh_region): Use it.
4009 (find_decls_types_in_node): Likewise.
4010 (find_decls_types_in_var): Likewise.
4011 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4012 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4013 (AGGREGATE_TYPE_P): Adjust.
4015 2009-09-09 Jason Merrill <jason@redhat.com>
4017 * configure.ac: Check glibc version even if we have an in-tree
4020 2009-09-09 Anthony Green <green@moxielogic.com>
4022 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4023 the constant 0 when appropriate.
4024 * config/moxie/constraints.md: Add constraint O.
4026 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4027 to pass up to 6 32-bit argument values in registers.
4028 (moxie_function_arg): Ditto.
4029 (moxie_arg_partial_bytes): Ditto.
4030 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4031 (REG_PARM_STACK_SPACE): Ditto.
4032 (FUNCTION_ARG_REGNO_P): Ditto.
4034 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4035 instruction to allocate stack space.
4037 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4039 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4040 unnecessarily stringent constraints. Fix address
4041 calculation in the splitters.
4043 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4045 PR rtl-optimization/39779
4046 * expr.c (convert_modes): Return when mode == oldmode after
4047 CONST_INTs are processed.
4049 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4052 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4053 (ix86_expand_prologue): Take frame.padding0 into logic of
4055 (ix86_expand_epilogue): Likewise.
4057 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4059 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4061 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4062 * config/t-slibgcc-libgcc: New file.
4063 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4065 2009-09-09 Martin Jambor <mjambor@suse.cz>
4067 PR tree-optimization/41089
4068 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4071 2009-09-09 Richard Henderson <rth@redhat.com>
4073 * gimple.h (CASE_GIMPLE_OMP): New.
4074 (is_gimple_omp): Use it.
4075 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4076 (verify_gimple_debug): Likewise.
4078 2009-09-09 Richard Guenther <rguenther@suse.de>
4080 PR tree-optimization/41101
4081 * tree-ssa-pre.c (maximal_set): Remove.
4082 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4083 Defer all blocks we didn't visit at least one successor.
4084 (add_to_exp_gen): Do not add to the maximal set.
4085 (make_values_for_phi): Likewise.
4086 (compute_avail): Likewise.
4087 (init_pre): Do not allocate the maximal set.
4088 (execute_pre): Do not dump it.
4090 2009-09-09 Martin Jambor <mjambor@suse.cz>
4092 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4093 an SSA_NAME rather than a is_gimple_variable.
4095 2009-09-09 Richard Guenther <rguenther@suse.de>
4098 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4099 code dealing with plain pointer bases.
4100 (maybe_fold_offset_to_reference): Likewise.
4101 (maybe_fold_stmt_addition): Adjust.
4103 2009-09-09 Richard Guenther <rguenther@suse.de>
4105 * tree.c (free_lang_data_in_type): Do not free the type variant
4107 (free_lang_data): Merge char_type_node with its properly signed
4109 (pass_ipa_free): Collect after freeing language specific data.
4111 2009-09-09 Michael Matz <matz@suse.de>
4114 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4115 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4116 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4119 2009-09-08 DJ Delorie <dj@redhat.com>
4121 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4123 2009-09-04 Jason Merrill <jason@redhat.com>
4125 * tree.c (tree_find_value): Remove.
4126 * tree.h: Remove prototype.
4127 * varasm.c (assemble_external): Use value_member instead.
4129 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4131 * toplev.c (process_options): Choose default debugging type when
4132 gtoggle enables debug info and type is unset.
4134 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4138 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4141 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4143 * configure: Rebuilt with modified libtool.m4.
4145 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4150 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4152 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4154 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4155 (remove_statement): Likewise.
4156 (rewrite_use_nonlinear_expr): Adjust.
4157 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4158 * tree-ssa.c (release_defs_bitset): ... this. New.
4159 * tree-flow.h (release_defs_bitset): Declare.
4161 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4164 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4165 in the middle block.
4167 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4169 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4170 via intptr_t to long type.
4171 (insert_operand_rank): Cast long type via intptr_t to
4173 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4175 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4176 from pointer to unsigned via uintptr_t.
4178 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4179 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4181 * configure: Regenerated.
4182 * config.in: Regenerated
4183 * system.h (stdint.h): Add include.
4184 (inttypes.h): Likewise.
4185 * Makefile.in (aclocal): Add config/stdint.m4.
4186 * aclocal.m4: Regenerated.
4188 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4190 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4192 (note_np_check_stores): New function.
4193 (harmless_null_pointer_p): New function.
4194 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4195 changed. Take into account whether we're in the shadow of a condjump
4196 that tested NP_REG for NULL.
4197 Lose all code that tested for SEQUENCEs.
4198 (workaround_speculation): Avoid inserting NOPs for loads that are
4199 either always executed or a NULL pointer.
4201 2009-09-08 Jan Hubicka <jh@suse.cz>
4203 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4204 * params.def (early-inlining-insns): Likewise.
4206 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4208 PR rtl-optimization/41239
4209 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4210 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4212 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4213 across calls, as the calls might not always return normally.
4214 (call_may_noreturn_p): New function.
4215 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4216 (init_deps): Initialize it.
4217 (remove_from_deps): Also remove calls from
4218 last_function_call_may_noreturn list.
4220 2009-09-07 Richard Henderson <rth@redhat.com>
4222 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4223 more VR->OPERANDS than LHS operands. Free LHS before returning.
4225 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4227 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4228 (attr "addrtype"): New member "spreg".
4229 Use it if mem_spfp_address_operand is true for the address.
4230 (attr "type"): New entry "stall".
4231 (cpu_unit "load"): New.
4232 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4234 (insn_reservation "loadsp"): New.
4235 (insn_reservation "load_stall1"): New.
4236 (insn_reservation "load_stall3"): New.
4238 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4239 (mem_p_address_operand): Exclude stack and frame pointer based
4241 (mem_spfp_address_operand): New; match them here.
4242 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4243 (bfin_reorg): Call it if scheduling insns.
4244 (bfin_gen_bundles): Remove dummy insns created by
4245 add_sched_insns_for_speculation.
4247 From Jie Zhang <jie.zhang@analog.com>:
4248 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4249 bfin_si_revision, bfin_workarounds): Move these ...
4250 * config/bfin/bfin.h: ... here.
4252 From Mike Frysinger <michael.frysinger@analog.com>
4253 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4254 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4255 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4256 bf547m, bf548m, and bf549m.
4257 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4258 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4259 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4260 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4261 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4262 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4263 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4264 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4265 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4266 bf542m, bf544m, bf547m, bf548m, and bf549m.
4268 From Jie Zhang <jie.zhang@analog.com>:
4269 * config/bfin/predicates.md (p_register_operand): New predicate.
4270 (dp_register_operand): New predicate.
4271 * config/bfin/bfin-protos.h (WA_05000074): Define.
4272 (ENABLE_WA_05000074): Define.
4273 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4274 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4275 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4276 (define_attr addrtype): Allow load/store register to be P register.
4277 (define_attr storereg): New.
4278 (define_cpu_unit anomaly_05000074): New.
4279 (define_insn_reservation dsp32shiftimm): New.
4280 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4281 (define_insn_reservation loadp): Cannot use slot2.
4282 (define_insn_reservation loadsp): Cannot use slot2.
4283 (define_insn_reservation storep): Cannot use slot2. Does not
4284 apply when working around 05000074.
4285 (define_insn_reservation storep_anomaly_05000074): New.
4286 (define_insn_reservation storei): Does not apply when working
4288 (define_insn_reservation storei_anomaly_05000074): New.
4289 (define_attr length): Add dsp32shiftimm case.
4290 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4291 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4292 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4293 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4294 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4296 2009-09-07 Martin Jambor <mjambor@suse.cz>
4299 * tree-sra.c (create_artificial_child_access): Return NULL if
4300 build_ref_for_offset fails.
4301 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4302 and create_artificial_child_access to fail.
4304 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4307 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4308 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4309 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4311 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4313 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4314 block, ensure it has an exit edge. Emit a barrier after a jump.
4316 2009-09-07 Nick Clifton <nickc@redhat.com>
4318 * gcc.c (this_is_linker_script): New variable. Like
4319 this_is_library_file but for the %T constructor.
4320 (end_going_arg): If this_is_linker_script is set then locate the
4321 script and insert a --script switch before it
4322 (do_spec_2): Initialise this_is_linker_script.
4323 (do_spec_1): Likewise. Handle %T construct.
4324 (eval_spec_function): Preserve this_is_linker_script.
4325 * doc/invoke.texi: Document %T construct in spec files.
4326 * config/m32c/m32c.h (LIB_SPEC): Use it.
4328 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4330 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4331 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4332 when volatile flag is set.
4333 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4335 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4338 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4339 (combine_stack_adjustments_for_block): Allow insns between stack
4340 adjustments and stores with corresponding pre-(dec|inc)rement or
4341 pre-modify operation.
4343 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4346 * combine-stack-adj.c (struct csa_memlist): Rename to...
4347 (struct csa_reflist): ... this. Rename mem field to ref.
4348 (free_csa_memlist): Rename to...
4349 (free_csa_reflist): ... this.
4350 (record_one_stack_memref): Rename to...
4351 (record_one_stack_ref): ... this. Handle also REG_P.
4352 (try_apply_stack_adjustment): Handle also REG_P.
4353 (struct record_stack_memrefs_data): Rename to...
4354 (struct record_stack_refs_data): ... this. Rename memlist field to
4356 (record_stack_memrefs): Rename to...
4357 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4358 subexpressions instead of failing when a MEM contains SP references.
4359 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4360 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4362 2009-09-06 Richard Guenther <rguenther@suse.de>
4365 * tree.c (build_array_type): Do not record types marked
4366 with structural equality in the canonical type hashtable.
4368 2009-09-06 Richard Guenther <rguenther@suse.de>
4371 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4373 2009-09-05 Richard Guenther <rguenther@suse.de>
4376 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4378 2009-09-05 Richard Guenther <rguenther@suse.de>
4381 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4383 2009-09-05 Richard Guenther <rguenther@suse.de>
4386 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4387 before comparing function argument types.
4389 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4392 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4395 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4398 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4400 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4401 locators before emit_insn is called.
4403 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4406 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4407 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4408 (reginfo_init): Don't call allocate_reg_info.
4410 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4413 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4414 NONDEBUG_INSN_P instead of INSN_P.
4416 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4419 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4421 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4424 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4425 pattern of the split.
4427 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4429 * toplev.c (process_options): Move setter of flag_var_tracking
4430 before other tests that depend on it. Move down setter of
4431 flag_rename_registers. Don't enable var-tracking-assignments
4432 by default if selective scheduling is enabled. Warn if both
4435 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4437 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4438 comment. Use switch statement to catch overlaps between rtx
4439 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4440 (IS_DECL_CODE): ... here. Remove.
4441 (check_value_is_not_decl): Remove.
4442 (dv_from_decl, dv_from_value): Check after conversion.
4444 2009-09-04 Richard Guenther <rguenther@suse.de>
4447 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4448 after emitting tunks. Move emitting thunks and ctors from ...
4449 (cgraph_optimize): ... here. Remove redundant
4450 cgraph_analyze_functions.
4451 * varasm.c (find_decl_and_mark_needed): Remove no longer
4453 (finish_aliases_1): Adjust check for thunk aliases.
4455 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4457 * config/arm/arm.md (ctzsi2): Added braces
4458 to avoid warning that broke booststrap.
4460 2009-09-04 Martin Jambor <mjambor@suse.cz>
4462 PR tree-optimization/41112
4463 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4464 handle variable-bounded arrays.
4465 (expr_with_var_bounded_array_refs_p): New function.
4466 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4468 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4470 * config/s390/2097.md: Removed two incorrect bypasses.
4471 (z10_fsimpdf): Fixed latency.
4472 (z10_fhex): New insn_reservation.
4473 (z10_floaddf): Fixed latency.
4474 (z10_floadsf): Fixed latency.
4475 (z10_ftrunctf): Fixed latency.
4476 (z10_ftruncdf): Fixed latency.
4477 * config/s390/s390.c (z10_cost): Fixed values.
4478 (s390_adjust_priority): Added z10 path.
4479 * config/s390/s390.md (type): Added fhex.
4480 (*mov<mode>_64dfp): Updated type attribute.
4481 (*mov<mode>_64): Updated type attribute.
4482 (*mov<mode>_31): Updated type attribute.
4483 (*mov<mode>"): Likewise.
4484 * config/s390/2084.md (x_fsimpdf): Updated condition.
4486 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4488 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4489 RTXs in the predicate for operand 1.
4491 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4493 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4494 (rbitsi2): New insn.
4495 (ctzsi2): New expand.
4496 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4498 2009-09-03 Martin Jambor <mjambor@suse.cz>
4500 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4501 (create_artificial_child_access): Use build_ref_for_offset instead
4502 of duplicate_expr_for_different_base.
4503 (propagate_subacesses_accross_link): Likewise.
4505 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4507 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4509 (mips16e_collect_argument_saves): Skip debug instructions.
4510 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4511 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4512 (r10k_insert_cache_barriers): Likewise.
4513 (mips_reorg_process_insns): Likewise.
4515 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4518 * ira.c (update_equiv_reg): Remove check on class likely spill.
4520 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4523 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4524 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4528 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4529 the stack slot if it is passed by invisible reference.
4530 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4531 by invisible reference.
4533 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4535 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4536 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4537 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4539 * config/bfin/sync.md: New file.
4540 * config/bfin/bfin.md: Include it.
4541 (UNSPEC_ATOMIC): New.
4542 (UNSPEC_ONES): Provide a unique number.
4544 From Jie Zhang <jie.zhang@analog.com>:
4545 * config/bfin/bfin.c (ret_regs): New.
4546 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4547 (must_save_rets_p): New.
4548 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4549 current_function_is_leaf.
4550 (do_link): Likewise.
4551 (do_unlink): Likewise.
4552 (expand_interrupt_handler_prologue): Use ret_regs array.
4553 (expand_interrupt_handler_epilogue): Use ret_regs array and
4554 pass return register to gen_return_internal.
4555 (bfin_expand_epilogue): Pass return register to
4556 gen_return_internal.
4557 (bfin_expand_call): Explicitly clobber RETS.
4558 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4559 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4560 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4561 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4563 (return_internal): Take a reg rtx rather than the register number.
4565 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4567 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4568 when comparing against estimated_loop_iterations_int return.
4570 2009-09-03 Richard Guenther <rguenther@suse.de>
4572 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4573 eh_personality_libfunc.
4575 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4577 * tree-parloops.c (separate_decls_in_region): Add space.
4579 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4581 * tree-parloops.c (separate_decls_in_region): Change the condition
4582 checking if there are reductions in the loop.
4584 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4586 PR tree-optimization/38275
4587 * tree-parloops.c (parallelize_loops): Replace profitability condition
4588 for expected number of iterations.
4590 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4592 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4593 (bootstrap-debug): Explain conditions in which it becomes default.
4594 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4597 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4599 * doc/invoke.texi (Optimize Options): Move
4600 -finline-small-functions to the -O2 list.
4602 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4604 * toplev.c (process_options): Enable var-tracking-assignments
4605 by default if var-tracking is enabled.
4607 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4609 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4611 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4612 * rtl.h (prev_nonnote_insn_bb): Declare it.
4614 2009-09-03 Diego Novillo <dnovillo@google.com>
4616 * cgraph.c (cgraph_node_for_decl): New.
4617 * cgraph.h (cgraph_node_for_decl): Declare.
4618 * tree.c (host_integerp): Return 0 if T is NULL.
4620 2009-09-03 Diego Novillo <dnovillo@google.com>
4622 * tree.h (struct alias_pair): Move from varasm.c.
4623 (alias_pairs): Likewise.
4624 (TYPE_MAXVAL): Define.
4625 (TYPE_MINVAL): Define.
4626 (iterative_hash_host_wide_int): Declare.
4627 (remove_unreachable_alias_pairs): Declare.
4628 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4629 * diagnostic.c (default_diagnostic_starter): Make extern.
4630 (default_diagnostic_finalizer): Make extern.
4631 * diagnostic.h (default_diagnostic_starter): Declare.
4632 (default_diagnostic_finalizer): Declare.
4633 (default_tree_printer): Declare.
4634 * toplev.c (default_tree_printer): Make extern.
4636 2009-09-03 Richard Guenther <rguenther@suse.de>
4637 Diego Novillo <dnovillo@google.com>
4639 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4640 * cgraphunit.c (cgraph_expand_function): Do not emit
4641 associated thunks from here.
4642 (cgraph_emit_thunks): New.
4643 (cgraph_optimize): Call it.
4644 Return if any IPA pass finds an error.
4645 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4648 2009-09-03 Simon Baldwin <simonb@google.com>
4649 Rafael Espindola <espindola@google.com>
4650 Richard Guenther <rguenther@suse.de>
4651 Doug Kwan <dougkwan@google.com>
4652 Diego Novillo <dnovillo@google.com>
4654 * tree.c: Include tree-pass.h, langhooks-def.h,
4655 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4656 (free_lang_data_in_type): New.
4657 (need_assembler_name_p): New.
4658 (free_lang_data_in_block): New.
4659 (free_lang_data_in_decl): New.
4660 (struct free_lang_data_d): New.
4661 (add_tree_to_fld_list): New.
4662 (find_decls_types_r): New.
4663 (get_eh_types_for_runtime): New.
4664 (find_decls_types_in_eh_region): New.
4665 (find_decls_types_in_node): New.
4666 (find_decls_types_in_var): New.
4667 (free_lang_data_in_cgraph): New.
4668 (free_lang_data): New.
4669 (gate_free_lang_data): New.
4670 (pass_ipa_free_lang_data): New.
4672 2009-09-03 Diego Novillo <dnovillo@google.com>
4674 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4675 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4676 (lang_hooks): Remove const qualifier.
4677 * ipa.c (cgraph_remove_unreachable_nodes): Call
4678 remove_unreachable_alias_pairs.
4679 * except.c (add_type_for_runtime): Check if TYPE has
4680 already been converted.
4681 (lookup_type_for_runtime): Likewise.
4682 (check_handled): Handle converted types.
4683 * varasm.c (remove_unreachable_alias_pairs): New.
4684 * gimple.c: Include demangle.h.
4685 (gimple_decl_printable_name): New.
4686 (gimple_fold_obj_type_ref): New.
4687 * gimple.h (gimple_decl_printable_name): Declare.
4688 (gimple_fold_obj_type_ref): Declare.
4689 * passes.c (init_optimization_passes): Add pass
4690 pass_ipa_free_lang_data.
4691 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4692 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4694 2009-09-03 Diego Novillo <dnovillo@google.com>
4696 * c-lang.c (lang_hooks): Remove const qualifier.
4698 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4700 * doc/install.texi (*-*-freebsd*): Update target information.
4702 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4704 * hard-reg-set.h (call_fixed_regs): Remove.
4705 * reginfo.c (call_fixed_regs): Remove.
4706 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4707 (globalize_reg): Don't use call_fixed_regs.
4708 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4711 2009-09-01 Michael Matz <matz@suse.de>
4713 * expr.h (emit_storent_insn, expand_expr_real_1,
4714 expand_expr_real_2): Declare.
4715 * expr.c (emit_storent_insn, expand_expr_real_1,
4716 expand_expr_real_2): Export.
4717 (store_expr): Setting and evaluating dont_return_target is useless.
4718 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4719 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4720 * except.c (expand_resx_expr): Rename to ...
4721 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4722 * except.h (expand_resx_stmt): Declare.
4723 * stmt.c: Add include gimple.h
4724 (expand_asm_expr): Rename to ...
4725 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4726 (expand_case): Rewrite to take gimple statement.
4727 * tree.h (expand_asm_stmt): Declare.
4728 (expand_case): Change prototype.
4729 * Makefile.in (stmt.o): Depend on gimple.h.
4730 * builtins.c (expand_builtin_synchronize): Build gimple asm
4731 statement, not an ASM_EXPR.
4732 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4733 gimple_to_tree, release_stmt_tree): Remove.
4734 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4735 ggc_free, but hold comparison code and operands separately.
4736 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4737 (expand_call_stmt, expand_gimple_stmt_1,
4738 expand_gimple_stmt): New helpers.
4739 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4740 release_stmt_tree. Call expand_gimple_stmt instead.
4741 (expand_gimple_basic_block): Ditto.
4743 * calls.c (emit_call_1): Don't look at EH regions here, make
4744 fntree parameter useless.
4745 (expand_call): New local rettype for TREE_TYPE(exp), use it
4746 throughout. Remove local p, use addr instead.
4747 Don't look at EH regions here.
4749 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4751 * doc/invoke.texi (-fsched-pressure): Document it.
4752 (-fsched-reg-pressure-heuristic): Remove it.
4754 * reload.c (ira.h): Include.
4755 (find_reloads): Add choosing reload on number of small spilled
4758 * haifa-sched.c (ira.h): Include.
4759 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4760 saved_reg_pressure, curr_reg_live, saved_reg_live,
4761 region_ref_regs): New variables.
4762 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4763 initiate_reg_pressure_info, setup_ref_regs,
4764 initiate_bb_reg_pressure_info, save_reg_pressure,
4765 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4767 (setup_insn_reg_pressure_info): New function.
4768 (rank_for_schedule): Add pressure checking and insn issue time.
4769 Remove comparison of insn reg weights.
4770 (ready_sort): Set insn reg pressure info.
4771 (update_register_pressure, setup_insn_max_reg_pressure,
4772 update_reg_and_insn_max_reg_pressure,
4773 sched_setup_bb_reg_pressure_info): New functions.
4774 (schedule_insn): Add code for printing and updating reg pressure info.
4775 (find_set_reg_weight, find_insn_reg_weight): Remove.
4776 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4777 (debug_ready_list): Print reg pressure info.
4778 (schedule_block): Ditto. Check insn issue time.
4779 (sched_init): Set up sched_pressure_p. Allocate and set up some
4780 reg pressure related info.
4781 (sched_finish): Free some reg pressure related info.
4782 (fix_tick_ready): Make insn always ready if pressure_p.
4783 (init_h_i_d): Don't call find_insn_reg_weight.
4784 (haifa_finish_h_i_d): Free insn reg pressure info.
4786 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4787 ira_memory_move_cost, ira_class_hard_regs,
4788 ira_class_hard_regs_num, ira_no_alloc_regs,
4789 ira_available_class_regs, ira_reg_class_cover_size,
4790 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4792 * ira-lives.c (single_reg_class): Check mode to find how many
4793 registers are necessary for operand.
4794 (ira_implicitly_set_insn_hard_regs): New.
4796 * common.opt (fsched-pressure): New options.
4797 (fsched-reg-pressure-heuristic): Remove.
4799 * ira.c (setup_eliminable_regset): Rename to
4800 ira_setup_eliminable_regset. Make it external.
4801 (expand_reg_info): Pass cover class to setup_reg_classes.
4802 (ira): Call resize_reg_info instead of allocate_reg_info.
4804 * sched-deps.c: Include ira.h.
4805 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4806 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4807 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4808 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4809 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4810 mark_insn_reg_store, mark_insn_reg_clobber,
4811 setup_insn_reg_pressure_info): New.
4812 (sched_analyze_1): Update implicit_reg_pending_uses.
4813 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4814 Use them to create dependencies. Set insn reg uses and pressure
4815 info. Process reg_pending_uses in one place.
4816 (free_deps): Free implicit sets.
4817 (remove_from_deps): Remove implicit sets if necessary. Check
4818 implicit sets when clearing reg_last_in_use.
4819 (init_deps_global): Clear implicit_reg_pending_clobbers and
4820 implicit_reg_pending_uses.
4822 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4823 ira_memory_move_cost, ira_class_hard_regs,
4824 ira_class_hard_regs_num, ira_no_alloc_regs,
4825 ira_available_class_regs, ira_reg_class_cover_size,
4826 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4827 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4828 ira_implicitly_set_insn_hard_regs): New prototypes.
4830 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4831 cost_elements_num): New variables.
4832 (allocno_costs, total_costs): Rename to costs and
4833 total_allocno_costs.
4834 (COSTS_OF_ALLOCNO): Rename to COSTS.
4835 (allocno_pref): Rename to pref.
4836 (allocno_pref_buffer): Rename to pref_buffer.
4837 (common_classes): Rename to regno_cover_class.
4839 (record_reg_classes): Set allocno attributes only if allocno_p.
4840 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4841 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4842 and COSTS_OF_ALLOCNO.
4843 (print_costs): Rename to print_allocno_costs.
4844 (print_pseudo_costs): New.
4845 (process_bb_node_for_costs): Split into 2 functions with new
4846 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4847 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4848 new parameter dump_file. Use cost_elements_num instead of
4849 ira_allocnos_num. Make one iteration if preferred classes were
4850 already calculated for scheduler. Make 2 versions of code
4851 depending on allocno_p.
4852 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4853 regno_cover_class and COSTS instead of common_classes and
4855 (init_costs, finish_costs): New.
4856 (ira_costs): Set up allocno_p and cost_elements_num. Call
4857 init_costs and finish_costs.
4858 (ira_set_pseudo_classes): New.
4860 * rtl.h (allocate_reg_info): Remove.
4861 (resize_reg_info): Change return type.
4862 (reg_cover_class): New.
4863 (setup_reg_classes): Add new parameter.
4865 * sched-int.h (struct deps_reg): New member implicit_sets.
4866 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4867 (INCREASE_BITS): New macro.
4868 (struct reg_pressure_data, struct reg_use_data): New.
4869 (struct _haifa_insn_data): Remove reg_weight. Add members
4870 reg_pressure, reg_use_list, reg_set_list, and
4871 reg_pressure_excess_cost_change.
4872 (struct deps): New member implicit_sets.
4873 (pressure_p): New variable.
4874 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4875 (struct reg_pressure_data, struct reg_use_data): New.
4876 (INSN_REG_WEIGHT): Remove.
4877 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4878 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4879 (sched_init_region_reg_pressure_info,
4880 sched_setup_bb_reg_pressure_info): New prototypes.
4882 * reginfo.c (struct reg_pref): New member coverclass.
4883 (reg_cover_class): New function.
4884 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4885 (reg_info_size): New variable.
4886 (allocate_reg_info): Make static. Setup reg_info_size.
4887 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4888 (setup_reg_classes): Add a new parameter. Setup cover class too.
4890 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4893 * sched-rgn.c (deps_join): Set up implicit_sets.
4894 (schedule_region): Set up region and basic blocks pressure
4897 * passes.c (init_optimization_passes): Move
4898 pass_subregs_of_mode_init before pass_sched.
4900 2009-09-02 Martin Jambor <mjambor@suse.cz>
4902 * tree-sra.c (struct access): New field grp_hint.
4903 (dump_access): Dump grp_hint.
4904 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4906 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4907 those which have been specifically read and somehow written to.
4908 (propagate_subacesses_accross_link): Set grp_hint of right child and
4909 also possibly of the left child.
4911 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4913 * tree-object-size.c (addr_object_size): Always use object_size_type
4914 0 or 2 when determining the pointer pointed object size.
4916 2009-09-02 Richard Guenther <rguenther@suse.de>
4919 2009-08-31 Richard Guenther <rguenther@suse.de>
4921 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4922 to query if the memory regions for memmove overlap.
4923 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4924 asserts on pointers, instead deal with odd trees.
4925 (ptr_derefs_may_alias_p): Likewise.
4926 (refs_may_alias_p_1): Constructor bases also never alias.
4928 2009-08-01 Christian Bruel <christian.bruel@st.com>
4931 2009-07-31 Christian Bruel <christian.bruel@st.com>
4932 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4934 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4936 * doc/invoke.texi (-fvar-tracking-assignments): New.
4937 (-fvar-tracking-assignments-toggle): New.
4938 (-fdump-final-insns=file): Mark filename as optional.
4939 (--param min-nondebug-insn-uid): New.
4940 (-gdwarf-@{version}): Mention version 4.
4941 * opts.c (common_handle_option): Accept it.
4942 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4943 * regrename.c (regrename_optimize): Drop last. Don't count debug
4944 insns as uses. Don't reject change because of debug insn.
4945 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4946 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4947 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4948 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4949 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4950 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4951 * doc/gimple.texi (is_gimple_debug): New.
4952 (gimple_debug_bind_p): New.
4953 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4954 * doc/install.texi (bootstrap-debug): More details.
4955 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4956 (bootstrap-debug-lib): More details.
4957 (bootstrap-debug-ckovw): Update.
4958 (bootstrap-time): New.
4959 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4960 (insert_phi_nodes_for): Insert debug stmts.
4961 (rewrite_stmt): Take iterator. Insert debug stmts.
4962 (rewrite_enter_block): Adjust.
4963 (maybe_replace_use_in_debug_stmt): New.
4964 (rewrite_update_stmt): Use it.
4965 (mark_use_interesting): Return early for debug stmts.
4966 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4967 stmts before replacing stmt.
4968 (move_computations_stmt): Likewise.
4969 * ira-conflicts.c (add_copies): Skip debug insns.
4970 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4971 (regstat_bb_compute_ri): Skip debug insns.
4972 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4973 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4974 check_loop_closed_ssa_stmt): Skip debug stmts.
4975 * tree-tailcall.c (find_tail_calls): Likewise.
4976 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4977 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4978 (build_var_debug_value_stat): Declare.
4979 (build_var_debug_value): Define.
4980 (target_for_debug_bind): Declare.
4981 * reload.c (find_equiv_reg): Skip debug insns.
4982 * rtlanal.c (reg_used_between_p): Skip debug insns.
4983 (side_effects_p): Likewise.
4984 (canonicalize_condition): Likewise.
4985 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4986 insns never depend on debug insns.
4987 (create_ddg_dep_no_link): Likewise.
4988 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4989 Don't add inter-loop dependencies for debug insns.
4990 (build_intra_loop_deps): Likewise.
4991 (create_ddg): Count debug insns.
4992 * ddg.h (struct ddg::num_debug): New.
4993 (num_backargs): Pair up with previous int field.
4994 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4995 -fcompare-debug-second.
4996 * final.c (get_attr_length_1): Skip debug insns.
4997 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4998 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4999 (driver_self_specs): Map -fdump-final-insns to
5000 -fdump-final-insns=..
5001 (get_local_tick): New.
5002 (compare_debug_dump_opt_spec_function): Test for . argument and
5003 compute output name. Compute temp output spec without flag name.
5004 Compute -frandom-seed.
5005 (OPT): Undef after use.
5006 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5007 (average_num_loop_insns): Likewise.
5008 * params.h (MIN_NONDEBUG_INSN_UID): New.
5009 * gimple.def (GIMPLE_DEBUG): New.
5010 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5011 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5012 (merge_in_block): Fix whitespace.
5013 * toplev.c (flag_var_tracking): Update comment.
5014 (flag_var_tracking_assignments): New.
5015 (flag_var_tracking_assignments_toggle): New.
5016 (process_options): Don't open final insns dump file if we're not
5017 going to write to it. Compute defaults for var_tracking.
5018 * df-scan.c (df_insn_rescan_debug_internal): New.
5019 (df_uses_record): Handle debug insns.
5020 * haifa-sched.c (ready): Initialize n_debug.
5021 (contributes_to_priority): Skip debug insns.
5022 (dep_list_size): New.
5024 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5025 they're ready. Disregard previous debug insns to make decisions.
5026 (queue_insn): Never queue debug insns.
5027 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5028 (schedule_insn): Don't reject debug insns because of issue rate.
5029 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5030 (queue_to_ready): Skip and discount debug insns.
5031 (choose_ready): Let debug insns through.
5032 (schedule_block): Check boundary debug insns. Discount debug
5033 insns, schedule them early. Adjust whitespace.
5034 (set_priorities): Check for boundary debug insns.
5035 (add_jump_dependencies): Use dep_list_size.
5036 (prev_non_location_insn): New.
5037 (check_cfg): Use it.
5038 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5040 (remove_unused_ivs): Reset debug stmts.
5041 * modulo-sched.c (const_iteration_count): Skip debug insns.
5042 (res_MII): Discount debug insns.
5043 (loop_single_full_bb_p): Skip debug insns.
5044 (sms_schedule): Likewise.
5045 (sms_schedule_by_order): Likewise.
5046 (ps_has_conflicts): Likewise.
5047 * caller-save.c (refmarker_fn): New.
5048 (save_call_clobbered_regs): Replace regs with saved mem in
5050 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5051 Call refmarker_fn mark for hardregnos.
5052 (mark_reg_as_referenced): New.
5053 (replace_reg_with_saved_mem): New.
5054 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5055 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5057 (cse_extended_basic_block): Skip debug insns.
5058 (count_reg_usage): Likewise.
5059 (is_dead_reg): New, split out of...
5060 (set_live_p): ... here.
5061 (insn_live_p): Use it for debug insns.
5062 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5063 (execute_optimize_stdarg): Likewise.
5064 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5065 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5066 changes in debug stmts as changes.
5067 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5068 (moveup_expr): Don't move across debug insns. Don't move
5069 debug insn if it would create a bookkeeping block.
5070 (moveup_expr_cached): Don't use cache for debug insns that
5071 are heads of blocks.
5072 (compute_av_set_inside_bb): Skip debug insns.
5073 (sel_rank_for_schedule): Schedule debug insns first. Remove
5075 (block_valid_for_bookkeeping_p); Support lax searches.
5076 (create_block_for_bookkeeping): Adjust block numbers when
5077 encountering debug-only blocks.
5078 (find_place_for_bookkeeping): Deal with debug-only blocks.
5079 (generate_bookkeeping_insn): Accept no place to insert.
5080 (remove_temp_moveop_nops): New argument full_tidying.
5081 (prepare_place_to_insert): Deal with debug insns.
5082 (advance_state_on_fence): Debug insns don't start cycles.
5083 (update_boundaries): Take fence as argument. Deal with
5085 (schedule_expr_on_boundary): No full_tidying on debug insns.
5086 (fill_insns): Deal with debug insns.
5087 (track_scheduled_insns_and_blocks): Don't count debug insns.
5088 (need_nop_to_preserve_insn_bb): New, split out of...
5089 (remove_insn_from_stream): ... this.
5090 (fur_orig_expr_not_found): Skip debug insns.
5091 * rtl.def (VALUE): Move up.
5093 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5094 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5095 Set it if debug stmts are found.
5096 (statement_sink_location): Skip debug stmts. Propagate
5097 moving defs into debug stmts.
5098 * ifcvt.c (first_active_insn): Skip debug insns.
5099 (last_active_insns): Likewise.
5100 (cond_exec_process_insns): Likewise.
5101 (noce_process_if_block): Likewise.
5102 (check_cond_move_block): Likewise.
5103 (cond_move_convert_if_block): Likewise.
5104 (block_jumps_and_fallthru_p): Likewise.
5105 (dead_or_predicable): Likewise.
5106 * dwarf2out.c (debug_str_hash_forced): New.
5107 (find_AT_string): Add comment.
5108 (gen_label_for_indirect_string): New.
5109 (get_debug_string_label): New.
5110 (AT_string_form): Use it.
5111 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5112 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5113 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5114 several operations that cannot be represented with DWARF opcodes.
5115 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5116 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5117 (dwarf2out_var_location): Take during-call mark into account.
5118 (output_indirect_string): Update comment. Output if there are
5119 label and references.
5120 (prune_indirect_string): New.
5121 (prune_unused_types): Call it if debug_str_hash_forced.
5122 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5123 (dw_long_long_const): Remove.
5124 (struct dw_val_struct): Change val_long_long type to rtx.
5125 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5126 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5127 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5128 component instead of HOST_BITS_PER_LONG.
5129 (output_loc_operands): Likewise. For const8* assert
5130 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5131 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5132 rather than HOST_BITS_PER_LONG is >= 64.
5133 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5135 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5136 HOST_BITS_PER_LONG for dw_val_class_long_long.
5137 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5138 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5139 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5141 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5142 Handle DW_OP_implicit_value.
5143 (extract_int): Move prototype earlier.
5144 (mem_loc_descriptor): For SUBREG punt if inner
5145 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5146 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5147 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5148 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5149 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5150 instead of Pmode size.
5151 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5152 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5153 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5154 (concat_loc_descriptor, concatn_loc_descriptor,
5155 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5156 (add_location_or_const_value_attribute): Likewise. For single
5157 location loc_lists attempt to use add_const_value_attribute
5158 for constant decls. Add DW_AT_const_value even if
5159 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5161 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5162 (control_flow_insn_p): Likewise.
5163 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5164 (separate_decls_in_region_debug_bind): New.
5165 (separate_decls_in_region): Process debug bind stmts afterwards.
5166 * recog.c (verify_changes): Handle debug insns.
5167 (extract_insn): Likewise.
5168 (peephole2_optimize): Skip debug insns.
5169 * dse.c (scan_insn): Skip debug insns.
5170 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5172 (setup_id_for_insn): Handle debug insns.
5173 (maybe_tidy_empty_bb): Adjust whitespace.
5174 (tidy_control_flow): Skip debug insns.
5175 (sel_remove_insn): Adjust for debug insns.
5176 (sel_estimate_number_of_insns): Skip debug insns.
5177 (create_insn_rtx_from_pattern): Handle debug insns.
5178 (create_copy_of_insn_rtx): Likewise.
5179 * sel-sched-.h (sel_bb_end): Declare.
5180 (sel_bb_empty_or_nop_p): New.
5181 (get_all_loop_exits): Use it.
5182 (_eligible_successor_edge_p): Likewise.
5183 (return_nop_to_pool): Adjust.
5184 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5185 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5186 * gimple-pretty-print.c (dump_gimple_debug): New.
5187 (dump_gimple_stmt): Use it.
5188 (dump_bb_header): Skip gimple debug stmts.
5189 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5190 (fixup_match_2): Likewise.
5191 (regmove_backward_pass): Likewise. Simplify combined
5192 replacement. Handle debug insns.
5193 * function.c (instantiate_virtual_regs): Handle debug insns.
5194 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5195 * print-rtl.h: Include cselib.h.
5196 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5197 * df.h (df_inns_rescan_debug_internal): Declare.
5198 * gcse.c (alloc_hash_table): Estimate n_insns.
5199 (cprop_insn): Don't regard debug insns as changes.
5200 (bypass_conditional_jumps): Skip debug insns.
5201 (one_pre_gcse_pass): Adjust.
5202 (one_code_hoisting_pass): Likewise.
5203 (compute_ld_motion_mems): Skip debug insns.
5204 (one_cprop_pass): Adjust.
5205 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5206 (if_convertible_stmt_p): Handle debug stmts.
5207 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5208 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5209 * ira-build.c (create_bb_allocnos): Skip debug insns.
5210 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5211 (has_single_use): Likewise.
5212 (single_imm_use): Likewise.
5213 (num_imm_uses): Likewise.
5214 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5215 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5216 (create_outofssa_var_map): Likewise.
5217 * lower-subreg.c (adjust_decomposed_uses): New.
5218 (resolve_debug): New.
5219 (decompose_multiword_subregs): Use it.
5220 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5221 * emit-rtl.c: Include params.h.
5222 (cur_debug_insn_uid): Define.
5223 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5224 (copy_rtx_if_shared_1): Handle debug insns.
5225 (reset_used_flags): Likewise.
5226 (set_used_flags): LIkewise.
5227 (get_max_insn_count): New.
5228 (next_nondebug_insn): New.
5229 (prev_nondebug_insn): New.
5230 (make_debug_insn_raw): New.
5231 (emit_insn_before_noloc): Handle debug insns.
5232 (emit_jump_insn_before_noloc): Likewise.
5233 (emit_call_insn_before_noloc): Likewise.
5234 (emit_debug_insn_before_noloc): New.
5235 (emit_insn_after_noloc): Handle debug insns.
5236 (emit_jump_insn_after_noloc): Likewise.
5237 (emit_call_insn_after_noloc): Likewise.
5238 (emit_debug_insn_after_noloc): Likewise.
5239 (emit_insn_after): Take loc from earlier non-debug insn.
5240 (emit_jump_insn_after): Likewise.
5241 (emit_call_insn_after): Likewise.
5242 (emit_debug_insn_after_setloc): New.
5243 (emit_debug_insn_after): New.
5244 (emit_insn_before): Take loc from later non-debug insn.
5245 (emit_jump_insn_before): Likewise.
5246 (emit_call_insn_before): Likewise.
5247 (emit_debug_insn_before_setloc): New.
5248 (emit_debug_insn_before): New.
5249 (emit_insn): Handle debug insns.
5250 (emit_debug_insn): New.
5251 (emit_jump_insn): Handle debug insns.
5252 (emit_call_insn): Likewise.
5254 (init_emit): Take min-nondebug-insn-uid into account.
5255 Initialize cur_debug_insn_uid.
5256 (emit_copy_of_insn_after): Handle debug insns.
5257 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5258 location of single rhs in place.
5259 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5260 (floor_sdiv_adjust): New.
5261 (cell_sdiv_adjust): New.
5262 (cell_udiv_adjust): New.
5263 (round_sdiv_adjust): New.
5264 (round_udiv_adjust): New.
5265 (wrap_constant): Moved from cselib.
5266 (unwrap_constant): New.
5267 (expand_debug_expr): New.
5268 (expand_debug_locations): New.
5269 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5271 (gimple_expand_cfg): Expand debug locations.
5272 * cselib.c: Include tree-pass.h.
5273 (struct expand_value_data): New.
5274 (cselib_record_sets_hook): New.
5275 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5276 (cselib_clear_table): Move, and implemnet in terms of...
5277 (cselib_reset_table_with_next_value): ... this.
5278 (cselib_get_next_unknown_value): New.
5279 (discard_useless_locs): Don't discard preserved values.
5280 (cselib_preserve_value): New.
5281 (cselib_preserved_value_p): New.
5282 (cselib_preserve_definitely): New.
5283 (cselib_clear_preserve): New.
5284 (cselib_preserve_only_values): New.
5285 (new_cselib_val): Take rtx argument. Dump it in details.
5286 (cselib_lookup_mem): Adjust.
5287 (expand_loc): Take regs_active in struct. Adjust. Silence
5288 dumps unless details are requested.
5289 (cselib_expand_value_rtx_cb): New.
5290 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5291 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5292 without details. Copy more subregs. Try to resolve values
5293 using a callback. Wrap constants.
5294 (cselib_subst_to_values): Adjust.
5295 (cselib_log_lookup): New.
5296 (cselib_lookup): Call it.
5297 (cselib_invalidate_regno): Don't count preserved values as useless.
5298 (cselib_invalidate_mem): Likewise.
5299 (cselib_record_set): Likewise.
5300 (struct set): Renamed to cselib_set, moved to cselib.h.
5301 (cselib_record_sets): Adjust. Call hook.
5302 (cselib_process_insn): Reset table when it would be cleared.
5303 (dump_cselib_val): New.
5304 (dump_cselib_table): New.
5305 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5306 (remove_forwarder_block): Support moving debug stmts.
5307 * cselib.h (cselib_record_sets_hook): Declare.
5308 (cselib_expand_callback): New type.
5309 (cselib_expand_value_rtx_cb): Declare.
5310 (cselib_reset_table_with_next_value): Declare.
5311 (cselib_get_next_unknown_value): Declare.
5312 (cselib_preserve_value): Declare.
5313 (cselib_preserved_value_p): Declare.
5314 (cselib_preserve_only_values): Declare.
5315 (dump_cselib_table): Declare.
5316 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5317 (try_crossjump_to_edge): Likewise.
5318 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5319 dominated blocks when debug stmts are present.
5320 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5321 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5322 (set_var_live_on_entry): Likewise.
5323 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5324 * cfglayout.c (curr_location, last_location): Make static.
5325 (set_curr_insn_source_location): Don't avoid bouncing.
5326 (get_curr_insn_source_location): New.
5327 (get_curr_insn_block): New.
5328 (duplicate_insn_chain): Handle debug insns.
5329 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5331 * common.opt (fcompare-debug): Move to sort order.
5332 (fdump-unnumbered-links): Likewise.
5333 (fvar-tracking-assignments): New.
5334 (fvar-tracking-assignments-toggle): New.
5335 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5336 because of debug stmts.
5337 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5338 (eliminate_unnecessary_stmts): Walk dominated blocks before
5340 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5341 * ira.c (memref_used_between_p): Skip debug insns.
5342 (update_equiv_regs): Likewise.
5343 * sched-deps.c (sd_lists_size): Accept empty list.
5344 (sd_init_insn): Mark debug insns.
5345 (sd_finish_insn): Unmark them.
5346 (sd_add_dep): Reject non-debug deps on debug insns.
5347 (fixup_sched_groups): Give debug insns group treatment.
5349 (sched_analyze_reg): Don't mark debug insns for sched before call.
5350 (sched_analyze_2): Handle debug insns.
5351 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5353 (deps_analyze_insn): Handle debug insns.
5354 (deps_start_bb): Skip debug insns.
5355 (init_deps): Initialize last_debug_insn.
5356 * tree-ssa.c (target_for_debug_bind): New.
5357 (find_released_ssa_name): New.
5358 (propagate_var_def_into_debug_stmts): New.
5359 (propagate_defs_into_debug_stmts): New.
5360 (verify_ssa): Skip debug bind stmts without values.
5361 (warn_uninialized_vars): Skip debug stmts.
5362 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5363 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5364 (rtx_equal_p): Likewise.
5365 * ira-costs.c (scan_one_insn): Skip debug insns.
5366 (process_bb_node_for_hard_reg_moves): Likewise.
5367 * rtl.h (DEBUG_INSN_P): New.
5368 (NONDEBUG_INSN_P): New.
5369 (MAY_HAVE_DEBUG_INSNS): New.
5370 (INSN_P): Accept debug insns.
5371 (RTX_FRAME_RELATED_P): Likewise.
5372 (INSN_DELETED_P): Likewise
5373 (PAT_VAR_LOCATION_DECL): New.
5374 (PAT_VAR_LOCATION_LOC): New.
5375 (PAT_VAR_OCATION_STATUS): New.
5376 (NOTE_VAR_LOCATION_DECL): Reimplement.
5377 (NOTE_VAR_LOCATION_LOC): Likewise.
5378 (NOTE_VAR_LOCATION_STATUS): Likewise.
5379 (INSN_VAR_LOCATION): New.
5380 (INSN_VAR_LOCATION_DECL): New.
5381 (INSN_VAR_LOCATION_LOC): New.
5382 (INSN_VAR_LOCATION_STATUS): New.
5383 (gen_rtx_UNKNOWN_VAR_LOC): New.
5384 (VAR_LOC_UNKNOWN_P): New.
5385 (NOTE_DURING_CALL_P): New.
5386 (SCHED_GROUP_P): Accept debug insns.
5387 (emit_debug_insn_before): Declare.
5388 (emit_debug_insn_before_noloc): Declare.
5389 (emit_debug_insn_beore_setloc): Declare.
5390 (emit_debug_insn_after): Declare.
5391 (emit_debug_insn_after_noloc): Declare.
5392 (emit_debug_insn_after_setloc): Declare.
5393 (emit_debug_insn): Declare.
5394 (make_debug_insn_raw): Declare.
5395 (prev_nondebug_insn): Declare.
5396 (next_nondebug_insn): Declare.
5397 (delegitimize_mem_from_attrs): Declare.
5398 (get_max_insn_count): Declare.
5399 (wrap_constant): Declare.
5400 (unwrap_constant): Declare.
5401 (get_curr_insn_source_location): Declare.
5402 (get_curr_insn_block): Declare.
5403 * tree-inline.c (insert_debug_decl_map): New.
5404 (processing_debug_stmt): New.
5405 (remap_decl): Don't create new mappings in debug stmts.
5406 (remap_gimple_op_r): Don't add references in debug stmts.
5407 (copy_tree_body_r): Likewise.
5408 (remap_gimple_stmt): Handle debug bind stmts.
5409 (copy_bb): Skip debug stmts.
5410 (copy_edges_for_bb): Likewise.
5411 (copy_debug_stmt): New.
5412 (copy_debug_stmts): New.
5413 (copy_body): Copy debug stmts at the end.
5414 (insert_init_debug_bind): New.
5415 (insert_init_stmt): Take id. Skip and emit debug stmts.
5416 (setup_one_parameter): Remap variable earlier, register debug mapping.
5417 (estimate_num_insns): Skip debug stmts.
5418 (expand_call_inline): Preserve debug_map.
5419 (optimize_inline_calls): Check for no debug_stmts left-overs.
5420 (unsave_expr_now): Preserve debug_map.
5421 (copy_gimple_seq_and_replace_locals): Likewise.
5422 (tree_function_versioning): Check for no debug_stmts left-overs.
5423 Init and destroy debug_map as needed. Split edges unconditionally.
5424 (build_duplicate_type): Init and destroy debug_map as needed.
5425 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5426 (struct copy_body_data): Add debug_stmts and debug_map.
5427 * sched-int.h (struct ready_list): Add n_debug.
5428 (struct deps): Add last_debug_insn.
5429 (DEBUG_INSN_SCHED_P): New.
5430 (BOUNDARY_DEBUG_INSN_P): New.
5431 (SCHEDULE_DEBUG_INSN_P): New.
5432 (sd_iterator_cond): Accept empty list.
5433 * combine.c (create_log_links): Skip debug insns.
5434 (combine_instructions): Likewise.
5435 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5436 return value is always unshared.
5437 (struct rtx_subst_pair): New.
5438 (auto_adjust_pair): New.
5439 (propagate_for_debug_subst): New.
5440 (propagate_for_debug): New.
5441 (try_combine): Skip debug insns. Propagate removed defs into
5443 (next_nonnote_nondebug_insn): New.
5444 (distribute_notes): Use it. Skip debug insns.
5445 (distribute_links): Skip debug insns.
5446 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5447 * resource.c (mark_target_live_regs): Likewise.
5448 * var-tracking.c: Include cselib.h and target.h.
5449 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5451 (micro_operation_type_name): New.
5452 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5453 (struct micro_operation_def): Update comments.
5454 (decl_or_value): New type. Use instead of decls.
5455 (struct emit_note_data_def): Add vars.
5456 (struct attrs_def): Use decl_or_value.
5457 (struct variable_tracking_info_def): Add permp, flooded.
5458 (struct location_chain_def): Update comment.
5459 (struct variable_part_def): Use decl_or_value.
5460 (struct variable_def): Make var_part a variable length array.
5462 (scratch_regs): New.
5463 (cselib_hook_called): New.
5464 (dv_is_decl_p): New.
5465 (dv_is_value_p): New.
5468 (dv_as_opaque): New.
5469 (dv_onepart_p): New.
5471 (IS_DECL_CODE): New.
5472 (check_value_is_not_decl): New.
5473 (dv_from_decl): New.
5474 (dv_from_value): New.
5475 (dv_htab_hash): New.
5476 (variable_htab_hash): Use it.
5477 (variable_htab_eq): Support values.
5478 (variable_htab_free): Free from the right pool.
5479 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5480 (attrs_list_union): Adjust.
5481 (attrs_list_mpdv_union): New.
5482 (tie_break_pointers): New.
5483 (canon_value_cmp): New.
5484 (unshare_variable): Return possibly-modified slot.
5485 (vars_copy_1): Adjust.
5486 (var_reg_decl_set): Adjust. Split out of...
5487 (var_reg_set): ... this.
5488 (get_init_value): Adjust.
5489 (var_reg_delete_and_set): Adjust.
5490 (var_reg_delete): Adjust.
5491 (var_regno_delete): Adjust.
5492 (var_mem_decl_set): Split out of...
5493 (var_mem_set): ... this.
5494 (var_mem_delete_and_set): Adjust.
5495 (var_mem_delete): Adjust.
5499 (variable_union): Adjust. Speed up merge of 1-part vars.
5500 (variable_canonicalize): Use unshared slot.
5501 (VALUED_RECURSED_INTO): New.
5502 (find_loc_in_1pdv): New.
5503 (struct dfset_merge): New.
5504 (insert_into_intersection): New.
5505 (intersect_loc_chains): New.
5507 (canonicalize_loc_order_check): New.
5508 (canonicalize_values_mark): New.
5509 (canonicalize_values_star): New.
5510 (variable_merge_over_cur): New.
5511 (variable_merge_over_src): New.
5512 (dataflow_set_merge): New.
5513 (dataflow_set_equiv_regs): New.
5514 (remove_duplicate_values): New.
5515 (struct dfset_post_merge): New.
5516 (variable_post_merge_new_vals): New.
5517 (variable_post_merge_perm_vals): New.
5518 (dataflow_post_merge_adjust): New.
5519 (find_mem_expr_in_1pdv): New.
5520 (dataflow_set_preserve_mem_locs): New.
5521 (dataflow_set_remove_mem_locs): New.
5522 (dataflow_set_clear_at_call): New.
5523 (onepart_variable_different_p): New.
5524 (variable_different_p): Use it.
5525 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5526 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5528 (track_loc_p): Pass it true.
5529 (struct count_use_info): New.
5530 (find_use_val): New.
5531 (replace_expr_with_values): New.
5533 (use_type): New, partially split out of...
5534 (count_uses): ... this. Count new micro-ops.
5535 (count_uses_1): Adjust.
5536 (count_stores): Adjust.
5537 (count_with_sets): New.
5538 (VAL_NEEDS_RESOLUTION): New.
5539 (VAL_HOLDS_TRACK_EXPR): New.
5540 (VAL_EXPR_IS_COPIED): New.
5541 (VAL_EXPR_IS_CLOBBERED): New.
5542 (add_uses): Adjust. Generate new micro-ops.
5543 (add_uses_1): Adjust.
5544 (add_stores): Generate new micro-ops.
5545 (add_with_sets): New.
5546 (find_src_status): Adjust.
5547 (find_src_set_src): Adjust.
5548 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5549 Handle new micro-ops. Canonicalize value equivalances.
5550 (vt_find_locations): Compute total size of hash tables for
5551 dumping. Perform merge for var-tracking-assignments. Don't
5552 disregard single-block loops.
5553 (dump_attrs_list): Handle decl_or_value.
5554 (dump_variable): Take variable. Deal with decl_or_value.
5555 (dump_variable_slot): New.
5556 (dump_vars): Use it.
5557 (dump_dataflow_sets): Adjust.
5558 (set_slot_part): New, extended to support one-part variables
5559 after splitting out of...
5560 (set_variable_part): ... this.
5561 (clobber_slot_part): New, split out of...
5562 (clobber_variable_part): ... this.
5563 (delete_slot_part): New, split out of...
5564 (delete_variable_part): .... this.
5565 (check_wrap_constant): New.
5566 (vt_expand_loc_callback): New.
5567 (vt_expand_loc): New.
5568 (emit_note_insn_var_location): Adjust. Handle values. Handle
5569 EMIT_NOTE_AFTER_CALL_INSN.
5570 (emit_notes_for_differences_1): Adjust. Handle values.
5571 (emit_notes_for_differences_2): Likewise.
5572 (emit_notes_for_differences): Adjust.
5573 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5574 Adjust. Handle new micro-ops.
5575 (vt_add_function_parameters): Adjust. Create and bind values.
5576 (vt_initialize): Adjust. Initialize scratch_regs and
5577 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5578 operations. Move some code to count_with_sets and add_with_sets.
5579 (delete_debug_insns): New.
5580 (vt_debug_insns_local): New.
5581 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5583 (var_tracking_main): If var-tracking-assignments is enabled
5584 but var-tracking isn't, delete debug insns and leave. Likewise
5585 if we exceed limits or fail the stack adjustments tests, and
5586 after all var-tracking processing.
5587 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5588 (dataflow_set): Add traversed_vars.
5589 (value_chain, const_value_chain): New typedefs.
5590 (value_chain_pool, value_chains): New variables.
5591 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5592 add_value_chains, add_cselib_value_chains, remove_value_chain,
5593 remove_value_chains, remove_cselib_value_chains): New functions.
5594 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5595 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5597 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5598 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5599 (dst_can_be_shared): New variable.
5600 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5601 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5602 different from set->vars, look up slot again instead of using the
5604 (dataflow_set_init): Initialize traversed_vars.
5605 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5606 lookup if set->vars is shared. Don't keep slot cleared before
5607 calling unshare_variable. Unshare set->vars if needed. Adjust
5608 unshare_variable callers. Clear dst_can_be_shared if needed.
5609 Even ->refcount == 1 vars must be unshared if set->vars is shared
5610 and var needs to be modified.
5611 (dataflow_set_union): Set traversed_vars during canonicalization.
5612 (VALUE_CHANGED, DECL_CHANGED): Define.
5613 (set_dv_changed, dv_changed_p): New static inlines.
5614 (track_expr_p): Clear DECL_CHANGED.
5615 (dump_dataflow_sets): Set it.
5616 (variable_was_changed): Call set_dv_changed.
5617 (emit_note_insn_var_location): Likewise.
5618 (changed_variables_stack): New variable.
5619 (check_changed_vars_1, check_changed_vars_2): New functions.
5620 (emit_notes_for_changes): Do nothing if changed_variables is
5621 empty. Traverse changed_variables with check_changed_vars_1,
5622 call check_changed_vars_2 on each changed_variables_stack entry.
5623 (emit_notes_in_bb): Add SET argument. Just clear it at the
5624 beginning, use it instead of local &set, don't destroy it at the end.
5625 (vt_emit_notes): Call dataflow_set_clear early on all
5626 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5627 computed set, dataflow_set_clear also VTI(bb)->in when we are
5628 done with the basic block. Initialize changed_variables_stack,
5629 free it afterwards. If ENABLE_CHECKING verify that after noting
5630 differences to an empty set value_chains hash table is empty.
5631 (vt_initialize): Initialize value_chains and value_chain_pool.
5632 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5633 (variable_tracking_main): Call dump_dataflow_sets before calling
5634 vt_emit_notes, not after it.
5635 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5636 (propagate_var_def_into_debug_stmts): Declare.
5637 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5638 (df_set_note): Reject debug insns.
5639 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5640 add notes to debug insns.
5641 (df_note_bb_compute): Adjust. Likewise.
5642 (df_simulate_uses): Skip debug insns.
5643 (df_simulate_initialize_backwards): Likewise.
5644 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5645 (subst_stack_regs_pat): Reject debug insns.
5646 (convert_regs_1): Handle debug insns.
5647 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5648 (print-rtl.o): Depend on cselib.h.
5649 (cselib.o): Depend on TREE_PASS_H.
5650 (var-tracking.o): Depend on cselib.h and TARGET_H.
5651 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5652 (init_ready_list): Skip boundary debug insns.
5653 (add_branch_dependences): Skip debug insns.
5654 (free_block_dependencies): Check for blocks with only debug insns.
5655 (compute_priorities): Likewise.
5656 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5657 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5659 (gimple_build_debug_bind_stat): New.
5660 (empty_body_p): Skip debug stmts.
5661 (gimple_has_side_effects): Likewise.
5662 (gimple_rhs_has_side_effects): Likewise.
5663 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5664 (gimple_build_debug_bind_stat): Declare.
5665 (gimple_build_debug_bind): Define.
5666 (is_gimple_debug): New.
5667 (gimple_debug_bind_p): New.
5668 (gimple_debug_bind_get_var): New.
5669 (gimple_debug_bind_get_value): New.
5670 (gimple_debug_bind_get_value_ptr): New.
5671 (gimple_debug_bind_set_var): New.
5672 (gimple_debug_bind_set_value): New.
5673 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5674 (gimple_debug_bind_reset_value): New.
5675 (gimple_debug_bind_has_value_p): New.
5676 (gsi_next_nondebug): New.
5677 (gsi_prev_nondebug): New.
5678 (gsi_start_nondebug_bb): New.
5679 (gsi_last_nondebug_bb): New.
5680 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5681 (print_insn): Handle DEBUG_INSN.
5682 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5683 of first insn prevail.
5684 (first_stmt): Skip debug stmts.
5685 (first_non_label_stmt): Likewise.
5686 (last_stmt): Likewise.
5687 (has_zero_uses_1): New.
5688 (single_imm_use_1): New.
5689 (verify_gimple_debug): New.
5690 (verify_types_in_gimple_stmt): Handle debug stmts.
5691 (verify_stmt): Likewise.
5692 (debug_loop_num): Skip debug stmts.
5693 (remove_edge_and_dominated_blocks): Remove dominators last.
5694 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5695 (linearize_expr): Likewise.
5696 * config/i386/i386.c (ix86_delegitimize_address): Call
5697 default implementation.
5698 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5699 (group_barrier_needed): Skip debug insns.
5700 (emit_insn_group_barriers): Likewise.
5701 (emit_all_insn_group_barriers): Likewise.
5702 (ia64_variable_issue): Handle debug insns.
5703 (ia64_dfa_new_cycle): Likewise.
5704 (final_emit_insn_group_barriers): Skip debug insns.
5705 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5706 def cfa without frame.
5707 (process_set): Likewise.
5708 (process_for_unwind_directive): Pass frame on.
5709 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5710 (rs6000_delegitimize_address): New.
5711 (rs6000_debug_adjust_cost): Handle debug insns.
5712 (is_microcoded_insn): Likewise.
5713 (is_cracked_insn): Likewise.
5714 (is_nonpipeline_insn): Likewise.
5715 (insn_must_be_first_in_group): Likewise.
5716 (insn_must_be_last_in_group): Likewise.
5717 (force_new_group): Likewise.
5718 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5719 contains only debug insns.
5720 (rtl_merge_blocks): Skip debug insns.
5721 (purge_dead_edges): Likewise.
5722 (rtl_block_ends_with_call_p): Skip debug insns.
5723 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5724 (mark_reg_dependencies): Skip debug insns.
5725 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5726 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5727 * tree-ssa-threadedge.c
5728 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5729 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5730 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5731 (copyprop_hardreg_forward_1): Handle debug insns.
5732 * reload1.c (reload): Skip debug insns. Replace unassigned
5733 pseudos in debug insns with their equivalences.
5734 (eliminate_regs_in_insn): Skip debug insns.
5735 (emit_input_reload_insns): Skip debug insns at first, adjust
5737 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5738 (get_indirect_ref_operands): Pass opf_no_vops on.
5739 (get_expr_operands): Likewise. Skip debug stmts.
5740 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5742 2009-09-01 Richard Henderson <rth@redhat.com>
5744 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5745 stmt_ends_pp_p statements at least once.
5746 * tree-vrp.c (vrp_initialize): Likewise.
5747 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5749 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5752 Fix AIX bootstrap after PR debug/30161
5753 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5754 that is a GNU extension.
5755 (tmpl_value_parm_die_table): Move the definition of this global
5756 outside #ifdef DWARF2_DEBUGGING_INFO region.
5758 2009-09-01 Richard Guenther <rguenther@suse.de>
5760 * tree.c (tree_expr_size): New function.
5761 * tree.h (tree_expr_size): Declare.
5762 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5763 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5764 * langhooks.c (lhd_expr_size): Remove.
5765 * langhooks.h (struct lang_hooks): Remove expr_size.
5766 * explow.c (expr_size): Use tree_expr_size.
5767 (int_expr_size): Likewise.
5768 * langhooks-def.h (lhd_expr_size): Remove.
5769 (LANG_HOOKS_EXPR_SIZE): Likewise.
5770 (LANG_HOOKS_INITIALIZER): Adjust.
5772 2009-09-01 Richard Guenther <rguenther@suse.de>
5774 * tree-flow.h (mark_addressable): Move declaration ...
5775 * tree.h (mark_addressable): ... here.
5776 * stmt.c (expand_asm_operands): Use mark_addressable, not
5777 lang_hooks.mark_addressable.
5778 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5779 LANG_HOOKS_MARK_ADDRESSABLE.
5780 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5781 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5783 2009-08-31 Chris Demetriou <cgd@google.com>
5785 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5786 vectorize if not TARGET_SSE2.
5788 2009-08-31 DJ Delorie <dj@redhat.com>
5790 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5791 registers if no coprocessor is enabled.
5793 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5796 * cgraph.h (cgraph_get_node): Declare ...
5797 * cgraph.c (cgraph_get_node): ... new function.
5798 * dwarf2out.c (gen_generic_params_dies,
5799 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5800 make_ith_pack_parameter_name,
5801 append_entry_to_tmpl_value_parm_die_table,
5802 gen_remaining_tmpl_value_param_die_attribute): New functions.
5803 (gen_subprogram_die): Generate debug info for template parameters
5804 if debug info level is higher than DINFO_LEVEL_TERSE.
5805 Use tree_add_const_value_attribute_for_decl instead of
5806 tree_add_const_value_attribute.
5807 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5808 instead of tree_add_const_value_attribute.
5809 (gen_struct_or_union_type_die): Generate debug
5810 info for template parameters if debug info level is higher than
5812 (tree_add_const_value_attribute): Handle integral and pointer
5813 constants. Update comment.
5814 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5815 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5816 (reference_to_unused): Fix thinko. Remove redundant predicates from
5818 (tree_add_const_value_attribute): Make this work for constant
5820 tree_add_const_value_attribute_for_decl is to be used for variable
5822 (add_location_or_const_value_attribute): Use
5823 tree_add_const_value_attribute_for_decl now.
5824 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5825 DW_TAG_template_value_param DIEs after function DIEs have been
5827 * langhooks.h (lang_hooks_for_types): Add
5828 get_argument_pack_elems.
5829 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5830 (lang_hooks): Added get_innermost_generic_parms,
5831 get_innermost_generic_args.
5832 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5833 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5834 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5835 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5837 2009-08-31 DJ Delorie <dj@redhat.com>
5839 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5840 it once we start generating the prologue or epilogue.
5841 (mep_call_saves_register): If the frame is locked, re-use
5843 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5844 (mep_expand_prologue): Call it.
5845 (mep_expand_epilogue): Likewise.
5846 (mep_start_function): Use the same logic as mep_expand_prologue.
5847 (mep_pass_by_reference): Make logic more readable.
5848 (mep_return_in_memory): Zero-sized objects are passed in memory.
5849 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5851 2009-08-31 Richard Guenther <rguenther@suse.de>
5853 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5854 to query if the memory regions for memmove overlap.
5855 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5856 asserts on pointers, instead deal with odd trees.
5857 (ptr_derefs_may_alias_p): Likewise.
5858 (refs_may_alias_p_1): Constructor bases also never alias.
5860 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5862 * doc/install.texi (Final install): Adjust reference on where to
5863 order printed manuals.
5865 2009-08-30 Olivier Hainque <hainque@adacore.com>
5867 * dwarf2out.c (switch_to_frame_table_section): Move
5868 definition prior to first use.
5870 2009-08-30 Richard Guenther <rguenther@suse.de>
5872 PR tree-optimization/41186
5873 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5874 (ao_ref_init_from_ptr_and_size): New function.
5875 (ref_maybe_used_by_call_p_1): Be more precise tracking
5876 used ranges for builtin functions.
5877 (ref_maybe_used_by_call_p): Adjust.
5878 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5879 ranges for builtin functions.
5880 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5882 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5885 * fwprop.c (get_reg_use_in): Delete.
5886 (free_load_extend): New function.
5887 (forward_propagate_subreg): Use it.
5889 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5891 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5893 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5896 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5899 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5901 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5902 fini or fini_array section.
5904 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5906 * graphite-dependences.c (graphite_legal_transform_bb): Call
5907 pbb_remove_duplicate_pdrs.
5908 * graphite-poly.c (can_collapse_pdr): Removed.
5909 (pdr_find_duplicate): Removed.
5910 (can_collapse_pdrs): New.
5911 (pbb_remove_duplicate_pdrs): New.
5912 (new_poly_dr): Do not look for duplicates.
5913 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5914 (PBB_PDR_DUPLICATES_REMOVED): New.
5915 (pbb_remove_duplicate_pdrs): Declared.
5917 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5919 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5920 the strides by multiplying by PDR_NB_REFS.
5921 * graphite-poly.c (can_collapse_pdr): New.
5922 (pdr_find_duplicate): New.
5923 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5924 Initialize PDR_NB_REFS.
5925 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5927 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5929 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5932 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5935 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5937 * graphite-dependences.c (pddr_original_scattering): Return NULL
5938 for read-read dependence relations.
5939 * graphite-poly.h (enum poly_dr_type): Fix comment.
5942 (pdr_may_write_p): New.
5944 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5946 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5947 (struct poly_dr): Same.
5948 (new_poly_dr): Same.
5949 * graphite-poly.c (new_poly_dr): Same.
5950 * graphite-dependences.c (dot_deps): Disable call to system.
5952 2009-08-28 Cary Coutant <ccoutant@google.com>
5955 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5956 struct/union/enum types local to a function.
5958 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5959 Sebastian Pop <sebastian.pop@amd.com>
5961 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5962 pbb_strip_mine_time_depth. Changed the implementation so that
5963 transformation is expressed as a transformation on
5964 time (scatttering) dimensions. Also, ensures that the 2d+1
5965 scheduling format is preserved.
5966 (pbb_strip_mine_profitable_p): Profitability is based on the
5967 iteration number of a given time (scattering) dimension,
5968 and not on a original loop depth dimension.
5969 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5970 (pbb_do_strip_mine): Call psct_dynamic_dim.
5971 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5972 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5973 (pbb_nb_dynamic_scattering_transform): New.
5974 (psct_dynamic_dim): New.
5976 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5978 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5979 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5980 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5981 * graphite-interchange.c (build_linearized_memory_access): Same.
5982 (memory_stride_in_loop): Same.
5984 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5986 * graphite-dependences.c (pddr_original_scattering): New.
5987 (graphite_legal_transform_dr): Call pddr_original_scattering.
5990 * graphite-dependences.h (dot_deps): Declared.
5991 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5992 (print_pdr): Print PDR_ID.
5993 * graphite-poly.h (struct poly_dr): Add field id.
5996 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5998 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6000 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6001 not delete the original dependence relation.
6003 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6005 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6006 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6007 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6008 (free_poly_ddr): New.
6009 (pddr_is_empty): New.
6010 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6011 (dependence_polyhedron): Same. Remove useless gcc_assert.
6013 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6014 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6015 * graphite-dependences.h (enum poly_dependence_kind): New.
6016 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6017 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6018 (PDRP_SINK): Renamed PDDR_SINK.
6019 (PDRP_DDP): Renamed PDDR_DDP.
6021 (free_poly_ddr): Declared.
6022 * graphite-poly.c (new_scop): Use the new hash function names.
6023 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6024 into original_pddrs.
6025 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6027 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6029 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6030 bounds with LT_EXPR to make niter analysis more precise on code
6031 generated by Graphite.
6033 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6035 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6036 (graphite_legal_transform_bb): Same.
6037 (poly_drs_may_alias_p): Same.
6039 2009-08-28 Richard Guenther <rguenther@suse.de>
6041 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6043 2009-08-28 Jan Beulich <jbeulich@novell.com>
6045 * config/i386/netware.c: Include langhooks.h.
6046 (i386_nlm_encode_section_info): Simplify.
6047 (netware_override_options): Delete.
6048 * config/i386/netware.h (netware_override_options): Delete
6050 (OVERRIDE_OPTIONS): Delete definition.
6051 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6052 (ASM_COMMENT_START): Define.
6053 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6055 2009-08-28 Jan Beulich <jbeulich@novell.com>
6057 * configure.ac: For in-tree ld, do a plain version check to
6058 determine whether comdat groups are supported.
6059 * configure: Regenerate.
6061 2009-08-28 Olivier Hainque <hainque@adacore.com>
6063 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6064 always defined. Reflect definition or absence of such for
6065 COLLECT_EXPORT_LIST. Readability helper.
6066 (scanfilter): New enum, to help control what symbols
6067 are to be considered or ignored by scan_prog_file.
6068 (enum pass): Rename as "scanpass", moved together with scanfilter
6069 prior to scan_prog_file's prototype.
6070 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6071 Group prototype with the scanpass/scanfilter definitions, factorize
6072 head comments for the several implementations at the prototype.
6073 (main): Reorganize the first pass link control to let AIX
6074 drag only the needed frame tables in executables. Prevent
6075 frame tables collection during the scan aimed at static ctors.
6076 Pre-link and scan for frame tables later to compensate.
6077 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6078 A C statement to issue assembly directives that create a reference
6079 to the given DWARF table identifier label from the current function
6081 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6082 to differentiate first time section entry. Only emit a .data
6083 tables start identifier label the first time around.
6084 (switch_to_frame_table_section): New function. Helper for
6085 output_call_frame_info to switch possibly BACK into the eh_frame
6086 or the debug_frame section depending on FOR_EH.
6087 (output_call_frame_info): Use helper to first enter the proper
6089 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6090 emit a link to the frame table start label from each function
6092 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6093 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6094 * config/rs6000/rs6000-protos.h: Declare it.
6095 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6097 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6099 * config/sh/sh.c (split_branches): Check the result of
6102 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6104 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6105 using -pthread -fopenmp
6107 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6109 * doc/service.texi (service directory): Update URL.
6111 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6113 PR rtl-optimization/40861
6114 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6115 extract word from a multi-word subreg for negative byte positions.
6117 2009-08-27 Tristan Gingold <gingold@adacore.com>
6118 Douglas B Rupp <rupp@gnat.com>
6120 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6121 (SECTION_VMS_OVERLAY): Define.
6122 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6124 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6126 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6127 common_object declarations.
6128 (ia64_section_type_flags): Set section flag for common_object.
6129 * config/ia64/ia64-protos.h
6130 (ia64_vms_output_aligned_decl_common): Declare.
6131 (ia64_vms_elf_asm_named_section): Declare.
6133 2009-08-27 Michael Matz <matz@suse.de>
6135 * expr.c (expand_expr_real_2): New function taking exploded
6136 unary or binary expression, split out from ...
6137 (expand_expr_real_1): ... here. Move over all unary/binary
6138 switch parts to above function, in particular these codes:
6139 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6140 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6141 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6142 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6143 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6144 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6145 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6146 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6147 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6148 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6149 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6150 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6151 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6152 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6153 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6154 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6155 VEC_PACK_FIX_TRUNC_EXPR.
6156 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6159 2009-08-27 Richard Guenther <rguenther@suse.de>
6161 * gengtype.c (main): Handle uint64_t.
6162 * ipa-utils.c (get_base_var): Indent properly.
6163 * tree-ssa-live.c (debug_scope_block): New function.
6164 * tree-flow.h (debug_scope_block): Declare.
6165 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6166 * basic-block.h (enum profile_status): Rename to
6167 enum profile_status_d.
6168 (x_profile_status): Adjust type.
6170 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6173 * dwarf2out.c (get_context_die): Declare this static function.
6174 (gen_type_die_with_usage): Make sure a DIE is a generated for
6175 the context of a typedef.
6177 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6179 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6182 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6184 * config/mips/mips-protos.h (mips_output_sync): Declare.
6185 (mips_sync_loop_insns): Likewise.
6186 (mips_output_sync_loop): Replace first two parameters with an rtx.
6187 * config/mips/mips.c (mips_multi_member): New structure.
6188 (mips_multi_members): New variable.
6189 (mips_multi_start): New function.
6190 (mips_multi_add): Likewise.
6191 (mips_multi_add_insn): Likewise.
6192 (mips_multi_add_label): Likewise.
6193 (mips_multi_last_index): Likewise.
6194 (mips_multi_copy_insn): Likewise.
6195 (mips_multi_set_operand): Likewise.
6196 (mips_multi_write): Likewise.
6197 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6198 (mips_init_print_operand_punct): Update accordingly.
6199 (mips_start_ll_sc_sync_block): New function.
6200 (mips_end_ll_sc_sync_block): Likewise.
6201 (mips_output_sync): Likewise.
6202 (mips_sync_insn1_template): Likewise.
6203 (mips_sync_insn2_template): Likewise.
6204 (mips_get_sync_operand): Likewise.
6205 (mips_process_sync_loop): Likewise.
6206 (mips_output_sync_loop): Use mips_process_sync_loop.
6207 (mips_sync_loop_insns): New function.
6208 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6209 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6210 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6211 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6212 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6213 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6214 (MIPS_SYNC_OLD_OP_12): Likewise.
6215 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6216 (MIPS_SYNC_NEW_OP_12): Likewise.
6217 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6218 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6219 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6220 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6221 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6222 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6223 * config/mips/mips.md (sync_mem): New attribute.
6224 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6225 (sync_exclusive_mask, sync_required_oldval): Likewise.
6226 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6227 (sync_release_barrier): Likewise.
6228 (length): Handle sync loops.
6229 (sync): Use mips_output_sync.
6230 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6231 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6232 and use mips_output_sync_loop.
6233 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6234 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6235 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6236 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6237 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6238 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6239 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6240 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6241 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6243 2009-08-26 Richard Guenther <rguenther@suse.de>
6246 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6247 the types to not match.
6248 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6250 * tree-ssa.c (useless_type_conversion_p): Conversions to
6251 pointers to unprototyped functions are useless.
6253 2009-08-26 Richard Guenther <rguenther@suse.de>
6255 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6256 whole-program condition, prepare to be called for non-globals.
6257 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6258 params build a representative with known type and track its fields.
6260 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6262 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6263 clearing by a taken branch.
6264 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6265 effectively after bbro pass.
6266 (sync_nand<mode>): Ditto.
6267 (sync_old_<fetchop_name><mode>): Ditto.
6268 (sync_old_nand<mode>): Ditto.
6269 (sync_new_<fetchop_name><mode>): Dito.
6270 (sync_new_nand<mode>): Ditto.
6271 (sync_compare_and_swap<mode>_1): Ditto.
6272 (*sync_compare_and_swap<mode>): Ditto.
6273 (sync_lock_test_and_set<mode>_1): Ditto.
6274 ("sync_lock_test_and_set<mode>): Ditto.
6276 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6278 * hwint.h (HOST_LONG_FORMAT): New macro
6279 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6280 Use HOST_PTR_PRINTF.
6281 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6282 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6283 (HOST_PTR_PRINTF): Document.
6285 2009-08-25 Jan Hubicka <jh@suse.cz>
6287 * config/i386/bmmintrin.h: Replace by #error.
6290 Michael Meissner <michael.meissner@amd.com>
6291 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6292 Tony Linthicum <tony.linthicum@amd.com>
6294 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6295 (TARGET_ROUND): New macro for the round/ptest instructions which
6296 are shared between SSE4.1 and SSE5.
6297 (OPTION_MASK_ISA_ROUND): Ditto.
6298 (OPTION_ISA_ROUND): Ditto.
6299 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6300 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6302 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6303 (-mfused-madd): New switch to give users control over whether the
6304 compiler optimizes to use the multiply/add SSE5 instructions.
6306 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6307 (ix86_handle_option): Turn off 3dnow if -msse5.
6308 (override_options): Add SSE5 support.
6309 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6311 (ix86_expand_sse_movcc): Add SSE5 support.
6312 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6313 vector type to the next largest size.
6314 (ix86_expand_sse5_pack): New function to use pperm to pack a
6315 vector type to the next smallest size.
6316 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6317 (IX86_BUILTIN_FMADDSD): Ditto.
6318 (IX86_BUILTIN_FMADDPS): Ditto.
6319 (IX86_BUILTIN_FMADDPD): Ditto.
6320 (IX86_BUILTIN_FMSUBSS): Ditto.
6321 (IX86_BUILTIN_FMSUBSD): Ditto.
6322 (IX86_BUILTIN_FMSUBPS): Ditto.
6323 (IX86_BUILTIN_FMSUBPD): Ditto.
6324 (IX86_BUILTIN_FNMADDSS): Ditto.
6325 (IX86_BUILTIN_FNMADDSD): Ditto.
6326 (IX86_BUILTIN_FNMADDPS): Ditto.
6327 (IX86_BUILTIN_FNMADDPD): Ditto.
6328 (IX86_BUILTIN_FNMSUBSS): Ditto.
6329 (IX86_BUILTIN_FNMSUBSD): Ditto.
6330 (IX86_BUILTIN_FNMSUBPS): Ditto.
6331 (IX86_BUILTIN_FNMSUBPD): Ditto.
6332 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6333 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6334 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6335 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6336 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6337 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6338 (IX86_BUILTIN_PPERM): Ditto.
6339 (IX86_BUILTIN_PERMPS): Ditto.
6340 (IX86_BUILTIN_PERMPD): Ditto.
6341 (IX86_BUILTIN_PMACSSWW): Ditto.
6342 (IX86_BUILTIN_PMACSWW): Ditto.
6343 (IX86_BUILTIN_PMACSSWD): Ditto.
6344 (IX86_BUILTIN_PMACSWD): Ditto.
6345 (IX86_BUILTIN_PMACSSDD): Ditto.
6346 (IX86_BUILTIN_PMACSDD): Ditto.
6347 (IX86_BUILTIN_PMACSSDQL): Ditto.
6348 (IX86_BUILTIN_PMACSSDQH): Ditto.
6349 (IX86_BUILTIN_PMACSDQL): Ditto.
6350 (IX86_BUILTIN_PMACSDQH): Ditto.
6351 (IX86_BUILTIN_PMADCSSWD): Ditto.
6352 (IX86_BUILTIN_PMADCSWD): Ditto.
6353 (IX86_BUILTIN_PHADDBW): Ditto.
6354 (IX86_BUILTIN_PHADDBD): Ditto.
6355 (IX86_BUILTIN_PHADDBQ): Ditto.
6356 (IX86_BUILTIN_PHADDWD): Ditto.
6357 (IX86_BUILTIN_PHADDWQ): Ditto.
6358 (IX86_BUILTIN_PHADDDQ): Ditto.
6359 (IX86_BUILTIN_PHADDUBW): Ditto.
6360 (IX86_BUILTIN_PHADDUBD): Ditto.
6361 (IX86_BUILTIN_PHADDUBQ): Ditto.
6362 (IX86_BUILTIN_PHADDUWD): Ditto.
6363 (IX86_BUILTIN_PHADDUWQ): Ditto.
6364 (IX86_BUILTIN_PHADDUDQ): Ditto.
6365 (IX86_BUILTIN_PHSUBBW): Ditto.
6366 (IX86_BUILTIN_PHSUBWD): Ditto.
6367 (IX86_BUILTIN_PHSUBDQ): Ditto.
6368 (IX86_BUILTIN_PROTB): Ditto.
6369 (IX86_BUILTIN_PROTW): Ditto.
6370 (IX86_BUILTIN_PROTD): Ditto.
6371 (IX86_BUILTIN_PROTQ): Ditto.
6372 (IX86_BUILTIN_PROTB_IMM): Ditto.
6373 (IX86_BUILTIN_PROTW_IMM): Ditto.
6374 (IX86_BUILTIN_PROTD_IMM): Ditto.
6375 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6376 (IX86_BUILTIN_PSHLB): Ditto.
6377 (IX86_BUILTIN_PSHLW): Ditto.
6378 (IX86_BUILTIN_PSHLD): Ditto.
6379 (IX86_BUILTIN_PSHLQ): Ditto.
6380 (IX86_BUILTIN_PSHAB): Ditto.
6381 (IX86_BUILTIN_PSHAW): Ditto.
6382 (IX86_BUILTIN_PSHAD): Ditto.
6383 (IX86_BUILTIN_PSHAQ): Ditto.
6384 (IX86_BUILTIN_FRCZSS): Ditto.
6385 (IX86_BUILTIN_FRCZSD): Ditto.
6386 (IX86_BUILTIN_FRCZPS): Ditto.
6387 (IX86_BUILTIN_FRCZPD): Ditto.
6388 (IX86_BUILTIN_CVTPH2PS): Ditto.
6389 (IX86_BUILTIN_CVTPS2PH): Ditto.
6390 (IX86_BUILTIN_COMEQSS): Ditto.
6391 (IX86_BUILTIN_COMNESS): Ditto.
6392 (IX86_BUILTIN_COMLTSS): Ditto.
6393 (IX86_BUILTIN_COMLESS): Ditto.
6394 (IX86_BUILTIN_COMGTSS): Ditto.
6395 (IX86_BUILTIN_COMGESS): Ditto.
6396 (IX86_BUILTIN_COMUEQSS): Ditto.
6397 (IX86_BUILTIN_COMUNESS): Ditto.
6398 (IX86_BUILTIN_COMULTSS): Ditto.
6399 (IX86_BUILTIN_COMULESS): Ditto.
6400 (IX86_BUILTIN_COMUGTSS): Ditto.
6401 (IX86_BUILTIN_COMUGESS): Ditto.
6402 (IX86_BUILTIN_COMORDSS): Ditto.
6403 (IX86_BUILTIN_COMUNORDSS): Ditto.
6404 (IX86_BUILTIN_COMFALSESS): Ditto.
6405 (IX86_BUILTIN_COMTRUESS): Ditto.
6406 (IX86_BUILTIN_COMEQSD): Ditto.
6407 (IX86_BUILTIN_COMNESD): Ditto.
6408 (IX86_BUILTIN_COMLTSD): Ditto.
6409 (IX86_BUILTIN_COMLESD): Ditto.
6410 (IX86_BUILTIN_COMGTSD): Ditto.
6411 (IX86_BUILTIN_COMGESD): Ditto.
6412 (IX86_BUILTIN_COMUEQSD): Ditto.
6413 (IX86_BUILTIN_COMUNESD): Ditto.
6414 (IX86_BUILTIN_COMULTSD): Ditto.
6415 (IX86_BUILTIN_COMULESD): Ditto.
6416 (IX86_BUILTIN_COMUGTSD): Ditto.
6417 (IX86_BUILTIN_COMUGESD): Ditto.
6418 (IX86_BUILTIN_COMORDSD): Ditto.
6419 (IX86_BUILTIN_COMUNORDSD): Ditto.
6420 (IX86_BUILTIN_COMFALSESD): Ditto.
6421 (IX86_BUILTIN_COMTRUESD): Ditto.
6422 (IX86_BUILTIN_COMEQPS): Ditto.
6423 (IX86_BUILTIN_COMNEPS): Ditto.
6424 (IX86_BUILTIN_COMLTPS): Ditto.
6425 (IX86_BUILTIN_COMLEPS): Ditto.
6426 (IX86_BUILTIN_COMGTPS): Ditto.
6427 (IX86_BUILTIN_COMGEPS): Ditto.
6428 (IX86_BUILTIN_COMUEQPS): Ditto.
6429 (IX86_BUILTIN_COMUNEPS): Ditto.
6430 (IX86_BUILTIN_COMULTPS): Ditto.
6431 (IX86_BUILTIN_COMULEPS): Ditto.
6432 (IX86_BUILTIN_COMUGTPS): Ditto.
6433 (IX86_BUILTIN_COMUGEPS): Ditto.
6434 (IX86_BUILTIN_COMORDPS): Ditto.
6435 (IX86_BUILTIN_COMUNORDPS): Ditto.
6436 (IX86_BUILTIN_COMFALSEPS): Ditto.
6437 (IX86_BUILTIN_COMTRUEPS): Ditto.
6438 (IX86_BUILTIN_COMEQPD): Ditto.
6439 (IX86_BUILTIN_COMNEPD): Ditto.
6440 (IX86_BUILTIN_COMLTPD): Ditto.
6441 (IX86_BUILTIN_COMLEPD): Ditto.
6442 (IX86_BUILTIN_COMGTPD): Ditto.
6443 (IX86_BUILTIN_COMGEPD): Ditto.
6444 (IX86_BUILTIN_COMUEQPD): Ditto.
6445 (IX86_BUILTIN_COMUNEPD): Ditto.
6446 (IX86_BUILTIN_COMULTPD): Ditto.
6447 (IX86_BUILTIN_COMULEPD): Ditto.
6448 (IX86_BUILTIN_COMUGTPD): Ditto.
6449 (IX86_BUILTIN_COMUGEPD): Ditto.
6450 (IX86_BUILTIN_COMORDPD): Ditto.
6451 (IX86_BUILTIN_COMUNORDPD): Ditto.
6452 (IX86_BUILTIN_COMFALSEPD): Ditto.
6453 (IX86_BUILTIN_COMTRUEPD): Ditto.
6454 (IX86_BUILTIN_PCOMEQUB): Ditto.
6455 (IX86_BUILTIN_PCOMNEUB): Ditto.
6456 (IX86_BUILTIN_PCOMLTUB): Ditto.
6457 (IX86_BUILTIN_PCOMLEUB): Ditto.
6458 (IX86_BUILTIN_PCOMGTUB): Ditto.
6459 (IX86_BUILTIN_PCOMGEUB): Ditto.
6460 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6461 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6462 (IX86_BUILTIN_PCOMEQUW): Ditto.
6463 (IX86_BUILTIN_PCOMNEUW): Ditto.
6464 (IX86_BUILTIN_PCOMLTUW): Ditto.
6465 (IX86_BUILTIN_PCOMLEUW): Ditto.
6466 (IX86_BUILTIN_PCOMGTUW): Ditto.
6467 (IX86_BUILTIN_PCOMGEUW): Ditto.
6468 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6469 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6470 (IX86_BUILTIN_PCOMEQUD): Ditto.
6471 (IX86_BUILTIN_PCOMNEUD): Ditto.
6472 (IX86_BUILTIN_PCOMLTUD): Ditto.
6473 (IX86_BUILTIN_PCOMLEUD): Ditto.
6474 (IX86_BUILTIN_PCOMGTUD): Ditto.
6475 (IX86_BUILTIN_PCOMGEUD): Ditto.
6476 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6477 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6478 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6479 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6480 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6481 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6482 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6483 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6484 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6485 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6486 (IX86_BUILTIN_PCOMEQB): Ditto.
6487 (IX86_BUILTIN_PCOMNEB): Ditto.
6488 (IX86_BUILTIN_PCOMLTB): Ditto.
6489 (IX86_BUILTIN_PCOMLEB): Ditto.
6490 (IX86_BUILTIN_PCOMGTB): Ditto.
6491 (IX86_BUILTIN_PCOMGEB): Ditto.
6492 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6493 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6494 (IX86_BUILTIN_PCOMEQW): Ditto.
6495 (IX86_BUILTIN_PCOMNEW): Ditto.
6496 (IX86_BUILTIN_PCOMLTW): Ditto.
6497 (IX86_BUILTIN_PCOMLEW): Ditto.
6498 (IX86_BUILTIN_PCOMGTW): Ditto.
6499 (IX86_BUILTIN_PCOMGEW): Ditto.
6500 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6501 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6502 (IX86_BUILTIN_PCOMEQD): Ditto.
6503 (IX86_BUILTIN_PCOMNED): Ditto.
6504 (IX86_BUILTIN_PCOMLTD): Ditto.
6505 (IX86_BUILTIN_PCOMLED): Ditto.
6506 (IX86_BUILTIN_PCOMGTD): Ditto.
6507 (IX86_BUILTIN_PCOMGED): Ditto.
6508 (IX86_BUILTIN_PCOMFALSED): Ditto.
6509 (IX86_BUILTIN_PCOMTRUED): Ditto.
6510 (IX86_BUILTIN_PCOMEQQ): Ditto.
6511 (IX86_BUILTIN_PCOMNEQ): Ditto.
6512 (IX86_BUILTIN_PCOMLTQ): Ditto.
6513 (IX86_BUILTIN_PCOMLEQ): Ditto.
6514 (IX86_BUILTIN_PCOMGTQ): Ditto.
6515 (IX86_BUILTIN_PCOMGEQ): Ditto.
6516 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6517 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6518 (enum multi_arg_type): New enum for describing the various SSE5
6519 intrinsic argument types.
6520 (bdesc_multi_arg): New table for SSE5 intrinsics.
6521 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6522 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6524 (ix86_expand_builtin): Add SSE5 intrinsic support.
6525 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6526 operand instructions.
6527 (ix86_expand_sse5_multiple_memory): New function to split the
6528 second memory reference from SSE5 instructions.
6529 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6530 (ix86_return_pops_args): Use stdarg_p to determine if the function
6531 has variable arguments.
6532 (ix86_setup_incoming_varargs): Ditto.
6533 (x86_this_parameter): Ditto.
6535 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6537 (ix86_expand_sse5_pack): Ditto.
6538 (ix86_sse5_valid_op_p): Ditto.
6539 (ix86_expand_sse5_multiple_memory): Ditto.
6541 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6542 constant for SSE5 support.
6543 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6544 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6545 (UNSPEC_SSE5_PERMUTE): Ditto.
6546 (UNSPEC_SSE5_ASHIFT): Ditto.
6547 (UNSPEC_SSE5_LSHIFT): Ditto.
6548 (UNSPEC_FRCZ): Ditto.
6549 (UNSPEC_CVTPH2PS): Ditto.
6550 (UNSPEC_CVTPS2PH): Ditto.
6551 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6553 (COM_FALSE_S): Ditto.
6554 (COM_FALSE_P): Ditto.
6555 (COM_TRUE_S): Ditto.
6556 (COM_TRUE_P): Ditto.
6557 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6558 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6560 (memory attribute): Ditto.
6561 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6562 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6563 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6564 (floor<mode>2): Ditto.
6565 (ceil<mode>2): Ditto.
6566 (btrunc<mode>2): Ditto.
6567 (nearbyintdf2): Ditto.
6568 (nearbyintsf2): Ditto.
6569 (sse_setccsf): Disable if SSE5.
6570 (sse_setccdf): Ditto.
6571 (sse5_setcc<mode>): New support for SSE5 conditional move.
6572 (sse5_pcmov_<mode>): Ditto.
6574 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6576 (SSEMODEF2P): Ditto.
6577 (ssemodesuffixf4): New mode attribute for SSE5.
6578 (ssemodesuffixf2s): Ditto.
6579 (ssemodesuffixf2c): Ditto.
6580 (sserotatemax): Ditto.
6581 (ssescalarmode): Ditto.
6582 (sse_maskcmpv4sf3): Disable if SSE5.
6583 (sse_maskcmpv2df3): Ditto.
6584 (sse_vmmaskcmpv4sf3): Ditto.
6585 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6586 (sse5_vmfmadd<mode>4): Ditto.
6587 (sse5_fmsub<mode>4): Ditto.
6588 (sse5_vmfmsub<mode>4): Ditto.
6589 (sse5_fnmadd<mode>4): Ditto.
6590 (sse5_vmfnmadd<mode>4): Ditto.
6591 (sse5_fnmsub<mode>4): Ditto.
6592 (sse5_vmfnmsub<mode>4): Ditto.
6593 (sse5i_fmadd<mode>4): Ditto.
6594 (sse5i_fmsub<mode>4): Ditto.
6595 (sse5i_fnmadd<mode>4): Ditto.
6596 (sse5i_fnmsub<mode>4): Ditto.
6597 (sse5i_vmfmadd<mode>4): Ditto.
6598 (sse5i_vmfmsub<mode>4): Ditto.
6599 (sse5i_vmfnmadd<mode>4): Ditto.
6600 (sse5i_vmfnmsub<mode>4): Ditto.
6601 (mulv16qi3): Add SSE5 support.
6603 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6604 (sse2_mulv4si3): Disable if SSE5.
6605 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6606 (sse4_1_roundps): Ditto.
6607 (sse4_1_roundsd): Ditto.
6608 (sse4_1_roundss): Ditto.
6609 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6611 (sse_maskcmpsf3): Ditto.
6612 (sse_vmmaskcmpv4sf3): Ditto.
6613 (sse2_maskcmpv2df3): Ditto.
6614 (sse2_maskcmpdf3): Ditto.
6615 (sse2_vmmaskcmpv2df3): Ditto.
6616 (sse2_eq<mode>3): Ditto.
6617 (sse2_gt<mode>3): Ditto.
6618 (sse5_pcmov_<mode>): Add SSE5 support.
6619 (vec_unpacku_hi_v16qi): Ditto.
6620 (vec_unpacks_hi_v16qi): Ditto.
6621 (vec_unpacku_lo_v16qi): Ditto.
6622 (vec_unpacks_lo_v16qi): Ditto.
6623 (vec_unpacku_hi_v8hi): Ditto.
6624 (vec_unpacks_hi_v8hi): Ditto.
6625 (vec_unpacku_lo_v8hi): Ditto.
6626 (vec_unpacks_lo_v8hi): Ditto.
6627 (vec_unpacku_hi_v4si): Ditto.
6628 (vec_unpacks_hi_v4si): Ditto.
6629 (vec_unpacku_lo_v4si): Ditto.
6630 (vec_unpacks_lo_v4si): Ditto.
6631 (sse5_pmacsww): New SSE5 intrinsic insn.
6632 (sse5_pmacssww): Ditto.
6633 (sse5_pmacsdd): Ditto.
6634 (sse5_pmacssdd): Ditto.
6635 (sse5_pmacssdql): Ditto.
6636 (sse5_pmacssdqh): Ditto.
6637 (sse5_pmacsdqh): Ditto.
6638 (sse5_pmacsswd): Ditto.
6639 (sse5_pmacswd): Ditto.
6640 (sse5_pmadcsswd): Ditto.
6641 (sse5_pmadcswd): Ditto.
6642 (sse5_pcmov_<move>): Conditional move support on SSE5.
6643 (sse5_phaddbw): New SSE5 intrinsic insn.
6644 (sse5_phaddbd): Ditto.
6645 (sse5_phaddbq): Ditto.
6646 (sse5_phaddwd): Ditto.
6647 (sse5_phaddwq): Ditto.
6648 (sse5_phadddq): Ditto.
6649 (sse5_phaddubw): Ditto.
6650 (sse5_phaddubd): Ditto.
6651 (sse5_phaddubq): Ditto.
6652 (sse5_phadduwd): Ditto.
6653 (sse5_phadduwq): Ditto.
6654 (sse5_phaddudq): Ditto.
6655 (sse5_phsubbw): Ditto.
6656 (sse5_phsubwd): Ditto.
6657 (sse5_phsubdq): Ditto.
6658 (sse5_pperm): Ditto.
6659 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6660 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6661 (sse5_pperm_sign_v8hi_v4si): Ditto.
6662 (sse5_pperm_zero_v8hi_v4si): Ditto.
6663 (sse5_pperm_sign_v4si_v2di): Ditto.
6664 (sse5_pperm_sign_v4si_v2di): Ditto.
6665 (sse5_pperm_pack_v2di_v4si): Ditto.
6666 (sse5_pperm_pack_v4si_v8hi): Ditto.
6667 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6668 (sse5_perm<mode>): New SSE5 intrinsic insn.
6669 (rotl<mode>3): Ditto.
6670 (sse5_rotl<mode>3): Ditto.
6671 (sse5_ashl<mode>3): Ditto.
6672 (sse5_lshl<mode>3): Ditto.
6673 (sse5_frcz<mode>2): Ditto.
6674 (sse5s_frcz<mode>2): Ditto.
6675 (sse5_cvtph2ps): Ditto.
6676 (sse5_cvtps2ph): Ditto.
6677 (sse5_vmmaskcmp<mode>3): Ditto.
6678 (sse5_com_tf<mode>3): Ditto.
6679 (sse5_maskcmp<mode>3): Ditto.
6680 (sse5_maskcmp_uns<mode>3): Ditto.
6681 (sse5_maskcmp_uns2<mode>3): Ditto.
6682 (sse5_pcom_tf<mode>3): Ditto.
6684 * config/i386/predicates.md (sse5_comparison_float_operator):
6685 New predicate to match the comparison operators supported by
6686 the SSE5 com instruction.
6687 (ix86_comparison_int_operator): New predicate to match just the
6688 signed int comparisons.
6689 (ix86_comparison_uns_operator): New predicate to match just the
6690 unsigned int comparisons.
6692 * doc/invoke.texi (-msse5): Add documentation.
6693 (-mfused-madd): Ditto.
6695 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6697 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6699 (x86_64-*-*): Ditto.
6701 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6703 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6704 intrinisics for SSE5.
6706 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6709 * config/i386/mmintrin-common.h: New file, to contain common
6710 instructions between SSE4.1 and SSE5.
6712 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6713 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6714 (gen_regparm_prefix): Ditto.
6716 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6717 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6718 prototype_p to determine if a function is prototyped.
6720 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6722 * c-common.c (c_common_reswords) add the alignof keyword,
6723 with same RID as __alignof and __alignof__
6725 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6727 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6728 * hooks.c (hook_bool_const_int_const_int_true): New function.
6729 * target.h (struct gcc_target): Add can_eliminate field.
6730 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6731 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6732 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6733 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6734 (elim_table): Revise comment.
6735 * system.h (CAN_ELIMINATE): Poison.
6736 * defaults.h (CAN_ELIMINATE): Remove.
6737 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6739 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6740 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6742 (alpha_vms_can_eliminate): Declare as static, change return type to
6744 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6746 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6747 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6748 (arm_can_eliminate): New function.
6750 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6751 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6752 (avr_can_eliminate): Declare as static.
6753 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6755 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6756 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6757 (bfin_can_eliminate): New function.
6759 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6760 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6761 (crx_can_eliminate): New function.
6763 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6764 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6765 (fr30_can_eliminate): New function.
6767 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6768 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6769 (frv_can_eliminate): New function.
6771 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6772 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6773 (h8300_can_eliminate): New function.
6775 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6776 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6777 (i386_can_eliminate): Declare as static, change return type to bool.
6778 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6780 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6781 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6782 (ia64_can_eliminate): New function.
6784 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6785 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6786 (iq2000_can_eliminate): New function.
6788 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6789 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6790 (m32r_can_eliminate): New function.
6792 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6793 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6794 (m68hc11_can_eliminate): New function.
6796 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6797 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6798 (m68k_can_eliminate): New function.
6800 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6801 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6802 (mep_can_eliminate): New function.
6804 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6805 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6806 (mips_can_eliminate): New function.
6808 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6809 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6810 (rs6000_can_eliminate): New function.
6812 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6813 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6814 (s390_can_eliminate): Declare as static.
6815 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6817 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6818 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6819 (score_can_eliminate): New function.
6821 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6822 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6823 (sparc_can_eliminate): Declare as static.
6824 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6826 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6827 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6828 (xstormy16_can_eliminate): New function.
6830 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6831 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6832 (v850_can_eliminate): New function.
6834 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6836 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6837 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6838 (*movdfcc_ext[1234]): Disable for IEEE mode.
6840 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6842 * gimplify.c (prepare_gimple_addressable): New static function.
6843 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6845 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6846 manually fiddling with it.
6848 2009-08-25 Michael Matz <matz@suse.de>
6850 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6851 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6853 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6854 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6855 (do_jump): Split out code for simple binary comparisons into ...
6856 (do_jump_1): ... this, taking the individual operands and code.
6857 Change callers to helper function above accordingly.
6858 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6861 2009-08-25 Michael Matz <matz@suse.de>
6863 * expr.h (struct separate_ops, sepops): New type for passing
6864 around an exploded simple expression.
6865 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6866 Use this structure instead of expression tree.
6867 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6868 expression, only its type.
6869 (expand_vec_cond_expr): Take type and individual operands instead
6871 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6872 expand_vec_shift_expr): Change prototype accordingly.
6873 * tree-vect-stmts.c (vectorizable_condition): Change call of
6874 expand_vec_cond_expr_p to pass only type.
6875 * expr.c (do_store_flags): Change prototype and implementation
6876 to take an exploded expression.
6877 (expand_expr_real_1): New local ops initialized with details
6878 of the full expression. Use it instead of full
6879 expression in calls to do_store_flags, expand_vec_cond_expr,
6880 expand_widen_pattern_expr and expand_vec_shift_expr.
6882 2009-08-25 Michael Matz <matz@suse.de>
6884 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6885 treeop2 initialized with first three operands of the full expression.
6886 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6888 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6890 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6891 (__gthread_objc_condition_allocate): Mark arguments as unused.
6892 (__gthread_objc_condition_deallocate): Likewise.
6893 (__gthread_objc_condition_wait): Likewise.
6894 (__gthread_objc_condition_broadcast): Likewise.
6895 (__gthread_objc_condition_signal): Likewise.
6896 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6897 (__gthread_objc_thread_id): Likewise.
6899 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6902 * tree-pretty-print.c (print_call_name): Print the correct call name
6903 for procedure pointer components.
6905 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6907 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6908 default_promote_function_mode when not VMS.
6910 2009-08-24 Olivier Hainque <hainque@adacore.com>
6912 * convert.c (convert_to_integer): Don't assume an input pointer is
6913 POINTER_SIZE wide. Fetch from the type instead.
6915 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6917 * configure.ac (AC_PREREQ): Bump to 2.64.
6919 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6921 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6922 (process_command): Don't search standard_exec_prefix_1 and
6923 standard_exec_prefix_2.
6925 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6927 * config/arm/arm.c (output_return_instruction): Handle for
6930 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6932 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6934 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6936 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6937 (*arm_movdf_vfp): Likewise.
6939 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6941 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6942 (vashr<mode>3): Rename from ashr<mode>3.
6943 (vlshr<mode>3): Rename from lshr<mode>3.
6945 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6948 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6949 (check_format_info_main): Use scalar_identify_flag.
6950 (check_format_types): Check for scalar size identity if
6951 scalar_identify_flag is set.
6952 (printf_length_specs): Extend by new field.
6953 (asm_fprintf_length_specs): Likewise.
6954 (gcc_diag_length_specs): Likewise.
6955 (scanf_length_specs): Likewise.
6956 (strfmon_length_specs): Likewise.
6957 (gcc_gfc_length_specs): Likewise.
6958 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6959 (ms_printf_flag_specs): Likewise.
6960 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6962 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6965 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6966 (*call_value_pop_1): Ditto.
6967 (*sibcall_pop_1): New insn pattern.
6968 (*sibcall_value_pop_1): Ditto.
6970 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6973 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6976 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6979 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6980 (get_reg_use_in): New function.
6981 (forward_propagate_subreg): Propagate through subreg of zero_extend
6984 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6986 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6987 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6989 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6991 * configure.ac: Remove --with-datarootdir, --with-docdir,
6992 --with-htmldir switches. No need to call AC_SUBST for
6993 datarootdir, docdir, htmldir any more.
6994 * configure: Regenerate.
6995 * doc/install.texi (Configuration): Document --datarootdir,
6996 --docdir, --htmldir, --pdfdir; update documentation for
6997 --infodir, --mandir.
6998 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7001 * aclocal.m4: Regenerate.
7002 * config.in: Regenerate.
7003 * configure: Regenerate.
7005 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7006 Olivier Hainque <hainque@adacore.com>
7008 * config/ia64/ia64.c: Include libfuncs.h.
7009 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7010 (ia64_expand_call): Use reg 25 on VMS.
7011 (ia64_initialize_trampoline): Fix for VMS ABI.
7012 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7013 (ia64_function_arg): Initialize reg 25 on VMS.
7014 Fix OpenVMS ABI issues for varargs.
7015 For OpenVMS, emit the Argument Information register set in the
7016 incoming/sibcall case as well.
7017 (ia64_arg_type): New function.
7018 (ia64_function_arg_advance): Keep track of cum->words.
7019 Fix OpenVMS ABI issues for varargs.
7020 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7021 (ia64_override_options): Set flag_no_common on VMS.
7022 (ia64_init_builtins): Disable FWRITE builtin.
7023 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7024 (ia64_vms_init_libfuncs): Add decc$ routines.
7025 (ia64_vms_valid_pointer_mode): New function.
7026 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7027 (ia64_promote_function_mode): New function
7028 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7029 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7030 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7031 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7032 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7033 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7034 Suppress trailing '#' if VALUE is numeric.
7035 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7036 ia64_promote_function_mode.
7037 (TARGET_VALID_POINTER_MODE): Define.
7039 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7042 * config/rs6000/rs6000.c (rs6000_override_options): Use
7043 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7046 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7047 reporting of vector + decimal/boolean/complex error.
7049 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7051 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7052 __vector double TYPE_DECL.
7054 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7056 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7057 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7058 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7059 to pointer to enum machine_mode. Update all callers as needed.
7061 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7063 * config/alpha/alpha.md (exception_receiver): Emit alternative
7064 GP load sequence if flag_reorder_blocks_and_partition is set.
7065 (*exception_receiver_2): Also enable when
7066 flag_reorder_blocks_and_partition is set.
7068 2009-08-20 Matt Rice <ratmice@gmail.com>
7069 Diego Novillo <dnovillo@google.com>
7071 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7074 2009-08-20 Richard Guenther <rguenther@suse.de>
7076 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7077 * c-tree.h (c_dup_lang_specific_decl): Remove.
7078 (struct lang_decl, struct lang_type): Move definitions ...
7079 * c-lang.h: ... here. New file.
7080 * c-decl.c: Include c-lang.h.
7081 (c_dup_lang_specific_decl): Remove.
7082 * c-typeck.c: Include c-lang.h.
7083 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7084 (c-typeck.o): Likewise.
7085 * c-config-lang.in (gtfiles): Add c-lang.h.
7086 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7089 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7091 * config/alpha/alpha.c (alpha_end_function): Do not clear
7092 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7093 this is now handled in generic code.
7095 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7097 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7098 (s390_z10_fix_long_loop_prediction): New function.
7099 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7100 (s390_reorg): Walk over the INSNs and invoke
7101 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7103 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7105 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7106 "*brx_64bit", "*brx_31bit"): New patterns.
7107 * config/s390/s390.c ('E'): New output modifier.
7109 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7110 Richard Earnshaw <richard.earnshaw@arm.com>
7112 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7113 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7115 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7117 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7119 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7120 for mode mode of operand0 when doing secondary reload for SAR.
7122 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7125 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7126 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7128 2009-08-19 Jason Merrill <jason@redhat.com>
7130 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7131 supported template depth in C++0x.
7133 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7135 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7136 free_after_compilation.
7137 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7138 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7139 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7140 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7141 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7142 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7143 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7145 2009-08-19 Ian Lance Taylor <iant@google.com>
7147 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7148 of (plus (mult (neg B) C) A).
7150 2009-08-18 Michael Matz <matz@suse.de>
7152 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7153 instead of comparing TYPE_MAIN_VARIANT for equality.
7154 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7155 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7156 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7157 * gimplify.c (goa_lhs_expr_p): Ditto and use
7158 STRIP_USELESS_TYPE_CONVERSION.
7160 2009-08-18 Michael Matz <matz@suse.de>
7162 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7163 first field in a struct.
7164 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7166 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7168 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7169 locators before emit_insn is called. Remove assert that
7171 (alpha_end_function): Clear crtl->emit structure and free insn
7172 locators if cfun->is_thunk is true.
7174 2009-08-18 Jason Merrill <jason@redhat.com>
7176 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7178 * configure.ac: Test for it.
7179 * configure, config.in: Regenerate.
7180 * doc/install.texi: Document --enable-gnu-unique-object.
7182 2009-08-18 Richard Guenther <rguenther@suse.de>
7185 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7186 pow(x,y*z) only if x is nonnegative.
7188 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7190 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7194 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7195 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7197 2009-08-17 DJ Delorie <dj@redhat.com>
7199 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7200 * config/m32c/prologue.md (epilogue_freit): New.
7202 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7203 (bank_switch_p): Likewise.
7204 (fast_interrupt_p): Likewise.
7205 (interrupt_p): Likewise.
7206 (m32c_conditional_register_usage): Round memregs size up.
7207 (need_to_save): We only need to save $a0 when we use ENTER.
7208 (interrupt_p): Check for fast_interrupt too.
7209 (bank_switch_p): New.
7210 (fast_interrupt_p): New.
7211 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7212 (m32c_emit_prolog): Support bank switching and fast interrupts.
7213 * doc/extend.texi (Function Attributes): Add bank_switch and
7216 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7218 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7219 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7221 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7223 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7224 (menu): Add IA-64/VMS Options.
7225 (IA-64/VMS Options): Likewise.
7227 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7230 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7232 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7234 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7235 (mips_pop_asm_switch): Likewise.
7236 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7238 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7239 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7240 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7241 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7242 instead of set_noreorder.
7243 (mips_output_function_prologue): Use the new functions.
7244 (mips_output_function_epilogue): Likewise.
7245 (mips_need_noat_wrapper_p): New function, split out from...
7246 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7247 Use mips_push_asm_switch and mips_pop_asm_switch.
7248 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7249 and mips_pop_asm_switch.
7250 (ASM_OUTPUT_REG_POP): Likewise.
7251 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7252 Use mips_pop_asm_switch.
7253 (mips_asm_switch): New structure.
7254 (set_noreorder, set_nomacro): Replace with...
7255 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7256 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7257 instead of set_nomacro.
7258 (fix_truncsfsi2_macro): Likewise.
7259 (cprestore): Likewise.
7260 (hazard): Use mips_noreorder instead of set_noreorder.
7261 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7263 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7265 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7266 from prev_active_insn.
7268 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7270 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7271 * config/avr/avr.c (avr_override_options): Initialize
7272 avr_current_arch variable.
7273 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7274 __AVR_HAVE_16BIT_SP__ according to the device type.
7275 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7277 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7278 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7280 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7283 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7284 generating inlined subroutine die only. We shouldn't be
7285 called for anything else.
7286 (gen_block_die): Don't generate inline subroutine debug info for
7289 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7291 * graphite-poly.c (print_pbb): Print PBB index.
7293 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7296 * graphite-interchange.c (ppl_max_for_le): Moved...
7297 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7298 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7299 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7300 * graphite-ppl.h (ppl_max_for_le): Declared.
7302 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7304 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7305 supported on all platforms.
7306 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7307 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7308 * c-pragma.c: Likewise.
7309 * target-def.h (TARGET_INITIALIZER): Remove
7310 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7311 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7313 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7315 * config/ia64/fde-vms.c: New file.
7316 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7317 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7318 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7319 (uw_frame_state_for): Only register a personality routine if it is
7320 known to be compatible with our expectations.
7321 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7322 Declare unw_table_entry stack variable and
7323 mod all calls to _Unwind_FindTableEntry to add arg.
7324 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7325 (_Unwind_FindTableEntry): Add arg to prototype.
7327 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7329 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7330 field 'signal_pfs_loc'.
7331 (uw_frame_state_for): Remove duplicate code dealing with leaf
7332 procedures without unwind info.
7333 If in the frame after unwinding through a signal handler, restore
7334 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7335 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7336 'pfs_loc' to the AR.PFS location in the signal context; instead
7337 set 'signal_pfs_loc'.
7338 Manually generate the unwind info for the AR.PFS register.
7339 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7340 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7341 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7342 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7343 instead set 'signal_pfs_loc'.
7344 Remove code preventing the AR.PFS register from being restored
7345 from the signal context.
7347 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7348 Tristan Gingold <gingold@adacore.com>
7350 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7351 * config/ia64/t-vms: New file.
7352 * config/ia64/vms64.h: New file.
7353 * config/ia64/vms.h: New file.
7354 * config/ia64/vms-crtinit.asm: New file.
7355 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7356 * config/ia64/vms-unwind.h: New file.
7358 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7360 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7363 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7366 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7368 * real.h (do_mpc_arg2): ... here.
7369 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7372 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7374 * final.c (add_debug_prefix_map): Don't use GC memory for
7375 old_prefix and new_prefix.
7377 2009-08-14 Richard Guenther <rguenther@suse.de>
7379 * ipa-prop.c (compute_complex_pass_through): If we cannot
7380 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7382 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7384 * c-lex.c (c_lex_with_flags): Increase size of local variable
7385 to avoid memory clobber.
7387 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7390 * config/i386/i386.c (ix86_fp_comparison_strategy):
7391 Only enable/disable sahf at function granularity.
7393 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7395 PR rtl-optimization/41064
7396 * reload1.c (reload_as_needed): Don't call extract_insn
7397 for known invalid replacements after calling
7398 validate_replace_rtx_group and verify_changes.
7400 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7403 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7404 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7405 ix86_expand_fp_vcond.
7406 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7407 Assert that operation is supported by ix86_expand_int_vcond.
7408 (vcondu<SSEMODE124C8:mode>): Ditto.
7410 2009-08-13 DJ Delorie <dj@redhat.com>
7412 * config/i386/djgpp-stdint.h: New.
7413 * config.gcc (djgpp): Use it.
7415 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7417 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7418 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7420 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7422 * tree-ssa-loop-prefetch.c
7423 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7424 for long-stride pruning.
7425 (compute_miss_rate): New function to compute the probability
7426 that two memory references access different cache lines.
7428 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7430 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7432 2009-08-13 Richard Guenther <rguenther@suse.de>
7435 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7436 use the constant pointer type.
7437 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7438 of CV qualifiers on the target pointer type.
7439 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7440 conversion check before restrict check.
7442 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7445 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7447 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7449 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7451 2009-08-12 Richard Guenther <rguenther@suse.de>
7453 PR tree-optimization/41011
7454 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7455 and reference constructing.
7457 2009-08-12 Xinliang David Li <davidxl@google.com>
7459 PR tree-optimization/41012
7460 * tree-flow.h : New external interface.
7461 * gimple-low.c (check_call_arg): Change to public function.
7462 Remove argument mismatch check in lowering.
7463 * tree-inline.h (tree_can_inline_p): Interface change.
7464 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7466 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7467 Call change to tree_can_inline_p function.
7468 (cgraph_decide_inlining_incrementally): Ditto.
7470 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7472 PR tree-optimization/41031
7473 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7474 on the partition variable rather than promote_mode on the source
7475 type. Assert that the partition variable's type has the same
7476 mode as the source value's.
7478 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7480 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7481 for for_return == 2.
7482 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7484 * calls.c (expand_call): Fix typo.
7485 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7487 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7489 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7490 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7491 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7492 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7494 2009-08-12 Andrew Haley <aph@redhat.com>
7496 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7498 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7501 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7503 2009-08-12 Richard Guenther <rguenther@suse.de>
7505 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7506 * gimplify.c (gimplify_modify_expr): Do not use
7507 lang_hooks.types_compatible_p.
7508 * tree-ssa.c (useless_type_conversion_p): For aggregates
7509 just return false if the canonical types differ.
7511 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7514 * sese.c (convert_for_phi_arg): New.
7515 (add_guard_exit_phis): Use convert_for_phi_arg.
7517 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7519 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7520 unknown subscript upper bounds.
7522 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7523 Pranav Garg <pranav.garg2107@gmail.com>
7525 * graphite-interchange.c (gather_access_strides): Removed.
7526 (ppl_max_for_le): New.
7527 (build_linearized_memory_access): New.
7528 (memory_stride_in_loop): New.
7529 (pbb_interchange_profitable_p): Reimplemented.
7530 * graphite-ppl.h (ppl_new_id_map): New.
7531 (ppl_interchange): New.
7533 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7535 * graphite-interchange.c (compute_subscript): Removed.
7536 (compute_array_size_cstr): Removed.
7537 (compute_array_size_poly): Removed.
7538 (compute_array_size): Removed.
7539 (gather_access_strides_poly): Removed.
7540 (gather_access_strides): Empty.
7542 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7544 * graphite-dependences.c (dependence_polyhedron_1): Replace
7545 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7546 (graphite_legal_transform_dr): Same.
7547 (graphite_carried_dependence_level_k): Same.
7548 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7549 Initialize PDR_NB_SUBSCRIPTS.
7550 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7552 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7553 (PDR_NB_SUBSCRIPTS): New.
7554 (pdr_nb_subscripts): Removed.
7555 (pdr_dim): Simplified.
7556 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7557 with PDR_NB_SUBSCRIPTS.
7559 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7561 * graphite-interchange.c (compute_array_size): Remove use of
7563 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7564 Do not initialize PDR_DATA_CONTAINER.
7565 (print_pdr): Do not print PDR_DATA_CONTAINER.
7566 * graphite-poly.h (struct poly_dr): Remove data_container field.
7567 (PDR_DATA_CONTAINER): Removed.
7568 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7570 (build_poly_dr): Same.
7572 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7573 Sebastian Pop <sebastian.pop@amd.com>
7575 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7576 copy of the dependence polyhedron. Free the temporary objects.
7577 (graphite_carried_dependence_level_k): Free unused objects before
7580 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7582 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7583 Early return without analyzing the data dependences if no
7584 transform has been done. Call restore_scattering if the transform
7586 (graphite-interchange.c): Same.
7587 * graphite-poly.c (print_scattering_function): Test for
7589 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7590 (apply_poly_transforms): Do not gcc_assert that
7591 the transform is legal.
7592 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7593 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7594 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7595 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7596 * graphite-poly.h (struct poly_scattering): New.
7597 (struct poly_bb): Add original, transformed, and saved fields.
7598 Remove transformed_scattering, original_scattering,
7599 nb_local_variables and nb_scattering_transform fields.
7600 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7601 (poly_scattering_new): New.
7602 (poly_scattering_free): New.
7603 (poly_scattering_copy): New.
7604 (store_scattering_pbb): New.
7605 (store_scattering): New.
7606 (restore_scattering_pbb): New.
7607 (restore_scattering): New.
7608 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7609 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7611 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7613 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7616 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7618 * Makefile.in (graphite.o): Depends on PREDICT_H.
7619 * graphite.c: Include predict.h.
7620 (graphite_finalize): Call tree_estimate_probability.
7621 * predict.c (predict_loops): Do not call scev_initialize and
7623 (tree_estimate_probability_bb): New.
7624 (tree_estimate_probability): Do not initialize loops: move that
7625 code to the driver. Call tree_estimate_probability_bb.
7626 (tree_estimate_probability_driver): New.
7627 (pass_profile): Use tree_estimate_probability_driver.
7628 * predict.h (tree_estimate_probability): Declared.
7630 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7632 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7633 * graphite-dependences.c (graphite_legal_transform): Add time to
7634 TV_GRAPHITE_DATA_DEPS.
7635 (dependency_between_pbbs_p): Same.
7636 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7638 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7640 PR rtl-optimization/41033
7641 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7642 aliasing is disabled.
7644 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7646 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7647 si_mask_operand, and_load_operand, low_bitmask_operand,
7648 and_reg_operand, and_operand): New predicates.
7649 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7650 * config/mips/mips.c (and_operands_ok): New function.
7651 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7652 * config/mips/mips.md (move_type): Add ext_ins and logical.
7653 (type): Handle them.
7654 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7655 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7656 shift_shift. Remove commutative constraint modifier.
7657 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7659 (*clear_upper32_dext): Remove define_insn_and_split.
7660 (*clear_upper32): Turn this define_insn_and_split ...
7661 (splitter for ANDing register with 0xffff_ffff): .. into this.
7663 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7665 * combine.c (try_widen_shift_mode): Factor out code to check if an
7666 integer constant is a low-order bitmask from here ...
7667 * rtlanal.c (low_bitmask_len): ... to here.
7668 * rtl.h (low_bitmask_len): Declare.
7670 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7673 * config/alpha/alpha.md (addsi3): Remove expander.
7674 (addsi3): Rename from *addsi3_internal insn pattern.
7675 (subsi3): Remove expander.
7676 (subsi3): Rename from *subsi3_internal insn pattern.
7678 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7680 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7683 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7684 Eric Botcazou <botcazou@adacore.com>
7685 Douglas B Rupp <rupp@gnat.com>
7687 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7688 that records that fit in 64 bits are returned by immediate value,
7689 as required by OpenVMS Calling Standard.
7690 (function_value): Adjust for above modification.
7691 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7692 virtual_incoming_args_rtx as base object, not next_arg.
7693 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7695 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7697 * reload.c (find_reloads_subreg_address): Check the original
7698 req_equiv_mem address to detect the case where an address is
7699 not valid in the outer mode.
7701 2009-08-11 Richard Guenther <rguenther@suse.de>
7704 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7706 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7708 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7709 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7711 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7712 Douglas B Rupp <rupp@gnat.com>
7714 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7715 PT_STACK when frame_pointer_needed on OpenVMS.
7716 (alpha_pv_save_size, alpha_using_fp): Remove.
7717 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7718 with proper processing for PT_NULL.
7719 (alpha_vms_initial_elimination_offset): New function. Support for
7720 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7721 (alpha_sa_size): Force procedure type to PT_STACK when
7722 frame_pointer_needed on OpenVMS.
7723 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7724 (alpha_using_fp): Likewise.
7725 (alpha_vms_can_eliminate): Add prototype.
7726 (alpha_vms_initial_elimination_offset): Likewise.
7727 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7728 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7730 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7731 Douglas B Rupp <rupp@gnat.com>
7733 * config/alpha/alpha.c (common_object_handler): New function.
7734 (vms_attribute_table): Declare a single attribute "common_object".
7735 (vms_output_aligned_decl_common): New global function.
7736 (SECTION_VMS_OVERLAY): Delete.
7737 (SECTION_VMS_GLOBAL): Likewise.
7738 (SECTION_VMS_INITIALIZE): Likewise.
7739 (vms_asm_named_section): Remove support for above flags.
7740 (vms_section_type_flags): Delete.
7741 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7742 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7743 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7744 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7746 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7749 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7750 (sub_ddmmss): Likewise.
7752 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7755 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7758 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7761 * reload1.c (reload_as_needed): Use cancel_changes to completely
7762 undo a failed replacement attempt.
7764 2009-08-10 Richard Guenther <rguenther@suse.de>
7767 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7768 (useless_type_conversion_p): ... here. Require pointer targets
7771 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7774 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7775 loose the original type of the statement list.
7777 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7779 * config/alpha/alpha.c: Include libfuncs.h
7780 (avms_asm_output_extern): New function.
7781 (alpha_init_libfuncs): Init some decc libfuncs.
7782 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7783 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7784 (DO_CRTL_NAMES): Define.
7786 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7787 (LONG_TYPE_SIZE): Define.
7788 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7789 (SUBTARGET_SWITCHES): Define malloc64 switch.
7790 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7791 (MASK_RETURN_ADDR): Define.
7792 doc/invoke.texi (mmalloc64): Document switch.
7794 2009-08-09 Olivier Hainque <hainque@adacore.com>
7795 Douglas B Rupp <rupp@gnat.com>
7797 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7798 uses_condition_handler.
7799 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7800 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7801 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7802 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7803 (code_for_builtin): New insn codes for the new alpha_builtins.
7804 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7805 (alpha_sa_size): Account for uses_condition_handler.
7806 (alpha_expand_prologue): Likewise.
7807 (alpha_start_function): Likewise.
7808 (alpha_expand_epilogue): Likewise.
7809 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7810 establish/revert expanders.
7811 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7812 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7813 New expander, resorting to the alpha.c associated function.
7814 (builtin_revert_vms_condition_handler): Likewise.
7815 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7816 __gcc_shell_handler, the static VMS condition handler used as
7817 an indirection wrapper to the current dynamically established
7819 * config/alpha/vms-unwind.h: Complete rewrite.
7820 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7821 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7823 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7824 Douglas B Rupp <rupp@gnat.com>
7826 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7827 (alpha_need_linkage): Handle aliases. Return function symbol.
7828 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7829 Use ultimate alias target for the linkage name.
7830 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7831 by alpha_need_linkage for the function symbol.
7832 (setmemdi): Likewise.
7834 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7836 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7837 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7838 (ASM_WEAKEN_LABEL): Define.
7839 (CRT_CALL_STATIC_FUNCTION): Define.
7840 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7841 (ENDFILE_SPEC): Define.
7842 (INIT_SECTION_ASM_OP): Define.
7843 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7844 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7846 (MULTILIB_OSDIRNAMES): Define.
7847 (shlib_version): Define.
7848 (SHLIB_EXT): Define.
7849 (SHLIB_OBJS): Define.
7850 (SHLIB_NAME): Define.
7851 (SHLIB_MULTILIB): Define.
7852 (SHLIB_INSTALL): Define.
7853 (SHLIB_SYMVEC): Define.
7854 (SHLIB_SYMVECX2): Define.
7855 (SHLIB_LINK): Define.
7857 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7859 * config/alpha/alpha.c (alpha_initialize_trampoline):
7860 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7861 (alpha_start_function): Emit transfer address on nested functions
7862 for VMS trampoline call.
7863 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7864 since no longer used.
7865 * config/alpha/vms-tramp.asm: Remove.
7866 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7867 since now only data initialized at runtime.
7869 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7871 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7872 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7873 (MD_EXEC_PREFIX): Remove, no longer used.
7874 (MD_STARTFILE_PREFIX): Likewise.
7875 (INCLUDE_DEFAULTS): Likewise.
7876 * config/alpha/t-vms:
7877 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7879 2009-08-09 Richard Guenther <rguenther@suse.de>
7881 PR tree-optimization/41016
7882 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7883 (operand_precision): Remove.
7884 (integral_operand_p): Likewise.
7885 (recognize_single_bit_test): Adjust.
7887 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7889 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7890 operation overflows. Likewise non-cast unary arithmetic.
7891 If one arm of a conditional expression is always taken,
7892 inhibit evaluation warnings for the other arm. Likewise inhibit
7893 evaluation warnings for the second && or || operand if the first
7894 operand is enough to determine the result.
7895 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7897 (build_binary_op): Prevent duplicate evaluation warnings.
7899 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7901 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7902 and destination have different modes, Use promote_mode to
7903 determine the signedness of the conversion. Assert that the
7904 promoted source mode matches the destination mode. Don't pass
7905 the destination and destination mode to expand_expr if the source
7906 mode is different. Simplify conversion logic.
7908 2009-08-09 Ira Rosen <irar@il.ibm.com>
7910 PR tree-optimization/41008
7911 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7912 from condition only in case it's a comparison. Adjust checks.
7914 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7916 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7917 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7918 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7919 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7920 (dump_cand): Handle them.
7921 (struct iv_cand): New members COST_STEP and AINC_USE.
7922 (stmt_after_increment): Likewise.
7923 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7924 callers changed. Use gimple_uid comparison instead of scanning.
7925 (add_candidate_1): When looking for identical candidates, take
7926 AINC_USE into account. Set it for new candidates.
7927 (force_expr_to_var_cost): Cast target_spill_cost to int.
7928 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7929 All callers changed. Check for availability of autoinc addressing
7930 modes, both in general for a given mode, and in the specific use case.
7931 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7933 (get_computation_cost): Likewise.
7934 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7935 add_autoinc_candidates): New static functions.
7936 (add_candidate): Call add_autoinc_candidates for candidates based on
7938 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7939 (determine_use_iv_cost_address): If we have an autoinc candidate at
7940 the matching use, verify autoinc is possible and subtract the cost
7941 of the candidate's step from the cost.
7942 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7943 member of the candidate.
7944 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7945 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7947 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7949 * config.build (ia64-hp-*vms*): New target.
7950 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7952 * config.gcc (ia64-hp-*vms*): New target.
7953 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7955 * config.host (ia64-hp-*vms*): New target.
7956 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7959 2009-08-08 Richard Guenther <rguenther@suse.de>
7961 PR tree-optimization/40991
7962 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7964 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7966 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7967 mode check. Do truncations in an integer mode.
7968 (force_to_mode): Handle subregs for all mode types. Only do
7969 arithmetic simplifications on integer modes.
7971 2009-08-07 Richard Guenther <rguenther@suse.de>
7973 PR tree-optimization/40999
7974 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7975 (maybe_fold_reference): Lookup constant initializers.
7976 (fold_gimple_assign): Likewise.
7978 2009-08-07 Richard Guenther <rguenther@suse.de>
7980 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7981 that require structural equality defer to the langhook.
7983 2009-08-07 Martin Jambor <mjambor@suse.cz>
7985 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7987 (struct ipa_pass_through_data): New type.
7988 (struct ipa_ancestor_jf_data): New type.
7989 (union jump_func_value): Removed field formal_id, added fields
7990 pass_through and ancestor.
7991 (struct ipa_param_call_note): Changed type of formal_id to int from
7993 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7994 operations jump functions and ancestor jump functions.
7995 (compute_complex_pass_through): New function.
7996 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7997 reflect changes in the jump function strucutre.
7998 (update_jump_functions_after_inlining): Ignore complex pass-through
7999 and ancestor jump functions.
8000 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8001 polynomial pass-through with operation jump functions.
8003 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8005 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8006 fde->dw_fde_begin as begin label instead of hot/cold label.
8007 Use LLSDAC label instead of LLSDA for second section lsda.
8008 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8009 label instead of LLSDA if it is true.
8010 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8012 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8013 SECTION argument. Use it as index into crtl->eh.call_site_record
8015 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8016 use it to determine how to print table entries instead of using
8017 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8018 label instead of normal begin label as base.
8019 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8020 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8021 ensure no EH range spans between sections and that landing pads
8022 are always in the corresponding section.
8023 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8024 for crtl->eh.call_site_record being an array rather than scalar.
8025 (output_one_function_exception_table): New function, copied
8026 from output_function_exception_table. Adjust
8027 dw2_size_of_call_site_table, dw2_output_call_site_table
8028 callers. For SECOND section use *C suffixed labels.
8029 (output_function_exception_table): Call
8030 output_one_function_exception_table and, when doing hot/cold
8031 partitioning, also another time for the second section.
8032 * opts.c: Include except.h.
8033 (decode_options): Allow -freorder-blocks-and-partition with
8034 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8035 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8036 * function.h (struct rtl_eh): Change call_site_record from
8037 scalar into array of 2 elements.
8039 2009-08-07 Martin Jambor <mjambor@suse.cz>
8041 * ipa-prop.c (count_formal_params_1): New function.
8042 (ipa_get_vector_of_formal_parms): New function.
8043 (get_vector_of_formal_parm_types): New function.
8044 (ipa_modify_formal_parameters): New function.
8045 (ipa_modify_call_arguments): New function.
8046 (index_in_adjustments_multiple_times_p): New function.
8047 (ipa_combine_adjustments): New function.
8048 (ipa_dump_param_adjustments): New function.
8049 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8050 (ipa_get_vector_of_formal_parms): Declare.
8051 (ipa_modify_formal_parameters): Declare.
8052 (ipa_modify_call_arguments): Declare.
8053 (ipa_combine_adjustments): Declare.
8054 (ipa_dump_param_adjustments): Declare.
8055 (build_ref_for_offset): Declare.
8056 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8057 * tree-sra.c: Include ipa-prop.c.
8058 (build_ref_for_offset): Make public.
8060 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8062 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8064 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8066 * gcc/doc/extend.texi (__builtin_extract_return_address)
8067 (__builtin_frob_return_address): Document.
8069 2009-08-06 Paul Brook <paul@codesourcery.com>
8071 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8072 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8073 implementation on ARMv6-M.
8075 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8077 * doc/extend.texi (pcs): Document new attribute for ARM.
8079 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8081 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8084 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8086 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8089 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8091 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8093 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8095 Merge ARM/hard_vfp_branch to trunk.
8097 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8099 * arm.c (libcall_eq): New function.
8100 (libcall_hash): New function.
8101 (add_libcall): New function.
8102 (arm_libcall_uses_aapcs_base): New function.
8103 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8104 libcalls using the base PCS.
8105 (arm_init_cumulative_args): Likewise.
8107 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8109 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8110 Use base ABI for conversion libfuncs between HFmode and SFmode.
8112 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8114 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8115 V4SImode as representatives of all 64-bit and 128-bit vector
8116 types. Allow vector types without vector modes.
8117 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8118 without vector modes like BLKmode.
8119 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8120 BLKmode. Avoid unsupported vector modes or TImode moves for
8122 (aapcs_vfp_allocate_return_reg): Likewise.
8123 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8124 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8126 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8128 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8129 (arm_get_pcs_model): Pass attribute arguments to
8130 arm_pcs_from_attribute.
8131 (arm_init_cumulative_args): Use base AAPCS for conversions from
8132 floating-point types to DImode.
8133 (arm_attribute_table): Add pcs attribute.
8134 (arm_handle_pcs_attribute): New.
8135 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8136 conversions from floating-point types to DImode, also declare them
8137 to use base AAPCS and declare functions they call to use base
8138 AAPCS and their RTABI names.
8140 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8142 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8143 -mfloat-abi=hard not being supported for VFP.
8145 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8147 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8148 SYMBOL_REF to hard_libcall_value.
8150 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8151 Richard Earnshaw <rearnsha@arm.com>
8153 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8154 has been put on the stack, all remaining co-processory arguments for
8155 that co-processor also go on the stack.
8157 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8159 * config/arm/arm.c (arm_return_in_memory): Handle returning
8160 vectors of suitable size in registers also for AAPCS case.
8162 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8164 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8166 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8168 ARM Hard-VFP calling convention
8169 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8170 * target.h (gcc_target): Add libcall_value to table of call hooks.
8171 * targhooks.h (default_libcall_value): Default implementation.
8172 * targhooks.c (default_libcall_value): Likewise.
8173 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8174 * optabs.c (expand_unop): Use it.
8175 * expr.h (hard_libcall_value): Pass the function RTX through.
8176 * calls.c (emit_library_call_value_1): Update call to
8178 * explow.c (hard_libcall_value): Use new target hook.
8179 * testsuite/lib/target-supports.exp
8180 (check_effective_target_arm_hard_vfp_ok): New hook.
8181 (check_effective_target_arm_neon_ok): Improve test for neon
8183 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8184 * config/arm/arm.c: Include cgraph.h
8185 (TARGET_FUNCTION_VALUE): Override default hook.
8186 (arm_pcs_default): New variable.
8187 (arm_override_options): Don't fault hard calling convention with VFP.
8188 Add support for AAPCS variants.
8189 (arm_function_value): Make static. Handle AAPCS variants.
8190 (arm_libcall_value): New function.
8191 (arm_apply_result_size): Handle VFP registers in results.
8192 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8194 (pcs_attribute_args): New variable.
8195 (arm_pcs_from_attribute): New function.
8196 (arm_get_pcs_model): New function.
8197 (aapcs_vfp_cum_init): New function.
8198 (aapcs_vfp_sub_candidate): New function.
8199 (aapcs_vfp_is_return_candidate): New function.
8200 (aapcs_vfp_is_call_candidate): New function.
8201 (aapcs_vfp_allocate): New function.
8202 (aapcs_vfp_allocate_return_reg): New function.
8203 (aapcs_vfp_advance): New function.
8204 (aapcs_cp_arg_layout): New variable.
8205 (aapcs_select_call_coproc): New function.
8206 (aapcs_select_return_coproc): New function.
8207 (aapcs_allocate_return_reg): New function.
8208 (aapcs_libcall_value): New function.
8209 (aapcs_layout_arg): New function.
8210 (arm_init_cumulative_args): Initialize AAPCS args data.
8211 (arm_function_arg): Handle AAPCS variants using new interface.
8212 (arm_arg_parital_bytes): Likewise.
8213 (arm_function_arg_advance): New function.
8214 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8215 calling conventions.
8216 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8217 * arm.h (NUM_VFP_ARG_REGS): Define.
8218 (LIBCALL_VALUE): Update.
8219 (FUNCTION_VALUE): Delete.
8220 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8221 (arm_pcs): New enum.
8222 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8223 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8224 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8225 * arm-protos.h (arm_function_arg_advance): Add.
8226 (aapcs_libcall_value): Add.
8227 (arm_function_value): Delete.
8229 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8230 H.J. Lu <hongjiu.lu@intel.com>
8233 * config/i386/i386.c (standard_sse_mode_p): Remove.
8234 (standard_sse_constant_p): Return 2 for integer mode
8235 vector_all_ones_operand when SSE2 is enabled.
8236 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8237 (ix86_expand_vector_move): Do not check for negative values from
8238 standard_sse_constant_p.
8240 2009-08-06 Richard Guenther <rguenther@suse.de>
8242 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8243 array type comparisons frontend independent.
8244 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8245 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8246 out array reference lower bound and element size operands.
8247 (ao_ref_init_from_vn_reference): Properly compute the offset
8248 for ARRAY_RANGE_REF.
8249 (vn_reference_fold_indirect): Fill out array reference lower
8250 bound and element size operands.
8251 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8252 a non gimple valued reference operand which can happen for
8253 array reference lower bound or element size.
8254 (create_component_ref_by_pieces_1): Properly generate the
8255 element size operand for array references.
8257 2009-08-06 Richard Guenther <rguenther@suse.de>
8259 PR tree-optimization/40964
8260 * tree.c (iterative_hash_host_wide_int): Export.
8261 * tree.h (iterative_hash_host_wide_int): Declare.
8262 * tree-ssa-structalias.c (heapvar_map): New struct.
8263 (heapvar_map_eq): New function.
8264 (heapvar_map_hash): Likewise.
8265 (heapvar_lookup): Adjust.
8266 (heapvar_insert): Likewise.
8267 (make_constraint_from_heapvar): Allow multiple heap variables
8268 per decl at different offsets.
8269 (init_alias_heapvars): Adjust.
8271 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8273 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8274 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8275 trailing sync if TARGET_SYNC_AFTER_SC.
8277 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8279 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8280 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8281 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8282 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8283 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8284 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8285 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8286 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8287 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8288 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8289 the prototype declaration match the definition.
8290 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8291 instructions explicitly. Add barrier_before and operands
8293 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8294 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8295 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8296 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8297 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8298 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8300 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8302 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8304 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8305 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8308 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8311 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8313 PR rtl-optimization/40924
8314 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8315 make sure canon_rtx (mem_address) isn't simpler than
8316 canon_rtx (expanded_mem_address).
8318 2009-08-05 Li Feng <nemokingdom@gmail.com>
8320 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8322 (build_scop_drs): Build alias set for each SCoP.
8324 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8326 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8327 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8328 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8329 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8330 (BASE_DRIVER_SELF_SPECS): Likewise.
8332 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8334 * tree-ssa-alias.c: Fix some comment typos.
8336 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8338 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8339 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8341 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8344 * simplify-rtx.c (simplify_binary_operation_1): Disable
8345 simplifications for decimal float operations.
8347 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8350 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8351 operand of INDIRECT_REF.
8353 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8355 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8356 constants referencing TLS symbols.
8358 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8360 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8361 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8363 2009-08-03 Richard Guenther <rguenther@suse.de>
8365 * tree.c (make_vector_type): Build a main variant first,
8366 get the canonical one and then build the variant.
8367 * tree-ssa.c (useless_type_conversion_p_1): Handle
8369 (useless_type_conversion_p): Conversions to pointers to
8370 incomplete record types are useless.
8372 2009-08-03 Richard Guenther <rguenther@suse.de>
8374 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8375 file will be created.
8376 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8377 * toplev.c (compile_file): Adjust comment.
8379 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8381 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8382 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8383 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8384 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8385 (sh_promote_function_mode): Fix typo.
8387 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8389 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8391 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8393 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8394 declaration arguments.
8396 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8398 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8399 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8400 (ix86_split_ashl): Ditto.
8401 (ix86_expand_vector_init_one_nonzero): Ditto.
8402 (ix86_expand_vector_set): Ditto.
8403 (ix86_expand_reduc_v4sf): Ditto.
8405 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8407 * explow.c (promote_function_mode): Remove assert.
8408 * config/sh/sh.c (sh_promote_function_mode): Declare.
8410 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8412 * config/pa/pa.c (pa_promote_function_mode): Declare.
8413 Change to static. Fix promote_mode call.
8415 * gthr-dce.h (CONST_CAST2): Define if not defined.
8416 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8418 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8420 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8422 * expr.c (store_constructor): Use promote_decl_mode. Remove
8423 now write-only variable unsignedp.
8424 (expand_expr_real_1): Use promote_decl_mode.
8425 * expr.h (promote_function_mode, promote_decl_mode): New.
8426 (promote_mode): Remove last argument.
8427 * function.c (assign_temp): Drop last argument of promote_mode.
8428 (assign_parm_find_data_types): Use promote_function_mode.
8429 (assign_parm_setup_reg): Likewise.
8430 (expand_function_end): Use promote_function_mode.
8431 * calls.c (initialize_argument_information): Use promote_function_mode.
8432 (precompute_arguments): Use promote_mode instead of checking if
8433 only PROMOTE_FUNCTION_MODE is defined.
8434 (expand_call): When making sibcall decisions, use promote_function_mode.
8435 Below, remove an if for targetm.calls.promote_function_return and
8436 and use promote_function_mode.
8437 (emit_library_call_value_1): Use promote_function_mode, fix bug
8438 where promote_mode was passed FOR_CALL == 0 for a return value in an
8440 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8441 * explow.c (promote_function_mode, promote_decl_mode): New.
8442 (promote_mode): Keep only the FOR_CALL == 0 case.
8443 * combine.c (setup_incoming_promotion): Remove test of
8444 promote_function_args. Use promote_function_mode.
8445 * stmt.c (expand_value_return): Use promote_decl_mode.
8446 (expand_decl): Use promote_decl_mode.
8448 * expr.c (store_constructor): Use promote_decl_mode. Remove
8449 now write-only variable unsignedp.
8450 (expand_expr_real_1): Use promote_decl_mode.
8451 * expr.h (promote_function_mode, promote_decl_mode): New.
8452 (promote_mode): Remove last argument.
8453 * function.c (assign_temp): Drop last argument of promote_mode.
8454 (assign_parm_find_data_types): Use promote_function_mode.
8455 (assign_parm_setup_reg): Likewise.
8456 (expand_function_end): Use promote_function_mode.
8457 * calls.c (initialize_argument_information): Use promote_function_mode.
8458 (precompute_arguments): Use promote_mode instead of checking if
8459 only PROMOTE_FUNCTION_MODE is defined.
8460 (expand_call): When making sibcall decisions, use promote_function_mode.
8461 Below, remove an if for targetm.calls.promote_function_return and
8462 and use promote_function_mode.
8463 (emit_library_call_value_1): Use promote_function_mode, fix bug
8464 where promote_mode was passed FOR_CALL == 0 for a return value in an
8466 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8467 * explow.c (promote_function_mode, promote_decl_mode): New.
8468 (promote_mode): Keep only the FOR_CALL == 0 case.
8469 * combine.c (setup_incoming_promotion): Remove test of
8470 promote_function_args. Use promote_function_mode.
8471 * stmt.c (expand_value_return): Use promote_decl_mode.
8472 (expand_decl): Use promote_decl_mode.
8474 * explow.c (promote_function_mode): Just call the target hook.
8475 * targhooks.c (default_promote_function_mode,
8476 default_promote_function_mode_always_promote): New.
8477 * targhooks.h (default_promote_function_mode,
8478 default_promote_function_mode_always_promote): Declare.
8479 * target.h (promote_function_args, promote_function_return): Remove.
8480 (promote_function_mode): New.
8481 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8482 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8483 (TARGET_PROMOTE_FUNCTION_MODE): New.
8484 (TARGET_CALLS): Adjust.
8485 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8486 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8488 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8489 * config/s390/s390.c (s390_promote_function_mode): ... here,
8490 with pointer handling.
8491 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8492 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8494 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8495 * config/sparc/sparc.c (sparc_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/sh/sh-protos.h (sh_promote_function_mode): New.
8501 * config/sh/sh.c (sh_promote_function_mode): New.
8502 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8503 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8505 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8506 * config/cris/cris.c (cris_promote_function_mode): ... here.
8507 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8508 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8510 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8511 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8512 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8513 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8515 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8516 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8517 complex type handling.
8518 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8519 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8521 * config/pa/pa.c (pa_promote_function_mode): New.
8522 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8523 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8525 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8526 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8527 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8528 * config/xtensa/xtensa.c: Likewise.
8529 * config/stormy16/stormy16.c: Likewise.
8530 * config/iq2000/iq2000.c: Likewise.
8531 * config/rs6000/rs6000.c: Likewise.
8532 * config/picochip/picochip.c: Likewise.
8533 * config/arc/arc.c: Likewise.
8534 * config/mcore/mcore.c: Likewise.
8535 * config/score/score.c: Likewise.
8536 * config/mips/mips.c: Likewise.
8537 * config/bfin/bfin.c: Likewise.
8538 * config/ia64/ia64.c: Likewise (disabled though).
8540 * config/frv/frv.h: Remove pointless remark.
8542 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8543 TARGET_PROMOTE_FUNCTION_ARGS,
8544 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8545 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8547 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8549 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8550 -floop-parallelize-all.
8551 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8552 flag_loop_parallelize_all.
8553 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8554 * graphite.c (graphite_transform_loops): Same.
8556 * graphite-poly.c (apply_poly_transforms): Same.
8558 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8560 PR tree-optimization/40914
8561 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8562 if set, then check the delta field of the PMF record.
8563 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8564 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8565 call is stored in the delta.
8567 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8569 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8571 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8573 * config/i386/bsd.h (ASM_BYTE): New define.
8574 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8575 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8576 .byte. Use fputs or putc instead of fprintf where appropriate.
8577 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8578 fputs or putc instead of fprintf where appropriate.
8579 * config/i386/i386elf.h: Ditto.
8580 * config/i386/sysv4.h: Ditto.
8582 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8583 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8584 (*tls_global_dynamic_64): Ditto.
8586 2009-07-31 Christian Bruel <christian.bruel@st.com>
8588 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8590 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8592 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8593 Remove dead code for MINUS.
8595 2009-07-31 Anthony Green <green@moxielogic.com>
8597 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8599 (moxie_expand_epilogue): Ditto for epilogue.
8600 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8602 (moxie_function_arg): Ditto.
8603 (moxie_pass_by_reference): Ditto.
8604 (moxie_arg_partial_bytes): Ditto.
8605 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8606 (FUNCTION_ARG_ADVANCE) Ditto.
8607 (REG_PARM_STACK_SPACE) Ditto.
8608 (FUNCTION_ARG_REGNO_P) Dito.
8610 * config.gcc: Add moxie linux config support.
8611 * gcc/config/moxie/uclinux.h: New file.
8613 2009-07-31 DJ Delorie <dj@redhat.com>
8615 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8616 (UNSPECV_SP_SWITCH_E): New.
8617 (sp_switch_1): Change to an unspec.
8618 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8620 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8621 reference the new stack's address
8623 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8625 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8626 graphite-clast-to-gimple.o, graphite-dependences.o,
8627 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8628 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8629 (graphite-blocking.o,
8630 graphite-clast-to-gimple.o, graphite-dependences.o,
8631 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8632 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8633 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8634 * cfgloop.h (struct loop): Add can_be_parallel field.
8635 * common.opt (fgraphite-identity): Moved up.
8636 (fgraphite-force-parallel): New flag.
8637 * graphite.c: Rewrite.
8638 * graphite.h: Rewrite.
8639 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8641 * toplev.c (graphite_out_file): New file descriptor.
8642 (graphite_in_file): New.
8643 (process_options): flag_graphite_force_parallel cannot be used without
8645 * tree-ssa-loop.c: Include toplev.h.
8646 (gate_graphite_transforms): Enable flag_graphite for
8647 flag_graphite_force_parallel.
8649 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8651 * ChangeLog.graphite: New.
8652 * graphite-blocking.c: New.
8653 * graphite-clast-to-gimple.c: New.
8654 * graphite-clast-to-gimple.h: New.
8655 * graphite-dependences.c: New.
8656 * graphite-dependences.h: New.
8657 * graphite-interchange.c: New.
8658 * graphite-poly.c: New.
8659 * graphite-poly.h: New.
8660 * graphite-ppl.c: New.
8661 * graphite-ppl.h: New.
8662 * graphite-scop-detection.c: New.
8663 * graphite-scop-detection.h: New.
8664 * graphite-sese-to-poly.c: New.
8665 * graphite-sese-to-poly.h: New.
8669 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8671 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8672 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8674 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8676 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8677 (scev_is_linear_expression): Return false if the evolution is not
8678 affine multivariate.
8680 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8682 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8683 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8685 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8687 * tree-data-ref.c (debug_data_references): New.
8688 (debug_data_reference): New.
8689 * tree-data-ref.h (debug_data_references): Declared.
8690 (debug_data_reference): Declared.
8692 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8694 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8695 * tree-data-ref.h (scop_p): Removed.
8696 (struct data_reference): Remove field scop.
8698 (stmt_simple_memref_p): Removed.
8700 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8702 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8703 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8706 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8708 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8710 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8712 * doc/invoke.texi (-fgraphite-identity): Documented.
8714 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8716 * tree-scalar-evolution.c: Fix comment.
8717 (instantiate_scev_1): Return unknow from scev instantiation if the
8718 result is not above instantiate_below.
8720 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8722 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8723 static anymore. Instantiate the symbols that may have been introduced
8725 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8728 2009-07-30 DJ Delorie <dj@redhat.com>
8730 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8731 .vliw directive to VLIW sections.
8733 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8735 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8737 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8738 (AUTOHEADER): New variable.
8739 ($(srcdir)/cstamp-h.in): Use it.
8741 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8742 Pat Haugen <pthaugen@us.ibm.com>
8743 Revital Eres <ERES@il.ibm.com>
8745 * config/rs6000/vector.md (VEC_F): Add VSX support.
8749 (vector_load_<mode>): Ditto.
8750 (vector_store_<mode>): Ditto.
8751 (vector GPR move split): Ditto.
8752 (vec_reload_and_plus_<mptrsize>): Ditto.
8753 (vec_reload_and_reg_<mptrsize>): Ditto.
8754 (add<mode>3): Ditto.
8755 (sub<mode>3): Ditto.
8756 (mul<mode>3): Ditto.
8757 (neg<mode>2): Ditto.
8758 (abs<mode>2): Ditto.
8759 (smin<mode>3): Ditto.
8760 (smax<mode>3): Ditto.
8761 (vector_eq<mode>): Ditto.
8762 (vector_gt<mode>): Ditto.
8763 (vector_ge<mode>): Ditto.
8764 (vector_gtu<mode>): Ditto.
8765 (vector_select_<mode>_uns): Ditto.
8766 (vector_eq_<mode>_p): Ditto.
8767 (vector_gt_<mode>_p): Ditto.
8768 (vector_ge_<mode>_p): Ditto.
8769 (vector_gtu_<mode>_p): Ditto.
8770 (cr6_test_for_zero): Ditto.
8771 (cr6_test_for_zero_reverse): Ditto.
8772 (cr6_test_for_lt): Ditto.
8773 (cr6_test_for_lt_reverse): Ditto.
8774 (xor<mode>3): Ditto.
8775 (ior<mode>3): Ditto.
8776 (and<mode>3): Ditto.
8777 (one_cmpl<mode>2): Ditto.
8778 (nor<mode>2): Ditto.
8779 (andc<mode>2): Ditto.
8780 (float<VEC_int<mode>2): Ditto.
8781 (unsigned_float<VEC_int><mode>2): Ditto.
8782 (fix_trunc<mode><VEC_int>2): Ditto.
8783 (fixuns_trunc<mode><VEC_int>2): Ditto.
8785 (vec_set<mode>): Ditto.
8786 (vec_extract<mode>): Ditto.
8787 (vec_interleave_highv4sf): Ditto.
8788 (vec_interleave_lowv4sf): Ditto.
8789 (vec_realign_load_<mode>): Ditto.
8790 (vec_shl_<mode>): Ditto.
8791 (vec_shr_<mode>): Ditto.
8792 (div<mode>3): New patterns for VSX.
8793 (vec_interleave_highv2df): Ditto.
8794 (vec_interleave_lowv2df): Ditto.
8795 (vec_pack_trunc_v2df): Ditto.
8796 (vec_pack_sfix_trunc_v2df): Ditto.
8797 (vec_pack_ufix_trunc_v2df): Ditto.
8798 (vec_unpacks_hi_v4sf): Ditto.
8799 (vec_unpacks_lo_v4sf): Ditto.
8800 (vec_unpacks_float_hi_v4si): Ditto.
8801 (vec_unpacks_float_lo_v4si): Ditto.
8802 (vec_unpacku_float_hi_v4si): Ditto.
8803 (vec_unpacku_float_lo_v4si): Ditto.
8804 (movmisalign<mode>): Ditto.
8805 (vector_ceil<mode>2): New patterns for vectorizing math library.
8806 (vector_floor<mode>2): Ditto.
8807 (vector_btrunc<mode>2): Ditto.
8808 (vector_copysign<mode>3): Ditto.
8810 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8811 predicate for setting the high bit in each word, used for copysign.
8813 * config/rs6000/ppc-asm.h (f19): Whitespace.
8814 (f32-f63): Define if VSX.
8815 (v0-v31): Define if Altivec.
8816 (vs0-vs63): Define if VSX.
8818 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8820 * config/rs6000/power7.md: New file, provide tuning parameters for
8823 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8824 (rs6000_cpu_cpp_builtins): Ditto.
8825 (altivec_overloaded_builtins): Ditto.
8826 (altivec_resolve_overloaded_builtin): Ditto.
8828 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8829 debug switch to disable vectorizing simple math builtin
8832 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8833 Vectorize simple math builtin functions.
8834 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8835 hook to vectorize math builtins.
8836 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8837 (rs6000_builtin_conversion): Add VSX/power7 support.
8838 (rs6000_builtin_vec_perm): Ditto.
8839 (vsplits_constant): Add support for loading up a vector constant
8840 with just the high bit set in each part.
8841 (rs6000_expand_vector_init): Add VSX/power7 support.
8842 (rs6000_expand_vector_set): Ditto.
8843 (rs6000_expand_vector_extract): Ditto.
8844 (rs6000_emit_move): Ditto.
8845 (bdesc_3arg): Ditto.
8846 (bdesc_2arg): Ditto.
8847 (bdesc_1arg): Ditto.
8848 (rs6000_expand_ternop_builtin): Ditto.
8849 (altivec_expand_builtin): Ditto.
8850 (rs6000_expand_unop_builtin): Ditto.
8851 (rs6000_init_builtins): Ditto.
8852 (altivec_init_builtins): Ditto.
8853 (builtin_function_type): Ditto.
8854 (rs6000_common_init_builtins): Ditto.
8855 (rs6000_handle_altivec_attribute); Ditto.
8856 (rs6000_mangle_type): Ditto.
8857 (rs6000_vector_mode_supported_p): Ditto.
8858 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8861 * config/rs6000/vsx.md: New file for VSX support.
8863 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8864 identifing values with just the most significant bit set.
8865 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8866 vectorized builtins.
8868 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8869 (UNSPEC_VRFIM): Delete.
8870 (splitter for loading up vector with most significant bit): New
8871 splitter for vectorizing copysign.
8872 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8873 vectorizing simple math functions.
8874 (altivec_vrfip): Add support for vectorizing simple math functions.
8875 (altivec_vrfim): Ditto.
8876 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8878 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8879 (power7.md, vsx.md): Include for power7 support.
8880 (copysigndf3): Use VSX instructions if -mvsx.
8881 (negdf2_fpr): Ditto.
8882 (absdf2_fpr): Ditto.
8883 (nabsdf2_fpr): Ditto.
8884 (adddf3_fpr): Ditto.
8885 (subdf3_fpr): Ditto.
8886 (muldf3_fpr): Ditto.
8887 (divdf3_fpr): Ditto.
8888 (fix_truncdfdi2_fpr): Ditto.
8889 (cmpdf_internal1): Ditto.
8890 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8891 (btruncdf2, btruncdf2_fpr): Ditto.
8892 (ceildf2, ceildf2_fpr): Ditto.
8893 (floordf2, floordf2_fpr): Ditto.
8894 (floatdidf2, floatdidf2_fpr): Ditto.
8895 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8896 (fmsubdf4_fpr): Ditto.
8897 (fnmadddf4_fpr_1): Ditto.
8898 (fnmadddf4_fpr_2): Ditto.
8899 (fnmsubdf4_fpr_1): Ditto.
8900 (fnmsubdf4_fpr_2): Ditto.
8901 (fixuns_truncdfdi2): Add expander for VSX support.
8902 (fix_truncdfdi2): Ditto.
8903 (fix_truncdfsi2): Ditto.
8905 (btruncsf2): Whitespace.
8906 (movdf_hardfloat32): Add support for VSX registers.
8907 (movdf_softfloat32): Ditto.
8908 (movdf_hardfloat64): Ditto.
8909 (movdf_hardfloat64_mfpgpr): Ditto.
8910 (movdf_softfloat64): Ditto.
8911 (movti splitters): Add check for vector registers supporting
8912 TImode in the future.
8913 (bpermd): Add power7 bpermd instruction.
8915 * config/rs6000/altivec.h (vec_div): Define if VSX.
8919 (vec_nearbyint): Ditto.
8922 (all predicates): Use the generic builtin function, and not the V4SF
8923 specific function so that the predicates will work with VSX's V2DF.
8927 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8928 Document new VSX functions and types.
8930 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8933 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8934 "wa", and "j" constraints. Modify "v" to talk about Altivec
8935 instead of just vector.
8937 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8940 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8941 location for phi arguments.
8942 (rewrite_update_phi_arguments): Find locations for reaching defs.
8943 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8944 Add location to add_phi_arg calls.
8945 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8946 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8947 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8948 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8949 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8950 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8951 * tree-phinodes.c (make_phi_node): Initialize location.
8952 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8953 (add_phi_arg): Add location parameter.
8954 (remove_phi_arg_num): Move location when moving phi argument.
8955 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8957 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8958 slpeel_update_phi_nodes_for_guard1,
8959 slpeel_update_phi_nodes_for_guard2,
8960 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8961 vect_loop_versioning): Set locations.
8962 * tree-parloops.c (create_phi_for_local_result,
8963 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8964 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8965 * tree-vect-loop.c (get_initial_def_for_induction,
8966 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8968 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8969 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8970 (gimple_phi_arg_set_location): New. Set locus.
8971 (gimple_phi_arg_has_location): New. Check for locus.
8972 (redirect_edge_var_map_location): New. Return locus from var_map.
8973 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8974 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8975 combining PHI arguments.
8976 (cond_store_replacement): Set location.
8977 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8978 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8979 scop_add_exit_phis_edge): Add locations.
8980 * tree-cfgcleanup.c (remove_forwarder_block,
8981 remove_forwarder_block_with_phi): Add locations.
8982 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8983 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8985 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8986 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8987 flush_pending_stmts): Add source location.
8988 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8989 stack to preserve locations.
8990 * tree-vect-stmts.c (vectorizable_load): Add location.
8991 * tree-inline.c (copy_phis_for_bb): Copy locus.
8992 (setup_one_parameter): Add call locus to inlined parameter stmts.
8993 (initialize_inlined_parameters): Pass in call location as parameter
8995 (tree_function_versioning): Pass location to setup_one_parameter.
8996 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8997 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8998 copy and edge lists.
8999 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9000 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9001 locus parameter and override the stmt default if provided.
9002 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9003 elim_graph_add_edge, elim_graph_remove_succ_edge,
9004 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9005 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9006 eliminate_phi): Add locus info in elimination graph for each edge and
9008 (insert_backedge_copies): Copy locus if present.
9009 * tree-flow.h (struct _edge_var_map): Add locus field.
9010 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9011 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9012 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9014 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9016 2009-07-30 Martin Jambor <mjambor@suse.cz>
9018 PR tree-optimization/40570
9019 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9022 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9024 * ssa-loop-manip.c: Include langhooks.h.
9025 (rewrite_phi_with_iv): New.
9026 (rewrite_all_phi_nodes_with_iv): New.
9027 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9028 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9029 * tree-parloops.c (loop_parallel_p): Move out all conditions
9030 except dependency check.
9031 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9032 (gen_parallel_loop): Call canonicalize_loop_ivs without
9033 reduction_list argument.
9034 (build_new_reduction): New.
9035 (gather_scalar_reductions): New.
9036 (try_get_loop_niter): New.
9037 (try_create_reduction_list): New.
9038 (parallleize_loops): Change the parallel conditions check.
9039 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9040 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9042 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9044 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9046 * doc/options.texi (Option properties): Mention new quoting syntax.
9048 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9050 * config/alpha/alpha.c (alpha_start_function):
9051 Handle VMS_DEBUG_MAIN_POINTER
9052 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9053 * doc/invoke.texi: Document -mdebug-main switch.
9055 2009-07-29 Richard Henderson <rth@redhat.com>
9057 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9058 (cgraph_create_edge_including_clones): Likewise.
9059 * tree-inline.c (copy_bb): Operate on the correct edges
9060 when updating the callgraph.
9062 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9064 * config/alpha/vms-cc.c: Deleted.
9065 * config/alpha/vms-ld.c: Deleted.
9066 * config/alpha/t-vms64: Moved to config/vms
9067 * config/alpha/vms-crt0-64.c: Moved to config/vms
9068 * config/alpha/vms-crt0.c: Moved to config/vms
9069 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9070 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9071 * config/alpha/xm-vms.h: Moved to config/vms
9072 * config/alpha/x-vms: Moved to config/vms
9073 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9075 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9076 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9078 * config/vms/t-vms64: Moved here from config/alpha
9079 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9080 (argc,argv,envp): Enforce 32bit malloc'ing.
9081 * config/vms/vms-psxcrt0-64.c: Likewise.
9082 * config/vms/vms-crt0.c: Moved here from config/alpha.
9083 * config/vms/vms-psxcrt0.c: Likewise.
9084 * config/vms/vms-crtl-64.h: New file.
9085 * config/vms/vms-crtl.h: New file.
9086 * config/vms/vms.opt: New file.
9087 * config/vms/xm-vms64.h: New file.
9088 * config/vms/xm-vms.h: Moved here from config/alpha.
9089 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9091 * config/vms/x-vms: Moved here from config/alpha.
9092 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9093 (vms-ld.o, vms-cc.o): Removed.
9094 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9096 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9098 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9099 correct stack (obvious VMS fix).
9101 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9103 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9104 date, version info if VMS_DEBUGGING_INFO defined.
9105 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9106 size, date calculating code moved here.
9108 2009-07-29 Paul Brook <paul@codesourcery.com>
9110 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9113 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9116 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9117 to DImode when generating insq_le insn.
9119 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9121 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9122 New macro set for VMS_DEBUGGGING_INFO.
9123 (AT_string_form): Use it.
9125 2009-07-28 DJ Delorie <dj@redhat.com>
9127 * config/mep/mep.c (vtext_section): New.
9128 (vftext_section): New.
9129 (ftext_section): New.
9130 (mep_select_section): Add support for functions.
9131 (mep_unique_section): Likewise.
9132 (mep_asm_init_sections): Likewise.
9133 (mep_encode_section_info): Remove it from here.
9135 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9137 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9139 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9140 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9142 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9144 * dwarf2out.c (output_file_names): Test new macro
9145 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9146 (add_comp_dir_attribute): Likewise.
9148 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9150 * config/i386/mingw-w64.h (LINK_SPEC): Add
9151 separating space between commands.
9153 2009-07-28 Jan Hubicka <jh@suse.cz>
9155 PR tree-optimization/40759
9156 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9159 2009-07-27 DJ Delorie <dj@redhat.com>
9161 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9162 types are dword-aligned.
9163 (mep_expand_va_start): Likewise.
9165 2009-07-27 Olivier Hainque <hainque@adacore.com>
9166 Douglas B Rupp <rupp@gnat.com>
9168 * convert.c (convert_to_pointer): Don't assume the target
9169 pointer type is POINTER_SIZE long. Fetch its precision instead.
9171 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9173 * system.h (fopen): Undefine if macro.
9175 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9177 * dwarf2out.c (output_cfi_p): Removed.
9178 (output_cfis): New function.
9179 (output_fde): New function, split from output_call_frame_info.
9180 (output_call_frame_info): Use it.
9181 (dwarf2out_switch_text_section): Use output_cfis.
9183 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9185 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9186 TARGET_BI_ARCH is specified without enabling SJLJ.
9187 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9188 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9190 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9192 * arm.md (negdi2): Use DImode if forcing a value into a register.
9194 2009-07-26 Ira Rosen <irar@il.ibm.com>
9196 PR tree-optimization/40801
9197 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9198 of vector operand from the previous copy of vector statement.
9199 Pass the correct definition type value to
9200 vect_get_vec_def_for_stmt_copy().
9202 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9204 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9205 const char ** conversion.
9207 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9209 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9210 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9211 (gcc_unreachable): Invoke __builtin_unreachable() if
9212 !ENABLE_ASSERT_CHECKING.
9214 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9216 PR rtl-optimization/40445
9217 * emit-rtl.c (next_nonnote_insn_bb): New function.
9218 * rtl.h (next_nonnote_insn_bb): Declare new function.
9219 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9220 with no successors that is the successor of the ENTRY_BLOCK.
9221 Continue from the top after removing an empty fallthrough block.
9222 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9223 of next_nonnote_insn.
9225 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9227 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9229 2009-07-25 Martin Jambor <mjambor@suse.cz>
9231 * c-common.c (c_common_attribute_table): New element for noclone.
9232 (handle_noclone_attribute): New function. Forward-declare.
9233 * tree-inline.c (tree_versionable_function_p): Check for noclone
9235 * doc/extend.texi (Labels as Values): Document need for noclone.
9236 (Function Attributes): Document noclone attribute.
9238 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9240 PR rtl-optimization/34999
9241 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9242 and dw_fde_switched_cold_to_hot fields.
9243 (output_cfi_p): New function.
9244 (output_call_frame_info): If fde->dw_fde_switched_sections,
9245 output 2 FDEs instead of one with corrupted header.
9246 (dwarf2out_do_cfi_startproc): New function.
9247 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9248 and fde->dw_fde_switched_cold_to_hot.
9249 (dwarf2out_switch_text_section): Compute
9250 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9251 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9252 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9253 Otherwise, compute fde->dw_fde_switch_cfi.
9255 2009-07-24 Cary Coutant <ccoutant@google.com>
9257 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9259 2009-07-24 Cary Coutant <ccoutant@google.com>
9261 * cfghooks.c (split_block): Copy discriminator to new block.
9262 * tree-cfg.c (assign_discriminator): Check location of last
9263 instruction in block as well as first.
9265 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9267 * config/i386/linux.c: Use fputs or putc instead of fprintf
9269 * config/i386/gas.h: Ditto.
9270 * config/i386/x86-64.h: Ditto.
9271 * config/i386/att.h: Ditto.
9273 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9275 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9278 2009-07-24 Martin Jambor <mjambor@suse.cz>
9280 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9281 (ipa_push_func_to_list_1): Declare.
9282 (ipa_push_func_to_list): New function.
9284 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9285 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9286 (ipa_push_func_to_list): Removed.
9287 (ipa_pop_func_from_list): Clear node_enqueued flag.
9289 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9291 * config/s390/s390.c (override_options): Default
9292 max-unrolled-insns to 100 for z10 tuning.
9294 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9296 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9297 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9298 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9299 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9300 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9301 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9302 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9304 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9306 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9307 use default set in mingw32.h header.
9308 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9309 64-bit /mingw/include path.
9310 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9313 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9315 PR rtl-optimization/40209
9316 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9318 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9320 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9321 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9322 with the rest of string where appropriate. Use fputs or putc
9323 instead of fprintf where appropriate.
9325 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9326 Pat Haugen <pthaugen@us.ibm.com>
9327 Revital Eres <ERES@il.ibm.com>
9329 * config/rs6000/vector.md: New file. Move most of the vector
9330 expander support here from altivec.md to allow for the VSX vector
9331 unit in the future. Add support for secondary_reload patterns.
9332 Rewrite the patterns for vector comparison, and vector comparison
9333 predicate instructions so that the RTL expresses the desired
9334 behavior, instead of using unspec.
9336 * config/rs6000/constraints.md ("f" constraint): Use
9337 rs6000_constraints to hold the precalculated register class.
9338 ("d" constraint): Ditto.
9339 ("wd" constraint): New constraint for VSX.
9340 ("wf" constraint): Ditto.
9341 ("ws" constraint): Ditto.
9342 ("wa" constraint): Ditto.
9343 ("wZ" constraint): Ditto.
9344 ("j" constraint): Ditto.
9346 * config/rs6000/predicates.md (vsx_register_operand): New
9348 (vfloat_operand): New predicate for vector.md.
9349 (vint_operand): Ditto.
9350 (vlogical_operand): Ditto.
9351 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9352 (easy_vector_constant): Add VSX support.
9353 (altivec_indexed_or_indirect_operand): New predicate for
9354 recognizing Altivec style memory references with AND -16.
9356 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9357 for vector secondary reload support.
9358 (rs6000_vector_reg_class): Delete, replacing it with
9360 (rs6000_vsx_reg_class): Ditto.
9361 (rs6000_constraints): New array to hold the register classes of
9362 each of the register constraints that can vary at runtime.
9363 (builtin_mode_to_type): New static array for builtin function type
9365 (builtin_hash_table): New static hash table for builtin function
9367 (TARGET_SECONDARY_RELOAD): Define target hook.
9368 (TARGET_IRA_COVER_CLASSES): Ditto.
9369 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9370 registers are 128 bits if VSX memory reference instructions are used.
9371 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9373 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9374 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9375 Print several of the scheduling related parameters.
9376 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9377 rs6000_constraints instead of rs6000_vector_reg_class. Move
9378 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9379 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9380 Altivec. Add VSX support. Setup for secondary reload support on
9381 Altivec/VSX registers.
9382 (rs6000_override_options): Make power7 set the scheduling groups
9383 like the power5. Add support for new debug switches to override
9384 the scheduling defaults. Temporarily disable -mcpu=power7 from
9385 setting -mvsx. Add support for debug switches -malways-hint,
9386 -msched-groups, and -malign-branch-targets.
9387 (rs6000_buitlin_conversion): Add support for returning unsigned
9388 vector conversion functions to fix regressions due to stricter
9390 (rs6000_builtin_mul_widen_even): Ditto.
9391 (rs6000_builtin_mul_widen_odd): Ditto.
9392 (rs6000_builtin_vec_perm): Ditto.
9393 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9394 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9396 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9398 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9399 VSX types for bit operations. Changes to accomidate vector.md.
9400 (bdesc_2arg): Ditto.
9401 (bdesc_1arg): Ditto.
9402 (struct builtin_description_predicates): Rewrite predicate
9403 handling so that RTL describes the operation, instead of passing
9404 the instruction to be used as a string argument.
9405 (bdesc_altivec_preds): Ditto.
9406 (altivec_expand_predicate_builtin): Ditto.
9407 (altivec_expand_builtin): Ditto.
9408 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9409 statement for vsldoi support.
9410 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9411 (altivec_expand_st_builtin): Ditto.
9412 (paired_expand_builtin): Whitespace changes.
9413 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9414 builtin_mode_to_type table for secondary reload. Call
9415 builtin_function_type to build random builtin functions.
9416 (altivec_init_builtins): Change to use builtin_function_type to
9417 create builtin function types dynamically as we need them.
9418 (builtin_hash_function): New support for hashing the tree types
9419 for builtin function as we need it, rather than trying to build
9420 all of the trees that we need. Add initial preliminary VSX support.
9421 (builtin_function_type): Ditto.
9422 (builtin_function_eq): Ditto.
9423 (builtin_hash_struct): Ditto.
9424 (rs6000_init_builtins): Ditto.
9425 (rs6000_common_init_builtins): Ditto.
9426 (altivec_init_builtins): Ditto.
9427 (rs6000_common_init_builtins): Ditto.
9428 (enum reload_reg_type): New enum for simplifing reg classes.
9429 (rs6000_reload_register_type): Simplify register classes into GPR,
9430 Vector, and other registers. Altivec and VSX addresses in reload.
9431 (rs6000_secondary_reload_inner): Ditto.
9432 (rs6000_ira_cover_classes): New target hook, that returns the
9433 appropriate cover classes, based on -mvsx being used or not.
9434 (rs6000_secondary_reload_class): Add VSX support.
9435 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9436 (get_vsel_insn): Ditto.
9437 (rs6000_emit_vector_compare): Rewrite vector conditional support
9438 so that where we can, we use RTL operators, instead of blindly use
9440 (rs6000_emit_vector_select): Ditto.
9441 (rs6000_emit_vector_cond_expr): Ditto.
9442 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9443 (create_TOC_reference): Add -mdebug=addr support.
9444 (emit_frame_save): VSX loads/stores need register indexed addressing.
9446 * config/rs6000/rs6000.md: Include vector.md.
9448 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9450 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9451 support for V2DI, V2DF in logical, permute, select operations.
9453 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9454 switch for vsx/power7.
9455 (-mvsx-scalar-memory): Ditto.
9456 (-mvsx-align-128): Ditto.
9457 (-mallow-movmisalign): Ditto.
9458 (-mallow-df-permute): Ditto.
9459 (-msched-groups): Ditto.
9460 (-malways-hint): Ditto.
9461 (-malign-branch-targets): Ditto.
9463 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9465 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9466 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9467 (rs6000_vector_reg_class): Delete.
9468 (rs6000_vsx_reg_class): Ditto.
9469 (enum rs6000_reg_class_enum): New enum for the constraints that
9470 vary based on target switches.
9471 (rs6000_constraints): New array to hold the register class for all
9472 of the register constraints that vary based on the switches used.
9473 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9474 (enum rs6000_builtins): Add unsigned varients for the builtin
9475 declarations returned by target hooks for expanding multiplies,
9476 select, and permute operations. Add VSX builtins.
9477 (enum rs6000_builtin_type_index): Add entries for VSX.
9478 (V2DI_type_node): Ditto.
9479 (V2DF_type_node): Ditto.
9480 (unsigned_V2DI_type_node): Ditto.
9481 (bool_long_type_node): Ditto.
9482 (intDI_type_internal_node): Ditto.
9483 (uintDI_type_internal_node): Ditto.
9484 (double_type_internal_node): Ditto.
9486 * config/rs6000/altivec.md (whole file): Move all expanders to
9487 vector.md from altivec.md. Rename insn matching functions to be
9489 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9490 (altivec_vcmp*): Ditto.
9491 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9492 (VM): New iterator for moves that includes the VSX types.
9493 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9494 (altivec_vperm_<mode>_uns): New, for unsigned types.
9495 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9496 (altivec_eq<mode>): Ditto.
9497 (altivec_gt<mode>): Ditto.
9498 (altivec_gtu<mode>): Ditto.
9499 (altivec_eqv4sf): Ditto.
9500 (altivec_gev4sf): Ditto.
9501 (altivec_gtv4sf): Ditto.
9502 (altivec_vcmpbfp_p): Ditto.
9504 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9506 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9509 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9512 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9513 ASM_SHORT instead of .word.
9514 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9515 instead of .word in asm template.
9517 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9520 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9521 (process_bb_node_lives): Use it.
9523 * ira.c (setup_cover_and_important_classes): Don't setup
9524 ira_important_class_nums. Add cover classes to the end of
9526 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9528 (find_reg_class_closure): Use reorder_important_classes.
9530 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9532 * config/i386/i386.c (i386_ira_cover_classes): New function.
9533 (TARGET_IRA_COVER_CLASSES): Redefine.
9535 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9536 importance of order of cover classes in the array.
9538 2009-07-22 Diego Novillo <dnovillo@google.com>
9540 * tree-pass.h (TDF_EH): Define.
9541 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9542 contains TDF_EH, print the EH region number holding GS.
9543 * tree-dump.c (dump_options): Add "eh".
9544 * doc/invoke.texi: Document it.
9546 2009-07-22 Doug Kwan <dougkwan@google.com>
9548 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9550 2009-07-22 Michael Matz <matz@suse.de>
9552 PR tree-optimization/35229
9553 PR tree-optimization/39300
9555 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9556 (inhibit_phi_insertion): New function.
9557 (insert_into_preds_of_block): Call it for REFERENCEs.
9558 (init_pre): Initialize and finalize scalar evolutions.
9559 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9561 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9563 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9564 Use CONST_VECTOR_NUNITS to determine number of elements.
9566 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9568 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9569 (U, W): Constraints are now deprecated and will be removed if we
9571 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9573 ("prefetch"): Add the stcmh instruction for prefetching.
9574 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9576 (s390_short_displacement): Return always true if compiling for
9577 machines not providing the long displacement facility.
9578 (s390_mem_constraint): Support the new constraint letter Z.
9579 (s390_check_qrst_address): New function.
9581 2009-07-21 DJ Delorie <dj@redhat.com>
9583 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9586 2009-07-21 Jason Merrill <jason@redhat.com>
9588 * c-common.c (max_tinst_depth): Increase default to 1024.
9590 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9592 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9593 (vec_unpacku_float_lo_v4si): Ditto.
9595 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9598 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9599 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9600 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9601 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9603 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9605 PR tree-optimization/40813
9606 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9609 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9611 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9612 with a NOP_EXPR if needed.
9614 2009-07-21 Paul Brook <paul@codesourcery.com>
9616 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9617 Terminate debug dump with newline.
9619 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9621 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9622 Cast "1" to unsigned HOST_WIDE_INT.
9623 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9624 deposit length to the maximum length - lsb. Extend length if
9625 HOST_BITS_PER_WIDE_INT is 32.
9627 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9629 * cgraph.h (constant_pool_htab): New function.
9630 (constant_descriptor_tree): Move from varasm.c.
9631 * varasm.c (constant_pool_htab): New function.
9632 (constant_descriptor_tree): Move to cgraph.h.
9634 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9636 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9638 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9640 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9643 2009-07-20 Xinliang David Li <davidxl@google.com>
9645 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9647 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9649 * config/mips/mips.md (move_type): Add arith.
9650 (type): Handle arith.
9651 (zero_extendsidi2): Rename this into ...
9652 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9653 (zero_extendsidi2): New expander.
9654 (*zero_extendsidi2_dext): New pattern.
9656 2009-07-20 Nick Clifton <nickc@redhat.com>
9658 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9659 to set MIPS_ABI_DEFAULT.
9660 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9662 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9664 * tree-object-size.c (addr_object_size): Handle unions with
9665 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9667 PR tree-optimization/40792
9668 * tree.c (build_function_type_skip_args): Remove bogus assert.
9670 2009-07-20 Jan Hubicka <jh@suse.cz>
9671 Martin Jambor <mjambor@suse.cz>
9673 * cgraph.h (combined_args_to_skip): New field.
9674 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9675 combined_args_to_skip and args_to_skip.
9676 * tree-inline.c (update_clone_info): New function.
9677 (tree_function_versioning): Call update_clone_info.
9678 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9680 (cgraph_materialize_all_clones): More extensive dumping, working
9681 with combined_args_to_skip rather than args_to_skip.
9683 2009-07-20 Ira Rosen <irar@il.ibm.com>
9685 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9686 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9687 (get_initial_def_for_reduction): Likewise.
9688 (vectorizable_reduction): Skip the check of first operand in case
9689 of COND_EXPR. Add check that it is outer loop vectorization if
9690 nested cycle was detected. Call vectorizable_condition() for
9691 COND_EXPR. If reduction epilogue cannot be created do not fail for
9692 nested cycles (if it is not double reduction). Assert that there
9693 is only one type in the loop in case of COND_EXPR. Call
9694 vectorizable_condition() to vectorize COND_EXPR.
9695 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9696 Add parameters. Allow nested cycles if called from
9697 vectorizable_reduction(). Use reduction vector variable if provided.
9698 (vect_analyze_stmt): Call vectorizable_reduction() before
9699 vectorizable_condition().
9700 (vect_transform_stmt): Update call to vectorizable_condition().
9702 2009-07-20 Christian Bruel <christian.bruel@st.com>
9704 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9705 * doc/invoke.texi (-mfmovd): Likewise.
9706 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9708 2009-07-20 Jan Hubicka <jh@suse.cz>
9710 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9711 when handling SSA name.
9713 2009-07-19 Jan Hubicka <jh@suse.cz>
9715 PR tree-optimization/40676
9716 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9717 virtual PHIs in empty BBs.
9719 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9721 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9722 re-expanded the compound use gen_lowpart instead to convert to the
9725 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9727 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9728 OUTER_CONST arguments.
9729 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9730 the new wider mode will be masked off.
9731 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9733 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9735 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9736 high-order bits are zero.
9738 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9740 * combine.c (simplify_shift_const_1): Split code to determine
9742 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9743 new bits shifted in are identical to the old sign bit.
9745 2009-07-18 Richard Guenther <rguenther@suse.de>
9748 * gimplify.c (gimplify_call_expr): Reject code using results from
9749 functions returning void.
9751 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9753 * doc/md.texi: Document the new PowerPC "es" constraint.
9754 Document that "m" can include automodified addresses on this target,
9755 and explain how %U must be used. Extend the "Q" and "Z" documentation
9756 to suggest "es" as well as "m".
9757 * config/rs6000/constraints.md (es): New memory constraint.
9758 (Q, Z): Update strings to match new documentation.
9760 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9762 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9763 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9764 * config/rs6000/predicates.md (volatile_mem_operand): Use
9765 offsettable_nonstrict_memref_p.
9766 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9767 (*floatunssidf2_internal): Likewise.
9768 (*fix_truncdfsi2_internal): Likewise.
9769 (*fix_trunctfsi2_internal): Likewise.
9771 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9773 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9775 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9777 2009-07-17 Richard Guenther <rguenther@suse.de>
9780 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9781 (pass_warn_unused_result): Likewise.
9782 (TODO_set_props): Remove.
9783 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9785 (pass_diagnose_omp_blocks): Define.
9786 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9787 (c_gimple_diagnostics_recursively): Remove.
9788 (finish_function): Do not call it.
9789 (c_write_global_declarations): Continue after errors.
9790 Finalize the CU here.
9791 * c-gimplify.c (c_genericize): Do not gimplify here.
9792 * c-common.c (c_warn_unused_result): Move ...
9793 * tree-cfg.c (do_warn_unused_result): ... here.
9794 (run_warn_unused_result): New function.
9795 (gate_warn_unused_result): New function.
9796 (pass_warn_unused_result): New pass.
9797 * c-common.h (c_warn_unused_result): Remove.
9798 * flags.h (flag_warn_unused_result): Declare.
9799 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9800 * opts.c (flag_warn_unused_result): Initialize to false.
9801 * toplev.c (compile_file): Add comment.
9802 * omp-low.c (create_omp_child_function): Do not register
9803 the function with the frontend.
9804 (diagnose_omp_structured_block_errors): Prepare to be
9805 called as optimization pass.
9806 (gate_diagnose_omp_blocks): New function.
9807 (pass_diagnose_omp_blocks): New pass.
9808 * cgraph.h (cgraph_optimize): Remove.
9809 (cgraph_analyze_function): Likewise.
9810 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9811 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9812 before their parents here.
9813 (cgraph_finalize_function): Not here.
9814 (cgraph_analyze_function): Gimplify functions here.
9815 (cgraph_finalize_compilation_unit): Continue after errors.
9816 Optimize the callgraph from here.
9817 (cgraph_optimize): Make static.
9818 * langhooks.c (write_global_declarations): Finalize the CU.
9819 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9820 (gimplify_function_tree): Assert we gimplify only once.
9821 Set PROP_gimple_any property.
9822 * tree-nested.c (gimplify_all_functions): New function.
9823 (lower_nested_functions): Gimplify all nested functions.
9824 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9825 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9826 and pass_diagnose_omp_blocks after gimplification. Do not
9827 set TODO_set_props on all_lowering_passes.
9828 (execute_one_pass): Do not handle TODO_set_props.
9829 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9830 (gimplify.o): Add tree-pass.h dependency.
9831 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9832 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9833 (unsave_r): Likewise.
9834 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9837 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9839 * doc/service.texi (Service): Restore previously removed link,
9840 which isn't broken after all.
9842 2009-07-17 Richard Guenther <rguenther@suse.de>
9844 PR tree-optimization/40321
9845 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9846 PHI nodes to the maximal set.
9847 (make_values_for_phi): Add PHI arguments to the maximal set.
9848 (execute_pre): Dump PHI_GEN and the maximal set.
9850 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9853 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9856 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9858 * doc/extend.texi (Nested Functions): Replace broken link with
9860 * doc/service.texi (Service): Remove broken link.
9862 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9865 * builtins.c (expand_builtin_memcmp): Use loc instead of
9866 EXPR_LOCATION (exp).
9867 (expand_builtin_strncmp): Likewise.
9869 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9870 Manuel López-Ibáñez <manu@gcc.gnu.org>
9873 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9874 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9875 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9876 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9877 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9878 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9879 tree-inline.c, c-common.c, c-common.h, gimple.c,
9880 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9881 convert.c: Add location argument to fold_{unary,binary,ternary},
9882 fold_build[123], build_call_expr, build_size_arg,
9883 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9884 fold_build1_initializer, fold_build2_initializer,
9885 fold_build3_initializer, fold_build_call_array,
9886 fold_build_call_array_initializer, fold_single_bit_test,
9887 omit_one_operand, omit_two_operands, invert_truthvalue,
9888 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9889 combine_comparisons, fold_builtin_*, fold_call_expr,
9890 build_range_check, maybe_fold_offset_to_address, round_up,
9893 2009-07-16 Jason Merrill <jason@redhat.com>
9896 * c-common.c (c_common_reswords): Add __is_standard_layout
9898 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9899 * doc/implement-cxx.texi: New.
9900 * doc/gcc.texi: Include it.
9902 2009-07-16 DJ Delorie <dj@redhat.com>
9904 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9905 compares that may be indirectly affected by previous instructions.
9907 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9909 * builtins.c (do_mpc_arg2): New.
9910 (fold_builtin_2): Fold builtin cpow.
9911 * real.h (HAVE_mpc_pow): New.
9913 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9915 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9916 comparison to skip unprofitable schedule
9918 2009-07-16 Simon Baldwin <simonb@google.com>
9920 * gcc.c (option_map): New flag -no-canonical-prefixes.
9921 * (display_help): Print help text for new flag.
9922 * (process_command): Move options translation and language specifics
9923 and handle new flag early. Use it to set a function pointer to a
9924 prefix builder. Replace make_relative_prefix calls with calls to
9925 the function pointed to. Ignore new flag in regular options handling.
9926 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9928 2009-07-15 DJ Delorie <dj@redhat.com>
9930 * config/mep/mep.md (sibcall_internal): Change register to avoid
9932 (sibcall_value_internal): Likewise.
9934 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9936 PR rtl-optimization/40710
9937 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9939 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9941 * config/mips/mips.md (*extenddi_truncate<mode>,
9942 *extendsi_truncate<mode>): Change type attribute to move_type
9943 with shift_shift. Split out code handling exts from here ...
9944 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9946 (*extendhi_truncateqi): Change type attribute to move_type with
9947 shift_shift. Split out code handling exts from here ...
9948 (*extendhi_truncateqi_exts): ... to this new pattern.
9950 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9952 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9953 instead of "and" with inverted sign bit mask value. Use
9954 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9955 Allocate registers only for operand 4 and operand 5.
9957 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9960 * fold-const.c (fold_cond_expr_with_comparison): When folding
9961 < and <= to MIN, make sure the MIN uses the same type as the
9962 comparison's operands.
9964 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9966 * arm.md (ior_xor): New code iterator.
9967 (split for ior/xor with shift and zero-extend): New split pattern.
9968 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9970 2009-07-15 Richard Guenther <rguenther@suse.de>
9972 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9975 2009-07-15 Richard Guenther <rguenther@suse.de>
9978 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9980 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9982 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9983 handle 2.6.30 kernel.
9985 2009-07-15 DJ Delorie <dj@redhat.com>
9987 * config/mep/mep.md (sibcall_internal): Change register to allow
9988 for 24-bit addresses.
9989 (sibcall_value_internal): Likewise.
9991 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9993 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9994 that are enabled/disabled by the flags introduced by a previous patch.
9996 2009-07-14 DJ Delorie <dj@redhat.com>
9998 * config/mep/mep.md (sibcall_internal): Include non-toggling
10000 (sibcall_value_internal): Likewise.
10002 2009-07-14 Taras Glek <tglek@mozilla.com>
10003 Rafael Espindola <espindola@google.com>
10005 * doc/sourcebuild.texi: Document install-plugin target.
10006 * configure.ac: Added install-plugin target to language makefiles.
10007 * configure: Regenerate.
10008 * Makefile.in: (install-plugin): Install more headers,
10009 depend on lang.install-plugin.
10011 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10013 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10016 2009-07-14 DJ Delorie <dj@redhat.com>
10018 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10019 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10020 * config/mep/mep.md (sibcall_internal): Change test from
10021 mep_vliw_mode_match to mep_vliw_jmp_match.
10022 (sibcall_value_internal): Likewise.
10024 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10026 * config/i386/sse.md (copysign<mode>3): New expander.
10027 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10028 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10029 Use ix86_build_const_vector.
10030 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10031 IX86_BUILTIN_CPYSGNPD.
10032 (builtin_description): Add __builtin_ia32_copysignps and
10033 __builtin_ia32_copysignpd.
10034 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10035 and BUILT_IN_COPYSIGNF.
10037 2009-07-13 Jason Merrill <jason@redhat.com>
10039 * builtins.c (can_trust_pointer_alignment): New fn.
10040 (get_pointer_alignment): Factor it out from here.
10041 * tree.h: Declare it.
10043 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10045 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10048 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10052 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10054 2009-07-14 Richard Guenther <rguenther@suse.de>
10055 Andrey Belevantsev <abel@ispras.ru>
10057 PR middle-end/40745
10058 * cfgexpand.c (partition_stack_vars): Do not bother to update
10059 alias information when not optimizing.
10061 2009-07-14 Richard Guenther <rguenther@suse.de>
10062 Andrey Belevantsev <abel@ispras.ru>
10064 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10065 (pt_solution_set): Likewise.
10066 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10067 * tree-ssa-structalias.c (pt_solution_set): New function.
10068 * final.c (rest_of_clean_state): Free SSA data structures.
10069 * print-rtl.c (print_decl_name): Remove.
10070 (print_mem_expr): Implement in terms of print_generic_expr.
10071 * alias.c (ao_ref_from_mem): New function.
10072 (rtx_refs_may_alias_p): Likewise.
10073 (true_dependence): Query alias-export info.
10074 (canon_true_dependence): Likewise.
10075 (write_dependence_p): Likewise.
10076 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10078 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10079 (mem_expr_equal_p): Use operand_equal_p.
10080 (set_mem_attributes_minus_bitpos): Do not use
10081 component_ref_for_mem_expr.
10082 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10083 (update_alias_info_with_stack_vars): Likewise.
10084 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10085 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10086 explicitly nor clear stmt operands.
10087 Free the decl-to-pointer map.
10088 * tree-optimize.c (execute_free_datastructures): Do not free
10089 SSA data structures here.
10090 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10091 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10092 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10094 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10096 2009-07-13 DJ Delorie <dj@redhat.com>
10098 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10099 unrolling at the right iteration count.
10101 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10104 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10106 * haifa-sched.c (rank_for_schedule): Introduced flags to
10107 enable/disable individual scheduling heuristics.
10108 * common.opt: Introduced flags to enable/disable individual
10109 heuristics in the scheduler.
10110 * doc/invoke.texi: Introduced flags to enable/disable individual
10111 heuristics in the scheduler.
10113 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10115 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10116 config/i386/mingw-tls.c.
10117 * config/i386/mingw-tls.c: Removed.
10119 2009-07-13 Ira Rosen <irar@il.ibm.com>
10121 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10122 checks access only relevant statements.
10123 (vectorizable_reduction): Likewise.
10125 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10127 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10128 just for 32-bit case.
10130 2009-07-12 Jan Hubicka <jh@suse.cz>
10132 PR tree-optimization/40585
10133 * except.c (expand_resx_expr): When there already is resume
10134 instruction, produce linked list.
10135 (build_post_landing_pads): Assert that resume is empty.
10136 (connect_post_landing_pads): Handle resume lists.
10137 (dump_eh_tree): Dump resume list.
10139 2009-07-12 Ira Rosen <irar@il.ibm.com>
10141 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10142 with additional argument.
10143 * tree-vectorizer.h (enum vect_def_type): Add
10144 vect_double_reduction_def.
10145 (vect_is_simple_reduction): Add argument.
10146 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10148 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10149 vect_is_simple_reduction with additional argument.
10150 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10152 (reduction_code_for_scalar_code): Handle additional codes by
10153 returning ERROR_MARK for them. Fix comment and indentation.
10154 (vect_is_simple_reduction): Fix comment, add argument to specify
10155 double reduction. Detect double reduction.
10156 (get_initial_def_for_induction): Fix indentation.
10157 (get_initial_def_for_reduction): Fix comment and indentation.
10158 Handle double reduction. Create initial definitions that do not
10159 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10160 (vect_create_epilog_for_reduction): Fix comment, add argument to
10161 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10162 epilogue result extraction. Create double reduction phi node and
10163 replace relevant uses.
10164 (vectorizable_reduction): Call vect_is_simple_reduction with
10165 additional argument. Fix indentation. Update epilogue code treatment
10166 according to the changes in reduction_code_for_scalar_code. Check
10167 for double reduction. Call vect_create_epilog_for_reduction with
10168 additional argument.
10169 * tree-vect-stmts.c (process_use): Handle double reduction, update
10171 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10172 (vect_get_vec_def_for_operand): Likewise.
10174 2009-07-12 Danny Smith <dansmister@gmail.com>
10176 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10177 dllexport if !TREE_PUBLIC.
10178 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10180 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10182 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10183 (avr_extra_arch_macro) Remove declatation.
10184 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10185 (avr_extra_arch_macro) Declare as static.
10186 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10188 2009-07-11 Jan Hubicka <jh@suse.cz>
10190 PR middle-end/48388
10191 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10193 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10196 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10197 cold_in_std_section bits.
10198 (dwarf2out_begin_prologue): Initialize them.
10199 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10200 if already covered by text_section or cold_text_section range.
10202 PR rtl-optimization/40667
10203 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10204 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10205 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10206 * config/i386/i386.c (ix86_minimum_alignment): New function.
10207 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10208 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10209 * emit-rtl.c (gen_reg_rtx): Likewise.
10210 * function.c (assign_parms): Likewise. If nominal_type needs
10211 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10212 rather than passed_type's alignment.
10215 * function.c (assign_parm_setup_stack): Adjust
10216 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10217 from nominal_mode on big endian.
10219 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10221 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10223 2009-07-10 DJ Delorie <dj@redhat.com>
10225 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10227 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10229 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10231 (thumb2_cbnz): Likewise.
10233 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10236 * config.gcc (supported_defaults): Add synci.
10237 (with_synci): Add validation.
10238 (all_defaults): Add synci.
10239 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10242 * config/mips/mips.opt (msynci): New option.
10243 * config/mips/mips.c (mips_override_options): Warn on use of
10244 -msynci for targets that do now support it.
10245 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10247 * gcc/doc/invoke.texi (-msynci): Document the new option.
10248 * doc/install.texi (--with-synci): Document the new option.
10250 2009-07-10 Richard Guenther <rguenther@suse.de>
10252 PR tree-optimization/40496
10253 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10254 the PHI result with a compatible type.
10256 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10260 * c.opt (Wunused-result): New.
10261 * doc/invoke.texi: Document it.
10262 * c-common.c (c_warn_unused_result): Use it.
10264 2009-07-09 DJ Delorie <dj@redhat.com>
10266 * targhooks.c (default_target_can_inline_p): Rename from
10267 default_target_option_can_inline_p.
10268 * targhooks.h (default_target_can_inline_p): Likewise.
10269 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10270 TARGET_OPTION_CAN_INLINE_P.
10271 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10272 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10273 (mep_target_can_inline_p): Rename from
10274 mep_target_option_can_inline_p.
10277 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10278 registers used to pass vectors.
10280 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10282 2009-07-09 Tom Tromey <tromey@redhat.com>
10284 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10285 * config/mmix/mmix.c: Include dwarf2.h.
10286 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10287 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10288 * config/sh/sh.c: Include dwarf2.h.
10289 * config/i386/i386.c: Include dwarf2.h.
10290 * Makefile.in (DWARF2_H): Remove 'elf'.
10291 * except.c: Include dwarf2.h.
10292 * unwind-dw2.c: Include dwarf2.h.
10293 * dwarf2out.c: Include dwarf2.h.
10294 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10295 * unwind-dw2-fde.c: Include dwarf2.h.
10296 * dwarf2asm.c: Include dwarf2.h.
10298 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10300 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10301 (max_issue): Use it.
10302 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10304 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10305 (region_sched_info): Update.
10306 * sched-ebb.c (ebb_sched_info): Update.
10307 * modulo-sched.c (sms_sched_info): Update.
10308 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10310 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10312 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10314 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10316 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10318 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10320 PR middle-end/40692
10321 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10322 arg1 with arg01 if arg1 is already INTEGER_CST.
10324 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10326 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10327 Transform (and (truncate)) into (truncate (and)).
10329 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10331 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10332 creating LHS paradoxical subregs. Fix surrounding returns to
10333 use NULL_RTX rather than 0.
10335 2009-07-08 DJ Delorie <dj@redhat.com>
10337 * config/mep/mep.c: (mep_option_can_inline_p): New.
10338 (TARGET_OPTION_CAN_INLINE_P): Define.
10340 2009-07-08 Mark Wielaard <mjw@redhat.com>
10343 * dwarf2out.c (add_data_member_location_attribute): When we have
10344 only a constant offset don't emit a new location description using
10345 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10348 2009-07-08 Richard Henderson <rth@redhat.com>
10351 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10352 (enum reg_class): Add CLOBBERED_REGS.
10353 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10354 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10355 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10356 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10357 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10358 force 64-bit sibcalls into R11.
10359 * config/i386/constraints.md (U): New constraint.
10360 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10361 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10362 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10364 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10366 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10368 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10369 * ebitmap.h (dump_ebitmap): Ditto.
10370 * optabs.h (optab_libfunc): Ditto.
10371 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10372 * tree-flow.h (vect_can_force_dr_alignment_p,
10373 get_vectype_for_scalar_type): Ditto.
10374 (vectorize_loops): Move prototype to ...
10375 * tree-vectorizer.h: ... here. Also, adjust comment.
10376 (vect_set_verbosity_level): Remove duplicate prototype.
10377 * tree-ssa-loop.c: Include tree-vectorizer.h.
10378 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10380 2009-07-08 Nick Clifton <nickc@redhat.com>
10382 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10385 2009-07-08 DJ Delorie <dj@redhat.com>
10387 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10388 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10389 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10391 * config/mep/intrinsics.md: Regenerated.
10392 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10393 registers when asm() or calls are detected.
10395 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10398 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10400 * gimple (gimple_build_call_from_tree): Likewise.
10401 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10402 no_warning flag before warning.
10404 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10406 * tree.c (set_expr_locus): Remove.
10407 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10408 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10410 * gimplify.c (internal_get_tmp_var): Likewise.
10411 (gimplify_call_expr): Likewise.
10412 (gimplify_one_sizepos): Likewise.
10414 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10417 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10418 to variables for debugging purposes.
10420 2009-06-23 Mark Loeser <mark@halcy0n.com>
10423 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10425 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10427 * pretty-print.c (pp_base_format): Remove %J.
10428 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10429 gcc_cxxdiag_char_table): Likewise.
10430 (init_dynamic_diag_info): Likewise.
10432 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10434 * pretty-print.c (pp_base_format): Remove %H.
10435 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10436 gcc_cxxdiag_char_table): Likewise.
10437 (init_dynamic_diag_info): Likewise.
10438 * config/mep/mep.c (mep_select_section): Likewise.
10440 2009-07-07 Duncan Sands <baldrick@free.fr>
10442 * final.c (pass_clean_state): Give the pass a name.
10443 * passes.c (pass_rest_of_compilation): Likewise.
10444 * tree-optimize.c (pass_all_optimizations): Likewise.
10446 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10448 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10449 an extra 'decl' for error_at.
10451 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10453 PR middle-end/40669
10454 * tree-tailcall.c (adjust_return_value_with_ops,
10455 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10456 if it has complex or vector type.
10458 2009-07-07 Olivier Hainque <hainque@adacore.com>
10460 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10463 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10465 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10467 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10469 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10470 * c-decl.c: Likewise.
10471 * function.c: Likewise.
10472 * varasm.c: Likewise.
10473 * tree-ssa.c: Likewise.
10474 * c-common.c: Likewise.
10475 * tree-cfg.c: Likewise.
10476 * config/spu/spu.c: Likewise.
10477 * config/ia64/ia64.c: Likewise.
10478 * config/v850/v850.c: Likewise.
10480 2009-07-06 DJ Delorie <dj@redhat.com>
10482 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10483 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10484 unspecified accesses to control registers.
10485 * config/mep/intrinsics.md: Regenerate.
10486 * config/mep/intrinsics.h: Regenerate.
10487 * config/mep/mep-intrin.h: Regenerate.
10489 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10491 * c-lex.c: Replace %H by an explicit location. Update all calls.
10492 * c-common.c: Likewise.
10493 * c-decl.c: Likewise.
10494 * c-typeck.c: Likewise.
10495 * fold-const.c: Likewise.
10496 * gimplify.c: Likewise.
10497 * stmt.c: Likewise.
10498 * tree-cfg.c: Likewise.
10499 * tree-ssa-loop-niter.c: Likewise.
10500 * tree-vrp.c: Likewise.
10501 * value-prof.c: Likewise.
10503 2009-07-06 Diego Novillo <dnovillo@google.com>
10505 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10506 if it has one. Handle cases where VAR does not have an
10507 annotation or cfun is NULL.
10509 2009-07-06 Diego Novillo <dnovillo@google.com>
10511 * tree.c: Include debug.h.
10512 (initialize_tree_contains_struct): New.
10513 (init_ttree): Call it.
10514 (tree_node_structure_for_code): Factor out of ...
10515 (tree_node_structure): ... here.
10516 * treestruct.def (TS_PHI_NODE): Remove.
10517 (TS_GIMPLE_STATEMENT): Remove.
10519 2009-07-06 Diego Novillo <dnovillo@google.com>
10521 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10522 (debug_tree_chain): Handle cycles.
10524 2009-07-06 Nick Clifton <nickc@redhat.com>
10525 DJ Delorie <dj@redhat.com>
10527 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10528 __FMOVD_ENABLED__ is defined.
10530 (TARGET_FMOVD): Provide a default definition.
10531 (MASK_FMOVD): Likewise.
10532 (TARGET_CPU_CPP_BUILTINS): Define
10533 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10534 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10535 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10536 (split for DF load from memory into register): Also handle
10537 MEMs which consist of REG+DISP addressing.
10538 (split for DF store from register to memory): Likewise.
10539 (movsf_ie): Always use single fp_mode.
10540 * config/sh/sh.c (sh_override_options): Do not automatically
10541 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10542 that to the -mfmovd command line switch.
10543 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10544 (fldi_ok): Always allow.
10545 * config/sh/sh.opt (mfmovd): Remove this switch.
10546 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10548 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10549 Kaz Kojima <kkojima@gcc.gnu.org>
10551 PR rtl-optimization/30807
10552 * postreload.c (reload_combine): For every new use of REG_SUM,
10553 record the use of BASE.
10555 2009-07-06 Jan Hubicka <jh@suse.cz>
10557 * params.def: Revert my accidental commit at 2009-06-30.
10559 2009-07-04 Ian Lance Taylor <iant@google.com>
10562 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10564 (mingw_format_attribute_overrides): Likewise.
10566 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10569 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10570 don't check cfa.reg. Instead of cfa.indirect use
10571 fde && fde->drap_reg != INVALID_REGNUM test.
10573 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10575 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10577 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10580 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10582 2009-07-03 Richard Guenther <rguenther@suse.de>
10584 PR tree-optimization/40640
10585 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10588 2009-07-03 Jan Hubicka <jh@suse.cz>
10590 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10591 for size, reduce amount of inlining.
10593 2009-07-03 Richard Guenther <rguenther@suse.de>
10595 PR middle-end/34163
10596 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10597 if t +- x is known to not overflow and the conversion widens the
10599 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10601 2009-07-03 Jan Hubicka <jh@suse.cz>
10603 * ipa-pure-const.c (analyze): Update loop optimizer init.
10604 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10605 try_remove_empty_loop, remove_empty_loops): Remove.
10606 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10607 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10608 to mark regular loops as neccesary.
10609 (degenerate_phi_p): New function.
10610 (propagate_necessity, remove_dead_phis): Use it.
10611 (forward_edge_to_pdom): Likewise.
10612 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10613 virtual PHI nodes that became unreachable.
10614 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10615 * tree-flow.h (remove_empty_loops): Remove.
10616 * passes.c (init_optimization_passes): Remove.
10618 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10620 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10621 can_create_pseudo_p.
10622 (*fix_trunc<mode>_i387_1): Ditto.
10623 (*floathi<mode>2_1): Ditto.
10624 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10625 (*fistdi2_1): Ditto.
10626 (*fist<mode>2_1): Ditto.
10627 (frndintxf2_floor): Ditto.
10628 (*fist<mode>2_floor_1): Ditto.
10629 (frndintxf2_ceil): Ditto.
10630 (*fist<mode>2_ceil_1): Ditto.
10631 (frndintxf2_trunc): Ditto.
10632 (frndintxf2_mask_pm): Ditto.
10633 (fxam<mode>2_i387_with_temp): Ditto.
10634 * config/i386/sse.md (mulv16qi3): Ditto.
10635 (*sse2_mulv4si3): Ditto.
10637 (sse4_2_pcmpestr): Ditto.
10638 (sse4_2_pcmpistr): Ditto.
10640 2009-07-03 Jan Hubicka <jh@suse.cz>
10642 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10643 (mark_stmt_necessary): Set it.
10644 (mark_operand_necessary): Set it.
10645 (mark_control_dependent_edges_necessary): Set it.
10646 (mark_virtual_phi_result_for_renaming): New function.
10647 (get_live_post_dom): New function.
10648 (forward_edge_to_pdom): New function.
10649 (remove_dead_stmt): Fix handling of control dependences.
10650 (tree_dce_init): Init new bitmap.
10651 (tree_dce_done): Free it.
10653 2009-07-02 Richard Guenther <rguenther@suse.de>
10656 * tree-ssa-structalias.c (new_var_info): Initialize
10659 2009-07-02 Jan Hubicka <jh@suse.cz>
10661 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10664 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10666 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10667 instead of recomputing it. Adjust calls.
10668 (emit_store_flag): Adjust recursive calls.
10670 2009-07-02 Richard Guenther <rguenther@suse.de>
10672 * tree-ssa-live.c (remove_unused_locals): Do not remove
10674 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10675 of DECL_EXTERNAL for HEAP variables.
10676 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10677 HEAP variables. Do not adjust RESTRICT vars.
10678 (find_what_var_points_to): Nobody cares if something
10679 points to READONLY.
10681 2009-07-02 Ben Elliston <bje@au.ibm.com>
10683 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10684 pc_low and pc_high declarations to the top of the function.
10686 2009-07-01 DJ Delorie <dj@redhat.com>
10688 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10689 registers as fixed.
10690 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10691 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10692 unspecified accesses to control registers.
10693 * config/mep/intrinsics.md: Regenerate.
10694 * config/mep/intrinsics.h: Regenerate.
10695 * config/mep/mep-intrin.h: Regenerate.
10697 2009-07-01 Anthony Green <green@moxielogic.com>
10699 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10700 instruction when possible.
10701 (moxie_expand_prologue): Ditto. Also, save an instruction and
10702 some complexity by popping off of $r12 instead of $sp.
10703 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10706 2009-07-01 Richard Henderson <rth@redhat.com>
10709 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10710 contained no insns, reposition note before last insn.
10712 2009-07-01 Richard Henderson <rth@redhat.com>
10715 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10716 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10718 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10721 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10722 darwin9 for printing reg addresses with %y.
10724 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10726 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10727 truncation from operands in binary operations.
10729 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10732 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10733 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10734 subreg of op0 to the original op0.
10736 * expmed.c (store_bit_field_1): Use a temporary as the destination
10737 instead of a paradoxical subreg when we need to truncate the result.
10739 2009-07-01 DJ Delorie <dj@redhat.com>
10741 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10742 names to VLIW variants.
10743 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10744 * config/mep/intrinsics.md: Regenerate.
10745 * config/mep/intrinsics.h: Regenerate.
10746 * config/mep/mep-intrin.h: Regenerate.
10748 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10751 * jump.c (returnjump_p): Revert last patch.
10752 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10754 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10757 * pa.md (casesi32p): Use jump table label to determine the offset
10759 (casesi64p): Likewise.
10761 * pa.c (forward_branch_p): Return bool type. Use instruction
10762 addresses when available. Assert that INSN has a jump label.
10763 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10766 2009-07-01 Richard Guenther <rguenther@suse.de>
10768 PR tree-optimization/19831
10769 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10770 that only act as barriers do not make any previous stores necessary.
10771 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10772 HEAP variables global, do not add a constraint from nonlocal.
10773 (find_func_aliases): Handle escapes through return statements.
10774 (compute_points_to_sets): Make escaped HEAP variables global.
10776 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10779 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10780 after reducing a DImode cstore to SImode.
10782 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10784 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10785 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10787 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10789 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10790 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10792 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10793 and umod_optab if TARGET_BSD_DIVMOD.
10794 * config/vax/lib1funcs.asm: New file.
10795 * config/vax/t-linux: New file.
10796 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10798 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10801 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10802 to type arguments that have void type.
10805 * dwarf2out.c (gen_formal_parameter_die): Call
10806 equate_decl_number_to_die if node is different from origin.
10808 2009-06-30 Anthony Green <green@moxielogic.com>
10810 Clean up moxie port for --enable-build-with-cxx.
10811 * config/moxie/moxie.c (moxie_function_value): First two
10812 parameters are const_tree, not tree.
10813 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10814 (REG_CLASS_NAMES): Ditto.
10815 (REGNO_REG_CLASS): Ditto.
10816 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10817 (moxie_function_value): Fix constyness of arguments.
10819 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10821 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10822 finalize_size_functions before further processing.
10823 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10824 (variable_size): Call self_referential_size on size expressions
10825 that contain a PLACEHOLDER_EXPR.
10826 (size_functions): New static variable.
10827 (copy_self_referential_tree_r): New static function.
10828 (self_referential_size): Likewise.
10829 (finalize_size_functions): New global function.
10830 * tree.c: Include tree-inline.h.
10831 (push_without_duplicates): New static function.
10832 (find_placeholder_in_expr): New global function.
10833 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10835 <tcc_expression>: Likewise.
10836 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10837 the call in the expression.
10838 * tree.h (finalize_size_functions): Declare.
10839 (find_placeholder_in_expr): Likewise.
10840 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10841 (substitute_placeholder_in_expr): Update comment.
10842 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10844 (copy_tree_body_r): Likewise.
10845 (copy_tree_body): New static function.
10846 (maybe_inline_call_in_expr): New global function.
10847 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10848 (maybe_inline_call_in_expr): Declare.
10849 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10850 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10853 2009-06-30 Richard Guenther <rguenther@suse.de>
10855 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10857 (propagate_necessity): Do not mark reaching defs of stores
10860 2009-06-30 Jan Hubicka <jh@suse.cz>
10862 * cfgloopanal.c (check_irred): Move into ...
10863 (mark_irreducible_loops): ... here; return true if ireducible
10865 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10866 (analyze_function): Try to prove loop finiteness.
10867 * cfgloop.h (mark_irreducible_loops): Update prototype.
10868 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10870 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10872 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10874 2009-06-30 Ira Rosen <irar@il.ibm.com>
10876 PR tree-optimization/40542
10877 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10880 2009-06-30 Martin Jambor <mjambor@suse.cz>
10882 PR tree-optimization/40582
10883 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10884 than useless_type_conversion_p.
10885 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10888 2009-06-30 Martin Jambor <mjambor@suse.cz>
10890 PR middle-end/40554
10891 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10893 2009-06-30 Richard Guenther <rguenther@suse.de>
10895 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10896 use ao_ref references.
10897 (walk_aliased_vdefs): Likewise.
10898 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10899 * tree-ssa-dce.c (struct ref_data): Remove.
10900 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10901 (mark_aliased_reaching_defs_necessary): Adjust.
10902 (mark_all_reaching_defs_necessary_1): Likewise.
10904 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10907 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10908 (emit_store_flag_1): Extract from emit_store_flag, adjust
10909 calls to (what now is) emit_cstore.
10910 (emit_store_flag): Call emit_store_flag_1 and also use it
10911 for what used to be recursive calls.
10913 2009-06-30 Wei Guozhi <carrot@google.com>
10916 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10917 if the target bb post dominates from bb.
10918 * config/i386/i386.c (memory_address_length): Check existence of base
10919 register before using it.
10921 2009-06-30 Nick Clifton <nickc@redhat.com>
10922 DJ Delorie <dj@redhat.com>
10924 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10925 __FMOVD_ENABLED__ is defined.
10927 (TARGET_FMOVD): Provide a default definition.
10928 (MASK_FMOVD): Likewise.
10929 (TARGET_CPU_CPP_BUILTINS): Define
10930 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10931 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10932 two fmov instructions depending upon whether TARGET_FMOVD is
10934 (split for DF load from memory into register): Also handle
10935 MEMs which consist of REG+DISP addressing.
10936 (split for DF store from register to memory): Likewise.
10937 * config/sh/sh.opt (mfmovd): Remove this switch.
10938 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10939 * config/sh/sh.c (sh_override_options): Do not automatically
10940 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10941 that to the -mfmovd command line switch.
10943 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10945 (fldi_ok): Always allow.
10946 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10948 2009-06-29 DJ Delorie <dj@redhat.com>
10950 * doc/install.texi (mep-x-elf): Correct chip's full name.
10952 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10954 * doc/extend.texi: Fix typo.
10956 2009-06-29 Tom Tromey <tromey@redhat.com>
10958 * dwarf2.h: Remove.
10959 * Makefile.in (DWARF2_H): New variable.
10960 (except.o): Use it.
10961 (dwarf2out.o): Likewise.
10962 (dwarf2asm.o): Likewise.
10963 * config/i386/t-i386: Use DWARF2_H.
10964 * except.c: Include elf/dwarf2.h.
10965 * unwind-dw2.c: Include elf/dwarf2.h.
10966 * dwarf2out.c: Include elf/dwarf2.h.
10967 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10968 <dtprel>: New field.
10969 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10970 (size_of_loc_descr): Likewise.
10971 (output_loc_operands_raw): Likewise.
10972 (output_loc_operands): Handle new dtprel field.
10973 (loc_checksum): Update.
10974 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10975 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10976 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10977 * dwarf2asm.c: Include elf/dwarf2.h.
10978 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10979 * config/mmix/mmix.c: Include elf/dwarf2.h.
10980 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10981 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10982 * config/sh/sh.c: Include elf/dwarf2.h.
10983 * config/i386/i386.c: Include elf/dwarf2.h.
10985 2009-06-29 DJ Delorie <dj@redhat.com>
10987 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10989 * doc/extend.texi: Add MeP attributes and pragmas.
10990 * doc/invoke.text: Add MeP Options.
10991 * doc/contrib.texi: Add MeP contribution.
10992 * doc/md.texi: Add MeP constraints.
10993 * doc/install.texi: Add MeP target.
10995 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10997 * target.h (struct gcc_target): Add frame_pointer_required field.
10998 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10999 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11000 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11002 * reload1.c (update_eliminables): (Ditto.).
11003 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11004 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11005 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11007 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11009 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11010 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11011 (arm_frame_pointer_required): New function.
11013 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11014 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11015 (avr_frame_pointer_required_p): Declare as static.
11016 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11018 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11019 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11020 (bfin_frame_pointer_required): Make as static, change return type
11022 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11024 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11025 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11026 (cris_frame_pointer_required): New function.
11028 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11030 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11031 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11032 (fr30_frame_pointer_required): New function.
11034 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11035 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11036 (frv_frame_pointer_required): Make as static, change return type
11038 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11040 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11041 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11042 (ix86_frame_pointer_required): Make as static, change return type to
11044 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11046 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11047 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11049 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11051 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11053 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11055 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11056 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11057 (mips_frame_pointer_required): Make as static.
11058 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11060 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11061 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11062 (mmix_frame_pointer_required): Mew function.
11064 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11065 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11067 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11069 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11071 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11073 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11074 (CAN_ELIMINATE): Redefine.
11075 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11076 (sparc_frame_pointer_required): New function.
11077 (sparc_can_eliminate): New function.
11078 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11080 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11081 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11083 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11084 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11085 (xtensa_frame_pointer_required): Make as static, change return type
11087 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11090 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11092 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11093 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11094 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11095 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11096 (register_callback): Handle PLUGIN_START_UNIT.
11097 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11099 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11101 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11103 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11104 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11106 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11108 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11111 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11113 * doc/extend.texi (Additional Floating Types): __float128 is also
11114 supported on i386 targets.
11116 2009-06-29 Richard Guenther <rguenther@suse.de>
11118 PR middle-end/14187
11119 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11121 (pt_solutions_same_restrict_base): Declare.
11122 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11124 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11125 (make_constraint_from, make_copy_constraint): Move earlier.
11126 (make_constraint_from_heapvar): New function.
11127 (make_constraint_from_restrict): Likewise.
11128 (handle_lhs_call): Use it.
11129 (find_func_aliases): Use it to track conversions to restrict
11130 qualified pointers.
11131 (struct fieldoff): Add only_restrict_pointers flag.
11132 (push_fields_onto_fieldstack): Initialize it.
11133 (create_variable_info_for): Track global restrict qualified pointers.
11134 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11135 Track restrict qualified pointer arguments.
11136 (set_uids_in_ptset): Use varinfo is_global_var flag.
11137 (find_what_var_points_to): Set the vars_contains_restrict flag.
11138 Always create the points-to solution for sets including restrict tags.
11139 (pt_solutions_same_restrict_base): New function.
11140 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11141 qualified pointers use pt_solutions_same_restrict_base as
11142 additional source for disambiguation.
11144 2009-06-29 Richard Guenther <rguenther@suse.de>
11146 PR middle-end/38212
11147 * alias.c (find_base_decl): Remove.
11148 (get_deref_alias_set_1): Remove restrict handling.
11149 * c-common.c (c_apply_type_quals_to_decl): Do not set
11150 DECL_POINTER_ALIAS_SET.
11151 * gimplify.c (find_single_pointer_decl_1): Remove.
11152 (find_single_pointer_decl): Likewise.
11153 (internal_get_tmp_var): Remove restrict handling.
11154 (gimple_regimplify_operands): Likewise.
11155 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11156 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11157 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11158 * tree.c (restrict_base_for_decl): Remove.
11159 (init_ttree): Do not allocate it.
11160 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11161 LABEL_DECL_UID for label decls.
11162 (copy_node_stat): Do not copy restrict information.
11163 (decl_restrict_base_lookup): Remove.
11164 (decl_restrict_base_insert): Likewise.
11165 (print_restrict_base_statistics): Likewise.
11166 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11167 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11168 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11169 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11170 (LABEL_DECL_UID): Adjust.
11171 (DECL_BASED_ON_RESTRICT_P): Remove.
11172 (DECL_GET_RESTRICT_BASE): Likewise.
11173 (SET_DECL_RESTRICT_BASE): Likewise.
11174 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11176 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11177 instead of DECL_POINTER_ALIAS_SET.
11178 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11179 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11180 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11182 2009-06-29 Richard Guenther <rguenther@suse.de>
11184 PR tree-optimization/40579
11185 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11186 the IL to simplify has constants that overflowed.
11188 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11190 PR tree-optimization/40550
11191 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11192 vector_compute_type only when the size of vector_compute_type is
11193 less than the size of type.
11195 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11197 * fold-const.c (contains_label_1): Fix comments.
11198 (contains_label_p): Do not walk trees multiple time.
11200 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11202 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11203 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11204 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11205 ix86_fp_comparison_operator.
11206 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11207 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11208 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11209 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11210 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11211 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11212 (related splits): Change predicate to ix86_fp_comparison_operator.
11213 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11214 instead of ix86_fp_comparison_codes.
11215 (ix86_trivial_fp_comparison_operator,
11216 ix86_fp_comparison_operator): New.
11217 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11218 (ix86_expand_compare): Eliminate last two parameters.
11219 (ix86_fp_jump_nontrivial_p): Kill.
11220 * config/i386/i386.c (put_condition_code): Eliminate call to
11221 ix86_fp_comparison_codes and subsequent assertion.
11222 (ix86_fp_comparison_codes): Eliminate.
11223 (ix86_fp_swap_condition): New.
11224 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11225 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11226 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11227 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11228 and ix86_fp_swap_condition.
11229 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11230 Use ix86_fp_comparison_strategy.
11231 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11232 (ix86_fp_jump_nontrivial_p): Eliminate.
11233 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11234 call to ix86_expand_compare.
11235 (ix86_split_fp_branch, ix86_expand_setcc,
11236 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11237 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11239 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11241 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11242 related to jump_clobbers.
11243 * config/arm/arm.md (conds): Remove jump_clob case.
11244 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11245 splits): Change comparison_operator to arm_comparison_operator.
11246 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11249 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11251 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11252 condition for floating point modes.
11253 * expmed.c (emit_store_flag_1): Move here a bigger part
11254 of emit_store_flag.
11255 (emit_store_flag): Try swapping the condition for floating point
11257 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11259 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11261 * expr.c (expand_expr_real_1): Just use do_store_flag.
11262 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11263 emit_store_flag_force.
11264 * expmed.c (emit_store_flag_force): Copy here trick
11265 previously in expand_expr_real_1. Try reversing the comparison.
11266 (emit_store_flag_1): Work if target is NULL.
11267 (emit_store_flag): Work if target is NULL, using the result mode
11268 from the comparison. Use split_comparison, restructure final part
11269 to simplify conditionals.
11271 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11273 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11274 * dojump.c (do_jump): Change handling of floating-point
11275 ops to use just do_compare_and_jump.
11276 (split_comparison): New.
11277 (do_compare_rtx_and_jump): Add here logic coming previously
11278 in do_jump, using split_comparison.
11280 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11283 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11285 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11287 * tree-ssa-alias.c: Fix unintentional commit.
11289 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11291 * passes.c (execute_one_pass): Fix unintentional commit.
11293 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11295 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11296 (df_rd_local_compute, df_md_local_compute): Inline them.
11298 (df_md_scratch): New.
11299 (df_md_alloc, df_md_free): Allocate/free it.
11300 (df_md_local_compute): Only include live registers in init.
11301 (df_md_transfer_function): Prune the in-set computed by
11302 the confluence function, and the gen-set too.
11304 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11306 PR rtl-optimization/26854
11307 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11308 * df-problems.c (df_rd_add_problem): Fix comment.
11309 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11310 df_md_simulate_artificial_defs_at_top,
11311 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11312 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11313 df_md_transfer_function, df_md_init, df_md_confluence_0,
11314 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11315 problem_MD, df_md_add_problem): New.
11316 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11317 df_md_get_bb_info): New.
11318 (DF_LAST_PROBLEM_PLUS1): Adjust.
11320 * Makefile.in (fwprop.o): Include domwalk.h.
11321 * fwprop.c: Include domwalk.h.
11322 (reg_defs, reg_defs_stack): New.
11323 (bitmap_only_bit_between): Remove.
11324 (process_defs): New.
11325 (process_uses): Use reg_defs and local_md instead of
11326 bitmap_only_bit_between and local_rd.
11327 (single_def_use_enter_block): New, from build_single_def_use_links.
11328 (single_def_use_leave_block): New.
11329 (build_single_def_use_links): Remove code moved to
11330 single_def_use_enter_block, invoke domwalk.
11331 (use_killed_between): Adjust comment.
11333 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11335 * bitmap.h (bitmap_ior_and_into): New.
11336 * bitmap.c (bitmap_ior_and_into): New.
11338 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11340 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11341 before_dom_children_before_stmts and after_dom_children_after_stmts.
11342 Rename the two remaining callbacks to just before_dom_children and
11343 after_dom_children. Remove other GIMPLE statement walking bits.
11344 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11345 * graphite.c: Do not include domwalk.h.
11346 * tree-into-ssa.c (interesting_blocks): New global.
11347 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11348 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11349 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11350 now that they're not domwalk callbacks.
11351 (rewrite_initialize_block): Rename to...
11352 (rewrite_enter_block): ... this, place after called functions. Test
11353 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11354 (rewrite_finalize_block): Rename to...
11355 (rewrite_leave_block): ... this, place after called functions.
11356 (rewrite_update_init_block): Rename to...
11357 (rewrite_update_enter_block): ... this, place after called functions.
11358 Test interesting_blocks, call rewrite_update_stmt and
11359 rewrite_update_phi_arguments.
11360 (rewrite_update_fini_block): Rename to...
11361 (rewrite_leave_block): ... this, place after called functions.
11362 (rewrite_blocks): Remove last argument, simplify initialization of
11364 (mark_def_sites_initialize_block): Rename to...
11365 (mark_def_sites_block): ... this, call mark_def_sites.
11366 (mark_def_sites_blocks): Remove argument, simplify initialization of
11368 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11369 (update_ssa): Likewise.
11370 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11372 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11373 (dom_opt_initialize_block): Rename to...
11374 (dom_opt_enter_block): ... this, place after called functions. Walk
11375 statements here, inline propagate_to_outgoing_edges.
11376 (dom_opt_finalize_block): Rename to...
11377 (dom_opt_leave_block): ... this, place after called functions.
11378 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11380 (dse_enter_block, dse_record_phi): New.
11381 (dse_record_phis): Delete.
11382 (dse_finalize_block): Rename to...
11383 (dse_leave_block): ... this.
11384 (tree_ssa_dse): Simplify initialization of walk_data.
11385 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11386 Adjust initialization of walk_data.
11387 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11388 * tree-ssa-loop-phiopt.c (get_non_trapping):
11389 Adjust initialization of walk_data.
11390 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11391 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11392 it's not a domwalk callback.
11393 (uncprop_initialize_block): Rename to...
11394 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11395 (dse_finalize_block): Rename to...
11396 (dse_leave_block): ... this.
11397 (tree_ssa_uncprop): Simplify initialization of walk_data.
11398 * Makefile.in: Adjust dependencies.
11400 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11402 * arm.md (casesi): Fix test for Thumb1.
11403 (thumb1_casesi_internal_pic): Likewise.
11404 (thumb1_casesi_dispatch): Likewise.
11406 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11408 * config/arm/arm-cores.def: Added core cortex-m0.
11409 * config/arm/arm-tune.md: Regenerated.
11410 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11412 2009-06-26 DJ Delorie <dj@redhat.com>
11414 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11416 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11417 the scheduler doesn't tag jump insns.
11419 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11421 * c-decl.c (merge_decls): Re-indent.
11423 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11426 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11427 Special-case decimal float constants.
11429 2009-06-26 Richard Henderson <rth@redhat.com>
11431 * function.h (struct function): Add cannot_be_copied_reason,
11432 and cannot_be_copied_set.
11433 * tree-inline.c (has_label_address_in_static_1): Rename from
11434 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11435 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11436 don't set inline_forbidden_reason.
11437 (copy_forbidden): New function, split out of inline_forbidden_p.
11438 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11439 (inline_forbidden_p): Use copy_forbidden.
11440 (tree_versionable_function_p): Likewise.
11441 (inlinable_function_p): Merge into tree_inlinable_function_p.
11442 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11443 * ipa-cp.c (ipcp_versionable_function_p): New function.
11444 (ipcp_cloning_candidate_p): Use it.
11445 (ipcp_node_modifiable_p): Likewise.
11447 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11449 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11450 that is marked not to be inlined. Remove flag_mudflap use.
11451 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11452 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11454 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11457 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11458 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11460 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11462 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11464 (__mingwthr_remove_key_dtor): Likewise.
11466 2009-06-26 Richard Guenther <rguenther@suse.de>
11468 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11470 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11472 PR middle-end/40525
11473 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11474 try the non-cond_exec path also.
11476 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11479 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11480 (output_cbranch): Use new functions.
11481 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11484 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11485 Pat Haugen <pthaugen@us.ibm.com>
11486 Revital Eres <ERES@il.ibm.com>
11488 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11489 for %c error. Add %x support to print VSX registers as a unified
11490 register set, instead of separate float and altivec registers.
11491 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11492 %y case, and add support for VSX pre-modify addresses.
11493 (output_toc): Add assert for CONST containing an integer constant
11495 (rs6000_adjust_cost): Add POWER7 support.
11496 (insn_must_be_first_in_group): Ditto.
11497 (insn_must_be_last_in_group): Ditto.
11498 (rs6000_emit_popcount): Ditto.
11499 (rs6000_vector_mode_supported_p): Ditto.
11501 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11502 Change some of the functions called by macros to being called
11503 through a pointer, so debug functions can be inserted if
11504 -mdebug=addr or -mdebug=cost.
11505 (rs6000_preferred_reload_class_ptr): Ditto.
11506 (rs6000_secondary_reload_class_ptr): Ditto.
11507 (rs6000_secondary_memory_needed_ptr): Ditto.
11508 (rs6000_cannot_change_mode_class_ptr): Ditto.
11509 (rs6000_secondary_reload_inner): Ditto.
11510 (rs6000_legitimize_reload_address): Ditto.
11511 (rs6000_legitimize_reload_address_ptr): Ditto.
11512 (rs6000_mode_dependent_address): Ditto.
11513 (rs6000_mode_dependent_address_ptr): Ditto.
11515 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11516 function to return true if the mode allows reg + integer
11518 (virtual_stack_registers_memory_p): New function to return true if
11519 the address refers to a virtual stack register.
11520 (rs6000_legitimate_offset_address_p): Move code to say whether a
11521 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11523 (rs6000_legitimate_address_p): Add checks for modes that only can
11524 do reg+reg addressing. Start adding VSX support.
11525 (rs6000_legitimize_reload_address): Ditto.
11526 (rs6000_legitimize_address): Ditto.
11527 (rs6000_debug_legitimate_address_p): New debug functions for
11528 -mdebug=addr and -mdebug=cost.
11529 (rs6000_debug_rtx_costs): Ditto.
11530 (rs6000_debug_address_costs): Ditto.
11531 (rs6000_debug_adjust_cost): Ditto.
11532 (rs6000_debug_legitimize_address): Ditto.
11533 (rs6000_legitimize_reload_address_ptr): Point to call normal
11534 function or debug function. Make functions called via pointer
11536 (rs6000_mode_dependent_address_ptr): Ditto.
11537 (rs6000_secondary_reload_class_ptr): Ditto.
11538 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11539 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11540 into a friendlier error.
11541 (rs6000_init_builtins): Add initial VSX support.
11542 (rs6000_adjust_cost): Fix some spacing issues.
11544 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11545 (REG_CLASS_NAMES): Ditto.
11546 (REG_CLASS_CONTENTS): Ditto.
11547 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11548 pointer, to add -mdebug=addr support.
11549 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11550 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11551 -mdebug=addr support.
11552 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11553 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11554 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11556 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11558 (bswapsi*): Set attribute types for load/store. Add combiner
11559 patterns to eliminate zero extend on 64-bit.
11560 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11561 stdbrx if the hardware supports those instructions.
11563 2009-06-25 Ian Lance Taylor <iant@google.com>
11565 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11566 (Link Options): Document -static-libstdc++.
11568 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11571 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11572 DATA_ALIGNMENT instead.
11574 2009-06-25 Richard Guenther <rguenther@suse.de>
11576 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11577 indirect references against the callused/escaped solutions.
11578 (call_may_clobber_ref_p_1): Likewise.
11580 2009-06-25 Martin Jambor <mjambor@suse.cz>
11582 PR tree-optimization/40493
11583 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11584 (enum unscalarized_data_handling): New type.
11585 (handle_unscalarized_data_in_subtree): Return what has been done.
11586 (load_assign_lhs_subreplacements): Handle left flushes differently.
11587 (sra_modify_assign): Use unscalarized_data_handling, simplified
11588 condition determining whether to remove the statement.
11590 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11592 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11593 excerpt - @ should be doubled for texinfo.
11595 2009-06-24 Ian Lance Taylor <iant@google.com>
11597 * config/arc/arc.c: Include "df.h".
11598 (arc_attribute_table): Make static. Move higher in file.
11599 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11600 (output_shift): Initialize n later to avoid warning.
11601 * config/arm/arm.c (arm_attribute_table): Make static. Move
11603 * config/avr/avr.c (avr_attribute_table): Make static. Move
11605 (reg_class_tab): Change array type from int to enum reg_class.
11606 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11608 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11609 (lshrhi3_out): Likewise.
11610 (class_likely_spilled_p): Change return type to bool.
11611 (avr_rtx_costs): Use local code variable with enum type.
11612 * config/avr/avr.md (movmemhi): Use add_reg_note.
11613 (andhi3, andsi3): Don't use AS2 with "and".
11614 (iorhi3, iorsi3): Don't use AS2 with "or".
11615 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11616 * config/crx/crx.c: Include "df.h".
11617 (crx_attribute_table): Make static.
11618 * config/m32r/m32r.c: Include "df.h".
11619 (m32r_attribute_table): Make static. Move higher in file.
11620 (pop): Use add_reg_note.
11621 (block_move_call): Change 0 to LCT_NORMAL in function call.
11622 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11623 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11624 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11625 declare, not just when TREE_CODE is defined.
11626 * config/m68hc11/m68hc11.c: Include "expr.h".
11627 (m68hc11_attribute_table): Make static. Move higher in file.
11628 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11630 (m68hc11_register_indirect_p): Likewise.
11631 (m68hc11_function_arg_padding): Change return type to enum
11633 (emit_move_after_reload): Use add_reg_note.
11634 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11635 (m68hc11_split_logical): Likewise.
11636 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11638 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11639 to VOIDmode in function call.
11640 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11642 (m68hc11_split_logical): Update declaration.
11643 (m68hc11_function_arg_padding): Update declaration.
11644 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11645 to array of enum reg_class.
11646 (mcore_attribute_table): Make static. Move higher in file.
11647 (mcore_rtx_costs): Add cast to enum type.
11648 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11649 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11650 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11652 * config/sh/predicates.md (trapping_target_operand): Rename and to
11654 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11656 * config/spu/spu.c (spu_attribute_table): Make static. Move
11658 * config/v850/v850.c (v850_attribute_table): Make static. Move
11660 (v850_rtx_costs): Use local code with enum type.
11661 (expand_epilogue): Add cast.
11662 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11664 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11667 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11668 -m2a-single-only and -m2a-nofpu.
11669 * config/sh/sh.opt: Document m2a generates FPU code.
11671 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11673 * defaults.h (CAN_ELIMINATE): Provide default.
11674 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11675 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11676 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11677 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11678 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11679 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11680 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11681 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11682 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11683 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11685 2009-06-24 DJ Delorie <dj@redhat.com>
11687 * mep-ext-cop.cpu: Fix copyright notice.
11688 * mep-default: Fix copyright notice.
11689 * mep-core: Fix copyright notice.
11690 * mep: Fix copyright notice.
11691 * mep-ivc2: Fix copyright notice.
11692 * mep-c5: Fix copyright notice.
11694 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11696 * doc/contrib.texi (Contributors):
11698 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11700 PR middle-end/40501
11701 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11702 src and dst operands if necessary.
11704 2009-06-23 DJ Delorie <dj@redhat.com>
11707 * config.gcc: Add mep support.
11708 * recog.c: Resurrect validate_replace_rtx_subexp().
11709 * recog.h: Likewise.
11710 * config/mep/: Add new port:
11711 * config/mep/constraints.md: New file.
11712 * config/mep/default.h: New file.
11713 * config/mep/intrinsics.h: New file.
11714 * config/mep/intrinsics.md: New file.
11715 * config/mep/ivc2-template.h: New file.
11716 * config/mep/mep-c5.cpu: New file.
11717 * config/mep/mep-core.cpu: New file.
11718 * config/mep/mep-default.cpu: New file.
11719 * config/mep/mep-ext-cop.cpu: New file.
11720 * config/mep/mep-intrin.h: New file.
11721 * config/mep/mep-ivc2.cpu: New file.
11722 * config/mep/mep-lib1.asm: New file.
11723 * config/mep/mep-lib2.c: New file.
11724 * config/mep/mep-pragma.c: New file.
11725 * config/mep/mep-protos.h: New file.
11726 * config/mep/mep-tramp.c: New file.
11727 * config/mep/mep.c: New file.
11728 * config/mep/mep.cpu: New file.
11729 * config/mep/mep.h: New file.
11730 * config/mep/mep.md: New file.
11731 * config/mep/mep.opt: New file.
11732 * config/mep/predicates.md: New file.
11733 * config/mep/t-mep: New file.
11735 2009-06-23 Ian Lance Taylor <iant@google.com>
11737 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11738 from loose_warn into c_loose_warn and from strict_warn into
11739 c_strict_warn. Set and substitute warn_cxxflags. Check for
11740 --enable-build-with-cxx. Set and substitute
11741 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11742 * Makefile.in (CXXFLAGS): New variable.
11743 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11744 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11745 the default is the same as $(STRICT_WARN).
11746 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11747 (CXX): New variable.
11748 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11749 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11750 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11751 (HOST_LIBS): New variable.
11752 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11753 (ALL_CXXFLAGS): New variable.
11754 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11755 * doc/install.texi (Configuration): Document
11756 --enable-build-with-cxx, --with-stage1-ldflags,
11757 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11758 * configure: Rebuild.
11760 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11762 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11763 from previous commit.
11765 2009-06-23 Ian Lance Taylor <iant@google.com>
11767 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11769 2009-06-23 Ian Lance Taylor <iant@google.com>
11771 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11772 with ATTRIBUTE_UNUSED.
11774 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11775 Pat Haugen <pthaugen@us.ibm.com>
11776 Revital Eres <eres@il.ibm.com>
11778 * config.in (HAVE_AS_POPCNTD): Add default definition.
11779 (HAVE_AS_LWSYNC): Ditto.
11781 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11783 (gcc_cv_as_powerpc_cmpb): Ditto.
11784 (gcc_cv_as_powerpc_dfp): Ditto.
11785 (gcc_cv_as_powerpc_vsx): Ditto.
11786 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11787 supporting the popcntd/lwsync instructions.
11788 (gcc_cv_as_powerpc_lwsync): Ditto.
11789 * configure: Regenerate.
11791 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11792 -mcpu=native and -mcpu=power7.
11793 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11795 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11796 a variable instead of a mask to reduce the number of mask bits.
11797 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11798 (-mbit-word): Ditto.
11799 (-mregnames): Ditto.
11800 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11801 (-mfused-madd): Ditto.
11803 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11805 (-mvsx): New switch for VSX instructions.
11806 (-misel): Move from a variable to a mask to allow it to be set by
11809 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11810 function declaration to an array declaration.
11811 (rs6000_hard_regno_nregs): New external array declaration.
11813 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11814 files included by rs6000.md.
11816 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11817 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11819 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11821 (rs6000_debug_reg): New -mdebug= variables.
11822 (rs6000_debug_addr): Ditto.
11823 (rs6000_debug_cost): Ditto.
11824 (rs6000_pmode): New variable to hold Pmode.
11825 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11826 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11827 calculated at compiler start.
11828 (rs6000_hard_regno_nregs): Change function to an array which holds
11829 HARD_REGNO_NREGS calculated at compiler start.
11830 (rs6000_explicit_options): Delete isel field.
11831 (rs6000_vector_unit): New array to hold which vector unit
11832 supports arithmetic options for a given type.
11833 (rs6000_vector_mem): New array to hold which vector unit supports
11834 memory reference operations for a given type.
11835 (rs6000_vector_align): New array to given the alignment of each
11837 (power7_cost): New basic costs for power7.
11838 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11839 (rs6000_hard_regno_nregs_internal): New function, moved from
11840 HARD_REGNO_NREGS, to calculate the number of registers each hard
11841 register takes for each type.
11842 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11843 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11844 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11845 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11846 unit information here so it is calculated once at compiler startup
11848 (rs6000_override_options): Make -misel a target mask. Add more
11849 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11850 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11852 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11853 (rs6000_handle_option): Move -misel from variable to target mask.
11854 (rs6000_builtin_mask_for_load): Add VSX support.
11855 (rs6000_conditional_register_usage): Ditto.
11856 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11857 (function_arg_boundary): Ditto.
11858 (rs6000_expand_builtin): Ditto.
11859 (def_builtin): Make abort message a little friendlier.
11860 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11862 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11863 assembler support the popcntd instruction instead of a vsx
11864 instruction to enable power7 support.
11865 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11866 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11867 option to the assembler if -mcpu=native.
11868 (ASM_CPU_NATIVE_SPEC): Ditto.
11869 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11871 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11872 the lwsync instruction.
11873 (enum processor_type): Add PROCESSOR_POWER7.
11874 (rs6000_debug_reg): New -mdebug= options.
11875 (rs6000_debug_addr): Ditto.
11876 (rs6000_debug_cost): Ditto.
11877 (rs6000_isel): Delete.
11878 (enum rs6000_vector): New enum to say what vector unit we have.
11879 (VECTOR_UNIT_*): New macros to say which vector unit has
11880 arithmetic operations for a given type.
11881 (VECTOR_MEM_*): New macros to say which vector unit has memory
11882 operations for a given type.
11883 (TARGET_LDBRX): Whether the machine supports the ldbrx
11885 (TARGET_ISEL): Delete, -misel moved to be a mask.
11886 (TARGET_ISEL64): New macro for 64-bit isel support.
11887 (UNITS_PER_VSX_WORD): New macro.
11888 (POINTER_SIZE): Move to be an external variable, rather than
11889 calculating whether we are generating 32 ot 64-bit code.
11891 (STACK_BOUNDARY): Add VSX support.
11892 (LOCAL_ALIGNMENT): Ditto.
11893 (SLOW_UNALIGNED_ACCESS): Ditto.
11894 (VSX_REGNO_P): New macro for VSX support.
11895 (VFLOAT_REGNO_P): Ditto.
11896 (VINT_REGNO_P): Ditto.
11897 (VLOGICAL_REGNO_P): Ditto.
11898 (VSX_VECTOR_MODE): Ditto.
11899 (VSX_SCALAR_MODE): Ditto.
11901 (VSX_MOVE_MODE): Ditto.
11902 (VSX_REG_CLASS_P): Ditto.
11903 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11905 (UNITS_PER_SIMD_WORD): Add VSX support.
11906 (MODES_TIEABLE_P): Ditto.
11907 (STARTING_FRAME_OFFSET): Ditto.
11908 (STACK_DYNAMIC_OFFSET): Ditto.
11909 (EPILOGUE_USES): Ditto.
11910 (REGNO_REG_CLASS): Move to array lookup.
11911 (CLASS_MAX_NREGS): Ditto.
11912 (rs6000_vector_reg_class): Add declaration.
11913 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11914 overlap with the floating point and Altivec registers.
11916 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11918 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11919 give the appropriate asm switches if -mcpu=native.
11920 (host_detect_local_cpu): Add support for "asm".
11921 (host_detect_local_cpu): Follow GNU code guidelines for name.
11923 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11924 -mbit-word to a variable instead of being a target mask.
11926 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11927 emit the lwsync instruction instead of emitting the instruction as
11928 an integer constant.
11930 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11931 fixuns_trundfsi2, move expander into rs6000.md.
11933 * config/rs6000/rs6000.md (cpu): Add power7.
11934 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11935 (logical predicate patterns): Change the single instruction
11936 primitives that set CR0 to be fast_compare instead of compare.
11938 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11939 (popcntddi2): Ditto.
11940 (popcount<mode>): Ditto.
11941 (floating multiply/add insns): Name the floating point
11942 multiply/add insns.
11943 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11944 (isel_unsigned_<mode>): Ditto.
11945 (fixuns_trundfsi2): Move expander here from spe.md.
11946 (smindi3): Define if we have -misel on 64-bit systems.
11951 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11953 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11955 * config/avr/avr.c (avr_current_device): New variable.
11956 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11957 (avr_arch, mcu_type_s): Move to avr.h.
11958 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11959 default_data_section_start fields.
11960 (avr_arch): Moved from avr.c.
11961 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11962 library_name fields.
11963 (avr_current_device, avr_mcu_types, avr_arch_types,
11964 avr_device_to_arch, avr_device_to_data_start,
11965 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11966 (EXTRA_SPEC_FUNCTIONS): Define.
11967 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11968 options mapping. Use device_to_arch and device_to_data_start insted.
11969 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11970 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11971 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11972 * config/avr/driver-avr.c: New file.
11973 * config/avr/avr-devices.c: New file.
11975 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11977 * var-tracking.c (unshare_variable): Force initialized to
11978 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11979 (set_variable_part): Likewise.
11980 (struct variable_union_info): Remove pos_src field.
11981 (vui_vec, vui_allocated): New variables.
11982 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11983 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11984 == 1 use a simpler sorting algorithm. Compute pos field right
11985 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11986 Avoid quadratic comparison if !flag_var_tracking_uninit.
11987 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11988 unshare_variable unconditionally.
11989 (dataflow_set_different_2): Removed.
11990 (dataflow_set_different): Don't traverse second hash table.
11991 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11992 unconditionally to var_reg_set or var_mem_set.
11993 (emit_notes_in_bb): Likewise.
11994 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11996 (emit_note_insn_var_location): Don't set initialized to
11997 VAR_INIT_STATUS_INITIALIZED early.
11998 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12000 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12002 * tree-object-size.c (addr_object_size): Instead of checking
12003 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12004 are no FIELD_DECLs following it.
12006 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12008 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12009 order to match bswaps with signed source operands.
12011 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12013 * sdbout.c (sdbout_one_type): Fix braces in switch.
12015 2009-06-23 Richard Guenther <rguenther@suse.de>
12017 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12019 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12020 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12021 var_callused, callused_tree, var_storedanything, storedanything_tree,
12022 var_integer, integer_tree): Remove global variables.
12023 (new_var_info): Do not pass new id, append the new var to the
12024 global variable vector.
12025 (do_ds_constraint): Use is_global_var member of the variable-info.
12026 (new_scalar_tmp_constraint_exp): Adjust.
12027 (create_function_info_for): Likewise.
12028 (create_variable_info_for): Likewise.
12029 (find_what_var_points_to): Remove dead code.
12030 (init_base_vars): Simplify.
12031 (compute_points_to_sets): Adjust.
12033 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12035 * combine.c (try_combine): Dump information about the insns we're
12038 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12040 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12041 check when calling force_to_mode on TRUNCATE's operand.
12043 2009-06-22 Ian Lance Taylor <iant@google.com>
12045 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12047 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12049 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12051 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12053 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12054 override library linkage flags such as -static-libgcc or
12057 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12059 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12061 2009-06-22 Ian Lance Taylor <iant@google.com>
12063 * config/linux.opt: Put mglibc ahead of muclibc.
12065 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12066 for duplicate decls.
12068 2009-06-22 Matthias Klose <doko@ubuntu.com>
12070 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12072 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12075 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12076 instead of NULL if a parser error occurs.
12078 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12080 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12081 non-DWARF2_DEBUGGING_INFO version.
12083 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12085 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12086 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12088 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12089 (LIBGCC2_TF_CEXT): Define.
12092 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12095 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12097 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12099 * config/arm/arm.c (arm_override_options): Disable
12100 -mcaller-super-interworking and -mcallee-super-interworking.
12101 * doc/invoke.texi (ARM Options): Document this.
12103 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12105 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12106 * config/arm/constraints.md (j): New constraint for movw operands.
12107 (N): Remove thumb2 meaning.
12108 * config/arm/arm.md (*arm_movw): Delete.
12109 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12110 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12111 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12113 2009-06-22 Martin Jambor <mjambor@suse.cz>
12115 PR tree-optimization/40492
12116 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12117 build_ref_for_offset.
12119 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12121 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12122 JUMP_TABLE_DATA_P predicates where applicable.
12123 * auto-inc-dec.c: Ditto.
12124 * builtins.c: Ditto.
12125 * caller-save.c: Ditto.
12127 * cfgcleanup.c: Ditto.
12128 * cfglayout.c: Ditto.
12130 * combine.c: Ditto.
12131 * combine-stack-adj.c: Ditto.
12135 * df-scan.c: Ditto.
12137 * dwarf2asm.c: Ditto.
12138 * dwarf2out.c: Ditto.
12139 * emit-rtl.c: Ditto.
12145 * function.c: Ditto.
12148 * genpreds.c: Ditto.
12149 * genrecog.c: Ditto.
12151 * ira-costs.c: Ditto.
12152 * ira-lives.c: Ditto.
12154 * loop-iv.c: Ditto.
12155 * lower-subreg.c: Ditto.
12156 * modulo-sched.c: Ditto.
12158 * postreload.c: Ditto.
12159 * print-rtl.c: Ditto.
12161 * reginfo.c: Ditto.
12162 * regmove.c: Ditto.
12163 * reload1.c: Ditto.
12166 * rtlanal.c: Ditto.
12168 * sched-vis.c: Ditto.
12170 * sel-sched-ir.c: Ditto.
12171 * simplify-rtx.c: Ditto.
12172 * targhooks.c: Ditto.
12173 * var-tracking.c: Ditto.
12174 * vmsdbgout.c: Ditto.
12176 2009-06-22 Matthias Klose <doko@ubuntu.com>
12178 * Makefile.in (install-plugin): Always use DESTDIR.
12180 2009-06-22 Olivier Hainque <hainque@adacore.com>
12182 * config/pa/pa.c (output_call): Don't optimize post call jumps
12183 into return address adjustments if the call may throw.
12185 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12187 * arm.c (thumb1_output_casesi): New function.
12188 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12189 optimizing for size or PIC.
12190 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12191 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12192 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12193 (thumb1_casesi_internal_pic): New expand rule.
12194 (thumb1_casesi_dispatch): New pattern.
12195 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12197 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12198 in the text seciton when PIC or optimizing for size.
12199 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12200 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12201 preservation properties of code.
12202 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12203 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12204 (__gnu_thumb1_case_si): New function.
12205 * t-arm (LIB1ASMSRC): Define here.
12206 (LIB1ASMFUNCS): Add some common functions.
12207 * t-arm-elf (LIB1ASMSRC): Delete.
12208 (LIB1ASMFUNCS): Append to existing set.
12209 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12210 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12211 * t-symbian (LIB1ASMFUNCS): Likewise.
12212 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12213 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12215 2009-06-21 Richard Guenther <rguenther@suse.de>
12217 PR tree-optimization/38729
12218 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12219 to loops with a single exit if -fno-expensive-optimizations.
12221 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12223 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12224 (dataflow_set): Change vars type from htab_t to shared_hash.
12225 (shared_hash_pool, empty_shared_hash): New variables.
12226 (vars_clear): Removed.
12227 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12228 shared_hash_find_slot_unshare, shared_hash_find_slot,
12229 shared_hash_find_slot_noinsert, shared_hash_find): New
12231 (shared_hash_unshare, shared_hash_destroy): New functions.
12232 (unshare_variable): Unshare set->vars if shared, use
12234 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12235 (get_init_value, find_src_set_src, dump_dataflow_set,
12236 clobber_variable_part, emit_notes_for_differences): Use
12238 (dataflow_set_init): Remove second argument, set vars to
12239 empty_shared_hash instead of creating a new htab.
12240 (dataflow_set_clear): Call shared_hash_destroy and set vars
12241 to empty_shared_hash instead of calling vars_clear.
12242 (dataflow_set_copy): Don't call vars_copy, instead just share
12243 the src htab with dst.
12244 (variable_union): Use shared_hash_*, use initially NO_INSERT
12245 lookup if set->vars is shared. Don't keep slot cleared before
12246 calling unshare_variable. Unshare set->vars if needed.
12247 Even ->refcount == 1 vars must be unshared if set->vars is shared
12248 and var needs to be modified.
12249 (variable_canonicalize): New function.
12250 (dataflow_set_union): If dst->vars is empty, just share src->vars
12251 with dst->vars and traverse with variable_canonicalize to canonicalize
12252 and unshare what is needed.
12253 (dataflow_set_different): If old_set and new_set use the same shared
12254 htab, they aren't different. If number of htab elements is different,
12255 htabs are different. Use shared_hash_*.
12256 (dataflow_set_destroy): Call shared_hash_destroy instead of
12258 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12259 second argument to dataflow_set_init.
12260 (vt_initialize): Likewise. Initialize shared_hash_pool and
12261 empty_shared_hash, move bb in/out initialization afterwards.
12262 Use variable_htab_free instead of NULL as changed_variables del hook.
12263 (variable_was_changed): Change type of second argument to pointer to
12264 dataflow_set. When inserting var into changed_variables, bump
12265 refcount. Unshare set->vars if set is shared htab and slot needs to
12267 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12268 lookup if set->vars is shared. Unshare set->vars if needed.
12269 Even ->refcount == 1 vars must be unshared if set->vars is shared
12270 and var needs to be modified. Adjust variable_was_changed caller.
12271 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12272 vars must be unshared if set->vars is shared and var needs to be
12273 modified. Adjust variable_was_changed caller.
12274 (emit_note_insn_var_location): Don't pool_free var.
12275 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12277 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12278 free_alloc_pool on shared_hash_pool.
12280 2009-06-20 Anthony Green <green@moxielogic.com>
12282 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12283 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12285 2009-06-20 Richard Guenther <rguenther@suse.de>
12287 * tree-ssa-structalias.c (find_func_aliases): For memset use
12288 a constraint from NULL if we memset to zero.
12289 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12290 we explicitly handle that do not read from memory.
12291 (call_may_clobber_ref_p_1): Properly handle builtins that may
12294 2009-06-20 Richard Guenther <rguenther@suse.de>
12296 PR tree-optimization/40495
12297 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12298 (new_scalar_tmp_constraint_exp): New function.
12299 (process_constraint): Do not create temporary decls.
12300 (process_all_all_constraints): Likewise.
12301 (handle_const_call): Likewise.
12302 (create_function_info_for): Do not set decl.
12304 2009-06-19 Ian Lance Taylor <iant@google.com>
12306 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12307 (rs6000_attribute_table): Make static; move before use.
12309 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12311 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12312 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12313 Propagate the TREE_READONLY flag without overwriting it.
12314 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12315 Propagate the TREE_READONLY flag onto the result.
12316 (process_call_operands): Move around. Use correct constant value.
12318 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12321 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12322 * config/arm/arm.md: Likewise.
12324 2009-06-19 Ian Lance Taylor <iant@google.com>
12326 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12327 to GIMPLE_ERROR_MARK.
12329 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12330 op2_original_type parameters. Warn about using different enum types.
12331 * c-parser.c (c_parser_conditional_expression): Pass original
12332 types to build_conditional_expr.
12333 * c-tree.h (build_conditional_expr): Update declaration.
12335 2009-06-19 Ian Lance Taylor <iant@google.com>
12337 * config/i386/i386.c (ix86_function_specific_save): Test that
12338 fields match values, rather than testing the values are in a
12341 2009-06-19 Richard Guenther <rguenther@suse.de>
12343 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12344 ADDR_EXPR pointers.
12345 (ptr_derefs_may_alias_p): Likewise.
12346 (ptr_deref_may_alias_ref_p_1): New function.
12347 (ptr_deref_may_alias_ref_p): Likewise.
12348 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12349 covered by looking at the ESCAPED solution.
12350 (call_may_clobber_ref_p_1): Likewise.
12351 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12352 Handle NULL_TREE offset. Do not produce redundant constraints.
12353 (process_all_all_constraints): New helper function.
12354 (do_structure_copy): Use it.
12355 (handle_lhs_call): Likewise.
12356 (find_func_aliases): Handle some builtins with pointer arguments
12357 and/or return values explicitly.
12359 2009-06-19 Ian Lance Taylor <iant@google.com>
12361 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12363 2009-06-19 Ian Lance Taylor <iant@google.com>
12365 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12367 2009-06-19 Ian Lance Taylor <iant@google.com>
12369 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12370 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12373 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12374 uninitialized const.
12376 2009-06-19 Ian Lance Taylor <iant@google.com>
12378 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12381 * c-decl.c (in_struct, struct_types): Remove.
12382 (struct c_binding): Add in_struct field.
12383 (c_binding_ptr): Define type, along with VEC.
12384 (struct c_struct_parse_info): Define.
12385 (struct_parse_info): New static variable.
12386 (bind): Initialize in_struct field.
12387 (start_struct): Remove enclosing_in_struct and
12388 enclosing_struct_types parameters. Add
12389 enclosing_struct_parse_info parameter. Change all callers. Set
12390 struct_parse_info rather than in_struct and struct_types.
12391 (grokfield): If -Wc++-compat and there is a symbol binding for the
12392 field name, set the in_struct flag and push it on the
12393 struct_parse_info->fields vector.
12394 (warn_cxx_compat_finish_struct): New static function.
12395 (finish_struct): Remove enclosing_in_struct and
12396 enclosing_struct_types parameters. Add
12397 enclosing_struct_parse_info parameter. Change all callers. Don't
12398 set C_TYPE_DEFINED_IN_STRUCT here. Call
12399 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12400 parameter. Only push on struct_types if warn_cxx_compat.
12401 (finish_enum): Only push on struct_types if warn_cxx_compat.
12402 (declspecs_add_type): Add loc parameter. Change all callers.
12403 Change all error calls to error_at. Pass loc, not input_location,
12404 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12405 defined in a struct. If -Wc++-compat and parsing a struct, record
12406 that a typedef name was used.
12407 * c-parser.c (c_parser_declspecs): Get location to pass to
12408 declspecs_add_type.
12409 (c_parser_struct_or_union_specifier): Update calls to start_struct
12411 * c-tree.h (struct c_struct_parse_info): Declare.
12412 (finish_struct, start_struct): Update declarations.
12413 (declspecs_add_type): Update declaration.
12415 2009-06-19 Ian Lance Taylor <iant@google.com>
12417 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12418 variable with an anonymous type.
12420 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12422 * see.c: Remove for real.
12424 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12426 * optabs.h (enum optab_index): Add new OTI_significand.
12427 (significand_optab): Define corresponding macro.
12428 * optabs.c (init_optabs): Initialize significand_optab.
12429 * genopinit.c (optabs): Implement significand_optab using
12430 significand?f2 patterns.
12431 * builtins.c (expand_builtin_mathfn): Handle
12432 BUILT_IN_SIGNIFICAND{,F,L}.
12433 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12434 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12436 * config/i386/i386.md (significandxf2, significand<mode>2): New
12437 expanders to implement significandf, significand and significandl
12438 built-ins as inline x87 intrinsics.
12440 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12442 * config/avr/avr.c (avr_override_options): Remove setting value of
12443 PARAM_INLINE_CALL_COST.
12445 2009-06-18 Richard Henderson <rth@redhat.com>
12448 * tree-pass.h (TDF_ASMNAME): New.
12449 * tree-dump.c (dump_options): Add asmname.
12450 * doc/invoke.texi: Document it.
12452 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12453 (dump_decl_name): ...here.
12454 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12455 (dump_generic_node): Update dump_function_name calls.
12456 (print_call_name): New flags arg; update all dump calls.
12457 * diagnostic.h (print_call_name): Update.
12458 * gimple-pretty-print.c (dump_gimple_call): Update.
12460 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12463 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12465 2009-06-18 Diego Novillo <dnovillo@google.com>
12467 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12468 * plugin.c (str_license): Declare.
12469 (try_init_one_plugin): Assert that the symbol
12470 'plugin_is_GPL_compatible' exists.
12472 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12475 * Makefile.in (OBJS-common): Remove see.o.
12477 * common.opt (fsee): Mark as preserved for backward compatibility.
12478 * opts.c (common_handle_option): Add OPT_fsee to the backward
12479 compatibility section.
12480 * passes.c (init_optimization_passes, pass_see): Remove pass.
12481 * timevar.def (TV_SEE): Remove.
12482 * tree-pass.h (pass_see): Remove declaration.
12483 * doc/invoke.texi (-fsee): Remove documentation.
12485 2009-06-18 Martin Jambor <mjambor@suse.cz>
12487 * tree-sra.c: Include statistics.h
12488 (sra_stats): New variable.
12489 (sra_initialize): Clear sra_stats.
12490 (create_access_replacement): Increment sra_stats.replacements.
12491 (get_access_replacement): Do not return twice.
12492 (analyze_all_variable_accesses): Increment statistics counter by the
12493 number of scalarized aggregates.
12494 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12495 (sra_modify_expr): Increment sra_stats.exprs.
12496 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12497 (sra_modify_assign): Increment sra_stats.exprs,
12498 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12499 (perform_intra_sra): Update statistics counters.
12500 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12502 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12504 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12505 (arm_scalar_mode_supported_p): New function.
12507 2009-06-18 Paul Brook <paul@codesourcery.com>
12508 Sandra Loosemore <sandra@codesourcery.com>
12510 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12511 (__extendhfsf2, __truncsfhf2): Define.
12512 * config/arm/fp16.c: New file.
12513 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12514 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12516 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12518 * doc/extend.texi (Half-Precision): New section.
12519 * doc/invoke.texi (Option Summary): List -mfp16-format.
12520 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12521 * config/arm/arm.opt (mfp16-format=): New.
12522 * config/arm/arm.c: Include intl.h.
12523 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12524 (TARGET_INVALID_RETURN_TYPE): Redefine.
12525 (TARGET_PROMOTED_TYPE): Redefine.
12526 (TARGET_CONVERT_TO_TYPE): Redefine.
12527 (arm_fp16_format): Define.
12528 (all_fpus): Add entry for neon-fp16.
12529 (fp_model_for_fpu): Likewise.
12530 (struct fp16_format): Declare.
12531 (all_fp16_formats): Define.
12532 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12534 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12536 (arm_legitimate_index_p): Treat HFmode like HImode.
12537 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12538 (coproc_secondary_reload_class): Special-case HFmode.
12539 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12540 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12541 (arm_init_fp16_builtins): New.
12542 (arm_init_builtins): Call it.
12543 (arm_invalid_parameter_type): New.
12544 (arm_invalid_return_type): New.
12545 (arm_promoted_type): New.
12546 (arm_convert_to_type).
12547 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12549 (arm_emit_fp16_const): New function.
12550 (arm_mangle_type): Mangle __fp16 as "Dh".
12551 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12553 (TARGET_NEON_FP16): New.
12554 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12555 (enum fputype): Add FPUTYPE_NEON_FP16.
12556 (enum arm_fp16_format_type): Declare.
12557 (arm_fp16_format): Declare.
12558 (LARGEST_EXPONENT_IS_NORMAL): Define.
12559 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12560 * config/arm/arm-modes.def (HFmode): Define.
12561 * config/arm/vfp.md: (*movhf_vfp): New.
12562 (extendhfsf2): New.
12564 * config/arm/arm.md: (fpu): Add neon_fp16.
12565 (floatsihf2, floatdihf2): New.
12566 (fix_trunchfsi2, fix_trunchfdi2): New.
12568 (extendhfdf2): New.
12570 (*arm32_movhf): New.
12571 (*thumb1_movhf): New.
12572 (consttable_2): Add check for HFmode constants.
12573 (consttable_4): Handle HFmode constants.
12575 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12577 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12579 2009-06-17 Olivier Hainque <hainque@adacore.com>
12581 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12582 const char ** conversion in AIX specific section.
12584 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12586 * config/i386/i386.c (ix86_special_builtin_type): Remove
12587 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12588 (bdesc_special_args): Updated.
12589 (ix86_init_mmx_sse_builtins): Likewise.
12590 (ix86_expand_special_args_builtin): Likewise.
12592 2009-06-17 Richard Henderson <rth@redhat.com>
12594 * tree-pretty-print.c (maybe_dump_asm_name): New.
12595 (dump_decl_name): Use it.
12596 (PRINT_FUNCTION_NAME): Merge into...
12597 (dump_function_name): ... here. Use maybe_dump_asm_name.
12599 2009-06-17 Cary Coutant <ccoutant@google.com>
12601 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12603 * debug.c (struct gcc_debug_hooks): Change placeholder for
12605 (debug_nothing_int_charstar_int): Replaced by...
12606 (debug_nothing_int_charstar_int_bool): ...this.
12607 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12608 source_line prototype.
12609 (debug_nothing_int_charstar_int): Replaced by...
12610 (debug_nothing_int_charstar_int_bool): ...this.
12611 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12612 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12613 Output is_stmt operand when necessary.
12614 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12615 (notice_source_line): Add is_stmt parameter.
12616 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12617 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12619 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12620 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12622 2009-06-17 Ian Lance Taylor <iant@google.com>
12624 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12626 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12629 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12631 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12632 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12633 tree_strip_sign_nop_conversions and
12634 tree_ssa_strip_useless_type_conversions rather than stripping
12635 the operations here.
12636 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12638 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12639 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12640 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12641 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12644 2009-06-17 Michael Eager <eager@eagercon.com>
12646 * config/rs6000/constraints.md (register_constraint "d"): New.
12647 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12648 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12649 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12650 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12651 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12652 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12653 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12654 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12655 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12656 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12658 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12659 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12660 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12661 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12662 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12663 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12664 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12665 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12666 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12667 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12668 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12669 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12670 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12671 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12673 2009-06-16 Ian Lance Taylor <iant@google.com>
12675 * profile.c (total_num_never_executed): Don't define.
12676 (compute_branch_probabilities): Don't count or print
12677 num_never_executed.
12678 (init_branch_prob): Don't set total_num_never_executed.
12679 (end_branch_prob): Don't print total_num_never_executed.
12681 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12683 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12685 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12687 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12688 (nabstd2_fpr): Same.
12690 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12692 * expr.c (expand_assignment): Change complex type check.
12694 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12696 * doc/plugins.texi (Building GCC plugins): Added new section.
12698 2009-06-17 Ian Lance Taylor <iant@google.com>
12700 * c-pch.c (get_ident): Don't set size of templ array.
12701 (pch_init): Don't set size of partial_pch array.
12703 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12704 string constant to intialize an array whose size is the length of
12707 2009-06-17 Richard Guenther <rguenther@suse.de>
12709 PR tree-optimization/40389
12710 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12711 to addressable types.
12712 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12714 2009-06-17 Richard Guenther <rguenther@suse.de>
12716 PR middle-end/40460
12717 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12718 if there is no evolution of left in the loop bail out.
12719 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12720 chrec_fold_multiply.
12722 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12723 Janis Johnson <janis187@us.ibm.com>
12726 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12727 for the symbol ref of a constant that is the source of a move
12728 - nor for any other not-obvious-label-ref constants.
12730 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12732 * plugin.c (position_pass): Skip newly inserted pass during list
12733 traversal to avoid repeated insertion.
12735 2009-06-16 Ian Lance Taylor <iant@google.com>
12737 * vec.h (VEC_stack_alloc): Define different version if
12738 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12739 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12740 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12741 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12743 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12745 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12747 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12748 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12749 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12750 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12751 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12752 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12753 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12754 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12755 __builtin_ia32_rdtscp.
12756 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12757 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12758 and __builtin_ia32_rorhi.
12759 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12760 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12761 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12762 (ix86_expand_args_builtin): Likewise.
12763 (ix86_expand_special_args_builtin): Likewise.
12765 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12766 (UNSPECV_RDTSC): Likewise.
12767 (UNSPECV_RDPMC): Likewise.
12768 (*bsr): Renamed to ...
12770 (*bsr_rex64): Renamed to ...
12773 (*rdpmc): Likewise.
12774 (*rdpmc_rex64): Likewise.
12776 (*rdtsc): Likewise.
12777 (*rdtsc_rex64): Likewise.
12778 (rdtscp): Likewise.
12779 (*rdtscp): Likewise.
12780 (*rdtscp_rex64): Likewise.
12782 * config/i386/ia32intrin.h: New.
12784 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12786 2009-06-16 Ian Lance Taylor <iant@google.com>
12788 * ira-build.c (copy_info_to_removed_store_destinations):
12789 Initialize parent_a.
12791 2009-06-16 Ian Lance Taylor <iant@google.com>
12793 * c-decl.c (grokdeclarator): Change size_varies to bool.
12795 2009-06-16 Ian Lance Taylor <iant@google.com>
12797 * sel-sched.c: Make forward declarations of move_op_hooks and
12798 fur_hooks explicitly extern.
12800 2009-06-16 Ian Lance Taylor <iant@google.com>
12802 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12803 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12805 2009-06-16 Ian Lance Taylor <iant@google.com>
12807 * resource.c (mark_referenced_resources): Change
12808 include_delayed_effects parameter to bool. Change all callers.
12809 (mark_end_of_function_resources): Likewise.
12810 * reorg.c (insn_references_resource_p): Likewise.
12811 (insn_sets_resource_p): Likewise.
12812 * resource.h (mark_referenced_resources): Update declaration.
12813 (mark_end_of_function_resources): Update declaration.
12815 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12817 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12819 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12821 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12822 GCC can bootstrap on AIX with GNU Binutils 2.20.
12824 2009-06-16 Ian Lance Taylor <iant@google.com>
12826 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12828 2009-06-16 Ian Lance Taylor <iant@google.com>
12830 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12831 inline, not extern inline.
12832 (exact_log2): Likewise.
12833 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12835 (exact_log2): Likewise, but don't test CTZ_HWI.
12837 2009-06-16 Ian Lance Taylor <iant@google.com>
12839 * bitmap.c (bitmap_clear): Don't declare as inline.
12840 * gimple.c (gimplify_assign): Likewise.
12841 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12842 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12843 (sched_scan_info): Remove duplicate definition.
12845 2009-06-16 Ian Lance Taylor <iant@google.com>
12847 * c-common.c (skip_evaluation): Don't define.
12848 (c_inhibit_evaluation_warnings): Define global variable.
12849 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12850 than skip_evaluation.
12851 (convert_and_check, warn_for_div_by_zero): Likewise.
12852 * c-common.h (skip_evaluation): Don't declare.
12853 (c_inhibit_evaluation_warnings): Declare.
12854 * c-parser.c (c_parser_typeof_specifier): Set
12855 c_inhibit_evaluation_warnings rather than skip_evaluation.
12856 (c_parser_conditional_expression): Likewise.
12857 (c_parser_binary_expression): Likewise.
12858 (c_parser_sizeof_expression): Likewise.
12859 (c_parser_alignof_expression): Likewise.
12860 * c-typeck.c (build_indirect_ref): Check
12861 c_inhibit_evaluation_warnings rather than skip_evaluation.
12862 (build_conditional_expr, build_binary_op): Likewise.
12864 2009-06-16 Richard Guenther <rguenther@suse.de>
12866 * tree-ssa-alias.c (is_escape_site): Remove.
12867 * tree-ssa-alias.h (enum escape_type): Remove.
12868 (is_escape_site): Likewise.
12869 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12870 via casts and asms without deferring to is_escape_site.
12872 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12874 PR middle-end/40446
12875 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12876 use gen_lowpart if op0 has complex mode.
12878 2009-06-16 Richard Guenther <rguenther@suse.de>
12880 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12881 variables add them to ESCAPED.
12882 (find_func_aliases): Do not make all indirectly stored values escaped.
12884 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12886 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12887 make_decl_one_only.
12889 2009-06-16 Martin Jambor <mjambor@suse.cz>
12891 PR tree-optimization/40432
12892 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12893 check whether we need to force gimple register operand.
12895 2009-06-16 Martin Jambor <mjambor@suse.cz>
12897 PR tree-optimization/40413
12898 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12899 build_ref_for_offset.
12900 (propagate_subacesses_accross_link): Fix a typo in a comment.
12902 2009-06-16 Ira Rosen <irar@il.ibm.com>
12904 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12905 with additional parameter.
12906 * tree-vectorizer.h (enum vect_def_type): Add new value
12908 (enum vect_relevant): Add comments.
12909 (vect_is_simple_reduction): Add new argument.
12910 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12911 Detect nested cycles.
12912 (vect_is_simple_reduction): Update documentation, add an argument to
12913 distinguish inner-loop reduction from nested cycle, detect nested
12914 cycles, fix printings and indentation, don't swap operands in case
12916 (get_initial_def_for_reduction): Handle subtraction.
12917 (vect_create_epilog_for_reduction): Add new argument to specify
12918 reduction variable.
12919 (vect_finalize_reduction): Handle subtraction, fix comments.
12920 (vectorizable_reduction): Handle nested cycles. In case of nested
12921 cycle keep track of the reduction variable position. Call
12922 vect_is_simple_reduction with additional parameter. Use original
12923 statement code in reduction epilogue for nested cycle. Call
12924 vect_create_epilog_for_reduction with additional parameter.
12925 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12926 inner-loop vectorization.
12927 (vect_recog_widen_sum_pattern): Likewise.
12928 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12930 (vect_mark_stmts_to_be_vectorized): Likewise.
12931 (vect_get_vec_def_for_operand): Handle nested cycles.
12933 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12935 * doc/invoke.texi (Debugging Options): Fix option index entries
12936 for -fdump-statistics, -frandom-seed add entries for
12937 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12938 (FRV Options): Fix entries for -mTLS, -mtls.
12939 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12940 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12941 (M68hc1x Options): Fix @itemx for -mnominmax.
12942 (MCore Options): Fix entry for -mno-lsim.
12943 (MMIX Options): Fix entry for -mabi=mmixware.
12944 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12946 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12948 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12949 Mention the plugin mode of gengtype.
12950 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12951 * gengtype.c: Updated copyright.
12952 (plugin_files, nb_plugin_files) Added new static variables.
12953 (measure_input_list) Care about plugin_files.
12954 (write_rtx_next): Added early return in plugin mode.
12955 (create_file): Updated copyright year in generated file. Added
12957 (oprintf): Added early return if NULL outf.
12958 (get_output_file_with_visibility): Care of plugin_files.
12959 (get_output_file_name): May return null.
12960 (write_local): Added early return.
12961 (put_mangled_filename): Ditto.
12962 (finish_root_table): Added check for base_files.
12963 (write_roots): Care about null when plugins.
12964 (main): Added plugin mode.
12966 2009-06-15 Ian Lance Taylor <iant@google.com>
12968 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12969 * gcov.c (read_count_file): Add braces around variables declared
12972 * c.opt (Wjump-misses-init): New warning.
12973 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12974 -Wall and -Wc++-compat if not already set.
12975 (c_common_post_options): Clear warn_jump_misses_init if it was not
12977 * c-decl.c (struct c_binding): Change type field to a union with
12978 new label field. Make it the first field in the struct. Update
12979 references to type to use u.type instead.
12980 (struct c_spot_bindings): Define.
12981 (struct c_goto_bindings): Define.
12982 (c_goto_bindings_p): Define, along with VECs.
12983 (struct c_label_vars): Define.
12984 (struct c_scope): Add has_label_bindings field.
12985 (bind_label, set_spot_bindings): New static functions.
12986 (decl_jump_unsafe, update_spot_bindings): New static functions.
12987 (update_label_decls): New static function.
12988 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12989 Update binding u.label field to shadowed field.
12990 (c_binding_start_stmt_expr): New function.
12991 (c_binding_end_stmt_expr): New function.
12992 (pushdecl): Don't call c_begin_vm_scope.
12993 (make_label): Add defining and p_label_vars parameters. Change
12995 (lookup_label): Correct test for whether a label has not yet been
12996 defined. Call bind_label rather than bind.
12997 (warn_about_goto): New static function.
12998 (lookup_label_for_goto): New function.
12999 (declare_label): Call bind_label rather than bind.
13000 (check_earlier_gotos): New static function.
13001 (define_label): Don't give errors about jumping into statement
13002 expressions or scopes of variably modified types. Call
13003 set_spot_bindings and check_earlier_gotos. Call bind_label
13004 instead of bind. Don't set label_context_stack_se or
13005 label_context_stack_vm.
13006 (c_get_switch_bindings): New function.
13007 (c_release_switch_bindings): New function.
13008 (c_check_switch_jump_warnings): New function.
13009 (start_function): Don't set label_context_stack_se or
13010 label_context_stack_vm.
13011 (finish_function): Likewise.
13012 * c-typeck.c (label_context_stack_se): Don't define.
13013 (label_context_stack_vm): Don't define.
13014 (c_finish_goto_label): Call lookup_label_for_goto rather than
13015 lookup_label. Don't give errors about jumping into a statement
13016 expression or the scope of a variably modified type. Don't set
13017 label_context_stack_se or label_context_stack_vm.
13018 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13019 fields. Add bindings field.
13020 (c_start_case): Don't set deleted fields. Set bindings field.
13021 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13022 or blocked_vm. Call c_check_switch_jump_warnings.
13023 (c_finish_case): Don't test blocked_stmt_expr field. Call
13024 c_release_switch_bindings.
13025 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13026 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13027 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13028 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13029 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13030 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13031 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13032 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13033 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13034 (C_DECL_UNJUMPABLE_VM): Don't define.
13035 (C_DECL_UNDEFINABLE_VM): Don't define.
13036 (struct c_label_list): Don't define.
13037 (struct c_label_context_se): Don't define.
13038 (struct c_label_context_vm): Don't define.
13039 (struct c_spot_bindings): Declare.
13040 (c_bindings_start_stmt_expr): Declare.
13041 (c_bindings_end_stmt_expr): Declare.
13042 (lookup_label_for_goto): Declare.
13043 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13044 (c_check_switch_jump_warnings): Declare.
13045 (label_context_stack_se, label_context_stack_vm): Don't declare.
13046 (c_finish_goto_label): Update declaration.
13047 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13048 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13049 (Warning Options): Document -Wjump-misses-init.
13051 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13053 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13056 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13058 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13060 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13062 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13064 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13066 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13068 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13070 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13071 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13072 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13073 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13074 * dwarf2asm.c (dw2_force_const_mem): Update call to
13075 make_decl_one_only.
13076 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13077 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13078 * langhooks.c (lhd_comdat_group): Remove.
13079 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13080 * tree.h (DECL_COMDAT_GROUP): New.
13081 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13082 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13083 (make_decl_one_only): Change signature.
13084 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13085 make_decl_one_only.
13086 (make_decl_one_only): Change signature.
13087 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13089 2009-06-15 Richard Guenther <rguenther@suse.de>
13091 PR middle-end/40439
13092 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13094 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13096 * tree-ssa-math-opts.c: Remove extra divide.
13098 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13100 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13102 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13104 * passes.c: Add bswap pass.
13105 * tree-pass.h: Add pass_optimize_bswap declaration.
13106 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13107 Include rtl.h, expr.h and optabs.h for optab_handler check.
13108 (struct symbolic_number, pass_optimize_bswap): New definition.
13109 (do_shift_rotate, verify_symbolic_number_p): New functions.
13110 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13111 (gate_optimize_bswap): New function.
13112 * tree.c (widest_int_cst_value): New function.
13113 * tree.h (widest_int_cst_value): Prototype added.
13115 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13117 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13118 REG_EQUAL/REG_EQUIV notes.
13120 2009-06-14 Richard Guenther <rguenther@suse.de>
13122 PR middle-end/40389
13123 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13124 has its address taken if NRV was applied and it is addressable.
13125 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13126 function split out from ...
13127 (get_constraint_for_1): ... here.
13128 (handle_rhs_call): Use it to mark the return slot escaped if
13129 it is addressable and NRV was applied.
13131 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13133 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13134 Change first argument type to location_t.
13135 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13136 Do not set input_location.
13137 Use loc instead of input_location throughout.
13139 2009-06-13 Richard Guenther <rguenther@suse.de>
13141 PR tree-optimization/40421
13142 * tree-predcom.c (should_unroll_loop_p): Remove.
13143 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13145 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13147 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13148 Add location argument.
13150 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13152 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13154 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13155 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13156 * config/spu/spu-protos.h: Add location to
13157 spu_resolve_overloaded_builtin.
13158 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13159 spu_build_builtin_va_list.
13160 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13161 argument. Pass location to build_function_call_vec.
13162 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13164 (emit_fpu_switch): Same.
13165 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13166 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13167 to build_decl and create_artificial_label.
13168 (xtensa_gimplify_va_arg_expr): Same.
13169 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13170 (xstormy16_gimplify_va_arg_expr): Same.
13171 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13172 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13173 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13174 (mips16_build_function_stub): Same.
13175 (mips16_build_call_stub): Same.
13177 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13180 * arm/constraints.md (Pa, Pb): New constraints.
13181 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13182 split pattern to deal with them.
13184 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13186 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13187 fix index entry for -Xpreprocessor.
13189 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13191 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13192 Add location argument to build_decl call.
13193 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13194 (rs6000_init_builtins): Same.
13195 (spe_init_builtins): Same.
13196 (rs6000_gimplify_va_arg): Add location argument to
13197 create_artificial_label call.
13199 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13201 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13202 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13203 * Makefile.in: Fix GGC dependency for gcse.o.
13205 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13207 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13208 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13209 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13211 * c-parser.c (c_parser_binary_expression): Use current column while
13212 building binary operations.
13213 * common.opt (fshow-column): Enable by default.
13214 * tree-vrp.c (check_array_ref): Use warning_at.
13215 (check_array_bounds): Use location from call back if expr has no
13217 * tree.h: Add location argument to maybe_fold_*.
13218 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13219 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13220 (maybe_fold_offset_to_component_ref): Same.
13221 (maybe_fold_offset_to_reference): Same.
13222 (maybe_fold_offset_to_address): Same.
13223 (maybe_fold_stmt_indirect): Same.
13224 (maybe_fold_stmt_addition): Same.
13225 (fold_stmt_r): Pass location to maybe_fold_*.
13226 (fold_gimple_assign): Same.
13227 * c-tree.h: Add location argument to finish_decl,
13228 default_function_array_conversion, store_init_value.
13229 * c-decl.c (define_label): Use error_at.
13230 (c_make_fname_decl): Pass location to finish_decl.
13231 (finish_decl): New location argument.
13232 (build_compound_literal): Pass location to store_init_value.
13233 (grokdeclarator): Pass location to finish_decl.
13235 * c-typeck.c (array_to_pointer_conversion): New location argument.
13236 (function_to_pointer_conversion): Same.
13237 (default_function_array_conversion): Same.
13238 (parser_build_unary_op): Pass location to overflow_warning.
13239 (parser_build_binary_op): Same. Use warning_at.
13240 (build_unary_op): Pass location to array_to_pointer_conversion.
13241 (build_c_cast): Pass location to digest_init.
13242 (build_modify_expr): New location argument.
13243 (convert_for_assignment): Same.
13244 (store_init_value): Same.
13245 (digest_init): Same.
13246 (output_init_element): Pass location to digest_init and
13247 array_to_pointer_conversion.
13248 (c_finish_return): Pass location to convert_for_assignment.
13249 * gimplify.c (gimplify_conversion): Pass location to
13250 maybe_fold_offset_to_address.
13251 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13252 to maybe_fold_stmt_addition.
13253 * c-omp.c (c_finish_omp_atomic): Pass new location to
13255 (c_finish_omp_for): Same.
13256 * c-common.c (overflow_warning): New argument.
13257 * c-common.h: New argument to build_modify_expr, overflow_warning.
13258 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13260 (c_parser_initializer): Pass location to
13261 default_function_array_conversion.
13262 (c_parser_initelt): Same.
13263 (c_parser_initval): Same.
13264 (c_parser_asm_operands): Same.
13265 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13266 (c_parser_conditional_expression): Same.
13267 (c_parser_binary_expression): Add location info to stack. Use it.
13268 (c_parser_unary_expression): Pass location to
13269 default_function_array_conversion, parser_build_unary_op,
13270 build_indirect_ref, c_parser_postfix_expression_after_primary.
13271 (c_parser_postfix_expression_after_primary): New location argument.
13273 (c_parser_expression_conv): Pass location to
13274 default_function_array_conversion.
13275 (c_parser_expr_list): Same.
13276 (c_parser_omp_atomic): Same.
13277 (c_parser_omp_for_loop): Same.
13278 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13279 (build_array_declarator): New argument.
13280 * c-decl.c (build_array_declarator): Add location argument.
13281 (grokdeclarator): Set id_loc for cdk_array.
13282 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13283 build_array_declarator.
13284 * tree.c (build_omp_clause): Add location argument.
13285 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13286 (OMP_CLAUSE_LOCATION): New macro.
13287 (struct tree_omp_clause): Add location field.
13288 (build_omp_clause): Add argument.
13289 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13290 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13292 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13293 (cp_parser_omp_clause_collapse): Same.
13294 (cp_parser_omp_clause_default): Same.
13295 (cp_parser_omp_clause_if): Same.
13296 (cp_parser_omp_clause_nowait): Same.
13297 (cp_parser_omp_clause_num_threads): Same.
13298 (cp_parser_omp_clause_ordered): Same.
13299 (cp_parser_omp_clause_schedule): Same.
13300 (cp_parser_omp_clause_untied): Same.
13301 (cp_parser_omp_for_loop): Same.
13302 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13303 * c-tree.h (c_start_case): Add location argument.
13304 (c_process_expr_stmt): Same.
13305 (c_finish_goto_*): Same.
13306 * tree-parloops.c (initialize_reductions): Pass location to
13308 (create_parallel_loop): Same.
13309 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13310 (gfc_trans_omp_reduction_list): Same.
13311 (gfc_trans_omp_clauses): Same.
13312 (gfc_trans_omp_do): Same.
13313 * c-typeck.c (c_finish_goto_label): Same.
13314 (c_finish_goto_ptr): New location argument.
13315 (c_start_case): Same.
13316 (emit_side_effect_warnings): Same.
13317 (c_process_expr_stmt): Same.
13318 (c_finish_stmt_expr): Same.
13319 (c_finish_omp_clauses): Use error_at instead of error.
13320 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13322 * c-omp.c (c_split_parallel_clauses): New location argument.
13323 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13324 to build_omp_clause.
13325 (convert_local_reference_stmt): Same.
13326 (convert_gimple_call): Same.
13327 * c-common.h (c_split_parallel_clauses): New argument.
13328 * c-parser.c (c_parser_statement_after_labels): Pass location to
13329 c_finish_goto_label.
13330 (c_parser_switch_statement): Pass location to c_start_case.
13331 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13332 and c_process_expr_stmt.
13333 (c_parser_omp_variable_list): Add location argument.
13334 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13335 (c_parser_omp_clause_default): Same.
13336 (c_parser_omp_clause_if): Same.
13337 (c_parser_omp_clause_num_threads): Same.
13338 (-c_parser_omp_clause_ordered): Same.
13339 (c_parser_omp_clause_reduction): Pass location to
13340 c_parser_omp_variable_list.
13341 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13342 (c_parser_omp_clause_untied): Same.
13343 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13344 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13346 * c-tree.h (check_for_loop_decls, undeclared_variable,
13347 build_component_ref, build_array_ref, build_external_ref,
13348 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13349 build_conditional_expr, build_compound_expr, c_cast_expr,
13350 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13351 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13353 * c-semantics.c (build_stmt): Same.
13354 (build_case_label): Same.
13355 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13356 (undeclared_variable): New argument.
13357 (make_label): Same.
13358 (lookup_label): Pass location on down.
13359 (define_label): Same.
13360 (finish_decl): Same.
13361 (build_compound_literal): Same.
13362 (finish_struct): Same.
13363 (finish_function): Do not set location here.
13364 (check_for_loop_decls): New argument.
13365 * tree.c (save_expr): Set location.
13366 (build_empty_stmt): New argument.
13367 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13368 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13369 * builtins.c (gimplify_va_arg_expr): Use locations.
13370 (expand_builtin_sync_operation): Same.
13371 * c-typeck.c (build_component_ref): New argument.
13372 (build_array_ref): Same.
13373 (build_external_ref): Same.
13374 (c_expr_sizeof_expr): Same.
13375 (c_expr_sizeof_type): Same.
13376 (parser_build_unary_op): Same.
13377 (build_conditional_expr): Same.
13378 (build_compound_expr): Pass location on down.
13379 (build_compound_expr): New argument.
13380 (build_c_cast): Same.
13381 (c_cast_expr): Same.
13382 (build_asm_expr): Same.
13383 (c_finish_return): Same.
13384 (c_process_expr_stmt): Pass location on down.
13385 (c_finish_stmt_expr): New argument.
13386 (push_clenaup): Same.
13387 (c_finish_omp_parallel): Same.
13388 (c_finish_omp_task): Same.
13389 * gimplify.c (gimplify_call_expr): Pass location on down.
13390 * c-omp.c (c_finish_omp_master): New argument.
13391 (c_finish_omp_critical): Same.
13392 (c_finish_omp_ordered): Same.
13393 (c_finish_omp_barrier): Same.
13394 (-c_finish_omp_taskwait): Same.
13395 (c_finish_omp_atomic): Same.
13396 (c_finish_omp_flush): Same.
13397 * tree-inline.c (copy_tree_body_r): Pass location on down.
13398 (inline_forbidden_p): Remove use of input_location.
13399 * c-gimplify.c (c_build_bind_expr): New argument.
13400 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13401 (c_sizeof_or_alignof_type): New argument.
13402 (c_alignof_expr): Same.
13403 (build_va_arg): Same.
13404 (c_add_case_label): Same.
13405 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13406 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13407 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13408 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13409 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13410 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13412 * stub-objc.c (objc_build_selector_expr): Same.
13413 (objc_build_throw_stmt): Same.
13414 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13415 (c_parser_initelt): Same.
13416 (c_parser_compound_statement): Same.
13417 (c_parser_compound_statement_nostart): Same.
13418 (c_parser_label): Same.
13419 (c_parser_statement_after_labels): Same.
13420 (c_parser_if_body): Same.
13421 (c_parser_else_body): Same.
13422 (c_parser_if_statement): Same.
13423 (c_parser_switch_statement): Same.
13424 (c_parser_while_statement): Same.
13425 (c_parser_do_statement): Same.
13426 (c_parser_for_statement): Same.
13427 (c_parser_asm_statement): Same.
13428 (c_parser_conditional_expression): Same.
13429 (c_parser_binary_expression): Same.
13430 (c_parser_cast_expression): Same.
13431 (c_parser_unary_expression): Same.
13432 (c_parser_sizeof_expression): Same.
13433 (c_parser_alignof_expression): Same.
13434 (c_parser_postfix_expression): Same.
13435 (c_parser_expression): Same.
13436 (c_parser_objc_receiver): Same.
13437 (c_parser_omp_variable_list): Same.
13438 (c_parser_omp_structured_block): Same.
13439 (c_parser_omp_atomic): New argument.
13440 (c_parser_omp_barrier): Same.
13441 (c_parser_omp_critical): Same.
13442 (c_parser_omp_flush): Pass location on down.
13443 (c_parser_omp_for_loop): New argument.
13444 (c_parser_omp_for): Same.
13445 (c_parser_omp_master): Same.
13446 (c_parser_omp_ordered): Same.
13447 (c_parser_omp_sections_scope): Same.
13448 (c_parser_omp_sections): Same.
13449 (c_parser_omp_parallel): Same.
13450 (c_parser_omp_single): Same.
13451 (c_parser_omp_task): Same.
13452 (c_parser_omp_taskwait): Pass location on down.
13453 (c_parser_omp_construct): Same.
13454 (c_parser_omp_threadprivate): Same.
13455 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13456 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13457 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13458 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13459 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13460 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13461 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13462 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13463 config/i386/i386.c, stmt.c:
13464 Add location argument to the following function definitions and/or
13465 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13466 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13467 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13468 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13469 do_case, c_finish_bc_stmt, build_compound_literal,
13470 build_function_call.
13471 * c-decl.c (build_compound_literal): Add location argument.
13472 Make all diagnostic calls use location.
13473 (start_struct): Same.
13474 (finish_struct): Same.
13475 (start_enum): Same.
13476 (build_enumerator): Same.
13477 (start_function): Same.
13478 (grokdeclarator): Make all diagnostic calls use location.
13479 (store_parm_decls_oldstyle): Same.
13480 * c-typeck.c (build_function_call): Add location argument.
13481 Make all diagnostic calls use location.
13483 (c_finish_bc_stmt): Same.
13484 * tree-nested.c (get_trampoline_type): Add argument.
13485 Pass location to build_decl.
13486 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13487 * rtl.h (RTL_LOCATION): New.
13488 * c-common.c (c_add_case_label): Add location argument.
13489 Make all diagnostic calls use location.
13490 * c-common.h: Add location argument to make_fname_decl, do_case,
13491 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13492 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13493 Set it appropriately for every case. Pass enum_loc to start_enum
13494 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13496 (c_parser_struct_or_union_specifier): Save location. Use it for
13497 start_struct, finish_struct, and parser_xref_tag.
13499 2009-06-12 Ian Lance Taylor <iant@google.com>
13501 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13503 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13504 cpp_opts->warn_cxx_operator_names.
13506 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13509 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13510 is returns NULL and OP is a VCE, look through the VCE.
13512 2009-06-12 Ian Lance Taylor <iant@google.com>
13515 * collect2.c (main): Use CONST_CAST2 in code inside #if
13516 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13518 2009-06-12 Joey Ye <joey.ye@intel.com>
13520 PR middle-end/39146
13521 * cfgexpand.c (get_decl_align_unit): Update
13522 max_used_stack_slot_alignment with align instead of
13523 stack_alignment_needed.
13525 * function.c (assign_stack_local_1): Update
13526 max_used_stack_slot_alignment with alignment_in_bits instead
13527 of stack_alignment_needed.
13528 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13531 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13533 * dwarf2out.c (last_var_location_insn): New variable.
13534 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13535 (dwarf2out_var_location): Don't record anything after last real
13536 insn. Only change labels if there were any real instructions
13537 in between last note and this one, or if changed sections.
13539 2009-06-11 Richard Henderson <rth@redhat.com>
13541 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13542 note when storing the frame pointer in a register.
13543 (FRP): Don't redefine to nothing for epilogue.
13544 (alpha_expand_epilogue): Mark register and sp restores.
13545 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13547 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13548 when gen_lowpart is needed.
13550 2009-06-11 Richard Henderson <rth@redhat.com>
13552 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13554 * dwarf2out.c (need_data_align_sf_opcode): New.
13555 (div_data_align): Move earlier.
13556 (def_cfa_1, reg_save): Use it.
13558 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13560 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13561 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13562 (ix86_handle_option): Handle OPT_mcrc32.
13563 (ix86_target_string): Add -mcrc32.
13564 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13566 * config/i386/i386.h (TARGET_CRC32): New.
13568 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13569 (sse4_2_crc32di): Likewise.
13571 * config/i386/i386.opt (mcrc32): New.
13573 * doc/invoke.texi: Document -mcrc32.
13575 2009-06-11 Richard Henderson <rth@redhat.com>
13577 * common.opt (gdwarf-): Accept a version number.
13578 * doc/invoke.texi (gdwarf-): Update docs.
13579 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13580 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13581 version level, and record it.
13583 * dwarf2.h (DW_CIE_VERSION): Remove.
13584 * dwarf2out.c (DWARF_VERSION): Remove.
13585 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13586 (output_call_frame_info): Use CIE version 3 for dwarf3,
13587 or if the return register column is out of range for version 1.
13588 (dwarf_stack_op_name): Add all dwarf3 values.
13589 (DEBUG_PUBTYPES_SECTION): New.
13590 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13591 encoding change for dwarf3.
13592 (output_die) [dw_val_class_die_ref]: Likewise.
13593 (output_compilation_unit_header): Emit correct version for dwarf3.
13594 (output_line_info): Likewise.
13595 (output_pubnames): Update for DWARF_VERSION removal.
13596 (output_aranges): Likewise.
13597 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13598 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13599 (dwarf2out_finish): Likewise.
13601 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13603 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13606 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13609 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13610 * builtins.c (expand_builtin_unreachable): New function.
13611 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13612 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13613 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13615 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13616 searching for missing barriers.
13618 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13620 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13621 when -fprofile-generate* was passed.
13622 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13624 2009-06-11 Anthony Green <green@moxielogic.com>
13626 * config/moxie/moxie.md: Define length attribute for all instructions.
13628 (*b<cond:code>): Support limited branch ranges for new PC-relative
13629 branch instructions.
13630 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13632 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13634 * config/i386/i386.c (min_insn_size): Use get_attr_length
13635 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13636 For __asm return 0.
13638 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13639 instead of emit_insn_before.
13641 2009-06-10 Ian Lance Taylor <iant@google.com>
13644 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13647 2009-06-10 Revital Eres <eres@il.ibm.com>
13649 * passes.c (init_optimization_passes): Reschedule
13650 predictive-commoning pass before complete unroll pass.
13652 2009-06-10 Martin Jambor <mjambor@suse.cz>
13654 * cgraph.c (cgraph_node_can_be_local_p): New function.
13655 (cgraph_make_node_local): New function.
13656 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13657 (cgraph_make_node_local): Declare.
13659 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13661 * tree.h (tree_base): Add packed_flag and user_align fields.
13662 Decrease size of spare field.
13663 (TYPE_USER_ALIGN): Use user_align from tree_base.
13664 (DECL_USER_ALIGN): Likewise.
13665 (TYPE_PACKED): Use packed_flag from tree_base.
13666 (DECL_PACKED): Likewise.
13667 (tree_type): Delete packed_flag and user_align fields. Widen
13668 precision field. Widen mode field and shuffle fields to align
13669 mode on an 8-bit boundary.
13670 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13671 Renumber decl_flag_* fields. Fix comments. Widen
13672 decl_common_unused field.
13673 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13674 (DECL_EXTERNAL): Likewise.
13675 (DECL_BIT_FIELD): Likewise.
13676 (DECL_NONADDRESSABLE_P): Likewise.
13677 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13678 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13680 2009-06-10 Ian Lance Taylor <iant@google.com>
13682 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13683 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13684 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13685 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13686 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13687 DEF_VEC_ALLOC_FUNC_P.
13688 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13689 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13690 DEF_VEC_ALLOC_FUNC_O.
13691 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13692 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13693 DEF_VEC_ALLOC_FUNC_I.
13694 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13695 (vec_stack_p_reserve_exact_1): Declare.
13696 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13697 (vec_stack_free): Declare.
13698 (VEC_stack_alloc): Define.
13699 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13700 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13701 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13702 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13704 (stack_vecs): New static variable.
13705 (vec_stack_p_reserve_exact_1): New function.
13706 (vec_stack_o_reserve_1): New static function.
13707 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13708 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13709 (vec_stack_free): New function.
13710 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13711 (VEC_df_ref_stack_alloc): Define.
13712 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13713 DEF_VEC_ALLOC_P_STACK.
13714 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13715 (struct df_collection_rec): Change _vec fields to VEC. Remove
13717 (df_free_collection_rec): Adjust for new fields.
13718 (df_insn_rescan): Use new df_collection_rec fields.
13719 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13720 (df_ref_create_structure, df_ref_record): Likewise.
13721 (df_get_conditional_uses, df_get_call_refs): Likewise.
13722 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13723 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13724 (df_record_exit_block_uses, df_bb_verify): Likewise.
13725 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13726 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13727 Remove count parameter. Change return type to void. Change all
13729 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13730 Remove count parameter. Change return type to void. Change all
13732 (df_install_refs): Change old_vec parameter to VEC. Remove count
13733 parameter. Change all callers.
13734 (df_install_mws): Change old_vec parameter to VEC. Remove count
13735 parameter. Change all callers.
13736 (df_refs_verify): Change new_rec parameter to VEC. Change call
13738 (df_mws_verify): Likewise.
13740 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13742 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13744 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13746 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13748 2009-06-10 Anthony Green <green@moxielogic.com>
13750 * config/moxie/crti.asm: New file.
13751 * config/moxie/crtn.asm: New file.
13752 * config/moxie/moxie.c: New file.
13753 * config/moxie/moxie.h: New file.
13754 * config/moxie/sfp-machine.h: New file.
13755 * config/moxie/moxie-protos.h: New file.
13756 * config/moxie/t-moxie: Created.
13757 * config/moxie/t-moxie-softfp: Created.
13758 * config/moxie/moxie.md: Created.
13759 * config/moxie/constraints.md: Created.
13760 * config.gcc: Add moxie support.
13761 * doc/md.texi (Machine Constraints): Add moxie constraints.
13762 * doc/contrib.texi (Contributors): Mention moxie port.
13763 * doc/install.texi (Specific): Mention the moxie port.
13765 2009-06-09 Ian Lance Taylor <iant@google.com>
13767 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13768 compiling with C++.
13769 * optabs.c (optab_table): Only use designated initializers if
13770 HAVE_DESIGNATED_INITIALIZERS is defined.
13771 (convert_optab_table): Likewise.
13772 (init_optabs): Always call init_insn_codes if
13773 HAVE_DESIGNATED_INITIALIZERS is not defined.
13775 2009-06-09 Ian Lance Taylor <iant@google.com>
13777 * targhooks.c (default_builtin_vectorized_function): Change fn
13778 parameter to unsigned int.
13779 (default_builtin_vectorized_conversion): Change code parameter to
13781 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13782 * targhooks.h: Update declarations.
13783 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13784 parameter to unsigned int.
13786 * c-typeck.c (comptypes_check_enum_int): New static function.
13787 (comptypes_internal): Add enum_and_int_p parameter. Change all
13789 (comp_target_types): Add location parameter. Change all callers.
13790 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13791 Change all callers.
13792 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13793 (build_conditional_expr): Add colon_loc parameter. Change all
13795 (convert_for_assignment): Add location parameter. Change all callers.
13796 * c-parser.c (c_parser_conditional_expression): Pass location of
13797 colon to build_conditional_expr.
13798 * c-tree.h (build_conditional_expr): Update declaration.
13800 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13802 * graphite.c: Revert previous patch.
13804 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13807 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13809 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13811 * tree-ssa-loop-prefetch.c
13812 (loop_prefetch_arrays): Fixed a portability problem in printf format
13815 2009-06-09 Martin Jambor <mjambor@suse.cz>
13817 PR tree-optimization/40351
13818 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13819 refrence to a potential artifical subaccess can be constructed.
13821 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13823 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13824 (sh_override_options): Likewise.
13825 * config/sh/sh.c: Include params.h.
13826 (sh_optimization_options): New.
13827 (sh_override_options): Likewise.
13828 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13829 (OVERRIDE_OPTIONS): Use sh_override_options.
13831 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13833 * dwarf2out.c (emit_cfa_remember): New variable.
13834 (add_fde_cfi): If emit_cfa_remember, recurse to add
13835 DW_CFA_remember_state first.
13836 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13837 instead just set emit_cfa_remember.
13839 2009-06-08 Jan Hubicka <jh@suse.cz>
13842 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13844 2009-06-08 Jan Hubicka <jh@suse.cz>
13846 PR middle-end/39834
13847 * cgraphunit.c (save_inline_function_body): Do not copy transform
13848 hooks for saved inline bodies.
13849 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13850 for given function.
13852 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13854 * jump.c (returnjump_p): Handle delayed branches. Add missing
13857 2009-06-08 Jan Hubicka <jh@suse.cz>
13859 PR middle-end/40102
13860 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13861 original node might've been modified.
13862 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13864 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13866 * tree-object-size.c (addr_object_size): Add OSI argument.
13867 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13868 (compute_builtin_object_size, expr_object_size): Adjust callers.
13869 (plus_stmt_object_size): Call addr_object_size instead of
13870 compute_builtin_object_size.
13872 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13873 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13875 * tree-ssa-loop-prefetch.c
13876 (gather_memory_references): Introduced a counter for the number of
13878 (anything_to_prefetch_p): Introduced a counter for the number of
13880 (is_loop_prefetching_profitable): New function with a cost model
13882 (loop_prefetch_arrays): Use the new cost model to determine if
13883 prefetching is profitable.
13884 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13885 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13886 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13887 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13888 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13889 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13891 2009-06-08 Michael Matz <matz@suse.de>
13894 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13895 partitions use the same.
13896 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13897 for basevars of SSA_NAMEs.
13898 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13899 to not expand them twice.
13900 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13903 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13905 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13906 (fdump-final-insns=, gtoggle): New.
13907 * doc/invoke.texi: Document them.
13908 * final.c (rest_of_clean_state): Dump final insn stream.
13909 * gcc.c (invoke_as): Hook in -fcompare-debug.
13910 (static_spec_functions): Add compare-debug-dump-opt,
13911 compare-debug-self-opt and compare-debug-auxbase-opt.
13912 (compare_debug, compare_debug_second, compare_debug_opt): New.
13913 (switches_debug_check, n_switches_debug_check): New.
13914 (debug_auxbase_opt, debug_check_temp_file): New.
13915 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13917 (do_self_spec): Handle arguments after switches.
13918 (do_spec_1): Add .gk extension to temp file basenames for compare.
13919 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13920 (cc1_options): Use it instead of normal auxbase computation for
13921 the second compare-debug compilation.
13922 (compare_files): New.
13923 (main): Set up and implement compare debug mode.
13924 (compare_debug_dump_opt_spec_function): New.
13925 (compare_debug_self_opt_spec_function): New.
13926 (compare_debug_auxbase_opt_spec_function): New.
13927 * toplev.c (process_options): Handle flag_gtoggle,
13928 flag_dump_final_insns.
13929 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13930 during -fcompare-debug-second compilation.
13932 2009-06-07 Ian Lance Taylor <iant@google.com>
13934 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13935 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13937 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13938 with no default node. Change warning with %H to warning_at.
13939 Don't clear warn_switch around case checking.
13940 * doc/invoke.texi (Warning Options): Clarify distinction between
13941 -Wswitch and -Wswitch-enum.
13943 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13945 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13947 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13949 * gbl-ctors.h: Add header guard.
13951 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13953 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13954 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13955 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13956 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13957 prototypes for removed functions.
13958 (expressions_equal_p): Move to ...
13959 * tree-ssa-sccvn.h: ... here and ...
13960 * matrix-reorg.c: ... adjust includes.
13962 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13964 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13966 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13968 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13969 (finish_function): Remove erroneous whitespace.
13971 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13973 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13974 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13976 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13978 * errors.c (internal_error): Commentary typo fix.
13979 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13980 * tree-ssa-pre.c: Ditto.
13982 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13984 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13985 them is supposed to hold actual statements.
13987 2009-06-06 Ian Lance Taylor <iant@google.com>
13989 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13990 empty statements can now have attributes.
13992 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13994 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13995 * config/mips/mips.md: Ditto.
13997 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13999 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14001 (__eabi_uconvert): Likewise.
14003 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14005 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14006 CFI_* definitions with IN_GCC.
14008 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14010 * xcoffout.h (xcoffout_source_line): Update prototype.
14012 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14014 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14015 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14017 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14019 PR middle-end/40340
14020 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14021 inlined_function_outer_scope_p blocks for artificial inlines
14023 * tree.c (tree_nonartificial_location): Rewrite using
14024 block_nonartificial_location.
14026 2009-06-05 Revital Eres <eres@il.ibm.com>
14027 Leehod Baruch <leehod@il.ibm.com>
14029 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14030 (expand_expr_real_1): Remove comment.
14031 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14032 Vectorize misaligned access when the target supports it.
14033 (vect_supportable_dr_alignment): Check for unaligned access support.
14034 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14037 2009-06-05 Julian Brown <julian@codesourcery.com>
14039 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14040 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14042 2009-06-05 Richard Guenther <rguenther@suse.de>
14045 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14046 as possibly unused.
14048 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14050 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14051 (save_gprs): Don't tell unwinder when a global register is saved.
14052 (s390_emit_epilogue): Emit needed epilogue unwind info.
14054 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14056 * dwarf2out.c (deferred_asm_name): New.
14057 (add_name_and_src_coords_attributes): Defer creation of
14058 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14060 (move_linkage_attr): New.
14061 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14064 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14066 * tree-nested.c (finalize_nesting_tree_1): Declare the
14067 frame_decl in the binding tree.
14069 2009-06-04 Cary Coutant <ccoutant@google.com>
14071 * basic-block.h (struct basic_block_def): Add discriminator field.
14072 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14074 * debug.c (do_nothing_debug_hooks): Add additional entry.
14075 (debug_nothing_int_charstar_int): New function.
14076 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14077 (debug_nothing_int_charstar_int): New declaration.
14078 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14079 discriminator value in .loc directive.
14080 * final.c (last_discriminator): New variable.
14081 (discriminator): New variable.
14082 (final_start_function): Initialize above variables, pass current
14083 discriminator to debug hook.
14084 (notice_source_line): Check for discriminator change.
14085 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14086 * sdbout.c (sdbout_source_line): New parameter.
14087 * tree-cfg.c (struct locus_discrim_map): New structure type.
14088 (discriminator_per_locus): New hash table.
14089 (build_gimple_cfg): Allocate and free discriminator hash table.
14090 (make_edges): Call assign_discriminator.
14091 (locus_map_hash): New function.
14092 (locus_map_eq): New function.
14093 (next_discriminator_for_locus): New function.
14094 (same_line_p): New function.
14095 (assign_discriminator): New function.
14096 (make_cond_expr_edges): Call assign_discriminator.
14097 (make_gimple_switch_edges): Likewise.
14098 (first_non_label_stmt): New function.
14099 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14101 * xcoffout.c (xcoffout_source_line): Add new parameter.
14103 * configure.ac (gcc_cv_as_discriminator): New configury check for
14104 gas support for discriminator.
14105 * configure: Regenerate.
14106 * config.in: Regenerate.
14108 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14110 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14111 val after checking for integers.
14113 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14115 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14117 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14118 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14119 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14120 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14121 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14122 X64_SSE_REGPARM_MAX.
14123 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14124 X64_SSE_REGPARM_MAX.
14126 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14128 * gcc.c (report_times_to_file): New.
14129 (execute): Implement it.
14130 (process_command): Support -time=.
14131 * doc/invoke.texi: Document it.
14133 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14135 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14136 that have value exprs.
14138 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14140 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14141 declarations for constants until...
14142 (dw2_output_indirect_constant_1): ... this point.
14144 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14147 * arm.md (arm_addsi3): Don't try to split an add with an
14148 eliminable register until after reload has completed.
14150 2009-06-03 Ian Lance Taylor <iant@google.com>
14152 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14153 * genattrtab.c (write_length_unit_log): Likewise.
14154 * genchecksum.c (dosum): Likewise.
14155 * gengtype.c (write_rtx_next): Likewise.
14156 (finish_root_table, write_roots): Likewise.
14157 * gimple.c (gimple_ops_offset_): Likewise.
14158 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14159 * config/arc/arc.c (arc_attribute_table): Likewise.
14160 * config/arm/arm.c (arm_attribute_table): Likewise.
14161 * config/avr/avr.c (avr_attribute_table): Likewise.
14162 * config/crx/crx.c (crx_attribute_table): Likewise.
14163 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14164 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14165 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14166 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14167 * config/sh/sh.c (sh_attribute_table): Likewise.
14168 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14169 * config/spu/spu.c (spu_attribute_table): Likewise.
14170 * config/v850/v850.c (v850_attribute_table): Likewise.
14172 * config/alpha/alpha.c (vms_attribute_table): Make static.
14173 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14174 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14175 * config/mips/mips.c (mips_attribute_table): Likewise.
14177 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14179 (cc1-checksum.o): Likewise.
14181 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14183 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14185 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14187 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14188 insn if it is changing sp. Use gen_add3_insn instead of
14189 conditionally gen_addsi3 and gen_adddi3.
14190 (offset_below_red_zone_p): New static inline function.
14191 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14192 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14193 * config/rs6000/ppc-asm.h: Include auto-host.h.
14194 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14195 CFI_RESTORE): Define.
14196 * config/rs6000/crtresxgpr.asm: Add unwind info.
14197 * config/rs6000/crtresxfpr.asm: Likewise.
14198 * config/rs6000/crtresgpr.asm: Likewise.
14199 * config/rs6000/crtresfpr.asm: Likewise.
14200 * config/rs6000/crtsavgpr.asm: Likewise.
14201 * config/rs6000/crtsavfpr.asm: Likewise.
14203 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14204 argument of DWARF2_FRAME_REG_OUT macros.
14206 2009-06-03 Julian Brown <julian@codesourcery.com>
14208 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14209 words or less (including TImode) in core registers.
14211 2009-06-03 Richard Guenther <rguenther@suse.de>
14213 PR middle-end/40328
14214 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14216 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14218 * statistics.c (statistics_counter_event): Do not record event
14219 in pass dump if its number == -1.
14220 (curr_statistics_hash): Add assert that we never get passes
14221 with static number == -1.
14223 2009-06-03 Richard Guenther <rguenther@suse.de>
14224 Andrey Belevantsev <abel@ispras.ru>
14226 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14227 non-BLKmode arrays addressable.
14229 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14231 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14232 * config/m68k/m68k.h: ... here.
14234 2009-06-03 Martin Jambor <mjambor@suse.cz>
14236 PR tree-optimization/40323
14237 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14240 2009-06-03 Richard Guenther <rguenther@suse.de>
14242 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14245 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14247 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14248 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14249 JUMP_TABLE_DATA_P where applicable.
14250 * config/sh/sh.c: Ditto.
14251 * config/sh/sh.h: Ditto.
14252 * config/sh/sh.md: Ditto.
14253 * config/sh/symbian.c: Ditto.
14255 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14257 * config/i386/driver-i386.c (describe_cache): Optimize
14258 concatenation of strings. Use snprintf instead of sprintf.
14259 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14260 target when not compiling with GCC.
14262 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14264 * config/sh/sh.c: Revert last change.
14265 (sh_expand_epilogue): Emit a blockage insn before the frame
14266 pointer adjustment unconditionally.
14268 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14270 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14271 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14272 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14273 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14274 to COLLECT_GCC_OPTIONS.
14276 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14278 * collect2.c (target_system_root): New variable.
14279 (main): Handle --sysroot=.
14280 (ignore_library): Strip the sysroot from the library path.
14282 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14284 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14285 (collect2.o): Depend on collect2-aix.h.
14286 (collect2-aix.o): New rule.
14287 * collect2-aix.h: New file.
14288 * collect2-aix.c: Likewise.
14289 * collect2.c: Include collect2-aix.h. Don't undefine
14290 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14291 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14292 Use TARGET_AIX_VERSION instead of _AIX51.
14293 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14294 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14295 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14296 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14297 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14299 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14301 * collect2.c (ignore_library): Avoid premature post-increment
14302 and null deference.
14304 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14306 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14307 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14308 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14309 CROSS_DIRECTORY_STRUCTURE too.
14310 (LINK_LIBG_SPEC): Likewise.
14311 (LIB_SPEC): Add %R to sysroot paths.
14312 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14313 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14314 * config/rs6000/aix51.h: As for aix43.h.
14315 * config/rs6000/aix52.h: Likewise.
14316 * config/rs6000/aix53.h: Likewise.
14317 * config/rs6000/aix61.h: Likewise.
14318 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14319 to the beginning of sysroot paths.
14321 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14323 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14324 INSN_LISTs that are out of the REG_NOTE range.
14326 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14328 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14329 (struct var_to_expand): Likewise.
14330 (struct opt_info): Add head and tail for linked lists of the above.
14331 (analyze_insn_to_expand_var): Initialize next.
14332 (analyze_iv_to_split_insn): Likewise.
14333 (analyze_insns_in_loop): Create linked lists.
14334 (allocate_basic_variable): Simplify for use without hash table.
14335 (insert_var_expansion_initialization): Likewise, make it type-safer.
14336 (combine_var_copies_in_loop_exit): Likewise.
14337 (apply_opt_in_copies): Walk lists rather than hash tables.
14338 (release_var_copies): Simplified and inlined by hand into...
14339 (free_opt_info): ... this function.
14341 2009-06-02 Richard Guenther <rguenther@suse.de>
14343 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14346 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14348 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14349 only for builtins that are not overridden.
14351 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14353 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14356 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14358 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14360 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14362 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14364 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14366 * common.opt (fdump-unnumbered-links): New.
14367 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14368 * print-rtl.c (flag_dump_unnumbered_links): New.
14369 (print_rtx): Test it.
14371 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14373 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14374 push/pop multiple to 8-byte alignment.
14376 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14378 * config/i386/i386.c (queued_cfa_restores): New static variable.
14379 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14381 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14382 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14383 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14384 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14385 note unconditionally.
14386 (ix86_emit_restore_regs_using_mov): Likewise.
14387 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14388 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14389 it through to ix86_emit_restore_reg_using_pop.
14390 (ix86_emit_leave): Add RED_OFFSET argument. Call
14391 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14392 instead of adding REG_CFA_OFFSET note unconditionally.
14393 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14394 the above functions. Call ix86_add_queued_cfa_restore_notes when
14397 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14398 force output of the label even for dwarf2out_do_cfi_asm.
14399 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14400 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14401 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14403 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14404 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14405 dwarf2out_cfi_label callers.
14406 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14407 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14408 Adjust dwarf2out_cfi_label callers.
14409 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14411 * config/i386/i386.h (struct machine_cfa_state,
14412 struct machine_function): Guard with ifndef USED_FOR_TARGET
14413 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14416 * emutls.c (__emutls_get_address): Change arr->size to mean number
14417 of allocated arr->data entries instead of # of slots + 1.
14419 PR middle-end/40316
14420 * recog.c (peep2_reinit_state): New function.
14421 (peephole2_init_state): Use it at the end of a basic block and also
14422 when seeing a RTX_FRAME_RELATED_P insn.
14424 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14426 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14427 fixuns_truncrfdi2): New.
14428 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14429 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14430 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14431 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14432 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14433 *recip_approx): Remove.
14434 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14435 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14436 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14438 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14441 2009-06-01 Ian Lance Taylor <iant@google.com>
14443 * attribs.c (register_attribute): Use CONST_CAST.
14444 * collect2.c (main): Use CONST_CAST2.
14445 (scan_prog_file): Likewise.
14446 * gcc.c (process_command, main): Likewise.
14447 * toplev.c (toplev_main): Likewise.
14449 * c-typeck.c (handle_warn_cast_qual): New static function,
14450 partially broken out of build_c_cast.
14451 (build_c_cast): Call handle_warn_cast_qual.
14452 * doc/invoke.texi (Warning Options): Document new effect of
14455 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14457 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14458 (diagnostic_report_current_module): Print columns.
14459 * common.opt (flag_show_column): Enable by default.
14461 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14463 * alias.c (find_base_term): Check for NULL term before returning.
14465 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14467 Revert due to PR40320:
14468 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14469 * calls.c (emit_library_call_value_1): Don't force_operand for move
14472 2009-06-01 Olivier Hainque <hainque@adacore.com>
14473 Eric Botcazou <ebotcazou@adacore.com>
14475 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14476 to be processed as a bitfield for constructor output purposes.
14477 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14479 * varasm.c (oc_local_state): New type, output_constructor
14480 local state to support communication with helpers.
14481 (oc_outer_state): New type, output_constructor outer state of
14482 relevance in recursive calls.
14483 (output_constructor_array_range): New output_constructor helper,
14484 extracted code for an array range element.
14485 (output_constructor_regular_field): New output_constructor helper,
14486 extracted code for an element that is not a bitfield.
14487 (output_constructor_bitfield): New output_constructor helper,
14488 extracted code for a bitfield element. Accept an OUTER state
14489 argument for recursive processing. Recurse on record or array
14490 CONSTRUCTOR values, possibly past noop conversions.
14491 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14492 VALUE is a valid constant-valued expression for use in a static
14493 bit-field initializer.
14494 (output_constructor): Rework to use helpers. Accept and honor an
14495 OUTER state argument for recursive calls. Return total size. Be
14496 prepared for nested constructors initializing bitfields.
14497 (output_constant): Feed OUTER in calls to output_constructor.
14499 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14501 * calls.c (emit_library_call_value_1): Don't force_operand for move
14504 2009-06-01 Nick Clifton <nickc@redhat.com>
14506 * doc/invoke.texi (IA-64 Options): Fix typo.
14508 2009-06-01 Ira Rosen <irar@il.ibm.com>
14510 PR tree-optimization/39129
14511 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14513 (vect_do_peeling_for_loop_bound): Use
14514 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14515 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14516 (vect_loop_versioning): Likewise.
14517 (vect_create_cond_for_alias_checks): Fix indentation.
14518 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14520 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14521 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14522 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14523 "control flow in loop".
14524 (vect_estimate_min_profitable_iters): Use
14525 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14526 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14527 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14528 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14529 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14530 statement belongs to a group of strided accesses with the exact code
14532 (vectorizable_load): Likewise.
14533 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14534 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14536 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14538 * config/freebsd-stdint.h: New file.
14539 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14540 Add freebsd-stdint.h to tm_file.
14542 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14544 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14545 (thumb2_extendhidi2): Likewise.
14547 2009-05-31 Ian Lance Taylor <iant@google.com>
14549 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14551 2009-05-31 Ian Lance Taylor <iant@google.com>
14553 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14554 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14555 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14557 2009-05-31 Jason Merrill <jason@redhat.com>
14559 * tree-pretty-print.c (print_call_name): Take the callee, not the
14560 call itself. Make non-static. Use dump_function_name for functions.
14561 (dump_generic_node): Adjust.
14562 * diagnostic.h: Declare print_call_name.
14563 * gimple-pretty-print.c (dump_gimple_call): Use it.
14565 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14567 * config/sh/sh.md (ashldi3_std): New define_expand.
14570 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14573 * config/sh/sh.c: Include debug.h.
14574 (sh_expand_epilogue): Emit a blockage insn before the frame
14575 pointer adjustment also when dwarf2out_do_frame returns true.
14577 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14579 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14580 (thumb2_extendqidi2): New pattern.
14582 2009-05-31 Ira Rosen <irar@il.ibm.com>
14584 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14585 mark phis for renaming.
14586 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14587 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14588 Call mark_sym_for_renaming.
14589 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14590 * tree-vect-loop.c (vect_transform_loop): Remove
14591 vect_memsyms_to_rename initialization and a call to
14592 mark_set_for_renaming.
14594 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14596 PR middle-end/40304
14597 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14598 frame related even if !set_cfa && style < 0.
14600 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14602 * config/i386/mingw-tls.c: New file.
14603 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14604 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14605 defining _WIN32 but not __CYGWIN__.
14607 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14609 * configure.ac: Add MPC support.
14611 * config.in, configure: Regenerate.
14613 2009-05-29 Richard Henderson <rth@redhat.com>
14615 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14616 NOTE_INSN_BASIC_BLOCK.
14617 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14618 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14619 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14621 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14623 (add_cfi): Disable check redefining cfa away from drap.
14624 (lookup_cfa_1): Add remember argument; handle remember/restore.
14625 (lookup_cfa): Pass remember argument.
14626 (cfa_remember): New.
14627 (compute_barrier_args_size_1): Remove sibcall check.
14628 (dwarf2out_frame_debug_def_cfa): New.
14629 (dwarf2out_frame_debug_adjust_cfa): New.
14630 (dwarf2out_frame_debug_cfa_offset): New.
14631 (dwarf2out_frame_debug_cfa_register): New.
14632 (dwarf2out_frame_debug_cfa_restore): New.
14633 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14634 (dwarf2out_begin_epilogue): New.
14635 (dwarf2out_frame_debug_restore_state): New.
14636 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14637 DW_CFA_restore_state.
14638 (output_cfi_directive): Likewise.
14639 (convert_cfa_to_fb_loc_list): Likewise.
14640 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14641 * dwarf2out.h: Update.
14642 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14643 (copy_insn_1): Early out for null.
14644 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14645 and dwarf2out_frame_debug_restore_state.
14646 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14647 (prologue_insn_hash, epilogue_insn_hash): New.
14648 (free_after_compilation): Adjust freeing accordingly.
14649 (record_insns): Create hash table if needed; push insns into
14650 hash instead of array.
14651 (maybe_copy_epilogue_insn): New.
14652 (contains): Search hash table instead of array.
14653 (sibcall_epilogue_contains): Remove.
14654 (thread_prologue_and_epilogue_insns): Split eh_return insns
14655 and mark them as epilogues.
14656 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14657 scanning in terms of basic blocks.
14658 * insn-notes.def (CFA_RESTORE_STATE): New.
14659 * jump.c (returnjump_p_1): Accept EH_RETURN.
14660 (eh_returnjump_p_1, eh_returnjump_p): New.
14661 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14662 CFA_REGISTER, CFA_RESTORE): New.
14663 * rtl.def (EH_RETURN): New.
14664 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14666 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14667 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14669 * config/i386/i386.c (gen_push): Update cfa state.
14670 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14671 add a CFA_ADJUST_CFA note.
14672 (ix86_dwarf_handle_frame_unspec): Remove.
14673 (ix86_expand_prologue): Update cfa state.
14674 (ix86_emit_restore_reg_using_pop): New.
14675 (ix86_emit_restore_regs_using_pop): New.
14676 (ix86_emit_leave): New.
14677 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14678 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14679 * config/i386/i386.h (struct machine_cfa_state): New.
14680 (ix86_cfa_state): New.
14681 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14682 (eh_return_internal): Merge from eh_return_<mode>,
14683 use eh_return rtx, split w/ epilogue.
14685 2009-05-29 Ian Lance Taylor <iant@google.com>
14687 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14689 * calls.c (emit_library_call_value_1): Likewise.
14691 * c-typeck.c (c_build_va_arg): New function.
14692 * c-tree.h (c_build_va_arg): Declare.
14693 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14694 instead of build_va_arg.
14696 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14698 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14699 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14700 (ptr_difference_cost): Use affine combinations to compute it.
14701 (difference_cost): Likewise.
14702 (get_computation_cost_at): Compute more accurate cost for addresses
14703 if the ratio is a multiplier allowed in addresses.
14704 For non-addresses, consider that an additional offset or symbol is
14707 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14709 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14710 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14712 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14713 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14714 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14716 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14717 to 1 for TYPE_SSE{IADD1,CVT1}.
14718 (prefix_vex_imm8): Removed.
14719 (length_vex): Only pass 1 as second argument to
14720 ix86_attr_length_vex_default if prefix_extra is 0.
14721 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14722 (length): For prefix vex computation use length_immediate
14723 attribute instead of prefix_vex_imm8.
14724 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14725 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14726 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14727 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14728 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14729 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14730 a space in between the operands.
14731 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14732 if one operand is 0xff and the other one si, di, bp or sp.
14733 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14734 other one si, di, bp or sp.
14735 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14736 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14737 type and mode attributes.
14738 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14739 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14740 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14741 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14742 prefix_data16 attribute iff MODE_DF.
14743 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14744 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14745 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14746 constm128_operand in length_immediate computation.
14747 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14748 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14749 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14750 length_immediate attribute to 1.
14751 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14752 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14753 for certain alternatives.
14754 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14755 prefix_data16 attribute if MODE_V1DF.
14756 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14757 length_immediate to 1.
14758 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14759 length_address to 4, set mode attribute to MODE_DI.
14760 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14761 (fxam<mode>2_i387): Set length attribute to 4.
14762 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14763 *prefetch_3dnow_rex): Override length_address attribute.
14764 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14766 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14767 (constm128_operand): Removed.
14768 * config/i386/i386.c (memory_address_length): For
14769 disp && !index && !base in 64-bit mode account for SIB byte if
14770 print_operand_address can't optimize disp32 into disp32(%rip)
14771 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14772 for fs: or gs: segment.
14773 (ix86_attr_length_immediate_default): When checking if shortform
14774 is possible, truncate immediate to the length of the non-shortened
14776 (ix86_attr_length_address_default): Ignore MEM_P operands
14778 (ix86_attr_length_vex_default): Only check for DImode on
14779 GENERAL_REG_P operands.
14780 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14781 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14782 (sse_cvttps2pi): Clear prefix_rep attribute.
14783 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14785 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14786 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14787 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14788 iff operand 2 is const_int_operand.
14789 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14790 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14791 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14793 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14795 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14796 prefix_data16 attribute for movlpd and movhpd instructions.
14797 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14798 length_immediate for shufpd instruction.
14799 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14800 (avx_cmpp<avxmodesuffixf2c><mode>3,
14801 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14802 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14803 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14804 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14805 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14806 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14807 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14808 prefix_data16 attribute for the first alternative to 1.
14809 (*avx_loadlps): Override length_immediate for the first alternative.
14810 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14811 attributes for second alternative.
14812 (*vec_concatv2sf_sse4_1): Override length_immediate and
14813 prefix_data16 attributes for second alternative.
14814 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14815 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14816 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14817 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14818 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14819 prefix_data16 and length_immediate to 1.
14820 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14822 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14823 prefix_extra attribute for variants that don't have 0f prefix alone.
14824 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14825 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14826 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14827 *sse4_1_pextrd): Set length_immediate to 1.
14828 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14829 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14831 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14832 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14833 length_immediate to 1 for second alternative.
14834 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14835 prefix_extra and length_immediate attributes for the first
14837 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14839 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14840 to 1 for the first and third alternative.
14841 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14843 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14845 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14847 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14848 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14849 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14850 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14851 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14852 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14853 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14854 ssse3_psign<mode>3): Override prefix_rex attribute.
14855 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14856 (ssse3_palignrti): Override length_immediate to 1.
14857 (ssse3_palignrdi): Override length_immediate to 1, override
14858 prefix_rex attribute.
14859 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14860 (sse4a_extrqi): Override length_immediate to 2.
14861 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14862 (sse4a_insertq): Override prefix_data16 to 0.
14863 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14864 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14865 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14866 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14867 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14868 and length_immediate to 1.
14869 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14870 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14871 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14872 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14873 and length_immediate to 1.
14874 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14875 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14876 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14877 avx_ptest256): Override prefix_extra to 1.
14878 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14879 Override prefix_data16 and length_immediate to 1.
14880 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14881 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14882 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14883 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14884 prefix_data16 to 0 and prefix_extra to 2.
14885 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14886 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14888 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14889 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14890 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14891 and prefix_extra to 2.
14892 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14893 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14894 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14895 avx_vpermilvar<mode>3,
14896 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14897 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14898 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14899 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14900 Override prefix_extra to 1.
14901 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14902 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14903 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14904 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14905 prefix_extra and length_immediate to 1.
14906 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14908 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14909 to 1 for the first alternative.
14910 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14911 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14913 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14914 *movv2sf_internal_avx, *movv2sf_internal): Override
14915 prefix_rep attribute for certain alternatives.
14916 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14917 attributes for certain alternatives.
14918 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14919 attributes for certain alternatives.
14920 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14921 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14922 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14923 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14924 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14925 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14926 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14927 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14928 length_immediate to 1 if operand 2 is const_int_operand.
14929 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14930 *vec_extractv2si_1): Set length_immediate attribute to 1.
14931 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14932 using old 3DNOW insn rather than SSE/3DNOW_A.
14933 (mmx_emms, mmx_femms): Clear modrm attribute.
14935 2009-05-29 Martin Jambor <mjambor@suse.cz>
14937 * tree-sra.c: New implementation of SRA.
14939 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14940 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14941 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14942 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14943 (SRA_MAX_STRUCTURE_COUNT): Removed.
14944 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14945 * doc/invoke.texi (sra-max-structure-size): Removed.
14946 (sra-field-structure-ratio): Removed.
14948 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14950 PR middle-end/40291
14951 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14954 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14956 PR rtl-optimization/40101
14957 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14958 seqno. Adjust comment.
14959 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14960 inserting bookkeeping before a jump, the jump is not scheduled.
14961 When no positive seqno found, provide a value. Add comment.
14963 2009-05-29 Richard Guenther <rguenther@suse.de>
14965 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14966 short-cutting on the first component.
14968 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14970 PR middle-end/39958
14971 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14972 for trees other than decls/types.
14974 2009-05-29 Richard Guenther <rguenther@suse.de>
14976 * tree-ssa-operands.c (get_expr_operands): Do not handle
14977 INDIRECT_REFs in the handled-component case. Remove
14978 unused get_ref_base_and_extent case.
14979 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14980 tree_low_cst and host_integerp where possible.
14981 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14982 codes for equivalence.
14983 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14985 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14987 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14988 to tmake_file for i[34567]86-*-cygwin*.
14990 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14993 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14994 (altivec_categorize_keyword, init_vector_keywords,
14995 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14998 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15000 * tree.c (handle_dll_attribute): Check if node is
15001 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15003 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15005 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15007 (thumb2_zero_extendqidi2): Likewise.
15009 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15011 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15012 instead of gen_movrt.
15013 * config/sh/sh.md (movrt): Remove.
15015 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15017 * doc/invoke.texi (IA-64 Options):
15018 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15019 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15020 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15021 -msched-prefer-non-control-spec-insns,
15022 -msched-stop-bits-after-every-cycle,
15023 -msched-count-spec-in-critical-path,
15024 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15025 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15026 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15027 and -msched-spec-verbose.
15029 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15031 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15032 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15034 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15036 2009-05-28 Richard Guenther <rguenther@suse.de>
15038 * tree-ssa-alias.c (ao_ref_init): New function.
15039 (ao_ref_base): Likewise.
15040 (ao_ref_base_alias_set): Likewise.
15041 (ao_ref_alias_set): Likewise.
15042 (refs_may_alias_p_1): Change signature.
15043 (refs_may_alias_p): Adjust.
15044 (refs_anti_dependent_p): Likewise.
15045 (refs_output_dependent_p): Likewise.
15046 (call_may_clobber_ref_p_1): Change signature.
15047 (call_may_clobber_ref_p): Adjust.
15048 (stmt_may_clobber_ref_p_1): New function split out from ...
15049 (stmt_may_clobber_ref_p): ... here.
15050 (maybe_skip_until): Adjust signature.
15051 (get_continuation_for_phi): Likewise.
15052 (walk_non_aliased_vuses): Likewise.
15053 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15054 (ao_ref_init): Declare.
15055 (ao_ref_base): Likewise.
15056 (ao_ref_alias_set): Likewise.
15057 (stmt_may_clobber_ref_p_1): Likewise.
15058 (walk_non_aliased_vuses): Adjust.
15059 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15060 (get_ref_from_reference_ops): remove.
15061 (vn_reference_lookup_2): Adjust signature.
15062 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15063 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15064 (vn_reference_lookup): Adjust.
15065 (vn_reference_insert): Likewise.
15066 (vn_reference_insert_pieces): Adjust signature.
15067 (visit_reference_op_call): Adjust.
15068 * tree-ssa-pre.c (get_expr_type): Simplify.
15069 (phi_translate_1): Adjust.
15070 (compute_avail): Likewise.
15071 (translate_vuse_through_block): Do not re-build trees.
15072 (value_dies_in_block_x): Likewise.
15073 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15075 (vn_reference_lookup_pieces): Adjust declaration.
15076 (vn_reference_insert_pieces): Likewise.
15078 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15080 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15081 with checking disabled.
15083 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15087 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15088 macro definition for support of three-operand format aligned
15089 .comm directive in assembler on cygwin/pe/mingw target OS.
15090 * configure: Regenerate.
15091 * config.h: Regenerate.
15093 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15094 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15095 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15097 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15098 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15100 2009-05-28 Ira Rosen <irar@il.ibm.com>
15102 PR tree-optimization/40254
15103 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15104 in analysis of basic blocks.
15106 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15108 PR middle-end/33699
15109 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15110 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15111 (TARGET_INITIALIZER): Use it.
15112 * cse.c (CHEAPER): Move it up to the other macros.
15113 (insert): Rename this ...
15114 (insert_with_costs): ... to this. Add cost parameters. Update
15116 (insert): New function. Call insert_with_costs.
15117 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15118 find_reg_offset_for_const, try_const_anchors): New functions.
15119 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15120 when using a const-anchor. Call insert_const_anchors.
15121 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15122 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15124 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15126 * tree-inline.c (remap_decls): Enable nonlocalized variables
15127 when not optimizing.
15129 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15131 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15132 Simplify other tests involving optimize.
15134 2009-05-27 Tom Tromey <tromey@redhat.com>
15136 * unwind-dw2.c (_Unwind_DebugHook): New function.
15137 (uw_install_context): Call _Unwind_DebugHook.
15139 2009-05-27 Tom Tromey <tromey@redhat.com>
15141 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15143 2009-05-27 Ian Lance Taylor <iant@google.com>
15145 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15146 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15147 (ALL_LINKERFLAGS): Define.
15148 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15149 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15150 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15151 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15152 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15153 $(LINKER_FOR_BUILD).
15154 (build/gcov-iov$(build_exeext)): Likewise.
15156 2009-05-27 Julian Brown <julian@codesourcery.com>
15158 * gcse.c (target.h): Include.
15159 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15160 copy of argument to a pseudo register.
15162 2009-05-27 Diego Novillo <dnovillo@google.com>
15164 * tree-ssa-live.c (dump_scope_block): Document arguments.
15165 (dump_scope_blocks): Document.
15166 (debug_scope_blocks): New.
15167 * tree-flow.h (debug_scope_blocks): Declare.
15169 2009-05-21 Denis Chertykov <denisc@overta.ru>
15171 * doc/contrib.texi (Contributors): Add myself to the list.
15173 2009-05-27 Olivier Hainque <hainque@adacore.com>
15175 * expr.c (target_align): New function. Alignment the TARGET of an
15176 assignment may be assume to have.
15177 (highest_pow2_factor_for_target): Use it instead of relying on
15178 immediate tree attributes of TARGET, not necessarily honored when
15179 intermediate bitfields are involved.
15181 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15184 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15185 AVX, SSE4, AES, PCLMUL and POPCNT.
15187 2009-05-27 Diego Novillo <dnovillo@google.com>
15189 * tree-pretty-print.c (dump_location): New.
15190 (dump_generic_node): Call it.
15191 Factor code to handle BLOCK nodes ...
15192 (dump_block_node): ... here.
15194 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15196 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15198 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15200 * gcc-plugin.h: Include config.h and system.h.
15201 (IN_GCC): Define if not defined.
15203 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15205 PR middle-end/40249
15206 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15209 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15211 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15213 * config/m32r/m32r.h: Ditto.
15214 * config/m32r/m32r.md: Ditto.
15215 * config/m32r/predicates.md: Ditto.
15217 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15219 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15221 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15224 (Loading plugins): typo.
15225 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15226 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15227 (Interacting with the GCC Garbage Collector): Added new section.
15228 (Giving information about a plugin): Added new section for
15230 * ggc.h (ggc_register_root_tab): Added declaration.
15231 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15232 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15233 (register_callback): Improved comment in declaration.
15234 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15235 (extra_root_vec) Added static variable for dynamic roots registration.
15236 (ggc_register_root_tab) Added new routine.
15237 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15238 PLUGIN_GGC_MARKING event.
15239 * ggc-zone.c: Include plugin.h.
15240 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15241 * ggc-page.c: Include plugin.h.
15242 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15243 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15244 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15245 (register_callback): check lack of callbacks for
15246 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15247 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15248 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15249 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15250 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15251 dependency on plugin.h.
15252 (plugin.o): Added dependency on ggc.h...
15254 2009-05-26 Richard Guenther <rguenther@suse.de>
15256 PR middle-end/40248
15258 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15259 with mismatched comparison modes.
15261 * expr.c (expand_expr_real_1): Expand the operand of a
15262 VIEW_CONVERT_EXPR in its natural mode.
15264 2009-05-26 Ian Lance Taylor <iant@google.com>
15266 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15267 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15268 (ALL_COMPILERFLAGS): Define.
15269 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15270 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15271 (collect2$(exeext), collect2.o): Likewise.
15272 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15273 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15274 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15275 (libbackend.o, intl.o, cppdefault.o): Likewise.
15276 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15277 (build/%.o): Use $(COMPILER_FOR_BUILD).
15278 (build/gen%$(build_exeext)): Likewise.
15279 (build/gcov-iov$(build_exeext)): LIkewise.
15280 * config/t-darwin (darwin.o): Use $(COMPILER).
15281 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15282 * config/t-sol2 (sol2-c.o): Likewise.
15283 (sol2.o): Likewise.
15284 * config/t-vxworks (vxworks.o): Likewise.
15285 * config/x-darwin (host-darwin.o): Likewise.
15286 * config/x-hpux (host-hpux.o): Likewise.
15287 * config/x-linux (host-linux.o): Likewise.
15288 * config/x-solaris (host-solaris.o): Likewise.
15289 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15290 * config/arm/t-arm (arm-c.o): Likewise.
15291 * config/arm/t-pe (pe.o): Likewise.
15292 * config/arm/t-wince-pe (pe.o): Likewise.
15293 * config/i386/t-cygming (winnt.o): Likewise.
15294 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15295 * config/i386/t-cygwin (cygwin1.o): Likewise.
15296 (cygwin2.o): Likewise.
15297 * config/i386/t-i386 (i386-c.o): Likewise.
15298 * config/i386/t-interix (winnt.o): Likewise.
15299 * config/i386/t-netware (netware.o): Likewise.
15300 * config/i386/t-nwld (nwld.o): Likewise.
15301 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15302 * config/i386/x-i386 (driver-i386.o): Likewise.
15303 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15304 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15305 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15306 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15307 * config/mips/x-native (driver-native.o): Likewise.
15308 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15309 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15310 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15311 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15312 * config/score/t-score-elf (score7.o): Likewise.
15313 (score3.o): Likewise.
15314 * config/sh/t-sh (sh-c.o): Likewise.
15315 * config/sh/t-symbian (sh-c.o): Likewise.
15316 (symbian.o): Likewise.
15317 * config/spu/t-spu-elf (spu-c.o): Likewise.
15318 * config/v850/t-v850 (v850-c.o): Likewise.
15319 * config/v850/t-v850e (v850-c.o): Likewise.
15321 2009-05-26 Richard Guenther <rguenther@suse.de>
15323 PR tree-optimization/40122
15324 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15325 VECTOR_CSTs if possible.
15326 (fold_gimple_assign): Likewise.
15328 2009-05-26 Richard Guenther <rguenther@suse.de>
15330 PR middle-end/40252
15331 * fold-const.c (fold_binary): Use the correct types for building
15334 2009-05-26 Richard Guenther <rguenther@suse.de>
15336 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15337 redundant calls to merge_alias_info.
15338 (bump_vector_ptr): Likewise.
15339 * tree-ssa-copy.c (merge_alias_info): Remove.
15340 (replace_exp_1): Remove call to merge_alias_info.
15341 (propagate_tree_value): Likewise.
15342 (fini_copy_prop): Propagate points-to info.
15343 * tree-flow.h (merge_alias_info): Remove.
15345 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15347 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15349 2009-05-25 Jan Hubicka <jh@suse.cz>
15351 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15352 * cgraph.h (struct inline_summary): New filed self_wize,
15353 size_inlining_benefit, self_time and time_inlining_benefit.
15354 (struct cgraph_global_info): Replace insns by time ans size fields.
15355 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15356 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15357 (ipcp_update_callgraph): Do not touch function bodies.
15358 * ipa-inline.c: Include except.h
15359 (MAX_TIME): New constant.
15360 (overall_insns): Remove.
15361 (leaf_node_p): New.
15362 (overall_size, max_benefit): New static variables.
15363 (cgraph_estimate_time_after_inlining): New function.
15364 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15365 (cgraph_clone_inlined_nodes): Update size.
15366 (cgraph_mark_inline_edge): Update size.
15367 (cgraph_estimate_growth): Use size info.
15368 (cgraph_check_inline_limits): Check size.
15369 (cgraph_default_inline_p): Likewise.
15370 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15371 (cgraph_decide_recursive_inlining): Check size.
15372 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15374 (cgraph_decide_inlining): Likewise.
15375 (cgraph_decide_inlining_incrementally): Likewise; honor
15376 PARAM_EARLY_INLINING_INSNS.
15377 (likely_eliminated_by_inlining_p): New predicate.
15378 (estimate_function_body_sizes): New function.
15379 (compute_inline_parameters): Use it.
15380 * except.c (must_not_throw_labels): New function.
15381 * except.h (must_not_throw_labels): Declare.
15382 * tree-inline.c (init_inline_once): Kill inlining_weigths
15383 * tree-ssa-structalias.c: Avoid uninitialized warning.
15384 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15385 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15386 (PARAM_INLINE_CALL_COST): Remove.
15387 (PARAM_EARLY_INLINING_INSNS): New.
15389 2009-05-25 Richard Guenther <rguenther@suse.de>
15391 PR tree-optimization/36327
15392 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15393 callback for reference translation or lookup at the point of may-defs.
15394 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15395 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15396 for union COMPONENT_REFs.
15397 (vn_reference_lookup_3): New callback. Lookup from memset
15398 and CONSTRUCTOR assignment, translate through struct copies.
15399 (vn_reference_lookup_pieces): Make sure to not free the
15400 passed operands array. Adjust walk_non_aliased_vuses call.
15401 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15402 make sure we do not leak memory.
15404 2009-05-25 Richard Guenther <rguenther@suse.de>
15406 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15407 * tree-inline.c (expand_call_inline): Reset the escaped and
15408 callused solutions.
15409 * tree-ssa-structalias.c (pass_build_ealias): New.
15410 * tree-pass.h (pass_build_ealias): Declare.
15411 * passes.c (init_optimization_passes): Add PTA during
15412 early optimizations.
15413 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15414 and CALLUSED solutions.
15415 (dump_points_to_solution): New function, split out from ...
15416 (dump_points_to_info_for): ... here.
15417 * tree-parloops.c (parallelize_loops): Reset the escaped and
15418 callused solutions.
15420 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15423 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15424 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15426 2009-05-25 Ira Rosen <irar@il.ibm.com>
15428 PR tree-optimization/40238
15429 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15430 statements after basic block's labels.
15431 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15432 to free the allocated memory.
15434 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15436 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15437 return address with a USE.
15439 2009-05-24 Richard Guenther <rguenther@suse.de>
15441 PR middle-end/40233
15442 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15443 array type from the main variant of the inner type.
15445 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15447 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15448 definition to bool (from int) to un-break build.
15449 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15451 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15453 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15454 discard_stmt_changes): Delete.
15455 * tree-ssa-operands.c (scb_stack): Delete.
15456 (init_ssa_operands): Do not initialize it.
15457 (fini_ssa_operands): Do not free it.
15458 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15460 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15461 update_stmt, remove the others. Fix comments.
15462 * tree-dfa.c (optimize_stack_restore): Likewise.
15463 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15464 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15465 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15466 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15468 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15469 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15470 (dom_opt_finalize_block): Likewise, adjusting access to
15472 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15473 (stmts_to_rescan): Change item type to gimple.
15474 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15476 2009-05-24 Ira Rosen <irar@il.ibm.com>
15478 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15479 * tree-pass.h (pass_slp_vectorize): New pass.
15480 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15481 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15482 * tree-vectorizer.c (timevar.h): Include.
15483 (user_vect_verbosity_level): Declare.
15484 (vect_location): Fix comment.
15485 (vect_set_verbosity_level): Update user_vect_verbosity_level
15486 instead of vect_verbosity_level.
15487 (vect_set_dump_settings): Add an argument. Ignore user defined
15488 verbosity if dump flags require higher level of verbosity. Print to
15489 stderr only for loop vectorization.
15490 (vectorize_loops): Update call to vect_set_dump_settings.
15491 (execute_vect_slp): New function.
15492 (gate_vect_slp): Likewise.
15493 (struct gimple_opt_pass pass_slp_vectorize): New.
15494 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15495 access its members.
15496 (vec_info_for_bb): New function.
15497 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15498 (VECTORIZATION_ENABLED): New macro.
15499 (SLP_ENABLED, SLP_DISABLED): Likewise.
15500 (vect_is_simple_use): Add bb_vec_info argument.
15501 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15502 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15503 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15504 vect_schedule_slp, vect_analyze_slp): Likewise.
15505 (vect_analyze_stmt): Add slp_tree argument.
15506 (find_bb_location): Declare.
15507 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15508 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15509 (vect_analyze_loop_operations, vect_analyze_loop,
15510 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15511 vect_finalize_reduction, vectorizable_reduction,
15512 vectorizable_live_operation, vect_transform_loop): Likewise.
15513 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15514 skip evolution analysis if analyzing a basic block.
15515 (dr_analyze_indices): Likewise.
15516 (initialize_data_dependence_relation): Skip the test whether the
15517 object is invariant for basic blocks.
15518 (compute_all_dependences): Skip dependence analysis for data
15519 references in basic blocks.
15520 (find_data_references_in_stmt): Don't fail in case of invariant
15521 access in basic block.
15522 (find_data_references_in_bb): New function.
15523 (find_data_references_in_loop): Move code to
15524 find_data_references_in_bb and add a call to it.
15525 (compute_data_dependences_for_bb): New function.
15526 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15527 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15529 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15530 unknown dependence in basic block and fail in case of dependence in
15532 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15533 dependence instances from either loop or basic block vectorization
15535 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15536 before calling nested_in_vect_loop_p.
15537 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15538 dependence instances from either loop or basic block vectorization
15540 (vect_verify_datarefs_alignment): Likewise.
15541 (vect_enhance_data_refs_alignment): Adjust function calls.
15542 (vect_analyze_data_refs_alignment): Likewise.
15543 (vect_analyze_group_access): Fix printing. Skip different checks if
15544 DR_STEP is 0. Keep strided stores either in loop or basic block
15545 vectorization data structure. Fix indentation.
15546 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15548 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15549 dependence instances from either loop or basic block vectorization
15551 (vect_analyze_data_refs): Update comment. Call
15552 compute_data_dependences_for_bb to analyze basic blocks.
15553 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15554 case of loop vectorization. In case of basic block vectorization use
15555 data-ref itself as a base.
15556 (vect_create_data_ref_ptr): In case of basic block vectorization:
15557 don't advance the pointer, add new statements before the current
15558 statement. Adjust function calls.
15559 (vect_supportable_dr_alignment): Support only aligned accesses in
15560 basic block vectorization.
15561 * common.opt (ftree-slp-vectorize): New flag.
15562 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15563 (vect_pattern_recog_1): Likewise.
15564 * tree-vect-stmts.c (process_use): Likewise.
15565 (vect_init_vector): Add new statements in the beginning of the basic
15566 block in case of basic block SLP.
15567 (vect_get_vec_def_for_operand): Adjust function calls.
15568 (vect_finish_stmt_generation): Likewise.
15569 (vectorizable_call): Add assert that it is loop vectorization, adjust
15571 (vectorizable_conversion, vectorizable_assignment): Likewise.
15572 (vectorizable_operation): In case of basic block SLP, take
15573 vectorization factor from statement's type and skip the relevance
15574 check. Adjust function calls.
15575 (vectorizable_type_demotion): Add assert that it is loop
15576 vectorization, adjust function calls.
15577 (vectorizable_type_promotion): Likewise.
15578 (vectorizable_store): Check for outer loop only in case of loop
15579 vectorization. Adjust function calls. For basic blocks, skip the
15580 relevance check and don't advance pointers.
15581 (vectorizable_load): Likewise.
15582 (vectorizable_condition): Add assert that it is loop vectorization,
15583 adjust function calls.
15584 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15585 that it is not reduction, get vector type, call only supported
15586 functions, skip loop specific parts.
15587 (vect_transform_stmt): Check for outer loop only in case of loop
15589 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15590 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15591 for external definition.
15592 * passes.c (pass_slp_vectorize): New pass.
15593 * tree-vect-slp.c (find_bb_location): New function.
15594 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15595 check for patterns only in loops.
15596 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15597 case of multiple types in basic block SLP.
15598 (vect_mark_slp_stmts_relevant): New function.
15599 (vect_supported_load_permutation_p): Fix comment.
15600 (vect_analyze_slp_instance): Add argument. In case of basic block
15601 SLP, take vectorization factor from statement's type, check that
15602 unrolling factor is 1. Adjust function call. Save SLP instance in
15603 either loop or basic block vectorization structure. Return FALSE,
15605 (vect_analyze_slp): Add argument. Get strided stores groups from
15606 either loop or basic block vectorization structure. Return FALSE
15607 if basic block SLP failed.
15608 (new_bb_vec_info): New function.
15609 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15610 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15611 (vect_schedule_slp): Add argument. Get SLP instances from either
15612 loop or basic block vectorization structure. Set vectorization factor
15613 to be 1 for basic block SLP.
15614 (vect_slp_transform_bb): New function.
15615 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15617 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15619 * final.c (shorten_branches): Do not align labels for jump tables.
15620 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15622 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15624 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15625 Remove outdated reference to flow.c and fix nits.
15626 * doc/gccint.texi: Tweak RTL description.
15627 * doc/rtl.texi: Likewise.
15629 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15631 * config/avr/avr.c: Change my email address.
15632 * config/avr/avr.h: Likewise.
15633 * config/avr/avr.md: Likewise.
15634 * config/avr/avr-protos.h: Likewise.
15635 * config/avr/libgcc.S: Likewise.
15637 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15639 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15640 (spu_split_load, spu_split_store): Change return type to int.
15641 (spu_split_convert): Declare.
15642 * config/spu/predicates.md (spu_mem_operand): Remove.
15643 (spu_mov_operand): Update.
15644 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15645 * config/spu/spu.c (regno_aligned_for_load): Remove.
15646 (reg_aligned_for_addr, spu_expand_load): Define.
15647 (spu_expand_extv): Reimplement and handle MEM.
15648 (spu_expand_insv): Handle MEM.
15649 (spu_sched_reorder): Handle insn's with length 0.
15650 (spu_legitimate_address_p): Reimplement.
15651 (store_with_one_insn_p): Return TRUE for any mode with size
15652 larger than 16 bytes.
15653 (address_needs_split): Define.
15654 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15656 (spu_convert_move): Define.
15657 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15658 (spu_split_store): Change all MEM's to TImode.
15659 (spu_init_expanders): Preallocate registers that correspond to
15660 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15662 (spu_split_convert): Define.
15663 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15664 (_move<mode>, _movdi, _movti): Update predicate and condition.
15665 (load, store): Change to define_split.
15666 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15668 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15669 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15670 define_insn_and_split of lshr<mode>3.
15671 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15672 (<v>ashr<mode>3_imm): Define.
15673 (extv, extzv, insv): Allow MEM operands.
15674 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15675 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15676 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15677 (_spu_convert2): Change to define_insn_and_split and remove the
15678 corresponding define_peephole2.
15679 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15680 Change predicates to memory_operand.
15682 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15684 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15686 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15688 PR tree-optimization/40219
15689 * tree.c (iterative_hash_expr): Make sure the builtin function is
15690 a normal builtin function and not a front end or back end builtin
15691 before indexing into the built_in_decls array.
15693 2009-05-22 Richard Guenther <rguenther@suse.de>
15695 PR middle-end/38964
15696 * alias.c (write_dependence_p): Do not use TBAA for answering
15697 anti-dependence or output-dependence.
15698 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15699 (emit_pointer_definition): Remove.
15700 (emit_alias_warning): Likewise.
15701 (find_what_var_points_to): Remove TBAA pruning code.
15702 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15704 (compute_points_to_sets): Remove code computing the set of
15705 dereferenced pointers.
15706 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15707 oracle for querying anti and output dependencies.
15708 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15709 if TBAA may be applied.
15710 (refs_anti_dependent_p): New function.
15711 (refs_output_dependent_p): Likewise.
15712 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15713 (refs_output_dependent_p): Likewise.
15714 * doc/tree-ssa.texi (Memory model): New section.
15715 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15716 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15717 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15718 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15719 * expr.c (expand_expr_real_1): Likewise.
15720 * gimple-low.c (lower_stmt): Likewise.
15721 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15722 (dump_gimple_cdt): Remove.
15723 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15724 (gimple_size): Likewise.
15725 (walk_gimple_op): Likewise.
15726 (is_gimple_stmt): Likewise.
15727 (walk_stmt_load_store_addr_ops): Likewise.
15728 (gimple_build_cdt): Remove.
15729 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15730 * gimple.h (gimple_cdt_new_type): Remove.
15731 (gimple_cdt_new_type_ptr): Likewise.
15732 (gimple_cdt_set_new_type): Likewise.
15733 (gimple_cdt_location): Likewise.
15734 (gimple_cdt_location_ptr): Likewise.
15735 (gimple_cdt_set_location): Likewise.
15736 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15737 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15738 GIMPLE_CHANGE_DYNAMIC_TYPE.
15739 (verify_types_in_gimple_stmt): Likewise.
15740 * tree-inline.c (estimate_num_insns): Likewise.
15741 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15742 (copy_decl_to_var): Likewise.
15743 (copy_result_decl_to_var): Likewise.
15744 * tree-pretty-print.c (dump_generic_node): Do not handle
15745 CHANGE_DYNAMIC_TYPE_EXPR.
15746 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15747 * tree-ssa-operands.c (get_expr_operands): Likewise.
15748 * tree-ssa-structalias.c (struct variable_info): Remove
15749 no_tbaa_pruning member.
15750 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15751 (unify_nodes): Do not copy it.
15752 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15753 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15754 (set_uids_in_ptset): Do not check it.
15755 (find_what_var_points_to): Likewise.
15756 (compute_tbaa_pruning): Remove.
15757 (compute_points_to_sets): Do not call it.
15758 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15759 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15760 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15761 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15762 (DECL_NO_TBAA_P): Likewise.
15763 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15764 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15765 (expand_omp_atomic_pipeline): Do not set it.
15766 * print-tree.c (print_node): Do not dump it.
15767 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15770 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15773 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15776 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15778 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15781 2009-05-22 Ben Elliston <bje@au.ibm.com>
15783 * Makefile.in (bversion.h, s-bversion): New targets.
15784 (TOPLEV_H): Add bversion.h.
15785 * toplev.h: Include "bversion.h".
15786 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15787 the __format__ attribute only if compiling with the same version
15788 of GCC as the sources (the "build version").
15790 2009-05-22 Ben Elliston <bje@au.ibm.com>
15792 * c-format.c (handle_format_attribute): Fix comment typo.
15794 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15797 * config/ia64/ia64.opt (mfused-madd): New.
15798 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15799 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15800 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15801 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15802 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15803 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15804 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15805 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15806 instruction if !TARGET_FUSED_MADD.
15807 (fpma, fpms): Remove colon from name.
15809 2009-05-22 Richard Guenther <rguenther@suse.de>
15811 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15812 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15813 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15815 (create_expression_by_pieces): Only convert if necessary.
15816 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15817 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15819 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15821 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15822 regular pattern from a template and rename it ...
15823 (*extzv_truncsi_exts): ... to this.
15825 2009-05-21 Richard Guenther <rguenther@suse.de>
15827 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15828 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15829 (cgraph_default_inline_p): Likewise.
15830 (cgraph_decide_inlining_incrementally): Likewise.
15832 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15833 Uros Bizjak <ubizjak@gmail.com>
15835 * config/i386/cpuid.h (bit_MOVBE): New.
15837 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15839 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15840 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15841 (ix86_handle_option): Handle OPT_mmovbe.
15842 (ix86_target_string): Add -mmovbe.
15843 (pta_flags): Add PTA_MOVBE.
15844 (processor_alias_table): Add PTA_MOVBE to "atom".
15845 (override_options): Handle PTA_MOVBE.
15847 * config/i386/i386.h (TARGET_MOVBE): New.
15849 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15850 (*bswapsi_movbe): New.
15851 (*bswapdi_movbe): Likewise.
15852 (bswapdi2): Renamed to ...
15853 (*bswapdi_1): This.
15854 (bswapdi2): New expander.
15856 * config/i386/i386.opt (mmovbe): New.
15858 * doc/invoke.texi: Document -mmovbe.
15860 2009-05-21 Taras Glek <tglek@mozilla.com>
15862 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15863 * gcc-plugin.h (plugin_init): Updated signature.
15864 * gcc-plugin.h (plugin_name_args): Moved to this header.
15865 * doc/plugins.texi (plugin_init): Updated documention to reflect
15867 * doc/plugins.texi (plugin_name_args): Added to documention.
15869 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15871 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15872 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15874 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15876 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15877 JUMP_TABLE_DATA_P predicates where applicable.
15878 * config/i386/predicates.md: Ditto.
15879 * config/i386/sse.md: Ditto.
15881 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15883 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15884 operand2 -128 override length_immediate attribute to 1.
15885 * config/i386/predicates.md (constm128_operand): New predicate.
15887 * config/i386/i386.c (memory_address_length): Handle %r12
15888 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15890 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15891 mode look through optional ZERO_EXTEND and SUBREG.
15892 * config/i386/i386.md (R12_REG): New define_constant.
15893 (prefix_data16): For sse unit set also for MODE_TI insns.
15894 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15895 insns set if operand 1 is ext_QIreg_operand.
15896 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15897 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15899 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15900 mode from MODE_DI to MODE_SI.
15901 (movdi_1_rex64): Override modrm and length_immediate attributes
15902 only for movabs (TYPE_IMOV, alternative 2).
15903 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15904 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15905 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15906 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15907 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15908 prefix_rex attribute if DImode.
15909 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15910 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15911 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15912 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15913 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15914 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15915 Likewise. For TYPE_IMOV clear length_immediate attribute.
15916 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15917 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15918 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15919 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15920 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15921 or one operand TYPE_ISHIFT.
15922 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15923 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15924 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15925 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15926 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15927 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15928 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15929 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15930 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15931 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15932 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15933 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15934 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15935 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15936 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15937 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15938 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15939 set mode attribute, don't override length attribute.
15940 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15942 (return_internal_long): Set length attribute to 2 instead of 1.
15943 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15944 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15945 prefix_rex attribute.
15946 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15948 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15950 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15952 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15954 2009-05-20 Ian Lance Taylor <iant@google.com>
15956 * tree.c (build_tree_list_vec_stat): New function.
15957 (ctor_to_vec): New function.
15958 (build_nt_call_vec): New function.
15959 (build_call_array): Change args to be a const pointer.
15960 (build_call_vec): New function.
15961 * tree.h (build_nt_call_vec): Declare.
15962 (build_tree_list_vec_stat): Declare.
15963 (build_tree_list_vec): Define.
15964 (build_call_array): Update declaration.
15965 (build_call_vec): Declare.
15966 (ctor_to_vec): Declare.
15967 * c-common.c (tree_vector_cache): New static variable.
15968 (make_tree_vector): New function.
15969 (release_tree_vector): New function.
15970 (make_tree_vector_single): New function.
15971 (make_tree_vector_copy): New function.
15972 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15973 (make_tree_vector_single, make_tree_vector_copy): Declare.
15974 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15975 (c_parser_expr_list): Don't manage cache here, instead call
15977 (c_parser_release_expr_list): Remove static function.
15978 (c_parser_vec_to_tree_list): Remove static function.
15979 (c_parser_attributes): Call build_tree_list_vec instead of
15980 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15981 c_parser_release_expr_list.
15982 (c_parser_postfix_expression_after_primary): Likewise.
15983 (c_parser_objc_keywordexpr): Likewise.
15985 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15987 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15988 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15989 TARGET_CONVERT_TO_TYPE.
15990 * hooks.c (hook_tree_const_tree_null): Define.
15991 * hooks.h (hook_tree_const_tree_null): Declare.
15992 * target.h (struct gcc_target): Add invalid_parameter_type,
15993 invalid_return_type, promoted_type, and convert_to_type fields.
15994 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15995 (TARGET_INVALID_RETURN_TYPE): Define.
15996 (TARGET_PROMOTED_TYPE): Define.
15997 (TARGET_CONVERT_TO_TYPE): Define.
15998 (TARGET_INITIALIZER): Update for new fields.
15999 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16000 (grokparms): Check targetm.invalid_parameter_type.
16001 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16002 * c-convert.c (convert): Check targetm.convert_to_type.
16004 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16006 * config/mips/mips.md (*extenddi_truncate<mode>,
16007 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16009 (*extendhi_truncateqi): New define_insn_and_sptit.
16011 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16013 PR middle-end/40204
16014 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16015 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16017 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16019 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16020 the operand of VIEW_CONVERT_EXPR.
16022 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16024 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16025 extended family and model for Intel processors. Support Intel Atom.
16027 2009-05-20 Olivier Hainque <hainque@adacore.com>
16029 * gstab.h (stab_code_type): Define, to be used instead of the
16030 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16032 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16033 occurrences by stab_code_type.
16034 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16036 2009-05-20 Martin Jambor <mjambor@suse.cz>
16038 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16039 (sra_insert_before): Likewise.
16040 (sra_insert_after): Likewise.
16041 (sra_init_cache): Likewise.
16042 (sra_type_can_be_decomposed_p): Likewise.
16043 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16044 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16045 (sra_insert_before): Likewise.
16046 (sra_insert_after): Likewise.
16047 (sra_init_cache): Likewise.
16048 (insert_edge_copies_seq): Made static and moved upwards.
16050 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16053 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16055 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16056 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16059 2009-05-20 Richard Guenther <rguenther@suse.de>
16061 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16062 with mismatched comparison modes.
16064 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16066 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16067 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16068 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16069 with shifts for Thumb2.
16070 (orsi_notsi): New for orn.
16071 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16072 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16073 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16074 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16075 Don't invert remainder for IOR.
16077 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16079 PR tree-optimization/40087
16080 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16081 number_of_iterations_ne): Rename never_infinite argument.
16082 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16083 number_of_iterations_le): Handle pointer-type ivs when
16084 exit_must_be_taken is false.
16085 (number_of_iterations_cond): Do not always assume that
16086 exit_must_be_taken if the control variable is a pointer.
16088 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16090 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16091 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16093 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16095 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16096 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16098 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16101 * c.opt (Wlogical-op): Disabled by default.
16102 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16104 * doc/invoke.texi (Wlogical-op): Likewise.
16106 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16108 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16110 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16111 Propagate the type of the first operand.
16112 <ASSERT_EXPR>: Simplify.
16113 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16114 Rewrite using the RHS code as discriminant.
16115 <NOP_EXPR>: Turn into CASE_CONVERT.
16116 <PLUS_EXPR>: Propagate the type of the first operand.
16118 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16120 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16121 (ia64_dconst_0_375): New.
16122 * config/ia64/ia64.c (ia64_override_options): Remove
16123 -minline-sqrt-min-latency warning.
16124 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16125 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16126 * config/ia64/ia64.md (*sqrt_approx): Remove.
16127 (sqrtsf2): Remove #if 0.
16128 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16129 (sqrtdf): Remove assert.
16130 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16131 (sqrtxf2): Remove #if 0.
16132 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16133 * div.md (sqrt_approx_rf): New.
16134 (sqrtsf2_internal_thr): New implementation.
16135 (sqrtsf2_internal_lat): New.
16136 (sqrtdf2_internal_thr: New implementation.
16137 (sqrtxf2_internal): New implementation.
16139 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16140 Hans-Peter Nilsson <hp@axis.com>
16142 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16143 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16144 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16145 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16146 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16147 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16148 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16149 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16150 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16151 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16152 * c-common.c: ...from here.
16154 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16156 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16158 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16160 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16162 2009-05-19 Ben Elliston <bje@au.ibm.com>
16164 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16165 assignments with memcpy calls.
16166 (add_fdes): Likewise.
16167 (binary_search_unencoded_fdes): Likewise.
16168 (linear_search_fdes): Eliminate type puns.
16170 2009-05-19 Richard Guenther <rguenther@suse.de>
16172 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16173 not falsely claim to have propagated into all uses.
16175 2009-05-19 Ben Elliston <bje@au.ibm.com>
16177 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16180 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16182 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16183 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16184 (TARGET_LEGITIMATE_ADDRESS_P): New.
16185 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16186 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16188 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16191 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16192 child of the containing namespace's DIE.
16194 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16196 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16197 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16198 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16201 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16204 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16205 gen_align with gen_pad.
16206 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16207 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16209 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16210 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16212 * config/i386/i386.md (align): Renamed to ...
16213 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16214 ASM_OUTPUT_MAX_SKIP_PAD.
16216 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16218 * config.gcc: Fix variable syntax.
16221 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16222 before calling exact_log2.
16223 (output_iorsi3): Likewise.
16224 (output_xorsi3): Likewise.
16226 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16228 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16229 for the none zero constant operand except for EQ and NE
16230 comprisons even when the first operand is R0.
16232 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16234 * config/s390/2064.md: Remove trailing whitespaces.
16235 * config/s390/2084.md: Likewise.
16236 * config/s390/constraints.md: Likewise.
16237 * config/s390/fixdfdi.h: Likewise.
16238 * config/s390/libgcc-glibc.ver: Likewise.
16239 * config/s390/s390-modes.def: Likewise.
16240 * config/s390/s390-protos.h: Likewise.
16241 * config/s390/s390.c: Likewise.
16242 * config/s390/s390.h: Likewise.
16243 * config/s390/s390.md: Likewise.
16244 * config/s390/tpf-unwind.h: Likewise.
16246 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16248 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16250 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16253 * configure.ac (m68k-*-*): Check if binutils support TLS.
16254 * configure: Regenerate.
16255 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16256 * config/m68k/constraints.md (Cu): New constraint.
16257 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16258 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16259 (movsi): Handle TLS symbols.
16260 (addsi3_5200): Handle XTLS symbols, indent.
16261 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16262 (m68k_tls_reference_p): Declare.
16263 (m68k_legitimize_address): Declare.
16264 (m68k_unwrap_symbol): Declare.
16265 * config/m68k/m68k.opt (mxtls): New option.
16266 * config/m68k/m68k.c (ggc.h): Include.
16267 (m68k_output_dwarf_dtprel): Implement hook.
16268 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16269 (m68k_expand_prologue): Load GOT pointer when function needs it.
16270 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16271 (m68k_legitimate_constant_address_p): Same.
16272 (m68k_decompose_address): Handle TLS references.
16273 (m68k_get_gp): New static function.
16274 (enum m68k_reloc): New contants.
16275 (TLS_RELOC_P): New macro.
16276 (m68k_wrap_symbol): New static function.
16277 (m68k_unwrap_symbol): New function.
16278 (m68k_final_prescan_insn_1): New static function.
16279 (m68k_final_prescan_insn): New function.
16280 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16282 (legitimize_pic_address): Handle TLS references..
16283 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16284 (m68k_libcall_value_in_a0_p)
16285 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16286 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16287 (m68k_legitimize_tls_address): Handle TLS references.
16288 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16290 (m68k_legitimize_address): Handle TLS symbols.
16291 (m68k_get_reloc_decoration): New static function.
16292 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16294 (m68k_output_dwarf_dtprel): Implement hook.
16295 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16296 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16297 m68k_call_* routines.
16298 (sched_attr_op_type): Handle TLS symbols.
16299 (gt-m68k.h): Include.
16300 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16301 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16303 2009-05-18 Martin Jambor <mjambor@suse.cz>
16305 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16306 (visit_store_addr_for_mod_analysis): New function.
16307 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16308 (determine_cst_member_ptr): Use gimple_assign_single_p.
16309 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16310 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16311 operands. Don't check number of operands of a NOP_EXPR.
16313 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16315 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16317 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16320 * c-common.c (warn_logical_operator): Don't warn if one of
16321 expression isn't always true or false.
16323 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16325 * config/i386/biarch32.h: New file.
16326 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16328 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16330 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16331 *zero_extend<mode>_truncqi): Merge these into ...
16332 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16333 Name the pattern following this as *zero_extendhi_truncqi.
16335 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16337 PR middle-end/39301
16338 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16339 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16340 (output_info): Make field HOST_WIDEST_INT.
16341 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16342 (dump_bitmat_statistics): Same.
16344 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16346 * config.gcc (use_gcc_stdint): Set to wrap.
16347 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16348 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16349 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16350 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16351 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16352 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16353 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16354 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16356 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16358 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16360 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16361 Move definitions earlier.
16362 (OPT_ARCH64, OPT_ARCH32): Define.
16363 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16366 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16369 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16372 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16374 * arm.md (movdi2): Copy non-reg values to DImode registers.
16376 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16379 * final.c (label_to_max_skip): New function.
16380 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16381 CODE_LABEL_NUMBER <= max_labelno.
16382 * output.h (label_to_max_skip): New prototype.
16383 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16384 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16385 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16386 Handle CODE_LABELs with >= 16 byte alignment or with
16387 max_skip == (1 << align) - 1.
16388 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16389 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16392 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16393 .p2align 3 if MAX_SKIP is smaller than 7.
16394 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16396 2009-05-15 Ian Lance Taylor <iant@google.com>
16398 * alias.c (struct alias_set_entry_d): Rename from struct
16399 alias_set_entry. Change all uses.
16400 * except.c (struct call_site_record_d): Rename from struct
16401 call_site_record. Change all uses.
16402 * except.h (struct eh_region_d): Rename from struct eh_region.
16404 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16406 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16407 ivtype_map_elt. Change all uses.
16408 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16410 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16411 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16413 (struct sese_d): Rename from struct sese. Change all uses.
16414 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16415 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16416 * optabs.h (struct optab_d): Rename from struct optab. Change all
16418 (struct convert_optab_d): Rename from struct convert_optab.
16420 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16421 ipa_opt_pass. Change all uses.
16422 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16425 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16426 defined as a typedef.
16427 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16430 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16433 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16435 (merge_ranges): Returns bool.
16436 * tree.h (make_range): .. to here.
16437 (build_range_check): Likewise.
16438 (merge_ranges): Likewise. Renamed from merge_ranges.
16439 * c-typeck.c (parser_build_binary_op): Update calls to
16440 warn_logical_operator.
16441 * c-common.c (warn_logical_operator): Add new warning.
16442 * c-common.h (warn_logical_operator): Update declaration.
16444 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16446 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16448 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16450 * doc/install.texi: Document MPC requirements, flags etc.
16452 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16453 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16454 Evaluate constant arguments.
16455 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16456 (fold_builtin_1): Likewise, also evaluate constant arguments.
16457 Remove superfluous break.
16458 (do_mpc_ckconv): New.
16459 * real.h: Include mpc.h.
16460 * toplev.c (print_version): Output MPC version info if available.
16462 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16464 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16466 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16468 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16471 2009-05-15 Jan Hubicka <jh@suse.cz>
16473 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16474 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16475 (try_inline): Fix return value.
16476 (cgraph_decide_inlining_incrementally): Honor new value.
16477 (cgraph_early_inlining): Handle indirect inlining.
16478 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16480 2009-05-15 Jan Hubicka <jh@suse.cz>
16482 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16483 * cgraphunit.c (cgraph_finalize_function): Set it.
16484 (cgraph_expand_function): Use it.
16486 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16488 * real.c (encode_ieee_half): Define.
16489 (decode_ieee_half): Define.
16490 (ieee_half_format): Define.
16491 (arm_half_format): Define.
16492 * real.h (ieee_half_format): Declare.
16493 (arm_half_format): Declare.
16495 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16497 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16498 swapped, and reversed optabs exist before trying to use them.
16500 2009-05-15 Paul Brook <paul@codesourcery.com>
16501 Sandra Loosemore <sandra@codesourcery.com>
16503 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16504 loads. Allow PRE_DEC.
16505 (output_move_neon): Handle PRE_DEC.
16506 (arm_print_operand): Add 'A' for neon structure loads.
16507 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16508 * config/arm/neon.md (neon_mov): Update comment.
16509 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16511 (Um): New constraint.
16513 2009-05-15 Jan Hubicka <jh@suse.cz>
16515 Revert the following patch until testsuite fallout is fixed:
16516 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16517 * cgraph.h (struct inline_summary): New filed self_wize,
16518 size_inlining_benefit, self_time and time_inlining_benefit.
16519 (struct cgraph_global_info): Replace insns by time ans size fields.
16520 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16521 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16522 (ipcp_update_callgraph): Do not touch function bodies.
16523 * ipa-inline.c: Include except.h
16524 (MAX_TIME): New constant.
16525 (overall_insns): Remove
16526 (overall_size, max_benefit): New static variables.
16527 (cgraph_estimate_time_after_inlining): New function.
16528 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16529 (cgraph_clone_inlined_nodes): Update size.
16530 (cgraph_mark_inline_edge): Update size.
16531 (cgraph_estimate_growth): Use size info.
16532 (cgraph_check_inline_limits): Check size.
16533 (cgraph_default_inline_p): Likewise.
16534 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16535 (cgraph_decide_recursive_inlining): Check size.
16536 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16538 (cgraph_decide_inlining): Likewise.
16539 (cgraph_decide_inlining_incrementally): Likewise; honor
16540 PARAM_EARLY_INLINING_INSNS.
16541 (likely_eliminated_by_inlining_p): New predicate.
16542 (estimate_function_body_sizes): New function.
16543 (compute_inline_parameters): Use it.
16544 * except.c (must_not_throw_labels): New function.
16545 * except.h (must_not_throw_labels): Declare.
16546 * tree-inline.c (init_inline_once): Kill inlining_weigths
16547 * tree-ssa-structalias.c: Avoid uninitialized warning.
16548 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16549 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16550 (PARAM_INLINE_CALL_COST): Remove.
16551 (PARAM_EARLY_INLINING_INSNS): New.
16553 2009-05-15 Richard Guenther <rguenther@suse.de>
16555 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16556 not TODO_update_ssa.
16558 2009-05-15 Richard Guenther <rguenther@suse.de>
16560 PR tree-optimization/39999
16561 * gimple.h (gimple_expr_type): Use the expression type looking
16562 through useless conversions.
16563 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16564 (vn_nary_op_insert_stmt): Likewise.
16565 (simplify_binary_expression): Likewise.
16567 2009-05-15 Richard Guenther <rguenther@suse.de>
16569 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16570 New options, enabled by default.
16571 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16573 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16574 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16575 * tree-ssa-structalias.c (gate_tree_pta): New function.
16576 (pass_build_alias): Use it.
16578 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16580 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16581 recurse on an invariant address if a conversion from a pointer
16582 type to a wider integer type is involved.
16584 2009-05-15 Jan Hubicka <jh@suse.cz>
16586 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16587 * cgraph.h (struct inline_summary): New filed self_wize,
16588 size_inlining_benefit, self_time and time_inlining_benefit.
16589 (struct cgraph_global_info): Replace insns by time ans size fields.
16590 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16591 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16592 (ipcp_update_callgraph): Do not touch function bodies.
16593 * ipa-inline.c: Include except.h
16594 (MAX_TIME): New constant.
16595 (overall_insns): Remove
16596 (overall_size, max_benefit): New static variables.
16597 (cgraph_estimate_time_after_inlining): New function.
16598 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16599 (cgraph_clone_inlined_nodes): Update size.
16600 (cgraph_mark_inline_edge): Update size.
16601 (cgraph_estimate_growth): Use size info.
16602 (cgraph_check_inline_limits): Check size.
16603 (cgraph_default_inline_p): Likewise.
16604 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16605 (cgraph_decide_recursive_inlining): Check size.
16606 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16608 (cgraph_decide_inlining): Likewise.
16609 (cgraph_decide_inlining_incrementally): Likewise; honor
16610 PARAM_EARLY_INLINING_INSNS.
16611 (likely_eliminated_by_inlining_p): New predicate.
16612 (estimate_function_body_sizes): New function.
16613 (compute_inline_parameters): Use it.
16614 * except.c (must_not_throw_labels): New function.
16615 * except.h (must_not_throw_labels): Declare.
16616 * tree-inline.c (init_inline_once): Kill inlining_weigths
16617 * tree-ssa-structalias.c: Avoid uninitialized warning.
16618 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16619 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16620 (PARAM_INLINE_CALL_COST): Remove.
16621 (PARAM_EARLY_INLINING_INSNS): New.
16622 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16623 (inline-call-cost): Remove.
16624 (early-inlining-insns): New.
16626 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16628 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16630 (print_int_cst_bounds_in_octal_p): Likewise.
16631 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16633 * dwarf2out.c (base_type_die): Likewise.
16634 (is_subrange_type): Delete.
16635 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16636 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16637 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16638 if the destination type is boolean.
16639 (build_range_check): Do not special-case subtypes.
16640 (fold_sign_changed_comparison): Likewise.
16641 (fold_unary): Likewise.
16642 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16643 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16644 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16645 * tree.c (subrange_type_for_debug_p): New predicate based on the
16646 former is_subrange_type.
16647 * tree.h (subrange_type_for_debug_p): Declare.
16648 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16649 (convert_affine_scev): Remove call to above function.
16650 (chrec_convert_aggressive): Likewise.
16651 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16652 false for conversions involving subtypes.
16653 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16654 (vrp_val_min): Likewise.
16655 (needs_overflow_infinity): Likewise.
16656 (extract_range_from_unary_expr): Likewise.
16658 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16660 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16661 * config/frv/frv.c: Likewise.
16662 * config/s390/s390.c: Likewise.
16663 * config/sparc/sparc.h: Likewise.
16664 * config/i386/i386.h: Likewise.
16665 * config/i386/i386.c: Likewise.
16666 * config/crx/crx.c: Likewise.
16667 * config/m68hc11/m68hc11.h: Likewise.
16668 * config/iq2000/iq2000.c: Likewise.
16669 * config/mn10300/mn10300.h: Likewise.
16670 * config/mn10300/mn10300.c: Likewise.
16671 * config/m68k/m68k.c: Likewise.
16672 * config/rs6000/rs6000.c: Likewise.
16673 * config/rs6000/xcoff.h: Likewise.
16674 * config/rs6000/linux64.h: Likewise.
16675 * config/rs6000/sysv4.h: Likewise.
16676 * config/score/score3.c: Likewise.
16677 * config/score/score7.c: Likewise.
16678 * config/score/score.c: Likewise.
16679 * config/arm/arm.md: Likewise.
16680 * config/mips/mips.c: Likewise.
16681 * config/mips/mips.md: Likewise.
16682 * config/bfin/bfin.h: Likewise.
16683 * config/pa/pa.c: Likewise.
16684 * config/pa/constraints.md: Likewise.
16686 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16687 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16688 * config/pdp11/pdp11.h: Use memory_address_p instead.
16690 2009-05-14 Ian Lance Taylor <iant@google.com>
16692 * passes.c (finish_optimization_passes): Change i to int.
16693 * plugin.c (plugins_active_p): Change event to int.
16694 (dump_active_plugins): Likewise.
16695 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16697 * tree.c (tree_range_check_failed): Change c to unsigned int.
16698 (omp_clause_range_check_failed): Likewise.
16699 (build_common_builtin_nodes): Change mode to int. Add cast.
16700 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16701 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16703 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16704 ++ or -- with a variable of enum type.
16706 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16709 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16711 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16713 * store-motion.c: Do not include params.h
16714 * Makefile.in: Fix dependencies for various files.
16716 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16718 * auto-inc-dec.c: Fix pass description, remove apparent
16719 accidental duplication.
16721 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16723 PR middle-end/40147
16724 * ipa-utils.h (memory_identifier_string): Moved to ...
16725 * tree.h (memory_identifier_string): Here. Add GTY(()).
16727 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16729 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16730 in the former documentation of...
16731 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16732 * ira-conflicts.c (get_dup_num): Use address_operand.
16733 * targhooks.c (default_legitimate_address_p): New.
16734 * targhooks.h (default_legitimate_address_p): New.
16735 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16737 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16738 * target.h (struct target): Add legitimate_address_p.
16739 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16740 (TARGET_INITIALIZER): Include it.
16742 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16743 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16744 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16745 (TARGET_LEGITIMATE_ADDRESS_P): New.
16747 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16748 (REG_OK_STRICT_P): Delete.
16749 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16750 (frv_legitimate_address_p_1): ... this.
16751 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16752 (frv_legitimate_address_p_1): ... the renamed old
16753 frv_legitimate_address_p.
16754 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16755 (TARGET_LEGITIMATE_ADDRESS_P): New.
16757 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16758 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16759 * config/s390/s390.c (legitimate_address_p): Rename to...
16760 (s390_legitimate_address_p): ... this, make static.
16761 (legitimize_address): Adjust call.
16762 (TARGET_LEGITIMATE_ADDRESS_P): New.
16763 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16765 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16766 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16767 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16768 (TARGET_LEGITIMATE_ADDRESS_P): New.
16770 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16771 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16772 * config/spu/spu.c (spu_legitimate_address): Rename to...
16773 (spu_legitimate_address_p): ... this, make static.
16774 (TARGET_LEGITIMATE_ADDRESS_P): New.
16776 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16777 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16778 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16779 (sparc_legitimate_address_p): ... this, make static and return bool.
16780 (legitimize_address): Adjust call.
16781 (TARGET_LEGITIMATE_ADDRESS_P): New.
16783 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16784 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16785 * config/i386/i386.c (legitimate_address_p): Rename to...
16786 (ix86_legitimate_address_p): ... this, make static.
16787 (constant_address_p): Move after it, adjust call.
16788 (TARGET_LEGITIMATE_ADDRESS_P): New.
16790 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16791 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16792 * config/avr/avr.c (legitimate_address_p): Rename to...
16793 (avr_legitimate_address_p): ... this, make static.
16794 (legitimize_address): Adjust call.
16795 (TARGET_LEGITIMATE_ADDRESS_P): New.
16797 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16798 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16799 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16800 (TARGET_LEGITIMATE_ADDRESS_P): New.
16802 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16803 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16804 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16805 (TARGET_LEGITIMATE_ADDRESS_P): New.
16807 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16808 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16810 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16812 (TARGET_LEGITIMATE_ADDRESS_P): New.
16814 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16815 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16817 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16819 (m68hc11_legitimate_address_p): ... this, make static.
16820 (go_if_legitimate_address_internal): Rename to...
16821 (m68hc11_legitimate_address_p_1): ... this.
16822 (legitimize_address): Adjust call.
16823 (TARGET_LEGITIMATE_ADDRESS_P): New.
16825 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16826 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16827 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16828 (TARGET_LEGITIMATE_ADDRESS_P): New.
16830 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16831 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16832 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16833 (mn10300_legitimate_address_p): ... this, make static.
16834 (TARGET_LEGITIMATE_ADDRESS_P): New.
16836 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16837 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16838 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16839 (TARGET_LEGITIMATE_ADDRESS_P): New.
16841 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16842 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16843 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16844 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16845 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16846 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16847 (rs6000_legitimate_address_p): ... this, make static.
16848 (TARGET_LEGITIMATE_ADDRESS_P): New.
16849 (REG_MODE_OK_FOR_BASE_P): Delete.
16850 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16852 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16853 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16855 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16856 static, adjust types.
16857 (TARGET_LEGITIMATE_ADDRESS_P): New.
16859 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16860 * config/score/score.c (score_address_p): Rename to...
16861 (score_legitimate_address_p): ... this.
16862 (TARGET_LEGITIMATE_ADDRESS_P): New.
16863 * config/score/score3.c (score3_address_p): Rename to...
16864 (score3_legitimate_address_p): ... this.
16865 * config/score/score7.c (score7_address_p): Rename to...
16866 (score7_legitimate_address_p): ... this.
16868 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16869 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16870 GO_IF_LEGITIMATE_ADDRESS): Delete.
16871 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16872 thumb2_legitimate_address_p): Delete.
16873 (arm_legitimate_address_p): Rename to...
16874 (arm_legitimate_address_outer_p): ... this.
16875 * config/arm/constraints.md ("Uq"): Adjust call.
16876 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16877 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16879 (arm_legitimate_address_outer_p): ... this.
16880 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16882 (TARGET_LEGITIMATE_ADDRESS_P): New.
16884 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16885 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16886 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16887 (TARGET_LEGITIMATE_ADDRESS_P): New.
16889 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16890 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16891 * config/vax/vax.c (legitimate_address_p): Rename to...
16892 (vax_legitimate_address_p): ... this, make static.
16893 (TARGET_LEGITIMATE_ADDRESS_P): New.
16895 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16896 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16897 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16898 (TARGET_LEGITIMATE_ADDRESS_P): New.
16900 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16901 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16902 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16903 (mmix_legitimate_address_p): ... this, make static.
16904 (TARGET_LEGITIMATE_ADDRESS_P): New.
16906 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16907 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16908 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16909 (TARGET_LEGITIMATE_ADDRESS_P): New.
16911 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16913 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16914 of MODE_COMPLEX_INT.
16916 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16918 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16919 LCT_NORMAL in function call.
16920 * mips-tdump.c (print_file_desc): Add cast to enum type.
16921 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16922 (mark_stabs): Add casts to enum types.
16923 (parse_stabs_common): Add casts to enum types.
16925 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16927 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16928 Check for invalid values of LETTER.
16930 2009-05-13 Taras Glek <tglek@mozilla.com>
16932 * attribs.c (register_attribute): moved out attribute registration
16933 into register_attribute.
16934 * doc/plugins.texi: Documented register_attribute and
16936 * gcc-plugin.h: Added forward decl for register_attribute.
16937 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16938 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16939 PLUGIN_ATTRIBUTES boilerplate.
16941 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16943 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16944 values even in sentinel and empty entries.
16945 (ms_printf_flag_specs): Likewise.
16946 (ms_scanf_flag_specs): Likewise.
16947 (ms_strftime_flag_specs): Likewise.
16948 (ms_print_char_table): Likewise.
16949 (ms_scan_char_table): Likewise.
16950 (ms_time_char_table): Likewise.
16952 2009-05-13 Doug Kwan <dougkwan@google.com>
16954 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16956 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16958 * config/mips/mips.md (store): Add attributes for QI and HI.
16960 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16961 (truncdi<mode>2): ... this new pattern.
16963 2009-05-13 Brad Hards <bradh@kde.org>
16965 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16967 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16968 Ben Elliston <bje@au.ibm.com>
16970 PR middle-end/40035
16971 * dse.c (check_mem_read_rtx): Guard against width == -1.
16973 2009-05-13 Michael Matz <matz@suse.de>
16975 PR middle-end/39976
16976 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16977 (trivially_conflicts_p): New function.
16978 (insert_backedge_copies): Use it.
16980 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16982 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16983 (handle_stdc_pragma): Use new enum constant names.
16984 (handle_pragma_float_const_decimal64): Ditto.
16986 2009-05-13 Ian Lance Taylor <iant@google.com>
16988 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16991 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16993 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16994 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16996 * config/m68k/m68k.h (FL_UCLINUX): Define.
16998 2009-05-13 Jan Hubicka <jh@suse.cz>
17000 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17002 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17004 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17005 unless -fschedule-insns is specified.
17007 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17010 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17011 TARGET_EXPAND_CBRANCHDI4.
17012 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17013 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17014 (cmpeqdi): Fix comment.
17016 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17018 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17019 (sh_legitimate_address_p): Likewise.
17020 * config/sh/sh.c (sh_legitimate_index_p): New.
17021 (sh_legitimate_address_p): Likewise.
17022 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17023 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17024 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17025 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17026 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17027 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17028 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17029 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17030 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17032 2009-05-12 Jan Hubicka <jh@suse.cz>
17034 * tree-inline.c (estimate_operator_cost): Add operands;
17035 when division happens by constant, it is cheap.
17036 (estimate_num_insns): Loads and stores are not having cost of 0;
17037 EH magic stuff is cheap; when computing runtime cost of switch,
17038 use log2 base of amount of its cases; builtin_expect has cost of 0;
17039 compute cost for moving return value of call.
17040 (init_inline_once): Initialize time_based flags.
17041 * tree-inline.h (eni_weights_d): Add time_based flag.
17043 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17045 * df-core.c: Update head documentation.
17047 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17050 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17051 shadowing exisiting variable op1.
17053 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17056 * config/i386/driver-i386.c (processor_signatures): New enum.
17057 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17058 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17059 processor signature to detect geode processor.
17061 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17065 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17067 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17068 causes spurious differences between trunk and cond-optab branch.
17070 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17072 * dojump.c (compare_from_rtx): Delete.
17073 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17074 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17075 if the comparison does not satisfy the predicate; test predicates for
17076 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17077 further if one existing pattern fails.
17078 * expr.h (compare_from_rtx): Delete.
17079 (prepare_operand): Declare it.
17080 * optabs.c: Change "lib call" to "libcall" throughout.
17081 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17082 HAVE_conditional_trap, emit_cmp_insn): Delete.
17083 (can_compare_p): Delete cmp_optab case.
17084 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17085 Accept other parameters by value.
17086 (prepare_operand): Make non-static.
17087 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17088 other parameters by value. Try to widen operands here based on
17089 an optab_methods argument and looking at cbranch_optab.
17090 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17091 loop. Use cbranch_optab directly.
17092 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17093 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17095 (emit_conditional_move, emit_conditional_add): Inline what's needed
17096 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17097 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17098 with COMPARE. Move cmov_optab and cstore_optab above
17099 with cbranch_optab, move cmp_optab down with ucmp_optab,
17100 remove tst_otpab. Do not initialize trap_rtx.
17101 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17102 for trap code. Do not check HAVE_conditional_trap. Use
17103 prepare_cmp_insn. Accept no predicate for operand 3.
17104 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17105 (OTI_ctrap, ctrap_optab): New.
17106 (tst_optab): Delete.
17107 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17108 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17109 with lookup of ctrap_optab.
17110 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17112 (ctrap_optab): New.
17114 * combine.c (combine_simplify_rtx, simplify_set): Do not
17115 special case comparing against zero for cc0 machines.
17116 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17117 COMPARE on cc0 machines.
17118 (simplify_relational_operation): Return a new expression when
17119 a COMPARE could be removed.
17120 * final.c (final_scan_insn): Compare cc_status values
17121 against LHS of a (compare FOO (const_int 0)) cc0 source.
17122 Also check if cc_status.value is the full compare.
17124 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17125 (cstoreMM4): Document.
17126 (conditional_trap): Document ctrapMM4 instead.
17127 (sync_compare_and_swapMM): Refer to cbranchcc4.
17128 (Dependent Patterns): Eliminate obsolete information referring to
17129 the old jump optimization phase.
17130 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17131 of compares with 0 on cc0 machines.
17132 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17133 avoiding references to cc0. Remove text about storing operands
17135 * doc/tm.texi (Condition Codes): Include blurb on different
17136 condition code representations, separate into subsections for
17137 CC0, MODE_CC and conditional execution.
17139 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17140 alpha_emit_setcc): Accept operands and a machine mode.
17141 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17142 Get code/op0/op1 from operands, use machine mode argument
17143 instead of alpha_compare.fp_p. Emit the branch here.
17144 (alpha_emit_setcc): Likewise, and return boolean.
17145 (alpha_emit_conditional_move): Likewise. Assert that
17146 cmp_op_mode == cmp_mode, and simplify accordingly.
17147 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17148 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17149 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17151 (stack probe test): Use cbranchdi4.
17152 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17154 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17155 * config/arc/arc.h (movsicc, movsfcc): Use it.
17156 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17157 (cbranchsi4, cstoresi4): New.
17158 (cmpsi, bCC and sCC expanders): Remove.
17160 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17161 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17162 * config/arm/predicates.md (arm_comparison_operator): Only include
17163 floating-point operators if there is a hardware floating-point unit.
17164 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17165 deferring to cbranch_cc and cstore_cc respectively.
17166 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17167 cbranch_cc, cstore_cc): New.
17168 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17170 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17172 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17173 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17175 (adjust_insn_length): Adjust calls.
17176 (avr_reorg): Handle (compare (foo) (const_int 0)).
17177 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17178 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17179 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17180 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17182 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17183 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17185 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17186 (cbranchsi4, cstorebi4, cstoresi4): New.
17187 (movbisi): This insn is duplicate, split it to zero_extend.
17188 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17189 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17190 (bfin_optimize_loop): Use cbranch expander.
17191 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17192 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17193 (bfin_bimode_comparison_operator): ... this.
17194 (bfin_direct_comparison_operator): New.
17196 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17197 inside (compare FOO (const_int 0)).
17198 (cris_rtx_costs): Handle ZERO_EXTRACT.
17199 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17200 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17201 (*tstdi_v32): Delete.
17202 (*cmpdi_non_v32): Add M alternative for operand 1.
17203 (cmpsi, cmp<mode>): Make private.
17204 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17206 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17208 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17209 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17210 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17211 (cc_reg_operand): New.
17212 (any_cond): Delete.
17213 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17214 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17215 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17216 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17217 crx_expand_scond): Delete.
17219 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17221 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17222 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17224 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17225 cstoresi4, cstoresf4, cstoredf4): New.
17226 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17227 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17228 Receive the entire operands array.
17229 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17230 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17231 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17232 Get test/op0/op1 from the operands array.
17233 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17235 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17236 (h8300_expand_store): New.
17237 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17239 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17240 (h8300_expand_store): New.
17241 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17242 or do not try to produce (set (cc0) REG).
17243 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17244 change a compare into a move to a scratch register. Disable some
17245 peepholes when comparing with zero.
17246 (tstsi, tsthi, tstsi, cmpqi): Make private.
17248 (bCC, sCC): Delete.
17249 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17252 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17253 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17254 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17255 (ix86_emit_i387_log1p): Use cbranchxf2.
17256 (ix86_expand_setcc): Return void.
17257 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17258 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17259 cmp<MODEF>, cmpcc): Remove.
17260 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17261 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17262 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17263 (sCC and bCC expanders): Remove.
17264 (stack_protect_test): Use cbranchcc4.
17266 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17268 (ia64_expand_compare): Accept three rtx by reference and return void.
17269 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17270 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17271 from *expr. Update *expr with the BImode comparison to do.
17272 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17273 cmptf, bCC, sCC, conditional_trap): Delete.
17274 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17275 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17276 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17277 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17278 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17280 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17281 type of last argument.
17282 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17283 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17284 use machine mode argument instead of branch_type. Remove dead
17285 code for floating-point comparisons.
17286 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17287 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17289 (cbranchsi4, cstoresi4): New.
17290 * config/iq2000/predicates.md (reg_or_const_operand): New.
17292 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17293 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17294 (b<code>_op): Rewrite to...
17295 (bcc_op): ... this, using match_operator.
17296 (s<code>_op): Rewrite to...
17297 (scc_op): ... this, using match_operator.
17298 (s<code>_24_op): Rewrite to...
17299 (scc_op_24): ... this, using match_operator.
17300 (s<code>_<mode>): Rewrite to...
17301 (cstore<mode>4): ... this, using match_operator.
17302 (s<code>_<mode>_24): Rewrite to...
17303 (cstore<mode>4_24): ... this, using match_operator.
17304 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17305 m32c_unpend_compare, m32c_expand_scc): Delete.
17306 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17307 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17308 (m32c_expand_movcc): Change NE to EQ if necessary.
17309 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17311 * config/m32r/m32r-protos.h (gen_cond_store): New.
17312 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17313 (gen_cond_store): New, from sCC patterns.
17314 (m32r_expand_block_move): Use cbranchsi4.
17315 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17316 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17317 (cbranchsi4, cstoresi4): New.
17319 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17321 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17322 (m68hc11_notice_update_cc): Look into a compare with 0.
17323 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17325 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17326 cmphi, cmpqi, bCC): Delete.
17327 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17328 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17329 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17332 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17333 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17334 * config/m68k/constraints.md (H): New.
17335 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17336 the define_insn below.
17337 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17338 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17339 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17340 patterns): Wrap RHS with COMPARE.
17341 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17342 (*cmpdi_internal): Name this pattern.
17343 (cmpdi): Change to define_insn.
17344 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17345 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17346 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17348 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17349 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17350 (conditional_trap): Change to...
17351 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17352 (*conditional_trap): Use the ordered_comparison_operator and
17353 const1_operand predicates.
17354 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17355 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17356 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17357 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17359 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17360 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17361 (mcore_gen_compare): New.
17362 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17363 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17364 (mcore_gen_compare): ... this.
17365 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17366 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17367 (stack probe pattern): Use cbranchsi4.
17369 * config/mips/predicates.md (mips_cstore_operator): New.
17370 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17371 * config/mips/mips.md (any_cond): Delete.
17372 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17374 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17375 fixuns_truncsfdi2): Use cbranch patterns.
17376 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17377 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17378 Adjust call to mips_expand_conditional_branch.
17379 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17381 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17382 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17383 * config/mips/mips.c (cmp_operands): Delete.
17384 (mips_emit_compare): Get comparison operands from *op0/*op1.
17385 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17386 that it succeeds. Use op0/op1 instead of cmp_operands.
17387 (mips_expand_conditional_branch, mips_expand_conditional_move,
17388 mips_expand_conditional_trap): Likewise.
17389 (mips_block_move_loop): Use cbranch patterns.
17390 * config/mips/mips.h (cmp_operands): Delete.
17392 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17393 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17394 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17395 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17396 (*cmpcc_folded): Rename to...
17397 (*cmpdi_folded): this.
17398 (*cmpcc): Rename to...
17400 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17403 (cbranchdf4): New. Handle invalid comparisons here.
17404 * config/mmix/predicates.md (float_comparison_operator): New.
17406 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17407 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17408 * config/mn10300/mn10300.md (tst): Delete.
17409 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17410 Name these patterns and wrap RHS in a compare.
17411 (*cmpsi): Make this pattern private. Include tst.
17412 (*cmpsf): Make this pattern private.
17413 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17414 (compare with zero peepholes): Likewise.
17416 (cbranchsi4, cbranchsf4): New.
17417 (casesi): Use cbranchsi4.
17419 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17420 hppa_branch_type): Delete.
17421 (return_addr_rtx): Use cbranchsi4.
17422 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17423 Emit CCFPmode comparison here.
17424 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17425 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17426 hppa_branch_type): Delete.
17427 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17428 (movsicc, movdicc): Remove references to hppa_compare_op0,
17429 hppa_compare_op1 and compare_from_rtx.
17430 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17431 (casesi): Use cbranchsi4.
17433 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17434 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17435 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17436 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17437 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17439 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17440 (*branch, *branch_inverted): New.
17442 * config/picochip/picochip.md (cbranchhi4): Use
17443 ordered_comparison_operator.
17444 (cmphi, bCC): Remove.
17446 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17447 (trap_comparison_operator): Delete.
17448 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17449 rs6000_emit_cbranch): Accept mode and operands.
17450 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17451 rs6000_compare_fp_p): Delete.
17452 (rs6000_generate_compare): Accept mode and comparison. Extract code
17453 and op0/op1 from there. Replace references to rs6000_compare_op0
17454 and rs6000_compare_op1.
17455 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17456 extract result from passed operands.
17457 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17458 extract loc from passed operands.
17459 (rs6000_emit_cmove): Likewise.
17460 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17461 rs6000_compare_fp_p): Delete.
17462 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17463 (cbranch<GPR>4, cbranch<FP>4): New.
17464 (cstore<mode>4): New. Consolidate here all choices about when to use
17465 portable or specialized sCC sequences.
17466 (stack_protect_test): Use cbranchsi4.
17467 (conditional_trap): Replace with ctrap<GPR>4.
17468 (conditional trap insn): Replace trap_comparison_operator with
17469 ordered_comparison_operator.
17471 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17472 (s390_emit_prologue): Use ctrap.
17473 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17474 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17475 New predicates replacing...
17476 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17477 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17478 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17479 (add<mode>cc): Do not use s390_compare_op0/op1.
17480 (s<code>): Change to...
17481 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17482 (seq): Change to...
17483 (cstorecc4): ... this. Handle EQ or NE equally.
17484 (*sne): Un-privatize for use in cstorecc4.
17485 (b<code>): Change to...
17486 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17487 (conditional_trap): Replace with...
17488 (ctrap<GPR>4, ctrap<FP>4): ... these.
17489 (stack_protect): Use cbranchcc4.
17491 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17492 * config/score/score-protos.h (score_gen_cmp): Delete.
17493 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17494 (score_block_move-loop): Use cbranchsi4.
17495 * config/score/score.md (cbranchsi4): New.
17496 (cmpsi, bCC): Delete.
17497 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17498 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17499 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17500 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17501 * config/score/score3.h (score3_gen_cmp): Delete.
17502 * config/score/score7.h (score7_gen_cmp): Delete.
17504 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17505 (sh_emit_scc_to_t): ... this. Return void.
17506 (from_compare): Rename to...
17507 (sh_emit_compare_and_branch): ... this.
17508 (sh_emit_compare_and_set): New.
17509 (sh_expand_t_scc): Accept operands.
17510 * config/sh/predicates.md (sh_float_comparison_operator): New.
17511 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17512 (prepare_scc_operands): Rename to...
17513 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17515 (sh_emit_cheap_store_flag): New.
17516 (sh_emit_set_t_insn): New.
17517 (from_compare): Rename to...
17518 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17519 handling of TARGET_SH2E floating point to avoid recursive call.
17520 Generate branch here.
17521 (sh_emit_compare_and_set): New.
17522 (sh_expand_t_scc): Get op0/op1 from arguments.
17523 (sh_emit_cheap_store_flag): New.
17524 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17526 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17527 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17528 (movsicc, movdicc): Do nothing when it recreated operands from
17529 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17530 prepare_scc_operands (now sh_emit_scc_to_t).
17531 (udivdi3): Use cstoresi4.
17532 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17533 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17534 (cbranchint4_media, cbranchfp4_media): New.
17535 (casesi): Use cbranchdi4.
17536 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17538 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17539 (movnegt): Remove second operand.
17540 (cbranchsf4, cbranchdf4): New.
17541 (stack_protect): Use cbranchdi4/cbranchsi4.
17543 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17544 (gen_compare_reg): Accept comparison, extract part of it to...
17545 (gen_compare_reg_1): ... this.
17546 (gen_compare_operator): Delete.
17547 (gen_v9_scc): Accept separate destination, comparison code and arms.
17548 Do not use sparc_compare_op0/sparc_compare_op1.
17549 (emit_scc_insn, emit_conditional_branch_insn): New.
17550 (emit_v9_brxx): Make static. Remove useless assertion.
17551 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17553 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17554 * config/sparc/sparc-protos.h (gen_compare_reg,
17555 sparc_emit_float_lib_cmp): Adjust prototype.
17556 (emit_scc_insn, emit_conditional_branch_insn): New.
17557 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17558 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17559 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17560 iterators to the top.
17561 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17562 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17563 snedi_special_trunc): Delete.
17564 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17565 and snedi_special_trunc.
17566 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17567 cbranchdi4, cbranch<F:mode>4): New.
17568 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17569 here. Use gen_compare_reg instead of gen_compare_operator.
17570 (conditional_trap): Replace with...
17571 (ctrapsi4, ctrapdi4): ... this.
17572 (stack_protect_test): Use cbranchcc4.
17574 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17576 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17577 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17578 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17579 from operands[0] or operands[3] depending on is_set.
17580 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17581 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17582 cmpdf, bCC), sCC: Remove.
17583 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17584 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17586 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17587 spu_emit_branch_or_set.
17589 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17591 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17592 xstormy16_compare_op1): Delete.
17593 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17594 xstormy16_compare_op1): Delete.
17595 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17597 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17598 (cmphi, cmpsi, bCC): Remove.
17600 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17601 (*cmpsi): ... this one.
17602 (cbranchsi4, cstoresi4): New.
17603 (bCC expanders): Delete.
17604 (sCC insns): Fold into...
17605 (*setcc): ... this one.
17606 (casesi): Do not use gen_cmpsi and gen_bgtu.
17607 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17608 (movsicc): Simplify.
17609 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17611 * config/vax/vax-protos.h (cond_name): New.
17612 (vax_output_conditional_branch): Remove.
17613 * config/vax/vax.c (cond_name): New.
17614 (vax_output_conditional_branch): Remove.
17615 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17616 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17617 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17618 (bit<VAXint>): Wrap source with (compare).
17619 (b<code> and following unnamed pattern): Rename to *branch and
17620 *branch_reversed. Change macroization to match_operator.
17621 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17623 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17624 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17625 Change last argument to machine_mode.
17626 (xtensa_expand_scc): Add machine_mode argument.
17627 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17628 (gen_conditional_move, xtensa_expand_conditional_branch,
17629 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17630 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17631 Adjust operand numbers.
17632 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17634 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17635 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17636 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17638 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17640 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17641 causes spurious differences between trunk and cond-optab branch.
17643 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17646 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17648 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17650 * tree.c (iterative_hash_pointer): Delete.
17651 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17652 Hash UIDs and versions of SSA names. Don't special-case built-in
17653 function declarations.
17655 2009-05-11 Ian Lance Taylor <iant@google.com>
17658 * graphite.c: Force -Wc++-compat to only be a warning before
17659 #including "cloog/cloog.h".
17661 2009-05-11 Martin Jambor <mjambor@suse.cz>
17663 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17665 2009-05-11 Jan Hubicka <jh@suse.cz>
17667 * tree-ssa-loop-ivcanon.c: Include target.h
17668 (struct loop_size): new structure.
17669 (constant_after_peeling): New predicate.
17670 (tree_estimate_loop_size): New function.
17671 (estimated_unrolled_size): Rewrite for new estimates.
17672 (try_unroll_loop_completely): Use new estimates.
17673 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17675 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17677 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17678 libcpp interface change.
17679 (spu_macro_to_expand): Likewise.
17681 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17683 PR tree-optimization/40026
17684 * gimplify.c (gimplify_init_constructor): Change initial conditional
17685 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17686 optimize_compound_literals_in_ctor.
17688 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17690 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17692 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17694 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17696 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17697 HOST_WIDE_INT for gap.
17699 2009-05-11 Ira Rosen <irar@il.ibm.com>
17701 PR tree-optimization/40074
17702 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17703 account in group size and step comparison.
17705 2009-05-11 Richard Guenther <rguenther@suse.de>
17707 * passes.c (init_optimization_passes): Strip now incorrect comment.
17708 (execute_function_todo): Do not set PROP_alias.
17709 * tree-pass.h (PROP_alias): Remove.
17710 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17711 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17712 * tree-nrv.c (pass_return_slot): Likewise.
17713 * tree-object-size.c (pass_object_sizes): Likewise.
17714 * tree-ssa-dom.c (pass_dominator): Likewise.
17715 (pass_phi_only_cprop): Likewise.
17716 * tree-ssa-dse.c (pass_dse): Likewise.
17717 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17718 (pass_cselim): Likewise.
17719 * tree-ssa-pre.c (pass_pre): Likewise.
17720 (pass_fre): Likewise.
17721 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17722 * tree-ssa-sink.c (pass_sink_code): Likewise.
17723 * tree-stdarg.c (pass_stdarg): Likewise.
17724 * tree-tailcall.c (pass_tail_calls): Likewise.
17725 * tree-vrp.c (pass_vrp): Likewise.
17727 2009-05-10 Ian Lance Taylor <iant@google.com>
17729 * basic-block.h (enum profile_status): Break out of struct
17730 control_flow_graph.
17731 * cgraph.h (struct inline_summary): Break out of struct
17733 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17734 of struct cgraph_order_sort.
17735 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17736 * cse.c (struct branch_path): Break out of struct
17737 cse_basic_block_data.
17738 * except.h (enum eh_region_type): Break out of struct eh_region.
17739 * gcc.c (enum add_del): Break out of struct modify_target.
17740 * genrecog.c (enum decision_type): Break out of struct decision_test.
17741 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17743 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17744 * regmove.c (enum match_use): New enum, broken out of struct match.
17745 * sched-int.h (enum post_call_group): New enum, broken out of
17747 (struct deps_reg): Break out of struct deps.
17748 * target.h (struct asm_int_op): Break out of struct gcc_target.
17749 * tree-eh.c (struct goto_queue_node): Break out of struct
17751 * tree-inline.h (enum copy_body_cge_which): Break out of
17753 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17755 * c-decl.c (in_struct, struct_types): New static variables.
17756 (pushtag): Add loc parameter. Change all callers.
17757 (lookup_tag): Add ploc parameter. Change all callers.
17758 (check_compound_literal_type): New function.
17759 (parser_xref_tag): Add loc parameter. Change all callers. If
17760 -Wc++-compat, warn about struct/union/enum types defined within a
17762 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17763 and loc parameters. Change all callers. Change error calls to
17764 error_at, using loc. For a redefinition, if the location of the
17765 original definition is known, report it. Set in_struct and
17766 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17767 (finish_struct): Add new parameters enclosing_in_struct and
17768 enclosing_struct_types. Change all callers. Set
17769 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17770 in the struct. If in a struct, add this struct to struct_types.
17771 (start_enum): Add loc parameter. Change all callers. Use
17772 error_at for errors, using loc. For a redefinition, if the
17773 location of the original definition is known, report it. If in a
17774 struct, add this enum type to struct_types. If -Wc++-compat warn
17775 if in sizeof, typeof, or alignof.
17776 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17777 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17778 (c_parser_enum_specifier): Get enum location for start_enum.
17779 (c_parser_struct_or_union_specifier): Get struct location for
17780 start_struct. Save in_struct and struct_types status between
17781 start_struct and finish_struct.
17782 (c_parser_cast_expression): Get location of cast.
17783 (c_parser_alignof_expression): Get location of type.
17784 (c_parser_postfix_expression): Likewise.
17785 (c_parser_postfix_expression_after_paren_type): Add type_loc
17786 parameter. Change all callers. Call check_compound_literal_type.
17787 Use type_loc for error about variable size type.
17788 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17789 of an enum constant from an enum type defined in a struct or union.
17790 (c_cast_expr): Add loc parameter. Change all callers. If
17791 -Wc++-compat, warn about defining a type in a cast.
17792 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17793 (start_enum, start_struct, finish_struct): Update declarations.
17794 (parser_xref_tag, c_cast_expr): Update declarations.
17795 (check_compound_literal_type): Declare.
17797 2009-05-11 Ben Elliston <bje@au.ibm.com>
17799 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17800 for recent libcpp interface change.
17801 (rs6000_macro_to_expand): Likewise.
17803 2009-05-10 Michael Matz <matz@suse.de>
17806 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17807 not at entry of function.
17809 2009-05-10 Richard Guenther <rguenther@suse.de>
17811 PR tree-optimization/40081
17813 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17814 using the main variant of the element type. Do not fiddle with
17815 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17817 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17818 structs with volatile fields.
17820 2009-05-10 Jan Hubicka <jh@suse.cz>
17822 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17823 (estimate_move_cost): Assert that it does not get called for
17825 (estimate_num_insns): Skip VOID types in argument handling.
17826 (optimize_inline_calls): Delete unreachable blocks and verify that
17827 callgraph is valid.
17829 2009-05-10 Jan Hubicka <jh@suse.cz>
17831 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17832 * cgraph.c (cgraph_mark_address_taken_node): New function.
17833 (dump_cgraph_node): Dump new flag.
17834 * cgraph.h (struct cgraph_node): Add address_taken.
17835 (cgraph_mark_address_taken_node): New function.
17836 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17837 since new direct calls can be born.
17839 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17841 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17842 tok->val.node.node.
17844 2009-05-10 Jan Hubicka <jh@suse.cz>
17846 PR middle-end/40084
17847 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17849 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17850 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17851 * tree-inline.c (copy_bb): Set frequency correctly.
17852 (fold_marked_statements): Update call to
17853 cgraph_update_edges_for_call_stmt.
17855 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17857 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17858 identifiers in diagnostics.
17859 * config/arm/arm.c (arm_handle_fndecl_attribute,
17860 arm_handle_isr_attribute): Likewise.
17861 * config/avr/avr.c (avr_handle_progmem_attribute,
17862 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17863 * config/bfin/bfin.c (handle_int_attribute,
17864 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17865 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17866 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17868 * config/darwin.c (darwin_handle_kext_attribute,
17869 darwin_handle_weak_import_attribute): Likewise.
17870 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17871 h8300_handle_eightbit_data_attribute,
17872 h8300_handle_tiny_data_attribute): Likewise.
17873 * config/i386/i386.c (ix86_handle_cconv_attribute,
17874 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17875 * config/i386/winnt.c (ix86_handle_shared_attribute,
17876 ix86_handle_selectany_attribute): Likewise.
17877 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17878 * config/m32c/m32c.c (function_vector_handler): Likewise.
17879 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17880 m68hc11_handle_fntype_attribute): Likewise.
17881 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17882 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17883 * config/mips/mips.c (mips_insert_attributes,
17884 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17885 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17886 rs6000_handle_struct_attribute): Likewise.
17887 * config/sh/sh.c (sh_insert_attributes,
17888 sh_handle_resbank_handler_attribute,
17889 sh_handle_interrupt_handler_attribute,
17890 sh2a_handle_function_vector_handler_attribute,
17891 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17893 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17894 * config/spu/spu.c (spu_handle_fndecl_attribute,
17895 spu_handle_vector_attribute): Likewise.
17896 * config/stormy16/stormy16.c
17897 (xstormy16_handle_interrupt_attribute): Likewise.
17898 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17899 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17901 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17903 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17904 (pp_translate_identifiers): New.
17905 (pp_identifier): Only conditionally translate identifier to locale
17907 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17908 (pp_base_tree_identifier): Only conditionally translate identifier
17909 to locale character set.
17910 * c-pretty-print.c (M_): Define.
17911 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17912 fragments for conditional translation with M_.
17913 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17914 identifier translation.
17916 2009-05-10 Richard Guenther <rguenther@suse.de>
17918 PR tree-optimization/40081
17919 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17920 using the main variant of the element type. Do not fiddle with
17921 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17923 2009-05-09 Jan Hubicka <jh@suse.cz>
17925 PR middle-end/40080
17926 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17927 indirect calls; verify cgraph afterwards.
17929 2009-05-09 Jan Hubicka <jh@suse.cz>
17932 * ipa.c (update_inlined_to_pointer): New function.
17933 (cgraph_remove_unreachable_nodes): Use it.
17935 2009-05-09 Jan Hubicka <jh@suse.cz>
17937 * tree-eh.c (struct leh_state): Remove prev_try.
17938 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17939 not track prev_try.
17940 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17941 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17942 remove_eh_handler_and_replace, foreach_reachable_handler,
17943 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17944 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17945 (gen_eh_region_cleanup): Update prototype.
17947 2009-05-09 Jan Hubicka <jh@suse.cz>
17949 PR middle-end/40043
17950 * except.c (copy_eh_region): Always set prev_try.
17951 (redirect_eh_edge_to_label): Find outer try.
17952 (foreach_reachable_handler): When looking for prev try
17953 handle case where previous try is not going to be taken.
17955 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17957 PR tree-optimization/40049
17958 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17959 only vector/vector shifts, convert the type of the constant to the
17960 appropriate type to avoid building incorrect trees, which
17961 eventually have problems with garbage collection.
17963 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17965 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17966 -1 for complex floating-point types if honoring signed zeros.
17968 2009-05-08 Jan Hubicka <jh@suse.cz>
17970 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17971 argument; handle correctly when profile is absent.
17972 (build_cgraph_edges): Update.
17973 (rebuild_cgraph_edges): Update.
17974 * cgraph.c: Do not include varray.h.
17975 (cgraph_set_call_stmt_including_clones): New function.
17976 (cgraph_create_edge_including_clones): Likewise
17977 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17978 (cgraph_update_edges_for_call_stmt): Handle clones.
17979 (cgraph_remove_node): Handle clone tree.
17980 (cgraph_remove_node_and_inline_clones): New function.
17981 (dump_cgraph_node): Dump clone tree.
17982 (cgraph_clone_node): Handle clone tree.
17983 (clone_function_name): Bring here from tree-inline.c.
17984 (cgraph_create_virtual_clone): New function.
17985 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17986 (cgraph_clone_info): New function.
17987 (strut cgraph_node): Add clone_info and new clone tree pointers.
17988 (cgraph_remove_node_and_inline_clones,
17989 cgraph_set_call_stmt_including_clones,
17990 cgraph_create_edge_including_clones,
17991 cgraph_create_virtual_clone): Declare.
17992 (cgraph_function_versioning): Use VEC argument.
17993 (compute_call_stmt_bb_frequency): Update prototype.
17994 (cgraph_materialize_all_clones): New function.
17995 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17996 (ipcp_create_replace_map): Update to VECtors.
17997 (ipcp_update_callgraph): Use virtual clones.
17998 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17999 (ipcp_update_profiling): Do not update local profiling.
18000 (ipcp_insert_stage): Use VECtors and virtual clones.
18001 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18002 (clone_of_p): New function.
18003 (cgraph_preserve_function_body_p): Use clone tree.
18004 (cgraph_optimize): Materialize clones.
18005 (cgraph_function_versioning): Update for VECtors.
18006 (save_inline_function_body): Use clone tree.
18007 (cgraph_materialize_clone): New function.
18008 (cgraph_materialize_all_clones): Likewise.
18009 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18010 * ipa.c: Include gimple.h.
18011 (cgraph_remove_unreachable_nodes): Use clone tree.
18012 * ipa-prop.c (ipa_note_param_call): Update call to
18013 compute_call_stmt_bb_frequencycall.
18014 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18015 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18016 (copy_bb): Handle updating of clone tree; add new edge when new call
18018 (expand_call_inline): Be strict about every call having edge.
18019 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18020 (delete_unreachable_blocks_update_callgraph): New function.
18021 (tree_function_versioning): Use VECtors; always remove unreachable
18022 blocks and fold conditionals.
18023 * tree-inline.h: Do not include varray.h.
18024 (tree_function_versioning): Remove.
18025 * Makefile.in (GTFILES): Remove tree-inline.c
18026 * passes.c (do_per_function): Do only functions having body.
18027 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18030 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18031 Andrew Morrow <acm@google.com>
18034 * c-common.c (c_common_attribute_table): Permit deprecated
18035 attribute to take an optional argument.
18036 (handle_deprecated_attribute): If the optional argument to
18037 __attribute__((deprecated)) is not a string ignore the attribute
18038 and emit a warning.
18040 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18041 * c-typeck.c (build_component_ref): Likewise.
18042 (build_external_ref): Likewise.
18044 * toplev.c (warn_deprecated_use): Add an attribute argument.
18045 Emit the message associated with __attribute__((deprecated)).
18047 * toplev.h (warn_deprecated_use): Updated.
18049 * doc/extend.texi: Document new optional parameter to
18050 __attribute__((deprecated))
18052 2009-05-08 Michael Eager <eager@eagercon.com>
18054 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18055 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18057 2009-05-08 Richard Guenther <rguenther@suse.de>
18059 PR tree-optimization/40062
18060 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18061 Avoid exponential behavior.
18063 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18065 PR rtl-optimization/33928
18067 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18068 process_uses, build_single_def_use_links): New.
18069 (update_df): Update use_def_ref.
18070 (forward_propagate_into): Use get_def_for_use instead of use-def
18072 (fwprop_init): Call build_single_def_use_links and let it initialize
18074 (fwprop_done): Free use_def_ref.
18075 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18076 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18077 df_rd_simulate_one_insn): New.
18078 (df_rd_bb_local_compute_process_def): Update head comment.
18079 (df_chain_create_bb): Use the new RD simulation functions.
18080 * df.h (df_rd_simulate_artificial_defs_at_top,
18081 df_rd_simulate_one_insn): New.
18082 * opts.c (decode_options): Enable fwprop at -O1.
18083 * doc/invoke.texi (-fforward-propagate): Document this.
18085 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18088 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18089 and one complex operand specially.
18090 * tree-complex.c (some_nonzerop): Do not identify a real value as
18091 zero if flag_signed_zeros.
18093 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18095 PR rtl-optimization/33928
18096 * loop-invariant.c (record_use): Fix && vs. || mishap.
18098 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18100 PR rtl-optimization/33928
18101 * loop-invariant.c (struct use): Add addr_use_p.
18102 (struct def): Add n_addr_uses.
18103 (struct invariant): Add cheap_address.
18104 (create_new_invariant): Set cheap_address.
18105 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18106 (record_uses): Pass df_ref to record_use.
18107 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18110 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18112 * config/sh/sh.c: Do not include c-pragma.h.
18114 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18116 * config/spu/spu.c: Remove include of c-common.h.
18118 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18121 * c-common.h (mark_valid_location_for_stdc_pragma,
18122 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18123 clear_float_const_decimal64, float_const_decimal64_p): New.
18124 * c.opt (Wunsuffixed-float-constants): New.
18125 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18126 unsuffixed float constant, handle new warning.
18127 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18128 * c-decl.c (c_scope): New flag float_const_decimal64.
18129 (set_float_const_decimal64, clear_float_const_decimal64,
18130 float_const_decimal64_p): New.
18131 (push_scope): Set new flag.
18132 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18133 to use STDC pragmas.
18134 (c_parser_external_declaration): Ditto.
18135 (c_parser_compound_statement_nostart): Ditto.
18136 * c-pragma.c (valid_location_for_stdc_pragma,
18137 mark_valid_location_for_stdc_pragma,
18138 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18139 handle_pragma_float_const_decimal64): New.
18140 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18141 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18142 set_float_const_decimal64, clear_float_const_decimal64,
18143 float_const_decimal64_p): New dummy functions.
18144 * doc/extend.texi (Decimal Float): Remove statement that the
18145 pragma, and suffix for double constants, are not supported.
18146 * doc/invoke.texi (Warning Options): List new option.
18147 (-Wunsuffixed-float-constants): New.
18149 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18151 * config/i386/i386.c: Do not include c-common.h.
18153 2009-05-07 Mark Heffernan <meheff@google.com>
18155 * doc/invoke.texi (Debugging Options): Document change of debugging
18157 * opts.c (decode_options): Make dump_base_name relative to
18158 aux_base_name directory.
18160 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18162 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18163 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18165 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18167 * Makefile.in (install-plugin): Simplify a bit.
18169 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18171 * Makefile.in (OBJS-common): Add regcprop.o.
18173 * timevar.def (TV_CPROP_REGISTERS): New.
18174 * regrename.c (regrename_optimize): Return 0.
18175 (rest_of_handle_regrename): Delete.
18176 (pass_rename_registers): Point to regrename_optimize.
18177 (struct value_data_entry, struct value_data,
18178 kill_value_one_regno, kill_value_regno, kill_value,
18179 set_value_regno, init_value_data, kill_clobbered_value,
18180 kill_set_value, kill_autoinc_value, copy_value,
18181 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18182 replace_oldest_value_reg, replace_oldest_value_addr,
18183 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18184 debug_value_data, validate_value_data): Move...
18185 * regcprop.c: ... here.
18186 (rest_of_handle_cprop): Delete.
18187 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18189 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18191 PR middle-end/40057
18192 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18193 GEN_INT for 1 << bitnum.
18194 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18195 build_int_cst_type.
18197 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18199 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18200 Remove wrong description of "nand" operation.
18202 2009-05-06 Richard Guenther <rguenther@suse.de>
18203 Adam Nemet <anemet@caviumnetworks.com>
18205 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18206 comment. Add that if LHS is not a gimple register, then RHS1 has
18207 to be a single object (GIMPLE_SINGLE_RHS).
18209 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18211 * expr.c (get_def_for_expr): Move it up in the file.
18212 (store_field): When expanding a bit-field store, look at the
18213 defining gimple stmt for the masking conversion.
18215 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18217 PR middle-end/39986
18218 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18219 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18220 32-bit memcpy into long.
18222 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18224 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18225 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18227 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18228 instead of appending DW_OP_deref*.
18230 2009-05-06 Michael Matz <matz@suse.de>
18232 PR middle-end/40021
18233 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18234 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18236 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18238 * Makefile.in (install-plugin): Fix srcdir handling.
18240 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18242 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18243 when processing for not_regs_needed bitmap.
18244 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18245 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18246 handling it for rhs.
18248 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18250 * config/i386/i386.md (unnamed inc/dec peephole): Use
18251 optimize_insn_for_size_p instead of optimize_size.
18252 * config/i386/predicates.md (incdec_operand): Likewise.
18253 (aligned_operand): Likewise.
18254 * config/i386/sse.md (divv8sf3): Likewise.
18255 (sqrtv8sf2): Likewise.
18257 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18259 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18261 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18263 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18265 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18266 ssemodesuffixf2c with avxmodesuffixf2c.
18268 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18271 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18273 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18275 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18276 (struct tree_base): Adjust spacing for 8 bit boundaries.
18277 (struct tree_decl_common): Add decl_by_reference_flag bit.
18278 (DECL_BY_REFERENCE): Adjust.
18279 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18280 print DECL_BY_REFERENCE bit.
18281 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18282 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18283 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18284 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18287 PR middle-end/39666
18288 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18289 range of the type, but default label is missing, add it with one
18290 of the existing labels instead of adding a new label for it.
18292 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18296 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18298 * Makefile.in (enable_plugin, plugin_includedir): New.
18299 (install): Depend on install-plugin.
18300 (PLUGIN_HEADERS): New.
18301 (install-plugin): New.
18302 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18304 2009-05-05 Richard Guenther <rguenther@suse.de>
18306 PR tree-optimization/40022
18307 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18309 (phivn_valid_p): Fix tuplification error, simplify.
18310 (phiprop_insert_phi): Add dumps.
18311 (propagate_with_phi): Simplify.
18313 2009-05-05 Richard Guenther <rguenther@suse.de>
18315 PR middle-end/40023
18316 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18318 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18320 * tree.h (strip_float_extensions): Remove duplicate declaration.
18321 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18322 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18323 block_ultimate_origin): Rearrange the declarations line to match the
18324 comment that indicates the .c file which the functions are defined.
18325 (dwarf2out_*, set_decl_rtl): Add comment.
18326 (get_base_address): Adjust comment.
18327 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18328 declarations line and add comment.
18329 (is_builtin_name): Add blank after function name, for clarity.
18331 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18333 * attribs.c (decl_attributes): Use %qE for identifiers in
18335 * cgraphunit.c (verify_cgraph_node): Translate function names to
18336 locale character set in diagnostics.
18337 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18339 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18340 Document that functions are named in UTF-8.
18341 * expr.c (expand_expr_real_1): Translate function names to locale
18342 character set in diagnostics.
18343 * gimplify.c (omp_notice_variable, omp_is_private,
18344 gimplify_scan_omp_clauses): Use %qE for identifiers in
18346 * langhooks.c (lhd_print_error_function): Translate function names
18347 to locale character set.
18348 * langhooks.h (decl_printable_name): Document that return value is
18349 in internal character set.
18350 * stmt.c: Include pretty-print.h
18351 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18353 (resolve_operand_name_1): Translate named operand name to locale
18355 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18357 * toplev.c (announce_function): Translate function names to locale
18359 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18360 (default_tree_printer): Use pp_identifier or translate identifiers
18361 to locale character set. Mark "<anonymous>" for translation.
18362 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18363 for identifiers in diagnostics.
18364 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18366 * varasm.c (output_constructor): Use %qE for identifiers in
18369 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18371 * configure.ac: use ` ` instead of $()
18372 * configure: Regenerate.
18374 2009-05-05 Ben Elliston <bje@au.ibm.com>
18376 * config/pa/linux-atomic.c: Eliminate conditional include of
18377 errno.h on non-LP64 systems to simplify build requirements.
18379 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18381 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18383 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18384 and pass value to identifier_to_locale.
18385 (warn_variable_length_array): Make name a tree.
18386 (grokdeclarator): Separate diagnostic texts for named and unnamed
18387 declarators. Use %qE for named declarators.
18388 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18390 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18391 identifiers in diagnostics.
18392 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18393 identifier_to_locale. Mark "anonymous" strings for translation.
18395 2009-05-04 Michael Eager <eager@eagercon.com>
18397 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18398 address for DImode/DFmode only if double-precision FP regs.
18400 2009-05-04 Michael Eager <eager@eagercon.com>
18402 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18403 TARGET_SINGLE_FLOAT check.
18405 2009-05-04 Michael Eager <eager@eagercon.com>
18407 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18409 2009-05-04 Michael Eager <eager@eagercon.com>
18411 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18412 * config/rs6000/t-xilinx: New
18414 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18416 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18417 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18418 * gcc/explow.c (memory_address): Use target hook.
18419 * gcc/targhooks.c (default_legitimize_address): New.
18420 * gcc/targhooks.h (default_legitimize_address): New.
18421 * gcc/target.h (legitimize_address): New.
18422 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18423 (TARGET_INITIALIZER): Include it.
18424 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18426 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18427 * config/bfin/bfin.c (legitimize_address): Remove.
18428 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18429 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18431 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18432 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18434 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18435 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18436 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18437 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18438 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18439 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18440 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18441 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18442 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18443 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18444 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18445 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18446 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18447 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18448 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18449 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18450 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18451 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18452 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18453 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18454 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18455 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18456 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18458 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18459 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18460 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18461 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18462 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18463 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18464 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18465 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18466 (thumb_legitimize_address): Delete.
18467 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18468 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18469 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18470 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18471 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18472 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18474 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18477 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18478 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18479 * config/m32r/m32r.c (m32r_legitimize_address): New.
18480 * config/m68k/m68k.c (m68k_legitimize_address): New.
18481 * config/score/score.c (score_legitimize_address): Standardize.
18482 * config/score/score3.c (score3_legitimize_address): Standardize.
18483 * config/score/score3.h (score3_legitimize_address): Adjust.
18484 * config/score/score7.c (score7_legitimize_address): Standardize.
18485 * config/score/score7.h (score7_legitimize_address): Adjust.
18486 * config/sh/sh.c (sh_legitimize_address): New.
18487 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18489 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18490 (s390_legitimize_address): ... this.
18491 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18492 (sparc_legitimize_address): ... this.
18493 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18494 (ix86_legitimize_address): ... this.
18495 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18496 (avr_legitimize_address): ... this.
18497 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18498 (mn10300_legitimize_address): ... this.
18499 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18500 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18501 (alpha_expand_mov): Adjust call.
18503 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18504 * config/spu/spu.c (spu_legitimize_address): Likewise.
18505 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18506 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18508 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18510 * intl.c (locale_encoding, locale_utf8): New.
18511 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18512 * intl.h (locale_encoding, locale_utf8): Declare.
18513 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18514 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18516 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18518 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18519 (pp_base_tree_identifier): Declare as function.
18520 (identifier_to_locale): Declare.
18521 * Makefile.in (pretty-print.o): Update dependencies.
18522 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18524 2009-05-04 Richard Guenther <rguenther@suse.de>
18526 PR middle-end/40015
18527 * builtins.c (fold_builtin_memory_op): Do not decay to element
18528 type if the size matches the whole array.
18530 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18532 * expmed.c (synth_mult): When trying out a shift, pass the result
18535 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18537 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18538 (shiftsub1_cost): New.
18539 (init_expmed): Compute shiftsub1_cost.
18540 (synth_mult): Optimize multiplications by constants of the form
18541 -(2^^m-1) for some constant positive integer m.
18543 2009-05-03 Richard Guenther <rguenther@suse.de>
18546 * c-typeck.c (array_to_pointer_conversion): Do not built
18547 ADDR_EXPRs of arrays of pointer-to-element type.
18548 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18549 up wrong ADDR_EXPRs after-the-fact.
18550 * c-common.c (strict_aliasing_warning): Strip pointer
18551 conversions for obtaining the original type.
18552 * builtins.c (fold_builtin_memset): Handle array types.
18553 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18556 2009-05-03 Richard Guenther <rguenther@suse.de>
18558 PR middle-end/23329
18559 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18560 Do not lose casts from array types with unknown extent to array
18561 types with known extent.
18562 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18563 alias set compatibility.
18565 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18567 * flags.h (extra_warnings): Delete.
18568 * toplev.c (process_options): Handle Wuninitialized here.
18569 * opts.c (extra_warnings): Delete.
18570 (set_Wextra): Delete.
18571 (common_handle_option): -Wextra can be handled automatically.
18572 * c-opts.c (c_common_handle_option): Delete obsolete code.
18573 (c_common_post_options): Simplify comment.
18574 * common.opt (W): Add Var.
18576 (Wuninitialized): Initialize to -1.
18578 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18579 Richard Guenther <rguenther@suse.de>
18581 * expr.c (get_def_for_expr): New function.
18582 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18583 SSA rather than trees.
18584 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18585 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18587 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18589 * c-common.c (reswords): Add _Imaginary.
18590 * c-common.c (enum rid): Add RID_IMAGINARY.
18592 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18594 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18595 Patch by Richard Guenther.
18597 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18599 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18600 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18601 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18602 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18603 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18604 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18605 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18606 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18607 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18608 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18609 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18610 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18611 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18612 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18613 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18614 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18615 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18616 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18618 2009-05-02 Richard Guenther <rguenther@suse.de>
18620 PR tree-optimization/39940
18621 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18624 2009-05-02 Richard Guenther <rguenther@suse.de>
18626 PR middle-end/40001
18627 * tree-ssa.c (execute_update_addresses_taken): Properly check
18628 if we can mark a variable DECL_GIMPLE_REG_P.
18629 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18630 back to the end of the function.
18631 (is_gimple_reg_type): Remove complex type special casing.
18632 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18635 2009-05-02 Ben Elliston <bje@au.ibm.com>
18637 * doc/collect2.texi (Collect2): Document search path behaviour
18638 when configured with --with-ld.
18640 2009-05-02 Jan Hubicka <jh@suse.cz>
18642 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18643 parameter; update callers.
18644 (coalesce_cost_edge): EH edges are costier because they needs
18645 splitting even if not critical and even more costier when there are
18646 multiple EH predecestors.
18648 2009-05-02 Jan Hubicka <jh@suse.cz>
18650 * except.c (remove_eh_handler_and_replace): Handle updating after
18651 removing TRY blocks.
18653 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18655 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18657 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18659 * varasm.c: Do not include c-pragma.h.
18660 * attribs.c: Do not incude c-common.h.
18662 2009-05-01 Michael Matz <matz@suse.de>
18664 * calls.c (initialize_argument_information): Handle SSA names like
18665 decls with a non MEM_P DECL_RTL.
18667 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18669 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18670 * ipa-utils.c: Likewise.
18671 * ipa-type-escape.c: Likewise.
18672 * cgraphunit.c Do not include c-common.h.
18673 * ipa-pure-const.c: Likewise.
18674 * tree-if-conv.c: Likewise.
18675 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18676 * ipa-struct-reorg.c: Likewise.
18677 * tree-nomudflap.c: Likewise.
18678 * tree-ssa-structalias.c: Likewise.
18680 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18682 * store-motion.c: Many cleanups to make this pass a first-class
18683 citizen instead of an appendix to gcse load motion. Add TODO list
18684 to make this pass faster/cleaner/better.
18686 (struct ls_expr): Post gcse.c-split cleanups.
18687 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18688 "stores" field to "avail_stores".
18689 (pre_ldst_mems): Rename to store_motion_mems.
18690 (pre_ldst_table): Rename to store_motion_mems_table.
18691 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18692 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18693 (ldst_entry): Rename to st_expr_entry, update users.
18694 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18695 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18696 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18698 (first_ls_expr): Rename to first_st_expr, update users.
18699 (next_ls_expr): Rename to next_st_expr, update users.
18700 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18701 fields properly for store motion instead of names inherited from load
18703 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18704 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18707 (ae_kill): Rename to st_kill, update users.
18708 (ae_gen): Rename to st_avloc, update users.
18709 (transp): Rename to st_transp, update users.
18710 (pre_insert_map): Rename to st_insert_map, update users.
18711 (pre_delete_map): Rename to st_delete_map, update users.
18712 (insert_store, build_store_vectors, free_store_memory,
18713 one_store_motion_pass): Update for abovementioned changes.
18715 (gcse_subst_count, gcse_create_count): Remove.
18716 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18717 and "n_stores_created", local variables.
18719 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18722 (regvec, compute_store_table_current_insn): Remove.
18723 (reg_set_info, reg_clear_last_set): Remove.
18724 (compute_store_table): Use DF caches instead of local dataflow
18727 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18729 * c-objc-common.c (c_tree_printer): Print identifiers with
18730 pp_identifier, not pp_string. Mark "({anonymous})" for
18732 * c-pretty-print.c (pp_c_ws_string): New.
18733 (pp_c_cv_qualifier, pp_c_type_specifier,
18734 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18735 pp_c_storage_class_specifier, pp_c_function_specifier,
18736 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18737 pp_c_primary_expression, pp_c_postfix_expression,
18738 pp_c_unary_expression, pp_c_shift_expression,
18739 pp_c_relational_expression, pp_c_equality_expression,
18740 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18741 use pp_string and pp_c_ws_string in place of pp_identifier and
18742 pp_c_identifier for non-identifiers. Mark English strings for
18744 * c-pretty-print.h (pp_c_ws_string): Declare.
18746 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18747 Roland McGrath <roland@redhat.com>
18749 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18750 (ENABLE_LD_BUILDID): New configuration option.
18751 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18752 (LINK_BUILDID_SPEC): New macro.
18753 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18755 * doc/install.texi: Document --enable-linker-build-id option.
18756 * configure: Rebuild.
18757 * config.in: Rebuild.
18759 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18761 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18762 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18763 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18764 MIPS_GP_SAVE_AREA_SIZE.
18765 * config/mips/mips.c (struct mips_frame_info): Update comment
18766 before arg_pointer_offset and hard_frame_pointer_offset.
18767 (mips_compute_frame_info): Update diagram before function: to
18768 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18769 indicate the position of frame_pointer_rtx with -fstack-protector and
18770 to show args_size. Don't allocate cprestore area for leaf functions
18771 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18773 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18775 2009-04-30 Michael Matz <matz@suse.de>
18777 PR tree-optimization/39955
18778 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18780 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18782 * ira.c (setup_cover_and_important_classes): Use safe macro
18783 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18785 * genpreds.c (write_tm_preds_h): Output suitable definition of
18786 REG_CLASS_FOR_CONSTRAINT.
18788 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18790 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18792 * bitmap.c (bitmap_descriptor): Likewise.
18793 * ggc-common.c (loc_descriptor): Likewise.
18794 * varray.c (varray_descriptor): Likewise.
18795 * vec.c (vec_descriptor): Likewise.
18797 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18799 * Makefile.in (dce.o): Add $(EXCEPT_H).
18800 * dce.c: Include except.h and delete redundant vector definitions.
18801 (deletable_insn_p): Return false for non-call insns that can throw
18804 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18806 * gcse.c (ae_gen): Remove.
18807 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18808 and make non-static function to make it available in store-motion.c.
18809 Update call sites with search-and-replace.
18810 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18811 extract_mentioned_regs, extract_mentioned_regs_helper,
18812 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18813 store_killed_in_insn, store_killed_after, store_killed_before,
18814 build_store_vectors, insert_insn_start_basic_block, insert-store,
18815 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18816 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18817 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18818 * store-motion.c: ...new file. Also copy data structures from gcse.c
18819 and clean up to remove parts not used by store motion.
18820 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18821 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18823 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18826 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18827 when optimizing for size.
18829 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18831 * gcse.c (gcse_constant_p): Fix typo in last change.
18833 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18835 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18837 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18839 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18841 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18843 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18844 CONST_HIGH_PART result.
18846 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18848 * config/avr/avr.c (initial_elimination_offset): Rename to
18849 avr_initial_elimination_offset.
18850 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18851 change return type to bool.
18852 (avr_can_eliminate): New function.
18853 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18854 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18855 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18856 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18857 avr_initial_elimination_offset.
18858 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18859 (avr_initial_elimination_offset): Define.
18861 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18862 Steven Bosscher <steven@gcc.gnu.org>
18864 PR rtl-optimization/39938
18865 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18866 * cfgrtl.c: Include insn-attr.h.
18867 (rest_of_pass_free_cfg): New function.
18868 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18869 * resource.c (init_resource_info): Remove call to df_analyze.
18871 2009-04-29 Richard Guenther <rguenther@suse.de>
18874 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18875 allow conversion to signed integers.
18877 2009-04-29 Richard Guenther <rguenther@suse.de>
18879 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18880 shifts of floating point vectors if the shift amount is
18881 a constant multiple of the element size.
18883 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18884 Michael Matz <matz@suse.de>
18886 PR middle-end/39927
18888 * tree-outof-ssa.c (emit_partition_copy): New function.
18889 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18890 insert_part_to_rtx_on_edge): Perform the partition base var
18891 copy using emit_partition_copy.
18892 (insert_value_copy_on_edge): Convert constants to the right mode.
18893 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18894 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18896 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18898 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18899 scan backwards to try to find a constant to initialize it.
18901 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18902 insn before the loop_end instruction, don't look past labels.
18904 2009-04-29 Richard Guenther <rguenther@suse.de>
18906 PR middle-end/39937
18907 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18908 loose type conversions.
18909 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18910 stmts only if there are no uses of its definition.
18912 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18914 * config/bfin/bfin.h (splitting_loops): Declare.
18915 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18916 Reorder bit definitions to be ascending.
18917 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18918 * config/bfin/bfin.c (splitting_loops): New variable.
18919 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18920 (struct loop_info): Remove members INIT and LOOP_INIT.
18921 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18922 the LSETUP sequence. Allow LC to be loaded from any register, but
18923 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18924 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18926 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18927 of reload_completed.
18930 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18932 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18934 * Makefile.in (PLUGIN_VERSION_H): New.
18935 (OBJS-common): Remove plugin-version.o.
18936 (plugin.o): Depend on (PLUGIN_VERSION_H).
18937 (plugin-version.o): Remove.
18938 * configure: Regenerate
18939 * configure.ac: Create plugin-version.h.
18940 * gcc-plugin.h (plugin_gcc_version): Remove.
18941 (plugin_default_version_check): Change signature.
18942 * plugin-version.c: Remove.
18943 * plugin.c: Include plugin-version.h.
18944 (str_plugin_gcc_version_name): Remove.
18945 (try_init_one_plugin): Pass gcc version to plugin_init.
18946 (plugin_default_version_check): Both gcc and plugin versions are now
18949 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18951 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18952 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18953 Remove special case testing for last insn of inner loops. Don't fail
18954 if the loop ends with a jump, emit an extra nop instead.
18956 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18957 DREGS rather than comparing directly. Remove code that tries to
18958 account for latencies.
18960 2009-04-29 Richard Guenther <rguenther@suse.de>
18962 PR tree-optimization/39941
18963 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18964 eliminating an indirect call.
18966 2009-04-29 Richard Guenther <rguenther@suse.de>
18968 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18969 parameter. Allow invariants as base if !require_lvalue.
18970 (verify_gimple_assign_single): Adjust.
18972 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18974 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18975 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18976 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18977 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18978 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18980 * config/bfin/bfin.c (bfin_expand_builtin,
18981 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18983 2009-04-28 Richard Guenther <rguenther@suse.de>
18985 * tree-vect-loop.c (get_initial_def_for_induction): Use
18986 correct types for pointer increment.
18988 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18990 * toplev.c (print_version): Update GMP version string calculation.
18992 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18994 PR rtl-optimization/39938
18995 * resource.c (init_resource_info): Add call to df_analyze.
18997 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18999 * config/alpha/alpha.md (usegp): Cast the result of
19000 alpha_find_lo_sum_using_gp to enum attr_usegp.
19001 * config/alpha/alpha.c (override_options): Remove end-of-structure
19002 marker element from cpu_table. Use array size of cpu_table to handle
19003 -mcpu and -mtune options.
19004 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19006 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19008 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19009 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19010 tune_32 and tune_64.
19011 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19012 support on PowerPC.
19013 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19014 * config/rs6000/option-defaults.h: ... here. New file.
19015 (OPT_64, OPT_32): Define.
19016 (MASK_64BIT): Define to 0 if not already defined.
19017 (OPT_ARCH64, OPT_ARCH32): Define.
19018 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19021 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19023 * config/arm/arm.c (arm_override_options): Emit error on using
19026 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19028 PR rtl-optimization/39914
19029 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19030 registers for allocnos created from user-defined variables only
19031 when not optimizing.
19033 2009-04-28 Richard Guenther <rguenther@suse.de>
19035 PR middle-end/39937
19036 * fold-const.c (fold_binary): Use distribute_real_division only
19039 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19041 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19042 add hpux-stdint.h to tm_file.
19043 (hppa[12]*-*-hpux11*): Ditto.
19044 (ia64*-*-hpux*): Ditto.
19045 * config/hpux-stdint.h: New.
19046 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19047 __STDC_EXT__ for all compiles.
19048 * config/pa/pa-hpux.h: Ditto.
19049 * config/pa/pa-hpux10.h: Ditto.
19050 * config/pa/pa-hpux11.h: Ditto.
19052 2009-04-28 Catherine Moore <clm@codesourcery.com>
19054 * debug.h (set_name): Add comment.
19056 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19059 * config/darwin.c (machopic_gen_offset): Check
19060 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19061 * config/arm/arm.c (require_pic_register): Likewise.
19063 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19065 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19066 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19067 m32c_promote_prototypes): Delete.
19069 2009-04-28 Michael Matz <matz@suse.de>
19071 PR middle-end/39922
19072 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19075 2009-04-28 Richard Guenther <rguenther@suse.de>
19077 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19079 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19081 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19082 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19083 * config/arm/arm-tune.md: Regenerate.
19085 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19087 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19088 block if there are complex incoming edges.
19089 (sel_merge_blocks): Remove useless assert.
19090 (sel_redirect_edge_and_branch): Check that edge was redirected.
19091 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19092 (sel_find_rgns): Delete declaration.
19093 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19094 the region when it is not a preheader.
19096 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19099 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19101 2009-04-28 Richard Guenther <rguenther@suse.de>
19103 * tree.h (SSA_NAME_VALUE): Remove.
19104 (struct tree_ssa_name): Remove value_handle member.
19105 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19106 array for jump threading.
19107 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19109 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19110 * tree-flow.h (threadedge_initialize_values): Declare.
19111 (threadedge_finalize_values): Likewise.
19112 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19113 (SSA_NAME_VALUE): Define.
19114 (threadedge_initialize_values): New function.
19115 (threadedge_finalize_values): Likewise.
19116 * tree-ssa-dom.c (ssa_name_values): New global variable.
19117 (SSA_NAME_VALUE): Define.
19118 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19120 2009-04-28 Ira Rosen <irar@il.ibm.com>
19122 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19123 Use REPORT_VECTORIZED_LOCATIONS instead
19124 REPORT_VECTORIZED_LOOPS.
19125 * tree-vectorizer.c (vect_verbosity_level): Make static.
19126 (vect_loop_location): Rename to vect_location.
19127 (vect_set_verbosity_level): Update comment.
19128 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19130 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19131 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19132 instead REPORT_UNVECTORIZED_LOOPS.
19133 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19134 and vect_loop_def to vect_external_def and vect_internal_def.
19135 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19136 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19137 REPORT_UNVECTORIZED_LOCATIONS.
19138 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19139 and vect_used_in_loop and to vect_unused_in_scope and
19140 vect_used_in_scope.
19141 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19142 (vect_verbosity_level): Remove declaration.
19143 (vect_analyze_operations): Likewise.
19144 (vect_analyze_stmt): Declare.
19145 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19146 REPORT_UNVECTORIZED_LOCATIONS.
19147 (vect_get_loop_niters): Fix indentation.
19148 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19149 (vect_analyze_loop_operations): New function.
19150 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19151 vect_analyze_operations.
19152 (vect_is_simple_reduction): Use new names.
19153 (vectorizable_live_operation, vect_transform_loop): Likewise.
19154 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19155 to specify whether the data references can be a part of interleaving
19157 (vect_analyze_data_ref_dependence): Use new names.
19158 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19159 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19160 * tree-vect-patterns.c (widened_name_p): Use new names.
19161 (vect_recog_dot_prod_pattern): Likewise.
19162 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19163 (process_use, vect_mark_stmts_to_be_vectorized,
19164 vect_model_simple_cost, vect_model_store_cost,
19165 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19166 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19167 vectorizable_operation, vectorizable_type_demotion,
19168 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19169 vectorizable_condition): Likewise.
19170 (vect_analyze_operations): Split into vect_analyze_loop_operations
19172 (vect_analyze_stmt): ... new function.
19173 (new_stmt_vec_info): Use new names.
19174 (vect_is_simple_use): Use new names and fix comment.
19175 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19176 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19178 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19181 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19182 and integer modes for x87 operands. Do not ICE for unsupported size,
19183 generate error instead. Generate error for unsupported operand types.
19184 ['z']: Do not handle HImode memory operands specially. Warning
19185 for floating-point operands. Fallthru to 'Z' for unsupported operand
19186 types. Do not ICE for unsupported size, generate error instead.
19187 (output_387_binary_op): Use %Z to output operands.
19188 (output_fp_compare): Ditto.
19189 (output_387_reg_move): Ditto.
19191 2009-04-28 Ben Elliston <bje@au.ibm.com>
19196 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19198 * builtins.c (c_strlen): Do not warn here.
19199 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19200 * c-common.c (pointer_int_sum): Take an explicit location.
19201 Warn about offsets out of bounds.
19202 * c-common.h (pointer_int_sum): Adjust declaration.
19204 2009-04-27 Ian Lance Taylor <iant@google.com>
19206 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19208 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19209 * df-core.c (df_set_flags): Change return type to int. Change
19210 type of old_flags to int.
19211 (df_clear_flags): Likewise.
19212 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19213 (df_get_conditional_uses): Likewise.
19214 * df.h (df_set_flags, df_clear_flags): Update declarations.
19215 * dwarf2out.c (struct indirect_string_node): Change type of form
19216 field to enum dwarf_form.
19217 (AT_string_form): Change return type to enum dwarf_form.
19218 * fixed-value.c (fixed_compare): Add cast to enum type.
19219 * fwprop.c (update_df): Change 0 to VOIDmode.
19220 * gensupport.c: Change 0 to UNKNOWN.
19221 * gimple.h (gimple_cond_code): Add cast to enum type.
19222 * haifa-sched.c (reemit_notes): Add cast to enum type.
19223 * hooks.c (hook_int_void_no_regs): Remove function.
19224 * hooks.h (hook_int_void_no_regs): Remove declaration.
19225 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19226 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19227 * real.c (real_arithmetic): Add cast to enum type.
19228 (real_compare): Likewise.
19229 * target.h (struct gcc_target): Change return type of
19230 branch_target_register_class to enum reg_class.
19231 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19232 default_branch_target_register_class.
19233 * targhooks.c (default_branch_target_register_class): New function.
19234 * targhooks.h (default_branch_target_register_class): Declare.
19235 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19236 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19238 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19240 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19241 vect_uninitialized_def. Change 0 to ERROR_MARK.
19242 * tree-vect-stmts.c (supportable_widening_operation): Don't
19243 initialize icode1 and icode2.
19244 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19245 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19247 (cmn_err_flag_specs): Change 0 to STD_C89.
19248 (cmn_err_char_table): Likewise.
19249 * config/arm/arm.c (get_arm_condition_code): Change type of code
19250 to enum arm_cond_code.
19251 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19252 (IWMMXT_BUILTIN2): Likewise.
19253 (neon_builtin_type_bits): Don't define typedef.
19254 (neon_builtin_datum): Change type of bits field to int.
19255 (arm_expand_neon_args): Add cast to enum type.
19256 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19258 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19259 casts to enum type.
19260 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19262 * config/mips/mips.md (jal_macro): Return enum constant.
19263 (single_insn): Likewise.
19264 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19266 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19267 casts to enum type.
19268 * config/s390/s390.c (s390_tune_flags): Change type to int.
19269 (s390_arch_flags): Likewise.
19270 (s390_handle_arch_option): Change flags field of struct pta to int.
19271 * config/s390/s390.h (s390_tune_flags): Update declaration.
19272 (s390_arch_flags): Likewise.
19273 * config/sh/sh.c (prepare_move_operands): Compare
19274 tls_symbolic_operand result with enum constant.
19275 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19276 (sh_expand_prologue): Add cast to enum type.
19277 (sh_expand_epilogue): Likewise.
19278 (tls_symbolic_operand): Change return type to enum tls_model.
19279 (fpscr_set_from_mem): Add cast to enum type.
19280 (legitimize_pic_address): Compare tls_symbolic_operand result with
19282 (sh_target_reg_class): Change return type to enum reg_class.
19283 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19285 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19286 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19287 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19288 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19289 (delayed_branch, tls_call_delay): Likewise.
19290 (eligible_for_sibcall_delay): Likewise.
19291 (eligible_for_return_delay): Likewise.
19292 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19293 (spu_expand_builtin_1): Likewise.
19295 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19296 for all types of conversions.
19297 (output_init_element): Issue -Wc++-compat warning if needed when
19298 initializing a bitfield with enum type.
19299 * c-parser.c (c_parser_expression): Set original_type to
19300 original_type of right hand operand of comma operator.
19302 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19304 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19306 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19307 * doc/cpp.texi (Standard Predefined Macros)
19308 (Implementation-defined behavior): Likewise.
19309 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19310 * doc/gimple.texi (GIMPLE Exception Handling)
19311 (@code{GIMPLE_ASSIGN}): Likewise.
19312 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19313 * doc/invoke.texi (Warning Options, Optimize Options)
19314 (AVR Options, Darwin Options): Likewise.
19315 (Optimize Options): Reformulate -fwhole-program description.
19316 * doc/loop.texi (Lambda): Likewise.
19317 * doc/md.texi (Output Template, Define Constraints)
19318 (Standard Names, Insn Splitting): Likewise.
19319 * doc/options.texi (Option properties): Likewise.
19320 * doc/passes.texi (Tree-SSA passes): Likewise.
19321 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19322 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19323 (File Names and DBX): Likewise.
19324 * doc/trouble.texi (Incompatibilities): Likewise.
19326 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19328 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19329 instruction is correct.
19331 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19333 Allow non-constant arguments to conversion intrinsics.
19334 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19335 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19336 * spu.c (print_operand): Handle 'v' and 'w'.
19337 (exp2_immediate_p, spu_gen_exp2): Define.
19338 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19339 spu_convtf_1): Update parameter descriptions.
19340 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19341 * constraints.md ('v', 'w'): New.
19342 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19344 (i2f, I2F): New define_mode_attr.
19345 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19346 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19347 fixuns_truncv4sfv4si2): Update to use mode attribute.
19348 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19349 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19350 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19351 patterns for combine.
19353 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19355 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19356 (cprop, hoist, pre, store_motion): New debug counters.
19357 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19358 is not an RTL pass anymore.
19359 (pass_profiling): Remove extern decl for pass removed in 2005.
19360 (pass_gcse, pass_jump_bypass): Remove.
19361 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19362 to 0 for clean state.
19363 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19364 * cse.c (gate_handle_cse_after_global_opts,
19365 rest_of_handle_cse_after_global_opts): New functions.
19366 (pass_cse_after_global_opts): New pass, does local CSE.
19367 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19368 (TV_CPROP): New timevar.
19369 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19370 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19371 (gcse_main, recompute_all_luids): Remove.
19372 (compute_hash_table_work): Call max_reg_num instead of reading
19374 (cprop_jump): Don't set run_jump_opt_after_gcse.
19375 (constprop_register): Always allow to alter jumps.
19376 (cprop_insn): Likewise.
19377 (do_local_cprop): Likewise.
19378 (local_cprop_pass): Likewise. Return non-zero if something changed.
19379 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19380 (find_implicit_sets): Add note about missed optimization opportunity.
19381 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19382 pass_rtl_cprop execute function.
19383 Don't bother tracking the pass number, each pass gets its own dumpfile
19385 Always allow to alter jumpsand bypass jumps.
19386 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19387 will just find no suitable set.
19388 (pre_edge_insert): Fix dumping, this function is for PRE only.
19389 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19390 pass_rtl_pre execute function.
19391 (hoist_code): Return non-zero if something changed. Keep track of
19392 substitutions and insertions for statistics gathering similar to PRE.
19393 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19394 called from the pass_rtl_hoist execute function. Show pass statistics.
19395 (compute_store_table): Use max_reg_num directly instead of using the
19396 formerly global max_gcse_regno.
19397 (build_store_vectors): Likewise.
19398 (replace_store_insn): Fix dumping.
19399 (store_motion): Rename to ...
19400 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19401 pass, called from the pass_rtl_store_motion execute function. Keep
19402 track of substitutions and insertions for statistics gathering similar
19404 (bypass_jumps): Remove, fold interesting bits into ...
19405 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19406 from the pass_rtl_cprop execute function.
19407 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19408 pass_jump_bypass): Remove.
19409 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19410 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19411 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19412 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19413 (gate_rtl_store_motion, execute_rtl_store_motion,
19414 pass_rtl_store_motion): New.
19415 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19416 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19417 * passes.c (init_optimization_passes): Remove pass_gcse and
19418 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19419 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19420 instead of pass_jump_bypass.
19422 2009-04-27 Richard Guenther <rguenther@suse.de>
19424 PR middle-end/39928
19425 * gimplify.c (gimplify_expr): If we are required to create
19426 a temporary make sure it ends up as register.
19428 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19431 * config/i386/i386.c (construct_container): Don't call
19432 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19433 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19435 2009-04-27 Michael Matz <matz@suse.de>
19437 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19438 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19439 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19440 (dump_replaceable_exprs): Take a bitmap.
19441 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19443 (expand_gimple_basic_block): Likewise.
19444 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19445 replaceable_expressions member a bitmap.
19446 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19447 (mark_replaceable): Likewise.
19448 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19449 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19451 2009-04-27 Richard Guenther <rguenther@suse.de>
19453 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19454 (verify_stmts): Dispatch to gimple/type verification code.
19455 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19456 issue with call argument types.
19458 2009-04-27 Michael Matz <matz@suse.de>
19460 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19461 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19464 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19465 Eric Botcazou <ebotcazou@adacore.com>
19467 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19468 a label's basic block.
19469 (mark_target_live_regs): Tidy and rework obsolete comments.
19470 Change back DF problem to LIVE. If a label starts a basic block,
19471 assume that all registers that used to be live then still are.
19472 (init_resource_info): If a label starts a basic block, set its
19473 BLOCK_FOR_INSN accordingly.
19474 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19476 2009-04-27 Richard Guenther <rguenther@suse.de>
19478 * tree-flow-inline.h (function_ann): Remove.
19479 (get_function_ann): Likewise.
19480 * tree-dfa.c (create_function_ann): Remove.
19481 * tree-flow.h (struct static_var_ann_d): Remove.
19482 (struct function_ann_d): Likewise.
19483 (union tree_ann_d): Remove fdecl member.
19484 (function_ann_t): Remove.
19485 (function_ann, get_function_ann, create_function_ann): Remove
19488 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19490 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19492 2009-04-27 Jan Hubicka <jh@suse.cz>
19494 * ipa-pure-const.c (struct funct_state_d): New fields
19495 state_previously_known, looping_previously_known; remove
19496 state_set_in_source.
19497 (analyze_function): Use new fields.
19498 (propagate): Avoid assumption that state_set_in_source imply
19501 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19502 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19503 * cfgloop.h (finite_loop_p): Declare.
19505 2009-04-26 Michael Matz <matz@suse.de>
19507 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19509 2009-04-26 Michael Matz <matz@suse.de>
19511 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19512 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19513 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19514 pass_mark_used_blocks): Remove.
19515 * tree-optimize.c (pass_free_datastructures,
19516 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19517 * passes.c (init_optimization_passes): Don't call
19518 pass_mark_used_blocks, remove dead code.
19520 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19522 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19523 * tree-ssa-live.h (register_ssa_partition): Likewise.
19525 2009-04-26 Michael Matz <matz@suse.de>
19528 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19529 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19530 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19532 (compare_pairs): Swap cost comparison.
19533 (coalesce_ssa_name): Don't use change_partition_var.
19534 * tree-nrv.c (struct nrv_data): Add modified member.
19535 (finalize_nrv_r): Set it.
19536 (tree_nrv): Use it to update statements.
19537 (pass_nrv): Require PROP_ssa.
19538 * tree-mudflap.c (mf_decl_cache_locals,
19539 mf_build_check_statement_for): Use make_rename_temp.
19540 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19541 * alias.c (find_base_decl): Handle SSA names.
19542 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19543 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19544 * rtl.h (set_reg_attrs_for_parm): Declare.
19545 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19546 to "optimized", remove unused locals at finish.
19547 (execute_free_datastructures): Make global, call
19548 delete_tree_cfg_annotations.
19549 (execute_free_cfg_annotations): Don't call
19550 delete_tree_cfg_annotations.
19552 * ssaexpand.h: New file.
19553 * expr.c (toplevel): Include ssaexpand.h.
19554 (expand_assignment): Handle SSA names the same as register variables.
19555 (expand_expr_real_1): Expand SSA names.
19556 * cfgexpand.c (toplevel): Include ssaexpand.h.
19557 (SA): New global variable.
19558 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19559 (SSAVAR): New macro.
19560 (set_rtl): New helper function.
19561 (add_stack_var): Deal with SSA names, use set_rtl.
19562 (expand_one_stack_var_at): Likewise.
19563 (expand_one_stack_var): Deal with SSA names.
19564 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19565 before unique numbers.
19566 (expand_stack_vars): Use set_rtl.
19567 (expand_one_var): Accept SSA names, add asserts for them, feed them
19568 to above subroutines.
19569 (expand_used_vars): Expand all partitions (without default defs),
19570 then only the local decls (ignoring those expanded already).
19571 (expand_gimple_cond): Remove edges when jumpif() expands an
19572 unconditional jump.
19573 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19574 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19576 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19577 members of SA; deal with PARM_DECL partitions here; expand
19578 all PHI nodes, free tree datastructures and SA. Commit instructions
19579 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19580 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19581 info and statements at start, collect garbage at finish.
19582 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19583 (VAR_ANN_PARTITION) Remove.
19584 (change_partition_var): Don't declare.
19585 (partition_to_var): Always return SSA names.
19586 (var_to_partition): Only accept SSA names.
19587 (register_ssa_partition): Only check argument.
19588 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19590 (delete_var_map): Don't free it.
19591 (var_union): Only accept SSA names, simplify.
19592 (partition_view_init): Mark only useful SSA names as used.
19593 (partition_view_fini): Only deal with SSA names.
19594 (change_partition_var): Remove.
19595 (dump_var_map): Use ssa_name instead of partition_to_var member.
19596 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19598 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19599 (struct _elim_graph): New member const_dests; nodes member vector of
19601 (set_location_for_edge): New static helper.
19602 (create_temp): Remove.
19603 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19604 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19605 (new_elim_graph): Allocate const_dests member.
19606 (clean_elim_graph): Truncate const_dests member.
19607 (delete_elim_graph): Free const_dests member.
19608 (elim_graph_size): Adapt to new type of nodes member.
19609 (elim_graph_add_node): Likewise.
19610 (eliminate_name): Likewise.
19611 (eliminate_build): Don't take basic block argument, deal only with
19612 partition numbers, not variables.
19613 (get_temp_reg): New static helper.
19614 (elim_create): Use it, deal with RTL temporaries instead of trees.
19615 (eliminate_phi): Adjust all calls to new signature.
19616 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19617 (rewrite_trees): Only do checking.
19618 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19619 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19620 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19621 contains_tree_r, MAX_STMTS_IN_LATCH,
19622 process_single_block_loop_latch, analyze_edges_for_bb,
19623 perform_edge_inserts): Remove.
19624 (expand_phi_nodes): New global function.
19625 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19626 functions, initialize new parameter, remember partitions having a
19628 (finish_out_of_ssa): New global function.
19629 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19630 don't reset in_ssa_p here, don't disable TER when mudflap.
19631 (pass_del_ssa): Remove.
19632 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19634 (execute_free_datastructures): Declare.
19635 * Makefile.in (SSAEXPAND_H): New variable.
19636 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19637 * basic-block.h (commit_one_edge_insertion): Declare.
19638 * passes.c (init_optimization_passes): Move pass_nrv and
19639 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19640 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19641 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19642 (redirect_branch_edge): Deal with super block when expanding, split
19643 out jump patching itself into ...
19644 (patch_jump_insn): ... here, new static helper.
19646 2009-04-26 Michael Matz <matz@suse.de>
19648 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19649 beyond num_ssa_names.
19650 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19651 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19653 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19655 PR inline-asm/39543
19656 * fwprop.c (forward_propagate_asm): New function.
19657 (forward_propagate_and_simplify): Propagate also into __asm, if it
19658 doesn't increase the number of referenced registers.
19661 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19663 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19665 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19666 note_nonlocal_vla_type for nonlocal VLAs.
19667 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19668 contains_remapped_vars, remap_vla_decls): New functions.
19669 (convert_nonlocal_reference_stmt): If not optimizing, call
19670 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19671 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19672 if it wasn't found in var_map.
19673 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19674 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19675 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19677 * gimplify.c (nonlocal_vlas): New variable.
19678 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19680 (gimplify_body): Create and destroy nonlocal_vlas.
19682 * dwarf2out.c (loc_descr_plus_const): New function.
19683 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19684 mem_loc_descriptor, loc_descriptor_from_tree_1,
19685 descr_info_loc, gen_variable_die): Use it.
19687 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19688 !TREE_STATIC VAR_DECLs.
19689 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19690 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19691 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19692 DECL_BY_REFERENCE is valid.
19693 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19694 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19695 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19696 Copy DECL_BY_REFERENCE.
19697 (struct nesting_copy_body_data): New type.
19698 (nesting_copy_decl): New function.
19699 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19700 if they have variable length.
19702 2009-04-26 Michael Matz <matz@suse.de>
19704 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19705 mark new temporaries for renaming.
19707 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19710 * c-decl.c (global_bindings_p): Return negative value.
19711 (c_variable_size): New. Based on variable_size from
19713 (grokdeclarator): Call c_variable_size not variable_size.
19715 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19717 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19719 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19721 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19722 Redefine it to just use mingw/include.
19723 (ASM_SPEC): Rules for -m32 and -m64.
19724 (LINK_SPEC): Use Likewise.
19725 (SPEC_32): New define.
19726 (SPEC_64): Likewise.
19727 (SUB_LINK_SPEC): Likewise.
19728 (MULTILIB_DEFAULTS): New define.
19729 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19730 Add multilib options.
19731 (MULTILIB_DIRNAMES): Likewise.
19732 (MULTILIB_OSDIRNAMES): Likewise.
19733 (LIBGCC): Likewise.
19734 (INSTALL_LIBGCC): Likewise.
19736 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19739 * c-tree.h (enum c_inline_static_type): New.
19740 (record_inline_static): Declare.
19741 * c-decl.c (struct c_inline_static, c_inline_statics,
19742 record_inline_static, check_inline_statics): New.
19743 (pop_file_scope): Call check_inline_statics.
19744 (start_decl): Call record_inline_static instead of pedwarning
19745 directly for static in inline function.
19746 * c-typeck.c (build_external_ref): Call record_inline_static
19747 instead of pedwarning directly for static referenced in inline
19750 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19752 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19753 not new but only being rescanned.
19754 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19755 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19756 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19757 record_set_info, compute_set, grealloc): Remove.
19758 (recompute_all_luids): New function.
19759 (gcse_main): Don't compute sets, and don't do related memory
19760 allocations/free-ing. If something changed before the end of the
19761 pass, update LUIDs using recompute_all_luids.
19762 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19763 (free_gcse_mem): Don't free it either.
19764 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19765 Use the df insn LUIDs.
19766 (load_killed_in_block): Likewise.
19767 (compute_hash_table_work): Don't compute reg_set_in_block.
19768 (compute_transp): Use DF_REG_DEF_CHAINs.
19769 (local_cprop_pass): Don't use compute_sets and related functions.
19770 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19771 Use get_max_uid() instead of max_cuid.
19772 (insert_insn_end_basic_block, pre_insert_copy_insn,
19773 update_ld_motion_stores): Don't try to
19774 keep reg_set tables up to date.
19775 (pre_insert_copies): Use df insn LUIDs.
19776 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19777 (reg_set_info): Don't use extra bitmap argument.
19778 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19779 information to compute regs_set_in_block.
19780 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19781 (bypass_jumps): Don't use compute_sets and friends.
19783 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19786 * opts.c (undocumented_msg): Do not leave blank even with
19789 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19791 * c-decl.c (build_enumerator): Allow values folding to integer
19792 constants but not integer constant expressions with a pedwarn if
19795 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19798 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19799 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19800 type is an integer constant.
19802 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19805 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19808 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19811 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19812 with variably modified return type and no storage class
19813 specifiers, except for the case of nested functions. Distinguish
19814 extern declarations of functions with variably modified return
19815 types from those of objects with variably modified types.
19817 2009-04-25 Jan Hubicka <jh@suse.cz>
19819 * tree.c (list_equal_p): New function.
19820 * tree.h (list_equal_p): Declare.
19821 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19822 basic_block_def, basic_block, const_basic_block): New.
19823 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19824 (redirect_eh_edge): New function.
19825 (make_eh_edge_update_phi): EH edges are not abnormal.
19826 * except.c: Include tree-flow.h.
19827 (list_match): New function.
19828 (eh_region_replaceable_by_p): New function.
19829 (replace_region): New function.
19830 (hash_type_list): New function.
19831 (hash_eh_region): New function.
19832 (eh_regions_equal_p): New function.
19833 (merge_peers): New function.
19834 (remove_unreachable_regions): Verify EH tree when checking;
19836 (copy_eh_region_1): New function.
19837 (copy_eh_region): New function.
19838 (push_reachable_handler): New function.
19839 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19840 regions without label but with live RESX.
19841 * except.h (redirect_eh_edge_to_label): New.
19842 * tree-flow.h (redirect_eh_edge): New.
19843 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19844 basic_block_def, basic_block, const_basic_block): Remove.
19845 * Makefile.in (except.o): Add dependency on tree-flow.h
19846 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19847 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19850 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19853 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19854 on the destination of memcpy.
19856 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19858 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19859 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19860 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19862 2009-04-25 Jan Hubicka <jh@suse.cz>
19864 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19865 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19866 to be reached by different label than left.
19867 (update_eh_edges): Update comment; remove edge_to_remove if possible
19868 and return true if suceeded.
19869 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19870 (cleanup_eh): Compute sharing map.
19871 * except.c (remove_eh_handler_and_replace): Add argument if we should
19873 (remove_unreachable_regions): Update for label sharing.
19874 (label_to_region_map): Likewise.
19875 (get_next_region_sharing_label): New function.
19876 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19878 (remove_eh_handler): Update.
19879 (remove_eh_region_and_replace_by_outer_of): New function.
19880 * except.h (struct eh_region): Add next_region_sharing_label.
19881 (remove_eh_region_and_replace_by_outer_of,
19882 get_next_region_sharing_label): Declare.
19883 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19885 2009-04-25 Jan Hubicka <jh@suse.cz>
19887 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19888 insert code even if they are not critical.
19890 2009-04-25 Jan Hubicka <jh@suse.cz>
19892 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19893 (gimple_can_remove_branch_p): EH edges won't remove branch by
19895 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19896 updating of non-abnormal EH edges.
19897 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19898 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19899 (split_critical_edges): Split also edges where emitting code on them
19900 will lead to splitting later.
19902 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19903 H.J. Lu <hongjiu.lu@intel.com>
19906 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19907 the configured assembler supports fildq and fistpq mnemonics.
19908 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19909 * configure: Regenerated.
19910 * config.in: Ditto.
19912 * config/i386/i386.c (print_operand): Handle 'Z'.
19913 ['z']: Remove handling of special fild/fist suffixes.
19914 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19915 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19916 suffix of fild insn.
19917 (*floatsi<mode>2_vector_mixed): Ditto.
19918 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19919 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19920 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19921 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19922 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19924 2009-04-25 Ben Elliston <bje@au.ibm.com>
19926 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19927 the source of a set operation.
19929 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19931 * target.h (struct gcc_target): Add case_values_threshold field.
19932 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19933 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19934 * targhooks.c (default_case_values_threshold): New function.
19935 * targhooks.h (default_case_values_threshold): Declare function.
19936 * stmt.c (expand_case): Use case_values_threshold target hook.
19937 * expr.h (case_values_threshold): Remove declartation.
19938 * expr.c (case_values_threshold): Remove function.
19939 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19941 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19942 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19943 (avr_case_values_threshold): Declare as static.
19944 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19946 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19947 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19948 (mn10300_case_values_threshold): New function.
19950 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19952 * ira.c (setup_cover_and_important_classes): Add enum cast.
19954 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19956 * genpreds.c (write_enum_constraint_num): Output definition of
19957 CONSTRAINT_NUM_DEFINED_P macro.
19958 * ira.c (setup_cover_and_important_classes): Use
19959 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19961 2009-04-24 DJ Delorie <dj@redhat.com>
19963 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19964 __SH2A_SINGLE_ONLY__ also.
19966 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19968 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19969 (movdf_internal): Ditto.
19970 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19971 SFmode and DFmode constants.
19972 (ia64_print_operand): Add 'G' format for printing
19973 floating point constants.
19975 2009-04-24 Richard Guenther <rguenther@suse.de>
19977 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19978 from unsigned additions.
19980 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19982 * c-typeck.c (set_init_index): Allow array designators that are
19983 not integer constant expressions with a pedwarn if pedantic.
19985 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19987 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19988 zero if no overlap in nonzero bits between the operands.
19990 2009-04-24 Ian Lance Taylor <iant@google.com>
19992 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19993 (record_dead_and_set_regs): Likewise.
19994 * df.h (struct df_mw_hardreg): Change flags field to int.
19995 (struct df_base_ref): Likewise.
19996 (struct df): Change changeable_flags field to int.
19997 * df-scan.c (df_defs_record): Change clobber_flags to int.
19998 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19999 constants rather than #define macros.
20000 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20001 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20002 (enum dwarf_calling_convention): Likewise.
20003 (enum dwarf_line_number_x_ops): Likewise.
20004 (enum dwarf_call_frame_info): Likewise.
20005 (enum dwarf_source_language): Likewise.
20006 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20007 (add_calling_convention_attribute): Likewise.
20008 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20009 (combine_comparisons): Change compcode to int. Add cast to enum type.
20010 * genrecog.c (maybe_both_true_2): Change c to int.
20011 (write_switch): Likewise. Add cast to enum type.
20012 * gimplify.c (gimplify_omp_for): Handle return values from
20013 gimplify_expr using MIN rather than bitwise or.
20014 (gimplify_expr): Add cast to enum type.
20015 * ipa-prop.c (update_jump_functions_after_inlining): Change
20016 IPA_BOTTOM to IPA_JF_UNKNOWN.
20017 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20018 Add casts to enum type.
20019 (setup_cover_and_important_classes): Change cl to int. Add casts
20021 (setup_class_translate): Change cl and mode to int.
20022 (ira_init_once): Change mode to int.
20023 (free_register_move_costs): Likewise.
20024 (setup_prohibited_mode_move_regs): Add casts to enum type.
20025 * langhooks.c (add_builtin_function_common): Rework assertion that
20026 value fits bitfield.
20027 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20028 * omega.c (omega_do_elimination): Avoid math on enum types.
20029 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20030 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20031 int local to handle integral_argment value.
20032 * regmove.c (try_auto_increment): Change PUT_MODE to
20034 * reload.c (push_secondary_reload): Add casts to enum type.
20035 (secondary_reload_class, find_valid_class): Likewise.
20036 * reload1.c (emit_input_reload_insns): Likewise.
20037 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20038 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20039 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20041 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20042 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20044 (expand_complex_libcall): Add casts to enum type.
20045 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20046 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20047 with ERROR_MARK, not NUM_TREE_CODES.
20048 (vect_create_epilog_for_reduction): Likewise.
20049 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20050 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20051 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20053 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20054 vect_unused_in_loop. Change 0 to loop_vect.
20055 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20056 * var-tracking.c (get_init_value): Change return type to enum
20058 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20059 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20061 (arm_override_options): Add casts to enum type.
20062 (arm_emit_tls_decoration): Likewise.
20063 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20065 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20066 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20067 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20069 * config/s390/s390.c (code_for_builtin_64): Change to array of
20071 (code_for_builtin_31): Likewise.
20072 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20074 * config/sparc/sparc.c (sparc_override_options): Change value
20075 field in struct code_model to enum cmodel. In initializer change
20076 0 to NULL and add cast to enum type.
20078 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20079 Change all callers. Issue a -Wc++-compat warning using
20080 lhs_origtype if necessary.
20081 (convert_for_assignment): Issue -Wc++-compat warnings about
20082 invalid conversions to enum type on assignment.
20083 * c-common.h (build_modify_expr): Update declaration.
20085 2009-04-24 Nick Clifton <nickc@redhat.com>
20087 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20088 (function_arg_advance): Likewise.
20089 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20092 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20094 * config/s390/constraints.md ('I', 'J'): Fix condition.
20096 2009-04-24 Diego Novillo <dnovillo@google.com>
20098 * gengtype-parse.c (parse_error): Add newline after message.
20100 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20102 * config/i386/sse.md (avxmodesuffixs): Removed.
20103 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20104 (*avx_pinsr<ssevecsize>): This.
20106 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20108 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20109 follow chains of regs with a single definition, and allow expressions
20110 that are function_invariant_p.
20111 (simple_rhs_p): Allow expressions that are function_invariant_p.
20113 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20115 PR middle-end/39867
20116 * fold-const.c (fold_cond_expr_with_comparison): When folding
20117 > and >= to MAX, make sure the MAX uses the same type as the
20118 comparison's operands.
20120 2009-04-24 Nick Clifton <nickc@redhat.com>
20122 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20123 addressing for DImode accesses.
20124 (frv_print_operand_address): Handle PLUS case.
20125 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20127 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20129 PR rtl-optimization/39794
20130 * alias.c (canon_true_dependence): Add x_addr argument.
20131 * rtl.h (canon_true_dependence): Adjust prototype.
20132 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20133 * cselib.c (cselib_invalidate_mem): Likewise.
20134 * gcse.c (compute_transp): Likewise.
20135 * dse.c (scan_reads_nospill): Likewise.
20136 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20137 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20138 canon_base_addr of the group, plus optional offset.
20139 (struct group_info): Rename canon_base_mem to
20141 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20142 canon_rtx of base_mem.
20144 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20146 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20147 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20149 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20151 * config/spu/spu-builtins.h: Delete file.
20153 * config/spu/spu.h (enum spu_builtin_type): Move here from
20155 (struct spu_builtin_description): Likewise. Add GTY marker.
20156 Do not use enum spu_function_code or enum insn_code.
20157 (spu_builtins): Add extern declaration.
20159 * config/spu/spu.c: Do not include "spu-builtins.h".
20160 (enum spu_function_code, enum spu_builtin_type_index,
20161 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20162 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20163 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20164 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20165 (spu_builtin_types): Make static. Add GTY marker.
20166 (spu_builtins): Add extern declaration with GTY marker.
20167 Include "gt-spu.h".
20169 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20170 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20171 Check programmatically whether all parameters are scalar.
20173 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20175 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20177 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20178 assignment from the constructor either if the target is volatile.
20180 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20182 * config/arm/arm.md (insv): Do not share operands[0].
20184 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20186 * config/vxlib-tls.c (active_tls_threads): Delete.
20187 (delete_hook_installed): New.
20188 (tls_delete_hook): Don't delete the delete hook.
20189 (tls_destructor): Delete it here.
20190 (__gthread_set_specific): Adjust installing the delete hook.
20191 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20192 __gthread_leave_tsd_dtor_context.
20194 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20196 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20198 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20200 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20202 (alpha_rtx_costs): Ditto.
20203 (emit_unlikely_jump): Use add_reg_note.
20204 (emit_frame_store_1): Ditto.
20205 (alpha_expand_prologue): Ditto.
20206 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20207 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20209 2009-04-23 Nick Clifton <nickc@redhat.com>
20211 * config/v850/v850.md (epilogue): Remove suppressed code.
20212 (return): Rename to return_simple and remove test of frame size.
20213 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20214 to gen_return_simple.
20216 2009-04-22 Jing Yu <jingyu@google.com>
20219 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20221 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20224 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20225 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20226 value is a VECTOR_CST, the element type is the element type of the
20229 2009-04-22 DJ Delorie <dj@redhat.com>
20231 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20233 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20235 * alias.c (find_base_term): Move around LO_SUM case, so that
20236 CONST falls through into PLUS/MINUS handling.
20239 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20240 into 0, use omit_one_operand.
20242 2009-04-23 Ben Elliston <bje@au.ibm.com>
20244 * config/rs6000/linux-unwind.h (get_regs): Remove type
20245 puns. Change the type of `pc' to an array of unsigned ints and
20246 update all users. Constify frame24.
20248 2009-04-22 DJ Delorie <dj@redhat.com>
20250 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20251 declarations before code.
20252 (current_function_special_page_vector): Likewise.
20253 (m32c_expand_insv): Silence a warning.
20255 2009-04-21 Taras Glek <tglek@mozilla.com>
20257 * alias.c: Update GTY annotations to new syntax.
20258 * basic-block.h: Likewise.
20259 * bitmap.h: Likewise.
20260 * c-common.h: Likewise.
20261 * c-decl.c: Likewise.
20262 * c-parser.c: Likewise.
20263 * c-pragma.c: Likewise.
20264 * c-tree.h: Likewise.
20265 * cfgloop.h: Likewise.
20266 * cgraph.h: Likewise.
20267 * config/alpha/alpha.c: Likewise.
20268 * config/arm/arm.h: Likewise.
20269 * config/avr/avr.h: Likewise.
20270 * config/bfin/bfin.c: Likewise.
20271 * config/cris/cris.c: Likewise.
20272 * config/darwin.c: Likewise.
20273 * config/frv/frv.c: Likewise.
20274 * config/i386/i386.c: Likewise.
20275 * config/i386/i386.h: Likewise.
20276 * config/i386/winnt.c: Likewise.
20277 * config/ia64/ia64.h: Likewise.
20278 * config/iq2000/iq2000.c: Likewise.
20279 * config/mips/mips.c: Likewise.
20280 * config/mmix/mmix.h: Likewise.
20281 * config/pa/pa.c: Likewise.
20282 * config/pa/pa.h: Likewise.
20283 * config/rs6000/rs6000.c: Likewise.
20284 * config/s390/s390.c: Likewise.
20285 * config/sparc/sparc.c: Likewise.
20286 * config/xtensa/xtensa.c: Likewise.
20287 * cselib.h: Likewise.
20288 * dbxout.c: Likewise.
20289 * dwarf2out.c: Likewise.
20290 * except.c: Likewise.
20291 * except.h: Likewise.
20292 * fixed-value.h: Likewise.
20293 * function.c: Likewise.
20294 * function.h: Likewise.
20295 * gimple.h: Likewise.
20296 * integrate.c: Likewise.
20297 * optabs.c: Likewise.
20298 * output.h: Likewise.
20299 * real.h: Likewise.
20301 * stringpool.c: Likewise.
20302 * tree-data-ref.c: Likewise.
20303 * tree-flow.h: Likewise.
20304 * tree-scalar-evolution.c: Likewise.
20305 * tree-ssa-address.c: Likewise.
20306 * tree-ssa-alias.h: Likewise.
20307 * tree-ssa-operands.h: Likewise.
20308 * tree.c: Likewise.
20309 * tree.h: Likewise.
20310 * varasm.c: Likewise.
20311 * varray.h: Likewise.
20313 * coretypes.h: Do not define GTY macro if it is already defined.
20314 * doc/gty.texi: Update GTY documentation to new syntax.
20315 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20316 annotations on structs.
20317 * gengtype-parse.c: Likewise.
20319 2009-04-22 Mark Heffernan <meheff@google.com>
20321 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20323 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20325 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20328 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20330 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20331 the same as a PLUS without a shift. Increase the cost of a
20334 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20336 * Makefile.in: Update dependencies.
20337 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20338 * errors.h: Remove bogus comment about compatibility.
20339 (warning): Update declaration.
20340 * genautomata.c: Update all calls to warning.
20341 * gimple.c: Do not include errors.h. Include toplev.h.
20342 * tree-ssa-structalias.c: Do not include errors.h.
20343 * omega.c: Likewise.
20344 * tree-ssa-reassoc.c: Likewise.
20345 * config/spu/spu-c.c: Likewise.
20346 * config/spu/t-spu-elf: Update dependencies.
20348 2009-04-22 Richard Guenther <rguenther@suse.de>
20350 PR tree-optimization/39824
20351 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20352 make sure the types are compatible.
20354 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20357 * c-common.c (c_parse_error): Take a token_flags parameter.
20358 Use token_type for the token type instead.
20359 Pass token_flags to cpp_type2name.
20360 * c-common.h (c_parse_error): Update declaration.
20361 * c-parser.c (c_parser_error): Pass 0 as token flags.
20363 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20365 PR rtl-optimization/39580
20366 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20368 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20370 * function.c (expand_function_end): Do not emit a jump to the "naked"
20371 return label for fall-through returns.
20372 * except.c (sjlj_emit_function_exit): Always place the call to the
20373 unregister function at the location installed by expand_function_end.
20375 2009-04-22 Richard Guenther <rguenther@suse.de>
20377 PR tree-optimization/39845
20378 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20379 (gen_inbound_check): Likewise.
20381 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20383 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20385 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20386 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20388 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20390 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20391 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20392 shift counts to avoid out-of-bounds array accesses.
20394 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20396 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20397 (Pmode): Move above.
20399 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20401 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20402 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20403 GET_CODE macro. Use IN_RANGE macro where appropriate.
20404 * config/alpha/alpha.h: Ditto.
20405 * config/alpha/alpha.md: Ditto.
20406 * config/alpha/constraints.md: Ditto.
20407 * config/alpha/predicates.md: Ditto.
20409 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20411 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20412 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20413 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20414 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20415 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20416 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20417 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20418 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20419 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20420 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20421 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20422 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20423 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20424 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20425 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20426 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20427 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20428 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20429 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20430 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20431 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20432 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20433 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20434 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20435 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20436 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20437 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20439 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20441 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20442 references from comments.
20443 * cfgbuild.c: (count_basic_blocks): Delete.
20444 (find_basic_blocks_1): Delete.
20445 (find_basic_blocks): Delete.
20446 * except.c (finish_eh_generation): Make static. Move comment from
20447 except.h here. Remove find_basic_blocks references from comments.
20448 * except.h (finish_eh_generation): Delete.
20449 * basic-block.h (find_basic_blocks): Delete.
20450 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20452 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20454 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20455 (sdbout_parms): Likewise.
20457 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20459 * config/sh/sh.c (prepare_cbranch_operands): Use
20460 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20461 (expand_cbranchdi4): Likewise.
20462 (from_compare): Add cast to enum type.
20463 (expand_cbranchsi4): Use add_reg_note.
20464 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20465 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20466 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20467 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20468 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20469 instead of CODE_FOR_nothing.
20470 (cbranchdi4): Likewise. Fix the order of arguments for
20472 (push_fpscr): Use add_reg_note.
20473 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20474 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20476 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20478 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20479 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20480 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20481 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20482 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20483 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20484 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20485 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20486 config/alpha/x-vms, config/arc/t-arc,
20487 config/arm/README-interworking, config/arm/arm-c.c,
20488 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20489 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20490 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20491 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20492 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20493 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20494 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20495 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20496 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20497 config/cris/t-elfmulti, config/crx/t-crx,
20498 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20499 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20500 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20501 config/h8300/t-h8300, config/i386/athlon.md,
20502 config/i386/darwin-libgcc.10.4.ver,
20503 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20504 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20505 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20506 config/i386/t-linux64, config/i386/t-nwld,
20507 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20508 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20509 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20510 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20511 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20512 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20513 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20514 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20515 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20516 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20517 config/m68k/t-uclinux, config/mcore/t-mcore,
20518 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20519 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20520 config/mips/crtn.asm, config/mips/irix-crti.asm,
20521 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20522 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20523 config/mips/mips-fixed.md, config/mips/sb1.md,
20524 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20525 config/mips/t-iris6, config/mips/t-isa3264,
20526 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20527 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20528 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20529 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20530 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20531 config/mn10300/t-linux, config/mn10300/t-mn10300,
20532 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20533 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20534 config/picochip/libgccExtras/clzsi2.asm,
20535 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20536 config/rs6000/darwin-libgcc.10.4.ver,
20537 config/rs6000/darwin-libgcc.10.5.ver,
20538 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20539 config/rs6000/t-aix43, config/rs6000/t-aix52,
20540 config/rs6000/t-darwin, config/rs6000/t-fprules,
20541 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20542 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20543 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20544 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20545 config/rs6000/t-rtems, config/rs6000/t-spe,
20546 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20547 config/score/t-score-elf, config/sh/divcost-analysis,
20548 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20549 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20550 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20551 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20552 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20553 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20554 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20555 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20556 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20557 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20558 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20559 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20560 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20561 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20562 * config/h8300/genmova.sh: Include copyright and license notices
20563 in generated output.
20564 * config/h8300/mova.md: Regenerate.
20565 * doc/install.texi2html: Include word "Copyright" in copyright
20566 notice and use name "Free Software Foundation, Inc.".
20567 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20568 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20569 ChangeLog-2007, ChangeLog-2008: Correct dates.
20571 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20573 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20574 NE_EXPR operations as well.
20575 * c-parser.c (c_parser_condition): Do not set location information on
20577 (c_parser_conditional_expression): Likewise.
20578 (c_parser_binary_expression): Set location information on operators.
20579 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20580 TRUTH_NOT_EXPR has been folded.
20581 * fold-const.c (fold_truth_not_expr): Copy location information from
20582 the incoming expression to the outgoing one.
20583 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20584 recursive calls on the LHS of the operator but pass that of the
20585 operator to recursive calls on the RHS of the operator. Set it
20587 (shortcut_cond_expr): Set the locus of the operator on the second
20588 COND_EXPR and that of the expression on the first in degenerate cases.
20589 Pass the locus of the expression to calls to shortcut_cond_r.
20590 Set the locus of the 'then' block on the associated jump, if any.
20591 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20592 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20593 expression to call to gimplify_boolean_expr.
20595 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20597 * config.gcc: Add additional configuration for
20598 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20599 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20600 (CPP_SPEC): Redefine for allowing -municode option.
20601 (STARTFILE_SPEC): Likewise.
20602 * config/i386/t-mingw-w64: New.
20603 * config/i386/mingw-w64.opt: New.
20604 (municode): Add new target option.
20605 * doc/invoke.texi (municode): Add documentation for new option.
20607 2009-04-21 Ian Lance Taylor <iant@google.com>
20609 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20610 Correct test for number of arguments.
20611 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20613 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20615 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20616 argument of emit_library_call.
20618 2009-04-21 Richard Guenther <rguenther@suse.de>
20620 PR middle-end/39829
20621 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20622 inside VIEW_CONVERT_EXPRs.
20624 2009-04-21 Martin Jambor <mjambor@suse.cz>
20626 * tree-switch-conversion.c (build_constructors): Split a long line.
20627 (constructor_contains_same_values_p): New function.
20628 (build_one_array): Create assigns of constants if possible, do not
20629 call mark_sym_for_renaming, call update_stmt.
20630 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20631 make_rename_temp. Do not call mark_symbols_for_renaming, call
20633 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20634 find_new_referenced_vars, call update_stmt.
20635 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20636 instead of calling make_rename_temp. Do not call
20637 find_new_referenced_vars or mark_symbols_for_renaming, call
20640 2009-04-21 Richard Guenther <rguenther@suse.de>
20642 PR tree-optimization/39827
20643 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20644 (tree_ssa_phiprop): Pass the correct array size.
20646 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20648 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20650 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20653 * c-typeck.c (lvalue_p): Move declaration ...
20654 * c-common.h (lvalue_p): ... to here.
20655 * c-common.c (candidate_equal_p): New.
20656 (add_tlist): Use it.
20657 (merge_tlist): Use it.
20658 (warn_for_collisions_1): Likewise.
20659 (warning_candidate_p): Accept more candidates.
20660 (verify_tree): A warning candidate can be an expression. Use
20663 2009-04-21 Ben Elliston <bje@au.ibm.com>
20666 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20667 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20668 options. Remove -mcall-solaris documentation.
20670 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20673 * doc/invoke.texi (-Wlong-long): Update description.
20674 * c-lex (interpret_integer): Only warn if there was no previous
20675 overflow and -Wlong-long is enabled.
20676 * c-decl.c (declspecs_add_type): Drop redundant flags.
20677 * c.opt (Wlong-long): Init to -1.
20678 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20679 and front-end warn_long_long. Wlong-long only depends on other
20680 flags if it is uninitialized.
20681 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20682 the same for CPP and FE.
20683 (restore_extension_diagnostics): Likewise.
20685 2009-04-20 Ian Lance Taylor <iant@google.com>
20687 Fix enum conversions which are invalid in C++:
20688 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20689 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20690 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20691 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20692 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20693 (dbxout_parms): Likewise.
20694 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20695 (df_clear_flags): Likewise.
20696 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20697 top_flag parameter to int.
20698 (df_chain_create_bb_process_use): Likewise.
20699 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20701 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20702 (df_ref_create_structure, df_def_record_1): Likewise.
20703 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20704 (df_notes_rescan): Change 0 to VOIDmode in function call.
20705 (df_get_call_refs, df_insn_refs_collect): Likewise.
20706 (df_bb_regs_collect): Likewise.
20707 (df_entry_block_defs_collect): Likewise.
20708 (df_exit_block_uses_collect): Likewise.
20709 * df.h: Update declarations.
20710 * double-int.c (double_int_divmod): Add cast to enum type.
20711 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20712 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20713 (based_loc_descr): Likewise.
20714 (loc_descriptor_from_tree_1): Change first_op and second_op to
20715 enum dwarf_location_atom. Add cast to enum type.
20716 * expmed.c (init_expmed): Change 0 to SET in function call.
20717 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20718 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20719 (do_store_flag): Likewise.
20720 * fixed-value.h (struct fixed_value): Change mode to enum
20722 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20723 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20725 (insert_insn_decl, insert_decl, insert_state): Likewise.
20726 (automata_list_finish): Likewise.
20727 * genrecog.c (process_define_predicate): Add cast to enum type.
20728 * gensupport.c (init_predicate_table): Add cast to enum type.
20729 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20731 (gimple_build_call_1, gimple_build_label): Likewise.
20732 (gimple_build_goto, gimple_build_asm_1): Likewise.
20733 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20734 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20735 (enum fallback): Rename from enum fallback_t.
20736 (fallback_t): Typedef as int.
20737 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20738 GSI_SAME_STMT in function call.
20739 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20741 (setup_reg_class_relations): Likewise.
20742 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20743 (setup_prohibited_class_mode_regs): Add cast to enum type.
20744 (setup_prohibited_mode_move_regs): Likewise.
20745 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20746 (record_address_regs): Change i to enum reg_class.
20747 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20748 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20749 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20750 (GET_MODE_2XWIDER_MODE): Likewise.
20751 (GET_CLASS_NARROWEST_MODE): Likewise.
20752 * omp-low.c (expand_omp_for): Add cast to enum type.
20753 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20754 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20755 * postreload.c (reload_cse_simplify_operands): Change rclass local
20757 * predict.c (combine_predictions_for_insn): Change best_predictor
20758 and predictor to enum br_predictor.
20759 (combine_predictions_for_bb): Likewise.
20760 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20761 use SET_PREDICT_EXPR_OUTCOME.
20762 * real.c (real_arithmetic): Change icode to code in function call.
20763 * reginfo.c (init_move_cost): Add casts to enum type.
20764 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20765 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20767 * reload.c (find_valid_class): Add casts to enum type.
20768 (push_reload): Change 0 to NO_REGS in function call.
20769 (find_reloads): Change this_alternative to array of enum
20770 reg_class. Remove some now-unnecessary casts.
20771 (make_memloc): Change 0 to VOIDmode in function call.
20772 * reload1.c (reload): Change 0 to VOIDmode in function call.
20773 (eliminate_regs_1, elimination_effects): Likewise.
20774 (eliminate_regs_in_insn): Likewise.
20775 (emit_input_reload_insns): Add cast to enum type.
20776 (delete_output_reload): Change 0 to VOIDmode in function call.
20777 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20778 to enum type in function call.
20779 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20780 (SET_PREDICT_EXPR_OUTCOME): Define.
20781 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20782 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20783 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20784 (dump_function): Likewise.
20785 * tree-dump.h: Update declarations.
20786 * tree-pass.h: Update declarations.
20787 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20788 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20790 (arm_rtx_costs_1): Correct parenthesization.
20791 (arm_rtx_costs): Add casts to enum type.
20792 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20793 (vfp_emit_fstmd): Use add_rg_note.
20794 (emit_multi_reg_push, emit_sfm): Likewise.
20795 (thumb_set_frame_pointer): Likewise.
20796 (arm_expand_prologue): Likewise.
20797 (arm_regno_class): Change return type to enum reg_class.
20798 (thumb1_expand_prologue): Use add_reg_note.
20799 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20800 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20802 * config/arm/gentune.sh: Add cast to enum type.
20803 * config/arm/arm-tune.md: Rebuild.
20804 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20805 (ix86_split_fp_branch, predict_jump): Likewise.
20806 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20807 insn_code to enum rtx_code.
20808 (ix86_builtin_vectorized_function): Add cast to enum type.
20809 * config/i386/i386.md (truncdfsf2): Change slot to enum
20811 (truncxf<mode>2, isinf<mode>2): Likewise.
20812 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20814 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20815 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20816 (insert_bundle_state): Change 1 to INSERT in function call.
20817 (ia64_add_bundle_selector_before): Likewise.
20818 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20819 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20820 (restore_stack_nonlocal): Likewise.
20821 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20823 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20825 (mips_rtx_costs): Likewise.
20826 (mips_override_options): Add casts to enum type.
20827 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20829 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20830 (store_reg, set_reg_plus_d): Likewise.
20831 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20832 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20834 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20836 (emit_unlikely_jump): Use add_reg_note.
20837 (rs6000_emit_allocate_stack): Likewise.
20838 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20839 (output_toc): Change 1 to INSERT in function call.
20840 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20841 (rs6000_initialize_trampoline): Likewise.
20842 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20844 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20845 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20846 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20847 (save_gprs): Use add_reg_note.
20848 (s390_emit_prologue): Likewise.
20849 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20850 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20851 (sparc_fold_builtin): Add cast to enum type.
20852 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20854 (spu_expand_prologue): Use add_reg_note.
20855 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20857 2009-04-20 Ian Lance Taylor <iant@google.com>
20859 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20860 (c_parser_postfix_expression_after_primary): Get VEC for list of
20861 arguments. Get original types of arguments. Call
20862 build_function_call_vec.
20863 (cached_expr_list_1, cached_expr_list_2): New static variables.
20864 (c_parser_expr_list): Change return type to VEC *. Add
20865 p_orig_types parameter. Change all callers.
20866 (c_parser_release_expr): New static function.
20867 (c_parser_vec_to_tree_list): New static function.
20868 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20869 call build_function_call_vec.
20870 (build_function_call_vec): New function, based on old
20871 build_function_call.
20872 (convert_arguments): Remove nargs and argarray parameters. Change
20873 values to a VEC. Add origtypes parameter.
20874 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20875 (convert_for_assignment): Add origtype parameter. Change all
20876 callers. If warn_cxx_compat, check for conversion to an enum
20877 type when calling a function.
20878 (store_init_value): Add origtype parameter. Change all callers.
20879 (digest_init): Likewise.
20880 (struct init_node): Add origtype field.
20881 (add_pending_init): Add origtype parameter. Change all callers.
20882 (output_init_element): Likewise.
20883 (output_pending_init_elements): Pass origtype from init_node to
20884 output_init_element.
20885 (process_init_element): Pass origtype from c_expr to
20886 output_init_element.
20887 (c_finish_return): Add origtype parameter. Change all callers.
20888 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20890 (sync_resolve_params): Likewise.
20891 (sync_resolve_return): Change params to first_param. Change caller.
20892 (resolve_overloaded_builtins): Change params to VEC *. Change
20893 callers. Save first parameter around call to build_function_call_vec.
20894 * c-decl.c (finish_decl): Add origtype parameter. Change all
20895 callers. Call build_function_call_vec rather than
20896 build_function_call for cleanup.
20897 * c-tree.h: Update declarations.
20898 * c-common.h: Update declarations.
20899 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20900 params to first_param.
20901 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20902 params parameter from tree to void *.
20903 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20904 Change arglist parameter to have type void *, and to be a pointer
20906 * config/rs6000/rs6000-protos.h
20907 (altivec_resolve_overloaded_builtin): Update declaration.
20908 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20909 fnargs parameter to have type void *, and to be a pointer to a
20910 VEC. Call build_function_call_vec instead of
20911 build_function_call.
20912 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20914 2009-04-20 Joey Ye <joey.ye@intel.com>
20915 Xuepeng Guo <xuepeng.guo@intel.com>
20916 H.J. Lu <hongjiu.lu@intel.com>
20918 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20920 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20921 (IX86_LEA_PRIORITY): Likewise.
20922 (distance_non_agu_define): New function.
20923 (distance_agu_use): Likewise.
20924 (ix86_lea_for_add_ok): Likewise.
20925 (ix86_dep_by_shift_count): Likewise.
20927 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20928 should split for LEA.
20930 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20932 (ix86_dep_by_shift_count): Likewise.
20934 2009-04-20 Richard Guenther <rguenther@suse.de>
20936 * expr.c (handled_component_p): Move ...
20937 * tree.h (handled_component_p): ... here.
20938 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20939 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20940 and REALPART_EXPR to be in one group.
20942 2009-04-20 Richard Guenther <rguenther@suse.de>
20944 * basic-block.h (get_all_dominated_blocks): Declare.
20945 * dominance.c (get_all_dominated_blocks): New function.
20946 * tree-cfg.c (get_all_dominated_blocks): Remove.
20947 (remove_edge_and_dominated_blocks): Adjust.
20948 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20949 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20950 instead of recursing.
20952 2009-04-20 Doug Kwan <dougkwan@google.com>
20954 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20955 (struct cgraph_node_set_def): New type.
20956 (cgraph_node_set) New type. Also declare vector functions.
20957 (struct cgraph_node_set_element_def): New type.
20958 (cgraph_node_set_element): Ditto.
20959 (cgraph_node_set_iterator): New iterator type.
20960 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20961 cgraph_node_set_remove, dump_cgraph_node_set,
20962 debug_cgraph_node_set): New prototypes.
20963 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20964 cgraph_node_set_size): New inlines.
20965 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20966 including cgraph.h.
20967 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20968 argument to function 'write_summary'.
20969 * ipa.c: Include ggc.h.
20970 (hash_cgraph_node_set_element,
20971 eq_cgraph_node_set_element, cgraph_node_set_new,
20972 cgraph_node_set_add, cgraph_node_set_remove,
20973 cgraph_node_set_find, dump_cgraph_node_set,
20974 debug_cgraph_node_set): New functions.
20975 * Makefile.in (ipa.o): Add dependency on GGC_H.
20977 2009-04-20 Ira Rosen <irar@il.ibm.com>
20979 PR tree-optimization/39675
20980 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20981 check of the return code of vect_schedule_slp. Check that
20982 stmt_vec_info still exists for the statement, before checking its
20983 vectorization type.
20985 2009-04-20 Michael Matz <matz@suse.de>
20987 * Makefile.in (generated_files): Take out $(simple_generated_c).
20989 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20991 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20992 (UINTPTR_TYPE): Likewise.
20994 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20997 * c-typeck.c (digest_init): Check for initializing an array with a
21000 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21003 * c-semantics.c (pop_stmt_list): Propagate
21004 STATEMENT_LIST_HAS_LABEL to parent statement list.
21006 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21008 * config/mips/mips.h (mips_tune_attr): New macro.
21009 * config/mips/mips.md (cpu): Use it.
21011 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21014 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21017 2009-04-19 Diego Novillo <dnovillo@google.com>
21019 * toplev.c (compile_file): Move call to coverage_finish ...
21020 * cgraphunit.c (ipa_passes): ... here.
21021 Call cgraph_process_new_functions.
21022 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21023 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21025 2009-04-19 Jan Hubicka <jh@suse.cz>
21027 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21029 (dump_cgraph_node): Dump can throw external flag.
21030 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21032 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21036 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21037 * common.opt (Wlogical-op): Move from here...
21038 * c.opt (Wlogical-op): ... to here.
21039 * c-typeck.c (parser_build_binary_op): Update call to
21040 warn_logical_operator.
21041 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21043 * c-common.c (warn_logical_op): Update.
21044 * c-common.h (warn_logical_op): Update declaration.
21046 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21048 * tree.c (protected_set_expr_location): Fix formatting.
21050 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21053 * c-typeck.c (readonly_warning): new.
21054 (build_unary_op, build_modify_expr): Use readonly_warning for
21055 storing into something readonly but not const-qualified.
21057 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21060 * c-typeck.c (build_unary_op): Check for taking address of
21061 expression of type void.
21063 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21066 * c-typeck.c (build_function_call): Check for calling a function
21067 with qualified void return types. Call require_complete_type when
21070 2009-04-18 Jan Hubicka <jh@suse.cz>
21072 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21074 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21075 can_throw_external flag.
21076 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21077 * ipa-pure-const.c (ignore_edge): New function.
21078 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21079 only over can_throw_external edges.
21080 (local_pure_const): Add nothrow flag.
21081 * ipa-utils.c (searchc): Add ignore_edge callback.
21082 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21083 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21084 (set_nothrow_function_flags): Update cgraph.
21085 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21087 2009-04-18 Richard Guenther <rguenther@suse.de>
21089 PR middle-end/39804
21090 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21091 (fold_stmt): ... this and ...
21092 (fold_stmt_inplace): ... this.
21093 (fold_stmt_1): Fold references in calls and asms.
21094 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21096 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21098 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21099 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21101 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21103 * tree.c (function_args_count): Remove.
21104 * tree.h: Remove the prototype for function_args_count.
21106 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21108 * tree-iterator.c (expr_only): Remove.
21109 * tree.h: Remove the prototype for expr_only.
21111 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21113 * reginfo.c (cannot_change_mode_set_regs): Remove.
21114 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21116 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21118 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21119 whether operands 0 and 1 overlaps.
21121 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21123 PR middle-end/36902
21124 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21125 pointer. Use warning_at instead of warning.
21126 (search_for_addr_array): Likewise.
21127 (check_array_bounds): Likewise.
21128 (check_all_array_refs): Check that the incoming edge is not in the
21129 list of edges to be removed.
21130 (check_all_array_refs): Avoid the temporal pointer.
21131 (vrp_visit_cond_stmt): Fix typo.
21132 (simplify_switch_using_ranges): Handle the case where the switch
21133 index is an integer constant.
21135 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21137 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21139 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21141 * doc/extend.texi, doc/invoke.texi: Fix typos.
21143 2009-04-17 Cary Coutant <ccoutant@google.com>
21145 * tree-flow-inline.h (get_lineno): Fix inverted test.
21147 2009-04-17 Diego Novillo <dnovillo@google.com>
21149 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21150 assertion for AVAIL_OUT.
21152 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21155 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21156 * config/sh/linux-atomic.asm: Likewise.
21158 2009-04-17 Diego Novillo <dnovillo@google.com>
21160 * except.c (debug_eh_tree): New.
21161 (struct eh_region, struct eh_status): Move ...
21162 * except.h: ... here.
21163 (add_type_for_runtime): Declare extern.
21164 (lookup_type_for_runtime): Likewise.
21165 (debug_eh_tree): Declare.
21166 * Makefile.in (GTFILES): List except.h before except.c
21168 2009-04-17 Diego Novillo <dnovillo@google.com>
21170 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21171 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21172 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21173 (find_vars_r): ... here.
21174 * tree-flow.h (find_referenced_vars_in): Declare.
21175 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21176 that AVAIL_OUT exists for BLOCK.
21177 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21178 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21179 (tree-parloops.o): Likewise.
21181 2009-04-17 Simon Baldwin <simonb@google.com>
21183 * toplev.c (default_tree_printer): Add handling for %E format.
21185 2009-04-17 Diego Novillo <dnovillo@google.com>
21187 * tree-pretty-print.c (dump_generic_node): Add break after
21188 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21189 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21190 FUNCTION_TYPE together. Call print_struct_decl when printing
21191 structures and TDF_SLIM is not given.
21192 (print_struct_decl): Fix logic for detecting recursion.
21194 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21197 * gcc.c (create_at_file): New.
21198 (compile_input_file_p): New.
21199 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21200 * main.c (main): Update call to toplev_main.
21201 * toplev.c (toplev_main): Change signature. Call expandargv.
21202 * toplev.h (toplev_main): Change signature.
21204 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21206 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21207 if the latter is not constant.
21209 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21211 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21213 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21215 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21216 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21218 2009-04-17 Richard Guenther <rguenther@suse.de>
21220 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21221 Handle component references view-converting an invariant address.
21223 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21225 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21226 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21227 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21228 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21229 Use @deftypevr rather than @deftypevar.
21231 2009-04-17 Richard Guenther <rguenther@suse.de>
21233 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21234 (get_prop_source_stmt): Likewise.
21235 (can_propagate_from): Likewise.
21237 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21239 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21240 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21241 (--with-multilib-list): Add default value.
21242 * configure: Regenerate.
21243 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21244 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21245 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21246 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21247 Don't add default cpu to multilib list unnecessarily, but do enable
21248 the relevant compiler option..
21249 Add support for --with-multilib-list=<blank> and
21250 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21251 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21252 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21253 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21254 TM_MULTILIB_CONFIG.
21255 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21256 (MULTILIB_OSDIRNAMES): New variable.
21257 * config/sh/t-1e: Delete file.
21258 * config/sh/t-mlib-sh1: Delete file.
21259 * config/sh/t-mlib-sh2: Delete file.
21260 * config/sh/t-mlib-sh2a: Delete file.
21261 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21262 * config/sh/t-mlib-sh2a-single: Delete file.
21263 * config/sh/t-mlib-sh2a-single-only: Delete file.
21264 * config/sh/t-mlib-sh2e: Delete file.
21265 * config/sh/t-mlib-sh3e: Delete file.
21266 * config/sh/t-mlib-sh4: Delete file.
21267 * config/sh/t-mlib-sh4-nofpu: Delete file.
21268 * config/sh/t-mlib-sh4-single: Delete file.
21269 * config/sh/t-mlib-sh4-single-only: Delete file.
21270 * config/sh/t-mlib-sh4a: Delete file.
21271 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21272 * config/sh/t-mlib-sh4a-single: Delete file.
21273 * config/sh/t-mlib-sh4a-single-only: Delete file.
21274 * config/sh/t-mlib-sh4al: Delete file.
21275 * config/sh/t-mlib-sh5-32media: Delete file.
21276 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21277 * config/sh/t-mlib-sh5-64media: Delete file.
21278 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21279 * config/sh/t-mlib-sh5-compact: Delete file.
21280 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21281 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21282 * doc/install.texi (Options specification): Add
21283 --with-multilib-list and --with-endian.
21285 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21287 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21289 (OBJS-common): Add plugin-version.o.
21290 (plugin-version.o): New.
21291 * gcc-plugin.h (plugin_gcc_version): New.
21292 (plugin_default_version_check): New.
21293 (plugin_init_func, plugin_init): Add version argument.
21294 * plugin-version.c: New.
21295 * plugin.c (str_plugin_gcc_version_name): New.
21296 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21297 pass it to the init function.
21298 (plugin_default_version_check): New.
21300 2009-04-17 Richard Guenther <rguenther@suse.de>
21302 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21303 for decl-vs-decl disambiguation.
21305 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21307 * config/s390/s390.h (s390_tune_attr): New macro definition.
21308 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21310 2009-04-17 Richard Guenther <rguenther@suse.de>
21312 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21313 (fold_stmt_r): Likewise.
21314 (maybe_fold_reference): New function.
21315 (fold_gimple_assign): Handle cases fold_stmt_r did.
21316 (fold_stmt): Do not use fold_stmt_r.
21317 (fold_stmt_inplace): Likewise.
21319 2009-04-17 Richard Guenther <rguenther@suse.de>
21321 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21322 (record_equivalences_from_stmt): Remove useless checks and
21324 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21325 the type is already suitable.
21327 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21329 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21331 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21333 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21334 (CMPtype): Define as __gcc_CMPtype.
21336 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21338 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21339 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21341 2009-04-17 Richard Guenther <rguenther@suse.de>
21343 PR tree-optimization/39746
21344 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21345 special-casing for builtins and static variable use/def.
21346 (call_may_clobber_ref_p_1): Likewise.
21348 2009-04-16 Ian Lance Taylor <iant@google.com>
21350 * df.h: Include "timevar.h".
21351 (struct df_problem): Change tv_id field to timevar_id_t.
21352 * tree-pass.h: Include "timevar.h".
21353 (struct opt_pass): Change tv_id field to timevar_id_t.
21354 * timevar.h (timevar_id_t): Define TV_NONE.
21355 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21356 TV_NONE rather than tv_id != 0.
21357 (execute_one_pass): Likewise.
21358 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21359 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21360 dependencies to $(TREE_PASS_H).
21361 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21363 (pass_branch_target_load_optimize2): Likewise.
21364 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21365 (pass_outof_cfg_layout_mode): Likewise.
21366 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21367 (pass_rebuild_cgraph_edges): Likewise.
21368 (pass_remove_cgraph_callee_edges): Likewise.
21369 * df-core.c (pass_df_initialize_opt): Likewise.
21370 (pass_df_initialize_no_opt): Likewise.
21371 (pass_df_finish): Likewise.
21372 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21373 * except.c (pass_set_nothrow_function_flags): Likewise.
21374 (pass_convert_to_eh_region_ranges): Likewise.
21375 * final.c (pass_compute_alignments): Likewise.
21376 * function.c (pass_instantiate_virtual_regs): Likewise.
21377 (pass_init_function): Likewise.
21378 (pass_leaf_regs): Likewise.
21379 (pass_match_asm_constraints): Likewise.
21380 * gimple-low.c (pass_lower_cf): Likewise.
21381 (pass_mark_used_blocks): Likewise.
21382 * init-regs.c (pass_initialize_regs): Likewise.
21383 * integrate.c (pass_initial_value_sets): Likewise.
21384 * ira.c (pass_ira): Likewise.
21385 * jump.c (pass_cleanup_barriers): Likewise.
21386 * omp-low.c (pass_expand_omp): Likewise.
21387 (pass_lower_omp): Likewise.
21388 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21389 * recog.c (pass_split_all_insns): Likewise.
21390 (pass_split_after_reload): Likewise.
21391 (pass_split_before_regstack): Likewise.
21392 (pass_split_before_sched2): Likewise.
21393 (pass_split_for_shorten_branches): Likewise.
21394 * reginfo.c (pass_reginfo_init): Likewise.
21395 (pass_subregs_of_mode_init): Likewise.
21396 (pass_subregs_of_mode_finish): Likewise.
21397 * passes.c (pass_postreload): Likewise.
21398 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21399 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21400 (pass_warn_function_return): Likewise.
21401 (pass_warn_function_noreturn): Likewise.
21402 * tree-complex.c (pass_lower_complex): Likewise.
21403 (pass_lower_complex_O0): Likewise.
21404 * tree-if-conv.c (pass_if_conversion): Likewise.
21405 * tree-into-ssa.c (pass_build_ssa): Likewise.
21406 * tree-mudflap.c (pass_mudflap_1): Likewise.
21407 (pass_mudflap_2): Likewise.
21408 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21409 (pass_mudflap_2): Likewise.
21410 * tree-nrv.c (pass_return_slot): Likewise.
21411 * tree-object-size.c (pass_object_sizes): Likewise.
21412 * tree-optimize.c (pass_all_optimizations): Likewise.
21413 (pass_early_local_passes): Likewise.
21414 (pass_all_early_optimizations): Likewise.
21415 (pass_cleanup_cfg): Likewise.
21416 (pass_cleanup_cfg_post_optimizing): Likewise.
21417 (pass_free_datastructures): Likewise.
21418 (pass_free_cfg_annotations): Likewise.
21419 (pass_fixup_cfg): Likewise.
21420 (pass_init_datastructures): Likewise.
21421 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21422 (pass_late_warn_uninitialized): Likewise.
21423 (pass_update_address_taken): Likewise.
21424 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21425 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21426 (pass_cse_sincos): Likewise.
21427 (pass_convert_to_rsqrt): Likewise.
21428 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21429 * tree-stdarg.c (pass_stdarg): Likewise.
21430 * tree-tailcall.c (pass_tail_recursion): Likewise.
21431 (pass_tail_calls): Likewise.
21432 * tree-vect-generic.c (pass_lower_vector): Likewise.
21433 (pass_lower_vector_ssa): Likewise.
21434 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21436 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21438 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21440 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21442 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21443 logical and signext.
21445 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21448 * config/sh/predicates.md (arith_operand): Check if the operand
21449 of TRUNCATE is a REG.
21451 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21453 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21454 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21456 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21458 * tree-iterator.c (tsi_split_statement_list_after,
21459 tsi_split_statement_list_before): Remove.
21460 * tree-iterator.h: Remove the prototypes for
21461 tsi_split_statement_list_after and tsi_split_statement_list_before.
21463 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21465 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21466 * tree-ssa-propagate.h: Remove the prototype for
21467 stmt_makes_single_load.
21469 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21471 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21472 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21474 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21476 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21478 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21480 * except.c (eh_region_outer_p): Remove.
21481 * except.h: Remove the prototype for eh_region_outer_p.
21483 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21485 * function.c (current_function_assembler_name): Remove.
21486 * function.h: Remove the prototype for
21487 current_function_assembler_name.
21489 2009-04-16 Ian Lance Taylor <iant@google.com>
21491 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21492 (add_reg_note): Call alloc_reg_note.
21493 * rtl.h (alloc_reg_note): Declare.
21494 * combine.c (try_combine): Use alloc_reg_note.
21495 (recog_for_combine, move_deaths): Likewise.
21496 (distribute_notes): Use alloc_reg_note and add_reg_note.
21497 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21498 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21499 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21501 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21503 PR rtl-optimization/39762
21504 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21505 ira_may_move_out_cost): Add comments about way of their usage.
21506 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21508 * ira-conflicts.c (process_regs_for_copy): Use function
21509 ira_get_register_move_cost instead of global
21510 ira_register_move_cost.
21512 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21513 color_pass, move_spill_restore, update_curr_costs): Ditto.
21515 * ira-lives.c (process_single_reg_class_operands): Ditto.
21517 * ira-emit.c (emit_move_list): Ditto.
21519 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21520 (record_reg_classes): Ditto. Use functions
21521 ira_get_register_move_cost and ira_get_may_move_cost instead of
21522 global vars ira_register_move_cost, ira_may_move_out_cost and
21523 ira_may_move_in_cost.
21524 (record_address_regs): Don't call ira_init_register_move_cost.
21525 Use function ira_get_may_move_cost instead of global
21526 ira_may_move_in_cost.
21527 (process_bb_node_for_hard_reg_moves): Use function
21528 ira_get_register_move_cost instead of global ira_register_move_cost.
21529 (ira_costs): Don't call ira_init_register_move_cost.
21531 2009-04-16 Richard Guenther <rguenther@suse.de>
21533 * tree-cfg.c (verify_gimple_assign_binary):
21534 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21535 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21536 (create_general_new_stmt): Note that this function is broken.
21538 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21540 * common.opt (fhelp): Add Var(help_flag).
21541 * gcc-plugin.h (plugin_info): Add help.
21542 * plugin.c (plugin_name_args): Add help.
21543 (register_plugin_info): Set plugin->help.
21544 (print_help_one_plugin): New.
21545 (print_plugins_help): New.
21546 * plugin.h (print_plugins_help): New.
21547 * toplev.c (toplev_main): Call print_plugins_help if needed.
21549 2009-04-16 Richard Guenther <rguenther@suse.de>
21551 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21552 (gimple_ior_addresses_taken_1): New function.
21553 (gimple_ior_addresses_taken): Likewise.
21554 * gimple.h (struct gimple_statement_with_ops_base): Remove
21555 addresses_taken member.
21556 (gimple_ior_addresses_taken): Declare.
21557 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21558 gimple_set_addresses_taken): Remove.
21559 * ipa-reference.c (mark_address): New function.
21560 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21561 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21562 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21563 (gimple_add_to_addresses_taken): Remove.
21564 (get_tmr_operands): Call mark_address_taken.
21565 (get_asm_expr_operands): Likewise.
21566 (get_expr_operands): Likewise.
21567 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21568 (free_stmt_operands): Do not free it.
21569 * tree-ssa.c (delete_tree_ssa): Likewise.
21570 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21572 2009-04-16 Richard Guenther <rguenther@suse.de>
21574 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21575 (walk_stmt_load_store_ops): Likewise.
21576 * gimple.c (get_base_loadstore): New function.
21577 (walk_stmt_load_store_addr_ops): Likewise.
21578 (walk_stmt_load_store_ops): Likewise.
21579 * ipa-pure-const.c (check_op): Simplify.
21580 (check_load, check_store): New functions.
21581 (check_stmt): Use walk_stmt_load_store_ops.
21582 * ipa-reference.c (mark_load): Adjust signature.
21583 (mark_store): Likewise.
21584 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21586 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21588 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21589 (plugin_info): New.
21590 * opts.c (common_handle_option): Don't call print_version.
21591 * plugin.c (plugin_name_args): Add version.
21592 (register_plugin_info): New.
21593 (register_callback): Handle PLUGIN_INFO.
21594 (try_init_one_plugin): New.
21595 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21597 (finalize_one_plugin): New.
21598 (finalize_plugins): New.
21599 (print_one_plugin): New.
21600 (print_plugins_versions): New.
21601 * plugin.h (print_plugins_versions): New.
21602 (finalize_plugins): New.
21603 * toplev.c (compile_file): Don't call initialize_plugins.
21604 (print_version): Call print_plugins_versions.
21605 (toplev_main): Call initialize_plugins. Print version if needed.
21606 Call finalize_plugins.
21608 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21610 * common.opt (fversion): New.
21611 * gcc.c (print_version): New.
21612 (process_command): Don't print the version. Just set print_version.
21613 (main): Print version. Call subprocesses if print_version and
21614 verbose_flag are set.
21615 * opts.c (common_handle_option): Handle OPT_fversion.
21617 2009-04-16 Richard Guenther <rguenther@suse.de>
21618 Ira Rosen <irar@il.ibm.com>
21620 PR tree-optimization/39698
21621 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21622 type of the reduction variable. Only generate the def if
21625 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21626 make sure to first convert to an integer of the same precision.
21627 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21628 the type of the evolution correctly in computing the new
21629 induction variable base.
21631 2009-04-16 Richard Guenther <rguenther@suse.de>
21633 PR middle-end/39625
21634 * tree-cfg.c (make_blocks): Split statements with to-be
21635 abnormal SSA names on the lhs.
21637 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21639 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21640 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21641 * c-typeck.c (really_start_incremental_init): Likewise.
21642 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21643 (TARGET_INITIALIZER): Remove it.
21644 * target.h (struct target): Remove vector_opaque_p.
21645 * tree.c (build_opaque_vector_type): New.
21646 * tree.h (TYPE_VECTOR_OPAQUE): New.
21647 (build_opaque_vector_type): Declare.
21648 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21649 * config/rs6000/rs6000.c (build_opaque_vector_type,
21650 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21651 (rs6000_init_builtins): Use build_opaque_vector_type for
21652 opaque_V4SI_type_node.
21654 2009-04-15 Catherine Moore <clm@codesourcery.com>
21656 * debug.h (set_name): Declare.
21657 * dwarf2out.c (dwarf2out_set_name): Declare.
21658 (dwarf2_debug_hooks): Add set_name.
21659 (find_AT_string): New.
21660 (add_AT_string): Call find_AT_string.
21661 (dwarf2out_set_name): New.
21662 * cp/decl.c (grokdeclarator): Call set_name.
21663 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21664 * debug.c (do_nothing_debug_hooks): Likewise.
21665 * dbxout.c (dbx_debug_hooks): Likewise.
21666 * sdbout.c (sdb_debug_hooks): Likewise.
21668 2009-04-15 Michael Eager <eager@eagercon.com>
21670 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21671 reg for single-precision FPU.
21672 * config/rs6000/rs6000.md (movsi_internal1): Only for
21673 !TARGET_SINGLE_FPU.
21674 (movsi_internal1_single): New. Add pattern to move SI values to/from
21675 single-precision FP regs.
21677 2009-04-15 Richard Guenther <rguenther@suse.de>
21679 * omp-low.c (lower_rec_input_clauses): Build correct address
21681 (expand_omp_for_generic): Fix multiplication type.
21682 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21683 (generate_memset_zero): Fix types.
21684 * tree-profile.c (prepare_instrumented_value): Correctly
21687 2009-04-15 Ian Lance Taylor <iant@google.com>
21689 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21690 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21691 for -Wall and for -Wc++-compat.
21692 (c_common_post_options): For C++, set warn_enum_compare if not
21694 * c-tree.h (struct c_expr): Add field original_type.
21695 (build_external_ref): Update declaration.
21696 * c-parser.c (c_parser_braced_init): Set original_type.
21697 (c_parser_initelt): Likewise.
21698 (c_parser_expr_no_commas): Likewise.
21699 (c_parser_conditional_expression): Likewise.
21700 (c_parser_cast_expression): Likewise.
21701 (c_parser_unary_expression): Likewise. Pull setting of
21702 original_code to top of function.
21703 (c_parser_sizeof_expression): Set original_type.
21704 (c_parser_alignof_expression): Likewise.
21705 (c_parser_postfix_expression): Likewise. Pull setting of
21706 original_code to top of function.
21707 (c_parser_postfix_expression_after_paren_type): Set original_type.
21708 (c_parser_postfix_expression_after_primary): Likewise.
21709 (c_parser_expression): Likewise.
21710 * c-typeck.c (build_external_ref): Add type parameter. Change all
21712 (c_expr_sizeof_expr): Set original_type field.
21713 (parser_build_unary_op): Likewise.
21714 (parser_build_binary_op): Likewise. Optionally warn about
21715 comparisons of enums of different types.
21716 (digest_init): Set original_type field.
21717 (really_start_incremental_init): Likewise.
21718 (push_init_level, pop_init_level): Likewise.
21719 * doc/invoke.texi (Warning Options): -Wenum-compare now
21722 2009-04-15 Richard Guenther <rguenther@suse.de>
21724 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21725 out a necessary conversion.
21726 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21727 names we didn't value number.
21728 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21730 2009-04-15 Richard Guenther <rguenther@suse.de>
21732 PR tree-optimization/39764
21733 * tree-ssa-ccp.c (get_value): Canonicalize value with
21734 canonicalize_float_value.
21736 2009-04-15 Jan Hubicka <jh@suse.cz>
21738 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21739 Wrong version of patch.
21741 2009-04-15 Jan Hubicka <jh@suse.cz>
21743 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21745 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21747 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21748 our distinct integral and vector types.
21750 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21752 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21753 * init.c (build_vtbl_address): Remove call to assemble_external.
21755 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21757 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21758 output for other floating point modes.
21760 2009-04-14 Diego Novillo <dnovillo@google.com>
21762 * diagnostic.c (diagnostic_report_diagnostic): Do not
21763 warn about loaded plugins for DK_ERROR and DK_WARNING.
21764 * c-decl.c (declspecs_add_type): Move call to
21765 invoke_plugin_callbacks ...
21766 * c-parser.c (c_parser_declspecs): ... here.
21767 * plugin.c (dump_active_plugins): Tidy output.
21769 2009-04-14 Diego Novillo <dnovillo@google.com>
21770 Le-Chun Wu <lcwu@google.com>
21772 * configure.ac: Add --enable-plugin support.
21773 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21774 * Makefile.in (PLUGIN_H): Define.
21775 Export ENABLE_PLUGIN and GMPINC to site.exp.
21776 Add PLUGINLIBS to link command.
21777 Add/modify dependencies for plugin.o and files including plugin.h.
21779 * config.in: Regenerate.
21781 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21784 2009-04-14 Le-Chun Wu <lcwu@google.com>
21786 * tree-pass.h (register_one_dump_file): Add a prototype for
21787 register_one_dump_file.
21788 * toplev.c (compile_file): Call initialize_plugins.
21789 (do_compile): Call invoke_plugin_callbacks.
21790 (toplev_main): Call invoke_plugin_callbacks.
21791 * common.opt: Add -fplugin= and -fplugin-arg-.
21792 * gcc-plugin.h: New public header file for plugins to include.
21793 * plugin.c: New source file.
21794 * plugin.h: New internal header file.
21795 * passes.c (register_one_dump_file): Make it external.
21797 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21799 2009-04-14 Diego Novillo <dnovillo@google.com>
21801 * doc/plugins.texi: New.
21802 * doc/gccint.texi: Add reference to Plugins chapter.
21803 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21804 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21805 loaded plugins, if any.
21806 * timevar.def (TV_PLUGIN_INIT): Define.
21807 (TV_PLUGIN_RUN): Define.
21808 * plugin.c: Include timevar.h
21809 (plugins_active_p): New.
21810 (dump_active_plugins): New.
21811 (debug_active_plugins): New.
21813 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21815 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21817 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21819 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21821 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21822 the same as a minus without a shift.
21824 2009-04-14 Nick Clifton <nickc@redhat.com>
21826 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21827 comparisons with small integers will always produce a short
21830 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21833 2008-12-19 Diego Novillo <dnovillo@google.com>
21835 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21837 2009-04-14 Richard Guenther <rguenther@suse.de>
21839 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21841 (verify_gimple_assign_binary): Likewise. Handle shifts and
21843 (verify_gimple_phi): Print the mismatched argument position.
21844 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21846 (vect_update_init_of_dr): Likewise.
21847 * matrix-reorg.c (transform_access_sites): Do what the
21849 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21851 2009-04-13 Michael Eager <eager@eagercon.com>
21853 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21854 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21855 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21856 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21857 remove duplicate config
21859 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21861 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21862 file_name:line_number type locator of the call site.
21864 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21866 * genautomata.c: Put blank after comma.
21867 (automaton_decls): New.
21868 (struct unit_usage): Add comments to member next.
21869 (store_alt_unit_usage): Keep the list ordered.
21870 (unit_present_on_list_p, equal_alternatives_p): New.
21871 (check_regexp_units_distribution): Check units distribution
21872 correctness correctly.
21873 (main): Don't write automata if error is found. Return correct
21876 * config/m68k/cf.md (cfv4_ds): Remove.
21877 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21878 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21880 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21881 power4-load-ext, power4-store, power4-store-update,
21882 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21883 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21884 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21885 power4-sqrt, power4-isync): Modify reservation to make correct
21886 unit distribution to automata.
21888 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21889 power5-store-update, power5-two, power5-three, power5-lmul,
21890 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21892 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21894 * except.c (pass_set_nothrow_function_flags): Set name and add
21896 (set_nothrow_function_flags): Mention in the dump file when
21897 changing a function to nothrow.
21899 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21902 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21903 instead of unsigned long.
21905 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21907 * config/arm/arm.c (return_used_this_function): Remove.
21908 (arm_output_function_prologue): Remove use of
21909 return_used_this_function.
21910 (output_return_instruction): Replace use of
21911 return_used_this_function
21912 by cfun->machine->return_used_this_function.
21913 (arm_output_epilogue): Likewise.
21914 (arm_output_function_epilogue): Likewise.
21915 (thumb_unexpanded_epilogue): Likewise.
21916 * config/arm/arm.h (struct machine_function):
21917 New member return_used_this_function.
21919 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21921 * doc/install.texi: Correct description of default directory for
21922 --with-gxx-include-dir.
21924 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21926 * fold-const.c (build_range_check): Properly deal with enumeral and
21927 boolean base types.
21929 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21931 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21932 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21933 * params.h (MAX_GCSE_PASSES): Remove.
21934 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21935 in sequence. Remove ability to run multiple passes.
21936 (bypass_jumps): Report run as third CPROP pass.
21938 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21940 PR middle-end/39651
21941 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21942 when deciding whether the whole SEQUENCE can throw.
21944 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21947 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21948 offseted label references.
21950 2009-04-11 Jan Hubicka <jh@suse.cz>
21952 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21954 2009-04-11 Richard Guenther <rguenther@suse.de>
21956 PR middle-end/39732
21957 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21958 return variables as TREE_ADDRESSABLE.
21960 2009-04-11 Richard Guenther <rguenther@suse.de>
21962 PR tree-optimization/39713
21963 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21964 reference trees have SSA_NAME operands.
21966 2009-04-11 Richard Guenther <rguenther@suse.de>
21969 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21970 address expressions.
21972 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21974 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21975 match changes in Cygwin 1.7
21976 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21977 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21979 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21981 PR tree-optimization/39701
21982 * doc/invoke.texi (Optimization Options): Document change in
21983 meaning and initialization of -fdelete-null-pointer-checks.
21985 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21987 PR middle-end/39701
21988 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21990 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21993 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21995 2009-04-10 Chao-ying Fu <fu@mips.com>
21997 * doc/tm.texi (Instruction Output): Document
21998 TARGET_ASM_FINAL_POSTSCAN_INSN.
21999 * target.h (final_postscan_insn): New field in asm_out.
22000 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22001 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22002 * final.c (final_scan_insn): Call
22003 targetm.asm_out.final_postscan_insn after outputting
22004 an asm macro and a normal instruction.
22006 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22007 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22008 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22009 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22010 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22012 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22014 PR middle-end/39701
22015 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22016 variables as non-NULL even with -fdelete-null-pointer-checks.
22018 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22020 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22022 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22025 * config/i386/i386.c (classify_argument): Handle SCmode with
22026 (bit_offset % 64) != 0.
22028 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22030 * doc/invoke.texi (Optimize Options): Add cross-reference to
22031 -Q --help=optimizers examples.
22033 2009-04-10 Ben Elliston <bje@au.ibm.com>
22036 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22037 regalign for the reg == fpr and TDmode case.
22039 2009-04-09 David Ayers <ayers@fsfe.org>
22042 * objc/objc-act.c (warn_with_method): Remove helper function.
22043 (check_duplicates): Call warning and inform directly.
22044 (really_start_method): Likewise.
22046 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22048 * expmed.c (expand_divmod): Always use a comparison for a division
22049 by a large unsigned integer.
22051 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22052 for things others than variables or functions as nonzero.
22054 2009-04-09 Nick Clifton <nickc@redhat.com>
22056 * unwind-compat.c: Change copyright header to refer to version
22057 3 of the GNU General Public License with version 3.1 of the
22058 GCC Runtime Library Exception and to point readers at the
22059 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22060 * config/alpha/crtfastmath.c: Likewise.
22061 * config/alpha/linux-unwind.h: Likewise.
22062 * config/alpha/qrnnd.asm: Likewise.
22063 * config/alpha/vms-crt0-64.c: Likewise.
22064 * config/alpha/vms-crt0.c: Likewise.
22065 * config/alpha/vms-dwarf2.asm: Likewise.
22066 * config/alpha/vms-dwarf2eh.asm: Likewise.
22067 * config/alpha/vms-psxcrt0-64.c: Likewise.
22068 * config/alpha/vms-psxcrt0.c: Likewise.
22069 * config/alpha/vms_tramp.asm: Likewise.
22070 * config/arc/initfini.c: Likewise.
22071 * config/arc/lib1funcs.asm: Likewise.
22072 * config/arm/bpabi-v6m.S: Likewise.
22073 * config/arm/bpabi.S: Likewise.
22074 * config/arm/bpabi.c: Likewise.
22075 * config/arm/crti.asm: Likewise.
22076 * config/arm/crtn.asm: Likewise.
22077 * config/arm/ieee754-df.S: Likewise.
22078 * config/arm/ieee754-sf.S: Likewise.
22079 * config/arm/lib1funcs.asm: Likewise.
22080 * config/arm/libunwind.S: Likewise.
22081 * config/arm/linux-atomic.c: Likewise.
22082 * config/arm/mmintrin.h: Likewise.
22083 * config/arm/pr-support.c: Likewise.
22084 * config/arm/unaligned-funcs.c: Likewise.
22085 * config/arm/unwind-arm.c: Likewise.
22086 * config/arm/unwind-arm.h: Likewise.
22087 * config/avr/libgcc.S: Likewise.
22088 * config/bfin/crti.s: Likewise.
22089 * config/bfin/crtlibid.s: Likewise.
22090 * config/bfin/crtn.s: Likewise.
22091 * config/bfin/lib1funcs.asm: Likewise.
22092 * config/bfin/linux-unwind.h: Likewise.
22093 * config/cris/arit.c: Likewise.
22094 * config/cris/cris_abi_symbol.c: Likewise.
22095 * config/darwin-64.c: Likewise.
22096 * config/darwin-crt2.c: Likewise.
22097 * config/darwin-crt3.c: Likewise.
22098 * config/darwin.h: Likewise.
22099 * config/dbxelf.h: Likewise.
22100 * config/dfp-bit.c: Likewise.
22101 * config/dfp-bit.h: Likewise.
22102 * config/elfos.h: Likewise.
22103 * config/fixed-bit.c: Likewise.
22104 * config/fixed-bit.h: Likewise.
22105 * config/fp-bit.c: Likewise.
22106 * config/fp-bit.h: Likewise.
22107 * config/fr30/crti.asm: Likewise.
22108 * config/fr30/crtn.asm: Likewise.
22109 * config/fr30/lib1funcs.asm: Likewise.
22110 * config/freebsd-spec.h: Likewise.
22111 * config/frv/cmovd.c: Likewise.
22112 * config/frv/cmovh.c: Likewise.
22113 * config/frv/cmovw.c: Likewise.
22114 * config/frv/frvbegin.c: Likewise.
22115 * config/frv/frvend.c: Likewise.
22116 * config/frv/lib1funcs.asm: Likewise.
22117 * config/glibc-stdint.h: Likewise.
22118 * config/h8300/clzhi2.c: Likewise.
22119 * config/h8300/crti.asm: Likewise.
22120 * config/h8300/crtn.asm: Likewise.
22121 * config/h8300/ctzhi2.c: Likewise.
22122 * config/h8300/fixunssfsi.c: Likewise.
22123 * config/h8300/lib1funcs.asm: Likewise.
22124 * config/h8300/parityhi2.c: Likewise.
22125 * config/h8300/popcounthi2.c: Likewise.
22126 * config/i386/ammintrin.h: Likewise.
22127 * config/i386/att.h: Likewise.
22128 * config/i386/avxintrin.h: Likewise.
22129 * config/i386/biarch64.h: Likewise.
22130 * config/i386/bmmintrin.h: Likewise.
22131 * config/i386/cpuid.h: Likewise.
22132 * config/i386/cross-stdarg.h: Likewise.
22133 * config/i386/crtfastmath.c: Likewise.
22134 * config/i386/crtprec.c: Likewise.
22135 * config/i386/cygming-crtbegin.c: Likewise.
22136 * config/i386/cygming-crtend.c: Likewise.
22137 * config/i386/cygwin.asm: Likewise.
22138 * config/i386/emmintrin.h: Likewise.
22139 * config/i386/gmm_malloc.h: Likewise.
22140 * config/i386/gthr-win32.c: Likewise.
22141 * config/i386/i386.h: Likewise.
22142 * config/i386/immintrin.h: Likewise.
22143 * config/i386/linux-unwind.h: Likewise.
22144 * config/i386/linux64.h: Likewise.
22145 * config/i386/mm3dnow.h: Likewise.
22146 * config/i386/mmintrin-common.h: Likewise.
22147 * config/i386/mmintrin.h: Likewise.
22148 * config/i386/nmmintrin.h: Likewise.
22149 * config/i386/pmm_malloc.h: Likewise.
22150 * config/i386/pmmintrin.h: Likewise.
22151 * config/i386/smmintrin.h: Likewise.
22152 * config/i386/sol2-c1.asm: Likewise.
22153 * config/i386/sol2-ci.asm: Likewise.
22154 * config/i386/sol2-cn.asm: Likewise.
22155 * config/i386/sol2-gc1.asm: Likewise.
22156 * config/i386/tmmintrin.h: Likewise.
22157 * config/i386/unix.h: Likewise.
22158 * config/i386/w32-unwind.h: Likewise.
22159 * config/i386/wmmintrin.h: Likewise.
22160 * config/i386/x86-64.h: Likewise.
22161 * config/i386/x86intrin.h: Likewise.
22162 * config/i386/xmmintrin.h: Likewise.
22163 * config/ia64/crtbegin.asm: Likewise.
22164 * config/ia64/crtend.asm: Likewise.
22165 * config/ia64/crtfastmath.c: Likewise.
22166 * config/ia64/crti.asm: Likewise.
22167 * config/ia64/crtn.asm: Likewise.
22168 * config/ia64/fde-glibc.c: Likewise.
22169 * config/ia64/lib1funcs.asm: Likewise.
22170 * config/ia64/linux-unwind.h: Likewise.
22171 * config/ia64/quadlib.c: Likewise.
22172 * config/ia64/unwind-ia64.c: Likewise.
22173 * config/linux.h: Likewise.
22174 * config/m32c/m32c-lib1.S: Likewise.
22175 * config/m32c/m32c-lib2-trapv.c: Likewise.
22176 * config/m32c/m32c-lib2.c: Likewise.
22177 * config/m32r/initfini.c: Likewise.
22178 * config/m68hc11/larith.asm: Likewise.
22179 * config/m68hc11/m68hc11-crt0.S: Likewise.
22180 * config/m68k/cf.md: Likewise.
22181 * config/m68k/crti.s: Likewise.
22182 * config/m68k/crtn.s: Likewise.
22183 * config/m68k/lb1sf68.asm: Likewise.
22184 * config/m68k/linux-unwind.h: Likewise.
22185 * config/mcore/crti.asm: Likewise.
22186 * config/mcore/crtn.asm: Likewise.
22187 * config/mcore/lib1.asm: Likewise.
22188 * config/mips/linux-unwind.h: Likewise.
22189 * config/mips/loongson.h: Likewise.
22190 * config/mips/mips16.S: Likewise.
22191 * config/mmix/crti.asm: Likewise.
22192 * config/mmix/crtn.asm: Likewise.
22193 * config/pa/fptr.c: Likewise.
22194 * config/pa/hpux-unwind.h: Likewise.
22195 * config/pa/lib2funcs.asm: Likewise.
22196 * config/pa/linux-atomic.c: Likewise.
22197 * config/pa/linux-unwind.h: Likewise.
22198 * config/pa/milli64.S: Likewise.
22199 * config/pa/quadlib.c: Likewise.
22200 * config/pa/stublib.c: Likewise.
22201 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22202 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22203 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22204 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22205 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22206 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22207 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22208 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22209 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22210 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22211 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22212 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22213 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22214 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22215 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22216 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22217 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22218 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22219 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22220 * config/rs6000/750cl.h: Likewise.
22221 * config/rs6000/altivec.h: Likewise.
22222 * config/rs6000/biarch64.h: Likewise.
22223 * config/rs6000/crtresfpr.asm: Likewise.
22224 * config/rs6000/crtresgpr.asm: Likewise.
22225 * config/rs6000/crtresxfpr.asm: Likewise.
22226 * config/rs6000/crtresxgpr.asm: Likewise.
22227 * config/rs6000/crtsavfpr.asm: Likewise.
22228 * config/rs6000/crtsavgpr.asm: Likewise.
22229 * config/rs6000/darwin-asm.h: Likewise.
22230 * config/rs6000/darwin-fallback.c: Likewise.
22231 * config/rs6000/darwin-fpsave.asm: Likewise.
22232 * config/rs6000/darwin-ldouble.c: Likewise.
22233 * config/rs6000/darwin-tramp.asm: Likewise.
22234 * config/rs6000/darwin-unwind.h: Likewise.
22235 * config/rs6000/darwin-vecsave.asm: Likewise.
22236 * config/rs6000/darwin-world.asm: Likewise.
22237 * config/rs6000/e500crtres32gpr.asm: Likewise.
22238 * config/rs6000/e500crtres64gpr.asm: Likewise.
22239 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22240 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22241 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22242 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22243 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22244 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22245 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22246 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22247 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22248 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22249 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22250 * config/rs6000/eabi-ci.asm: Likewise.
22251 * config/rs6000/eabi-cn.asm: Likewise.
22252 * config/rs6000/eabi.asm: Likewise.
22253 * config/rs6000/linux-unwind.h: Likewise.
22254 * config/rs6000/linux64.h: Likewise.
22255 * config/rs6000/paired.h: Likewise.
22256 * config/rs6000/paired.md: Likewise.
22257 * config/rs6000/ppc64-fp.c: Likewise.
22258 * config/rs6000/ppu_intrinsics.h: Likewise.
22259 * config/rs6000/rs6000.h: Likewise.
22260 * config/rs6000/si2vmx.h: Likewise.
22261 * config/rs6000/sol-ci.asm: Likewise.
22262 * config/rs6000/sol-cn.asm: Likewise.
22263 * config/rs6000/spe.h: Likewise.
22264 * config/rs6000/spu2vmx.h: Likewise.
22265 * config/rs6000/sysv4.h: Likewise.
22266 * config/rs6000/tramp.asm: Likewise.
22267 * config/rs6000/vec_types.h: Likewise.
22268 * config/s390/linux-unwind.h: Likewise.
22269 * config/s390/tpf-unwind.h: Likewise.
22270 * config/score/crti.asm: Likewise.
22271 * config/score/crtn.asm: Likewise.
22272 * config/sh/crt1.asm: Likewise.
22273 * config/sh/crti.asm: Likewise.
22274 * config/sh/crtn.asm: Likewise.
22275 * config/sh/divtab-sh4-300.c: Likewise.
22276 * config/sh/divtab-sh4.c: Likewise.
22277 * config/sh/divtab.c: Likewise.
22278 * config/sh/lib1funcs-4-300.asm: Likewise.
22279 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22280 * config/sh/lib1funcs.asm: Likewise.
22281 * config/sh/lib1funcs.h: Likewise.
22282 * config/sh/linux-atomic.asm: Likewise.
22283 * config/sh/linux-unwind.h: Likewise.
22284 * config/sh/shmedia.h: Likewise.
22285 * config/sh/sshmedia.h: Likewise.
22286 * config/sh/ushmedia.h: Likewise.
22287 * config/sparc/crtfastmath.c: Likewise.
22288 * config/sparc/linux-unwind.h: Likewise.
22289 * config/sparc/sol2-c1.asm: Likewise.
22290 * config/sparc/sol2-ci.asm: Likewise.
22291 * config/sparc/sol2-cn.asm: Likewise.
22292 * config/spu/divmodti4.c: Likewise.
22293 * config/spu/divv2df3.c: Likewise.
22294 * config/spu/float_disf.c: Likewise.
22295 * config/spu/float_unsdidf.c: Likewise.
22296 * config/spu/float_unsdisf.c: Likewise.
22297 * config/spu/float_unssidf.c: Likewise.
22298 * config/spu/mfc_multi_tag_release.c: Likewise.
22299 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22300 * config/spu/mfc_tag_release.c: Likewise.
22301 * config/spu/mfc_tag_reserve.c: Likewise.
22302 * config/spu/mfc_tag_table.c: Likewise.
22303 * config/spu/multi3.c: Likewise.
22304 * config/spu/spu_internals.h: Likewise.
22305 * config/spu/spu_intrinsics.h: Likewise.
22306 * config/spu/spu_mfcio.h: Likewise.
22307 * config/spu/vec_types.h: Likewise.
22308 * config/spu/vmx2spu.h: Likewise.
22309 * config/stormy16/stormy16-lib2.c: Likewise.
22310 * config/svr4.h: Likewise.
22311 * config/sync.c: Likewise.
22312 * config/v850/lib1funcs.asm: Likewise.
22313 * config/vxlib-tls.c: Likewise.
22314 * config/vxlib.c: Likewise.
22315 * config/vxworks-dummy.h: Likewise.
22316 * config/xtensa/crti.asm: Likewise.
22317 * config/xtensa/crtn.asm: Likewise.
22318 * config/xtensa/ieee754-df.S: Likewise.
22319 * config/xtensa/ieee754-sf.S: Likewise.
22320 * config/xtensa/lib1funcs.asm: Likewise.
22321 * config/xtensa/lib2funcs.S: Likewise.
22322 * config/xtensa/linux-unwind.h: Likewise.
22323 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22324 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22325 * coretypes.h: Likewise.
22326 * crtstuff.c: Likewise.
22327 * defaults.h: Likewise.
22328 * dwarf2.h: Likewise.
22329 * emutls.c: Likewise.
22330 * gbl-ctors.h: Likewise.
22331 * gcov-io.h: Likewise.
22332 * ginclude/float.h: Likewise.
22333 * ginclude/iso646.h: Likewise.
22334 * ginclude/stdarg.h: Likewise.
22335 * ginclude/stdbool.h: Likewise.
22336 * ginclude/stddef.h: Likewise.
22337 * ginclude/stdfix.h: Likewise.
22338 * ginclude/stdint-gcc.h: Likewise.
22339 * ginclude/tgmath.h: Likewise.
22340 * gthr-aix.h: Likewise.
22341 * gthr-dce.h: Likewise.
22342 * gthr-gnat.c: Likewise.
22343 * gthr-gnat.h: Likewise.
22344 * gthr-lynx.h: Likewise.
22345 * gthr-mipssde.h: Likewise.
22346 * gthr-nks.h: Likewise.
22347 * gthr-posix.c: Likewise.
22348 * gthr-posix.h: Likewise.
22349 * gthr-posix95.h: Likewise.
22350 * gthr-rtems.h: Likewise.
22351 * gthr-single.h: Likewise.
22352 * gthr-solaris.h: Likewise.
22353 * gthr-tpf.h: Likewise.
22354 * gthr-vxworks.h: Likewise.
22355 * gthr-win32.h: Likewise.
22356 * gthr.h: Likewise.
22357 * libgcc2.c: Likewise.
22358 * libgcc2.h: Likewise.
22359 * libgcov.c: Likewise.
22360 * tsystem.h: Likewise.
22361 * typeclass.h: Likewise.
22362 * unwind-c.c: Likewise.
22363 * unwind-compat.h: Likewise.
22364 * unwind-dw2-fde-compat.c: Likewise.
22365 * unwind-dw2-fde-darwin.c: Likewise.
22366 * unwind-dw2-fde-glibc.c: Likewise.
22367 * unwind-dw2-fde.c: Likewise.
22368 * unwind-dw2-fde.h: Likewise.
22369 * unwind-dw2.c: Likewise.
22370 * unwind-dw2.h: Likewise.
22371 * unwind-generic.h: Likewise.
22372 * unwind-pe.h: Likewise.
22373 * unwind-sjlj.c: Likewise.
22374 * unwind.inc: Likewise.
22375 * config/arm/neon-gen.ml: Change generated copyright header to
22376 refer to version 3 of the GNU General Public License with
22377 version 3.1 of the GCC Runtime Library Exception and to point
22378 readers at the COPYING3 and COPYING3.RUNTIME files and the
22379 FSF's license web page.
22380 * config/arm/arm_neon.h: Regenerate.
22382 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22384 * config/cris/cris.md: Change copyright header to refer to version
22385 3 of the GNU General Public License.
22386 * doc/install.texi2html: Change copyright header to refer to version
22387 3 of the GNU General Public License and to point readers at the
22388 COPYING3 file and the FSF's license web page.
22389 * config/vax/linux.h: Likewise.
22391 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22393 * config/i386/i386.md (cmpcc): New.
22394 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22395 (sync_compare_and_swap_cc*): Delete.
22397 * config/s390/s390.c (s390_compare_emitted): Remove.
22398 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22399 s390_compare_emitted used to be handled. Assert that modes match.
22400 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22401 refer to sync_compare_and_swap_ccsi.
22402 * config/s390/s390.h (s390_compare_emitted): Remove.
22403 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22404 instead of s390_compare_emitted.
22405 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22406 instead of s390_compare_emitted.
22407 * config/s390/s390.md (cmpcc): New.
22408 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22409 CC_REGNUM, do not pretend it's set.
22410 (sync_compare_and_swap_cc*): Delete.
22411 * config/s390/predicates.md (cc_reg_operand): New.
22413 * expr.c (sync_compare_and_swap_cc): Delete.
22414 * optabs.h (sync_compare_and_swap_cc): Delete.
22415 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22416 is being used with can_compare_p.
22417 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22418 (find_cc_set): New.
22419 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22420 look for a MODE_CC set instead. Use emit_store_flag.
22421 (expand_compare_and_swap_loop): Likewise, with some additional
22422 complication to avoid a force_reg when useless. Use
22423 emit_cmp_and_jump_insns.
22424 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22425 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22426 sync_compare_and_swap documentation.
22428 2009-04-09 Jan Hubicka <jh@suse.cz>
22430 * except.c (find_prev_try): Break out from ....
22431 (duplicate_eh_regions): ... here; properly update prev_try pointers
22432 when duplication part of tree.
22433 (dump_eh_tree): Improve dumping.
22434 (verify_eh_region): New.
22435 (verify_eh_tree): Use it.
22437 2009-04-06 Richard Guenther <rguenther@suse.de>
22439 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22440 &ARRAY addresses by adjusting their types and prepending
22442 * tree-cfg.c (verify_gimple_assign_single): Verify that
22443 addresses are correct.
22445 2009-04-09 Richard Guenther <rguenther@suse.de>
22447 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22448 indices into an array reference if possible.
22449 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22450 Fold POINTER_PLUS_EXPR statements with invariant address.
22452 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22455 * config.gcc (powerpc64-*-linux*): Always build biarch.
22457 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22460 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22461 it and pedwarn if this results in an INTEGER_CST.
22463 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22465 * doc/install.texi: Update minimum GMP version. Remove obsolete
22466 text in MPFR section.
22468 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22470 * dwarf2out.c (class_scope_p): New static inline.
22471 (class_or_namespace_scope_p): Use it.
22472 (gen_variable_die): Use DW_TAG_member tag for static data member
22473 declarations instead of DW_TAG_variable.
22475 PR middle-end/39573
22476 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22479 2009-04-08 Richard Guenther <rguenther@suse.de>
22481 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22482 valueize random data.
22484 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22486 * config.gcc (aix tm_file): Add aix-stdint.h.
22487 (aix tm clause use_gcc_stdint): Set to wrap.
22488 * config/rs6000/aix-stdint.h: New file.
22490 2009-04-08 Richard Guenther <rguenther@suse.de>
22492 PR middle-end/36291
22493 * tree-dfa.c (add_referenced_var): Do not recurse into
22494 global initializers.
22495 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22497 (fold_const_aggregate_ref): Likewise.
22499 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22501 * recog.c (ordered_comparison_operator): New.
22502 * gensupport.c (std_preds): Add it.
22503 * doc/md.texi (Machine-Independent Predicates): Document it.
22505 2009-04-08 Jan Hubicka <jh@suse.cz>
22507 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22508 * function.h (rtl_eh): Remove exception_handler_label_map.
22509 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22510 remove_exception_handler_label, for_each_eh_label_1): Remove.
22511 (rtl_remove_unreachable_regions): Remove.
22512 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22513 (find_exception_handler_labels): Don't build the hashtable.
22514 (maybe_remove_eh_handler): Remove.
22515 (for_each_eh_label): Rewrite to walk the tree.
22516 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22517 * except.h (maybe_remove_eh_handler): Remove.
22518 * passes.c (init_optimization_passes): Schedule second EH cleanup
22520 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22521 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22523 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22525 * genoutput.c (validate_optab_operands): New.
22526 (gen_insn, gen_expand): Call it.
22528 * genflags.c (gen_insn): Detect misused iterators.
22529 (main): Pass line_no to gen_insn, exit with status 1 on error.
22531 * genextract.c (line_no): Make global.
22532 (VEC_safe_set_locstr): Change assertion to error message.
22533 (main): Exit with status 1 on error.
22535 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22539 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22540 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22541 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22542 * c-convert.c (convert): Do not call fold on results of conversion
22543 functions when the result is a C_MAYBE_CONST_EXPR.
22544 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22545 of __builtin_choose_expr.
22546 * c-typeck.c (remove_c_maybe_const_expr): New.
22547 (build_unary_op, build_conditional_expr, build_compound_expr,
22548 build_binary_op, c_objc_common_truthvalue_conversion): Call
22549 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22552 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22554 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22555 CODE to produce a new one. Add a prototype to use fold_convert_const
22557 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22560 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22561 mix declarations and code.
22563 2009-04-08 Ben Elliston <bje@au.ibm.com>
22565 * gcc.c: Replace `CC' with `GCC' throughout.
22567 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22569 * doc/invoke.texi: Document Atom support.
22571 2009-04-07 Jason Merrill <jason@redhat.com>
22574 * c-common.h, c-common.c: Add flag_pretty_templates.
22575 * c-opts.c (c_common_handle_option): Set it.
22576 * c.opt: Add -fno-pretty-templates.
22577 * doc/invoke.texi (C++ Dialect Options): Likewise.
22579 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22581 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22582 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22583 (ia64_expand_builtin): Likewise.
22585 2009-04-07 Martin Jambor <mjambor@suse.cz>
22587 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22588 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22589 ADDR_EXPRS are include too.
22591 2009-04-07 Richard Guenther <rguenther@suse.de>
22593 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22594 decls are only used if passes as parameters or if they are
22595 local statics and the call is not to a builtin.
22596 (call_may_clobber_ref_p_1): Likewise.
22598 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22600 * expr.c (do_store_flag): Remove last argument. Simplify code
22601 to avoid duplication of tests already done by can_compare_p.
22602 (expand_expr_real_1): Adjust caller.
22604 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22606 * optabs.c (can_compare_p): Test the predicate of a
22607 cbranch and cstore pattern.
22609 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22611 * expr.c (convert_move): Use emit_store_flag instead of
22614 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22616 * config/i386/i386.c (ix86_compare_emitted): Remove.
22617 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22618 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22619 * config/i386/i386.h (ix86_compare_emitted): Remove.
22620 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22621 instead of ix86_compare_emitted.
22622 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22624 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22626 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22627 Add t-sysroot-suffix to tmake_file.
22628 * config/print-sysroot-suffix.sh: New file.
22629 * config/t-sysroot-suffix: New file.
22631 2009-04-07 Ben Elliston <bje@au.ibm.com>
22633 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22634 as the latter produces a warning when the target does not support
22637 2009-04-07 Ben Elliston <bje@au.ibm.com>
22639 * dfp.c: Replace type punning assignments with memcpy throughout.
22640 * Makefile.in (dfp.o-warn): Remove.
22642 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22645 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22646 Include soft-fp/t-softfp after rs6000/t-linux64.
22648 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22650 * stor-layout.c (set_sizetype): Use the full precision of their
22651 machine mode for bitsize types.
22653 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22655 * config/i386/i386.md: Revert 2 accidental checkins.
22657 2009-04-06 Joey Ye <joey.ye@intel.com>
22658 Xuepeng Guo <xuepeng.guo@intel.com>
22659 H.J. Lu <hongjiu.lu@intel.com>
22661 Atom pipeline model, tuning and insn selection.
22662 * config.gcc (atom): Add atom config options and target.
22664 * config/i386/atom.md: New.
22666 * config/i386/i386.c (atom_cost): New cost.
22667 (m_ATOM): New macro flag.
22668 (initial_ix86_tune_features): Set m_ATOM.
22669 (x86_accumulate_outgoing_args): Likewise.
22670 (x86_arch_always_fancy_math_387): Likewise.
22671 (processor_target): Add Atom cost.
22672 (cpu_names): Add Atom cpu name.
22673 (override_options): Set Atom ISA.
22674 (ix86_issue_rate): New case PROCESSOR_ATOM.
22675 (ix86_adjust_cost): Likewise.
22677 * config/i386/i386.h (TARGET_ATOM): New target macro.
22678 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22679 (TARGET_OPT_AGU): New target option.
22680 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22681 (processor_type): Add PROCESSOR_ATOM.
22683 * config/i386/i386.md (cpu): Add new value "atom".
22684 (use_carry, movu): New attr.
22685 (atom.md): Include atom.md.
22686 (adddi3_carry_rex64): Set attr "use_carry".
22687 (addqi3_carry): Likewise.
22688 (addhi3_carry): Likewise.
22689 (addsi3_carry): Likewise.
22690 (*addsi3_carry_zext): Likewise.
22691 (subdi3_carry_rex64): Likewise.
22692 (subqi3_carry): Likewise.
22693 (subhi3_carry): Likewise.
22694 (subsi3_carry): Likewise.
22695 (x86_movdicc_0_m1_rex64): Likewise.
22696 (*x86_movdicc_0_m1_se): Likewise.
22697 (x86_movsicc_0_m1): Likewise.
22698 (*x86_movsicc_0_m1_se): Likewise.
22699 (*adddi_1_rex64): Emit add insn as much as possible.
22700 (*addsi_1): Likewise.
22701 (return_internal): Set atom_unit.
22702 (return_internal_long): Likewise.
22703 (return_pop_internal): Likewise.
22704 (*rcpsf2_sse): Set atom_sse_attr attr.
22705 (*qrt<mode>2_sse): Likewise.
22706 (*prefetch_sse): Likewise.
22708 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22710 (ix86_target_macros_internal): Likewise.
22712 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22713 (*prefetch_sse_rex): Likewise.
22714 (sse_rcpv4sf2): Likewise.
22715 (sse_vmrcpv4sf2): Likewise.
22716 (sse_sqrtv4sf2): Likewise.
22717 (<sse>_vmsqrt<mode>2): Likewise.
22718 (sse_ldmxcsr): Likewise.
22719 (sse_stmxcsr): Likewise.
22720 (*sse_sfence): Likewise.
22721 (sse2_clflush): Likewise.
22722 (*sse2_mfence): Likewise.
22723 (*sse2_lfence): Likewise.
22724 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22725 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22726 (avx_movdqu<avxmodesuffix>): Likewise.
22727 (avx_lddqu<avxmodesuffix>): Likewise.
22728 (sse2_movntv2di): Change attr "type" to "ssemov".
22729 (sse2_movntsi): Likewise.
22730 (rsqrtv8sf2): Change attr "type" to "sseadd".
22731 (sse3_addsubv2df3): Set attr "atom_unit".
22732 (sse3_h<plusminus_insn>v4sf3): Likewise.
22733 (*sse2_pmaddwd): Likewise.
22734 (*vec_extractv2di_1_rex64): Likewise.
22735 (*vec_extractv2di_1_avx): Likewise.
22736 (sse2_psadbw): Likewise.
22737 (ssse3_phaddwv8hi3): Likewise.
22738 (ssse3_phaddwv4hi3): Likewise.
22739 (ssse3_phadddv4si3): Likewise.
22740 (ssse3_phadddv2si3): Likewise.
22741 (ssse3_phaddswv8hi3): Likewise.
22742 (ssse3_phaddswv4hi3): Likewise.
22743 (ssse3_phsubwv8hi3): Likewise.
22744 (ssse3_phsubwv4hi3): Likewise.
22745 (ssse3_phsubdv4si3): Likewise.
22746 (ssse3_phsubdv2si3): Likewise.
22747 (ssse3_phsubswv8hi3): Likewise.
22748 (ssse3_phsubswv4hi3): Likewise.
22749 (ssse3_pmaddubsw128): Likewise.
22750 (sse3_pmaddubsw: Likewise.
22751 (ssse3_palignrti): Likewise.
22752 (ssse3_palignrdi): Likewise.
22754 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22756 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22758 2009-04-06 Richard Guenther <rguenther@suse.de>
22760 PR tree-optimization/28868
22761 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22762 of which PHI results we inserted.
22763 (insert_into_preds_of_block): Record inserted PHIs.
22764 (eliminate): Eliminate redundant PHI nodes.
22765 (init_pre): Init inserted_phi_names.
22767 2009-04-06 Richard Guenther <rguenther@suse.de>
22769 PR tree-optimization/39643
22770 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22771 IMAGPART_EXPRs of complex constants.
22772 (execute_fold_all_builtins): If we folded a call queue
22773 TODO_update_address_taken.
22775 2009-04-06 Jan Hubicka <jh@suse.cz>
22777 PR middle-end/39659
22778 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22781 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22783 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22785 (ic_invalidate_array): Likewise.
22787 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22789 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22790 alignment for library calls.
22792 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22794 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22795 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22796 * config/i386/mingw-stdint.h: New file.
22798 2009-04-05 Richard Guenther <rguenther@suse.de>
22800 PR tree-optimization/39648
22801 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22802 our &A vs. &A[0] IL deficiencies.
22804 2009-04-04 Jan Hubicka <jh@suse.cz>
22806 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22807 removed toplevel regions.
22808 (sjlj_mark_call_sites): Likewise.
22810 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22812 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22813 (cygwin tm clause use_gcc_stdint): Set to wrap.
22814 * config/i386/cygwin-stdint.h: New file.
22816 2009-04-04 Richard Guenther <rguenther@suse.de>
22818 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22819 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22820 single-argument PHIs if we are in loop-closed SSA form.
22821 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22822 for the pre-condition.
22823 (slpeel_tree_peel_loop_to_edge): Likewise.
22824 (vect_build_loop_niters): Take an optional sequence to append stmts.
22825 (vect_generate_tmps_on_preheader): Likewise.
22826 (vect_do_peeling_for_loop_bound): Take extra guards for the
22828 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22829 the cost model check.
22830 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22831 guards if we are going to peel. Do not apply versioning in that case.
22832 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22833 (vect_do_peeling_for_loop_bound): Likewise.
22834 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22835 loop bound only record extra pre-conditions, do not apply loop
22838 2009-04-04 Richard Guenther <rguenther@suse.de>
22840 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22843 2009-04-04 Jan Hubicka <jh@suse.cz>
22845 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22846 last_basic_block for size of bb->index indexed array.
22847 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22848 compute_out, link_btr_uses, build_btr_def_use_webs,
22849 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22851 2009-04-04 Jan Hubicka <jh@suse.cz>
22853 * except.c (remove_eh_handler_and_replace): Break out from ...
22854 (remove_eh_handler): ... here.
22855 (bring_to_root): New function.
22856 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22857 handled ones, bring others to root of tree.
22859 2009-04-04 Jan Hubicka <jh@suse.cz>
22861 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22862 (all_phis_safe_to_merge): New function.
22863 (update_info): New structure.
22864 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22865 (cleanup_empty_eh): Update SSA if possible.
22867 2009-04-04 Richard Guenther <rguenther@suse.de>
22869 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22870 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22871 (append_vuse): Likewise.
22873 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22875 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22876 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22877 instead of REG_UNSAVED for DW_CFA_undefined.
22878 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22879 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22882 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22885 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22887 2009-04-04 Richard Guenther <rguenther@suse.de>
22889 PR tree-optimization/8781
22890 PR tree-optimization/37892
22891 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22892 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22893 (valueize_refs): Call it for *& valueizations.
22894 (shared_reference_ops_from_ref): Rename to ...
22895 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22896 (shared_reference_ops_from_call): Rename to ...
22897 (valueize_shared_reference_ops_from_call): ... this and valueize.
22898 (vn_reference_lookup): Update.
22899 (visit_reference_op_call): Likewise.
22900 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22901 (eliminate): Value-replace the call address in call statements.
22903 2009-04-04 Richard Guenther <rguenther@suse.de>
22905 PR tree-optimization/39636
22906 * tree-ssa-forwprop.c
22907 (forward_propagate_addr_into_variable_array_index): Check for
22908 GIMPLE_ASSIGN before accessing the rhs code.
22910 2009-04-03 Jason Merrill <jason@redhat.com>
22912 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22914 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22916 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22917 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22918 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22919 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22920 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22921 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22922 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22923 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22924 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22925 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22926 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22927 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22928 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22929 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22930 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22931 Use fr_reg_or_fp01_operand instead of fr_register_operand
22933 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22934 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22935 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22937 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22939 PR rtl-optimization/39607
22940 PR rtl-optimization/39631
22944 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22945 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22946 instead of DF_LR_OUT.
22947 * ira-lives.c (process_bb_node_lives): Ditto.
22948 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22949 instead of DF_LR_{OUT,IN}.
22950 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22951 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22953 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22955 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22956 (execute_lower_omp): Always run but take the short way out if -fopenmp
22958 (gate_lower_omp): Remove, forcing the pass manager to always run the
22959 pass and always set PROP_gimple_lomp.
22960 (pass_lower_omp): Remove gate function.
22961 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22962 PROP_trees. Instead, require it.
22963 * ipa-cp.c (pass_ipa_cp): Likewise.
22964 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22965 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22966 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22967 and PROP_gimple_leh.
22969 2009-04-03 Richard Guenther <rguenther@suse.de>
22971 PR middle-end/13146
22972 PR tree-optimization/23940
22973 PR tree-optimization/33237
22974 PR middle-end/33974
22975 PR middle-end/34093
22976 PR tree-optimization/36201
22977 PR tree-optimization/36230
22978 PR tree-optimization/38049
22979 PR tree-optimization/38207
22980 PR tree-optimization/38230
22981 PR tree-optimization/38301
22982 PR tree-optimization/38585
22983 PR middle-end/38895
22984 PR tree-optimization/38985
22985 PR tree-optimization/39299
22986 * tree-ssa-structalias.h: Remove.
22987 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22988 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22989 (struct vuse_element_d): Remove.
22990 (struct vuse_vec_d): Likewise.
22991 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22992 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22993 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22994 VUSE_ELEMENT_VAR): Likewise.
22995 (struct voptype_d): Likewise.
22996 (NUM_VOP_FREE_BUCKETS): Likewise.
22997 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22998 (struct stmt_operands_d): Remove.
22999 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23000 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23001 VDEF_NUM, VDEF_VECT): Likewise.
23002 (copy_virtual_operands): Remove.
23003 (operand_build_cmp): Likewise.
23004 (create_ssa_artificial_load_stmt): Likewise.
23005 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23006 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23007 vuse_index and mayuse_index members. Pack and move done and iter_type
23008 members to the front.
23009 (SSA_OP_VMAYUSE): Remove.
23010 (SSA_OP_VIRTUAL_USES): Adjust.
23011 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23012 (unlink_stmt_vdef): Declare.
23013 (add_to_addressable_set): Remove.
23014 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23015 (vrp_visit_stmt): Likewise.
23016 * doc/tree-ssa.texi (Alias analysis): Update.
23017 * doc/invoke.texi (max-aliased-vops): Remove docs.
23018 (avg-aliased-vops): Likewise.
23019 * tree-into-ssa.c (syms_to_rename): Remove.
23020 (need_to_update_vops_p): Likewise.
23021 (need_to_initialize_update_ssa_p): Rename to ...
23022 (update_ssa_initialized_fn): ... this. Track function we are
23024 (symbol_marked_for_renaming): Simplify.
23025 (add_new_name_mapping): Do not set need_to_update_vops_p.
23026 (dump_currdefs): Use SYMS_TO_RENAME.
23027 (rewrite_update_stmt): Always walk all uses/defs.
23028 (dump_update_ssa): Adjust.
23029 (init_update_ssa): Take function argument. Track what we are
23031 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23032 (create_new_def_for): Initialize for cfun, assert we are initialized
23034 (mark_sym_for_renaming): Simplify.
23035 (mark_set_for_renaming): Do not initialize update-ssa.
23036 (need_ssa_update_p): Simplify. Take function argument.
23037 (name_mappings_registered_p): Assert we ask for the correct function.
23038 (name_registered_for_update_p): Likewise.
23039 (ssa_names_to_replace): Likewise.
23040 (release_ssa_name_after_update_ssa): Likewise.
23041 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23042 (dump_decl_set): Do not print a newline.
23043 (debug_decl_set): Do it here.
23044 (dump_update_ssa): And here.
23045 * tree-ssa-loop-im.c (move_computations): Adjust.
23046 (movement_possibility): Likewise.
23047 (determine_max_movement): Likewise.
23048 (gather_mem_refs_stmt): Likewise.
23049 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23050 or NAME_MEMORY_TAG.
23051 * tree-complex.c (update_all_vops): Remove.
23052 (expand_complex_move): Adjust.
23053 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23054 Simplify test for memory referencing statement. Exclude
23055 non-invariant ADDR_EXPRs.
23056 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23057 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23058 (rdg_flag_uses): Likewise.
23059 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23061 (tree_optimize_tail_calls_1): Also split the
23062 edge from the entry block if we have degenerate PHI nodes in
23063 the first basic block.
23064 * tree.c (init_ttree): Remove memory-tag related code.
23065 (tree_code_size): Likewise.
23066 (tree_node_structure): Likewise.
23067 (build7_stat): Re-write to be build6_stat.
23068 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23069 (SSA_VAR_P): Adjust.
23070 (struct tree_memory_tag): Remove.
23071 (struct tree_memory_partition_tag): Likewise.
23072 (union tree_node): Adjust.
23073 (build7): Re-write to be build6.
23074 * tree-pass.h (pass_reset_cc_flags): Remove.
23075 (TODO_update_address_taken): New flag.
23076 (pass_simple_dse): Remove.
23077 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23078 * params.h (MAX_ALIASED_VOPS): Remove.
23079 (AVG_ALIASED_VOPS): Likewise.
23080 * omp-low.c (expand_omp_taskreg): Update SSA form.
23081 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23082 aliases the lhs in a copy stmt.
23083 * tree-ssa-dse.c (struct address_walk_data): Remove.
23084 (memory_ssa_name_same): Likewise.
23085 (memory_address_same): Likewise.
23086 (get_kill_of_stmt_lhs): Likewise.
23087 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23088 unused stores. Look through PHI nodes into post-dominated regions.
23089 (dse_optimize_stmt): Simplify. Properly remove stores.
23090 (tree_ssa_dse): Compute dominators.
23091 (execute_simple_dse): Remove.
23092 (pass_simple_dse): Likewise.
23093 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23094 gimple_loaded_syms and gimple_stored_syms computation.
23095 * toplev.c (dump_memory_report): Dump alias and pta stats.
23096 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23097 (vn_reference_eq): Likewise.
23098 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23099 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23100 valueize_vuses): Remove.
23101 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23102 (get_def_ref_stmt_vuse): ... this.
23103 (vn_reference_lookup_2): New function.
23104 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23105 walking equivalent vuses. Simplify.
23106 (vn_reference_lookup): Likewise.
23107 (vn_reference_insert): Likewise.
23108 (vn_reference_insert_pieces): Likewise.
23109 (visit_reference_op_call): Simplify.
23110 (visit_reference_op_load): Likewise.
23111 (visit_reference_op_store): Likewise.
23112 (init_scc_vn): Remove shared_lookup_vuses initialization.
23113 (free_scc_vn): Remove shared_lookup_vuses freeing.
23114 (sort_vuses, sort_vuses_heap): Remove.
23115 (get_ref_from_reference_ops): Export.
23116 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23117 vector with single vuse pointer.
23118 (vn_reference_lookup_pieces, vn_reference_lookup,
23119 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23120 (shared_vuses_from_stmt): Remove.
23121 (get_ref_from_reference_ops): Declare.
23122 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23123 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23124 memory-tag related code.
23125 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23126 (likely_value): Add comment, skip static-chain of call statements.
23127 (surely_varying_stmt_p): Adjust.
23128 (gimplify_and_update_call_from_tree): Likewise.
23129 (execute_fold_all_builtins): Do not rebuild alias info.
23130 (gimplify_and_update_call_from_tree): Properly update VOPs.
23131 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23132 (copy_ref_info): Remove memory-tag related code.
23133 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23134 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23135 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23137 * tree-ssa-dom.c (gimple_p): Remove typedef.
23138 (eliminate_redundant_computations): Adjust.
23139 (record_equivalences_from_stmt): Likewise.
23140 (avail_expr_hash): Likewise.
23141 (avail_expr_eq): Likewise.
23142 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23143 (stmt_makes_single_load): Likewise.
23144 (stmt_makes_single_store): Likewise.
23145 * tree-ssa-alias.c: Rewrite completely.
23146 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23147 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23148 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23149 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23150 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23151 Remove public functions.
23152 (pass_reset_cc_flags): Remove.
23153 (pass_build_alias): Move ...
23154 * tree-ssa-structalias.c (pass_build_alias): ... here.
23155 * tree-ssa-alias.c (may_be_aliased): Move ...
23156 * tree-flow-inline.h (may_be_aliased): ... here.
23157 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23158 count_uses_and_derefs): Move ...
23159 * gimple.c: ... here.
23160 * gimple.h (count_uses_and_derefs): Declare.
23161 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23162 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23163 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23164 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23165 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23166 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23167 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23169 * tree-dfa.c (refs_may_alias_p): Move ...
23170 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23171 * tree-ssa-alias.h: New file.
23172 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23173 (statement_sink_location): Likewise.
23174 * opts.c (decode_options): Do not adjust max-aliased-vops or
23175 avg-aliased-vops values.
23176 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23177 (TV_CALL_CLOBBER): Likewise.
23178 (TV_FLOW_SENSITIVE): Likewise.
23179 (TV_FLOW_INSENSITIVE): Likewise.
23180 (TV_MEMORY_PARTITIONING): Likewise.
23181 (TV_ALIAS_STMT_WALK): New timevar.
23182 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23183 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23184 (get_address_description): Remove memory-tag related code.
23185 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23186 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23187 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23188 and immediate uses in statements. Document.
23189 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23190 (dump_symbols): Remove.
23191 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23192 * alias.c (get_deref_alias_set): New function split out from ...
23193 (get_alias_set): ... here.
23194 * alias.h (get_deref_alias_set): Declare.
23195 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23196 type parameter. Remove restrict pointer handling. Create a
23197 ref-all pointer in case type-based alias sets do not conflict.
23198 (vect_analyze_data_refs): Remove SMT related code.
23199 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23200 (vectorizable_load): Likewise.
23201 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23202 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23203 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23204 Ignore vops and SMTs.
23205 (dr_analyze_alias): Likewise..
23206 (free_data_ref): Likewise.
23207 (create_data_ref): Likewise.
23208 (analyze_all_data_dependences): Likewise.
23209 (get_references_in_stmt): Adjust.
23210 * tree-flow-inline.h (gimple_aliases_computed_p,
23211 gimple_addressable_vars, gimple_call_clobbered_vars,
23212 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23213 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23214 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23215 gimple_mem_ref_stats): Remove.
23216 (gimple_vop): New function.
23217 (op_iter_next_use): Remove vuses and mayuses cases.
23218 (op_iter_next_def): Remove vdefs case.
23219 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23220 (clear_and_done_ssa_iter): Do not set removed fields.
23221 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23222 Assert we are not iterating over vuses or vdefs if not also
23223 iterating over uses or defs.
23224 (op_iter_init_use): Likewise.
23225 (op_iter_init_def): Likewise.
23226 (op_iter_next_vdef): Remove.
23227 (op_iter_next_mustdef): Likewise.
23228 (op_iter_init_vdef): Likewise.
23229 (compare_ssa_operands_equal): Likewise.
23230 (link_use_stmts_after): Handle vuse operand.
23231 (is_call_used): Use is_call_clobbered.
23232 (is_call_clobbered): Global variables are always call clobbered,
23233 query the call-clobbers bitmap.
23234 (mark_call_clobbered): Ignore global variables.
23235 (clear_call_clobbered): Likewise.
23236 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23237 virtual operands sanity check.
23238 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23240 (TARGET_MEM_REF): Remove TMR_TAG operand.
23241 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23242 Remove call-clobber related code.
23243 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23244 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23245 partitions or escape reason.
23246 (get_single_def_stmt, get_single_def_stmt_from_phi,
23247 get_single_def_stmt_with_phi): Remove.
23248 (dump_referenced_vars): Tidy.
23249 (get_ref_base_and_extent): Allow bare decls.
23250 (collect_dfa_stats): Adjust.
23251 * graphite.c (rename_variables_in_stmt): Adjust.
23252 (graphite_copy_stmts_from_block): Likewise.
23253 (translate_clast): Likewise.
23254 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23256 (translate_vuse_through_block): Use the oracle.
23257 (phi_translate_1): Adjust.
23258 (value_dies_in_block_x): Use the oracle. Cache the outcome
23260 (valid_in_sets): Check if the VUSE for
23261 a REFERENCE is available.
23262 (eliminate): Do not remove stmts during elimination,
23263 instead queue and remove them afterwards.
23264 (do_pre): Do not rebuild alias info.
23265 (pass_pre): Run TODO_rebuild_alias before PRE.
23266 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23267 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23268 (mark_all_v_defs_stmt): Remove.
23269 (mark_all_v_defs_seq): Adjust.
23270 (sra_replace): Likewise.
23271 (scalarize_use): Likewise.
23272 (scalarize_copy): Likewise.
23273 (scalarize_init): Likewise.
23274 (scalarize_ldst): Likewise.
23275 (todoflags): Remove.
23276 (tree_sra): Do not rebuild alias info.
23277 (tree_sra_early): Adjust.
23278 (pass_sra): Run TODO_update_address_taken before SRA.
23279 * tree-predcom.c (set_alias_info): Remove.
23280 (prepare_initializers_chain): Do not call it.
23281 (mark_virtual_ops_for_renaming): Adjust.
23282 (mark_virtual_ops_for_renaming_list): Remove.
23283 (initialize_root_vars): Adjust.
23284 (initialize_root_vars_lm): Likewise.
23285 (prepare_initializers_chain): Likewise.
23286 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23287 (may_propagate_copy_into_stmt): Likewise.
23288 (merge_alias_info): Do nothing for now.
23289 (propagate_tree_value_into_stmt): Adjust.
23290 (stmt_may_generate_copy): Likewise.
23291 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23292 not mark symbols for renaming.
23293 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23294 with the same statement, make sure to update the new pointed-to one.
23295 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23296 call statements, do not mark symbols for renaming.
23297 (mark_operand_necessary): Dump something.
23298 (ref_may_be_aliased): New function.
23299 (mark_aliased_reaching_defs_necessary_1): New helper function.
23300 (mark_aliased_reaching_defs_necessary): Likewise.
23301 (mark_all_reaching_defs_necessary_1): Likewise.
23302 (mark_all_reaching_defs_necessary): Likewise.
23303 (propagate_necessity): Do not process virtual PHIs. For
23304 non-aliased loads mark all reaching definitions as necessary.
23305 For aliased loads and stores mark the immediate dominating
23306 aliased clobbers as necessary.
23307 (visited): New global static.
23308 (perform_tree_ssa_dce): Free visited bitmap after propagating
23310 (remove_dead_phis): Perform simple dead virtual PHI removal.
23311 (remove_dead_stmt): Properly unlink virtual operands when
23313 (eliminate_unnecessary_stmts): Schedule PHI removal after
23315 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23316 (process_replaceable): Likewise.
23317 (find_replaceable_in_bb): Likewise.
23318 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23319 based on the single gimple vop.
23320 (verify_flow_insensitive_alias_info): Remove.
23321 (verify_flow_sensitive_alias_info): Likewise.
23322 (verify_call_clobbering): Likewise.
23323 (verify_memory_partitions): Likewise.
23324 (verify_alias_info): Likewise.
23325 (verify_ssa): Adjust..
23326 (execute_update_addresses_taken): Export. Update SSA
23327 manually. Optimize only when optimizing. Use a local bitmap.
23328 (pass_update_address_taken): Remove TODO_update_ssa, add
23330 (pass_update_address_taken): Just use TODO_update_address_taken.
23331 (init_tree_ssa): Do not initialize addressable_vars.
23332 (verify_ssa): Verify new VUSE / VDEF properties.
23333 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23334 Do not call verify_alias_info.
23335 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23336 Do not free the loaded and stored syms bitmaps. Reset the escaped
23337 and callused solutions. Do not free addressable_vars.
23338 Remove memory-tag related code.
23339 (warn_uninitialized_var): Aliases are always available.
23340 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23341 * lambda-code.c (can_put_in_inner_loop): Adjust.
23342 (can_put_after_inner_loop): Likewise.
23343 (perfect_nestify): Likewise.
23344 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23345 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23346 (vectorizable_conversion): Do not mark symbols for renaming.
23347 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23348 (expand_call_inline): Unlink the calls virtual operands before
23350 (tree_function_versioning): Do not call update_ssa if we are not
23351 updating clones. Simplify.
23352 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23353 (propagate_with_phi): Likewise..
23354 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23355 clobber code. Assert we are not aliased or global.
23356 * tree-flow.h: Include tree-ssa-alias.h
23357 (enum escape_type): Remove.
23358 (struct mem_sym_stats_d): Likewise.
23359 (struct mem_ref_stats_d): Likewise.
23360 (struct gimple_df): Add vop member. Remove global_var,
23361 call_clobbered_vars, call_used_vars, addressable_vars,
23362 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23363 escaped and callused members.
23364 (struct ptr_info_def): Remove all members, add points-to solution
23366 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23367 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23368 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23369 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23370 (tree-ssa-alias.o): Likewise.
23371 (toplev.o): Add tree-ssa-alias.h
23372 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23373 * gimple.c (gimple_set_bb): Fix off-by-one error.
23374 (is_gimple_reg): Do not handle memory tags.
23375 (gimple_copy): Also copy virtual operands.
23376 Delay updating the statement. Do not reset loaded and stored syms.
23377 (gimple_set_stored_syms): Remove.
23378 (gimple_set_loaded_syms): Likewise.
23379 (gimple_call_copy_skip_args): Copy the virtual operands
23380 and mark the new statement modified.
23381 * tree-ssa-structalias.c (may_alias_p): Remove.
23382 (set_uids_in_ptset): Take the alias set to prune with as
23383 parameter. Fold in the alias test of may_alias_p.
23384 (compute_points_to_sets): Compute whether a ptr is dereferenced
23385 in a local sbitmap.
23386 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23387 other ADDRESSOF constraints on the lhs.
23388 (get_constraint_for_component_ref): Assert that we don't get
23389 ADDRESSOF constraints from the base of the reference.
23390 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23391 (struct variable_info): Remove collapsed_to member.
23392 (get_varinfo_fc): Remove.
23393 (new_var_info): Do not set collapsed_to.
23394 (dump_constraint): Do not follow cycles.
23395 (dump_constraint_graph): Likewise.
23396 (build_pred_graph): Likewise.
23397 (build_succ_graph): Likewise.
23398 (rewrite_constraints): Likewise.
23399 (do_simple_structure_copy): Remove.
23400 (do_rhs_deref_structure_copy): Remove.
23401 (do_lhs_deref_structure_copy): Remove.
23402 (collapse_rest_of_var): Remove.
23403 (do_structure_copy): Re-implement.
23404 (pta_stats): New global variable.
23405 (dump_pta_stats): New function.
23406 (struct constraint_expr): Make offset signed.
23407 (UNKNOWN_OFFSET): Define special value.
23408 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23409 (solution_set_expand): New helper function split out from ...
23410 (do_sd_constraint): ... here.
23411 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23412 (do_ds_constraint): Likewise.
23413 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23414 and CALLUSED = *CALLUSED.
23415 (set_union_with_increment): Make inc argument signed.
23416 (type_safe): Remove.
23417 (get_constraint_for_ptr_offset): Handle unknown and negative
23419 (first_vi_for_offset): Handle offsets before start. Bail
23420 out early for offsets beyond the variable extent.
23421 (first_or_preceding_vi_for_offset): New function.
23422 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23423 Together with ESCAPED = *ESCAPED this properly computes reachability.
23424 (find_what_var_points_to): New function.
23425 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23426 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23427 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23428 pt_solutions_intersect): New functions.
23429 (compute_call_used_vars): Remove.
23430 (compute_may_aliases): New main entry into PTA computation.
23431 * gimple.h (gimple_p): New typedef.
23432 (struct gimple_statement_base): Remove references_memory_p.
23433 (struct gimple_statement_with_memory_ops_base): Remove
23434 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23436 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23437 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23438 gimple_set_references_memory): Remove.
23439 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23440 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23442 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23443 (verify_expr): Allow RESULT_DECL.
23444 (gimple_duplicate_bb): Do not copy virtual operands.
23445 (gimple_duplicate_sese_region): Adjust.
23446 (gimple_duplicate_sese_tail): Likewise.
23447 (mark_virtual_ops_in_region): Remove.
23448 (move_sese_region_to_fn): Do not call it.
23449 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23450 and pass_simple_dse.
23451 (execute_function_todo): Handle TODO_update_address_taken,
23452 call execute_update_addresses_taken for TODO_rebuild_alias.
23453 (execute_todo): Adjust.
23454 (execute_one_pass): Init dump files early.
23455 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23457 (create_general_new_stmt): Clear vops.
23458 * tree-ssa-reassoc.c (get_rank): Adjust.
23459 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23460 symbols for renaming.
23461 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23462 (PARAM_AVG_ALIASED_VOPS): Likewise.
23463 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23464 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23465 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23466 (operand_build_cmp, copy_virtual_operands,
23467 create_ssa_artificial_load_stmt, add_to_addressable_set,
23468 gimple_add_to_addresses_taken): Remove public functions.
23469 (unlink_stmt_vdef): New function.
23471 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23473 * config.gcc (powerpc-*-linux*): Merge variants.
23475 2009-04-02 Chao-ying Fu <fu@mips.com>
23476 James Grosbach <james.grosbach@microchip.com>
23478 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23479 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23481 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23482 keep_interrupts_masked_p, use_debug_exception_return_p.
23483 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23484 keep_interrupts_masked, use_debug_exception_return.
23485 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23486 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23488 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23489 (mips_print_operand): Process COP0 registers to print $0 .. $31
23490 correctly for GAS to process.
23491 (mips_interrupt_extra_call_saved_reg_p): New function.
23492 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23494 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23495 (mips_compute_frame_info): Add supports for interrupt context that
23496 includes doubleword accumulators and COP0 registers.
23497 (mips_for_each_saved_acc): New function.
23498 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23499 mips_for_each_saved_reg.
23500 (mips_save_reg): Save accumulators.
23501 (mips_kernel_reg_p): A new for_each_rtx callback.
23502 (mips_expand_prologue): Support interrupt handlers.
23503 (mips_restore_reg): Restore accumulators.
23504 (mips_expand_epilogue): Support interrupt handlers.
23505 (mips_can_use_return_insn): Return false for interrupt handlers.
23506 (mips_epilogue_uses): New function.
23507 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23508 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23509 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23510 cop0_move): New instructions.
23511 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23512 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23514 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23516 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23517 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23518 interrupt handlers, we use K0 as the temporary register.
23519 (EPILOGUE_USES): Change to a function call.
23520 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23521 handlers, we use K0 as the temporary register.
23523 * doc/extend.texi (Function Attributes): Document interrupt,
23524 use_shadow_register_set, keep_interrupts_masked,
23525 use_debug_exception_return for MIPS attributes.
23527 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23529 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23530 Remove a number of t-files from tmake_file.
23531 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23532 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23533 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23534 target_prototype, not TARGET_PROTOTYPE.
23535 (LINK_OS_GNU_SPEC): Define.
23536 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23537 and darwin-ldoubdle.c.
23539 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23542 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23543 (cpp_options): Ditto.
23544 (default_compilers): Ditto.
23545 (display_help): Ditto.
23546 (process_command): Ditto.
23547 (do_spec_1): Ditto.
23548 (set_input): Use lbasename instead of duplicate code.
23549 (save_temps_prefix): New static for -save-temps=obj.
23550 (save_temps_length): Ditto.
23552 * doc/invoke.texi (-save-temps=obj): Document new variant to
23553 -save-temps switch.
23555 2009-04-02 Jeff Law <law@redhat.com>
23557 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23560 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23562 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23563 * configure: Regenerated.
23565 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23567 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23568 share the argument list.
23570 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23574 2009-02-12 Diego Novillo <dnovillo@google.com>
23576 * varpool.c (debug_varpool): New.
23577 * cgraph.h (debug_varpool): Declare.
23579 2009-04-02 Jan Hubicka <jh@suse.cz>
23581 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23584 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23586 * config/i386/i386.c (ix86_abi): Move initialization to ...
23587 (override_options): Here.
23589 2009-04-02 Christian Bruel <christian.bruel@st.com>
23591 * config/sh/sh.c (sh_dwarf_register_span): New function.
23592 (TARGET_DWARF_REGISTER_SPAN): Define.
23593 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23595 2009-04-02 Ira Rosen <irar@il.ibm.com>
23597 PR tree-optimization/39595
23598 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23599 interleaved loads group is not greater than the SLP group size.
23601 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23603 * builtins.c (is_builtin_name): New.
23604 (called_as_built_in): Use is_builtin_name.
23605 * tree.h (is_builtin_name): New.
23606 * varasm.c (incorporeal_function_p): Use is_builtin_name
23608 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23610 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23612 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23615 * c-decl.c (clone_underlying_type): Move this ...
23616 * c-common.c (set_underlying_type): ... here.
23617 Also, make sure the function properly sets TYPE_STUB_DECL() on
23618 the newly created typedef variant type.
23619 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23620 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23623 2009-04-02 Richard Guenther <rguenther@suse.de>
23625 PR tree-optimization/37221
23626 * tree-flow.h (degenerate_phi_result): Declare.
23627 * tree-ssa-dom.c (degenerate_phi_result): Export.
23628 * tree-scalar-evolution.c (analyze_initial_condition): If
23629 the initial condition is defined by a degenerate PHI node
23630 use the degenerate value.
23632 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23634 PR rtl-optimization/39588
23635 * combine.c (merge_outer_ops): Do not set the constant when this
23637 (simplify_shift_const_1): Do not modify it either in this case.
23639 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23641 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23642 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23644 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23647 * c-lex.c (interpret_float): Default (no suffix) is double.
23649 2009-04-1 Xinliang David Li <davidxl@google.com>
23651 * config/i386/i386.c (legitimate_constant_p): Recognize
23652 all one vector constant.
23654 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23656 * config/vax/vax.c: Add #includes to silence warnings.
23657 Change #include order to silence two warnings.
23659 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23661 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23662 (ASM_SPEC): Pass -k to the assembler for PIC code.
23664 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23666 * config.gcc: Add vax-*-linux* to the switch.
23667 * config/vax/linux.h: New file. (TARGET_VERSION,
23668 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23670 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23672 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23673 Use predicate macros instead of GET_CODE() == foo.
23674 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23675 ashlsi3, rotrsi3, <unnamed>): Likewise.
23677 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23679 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23680 jbbccihi, jbbccisi): Remova trailing whitespace.
23681 * config/vax/constraints.md: Likewise.
23682 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23683 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23684 * config/vax/predicates.md: Likewise.
23685 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23686 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23687 * config/vax/vax.h: Likewise.
23688 * config/vax/vax.md (nonlocal_goto): Likewise.
23690 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23692 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23693 (indirectable_address_p, adjacent_operands_p): Add spaces around
23695 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23697 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23699 * config/vax/vax.c (legitimate_constant_address_p,
23700 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23701 index_term_p, reg_plus_index_p, legitimate_address_p,
23702 vax_mode_dependent_address_p): Update comments to match functions
23703 modified by the recent int->bool conversion.
23705 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23707 * config/vax/builtins.md: Update copyright message.
23708 * config/vax/constraints.md: Likewise.
23709 * config/vax/netbsd-elf.h: Likewise.
23710 * config/vax/predicates.md: Likewise.
23711 * config/vax/vax-protos.h: Likewise.
23712 * config/vax/vax.c: Likewise.
23713 * config/vax/vax.h: Likewise.
23714 * config/vax/vax.md: Likewise.
23715 * config/vax/vax.opt: Likewise.
23717 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23719 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23720 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23721 * config/vax/constraints.md (B, R): Likewise.
23722 * config/vax/predicates.md (external_memory_operand,
23723 nonimmediate_addsub_di_operand): Likewise.
23724 * config/vax/vax.c (vax_output_int_add): Likewise.
23725 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23726 untyped_call): Likewise.
23728 2009-04-01 Matt Thomas <matt@3am-software.com>
23730 * config/vax/predicates.md: New file.
23731 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23732 external_const_operand, nonsymbolic_operand, external_memory_operand,
23733 indirect_memory_operand, indexed_memory_operand,
23734 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23735 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23737 * config/vax/constraints.md: New file.
23738 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23740 * config/vax/builtins.md: New file.
23741 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23742 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23744 * config/vax/vax.opt (mqmath): Add option.
23745 * config/vax/vax.md (isfx): Extend with DI.
23746 (VAXintQH, VAXintQHSD): Define.
23747 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23748 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23749 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23750 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23751 (movdi): Update constraints and use vax_output_int_move().
23752 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23753 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23754 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23755 nonlocal_goto): New.
23756 (mov<mode>): Extend accepted operand types.
23757 (subdi3_old): Rename from subdi3, change update constraints and use
23758 a new implementation.
23759 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23760 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23761 MOVE_RATIO, CLEAR_RATIO): Define.
23762 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23763 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23764 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23765 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23766 (split_quadword_operands): Make static and really allow variable
23768 (print_operand_address): Update for PIC generation.
23769 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23770 indexable_address_p, fixup_mathdi_operand,
23771 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23772 (vax_float_literal, legitimate_constant_p,
23773 indirectable_constant_address_p, index_term_p,
23774 reg_plus_index_p): Return bool instead of int.
23775 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23777 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23779 (vax_output_conditional_branch): Indent.
23780 (legitimate_constant_address_p, indirectable_constant_address_p,
23781 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23782 vax_mode_dependent_address_p): Return bool instead of int, update for
23784 * config/vax/vax-protos.h (legitimate_constant_address_p,
23785 legitimate_constant_p, legitimate_address_p,
23786 vax_mode_dependent_address_p): Change declaration to bool.
23787 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23788 vax_expand_addsub_di_operands, vax_output_int_subtract,
23789 vax_output_movmemsi): Declare.
23790 (split_quadword_operands, vax_float_literal): Delete declaration.
23791 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23792 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23793 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23794 ASM_OUTPUT_DWARF_PCREL): Define.
23795 (ASM_SPEC): Change definition to allow PIC generation.
23797 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23799 * doc/sourcebuild.texi: Update front-end requirements.
23801 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23804 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23805 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23806 (booldi3_internal3): Use boolean_or_operator instead of
23809 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23812 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23813 declarator whose size is not an integer constant expression but
23814 folds to an integer constant, then treat it as a constant
23817 2009-04-01 Richard Guenther <rguenther@suse.de>
23819 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23820 i * 4 + 2 to (i * 2 + 1) * 2.
23822 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23825 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23826 return if c_parser_asm_string_literal returned NULL.
23828 2009-04-01 Nick Clifton <nickc@redhat.com>
23830 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23832 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23833 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23834 other typedefs to avoid conflicts with libgcc2.c. Define labels
23835 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23837 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23838 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23841 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23843 * varasm.c (default_function_rodata_section): Declare DOT as
23846 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23847 Andrey Galkin <agalkin@hypercom.com>
23850 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23851 Make object_name unique for each process.
23853 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23856 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23857 addressable variables in the parallel that could go out of scope while
23858 running queued tasks.
23860 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23862 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23863 (CASE_VALUES_THRESHOLD): Redefine.
23864 * config/avr/avr.c (avr_override_options): Remove initialization of
23865 avr_case_values_threshold variable.
23866 (avr_case_values_threshold): Remove variable. Add new function.
23867 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23868 * config/avr/avr.opt (mno-tablejump): Remove option.
23869 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23871 2009-04-01 DJ Delorie <dj@redhat.com>
23873 * varasm.c (default_function_rodata_section): Don't assume
23874 anything about where the first '.' in the section name is.
23876 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23878 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23879 rs6000_emit_stack_tie.
23881 2009-03-31 Ian Lance Taylor <iant@google.com>
23883 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23884 gimple_code with GIMPLE_RESX, not RESX.
23886 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23888 * c-common.c (c_get_ident): New.
23889 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23891 2009-04-01 Ben Elliston <bje@au.ibm.com>
23893 * config/rs6000/sysv4.opt (msdata): Improve option description.
23895 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23897 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23898 (divdf3_internal_lat): Remove.
23899 (divxf3_internal_lat): Remove.
23900 (divxf3_internal_thr): Remove.
23901 (divxf): Use divxf3_internal.
23902 * config/ia64/div.md (divsf3_internal_lat): New.
23903 (divdf3_internal_lat): New.
23904 (divxf3_internal): New.
23906 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23909 * Makefile.in (USE_GCC_STDINT): Define.
23910 (stmp-int-hdrs): Install stdint.h if applicable.
23911 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23913 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23914 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23915 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23916 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23917 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23918 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23919 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23920 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23921 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23922 (c_common_nodes_and_builtins): Initialize
23923 underlying_wchar_type_node. Do not initialize
23924 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23925 nodes for new types.
23926 (c_stddef_cpp_builtins): Define macros for new types.
23927 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23929 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23930 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23931 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23932 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23933 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23934 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23935 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23936 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23937 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23938 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23939 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23940 int16_type_node, int32_type_node, int64_type_node,
23941 uint8_type_node, uint16_type_node, c_uint32_type_node,
23942 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23943 int_least32_type_node, int_least64_type_node,
23944 uint_least8_type_node, uint_least16_type_node,
23945 uint_least32_type_node, uint_least64_type_node,
23946 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23947 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23948 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23949 uintptr_type_node): Define.
23950 * c-cppbuiltin.c (builtin_define_constants,
23951 builtin_define_type_minmax): New.
23952 (builtin_define_stdint_macros): Define more macros.
23953 (c_cpp_builtins): Define more limit macros.
23954 (type_suffix): New.
23955 (builtin_define_type_max): Define in terms of
23956 builtin_define_type_minmax. Remove is_long parameter. All
23958 * config.gcc (use_gcc_stdint): Define.
23959 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23960 Add newlib-stdint.h for generic targets.
23961 * config/glibc-stdint.h, config/newlib-stdint.h,
23962 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23963 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23964 * config/score/score.h (UINTPTR_TYPE): Define.
23965 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23966 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23967 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23968 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23969 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23970 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23971 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23972 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23973 * config/spu/spu.h (STDINT_LONG32): Define.
23974 * configure.ac (use_gcc_stdint): Substitute.
23975 * configure: Regenerate.
23976 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23977 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23978 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23979 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23980 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23981 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23982 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23983 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23984 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23985 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23986 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23987 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23988 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23989 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23990 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23991 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23992 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23993 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23994 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23995 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23996 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23997 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23998 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23999 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24000 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24001 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24002 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24003 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24004 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24006 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24008 * loop-iv.c (suitable_set_for_replacement): Renamed from
24009 simplify_using_assignment; changed to return bool and to accept new
24010 args DEST and SRC. Return true iff we find a source/destination pair
24011 that can be used to make a replacement, and fill SRC and DEST if so.
24012 Remove arg ALTERED. Don't deal with altered regs here. All callers
24014 (simplify_using_initial_values): Deal with altered regs here and track
24015 more precisely the effect they have on the validity of our expression.
24017 * loop-iv.c (simplify_using_condition): A condition of the form
24018 (EQ REG CONST) can be used to simply make a substitution.
24019 (simplify_using_initial_values): Keep track of conditions we have seen
24020 and keep using them to simplify new expressions, while applying the
24021 same substitutions to them as to the expression.
24023 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24024 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24027 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24028 changed. Use this when trying to improve the upper bound.
24029 Generate the comparison by using simplify_gen_relational.
24031 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24033 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24035 (simplify_using_assignment, simplify_using_initial_values): Call
24036 replace_in_expr to make replacements. Call replace_single_def_regs
24037 once on the initial version of the expression.
24039 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24042 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24044 2009-03-31 Richard Guenther <rguenther@suse.de>
24046 PR middle-end/31029
24047 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24048 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24050 2009-03-31 Richard Guenther <rguenther@suse.de>
24052 * tree.h (div_if_zero_remainder): Declare.
24053 * fold-const.c (div_if_zero_remainder): Export.
24054 * tree-ssa-forwprop.c
24055 (forward_propagate_addr_into_variable_array_index): Handle
24056 constant array index addition outside of the variable index.
24058 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24061 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24062 define_splits, floatunssi<mode>2): Require x87 conversions from
24063 DImode to be permitted.
24065 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24067 PR preprocessor/15638
24068 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24070 2009-03-31 Richard Guenther <rguenther@suse.de>
24072 PR middle-end/23401
24073 PR middle-end/27810
24074 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24075 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24076 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24077 a separate statement.
24078 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24079 (lookup_tmp_var): Likewise.
24080 (is_gimple_formal_tmp_or_call_rhs): Remove.
24081 (is_gimple_reg_or_call_rhs): Rename to ...
24082 (is_gimple_reg_rhs_or_call): ... this.
24083 (is_gimple_mem_or_call_rhs): Rename to ...
24084 (is_gimple_mem_rhs_or_call): ... this.
24085 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24086 DECL_GIMPLE_REG_P only if is_formal is true.
24087 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24088 for non-proper post-modify expression gimplification.
24089 (gimplify_self_mod_expr): For post-modify expressions gimplify
24090 the lvalue to a minimal lvalue.
24091 (rhs_predicate_for): Remove formal temp case.
24092 (gimplify_modify_expr_rhs): Likewise.
24093 (gimplify_addr_expr): Use is_gimple_reg.
24094 (gimplify_expr): Remove formal temp cases.
24095 (gimple_regimplify_operands): Likewise.
24096 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24097 and FILTER_EXPR like constants.
24098 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24100 (is_gimple_formal_tmp_rhs): Remove.
24101 (is_gimple_reg_rhs): Remove special casing.
24102 (is_gimple_mem_rhs): Fix.
24103 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24104 (is_gimple_formal_tmp_var): Remove.
24105 (is_gimple_formal_tmp_reg): Likewise.
24106 (is_gimple_min_lval): Allow invariant component ref parts.
24107 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24108 is_gimple_formal_tmp_reg): Remove declarations.
24109 * tree-cfg.c (verify_expr): Verify that variables with address
24110 taken do not have DECL_GIMPLE_REG_P set.
24111 * tree-mudflap.c (mf_build_check_statement_for): Use
24112 force_gimple_operand instead of gimplify_expr.
24114 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24116 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24117 schedulable rows to compute_split_row.
24119 2009-03-31 Ben Elliston <bje@au.ibm.com>
24122 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24125 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24127 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24128 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24129 * configure: Regenerate.
24130 * config.in: Regenerate.
24131 * config/rs6000/rs6000.opt (mtls-markers): Add.
24132 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24133 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24134 (tls_ld_aix, tls_ld_sysv): Likewise.
24135 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24136 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24138 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24140 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24142 2009-03-30 Jan Hubicka <jh@suse.cz>
24144 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24146 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24147 detection and label handling.
24149 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24151 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24152 left_conflicts_size.
24153 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24154 ALLOCNO_LEFT_CONFLICTS_SIZE.
24156 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24157 remove_allocno_from_bucket_and_push,
24158 allocno_spill_priority_compare, push_allocnos_to_stack,
24159 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24160 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24161 (setup_allocno_left_conflicts_num): Ditto. Rename to
24162 setup_allocno_left_conflicts_size.
24163 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24164 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24165 setup_allocno_left_conflicts_size instead of
24166 setup_allocno_left_conflicts_num.
24168 * ira-build.c (ira_create_allocno): Use
24169 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24170 ALLOCNO_LEFT_CONFLICTS_NUM.
24172 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24174 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24175 instead of DF_LR_OUT.
24177 * ira-lives.c (process_bb_node_lives): Ditto.
24179 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24180 instead of DF_LR_{OUT,IN}.
24182 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24184 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24186 2009-03-30 Jan Hubicka <jh@suse.cz>
24188 * except.c (label_to_region_map): Fix thinko.
24190 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24192 PR middle-end/38237
24193 * tree.h (tree_find_value): New declaration.
24194 * tree.c (tree_find_value): New function.
24195 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24197 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24200 * c-decl.c (struct c_binding): Add locus field.
24201 (bind): Add locus argument, set locus field from it.
24202 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24203 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24204 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24205 implicitly_declare, undeclared_variable, lookup_label,
24206 declare_label, c_make_fname_decl, c_builtin_function,
24207 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24210 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24213 * config/i386/i386.c (classify_argument): Check total size of
24216 2009-03-30 Martin Jambor <mjambor@suse.cz>
24218 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24219 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24220 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24223 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24224 seen_variable_array_ref while also traversing a union.
24226 * tree-inline.c (optimize_inline_calls): Do not call
24227 cgraph_node_remove_callees.
24228 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24229 (pass_remove_cgraph_callee_edges): New variable.
24230 * passes.c (init_optimization_passes): Add
24231 pass_remove_cgraph_callee_edges after early inlining and before all
24232 late intraprocedural passes.
24234 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24236 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24238 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24239 Fix typos in names.
24241 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24243 * combine.c (simplify_comparison): Use have_insn_for.
24244 * dojump.c (do_jump): Likewise.
24246 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24248 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24249 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24250 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24251 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24252 instead of sparc_compare_emitted.
24253 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24254 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24255 instead of sparc_compare_emitted.
24257 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24259 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24260 enter/exit cfglayout mode.
24261 (pass_partition_block): Require it.
24262 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24263 (combine_instructions): Track basic blocks instead of labels.
24264 (update_cfg_for_uncondjump): New.
24265 (try_combine): Use it. Update jumps after rescanning.
24266 (pass_combine): Require PROP_cfglayout.
24267 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24269 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24271 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24272 Provide/destroy PROP_cfglayout respectively.
24273 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24274 * tree-pass.h (PROP_cfglayout): New.
24276 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24278 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24279 fold_convert_const_fixed_from_fixed,
24280 fold_convert_const_fixed_from_int,
24281 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24282 set TREE_CONSTANT_OVERFLOW.
24283 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24284 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24286 2009-03-30 Ira Rosen <irar@il.ibm.com>
24288 * tree-vect-loop-manip.c: New file.
24289 * tree-vectorizer.c: Update documentation and included files.
24290 (vect_loop_location): Make extern.
24291 (rename_use_op): Move to tree-vect-loop-manip.c
24292 (rename_variables_in_bb, rename_variables_in_loop,
24293 slpeel_update_phis_for_duplicate_loop,
24294 slpeel_update_phi_nodes_for_guard1,
24295 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24296 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24297 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24298 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24299 find_loop_location): Likewise.
24300 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24301 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24302 get_vectype_for_scalar_type, vect_is_simple_use,
24303 supportable_widening_operation, supportable_narrowing_operation):
24305 (bb_in_loop_p): Move to tree-vect-loop.c.
24306 (new_loop_vec_info, destroy_loop_vec_info,
24307 reduction_code_for_scalar_code, report_vect_op,
24308 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24309 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24310 (vect_supportable_dr_alignment): Likewise.
24311 * tree-vectorizer.h (tree-data-ref.h): Include.
24312 (vect_loop_location): Declare.
24313 Reorganize function declarations according to the new file structure.
24314 * tree-vect-loop.c: New file.
24315 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24316 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24317 * tree-vect-data-refs.c: New file.
24318 * tree-vect-patterns.c (timevar.h): Don't include.
24319 * tree-vect-stmts.c: New file.
24320 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24321 tree-vect-slp.c, tree-vect-loop.c.
24322 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24323 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24324 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24325 (tree-vect-analyze.o): Remove.
24326 (tree-vect-transform.o): Likewise.
24327 (tree-vect-data-refs.o): Add rule.
24328 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24329 tree-vect-slp.o): Likewise.
24330 (tree-vect-patterns.o): Remove redundant dependencies.
24331 (tree-vectorizer.o): Likewise.
24332 * tree-vect-slp.c: New file.
24334 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24336 * optc-gen.awk: Warn if an option flag has multiple different
24339 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24341 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24342 -floop-block): Document dependences on PPL, CLooG and Graphite.
24344 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24346 PR rtl-optimization/323
24347 * c-common.c (c_fully_fold, convert_and_check,
24348 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24349 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24350 * c-common.def (EXCESS_PRECISION_EXPR): New.
24351 * c-cppbuiltin.c (builtin_define_float_constants): Define
24352 constants with enough digits for long double.
24353 * c-lex.c (interpret_float): Interpret constant with excess
24354 precision where appropriate.
24355 * c-opts.c (c_common_post_options): Set
24356 flag_excess_precision_cmdline. Give an error for
24357 -fexcess-precision=standard for C++ for processors where the
24358 option is significant.
24359 * c-parser.c (c_parser_conditional_expression): Handle excess
24360 precision in condition.
24361 * c-typeck.c (convert_arguments): Handle arguments with excess
24363 (build_unary_op): Move excess precision outside operation.
24364 (build_conditional_expr): Likewise.
24365 (build_compound_expr): Likewise.
24366 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24367 (build_modify_expr): Handle excess precision in RHS.
24368 (convert_for_assignment): Handle excess precision in converted
24370 (digest_init, output_init_element, process_init_element): Handle
24371 excess precision in initializer.
24372 (c_finish_return): Handle excess precision in return value.
24373 (build_binary_op): Handle excess precision in operands and add
24374 excess precision as needed for operation.
24375 * common.opt (-fexcess-precision=): New option.
24376 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24377 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24378 For standard excess precision, output explicit conversion to and
24379 truncation from XFmode.
24380 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24381 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24382 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24383 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24384 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24385 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24386 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24387 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24388 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24389 define_splits, sqrt<mode>2): Disable where appropriate for
24390 standard excess precision.
24391 * convert.c (convert_to_real): Do not shorten arithmetic to type
24392 for which excess precision would be used.
24393 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24394 * doc/invoke.texi (-fexcess-precision=): Document option.
24395 (-mfpmath=): Correct index entry.
24396 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24397 flag_excess_precision): New.
24398 * langhooks.c (lhd_post_options): Set
24399 flag_excess_precision_cmdline.
24400 * opts.c (common_handle_option): Handle -fexcess-precision=.
24401 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24402 init_excess_precision): New.
24403 (lang_dependent_init_target): Call init_excess_precision.
24404 * tree.c (excess_precision_type): New.
24405 * tree.h (excess_precision_type): Declare.
24407 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24410 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24411 non-lvalue to component.
24413 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24415 PR preprocessor/34695
24416 * Makefile.in (c-opts.o): Depend on c-tree.h.
24417 * c-common.c: Move down include of diagnostic.h.
24418 (done_lexing, c_cpp_error): New.
24419 * c-common.h (done_lexing): Declare.
24420 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24422 * c-opts.c: Include c-tree.h.
24423 (c_common_init_options): Set preprocessor error callback.
24424 (c_common_handle_option): Do not set preprocessor
24425 inhibit_warnings, warnings_are_errors, warn_system_headers,
24426 pedantic_errors or inhibit_warnings flags.
24427 (c_common_post_options): Do not check cpp_errors (parse_in).
24428 (c_common_finish): Do not output dependencies if there were
24429 errors. Do not check return value of cpp_finish.
24430 * c-ppoutput.c (pp_file_change): Set input_location.
24431 * c-tree.h (c_cpp_error): Declare.
24432 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24434 (diagnostic_build_prefix): Check override_column.
24435 * diagnostic.h (diagnostic_info): Add override_column field.
24436 (diagnostic_override_column): Define.
24438 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24440 * c-common.c (c_expand_expr, c_staticp): Remove.
24441 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24442 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24443 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24444 * c-gimplify.c (gimplify_compound_literal_expr,
24445 optimize_compound_literals_in_ctor): Remove.
24446 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24447 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24448 * c-semantics.c (emit_local_var): Remove.
24450 * langhooks-def.h (lhd_expand_expr): Remove.
24451 * langhooks.c (lhd_expand_expr): Remove.
24452 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24454 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24455 handling from c-semantics.c; don't call into langhook.
24456 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24457 * gimplify.c (gimplify_compound_literal_expr,
24458 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24459 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24460 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24461 as was done in c-gimplify.c.
24462 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24463 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24464 Move from c-common.h.
24465 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24467 * tree.c (staticp): Do not call langhook.
24468 * langhooks.c (lhd_staticp): Delete.
24469 * langhooks-def.h (lhd_staticp): Delete prototype.
24470 (LANG_HOOKS_STATICP): Delete.
24471 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24473 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24474 instead of DECL_STMTs.
24476 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24484 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24486 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24487 contained expression.
24488 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24489 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24490 conditional expressions for C.
24491 (decl_constant_value_for_optimization): Move from
24492 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24493 whether optimizing and that the expression is a VAR_DECL not of
24494 array type instead of doing such checks in the caller. Do not
24495 check pedantic. Call gcc_unreachable for C++.
24496 * c-common.def (C_MAYBE_CONST_EXPR): New.
24497 * c-common.h (c_fully_fold, c_save_expr,
24498 decl_constant_value_for_optimization): New prototypes.
24499 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24500 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24501 EXPR_INT_CONST_OPERANDS): Define.
24502 * c-convert.c (convert): Strip nops from expression.
24503 * c-decl.c (groktypename): Take extra parameters expr and
24504 expr_const_operands. Update call to grokdeclarator.
24505 (start_decl): Update call to grokdeclarator. Add statement for
24506 expressions used in type of decl.
24507 (grokparm): Update call to grokdeclarator.
24508 (push_parm_decl): Update call to grokdeclarator.
24509 (build_compound_literal): Add parameter non_const and build a
24510 C_MAYBE_COSNT_EXPR if applicable.
24511 (grokdeclarator): Take extra parameters expr and
24512 expr_const_operands. Track expressions used in declaration
24513 specifiers and declarators. Fold array sizes and track whether
24514 they are constant expressions and whether they are integer
24515 constant expressions.
24516 (parser_xref_tag): Set expr and expr_const_operands fields in
24518 (grokfield): Update call to grokdeclarator.
24519 (start_function): Update call to grokdeclarator.
24520 (build_null_declspecs): Set expr and expr_const_operands fields in
24522 (declspecs_add_type): Handle expressions in typeof specifiers.
24523 * c-parser.c (c_parser_declspecs): Set expr and
24524 expr_const_operands fields for declaration specifiers.
24525 (c_parser_enum_specifier): Likewise.
24526 (c_parser_struct_or_union_specifier): Likewise.
24527 (c_parser_typeof_specifier): Likewise. Update call to
24528 groktypename. Fold expression as needed. Return expressions with
24529 type instead of adding statements.
24530 (c_parser_attributes): Update calls to c_parser_expr_list.
24531 (c_parser_statement_after_labels): Fold expression before passing
24532 to objc_build_throw_stmt.
24533 (c_parser_condition): Fold expression.
24534 (c_parser_asm_operands): Fold expression.
24535 (c_parser_conditional_expression): Use c_save_expr. Update call
24536 to build_conditional_expr.
24537 (c_parser_alignof_expression): Update call to groktypename.
24538 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24539 original_code. Fold expression argument of va_arg. Create
24540 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24541 argument to va_arg. Update calls to groktypename. Fold array
24542 index for offsetof. Verify that first argument to
24543 __builtin_choose_expr has integer type.
24544 (c_parser_postfix_expression_after_paren_type): Update calls to
24545 groktypename and build_compound_literal. Handle expressions with
24546 side effects in type name.
24547 (c_parser_postfix_expression_after_primary): Update call to
24548 c_parser_expr_list. Set original_code for calls to
24549 __builtin_constant_p.
24550 (c_parser_expr_list): Take extra parameter fold_p. Fold
24551 expressions if requested.
24552 (c_parser_objc_type_name): Update call to groktypename.
24553 (c_parser_objc_synchronized_statement): Fold expression.
24554 (c_parser_objc_receiver): Fold expression.
24555 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24556 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24557 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24558 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24559 (struct c_typespec): Add elements expr and expr_const_operands.
24560 (struct c_declspecs): Add elements expr and expr_const_operands.
24561 (groktypename, build_conditional_expr, build_compound_literal):
24563 (in_late_binary_op): Declare.
24564 * c-typeck.c (note_integer_operands): New function.
24565 (in_late_binary_op): New variable.
24566 (decl_constant_value_for_broken_optimization): Move to c-common.c
24567 and rename to decl_constant_value_for_optimization.
24568 (default_function_array_conversion): Do not strip nops.
24569 (default_conversion): Do not call
24570 decl_constant_value_for_broken_optimization.
24571 (build_array_ref): Do not fold result.
24572 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24573 result when operand is a VLA.
24574 (c_expr_sizeof_type): Update call to groktypename. Handle
24575 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24576 result when operand names a VLA type.
24577 (build_function_call): Update call to build_compound_literal.
24578 Only fold result for calls to __builtin_* functions. Strip
24579 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24580 the function designator.
24581 (convert_arguments): Fold arguments. Update call to
24582 convert_for_assignment.
24583 (build_unary_op): Handle increment and decrement of
24584 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24585 decrement earlier. Fold operand of increment and decrement.
24586 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24587 built for integer operand. Wrap returns that are INTEGER_CSTs
24588 without being integer constant expressions or that have integer
24589 constant operands without being INTEGER_CSTs.
24590 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24591 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24592 result is an integer constant expression or can be used in
24593 unevaluated parts of one and avoid folding and wrap as
24594 appropriate. Fold operands before possibly doing -Wsign-compare
24596 (build_compound_expr): Wrap result for C99 if operands can be used
24597 in integer constant expressions.
24598 (build_c_cast): Update call to digest_init. Do not ignore
24599 overflow from casting floating-point constants to integers. Wrap
24600 results that could be confused with integer constant expressions,
24601 null pointer constants or floating-point constants.
24602 (c_cast_expr): Update call to groktypename. Handle expressions
24603 included in type name.
24604 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24605 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24606 Update calls to convert_for_assignment.
24607 (convert_for_assignment): Take new parameter
24608 null_pointer_constant. Do not strip nops or call
24609 decl_constant_value_for_broken_optimization. Set
24610 in_late_binary_op for conversions to boolean.
24611 (store_init_value): Update call to digest_init.
24612 (digest_init): Take new parameter null_pointer_constant. Do not
24613 call decl_constant_value_for_broken_optimization. pedwarn for
24614 initializers not constant expressions. Update calls to
24615 convert_for_assignment.
24616 (constructor_nonconst): New.
24617 (struct constructor_stack): Add nonconst element.
24618 (really_start_incremental_init, push_init_level, pop_init_level):
24619 Handle constructor_nonconst and nonconst element.
24620 (set_init_index): Call constant_expression_warning for array
24622 (output_init_element): Fold value. Set constructor_nonconst as
24623 applicable. pedwarn for initializers not constant expressions.
24624 Update call to digest_init. Call constant_expression_warning
24625 where constant initializers are required.
24626 (process_init_element): Use c_save_expr.
24627 (c_finish_goto_ptr): Fold expression.
24628 (c_finish_return): Fold return value. Update call to
24629 convert_for_assignment.
24630 (c_start_case): Fold switch expression.
24631 (c_process_expr_stmt): Fold expression.
24632 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24633 ensure statement expression is not evaluated in constant expression.
24634 (build_binary_op): Track whether results are integer constant
24635 expressions or may occur in such, disable folding and wrap results
24636 as applicable. Fold operands for -Wsign-compare warnings unless
24638 (c_objc_common_truthvalue_conversion): Handle results folded to
24639 integer constants that are not integer constant expressions.
24640 * doc/extend.texi: Document when typeof operands are evaluated,
24641 that condition of __builtin_choose_expr is an integer constant
24642 expression, and more about use of __builtin_constant_p in
24645 2009-03-29 Richard Guenther <rguenther@suse.de>
24647 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24648 propagate addresses of array references.
24650 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24652 * regmove.c (perhaps_ends_bb_p): Remove.
24653 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24654 from INSN and check that the main loop stays within that basic block.
24655 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24656 (regmove_forward_pass): Split out from regmove_optimize. Use
24657 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24658 (regmove_backward_pass): Split out from regmove_optimize. Use
24659 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24660 (regmove_optimize): Simplify.
24662 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24665 * config/i386/i386.c (classify_argument): Ignore flexible array
24666 member in struct and warn ABI change.
24668 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24670 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24672 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24673 (ix86_adjust_cost): Updated.
24675 2009-03-29 Jan Hubicka <jh@suse.cz>
24677 PR middle-end/28850
24678 * tree-pass.h (pass_cleanup_eh): New function.
24679 (remove_unreachable_regions): Break code handling RTL
24680 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24681 that can not be reached by runtime.
24682 (can_be_reached_by_runtime): New function.
24683 (label_to_region_map): New function.
24684 (num_eh_regions): New function.
24685 (rtl_remove_unreachable_regions): New function.
24686 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24687 (remove_eh_region): New function.
24688 * except.h: Include sbitmap and vecprim.
24689 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24690 num_eh_regions): Declare.
24691 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24692 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24693 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24694 (tree_empty_eh_handler_p): New function.
24695 (cleanup_empty_eh): New function.
24696 (cleanup_eh): New function.
24697 (pass_cleanup_eh): New function.
24699 2009-03-29 Jan Hubicka <jh@suse.cz>
24701 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24702 for removed regions.
24704 2009-03-29 Jan Hubicka <jh@suse.cz>
24706 * except.c (dump_eh_tree): Dump all datastructures.
24708 2009-03-29 Jan Hubicka <jh@suse.cz>
24710 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24711 (duplicate_eh_regions_1): Likewise.
24712 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24713 vector; call EH verification.
24714 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24715 Be ready for region being removed.
24717 2009-03-29 Jan Hubicka <jh@suse.cz>
24719 * bitmap.c (bitmap_last_set_bit): New function.
24720 * bitmap.h (bitmap_last_set_bit): Declare.
24722 2009-03-29 David Ayers <ayers@fsfe.org>
24725 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24726 by calling objc_compare_types and surpress warnings about
24727 incompatible C pointers that are compatible ObjC pointers.
24729 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24731 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24732 call initialize_inline_failed.
24733 (initialize_inline_failed): Move it from here ...
24734 * cgraph.c (initialize_inline_failed): ... to here.
24735 (cgraph_create_edge): Call initialize_inline_failed rather than
24736 setting inline_failed directly.
24738 2009-03-29 Ben Elliston <bje@au.ibm.com>
24741 * sysv4.opt (msdata): Improve comment.
24742 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24743 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24745 2009-03-29 Ben Elliston <bje@au.ibm.com>
24748 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24749 load and store attributes.
24751 2009-03-29 Ben Elliston <bje@au.ibm.com>
24753 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24754 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24755 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24756 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24757 __builtin_infq and __builtin_huge_valq.
24759 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24761 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24763 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24764 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24766 2009-03-28 Xinliang David Li <davidxl@google.com>
24768 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24769 (do_dbg_cnt): New function.
24771 2009-03-28 Jan Hubicka <jh@suse.cz>
24773 Merge from pretty-ipa:
24775 2009-03-27 Jan Hubicka <jh@suse.cz>
24777 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24778 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24779 * passes.c (function_called_by_processed_nodes_p): New.
24780 * ipa-pure-const.c (check_call): Fix handling of operands.
24781 (analyze_function): Dump debug output for skipped bodies.
24782 (local_pure_const): Use function_called_by_processed_nodes_p.
24783 * dwarf2out.c (reference_to_unused): Use output.
24784 * passes.c (do_per_function_toporder): Likewise.
24786 2008-11-12 Jan Hubicka <jh@suse.cz>
24788 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24789 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24790 state_set_in_source enum
24791 (check_decl): Ignore memory tags; do not set fake looping flags;
24793 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24794 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24795 (check_call, analyze_function): Rewrite.
24797 (add_new_function): Update call of analyze_function.
24798 (generate_summary): Add call of analyze_function.
24799 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24800 (local_pure_const): New function.
24801 (pass_local_pure_const): New pass.
24802 * ipa-inline.c (inline_transform): Set after_inlining.
24803 * tree-eh.c (stmt_can_throw_external): New.
24804 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24805 work with aliasing built.
24806 * tree-flow.h (stmt_can_throw_external): New.
24807 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24808 and local pure/const pass in early and late optimization queue.
24810 2009-03-28 Martin Jambor <mjambor@suse.cz>
24812 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24814 (fold_binary): Allow function decl aligment consideration is the
24815 second argument is integer constant one.
24816 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24817 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24818 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24820 2009-03-28 Jan Hubicka <jh@suse.cz>
24822 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24823 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24824 * function.h (rtl_data): Add nothrow flag.
24825 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24826 set DECL_NOTHROW for AVAILABLE functions.
24828 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24830 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24831 following vector keyword has expansion starting with pixel or bool
24832 keyword, expand vector to __vector and pixel or bool to __pixel or
24836 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24837 warn_if_disallowed_function_p): Removed.
24838 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24839 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24840 warning_if_disallowed_function_p.
24841 * flags.h (warn_if_disallowed_function_p,
24842 warn_disallowed_functions): Removed.
24843 * common.opt (Wdisallowed-function-list=): Removed.
24844 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24846 2009-03-28 Richard Guenther <rguenther@suse.de>
24848 PR tree-optimization/38723
24849 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24852 2009-03-28 Jan Hubicka <jh@suse.cz>
24854 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24855 test introduced by my previous patch.
24857 2009-03-28 Richard Guenther <rguenther@suse.de>
24859 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24860 the PHIs value undefined.
24862 2009-03-28 Jan Hubicka <jh@suse.cz>
24864 * tree-pass.h (pass_fixup_cfg): New pass.
24865 * ipa-inline.c (inline_transform): Set
24866 always_inline_functions_inlined/after_inlining.
24867 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24868 (pass_fixup_cfg): New pass.
24869 * passes.c (init_optimization_passes): Add fixup_cfg.
24871 2009-03-28 Richard Guenther <rguenther@suse.de>
24873 PR tree-optimization/38458
24874 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24875 argument use the arguments copy-of value.
24877 2009-03-28 Richard Guenther <rguenther@suse.de>
24879 PR tree-optimization/38180
24880 * tree-ssa-ccp.c (get_default_value): Simplify.
24881 (likely_value): Likewise.
24882 (surely_varying_stmt_p): Properly handle VOP case.
24883 (ccp_initialize): Likewise.
24884 (ccp_fold): Handle propagating through *&.
24885 (fold_const_aggregate_ref): Also handle decls.
24887 2009-03-28 Jan Hubicka <jh@suse.cz>
24889 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24890 * cgraph.h (cgraph_node): Likewise.
24891 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24892 (cgraph_reset_node): Use process flag.
24893 (cgraph_mark_functions_to_output): Likewise.
24894 (cgraph_expand_function): Likewise.
24895 (cgraph_expand_all_functions): Likewise.
24896 (cgraph_output_in_order): Likewise.
24897 * dwarf2out.c (reference_to_unused): Likewise.
24898 * passes.c do_per_function_toporder): Likewise.
24900 2009-03-28 Jan Hubicka <jh@suse.cz>
24902 Bring from lto-branch:
24904 2008-09-03 Doug Kwan <dougkwan@google.com>
24906 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24907 enums instead of reason strings.
24908 * cgraph.c (cgraph_create_edge): Same.
24909 (cgraph_inline_failed_string): New function.
24910 * cgraph.h (cgraph_inline_failed_t): New enum type.
24911 (cgraph_inline_failed_string): New prototype.
24912 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24913 char pointer to cgraph_inline_failed_t.
24914 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24915 (cgraph_default_inline_p): Ditto.
24916 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24917 to cgraph_inline_failed_t pointer.
24918 * cif-code.def: New file.
24919 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24921 (cgraph_check_inline_limits): Change type of REASON to pointer to
24922 cgraph_inline_failed_t. Replace reason strings with enums.
24923 (cgraph_default_inline_p): Ditto.
24924 (cgraph_recursive_inlining_p): Ditto.
24925 (update_caller_keys): Change type of FAILED_REASON to
24926 cgraph_inline_failed_t.
24927 (cgraph_set_inline_failed): Change type of REASON to pointer to
24928 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24929 convert enums to strings for text output.
24930 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24931 to be of type cgraph_inline_failed_t. Replace reason strings with
24932 enums. Call cgraph_inline_failed_string to covert enums
24933 to strings for text output.
24934 (cgraph_decide_inlining): Replace reason strings with enums.
24935 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24936 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24938 * tree-inline.c (expand_call_inline): Change type of REASON
24939 to cgraph_inline_failed_t. Replace reason strings with enums.
24940 Call cgraph_inline_failed_string for text output.
24941 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24944 2009-03-28 Jan Hubicka <jh@suse.cz>
24946 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24947 cgraph_clone_node): Remove master clone handling.
24948 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24949 * cgraph.h (master_clone): Remove.
24950 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24951 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24952 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24954 2009-03-28 Jan Hubicka <jh@suse.cz>
24956 * cgraph.c (cgraph_function_body_availability): Functions declared
24957 inline are always safe to assume that it is not going to be replaced.
24959 2009-03-28 Richard Guenther <rguenther@suse.de>
24961 PR tree-optimization/38513
24962 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24963 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24964 EXC_PTR_EXPR and FILTER_EXPR.
24965 (get_ref_from_reference_ops): Likewise.
24967 2009-03-28 Richard Guenther <rguenther@suse.de>
24969 PR tree-optimization/38968
24970 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24971 Use FLOOR_MOD_EXPR to compute misalignment.
24973 2009-03-28 Richard Guenther <rguenther@suse.de>
24975 PR tree-optimization/37795
24976 * tree.h (combine_comparisons): Declare.
24977 * fold-const.c (combine_comparisons): Export.
24978 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24980 (ifcombine_iforif): Use combine_comparisons.
24982 2009-03-28 Jan Hubicka <jh@suse.cz>
24984 * tree-eh.c (inlinable_call_p): New function.
24985 (make_eh_edges): Use it.
24986 (verify_eh_edges): Use it.
24987 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24988 * except.c (reachable_next_level): Add inlinable_function argument
24989 (sjlj_find_directly_reachable_regions): Update.
24990 (add_reachable_handler): Do not set saw_any_handlers.
24991 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24992 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24993 Add new inlinable call parameter.
24994 (can_throw_internal, can_throw_external): Update.
24995 * except.h (can_throw_internal_1, can_throw_external_1,
24996 foreach_reachable_handler): Update declaration.
24998 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25000 * config/arm/t-arm-coff, config/h8300/coff.h,
25001 config/i386/i386-aout.h, config/i386/i386-coff.h,
25002 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25003 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25004 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25005 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25006 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25007 sys-types.h: Remove.
25008 * Makefile.in: Remove protoize and fixproto support and references
25010 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25011 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25013 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25014 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25015 unprotoize$(exeext).
25016 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25017 (.PHONY): Don't depend on proto.
25018 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25019 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25020 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25021 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25022 build/gen-protos.o, build/scan.o, xsys-protos.h,
25023 build/fix-header$(build_exeext), build/fix-header.o,
25024 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25025 stmp-install-fixproto): Remove.
25026 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25027 SYSCALLS.c or fixproto files.
25028 (install-common): Don't install protoize.
25029 (install-headers-tar, install-headers-cpio, install-headers-cp):
25030 Don't depend on $(STMP_FIXPROTO).
25031 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25032 install fixproto files or write out fixproto settings.
25033 (uninstall): Don't uninstall protoize.
25034 * config.gcc (use_fixproto): Remove.
25035 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25036 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25037 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25038 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25039 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25040 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25041 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25042 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25043 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25044 * config/t-vxworks (STMP_FIXPROTO): Remove.
25045 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25046 STMP_FIXPROTO): Remove.
25047 * config.in, configure: Regenerate.
25048 * crtstuff.c (gid_t, uid_t): Don't undefine.
25049 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25050 (arm-*-coff, arm-*-aout: Remove target entries.
25051 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25052 Remove mention of AIX 4.1.
25053 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25054 * doc/invoke.texi (Running Protoize): Remove.
25055 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25056 (Protoize Caveats): Remove.
25057 * tsystem.h: Update comments on headers assumed to exist.
25059 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25061 * genautomata.c: Add a new year to the copyright. Add a new
25063 (struct insn_reserv_decl): Add comments for member bypass_list.
25064 (find_bypass): Remove.
25065 (insert_bypass): New.
25066 (process_decls): Use insert_bypass.
25067 (output_internal_insn_latency_func): Output all bypasses with the
25068 same input insn in one switch case.
25070 * rtl.def (define_bypass): Describe bypass choice.
25071 * doc/md.texi (define_bypass): Ditto.
25073 2009-03-27 Richard Guenther <rguenther@suse.de>
25075 * gimplify.c (mark_addressable): Export.
25076 * tree-flow.h (mark_addressable): Declare.
25077 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25078 * tree-ssa.c (verify_phi_args): Verify that address taken
25079 variables have TREE_ADDRESSABLE set.
25081 2009-03-27 Richard Guenther <rguenther@suse.de>
25083 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25084 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25085 Do not mark decls TREE_ADDRESSABLE.
25086 (build_fold_addr_expr): Adjust.
25087 (fold_addr_expr): Remove.
25088 (fold_unary): Use build_fold_addr_expr.
25089 (fold_comparison): Likewise.
25090 (split_address_to_core_and_offset): Likewise.
25091 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25093 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25094 (gimplify_modify_expr_to_memcpy): Mark source and destination
25096 * omp-low.c (create_omp_child_function): Mark the object decl
25098 (lower_rec_input_clauses): Mark the var we take the address of
25100 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25102 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25104 PR middle-end/39315
25105 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25106 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25108 2009-03-27 Richard Guenther <rguenther@suse.de>
25110 PR tree-optimization/39120
25111 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25113 (handle_lhs_call): Process return constraints. Add escape
25114 constraints if necessary.
25115 (handle_const_call): Fill out return constraints. Make nested
25116 case more precise. Avoid consttmp if possible.
25117 (handle_pure_call): Fill out return constraints. Avoid
25118 callused if possible.
25119 (find_func_aliases): Simplify call handling.
25121 2009-03-27 Richard Guenther <rguenther@suse.de>
25123 PR tree-optimization/39120
25124 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25125 as a representative.
25126 (solve_graph): Do propagate CALLUSED.
25127 (handle_pure_call): Use a scalar constraint from CALLUSED for
25129 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25132 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25135 * c-common.c (handle_aligned_attribute): Properly check alignment
25136 overflow. Use (1U << i) instead of (1 << i).
25138 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25140 * expr.h (get_mem_align_offset): Updated.
25142 * tree.h (tree_decl_common): Change align to "unsigned int" and
25143 move it before pointer_alias_set.
25145 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25146 Jakub Jelinek <jakub@redhat.com>
25149 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25150 gr_register_operand with gr_reg_or_0_operand.
25151 (cmpxchg_rel_di): Likewise.
25152 (sync_lock_test_and_set<mode>): Likewise.
25154 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25156 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25157 (true_regnum): Likewise.
25159 * rtlanal.c (subreg_info): Moved to ...
25160 * rtl.h (subreg_info): Here. New.
25161 (subreg_get_info): New.
25163 * rtlanal.c (subreg_get_info): Make it extern.
25165 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25168 * config/i386/i386.c (ix86_abi): New.
25169 (override_options): Handle -mabi=.
25170 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25171 (ix86_call_abi_override): Likewise.
25172 (init_cumulative_args): Likewise.
25173 (function_arg_advance): Likewise.
25174 (function_arg_64): Likewise.
25175 (function_arg): Likewise.
25176 (ix86_pass_by_reference): Likewise.
25177 (ix86_function_value_regno_p): Likewise.
25178 (ix86_build_builtin_va_list_abi): Likewise.
25179 (setup_incoming_varargs_64): Likewise.
25180 (is_va_list_char_pointer): Likewise.
25181 (ix86_init_machine_status): Likewise.
25182 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25183 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25184 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25185 (ix86_function_abi): Make it static and return enum calling_abi.
25186 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25188 (ix86_fn_abi_va_list): Updated.
25190 * config/i386/i386.h (ix86_abi): New.
25191 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25192 (CONDITIONAL_REGISTER_USAGE): Likewise.
25193 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25194 (machine_function): Likewise.
25196 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25198 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25199 (STACK_BOUNDARY): Likewise.
25200 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25202 * config/i386/i386.opt (mabi=): New.
25204 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25205 return enum calling_abi.
25206 (ix86_function_type_abi): Likewise.
25207 (ix86_function_abi): Removed.
25209 * doc/invoke.texi: Document -mabi= option for x86.
25211 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25213 * builtins.c (real_dconstp): Delete.
25214 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25216 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25217 Jakub Jelinek <jakub@redhat.com>
25220 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25221 (gen_subprogram_die): When a function is explicit, generate the
25222 DW_AT_explicit attribute.
25223 * langhooks.h (struct lang_hooks_for_decls): Add
25224 function_decl_explicit_p langhook.
25225 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25226 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25228 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25230 * builtins.c (fold_builtin_memory_op): Optimize memmove
25231 into memcpy if we can prove source and destination don't overlap.
25233 * tree-inline.c: Include gt-tree-inline.h.
25234 (clone_fn_id_num): New variable.
25235 (clone_function_name): New function.
25236 (tree_function_versioning): Use it.
25237 * Makefile.in (GTFILES): Add tree-inline.c.
25239 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25241 * BASE-VER: Change to 4.5.0.
25243 2009-03-27 Xinliang David Li <davidxl@google.com>
25245 PR tree-optimization/39557
25246 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25248 2009-03-27 Xinliang David Li <davidxl@google.com>
25250 PR tree-optimization/39548
25251 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25254 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25256 * c-common.c (pointer_int_sum): Use %wd on return from
25259 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25261 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25262 on return from tree_low_cst.
25264 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25267 * ginclude/stdarg.h (va_copy): Define also for
25268 __GXX_EXPERIMENTAL_CXX0X__.
25270 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25273 * builtins.h (c_strlen): Do not warn here.
25274 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25275 * c-common.c (pointer_int_sum): Take an explicit location.
25276 Warn about offsets out of bounds.
25277 * c-common.h (pointer_int_sum): Adjust declaration.
25279 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25281 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25284 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25287 * opts.c (warn_if_disallowed_function_p): Don't assume
25288 get_callee_fndecl must return non-NULL.
25290 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25292 PR rtl-optimization/39522
25293 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25294 when reg_reloaded_valid is set.
25296 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25298 * config/spu/divv2df3.c: New file.
25299 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25300 (DPBIT_FUNCS): Filter out _div_df.
25302 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25304 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25305 a jump insn, count that jump in the distance to the loop start.
25307 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25310 * config/sh/sh.c (calc_live_regs): Fix condition for global
25311 registers except PIC_OFFSET_TABLE_REGNUM.
25313 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25316 * doc/invoke.texi (-mconsole): New.
25318 (-mno-cygwin): New.
25320 (-mnop-fun-dllimport): New.
25324 (sub section "i386 and x86-64 Windows Options"): New.
25326 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25328 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25329 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25331 2009-03-25 Richard Guenther <rguenther@suse.de>
25333 PR middle-end/39497
25334 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25337 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25339 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25340 neither of haifa/selective schedulers are working.
25342 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25344 * doc/invoke.texi (Debugging Options): Fix description of
25345 -fno-merge-debug-strings.
25347 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25349 * config/cris/libgcc.ver: New version-script.
25350 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25352 * configure.ac <GAS features, nop mnemonic>: Add pattern
25353 crisv32-*-* for "nop".
25354 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25355 * configure: Regenerate.
25357 2009-03-24 Ira Rosen <irar@il.ibm.com>
25359 PR tree-optimization/39529
25360 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25361 mark_sym_for_renaming for the tag copied to the new vector
25364 2009-03-24 Arthur Loiret <aloiret@debian.org>
25366 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25367 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25368 EXTRA_SPEC_FUNCTIONS.
25369 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25370 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25371 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25372 -march and -mtune options.
25374 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25376 * config/m68k/t-rtems: Add m5329 multilib.
25378 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25379 Jakub Jelinek <jakub@redhat.com>
25382 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25385 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25388 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25389 instead of c_parser_expression_conv, if original_code isn't one of the
25390 4 allowed comparison codes, fail.
25392 2009-03-23 Richard Guenther <rguenther@suse.de>
25394 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25395 * tree.h (struct tree_type): Likewise.
25396 * reload.h (struct insn_chain): Likewise.
25397 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25398 * function.h (struct function): Likewise.
25399 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25401 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25403 PR tree-optimization/39516
25404 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25406 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25408 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25409 should be set true if BITS_PER_WORD of target is bigger than 32
25411 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25413 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25414 Translate -B-options to -rpath-link. Correct existing
25415 rpath-link and conditionalize on !nostdlib.
25417 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25419 * doc/extend.texi (Function Attributes, Variable Attributes):
25421 * doc/invoke.texi (Debugging Options, Optimize Options)
25422 (i386 and x86-64 Options, MCore Options): Likewise.
25424 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25427 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25428 it for block local namespace aliases.
25429 (gen_decl_die): Pass context_die to gen_namespace_die.
25431 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25434 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25435 minimum or maximum value.
25437 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25439 * reginfo.c (globalize_reg): Recompute derived reg sets.
25441 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25444 * libgcc2.c (mprotect): Do not use signed arguments for
25445 VirtualProtect, use DWORD arguments. Also fix the 'may
25446 be used uninitialized' warning for the np variable.
25448 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25451 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25452 functions using regparm calling conventions when not optimizing.
25453 (ix86_function_sseregparm): Similarly for sseregparm calling
25456 2009-03-19 Li Feng <nemokingdom@gmail.com>
25458 PR middle-end/39500
25459 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25460 dependence if the first conflict is after niter iterations.
25462 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25464 PR middle-end/38609
25465 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25466 functions with dynamic stack-pointer adjustments.
25468 2009-03-19 Ben Elliston <bje@au.ibm.com>
25470 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25471 option; change to -msdata=data.
25473 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25475 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25478 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25481 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25483 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25485 * doc/invoke.texi (Code Gen Options): Expand discussion of
25488 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25490 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25491 * matrix-reorg.c (struct matrix_info): Likewise.
25492 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25493 * rtl.h (struct mem_attrs): Likewise.
25494 * df.h (struct df): Likewise.
25495 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25496 * ira-int.h (struct ira_allocno): Likewise.
25497 * df-scan.c (struct df_collection_rec): Likewise.
25498 * ira.c (struct equivalence): Likewise.
25499 * function.c (struct temp_slot): Likewise.
25500 * cfgloop.h (struct loop): Likewise.
25503 * function.c (use_register_for_decl): When not optimizing, disregard
25504 register keyword for variables with types containing methods.
25506 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25508 PR middle-end/39447
25509 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25510 (is_simple_operand): Call contains_component_ref_p before calling data
25511 reference analysis that would fail on COMPONENT_REFs.
25513 * tree-vrp.c (search_for_addr_array): Fix formatting.
25515 2009-03-18 Richard Guenther <rguenther@suse.de>
25517 * tree-vect-transform.c (vect_loop_versioning): Fold the
25518 generated comparisons.
25519 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25520 (slpeel_tree_peel_loop_to_edge): Likewise.
25522 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25524 PR middle-end/37805
25525 * opts.c (print_specific_help): In addition to `undocumented',
25526 accept `separate' and `joined' flags if passed alone. Describe
25527 output by the first matched one of those.
25528 (common_handle_option): Skip over empty strings.
25529 * gcc.c (display_help): Fix help string for `--help='.
25530 * doc/invoke.texi (Option Summary, Overall Options): With
25531 `--help=', classes and qualifiers can both be repeated, but
25532 only the latter can be negated. One should not pass only
25533 negated qualifiers. Fix markup and examples.
25536 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25537 PR middle-end/37805
25538 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25539 and -fhelp=separate.
25541 2009-03-17 Jing Yu <jingyu@google.com>
25543 PR middle-end/39378
25544 * function.h (struct rtl_data): Move is_thunk from here...
25545 (struct function): ...to here.
25546 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25547 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25549 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25551 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25552 (alpha_output_function_end_prologue): Likewise.
25553 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25554 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25555 (rs6000_output_function_epilogue): Likewise.
25556 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25558 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25561 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25562 from different units in a single alternative.
25563 (*truncdfsf_i387): Ditto.
25564 (*truncxfsf2_mixed): Ditto.
25565 (*truncxfdf2_mixed): Ditto.
25567 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25569 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25570 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25573 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25574 unused non-artificial variables when not optimizing.
25577 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25578 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25579 NAMESPACE_DECL in its DECL_INITIAL.
25581 PR middle-end/39443
25582 * optabs.c (set_user_assembler_libfunc): New function.
25583 * expr.h (set_user_assembler_libfunc): New prototype.
25584 * c-common.c: Include libfuncs.h.
25585 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25586 for memcmp, memset, memcpy, memmove and abort.
25587 * Makefile.in (c-common.o): Depend on libfuncs.h.
25590 * dwarf2out.c (gen_inlined_enumeration_type_die,
25591 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25592 gen_tagged_type_instantiation_die): Removed.
25593 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25596 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25599 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25601 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25602 (check-parallel-%): Ditto.
25603 (check-consistency): Ditto.
25605 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25607 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25608 local variable rhs by NULL_TREE.
25610 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25613 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25615 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25618 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25620 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25623 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25624 for ms->sysv ABI calls only in 64bit mode.
25626 * config/i386/i386.md (untyped_call): Support 32bit.
25628 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25630 * doc/extend.texi: Replace x86_65 with x86_64.
25632 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25634 PR tree-optimization/39455
25635 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25636 mismatches for POINTER_TYPE_P (type).
25637 (number_of_iterations_le): Likewise.
25639 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25641 * config/picochip/picochip.c: Removed profiling support.
25642 * config/picochip/picochip.md: Removed profiling instruction.
25643 * config/picochip/picochip.h: Removed profiling builtin.
25645 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25647 * doc/install.texi (--with-host-libstdcxx): Document.
25649 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25652 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25653 generate a warning if the function name does not begin with
25654 "__vector" and the function has either the 'signal' or 'interrupt'
25655 attribute, from here to ...
25656 (avr_declare_function_name): ...here. New function.
25657 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25658 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25660 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25663 * cse.c (fold_rtx): Don't modify original const_arg1 when
25664 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25665 separate variable instead.
25666 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25667 from out of range shift counts.
25668 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25670 2009-03-13 Catherine Moore <clm@codesourcery.com>
25672 * config/i386/x-mingw32 (host-mingw32.o): Replace
25673 diagnostic.h with $(DIAGNOSTIC_H).
25675 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25678 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25680 * config/i386/sync.md (sync_compare_and_swap<mode>,
25681 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25682 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25684 (sync_double_compare_and_swapdi_pic,
25685 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25686 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25688 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25691 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25693 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25696 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25697 (avx_addsubv4df3): Likewise.
25698 (*avx_addsubv4sf3): Likewise.
25699 (sse3_addsubv4sf3): Likewise.
25701 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25704 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25706 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25709 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25710 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25711 registers for allocnos created from user-defined variables.
25713 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25716 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25717 of non-integer mode as well.
25719 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25721 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25722 for functions for which the parameter types are unknown.
25724 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25727 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25728 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25729 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25730 * config/i386/i386.c (ix86_local_alignment): For
25731 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25732 long long variables on the stack to avoid dynamic realignment.
25733 Allow the first argument to be a decl rather than type.
25734 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25736 2009-03-11 Nick Clifton <nickc@redhat.com>
25739 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25741 Add description to mno-lsim option.
25742 * config/mcore/mcore.h: Remove comment about deprecated m4align
25744 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25745 * doc/invoke.texi: Add description of mno-lsim and
25746 mstack-increment options.
25748 * config/fr30/fr30.opt: Document the -mno-lsim option.
25749 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25750 and -mno-lsim options.
25752 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25754 * fold-const.c (fold_comparison): Only call fold_inf_compare
25755 if the mode supports infinities.
25757 2009-03-11 Jason Merrill <jason@redhat.com>
25760 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25761 end already did. Notice GIMPLE_CALL modifications of the result.
25762 Don't copy debug information from an ignored decl or a decl from
25765 2009-03-10 Richard Guenther <rguenther@suse.de>
25766 Nathan Froyd <froydnj@codesourcery.com>
25768 PR middle-end/37850
25769 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25770 (__divMODE3): Likewise.
25772 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25774 PR tree-optimization/39394
25775 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25776 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25778 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25780 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25781 inline asms for register asm ("") declarations.
25783 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25785 * fold-const.c (fold_unary): Fix comment.
25787 2009-03-07 Jan Hubicka <jh@suse.cz>
25790 * tree-inline.c (setup_one_parameter): Do replacement of const
25791 argument by constant in SSA form.
25793 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25795 PR middle-end/38028
25796 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25797 determine alignment passed to assign_stack_local.
25798 (assign_parms_unsplit_complex): Likewise.
25799 * except.c (sjlj_build_landing_pads): Likewise.
25801 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25803 PR middle-end/39360
25804 * tree-flow.h (add_referenced_var): Return bool instead of void.
25805 * tree-dfa.c (add_referenced_var): Return result of
25806 referenced_var_check_and_insert call.
25807 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25808 of referenced_var_check_and_insert.
25811 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25812 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25813 DIE, don't emit it if abstract origin already has it.
25814 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25815 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25817 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25819 * genpreds.c (needs_variable): Fix parentheses at variable name
25821 (write_tm_constrs_h): Indent generated code.
25823 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25825 * doc/extend.texi (Function Attributes): Add documentation
25826 for isr attributes.
25828 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25831 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25832 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25834 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25836 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25839 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25842 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25843 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25845 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25847 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25848 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25849 constants instead of magic numbers.
25850 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25852 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25853 (x86_64_ms_abi_int_parameter_registers): Ditto.
25854 (x86_64_int_return_registers): Ditto.
25855 (ix86_maybe_switch_abi): Ditto.
25856 (ix86_expand_call): Ditto for clobbered_registers array.
25857 (ix86_hard_regno_mode_ok): Ditto.
25858 (x86_extended_QIreg_mentioned_p): Ditto.
25860 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25862 PR tree-optimization/39349
25863 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25865 * combine.c (gen_lowpart_for_combine): Use omode when generating
25868 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25870 PR rtl-optimization/39235
25871 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25873 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25875 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25877 2009-03-04 Richard Guenther <rguenther@suse.de>
25879 PR tree-optimization/39362
25880 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25881 that occur in abnormal PHIs should be varying.
25883 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25885 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25887 (simple_iv): Take loop as an argument instead of statement.
25888 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25889 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25891 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25893 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25894 * matrix-reorg.c (analyze_transpose): Ditto.
25895 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25896 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25897 * tree-predcom.c (ref_at_iteration): Ditto.
25898 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25900 2009-03-04 Richard Guenther <rguenther@suse.de>
25902 PR tree-optimization/39358
25903 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25904 escaped_id and callused_id.
25905 (solve_graph): Likewise.
25907 2009-03-04 Richard Guenther <rguenther@suse.de>
25909 PR tree-optimization/39339
25910 * tree-sra.c (try_instantiate_multiple_fields): Make it
25911 no longer ICE on the above.
25913 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25915 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25916 that fits within Pmode.
25918 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25920 PR middle-end/10109
25921 * tm.texi (LIBCALL_VALUE): Update description.
25923 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25925 PR middle-end/34443
25926 * doc/extend.texi (section): Update description.
25928 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25930 PR middle-end/39345
25931 * tree-inline.c (remapped_type): New.
25932 (can_be_nonlocal): Call remapped_type instead of remap_type.
25934 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25937 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25938 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25940 2009-03-03 Richard Guenther <rguenther@suse.de>
25942 PR middle-end/39272
25943 * tree.c (tree_nonartificial_location): New function.
25944 * tree.h (tree_nonartificial_location): Declare.
25945 * builtins.c (expand_builtin_memory_chk): Provide location
25946 of the call location for artificial function pieces.
25947 (maybe_emit_chk_warning): Likewise.
25948 (maybe_emit_sprintf_chk_warning): Likewise.
25949 (maybe_emit_free_warning): Likewise.
25950 * expr.c (expand_expr_real_1): Likewise.
25952 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25954 PR tree-optimization/39343
25955 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25956 COMPONENT_REF t has ARRAY_TYPE.
25958 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25960 PR middle-end/39335
25961 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25962 when the type precision of the induction variable should be
25963 larger than the type precision of nit.
25964 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25965 * graphite.c (graphite_loop_normal_form): Same.
25966 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25968 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25970 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25971 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25972 numbers to describe clobbered registers.
25973 (*call_value_0_rex64_ms_sysv): Ditto.
25974 * config/i386/mmx.md (mmx_emms): Ditto.
25975 (mmx_femms): Ditto.
25977 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25979 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25982 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25984 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25985 (spu_section_type_flags): New function.
25987 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25989 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25990 reg_class_contents of FLOAT_REGS into a temporary.
25992 2009-03-02 Richard Guenther <rguenther@suse.de>
25993 Ira Rosen <irar@il.ibm.com>
25995 PR tree-optimization/39318
25996 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25997 information to the vectorized statement.
25999 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26001 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26002 variable. Use defined names instead of magic constants for REX SSE
26005 2009-03-01 Richard Guenther <rguenther@suse.de>
26007 PR tree-optimization/39331
26008 * omp-low.c (lower_send_shared_vars): Do not receive new
26009 values for the reference of DECL_BY_REFERENCE parms or results.
26011 2009-03-01 Jan Hubicka <jh@suse.cz>
26014 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26015 BLOCK_NONLOCALIZED_VAR): New macros.
26016 (tree_block): Add nonlocalized_vars.
26017 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26018 gen_decl_die): Add origin argument. Allow generation of die with
26019 origin at hand only.
26020 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26021 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26023 (gen_block_die): Fix checking for unused blocks.
26024 (process_scope_var): Break out from .... ; work with origins only.
26025 (decls_for_scope) ... here; process nonlocalized list.
26026 (dwarf2out_ignore_block): Look for nonlocalized vars.
26027 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26029 (dump_scope_block): Dump them.
26030 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26031 (remap_block): Likewise.
26032 (can_be_nonlocal): New predicate.
26033 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26035 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26037 * configure: Regenerate.
26039 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26041 * optc-gen.awk: No need to duplicate option flags twice.
26042 Reuse help texts for duplicate options which do not have any.
26044 * gcc.c (display_help): Document --version.
26046 * gcc.c (main): If print_help_list and verbose_flag, ensure
26047 driver output comes before subprocess output.
26049 * optc-gen.awk: Assign all remaining fields to help string,
26050 space-separated, for multi-line help in *.opt.
26052 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26053 -Wno-pedantic-ms-format is for MinGW targets only.
26055 * doc/options.texi (Option file format): Fix bad indentation,
26056 restoring dropped sentence.
26058 2009-02-28 Jan Hubicka <jh@suse.cz>
26060 * tree-inline.c (tree_function_versioning): Output debug info.
26062 2009-02-28 Jan Hubicka <jh@suse.cz>
26065 * tree-inline.c (setup_one_parameter): Do not copy propagate
26066 arguments when not optimizing.
26068 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26071 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26072 (avx_addsubv4df3): Likewise.
26073 (*avx_addsubv4sf3): Likewise.
26074 (sse3_addsubv4sf3): Likewise.
26075 (*avx_addsubv2df3): Likewise.
26076 (sse3_addsubv2df3): Likewise.
26077 (avx_unpckhps256): Correct item selectors.
26078 (avx_unpcklps256): Likewise.
26079 (avx_unpckhpd256): Likewise.
26080 (avx_unpcklpd256): Likewise.
26082 2009-02-28 Jan Hubicka <jh@suse.cz>
26084 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26086 (copy_arguments_for_versioning): If var is declared don't declare it.
26087 (tree_function_versioning): First setup substitutions and then copy
26090 2009-02-27 Jan Hubicka <jh@suse.cz>
26093 * cgraph.h (varpool_output_debug_info): Remove.
26094 * cgraphunit.c (varpool_output_debug_info): Remove.
26095 * dwarf2out.c (deferred_locations_struct): New struct
26096 (deferred_locations): New type.
26097 (deferred_locations_list): New static var.
26098 (deffer_location): New function.
26099 (gen_variable_die): Use it.
26100 (decls_for_scope): Output info on local static vars.
26101 (dwarf2out_finish): Process deferred locations.
26102 * varpool.c (varpool_output_debug_info): Remove.
26104 2009-02-27 Jan Hubicka <jh@suse.cz>
26107 * tree.h (TREE_PROTECTED): Fix comment.
26108 (BLOCK_HANDLER_BLOCK): Remove.
26109 (struct tree_block): Remove handler_block add body_block.
26110 (inlined_function_outer_scope_p): New.
26111 (is_body_block): Remove.
26112 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26113 * dwarf2out.c (is_inlined_entry_point): Remove.
26114 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26115 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26117 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26118 * gimplify.c (gimplify_expr): Gimplify body blocks.
26119 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26120 block with multiple subblocks.
26121 (dump_scope_block): Prettier output; dump more flags and info.
26122 (dump_scope_blocks): New.
26123 (remove_unused_locals): Use dump_scope_blocks.
26124 * tree-flow.h (dump_scope_blocks): Declare.
26125 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26126 * stmt.c (is_body_block): Remove.
26127 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26128 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26130 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26132 PR middle-end/39308
26133 * graphite.c (graphite_loop_normal_form): Do not call
26134 number_of_iterations_exit from a gcc_assert.
26136 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26138 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26139 jumps if COND is NULL.
26140 (find_cond_jump): New function.
26141 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26142 * config/s390/s390.md: Remove z10_cobra attribute value.
26144 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26146 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26147 force_const_mem returns NULL_RTX.
26149 2009-02-26 Jan Hubicka <jh@suse.cz>
26152 * cgraph.h (varpool_output_debug_info): Remove.
26153 * cgraphunit.c (varpool_output_debug_info): Remove.
26154 * dwarf2out.c (deferred_locations_struct): New struct
26155 (deferred_locations): New type.
26156 (deferred_locations_list): New static var.
26157 (deffer_location): New function.
26158 (gen_variable_die): Use it.
26159 (decls_for_scope): Output info on local static vars.
26160 (dwarf2out_finish): Process deferred locations.
26161 * varpool.c (varpool_output_debug_info): Remove.
26163 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26165 PR rtl-optimization/39241
26166 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26167 to subreg_offset_representable_p.
26169 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26171 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26172 execute function prototype. Get f and nregs from max_reg_num
26173 and get_insns. Remove the first backward pass as it's dead,
26174 guard the forward pass by flag_expensive_optimizations.
26175 (rest_of_handle_regmove): Delete.
26176 (pass_regmove): Replace it with regmove_optimize.
26178 2009-02-25 Martin Jambor <mjambor@suse.cz>
26180 PR tree-optimization/39259
26181 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26182 calls_alloca function flags.
26183 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26184 calls are detected.
26186 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26188 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26189 flags_set_1_rtx, flags_set_1_set): Delete.
26190 (regmove_optimize): Do not call mark_flags_life_zones.
26192 2009-02-24 Julian Brown <julian@codesourcery.com>
26195 * config/arm/arm.c (require_pic_register): Only set
26196 cfun->machine->pic_reg once per function.
26198 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26200 * doc/invoke.texi (Link Options): Document an easier way to pass
26201 options that take arguments to the GNU linker using -Xlinker and -Wl.
26203 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26206 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26208 2009-02-24 Richard Guenther <rguenther@suse.de>
26211 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26213 2009-02-24 Richard Guenther <rguenther@suse.de>
26214 Zdenek Dvorak <ook@ucw.cz>
26216 PR tree-optimization/39233
26217 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26218 from converting them to a generic type.
26220 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26222 PR tree-optimization/39260
26223 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26224 contains a condition with a real type.
26225 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26227 2009-02-23 Jason Merrill <jason@redhat.com>
26230 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26231 narrowing_initializer_constant_valid_p.
26232 (narrowing_initializer_constant_valid_p): Don't return
26233 null_pointer_node for adding a pointer to itself.
26235 2009-02-23 Jan Hubicka <jh@suse.cz>
26238 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26241 2009-02-23 Jan Hubicka <jh@suse.cz>
26243 PR tree-optimization/37709
26244 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26245 * tree.h (block_ultimate_origin): Declare.
26246 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26247 * tree-ssa-live.c (remove_unused_scope_block_p):
26248 Eliminate blocks containig no instructions nor live variables nor
26250 (dump_scope_block): New function.
26251 (remove_unused_locals): Enable removal of dead blocks by default;
26252 enable dumping at TDF_DETAILS.
26254 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26256 * config/i386/i386.c (classify_argument): Don't allow COImode
26258 (function_arg_advance_32): Don't allow OImode.
26259 (function_arg_32): Likewise.
26260 (function_value_32): Likewise.
26261 (return_in_memory_32): Likewise.
26262 (function_arg_64): Remove OImode comment.
26264 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26267 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26268 ix86_expand_vector_set for V4DImode in 64bit mode only.
26269 (ix86_expand_vector_init_one_var): Likewise.
26271 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26273 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26275 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26278 * loop-iv.c: Revert last change.
26279 * emit-rtl.c: Likewise.
26281 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26284 * config/i386/i386.c (type_natural_mode): Remove an extra
26285 space in the warning message.
26286 (function_value_32): Handle 32-byte vector modes.
26287 (return_in_memory_32): Likewise.
26289 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26291 * loop-iv.c (truncate_value): New function.
26292 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26294 (lowpart_subreg): Move to...
26295 * emit-rtl.c: ...here.
26297 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26299 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26300 accidental and undocumented change at revision 140860.
26302 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26304 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26305 take gimple_seq * arguments.
26306 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26307 types_compatible_p langhook.
26309 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26310 Joseph Myers <joseph@codesourcery.com>
26312 * config/arm/arm.c (arm_builtin_va_list): New function.
26313 (arm_expand_builtin_va_start): Likewise.
26314 (arm_gimplify_va_arg_expr): Likewise.
26315 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26316 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26317 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26318 (va_list_type): New variable.
26319 (arm_mangle_type): Mangle va_list_type appropriately.
26321 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26323 PR middle-end/39157
26324 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26325 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26326 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26327 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26328 parameter to 1000 for -O1 by default.
26329 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26331 * loop-invariant.c: Include params.h.
26332 (move_loop_invariants): Don't call move_single_loop_invariants on
26335 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26337 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26338 offset when calculating bounds for indexing stack_usage_map. Fixes
26339 a buffer overflow with certain target setups.
26341 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26344 * calls.c (expand_call): Clear try_tail_call if caller and callee
26345 disagree in promotion of function return value.
26347 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26350 * c-common.c (c_determine_visibility): If visibility changed and
26351 DECL_RTL has been already set, call make_decl_rtl to update symbol
26354 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26357 * varasm.c (assemble_variable): Don't check DECL_NAME when
26358 globalizing a variable.
26360 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26363 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26364 expression before any __builtin_trap call.
26365 * c-typeck.c (build_function_call): Convert and check function
26366 arguments before generating a call to a trap. Evaluate the
26367 function arguments before the trap.
26369 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26372 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26373 (UNSPEC_FXAM_MEM): New unspec.
26374 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26375 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26376 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26378 2009-02-19 Richard Guenther <rguenther@suse.de>
26380 PR tree-optimization/39207
26381 PR tree-optimization/39074
26382 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26383 storedanything_tree): New.
26384 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26385 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26386 (build_succ_graph): Add edges from STOREDANYTHING to all
26388 (init_base_vars): Initialize STOREDANYTHING.
26389 (compute_points_to_sets): Free substitution info after
26390 building the succ graph.
26391 (ipa_pta_execute): Likewise.
26393 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26395 (do_ds_constraint): Do not add to special var or non-pointer
26397 (type_could_have_pointers): Split out from ...
26398 (could_have_pointers): ... here. For arrays use the element type.
26399 (create_variable_info_for): Initialize may_have_pointers.
26400 (new_var_info): Likewise.
26401 (handle_lhs_call): Make the HEAP variable unknown-sized.
26402 (intra_create_variable_infos): Use a type with pointers for
26403 PARM_NOALIAS, make it unknown-sized.
26405 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26408 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26410 2009-02-18 Jason Merrill <jason@redhat.com>
26413 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26414 value if DECL_EXTERNAL.
26415 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26416 * target.h (gcc_target::binds_local_p): Clarify "module".
26417 * tree.h (TREE_PUBLIC): Clarify "module".
26419 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26422 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26423 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26425 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26428 * c.opt (Wabi): Support C and ObjC.
26431 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26433 * config/i386/i386.c (classify_argument): Warn once about the ABI
26434 change when passing union with long double.
26436 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26438 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26441 * c-parser.c (c_parser_compound_statement): Always enter and leave
26444 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26447 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26449 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26451 PR tree-optimization/36922
26452 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26453 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26456 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26458 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26461 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26463 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26465 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26467 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26470 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26471 Richard Sandiford <rdsandiford@googlemail.com>
26473 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26474 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26475 (loongson_biadd): ...this.
26477 2009-02-17 Richard Guenther <rguenther@suse.de>
26479 PR tree-optimization/39202
26480 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26481 a var make sure to follow existing collapses.
26483 2009-02-17 Richard Guenther <rguenther@suse.de>
26485 PR middle-end/39214
26486 * langhooks.c (lhd_print_error_function): Check for NULL block.
26488 2009-02-17 Richard Guenther <rguenther@suse.de>
26490 PR tree-optimization/39204
26491 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26494 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26496 * config/soft-fp/double.h: Update from glibc CVS.
26498 2009-02-17 Richard Guenther <rguenther@suse.de>
26500 PR tree-optimization/39207
26501 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26502 strict-aliasing warnings for pointers pointing to NULL.
26504 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26507 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26508 skipping until next close brace.
26510 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26513 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26514 to function argument boundary.
26516 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26518 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26519 in the lea_add. Reload eventually constraints it properly.
26520 * config/picochip/constraints.md: Remove the target constraint
26521 "b", since it is not needed anymore.
26523 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26525 * gthr-dce.h: Uglify function parameter and local variable names.
26526 * gthr-gnat.h: Likewise.
26527 * gthr-mipssde.h: Likewise.
26528 * gthr-nks.h: Likewise.
26529 * gthr-posix95.h: Likewise.
26530 * gthr-posix.h: Likewise.
26531 * gthr-rtems.h: Likewise.
26532 * gthr-single.h: Likewise.
26533 * gthr-solaris.h: Likewise.
26534 * gthr-tpf.h: Likewise.
26535 * gthr-vxworks.h: Likewise.
26536 * gthr-win32.h: Likewise.
26538 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26541 * config/i386/i386.md: Restrict the new peephole2 to move
26542 between MMX/SSE registers.
26544 2009-02-15 Richard Guenther <rguenther@suse.de>
26547 2009-02-13 Richard Guenther <rguenther@suse.de>
26549 * configure.ac: Enable LFS.
26550 * configure: Re-generate.
26551 * config.in: Likewise.
26553 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26555 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26556 spu_srqwbyte, spu_srqwbytebc): Define.
26557 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26558 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26559 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26560 "shrqby_<mode>"): New insn-and-split patterns.
26561 * config/spu/spu.c (expand_builtin_args): Determine and return
26562 number of operands using spu_builtin_description data.
26563 (spu_expand_builtin_1): Use it.
26565 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26568 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26571 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26574 * config/i386/i386.c (override_options): Correct warning
26575 messages for -malign-loops, -malign-jumps and -malign-functions.
26577 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26580 * config/i386/i386.md: Restrict the new peephole2 to move
26581 between the general purpose registers.
26583 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26586 * config/i386/i386.c (type_natural_mode): Add a new argument.
26587 Return the original mode and warn ABI change if vector size is 32byte.
26588 (function_arg_advance): Updated.
26589 (function_arg): Likewise.
26590 (ix86_function_value): Likewise.
26591 (ix86_return_in_memory): Likewise.
26592 (ix86_sol10_return_in_memory): Likewise.
26593 (ix86_gimplify_va_arg): Likewise.
26594 (function_arg_32): Don't warn ABX ABI change here.
26595 (function_arg_64): Likewise.
26597 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26599 * loop-iv.c (implies_p): In the final case, test that operands 0
26600 of the two comparisons match.
26602 * config/bfin/bfin.c (find_prev_insn_start): New function.
26603 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26604 (find_next_insn_start): Move.
26606 2009-02-13 Richard Guenther <rguenther@suse.de>
26608 * configure.ac: Enable LFS.
26609 * configure: Re-generate.
26610 * config.in: Likewise.
26612 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26615 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26616 sizes on syntax error after some arguments have been parsed.
26618 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26620 * doc/invoke.texi (-fira): Remove.
26622 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26624 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26625 * recog.c: Likewise.
26628 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26630 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26631 (umul_ppmm): Likewise.
26632 (count_leading_zeros): Likewise.
26633 (count_trailing_zeros): Likewise.
26634 (UMUL_TIME): Likewise.
26636 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26638 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26639 soft-fp/t-softfp to tmake_file.
26641 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26642 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26643 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26644 IA64_BUILTIN_INFQ]: New.
26645 (ia64_init_builtins): Initialize __builtin_infq,
26646 __builtin_fabsq and __builtin_copysignq if not HPUX.
26647 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26648 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26650 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26652 (__fixtfti): Likewise.
26653 (__fixunstfti): Likewise.
26654 (__floattitf): Likewise.
26656 * config/ia64/libgcc-glibc.ver: New.
26657 * config/ia64/t-fprules-softfp: Likewise.
26658 * config/ia64/sfp-machine.h: Likewise.
26660 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26661 (LIBGCC2_TF_CEXT): Likewise.
26662 (TF_SIZE): Likewise.
26663 (TARGET_INIT_LIBFUNCS): Likewise.
26665 * config/ia64/t-glibc (SHLINB_MAPFILES):
26666 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26668 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26670 * config/i386/i386.c (construct_container): Rewrite processing
26671 BLKmode with X86_64_SSE_CLASS.
26673 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26676 * config/i386/i386.md: Replace simplify_replace_rtx with
26677 replace_rtx in the new peephole2.
26679 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26681 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26682 loop unrolling do not happen at -O2.
26684 2009-02-12 Michael Matz <matz@suse.de>
26686 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26688 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26690 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26693 2009-02-12 Ben Elliston <bje@au.ibm.com>
26695 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26696 patterns when updating the back chain. Missed in the 2009-02-10
26699 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26701 * doc/extend.texi (Decimal Floating Types): Update identifier of
26702 draft TR and list of missing support.
26704 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26706 PR middle-end/39154
26707 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26708 bit to variable length decl's flags, add it also to its
26709 pointer replacement variable.
26711 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26712 Jakub Jelinek <jakub@redhat.com>
26715 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26716 (memory_blockage): New expander.
26717 (*memory_blockage): New insn pattern.
26718 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26719 instead of general blockage at the end of function prologue when
26720 frame pointer is used to access red zone area. Do not emit blockage
26721 when profiling, it is emitted in generic code.
26722 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26723 function epilogue when frame pointer is used to access red zone area.
26725 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26728 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26729 by arithmetic with memory operands.
26730 * config/i386/predicates.md (commutative_operator): New.
26732 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26734 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26737 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26739 * alias.h (record_alias_subset): Declare.
26740 * alias.c (record_alias_subset): Make global.
26742 2009-02-10 Nick Clifton <nickc@redhat.com>
26744 * tree-parloops.c: Change license to GPLv3.
26745 * ipa-struct-reorg.c: Change license to GPLv3.
26746 * ipa-struct-reorg.h: Change license to GPLv3.
26748 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26751 * c-decl.c (start_struct): Return NULL on error.
26753 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26755 PR middle-end/39124
26756 * cfgloopmanip.c (remove_path): Call remove_bbs after
26757 cancel_loop_tree, not before it.
26760 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26761 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26762 VAR_DECLs were seen.
26763 * tree-ssa-live.c (remove_unused_locals): Recompute
26764 cfun->has_local_explicit_reg_vars.
26765 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26766 copies or clearings if cfun->has_local_explicit_reg_vars.
26768 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26771 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26772 of function prologue when frame pointer is used to access
26775 2009-02-10 Richard Guenther <rguenther@suse.de>
26777 PR middle-end/39127
26778 * gimplify.c (gimple_regimplify_operands): Always look if
26779 we need to create a temporary.
26781 2009-02-10 Richard Guenther <rguenther@suse.de>
26783 PR tree-optimization/39132
26784 * tree-loop-distribution.c (todo): New global var.
26785 (generate_memset_zero): Trigger TODO_rebuild_alias.
26786 (tree_loop_distribution): Return todo.
26788 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26791 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26792 (x86_64_reg_class_name): Removed.
26793 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26794 first one isn't X86_64_SSE_CLASS or any other ones aren't
26795 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26796 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26797 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26798 and 3 X86_64_SSEUP_CLASS.
26799 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26800 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26802 2009-02-10 Ben Elliston <bje@au.ibm.com>
26804 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26805 form instruction to update the stack back chain word, even if the
26806 user has disabled the generation of update instructions.
26807 (movdi_<mode>_update_stack): New.
26808 (movsi_update_stack): Likewise.
26809 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26810 always use an update form instruction to update the stack back
26813 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26815 PR middle-end/38953
26816 * graphite.c (if_region_set_false_region): After moving a region in
26817 the false branch of a condition, remove the empty dummy basic block.
26818 (gloog): Remove wrong fix for PR38953.
26820 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26822 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26823 generation due to implicit sign extension.
26825 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26827 PR middle-end/38981
26828 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26829 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26831 2009-02-09 Richard Guenther <rguenther@suse.de>
26833 PR middle-end/35202
26834 * convert.c (convert_to_real): Disable (float)fn((double)x)
26835 to fnf(x) conversion if errno differences may occur and
26836 -fmath-errno is set.
26838 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26840 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26841 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26842 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26844 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26847 * c-common.c (handle_alias_attribute): Disallow attribute for
26848 anything not a FUNCTION_DECL or VAR_DECL.
26850 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26853 * real.c (do_compare): Special-case compare of zero against
26854 decimal float value.
26856 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26859 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26860 as indicating flexible array members unless the field itself is
26861 being declarared as the incomplete array.
26863 2009-02-06 Jan Hubicka <jh@suse.cz>
26865 PR tree-optimization/38844
26866 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26867 is already inlined.
26869 2009-02-06 Richard Guenther <rguenther@suse.de>
26871 PR middle-end/38977
26872 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26873 fork because we may expand it as __gcov_fork.
26875 2009-02-06 Nick Clifton <nickc@redhat.com>
26877 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26879 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26881 PR tree-optimization/35659
26882 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26883 vn_phi_eq): Shortcut if hashcode does not match.
26884 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26886 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26887 and avoid iterative_hash_expr.
26888 (FOR_EACH_VALUE_ID_IN_SET): New.
26889 (value_id_compare): Remove.
26890 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26891 sort expressions by value id.
26893 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26896 * config/sh/predicates.md (general_movsrc_operand): Don't check
26897 the subreg of system registers here.
26899 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26902 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26903 on the copied decl.
26905 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26907 PR rtl-optimization/39110
26908 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26909 addresses, not aligned ones.
26911 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26912 Richard Guenther <rguenther@suse.de>
26914 PR tree-optimization/39100
26915 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26916 comment says and add edges.
26918 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26921 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26922 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26924 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26926 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26927 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26928 register_bb_in_sese, new_sese, free_sese): Moved.
26929 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26930 outermost_loop_in_scop, build_scop_iteration_domain,
26931 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26932 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26933 Use loop_in_sese_p instead of loop_in_scop_p.
26934 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26935 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26936 (scopdet_basic_block_info): Fix bug in scop detection.
26937 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26938 eq_loop_to_cloog_loop): Remove.
26939 (nb_loops_around_loop_in_scop, nb_loop
26940 ref_nb_loops): Moved here...
26941 * graphite.h (ref_nb_loops): ... from here.
26942 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26943 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26944 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26946 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26947 Hans-Peter Nilsson <hp@axis.com>
26949 PR rtl-optimization/37889
26950 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26951 Move offset handling from PLUS to before the switch. Use new
26952 arguments when considering SYMBOL_REFs too.
26953 (rtx_addr_can_trap_p): Pass dummy offset and size.
26954 (enum may_trap_p_flags): Remove.
26955 (may_trap_p_1): Pass size from MEM_SIZE.
26957 PR rtl-optimization/38921
26958 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26959 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26960 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26961 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26963 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26965 AVX Programming Reference (January, 2009)
26966 * config/i386/sse.md (*vpclmulqdq): New.
26968 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26970 PR tree-optimization/38977
26971 PR gcov-profile/38292
26972 * calls.c (special_function_p): Disregard __builtin_ prefix.
26974 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26976 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26977 non-indexable addresses even before reload.
26979 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26982 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26983 as having variable size. Do not give an error for unnamed
26984 parameters with [*] declarators. Give a warning for type names
26985 with [*] declarators and mark them as variable size.
26986 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26987 for sizeof applied to [*] type names.
26989 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26992 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26994 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26996 * gcc.c (process_command): Update copyright notice dates.
26997 * gcov.c (print_version): Likewise.
26998 * gcov-dump.c (print_version): Likewise.
26999 * mips-tfile.c (main): Likewise.
27000 * mips-tdump.c (main): Likewise.
27002 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27005 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27006 for composite type involving a zero-length array type.
27008 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27011 * function.c (match_asm_constraints_1): Skip over
27012 initial optional % in the constraint.
27014 PR inline-asm/39059
27015 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27016 supported, don't accept FIXED_CSTs.
27017 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27018 and _Sat is used without _Fract/_Accum. Set specs->type to
27019 integer_type_node for cts_fract/cts_accum if fixed point is not
27022 2009-02-02 Catherine Moore <clm@codesourcery.com>
27024 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27026 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27028 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27029 (ABI_HAS_64BIT_SYMBOLS): Use it.
27030 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27032 2009-02-02 Paul Brook <paul@codesourcery.com>
27034 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27036 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27038 PR inline-asm/39058
27039 * recog.h (asm_operand_ok): Add constraints argument.
27040 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27041 recurse on matching constraint.
27042 (check_asm_operands): Pass constraints as 3rd argument to
27043 asm_operand_ok. Don't look up matching constraint here.
27044 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27047 2009-02-02 Ben Elliston <bje@au.ibm.com>
27049 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27050 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27052 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27054 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27055 information. Remove some obsolete information. Reorganize.
27057 * config/pa/fptr.c: Revert license to GPL 2.
27058 * config/pa/milli64.S: Likewise.
27060 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27063 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27064 LIBRARY name in, instead of hard-coding it.
27065 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27066 extra target make frag to tmake_files according to EH model.
27067 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27068 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27069 frags that define makefile variable EH_MODEL appropriately.
27070 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27071 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27072 to "-sjlj" according to type of EH configured.
27073 (LIBGCC_SONAME): Concatenate it to shared library base name.
27074 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27075 to "_sjlj" according to type of EH configured.
27076 (LIBGCC_SONAME): Concatenate it to shared library base name.
27077 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27078 (SHLIB_LINK): Add missing semicolon to if-else construct.
27079 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27080 string value of "pe_dll" command-line option.
27081 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27082 (SHLIB_SONAME): Use it when overriding t-cygming default.
27083 (SHLIB_IMPLIB): Override t-cygming default.
27084 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27085 string value of "pe_dll" command-line option.
27087 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27090 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27091 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27093 2009-01-31 Richard Guenther <rguenther@suse.de>
27095 PR tree-optimization/38937
27096 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27097 computing the transitive closure.
27099 2009-01-30 Richard Guenther <rguenther@suse.de>
27101 PR tree-optimization/39041
27102 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27103 Propagate variable indices only if the types match for this stmt.
27105 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27108 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27109 inline but never defined.
27111 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27113 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27114 (*insv_h_di_reg_extimm): New insn.
27115 (*insv_l<mode>_reg_extimm): New insn.
27117 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27119 * config/picochip/picochip.c (flag_conserve_stack): set
27120 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27121 fconserve-stack. Reduce call-overhead used by inliner.
27123 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27126 * common.opt (flag_conserve_stack): Initialised to zero.
27128 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27131 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27132 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27135 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27137 * ira-color.c (allocno_reload_assign): Update comments.
27138 * regmove.c (regmove_optimize): Likewise.
27142 2009-01-29 Robert Millan <rmh@aybabtu.com>
27144 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27145 * config/i386/kopensolaris-gnu.h: New file. Undefine
27146 `MD_UNWIND_SUPPORT'.
27147 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27149 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27151 PR tree-optimization/39007
27152 * tree-loop-distribution.c (generate_builtin): Use
27153 recompute_dominator to compute the immediate dominator of the
27154 basic block just after the loop.
27156 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27158 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27159 (ASM_OUTPUT_DWARF_PCREL): Define.
27161 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27163 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27164 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27165 global. Modify entries about regmove and IRA.
27167 * ra-conflict.c: Remove the file.
27169 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27171 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27172 (pass_regclass_init): Rename to pass_reginfo_init.
27174 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27176 * toplev.h (flag_ira): Remove.
27178 * caller-save.c (setup_save_areas): Remove flag_ira.
27180 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27182 * global.c: Remove the file.
27184 * opts.c (decode_options): Remove flag_ira.
27186 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27188 * regmove.c: Modify file description.
27189 (find_use_as_address, try_auto_increment): Define them only if
27190 AUTO_INC_DEC is defined.
27191 (replacement_quality, replace_in_call_usage, fixup_match_1,
27192 stable_and_no_regs_but_for_p): Remove.
27193 (reg_set_in_bb): Make it static.
27194 (regmove_optimize): Remove flag_ira and code which worked for
27197 * local-alloc.c: Remove the file.
27199 * common.opt (fira): Remove.
27201 * ira.c: Include except.h.
27202 (eliminable_regset): Move from global.c.
27203 (mark_elimination): Ditto. Remove flag_ira.
27204 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27205 equiv_mem_modified, validate_equiv_mem_from_store,
27206 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27207 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27208 no_equiv, recorded_label_ref): Move from local-alloc.c.
27209 (update_equiv_regs): Ditto. Make it static.
27210 (print_insn_chain, print_insn_chains): Move it from global.c.
27211 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27212 (build_insn_chain): Ditto. Make it static.
27213 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27214 Rename to init_live_subregs.
27215 (gate_ira): Remove flag_ira.
27217 * regclass.c: Rename reginfo.c. Change file description.
27218 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27219 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27220 (init_reg_sets_1): Remove code for evaluation of
27221 reg_class_superclasses and losing_caller_save_reg_set.
27222 (init_regs): Remove init_reg_autoinc.
27223 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27224 ok_for_base_p_nonstrict): Remove.
27225 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27226 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27227 corresponding entries.
27228 (dump_regclass, record_operand_costs, scan_one_insn,
27229 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27230 record_address_regs, auto_inc_dec_reg_p): Remove.
27231 (gt-regclass.h): Rename to gt-reginfo.h.
27233 * rtl.h (dump_global_regs, retry_global_alloc,
27234 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27236 * Makefile.in (RA_H): Remove.
27237 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27238 Rename regclass.o to reginfo.o.
27239 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27241 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27242 (GTFILES): Rename regclass.c to reginfo.c.
27244 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27245 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27247 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27248 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27250 (finish_spills): Ditto. Remove code for !flag_ira.
27252 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27254 PR middle-end/35854
27255 * doc/invoke.texi (rtl debug options): Complete rewrite.
27256 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27258 * mode-switching.c (pass_mode_switching): Rename pass from
27259 "mode-sw" to "mode_sw".
27260 * except.c (pass_convert_to_eh_ranges): Rename pass from
27261 "eh-ranges" to "eh_ranges".
27262 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27266 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27267 Alexander Monakov <amonakov@ispras.ru>
27269 PR middle-end/38857
27270 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27272 (move_exprs_to_boundary): Change return type and pass through
27273 should_move from move_op. Relax assert. Update usage ...
27274 (schedule_expr_on_boundary): ... here. Use should_move instead of
27276 (move_op_orig_expr_found): Indicate that insn was disconnected from
27278 (code_motion_process_successors): Do not call after_merge_succs
27279 callback if original expression was not found when traversing any of
27281 (code_motion_path_driver): Change return type. Update prototype.
27282 (move_op): Update comment. Add a new parameter (should_move). Update
27283 prototype. Set *should_move based on indication provided by
27284 move_op_orig_expr_found.
27286 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27288 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27289 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27290 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27291 * config/rs6000/rs6000.c (rs6000_override_options): Default
27292 avoid-indexed-addresses on for Power6, off for everything else.
27293 (avoiding_indexed_address_p): New function.
27294 (rs6000_legitimize_address): Use it.
27295 (rs6000_legitimate_address): Likewise.
27296 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27298 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27300 PR tree-optimization/38997
27301 * tree-loop-distribution.c (generate_memset_zero): Use
27302 POINTER_PLUS_EXPR for a pointer addition.
27304 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27306 * config/s390/s390.md (bswap<mode>2): New pattern added.
27308 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27310 * config/s390/s390.md (*tls_load_31): Added type attribute.
27312 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27314 * config/s390/s390.md: Fix a few comments.
27316 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27318 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27319 (*tm<mode>_full): Fixed z10prop attribute.
27320 (*tst<mode>_extimm): Fixed z10prop attribute.
27321 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27322 (*tstqiCCT_cconly): Fixed z10prop attribute.
27323 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27324 (*movsi_larl): Fixed z10prop attribute.
27325 (*movsi_zarch): Fixed z10prop attribute.
27326 (*movsi_eas): Fixed z10prop attribute.
27327 (*movhi): Fixed z10prop attribute.
27328 (*movqi): Fixed z10prop attribute.
27329 (*movstrictqi): Fixed z10prop attribute.
27330 (*mov<mode>): Fixed z10prop attribute.
27331 (*movcc): Fixed z10prop attribute.
27332 (*sethighpartdi_64): Fixed z10prop attribute.
27333 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27334 (*negdi2_sign_cc): Fixed z10prop attribute.
27335 (*negdi2_sign): Fixed z10prop attribute.
27336 (*absdi2_sign_cc): Fixed z10prop attribute.
27337 (*absdi2_sign): Fixed z10prop attribute.
27338 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27339 (*negabsdi2_sign): Fixed z10prop attribute.
27340 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27341 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27342 (doloop_si64): Fixed z10prop attribute.
27343 (doloop_si31): Fixed z10prop attribute.
27344 (doloop_long): Fixed z10prop attribute.
27345 (indirect_jump): Fixed z10prop attribute.
27346 (nop): Fixed z10prop attribute.
27347 (main_base_64): Fixed z10prop attribute.
27348 (reload_base_64): Fixed z10prop attribute.
27350 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27352 PR rtl-optimization/38740
27353 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27355 * config/mips/mips.c (mips_reorg): Likewise.
27357 2009-01-28 Richard Guenther <rguenther@suse.de>
27359 PR tree-optimization/38926
27360 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27361 with the correct value id to a value.
27362 (do_regular_insertion): Use the value number of edoubleprime
27363 for the value number of the expr.
27366 2008-08-21 Richard Guenther <rguenther@suse.de>
27368 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27369 a PHI ask VN if it is already available.
27370 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27371 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27373 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27375 PR middle-end/38934
27376 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27377 set to varying whenever max has TREE_OVERFLOW set, similarly
27378 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27380 2009-01-28 Richard Guenther <rguenther@suse.de>
27382 PR middle-end/38908
27383 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27384 uninitialized aggregate uses in call arguments.
27386 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27388 PR tree-optimization/38984
27389 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27390 the nothing_id variable if -fno-delete-null-pointer-checks.
27392 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27395 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27396 (set_got_offset_rex64): Ditto.
27398 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27401 * doc/extend.texi: Improve local variable with asm reg.
27403 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27405 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27406 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27407 was not supplied then set warn_packed_bitfield_compat to the
27408 default value of 1.
27409 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27412 2009-01-27 Richard Guenther <rguenther@suse.de>
27414 PR tree-optimization/38503
27415 * cfgexpand.c (expand_gimple_basic_block): Ignore
27416 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27417 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27418 variables that cannot have TBAA applied.
27419 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27422 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27424 PR middle-end/38969
27425 * calls.c (initialize_argument_information): Do not wrap complex
27426 arguments in SAVE_EXPR.
27428 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27430 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27431 (INSTALL_LIBGCC): Revert typo commit.
27433 2009-01-26 Richard Guenther <rguenther@suse.de>
27435 PR tree-optimization/38745
27436 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27437 from special handling.
27439 2009-01-26 Richard Guenther <rguenther@suse.de>
27441 PR tree-optimization/38745
27442 * tree-ssa.c (execute_update_addresses_taken): Do not include
27443 variables that cannot possibly be a register in not_reg_needs.
27444 Do not clear TREE_ADDRESSABLE on vars that may not become
27446 * tree-ssa.c (update_alias_info_1): Include those in the set
27447 of addressable vars.
27449 2009-01-26 Richard Guenther <rguenther@suse.de>
27451 PR middle-end/38851
27452 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27453 * tree-ssa-dse.c: Include langhooks.h
27454 (execute_simple_dse): Remove stores with zero size.
27456 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27459 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27462 2009-01-24 Julian Brown <julian@codesourcery.com>
27464 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27465 config/arm/linux-atomic.c.
27466 * config/arm/linux-atomic.c: New.
27468 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27470 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27471 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27472 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27474 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27477 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27480 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27482 PR tree-optimization/38953
27483 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27484 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27485 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27486 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27489 2009-01-24 Paul Brook <paul@codesourcery.com>
27491 * config/arm/neon.md (neon_type): Move to arm.md.
27492 (neon_mov<VSTRUCT>): Add neon_type attribute.
27493 * config/arm/arm.md (neon_type): Move to here.
27494 (conds): Add "unconditioal" and use as default for NEON insns.
27496 2009-01-24 Ben Elliston <bje@au.ibm.com>
27498 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27499 void *' warning from -Wc++-compat.
27500 * Makefile.in (dominance.o-warn): Remove.
27502 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27504 PR tree-optimization/38932
27505 * fold-const.c (fold_unary_ignore_overflow): New.
27506 * tree.h (fold_unary_ignore_overflow): Declare.
27507 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27508 * tree-ssa-sccvn.c (visit_reference_op_load,
27509 simplify_unary_expression): Likewise.
27511 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27513 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27514 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27515 regardless of their type.
27516 * c-common.c (handle_packed_attribute): Don't ignore packed on
27518 * c.opt (Wpacked-bitfield-compat): New warning option.
27519 * stor-layout.c (place_field): Warn if offset of a field changed.
27520 * doc/extend.texi (packed): Mention the ABI change.
27521 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27522 (Warning Options): Add it to the list.
27524 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27526 * c-opts.c (c_common_post_options): Fix a typo in comments.
27528 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27530 PR middle-end/38615
27531 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27532 variables to static.
27533 * doc/invoke.texi (-fmerge-all-constants): Update description.
27535 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27538 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27539 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27541 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27543 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27545 (LOCAL_ALIGNMENT): Similarly.
27547 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27548 Joseph Myers <joseph@codesourcery.com>
27550 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27551 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27552 * config/arm/arm-tune.md: Regenerate.
27553 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27556 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27558 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27559 version number to five.
27561 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27564 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27565 * c-common.c (set_underlying_type): Likewise.
27566 (is_typedef_decl ): Likewise
27568 (set_underlying_type): Likewise.
27569 (is_typedef_type): Likewise.
27571 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27573 PR middle-end/38587
27574 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27577 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27580 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27581 (LIBGCC_SPEC): Don't define.
27582 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27584 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27586 PR rtl-optimization/38879
27587 * alias.c (base_alias_check): Unaligned access via AND address can
27588 alias all surrounding object types except those with sizes equal
27589 or wider than the size of unaligned access.
27591 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27594 * c-decl.c (clone_underlying_type): Move this ...
27595 * c-common.c (set_underlying_type): ... here.
27596 Also, make sure the function properly sets TYPE_STUB_DECL() on
27597 the newly created typedef variant type.
27598 (is_typedef_decl ): New entry point.
27599 * tree.h: Added a new member member_types_needing_access_check to
27600 struct tree_decl_non_common.
27601 (set_underlying_type): New entry point.
27602 (is_typedef_type): Likewise.
27604 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27606 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27607 Check whether two instructions have memory references that
27608 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27609 are helper functions for traversing.
27610 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27611 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27612 not to draw dependency edge for instructions with non-conflicting
27615 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27618 * longlong.h: Update copyright years. Use soft-fp license notice.
27619 Sync __clz_tab declaration with glibc.
27621 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27624 * doc/extend.texi (syscall_linkage): New.
27625 (version_id): Modify.
27627 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27628 Richard Guenther <rguenther@suse.de>
27630 PR tree-optimization/38747
27631 PR tree-optimization/38748
27632 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27633 conversion if the base address is an indirect reference and the
27634 aliasing sets could cause issues.
27636 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27638 * common.opt (fgraphite, fgraphite-identity): Add comment for
27639 explaining why these options are not documented.
27641 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27643 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27644 gimple_call_lhs is NULL.
27646 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27649 * emit-rtl.c (adjust_address_1): Make sure memref is never
27652 2009-01-20 Ben Elliston <bje@au.ibm.com>
27654 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27655 const qualifier from arg parameter. Remove unnecessary cast to char *.
27656 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27657 const qualifier from arg 2.
27659 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27661 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27663 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27666 * rtl.h (reinit_regs): New prototype.
27667 * regclass.c: Include ira.h.
27668 (reinit_regs): New.
27669 * Makefile.in (regclass.o): Add ira.h.
27670 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27672 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27675 * c-common.c (handle_aligned_attribute): Use
27676 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27677 default alignment value.
27679 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27681 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27682 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27684 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27685 __BIGGEST_ALIGNMENT__.
27687 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27689 2009-01-18 Richard Guenther <rguenther@suse.de>
27691 PR tree-optimization/38819
27692 * tree-flow.h (operation_could_trap_helper_p): Declare.
27693 * tree-eh.c (operation_could_trap_helper_p): Export.
27694 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27695 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27696 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27697 are about to insert a possibly trapping instruction and fail
27700 2009-01-18 Andreas Schwab <schwab@suse.de>
27702 * doc/install.texi (Configuration): Remove obsolete paragraph
27703 about use of --with-gnu-ld with --with-gnu-as.
27705 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27707 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27708 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27709 Follow spelling conventions.
27711 2009-01-18 Ben Elliston <bje@au.ibm.com>
27713 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27714 C++ warning about implicit conversion from void * to struct
27716 (bitmap_obstack_free): Likewise for bitmap_element *.
27717 * Makefile.in (bitmap.o-warn): Remove.
27719 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27721 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27723 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27724 Tobias Grosser <tobi.grosser@amd.com>
27726 * graphite.c (graphite_trans_scop_block): Do not block single
27729 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27731 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27732 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27733 test with assertion.
27735 2009-01-16 Richard Guenther <rguenther@suse.de>
27737 PR tree-optimization/38835
27738 PR middle-end/36227
27739 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27740 and INT + PTR -> (INT)(PTR p+ INT) folding.
27741 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27743 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27746 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27747 the subreg from a lowpart subreg if it is also casting the value.
27749 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27750 Tobias Grosser <tobi.grosser@amd.com>
27752 * graphite.c (compare_prefix_loops): New.
27753 (build_scop_canonical_schedules): Rewritten.
27754 (graphite_transform_loops): Move build_scop_canonical_schedules
27755 after build_scop_iteration_domain.
27757 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27758 Tobias Grosser <tobi.grosser@amd.com>
27760 * graphite.c (add_conditions_to_domain): Add the loops to
27761 the dimension of the iteration domain. Do copy the domain
27762 only when it exists.
27763 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27764 (add_conditions_to_constraints): New.
27765 (can_generate_code_stmt, can_generate_code): Removed.
27766 (gloog): Do not call can_generate_code.
27767 (graphite_transform_loops): Call add_conditions_to_constraints
27768 after building the iteration domain.
27770 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27772 PR tree-optimization/38789
27773 * tree-ssa-threadedge.c
27774 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27775 __builtin_constant_p.
27777 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27779 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27780 examined before deleting them.
27782 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27784 * function.c (aggregate_value_p): Correctly extract the function
27785 type from CALL_EXPR_FN lookup.
27787 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27789 * config/picochip/picochip.c (picochip_override_options): Revert
27790 CFI asm flag disable commited previously.
27792 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27793 Tobias Grosser <tobi.grosser@amd.com>
27794 Jan Sjodin <jan.sjodin@amd.com>
27796 * graphite.c (scan_tree_for_params): On substractions negate
27797 all the coefficients of the term.
27798 (clast_to_gcc_expression_red): New. Handle reduction expressions
27799 of more than two operands.
27800 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27801 (get_vdef_before_scop): Handle also the case of default definitions.
27803 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27805 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27806 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27807 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27809 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27810 Joey Ye <joey.ye@intel.com>
27812 PR middle-end/37843
27813 * cfgexpand.c (expand_stack_alignment): Don't update stack
27814 boundary nor check incoming stack boundary here.
27815 (gimple_expand_cfg): Update stack boundary and check incoming
27816 stack boundary here.
27818 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27820 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27822 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27824 PR rtl-optimization/38245
27825 * calls.c (expand_call): Add stack arguments to
27826 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27827 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27828 in regs and partially in memory or BLKmode arguments.
27829 (emit_library_call_value_1): Add stack arguments to
27830 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27831 ACCUMULATE_OUTGOING_ARGS).
27832 * dce.c: Include tm_p.h.
27833 (find_call_stack_args): New function.
27834 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27836 (mark_insn): Call find_call_stack_args for CALL_Ps.
27837 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27838 forwards. Allocate and free arg_stores bitmap if needed, pass it
27839 down to deletable_insn_p, don't mark stores set in arg_stores
27840 bitmap, clear the bitmap at the beginning of each bb.
27841 * Makefile.in (dce.o): Depend on $(TM_P_H).
27843 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27846 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27847 to make sure the insn is a conditional test (bug 22599). Reformat a
27850 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27852 PR middle-end/38431
27853 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27854 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27855 (gloog): Do not call cleanup_tree_cfg.
27856 (graphite_transform_loops): Call cleanup_tree_cfg after all
27857 scops have been code generated.
27859 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27860 * doc/gty.texi (Invoking the garbage collector): Added new node
27861 and section documenting ggc_collect.
27863 2009-01-14 Richard Guenther <rguenther@suse.de>
27865 PR tree-optimization/38826
27866 PR middle-end/38477
27867 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27868 initialization notes only if we actually emitted a warning.
27869 (intra_create_variable_infos): Add constraints for a result decl
27870 that is passed by hidden reference.
27871 (build_pred_graph): Mark all related variables non-direct on
27874 2009-01-14 Nick Clifton <nickc@redhat.com>
27876 * ira-conflicts.c: Include addresses.h for the definition of
27878 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27879 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27881 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27884 * Makefile.in (ira-lives.o): Add except.h.
27886 * ira-lives.c: Include except.h.
27887 (process_bb_node_lives): Process can_throw_internal.
27889 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27891 PR rtl-optimization/38774
27892 * combine.c (simplify_set): When undoing cc_use change, don't do
27893 PUT_CODE on the newly created comparison, but instead put back the
27896 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27898 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27899 values. Remove duplicate arm8 entry.
27901 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27903 PR tree-optimization/38786
27904 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27905 the SSA_NAME case of expand_scalar_variables_expr.
27906 Set the type of an expression to the type of its assign statement.
27907 (expand_scalar_variables_expr): Also gather the scalar computation
27908 used to index the memory access. Do not pass loop_p.
27909 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27910 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27911 the gimple_stmt_iterator where it inserts new code.
27912 Do not pass loop_p.
27913 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27914 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27916 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27918 * graphite.h (debug_value): Removed.
27919 * graphite.c (debug_value): Removed.
27921 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27923 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27924 ldrd/strd with two 32-bit instructions.
27926 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27928 * config/arm/arm.c (struct processors): Pass for speed down into
27929 cost helper functions.
27930 (const_ok_for_op): Handle COMPARE and inequality nodes.
27931 (arm_rtx_costs_1): Rewrite.
27932 (arm_size_rtx_costs): Update prototype.
27933 (arm_rtx_costs): Pass speed down to helper functions.
27934 (arm_slowmul_rtx_costs): Rework cost calculations.
27935 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27936 (arm_9e_rtx_costs): Likewise.
27938 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27940 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27941 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27942 (alpha_legitimize_address): Do not split local symbols wider than
27943 UNITS_PER_WORD into HIGH/LO_SUM parts.
27945 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27948 * gcc.c (process_command): Replace call to execvp with calls
27949 to pex_one and exit.
27951 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27954 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27955 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27956 variant for devices with 3-byte PC.
27957 (__tablejump_elpm__): New.
27959 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27962 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27963 offsetof member-designator, handle it as `[0].'.
27965 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27967 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27968 function when not using named sections on targets with named sections
27969 if branch distance is less than 262132.
27971 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27973 * combine.c (combine_instructions): Recompute
27974 optimize_this_for_speed_p for each BB in the main combine loop.
27976 2009-01-12 Tomas Bily <tbily@suse.cz>
27979 * tree-loop-distribution.c (prop_phis): New function.
27980 (generate_builtin): Call prop_phis.
27982 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27984 PR tree-optimization/38807
27985 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27986 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27988 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27990 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27991 subreg of op0 to the original op0.
27993 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27995 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27997 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28000 * mips-tfile.c (parse_def): Fix parsing of def strings
28001 starting with digits.
28003 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28006 * config/arm/arm.c (arm_is_long_call_p): Don't call
28007 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28009 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28011 * regrename.c (regrename_optimize): Fix dumping.
28012 (find_oldest_value_reg): Preserve REG_POINTER.
28013 (copy_hardreg_forward_1): Likewise.
28015 2009-01-09 Diego Novillo <dnovillo@google.com>
28017 * gimple.h (struct gimple_statement_base) <uid>: Document
28018 the restrictions on its use.
28019 (gimple_uid): Tidy.
28020 (gimple_set_uid): Tidy.
28022 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28024 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28025 zero guard even if align_bytes != 0 and count is smaller than
28028 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28030 PR rtl-optimization/38495
28031 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28032 (add_range_and_copies_from_move_list): Print all added ranges.
28033 Add ranges to memory optimized destination.
28035 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28039 * config/i386/i386.c (override_options): Reject
28040 -mstringop-strategy=rep_8byte with -m32.
28041 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28042 to 1. Do count comparison against epilogue_size_needed at compile
28043 time even when count_exp was constant forced into register. For
28044 size_needed don't jump to epilogue, instead just avoid aligning
28045 and invoke the body algorithm. If need_zero_guard, add zero guard
28046 even if count is non-zero, but smaller than size_needed + number of
28047 bytes that could be stored for alignment.
28048 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28049 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28050 but smaller than size_needed + number of bytes that could be stored
28051 for alignment. Compare size_needed with epilogue_size_needed instead
28052 of desired_align - align, don't adjust size_needed, pass
28053 epilogue_size_needed to the epilogue expanders.
28056 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28058 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28060 * pa.c (last_address): Change to unsigned.
28061 (update_total_code_bytes): Change argument to unsigned. Don't
28062 check if insn addresses are set.
28063 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28064 addresses are not set.
28065 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28067 2009-01-09 Nick Clifton <nickc@redhat.com>
28069 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28070 DECL_DECLARED_INLINE_P.
28072 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28074 PR middle-end/38347
28075 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28076 GET_MODE (op0) in operand_subword_force calls.
28078 PR middle-end/38771
28079 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28080 fold_convert arg0 operands to TREE_TYPE (op0) first.
28082 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28084 * params.def (ira-max-conflict-table-size): Decrease default value
28087 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28089 PR tree-optimization/37031
28090 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28092 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28093 allocate it using gc instead of heap, use VEC_quick_push instead of
28095 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28096 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28097 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28098 allocated vector from heap allocated.
28099 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28100 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28101 vector only after perfect_loop_nest_depth call.
28103 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28104 Jan Sjodin <jan.sjodin@amd.com>
28106 PR tree-optimization/38559
28107 * graphite.c (debug_value, copy_constraint,
28108 swap_constraint_variables, scale_constraint_variable, ): New.
28109 (get_lower_bound, get_upper_bound): Removed.
28110 (graphite_trans_bb_strip_mine): Clean up this code that works
28111 only for constant number of iterations. Fully copy upper and
28112 lower bound constraints, not only the constant part of them.
28113 * graphite.h (debug_value): Declared.
28115 2009-01-08 Ira Rosen <irar@il.ibm.com>
28117 PR tree-optimization/37194
28118 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28119 Don't add the cost of cost model guard in prologue to scalar
28120 outside cost in case of known number of iterations.
28122 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28123 Alan Modra <amodra@bigpond.net.au>
28125 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28126 non-word-aligned REG+CONST addressing.
28128 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28131 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28132 free_after_compilation when outputting a thunk.
28133 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28134 Do not call free_after_compilation here.
28136 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28138 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28139 (ix86_valid_target_attribute_inner_p): Ditto.
28141 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28143 PR tree-optimization/38492
28144 PR tree-optimization/38498
28145 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28146 * tree-chrec.h (scev_is_linear_expression): Declared.
28147 * graphite.c (graphite_cannot_represent_loop_niter): New.
28148 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28149 (graphite_loop_normal_form): Use gcc_assert.
28150 (scan_tree_for_params): Use CASE_CONVERT.
28151 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28152 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28153 Use gcc_assert. Discard scops that contain unhandled cases.
28154 (build_scop_conditions): Return a boolean status for unhandled cases.
28155 (strip_mine_profitable_p): Print the loop number, not its depth.
28156 (is_interchange_valid): Pass the depth of the loop nest, don't
28157 recompute it wrongly.
28158 (graphite_trans_bb_block): Same.
28159 (graphite_trans_bb_block): Print tentative of loop blocking.
28160 (graphite_trans_scop_block): Do not print that the loop has been
28162 (graphite_transform_loops): Do not handle scops that contain condition
28165 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28167 AVX Programming Reference (December, 2008)
28168 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28169 (_mm256_stream_pd): Likewise.
28170 (_mm256_stream_ps): Likewise.
28172 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28173 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28174 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28175 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28176 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28177 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28178 (ix86_expand_special_args_builtin): Likewise.
28180 * config/i386/sse.md (AVXMODEDI): New.
28181 (avx_movnt<mode>): Likewise.
28182 (avx_movnt<mode>): Likewise.
28183 (<sse>_movnt<mode>): Remove AVX support.
28184 (sse2_movntv2di): Likewise.
28186 2009-01-07 Richard Guenther <rguenther@suse.de>
28188 PR middle-end/38751
28189 * fold-const.c (extract_muldiv): Remove obsolete comment.
28190 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28191 to PLUS_EXPR canonicalization for the canonicalization.
28193 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28195 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28196 hosted cross-compilers generating less efficient code.
28198 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28200 * function.h (rtl_data): Add a dbr_scheduled_p field.
28201 * reorg.c (dbr_schedule): Set it.
28202 (gate_handle_delay_slots): Check it.
28203 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28204 (mips_reorg): Check flag_delayed_branch instead of
28205 mips_base_delayed_branch.
28206 (mips_override_options): Don't set mips_base_delayed_branch
28207 or flag_delayed_branch.
28209 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28211 PR rtl-optimization/38426.
28212 * ira.c (ira): Set current_function_is_leaf earlier.
28214 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28216 PR rtl-optimization/38722
28217 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28218 too early, only set a flag and modify after last possible
28221 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28224 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28225 * real.c (decimal_single_format): Correct values of emin and emax.
28226 (decimal_double_format): Ditto.
28227 (decimal_quad_format): Ditto.
28228 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28229 computation of DECnn_MIN and DECnn_MAX for corrected values of
28230 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28231 __DECnn_MIN__, and adjust its computation for the corrected value
28234 2009-01-06 Jan Hubicka <jh@suse.cz>
28237 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28239 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28241 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28242 Add Robert Clark to the list of testers.
28244 2009-01-06 Jan Hubicka <jh@suse.cz>
28245 Kai Tietz <kai.tietz@onevision.com>
28247 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28248 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28250 2009-01-06 Jan Hubicka <jh@suse.cz>
28251 Kai Tietz <kai.tietz@onevision.com>
28253 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28255 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28256 (ix86_nsaved_regs): Count only general purpose regs.
28257 (ix86_nsaved_sseregs): New.
28258 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28259 to 16 for w64; compute padding and size of sse reg save area.
28260 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28261 general purpose regs.
28262 (ix86_emit_save_sse_regs_using_mov): New.
28263 (ix86_expand_prologue): Save SSE regs if needed.
28264 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28265 (ix86_emit_restore_sse_regs_using_mov): New.
28266 (ix86_expand_epilogue): Save SSE regs if needed.
28268 2009-01-06 Jan Hubicka <jh@suse.cz>
28269 Kai Tietz <kai.tietz@onevision.com>
28271 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28272 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28273 functions when accumulate outgoing args is off.
28275 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28278 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28279 before using pseudos_have_intersected_live_ranges_p.
28281 * ira-int.h (ira_assert): Always define.
28283 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28285 AVX Programming Reference (December, 2008)
28286 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28287 (_mm256_permute2_pd): Likewise.
28288 (_mm_permute2_ps): Likewise.
28289 (_mm256_permute2_ps): Likewise.
28290 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28291 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28293 * config/i386/i386.c (ix86_builtins): Remove
28294 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28295 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28296 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28297 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28298 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28299 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28300 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28301 __builtin_ia32_vpermil2ps256.
28302 (ix86_init_mmx_sse_builtins): Updated.
28303 (ix86_expand_args_builtin): Likewise.
28305 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28307 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28308 long absolute calls when generating PA 2.0 code.
28310 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28312 PR rtl-optimization/38583
28313 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28315 * params.def (ira-max-conflict-table-size): New.
28317 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28319 * ira.h (ira_conflicts_p): New external definition.
28321 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28322 table. Report this. Return result of building.
28323 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28324 building conflict table.
28326 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28327 (ira_color): Use ira_conflicts_p.
28329 * global.c: Include ira.h.
28330 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28333 * Makefile.in (global.o): Add ira.h.
28335 * ira-build.c (mark_all_loops_for_removal,
28336 propagate_some_info_from_allocno): New.
28337 (remove_unnecessary_allocnos): Call
28338 propagate_some_info_from_allocno.
28339 (remove_low_level_allocnos): New.
28340 (remove_unnecessary_regions): Add parameter. Call
28341 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28342 parameter to remove_unnecessary_regions.
28343 (ira_build): Remove all regions but root if the conflict table was
28344 not built. Update conflict hard regs for allocnos crossing calls.
28346 * ira.c (ira_conflicts_p): New global.
28347 (ira): Define and use ira_conflicts_p.
28349 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28350 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28351 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28353 2009-01-06 Ben Elliston <bje@au.ibm.com>
28355 * gengtype-lex.l (YY_NO_INPUT): Define.
28357 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28360 * c-common.c (handle_vector_size_attribute): Also reject
28361 BOOLEAN_TYPE types.
28363 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28365 PR tree-optimization/38492
28366 * graphite.c (rename_map_elt, debug_rename_elt,
28367 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28368 rename_map_elt_info, eq_rename_map_elts,
28369 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28370 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28371 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28372 (sese_build_livein_liveouts): New.
28373 (new_sese, free_sese): New.
28374 (new_scop): Call new_sese.
28375 (free_scop): Call free_sese.
28376 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28377 (register_old_new_names): Renamed register_old_and_new_names.
28378 (register_scop_liveout_renames, add_loop_exit_phis,
28379 insert_loop_close_phis, struct igp,
28380 default_liveout_before_guard, add_guard_exit_phis,
28381 insert_guard_phis, copy_renames): New.
28382 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28383 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28384 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28385 (scop_adjust_phis_for_liveouts): New.
28386 (gloog): Call scop_adjust_phis_for_liveouts.
28388 * graphite.h (struct sese): Documented. Added fields liveout,
28389 num_ver and livein.
28390 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28391 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28392 (struct scop): Added field liveout_renames.
28393 (SCOP_LIVEOUT_RENAMES): New.
28395 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28397 PR tree-optimization/38510
28398 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28399 (translate_clast): Call recompute_all_dominators before
28401 (gloog): Call recompute_all_dominators before graphite_verify.
28403 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28404 Jan Sjodin <jan.sjodin@amd.com>
28406 PR tree-optimization/38500
28407 * graphite.c (create_sese_edges): Call fix_loop_structure after
28410 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28412 * config.gcc: Add m32r*-*-rtems*.
28413 * config/m32r/rtems.h: New file.
28415 2009-01-05 Ben Elliston <bje@au.ibm.com>
28417 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28418 (.po.pox): Likewise.
28419 (po/gcc.pot): Likewise.
28421 2009-01-04 David S. Miller <davem@davemloft.net>
28423 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28424 (STARTING_FRAME_OFFSET): Always set to zero.
28426 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28428 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28429 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28430 fixed-point types, and vectors of the same.
28432 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28434 * config/mips/sync.md (*mb_barrier): Rename to...
28435 (*memory_barrier): ...this.
28437 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28439 * doc/extend.texi (Function Attributes): Move @cindex after @item
28440 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28441 and put in alphabetical order. Fix 'target' name and put in order.
28442 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28445 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28447 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28448 (memory_barrier): Expand as unspec instead of unspec_volatile.
28449 Remove mem:BLK from insn operands. Use Pmode scratch register.
28450 (*memory_barrier): Define as unspec instead of unspec_volatile.
28451 Use (match_dup 0) as input operand.
28453 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28454 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28455 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28456 scratch register. Remove operand 1.
28457 (*stbar): Define as unspec instead of unspec_volatile.
28458 Use (match_dup 0) as input operand, remove (const_int 8).
28459 (*membar): Define as unspec instead of unspec_volatile.
28460 Use (match_dup 0) as input operand, remove input operand 2.
28462 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28463 (memory_barrier): Expand as unspec instead of unspec_volatile.
28464 Remove mem:BLK from insn operands. Use Pmode scratch register.
28465 (*memory_barrier): Define as unspec instead of unspec_volatile.
28466 Use (match_dup 0) as input operand.
28468 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28469 Remove mem:BLK from insn operands. Use Pmode scratch register.
28470 Set volatile flag on operand 0.
28471 (*memory_barrier): New insn pattern.
28473 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28475 (*memory_barrier): Use (match_dup 0) as input operand.
28477 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28478 Remove mem:BLK from insn operands. Use Pmode scratch register.
28479 Set volatile flag on operand 0.
28480 (*mb_internal): New insn pattern.
28482 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28484 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28486 PR middle-end/38586
28487 * function.c (struct temp_slot): Move to the section of the file
28488 that deals with temp slots. Remove field 'address'.
28489 (temp_slot_address_table): New hash table of address -> temp slot.
28490 (struct temp_slot_address_entry): New struct, items for the table.
28491 (temp_slot_address_compute_hash, temp_slot_address_hash,
28492 temp_slot_address_eq, insert_temp_slot_address): Support functions
28494 (find_temp_slot_from_address): Rewrite to use the new hash table.
28495 (remove_unused_temp_slot_addresses): Remove addresses of temp
28496 slots that have been made available.
28497 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28498 worker function for remove_unused_temp_slot_addresses.
28499 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28500 Add the temp slot address to the address -> temp slot map.
28501 (update_temp_slot_address): Update via insert_temp_slot_address.
28502 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28503 (pop_temp_slots): Likewise.
28504 (init_temp_slots): Allocate the address -> temp slot map, or empty
28505 the map if it is already allocated.
28506 (prepare_function_start): Initialize temp slot processing.
28508 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28510 PR middle-end/38584
28511 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28512 Calculate the size of all stack vars assuming no packing of stack
28513 vars will happen, replacing a quadratic algorithm with a linear one.
28515 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28518 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28521 2009-01-03 Diego Novillo <dnovillo@google.com>
28523 * doc/contrib.texi: Update contributions.
28525 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28528 * builtins.c (fold_builtin_memory_op): Give up if either operand
28529 is volatile. Set srctype or desttype to non-qualified version
28533 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28534 and FUNCTION_DECLs.
28536 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28538 PR rtl-optimization/35805
28539 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28540 problem if fast dce is able to remove any instructions.
28541 * dce.c (dce_process_block): Fix dump message.
28543 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28546 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28548 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28550 PR middle-end/38690
28551 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28552 * tree-pretty-print.c (op_code_prio): New function.
28553 (op_prio): No longer static. Use op_code_prio.
28554 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28555 Use op_prio and op_code_prio to determine if () should be
28556 printed around operand(s) or not.
28558 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28559 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28560 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28561 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28562 pp_character instead of pp_string for single letter printing.
28564 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28566 * doc/extend.texi: Fix '#pragma GCC option' typo.
28568 2009-01-02 Richard Guenther <rguenther@suse.de>
28570 * doc/install.texi (--enable-checking): Mention different
28571 default for stage1.
28572 (--enable-stage1-checking): Document.
28574 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28576 PR middle-end/30142
28577 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28578 case to be an error.
28580 2009-01-02 Ben Elliston <bje@au.ibm.com>
28582 * config/fp-bit.h (pack_d): Constify argument.
28583 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28584 (isnan): Constify argument.
28586 (iszero): Likewise.
28587 (pack_d): Likewise.
28588 (_fpadd_parts): Constify return type.
28589 (_fpmul_parts): Likewise.
28590 (_fpdiv_parts): Likewise.
28592 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28595 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28596 warn about overwriting initializer with side-effects or
28597 -Woverride-init if !IMPLICIT.
28598 (output_init_element): Likewise. Pass IMPLICIT down to
28600 (process_init_element): Add IMPLICIT argument. Pass it down
28601 to output_init_element.
28602 (push_init_element, pop_init_level, set_designator): Adjust
28603 process_init_element callers.
28604 (set_nonincremental_init, set_nonincremental_init_from_string):
28605 Adjust add_pending_init callers.
28606 (output_pending_init_elements): Adjust output_init_element callers.
28607 * c-tree.h (process_init_element): Adjust prototype.
28608 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28609 process_init_element callers.
28612 Copyright (C) 2009 Free Software Foundation, Inc.
28614 Copying and distribution of this file, with or without modification,
28615 are permitted in any medium without royalty provided the copyright
28616 notice and this notice are preserved.