1 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
6 (maybe_register_def): Likewise. Take stmt iterator.
7 (rewrite_update_stmt): Take stmt iterator and pass it on.
8 (rewrite_update_enter_block): Pass stmt iterator.
10 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
13 (spu_builtin_decl): New function.
15 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
17 * config/i386/i386.md (SWIM): New mode iterator.
18 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
19 using SWIM mode iterator.
20 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
21 patterns using SWI48 mode iterator.
22 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
23 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
24 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
25 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
26 patterns using SWI248 mode iterator.
27 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
28 gen_x86_movdicc_0_m1_rex64 for renamed function
30 2009-10-11 Jose Ruiz <ruiz@adacore.com>
31 Eric Botcazou <ebotcazou@adacore.com>
34 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
35 * config/sparc/sol2-unwind.h: New file.
37 2009-10-11 Olivier Hainque <hainque@adacore.com>
38 Eric Botcazou <ebotcazou@adacore.com>
41 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
42 * config/i386/sol2-unwind.h: New file.
44 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
47 * config/i386/i386.md (addsi_1_zext): Get the proper second
50 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
52 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
53 all OLD_RTXes, not just REGs. Use copy_rtx to create the
56 2009-10-11 Richard Guenther <rguenther@suse.de>
58 * gimple.c (iterative_hash_type_name): Do not handle special
61 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
63 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
64 (*setcc_si_1_and): Ditto.
65 (*setcc_si_1_movzbl): Ditto.
66 (*setcc_<mode>_2): Ditto.
67 (*setcc_qi): Rename from *setcc_1.
68 (*setcc_qi_slp): Rename from *setcc_2.
70 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
71 (*zero_extendqisi2_movzbw_and splitter): Ditto.
73 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
74 "if" condition, there is already assert with reload_completed present.
76 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
78 * plugin.c (try_init_one_plugin): Improve constness of variable err.
80 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
82 * doc/install.texi (Final install): Refer to
83 http://gcc.gnu.org/bugs/ for bug reporting.
85 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
87 * configure.ac: Add test for dci instruction.
88 * configure: Regenerate.
89 * config.in: Likewise.
90 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
91 * doc/invoke.texi: Add cpu_type 476 and 476fp.
92 (-mmulhw): Add 476 to description.
94 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
95 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
96 (processor_target_table): Add 476 and 476fp entries.
97 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
98 (rs6000_issue_rate): Add CPU_PPC476.
99 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
100 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
101 (processor_type): Add PROCESSOR_PPC476.
102 (EXTRA_SPECS): Add asm_cpu_476 string.
103 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
104 (define_attr "cpu"): Add ppc476.
106 Update comments for 476.
107 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
108 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
109 Update copyright year.
110 * config/rs6000/476.md: New file.
111 * config/rs6000/40x.md: Add description for "isel" attribute.
112 Update copyright year.
113 * config/rs6000/440.md: Likewise.
114 * config/rs6000/603.md: Likewise.
115 * config/rs6000/6xx.md: Likewise.
116 * config/rs6000/7450.md: Likewise.
117 * config/rs6000/7xx.md: Likewise.
118 * config/rs6000/8540.md: Likewise.
119 * config/rs6000/cell.md: Likewise.
120 * config/rs6000/e300c2c3.md: Likewise.
121 * config/rs6000/e500mc.md: Likewise.
122 * config/rs6000/mpc.md: Likewise.
123 * config/rs6000/power4.md: Likewise.
124 * config/rs6000/power5.md: Likewise.
125 * config/rs6000/power6.md: Likewise.
126 * config/rs6000/power7.md: Likewise.
127 * config/rs6000/rios1.md: Likewise.
128 * config/rs6000/rios2.md: Likewise.
129 * config/rs6000/rs64.md: Likewise.
131 2009-10-10 Richard Guenther <rguenther@suse.de>
133 PR tree-optimization/41654
134 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
135 a cond expr before calling gimple_cond_set_condition_from_tree.
136 (ifcombine_iforif): Likewise.
138 2009-10-09 Ian Lance Taylor <iant@google.com>
140 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
141 * configure: Rebuild.
143 2009-10-09 Neil Vachharajani <nvachhar@google.com>
145 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
148 2009-10-09 Richard Guenther <rguenther@suse.de>
151 * target-def.h (TARGET_BUILTIN_DECL): Define.
152 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
153 * target.h (struct gcc_target): Add builtin_decl target hook.
154 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
155 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
157 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
159 (lto_output_builtin_tree): Sorry if the target does not support
160 streaming target builtins.
161 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
162 (rs6000_builtin_decl): New function.
163 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
164 (ix86_builtin_decl): New function.
166 2009-10-09 Jakub Jelinek <jakub@redhat.com>
168 PR preprocessor/41445
169 * c-ppoutput.c (do_line_change): New function.
170 (cb_line_change): Use it.
171 (scan_translation_unit): Call do_line_change if
172 avoid_paste or PREV_WHITE and token location is on a different line
176 * dwarf2out.c (dwarf2out_init): Test whether
177 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
180 PR rtl-optimization/41646
181 * calls.c (expand_call): For BLKmode types returned in registers
182 avoid likely spilled hard regs in copy_blkmode_from_reg generated
185 2009-10-09 Richard Guenther <rguenther@suse.de>
187 PR tree-optimization/41634
188 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
189 we remove the correct elements.
190 (optimize_stmt): Make sure to update stmt operands before
191 optimizing redundancies.
193 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
195 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
197 2009-10-09 Richard Guenther <rguenther@suse.de>
200 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
202 (lto_wrapper_exit): New function.
204 (fatal_perror): Likewise.
205 (fork_execute): Use global args_name, do not free it.
206 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
207 * lto-streamer.h: Remove duplicate prototypes.
209 2009-10-09 Richard Guenther <rguenther@suse.de>
211 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
212 before calling stmt_can_throw_external.
214 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
216 PR tree-optimization/40071
217 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
218 pointer if the original data reference doesn't conflict with the
219 created vector data reference. Fix long line.
221 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
223 * config/i386/i386.md (any_div): New code iterator.
224 (u): Handle div and udiv.
226 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
228 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
229 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
230 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
231 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
233 2009-10-08 Joseph Myers <joseph@codesourcery.com>
235 * gcc.c (main): Remove trailing "." from diagnostics.
237 2009-10-08 Cary Coutant <ccoutant@google.com>
239 Add support for debugging with ICF (Identical Code Folding).
240 * calls.c (debug.h): New #include.
241 (emit_call_1): Call virtual_call_token debug hook.
242 * common.opt (-fenable-icf-debug): New option.
243 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
244 locations in the source).
245 (poc_label_num): New variable.
246 (dcall_entry, vcall_entry): New typedefs.
247 (dcall_table, vcall_table): New variables.
248 (struct vcall_insn): New type.
249 (vcall_insn_table): New variable.
250 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
251 (size_of_dcall_table): New function.
252 (output_dcall_table): New function.
253 (size_of_vcall_table): New function.
254 (output_vcall_table): New function.
255 (dwarf2out_direct_call): New function.
256 (vcall_insn_table_hash): New function.
257 (vcall_insn_table_eq): New function.
258 (dwarf2out_virtual_call_token): New function.
259 (dwarf2out_virtual_call): New function.
260 (dwarf2out_init): Allocate new tables and sections.
261 (prune_unused_types): Mark DIEs referenced from direct call table.
262 (dwarf2out_finish): Output direct and virtual call tables.
263 * final.c (final_scan_insn): Call direct_call and virtual_call
265 * debug.h (struct gcc_debug_hooks): Add direct_call,
266 virtual_call_token, virtual_call hooks.
267 (debug_nothing_uid): New function.
268 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
269 (debug_nothing_uid): New function.
270 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
271 (xcoff_debug_hooks): Likewise.
272 * sdbout.c (sdb_debug_hooks): Likewise.
273 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
274 * doc/invoke.texi (-fenable-icf-debug): New option.
276 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
279 * regmove.c (regmove_backward_pass): Replace src with dst in the
280 debug insn, and check for dst before rather than after.
282 2009-10-08 Janis Johnson <janis187@us.ibm.com>
284 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
285 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
287 2009-10-08 Jan Hubicka <jh@suse.cz>
290 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
291 do not mark cgraph nodes as needed.
292 (record_references_in_initializer): Add new only_vars parameter.
293 * cgraph.h (record_references_in_initializer): New parameter.
294 * varasm.c (assemble_variable): Update call.
295 * varpool.c (varpool_analyze_pending_decls): Always look for
298 2009-10-08 Anatoly Sokolov <aesok@post.ru>
300 * config/avr/avr.c (last_insn_address) Remove variable.
301 (expand_prologue): Don't initialise last_insn_address variable.
302 (final_prescan_insn): Don't output insn size.
303 * config/avr/avr.opt (msize): Remove switch.
304 * doc/invoke.texi (AVR Options): Remove documentation of -msize
307 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
309 * combine.c (label_tick_ebb_start): Fix comment.
310 (combine_instructions): Set label_tick and label_tick_ebb_start before
311 calling setup_incoming_promotions. Start them from 1. Increment
312 label_tick instead of deriving it from the BB index. Rather than
313 comparing ticks use the block from the previous iteration to decide
314 whether to start a new EBB. Remove empty lines before function.
316 2009-10-08 Michael Matz <matz@suse.de>
319 * builtins.c (fold_builtin_isascii): Use fold_build2.
320 (fold_builtin_isdigit): Ditto.
321 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
322 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
323 remove_useless_stmts_cond, remove_useless_stmts_tf,
324 remove_useless_stmts_tc, remove_useless_stmts_bind,
325 remove_useless_stmts_goto, remove_useless_stmts_label,
326 remove_useless_stmts_1, remove_useless_stmts,
327 pass_remove_useless_stmts): Remove.
328 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
329 * passes.c (init_optimization_passes): Don't add
330 pass_remove_useless_stmts.
331 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
332 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
334 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
335 for static constants.
336 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
337 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
339 2009-10-08 Richard Guenther <rguenther@suse.de>
341 * gimple.c (free_gimple_type_tables): New function.
342 * gimple.h (free_gimple_type_tables): Declare.
344 2009-10-07 Mark Heffernan <meheff@google.com>
346 * ipa-prop.c (ipa_print_node_params) Only print
347 names of named arguments.
349 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
351 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
352 being statically linked.
354 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
356 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
358 2009-10-08 Jan Hubicka <jh@suse.cz>
361 * ipa.c (cgraph_externally_visible_p,
362 function_and_variable_visibility,
363 whole_program_function_and_variable_visibility): Skip non-finalized
366 2009-10-08 Nick Clifton <nickc@redhat.com>
368 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
371 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
374 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
376 2009-10-07 Joseph Myers <joseph@codesourcery.com>
379 * c-common.c (c_fully_fold_internal): Strip nops from the result
380 of recursive calls to c_fully_fold_internal.
381 (c_wrap_maybe_const): New.
382 (c_save_expr): Use c_wrap_maybe_const.
383 * c-common.h (c_wrap_maybe_const): Declare.
384 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
385 build_binary_op): Use c_wrap_maybe_const.
387 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
389 * real.c: Fix comment to reflect actual exponent size.
391 2009-10-08 Ben Elliston <bje@au.ibm.com>
393 * config/rs6000/a2.md: Add FSF comment header.
395 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
397 * config/i386/i386.md (any_extend): New code iterator.
398 (u, s): New code attributes.
400 (DWIH): Rewrite as code iterator for SI and DI modes.
401 (DWI): Rewrite as mode attribute.
402 (dwi): New mode attribute.
403 (di): Depend on SI mode and DI mode.
404 (doubleint_general_operand): Remove mode attribute.
406 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
409 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
410 (*sub<mode>3_doubleword): Ditto.
412 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
413 using SWIM248 mode iterator.
414 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
415 using SWI48 mode iterator.
416 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
417 patterns using DWIH mode iterator and any_extend code iterator.
418 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
419 using any_extend code iterator.
420 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
421 patterns using DWIH mode iterator and any_extend code iterator.
422 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
423 using any_extend code iterator.
424 (<s>mul<mode>3_highpart): Macroize expander from
425 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
426 and any_extend code iterator.
427 (*<s>muldi3_highpart_1): Macroize insn from
428 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
429 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
430 patterns using any_extend code iterator.
431 (*<s>mulsi3_highpart_zext): Macroize insn from
432 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
434 2009-10-07 Jakub Jelinek <jakub@redhat.com>
436 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
437 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
438 refering to a DIE with DW_AT_const_value.
440 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
443 * ira-lives.c (check_and_make_def_conflict): Process all operands.
445 2009-10-06 Jan Hubicka <jh@suse.cz>
447 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
450 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
452 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
453 *lea_2_rex64): Move before *add<mode>_1 pattern.
455 2009-10-07 Jan Hubicka <jh@suse.cz>
457 * collect2.c (main): Add -fno-whole-program.
458 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
460 2009-10-07 Jan Hubicka <jh@suse.cz>
462 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
463 has no address taken.
464 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
466 (cgraph_clone_node): Clear externally_visible flag for clones.
467 * cgraph.h (cgraph_only_called_directly_p,
468 cgraph_can_remove_if_no_direct_calls_p): New predicates.
469 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
470 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
471 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
472 ipcp_insert_stage): Likwise.
473 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
474 externally_visible flag.
475 (verify_cgraph_node): Verify that inline clones look right.
476 (process_function_and_variable_attributes): Do not set
477 externally_visible flags.
478 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
480 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
482 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
483 clear externally_visible when turning into inline clones
484 (cgraph_mark_inline_edge): Use new predicates.
485 (cgraph_estimate_growth): Likewise.
486 (cgraph_decide_inlining): Likewise.
487 * ipa.c (cgraph_postorder): Likewise.
488 (cgraph_remove_unreachable_nodes): Likewise; sanity check
489 that inline clones are not needed.
490 (cgraph_externally_visible_p): New predicate.
491 (function_and_variable_visibility): Add whole_program parameter;
492 always set externally_visible flag; handle COMDAT function
494 (local_function_and_variable_visibility): New function.
495 (gate_whole_program_function_and_variable_visibility): New function.
496 (whole_program_function_and_variable_visibility): New function.
497 (pass_ipa_whole_program_visibility): New function.
498 * passes.c (init_optimization_passes): Add whole program visibility
500 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
501 not care about needed/reachable flags.
502 * varpool.c: Include flags.h
503 (decide_is_variable_needed): When doing LTO assume whole-program mode.
504 (varpool_finalize_decl): When we are in LTO read-back, all variables
506 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
508 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
510 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
513 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
515 * config.gcc: Don't include the makefile fragments intended for
517 * config/s390/fixdfdi.h: File removed.
518 * config/s390/libgcc-glibc.ver: File removed.
519 * config/s390/s390.h: Remove the fixdfdi.h hack.
520 * config/s390/t-crtstuff: File moved to libgcc dir.
521 * config/s390/t-linux: Likewise.
522 * config/s390/t-tpf: libgcc specific parts removed.
523 * config/s390/t-linux64: Likewise.
525 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
527 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
528 (lto-compress.o): Likewise.
530 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
533 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
534 dllexport to class members here.
535 (i386_pe_determine_dllimport_p): Only check static class data for
537 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
538 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
539 functions for vague linkage.
540 (i386_pe_type_dllexport_p): Fix formatting.
541 (maybe_add_dllexport) New function.
542 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
545 2009-10-07 Ben Elliston <bje@au.ibm.com>
547 * config/rs6000/a2.md: Remove duplicated lines.
549 2009-10-07 Ben Elliston <bje@au.ibm.com>
551 * config.gcc (powerpc*-*-*): Handle a2.
552 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
553 * config/rs6000/a2.md: New file.
554 * config/rs6000/rs6000.opt (mno-update): New.
555 (mupdate): Return to using a mask, not a var.
556 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
557 (enum processor_type): Add PROCESSOR_PPCA2.
558 * config/rs6000/rs6000.c (ppca2_cost): New costs.
559 (rs6000_override_options): Add "a2" to processor_target_table.
560 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
561 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
563 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
565 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
566 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
567 reference to nonexistent gen_truncxfxf2 function.
569 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
571 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
572 (DWIH, g, di, doubleint_general_operand): New mode attributes.
573 (general_operand): Handle TI mode.
574 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
575 using SDWIM mode iterator.
576 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
577 pattern from *add{di,ti}3_1 patterns and corresponding splitters
578 using DWI mode iterator.
579 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
580 patterns using SWI mode iterator.
581 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
582 using SWI48 mode iterator.
583 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
584 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
585 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
586 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
587 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
588 using SDWIM mode iterator.
589 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
590 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
591 using DWI mode iterator.
592 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
593 patterns using SWI mode iterator.
594 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
595 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
596 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
597 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
598 patterns using plusminus code iterator.
599 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
600 sub<mode>3 patterns using plusminus code iterator.
601 * config/i386/i386.c (override_options): Update the call to
602 gen_subdi_carry_rex64 for renamed function.
603 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
604 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
605 calls to instruction expanders.
607 2009-10-06 Martin Jambor <mjambor@suse.cz>
610 * opts.c (decode_options): Run IPA-SRA at -O2.
612 2009-10-06 Richard Guenther <rguenther@suse.de>
614 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
616 2009-10-06 Tobias Burnus <burnus@net-b.de>
619 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
620 -flto and -fwhole-program flags can be combined.
622 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
625 * gcc.c (process_command): Check that -o argument was specified.
627 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
629 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
631 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
633 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
634 * doc/invoke.texi (Warning Options): Annotate allowed languages
635 for -Wunsuffixed-float-constants.
637 2009-10-05 Jakub Jelinek <jakub@redhat.com>
639 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
640 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
641 same name and isn't the main variant.
644 * dwarf2out.c (loc_by_reference): Removed.
645 (dw_loc_list_1): New function.
646 (dw_loc_list): Remove toplev argument, add want_address argument.
647 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
648 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
649 want_address == 2 to dw_loc_list. For successful dw_loc_list
650 set have_address to 1 only if want_address is not 0.
652 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
654 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
655 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
656 a code block followed by two pointers.
657 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
658 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
659 (MIPS_MOVE): Likewise.
660 (MIPS_LUI): Likewise.
662 (MIPS_BAL): Likewise.
663 (MIPS_NOP): Likewise.
664 (mips_asm_trampoline_template): Delete.
665 (mips_trampoline_code_size): New function.
666 (mips_trampoline_init): Add shorter sequences for all cases
667 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
668 Calculate the opcodes directly, rather than copying from a template.
669 Only flush the code part of the trampoline.
670 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
672 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
674 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
675 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
676 (INCOMING_RETURN_ADDR_RTX): Likewise.
677 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
679 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
680 with RETURN_ADDR_REGNUM.
681 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
682 * config/mips/mips.c (mips16_build_call_stub): Replace
683 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
684 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
685 (mips_print_operand_punctuation): Likewise.
686 (mips_frame_set): Likewise.
687 (mips16e_output_save_restore): Likewise.
688 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
689 (mips_save_reg_p): Likewise.
690 (mips_return_addr): Likewise.
691 (mips_set_return_address): Likewise.
692 (mips_direct_save_slot_move_p): Likewise.
693 (mips_output_function_prologue): Likewise.
694 (mips_restore_reg): Likewise.
695 (mips_expand_epilogue): Likewise.
696 (mips_epilogue_uses): Likewise.
697 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
698 (*mov<mode>_ra): Use it instead of a hard-coded 31.
699 (clear_hazard_<mode>): Likewise.
700 (call_internal): Likewise.
701 (call_internal_direct): Likewise.
702 (call_direct_split): Likewise.
703 (call_value_internal): Likewise.
704 (call_value_split): Likewise.
705 (call_value_internal_direct): Likewise.
706 (call_value_direct_split): Likewise.
707 (call_value_multiple_internal): Likewise.
708 (call_value_multiple_split): Likewise.
710 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
711 Jakub Jelinek <jakub@redhat.com>
713 PR rtl-optimization/41511
714 * combine.c (record_value_for_reg): Pass explicit values as argument
715 to get_last_value_validate.
716 (get_last_value_validate): Document INSN parameter.
717 For non-readonly MEMs, assume they might have been modified if INSN
718 was in another basic block.
719 (get_last_value): Minor reformatting.
721 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
724 * final.c (asm_str_count): Split out from asm_insn_count.
725 * rtl.h (asm_str_count): New prototype.
726 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
729 2009-10-05 Sriraman Tallam <tmsriram@google.com>
731 * doc/plugins.texi: Change plugin_pass to register_pass_info.
733 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
734 Rafael Espindola <espindola@google.com>
736 * gengtype.c (write_types): Moved call to write_func_for_structure
739 2009-10-05 Richard Guenther <rguenther@suse.de>
742 * lto-cgraph.c (output_cgraph): Output toplevel asms.
743 (input_cgraph_1): Input toplevel asms.
745 2009-10-05 Richard Guenther <rguenther@suse.de>
748 * lto-symtab.c (lto_compatible_attributes_p): Remove.
749 (external_aggregate_decl_p): Likewise.
750 (lto_symtab_compatible): Re-structure. Remove dead code.
751 For variables ignore toplevel qualifiers when comparing types.
752 Issue warnings, not errors for mismatched user-alignment.
754 2009-10-05 Richard Guenther <rguenther@suse.de>
758 * lto-symtab.c (struct lto_symtab_base_def): Remove.
759 (struct lto_symtab_identifier_def): Likewise.
760 (struct lto_symtab_decl_def): Likewise.
761 (struct lto_symtab_entry_def): New.
762 (lto_symtab_identifier_t): Rename to ...
763 (lto_symtab_entry_t): ... this.
764 (lto_symtab_decls): Remove.
765 (lto_symtab_base_hash): Rename to ...
766 (lto_symtab_entry_hash): ... this.
767 (lto_symtab_base_eq): Rename to ...
768 (lto_symtab_entry_eq): ... this.
769 (lto_symtab_base_marked_p): Rename to ...
770 (lto_symtab_entry_marked_p): ... this.
771 (lto_symtab_identifier_marked_p): Remove.
772 (lto_symtab_decl_marked_p): Likewise.
773 (lto_symtab_maybe_init_hash_tables): Rename to ...
774 (lto_symtab_maybe_init_hash_table): ... this.
775 (lto_symtab_set_resolution_and_file_data): Remove.
776 (lto_symtab_register_decl): New function.
777 (lto_symtab_get_identifier): Remove.
778 (lto_symtab_get): New function.
779 (lto_symtab_get_resolution): Adjust.
780 (lto_symtab_get_identifier_decl): Remove.
781 (lto_symtab_set_identifier_decl): Likewise.
782 (lto_symtab_merge_decl): Rename to ...
783 (lto_symtab_merge): ... this. Rewrite.
784 (lto_symtab_merge_var): Remove.
785 (lto_symtab_merge_fn): Likewise.
786 (lto_symtab_prevailing_decl): Adjust.
787 (lto_cgraph_replace_node): New function.
788 (lto_symtab_merge_decls_2): Likewise.
789 (lto_symtab_merge_decls_1): Likewise.
790 (lto_symtab_fixup_var_decls): Likewise.
791 (lto_symtab_resolve_symbols): Likewise.
792 (lto_symtab_merge_decls): Likewise.
793 (lto_symtab_prevailing_decl): Adjust.
794 (lto_symtab_get_symtab_def): Remove.
795 (lto_symtab_get_file_data): Likewise.
796 (lto_symtab_clear_resolution): Adjust.
797 (lto_symtab_clear_resolution): Likewise.
798 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
799 (input_cgraph_1): Likewise.
800 * lto-streamer-in.c (get_resolution): Do not provide fake
801 symbol resolutions here.
802 (deferred_global_decls): Remove.
803 (lto_register_deferred_decls_in_symtab): Likewise.
804 (lto_register_var_decl_in_symtab): Change signature, register
805 variable via lto_symtab_register_decl.
806 (lto_register_function_decl_in_symtab): Likewise.
807 (lto_read_tree): Adjust.
808 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
809 (lto_symtab_merge_var): Likewise.
810 (lto_symtab_merge_fn): Likewise.
811 (lto_symtab_register_decl): Declare.
812 (lto_symtab_merge_decls): Likewise.
814 2009-10-05 Richard Guenther <rguenther@suse.de>
816 PR tree-optimization/23821
817 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
818 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
819 simple IV increments.
821 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
823 * config/arm/arm.c (arm_override_options): Really initialize
824 flag_dwarf2_cfi_asm to 0.
826 2009-10-05 Doug Kwan <dougkwan@google.com>
828 PR rtl-optimization/41574
829 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
830 floating point and we are not doing unsafe math optimizations.
832 2009-10-03 Simon Baldwin <simonb@google.com>
833 Cary Coutant <ccoutant@google.com>
834 Rafael Espindola <espindola@google.com>
835 Richard Guenther <rguenther@suse.de>
836 Jan Hubicka <jh@suse.cz>
837 Doug Kwan <dougkwan@google.com>
838 H.J. Lu <hongjiu.lu@intel.com>
839 Bill Maddox <maddox@google.com>
840 Ryan Mansfield <rmansfield@qnx.com>
841 Diego Novillo <dnovillo@google.com>
842 Ollie Wild <aaw@google.com>
843 Kenneth Zadeck <zadeck@naturalbridge.com>
845 * lto-cgraph.c: New file.
846 * lto-compress.c: New file.
847 * lto-compress.h: New file.
848 * lto-opts.c: New file.
849 * lto-section-in.c: New file.
850 * lto-section-out.c: New file.
851 * lto-streamer-in.c: New file.
852 * lto-streamer-out.c: New file.
853 * lto-streamer.c: New file.
854 * lto-streamer.h: New file.
855 * lto-symtab.c: New file.
856 * lto-wpa-fixup.c: New file.
857 * lto-wrapper.c: New file.
859 2009-10-03 Simon Baldwin <baldwin@google.com>
860 Ben Elliston <bje@au.ibm.com>
861 Rafael Espindola <espindola@google.com>
862 Nathan Froyd <froydnj@codesourcery.com>
863 Jan Hubicka <jh@suse.cz>
864 Doug Kwan <dougkwan@google.com>
865 Diego Novillo <dnovillo@google.com>
866 Kenneth Zadeck <zadeck@naturalbridge.com>
868 * Makefile.in (enable_lto): New.
869 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
870 (LINKER_PLUGIN_API_H): Define.
871 (LTO_SYMTAB_H): Define.
872 (LTO_STREAMER_H): Define.
873 (TREE_VECTORIZER_H): Define.
874 (INCLUDES): Add LIBELFINC.
875 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
876 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
877 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
878 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
879 (native): Add lto-wrapper$(exeext)
880 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
881 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
882 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
883 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
884 (varasm.o): Add dependency on tree-iterator.h.
885 (cgraph.o): Add dependency on cif-code.def.
886 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
887 (ipa-pure-const.o): Likewise.
888 (GTFILES): Add lto-symtab.c.
889 (install-lto-wrapper): New.
890 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
891 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
892 * config.in: Regenerate.
894 2009-10-03 Rafael Espindola <espindola@google.com>
895 Diego Novillo <dnovillo@google.com>
897 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
899 Call execute_ipa_summary_passes for all_regular_ipa_passes and
901 (cgraph_optimize): Make extern.
903 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
904 Kenneth Zadeck <zadeck@naturalbridge.com>
906 * toplev.c (in_lto_p): Declare.
907 * collect2.c (scan_prog_file): Read all the output when reading
909 (enum lto_mode_d): Declare.
911 2009-10-03 Richard Guenther <rguenther@suse.de>
912 Diego Novillo <dnovillo@google.com>
914 * gimple.c: Include target.h and alias.h.
915 (gimple_types): Declare.
916 (type_hash_cache): Declare.
917 (gimple_alloc_stat): Make extern.
918 (gimple_build_eh_must_not_throw): Call
919 gimple_eh_must_not_throw_set_fndecl.
920 (struct type_pair_d): Declare.
921 (type_pair_t): Declare.
922 (type_pair_hash): New.
924 (lookup_type_pair): New.
925 (gimple_force_type_merge): New.
926 (compare_type_names_p): New.
927 (compare_field_offset): New.
928 (gimple_types_compatible_p): New.
929 (struct sccs): Declare.
930 (next_dfs_num): Declare.
931 (iterative_hash_gimple_type): New.
933 (iterative_hash_type_name): New.
934 (iterative_hash_gimple_type): New.
935 (gimple_type_hash): New.
936 (gimple_type_eq): New.
937 (gimple_register_type): New.
938 (print_gimple_types_stats): New.
939 (gimple_signed_or_unsigned_type): New.
940 (gimple_unsigned_type): New.
941 (gimple_signed_type): New.
942 (gimple_get_alias_set): New.
943 (gimple_decl_printable_name): Do not use DMGL_TYPES.
944 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
945 (gimple_force_type_merge): Declare.
946 (gimple_types_compatible_p): Declare.
947 (gimple_register_type): Declare.
948 (print_gimple_types_stats): Declare.
949 (gimple_unsigned_type): Declare.
950 (gimple_signed_type): Declare.
951 (gimple_get_alias_set): Declare.
952 (gimple_eh_must_not_throw_set_fndecl): New.
954 2009-10-03 Jan Hubicka <jh@suse.cz>
955 Kenneth Zadeck <zadeck@naturalbridge.com>
957 * ipa-pure-const.c: Include lto-streamer.h.
958 (register_hooks): Factor out of ...
959 (generate_summary): ... here.
960 (pure_const_write_summary): New.
961 (pure_const_read_summary): New.
962 (pass_ipa_pure_const): Add pure_const_write_summary and
963 pure_const_read_summary.
964 * ipa-reference.c: Include lto-streamer.h.
965 (add_new_function): New.
966 (remove_node_data): New.
967 (duplicate_node_data): New.
968 (ipa_init): Guard against multiple calls.
969 Move hook setup from analyze_function.
970 (write_node_summary_p): New.
971 (ipa_reference_write_summary): New.
972 (ipa_reference_read_summary): New.
973 (pass_ipa_reference): Add ipa_reference_write_summary and
974 ipa_reference_read_summary.
975 * cgraph.h (cgraph_local_info): Add field lto_file_data.
976 (struct cgraph_edge): Add fields lto_stmt_uid and
977 call_stmt_cannot_inline_p.
978 (cgraph_optimize): Declare.
979 (cgraph_decide_is_function_needed): Declare.
980 (reset_inline_failed): Declare.
981 (enum LTO_cgraph_tags): Declare.
982 (LTO_cgraph_tag_names): Declare.
983 (LCC_NOT_FOUND): Define.
985 2009-10-03 Doug Kwan <dougkwan@google.com>
986 Rafael Espindola <espindola@google.com>
987 Jan Hubicka <jh@suse.cz>
988 Diego Novillo <dnovillo@google.com>
989 Kenneth Zadeck <zadeck@naturalbridge.com>
991 * passes.c (all_regular_ipa_passes): New.
992 (all_ipa_passes): Rename to all_small_ipa_passes.
993 (init_optimization_passes): Init all_regular_ipa_passes.
994 * tree-pass.h (all_regular_ipa_passes): New.
995 (all_ipa_passes): Rename to all_small_ipa_passes.
996 * passes.c (all_lto_gen_passes): New.
997 (init_optimization_passes): Initialize all_lto_gen_passes.
998 (execute_ipa_summary_passes): Make non-static.
999 (ipa_write_summaries_1): New.
1000 (ipa_write_summaries_2): New.
1001 (ipa_write_summaries): New.
1002 (ipa_write_summaries_of_cgraph_node_set): New.
1003 (ipa_read_summaries_1): New.
1004 (ipa_read_summaries): New.
1005 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1006 (execute_regular_ipa_pass_list): Remove.
1007 (init_optimization_passes): Schedule
1008 pass_rebuild_cgraph_edges and pass_early_inline outside
1009 of pass_all_early_optimizations. Document reason.
1010 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1011 pass_ipa_lto_finish_out): New pass.
1012 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1013 (execute_all_ipa_transforms): New.
1014 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1015 (dump_properties, debug_properties): New.
1016 * tree-optimize.c (gate_all_early_local_passes): Return
1017 false if we are in lto1.
1018 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1019 * tree-pass.h (execute_all_ipa_transforms): Declare.
1020 (pass_ipa_function_and_variable_visibility): Declare.
1021 (pass_ipa_early_inline): Declare.
1022 (pass_ipa_lto_gimple_out): Declare.
1023 (pass_ipa_lto_wpa_fixup): Declare.
1024 (pass_ipa_lto_finish_out): Declare.
1025 (all_small_ipa_passes, all_regular_ipa_passes,
1026 all_lto_gen_passes): Declare.
1027 (execute_ipa_summary_passes): Declare.
1028 (execute_all_ipa_transforms): Declare.
1029 (ipa_write_summaries): Declare
1030 (ipa_write_summaries_of_cgraph_node_set): Declare.
1031 (ipa_read_summaries): Declare.
1033 2009-10-03 Doug Kwan <dougkwan@google.com>
1034 Ollie Wild <aaw@google.com>
1036 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1038 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1039 (lto_mode): New variable.
1040 (maybe_run_lto_and_relink): Handle the -fwpa option.
1041 (main): Handle the -fwpa option.
1042 (maybe_unlink_list): New function.
1043 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1044 * common.opt (flto): New flag.
1045 * toplev.c (flag_generate_lto): Declare.
1047 2009-10-03 Simon Baldwin <simonb@google.com>
1049 * common.opt (flto-compression-level): New flag.
1051 * opts.c: Include lto-opts.h.
1052 (handle_option): Call lto_register_user_option for each
1053 valid option handled.
1054 (decode_options): Clear registered options before the options
1057 2009-10-03 Cary Coutant <ccoutant@google.com>
1059 * collect2.c (is_elf): New function.
1060 (scan_prog_file): Require LTO object to be in ELF format.
1062 2009-10-03 Rafael Espindola <espindola@google.com>
1064 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1065 libgcc to the linker.
1067 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1069 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1070 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1072 * collect2.h (collect_execute): Add flags argument.
1073 * tlink.c (tlink_execute): Update call to collect_execute.
1074 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1075 (use_linker_plugin): New.
1076 (use_linker_plugin_spec_function): New.
1077 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1078 (linker_plugin_file_spec): New.
1079 (lto_wrapper_spec): New.
1080 (lto_gcc_spec): New.
1081 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1082 (static_spec_functions): Add use-linker-plugin.
1083 (process_command): Handle -use-linker-plugin.
1084 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1085 linker_plugin_file_spec and lto_gcc_spec.
1086 (use_linker_plugin_spec_function): New.
1088 2009-10-03 Richard Guenther <rguenther@suse.de>
1092 * tree.h (is_lang_specific): Include LANG_TYPE.
1093 * tree.c (find_decls_types_r): Manually add interesting parts
1094 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1096 * gimple.c (type_pair_hash): Make symmetric.
1097 (type_pair_eq): Likewise.
1098 (lookup_type_pair): Increase initial hashtable size.
1099 (gimple_force_type_merge): Rely on type-pair symmetry.
1100 (visit): Remove excessive checking code.
1101 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1102 (gimple_register_type): Remove getenv calls, shrink initial
1106 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1107 inline functions if not generating lto output.
1110 * toplev.c (finalize): In WPA mode remove the asm file.
1112 2009-10-03 Doug Kwan <dougkwan@google.com>
1114 * ipa-inline.c (cgraph_mark_inline): Check
1115 edge->call_stmt_cannot_inline_p instead of calling
1116 gimple_call_cannot_inline_p.
1117 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1118 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1119 (inline_generate_summary): Do nothing in LTRANS.
1120 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1121 exists before calling gimple_call_cannot_inline_p.
1122 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1123 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1124 Update new_edge->lto_stmt_uid.
1125 * cgraphbuild.c (reset_inline_failed): New.
1127 * common.opt (fwpa): New flag.
1128 (fltrans): New option.
1129 * gcc.c (gcc_lto_option_t): New type.
1130 (current_lto_option): New variable.
1131 (lto_single_spec_function): Remove and is replaced by ..
1132 (lto_option_spec_function): New function.
1133 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1134 passing the -flto flag.
1135 (cc1_options): Separate non-LTO related parts into ..
1136 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1137 (lto1_options): New spec for lto FE.
1138 (link_lto_options): New spec for handling LTO flags in linker.
1139 (invoke_lto_single): Re-format to fit in 80 column. Replace
1140 lto-single with lto-option.
1141 (static_specs): Add cc1_non_lto_options, lto1_options and
1143 (static_spec_function): Replace lto-single with lto-option.
1144 (process_command): Handle -flto, -fwpa and -fltran by setting
1145 current_lto_option and not passing it to subprocess unconditionally.
1147 2009-10-03 Bill Maddox <maddox@google.com>
1149 Add `gcc' driver support for link-time code generation (LTO).
1151 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1152 (lto_flag, lto_objects, lto_o_file): New variables.
1153 (struct lto_object, struct lto_object_list): New structures.
1154 (collect_exit, handler): Remove LTO temporary output file on exit.
1155 (add_lto_object): New function.
1156 (maybe_run_lto_and_relink): New function. Perform link time code
1157 generation and relinking for object files containing LTO information.
1158 (main): Invoke maybe_run_lto_and_relink().
1159 (dump_argv): New function. For debugging, currently disabled.
1160 (scan_prog_file): Add LTO information pass.
1161 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1163 * toplev.c (compile_file): Emit assembler directive to create
1164 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1166 2009-10-03 Diego Novillo <dnovillo@google.com>
1168 * c.opt: Add LTO to warn_abi and warn_psabi.
1170 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1171 inline function. Ignore language-specific nodes. Update all users.
1172 (find_decls_types_r): Do not traverse the subtrees of
1173 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1174 * tree.h (is_lang_specific): New.
1175 * langhooks.h (struct lang_hooks_for_decls): Remove
1176 may_need_assembler_name_p. Update all users.
1178 * c-common.c (set_builtin_user_assembler_name): Move ...
1179 * builtins.c (set_builtin_user_assembler_name): ... here.
1180 (is_builtin_name): Add comment
1181 (is_builtin_fn): New.
1182 * except.c (output_ttype): Only call
1183 lookup_type_for_runtime if TYPE is not a runtime type.
1185 * passes.c (register_pass): Call position_pass on
1186 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1187 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1188 (TV_IPA_LTO_DECL_IO): Define.
1189 (TV_IPA_LTO_CGRAPH_IO): Define.
1191 (TV_WHOPR_WPA): Define.
1192 (TV_WHOPR_WPA_IO): Define.
1193 (TV_WHOPR_LTRANS): Define.
1194 (TV_WHOPR_WPA_FIXUP): Define.
1195 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1196 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1197 * tree-flow.h (tree_node_can_be_shared): Declare.
1198 * tree-inline.c (tree_can_inline_p): Check that E has a
1199 statement associated with it.
1200 * tree.c (free_lang_data_in_binf): Factor out of ...
1201 (free_lang_data_in_type): ... here.
1202 Call RECORD_OR_UNION_TYPE_P.
1203 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1204 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1205 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1206 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1207 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1208 (gate_free_lang_data): Return true if flag_generate_lto is set.
1209 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1210 * c-common.h (set_builtin_user_assembler_name): Move ...
1211 * tree.h (set_builtin_user_assembler_name): ... here.
1213 * common.opt (flto-report): New flag.
1214 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1215 * collect2.c (scan_prog_file): Send the error output of
1216 'nm' to HOST_BIT_BUCKET.
1218 2009-10-03 Ollie Wild <aaw@google.com>
1220 * langhooks-def.h (lhd_begin_section): New function declaration.
1221 (lhd_write_section): New function declaration.
1222 (lhd_end_section): New function declaration.
1223 (LANG_HOOKS_BEGIN_SECTION): New macro.
1224 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1225 (LANG_HOOKS_END_SECTION): New macro.
1226 (LANG_HOOKS_LTO): New macro.
1227 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1228 * langhooks.c (output.h): Add include.
1229 (saved_section): New static variable.
1230 (lhd_begin_section): New function.
1231 (lhd_write_section_data): New function.
1232 (lhd_end_section): New function.
1233 * langhooks.h (struct lang_hooks_for_lto): New structure.
1234 (struct lang_hooks): Add member lto.
1235 * Makefile.in (langhooks.o): Add dependency on output.h.
1237 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1239 2009-10-03 Richard Guenther <rguenther@suse.de>
1241 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1244 2009-10-03 Simon Baldwin <simonb@google.com>
1245 Richard Guenther <rguenther@suse.de>
1246 Janis Johnson <janis187@us.ibm.com>
1247 Doug Kwan <dougkwan@google.com>
1248 Diego Novillo <dnovillo@google.com>
1249 Ramana Radhakrishnan <ramana.r@gmail.com>
1250 Ollie Wild <aaw@google.com>
1252 * doc/install.texi: Add documentation for libelf and --enable-lto.
1253 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1254 -flto-report, -flto-compression-level and -use-linker-plugin.
1255 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1256 Add section for LTO Testing.
1258 2009-10-02 Cary Coutant <ccoutant@google.com>
1260 Add support for comdat type sections for DWARF v4.
1261 Merge from dwarf4 branch.
1263 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1264 (dw_die_ref): Define vector type.
1265 (enum dw_val_class): Add dw_val_class_data8.
1266 (struct dw_val_struct): Add v.val_data8.
1267 (comdat_type_node_ref): New type.
1268 (struct die_struct): Move die_symbol into a union; add new field
1269 die_type_node. Change all uses.
1270 (comdat_type_node): New type.
1271 (skeleton_chain_node): New type.
1272 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1273 (comdat_type_list): New variable.
1274 (dwarf_tag_name): Add DW_TAG_type_unit.
1275 (dwarf_attr_name): Add DW_AT_signature.
1276 (add_AT_data8): New function.
1277 (replace_child): New function.
1278 (move_all_children): New function.
1279 (print_signature): New function.
1280 (print_die): Print signature information; add dw_val_class_data8.
1281 (attr_checksum): Support dw_val_class_data8.
1282 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1283 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1284 (checksum_sleb128, checksum_uleb128): New functions.
1285 (checksum_die_context): New function.
1286 (loc_checksum_ordered): New function.
1287 (attr_checksum_ordered): New function.
1288 (struct checksum_attributes): New structure.
1289 (collect_checksum_attributes): New function.
1290 (die_checksum_ordered): New function.
1291 (generate_type_signature): New function.
1292 (same_dw_val_p): Add dw_val_class_data8.
1293 (is_symbol_die): Use new is_declaration_die function.
1294 (is_declaration_die): New function.
1295 (should_move_die_to_comdat): New function.
1296 (clone_die): New function.
1297 (clone_tree): New function.
1298 (clone_as_declaration): New function.
1299 (copy_declaration_context): New function.
1300 (generate_skeleton_ancestor_tree): New function.
1301 (generate_skeleton_bottom_up): New function.
1302 (generate_skeleton): New function.
1303 (remove_child_or_replace_with_skeleton): New function.
1304 (break_out_comdat_types): New function.
1305 (struct decl_table_entry): New type.
1306 (htab_decl_hash): New function.
1307 (htab_decl_eq): New function.
1308 (htab_decl_del): New function.
1309 (copy_ancestor_tree): New function.
1310 (copy_decls_walk): New function.
1311 (copy_decls_for_unworthy_types): New function.
1312 (build_abbrev_table): Don't assert on missing die_symbol when doing
1313 comdat type sections.
1314 (size_of_die): Use DW_FORM_sig8 for external references. Add
1316 (unmark_dies): Don't assert for unmarked dies when doing comdat
1318 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1319 (output_signature): New function.
1320 (output_die): Likewise.
1321 (output_compilation_unit_header): Mark output as DWARF version 3
1322 even if generating DWARF 4.
1323 (output_comdat_type_unit): New function.
1324 (output_line_info): Mark output as DWARF version 3 even if generating
1326 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1328 (dwarf2out_end_source_file): Likewise.
1329 (prune_unused_types_walk_attribs): Don't follow references into
1330 comdat type sections.
1331 (prune_unused_types_mark): When generating type units, do not mark
1332 children of non-defining declarations of types; do mark children of
1334 (prune_unused_types): Process comdat type sections.
1335 (htab_ct_hash): New function.
1336 (htab_ct_eq): New function.
1337 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1338 Add a pointer to the line table from type unit entries so
1339 DW_AT_decl_file has meaning.
1340 * varasm.c (default_elf_asm_named_section): Use identifier name as
1341 comdat key instead of lang hook.
1343 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1345 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1347 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/i386.md (SWIM248): New mode iterator.
1350 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1351 divmodhi4 patterns using SWIM248 macro.
1352 (*divmod<mode>4): Macroize insn_and_split pattern from
1353 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1354 and their corresponding splitters usign SWIM248 macro. Split SImode
1355 insn to generate cltd and DImode insn to generate cqto instead of
1356 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1357 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1358 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1359 *divmodsi_noext patterns using SWIM248 macro.
1360 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1361 udivmodhi4 patterns using SWIM248 macro.
1362 (*udivmod<mode>4): Macroize insn_and_split pattern from
1363 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1364 corresponding splitters using SWIM248 macro.
1365 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1366 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1368 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1370 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1371 of zero-sized element is zero-sized regardless of its extent.
1373 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1376 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1377 * configure: Regenerated.
1378 * config.in: Regenerated.
1379 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1380 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1381 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1382 not emitting .eh_frame, emit .cfi_sections .debug_frame
1387 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1388 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1390 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1391 vars use DECL_RTL with resetting it back to NULL afterwards.
1392 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1393 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1394 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1395 the attribute type allows it, otherwise use DW_FORM_dataN.
1396 (mem_loc_descriptor): Handle CONST_STRING.
1397 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1398 Handle MEM with CONST_STRING address using add_AT_string.
1399 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1400 CONST_STRING for const arrays initialized with a string literal.
1401 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1402 (dwarf2out_finish): Call resolve_addr.
1404 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1405 Maxim Kuvyrkov <maxim@codesourcery.com>
1407 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1409 2009-10-02 Nick Clifton <nickc@redhat.com>
1411 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1412 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1414 2009-10-01 Jan Hubicka <jh@suse.cz>
1416 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1417 (cgraph_create_virtual_clone): Just pass redirect_callers
1419 * cgraph.h (cgraph_clone_node): Update prototype.
1420 * ipa-pure-const.c (self_recursive_p): New function.
1421 (propagate): Use it.
1422 * ipa-inline.c (cgraph_clone_inlined_nodes,
1423 cgraph_decide_recursive_inlining): Update.
1425 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1427 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1428 instructions for TARGET_OCTEON.
1430 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1432 * config/arm/arm.c (arm_override_options): Turn off
1433 flag_dwarf2_cfi_asm for AAPCS variants.
1435 2009-10-01 Martin Jambor <mjambor@suse.cz>
1438 * tree-sra.c (convert_callers): Do not call
1439 compute_inline_parameters on one caller more than once.
1441 2009-10-01 Nick Clifton <nickc@redhat.com>
1443 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1444 an empty string if not already defined.
1446 2009-10-01 Martin Jambor <mjambor@suse.cz>
1449 * tree-sra.c (is_va_list_type): New function.
1450 (find_var_candidates): Call is_va_list_type.
1451 (find_param_candidates): Check that the type or the type pointed
1452 to are not va_list types.
1454 2009-10-01 Martin Jambor <mjambor@suse.cz>
1457 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1458 DECL_ARTIFICIAL (param_decl) is true.
1460 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1462 * tree.h (tree_decl_common::lang_flag_8): New.
1463 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1465 * c-common.h (RID_CONSTEXPR): New.
1467 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1469 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1470 Use ref-all pointers.
1471 (alpha_gimplify_va_arg): Ditto.
1473 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1476 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1477 before insn counting loop now that BB_END (bb) is counted. Ensure
1478 the return value isn't zero.
1480 2009-09-30 Nick Clifton <nickc@redhat.com>
1482 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1483 with separate definitions of c_target_objs and cxx_target_objs.
1484 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1486 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1487 sh_symbian_import_export_class.
1488 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1489 * config/sh/symbian.c: Delete, moving code into...
1490 * config/sh/symbian-base.c: ... here
1491 * config/sh/symbian-c.c: ... and here
1492 * config/sh/symbian-cxx.c: ... and here.
1494 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1497 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1498 of plus RTX into register.
1500 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1502 * doc/install.texi: Linguistic and markup fixes.
1503 (Configuration) <--disable-cpp>: Remove description.
1504 <--enable-maintainer-mode>: Autotools files are affected, too.
1505 <--with-sysroot>: Improve description.
1506 (Building): Bump required GNU make version.
1508 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1510 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1511 (x86_64-*-*): Ditto.
1513 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1514 intrinisics for FMA4.
1515 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1516 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1517 Add FMA4 check and fma4intrin.h.
1518 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1520 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1521 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1522 constant for FMA4 support.
1523 (UNSPEC_FMA4_FMADDSUB): Ditto.
1524 (UNSPEC_FMA4_FMSUBADD): Ditto.
1525 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1526 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1527 (ix86_expand_fma4_multiple_memory): Ditto.
1528 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1529 (OPTION_MASK_ISA_FMA4_UNSET): New.
1530 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1531 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1532 (ix86_handle_option): Handle -mfma4.
1533 (isa_opts): Handle -mfma4.
1534 (enum pta_flags): Add PTA_FMA4.
1535 (override_options): Add FMA4 support.
1536 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1537 (IX86_BUILTIN_VFMADDSD): Ditto.
1538 (IX86_BUILTIN_VFMADDPS): Ditto.
1539 (IX86_BUILTIN_VFMADDPD): Ditto.
1540 (IX86_BUILTIN_VFMSUBSS): Ditto.
1541 (IX86_BUILTIN_VFMSUBSD): Ditto.
1542 (IX86_BUILTIN_VFMSUBPS): Ditto.
1543 (IX86_BUILTIN_VFMSUBPD): Ditto.
1544 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1545 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1546 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1547 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1548 (IX86_BUILTIN_VFNMADDSS): Ditto.
1549 (IX86_BUILTIN_VFNMADDSD): Ditto.
1550 (IX86_BUILTIN_VFNMADDPS): Ditto.
1551 (IX86_BUILTIN_VFNMADDPD): Ditto.
1552 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1553 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1554 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1555 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1556 (IX86_BUILTIN_VFMADDPS256): Ditto.
1557 (IX86_BUILTIN_VFMADDPD256): Ditto.
1558 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1559 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1560 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1561 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1562 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1563 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1564 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1565 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1566 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1567 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1568 (enum multi_arg_type): New enum for describing the various FMA4
1569 intrinsic argument types.
1570 (bdesc_multi_arg): New table for FMA4 intrinsics.
1571 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1572 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1574 (ix86_expand_builtin): Add FMA4 intrinsic support.
1575 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1576 operand instructions.
1577 (ix86_expand_fma4_multiple_memory): New function to split the
1578 second memory reference from FMA4 instructions.
1579 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1580 (ssemodesuffixf2s): Ditto.
1581 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1583 (fma4_fmsub<mode>4): Ditto.
1584 (fma4_fnmadd<mode>4): Ditto.
1585 (fma4_fnmsub<mode>4): Ditto.
1586 (fma4_vmfmadd<mode>4): Ditto.
1587 (fma4_vmfmsub<mode>4): Ditto.
1588 (fma4_vmfnmadd<mode>4): Ditto.
1589 (fma4_vmfnmsub<mode>4): Ditto.
1590 (fma4_fmadd<mode>4256): Ditto.
1591 (fma4_fmsub<mode>4256): Ditto.
1592 (fma4_fnmadd<mode>4256): Ditto.
1593 (fma4_fnmsub<mode>4256): Ditto.
1594 (fma4_fmaddsubv8sf4): Ditto.
1595 (fma4_fmaddsubv4sf4): Ditto.
1596 (fma4_fmaddsubv4df4): Ditto.
1597 (fma4_fmaddsubv2df4): Ditto.
1598 (fma4_fmsubaddv8sf4): Ditto.
1599 (fma4_fmsubaddv4sf4): Ditto.
1600 (fma4_fmsubaddv4df4): Ditto.
1601 (fma4_fmsubaddv2df4): Ditto.
1602 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1603 instructions for intrinsics.
1604 (fma4i_fmsub<mode>4): Ditto.
1605 (fma4i_fnmadd<mode>4): Ditto.
1606 (fma4i_fnmsub<mode>4): Ditto.
1607 (fma4i_vmfmadd<mode>4): Ditto.
1608 (fma4i_vmfmsub<mode>4): Ditto.
1609 (fma4i_vmfnmadd<mode>4): Ditto.
1610 (fma4i_vmfnmsub<mode>4): Ditto.
1611 (fma4i_fmadd<mode>4256): Ditto.
1612 (fma4i_fmsub<mode>4256): Ditto.
1613 (fma4i_fnmadd<mode>4256): Ditto.
1614 (fma4i_fnmsub<mode>4256): Ditto.
1615 (fma4i_fmaddsubv8sf4): Ditto.
1616 (fma4i_fmaddsubv4sf4): Ditto.
1617 (fma4i_fmaddsubv4df4): Ditto.
1618 (fma4i_fmaddsubv2df4): Ditto.
1619 (fma4i_fmsubaddv8sf4): Ditto.
1620 (fma4i_fmsubaddv4sf4): Ditto.
1621 (fma4i_fmsubaddv4df4): Ditto.
1622 (fma4i_fmsubaddv2df4): Ditto.
1624 * doc/invoke.texi (-mfma4): Add documentation.
1625 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1627 2009-09-29 Richard Henderson <rth@redhat.com>
1629 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1630 an edge to the new destination block.
1632 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1635 * pa.c (hppa_profile_hook): Use
1636 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1638 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1639 Alexander Monakov <amonakov@ispras.ru>
1642 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1643 (not_postinc_memory_operand): New.
1644 (not_postinc_move_operand): New.
1645 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1646 (*cmovsi_internal): Ditto.
1648 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1650 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1651 restrict issue_rate in first pass when scheduling for register
1654 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1655 Rafael Avila de Espindola <espindola@google.com>
1657 * gengtype.c (plugin_output): New.
1658 (get_output_file_with_visibility): Return plugin_output for plugins.
1659 (main): Parse and use the -P option.
1660 * gty.texi: Update the command line format.
1662 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1665 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1667 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1668 out if !const_ok_for_output.
1671 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1672 case VAR_LOCATION>: Remove gcc_unreachable ().
1674 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1676 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1677 (x86_64-*-*): Ditto.
1678 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1679 back to smmintrin.h.
1680 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1681 * config/i386/x86intrin.h: Remove SSE5.
1682 * config/i386/mmintrin-common.h: Delete file.
1683 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1685 2009-09-29 Richard Guenther <rguenther@suse.de>
1687 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1688 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1690 2009-09-29 Nick Clifton <nickc@redhat.com>
1692 * function.c (current_function_name): If there is no current
1693 function just return "<none>".
1695 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1697 * tree-pass.h (register_pass_info): New structure.
1698 (pass_positioning_ops): Move enum from gcc-plugin.h.
1699 (register_pass): New function.
1700 * gcc-plugin.h (plugin_pass): Delete structure.
1701 (pass_positioning_ops): Delete enum.
1702 * plugin.c (regsiter_pass): Delete function.
1703 (position_pass): Delete function.
1704 (added_pass_nodes): Delete variable.
1705 (prev_added_pass_nodes): Delete variable.
1706 (pass_list_node): Delete structure.
1707 * passes.c (make_pass_instance): New function.
1708 (next_pass_1): Change to call make_pass_instance.
1709 (pass_list_node): Move structure from gcc-plugin.h.
1710 (added_pass_nodes): Move variable from plugin.c.
1711 (prev_added_pass_nodes): Move variable from plugin.c.
1712 (position_pass): New function.
1713 (register_pass): New function.
1715 2009-09-28 Easwaran Raman <eraman@google.com>
1717 * ifcvt.c (noce_try_abs): Recognize pattern and call
1718 expand_one_cmpl_abs_nojump.
1719 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1720 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1722 2009-09-28 Ian Lance Taylor <iant@google.com>
1725 * c-opts.c (c_common_handle_option): Don't set
1726 warn_jump_misses_init for -Wall.
1727 * doc/invoke.texi (Warning Options): Update documentation.
1729 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1731 * Makefile.in ($(out_object_file)): Depend on
1732 gt-$(basename $(notdir $(out_file))).h.
1734 2009-09-28 Richard Henderson <rth@redhat.com>
1736 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1737 * except.c (gen_eh_region): Set it.
1738 (duplicate_eh_regions_1): Copy it.
1739 * tree-eh.c (lower_resx): Use it to determine which function
1742 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1743 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1744 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1745 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1746 BUILT_IN_CXA_END_CLEANUP if necessary.
1748 * c-common.c (c_define_builtins): Update call to
1749 build_common_builtin_nodes.
1751 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1753 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1755 2009-09-28 Michael Matz <matz@suse.de>
1757 * builtins.c (interclass_mathfn_icode): New helper.
1758 (expand_builtin_interclass_mathfn): Use it here, and split folding
1760 (fold_builtin_interclass_mathfn): ... this new folder.
1761 (build_call_nofold_loc): New static helper.
1762 (build_call_nofold): New wrapper macro for above.
1763 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1764 (expand_builtin_pow): Ditto.
1765 (expand_builtin_memset_args): Ditto.
1766 (expand_builtin_printf): Ditto.
1767 (expand_builtin_fprintf): Ditto.
1768 (expand_builtin_sprintf): Ditto.
1769 (expand_builtin_memory_chk): Ditto.
1770 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1771 (expand_builtin_stpcpy): Ditto.
1772 (expand_builtin_strcmp): Ditto.
1773 (expand_builtin_strncmp): Ditto.
1774 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1775 (expand_builtin_strcpy_args): Don't call folders.
1776 (expand_builtin_memcmp): Ditto.
1777 (expand_builtin_strncpy): Ditto, and use target.
1778 (expand_builtin_memcpy): Ditto.
1779 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1780 expand_builtin_strpbrk, expand_builtin_memmove,
1781 expand_builtin_memmove_args, expand_builtin_bcopy,
1782 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1783 expand_builtin_strspn, expand_builtin_strcspn,
1784 expand_builtin_fputs): Remove these.
1785 (expand_builtin): Don't call the above, change calls to other
1786 expanders that changed prototype.
1787 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1788 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1789 fold_builtin_interclass_mathfn.
1790 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1791 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1793 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1794 * passes.c (init_optimization_passes): Move pass_fold_builtins
1795 after last phiopt pass.
1796 * tree-inline.c (fold_marked_statements): When folding builtins
1797 iterate over all instruction potentially generated.
1798 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1800 (fold_gimple_call): Use it to always fold calls (into potentially
1801 multiple instructions).
1802 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1803 calls into zero at this time.
1804 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1805 statements generated by builtin folding.
1807 2009-09-28 Nick Clifton <nickc@redhat.com>
1809 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1811 2009-09-28 Duncan Sands <baldrick@free.fr>
1813 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1814 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1815 (register_callback): Dispatch it.
1816 (invoke_plugin_callbacks): Incorporate in sanity check.
1817 * ggc.h (ggc_register_cache_tab): Add declaration.
1818 * ggc-common.c (ggc_register_root_tab): Simplify.
1819 (const_ggc_cache_tab_t): New typedef.
1820 (extra_cache_vec): New vector of dynamically added cache tables.
1821 (ggc_register_cache_tab): New function.
1822 (ggc_scan_cache_tab): New function.
1823 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1824 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1826 2009-09-27 Richard Henderson <rth@redhat.com>
1828 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1829 which we remove __builtin_stack_restore.
1831 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1833 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1834 to test for GRD_INVARIANT.
1835 (simple_rhs_p): Anything that's function_invariant_p is fine.
1837 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1839 * gengtype.c (main): Use plunge_files instead of plugin_output.
1841 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1842 Rafael Avila de Espindola <espindola@google.com>
1844 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1845 Don't print pch related info if it is false.
1846 (main): Don't print pch info in plugin mode.
1848 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1850 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1851 with dw_val_class_const_double.
1852 (struct dw_val_struct): Replace val_long_long with val_double and
1853 adjust for above change.
1854 (output_loc_operands): Likewise.
1855 (add_AT_long_long): Rename into...
1856 (add_AT_double): ...this.
1857 (print_die): Replace dw_val_class_long_long with
1858 dw_val_class_const_double and adjust.
1859 (attr_checksum): Likewise.
1860 (same_dw_val_p): Likewise.
1861 (size_of_die): Likewise.
1862 (value_format): Likewise.
1863 (output_die): Likewise.
1864 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1865 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1866 instead of add_AT_long_long.
1867 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1868 value with the precision of its type.
1870 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1873 * c-typeck.c (build_conditional_expr): Use the readonly and
1874 volatile flags of the operand types, not of the operands itself.
1876 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1878 * collect2.c (main): Look for -brtl before adding libraries.
1880 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1882 * config.gcc: Update OpenBSD targets.
1883 * config/openbsd-stdint.h: New file.
1884 * config/openbsd-libpthread.h: New file.
1885 * config/openbsd.h: Update and break out LIB_SPEC definition.
1886 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1887 * config/i386/openbsdelf.h: Correct types.
1888 * config/m68k/openbsd.h: Likewise.
1889 * config/mips/openbsd.h: Likewise.
1890 * config/vax/openbsd.h: Likewise.
1892 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1894 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1895 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1896 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1897 of the length and zero.
1899 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1901 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1902 (FLAGS_H): Add options.h $(REAL_H).
1903 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1904 (TREE_VECTORIZER_H): New.
1905 (EBITMAP_H): Renamed from EBIMAP_H.
1906 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1907 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1908 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1909 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1910 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1911 (graphite-clast-to-gimple.o, graphite-dependences.o)
1912 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1913 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1914 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1915 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1916 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1917 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1918 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1919 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1920 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1921 updated and fixed as per above changes and per
1922 check_makefile_deps.sh output.
1925 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1926 * configure: Regenerate.
1928 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1930 * doc/install.texi: Update minimum MPC version to 0.7.
1932 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1934 * doc/install.texi (Binaries): Remove reference to the binary
1935 distribution CD-ROM from the FSF.
1937 2009-09-26 Michael Matz <matz@suse.de>
1941 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1942 that are mentioned in the body.
1944 2009-09-26 Michael Matz <matz@suse.de>
1946 PR tree-optimization/41454
1947 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1948 (tree_ssa_dominator_optimize): Don't allocate and free it.
1949 (dom_opt_leave_block): Don't iterate over it.
1950 (eliminate_redundant_computations): Don't return a value.
1951 (cprop_operand, cprop_into_stmt): Ditto.
1952 (optimize_stmt): Don't defer updating stmts.
1954 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1956 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1957 generic_parameter_die, template_parameter_pack_die,
1958 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1959 renaming DW_TAG_formal_parameter_pack and
1960 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1961 and DW_TAG_GNU_template_parameter_pack.
1963 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1965 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1966 * config/v850/v850.c (v850_function_value): New function.
1967 (TARGET_FUNCTION_VALUE): Define.
1969 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1971 * tree-vect-stmts.c (vectorizable_call): Call
1972 mark_symbols_for_renaming after vect_finish_stmt_generation.
1974 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1975 to loc_descriptor_from_tree.
1976 (add_location_or_const_value_attribute): Pass 0 instead of 2
1977 for decl_by_reference_p decls.
1979 2009-09-25 Richard Guenther <rguenther@suse.de>
1982 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1985 2009-09-25 Ben Elliston <bje@au.ibm.com>
1987 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1990 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1992 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1993 form of instruction.
1995 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1998 * fold-const.c (const_binop): Handle complex int division.
1999 * tree-complex.c (expand_complex_div_straight,
2000 expand_complex_div_wide): Update comments.
2002 2009-09-24 DJ Delorie <dj@redhat.com>
2005 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2006 (reg_class): Likewise.
2007 (REG_CLASS_NAMES): Likewise.
2008 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2009 (m32c_override_options): Disable -fivopts for M32C.
2011 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2013 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2014 Delete VSX load/store with update support.
2015 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2016 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2020 (VStype_load_update): Ditto.
2021 (VStype_store_update): Ditto.
2022 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2023 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2025 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2026 load/store with update builtins.
2028 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2030 * libgcc2.c (L_trampoline): Prototype for getpagesize
2031 and mprotect in WINNT case.
2033 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2035 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2036 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2037 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2038 'outgoing' argument.
2039 (TARGET_FUNCTION_VALUE): Define.
2041 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2043 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2045 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2048 * common.opt: Initialize dwarf_strict to -1.
2049 * toplev.c (process_options): Catch unset dwarf_strict
2050 and set to 0 for all targets not overriding.
2051 * config/darwin.c (darwin_override_options): Catch unset
2052 dwarf_strict and override to 1.
2054 2009-09-24 Jeff Law <law@redhat.com>
2056 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2058 2009-09-24 Richard Guenther <rguenther@suse.de>
2060 PR tree-optimization/36143
2061 PR tree-optimization/38747
2062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2063 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2065 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2068 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2069 return false instead of gcc_unreachable (). For CONST return the
2070 value returned by recursive call instead of always returning true.
2071 (tree_add_const_value_attribute): Return the value returned by
2072 add_const_value_attribute instead of always returning true if rtl
2075 2009-09-23 Justin Seyster <jrseys@gmail.com>
2077 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2079 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2081 * cgraphunit.c (cgraph_lower_function): Revert last change.
2082 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2083 instead of DECL_NO_STATIC_CHAIN.
2084 * tree-cfg.c (verify_gimple_call): Likewise.
2085 * tree-nested.c (get_chain_decl, get_chain_field,
2086 convert_tramp_reference_op, convert_gimple_call): Likewise.
2087 (convert_all_function_calls): Likewise. Always set or clear
2088 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2089 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2090 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2092 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2093 DECL_NO_STATIC_CHAIN.
2094 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2095 instead of DECL_NO_STATIC_CHAIN.
2096 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2097 decl_function_context.
2098 * varasm.c (initializer_constant_valid_p): Likewise.
2099 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2100 (DECL_STATIC_CHAIN): ... this.
2101 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2102 instead of DECL_NO_STATIC_CHAIN.
2104 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2105 Rafael Avila de Espindola <espindola@google.com>
2107 * gengtype.c (nb_plugin_files): Make it unsigned to match
2108 num_gt_files. Adjust other variables to avoid warnings.
2109 (main): Allocate an all zero lang_bitmap before each plugin file name
2110 to match regular file names.
2112 2009-09-23 Richard Henderson <rth@redhat.com>
2114 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2115 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2116 static chain passed in memory.
2117 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2118 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2119 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2120 STATIC_CHAIN_REGNUM defined.
2122 * config/picochip/picochip-protos.h: s/class/klass/.
2123 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2124 (picochip_static_chain): New.
2125 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2126 (STATIC_CHAIN_INCOMING): Remove.
2128 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2129 (xtensa_static_chain): New.
2130 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2131 (STATIC_CHAIN_INCOMING): Remove.
2133 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2135 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2136 * config/pa/pa-protos.h (function_value): Remove.
2137 * config/pa/pa.c (pa_function_value): Rename from function_value.
2138 Make static, add 'outgoing' argument.
2139 (TARGET_FUNCTION_VALUE): Define.
2141 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2143 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2144 instead of cfun->machine->is_leaf.
2145 * config/avr/avr.h (machine_function): Remove is_leaf field.
2147 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2150 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2151 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2152 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2153 the same size, prefer DW_OP_stack_value.
2154 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2155 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2157 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2160 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2162 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2165 * cfgexpand.c (convert_debug_memory_address): New.
2166 (expand_debug_expr): Convert base address and offset to the same
2167 mode. Use it to convert addresses to other modes. Accept
2170 2009-09-23 Richard Guenther <rguenther@suse.de>
2172 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2173 produced for bigendian targets with promoted subregs.
2175 2009-09-23 Richard Guenther <rguenther@suse.de>
2177 * value-prof.c (gimple_ic): Purge old EH edges only after building
2180 2009-09-23 Nick Clifton <nickc@redhat.com>
2182 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2184 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2187 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2190 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2191 on non-nested functions.
2193 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2194 Jan Hubicka <jh@suse.cz>
2196 * dwarf2out.c (loc_list_plus_const): Only define if
2197 DWARF2_DEBUGGING_INFO.
2198 (address_of_int_loc_descriptor): Likewise.
2201 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2203 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2206 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2207 constant is more than zero.
2209 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2212 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2213 call final to emit non-scheduled prologue, instead insert at entry.
2215 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2216 Joseph S. Myers <joseph@codesourcery.com>
2218 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2220 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2221 Rafael Avila de Espindola <espindola@google.com>
2223 * gengtype.c (is_file_equal): New function.
2224 (close_output_files): Use is_file_equal. Free of->buf.
2226 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2227 Rafael Avila de Espindola <espindola@google.com>
2229 * gengtype.c (write_types, write_local): Add the output_header
2230 argument. Update all callers.
2232 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2234 * dwarf2out.c (template_parameter_pack_die,
2235 gen_formal_parameter_pack_die ): New functions.
2236 (make_ith_pack_parameter_name): Remove this function.
2237 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2238 DW_TAG_formal_parameter_pack.
2239 (gen_generic_params_dies): Represent each template parameter pack
2240 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2241 represented by usual DW_TAG_template_*_parameter DIEs that are
2242 children of the DW_TAG_template_parameter_pack element DIE.
2243 (generic_parameter_die): This doesn't deal with parameter pack
2244 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2245 of parameter pack DIEs.
2246 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2247 in certain cases, e.g. for pack elements.
2248 (gen_formal_types_die, gen_decl_die): Adjust usage of
2249 gen_formal_parameter_die.
2250 (gen_subprogram_die): Represent each function parameter pack by a
2251 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2252 represented by usual DW_TAG_formal_parameter DIEs that are children
2253 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2254 ____builtin_va_alist decls as no part of the compiler uses those
2256 * langhooks.h (struct lang_hooks_for_decls): Add
2257 function_parm_expanded_from_pack_p, get_generic_function_decl
2258 and function_parameter_pack_p hooks. Fix comment for
2259 get_innermost_generic_parms hook.
2260 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2261 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2262 macros and use them to initialize lang_hook.
2264 2009-09-22 Richard Henderson <rth@redhat.com>
2266 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2267 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2268 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2269 on TRAMPOLINE_TEMPLATE.
2270 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2271 TRAMPOLINE_ADJUST_ADDRESS.
2272 * targhooks.c (default_asm_trampoline_template): Remove.
2273 (default_trampoline_adjust_address): Remove.
2274 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2275 * targhooks.h: Update decls.
2277 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2279 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2280 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2281 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2283 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2286 * reload1.c (reload): Reset debug insns with pseudos without
2289 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2291 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2292 unconditional true for decimal float modes.
2293 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2294 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2296 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2298 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2299 Enable a new case for __FreeBSD__ >= 7.
2300 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2301 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2302 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2303 and USE_LD_AS_NEEDED.
2305 * doc/install.texi (*-*-freebsd*): Update target information.
2307 2009-09-22 Richard Guenther <rguenther@suse.de>
2310 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2311 arrays really properly.
2313 2009-09-22 Richard Henderson <rth@redhat.com>
2316 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2317 calls.static_chain, calls.trampoline_init,
2318 calls.trampoline_adjust_address.
2319 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2320 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2321 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2322 * builtins.c (expand_builtin_setjmp_receiver): Use
2323 targetm.calls.static_chain; only clobber registers.
2324 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2325 set up memory attributes properly for the trampoline block.
2326 (expand_builtin_adjust_trampoline): Use
2327 targetm.calls.trampoline_adjust_address.
2328 * calls.c (prepare_call_address): Add fndecl argument. Use
2329 targetm.calls.static_chain.
2330 * df-scan.c (df_need_static_chain_reg): Remove.
2331 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2332 consolodate static chain handling.
2333 * doc/tm.texi: Document new hooks.
2334 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2335 (init_emit_regs): Don't initialize them.
2336 * expr.h (prepare_call_address): Update decl.
2337 * final.c (profile_function): Use targetm.calls.static_chain.
2338 * function.c (expand_function_start): Likewise.
2339 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2340 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2341 only clobber registers.
2342 * targhooks.c (default_static_chain): New.
2343 (default_asm_trampoline_template, default_trampoline_init): New.
2344 (default_trampoline_adjust_address): New.
2345 * targhooks.h: Declare them.
2346 * varasm.c (assemble_trampoline_template): Use
2347 targetm.asm_out.trampoline_template. Make the memory block const
2350 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2351 alpha_initialize_trampoline. Make static. Merge VMS parameter
2352 differences into the TARGET_ABI_OPEN_VMS code block.
2353 (TARGET_TRAMPOLINE_INIT): New.
2354 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2355 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2356 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2357 (INITIALIZE_TRAMPOLINE): Remove.
2359 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2360 (TRAMPOLINE_TEMPLATE): Merge with ...
2361 (INITIALIZE_TRAMPOLINE): ... this and move ...
2362 * config/arc/arc.c (arc_trampoline_init): ... here.
2363 (TARGET_TRAMPOLINE_INIT): New.
2365 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2366 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2367 (arm_asm_trampoline_template): New.
2368 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2369 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2370 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2371 code to arm_asm_trampoline_template.
2372 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2373 arm_trampoline_adjust_address.
2374 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2375 adjust for target hook parameters.
2377 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2380 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2381 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2382 (bfin_trampoline_init): Rename from initialize_trampoline;
2383 make static; update for target hook parameters.
2384 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2385 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2386 bfin_asm_trampoline_template.
2387 (INITIALIZE_TRAMPOLINE): Remove.
2389 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2390 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2391 cris_trampoline_init): New.
2392 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2393 cris_asm_trampoline_template.
2394 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2395 adjust for target hook parameters.
2397 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2399 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2400 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2401 fr30_trampoline_init): New.
2402 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2403 fr30_asm_trampoline_template.
2404 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2405 adjust for target hook parameters.
2407 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2408 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2409 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2410 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2411 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2413 * config/h8300/h8300.c (h8300_trampoline_init): New.
2414 (TARGET_TRAMPOLINE_INIT): New.
2415 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2416 to h8300_trampoline_init and adjust for hook parameters.
2418 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2419 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2420 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2421 make static; adjust for hook parameters.
2422 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2424 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2425 (TARGET_TRAMPOLINE_INIT): New.
2426 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2427 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2428 iq2000_asm_trampoline_template.
2429 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2430 (TRAMPOLINE_CODE_SIZE): New.
2431 (TRAMPOLINE_SIZE): Use it.
2432 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2434 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2435 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2436 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2437 adjust for hook parameters.
2438 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2440 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2441 (m32r_trampoline_init): New.
2442 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2443 m32r_trampoline_init.
2445 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2446 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2447 make static; update for hook parameters.
2448 * config/m68hc11/m68hc11-protos.h: Update.
2449 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2451 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2452 (TARGET_TRAMPOLINE_INIT): New.
2453 (mcore_function_value): Fix typo.
2454 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2455 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2456 to mcore_asm_trampoline_template.
2457 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2459 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2460 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2461 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2462 update for hook parameters.
2463 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2465 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2466 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2467 mips_trampoline_init): New.
2468 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2469 mips_asm_trampoline_template.
2470 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2471 update for hook parameters.
2473 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2474 (TARGET_TRAMPOLINE_INIT): New.
2475 (mmix_trampoline_size): Remove.
2476 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2477 make static. Remove out-of-date tetra vs octa comment.
2478 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2479 make static; update for hook parameters.
2480 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2481 (INITIALIZE_TRAMPOLINE): Remove.
2482 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2483 (TRAMPOLINE_ALIGNMENT): New.
2484 * gcc/config/mmix/mmix-protos.h: Update.
2486 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2487 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2488 mn10300_trampoline_init): New.
2489 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2490 mn10300_asm_trampoline_template.
2491 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2493 * config/moxie/moxie.c (moxie_static_chain,
2494 moxie_asm_trampoline_template, moxie_trampoline_init,
2495 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2496 TARGET_TRAMPOLINE_INIT): New.
2497 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2498 moxie_trampoline_init.
2499 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2500 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2502 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2503 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2504 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2505 pa_trampoline_adjust_address): New.
2506 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2507 pa_asm_trampoline_template.
2508 (TRAMPOLINE_ALIGNMENT): New.
2509 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2510 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2511 adjust for hook parameters.
2512 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2514 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2515 (TARGET_TRAMPOLINE_INIT): New.
2516 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2517 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2519 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2521 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2522 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2523 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2524 make static; adjust parameters for the hook.
2525 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2527 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2528 s390_trampoline_template; make static.
2529 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2530 make static; adjust for target hook.
2531 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2532 * config/s390/s390-protos.h: Remove trampoline decls.
2533 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2534 (TRAMPOLINE_TEMPLATE): Remove.
2535 (TRAMPOLINE_ALIGNMENT): New.
2537 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2538 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2539 (TARGET_TRAMPOLINE_INIT): New.
2540 (score_asm_trampoline_template): New.
2541 (score_trampoline_init): Rename from score_initialize_trampoline;
2542 make static; adjust for hook parameters.
2543 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2544 score[37]_asm_trampoline_template.
2545 (INITIALIZE_TRAMPOLINE): Remove.
2546 * config/score/score3.c (score3_asm_trampoline_template): New.
2547 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2548 adjust for target hook.
2549 * config/score/score7.c (score7_asm_trampoline_template): New.
2550 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2551 adjust for target hook.
2552 * config/score/score3.h, config/score/score7.h: Update.
2554 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2555 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2556 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2557 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2558 make static; adjust for target hook parameters.
2559 (sh_trampoline_adjust_address): New.
2560 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2561 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2563 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2564 (sparc32_initialize_trampoline): Rename from
2565 sparc_initialize_trampoline; make static; replace tramp parameter
2566 with m_tramp and update memory accesses.
2567 (sparc64_initialize_trampoline): Similarly.
2568 (sparc_trampoline_init): New.
2569 * config/sparc/sparc-protos.h: Remove trampoline decls.
2570 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2571 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2573 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2574 (array_to_constant): Make ARR parameter const.
2575 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2576 make static; update for hook parameters.
2577 * config/spu/spu-protos.h: Update decls.
2578 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2580 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2581 from xstormy16_initialize_trampoline; make static; update for
2583 (TARGET_TRAMPOLINE_INIT): New.
2584 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2586 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2587 (TARGET_TRAMPOLINE_INIT): New.
2588 (v850_can_eliminate): Make static.
2589 (v850_asm_trampoline_template, v850_trampoline_init): New.
2590 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2591 v850_asm_trampoline_template.
2592 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2593 and adjust for target hook parameters.
2595 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2596 (TARGET_TRAMPOLINE_INIT): New.
2597 (vax_asm_trampoline_template, vax_trampoline_init): New.
2598 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2599 vax_asm_trampoline_template.
2600 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2602 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2603 (TARGET_TRAMPOLINE_INIT): New.
2604 (xtensa_asm_trampoline_template): Rename from
2605 xtensa_trampoline_template; make static.
2606 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2607 make static; update for hook parameters.
2608 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2609 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2610 (INITIALIZE_TRAMPOLINE): Remove.
2612 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2613 error for nested functions with regparm=3.
2614 (ix86_compute_frame_layout): Adjust frame pointer offset for
2615 ix86_static_chain_on_stack.
2616 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2617 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2618 don't reset to UNITS_PER_WORD.
2619 (ix86_emit_leave): Adjust ix86_cfa_state.
2620 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2621 (ix86_static_chain): New.
2622 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2623 make static; update for target hook parameters; use ix86_static_chain.
2624 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2625 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2626 (INITIALIZE_TRAMPOLINE): Remove.
2627 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2628 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2629 to the end. Add static_chain_on_stack.
2630 (ix86_static_chain_on_stack): New.
2632 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2633 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2634 (m68k_trampoline_init): New.
2635 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2636 m68k_trampoline_init and adjust for hook parameters.
2637 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2638 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2640 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2642 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2643 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2645 * reload1.c (reload): Call wrap_constant when substituting
2646 reg for equiv inside of DEBUG_INSNs.
2649 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2650 add_call_src_coords_attributes, add_high_low_attributes,
2651 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2652 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2653 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2654 when -gdwarf-2 -gstrict-dwarf.
2655 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2656 -gdwarf-[23] -gstrict-dwarf.
2657 (address_of_int_loc_descriptor, loc_descriptor,
2658 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2659 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2660 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2662 2009-09-22 Richard Guenther <rguenther@suse.de>
2664 PR tree-optimization/41428
2665 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2666 (ccp_finalize): Pass it to substitute_and_fold.
2668 2009-09-22 Richard Guenther <rguenther@suse.de>
2670 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2671 (substitute_and_fold): Adjust prototype.
2672 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2673 (simplify_stmt_using_ranges): Likewise.
2674 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2675 (vrp_fold_stmt): New function.
2676 (vrp_finalize): Pass it to substitute_and_fold.
2677 * tree-flow.h (vrp_evaluate_conditional): Remove.
2678 (simplify_stmt_using_ranges): Likewise.
2679 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2680 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2681 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2683 (fold_predicate_in): Move to tree-vrp.c.
2684 (substitute_and_fold): Use the callback instead of calling into
2685 tree-vrp.c functions directly.
2687 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2689 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2690 comparison warning on rs6000.
2693 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2694 GIMPLE_EH_MUST_NOT_THROW cleanup.
2695 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2697 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2700 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2701 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2702 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2703 libSystem which is derived from the gcc 4.2.1 unwinder.
2705 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2708 * varasm.c (default_encode_section_info): Copy TLS model into
2709 sym_ref flags regardless of backend support for TLS, for all
2710 model types except TLS_MODEL_EMULATED.
2712 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2715 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2716 we can handle it correctly.
2718 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2720 * doc/install.texi (os2): Remove section.
2722 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2724 * doc/standards.texi (Objective-C): Adjust two URLs.
2726 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2728 * tree-tailcall.c (process_assignment): Don't check if a
2729 multiplication or an addition are already present.
2730 (find_tail_calls): Combine multiple additions and multiplications.
2731 (adjust_accumulator_values): Emit accumulators.
2733 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2735 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2736 xmm register restore.
2738 2009-09-21 Jan Hubicka <jh@suse.cz>
2740 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2741 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2744 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2746 * stor-layout.c (layout_type): Remove obsolete code.
2748 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2751 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2753 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2756 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2757 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2758 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2759 * fold-const.c (const_binop): Likewise.
2760 * real.h (do_mpc_arg2): Update prototype.
2762 2009-09-20 Jan Hubicka <jh@suse.cz>
2764 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2765 (add_location_or_const_value_attribute): Rewrite using
2767 (tree_add_const_value_attribute): Return true if successful.
2768 (tree_add_const_value_attribute_for_decl): Likewise.
2770 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2771 (loc_descriptor): ... here;
2772 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2773 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2774 pool items that was not marked for output.
2775 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2776 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2777 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2778 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2779 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2780 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2781 DW_OP_stack_value to get address of items that are not available
2783 (dw_loc_list): Handle single element lists correctly.
2785 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2786 Pascal Obry <obry@adacore.com>
2788 * unwind-dw2-fde.c (classify_object_over_fdes):
2789 Cast the constant 1 to _Unwind_Ptr.
2790 (add_fdes): Likewise.
2791 (linear_search_fdes): Likewise.
2793 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2795 * stor-layout.c (set_sizetype): Avoid useless type copy.
2797 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2799 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2801 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2802 * configure, config.in: Regenerate.
2803 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2805 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2806 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2807 for global data if the output could be used in a shared library.
2808 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2809 to 0 if TARGET_WRITABLE_EH_FRAME.
2811 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2813 PR rtl-optimization/39886
2814 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2815 just when insn is equal to BB_END (bb).
2817 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2819 * config/mips/mips.opt (mrelax-pic-calls): New option.
2820 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2822 (mips_unspec_call): Change "unspec_call" expander into this.
2823 (mips_strip_unspec_call): New function.
2824 (mips_got_load): Call mips_unspec_call instead of
2825 gen_unspec_call<mode>.
2826 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2828 (mips_cfg_in_reorg): New function.
2829 (mips16_lay_out_constants): Use it to decide whether to call
2830 CFG-aware insn splitting.
2831 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2832 mips_reorg. Move DF set-up code from here ...
2833 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2835 (mips_reorg): Call mips_df_reorg instead of
2836 r10k_insert_cache_barriers. Move CFG set-up code here from
2837 r10k_insert_cache_barriers.
2838 (mips_call_expr_from_insn): New function.
2839 (mips_pic_call_symbol_from_set): Likewise.
2840 (mips_find_pic_call_symbol): Likewise.
2841 (mips_annotate_pic_call_expr): Likewise.
2842 (mips_get_pic_call_symbol): Likewise.
2843 (mips_annotate_pic_calls): Likewise.
2844 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2846 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2847 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2848 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2850 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2851 (unspec_call<mode>): Remove it.
2852 (sibcall_internal, sibcall_value_internal,
2853 sibcall_value_multiple_internal, call_internal, call_split,
2854 call_value_internal, call_value_split,
2855 call_value_multiple_internal, call_value_multiple_split): Pass
2856 SIZE_OPNO to MIPS_CALL.
2857 (call_internal_direct, call_direct_split,
2858 call_value_internal_direct, call_value_direct_split): Pass -1 as
2859 SIZE_OPNO to MIPS_CALL.
2860 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2861 * configure: Regenerate.
2862 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2863 and -mno-relax-pic-calls.
2864 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2866 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2869 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2870 in the directory this rule is called from, rather than the
2871 toplevel 'gcc' directory, to fix in-tree build.
2873 2009-09-19 Chris Demetriou <cgd@google.com>
2875 PR preprocessor/28435:
2876 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2877 to cpplib that the preprocessor output is needed.
2879 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2881 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2882 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2883 *return_and_restore_fpregs_<mode>,
2884 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2887 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2888 instead of assuming it has always a REG inside of it.
2890 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2892 * config/freebsd.h: Update comment on types.
2893 (WINT_TYPE): Define.
2895 2009-09-18 Jason Merrill <jason@redhat.com>
2897 * c.opt: Add -fno-deduce-init-list.
2899 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2901 * value-prof.c (interesting_stringop_to_profile_p): Added output
2902 argument to indicate which parameter is the size parameter.
2903 * value-prof.c (gimple_stringop_fixed_value): Use
2904 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2905 * value-prof.c (gimple_stringops_transform): Update call sites to
2906 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2908 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2911 From David Binderman <dcb314@hotmail.com>:
2912 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2913 local variable f. Remove stale comments.
2914 (ix86_compute_frame_layout): Remove useless local variable total_size.
2915 Remove #if 0'd code.
2916 (legitimate_address_p): Remove useless local variables
2917 reason_rtx and reason.
2918 (ix86_split_copysign_const): Remove useless local variable op1.
2919 (scale_counter): Remove useless local variable piece_size_mask.
2921 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2923 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2926 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2929 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2931 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2933 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2936 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2938 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2939 DW_OP_implicit_value even without dwarf_version 4.
2941 2009-09-17 Jan Hubicka <jh@suse.cz>
2943 * dwarf2out.c: Include tree-pass.h and gimple.h.
2944 (loc_list_plus_const): New function.
2945 (loc_descriptor_from_tree_1): Rename to ...
2946 (loc_descriptor_from_tree): ... remove original.
2947 (loc_list_from_tree): New function.
2948 (add_AT_location_description): Accept location list.
2949 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2950 (concatn_mem_loc_descriptor): Remove.
2951 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2953 (secname_for_decl): Move up.
2954 (hidden_reference_p): New function; break out from ...
2955 (loc_by_refernece): ... here; move up.
2956 (dw_loc_list): New function.
2957 (single_element_loc_list): New function.
2958 (single_element_loc_list_p): New function.
2959 (add_loc_descr_to_each): New function.
2960 (add_loc_list): New function.
2961 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2962 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2963 add diagnostics why expansion failed.
2964 (add_location_or_const_value_attribute): Support location lists.
2965 (add_bound_info): Likewise.
2966 (descr_info_loc): Update call of loc_descriptor_from_tree.
2967 (gen_variable_die): Work on location lists.
2968 * final.c (pass_final): Add dump file.
2969 * Makefile.in (dwarf2out.o): Add new dependencies.
2971 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2974 * real.c decimal_from_integer, decimal_integer_string): New.
2975 (real_from_integer): Use them as special case for decimal float.
2976 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2977 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2978 Do not append zero after the decimal point in string to convert.
2980 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2982 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2983 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2985 2009-09-17 Martin Jambor <mjambor@suse.cz>
2987 * common.opt (fipa-sra): New switch.
2988 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2989 * timevar.def (TV_IPA_SRA): New timevar.
2990 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2991 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2992 * tree-sra.c: Include cgraph.c.
2993 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2994 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2995 and grp_not_necessarilly_dereferenced.
2996 (func_param_count): New variable.
2997 (encountered_apply_args): New variable.
2998 (bb_dereferences): New variable.
2999 (final_bbs): New variable.
3000 (no_accesses_representant): New variable.
3001 (no_accesses_p): New function.
3002 (dump_access): Dump the new fields.
3003 (sra_initialize): Set encountered_apply_args to false.
3004 (get_ssa_base_param): New function.
3005 (mark_parm_dereference): New function.
3006 (create_access): Caring for INIDRECT_REFs and different handling of
3007 varialble length accesses in early IPA SRA. Store the stmt - a new
3008 parameter - to the new access.
3009 (build_access_from_expr_1): New parameter stmt, passed to
3010 create_access. Handle INDIRECT_REFs.
3011 (build_access_from_expr): Pass the current statement to
3012 build_access_from_expr_1.
3013 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3015 (build_accesses_from_assign): Pass the current statement to
3016 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3017 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3018 final_bbs when necessary. Check for calls to __builtin_apply_args.
3019 Fixup EH info if anythng was changed.
3020 (is_unused_scalar_param): New function.
3021 (ptr_parm_has_direct_uses): New function.
3022 (find_param_candidates): New function.
3023 (mark_maybe_modified): New function.
3024 (analyze_modified_params): New function.
3025 (propagate_dereference_distances): New function.
3026 (dump_dereferences_table): New function.
3027 (analyze_caller_dereference_legality): New function.
3028 (unmodified_by_ref_scalar_representative): New function.
3029 (splice_param_accesses): New function.
3030 (decide_one_param_reduction): New function.
3031 (enum ipa_splicing_result): New type.
3032 (splice_all_param_accesses): New function.
3033 (get_param_index): New function.
3034 (turn_representatives_into_adjustments): New function.
3035 (analyze_all_param_acesses): New function.
3036 (get_replaced_param_substitute): New function.
3037 (get_adjustment_for_base): New function.
3038 (replace_removed_params_ssa_names): New function.
3039 (sra_ipa_reset_debug_stmts): New function.
3040 (sra_ipa_modify_expr): New function.
3041 (sra_ipa_modify_assign): New function.
3042 (convert_callers): New function.
3043 (modify_function): New function.
3044 (ipa_sra_preliminary_function_checks): New function.
3045 (ipa_early_sra): New function.
3046 (ipa_early_sra_gate): New function.
3047 (pass_early_ipa_sra): New variable.
3048 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3050 2009-09-17 Michael Matz <matz@suse.de>
3053 * tree.c (build_type_attribute_qual_variant): Export.
3054 * tree.h (build_type_attribute_qual_variant): Declare.
3055 * tree-inline.c (remap_type_1): Use it to build variants with
3056 the original qualifiers and attributes.
3058 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3060 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3061 without a fallthrough edge.
3063 2009-09-16 DJ Delorie <dj@redhat.com>
3065 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3066 chip and ignore the "fast_interrupt" attribute if so.
3068 2009-09-16 Richard Henderson <rth@redhat.com>
3071 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3074 2009-09-16 Richard Henderson <rth@redhat.com>
3077 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3078 is set only if DECL_NO_STATIC_CHAIN is unset.
3079 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3080 (FOR_EACH_NEST_INFO): New.
3081 (walk_all_functions): Use it.
3082 (finalize_nesting_tree): Likewise.
3083 (unnest_nesting_tree): Likewise.
3084 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3085 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3086 (convert_gimple_call): Early out if gimple_call_chain already set.
3087 (convert_all_function_calls): Iterate until no new functions
3088 require a static chain.
3089 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3090 when building a trampoline. Use dump_function_to_file instead
3092 (lower_nested_functions): Open dump_file. Validate that decls
3093 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3094 bit reset by this pass.
3096 2009-09-16 Michael Matz <matz@suse.de>
3099 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3100 shorten decl_common_unused.
3101 (DECL_RESTRICTED_P): New accessor.
3102 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3103 to disambiguate marked decls and restrict pointers.
3105 2009-09-16 Richard Henderson <rth@redhat.com>
3108 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3110 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3112 * integrate.c (set_block_abstract_flags): Call
3113 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3115 2009-09-16 Richard Guenther <rguenther@suse.de>
3118 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3121 2009-09-16 DJ Delorie <dj@redhat.com>
3122 Kaz Kojima <kkojima@gcc.gnu.org>
3124 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3125 (sh_expand_prologue): Update calls to output_stack_adjust.
3126 (sh_expand_epilogue): Likewise.
3128 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3131 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3132 trying to limit the extent of searches in the insn stream.
3134 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3135 Jakub Jelinek <jakub@redhat.com>
3139 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3141 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3142 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3143 (rs6000_savres_strategy): Always save FP registers inline if the
3144 target doesn't support hardware double-precision. Set the above
3145 bits in return value when needed.
3146 (rs6000_savres_routine_sym): Fix computation for cache selector.
3147 Mark the generated symbol as a function. Rename exitp argument to
3148 lr. Move code for determining the name of the symbol...
3149 (rs6000_savres_routine_name): ...here. New function. Add cases for
3150 getting the names right on AIX and 64-bit Linux.
3151 (savres_routine_name): New variable.
3152 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3153 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3154 on what the target routine uses as a base register. If savep && lr
3155 describe saving of r0 into memory slot.
3156 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3157 line calls for AIX ABI.
3158 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3159 determine FP save/restore functions.
3160 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3161 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3163 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3164 Duplicate restoration of LR and execute the appropriate one
3165 depending on whether GPRs are being restored inline. Set r11 from
3166 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3167 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3168 Fix out of line calls for AIX ABI.
3169 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3171 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3173 (*restore_gpregs_spe): Likewise.
3174 (*return_and_restore_gpregs_spe): Likewise.
3175 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3176 Define to empty string unconditionally.
3177 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3178 Define to empty string unconditionally.
3179 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3182 2009-09-15 Jan Hubicka <jh@suse.cz>
3184 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3185 * params.def (inline-insns-auto): Likewise.
3187 2009-09-15 Martin Jambor <mjambor@suse.cz>
3189 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3190 individual statements only at TDF_DETAILS dump level. Format
3191 source for 80 characters per line.
3193 2009-09-15 Christian Bruel <christian.bruel@st.com>
3195 * regrename.c (do_replace): Update REG_DEAD notes.
3197 2009-09-15 Revital Eres <eres@il.ibm.com>
3199 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3200 * targhooks.c (default_builtin_support_vector_misalignment):
3201 New builtin function.
3202 * targhooks.h (default_builtin_support_vector_misalignment):
3204 * target.h (builtin_support_vector_misalignment):
3205 New field in struct gcc_target.
3206 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3207 new builtin function.
3208 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3210 * config/rs6000/rs6000.c
3211 (rs6000_builtin_support_vector_misalignment): New function.
3212 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3214 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3216 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3218 (bfin_optimize_loop): Likewise.
3219 (bfin_gen_bundles): Likewise.
3220 (workaround_speculation): Likewise.
3221 (find_load): Return NULL_RTX for debug_insn.
3223 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3225 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3228 2009-09-14 DJ Delorie <dj@redhat.com>
3230 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3231 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3234 2009-09-14 Richard Henderson <rth@redhat.com>
3235 Jakub Jelinek <jakub@redhat.com>
3237 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3238 * cfgbuild.c (make_edges): Handle asm goto.
3239 * cfglayout.c (fixup_reorder_chain): Likewise.
3240 * cfgrtl.c (patch_jump_insn): Likewise.
3241 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3242 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3243 (gimple_build_asm_vec): Add and use labels parameter.
3244 (gimple_build_asm): Remove.
3245 (walk_gimple_asm): Walk labels too.
3246 * gimple.def (GIMPLE_ASM): Update docs.
3247 * gimple.h: Update decls.
3248 (struct gimple_statement_asm): Change nc to use unsigned char;
3250 (gimple_asm_nlabels): New.
3251 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3252 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3253 into gimple_build_asm_vec.
3254 * jump.c (mark_jump_label_asm): New.
3255 (mark_jump_label): Use it.
3256 (redirect_jump_1): Handle asm goto.
3257 (invert_jump_1): Soft fail if X is null.
3258 * recog.c (extract_asm_operands): New.
3259 (asm_noperands): Use it; handle asm labels.
3260 (decode_asm_operands): Use extract_asm_operands.
3261 (asm_operand_ok): Properly handle empty string.
3262 * reg-stack.c (get_asm_operands_in_out): Rename from
3263 get_asm_operand_n_inputs; use extract_asm_operands; return both
3264 inputs and outputs by reference; update all callers.
3265 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3266 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3267 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3268 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3269 (extract_asm_operands): Declare.
3270 * stmt.c (expand_asm_operands): Add and use labels parameter.
3271 (check_unique_operand_names): Likewise.
3272 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3273 (expand_asm_stmt): Handle asm labels.
3274 * tree-cfg.c (make_gimple_asm_edges): New.
3275 (make_edges): Use it.
3276 (cleanup_dead_labels): Handle asm labels.
3277 (is_ctrl_altering_stmt): Likewise.
3278 (gimple_redirect_edge_and_branch): Likewise.
3279 * tree.def (ASM_EXPR): Add 5th operand.
3280 * tree.h (ASM_LABELS): New.
3281 (resolve_asm_operand_names): Update decl.
3283 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3284 (c_parser_asm_goto_operands): New.
3285 * c-tree.h (build_asm_expr): Update decl.
3286 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3287 * doc/extend.texi: Document asm goto.
3289 2009-09-14 Richard Henderson <rth@redhat.com>
3291 * except.h: Update declarations.
3292 (struct pointer_map_t): Forward declare.
3293 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3294 (struct eh_landing_pad_d, eh_landing_pad): New.
3295 (struct eh_catch_d, eh_catch): New.
3296 (struct eh_region_d): Remove next_region_sharing_label, aka,
3297 label, tree_label, landing_pad, post_landing_pad, resume,
3298 may_contain_throw. Rename region_number to index. Remove
3299 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3300 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3301 (VEC(eh_landing_pad,gc)): New.
3302 (struct eh_status): Remove last_region_number. Add lp_array,
3303 throw_stmt_table, ttype_data, ehspec_data.
3304 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3305 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3306 * except.c (lang_protect_cleanup_actions): Return tree.
3307 (struct ehl_map_entry): Remove.
3308 (init_eh_for_function): Push zero entries for region and lp_array.
3309 (gen_eh_region): Add to region_array immediately.
3310 (gen_eh_region_catch): Operate on eh_catch objects.
3311 (gen_eh_landing_pad): New.
3312 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3313 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3314 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3315 (get_eh_landing_pad_from_number_fn): New.
3316 (get_eh_landing_pad_from_number): New.
3317 (get_eh_region_from_lp_number_fn): New.
3318 (get_eh_region_from_lp_number): New.
3319 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3320 (get_exception_pointer, get_exception_filter): Remove.
3321 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3322 (current_function_has_exception_handlers): Simplify.
3323 (bring_to_root, eh_region_replaceable_by_p): Remove.
3324 (replace_region, hash_type_list, hash_eh_region): Remove.
3325 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3326 (label_to_region_map, num_eh_regions): Remove.
3327 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3328 (find_exception_handler_labels): Remove.
3329 (duplicate_eh_regions_0, find_prev_try): Remove.
3330 (struct duplicate_eh_regions_data): New.
3331 (duplicate_eh_regions_1): Rewrite.
3332 (duplicate_eh_regions): Return a pointer map instead of an
3334 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3335 (redirect_eh_edge_to_label): Remove.
3336 (eh_region_outermost): Rewrite using eh_region pointers
3337 instead of integers.
3338 (add_ttypes_entry): Update for ttype_data move to eh_status.
3339 (add_ehspec_entry): Rewrite with VEC instead of varray.
3340 (assign_filter_values): Likewise. Export.
3341 (build_post_landing_pads, connect_post_landing_pads): Remove.
3342 (dw2_build_landing_pads): Rewrite to use lp_array.
3343 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3344 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3345 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3346 (sjlj_mark_call_sites): Update for landing pad numbers.
3347 (finish_eh_generation): Rewrite.
3348 (gate_handle_eh): Do nothing for no eh tree.
3349 (pass_rtl_eh): Move up near finish_eh_generation.
3350 (remove_eh_landing_pad): New.
3351 (remove_eh_handler): Export.
3352 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3353 (for_each_eh_label): Rewrite to use lp_array.
3354 (make_reg_eh_region_note): New.
3355 (make_reg_eh_region_note_nothrow_nononlocal): New.
3356 (insn_could_throw_p): New.
3357 (copy_reg_eh_region_note_forward): New.
3358 (copy_reg_eh_region_note_backward): New.
3359 (check_handled, add_reachable_handler): Remove.
3360 (reachable_next_level, foreach_reachable_handler): Remove.
3361 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3362 (get_eh_region_and_lp_from_rtx): New.
3363 (get_eh_region_from_rtx): New.
3364 (can_throw_internal_1, can_throw_external_1): Remove.
3365 (can_throw_internal): Use get_eh_region_from_rtx.
3366 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3367 (insn_nothrow_p, can_nonlocal_goto): New.
3368 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3369 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3370 (add_action_record): Use VEC not varray.
3371 (collect_one_action_chain): Update for eh_region changes.
3372 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3373 Use get_eh_region_and_lp_from_rtx.
3374 (gate_convert_to_eh_region_ranges): New.
3375 (pass_convert_to_eh_region_ranges): Use it.
3376 (push_uleb128, push_sleb128): Use VEC not varray.
3377 (output_one_function_exception_table): Likewise.
3378 (dump_eh_tree): Update for eh_region changes.
3379 (verify_eh_tree): Likewise.
3380 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3381 * tree-eh.c: Include target.h.
3382 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3383 Don't disallow GIMPLE_RESX; adjust argument check.
3384 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3385 (record_stmt_eh_region): Update for landing pad numbers;
3386 generate a landing pad if necessary.
3387 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3388 (remove_stmt_from_eh_lp_fn): Similarly.
3389 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3390 Update for lp numbers; don't special case missing throw_stmt_table.
3391 (lookup_expr_eh_lp): Similarly.
3392 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3393 (eh_seq, eh_region_may_contain_throw): New.
3394 (struct leh_state): Add ehp_region.
3395 (struct leh_tf_state): Remove eh_label.
3396 (emit_post_landing_pad): New.
3397 (emit_resx, emit_eh_dispatch): New.
3398 (note_eh_region_may_contain_throw): New.
3399 (frob_into_branch_around): Take eh_region not eh label;
3400 emit eh code into eh_seq.
3401 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3402 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3403 lower_eh_must_not_throw. Emit code to eh_seq.
3404 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3405 (lower_try_finally_onedest): Likewise.
3406 (lower_try_finally_copy): Likewise.
3407 (lower_try_finally_switch): Likewise.
3408 (lower_try_finally): Initialize ehp_region.
3409 (lower_catch): Update for eh_catch objects.
3410 (lower_eh_filter): Don't handle must_not_throw.
3411 (lower_eh_must_not_throw): New.
3412 (lower_cleanup): Don't set eh_label.
3413 (lower_eh_constructs_2): Resolve eh builtins.
3414 Handle GIMPLE_EH_MUST_NOT_THROW.
3415 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3416 Add eh_seq to the end of the function body.
3417 (make_eh_dispatch_edges): New.
3418 (make_eh_edge): Remove.
3419 (make_eh_edges): Simplify for landing pads.
3420 (redirect_eh_edge_1): New.
3421 (redirect_eh_edge): Use it.
3422 (redirect_eh_dispatch_edge): New.
3423 (stmt_could_throw_p): Use a switch. Allow RESX.
3424 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3425 (stmt_can_throw_internal): Likewise.
3426 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3427 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3428 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3429 (gate_refactor_eh): New.
3430 (pass_refactor_eh): Use it.
3431 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3432 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3433 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3434 (remove_unreachable_handlers): Rename from
3435 tree_remove_unreachable_handlers; rewrite for landing pads;
3436 call remove_eh_handler directly.
3437 (remove_unreachable_handlers_no_lp): New.
3438 (unsplit_eh, unsplit_all_eh): New.
3439 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3440 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3441 (cleanup_empty_eh_unsplit): New.
3442 (cleanup_empty_eh): Rewrite.
3443 (cleanup_all_empty_eh): New.
3444 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3445 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3446 (gate_cleanup_eh): New.
3447 (pass_cleanup_eh): Use it.
3448 (verify_eh_edges): Move later in file. Expect one EH edge.
3449 (verify_eh_dispatch_edge): New.
3451 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3452 (gtype-desc.o): Add TARGET_H.
3453 (tree.o): Use EXCEPT_H, not except.h.
3454 (cfgbuild.o): Add EXPR_H.
3455 (GTFILES): Add vecprim.h.
3456 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3457 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3458 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3459 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3460 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3461 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3462 calls to can_throw_internal.
3463 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3464 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3465 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3466 (expand_gimple_stmt): Use make_reg_eh_region_note.
3467 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3468 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3469 or find_exception_handler_labels.
3470 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3471 there is exacly one EH edge. Use can_nonlocal_goto and
3473 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3474 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3475 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3476 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3477 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3478 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3479 * dse.c (scan_insn): Use insn_could_throw_p.
3480 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3481 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3482 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3483 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3484 EXC_PTR_EXPR or FILTER_EXPR.
3485 (tree_expr_nonzero_warnv_p): Likewise.
3486 * function.h: Include vecprim.h, not varray.h
3487 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3488 move ttype_data and ehspec_data members to struct eh_status; change
3489 action_record_data member to a VEC.
3490 * gcse.c (hash_scan_set): Use can_throw_internal.
3491 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3492 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3493 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3494 (block_may_fallthru): Don't handle RESX_EXPR.
3495 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3496 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3497 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3498 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3499 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3500 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3501 (gimple_size): Likewise.
3502 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3503 (gimple_build_resx): Use gimple_build_with_ops.
3504 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3505 (is_gimple_val): Likewise.
3506 (is_gimple_stmt): Remove RESX_EXPR.
3507 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3508 (GIMPLE_RESX): Reorder with other EH constructs.
3509 * gimple.h (struct gimple_statement_eh_mnt): New.
3510 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3511 (gimple_eh_filter_must_not_throw): Remove.
3512 (gimple_eh_filter_set_must_not_throw): Remove.
3513 (gimple_eh_must_not_throw_fndecl): New.
3514 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3515 (is_gimple_resx): New.
3516 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3517 Don't copy EH_FILTER_MUST_NOT_THROW.
3518 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3519 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3520 handle must_not_throw_labels specially.
3521 * ipa-pure-const.c (check_call): Update debug statement for LP.
3522 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3523 * ipa-utils.c (get_base_var): Likewise.
3524 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3525 * lower-subreg.c (move_eh_region_note): Remove.
3526 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3527 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3528 (create_task_copyfn): Likewise.
3529 (maybe_catch_exception): Use gimple_build_eh_filter.
3530 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3531 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3532 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3533 and pass_lower_resx.
3534 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3535 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3536 can_throw_internal, can_nonlocal_goto.
3537 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3538 copy_reg_eh_region_note_forward.
3539 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3540 (emit_output_reload_insns): Likewise.
3541 (copy_eh_notes): Remove.
3542 * rtl.def (RESX): Remove.
3543 * rtl.h: Update declarations.
3544 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3545 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3546 (update_eh_label): Remove.
3547 (cleanup_dead_labels_eh): New.
3548 (cleanup_deal_labels): Use it instead of update_eh_label.
3549 (gimple_merge_blocks): Update landing pad data structure when
3550 removing a landing pad label.
3551 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3552 test; handle GIMPLE_EH_MUST_NOT_THROW.
3553 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3554 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3555 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3556 (verify_stmt): Likewise. Verify landing pads.
3557 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3558 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3559 (struct move_stmt_d): Add eh_map.
3560 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3561 (move_stmt_r): Remap eh region numbers in builtin calls,
3562 resx and eh_dispatch.
3563 (move_block_to_fn): Remove eh_offset parameter. Use
3564 maybe_duplicate_eh_stmt_fn.
3565 (find_outermost_region_in_block): Operate on eh_region pointers
3566 instead of region numbers.
3567 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3568 duplicate_eh_regions.
3569 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3570 test earlier. Disallow EH landing pads.
3571 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3572 * tree-flow.h: Update declarations.
3573 (struct tree_ann_common_d): Replace rn with lp_nr.
3574 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3575 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3576 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3577 resx and eh_dispatch.
3578 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3579 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3580 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3581 from duplicate_eh_regions.
3582 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3583 update RESX; handle EH_DISPATCH.
3584 (expand_call_inline): Set eh_lp_nr, not eh_region.
3585 (maybe_inline_call_in_expr): Likewise.
3586 * tree-inline.h (struct copy_body_data): Replace eh_region with
3587 eh_lp_nr, eh_region_offset with eh_map.
3588 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3589 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3590 * tree-pretty-print.c (dump_generic_node): Don't handle
3591 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3592 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3593 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3594 EXC_PTR_EXPR, FILTER_EXPR.
3595 * tree-ssa-operands.c (get_expr_operands): Likewise.
3596 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3597 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3598 (ao_ref_init_from_vn_reference): Likewise.
3599 * tree-ssa-sink.c (statement_sink_location): Likewise.
3600 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3601 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3602 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3603 EXC_PTR_EXPR, FILTER_EXPR.
3604 (is_exception_related): Remove.
3605 (compute_avail): Don't call it.
3606 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3607 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3608 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3609 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3611 (build_resx): Remove.
3612 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3613 * tree.h: Update declarations.
3614 (EH_FILTER_MUST_NOT_THROW): Remove.
3615 (struct tree_label_decl): Add eh_landing_pad_nr.
3616 (EH_LANDING_PAD_NR): New.
3617 * value-prof.c (gimple_ic): Tidy variable names. Update for
3618 landing pad numbers.
3619 (gimple_stringop_fixed_value): Tidy variable names. Assert
3620 that neither call stmt can throw.
3621 * vecprim.h (uchar): New.
3622 (VEC(uchar,heap), VEC(uchar,gc)): New.
3624 * c-common.c (c_define_builtins): Update call to
3625 build_common_builtin_nodes.
3626 * c-parser.c (c_parse_file): Don't call
3627 default_init_unwind_resume_libfunc.
3629 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3631 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3632 (mips_cprestore_address_p): Likewise.
3633 (mips_save_gp_to_cprestore_slot): Likewise.
3634 (mips_restore_gp): Rename to...
3635 (mips_restore_gp_from_cprestore_slot): ...this.
3636 (mips_must_initialize_gp_p): Declare.
3637 (mips_emit_save_slot_move): Likewise.
3638 (mips_output_load_label): Return nothing.
3639 (mips_eh_uses): Declare.
3640 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3641 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3642 (TARGET_ABSOLUTE_JUMPS): Likewise.
3643 (EH_USES): Likewise.
3644 (FIRST_PSEUDO_REGISTER): Update comment.
3645 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3646 (MIPS_CALL): ...here.
3647 (REGISTER_NAMES): Add $cprestore.
3648 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3649 Add load_label_length, has_inflexible_gp_insn_p,
3650 has_flexible_gp_insn_p, must_initialize_gp_p and
3651 must_restore_gp_when_clobbered_p.
3652 (mips_expand_call): Don't generate split instructions here.
3653 (mips_split_call): Update the call to mips_restore_gp after
3654 the above name change.
3655 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3656 (mips_find_gp_ref): New function.
3657 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3658 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3659 (mips_insn_has_flexible_gp_ref_p): Likewise.
3660 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3661 (mips_function_has_gp_insn): Delete.
3662 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3663 Use the new functions above. Only return INVALID_REGNUM
3664 for TARGET_ABSOLUTE_JUMPS.
3665 (mips_must_initialize_gp_p): New function.
3666 (mips_get_cprestore_base_and_offset): New function, extracted from...
3667 (mips_cprestore_slot): ...here. Take a bool parameter.
3668 (mips_cfun_has_cprestore_slot_p): New function.
3669 (mips_cprestore_address_p): Likewise.
3670 (mips_save_gp_to_cprestore_slot): Likewise.
3671 (mips_restore_gp): Rename to...
3672 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3673 epilogue_completed. Update the call to mips_cprestore_slot.
3674 Test cfun->machine->must_restore_gp_when_clobbered_p.
3675 (mips_direct_save_slot_move_p): New function.
3676 (mips_emit_save_slot_move): Likewise.
3677 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3678 of cfun->machine->global_pointer.
3679 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3680 (mips_save_reg): Use mips_emit_save_slot_move.
3681 (mips_expand_prologue): Set must_initialize_gp_p.
3682 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3683 for all cprestore saves. Emit a use_cprestore instruction after
3684 setting up the cprestore slot.
3685 (mips_restore_reg): Use mips_emit_save_slot_move.
3686 (mips_process_load_label): New function.
3687 (mips_load_label_length): Likewise.
3688 (mips_output_load_label): Don't return asm: output it here instead.
3689 Use mips_process_load_label.
3690 (mips_adjust_insn_length): Adjust the length of branch instructions
3691 that have length MAX_PIC_BRANCH_LENGTH.
3692 (mips_output_conditional_branch): Update the call to
3693 mips_output_load_label. Assume the branch target is OPERANDS[0]
3694 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3695 (mips_output_order_conditional_branch): Swap the meaning of
3696 OPERANDS[0] and OPERANDS[1].
3697 (mips_variable_issue): Don't count ghost instructions.
3698 (mips_expand_ghost_gp_insns): New function.
3699 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3700 (mips_output_mi_thunk): Set must_initialize_gp_p.
3701 (mips_eh_uses): New function.
3702 * config/mips/predicates.md (cprestore_save_slot_operand)
3703 (cprestore_load_slot_operand): New predicates.
3704 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3705 (UNSPEC_MOVE_GP): Likewise.
3706 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3707 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3708 (CPRESTORE_SLOT_REGNUM): New register.
3709 (MAX_PIC_BRANCH_LENGTH): New constant.
3710 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3711 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3712 branches. Fix commentary.
3713 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3714 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3715 Change type to "ghost".
3716 (loadgp_absolute_<mode>): Likewise.
3717 (loadgp_rtp_<mode>): Likewise.
3718 (copygp_mips16): Likewise.
3719 (loadgp_blockage): Remove redundant mode attribute.
3720 (potential_cprestore): New instruction.
3721 (cprestore): Turn into an unspec set.
3722 (use_cprestore): New instruction.
3723 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3724 (*branch_fp_inverted): Likewise.
3725 (*branch_order<mode>): Likewise.
3726 (*branch_order<mode>_inverted): Likewise.
3727 (*branch_equality<mode>): Likewise.
3728 (*branch_equality<mode>_inverted): Likewise.
3729 (*branch_bit<bbv><mode>): Likewise.
3730 (*branch_bit<bbv><mode>_inverted): Likewise.
3731 (*branch_equality<mode>_mips16): Remove redundant mode.
3732 (jump): Turn into a define_expand.
3733 (*jump_absolute): New instruction.
3734 (*jump_pic): Likewise.
3735 (*jump_mips16): Rename previously-unnamed pattern. Remove
3736 redundant mode attribute.
3737 (restore_gp): Split on epilogue_completed rather than
3738 reload_completed. Change type to "ghost".
3739 (move_gp<mode>): New instruction.
3740 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3741 Remove redundant mode attribute.
3742 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3743 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3744 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3746 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3749 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3750 are returned in the same register (vs34 or v2) that Altivec vector
3751 types are returned in.
3752 (rs6000_libcall_value): Ditto.
3755 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3756 instead of explicit addsi3/adddi3 calls.
3757 (rs6000_split_multireg_move): Ditto.
3758 (rs6000_emit_allocate_stack): Ditto.
3759 (rs6000_emit_prologue): Ditto.
3760 (rs6000_output_mi_thunk): Ditto.
3762 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3763 size is 64 bits if we can use 64-bit registers.
3765 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3767 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3770 From Jie Zhang <jie.zhang@analog.com>:
3771 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3772 save FP and RETS with saveall attribute.
3773 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3774 with saveall attribute.
3776 * config/bfin/bfin.c (bfin_expand_builtin,
3777 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3780 From Jie Zhang <jie.zhang@analog.com>:
3781 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3782 before use in two places.
3783 * config/bfin/bfin.md (AREG): Define mode iterator.
3784 (reload_in, reload_out): Use mode iterator AREG.
3786 2009-09-14 Richard Guenther <rguenther@suse.de>
3789 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3790 EH personality path.
3792 2009-09-13 Richard Guenther <rguenther@suse.de>
3793 Rafael Avila de Espindola <espindola@google.com>
3795 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3796 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3797 (LANG_HOOKS_INITIALIZER): Adjust.
3798 (lhd_pass_through_t): Declare.
3799 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3801 * langhooks.c (lhd_pass_through_t): New function.
3802 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3803 dwarf2out_begin_prologue): Use personality from current_function_decl.
3804 * expr.h (get_personality_function): Declare.
3805 * expr.c (get_personality_function): New function.
3806 (build_personality_function): Likewise.
3807 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3808 (eh_personality_libfunc): Remove.
3809 * optabs.c (build_libfunc_function): New function split out from ...
3810 (init_one_libfunc): ... here.
3811 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3812 (tree_function_decl): Add personality.
3813 (lhd_gcc_personality): Declare.
3814 (build_personality_function): Likewise.
3815 * tree.c (gcc_eh_personality_decl): New.
3816 (lhd_gcc_personality): New function.
3817 * except.h (lang_eh_runtime_type): Remove.
3818 (enum eh_personality_kind): New.
3819 (build_personality_function): Declare.
3820 (function_needs_eh_personality): Declare.
3821 * except.c (lang_eh_runtime_type): Remove.
3822 (function_needs_eh_personality): New function.
3823 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3824 (sjlj_emit_function_enter, output_function_exception_table):
3825 Use personality from current_function_decl.
3826 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3827 * tree-inline.c (tree_can_inline_p): Do not inline across different
3829 (expand_call_inline): Likewise. Adjust the callers EH personality.
3830 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3831 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3832 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3833 (c-parser.o): Likewise
3834 * c-tree.h (c_eh_initialized_p): Remove.
3835 (c_maybe_initialize_eh): Likewise.
3836 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3837 (finish_decl): Don't call c_maybe_initialize_eh.
3838 (c_eh_initialized_p): Remove.
3839 (c_maybe_initialize_eh): Likewise.
3840 * c-parser.c (c_parser_omp_construct): Likewise.
3841 (c_parse_file): Initialize exception handling.
3843 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3845 * config.gcc (tm_file): Remove i386/biarch32.h
3846 for i?86-w64-mingw* case.
3847 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3849 * config.host: Set for x64 mingw the option
3850 use_long_long_for_widest_fast_int to yes.
3852 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3854 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3855 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3856 (dbxout_begin_function): Likewise.
3857 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3858 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3859 set on the function.
3860 (final_end_function): Likewise.
3861 (final_scan_insn): Likewise.
3862 (rest_of_handle_final): Likewise.
3863 * varasm.c (assemble_start_function): Likewise.
3864 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3866 2009-09-12 Jason Merrill <jason@redhat.com>
3868 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3869 * opts.c (common_handle_option): constify.
3871 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3873 * doc/install.texi (avr): Remove obsolete reference site.
3875 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3877 * doc/install.texi (Binaries): Adjust AIX link.
3879 2009-09-12 Akim Demaille <demaille@gostai.com>
3881 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3882 Use an imperative sentence.
3884 2009-09-11 Richard Henderson <rth@redhat.com>
3886 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3887 structure-name and has-tree-operands arguments; update all entries.
3888 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3890 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3891 (gsstruct_code_size): New.
3892 (gss_for_code_): New.
3893 (gss_for_code): Remove.
3894 (gimple_size): Rewrite using gsstruct_code_size.
3895 (gimple_statement_structure): Move to gimple.h.
3896 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3897 (gss_for_code, gimple_statement_structure): New.
3898 (gimple_ops): Use new arrays; tidy.
3900 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3902 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3903 operand to be a PLUS expression.
3904 * config/pa/pa.c (pa_secondary_reload): Likewise.
3906 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3908 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3910 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3913 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3915 From Jie Zhang <jie.zhang@analog.com>:
3916 * doc/extend.texi (node Function Attributes): Document l2
3918 (node Blackfin Variable Attributes): Document l2 variable attributes.
3920 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3922 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3923 to match the system compiler's configuration at inflection point.
3924 Add comment to remark a remaining difference with system compiler.
3926 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3927 * configure: Regenerate.
3929 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3931 From Jie Zhang <jie.zhang@analog.com>:
3932 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3933 (bfin_handle_l2_attribute): New.
3934 (bfin_attribute_table): Add l2 attribute.
3936 2009-09-11 Michael Matz <matz@suse.de>
3939 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3940 on the local_decls list.
3942 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3946 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3948 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3949 for VALUEs, to implement the documented interface.
3950 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3951 Adjust for VALUEs and anything else, to implement the
3952 documented interface.
3954 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3956 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3957 with actual SPE/paired vector modes before using 64-bit alignment.
3958 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3960 2009-09-10 DJ Delorie <dj@redhat.com>
3962 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3965 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3966 * config/mep/mep.c (mep_legitimate_constant_p): New.
3967 * config/mep/mep-protos.h: Prototype it.
3969 2009-09-10 Richard Henderson <rth@redhat.com>
3971 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3973 2009-09-10 Jason Merrill <jason@redhat.com>
3975 * tree.c (chain_index): New fn.
3976 * tree.h: Declare it.
3978 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3980 * config/sol2-c.c (cmn_err_length_specs): Initialize
3981 scalar_identity_flag.
3983 2009-09-10 Richard Henderson <rth@redhat.com>
3985 * tree.h (struct tree_decl_common): Move align member earlier;
3986 move label_decl_uid member ...
3987 (struct tree_label_decl): ... here.
3988 (LABEL_DECL_UID): Update to match.
3990 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3993 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3994 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3996 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3997 dest_prev if the edge is complex.
3999 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4001 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4002 loop latch tests earlier.
4004 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4005 before GIMPLE_RETURN, not after its predecessor; insert
4008 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4009 gimple_seq_empty_p to test for no PHI nodes.
4010 * tree-cfg.c (split_critical_edges): Likewise.
4012 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4014 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4016 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4017 introduced by the VTA branch merge.
4019 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4021 * ira-conflicts.c: Use fputs or putc instead of fprintf
4025 * tree-switch-conversion.c: Ditto.
4027 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4029 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4030 introduced by the VTA branch merge.
4032 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4035 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4037 PR rtl-optimization/39779
4038 * expr.c (convert_modes): Return when mode == oldmode after
4039 CONST_INTs are processed.
4041 2009-09-10 Nick Clifton <nickc@redhat.com>
4043 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4044 attribute and referring decl when creating renamed symbol.
4046 2009-09-10 Richard Guenther <rguenther@suse.de>
4049 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4051 (cgraph_finalize_compilation_unit): Compute reachability
4052 before emitting thunks. Properly process aliases before
4053 possibly removing unreachable nodes.
4055 2009-09-10 Richard Guenther <rguenther@suse.de>
4058 * tree.c (struct free_lang_data_d): Add worklist member.
4059 (find_decls_types_r): Push onto the worklist instead of recursing.
4060 Handle TREE_BINFOs properly.
4061 (find_decls_types): New function wrapped around find_decls_types_r
4062 to process the worklist.
4063 (find_decls_types_in_eh_region): Use it.
4064 (find_decls_types_in_node): Likewise.
4065 (find_decls_types_in_var): Likewise.
4066 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4067 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4068 (AGGREGATE_TYPE_P): Adjust.
4070 2009-09-09 Jason Merrill <jason@redhat.com>
4072 * configure.ac: Check glibc version even if we have an in-tree
4075 2009-09-09 Anthony Green <green@moxielogic.com>
4077 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4078 the constant 0 when appropriate.
4079 * config/moxie/constraints.md: Add constraint O.
4081 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4082 to pass up to 6 32-bit argument values in registers.
4083 (moxie_function_arg): Ditto.
4084 (moxie_arg_partial_bytes): Ditto.
4085 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4086 (REG_PARM_STACK_SPACE): Ditto.
4087 (FUNCTION_ARG_REGNO_P): Ditto.
4089 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4090 instruction to allocate stack space.
4092 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4094 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4095 unnecessarily stringent constraints. Fix address
4096 calculation in the splitters.
4098 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4100 PR rtl-optimization/39779
4101 * expr.c (convert_modes): Return when mode == oldmode after
4102 CONST_INTs are processed.
4104 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4107 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4108 (ix86_expand_prologue): Take frame.padding0 into logic of
4110 (ix86_expand_epilogue): Likewise.
4112 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4114 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4116 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4117 * config/t-slibgcc-libgcc: New file.
4118 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4120 2009-09-09 Martin Jambor <mjambor@suse.cz>
4122 PR tree-optimization/41089
4123 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4126 2009-09-09 Richard Henderson <rth@redhat.com>
4128 * gimple.h (CASE_GIMPLE_OMP): New.
4129 (is_gimple_omp): Use it.
4130 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4131 (verify_gimple_debug): Likewise.
4133 2009-09-09 Richard Guenther <rguenther@suse.de>
4135 PR tree-optimization/41101
4136 * tree-ssa-pre.c (maximal_set): Remove.
4137 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4138 Defer all blocks we didn't visit at least one successor.
4139 (add_to_exp_gen): Do not add to the maximal set.
4140 (make_values_for_phi): Likewise.
4141 (compute_avail): Likewise.
4142 (init_pre): Do not allocate the maximal set.
4143 (execute_pre): Do not dump it.
4145 2009-09-09 Martin Jambor <mjambor@suse.cz>
4147 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4148 an SSA_NAME rather than a is_gimple_variable.
4150 2009-09-09 Richard Guenther <rguenther@suse.de>
4153 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4154 code dealing with plain pointer bases.
4155 (maybe_fold_offset_to_reference): Likewise.
4156 (maybe_fold_stmt_addition): Adjust.
4158 2009-09-09 Richard Guenther <rguenther@suse.de>
4160 * tree.c (free_lang_data_in_type): Do not free the type variant
4162 (free_lang_data): Merge char_type_node with its properly signed
4164 (pass_ipa_free): Collect after freeing language specific data.
4166 2009-09-09 Michael Matz <matz@suse.de>
4169 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4170 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4171 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4174 2009-09-08 DJ Delorie <dj@redhat.com>
4176 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4178 2009-09-04 Jason Merrill <jason@redhat.com>
4180 * tree.c (tree_find_value): Remove.
4181 * tree.h: Remove prototype.
4182 * varasm.c (assemble_external): Use value_member instead.
4184 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4186 * toplev.c (process_options): Choose default debugging type when
4187 gtoggle enables debug info and type is unset.
4189 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4193 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4196 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4198 * configure: Rebuilt with modified libtool.m4.
4200 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4205 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4207 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4209 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4210 (remove_statement): Likewise.
4211 (rewrite_use_nonlinear_expr): Adjust.
4212 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4213 * tree-ssa.c (release_defs_bitset): ... this. New.
4214 * tree-flow.h (release_defs_bitset): Declare.
4216 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4219 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4220 in the middle block.
4222 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4224 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4225 via intptr_t to long type.
4226 (insert_operand_rank): Cast long type via intptr_t to
4228 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4230 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4231 from pointer to unsigned via uintptr_t.
4233 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4234 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4236 * configure: Regenerated.
4237 * config.in: Regenerated
4238 * system.h (stdint.h): Add include.
4239 (inttypes.h): Likewise.
4240 * Makefile.in (aclocal): Add config/stdint.m4.
4241 * aclocal.m4: Regenerated.
4243 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4245 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4247 (note_np_check_stores): New function.
4248 (harmless_null_pointer_p): New function.
4249 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4250 changed. Take into account whether we're in the shadow of a condjump
4251 that tested NP_REG for NULL.
4252 Lose all code that tested for SEQUENCEs.
4253 (workaround_speculation): Avoid inserting NOPs for loads that are
4254 either always executed or a NULL pointer.
4256 2009-09-08 Jan Hubicka <jh@suse.cz>
4258 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4259 * params.def (early-inlining-insns): Likewise.
4261 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4263 PR rtl-optimization/41239
4264 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4265 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4267 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4268 across calls, as the calls might not always return normally.
4269 (call_may_noreturn_p): New function.
4270 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4271 (init_deps): Initialize it.
4272 (remove_from_deps): Also remove calls from
4273 last_function_call_may_noreturn list.
4275 2009-09-07 Richard Henderson <rth@redhat.com>
4277 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4278 more VR->OPERANDS than LHS operands. Free LHS before returning.
4280 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4282 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4283 (attr "addrtype"): New member "spreg".
4284 Use it if mem_spfp_address_operand is true for the address.
4285 (attr "type"): New entry "stall".
4286 (cpu_unit "load"): New.
4287 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4289 (insn_reservation "loadsp"): New.
4290 (insn_reservation "load_stall1"): New.
4291 (insn_reservation "load_stall3"): New.
4293 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4294 (mem_p_address_operand): Exclude stack and frame pointer based
4296 (mem_spfp_address_operand): New; match them here.
4297 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4298 (bfin_reorg): Call it if scheduling insns.
4299 (bfin_gen_bundles): Remove dummy insns created by
4300 add_sched_insns_for_speculation.
4302 From Jie Zhang <jie.zhang@analog.com>:
4303 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4304 bfin_si_revision, bfin_workarounds): Move these ...
4305 * config/bfin/bfin.h: ... here.
4307 From Mike Frysinger <michael.frysinger@analog.com>
4308 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4309 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4310 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4311 bf547m, bf548m, and bf549m.
4312 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4313 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4314 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4315 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4316 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4317 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4318 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4319 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4320 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4321 bf542m, bf544m, bf547m, bf548m, and bf549m.
4323 From Jie Zhang <jie.zhang@analog.com>:
4324 * config/bfin/predicates.md (p_register_operand): New predicate.
4325 (dp_register_operand): New predicate.
4326 * config/bfin/bfin-protos.h (WA_05000074): Define.
4327 (ENABLE_WA_05000074): Define.
4328 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4329 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4330 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4331 (define_attr addrtype): Allow load/store register to be P register.
4332 (define_attr storereg): New.
4333 (define_cpu_unit anomaly_05000074): New.
4334 (define_insn_reservation dsp32shiftimm): New.
4335 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4336 (define_insn_reservation loadp): Cannot use slot2.
4337 (define_insn_reservation loadsp): Cannot use slot2.
4338 (define_insn_reservation storep): Cannot use slot2. Does not
4339 apply when working around 05000074.
4340 (define_insn_reservation storep_anomaly_05000074): New.
4341 (define_insn_reservation storei): Does not apply when working
4343 (define_insn_reservation storei_anomaly_05000074): New.
4344 (define_attr length): Add dsp32shiftimm case.
4345 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4346 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4347 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4348 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4349 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4351 2009-09-07 Martin Jambor <mjambor@suse.cz>
4354 * tree-sra.c (create_artificial_child_access): Return NULL if
4355 build_ref_for_offset fails.
4356 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4357 and create_artificial_child_access to fail.
4359 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4362 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4363 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4364 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4366 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4368 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4369 block, ensure it has an exit edge. Emit a barrier after a jump.
4371 2009-09-07 Nick Clifton <nickc@redhat.com>
4373 * gcc.c (this_is_linker_script): New variable. Like
4374 this_is_library_file but for the %T constructor.
4375 (end_going_arg): If this_is_linker_script is set then locate the
4376 script and insert a --script switch before it
4377 (do_spec_2): Initialise this_is_linker_script.
4378 (do_spec_1): Likewise. Handle %T construct.
4379 (eval_spec_function): Preserve this_is_linker_script.
4380 * doc/invoke.texi: Document %T construct in spec files.
4381 * config/m32c/m32c.h (LIB_SPEC): Use it.
4383 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4385 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4386 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4387 when volatile flag is set.
4388 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4390 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4393 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4394 (combine_stack_adjustments_for_block): Allow insns between stack
4395 adjustments and stores with corresponding pre-(dec|inc)rement or
4396 pre-modify operation.
4398 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4401 * combine-stack-adj.c (struct csa_memlist): Rename to...
4402 (struct csa_reflist): ... this. Rename mem field to ref.
4403 (free_csa_memlist): Rename to...
4404 (free_csa_reflist): ... this.
4405 (record_one_stack_memref): Rename to...
4406 (record_one_stack_ref): ... this. Handle also REG_P.
4407 (try_apply_stack_adjustment): Handle also REG_P.
4408 (struct record_stack_memrefs_data): Rename to...
4409 (struct record_stack_refs_data): ... this. Rename memlist field to
4411 (record_stack_memrefs): Rename to...
4412 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4413 subexpressions instead of failing when a MEM contains SP references.
4414 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4415 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4417 2009-09-06 Richard Guenther <rguenther@suse.de>
4420 * tree.c (build_array_type): Do not record types marked
4421 with structural equality in the canonical type hashtable.
4423 2009-09-06 Richard Guenther <rguenther@suse.de>
4426 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4428 2009-09-05 Richard Guenther <rguenther@suse.de>
4431 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4433 2009-09-05 Richard Guenther <rguenther@suse.de>
4436 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4438 2009-09-05 Richard Guenther <rguenther@suse.de>
4441 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4442 before comparing function argument types.
4444 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4447 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4450 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4453 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4455 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4456 locators before emit_insn is called.
4458 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4461 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4462 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4463 (reginfo_init): Don't call allocate_reg_info.
4465 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4468 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4469 NONDEBUG_INSN_P instead of INSN_P.
4471 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4474 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4476 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4479 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4480 pattern of the split.
4482 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4484 * toplev.c (process_options): Move setter of flag_var_tracking
4485 before other tests that depend on it. Move down setter of
4486 flag_rename_registers. Don't enable var-tracking-assignments
4487 by default if selective scheduling is enabled. Warn if both
4490 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4492 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4493 comment. Use switch statement to catch overlaps between rtx
4494 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4495 (IS_DECL_CODE): ... here. Remove.
4496 (check_value_is_not_decl): Remove.
4497 (dv_from_decl, dv_from_value): Check after conversion.
4499 2009-09-04 Richard Guenther <rguenther@suse.de>
4502 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4503 after emitting tunks. Move emitting thunks and ctors from ...
4504 (cgraph_optimize): ... here. Remove redundant
4505 cgraph_analyze_functions.
4506 * varasm.c (find_decl_and_mark_needed): Remove no longer
4508 (finish_aliases_1): Adjust check for thunk aliases.
4510 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4512 * config/arm/arm.md (ctzsi2): Added braces
4513 to avoid warning that broke booststrap.
4515 2009-09-04 Martin Jambor <mjambor@suse.cz>
4517 PR tree-optimization/41112
4518 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4519 handle variable-bounded arrays.
4520 (expr_with_var_bounded_array_refs_p): New function.
4521 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4523 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4525 * config/s390/2097.md: Removed two incorrect bypasses.
4526 (z10_fsimpdf): Fixed latency.
4527 (z10_fhex): New insn_reservation.
4528 (z10_floaddf): Fixed latency.
4529 (z10_floadsf): Fixed latency.
4530 (z10_ftrunctf): Fixed latency.
4531 (z10_ftruncdf): Fixed latency.
4532 * config/s390/s390.c (z10_cost): Fixed values.
4533 (s390_adjust_priority): Added z10 path.
4534 * config/s390/s390.md (type): Added fhex.
4535 (*mov<mode>_64dfp): Updated type attribute.
4536 (*mov<mode>_64): Updated type attribute.
4537 (*mov<mode>_31): Updated type attribute.
4538 (*mov<mode>"): Likewise.
4539 * config/s390/2084.md (x_fsimpdf): Updated condition.
4541 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4543 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4544 RTXs in the predicate for operand 1.
4546 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4548 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4549 (rbitsi2): New insn.
4550 (ctzsi2): New expand.
4551 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4553 2009-09-03 Martin Jambor <mjambor@suse.cz>
4555 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4556 (create_artificial_child_access): Use build_ref_for_offset instead
4557 of duplicate_expr_for_different_base.
4558 (propagate_subacesses_accross_link): Likewise.
4560 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4562 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4564 (mips16e_collect_argument_saves): Skip debug instructions.
4565 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4566 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4567 (r10k_insert_cache_barriers): Likewise.
4568 (mips_reorg_process_insns): Likewise.
4570 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4573 * ira.c (update_equiv_reg): Remove check on class likely spill.
4575 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4578 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4579 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4583 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4584 the stack slot if it is passed by invisible reference.
4585 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4586 by invisible reference.
4588 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4590 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4591 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4592 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4594 * config/bfin/sync.md: New file.
4595 * config/bfin/bfin.md: Include it.
4596 (UNSPEC_ATOMIC): New.
4597 (UNSPEC_ONES): Provide a unique number.
4599 From Jie Zhang <jie.zhang@analog.com>:
4600 * config/bfin/bfin.c (ret_regs): New.
4601 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4602 (must_save_rets_p): New.
4603 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4604 current_function_is_leaf.
4605 (do_link): Likewise.
4606 (do_unlink): Likewise.
4607 (expand_interrupt_handler_prologue): Use ret_regs array.
4608 (expand_interrupt_handler_epilogue): Use ret_regs array and
4609 pass return register to gen_return_internal.
4610 (bfin_expand_epilogue): Pass return register to
4611 gen_return_internal.
4612 (bfin_expand_call): Explicitly clobber RETS.
4613 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4614 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4615 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4616 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4618 (return_internal): Take a reg rtx rather than the register number.
4620 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4622 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4623 when comparing against estimated_loop_iterations_int return.
4625 2009-09-03 Richard Guenther <rguenther@suse.de>
4627 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4628 eh_personality_libfunc.
4630 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4632 * tree-parloops.c (separate_decls_in_region): Add space.
4634 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4636 * tree-parloops.c (separate_decls_in_region): Change the condition
4637 checking if there are reductions in the loop.
4639 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4641 PR tree-optimization/38275
4642 * tree-parloops.c (parallelize_loops): Replace profitability condition
4643 for expected number of iterations.
4645 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4647 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4648 (bootstrap-debug): Explain conditions in which it becomes default.
4649 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4652 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4654 * doc/invoke.texi (Optimize Options): Move
4655 -finline-small-functions to the -O2 list.
4657 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4659 * toplev.c (process_options): Enable var-tracking-assignments
4660 by default if var-tracking is enabled.
4662 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4664 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4666 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4667 * rtl.h (prev_nonnote_insn_bb): Declare it.
4669 2009-09-03 Diego Novillo <dnovillo@google.com>
4671 * cgraph.c (cgraph_node_for_decl): New.
4672 * cgraph.h (cgraph_node_for_decl): Declare.
4673 * tree.c (host_integerp): Return 0 if T is NULL.
4675 2009-09-03 Diego Novillo <dnovillo@google.com>
4677 * tree.h (struct alias_pair): Move from varasm.c.
4678 (alias_pairs): Likewise.
4679 (TYPE_MAXVAL): Define.
4680 (TYPE_MINVAL): Define.
4681 (iterative_hash_host_wide_int): Declare.
4682 (remove_unreachable_alias_pairs): Declare.
4683 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4684 * diagnostic.c (default_diagnostic_starter): Make extern.
4685 (default_diagnostic_finalizer): Make extern.
4686 * diagnostic.h (default_diagnostic_starter): Declare.
4687 (default_diagnostic_finalizer): Declare.
4688 (default_tree_printer): Declare.
4689 * toplev.c (default_tree_printer): Make extern.
4691 2009-09-03 Richard Guenther <rguenther@suse.de>
4692 Diego Novillo <dnovillo@google.com>
4694 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4695 * cgraphunit.c (cgraph_expand_function): Do not emit
4696 associated thunks from here.
4697 (cgraph_emit_thunks): New.
4698 (cgraph_optimize): Call it.
4699 Return if any IPA pass finds an error.
4700 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4703 2009-09-03 Simon Baldwin <simonb@google.com>
4704 Rafael Espindola <espindola@google.com>
4705 Richard Guenther <rguenther@suse.de>
4706 Doug Kwan <dougkwan@google.com>
4707 Diego Novillo <dnovillo@google.com>
4709 * tree.c: Include tree-pass.h, langhooks-def.h,
4710 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4711 (free_lang_data_in_type): New.
4712 (need_assembler_name_p): New.
4713 (free_lang_data_in_block): New.
4714 (free_lang_data_in_decl): New.
4715 (struct free_lang_data_d): New.
4716 (add_tree_to_fld_list): New.
4717 (find_decls_types_r): New.
4718 (get_eh_types_for_runtime): New.
4719 (find_decls_types_in_eh_region): New.
4720 (find_decls_types_in_node): New.
4721 (find_decls_types_in_var): New.
4722 (free_lang_data_in_cgraph): New.
4723 (free_lang_data): New.
4724 (gate_free_lang_data): New.
4725 (pass_ipa_free_lang_data): New.
4727 2009-09-03 Diego Novillo <dnovillo@google.com>
4729 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4730 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4731 (lang_hooks): Remove const qualifier.
4732 * ipa.c (cgraph_remove_unreachable_nodes): Call
4733 remove_unreachable_alias_pairs.
4734 * except.c (add_type_for_runtime): Check if TYPE has
4735 already been converted.
4736 (lookup_type_for_runtime): Likewise.
4737 (check_handled): Handle converted types.
4738 * varasm.c (remove_unreachable_alias_pairs): New.
4739 * gimple.c: Include demangle.h.
4740 (gimple_decl_printable_name): New.
4741 (gimple_fold_obj_type_ref): New.
4742 * gimple.h (gimple_decl_printable_name): Declare.
4743 (gimple_fold_obj_type_ref): Declare.
4744 * passes.c (init_optimization_passes): Add pass
4745 pass_ipa_free_lang_data.
4746 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4747 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4749 2009-09-03 Diego Novillo <dnovillo@google.com>
4751 * c-lang.c (lang_hooks): Remove const qualifier.
4753 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4755 * doc/install.texi (*-*-freebsd*): Update target information.
4757 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4759 * hard-reg-set.h (call_fixed_regs): Remove.
4760 * reginfo.c (call_fixed_regs): Remove.
4761 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4762 (globalize_reg): Don't use call_fixed_regs.
4763 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4766 2009-09-01 Michael Matz <matz@suse.de>
4768 * expr.h (emit_storent_insn, expand_expr_real_1,
4769 expand_expr_real_2): Declare.
4770 * expr.c (emit_storent_insn, expand_expr_real_1,
4771 expand_expr_real_2): Export.
4772 (store_expr): Setting and evaluating dont_return_target is useless.
4773 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4774 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4775 * except.c (expand_resx_expr): Rename to ...
4776 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4777 * except.h (expand_resx_stmt): Declare.
4778 * stmt.c: Add include gimple.h
4779 (expand_asm_expr): Rename to ...
4780 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4781 (expand_case): Rewrite to take gimple statement.
4782 * tree.h (expand_asm_stmt): Declare.
4783 (expand_case): Change prototype.
4784 * Makefile.in (stmt.o): Depend on gimple.h.
4785 * builtins.c (expand_builtin_synchronize): Build gimple asm
4786 statement, not an ASM_EXPR.
4787 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4788 gimple_to_tree, release_stmt_tree): Remove.
4789 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4790 ggc_free, but hold comparison code and operands separately.
4791 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4792 (expand_call_stmt, expand_gimple_stmt_1,
4793 expand_gimple_stmt): New helpers.
4794 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4795 release_stmt_tree. Call expand_gimple_stmt instead.
4796 (expand_gimple_basic_block): Ditto.
4798 * calls.c (emit_call_1): Don't look at EH regions here, make
4799 fntree parameter useless.
4800 (expand_call): New local rettype for TREE_TYPE(exp), use it
4801 throughout. Remove local p, use addr instead.
4802 Don't look at EH regions here.
4804 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4806 * doc/invoke.texi (-fsched-pressure): Document it.
4807 (-fsched-reg-pressure-heuristic): Remove it.
4809 * reload.c (ira.h): Include.
4810 (find_reloads): Add choosing reload on number of small spilled
4813 * haifa-sched.c (ira.h): Include.
4814 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4815 saved_reg_pressure, curr_reg_live, saved_reg_live,
4816 region_ref_regs): New variables.
4817 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4818 initiate_reg_pressure_info, setup_ref_regs,
4819 initiate_bb_reg_pressure_info, save_reg_pressure,
4820 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4822 (setup_insn_reg_pressure_info): New function.
4823 (rank_for_schedule): Add pressure checking and insn issue time.
4824 Remove comparison of insn reg weights.
4825 (ready_sort): Set insn reg pressure info.
4826 (update_register_pressure, setup_insn_max_reg_pressure,
4827 update_reg_and_insn_max_reg_pressure,
4828 sched_setup_bb_reg_pressure_info): New functions.
4829 (schedule_insn): Add code for printing and updating reg pressure info.
4830 (find_set_reg_weight, find_insn_reg_weight): Remove.
4831 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4832 (debug_ready_list): Print reg pressure info.
4833 (schedule_block): Ditto. Check insn issue time.
4834 (sched_init): Set up sched_pressure_p. Allocate and set up some
4835 reg pressure related info.
4836 (sched_finish): Free some reg pressure related info.
4837 (fix_tick_ready): Make insn always ready if pressure_p.
4838 (init_h_i_d): Don't call find_insn_reg_weight.
4839 (haifa_finish_h_i_d): Free insn reg pressure info.
4841 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4842 ira_memory_move_cost, ira_class_hard_regs,
4843 ira_class_hard_regs_num, ira_no_alloc_regs,
4844 ira_available_class_regs, ira_reg_class_cover_size,
4845 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4847 * ira-lives.c (single_reg_class): Check mode to find how many
4848 registers are necessary for operand.
4849 (ira_implicitly_set_insn_hard_regs): New.
4851 * common.opt (fsched-pressure): New options.
4852 (fsched-reg-pressure-heuristic): Remove.
4854 * ira.c (setup_eliminable_regset): Rename to
4855 ira_setup_eliminable_regset. Make it external.
4856 (expand_reg_info): Pass cover class to setup_reg_classes.
4857 (ira): Call resize_reg_info instead of allocate_reg_info.
4859 * sched-deps.c: Include ira.h.
4860 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4861 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4862 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4863 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4864 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4865 mark_insn_reg_store, mark_insn_reg_clobber,
4866 setup_insn_reg_pressure_info): New.
4867 (sched_analyze_1): Update implicit_reg_pending_uses.
4868 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4869 Use them to create dependencies. Set insn reg uses and pressure
4870 info. Process reg_pending_uses in one place.
4871 (free_deps): Free implicit sets.
4872 (remove_from_deps): Remove implicit sets if necessary. Check
4873 implicit sets when clearing reg_last_in_use.
4874 (init_deps_global): Clear implicit_reg_pending_clobbers and
4875 implicit_reg_pending_uses.
4877 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4878 ira_memory_move_cost, ira_class_hard_regs,
4879 ira_class_hard_regs_num, ira_no_alloc_regs,
4880 ira_available_class_regs, ira_reg_class_cover_size,
4881 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4882 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4883 ira_implicitly_set_insn_hard_regs): New prototypes.
4885 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4886 cost_elements_num): New variables.
4887 (allocno_costs, total_costs): Rename to costs and
4888 total_allocno_costs.
4889 (COSTS_OF_ALLOCNO): Rename to COSTS.
4890 (allocno_pref): Rename to pref.
4891 (allocno_pref_buffer): Rename to pref_buffer.
4892 (common_classes): Rename to regno_cover_class.
4894 (record_reg_classes): Set allocno attributes only if allocno_p.
4895 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4896 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4897 and COSTS_OF_ALLOCNO.
4898 (print_costs): Rename to print_allocno_costs.
4899 (print_pseudo_costs): New.
4900 (process_bb_node_for_costs): Split into 2 functions with new
4901 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4902 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4903 new parameter dump_file. Use cost_elements_num instead of
4904 ira_allocnos_num. Make one iteration if preferred classes were
4905 already calculated for scheduler. Make 2 versions of code
4906 depending on allocno_p.
4907 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4908 regno_cover_class and COSTS instead of common_classes and
4910 (init_costs, finish_costs): New.
4911 (ira_costs): Set up allocno_p and cost_elements_num. Call
4912 init_costs and finish_costs.
4913 (ira_set_pseudo_classes): New.
4915 * rtl.h (allocate_reg_info): Remove.
4916 (resize_reg_info): Change return type.
4917 (reg_cover_class): New.
4918 (setup_reg_classes): Add new parameter.
4920 * sched-int.h (struct deps_reg): New member implicit_sets.
4921 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4922 (INCREASE_BITS): New macro.
4923 (struct reg_pressure_data, struct reg_use_data): New.
4924 (struct _haifa_insn_data): Remove reg_weight. Add members
4925 reg_pressure, reg_use_list, reg_set_list, and
4926 reg_pressure_excess_cost_change.
4927 (struct deps): New member implicit_sets.
4928 (pressure_p): New variable.
4929 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4930 (struct reg_pressure_data, struct reg_use_data): New.
4931 (INSN_REG_WEIGHT): Remove.
4932 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4933 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4934 (sched_init_region_reg_pressure_info,
4935 sched_setup_bb_reg_pressure_info): New prototypes.
4937 * reginfo.c (struct reg_pref): New member coverclass.
4938 (reg_cover_class): New function.
4939 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4940 (reg_info_size): New variable.
4941 (allocate_reg_info): Make static. Setup reg_info_size.
4942 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4943 (setup_reg_classes): Add a new parameter. Setup cover class too.
4945 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4948 * sched-rgn.c (deps_join): Set up implicit_sets.
4949 (schedule_region): Set up region and basic blocks pressure
4952 * passes.c (init_optimization_passes): Move
4953 pass_subregs_of_mode_init before pass_sched.
4955 2009-09-02 Martin Jambor <mjambor@suse.cz>
4957 * tree-sra.c (struct access): New field grp_hint.
4958 (dump_access): Dump grp_hint.
4959 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4961 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4962 those which have been specifically read and somehow written to.
4963 (propagate_subacesses_accross_link): Set grp_hint of right child and
4964 also possibly of the left child.
4966 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4968 * tree-object-size.c (addr_object_size): Always use object_size_type
4969 0 or 2 when determining the pointer pointed object size.
4971 2009-09-02 Richard Guenther <rguenther@suse.de>
4974 2009-08-31 Richard Guenther <rguenther@suse.de>
4976 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4977 to query if the memory regions for memmove overlap.
4978 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4979 asserts on pointers, instead deal with odd trees.
4980 (ptr_derefs_may_alias_p): Likewise.
4981 (refs_may_alias_p_1): Constructor bases also never alias.
4983 2009-08-01 Christian Bruel <christian.bruel@st.com>
4986 2009-07-31 Christian Bruel <christian.bruel@st.com>
4987 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4989 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4991 * doc/invoke.texi (-fvar-tracking-assignments): New.
4992 (-fvar-tracking-assignments-toggle): New.
4993 (-fdump-final-insns=file): Mark filename as optional.
4994 (--param min-nondebug-insn-uid): New.
4995 (-gdwarf-@{version}): Mention version 4.
4996 * opts.c (common_handle_option): Accept it.
4997 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4998 * regrename.c (regrename_optimize): Drop last. Don't count debug
4999 insns as uses. Don't reject change because of debug insn.
5000 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5001 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5002 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5003 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5004 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5005 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5006 * doc/gimple.texi (is_gimple_debug): New.
5007 (gimple_debug_bind_p): New.
5008 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5009 * doc/install.texi (bootstrap-debug): More details.
5010 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5011 (bootstrap-debug-lib): More details.
5012 (bootstrap-debug-ckovw): Update.
5013 (bootstrap-time): New.
5014 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5015 (insert_phi_nodes_for): Insert debug stmts.
5016 (rewrite_stmt): Take iterator. Insert debug stmts.
5017 (rewrite_enter_block): Adjust.
5018 (maybe_replace_use_in_debug_stmt): New.
5019 (rewrite_update_stmt): Use it.
5020 (mark_use_interesting): Return early for debug stmts.
5021 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5022 stmts before replacing stmt.
5023 (move_computations_stmt): Likewise.
5024 * ira-conflicts.c (add_copies): Skip debug insns.
5025 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5026 (regstat_bb_compute_ri): Skip debug insns.
5027 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5028 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5029 check_loop_closed_ssa_stmt): Skip debug stmts.
5030 * tree-tailcall.c (find_tail_calls): Likewise.
5031 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5032 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5033 (build_var_debug_value_stat): Declare.
5034 (build_var_debug_value): Define.
5035 (target_for_debug_bind): Declare.
5036 * reload.c (find_equiv_reg): Skip debug insns.
5037 * rtlanal.c (reg_used_between_p): Skip debug insns.
5038 (side_effects_p): Likewise.
5039 (canonicalize_condition): Likewise.
5040 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5041 insns never depend on debug insns.
5042 (create_ddg_dep_no_link): Likewise.
5043 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5044 Don't add inter-loop dependencies for debug insns.
5045 (build_intra_loop_deps): Likewise.
5046 (create_ddg): Count debug insns.
5047 * ddg.h (struct ddg::num_debug): New.
5048 (num_backargs): Pair up with previous int field.
5049 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5050 -fcompare-debug-second.
5051 * final.c (get_attr_length_1): Skip debug insns.
5052 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5053 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5054 (driver_self_specs): Map -fdump-final-insns to
5055 -fdump-final-insns=..
5056 (get_local_tick): New.
5057 (compare_debug_dump_opt_spec_function): Test for . argument and
5058 compute output name. Compute temp output spec without flag name.
5059 Compute -frandom-seed.
5060 (OPT): Undef after use.
5061 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5062 (average_num_loop_insns): Likewise.
5063 * params.h (MIN_NONDEBUG_INSN_UID): New.
5064 * gimple.def (GIMPLE_DEBUG): New.
5065 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5066 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5067 (merge_in_block): Fix whitespace.
5068 * toplev.c (flag_var_tracking): Update comment.
5069 (flag_var_tracking_assignments): New.
5070 (flag_var_tracking_assignments_toggle): New.
5071 (process_options): Don't open final insns dump file if we're not
5072 going to write to it. Compute defaults for var_tracking.
5073 * df-scan.c (df_insn_rescan_debug_internal): New.
5074 (df_uses_record): Handle debug insns.
5075 * haifa-sched.c (ready): Initialize n_debug.
5076 (contributes_to_priority): Skip debug insns.
5077 (dep_list_size): New.
5079 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5080 they're ready. Disregard previous debug insns to make decisions.
5081 (queue_insn): Never queue debug insns.
5082 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5083 (schedule_insn): Don't reject debug insns because of issue rate.
5084 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5085 (queue_to_ready): Skip and discount debug insns.
5086 (choose_ready): Let debug insns through.
5087 (schedule_block): Check boundary debug insns. Discount debug
5088 insns, schedule them early. Adjust whitespace.
5089 (set_priorities): Check for boundary debug insns.
5090 (add_jump_dependencies): Use dep_list_size.
5091 (prev_non_location_insn): New.
5092 (check_cfg): Use it.
5093 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5095 (remove_unused_ivs): Reset debug stmts.
5096 * modulo-sched.c (const_iteration_count): Skip debug insns.
5097 (res_MII): Discount debug insns.
5098 (loop_single_full_bb_p): Skip debug insns.
5099 (sms_schedule): Likewise.
5100 (sms_schedule_by_order): Likewise.
5101 (ps_has_conflicts): Likewise.
5102 * caller-save.c (refmarker_fn): New.
5103 (save_call_clobbered_regs): Replace regs with saved mem in
5105 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5106 Call refmarker_fn mark for hardregnos.
5107 (mark_reg_as_referenced): New.
5108 (replace_reg_with_saved_mem): New.
5109 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5110 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5112 (cse_extended_basic_block): Skip debug insns.
5113 (count_reg_usage): Likewise.
5114 (is_dead_reg): New, split out of...
5115 (set_live_p): ... here.
5116 (insn_live_p): Use it for debug insns.
5117 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5118 (execute_optimize_stdarg): Likewise.
5119 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5120 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5121 changes in debug stmts as changes.
5122 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5123 (moveup_expr): Don't move across debug insns. Don't move
5124 debug insn if it would create a bookkeeping block.
5125 (moveup_expr_cached): Don't use cache for debug insns that
5126 are heads of blocks.
5127 (compute_av_set_inside_bb): Skip debug insns.
5128 (sel_rank_for_schedule): Schedule debug insns first. Remove
5130 (block_valid_for_bookkeeping_p); Support lax searches.
5131 (create_block_for_bookkeeping): Adjust block numbers when
5132 encountering debug-only blocks.
5133 (find_place_for_bookkeeping): Deal with debug-only blocks.
5134 (generate_bookkeeping_insn): Accept no place to insert.
5135 (remove_temp_moveop_nops): New argument full_tidying.
5136 (prepare_place_to_insert): Deal with debug insns.
5137 (advance_state_on_fence): Debug insns don't start cycles.
5138 (update_boundaries): Take fence as argument. Deal with
5140 (schedule_expr_on_boundary): No full_tidying on debug insns.
5141 (fill_insns): Deal with debug insns.
5142 (track_scheduled_insns_and_blocks): Don't count debug insns.
5143 (need_nop_to_preserve_insn_bb): New, split out of...
5144 (remove_insn_from_stream): ... this.
5145 (fur_orig_expr_not_found): Skip debug insns.
5146 * rtl.def (VALUE): Move up.
5148 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5149 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5150 Set it if debug stmts are found.
5151 (statement_sink_location): Skip debug stmts. Propagate
5152 moving defs into debug stmts.
5153 * ifcvt.c (first_active_insn): Skip debug insns.
5154 (last_active_insns): Likewise.
5155 (cond_exec_process_insns): Likewise.
5156 (noce_process_if_block): Likewise.
5157 (check_cond_move_block): Likewise.
5158 (cond_move_convert_if_block): Likewise.
5159 (block_jumps_and_fallthru_p): Likewise.
5160 (dead_or_predicable): Likewise.
5161 * dwarf2out.c (debug_str_hash_forced): New.
5162 (find_AT_string): Add comment.
5163 (gen_label_for_indirect_string): New.
5164 (get_debug_string_label): New.
5165 (AT_string_form): Use it.
5166 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5167 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5168 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5169 several operations that cannot be represented with DWARF opcodes.
5170 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5171 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5172 (dwarf2out_var_location): Take during-call mark into account.
5173 (output_indirect_string): Update comment. Output if there are
5174 label and references.
5175 (prune_indirect_string): New.
5176 (prune_unused_types): Call it if debug_str_hash_forced.
5177 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5178 (dw_long_long_const): Remove.
5179 (struct dw_val_struct): Change val_long_long type to rtx.
5180 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5181 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5182 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5183 component instead of HOST_BITS_PER_LONG.
5184 (output_loc_operands): Likewise. For const8* assert
5185 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5186 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5187 rather than HOST_BITS_PER_LONG is >= 64.
5188 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5190 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5191 HOST_BITS_PER_LONG for dw_val_class_long_long.
5192 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5193 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5194 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5196 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5197 Handle DW_OP_implicit_value.
5198 (extract_int): Move prototype earlier.
5199 (mem_loc_descriptor): For SUBREG punt if inner
5200 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5201 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5202 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5203 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5204 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5205 instead of Pmode size.
5206 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5207 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5208 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5209 (concat_loc_descriptor, concatn_loc_descriptor,
5210 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5211 (add_location_or_const_value_attribute): Likewise. For single
5212 location loc_lists attempt to use add_const_value_attribute
5213 for constant decls. Add DW_AT_const_value even if
5214 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5216 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5217 (control_flow_insn_p): Likewise.
5218 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5219 (separate_decls_in_region_debug_bind): New.
5220 (separate_decls_in_region): Process debug bind stmts afterwards.
5221 * recog.c (verify_changes): Handle debug insns.
5222 (extract_insn): Likewise.
5223 (peephole2_optimize): Skip debug insns.
5224 * dse.c (scan_insn): Skip debug insns.
5225 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5227 (setup_id_for_insn): Handle debug insns.
5228 (maybe_tidy_empty_bb): Adjust whitespace.
5229 (tidy_control_flow): Skip debug insns.
5230 (sel_remove_insn): Adjust for debug insns.
5231 (sel_estimate_number_of_insns): Skip debug insns.
5232 (create_insn_rtx_from_pattern): Handle debug insns.
5233 (create_copy_of_insn_rtx): Likewise.
5234 * sel-sched-.h (sel_bb_end): Declare.
5235 (sel_bb_empty_or_nop_p): New.
5236 (get_all_loop_exits): Use it.
5237 (_eligible_successor_edge_p): Likewise.
5238 (return_nop_to_pool): Adjust.
5239 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5240 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5241 * gimple-pretty-print.c (dump_gimple_debug): New.
5242 (dump_gimple_stmt): Use it.
5243 (dump_bb_header): Skip gimple debug stmts.
5244 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5245 (fixup_match_2): Likewise.
5246 (regmove_backward_pass): Likewise. Simplify combined
5247 replacement. Handle debug insns.
5248 * function.c (instantiate_virtual_regs): Handle debug insns.
5249 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5250 * print-rtl.h: Include cselib.h.
5251 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5252 * df.h (df_inns_rescan_debug_internal): Declare.
5253 * gcse.c (alloc_hash_table): Estimate n_insns.
5254 (cprop_insn): Don't regard debug insns as changes.
5255 (bypass_conditional_jumps): Skip debug insns.
5256 (one_pre_gcse_pass): Adjust.
5257 (one_code_hoisting_pass): Likewise.
5258 (compute_ld_motion_mems): Skip debug insns.
5259 (one_cprop_pass): Adjust.
5260 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5261 (if_convertible_stmt_p): Handle debug stmts.
5262 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5263 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5264 * ira-build.c (create_bb_allocnos): Skip debug insns.
5265 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5266 (has_single_use): Likewise.
5267 (single_imm_use): Likewise.
5268 (num_imm_uses): Likewise.
5269 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5270 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5271 (create_outofssa_var_map): Likewise.
5272 * lower-subreg.c (adjust_decomposed_uses): New.
5273 (resolve_debug): New.
5274 (decompose_multiword_subregs): Use it.
5275 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5276 * emit-rtl.c: Include params.h.
5277 (cur_debug_insn_uid): Define.
5278 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5279 (copy_rtx_if_shared_1): Handle debug insns.
5280 (reset_used_flags): Likewise.
5281 (set_used_flags): LIkewise.
5282 (get_max_insn_count): New.
5283 (next_nondebug_insn): New.
5284 (prev_nondebug_insn): New.
5285 (make_debug_insn_raw): New.
5286 (emit_insn_before_noloc): Handle debug insns.
5287 (emit_jump_insn_before_noloc): Likewise.
5288 (emit_call_insn_before_noloc): Likewise.
5289 (emit_debug_insn_before_noloc): New.
5290 (emit_insn_after_noloc): Handle debug insns.
5291 (emit_jump_insn_after_noloc): Likewise.
5292 (emit_call_insn_after_noloc): Likewise.
5293 (emit_debug_insn_after_noloc): Likewise.
5294 (emit_insn_after): Take loc from earlier non-debug insn.
5295 (emit_jump_insn_after): Likewise.
5296 (emit_call_insn_after): Likewise.
5297 (emit_debug_insn_after_setloc): New.
5298 (emit_debug_insn_after): New.
5299 (emit_insn_before): Take loc from later non-debug insn.
5300 (emit_jump_insn_before): Likewise.
5301 (emit_call_insn_before): Likewise.
5302 (emit_debug_insn_before_setloc): New.
5303 (emit_debug_insn_before): New.
5304 (emit_insn): Handle debug insns.
5305 (emit_debug_insn): New.
5306 (emit_jump_insn): Handle debug insns.
5307 (emit_call_insn): Likewise.
5309 (init_emit): Take min-nondebug-insn-uid into account.
5310 Initialize cur_debug_insn_uid.
5311 (emit_copy_of_insn_after): Handle debug insns.
5312 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5313 location of single rhs in place.
5314 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5315 (floor_sdiv_adjust): New.
5316 (cell_sdiv_adjust): New.
5317 (cell_udiv_adjust): New.
5318 (round_sdiv_adjust): New.
5319 (round_udiv_adjust): New.
5320 (wrap_constant): Moved from cselib.
5321 (unwrap_constant): New.
5322 (expand_debug_expr): New.
5323 (expand_debug_locations): New.
5324 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5326 (gimple_expand_cfg): Expand debug locations.
5327 * cselib.c: Include tree-pass.h.
5328 (struct expand_value_data): New.
5329 (cselib_record_sets_hook): New.
5330 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5331 (cselib_clear_table): Move, and implemnet in terms of...
5332 (cselib_reset_table_with_next_value): ... this.
5333 (cselib_get_next_unknown_value): New.
5334 (discard_useless_locs): Don't discard preserved values.
5335 (cselib_preserve_value): New.
5336 (cselib_preserved_value_p): New.
5337 (cselib_preserve_definitely): New.
5338 (cselib_clear_preserve): New.
5339 (cselib_preserve_only_values): New.
5340 (new_cselib_val): Take rtx argument. Dump it in details.
5341 (cselib_lookup_mem): Adjust.
5342 (expand_loc): Take regs_active in struct. Adjust. Silence
5343 dumps unless details are requested.
5344 (cselib_expand_value_rtx_cb): New.
5345 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5346 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5347 without details. Copy more subregs. Try to resolve values
5348 using a callback. Wrap constants.
5349 (cselib_subst_to_values): Adjust.
5350 (cselib_log_lookup): New.
5351 (cselib_lookup): Call it.
5352 (cselib_invalidate_regno): Don't count preserved values as useless.
5353 (cselib_invalidate_mem): Likewise.
5354 (cselib_record_set): Likewise.
5355 (struct set): Renamed to cselib_set, moved to cselib.h.
5356 (cselib_record_sets): Adjust. Call hook.
5357 (cselib_process_insn): Reset table when it would be cleared.
5358 (dump_cselib_val): New.
5359 (dump_cselib_table): New.
5360 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5361 (remove_forwarder_block): Support moving debug stmts.
5362 * cselib.h (cselib_record_sets_hook): Declare.
5363 (cselib_expand_callback): New type.
5364 (cselib_expand_value_rtx_cb): Declare.
5365 (cselib_reset_table_with_next_value): Declare.
5366 (cselib_get_next_unknown_value): Declare.
5367 (cselib_preserve_value): Declare.
5368 (cselib_preserved_value_p): Declare.
5369 (cselib_preserve_only_values): Declare.
5370 (dump_cselib_table): Declare.
5371 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5372 (try_crossjump_to_edge): Likewise.
5373 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5374 dominated blocks when debug stmts are present.
5375 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5376 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5377 (set_var_live_on_entry): Likewise.
5378 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5379 * cfglayout.c (curr_location, last_location): Make static.
5380 (set_curr_insn_source_location): Don't avoid bouncing.
5381 (get_curr_insn_source_location): New.
5382 (get_curr_insn_block): New.
5383 (duplicate_insn_chain): Handle debug insns.
5384 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5386 * common.opt (fcompare-debug): Move to sort order.
5387 (fdump-unnumbered-links): Likewise.
5388 (fvar-tracking-assignments): New.
5389 (fvar-tracking-assignments-toggle): New.
5390 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5391 because of debug stmts.
5392 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5393 (eliminate_unnecessary_stmts): Walk dominated blocks before
5395 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5396 * ira.c (memref_used_between_p): Skip debug insns.
5397 (update_equiv_regs): Likewise.
5398 * sched-deps.c (sd_lists_size): Accept empty list.
5399 (sd_init_insn): Mark debug insns.
5400 (sd_finish_insn): Unmark them.
5401 (sd_add_dep): Reject non-debug deps on debug insns.
5402 (fixup_sched_groups): Give debug insns group treatment.
5404 (sched_analyze_reg): Don't mark debug insns for sched before call.
5405 (sched_analyze_2): Handle debug insns.
5406 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5408 (deps_analyze_insn): Handle debug insns.
5409 (deps_start_bb): Skip debug insns.
5410 (init_deps): Initialize last_debug_insn.
5411 * tree-ssa.c (target_for_debug_bind): New.
5412 (find_released_ssa_name): New.
5413 (propagate_var_def_into_debug_stmts): New.
5414 (propagate_defs_into_debug_stmts): New.
5415 (verify_ssa): Skip debug bind stmts without values.
5416 (warn_uninialized_vars): Skip debug stmts.
5417 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5418 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5419 (rtx_equal_p): Likewise.
5420 * ira-costs.c (scan_one_insn): Skip debug insns.
5421 (process_bb_node_for_hard_reg_moves): Likewise.
5422 * rtl.h (DEBUG_INSN_P): New.
5423 (NONDEBUG_INSN_P): New.
5424 (MAY_HAVE_DEBUG_INSNS): New.
5425 (INSN_P): Accept debug insns.
5426 (RTX_FRAME_RELATED_P): Likewise.
5427 (INSN_DELETED_P): Likewise
5428 (PAT_VAR_LOCATION_DECL): New.
5429 (PAT_VAR_LOCATION_LOC): New.
5430 (PAT_VAR_OCATION_STATUS): New.
5431 (NOTE_VAR_LOCATION_DECL): Reimplement.
5432 (NOTE_VAR_LOCATION_LOC): Likewise.
5433 (NOTE_VAR_LOCATION_STATUS): Likewise.
5434 (INSN_VAR_LOCATION): New.
5435 (INSN_VAR_LOCATION_DECL): New.
5436 (INSN_VAR_LOCATION_LOC): New.
5437 (INSN_VAR_LOCATION_STATUS): New.
5438 (gen_rtx_UNKNOWN_VAR_LOC): New.
5439 (VAR_LOC_UNKNOWN_P): New.
5440 (NOTE_DURING_CALL_P): New.
5441 (SCHED_GROUP_P): Accept debug insns.
5442 (emit_debug_insn_before): Declare.
5443 (emit_debug_insn_before_noloc): Declare.
5444 (emit_debug_insn_beore_setloc): Declare.
5445 (emit_debug_insn_after): Declare.
5446 (emit_debug_insn_after_noloc): Declare.
5447 (emit_debug_insn_after_setloc): Declare.
5448 (emit_debug_insn): Declare.
5449 (make_debug_insn_raw): Declare.
5450 (prev_nondebug_insn): Declare.
5451 (next_nondebug_insn): Declare.
5452 (delegitimize_mem_from_attrs): Declare.
5453 (get_max_insn_count): Declare.
5454 (wrap_constant): Declare.
5455 (unwrap_constant): Declare.
5456 (get_curr_insn_source_location): Declare.
5457 (get_curr_insn_block): Declare.
5458 * tree-inline.c (insert_debug_decl_map): New.
5459 (processing_debug_stmt): New.
5460 (remap_decl): Don't create new mappings in debug stmts.
5461 (remap_gimple_op_r): Don't add references in debug stmts.
5462 (copy_tree_body_r): Likewise.
5463 (remap_gimple_stmt): Handle debug bind stmts.
5464 (copy_bb): Skip debug stmts.
5465 (copy_edges_for_bb): Likewise.
5466 (copy_debug_stmt): New.
5467 (copy_debug_stmts): New.
5468 (copy_body): Copy debug stmts at the end.
5469 (insert_init_debug_bind): New.
5470 (insert_init_stmt): Take id. Skip and emit debug stmts.
5471 (setup_one_parameter): Remap variable earlier, register debug mapping.
5472 (estimate_num_insns): Skip debug stmts.
5473 (expand_call_inline): Preserve debug_map.
5474 (optimize_inline_calls): Check for no debug_stmts left-overs.
5475 (unsave_expr_now): Preserve debug_map.
5476 (copy_gimple_seq_and_replace_locals): Likewise.
5477 (tree_function_versioning): Check for no debug_stmts left-overs.
5478 Init and destroy debug_map as needed. Split edges unconditionally.
5479 (build_duplicate_type): Init and destroy debug_map as needed.
5480 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5481 (struct copy_body_data): Add debug_stmts and debug_map.
5482 * sched-int.h (struct ready_list): Add n_debug.
5483 (struct deps): Add last_debug_insn.
5484 (DEBUG_INSN_SCHED_P): New.
5485 (BOUNDARY_DEBUG_INSN_P): New.
5486 (SCHEDULE_DEBUG_INSN_P): New.
5487 (sd_iterator_cond): Accept empty list.
5488 * combine.c (create_log_links): Skip debug insns.
5489 (combine_instructions): Likewise.
5490 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5491 return value is always unshared.
5492 (struct rtx_subst_pair): New.
5493 (auto_adjust_pair): New.
5494 (propagate_for_debug_subst): New.
5495 (propagate_for_debug): New.
5496 (try_combine): Skip debug insns. Propagate removed defs into
5498 (next_nonnote_nondebug_insn): New.
5499 (distribute_notes): Use it. Skip debug insns.
5500 (distribute_links): Skip debug insns.
5501 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5502 * resource.c (mark_target_live_regs): Likewise.
5503 * var-tracking.c: Include cselib.h and target.h.
5504 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5506 (micro_operation_type_name): New.
5507 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5508 (struct micro_operation_def): Update comments.
5509 (decl_or_value): New type. Use instead of decls.
5510 (struct emit_note_data_def): Add vars.
5511 (struct attrs_def): Use decl_or_value.
5512 (struct variable_tracking_info_def): Add permp, flooded.
5513 (struct location_chain_def): Update comment.
5514 (struct variable_part_def): Use decl_or_value.
5515 (struct variable_def): Make var_part a variable length array.
5517 (scratch_regs): New.
5518 (cselib_hook_called): New.
5519 (dv_is_decl_p): New.
5520 (dv_is_value_p): New.
5523 (dv_as_opaque): New.
5524 (dv_onepart_p): New.
5526 (IS_DECL_CODE): New.
5527 (check_value_is_not_decl): New.
5528 (dv_from_decl): New.
5529 (dv_from_value): New.
5530 (dv_htab_hash): New.
5531 (variable_htab_hash): Use it.
5532 (variable_htab_eq): Support values.
5533 (variable_htab_free): Free from the right pool.
5534 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5535 (attrs_list_union): Adjust.
5536 (attrs_list_mpdv_union): New.
5537 (tie_break_pointers): New.
5538 (canon_value_cmp): New.
5539 (unshare_variable): Return possibly-modified slot.
5540 (vars_copy_1): Adjust.
5541 (var_reg_decl_set): Adjust. Split out of...
5542 (var_reg_set): ... this.
5543 (get_init_value): Adjust.
5544 (var_reg_delete_and_set): Adjust.
5545 (var_reg_delete): Adjust.
5546 (var_regno_delete): Adjust.
5547 (var_mem_decl_set): Split out of...
5548 (var_mem_set): ... this.
5549 (var_mem_delete_and_set): Adjust.
5550 (var_mem_delete): Adjust.
5554 (variable_union): Adjust. Speed up merge of 1-part vars.
5555 (variable_canonicalize): Use unshared slot.
5556 (VALUED_RECURSED_INTO): New.
5557 (find_loc_in_1pdv): New.
5558 (struct dfset_merge): New.
5559 (insert_into_intersection): New.
5560 (intersect_loc_chains): New.
5562 (canonicalize_loc_order_check): New.
5563 (canonicalize_values_mark): New.
5564 (canonicalize_values_star): New.
5565 (variable_merge_over_cur): New.
5566 (variable_merge_over_src): New.
5567 (dataflow_set_merge): New.
5568 (dataflow_set_equiv_regs): New.
5569 (remove_duplicate_values): New.
5570 (struct dfset_post_merge): New.
5571 (variable_post_merge_new_vals): New.
5572 (variable_post_merge_perm_vals): New.
5573 (dataflow_post_merge_adjust): New.
5574 (find_mem_expr_in_1pdv): New.
5575 (dataflow_set_preserve_mem_locs): New.
5576 (dataflow_set_remove_mem_locs): New.
5577 (dataflow_set_clear_at_call): New.
5578 (onepart_variable_different_p): New.
5579 (variable_different_p): Use it.
5580 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5581 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5583 (track_loc_p): Pass it true.
5584 (struct count_use_info): New.
5585 (find_use_val): New.
5586 (replace_expr_with_values): New.
5588 (use_type): New, partially split out of...
5589 (count_uses): ... this. Count new micro-ops.
5590 (count_uses_1): Adjust.
5591 (count_stores): Adjust.
5592 (count_with_sets): New.
5593 (VAL_NEEDS_RESOLUTION): New.
5594 (VAL_HOLDS_TRACK_EXPR): New.
5595 (VAL_EXPR_IS_COPIED): New.
5596 (VAL_EXPR_IS_CLOBBERED): New.
5597 (add_uses): Adjust. Generate new micro-ops.
5598 (add_uses_1): Adjust.
5599 (add_stores): Generate new micro-ops.
5600 (add_with_sets): New.
5601 (find_src_status): Adjust.
5602 (find_src_set_src): Adjust.
5603 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5604 Handle new micro-ops. Canonicalize value equivalances.
5605 (vt_find_locations): Compute total size of hash tables for
5606 dumping. Perform merge for var-tracking-assignments. Don't
5607 disregard single-block loops.
5608 (dump_attrs_list): Handle decl_or_value.
5609 (dump_variable): Take variable. Deal with decl_or_value.
5610 (dump_variable_slot): New.
5611 (dump_vars): Use it.
5612 (dump_dataflow_sets): Adjust.
5613 (set_slot_part): New, extended to support one-part variables
5614 after splitting out of...
5615 (set_variable_part): ... this.
5616 (clobber_slot_part): New, split out of...
5617 (clobber_variable_part): ... this.
5618 (delete_slot_part): New, split out of...
5619 (delete_variable_part): .... this.
5620 (check_wrap_constant): New.
5621 (vt_expand_loc_callback): New.
5622 (vt_expand_loc): New.
5623 (emit_note_insn_var_location): Adjust. Handle values. Handle
5624 EMIT_NOTE_AFTER_CALL_INSN.
5625 (emit_notes_for_differences_1): Adjust. Handle values.
5626 (emit_notes_for_differences_2): Likewise.
5627 (emit_notes_for_differences): Adjust.
5628 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5629 Adjust. Handle new micro-ops.
5630 (vt_add_function_parameters): Adjust. Create and bind values.
5631 (vt_initialize): Adjust. Initialize scratch_regs and
5632 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5633 operations. Move some code to count_with_sets and add_with_sets.
5634 (delete_debug_insns): New.
5635 (vt_debug_insns_local): New.
5636 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5638 (var_tracking_main): If var-tracking-assignments is enabled
5639 but var-tracking isn't, delete debug insns and leave. Likewise
5640 if we exceed limits or fail the stack adjustments tests, and
5641 after all var-tracking processing.
5642 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5643 (dataflow_set): Add traversed_vars.
5644 (value_chain, const_value_chain): New typedefs.
5645 (value_chain_pool, value_chains): New variables.
5646 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5647 add_value_chains, add_cselib_value_chains, remove_value_chain,
5648 remove_value_chains, remove_cselib_value_chains): New functions.
5649 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5650 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5652 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5653 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5654 (dst_can_be_shared): New variable.
5655 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5656 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5657 different from set->vars, look up slot again instead of using the
5659 (dataflow_set_init): Initialize traversed_vars.
5660 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5661 lookup if set->vars is shared. Don't keep slot cleared before
5662 calling unshare_variable. Unshare set->vars if needed. Adjust
5663 unshare_variable callers. Clear dst_can_be_shared if needed.
5664 Even ->refcount == 1 vars must be unshared if set->vars is shared
5665 and var needs to be modified.
5666 (dataflow_set_union): Set traversed_vars during canonicalization.
5667 (VALUE_CHANGED, DECL_CHANGED): Define.
5668 (set_dv_changed, dv_changed_p): New static inlines.
5669 (track_expr_p): Clear DECL_CHANGED.
5670 (dump_dataflow_sets): Set it.
5671 (variable_was_changed): Call set_dv_changed.
5672 (emit_note_insn_var_location): Likewise.
5673 (changed_variables_stack): New variable.
5674 (check_changed_vars_1, check_changed_vars_2): New functions.
5675 (emit_notes_for_changes): Do nothing if changed_variables is
5676 empty. Traverse changed_variables with check_changed_vars_1,
5677 call check_changed_vars_2 on each changed_variables_stack entry.
5678 (emit_notes_in_bb): Add SET argument. Just clear it at the
5679 beginning, use it instead of local &set, don't destroy it at the end.
5680 (vt_emit_notes): Call dataflow_set_clear early on all
5681 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5682 computed set, dataflow_set_clear also VTI(bb)->in when we are
5683 done with the basic block. Initialize changed_variables_stack,
5684 free it afterwards. If ENABLE_CHECKING verify that after noting
5685 differences to an empty set value_chains hash table is empty.
5686 (vt_initialize): Initialize value_chains and value_chain_pool.
5687 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5688 (variable_tracking_main): Call dump_dataflow_sets before calling
5689 vt_emit_notes, not after it.
5690 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5691 (propagate_var_def_into_debug_stmts): Declare.
5692 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5693 (df_set_note): Reject debug insns.
5694 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5695 add notes to debug insns.
5696 (df_note_bb_compute): Adjust. Likewise.
5697 (df_simulate_uses): Skip debug insns.
5698 (df_simulate_initialize_backwards): Likewise.
5699 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5700 (subst_stack_regs_pat): Reject debug insns.
5701 (convert_regs_1): Handle debug insns.
5702 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5703 (print-rtl.o): Depend on cselib.h.
5704 (cselib.o): Depend on TREE_PASS_H.
5705 (var-tracking.o): Depend on cselib.h and TARGET_H.
5706 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5707 (init_ready_list): Skip boundary debug insns.
5708 (add_branch_dependences): Skip debug insns.
5709 (free_block_dependencies): Check for blocks with only debug insns.
5710 (compute_priorities): Likewise.
5711 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5712 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5714 (gimple_build_debug_bind_stat): New.
5715 (empty_body_p): Skip debug stmts.
5716 (gimple_has_side_effects): Likewise.
5717 (gimple_rhs_has_side_effects): Likewise.
5718 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5719 (gimple_build_debug_bind_stat): Declare.
5720 (gimple_build_debug_bind): Define.
5721 (is_gimple_debug): New.
5722 (gimple_debug_bind_p): New.
5723 (gimple_debug_bind_get_var): New.
5724 (gimple_debug_bind_get_value): New.
5725 (gimple_debug_bind_get_value_ptr): New.
5726 (gimple_debug_bind_set_var): New.
5727 (gimple_debug_bind_set_value): New.
5728 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5729 (gimple_debug_bind_reset_value): New.
5730 (gimple_debug_bind_has_value_p): New.
5731 (gsi_next_nondebug): New.
5732 (gsi_prev_nondebug): New.
5733 (gsi_start_nondebug_bb): New.
5734 (gsi_last_nondebug_bb): New.
5735 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5736 (print_insn): Handle DEBUG_INSN.
5737 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5738 of first insn prevail.
5739 (first_stmt): Skip debug stmts.
5740 (first_non_label_stmt): Likewise.
5741 (last_stmt): Likewise.
5742 (has_zero_uses_1): New.
5743 (single_imm_use_1): New.
5744 (verify_gimple_debug): New.
5745 (verify_types_in_gimple_stmt): Handle debug stmts.
5746 (verify_stmt): Likewise.
5747 (debug_loop_num): Skip debug stmts.
5748 (remove_edge_and_dominated_blocks): Remove dominators last.
5749 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5750 (linearize_expr): Likewise.
5751 * config/i386/i386.c (ix86_delegitimize_address): Call
5752 default implementation.
5753 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5754 (group_barrier_needed): Skip debug insns.
5755 (emit_insn_group_barriers): Likewise.
5756 (emit_all_insn_group_barriers): Likewise.
5757 (ia64_variable_issue): Handle debug insns.
5758 (ia64_dfa_new_cycle): Likewise.
5759 (final_emit_insn_group_barriers): Skip debug insns.
5760 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5761 def cfa without frame.
5762 (process_set): Likewise.
5763 (process_for_unwind_directive): Pass frame on.
5764 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5765 (rs6000_delegitimize_address): New.
5766 (rs6000_debug_adjust_cost): Handle debug insns.
5767 (is_microcoded_insn): Likewise.
5768 (is_cracked_insn): Likewise.
5769 (is_nonpipeline_insn): Likewise.
5770 (insn_must_be_first_in_group): Likewise.
5771 (insn_must_be_last_in_group): Likewise.
5772 (force_new_group): Likewise.
5773 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5774 contains only debug insns.
5775 (rtl_merge_blocks): Skip debug insns.
5776 (purge_dead_edges): Likewise.
5777 (rtl_block_ends_with_call_p): Skip debug insns.
5778 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5779 (mark_reg_dependencies): Skip debug insns.
5780 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5781 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5782 * tree-ssa-threadedge.c
5783 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5784 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5785 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5786 (copyprop_hardreg_forward_1): Handle debug insns.
5787 * reload1.c (reload): Skip debug insns. Replace unassigned
5788 pseudos in debug insns with their equivalences.
5789 (eliminate_regs_in_insn): Skip debug insns.
5790 (emit_input_reload_insns): Skip debug insns at first, adjust
5792 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5793 (get_indirect_ref_operands): Pass opf_no_vops on.
5794 (get_expr_operands): Likewise. Skip debug stmts.
5795 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5797 2009-09-01 Richard Henderson <rth@redhat.com>
5799 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5800 stmt_ends_pp_p statements at least once.
5801 * tree-vrp.c (vrp_initialize): Likewise.
5802 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5804 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5807 Fix AIX bootstrap after PR debug/30161
5808 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5809 that is a GNU extension.
5810 (tmpl_value_parm_die_table): Move the definition of this global
5811 outside #ifdef DWARF2_DEBUGGING_INFO region.
5813 2009-09-01 Richard Guenther <rguenther@suse.de>
5815 * tree.c (tree_expr_size): New function.
5816 * tree.h (tree_expr_size): Declare.
5817 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5818 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5819 * langhooks.c (lhd_expr_size): Remove.
5820 * langhooks.h (struct lang_hooks): Remove expr_size.
5821 * explow.c (expr_size): Use tree_expr_size.
5822 (int_expr_size): Likewise.
5823 * langhooks-def.h (lhd_expr_size): Remove.
5824 (LANG_HOOKS_EXPR_SIZE): Likewise.
5825 (LANG_HOOKS_INITIALIZER): Adjust.
5827 2009-09-01 Richard Guenther <rguenther@suse.de>
5829 * tree-flow.h (mark_addressable): Move declaration ...
5830 * tree.h (mark_addressable): ... here.
5831 * stmt.c (expand_asm_operands): Use mark_addressable, not
5832 lang_hooks.mark_addressable.
5833 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5834 LANG_HOOKS_MARK_ADDRESSABLE.
5835 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5836 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5838 2009-08-31 Chris Demetriou <cgd@google.com>
5840 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5841 vectorize if not TARGET_SSE2.
5843 2009-08-31 DJ Delorie <dj@redhat.com>
5845 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5846 registers if no coprocessor is enabled.
5848 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5851 * cgraph.h (cgraph_get_node): Declare ...
5852 * cgraph.c (cgraph_get_node): ... new function.
5853 * dwarf2out.c (gen_generic_params_dies,
5854 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5855 make_ith_pack_parameter_name,
5856 append_entry_to_tmpl_value_parm_die_table,
5857 gen_remaining_tmpl_value_param_die_attribute): New functions.
5858 (gen_subprogram_die): Generate debug info for template parameters
5859 if debug info level is higher than DINFO_LEVEL_TERSE.
5860 Use tree_add_const_value_attribute_for_decl instead of
5861 tree_add_const_value_attribute.
5862 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5863 instead of tree_add_const_value_attribute.
5864 (gen_struct_or_union_type_die): Generate debug
5865 info for template parameters if debug info level is higher than
5867 (tree_add_const_value_attribute): Handle integral and pointer
5868 constants. Update comment.
5869 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5870 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5871 (reference_to_unused): Fix thinko. Remove redundant predicates from
5873 (tree_add_const_value_attribute): Make this work for constant
5875 tree_add_const_value_attribute_for_decl is to be used for variable
5877 (add_location_or_const_value_attribute): Use
5878 tree_add_const_value_attribute_for_decl now.
5879 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5880 DW_TAG_template_value_param DIEs after function DIEs have been
5882 * langhooks.h (lang_hooks_for_types): Add
5883 get_argument_pack_elems.
5884 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5885 (lang_hooks): Added get_innermost_generic_parms,
5886 get_innermost_generic_args.
5887 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5888 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5889 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5890 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5892 2009-08-31 DJ Delorie <dj@redhat.com>
5894 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5895 it once we start generating the prologue or epilogue.
5896 (mep_call_saves_register): If the frame is locked, re-use
5898 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5899 (mep_expand_prologue): Call it.
5900 (mep_expand_epilogue): Likewise.
5901 (mep_start_function): Use the same logic as mep_expand_prologue.
5902 (mep_pass_by_reference): Make logic more readable.
5903 (mep_return_in_memory): Zero-sized objects are passed in memory.
5904 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5906 2009-08-31 Richard Guenther <rguenther@suse.de>
5908 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5909 to query if the memory regions for memmove overlap.
5910 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5911 asserts on pointers, instead deal with odd trees.
5912 (ptr_derefs_may_alias_p): Likewise.
5913 (refs_may_alias_p_1): Constructor bases also never alias.
5915 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5917 * doc/install.texi (Final install): Adjust reference on where to
5918 order printed manuals.
5920 2009-08-30 Olivier Hainque <hainque@adacore.com>
5922 * dwarf2out.c (switch_to_frame_table_section): Move
5923 definition prior to first use.
5925 2009-08-30 Richard Guenther <rguenther@suse.de>
5927 PR tree-optimization/41186
5928 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5929 (ao_ref_init_from_ptr_and_size): New function.
5930 (ref_maybe_used_by_call_p_1): Be more precise tracking
5931 used ranges for builtin functions.
5932 (ref_maybe_used_by_call_p): Adjust.
5933 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5934 ranges for builtin functions.
5935 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5937 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5940 * fwprop.c (get_reg_use_in): Delete.
5941 (free_load_extend): New function.
5942 (forward_propagate_subreg): Use it.
5944 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5946 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5948 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5951 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5954 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5956 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5957 fini or fini_array section.
5959 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5961 * graphite-dependences.c (graphite_legal_transform_bb): Call
5962 pbb_remove_duplicate_pdrs.
5963 * graphite-poly.c (can_collapse_pdr): Removed.
5964 (pdr_find_duplicate): Removed.
5965 (can_collapse_pdrs): New.
5966 (pbb_remove_duplicate_pdrs): New.
5967 (new_poly_dr): Do not look for duplicates.
5968 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5969 (PBB_PDR_DUPLICATES_REMOVED): New.
5970 (pbb_remove_duplicate_pdrs): Declared.
5972 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5974 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5975 the strides by multiplying by PDR_NB_REFS.
5976 * graphite-poly.c (can_collapse_pdr): New.
5977 (pdr_find_duplicate): New.
5978 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5979 Initialize PDR_NB_REFS.
5980 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5982 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5984 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5987 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5990 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5992 * graphite-dependences.c (pddr_original_scattering): Return NULL
5993 for read-read dependence relations.
5994 * graphite-poly.h (enum poly_dr_type): Fix comment.
5997 (pdr_may_write_p): New.
5999 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6001 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6002 (struct poly_dr): Same.
6003 (new_poly_dr): Same.
6004 * graphite-poly.c (new_poly_dr): Same.
6005 * graphite-dependences.c (dot_deps): Disable call to system.
6007 2009-08-28 Cary Coutant <ccoutant@google.com>
6010 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6011 struct/union/enum types local to a function.
6013 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6014 Sebastian Pop <sebastian.pop@amd.com>
6016 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6017 pbb_strip_mine_time_depth. Changed the implementation so that
6018 transformation is expressed as a transformation on
6019 time (scatttering) dimensions. Also, ensures that the 2d+1
6020 scheduling format is preserved.
6021 (pbb_strip_mine_profitable_p): Profitability is based on the
6022 iteration number of a given time (scattering) dimension,
6023 and not on a original loop depth dimension.
6024 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6025 (pbb_do_strip_mine): Call psct_dynamic_dim.
6026 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6027 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6028 (pbb_nb_dynamic_scattering_transform): New.
6029 (psct_dynamic_dim): New.
6031 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6033 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6034 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6035 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6036 * graphite-interchange.c (build_linearized_memory_access): Same.
6037 (memory_stride_in_loop): Same.
6039 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6041 * graphite-dependences.c (pddr_original_scattering): New.
6042 (graphite_legal_transform_dr): Call pddr_original_scattering.
6045 * graphite-dependences.h (dot_deps): Declared.
6046 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6047 (print_pdr): Print PDR_ID.
6048 * graphite-poly.h (struct poly_dr): Add field id.
6051 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6053 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6055 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6056 not delete the original dependence relation.
6058 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6060 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6061 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6062 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6063 (free_poly_ddr): New.
6064 (pddr_is_empty): New.
6065 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6066 (dependence_polyhedron): Same. Remove useless gcc_assert.
6068 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6069 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6070 * graphite-dependences.h (enum poly_dependence_kind): New.
6071 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6072 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6073 (PDRP_SINK): Renamed PDDR_SINK.
6074 (PDRP_DDP): Renamed PDDR_DDP.
6076 (free_poly_ddr): Declared.
6077 * graphite-poly.c (new_scop): Use the new hash function names.
6078 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6079 into original_pddrs.
6080 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6082 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6084 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6085 bounds with LT_EXPR to make niter analysis more precise on code
6086 generated by Graphite.
6088 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6090 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6091 (graphite_legal_transform_bb): Same.
6092 (poly_drs_may_alias_p): Same.
6094 2009-08-28 Richard Guenther <rguenther@suse.de>
6096 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6098 2009-08-28 Jan Beulich <jbeulich@novell.com>
6100 * config/i386/netware.c: Include langhooks.h.
6101 (i386_nlm_encode_section_info): Simplify.
6102 (netware_override_options): Delete.
6103 * config/i386/netware.h (netware_override_options): Delete
6105 (OVERRIDE_OPTIONS): Delete definition.
6106 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6107 (ASM_COMMENT_START): Define.
6108 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6110 2009-08-28 Jan Beulich <jbeulich@novell.com>
6112 * configure.ac: For in-tree ld, do a plain version check to
6113 determine whether comdat groups are supported.
6114 * configure: Regenerate.
6116 2009-08-28 Olivier Hainque <hainque@adacore.com>
6118 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6119 always defined. Reflect definition or absence of such for
6120 COLLECT_EXPORT_LIST. Readability helper.
6121 (scanfilter): New enum, to help control what symbols
6122 are to be considered or ignored by scan_prog_file.
6123 (enum pass): Rename as "scanpass", moved together with scanfilter
6124 prior to scan_prog_file's prototype.
6125 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6126 Group prototype with the scanpass/scanfilter definitions, factorize
6127 head comments for the several implementations at the prototype.
6128 (main): Reorganize the first pass link control to let AIX
6129 drag only the needed frame tables in executables. Prevent
6130 frame tables collection during the scan aimed at static ctors.
6131 Pre-link and scan for frame tables later to compensate.
6132 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6133 A C statement to issue assembly directives that create a reference
6134 to the given DWARF table identifier label from the current function
6136 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6137 to differentiate first time section entry. Only emit a .data
6138 tables start identifier label the first time around.
6139 (switch_to_frame_table_section): New function. Helper for
6140 output_call_frame_info to switch possibly BACK into the eh_frame
6141 or the debug_frame section depending on FOR_EH.
6142 (output_call_frame_info): Use helper to first enter the proper
6144 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6145 emit a link to the frame table start label from each function
6147 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6148 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6149 * config/rs6000/rs6000-protos.h: Declare it.
6150 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6152 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6154 * config/sh/sh.c (split_branches): Check the result of
6157 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6159 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6160 using -pthread -fopenmp
6162 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6164 * doc/service.texi (service directory): Update URL.
6166 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6168 PR rtl-optimization/40861
6169 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6170 extract word from a multi-word subreg for negative byte positions.
6172 2009-08-27 Tristan Gingold <gingold@adacore.com>
6173 Douglas B Rupp <rupp@gnat.com>
6175 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6176 (SECTION_VMS_OVERLAY): Define.
6177 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6179 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6181 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6182 common_object declarations.
6183 (ia64_section_type_flags): Set section flag for common_object.
6184 * config/ia64/ia64-protos.h
6185 (ia64_vms_output_aligned_decl_common): Declare.
6186 (ia64_vms_elf_asm_named_section): Declare.
6188 2009-08-27 Michael Matz <matz@suse.de>
6190 * expr.c (expand_expr_real_2): New function taking exploded
6191 unary or binary expression, split out from ...
6192 (expand_expr_real_1): ... here. Move over all unary/binary
6193 switch parts to above function, in particular these codes:
6194 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6195 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6196 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6197 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6198 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6199 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6200 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6201 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6202 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6203 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6204 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6205 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6206 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6207 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6208 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6209 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6210 VEC_PACK_FIX_TRUNC_EXPR.
6211 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6214 2009-08-27 Richard Guenther <rguenther@suse.de>
6216 * gengtype.c (main): Handle uint64_t.
6217 * ipa-utils.c (get_base_var): Indent properly.
6218 * tree-ssa-live.c (debug_scope_block): New function.
6219 * tree-flow.h (debug_scope_block): Declare.
6220 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6221 * basic-block.h (enum profile_status): Rename to
6222 enum profile_status_d.
6223 (x_profile_status): Adjust type.
6225 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6228 * dwarf2out.c (get_context_die): Declare this static function.
6229 (gen_type_die_with_usage): Make sure a DIE is a generated for
6230 the context of a typedef.
6232 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6234 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6237 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6239 * config/mips/mips-protos.h (mips_output_sync): Declare.
6240 (mips_sync_loop_insns): Likewise.
6241 (mips_output_sync_loop): Replace first two parameters with an rtx.
6242 * config/mips/mips.c (mips_multi_member): New structure.
6243 (mips_multi_members): New variable.
6244 (mips_multi_start): New function.
6245 (mips_multi_add): Likewise.
6246 (mips_multi_add_insn): Likewise.
6247 (mips_multi_add_label): Likewise.
6248 (mips_multi_last_index): Likewise.
6249 (mips_multi_copy_insn): Likewise.
6250 (mips_multi_set_operand): Likewise.
6251 (mips_multi_write): Likewise.
6252 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6253 (mips_init_print_operand_punct): Update accordingly.
6254 (mips_start_ll_sc_sync_block): New function.
6255 (mips_end_ll_sc_sync_block): Likewise.
6256 (mips_output_sync): Likewise.
6257 (mips_sync_insn1_template): Likewise.
6258 (mips_sync_insn2_template): Likewise.
6259 (mips_get_sync_operand): Likewise.
6260 (mips_process_sync_loop): Likewise.
6261 (mips_output_sync_loop): Use mips_process_sync_loop.
6262 (mips_sync_loop_insns): New function.
6263 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6264 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6265 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6266 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6267 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6268 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6269 (MIPS_SYNC_OLD_OP_12): Likewise.
6270 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6271 (MIPS_SYNC_NEW_OP_12): Likewise.
6272 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6273 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6274 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6275 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6276 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6277 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6278 * config/mips/mips.md (sync_mem): New attribute.
6279 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6280 (sync_exclusive_mask, sync_required_oldval): Likewise.
6281 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6282 (sync_release_barrier): Likewise.
6283 (length): Handle sync loops.
6284 (sync): Use mips_output_sync.
6285 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6286 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6287 and use mips_output_sync_loop.
6288 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6289 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6290 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6291 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6292 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6293 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6294 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6295 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6296 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6298 2009-08-26 Richard Guenther <rguenther@suse.de>
6301 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6302 the types to not match.
6303 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6305 * tree-ssa.c (useless_type_conversion_p): Conversions to
6306 pointers to unprototyped functions are useless.
6308 2009-08-26 Richard Guenther <rguenther@suse.de>
6310 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6311 whole-program condition, prepare to be called for non-globals.
6312 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6313 params build a representative with known type and track its fields.
6315 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6317 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6318 clearing by a taken branch.
6319 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6320 effectively after bbro pass.
6321 (sync_nand<mode>): Ditto.
6322 (sync_old_<fetchop_name><mode>): Ditto.
6323 (sync_old_nand<mode>): Ditto.
6324 (sync_new_<fetchop_name><mode>): Dito.
6325 (sync_new_nand<mode>): Ditto.
6326 (sync_compare_and_swap<mode>_1): Ditto.
6327 (*sync_compare_and_swap<mode>): Ditto.
6328 (sync_lock_test_and_set<mode>_1): Ditto.
6329 ("sync_lock_test_and_set<mode>): Ditto.
6331 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6333 * hwint.h (HOST_LONG_FORMAT): New macro
6334 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6335 Use HOST_PTR_PRINTF.
6336 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6337 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6338 (HOST_PTR_PRINTF): Document.
6340 2009-08-25 Jan Hubicka <jh@suse.cz>
6342 * config/i386/bmmintrin.h: Replace by #error.
6345 Michael Meissner <michael.meissner@amd.com>
6346 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6347 Tony Linthicum <tony.linthicum@amd.com>
6349 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6350 (TARGET_ROUND): New macro for the round/ptest instructions which
6351 are shared between SSE4.1 and SSE5.
6352 (OPTION_MASK_ISA_ROUND): Ditto.
6353 (OPTION_ISA_ROUND): Ditto.
6354 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6355 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6357 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6358 (-mfused-madd): New switch to give users control over whether the
6359 compiler optimizes to use the multiply/add SSE5 instructions.
6361 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6362 (ix86_handle_option): Turn off 3dnow if -msse5.
6363 (override_options): Add SSE5 support.
6364 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6366 (ix86_expand_sse_movcc): Add SSE5 support.
6367 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6368 vector type to the next largest size.
6369 (ix86_expand_sse5_pack): New function to use pperm to pack a
6370 vector type to the next smallest size.
6371 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6372 (IX86_BUILTIN_FMADDSD): Ditto.
6373 (IX86_BUILTIN_FMADDPS): Ditto.
6374 (IX86_BUILTIN_FMADDPD): Ditto.
6375 (IX86_BUILTIN_FMSUBSS): Ditto.
6376 (IX86_BUILTIN_FMSUBSD): Ditto.
6377 (IX86_BUILTIN_FMSUBPS): Ditto.
6378 (IX86_BUILTIN_FMSUBPD): Ditto.
6379 (IX86_BUILTIN_FNMADDSS): Ditto.
6380 (IX86_BUILTIN_FNMADDSD): Ditto.
6381 (IX86_BUILTIN_FNMADDPS): Ditto.
6382 (IX86_BUILTIN_FNMADDPD): Ditto.
6383 (IX86_BUILTIN_FNMSUBSS): Ditto.
6384 (IX86_BUILTIN_FNMSUBSD): Ditto.
6385 (IX86_BUILTIN_FNMSUBPS): Ditto.
6386 (IX86_BUILTIN_FNMSUBPD): Ditto.
6387 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6388 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6389 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6390 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6391 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6392 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6393 (IX86_BUILTIN_PPERM): Ditto.
6394 (IX86_BUILTIN_PERMPS): Ditto.
6395 (IX86_BUILTIN_PERMPD): Ditto.
6396 (IX86_BUILTIN_PMACSSWW): Ditto.
6397 (IX86_BUILTIN_PMACSWW): Ditto.
6398 (IX86_BUILTIN_PMACSSWD): Ditto.
6399 (IX86_BUILTIN_PMACSWD): Ditto.
6400 (IX86_BUILTIN_PMACSSDD): Ditto.
6401 (IX86_BUILTIN_PMACSDD): Ditto.
6402 (IX86_BUILTIN_PMACSSDQL): Ditto.
6403 (IX86_BUILTIN_PMACSSDQH): Ditto.
6404 (IX86_BUILTIN_PMACSDQL): Ditto.
6405 (IX86_BUILTIN_PMACSDQH): Ditto.
6406 (IX86_BUILTIN_PMADCSSWD): Ditto.
6407 (IX86_BUILTIN_PMADCSWD): Ditto.
6408 (IX86_BUILTIN_PHADDBW): Ditto.
6409 (IX86_BUILTIN_PHADDBD): Ditto.
6410 (IX86_BUILTIN_PHADDBQ): Ditto.
6411 (IX86_BUILTIN_PHADDWD): Ditto.
6412 (IX86_BUILTIN_PHADDWQ): Ditto.
6413 (IX86_BUILTIN_PHADDDQ): Ditto.
6414 (IX86_BUILTIN_PHADDUBW): Ditto.
6415 (IX86_BUILTIN_PHADDUBD): Ditto.
6416 (IX86_BUILTIN_PHADDUBQ): Ditto.
6417 (IX86_BUILTIN_PHADDUWD): Ditto.
6418 (IX86_BUILTIN_PHADDUWQ): Ditto.
6419 (IX86_BUILTIN_PHADDUDQ): Ditto.
6420 (IX86_BUILTIN_PHSUBBW): Ditto.
6421 (IX86_BUILTIN_PHSUBWD): Ditto.
6422 (IX86_BUILTIN_PHSUBDQ): Ditto.
6423 (IX86_BUILTIN_PROTB): Ditto.
6424 (IX86_BUILTIN_PROTW): Ditto.
6425 (IX86_BUILTIN_PROTD): Ditto.
6426 (IX86_BUILTIN_PROTQ): Ditto.
6427 (IX86_BUILTIN_PROTB_IMM): Ditto.
6428 (IX86_BUILTIN_PROTW_IMM): Ditto.
6429 (IX86_BUILTIN_PROTD_IMM): Ditto.
6430 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6431 (IX86_BUILTIN_PSHLB): Ditto.
6432 (IX86_BUILTIN_PSHLW): Ditto.
6433 (IX86_BUILTIN_PSHLD): Ditto.
6434 (IX86_BUILTIN_PSHLQ): Ditto.
6435 (IX86_BUILTIN_PSHAB): Ditto.
6436 (IX86_BUILTIN_PSHAW): Ditto.
6437 (IX86_BUILTIN_PSHAD): Ditto.
6438 (IX86_BUILTIN_PSHAQ): Ditto.
6439 (IX86_BUILTIN_FRCZSS): Ditto.
6440 (IX86_BUILTIN_FRCZSD): Ditto.
6441 (IX86_BUILTIN_FRCZPS): Ditto.
6442 (IX86_BUILTIN_FRCZPD): Ditto.
6443 (IX86_BUILTIN_CVTPH2PS): Ditto.
6444 (IX86_BUILTIN_CVTPS2PH): Ditto.
6445 (IX86_BUILTIN_COMEQSS): Ditto.
6446 (IX86_BUILTIN_COMNESS): Ditto.
6447 (IX86_BUILTIN_COMLTSS): Ditto.
6448 (IX86_BUILTIN_COMLESS): Ditto.
6449 (IX86_BUILTIN_COMGTSS): Ditto.
6450 (IX86_BUILTIN_COMGESS): Ditto.
6451 (IX86_BUILTIN_COMUEQSS): Ditto.
6452 (IX86_BUILTIN_COMUNESS): Ditto.
6453 (IX86_BUILTIN_COMULTSS): Ditto.
6454 (IX86_BUILTIN_COMULESS): Ditto.
6455 (IX86_BUILTIN_COMUGTSS): Ditto.
6456 (IX86_BUILTIN_COMUGESS): Ditto.
6457 (IX86_BUILTIN_COMORDSS): Ditto.
6458 (IX86_BUILTIN_COMUNORDSS): Ditto.
6459 (IX86_BUILTIN_COMFALSESS): Ditto.
6460 (IX86_BUILTIN_COMTRUESS): Ditto.
6461 (IX86_BUILTIN_COMEQSD): Ditto.
6462 (IX86_BUILTIN_COMNESD): Ditto.
6463 (IX86_BUILTIN_COMLTSD): Ditto.
6464 (IX86_BUILTIN_COMLESD): Ditto.
6465 (IX86_BUILTIN_COMGTSD): Ditto.
6466 (IX86_BUILTIN_COMGESD): Ditto.
6467 (IX86_BUILTIN_COMUEQSD): Ditto.
6468 (IX86_BUILTIN_COMUNESD): Ditto.
6469 (IX86_BUILTIN_COMULTSD): Ditto.
6470 (IX86_BUILTIN_COMULESD): Ditto.
6471 (IX86_BUILTIN_COMUGTSD): Ditto.
6472 (IX86_BUILTIN_COMUGESD): Ditto.
6473 (IX86_BUILTIN_COMORDSD): Ditto.
6474 (IX86_BUILTIN_COMUNORDSD): Ditto.
6475 (IX86_BUILTIN_COMFALSESD): Ditto.
6476 (IX86_BUILTIN_COMTRUESD): Ditto.
6477 (IX86_BUILTIN_COMEQPS): Ditto.
6478 (IX86_BUILTIN_COMNEPS): Ditto.
6479 (IX86_BUILTIN_COMLTPS): Ditto.
6480 (IX86_BUILTIN_COMLEPS): Ditto.
6481 (IX86_BUILTIN_COMGTPS): Ditto.
6482 (IX86_BUILTIN_COMGEPS): Ditto.
6483 (IX86_BUILTIN_COMUEQPS): Ditto.
6484 (IX86_BUILTIN_COMUNEPS): Ditto.
6485 (IX86_BUILTIN_COMULTPS): Ditto.
6486 (IX86_BUILTIN_COMULEPS): Ditto.
6487 (IX86_BUILTIN_COMUGTPS): Ditto.
6488 (IX86_BUILTIN_COMUGEPS): Ditto.
6489 (IX86_BUILTIN_COMORDPS): Ditto.
6490 (IX86_BUILTIN_COMUNORDPS): Ditto.
6491 (IX86_BUILTIN_COMFALSEPS): Ditto.
6492 (IX86_BUILTIN_COMTRUEPS): Ditto.
6493 (IX86_BUILTIN_COMEQPD): Ditto.
6494 (IX86_BUILTIN_COMNEPD): Ditto.
6495 (IX86_BUILTIN_COMLTPD): Ditto.
6496 (IX86_BUILTIN_COMLEPD): Ditto.
6497 (IX86_BUILTIN_COMGTPD): Ditto.
6498 (IX86_BUILTIN_COMGEPD): Ditto.
6499 (IX86_BUILTIN_COMUEQPD): Ditto.
6500 (IX86_BUILTIN_COMUNEPD): Ditto.
6501 (IX86_BUILTIN_COMULTPD): Ditto.
6502 (IX86_BUILTIN_COMULEPD): Ditto.
6503 (IX86_BUILTIN_COMUGTPD): Ditto.
6504 (IX86_BUILTIN_COMUGEPD): Ditto.
6505 (IX86_BUILTIN_COMORDPD): Ditto.
6506 (IX86_BUILTIN_COMUNORDPD): Ditto.
6507 (IX86_BUILTIN_COMFALSEPD): Ditto.
6508 (IX86_BUILTIN_COMTRUEPD): Ditto.
6509 (IX86_BUILTIN_PCOMEQUB): Ditto.
6510 (IX86_BUILTIN_PCOMNEUB): Ditto.
6511 (IX86_BUILTIN_PCOMLTUB): Ditto.
6512 (IX86_BUILTIN_PCOMLEUB): Ditto.
6513 (IX86_BUILTIN_PCOMGTUB): Ditto.
6514 (IX86_BUILTIN_PCOMGEUB): Ditto.
6515 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6516 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6517 (IX86_BUILTIN_PCOMEQUW): Ditto.
6518 (IX86_BUILTIN_PCOMNEUW): Ditto.
6519 (IX86_BUILTIN_PCOMLTUW): Ditto.
6520 (IX86_BUILTIN_PCOMLEUW): Ditto.
6521 (IX86_BUILTIN_PCOMGTUW): Ditto.
6522 (IX86_BUILTIN_PCOMGEUW): Ditto.
6523 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6524 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6525 (IX86_BUILTIN_PCOMEQUD): Ditto.
6526 (IX86_BUILTIN_PCOMNEUD): Ditto.
6527 (IX86_BUILTIN_PCOMLTUD): Ditto.
6528 (IX86_BUILTIN_PCOMLEUD): Ditto.
6529 (IX86_BUILTIN_PCOMGTUD): Ditto.
6530 (IX86_BUILTIN_PCOMGEUD): Ditto.
6531 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6532 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6533 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6534 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6535 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6536 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6537 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6538 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6539 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6540 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6541 (IX86_BUILTIN_PCOMEQB): Ditto.
6542 (IX86_BUILTIN_PCOMNEB): Ditto.
6543 (IX86_BUILTIN_PCOMLTB): Ditto.
6544 (IX86_BUILTIN_PCOMLEB): Ditto.
6545 (IX86_BUILTIN_PCOMGTB): Ditto.
6546 (IX86_BUILTIN_PCOMGEB): Ditto.
6547 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6548 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6549 (IX86_BUILTIN_PCOMEQW): Ditto.
6550 (IX86_BUILTIN_PCOMNEW): Ditto.
6551 (IX86_BUILTIN_PCOMLTW): Ditto.
6552 (IX86_BUILTIN_PCOMLEW): Ditto.
6553 (IX86_BUILTIN_PCOMGTW): Ditto.
6554 (IX86_BUILTIN_PCOMGEW): Ditto.
6555 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6556 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6557 (IX86_BUILTIN_PCOMEQD): Ditto.
6558 (IX86_BUILTIN_PCOMNED): Ditto.
6559 (IX86_BUILTIN_PCOMLTD): Ditto.
6560 (IX86_BUILTIN_PCOMLED): Ditto.
6561 (IX86_BUILTIN_PCOMGTD): Ditto.
6562 (IX86_BUILTIN_PCOMGED): Ditto.
6563 (IX86_BUILTIN_PCOMFALSED): Ditto.
6564 (IX86_BUILTIN_PCOMTRUED): Ditto.
6565 (IX86_BUILTIN_PCOMEQQ): Ditto.
6566 (IX86_BUILTIN_PCOMNEQ): Ditto.
6567 (IX86_BUILTIN_PCOMLTQ): Ditto.
6568 (IX86_BUILTIN_PCOMLEQ): Ditto.
6569 (IX86_BUILTIN_PCOMGTQ): Ditto.
6570 (IX86_BUILTIN_PCOMGEQ): Ditto.
6571 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6572 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6573 (enum multi_arg_type): New enum for describing the various SSE5
6574 intrinsic argument types.
6575 (bdesc_multi_arg): New table for SSE5 intrinsics.
6576 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6577 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6579 (ix86_expand_builtin): Add SSE5 intrinsic support.
6580 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6581 operand instructions.
6582 (ix86_expand_sse5_multiple_memory): New function to split the
6583 second memory reference from SSE5 instructions.
6584 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6585 (ix86_return_pops_args): Use stdarg_p to determine if the function
6586 has variable arguments.
6587 (ix86_setup_incoming_varargs): Ditto.
6588 (x86_this_parameter): Ditto.
6590 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6592 (ix86_expand_sse5_pack): Ditto.
6593 (ix86_sse5_valid_op_p): Ditto.
6594 (ix86_expand_sse5_multiple_memory): Ditto.
6596 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6597 constant for SSE5 support.
6598 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6599 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6600 (UNSPEC_SSE5_PERMUTE): Ditto.
6601 (UNSPEC_SSE5_ASHIFT): Ditto.
6602 (UNSPEC_SSE5_LSHIFT): Ditto.
6603 (UNSPEC_FRCZ): Ditto.
6604 (UNSPEC_CVTPH2PS): Ditto.
6605 (UNSPEC_CVTPS2PH): Ditto.
6606 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6608 (COM_FALSE_S): Ditto.
6609 (COM_FALSE_P): Ditto.
6610 (COM_TRUE_S): Ditto.
6611 (COM_TRUE_P): Ditto.
6612 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6613 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6615 (memory attribute): Ditto.
6616 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6617 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6618 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6619 (floor<mode>2): Ditto.
6620 (ceil<mode>2): Ditto.
6621 (btrunc<mode>2): Ditto.
6622 (nearbyintdf2): Ditto.
6623 (nearbyintsf2): Ditto.
6624 (sse_setccsf): Disable if SSE5.
6625 (sse_setccdf): Ditto.
6626 (sse5_setcc<mode>): New support for SSE5 conditional move.
6627 (sse5_pcmov_<mode>): Ditto.
6629 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6631 (SSEMODEF2P): Ditto.
6632 (ssemodesuffixf4): New mode attribute for SSE5.
6633 (ssemodesuffixf2s): Ditto.
6634 (ssemodesuffixf2c): Ditto.
6635 (sserotatemax): Ditto.
6636 (ssescalarmode): Ditto.
6637 (sse_maskcmpv4sf3): Disable if SSE5.
6638 (sse_maskcmpv2df3): Ditto.
6639 (sse_vmmaskcmpv4sf3): Ditto.
6640 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6641 (sse5_vmfmadd<mode>4): Ditto.
6642 (sse5_fmsub<mode>4): Ditto.
6643 (sse5_vmfmsub<mode>4): Ditto.
6644 (sse5_fnmadd<mode>4): Ditto.
6645 (sse5_vmfnmadd<mode>4): Ditto.
6646 (sse5_fnmsub<mode>4): Ditto.
6647 (sse5_vmfnmsub<mode>4): Ditto.
6648 (sse5i_fmadd<mode>4): Ditto.
6649 (sse5i_fmsub<mode>4): Ditto.
6650 (sse5i_fnmadd<mode>4): Ditto.
6651 (sse5i_fnmsub<mode>4): Ditto.
6652 (sse5i_vmfmadd<mode>4): Ditto.
6653 (sse5i_vmfmsub<mode>4): Ditto.
6654 (sse5i_vmfnmadd<mode>4): Ditto.
6655 (sse5i_vmfnmsub<mode>4): Ditto.
6656 (mulv16qi3): Add SSE5 support.
6658 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6659 (sse2_mulv4si3): Disable if SSE5.
6660 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6661 (sse4_1_roundps): Ditto.
6662 (sse4_1_roundsd): Ditto.
6663 (sse4_1_roundss): Ditto.
6664 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6666 (sse_maskcmpsf3): Ditto.
6667 (sse_vmmaskcmpv4sf3): Ditto.
6668 (sse2_maskcmpv2df3): Ditto.
6669 (sse2_maskcmpdf3): Ditto.
6670 (sse2_vmmaskcmpv2df3): Ditto.
6671 (sse2_eq<mode>3): Ditto.
6672 (sse2_gt<mode>3): Ditto.
6673 (sse5_pcmov_<mode>): Add SSE5 support.
6674 (vec_unpacku_hi_v16qi): Ditto.
6675 (vec_unpacks_hi_v16qi): Ditto.
6676 (vec_unpacku_lo_v16qi): Ditto.
6677 (vec_unpacks_lo_v16qi): Ditto.
6678 (vec_unpacku_hi_v8hi): Ditto.
6679 (vec_unpacks_hi_v8hi): Ditto.
6680 (vec_unpacku_lo_v8hi): Ditto.
6681 (vec_unpacks_lo_v8hi): Ditto.
6682 (vec_unpacku_hi_v4si): Ditto.
6683 (vec_unpacks_hi_v4si): Ditto.
6684 (vec_unpacku_lo_v4si): Ditto.
6685 (vec_unpacks_lo_v4si): Ditto.
6686 (sse5_pmacsww): New SSE5 intrinsic insn.
6687 (sse5_pmacssww): Ditto.
6688 (sse5_pmacsdd): Ditto.
6689 (sse5_pmacssdd): Ditto.
6690 (sse5_pmacssdql): Ditto.
6691 (sse5_pmacssdqh): Ditto.
6692 (sse5_pmacsdqh): Ditto.
6693 (sse5_pmacsswd): Ditto.
6694 (sse5_pmacswd): Ditto.
6695 (sse5_pmadcsswd): Ditto.
6696 (sse5_pmadcswd): Ditto.
6697 (sse5_pcmov_<move>): Conditional move support on SSE5.
6698 (sse5_phaddbw): New SSE5 intrinsic insn.
6699 (sse5_phaddbd): Ditto.
6700 (sse5_phaddbq): Ditto.
6701 (sse5_phaddwd): Ditto.
6702 (sse5_phaddwq): Ditto.
6703 (sse5_phadddq): Ditto.
6704 (sse5_phaddubw): Ditto.
6705 (sse5_phaddubd): Ditto.
6706 (sse5_phaddubq): Ditto.
6707 (sse5_phadduwd): Ditto.
6708 (sse5_phadduwq): Ditto.
6709 (sse5_phaddudq): Ditto.
6710 (sse5_phsubbw): Ditto.
6711 (sse5_phsubwd): Ditto.
6712 (sse5_phsubdq): Ditto.
6713 (sse5_pperm): Ditto.
6714 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6715 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6716 (sse5_pperm_sign_v8hi_v4si): Ditto.
6717 (sse5_pperm_zero_v8hi_v4si): Ditto.
6718 (sse5_pperm_sign_v4si_v2di): Ditto.
6719 (sse5_pperm_sign_v4si_v2di): Ditto.
6720 (sse5_pperm_pack_v2di_v4si): Ditto.
6721 (sse5_pperm_pack_v4si_v8hi): Ditto.
6722 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6723 (sse5_perm<mode>): New SSE5 intrinsic insn.
6724 (rotl<mode>3): Ditto.
6725 (sse5_rotl<mode>3): Ditto.
6726 (sse5_ashl<mode>3): Ditto.
6727 (sse5_lshl<mode>3): Ditto.
6728 (sse5_frcz<mode>2): Ditto.
6729 (sse5s_frcz<mode>2): Ditto.
6730 (sse5_cvtph2ps): Ditto.
6731 (sse5_cvtps2ph): Ditto.
6732 (sse5_vmmaskcmp<mode>3): Ditto.
6733 (sse5_com_tf<mode>3): Ditto.
6734 (sse5_maskcmp<mode>3): Ditto.
6735 (sse5_maskcmp_uns<mode>3): Ditto.
6736 (sse5_maskcmp_uns2<mode>3): Ditto.
6737 (sse5_pcom_tf<mode>3): Ditto.
6739 * config/i386/predicates.md (sse5_comparison_float_operator):
6740 New predicate to match the comparison operators supported by
6741 the SSE5 com instruction.
6742 (ix86_comparison_int_operator): New predicate to match just the
6743 signed int comparisons.
6744 (ix86_comparison_uns_operator): New predicate to match just the
6745 unsigned int comparisons.
6747 * doc/invoke.texi (-msse5): Add documentation.
6748 (-mfused-madd): Ditto.
6750 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6752 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6754 (x86_64-*-*): Ditto.
6756 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6758 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6759 intrinisics for SSE5.
6761 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6764 * config/i386/mmintrin-common.h: New file, to contain common
6765 instructions between SSE4.1 and SSE5.
6767 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6768 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6769 (gen_regparm_prefix): Ditto.
6771 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6772 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6773 prototype_p to determine if a function is prototyped.
6775 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6777 * c-common.c (c_common_reswords) add the alignof keyword,
6778 with same RID as __alignof and __alignof__
6780 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6782 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6783 * hooks.c (hook_bool_const_int_const_int_true): New function.
6784 * target.h (struct gcc_target): Add can_eliminate field.
6785 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6786 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6787 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6788 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6789 (elim_table): Revise comment.
6790 * system.h (CAN_ELIMINATE): Poison.
6791 * defaults.h (CAN_ELIMINATE): Remove.
6792 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6794 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6795 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6797 (alpha_vms_can_eliminate): Declare as static, change return type to
6799 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6801 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6802 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6803 (arm_can_eliminate): New function.
6805 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6806 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6807 (avr_can_eliminate): Declare as static.
6808 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6810 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6811 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6812 (bfin_can_eliminate): New function.
6814 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6815 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6816 (crx_can_eliminate): New function.
6818 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6819 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6820 (fr30_can_eliminate): New function.
6822 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6823 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6824 (frv_can_eliminate): New function.
6826 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6827 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6828 (h8300_can_eliminate): New function.
6830 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6831 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6832 (i386_can_eliminate): Declare as static, change return type to bool.
6833 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6835 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6836 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6837 (ia64_can_eliminate): New function.
6839 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6840 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6841 (iq2000_can_eliminate): New function.
6843 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6844 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6845 (m32r_can_eliminate): New function.
6847 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6848 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6849 (m68hc11_can_eliminate): New function.
6851 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6852 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6853 (m68k_can_eliminate): New function.
6855 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6856 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6857 (mep_can_eliminate): New function.
6859 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6860 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6861 (mips_can_eliminate): New function.
6863 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6864 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6865 (rs6000_can_eliminate): New function.
6867 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6868 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6869 (s390_can_eliminate): Declare as static.
6870 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6872 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6873 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6874 (score_can_eliminate): New function.
6876 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6877 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6878 (sparc_can_eliminate): Declare as static.
6879 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6881 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6882 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6883 (xstormy16_can_eliminate): New function.
6885 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6886 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6887 (v850_can_eliminate): New function.
6889 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6891 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6892 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6893 (*movdfcc_ext[1234]): Disable for IEEE mode.
6895 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6897 * gimplify.c (prepare_gimple_addressable): New static function.
6898 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6900 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6901 manually fiddling with it.
6903 2009-08-25 Michael Matz <matz@suse.de>
6905 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6906 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6908 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6909 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6910 (do_jump): Split out code for simple binary comparisons into ...
6911 (do_jump_1): ... this, taking the individual operands and code.
6912 Change callers to helper function above accordingly.
6913 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6916 2009-08-25 Michael Matz <matz@suse.de>
6918 * expr.h (struct separate_ops, sepops): New type for passing
6919 around an exploded simple expression.
6920 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6921 Use this structure instead of expression tree.
6922 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6923 expression, only its type.
6924 (expand_vec_cond_expr): Take type and individual operands instead
6926 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6927 expand_vec_shift_expr): Change prototype accordingly.
6928 * tree-vect-stmts.c (vectorizable_condition): Change call of
6929 expand_vec_cond_expr_p to pass only type.
6930 * expr.c (do_store_flags): Change prototype and implementation
6931 to take an exploded expression.
6932 (expand_expr_real_1): New local ops initialized with details
6933 of the full expression. Use it instead of full
6934 expression in calls to do_store_flags, expand_vec_cond_expr,
6935 expand_widen_pattern_expr and expand_vec_shift_expr.
6937 2009-08-25 Michael Matz <matz@suse.de>
6939 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6940 treeop2 initialized with first three operands of the full expression.
6941 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6943 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6945 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6946 (__gthread_objc_condition_allocate): Mark arguments as unused.
6947 (__gthread_objc_condition_deallocate): Likewise.
6948 (__gthread_objc_condition_wait): Likewise.
6949 (__gthread_objc_condition_broadcast): Likewise.
6950 (__gthread_objc_condition_signal): Likewise.
6951 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6952 (__gthread_objc_thread_id): Likewise.
6954 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6957 * tree-pretty-print.c (print_call_name): Print the correct call name
6958 for procedure pointer components.
6960 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6962 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6963 default_promote_function_mode when not VMS.
6965 2009-08-24 Olivier Hainque <hainque@adacore.com>
6967 * convert.c (convert_to_integer): Don't assume an input pointer is
6968 POINTER_SIZE wide. Fetch from the type instead.
6970 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6972 * configure.ac (AC_PREREQ): Bump to 2.64.
6974 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6976 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6977 (process_command): Don't search standard_exec_prefix_1 and
6978 standard_exec_prefix_2.
6980 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6982 * config/arm/arm.c (output_return_instruction): Handle for
6985 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6987 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6989 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6991 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6992 (*arm_movdf_vfp): Likewise.
6994 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6996 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6997 (vashr<mode>3): Rename from ashr<mode>3.
6998 (vlshr<mode>3): Rename from lshr<mode>3.
7000 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7003 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7004 (check_format_info_main): Use scalar_identify_flag.
7005 (check_format_types): Check for scalar size identity if
7006 scalar_identify_flag is set.
7007 (printf_length_specs): Extend by new field.
7008 (asm_fprintf_length_specs): Likewise.
7009 (gcc_diag_length_specs): Likewise.
7010 (scanf_length_specs): Likewise.
7011 (strfmon_length_specs): Likewise.
7012 (gcc_gfc_length_specs): Likewise.
7013 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7014 (ms_printf_flag_specs): Likewise.
7015 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7017 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7020 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7021 (*call_value_pop_1): Ditto.
7022 (*sibcall_pop_1): New insn pattern.
7023 (*sibcall_value_pop_1): Ditto.
7025 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7028 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7031 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7034 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7035 (get_reg_use_in): New function.
7036 (forward_propagate_subreg): Propagate through subreg of zero_extend
7039 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7041 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7042 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7044 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7046 * configure.ac: Remove --with-datarootdir, --with-docdir,
7047 --with-htmldir switches. No need to call AC_SUBST for
7048 datarootdir, docdir, htmldir any more.
7049 * configure: Regenerate.
7050 * doc/install.texi (Configuration): Document --datarootdir,
7051 --docdir, --htmldir, --pdfdir; update documentation for
7052 --infodir, --mandir.
7053 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7056 * aclocal.m4: Regenerate.
7057 * config.in: Regenerate.
7058 * configure: Regenerate.
7060 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7061 Olivier Hainque <hainque@adacore.com>
7063 * config/ia64/ia64.c: Include libfuncs.h.
7064 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7065 (ia64_expand_call): Use reg 25 on VMS.
7066 (ia64_initialize_trampoline): Fix for VMS ABI.
7067 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7068 (ia64_function_arg): Initialize reg 25 on VMS.
7069 Fix OpenVMS ABI issues for varargs.
7070 For OpenVMS, emit the Argument Information register set in the
7071 incoming/sibcall case as well.
7072 (ia64_arg_type): New function.
7073 (ia64_function_arg_advance): Keep track of cum->words.
7074 Fix OpenVMS ABI issues for varargs.
7075 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7076 (ia64_override_options): Set flag_no_common on VMS.
7077 (ia64_init_builtins): Disable FWRITE builtin.
7078 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7079 (ia64_vms_init_libfuncs): Add decc$ routines.
7080 (ia64_vms_valid_pointer_mode): New function.
7081 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7082 (ia64_promote_function_mode): New function
7083 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7084 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7085 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7086 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7087 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7088 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7089 Suppress trailing '#' if VALUE is numeric.
7090 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7091 ia64_promote_function_mode.
7092 (TARGET_VALID_POINTER_MODE): Define.
7094 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7097 * config/rs6000/rs6000.c (rs6000_override_options): Use
7098 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7101 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7102 reporting of vector + decimal/boolean/complex error.
7104 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7106 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7107 __vector double TYPE_DECL.
7109 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7111 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7112 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7113 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7114 to pointer to enum machine_mode. Update all callers as needed.
7116 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7118 * config/alpha/alpha.md (exception_receiver): Emit alternative
7119 GP load sequence if flag_reorder_blocks_and_partition is set.
7120 (*exception_receiver_2): Also enable when
7121 flag_reorder_blocks_and_partition is set.
7123 2009-08-20 Matt Rice <ratmice@gmail.com>
7124 Diego Novillo <dnovillo@google.com>
7126 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7129 2009-08-20 Richard Guenther <rguenther@suse.de>
7131 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7132 * c-tree.h (c_dup_lang_specific_decl): Remove.
7133 (struct lang_decl, struct lang_type): Move definitions ...
7134 * c-lang.h: ... here. New file.
7135 * c-decl.c: Include c-lang.h.
7136 (c_dup_lang_specific_decl): Remove.
7137 * c-typeck.c: Include c-lang.h.
7138 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7139 (c-typeck.o): Likewise.
7140 * c-config-lang.in (gtfiles): Add c-lang.h.
7141 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7144 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7146 * config/alpha/alpha.c (alpha_end_function): Do not clear
7147 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7148 this is now handled in generic code.
7150 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7152 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7153 (s390_z10_fix_long_loop_prediction): New function.
7154 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7155 (s390_reorg): Walk over the INSNs and invoke
7156 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7158 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7160 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7161 "*brx_64bit", "*brx_31bit"): New patterns.
7162 * config/s390/s390.c ('E'): New output modifier.
7164 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7165 Richard Earnshaw <richard.earnshaw@arm.com>
7167 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7168 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7170 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7172 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7174 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7175 for mode mode of operand0 when doing secondary reload for SAR.
7177 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7180 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7181 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7183 2009-08-19 Jason Merrill <jason@redhat.com>
7185 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7186 supported template depth in C++0x.
7188 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7190 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7191 free_after_compilation.
7192 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7193 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7194 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7195 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7196 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7197 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7198 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7200 2009-08-19 Ian Lance Taylor <iant@google.com>
7202 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7203 of (plus (mult (neg B) C) A).
7205 2009-08-18 Michael Matz <matz@suse.de>
7207 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7208 instead of comparing TYPE_MAIN_VARIANT for equality.
7209 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7210 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7211 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7212 * gimplify.c (goa_lhs_expr_p): Ditto and use
7213 STRIP_USELESS_TYPE_CONVERSION.
7215 2009-08-18 Michael Matz <matz@suse.de>
7217 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7218 first field in a struct.
7219 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7221 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7223 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7224 locators before emit_insn is called. Remove assert that
7226 (alpha_end_function): Clear crtl->emit structure and free insn
7227 locators if cfun->is_thunk is true.
7229 2009-08-18 Jason Merrill <jason@redhat.com>
7231 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7233 * configure.ac: Test for it.
7234 * configure, config.in: Regenerate.
7235 * doc/install.texi: Document --enable-gnu-unique-object.
7237 2009-08-18 Richard Guenther <rguenther@suse.de>
7240 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7241 pow(x,y*z) only if x is nonnegative.
7243 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7245 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7249 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7250 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7252 2009-08-17 DJ Delorie <dj@redhat.com>
7254 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7255 * config/m32c/prologue.md (epilogue_freit): New.
7257 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7258 (bank_switch_p): Likewise.
7259 (fast_interrupt_p): Likewise.
7260 (interrupt_p): Likewise.
7261 (m32c_conditional_register_usage): Round memregs size up.
7262 (need_to_save): We only need to save $a0 when we use ENTER.
7263 (interrupt_p): Check for fast_interrupt too.
7264 (bank_switch_p): New.
7265 (fast_interrupt_p): New.
7266 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7267 (m32c_emit_prolog): Support bank switching and fast interrupts.
7268 * doc/extend.texi (Function Attributes): Add bank_switch and
7271 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7273 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7274 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7276 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7278 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7279 (menu): Add IA-64/VMS Options.
7280 (IA-64/VMS Options): Likewise.
7282 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7285 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7287 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7289 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7290 (mips_pop_asm_switch): Likewise.
7291 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7293 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7294 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7295 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7296 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7297 instead of set_noreorder.
7298 (mips_output_function_prologue): Use the new functions.
7299 (mips_output_function_epilogue): Likewise.
7300 (mips_need_noat_wrapper_p): New function, split out from...
7301 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7302 Use mips_push_asm_switch and mips_pop_asm_switch.
7303 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7304 and mips_pop_asm_switch.
7305 (ASM_OUTPUT_REG_POP): Likewise.
7306 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7307 Use mips_pop_asm_switch.
7308 (mips_asm_switch): New structure.
7309 (set_noreorder, set_nomacro): Replace with...
7310 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7311 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7312 instead of set_nomacro.
7313 (fix_truncsfsi2_macro): Likewise.
7314 (cprestore): Likewise.
7315 (hazard): Use mips_noreorder instead of set_noreorder.
7316 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7318 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7320 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7321 from prev_active_insn.
7323 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7325 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7326 * config/avr/avr.c (avr_override_options): Initialize
7327 avr_current_arch variable.
7328 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7329 __AVR_HAVE_16BIT_SP__ according to the device type.
7330 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7332 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7333 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7335 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7338 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7339 generating inlined subroutine die only. We shouldn't be
7340 called for anything else.
7341 (gen_block_die): Don't generate inline subroutine debug info for
7344 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7346 * graphite-poly.c (print_pbb): Print PBB index.
7348 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7351 * graphite-interchange.c (ppl_max_for_le): Moved...
7352 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7353 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7354 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7355 * graphite-ppl.h (ppl_max_for_le): Declared.
7357 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7359 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7360 supported on all platforms.
7361 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7362 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7363 * c-pragma.c: Likewise.
7364 * target-def.h (TARGET_INITIALIZER): Remove
7365 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7366 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7368 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7370 * config/ia64/fde-vms.c: New file.
7371 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7372 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7373 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7374 (uw_frame_state_for): Only register a personality routine if it is
7375 known to be compatible with our expectations.
7376 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7377 Declare unw_table_entry stack variable and
7378 mod all calls to _Unwind_FindTableEntry to add arg.
7379 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7380 (_Unwind_FindTableEntry): Add arg to prototype.
7382 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7384 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7385 field 'signal_pfs_loc'.
7386 (uw_frame_state_for): Remove duplicate code dealing with leaf
7387 procedures without unwind info.
7388 If in the frame after unwinding through a signal handler, restore
7389 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7390 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7391 'pfs_loc' to the AR.PFS location in the signal context; instead
7392 set 'signal_pfs_loc'.
7393 Manually generate the unwind info for the AR.PFS register.
7394 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7395 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7396 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7397 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7398 instead set 'signal_pfs_loc'.
7399 Remove code preventing the AR.PFS register from being restored
7400 from the signal context.
7402 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7403 Tristan Gingold <gingold@adacore.com>
7405 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7406 * config/ia64/t-vms: New file.
7407 * config/ia64/vms64.h: New file.
7408 * config/ia64/vms.h: New file.
7409 * config/ia64/vms-crtinit.asm: New file.
7410 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7411 * config/ia64/vms-unwind.h: New file.
7413 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7415 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7418 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7421 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7423 * real.h (do_mpc_arg2): ... here.
7424 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7427 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7429 * final.c (add_debug_prefix_map): Don't use GC memory for
7430 old_prefix and new_prefix.
7432 2009-08-14 Richard Guenther <rguenther@suse.de>
7434 * ipa-prop.c (compute_complex_pass_through): If we cannot
7435 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7437 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7439 * c-lex.c (c_lex_with_flags): Increase size of local variable
7440 to avoid memory clobber.
7442 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7445 * config/i386/i386.c (ix86_fp_comparison_strategy):
7446 Only enable/disable sahf at function granularity.
7448 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7450 PR rtl-optimization/41064
7451 * reload1.c (reload_as_needed): Don't call extract_insn
7452 for known invalid replacements after calling
7453 validate_replace_rtx_group and verify_changes.
7455 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7458 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7459 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7460 ix86_expand_fp_vcond.
7461 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7462 Assert that operation is supported by ix86_expand_int_vcond.
7463 (vcondu<SSEMODE124C8:mode>): Ditto.
7465 2009-08-13 DJ Delorie <dj@redhat.com>
7467 * config/i386/djgpp-stdint.h: New.
7468 * config.gcc (djgpp): Use it.
7470 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7472 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7473 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7475 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7477 * tree-ssa-loop-prefetch.c
7478 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7479 for long-stride pruning.
7480 (compute_miss_rate): New function to compute the probability
7481 that two memory references access different cache lines.
7483 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7485 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7487 2009-08-13 Richard Guenther <rguenther@suse.de>
7490 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7491 use the constant pointer type.
7492 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7493 of CV qualifiers on the target pointer type.
7494 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7495 conversion check before restrict check.
7497 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7500 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7502 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7504 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7506 2009-08-12 Richard Guenther <rguenther@suse.de>
7508 PR tree-optimization/41011
7509 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7510 and reference constructing.
7512 2009-08-12 Xinliang David Li <davidxl@google.com>
7514 PR tree-optimization/41012
7515 * tree-flow.h : New external interface.
7516 * gimple-low.c (check_call_arg): Change to public function.
7517 Remove argument mismatch check in lowering.
7518 * tree-inline.h (tree_can_inline_p): Interface change.
7519 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7521 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7522 Call change to tree_can_inline_p function.
7523 (cgraph_decide_inlining_incrementally): Ditto.
7525 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7527 PR tree-optimization/41031
7528 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7529 on the partition variable rather than promote_mode on the source
7530 type. Assert that the partition variable's type has the same
7531 mode as the source value's.
7533 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7535 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7536 for for_return == 2.
7537 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7539 * calls.c (expand_call): Fix typo.
7540 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7542 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7544 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7545 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7546 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7547 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7549 2009-08-12 Andrew Haley <aph@redhat.com>
7551 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7553 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7556 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7558 2009-08-12 Richard Guenther <rguenther@suse.de>
7560 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7561 * gimplify.c (gimplify_modify_expr): Do not use
7562 lang_hooks.types_compatible_p.
7563 * tree-ssa.c (useless_type_conversion_p): For aggregates
7564 just return false if the canonical types differ.
7566 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7569 * sese.c (convert_for_phi_arg): New.
7570 (add_guard_exit_phis): Use convert_for_phi_arg.
7572 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7574 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7575 unknown subscript upper bounds.
7577 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7578 Pranav Garg <pranav.garg2107@gmail.com>
7580 * graphite-interchange.c (gather_access_strides): Removed.
7581 (ppl_max_for_le): New.
7582 (build_linearized_memory_access): New.
7583 (memory_stride_in_loop): New.
7584 (pbb_interchange_profitable_p): Reimplemented.
7585 * graphite-ppl.h (ppl_new_id_map): New.
7586 (ppl_interchange): New.
7588 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7590 * graphite-interchange.c (compute_subscript): Removed.
7591 (compute_array_size_cstr): Removed.
7592 (compute_array_size_poly): Removed.
7593 (compute_array_size): Removed.
7594 (gather_access_strides_poly): Removed.
7595 (gather_access_strides): Empty.
7597 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7599 * graphite-dependences.c (dependence_polyhedron_1): Replace
7600 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7601 (graphite_legal_transform_dr): Same.
7602 (graphite_carried_dependence_level_k): Same.
7603 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7604 Initialize PDR_NB_SUBSCRIPTS.
7605 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7607 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7608 (PDR_NB_SUBSCRIPTS): New.
7609 (pdr_nb_subscripts): Removed.
7610 (pdr_dim): Simplified.
7611 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7612 with PDR_NB_SUBSCRIPTS.
7614 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7616 * graphite-interchange.c (compute_array_size): Remove use of
7618 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7619 Do not initialize PDR_DATA_CONTAINER.
7620 (print_pdr): Do not print PDR_DATA_CONTAINER.
7621 * graphite-poly.h (struct poly_dr): Remove data_container field.
7622 (PDR_DATA_CONTAINER): Removed.
7623 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7625 (build_poly_dr): Same.
7627 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7628 Sebastian Pop <sebastian.pop@amd.com>
7630 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7631 copy of the dependence polyhedron. Free the temporary objects.
7632 (graphite_carried_dependence_level_k): Free unused objects before
7635 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7637 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7638 Early return without analyzing the data dependences if no
7639 transform has been done. Call restore_scattering if the transform
7641 (graphite-interchange.c): Same.
7642 * graphite-poly.c (print_scattering_function): Test for
7644 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7645 (apply_poly_transforms): Do not gcc_assert that
7646 the transform is legal.
7647 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7648 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7649 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7650 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7651 * graphite-poly.h (struct poly_scattering): New.
7652 (struct poly_bb): Add original, transformed, and saved fields.
7653 Remove transformed_scattering, original_scattering,
7654 nb_local_variables and nb_scattering_transform fields.
7655 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7656 (poly_scattering_new): New.
7657 (poly_scattering_free): New.
7658 (poly_scattering_copy): New.
7659 (store_scattering_pbb): New.
7660 (store_scattering): New.
7661 (restore_scattering_pbb): New.
7662 (restore_scattering): New.
7663 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7664 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7666 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7668 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7671 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7673 * Makefile.in (graphite.o): Depends on PREDICT_H.
7674 * graphite.c: Include predict.h.
7675 (graphite_finalize): Call tree_estimate_probability.
7676 * predict.c (predict_loops): Do not call scev_initialize and
7678 (tree_estimate_probability_bb): New.
7679 (tree_estimate_probability): Do not initialize loops: move that
7680 code to the driver. Call tree_estimate_probability_bb.
7681 (tree_estimate_probability_driver): New.
7682 (pass_profile): Use tree_estimate_probability_driver.
7683 * predict.h (tree_estimate_probability): Declared.
7685 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7687 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7688 * graphite-dependences.c (graphite_legal_transform): Add time to
7689 TV_GRAPHITE_DATA_DEPS.
7690 (dependency_between_pbbs_p): Same.
7691 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7693 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7695 PR rtl-optimization/41033
7696 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7697 aliasing is disabled.
7699 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7701 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7702 si_mask_operand, and_load_operand, low_bitmask_operand,
7703 and_reg_operand, and_operand): New predicates.
7704 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7705 * config/mips/mips.c (and_operands_ok): New function.
7706 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7707 * config/mips/mips.md (move_type): Add ext_ins and logical.
7708 (type): Handle them.
7709 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7710 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7711 shift_shift. Remove commutative constraint modifier.
7712 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7714 (*clear_upper32_dext): Remove define_insn_and_split.
7715 (*clear_upper32): Turn this define_insn_and_split ...
7716 (splitter for ANDing register with 0xffff_ffff): .. into this.
7718 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7720 * combine.c (try_widen_shift_mode): Factor out code to check if an
7721 integer constant is a low-order bitmask from here ...
7722 * rtlanal.c (low_bitmask_len): ... to here.
7723 * rtl.h (low_bitmask_len): Declare.
7725 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7728 * config/alpha/alpha.md (addsi3): Remove expander.
7729 (addsi3): Rename from *addsi3_internal insn pattern.
7730 (subsi3): Remove expander.
7731 (subsi3): Rename from *subsi3_internal insn pattern.
7733 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7735 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7738 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7739 Eric Botcazou <botcazou@adacore.com>
7740 Douglas B Rupp <rupp@gnat.com>
7742 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7743 that records that fit in 64 bits are returned by immediate value,
7744 as required by OpenVMS Calling Standard.
7745 (function_value): Adjust for above modification.
7746 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7747 virtual_incoming_args_rtx as base object, not next_arg.
7748 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7750 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7752 * reload.c (find_reloads_subreg_address): Check the original
7753 req_equiv_mem address to detect the case where an address is
7754 not valid in the outer mode.
7756 2009-08-11 Richard Guenther <rguenther@suse.de>
7759 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7761 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7763 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7764 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7766 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7767 Douglas B Rupp <rupp@gnat.com>
7769 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7770 PT_STACK when frame_pointer_needed on OpenVMS.
7771 (alpha_pv_save_size, alpha_using_fp): Remove.
7772 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7773 with proper processing for PT_NULL.
7774 (alpha_vms_initial_elimination_offset): New function. Support for
7775 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7776 (alpha_sa_size): Force procedure type to PT_STACK when
7777 frame_pointer_needed on OpenVMS.
7778 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7779 (alpha_using_fp): Likewise.
7780 (alpha_vms_can_eliminate): Add prototype.
7781 (alpha_vms_initial_elimination_offset): Likewise.
7782 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7783 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7785 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7786 Douglas B Rupp <rupp@gnat.com>
7788 * config/alpha/alpha.c (common_object_handler): New function.
7789 (vms_attribute_table): Declare a single attribute "common_object".
7790 (vms_output_aligned_decl_common): New global function.
7791 (SECTION_VMS_OVERLAY): Delete.
7792 (SECTION_VMS_GLOBAL): Likewise.
7793 (SECTION_VMS_INITIALIZE): Likewise.
7794 (vms_asm_named_section): Remove support for above flags.
7795 (vms_section_type_flags): Delete.
7796 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7797 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7798 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7799 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7801 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7804 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7805 (sub_ddmmss): Likewise.
7807 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7810 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7813 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7816 * reload1.c (reload_as_needed): Use cancel_changes to completely
7817 undo a failed replacement attempt.
7819 2009-08-10 Richard Guenther <rguenther@suse.de>
7822 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7823 (useless_type_conversion_p): ... here. Require pointer targets
7826 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7829 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7830 loose the original type of the statement list.
7832 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7834 * config/alpha/alpha.c: Include libfuncs.h
7835 (avms_asm_output_extern): New function.
7836 (alpha_init_libfuncs): Init some decc libfuncs.
7837 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7838 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7839 (DO_CRTL_NAMES): Define.
7841 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7842 (LONG_TYPE_SIZE): Define.
7843 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7844 (SUBTARGET_SWITCHES): Define malloc64 switch.
7845 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7846 (MASK_RETURN_ADDR): Define.
7847 doc/invoke.texi (mmalloc64): Document switch.
7849 2009-08-09 Olivier Hainque <hainque@adacore.com>
7850 Douglas B Rupp <rupp@gnat.com>
7852 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7853 uses_condition_handler.
7854 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7855 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7856 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7857 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7858 (code_for_builtin): New insn codes for the new alpha_builtins.
7859 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7860 (alpha_sa_size): Account for uses_condition_handler.
7861 (alpha_expand_prologue): Likewise.
7862 (alpha_start_function): Likewise.
7863 (alpha_expand_epilogue): Likewise.
7864 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7865 establish/revert expanders.
7866 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7867 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7868 New expander, resorting to the alpha.c associated function.
7869 (builtin_revert_vms_condition_handler): Likewise.
7870 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7871 __gcc_shell_handler, the static VMS condition handler used as
7872 an indirection wrapper to the current dynamically established
7874 * config/alpha/vms-unwind.h: Complete rewrite.
7875 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7876 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7878 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7879 Douglas B Rupp <rupp@gnat.com>
7881 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7882 (alpha_need_linkage): Handle aliases. Return function symbol.
7883 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7884 Use ultimate alias target for the linkage name.
7885 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7886 by alpha_need_linkage for the function symbol.
7887 (setmemdi): Likewise.
7889 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7891 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7892 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7893 (ASM_WEAKEN_LABEL): Define.
7894 (CRT_CALL_STATIC_FUNCTION): Define.
7895 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7896 (ENDFILE_SPEC): Define.
7897 (INIT_SECTION_ASM_OP): Define.
7898 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7899 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7901 (MULTILIB_OSDIRNAMES): Define.
7902 (shlib_version): Define.
7903 (SHLIB_EXT): Define.
7904 (SHLIB_OBJS): Define.
7905 (SHLIB_NAME): Define.
7906 (SHLIB_MULTILIB): Define.
7907 (SHLIB_INSTALL): Define.
7908 (SHLIB_SYMVEC): Define.
7909 (SHLIB_SYMVECX2): Define.
7910 (SHLIB_LINK): Define.
7912 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7914 * config/alpha/alpha.c (alpha_initialize_trampoline):
7915 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7916 (alpha_start_function): Emit transfer address on nested functions
7917 for VMS trampoline call.
7918 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7919 since no longer used.
7920 * config/alpha/vms-tramp.asm: Remove.
7921 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7922 since now only data initialized at runtime.
7924 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7926 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7927 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7928 (MD_EXEC_PREFIX): Remove, no longer used.
7929 (MD_STARTFILE_PREFIX): Likewise.
7930 (INCLUDE_DEFAULTS): Likewise.
7931 * config/alpha/t-vms:
7932 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7934 2009-08-09 Richard Guenther <rguenther@suse.de>
7936 PR tree-optimization/41016
7937 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7938 (operand_precision): Remove.
7939 (integral_operand_p): Likewise.
7940 (recognize_single_bit_test): Adjust.
7942 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7944 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7945 operation overflows. Likewise non-cast unary arithmetic.
7946 If one arm of a conditional expression is always taken,
7947 inhibit evaluation warnings for the other arm. Likewise inhibit
7948 evaluation warnings for the second && or || operand if the first
7949 operand is enough to determine the result.
7950 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7952 (build_binary_op): Prevent duplicate evaluation warnings.
7954 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7956 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7957 and destination have different modes, Use promote_mode to
7958 determine the signedness of the conversion. Assert that the
7959 promoted source mode matches the destination mode. Don't pass
7960 the destination and destination mode to expand_expr if the source
7961 mode is different. Simplify conversion logic.
7963 2009-08-09 Ira Rosen <irar@il.ibm.com>
7965 PR tree-optimization/41008
7966 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7967 from condition only in case it's a comparison. Adjust checks.
7969 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7971 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7972 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7973 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7974 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7975 (dump_cand): Handle them.
7976 (struct iv_cand): New members COST_STEP and AINC_USE.
7977 (stmt_after_increment): Likewise.
7978 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7979 callers changed. Use gimple_uid comparison instead of scanning.
7980 (add_candidate_1): When looking for identical candidates, take
7981 AINC_USE into account. Set it for new candidates.
7982 (force_expr_to_var_cost): Cast target_spill_cost to int.
7983 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7984 All callers changed. Check for availability of autoinc addressing
7985 modes, both in general for a given mode, and in the specific use case.
7986 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7988 (get_computation_cost): Likewise.
7989 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7990 add_autoinc_candidates): New static functions.
7991 (add_candidate): Call add_autoinc_candidates for candidates based on
7993 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7994 (determine_use_iv_cost_address): If we have an autoinc candidate at
7995 the matching use, verify autoinc is possible and subtract the cost
7996 of the candidate's step from the cost.
7997 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7998 member of the candidate.
7999 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8000 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8002 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8004 * config.build (ia64-hp-*vms*): New target.
8005 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8007 * config.gcc (ia64-hp-*vms*): New target.
8008 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8010 * config.host (ia64-hp-*vms*): New target.
8011 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8014 2009-08-08 Richard Guenther <rguenther@suse.de>
8016 PR tree-optimization/40991
8017 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8019 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8021 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8022 mode check. Do truncations in an integer mode.
8023 (force_to_mode): Handle subregs for all mode types. Only do
8024 arithmetic simplifications on integer modes.
8026 2009-08-07 Richard Guenther <rguenther@suse.de>
8028 PR tree-optimization/40999
8029 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8030 (maybe_fold_reference): Lookup constant initializers.
8031 (fold_gimple_assign): Likewise.
8033 2009-08-07 Richard Guenther <rguenther@suse.de>
8035 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8036 that require structural equality defer to the langhook.
8038 2009-08-07 Martin Jambor <mjambor@suse.cz>
8040 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8042 (struct ipa_pass_through_data): New type.
8043 (struct ipa_ancestor_jf_data): New type.
8044 (union jump_func_value): Removed field formal_id, added fields
8045 pass_through and ancestor.
8046 (struct ipa_param_call_note): Changed type of formal_id to int from
8048 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8049 operations jump functions and ancestor jump functions.
8050 (compute_complex_pass_through): New function.
8051 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8052 reflect changes in the jump function strucutre.
8053 (update_jump_functions_after_inlining): Ignore complex pass-through
8054 and ancestor jump functions.
8055 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8056 polynomial pass-through with operation jump functions.
8058 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8060 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8061 fde->dw_fde_begin as begin label instead of hot/cold label.
8062 Use LLSDAC label instead of LLSDA for second section lsda.
8063 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8064 label instead of LLSDA if it is true.
8065 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8067 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8068 SECTION argument. Use it as index into crtl->eh.call_site_record
8070 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8071 use it to determine how to print table entries instead of using
8072 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8073 label instead of normal begin label as base.
8074 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8075 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8076 ensure no EH range spans between sections and that landing pads
8077 are always in the corresponding section.
8078 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8079 for crtl->eh.call_site_record being an array rather than scalar.
8080 (output_one_function_exception_table): New function, copied
8081 from output_function_exception_table. Adjust
8082 dw2_size_of_call_site_table, dw2_output_call_site_table
8083 callers. For SECOND section use *C suffixed labels.
8084 (output_function_exception_table): Call
8085 output_one_function_exception_table and, when doing hot/cold
8086 partitioning, also another time for the second section.
8087 * opts.c: Include except.h.
8088 (decode_options): Allow -freorder-blocks-and-partition with
8089 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8090 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8091 * function.h (struct rtl_eh): Change call_site_record from
8092 scalar into array of 2 elements.
8094 2009-08-07 Martin Jambor <mjambor@suse.cz>
8096 * ipa-prop.c (count_formal_params_1): New function.
8097 (ipa_get_vector_of_formal_parms): New function.
8098 (get_vector_of_formal_parm_types): New function.
8099 (ipa_modify_formal_parameters): New function.
8100 (ipa_modify_call_arguments): New function.
8101 (index_in_adjustments_multiple_times_p): New function.
8102 (ipa_combine_adjustments): New function.
8103 (ipa_dump_param_adjustments): New function.
8104 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8105 (ipa_get_vector_of_formal_parms): Declare.
8106 (ipa_modify_formal_parameters): Declare.
8107 (ipa_modify_call_arguments): Declare.
8108 (ipa_combine_adjustments): Declare.
8109 (ipa_dump_param_adjustments): Declare.
8110 (build_ref_for_offset): Declare.
8111 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8112 * tree-sra.c: Include ipa-prop.c.
8113 (build_ref_for_offset): Make public.
8115 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8117 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8119 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8121 * gcc/doc/extend.texi (__builtin_extract_return_address)
8122 (__builtin_frob_return_address): Document.
8124 2009-08-06 Paul Brook <paul@codesourcery.com>
8126 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8127 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8128 implementation on ARMv6-M.
8130 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8132 * doc/extend.texi (pcs): Document new attribute for ARM.
8134 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8136 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8139 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8141 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8144 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8146 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8148 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8150 Merge ARM/hard_vfp_branch to trunk.
8152 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8154 * arm.c (libcall_eq): New function.
8155 (libcall_hash): New function.
8156 (add_libcall): New function.
8157 (arm_libcall_uses_aapcs_base): New function.
8158 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8159 libcalls using the base PCS.
8160 (arm_init_cumulative_args): Likewise.
8162 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8164 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8165 Use base ABI for conversion libfuncs between HFmode and SFmode.
8167 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8169 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8170 V4SImode as representatives of all 64-bit and 128-bit vector
8171 types. Allow vector types without vector modes.
8172 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8173 without vector modes like BLKmode.
8174 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8175 BLKmode. Avoid unsupported vector modes or TImode moves for
8177 (aapcs_vfp_allocate_return_reg): Likewise.
8178 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8179 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8181 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8183 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8184 (arm_get_pcs_model): Pass attribute arguments to
8185 arm_pcs_from_attribute.
8186 (arm_init_cumulative_args): Use base AAPCS for conversions from
8187 floating-point types to DImode.
8188 (arm_attribute_table): Add pcs attribute.
8189 (arm_handle_pcs_attribute): New.
8190 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8191 conversions from floating-point types to DImode, also declare them
8192 to use base AAPCS and declare functions they call to use base
8193 AAPCS and their RTABI names.
8195 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8197 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8198 -mfloat-abi=hard not being supported for VFP.
8200 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8202 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8203 SYMBOL_REF to hard_libcall_value.
8205 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8206 Richard Earnshaw <rearnsha@arm.com>
8208 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8209 has been put on the stack, all remaining co-processory arguments for
8210 that co-processor also go on the stack.
8212 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8214 * config/arm/arm.c (arm_return_in_memory): Handle returning
8215 vectors of suitable size in registers also for AAPCS case.
8217 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8219 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8221 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8223 ARM Hard-VFP calling convention
8224 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8225 * target.h (gcc_target): Add libcall_value to table of call hooks.
8226 * targhooks.h (default_libcall_value): Default implementation.
8227 * targhooks.c (default_libcall_value): Likewise.
8228 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8229 * optabs.c (expand_unop): Use it.
8230 * expr.h (hard_libcall_value): Pass the function RTX through.
8231 * calls.c (emit_library_call_value_1): Update call to
8233 * explow.c (hard_libcall_value): Use new target hook.
8234 * testsuite/lib/target-supports.exp
8235 (check_effective_target_arm_hard_vfp_ok): New hook.
8236 (check_effective_target_arm_neon_ok): Improve test for neon
8238 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8239 * config/arm/arm.c: Include cgraph.h
8240 (TARGET_FUNCTION_VALUE): Override default hook.
8241 (arm_pcs_default): New variable.
8242 (arm_override_options): Don't fault hard calling convention with VFP.
8243 Add support for AAPCS variants.
8244 (arm_function_value): Make static. Handle AAPCS variants.
8245 (arm_libcall_value): New function.
8246 (arm_apply_result_size): Handle VFP registers in results.
8247 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8249 (pcs_attribute_args): New variable.
8250 (arm_pcs_from_attribute): New function.
8251 (arm_get_pcs_model): New function.
8252 (aapcs_vfp_cum_init): New function.
8253 (aapcs_vfp_sub_candidate): New function.
8254 (aapcs_vfp_is_return_candidate): New function.
8255 (aapcs_vfp_is_call_candidate): New function.
8256 (aapcs_vfp_allocate): New function.
8257 (aapcs_vfp_allocate_return_reg): New function.
8258 (aapcs_vfp_advance): New function.
8259 (aapcs_cp_arg_layout): New variable.
8260 (aapcs_select_call_coproc): New function.
8261 (aapcs_select_return_coproc): New function.
8262 (aapcs_allocate_return_reg): New function.
8263 (aapcs_libcall_value): New function.
8264 (aapcs_layout_arg): New function.
8265 (arm_init_cumulative_args): Initialize AAPCS args data.
8266 (arm_function_arg): Handle AAPCS variants using new interface.
8267 (arm_arg_parital_bytes): Likewise.
8268 (arm_function_arg_advance): New function.
8269 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8270 calling conventions.
8271 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8272 * arm.h (NUM_VFP_ARG_REGS): Define.
8273 (LIBCALL_VALUE): Update.
8274 (FUNCTION_VALUE): Delete.
8275 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8276 (arm_pcs): New enum.
8277 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8278 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8279 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8280 * arm-protos.h (arm_function_arg_advance): Add.
8281 (aapcs_libcall_value): Add.
8282 (arm_function_value): Delete.
8284 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8285 H.J. Lu <hongjiu.lu@intel.com>
8288 * config/i386/i386.c (standard_sse_mode_p): Remove.
8289 (standard_sse_constant_p): Return 2 for integer mode
8290 vector_all_ones_operand when SSE2 is enabled.
8291 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8292 (ix86_expand_vector_move): Do not check for negative values from
8293 standard_sse_constant_p.
8295 2009-08-06 Richard Guenther <rguenther@suse.de>
8297 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8298 array type comparisons frontend independent.
8299 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8300 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8301 out array reference lower bound and element size operands.
8302 (ao_ref_init_from_vn_reference): Properly compute the offset
8303 for ARRAY_RANGE_REF.
8304 (vn_reference_fold_indirect): Fill out array reference lower
8305 bound and element size operands.
8306 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8307 a non gimple valued reference operand which can happen for
8308 array reference lower bound or element size.
8309 (create_component_ref_by_pieces_1): Properly generate the
8310 element size operand for array references.
8312 2009-08-06 Richard Guenther <rguenther@suse.de>
8314 PR tree-optimization/40964
8315 * tree.c (iterative_hash_host_wide_int): Export.
8316 * tree.h (iterative_hash_host_wide_int): Declare.
8317 * tree-ssa-structalias.c (heapvar_map): New struct.
8318 (heapvar_map_eq): New function.
8319 (heapvar_map_hash): Likewise.
8320 (heapvar_lookup): Adjust.
8321 (heapvar_insert): Likewise.
8322 (make_constraint_from_heapvar): Allow multiple heap variables
8323 per decl at different offsets.
8324 (init_alias_heapvars): Adjust.
8326 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8328 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8329 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8330 trailing sync if TARGET_SYNC_AFTER_SC.
8332 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8334 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8335 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8336 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8337 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8338 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8339 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8340 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8341 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8342 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8343 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8344 the prototype declaration match the definition.
8345 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8346 instructions explicitly. Add barrier_before and operands
8348 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8349 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8350 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8351 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8352 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8353 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8355 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8357 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8359 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8360 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8363 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8366 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8368 PR rtl-optimization/40924
8369 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8370 make sure canon_rtx (mem_address) isn't simpler than
8371 canon_rtx (expanded_mem_address).
8373 2009-08-05 Li Feng <nemokingdom@gmail.com>
8375 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8377 (build_scop_drs): Build alias set for each SCoP.
8379 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8381 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8382 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8383 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8384 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8385 (BASE_DRIVER_SELF_SPECS): Likewise.
8387 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8389 * tree-ssa-alias.c: Fix some comment typos.
8391 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8393 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8394 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8396 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8399 * simplify-rtx.c (simplify_binary_operation_1): Disable
8400 simplifications for decimal float operations.
8402 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8405 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8406 operand of INDIRECT_REF.
8408 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8410 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8411 constants referencing TLS symbols.
8413 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8415 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8416 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8418 2009-08-03 Richard Guenther <rguenther@suse.de>
8420 * tree.c (make_vector_type): Build a main variant first,
8421 get the canonical one and then build the variant.
8422 * tree-ssa.c (useless_type_conversion_p_1): Handle
8424 (useless_type_conversion_p): Conversions to pointers to
8425 incomplete record types are useless.
8427 2009-08-03 Richard Guenther <rguenther@suse.de>
8429 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8430 file will be created.
8431 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8432 * toplev.c (compile_file): Adjust comment.
8434 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8436 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8437 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8438 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8439 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8440 (sh_promote_function_mode): Fix typo.
8442 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8444 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8446 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8448 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8449 declaration arguments.
8451 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8453 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8454 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8455 (ix86_split_ashl): Ditto.
8456 (ix86_expand_vector_init_one_nonzero): Ditto.
8457 (ix86_expand_vector_set): Ditto.
8458 (ix86_expand_reduc_v4sf): Ditto.
8460 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8462 * explow.c (promote_function_mode): Remove assert.
8463 * config/sh/sh.c (sh_promote_function_mode): Declare.
8465 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8467 * config/pa/pa.c (pa_promote_function_mode): Declare.
8468 Change to static. Fix promote_mode call.
8470 * gthr-dce.h (CONST_CAST2): Define if not defined.
8471 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8473 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8475 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8477 * expr.c (store_constructor): Use promote_decl_mode. Remove
8478 now write-only variable unsignedp.
8479 (expand_expr_real_1): Use promote_decl_mode.
8480 * expr.h (promote_function_mode, promote_decl_mode): New.
8481 (promote_mode): Remove last argument.
8482 * function.c (assign_temp): Drop last argument of promote_mode.
8483 (assign_parm_find_data_types): Use promote_function_mode.
8484 (assign_parm_setup_reg): Likewise.
8485 (expand_function_end): Use promote_function_mode.
8486 * calls.c (initialize_argument_information): Use promote_function_mode.
8487 (precompute_arguments): Use promote_mode instead of checking if
8488 only PROMOTE_FUNCTION_MODE is defined.
8489 (expand_call): When making sibcall decisions, use promote_function_mode.
8490 Below, remove an if for targetm.calls.promote_function_return and
8491 and use promote_function_mode.
8492 (emit_library_call_value_1): Use promote_function_mode, fix bug
8493 where promote_mode was passed FOR_CALL == 0 for a return value in an
8495 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8496 * explow.c (promote_function_mode, promote_decl_mode): New.
8497 (promote_mode): Keep only the FOR_CALL == 0 case.
8498 * combine.c (setup_incoming_promotion): Remove test of
8499 promote_function_args. Use promote_function_mode.
8500 * stmt.c (expand_value_return): Use promote_decl_mode.
8501 (expand_decl): Use promote_decl_mode.
8503 * expr.c (store_constructor): Use promote_decl_mode. Remove
8504 now write-only variable unsignedp.
8505 (expand_expr_real_1): Use promote_decl_mode.
8506 * expr.h (promote_function_mode, promote_decl_mode): New.
8507 (promote_mode): Remove last argument.
8508 * function.c (assign_temp): Drop last argument of promote_mode.
8509 (assign_parm_find_data_types): Use promote_function_mode.
8510 (assign_parm_setup_reg): Likewise.
8511 (expand_function_end): Use promote_function_mode.
8512 * calls.c (initialize_argument_information): Use promote_function_mode.
8513 (precompute_arguments): Use promote_mode instead of checking if
8514 only PROMOTE_FUNCTION_MODE is defined.
8515 (expand_call): When making sibcall decisions, use promote_function_mode.
8516 Below, remove an if for targetm.calls.promote_function_return and
8517 and use promote_function_mode.
8518 (emit_library_call_value_1): Use promote_function_mode, fix bug
8519 where promote_mode was passed FOR_CALL == 0 for a return value in an
8521 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8522 * explow.c (promote_function_mode, promote_decl_mode): New.
8523 (promote_mode): Keep only the FOR_CALL == 0 case.
8524 * combine.c (setup_incoming_promotion): Remove test of
8525 promote_function_args. Use promote_function_mode.
8526 * stmt.c (expand_value_return): Use promote_decl_mode.
8527 (expand_decl): Use promote_decl_mode.
8529 * explow.c (promote_function_mode): Just call the target hook.
8530 * targhooks.c (default_promote_function_mode,
8531 default_promote_function_mode_always_promote): New.
8532 * targhooks.h (default_promote_function_mode,
8533 default_promote_function_mode_always_promote): Declare.
8534 * target.h (promote_function_args, promote_function_return): Remove.
8535 (promote_function_mode): New.
8536 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8537 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8538 (TARGET_PROMOTE_FUNCTION_MODE): New.
8539 (TARGET_CALLS): Adjust.
8540 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8541 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8543 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8544 * config/s390/s390.c (s390_promote_function_mode): ... here,
8545 with pointer handling.
8546 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8547 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8549 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8550 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8551 with pointer handling.
8552 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8553 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8555 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8556 * config/sh/sh.c (sh_promote_function_mode): New.
8557 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8558 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8560 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8561 * config/cris/cris.c (cris_promote_function_mode): ... here.
8562 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8563 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8565 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8566 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8567 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8568 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8570 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8571 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8572 complex type handling.
8573 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8574 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8576 * config/pa/pa.c (pa_promote_function_mode): New.
8577 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8578 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8580 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8581 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8582 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8583 * config/xtensa/xtensa.c: Likewise.
8584 * config/stormy16/stormy16.c: Likewise.
8585 * config/iq2000/iq2000.c: Likewise.
8586 * config/rs6000/rs6000.c: Likewise.
8587 * config/picochip/picochip.c: Likewise.
8588 * config/arc/arc.c: Likewise.
8589 * config/mcore/mcore.c: Likewise.
8590 * config/score/score.c: Likewise.
8591 * config/mips/mips.c: Likewise.
8592 * config/bfin/bfin.c: Likewise.
8593 * config/ia64/ia64.c: Likewise (disabled though).
8595 * config/frv/frv.h: Remove pointless remark.
8597 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8598 TARGET_PROMOTE_FUNCTION_ARGS,
8599 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8600 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8602 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8604 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8605 -floop-parallelize-all.
8606 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8607 flag_loop_parallelize_all.
8608 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8609 * graphite.c (graphite_transform_loops): Same.
8611 * graphite-poly.c (apply_poly_transforms): Same.
8613 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8615 PR tree-optimization/40914
8616 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8617 if set, then check the delta field of the PMF record.
8618 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8619 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8620 call is stored in the delta.
8622 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8624 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8626 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8628 * config/i386/bsd.h (ASM_BYTE): New define.
8629 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8630 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8631 .byte. Use fputs or putc instead of fprintf where appropriate.
8632 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8633 fputs or putc instead of fprintf where appropriate.
8634 * config/i386/i386elf.h: Ditto.
8635 * config/i386/sysv4.h: Ditto.
8637 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8638 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8639 (*tls_global_dynamic_64): Ditto.
8641 2009-07-31 Christian Bruel <christian.bruel@st.com>
8643 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8645 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8647 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8648 Remove dead code for MINUS.
8650 2009-07-31 Anthony Green <green@moxielogic.com>
8652 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8654 (moxie_expand_epilogue): Ditto for epilogue.
8655 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8657 (moxie_function_arg): Ditto.
8658 (moxie_pass_by_reference): Ditto.
8659 (moxie_arg_partial_bytes): Ditto.
8660 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8661 (FUNCTION_ARG_ADVANCE) Ditto.
8662 (REG_PARM_STACK_SPACE) Ditto.
8663 (FUNCTION_ARG_REGNO_P) Dito.
8665 * config.gcc: Add moxie linux config support.
8666 * gcc/config/moxie/uclinux.h: New file.
8668 2009-07-31 DJ Delorie <dj@redhat.com>
8670 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8671 (UNSPECV_SP_SWITCH_E): New.
8672 (sp_switch_1): Change to an unspec.
8673 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8675 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8676 reference the new stack's address
8678 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8680 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8681 graphite-clast-to-gimple.o, graphite-dependences.o,
8682 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8683 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8684 (graphite-blocking.o,
8685 graphite-clast-to-gimple.o, graphite-dependences.o,
8686 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8687 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8688 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8689 * cfgloop.h (struct loop): Add can_be_parallel field.
8690 * common.opt (fgraphite-identity): Moved up.
8691 (fgraphite-force-parallel): New flag.
8692 * graphite.c: Rewrite.
8693 * graphite.h: Rewrite.
8694 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8696 * toplev.c (graphite_out_file): New file descriptor.
8697 (graphite_in_file): New.
8698 (process_options): flag_graphite_force_parallel cannot be used without
8700 * tree-ssa-loop.c: Include toplev.h.
8701 (gate_graphite_transforms): Enable flag_graphite for
8702 flag_graphite_force_parallel.
8704 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8706 * ChangeLog.graphite: New.
8707 * graphite-blocking.c: New.
8708 * graphite-clast-to-gimple.c: New.
8709 * graphite-clast-to-gimple.h: New.
8710 * graphite-dependences.c: New.
8711 * graphite-dependences.h: New.
8712 * graphite-interchange.c: New.
8713 * graphite-poly.c: New.
8714 * graphite-poly.h: New.
8715 * graphite-ppl.c: New.
8716 * graphite-ppl.h: New.
8717 * graphite-scop-detection.c: New.
8718 * graphite-scop-detection.h: New.
8719 * graphite-sese-to-poly.c: New.
8720 * graphite-sese-to-poly.h: New.
8724 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8726 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8727 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8729 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8731 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8732 (scev_is_linear_expression): Return false if the evolution is not
8733 affine multivariate.
8735 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8737 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8738 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8740 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8742 * tree-data-ref.c (debug_data_references): New.
8743 (debug_data_reference): New.
8744 * tree-data-ref.h (debug_data_references): Declared.
8745 (debug_data_reference): Declared.
8747 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8749 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8750 * tree-data-ref.h (scop_p): Removed.
8751 (struct data_reference): Remove field scop.
8753 (stmt_simple_memref_p): Removed.
8755 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8757 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8758 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8761 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8763 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8765 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8767 * doc/invoke.texi (-fgraphite-identity): Documented.
8769 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8771 * tree-scalar-evolution.c: Fix comment.
8772 (instantiate_scev_1): Return unknow from scev instantiation if the
8773 result is not above instantiate_below.
8775 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8777 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8778 static anymore. Instantiate the symbols that may have been introduced
8780 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8783 2009-07-30 DJ Delorie <dj@redhat.com>
8785 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8786 .vliw directive to VLIW sections.
8788 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8790 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8792 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8793 (AUTOHEADER): New variable.
8794 ($(srcdir)/cstamp-h.in): Use it.
8796 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8797 Pat Haugen <pthaugen@us.ibm.com>
8798 Revital Eres <ERES@il.ibm.com>
8800 * config/rs6000/vector.md (VEC_F): Add VSX support.
8804 (vector_load_<mode>): Ditto.
8805 (vector_store_<mode>): Ditto.
8806 (vector GPR move split): Ditto.
8807 (vec_reload_and_plus_<mptrsize>): Ditto.
8808 (vec_reload_and_reg_<mptrsize>): Ditto.
8809 (add<mode>3): Ditto.
8810 (sub<mode>3): Ditto.
8811 (mul<mode>3): Ditto.
8812 (neg<mode>2): Ditto.
8813 (abs<mode>2): Ditto.
8814 (smin<mode>3): Ditto.
8815 (smax<mode>3): Ditto.
8816 (vector_eq<mode>): Ditto.
8817 (vector_gt<mode>): Ditto.
8818 (vector_ge<mode>): Ditto.
8819 (vector_gtu<mode>): Ditto.
8820 (vector_select_<mode>_uns): Ditto.
8821 (vector_eq_<mode>_p): Ditto.
8822 (vector_gt_<mode>_p): Ditto.
8823 (vector_ge_<mode>_p): Ditto.
8824 (vector_gtu_<mode>_p): Ditto.
8825 (cr6_test_for_zero): Ditto.
8826 (cr6_test_for_zero_reverse): Ditto.
8827 (cr6_test_for_lt): Ditto.
8828 (cr6_test_for_lt_reverse): Ditto.
8829 (xor<mode>3): Ditto.
8830 (ior<mode>3): Ditto.
8831 (and<mode>3): Ditto.
8832 (one_cmpl<mode>2): Ditto.
8833 (nor<mode>2): Ditto.
8834 (andc<mode>2): Ditto.
8835 (float<VEC_int<mode>2): Ditto.
8836 (unsigned_float<VEC_int><mode>2): Ditto.
8837 (fix_trunc<mode><VEC_int>2): Ditto.
8838 (fixuns_trunc<mode><VEC_int>2): Ditto.
8840 (vec_set<mode>): Ditto.
8841 (vec_extract<mode>): Ditto.
8842 (vec_interleave_highv4sf): Ditto.
8843 (vec_interleave_lowv4sf): Ditto.
8844 (vec_realign_load_<mode>): Ditto.
8845 (vec_shl_<mode>): Ditto.
8846 (vec_shr_<mode>): Ditto.
8847 (div<mode>3): New patterns for VSX.
8848 (vec_interleave_highv2df): Ditto.
8849 (vec_interleave_lowv2df): Ditto.
8850 (vec_pack_trunc_v2df): Ditto.
8851 (vec_pack_sfix_trunc_v2df): Ditto.
8852 (vec_pack_ufix_trunc_v2df): Ditto.
8853 (vec_unpacks_hi_v4sf): Ditto.
8854 (vec_unpacks_lo_v4sf): Ditto.
8855 (vec_unpacks_float_hi_v4si): Ditto.
8856 (vec_unpacks_float_lo_v4si): Ditto.
8857 (vec_unpacku_float_hi_v4si): Ditto.
8858 (vec_unpacku_float_lo_v4si): Ditto.
8859 (movmisalign<mode>): Ditto.
8860 (vector_ceil<mode>2): New patterns for vectorizing math library.
8861 (vector_floor<mode>2): Ditto.
8862 (vector_btrunc<mode>2): Ditto.
8863 (vector_copysign<mode>3): Ditto.
8865 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8866 predicate for setting the high bit in each word, used for copysign.
8868 * config/rs6000/ppc-asm.h (f19): Whitespace.
8869 (f32-f63): Define if VSX.
8870 (v0-v31): Define if Altivec.
8871 (vs0-vs63): Define if VSX.
8873 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8875 * config/rs6000/power7.md: New file, provide tuning parameters for
8878 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8879 (rs6000_cpu_cpp_builtins): Ditto.
8880 (altivec_overloaded_builtins): Ditto.
8881 (altivec_resolve_overloaded_builtin): Ditto.
8883 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8884 debug switch to disable vectorizing simple math builtin
8887 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8888 Vectorize simple math builtin functions.
8889 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8890 hook to vectorize math builtins.
8891 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8892 (rs6000_builtin_conversion): Add VSX/power7 support.
8893 (rs6000_builtin_vec_perm): Ditto.
8894 (vsplits_constant): Add support for loading up a vector constant
8895 with just the high bit set in each part.
8896 (rs6000_expand_vector_init): Add VSX/power7 support.
8897 (rs6000_expand_vector_set): Ditto.
8898 (rs6000_expand_vector_extract): Ditto.
8899 (rs6000_emit_move): Ditto.
8900 (bdesc_3arg): Ditto.
8901 (bdesc_2arg): Ditto.
8902 (bdesc_1arg): Ditto.
8903 (rs6000_expand_ternop_builtin): Ditto.
8904 (altivec_expand_builtin): Ditto.
8905 (rs6000_expand_unop_builtin): Ditto.
8906 (rs6000_init_builtins): Ditto.
8907 (altivec_init_builtins): Ditto.
8908 (builtin_function_type): Ditto.
8909 (rs6000_common_init_builtins): Ditto.
8910 (rs6000_handle_altivec_attribute); Ditto.
8911 (rs6000_mangle_type): Ditto.
8912 (rs6000_vector_mode_supported_p): Ditto.
8913 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8916 * config/rs6000/vsx.md: New file for VSX support.
8918 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8919 identifing values with just the most significant bit set.
8920 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8921 vectorized builtins.
8923 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8924 (UNSPEC_VRFIM): Delete.
8925 (splitter for loading up vector with most significant bit): New
8926 splitter for vectorizing copysign.
8927 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8928 vectorizing simple math functions.
8929 (altivec_vrfip): Add support for vectorizing simple math functions.
8930 (altivec_vrfim): Ditto.
8931 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8933 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8934 (power7.md, vsx.md): Include for power7 support.
8935 (copysigndf3): Use VSX instructions if -mvsx.
8936 (negdf2_fpr): Ditto.
8937 (absdf2_fpr): Ditto.
8938 (nabsdf2_fpr): Ditto.
8939 (adddf3_fpr): Ditto.
8940 (subdf3_fpr): Ditto.
8941 (muldf3_fpr): Ditto.
8942 (divdf3_fpr): Ditto.
8943 (fix_truncdfdi2_fpr): Ditto.
8944 (cmpdf_internal1): Ditto.
8945 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8946 (btruncdf2, btruncdf2_fpr): Ditto.
8947 (ceildf2, ceildf2_fpr): Ditto.
8948 (floordf2, floordf2_fpr): Ditto.
8949 (floatdidf2, floatdidf2_fpr): Ditto.
8950 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8951 (fmsubdf4_fpr): Ditto.
8952 (fnmadddf4_fpr_1): Ditto.
8953 (fnmadddf4_fpr_2): Ditto.
8954 (fnmsubdf4_fpr_1): Ditto.
8955 (fnmsubdf4_fpr_2): Ditto.
8956 (fixuns_truncdfdi2): Add expander for VSX support.
8957 (fix_truncdfdi2): Ditto.
8958 (fix_truncdfsi2): Ditto.
8960 (btruncsf2): Whitespace.
8961 (movdf_hardfloat32): Add support for VSX registers.
8962 (movdf_softfloat32): Ditto.
8963 (movdf_hardfloat64): Ditto.
8964 (movdf_hardfloat64_mfpgpr): Ditto.
8965 (movdf_softfloat64): Ditto.
8966 (movti splitters): Add check for vector registers supporting
8967 TImode in the future.
8968 (bpermd): Add power7 bpermd instruction.
8970 * config/rs6000/altivec.h (vec_div): Define if VSX.
8974 (vec_nearbyint): Ditto.
8977 (all predicates): Use the generic builtin function, and not the V4SF
8978 specific function so that the predicates will work with VSX's V2DF.
8982 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8983 Document new VSX functions and types.
8985 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8988 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8989 "wa", and "j" constraints. Modify "v" to talk about Altivec
8990 instead of just vector.
8992 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8995 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8996 location for phi arguments.
8997 (rewrite_update_phi_arguments): Find locations for reaching defs.
8998 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8999 Add location to add_phi_arg calls.
9000 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9001 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9002 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9003 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9004 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9005 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9006 * tree-phinodes.c (make_phi_node): Initialize location.
9007 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9008 (add_phi_arg): Add location parameter.
9009 (remove_phi_arg_num): Move location when moving phi argument.
9010 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9012 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9013 slpeel_update_phi_nodes_for_guard1,
9014 slpeel_update_phi_nodes_for_guard2,
9015 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9016 vect_loop_versioning): Set locations.
9017 * tree-parloops.c (create_phi_for_local_result,
9018 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9019 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9020 * tree-vect-loop.c (get_initial_def_for_induction,
9021 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9023 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9024 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9025 (gimple_phi_arg_set_location): New. Set locus.
9026 (gimple_phi_arg_has_location): New. Check for locus.
9027 (redirect_edge_var_map_location): New. Return locus from var_map.
9028 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9029 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9030 combining PHI arguments.
9031 (cond_store_replacement): Set location.
9032 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9033 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9034 scop_add_exit_phis_edge): Add locations.
9035 * tree-cfgcleanup.c (remove_forwarder_block,
9036 remove_forwarder_block_with_phi): Add locations.
9037 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9038 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9040 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9041 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9042 flush_pending_stmts): Add source location.
9043 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9044 stack to preserve locations.
9045 * tree-vect-stmts.c (vectorizable_load): Add location.
9046 * tree-inline.c (copy_phis_for_bb): Copy locus.
9047 (setup_one_parameter): Add call locus to inlined parameter stmts.
9048 (initialize_inlined_parameters): Pass in call location as parameter
9050 (tree_function_versioning): Pass location to setup_one_parameter.
9051 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9052 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9053 copy and edge lists.
9054 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9055 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9056 locus parameter and override the stmt default if provided.
9057 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9058 elim_graph_add_edge, elim_graph_remove_succ_edge,
9059 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9060 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9061 eliminate_phi): Add locus info in elimination graph for each edge and
9063 (insert_backedge_copies): Copy locus if present.
9064 * tree-flow.h (struct _edge_var_map): Add locus field.
9065 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9066 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9067 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9069 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9071 2009-07-30 Martin Jambor <mjambor@suse.cz>
9073 PR tree-optimization/40570
9074 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9077 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9079 * ssa-loop-manip.c: Include langhooks.h.
9080 (rewrite_phi_with_iv): New.
9081 (rewrite_all_phi_nodes_with_iv): New.
9082 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9083 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9084 * tree-parloops.c (loop_parallel_p): Move out all conditions
9085 except dependency check.
9086 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9087 (gen_parallel_loop): Call canonicalize_loop_ivs without
9088 reduction_list argument.
9089 (build_new_reduction): New.
9090 (gather_scalar_reductions): New.
9091 (try_get_loop_niter): New.
9092 (try_create_reduction_list): New.
9093 (parallleize_loops): Change the parallel conditions check.
9094 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9095 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9097 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9099 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9101 * doc/options.texi (Option properties): Mention new quoting syntax.
9103 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9105 * config/alpha/alpha.c (alpha_start_function):
9106 Handle VMS_DEBUG_MAIN_POINTER
9107 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9108 * doc/invoke.texi: Document -mdebug-main switch.
9110 2009-07-29 Richard Henderson <rth@redhat.com>
9112 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9113 (cgraph_create_edge_including_clones): Likewise.
9114 * tree-inline.c (copy_bb): Operate on the correct edges
9115 when updating the callgraph.
9117 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9119 * config/alpha/vms-cc.c: Deleted.
9120 * config/alpha/vms-ld.c: Deleted.
9121 * config/alpha/t-vms64: Moved to config/vms
9122 * config/alpha/vms-crt0-64.c: Moved to config/vms
9123 * config/alpha/vms-crt0.c: Moved to config/vms
9124 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9125 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9126 * config/alpha/xm-vms.h: Moved to config/vms
9127 * config/alpha/x-vms: Moved to config/vms
9128 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9130 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9131 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9133 * config/vms/t-vms64: Moved here from config/alpha
9134 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9135 (argc,argv,envp): Enforce 32bit malloc'ing.
9136 * config/vms/vms-psxcrt0-64.c: Likewise.
9137 * config/vms/vms-crt0.c: Moved here from config/alpha.
9138 * config/vms/vms-psxcrt0.c: Likewise.
9139 * config/vms/vms-crtl-64.h: New file.
9140 * config/vms/vms-crtl.h: New file.
9141 * config/vms/vms.opt: New file.
9142 * config/vms/xm-vms64.h: New file.
9143 * config/vms/xm-vms.h: Moved here from config/alpha.
9144 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9146 * config/vms/x-vms: Moved here from config/alpha.
9147 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9148 (vms-ld.o, vms-cc.o): Removed.
9149 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9151 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9153 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9154 correct stack (obvious VMS fix).
9156 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9158 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9159 date, version info if VMS_DEBUGGING_INFO defined.
9160 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9161 size, date calculating code moved here.
9163 2009-07-29 Paul Brook <paul@codesourcery.com>
9165 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9168 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9171 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9172 to DImode when generating insq_le insn.
9174 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9176 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9177 New macro set for VMS_DEBUGGGING_INFO.
9178 (AT_string_form): Use it.
9180 2009-07-28 DJ Delorie <dj@redhat.com>
9182 * config/mep/mep.c (vtext_section): New.
9183 (vftext_section): New.
9184 (ftext_section): New.
9185 (mep_select_section): Add support for functions.
9186 (mep_unique_section): Likewise.
9187 (mep_asm_init_sections): Likewise.
9188 (mep_encode_section_info): Remove it from here.
9190 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9192 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9194 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9195 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9197 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9199 * dwarf2out.c (output_file_names): Test new macro
9200 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9201 (add_comp_dir_attribute): Likewise.
9203 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9205 * config/i386/mingw-w64.h (LINK_SPEC): Add
9206 separating space between commands.
9208 2009-07-28 Jan Hubicka <jh@suse.cz>
9210 PR tree-optimization/40759
9211 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9214 2009-07-27 DJ Delorie <dj@redhat.com>
9216 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9217 types are dword-aligned.
9218 (mep_expand_va_start): Likewise.
9220 2009-07-27 Olivier Hainque <hainque@adacore.com>
9221 Douglas B Rupp <rupp@gnat.com>
9223 * convert.c (convert_to_pointer): Don't assume the target
9224 pointer type is POINTER_SIZE long. Fetch its precision instead.
9226 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9228 * system.h (fopen): Undefine if macro.
9230 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9232 * dwarf2out.c (output_cfi_p): Removed.
9233 (output_cfis): New function.
9234 (output_fde): New function, split from output_call_frame_info.
9235 (output_call_frame_info): Use it.
9236 (dwarf2out_switch_text_section): Use output_cfis.
9238 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9240 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9241 TARGET_BI_ARCH is specified without enabling SJLJ.
9242 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9243 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9245 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9247 * arm.md (negdi2): Use DImode if forcing a value into a register.
9249 2009-07-26 Ira Rosen <irar@il.ibm.com>
9251 PR tree-optimization/40801
9252 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9253 of vector operand from the previous copy of vector statement.
9254 Pass the correct definition type value to
9255 vect_get_vec_def_for_stmt_copy().
9257 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9259 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9260 const char ** conversion.
9262 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9264 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9265 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9266 (gcc_unreachable): Invoke __builtin_unreachable() if
9267 !ENABLE_ASSERT_CHECKING.
9269 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9271 PR rtl-optimization/40445
9272 * emit-rtl.c (next_nonnote_insn_bb): New function.
9273 * rtl.h (next_nonnote_insn_bb): Declare new function.
9274 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9275 with no successors that is the successor of the ENTRY_BLOCK.
9276 Continue from the top after removing an empty fallthrough block.
9277 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9278 of next_nonnote_insn.
9280 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9282 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9284 2009-07-25 Martin Jambor <mjambor@suse.cz>
9286 * c-common.c (c_common_attribute_table): New element for noclone.
9287 (handle_noclone_attribute): New function. Forward-declare.
9288 * tree-inline.c (tree_versionable_function_p): Check for noclone
9290 * doc/extend.texi (Labels as Values): Document need for noclone.
9291 (Function Attributes): Document noclone attribute.
9293 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9295 PR rtl-optimization/34999
9296 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9297 and dw_fde_switched_cold_to_hot fields.
9298 (output_cfi_p): New function.
9299 (output_call_frame_info): If fde->dw_fde_switched_sections,
9300 output 2 FDEs instead of one with corrupted header.
9301 (dwarf2out_do_cfi_startproc): New function.
9302 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9303 and fde->dw_fde_switched_cold_to_hot.
9304 (dwarf2out_switch_text_section): Compute
9305 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9306 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9307 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9308 Otherwise, compute fde->dw_fde_switch_cfi.
9310 2009-07-24 Cary Coutant <ccoutant@google.com>
9312 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9314 2009-07-24 Cary Coutant <ccoutant@google.com>
9316 * cfghooks.c (split_block): Copy discriminator to new block.
9317 * tree-cfg.c (assign_discriminator): Check location of last
9318 instruction in block as well as first.
9320 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9322 * config/i386/linux.c: Use fputs or putc instead of fprintf
9324 * config/i386/gas.h: Ditto.
9325 * config/i386/x86-64.h: Ditto.
9326 * config/i386/att.h: Ditto.
9328 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9330 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9333 2009-07-24 Martin Jambor <mjambor@suse.cz>
9335 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9336 (ipa_push_func_to_list_1): Declare.
9337 (ipa_push_func_to_list): New function.
9339 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9340 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9341 (ipa_push_func_to_list): Removed.
9342 (ipa_pop_func_from_list): Clear node_enqueued flag.
9344 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9346 * config/s390/s390.c (override_options): Default
9347 max-unrolled-insns to 100 for z10 tuning.
9349 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9351 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9352 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9353 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9354 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9355 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9356 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9357 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9359 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9361 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9362 use default set in mingw32.h header.
9363 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9364 64-bit /mingw/include path.
9365 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9368 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9370 PR rtl-optimization/40209
9371 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9373 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9375 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9376 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9377 with the rest of string where appropriate. Use fputs or putc
9378 instead of fprintf where appropriate.
9380 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9381 Pat Haugen <pthaugen@us.ibm.com>
9382 Revital Eres <ERES@il.ibm.com>
9384 * config/rs6000/vector.md: New file. Move most of the vector
9385 expander support here from altivec.md to allow for the VSX vector
9386 unit in the future. Add support for secondary_reload patterns.
9387 Rewrite the patterns for vector comparison, and vector comparison
9388 predicate instructions so that the RTL expresses the desired
9389 behavior, instead of using unspec.
9391 * config/rs6000/constraints.md ("f" constraint): Use
9392 rs6000_constraints to hold the precalculated register class.
9393 ("d" constraint): Ditto.
9394 ("wd" constraint): New constraint for VSX.
9395 ("wf" constraint): Ditto.
9396 ("ws" constraint): Ditto.
9397 ("wa" constraint): Ditto.
9398 ("wZ" constraint): Ditto.
9399 ("j" constraint): Ditto.
9401 * config/rs6000/predicates.md (vsx_register_operand): New
9403 (vfloat_operand): New predicate for vector.md.
9404 (vint_operand): Ditto.
9405 (vlogical_operand): Ditto.
9406 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9407 (easy_vector_constant): Add VSX support.
9408 (altivec_indexed_or_indirect_operand): New predicate for
9409 recognizing Altivec style memory references with AND -16.
9411 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9412 for vector secondary reload support.
9413 (rs6000_vector_reg_class): Delete, replacing it with
9415 (rs6000_vsx_reg_class): Ditto.
9416 (rs6000_constraints): New array to hold the register classes of
9417 each of the register constraints that can vary at runtime.
9418 (builtin_mode_to_type): New static array for builtin function type
9420 (builtin_hash_table): New static hash table for builtin function
9422 (TARGET_SECONDARY_RELOAD): Define target hook.
9423 (TARGET_IRA_COVER_CLASSES): Ditto.
9424 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9425 registers are 128 bits if VSX memory reference instructions are used.
9426 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9428 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9429 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9430 Print several of the scheduling related parameters.
9431 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9432 rs6000_constraints instead of rs6000_vector_reg_class. Move
9433 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9434 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9435 Altivec. Add VSX support. Setup for secondary reload support on
9436 Altivec/VSX registers.
9437 (rs6000_override_options): Make power7 set the scheduling groups
9438 like the power5. Add support for new debug switches to override
9439 the scheduling defaults. Temporarily disable -mcpu=power7 from
9440 setting -mvsx. Add support for debug switches -malways-hint,
9441 -msched-groups, and -malign-branch-targets.
9442 (rs6000_buitlin_conversion): Add support for returning unsigned
9443 vector conversion functions to fix regressions due to stricter
9445 (rs6000_builtin_mul_widen_even): Ditto.
9446 (rs6000_builtin_mul_widen_odd): Ditto.
9447 (rs6000_builtin_vec_perm): Ditto.
9448 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9449 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9451 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9453 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9454 VSX types for bit operations. Changes to accomidate vector.md.
9455 (bdesc_2arg): Ditto.
9456 (bdesc_1arg): Ditto.
9457 (struct builtin_description_predicates): Rewrite predicate
9458 handling so that RTL describes the operation, instead of passing
9459 the instruction to be used as a string argument.
9460 (bdesc_altivec_preds): Ditto.
9461 (altivec_expand_predicate_builtin): Ditto.
9462 (altivec_expand_builtin): Ditto.
9463 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9464 statement for vsldoi support.
9465 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9466 (altivec_expand_st_builtin): Ditto.
9467 (paired_expand_builtin): Whitespace changes.
9468 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9469 builtin_mode_to_type table for secondary reload. Call
9470 builtin_function_type to build random builtin functions.
9471 (altivec_init_builtins): Change to use builtin_function_type to
9472 create builtin function types dynamically as we need them.
9473 (builtin_hash_function): New support for hashing the tree types
9474 for builtin function as we need it, rather than trying to build
9475 all of the trees that we need. Add initial preliminary VSX support.
9476 (builtin_function_type): Ditto.
9477 (builtin_function_eq): Ditto.
9478 (builtin_hash_struct): Ditto.
9479 (rs6000_init_builtins): Ditto.
9480 (rs6000_common_init_builtins): Ditto.
9481 (altivec_init_builtins): Ditto.
9482 (rs6000_common_init_builtins): Ditto.
9483 (enum reload_reg_type): New enum for simplifing reg classes.
9484 (rs6000_reload_register_type): Simplify register classes into GPR,
9485 Vector, and other registers. Altivec and VSX addresses in reload.
9486 (rs6000_secondary_reload_inner): Ditto.
9487 (rs6000_ira_cover_classes): New target hook, that returns the
9488 appropriate cover classes, based on -mvsx being used or not.
9489 (rs6000_secondary_reload_class): Add VSX support.
9490 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9491 (get_vsel_insn): Ditto.
9492 (rs6000_emit_vector_compare): Rewrite vector conditional support
9493 so that where we can, we use RTL operators, instead of blindly use
9495 (rs6000_emit_vector_select): Ditto.
9496 (rs6000_emit_vector_cond_expr): Ditto.
9497 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9498 (create_TOC_reference): Add -mdebug=addr support.
9499 (emit_frame_save): VSX loads/stores need register indexed addressing.
9501 * config/rs6000/rs6000.md: Include vector.md.
9503 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9505 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9506 support for V2DI, V2DF in logical, permute, select operations.
9508 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9509 switch for vsx/power7.
9510 (-mvsx-scalar-memory): Ditto.
9511 (-mvsx-align-128): Ditto.
9512 (-mallow-movmisalign): Ditto.
9513 (-mallow-df-permute): Ditto.
9514 (-msched-groups): Ditto.
9515 (-malways-hint): Ditto.
9516 (-malign-branch-targets): Ditto.
9518 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9520 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9521 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9522 (rs6000_vector_reg_class): Delete.
9523 (rs6000_vsx_reg_class): Ditto.
9524 (enum rs6000_reg_class_enum): New enum for the constraints that
9525 vary based on target switches.
9526 (rs6000_constraints): New array to hold the register class for all
9527 of the register constraints that vary based on the switches used.
9528 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9529 (enum rs6000_builtins): Add unsigned varients for the builtin
9530 declarations returned by target hooks for expanding multiplies,
9531 select, and permute operations. Add VSX builtins.
9532 (enum rs6000_builtin_type_index): Add entries for VSX.
9533 (V2DI_type_node): Ditto.
9534 (V2DF_type_node): Ditto.
9535 (unsigned_V2DI_type_node): Ditto.
9536 (bool_long_type_node): Ditto.
9537 (intDI_type_internal_node): Ditto.
9538 (uintDI_type_internal_node): Ditto.
9539 (double_type_internal_node): Ditto.
9541 * config/rs6000/altivec.md (whole file): Move all expanders to
9542 vector.md from altivec.md. Rename insn matching functions to be
9544 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9545 (altivec_vcmp*): Ditto.
9546 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9547 (VM): New iterator for moves that includes the VSX types.
9548 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9549 (altivec_vperm_<mode>_uns): New, for unsigned types.
9550 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9551 (altivec_eq<mode>): Ditto.
9552 (altivec_gt<mode>): Ditto.
9553 (altivec_gtu<mode>): Ditto.
9554 (altivec_eqv4sf): Ditto.
9555 (altivec_gev4sf): Ditto.
9556 (altivec_gtv4sf): Ditto.
9557 (altivec_vcmpbfp_p): Ditto.
9559 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9561 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9564 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9567 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9568 ASM_SHORT instead of .word.
9569 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9570 instead of .word in asm template.
9572 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9575 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9576 (process_bb_node_lives): Use it.
9578 * ira.c (setup_cover_and_important_classes): Don't setup
9579 ira_important_class_nums. Add cover classes to the end of
9581 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9583 (find_reg_class_closure): Use reorder_important_classes.
9585 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9587 * config/i386/i386.c (i386_ira_cover_classes): New function.
9588 (TARGET_IRA_COVER_CLASSES): Redefine.
9590 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9591 importance of order of cover classes in the array.
9593 2009-07-22 Diego Novillo <dnovillo@google.com>
9595 * tree-pass.h (TDF_EH): Define.
9596 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9597 contains TDF_EH, print the EH region number holding GS.
9598 * tree-dump.c (dump_options): Add "eh".
9599 * doc/invoke.texi: Document it.
9601 2009-07-22 Doug Kwan <dougkwan@google.com>
9603 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9605 2009-07-22 Michael Matz <matz@suse.de>
9607 PR tree-optimization/35229
9608 PR tree-optimization/39300
9610 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9611 (inhibit_phi_insertion): New function.
9612 (insert_into_preds_of_block): Call it for REFERENCEs.
9613 (init_pre): Initialize and finalize scalar evolutions.
9614 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9616 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9618 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9619 Use CONST_VECTOR_NUNITS to determine number of elements.
9621 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9623 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9624 (U, W): Constraints are now deprecated and will be removed if we
9626 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9628 ("prefetch"): Add the stcmh instruction for prefetching.
9629 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9631 (s390_short_displacement): Return always true if compiling for
9632 machines not providing the long displacement facility.
9633 (s390_mem_constraint): Support the new constraint letter Z.
9634 (s390_check_qrst_address): New function.
9636 2009-07-21 DJ Delorie <dj@redhat.com>
9638 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9641 2009-07-21 Jason Merrill <jason@redhat.com>
9643 * c-common.c (max_tinst_depth): Increase default to 1024.
9645 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9647 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9648 (vec_unpacku_float_lo_v4si): Ditto.
9650 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9653 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9654 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9655 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9656 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9658 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9660 PR tree-optimization/40813
9661 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9664 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9666 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9667 with a NOP_EXPR if needed.
9669 2009-07-21 Paul Brook <paul@codesourcery.com>
9671 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9672 Terminate debug dump with newline.
9674 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9676 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9677 Cast "1" to unsigned HOST_WIDE_INT.
9678 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9679 deposit length to the maximum length - lsb. Extend length if
9680 HOST_BITS_PER_WIDE_INT is 32.
9682 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9684 * cgraph.h (constant_pool_htab): New function.
9685 (constant_descriptor_tree): Move from varasm.c.
9686 * varasm.c (constant_pool_htab): New function.
9687 (constant_descriptor_tree): Move to cgraph.h.
9689 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9691 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9693 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9695 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9698 2009-07-20 Xinliang David Li <davidxl@google.com>
9700 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9702 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9704 * config/mips/mips.md (move_type): Add arith.
9705 (type): Handle arith.
9706 (zero_extendsidi2): Rename this into ...
9707 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9708 (zero_extendsidi2): New expander.
9709 (*zero_extendsidi2_dext): New pattern.
9711 2009-07-20 Nick Clifton <nickc@redhat.com>
9713 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9714 to set MIPS_ABI_DEFAULT.
9715 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9717 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9719 * tree-object-size.c (addr_object_size): Handle unions with
9720 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9722 PR tree-optimization/40792
9723 * tree.c (build_function_type_skip_args): Remove bogus assert.
9725 2009-07-20 Jan Hubicka <jh@suse.cz>
9726 Martin Jambor <mjambor@suse.cz>
9728 * cgraph.h (combined_args_to_skip): New field.
9729 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9730 combined_args_to_skip and args_to_skip.
9731 * tree-inline.c (update_clone_info): New function.
9732 (tree_function_versioning): Call update_clone_info.
9733 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9735 (cgraph_materialize_all_clones): More extensive dumping, working
9736 with combined_args_to_skip rather than args_to_skip.
9738 2009-07-20 Ira Rosen <irar@il.ibm.com>
9740 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9741 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9742 (get_initial_def_for_reduction): Likewise.
9743 (vectorizable_reduction): Skip the check of first operand in case
9744 of COND_EXPR. Add check that it is outer loop vectorization if
9745 nested cycle was detected. Call vectorizable_condition() for
9746 COND_EXPR. If reduction epilogue cannot be created do not fail for
9747 nested cycles (if it is not double reduction). Assert that there
9748 is only one type in the loop in case of COND_EXPR. Call
9749 vectorizable_condition() to vectorize COND_EXPR.
9750 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9751 Add parameters. Allow nested cycles if called from
9752 vectorizable_reduction(). Use reduction vector variable if provided.
9753 (vect_analyze_stmt): Call vectorizable_reduction() before
9754 vectorizable_condition().
9755 (vect_transform_stmt): Update call to vectorizable_condition().
9757 2009-07-20 Christian Bruel <christian.bruel@st.com>
9759 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9760 * doc/invoke.texi (-mfmovd): Likewise.
9761 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9763 2009-07-20 Jan Hubicka <jh@suse.cz>
9765 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9766 when handling SSA name.
9768 2009-07-19 Jan Hubicka <jh@suse.cz>
9770 PR tree-optimization/40676
9771 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9772 virtual PHIs in empty BBs.
9774 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9776 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9777 re-expanded the compound use gen_lowpart instead to convert to the
9780 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9782 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9783 OUTER_CONST arguments.
9784 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9785 the new wider mode will be masked off.
9786 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9788 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9790 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9791 high-order bits are zero.
9793 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9795 * combine.c (simplify_shift_const_1): Split code to determine
9797 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9798 new bits shifted in are identical to the old sign bit.
9800 2009-07-18 Richard Guenther <rguenther@suse.de>
9803 * gimplify.c (gimplify_call_expr): Reject code using results from
9804 functions returning void.
9806 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9808 * doc/md.texi: Document the new PowerPC "es" constraint.
9809 Document that "m" can include automodified addresses on this target,
9810 and explain how %U must be used. Extend the "Q" and "Z" documentation
9811 to suggest "es" as well as "m".
9812 * config/rs6000/constraints.md (es): New memory constraint.
9813 (Q, Z): Update strings to match new documentation.
9815 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9817 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9818 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9819 * config/rs6000/predicates.md (volatile_mem_operand): Use
9820 offsettable_nonstrict_memref_p.
9821 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9822 (*floatunssidf2_internal): Likewise.
9823 (*fix_truncdfsi2_internal): Likewise.
9824 (*fix_trunctfsi2_internal): Likewise.
9826 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9828 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9830 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9832 2009-07-17 Richard Guenther <rguenther@suse.de>
9835 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9836 (pass_warn_unused_result): Likewise.
9837 (TODO_set_props): Remove.
9838 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9840 (pass_diagnose_omp_blocks): Define.
9841 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9842 (c_gimple_diagnostics_recursively): Remove.
9843 (finish_function): Do not call it.
9844 (c_write_global_declarations): Continue after errors.
9845 Finalize the CU here.
9846 * c-gimplify.c (c_genericize): Do not gimplify here.
9847 * c-common.c (c_warn_unused_result): Move ...
9848 * tree-cfg.c (do_warn_unused_result): ... here.
9849 (run_warn_unused_result): New function.
9850 (gate_warn_unused_result): New function.
9851 (pass_warn_unused_result): New pass.
9852 * c-common.h (c_warn_unused_result): Remove.
9853 * flags.h (flag_warn_unused_result): Declare.
9854 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9855 * opts.c (flag_warn_unused_result): Initialize to false.
9856 * toplev.c (compile_file): Add comment.
9857 * omp-low.c (create_omp_child_function): Do not register
9858 the function with the frontend.
9859 (diagnose_omp_structured_block_errors): Prepare to be
9860 called as optimization pass.
9861 (gate_diagnose_omp_blocks): New function.
9862 (pass_diagnose_omp_blocks): New pass.
9863 * cgraph.h (cgraph_optimize): Remove.
9864 (cgraph_analyze_function): Likewise.
9865 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9866 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9867 before their parents here.
9868 (cgraph_finalize_function): Not here.
9869 (cgraph_analyze_function): Gimplify functions here.
9870 (cgraph_finalize_compilation_unit): Continue after errors.
9871 Optimize the callgraph from here.
9872 (cgraph_optimize): Make static.
9873 * langhooks.c (write_global_declarations): Finalize the CU.
9874 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9875 (gimplify_function_tree): Assert we gimplify only once.
9876 Set PROP_gimple_any property.
9877 * tree-nested.c (gimplify_all_functions): New function.
9878 (lower_nested_functions): Gimplify all nested functions.
9879 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9880 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9881 and pass_diagnose_omp_blocks after gimplification. Do not
9882 set TODO_set_props on all_lowering_passes.
9883 (execute_one_pass): Do not handle TODO_set_props.
9884 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9885 (gimplify.o): Add tree-pass.h dependency.
9886 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9887 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9888 (unsave_r): Likewise.
9889 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9892 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9894 * doc/service.texi (Service): Restore previously removed link,
9895 which isn't broken after all.
9897 2009-07-17 Richard Guenther <rguenther@suse.de>
9899 PR tree-optimization/40321
9900 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9901 PHI nodes to the maximal set.
9902 (make_values_for_phi): Add PHI arguments to the maximal set.
9903 (execute_pre): Dump PHI_GEN and the maximal set.
9905 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9908 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9911 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9913 * doc/extend.texi (Nested Functions): Replace broken link with
9915 * doc/service.texi (Service): Remove broken link.
9917 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9920 * builtins.c (expand_builtin_memcmp): Use loc instead of
9921 EXPR_LOCATION (exp).
9922 (expand_builtin_strncmp): Likewise.
9924 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9925 Manuel López-Ibáñez <manu@gcc.gnu.org>
9928 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9929 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9930 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9931 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9932 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9933 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9934 tree-inline.c, c-common.c, c-common.h, gimple.c,
9935 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9936 convert.c: Add location argument to fold_{unary,binary,ternary},
9937 fold_build[123], build_call_expr, build_size_arg,
9938 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9939 fold_build1_initializer, fold_build2_initializer,
9940 fold_build3_initializer, fold_build_call_array,
9941 fold_build_call_array_initializer, fold_single_bit_test,
9942 omit_one_operand, omit_two_operands, invert_truthvalue,
9943 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9944 combine_comparisons, fold_builtin_*, fold_call_expr,
9945 build_range_check, maybe_fold_offset_to_address, round_up,
9948 2009-07-16 Jason Merrill <jason@redhat.com>
9951 * c-common.c (c_common_reswords): Add __is_standard_layout
9953 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9954 * doc/implement-cxx.texi: New.
9955 * doc/gcc.texi: Include it.
9957 2009-07-16 DJ Delorie <dj@redhat.com>
9959 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9960 compares that may be indirectly affected by previous instructions.
9962 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9964 * builtins.c (do_mpc_arg2): New.
9965 (fold_builtin_2): Fold builtin cpow.
9966 * real.h (HAVE_mpc_pow): New.
9968 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9970 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9971 comparison to skip unprofitable schedule
9973 2009-07-16 Simon Baldwin <simonb@google.com>
9975 * gcc.c (option_map): New flag -no-canonical-prefixes.
9976 * (display_help): Print help text for new flag.
9977 * (process_command): Move options translation and language specifics
9978 and handle new flag early. Use it to set a function pointer to a
9979 prefix builder. Replace make_relative_prefix calls with calls to
9980 the function pointed to. Ignore new flag in regular options handling.
9981 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9983 2009-07-15 DJ Delorie <dj@redhat.com>
9985 * config/mep/mep.md (sibcall_internal): Change register to avoid
9987 (sibcall_value_internal): Likewise.
9989 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9991 PR rtl-optimization/40710
9992 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9994 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9996 * config/mips/mips.md (*extenddi_truncate<mode>,
9997 *extendsi_truncate<mode>): Change type attribute to move_type
9998 with shift_shift. Split out code handling exts from here ...
9999 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10001 (*extendhi_truncateqi): Change type attribute to move_type with
10002 shift_shift. Split out code handling exts from here ...
10003 (*extendhi_truncateqi_exts): ... to this new pattern.
10005 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10007 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10008 instead of "and" with inverted sign bit mask value. Use
10009 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10010 Allocate registers only for operand 4 and operand 5.
10012 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10014 PR middle-end/40747
10015 * fold-const.c (fold_cond_expr_with_comparison): When folding
10016 < and <= to MIN, make sure the MIN uses the same type as the
10017 comparison's operands.
10019 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10021 * arm.md (ior_xor): New code iterator.
10022 (split for ior/xor with shift and zero-extend): New split pattern.
10023 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10025 2009-07-15 Richard Guenther <rguenther@suse.de>
10027 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10030 2009-07-15 Richard Guenther <rguenther@suse.de>
10032 PR middle-end/40753
10033 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10035 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10037 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10038 handle 2.6.30 kernel.
10040 2009-07-15 DJ Delorie <dj@redhat.com>
10042 * config/mep/mep.md (sibcall_internal): Change register to allow
10043 for 24-bit addresses.
10044 (sibcall_value_internal): Likewise.
10046 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10048 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10049 that are enabled/disabled by the flags introduced by a previous patch.
10051 2009-07-14 DJ Delorie <dj@redhat.com>
10053 * config/mep/mep.md (sibcall_internal): Include non-toggling
10055 (sibcall_value_internal): Likewise.
10057 2009-07-14 Taras Glek <tglek@mozilla.com>
10058 Rafael Espindola <espindola@google.com>
10060 * doc/sourcebuild.texi: Document install-plugin target.
10061 * configure.ac: Added install-plugin target to language makefiles.
10062 * configure: Regenerate.
10063 * Makefile.in: (install-plugin): Install more headers,
10064 depend on lang.install-plugin.
10066 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10068 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10071 2009-07-14 DJ Delorie <dj@redhat.com>
10073 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10074 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10075 * config/mep/mep.md (sibcall_internal): Change test from
10076 mep_vliw_mode_match to mep_vliw_jmp_match.
10077 (sibcall_value_internal): Likewise.
10079 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10081 * config/i386/sse.md (copysign<mode>3): New expander.
10082 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10083 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10084 Use ix86_build_const_vector.
10085 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10086 IX86_BUILTIN_CPYSGNPD.
10087 (builtin_description): Add __builtin_ia32_copysignps and
10088 __builtin_ia32_copysignpd.
10089 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10090 and BUILT_IN_COPYSIGNF.
10092 2009-07-13 Jason Merrill <jason@redhat.com>
10094 * builtins.c (can_trust_pointer_alignment): New fn.
10095 (get_pointer_alignment): Factor it out from here.
10096 * tree.h: Declare it.
10098 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10100 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10103 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10107 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10109 2009-07-14 Richard Guenther <rguenther@suse.de>
10110 Andrey Belevantsev <abel@ispras.ru>
10112 PR middle-end/40745
10113 * cfgexpand.c (partition_stack_vars): Do not bother to update
10114 alias information when not optimizing.
10116 2009-07-14 Richard Guenther <rguenther@suse.de>
10117 Andrey Belevantsev <abel@ispras.ru>
10119 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10120 (pt_solution_set): Likewise.
10121 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10122 * tree-ssa-structalias.c (pt_solution_set): New function.
10123 * final.c (rest_of_clean_state): Free SSA data structures.
10124 * print-rtl.c (print_decl_name): Remove.
10125 (print_mem_expr): Implement in terms of print_generic_expr.
10126 * alias.c (ao_ref_from_mem): New function.
10127 (rtx_refs_may_alias_p): Likewise.
10128 (true_dependence): Query alias-export info.
10129 (canon_true_dependence): Likewise.
10130 (write_dependence_p): Likewise.
10131 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10133 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10134 (mem_expr_equal_p): Use operand_equal_p.
10135 (set_mem_attributes_minus_bitpos): Do not use
10136 component_ref_for_mem_expr.
10137 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10138 (update_alias_info_with_stack_vars): Likewise.
10139 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10140 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10141 explicitly nor clear stmt operands.
10142 Free the decl-to-pointer map.
10143 * tree-optimize.c (execute_free_datastructures): Do not free
10144 SSA data structures here.
10145 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10146 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10147 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10149 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10151 2009-07-13 DJ Delorie <dj@redhat.com>
10153 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10154 unrolling at the right iteration count.
10156 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10159 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10161 * haifa-sched.c (rank_for_schedule): Introduced flags to
10162 enable/disable individual scheduling heuristics.
10163 * common.opt: Introduced flags to enable/disable individual
10164 heuristics in the scheduler.
10165 * doc/invoke.texi: Introduced flags to enable/disable individual
10166 heuristics in the scheduler.
10168 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10170 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10171 config/i386/mingw-tls.c.
10172 * config/i386/mingw-tls.c: Removed.
10174 2009-07-13 Ira Rosen <irar@il.ibm.com>
10176 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10177 checks access only relevant statements.
10178 (vectorizable_reduction): Likewise.
10180 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10182 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10183 just for 32-bit case.
10185 2009-07-12 Jan Hubicka <jh@suse.cz>
10187 PR tree-optimization/40585
10188 * except.c (expand_resx_expr): When there already is resume
10189 instruction, produce linked list.
10190 (build_post_landing_pads): Assert that resume is empty.
10191 (connect_post_landing_pads): Handle resume lists.
10192 (dump_eh_tree): Dump resume list.
10194 2009-07-12 Ira Rosen <irar@il.ibm.com>
10196 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10197 with additional argument.
10198 * tree-vectorizer.h (enum vect_def_type): Add
10199 vect_double_reduction_def.
10200 (vect_is_simple_reduction): Add argument.
10201 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10203 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10204 vect_is_simple_reduction with additional argument.
10205 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10207 (reduction_code_for_scalar_code): Handle additional codes by
10208 returning ERROR_MARK for them. Fix comment and indentation.
10209 (vect_is_simple_reduction): Fix comment, add argument to specify
10210 double reduction. Detect double reduction.
10211 (get_initial_def_for_induction): Fix indentation.
10212 (get_initial_def_for_reduction): Fix comment and indentation.
10213 Handle double reduction. Create initial definitions that do not
10214 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10215 (vect_create_epilog_for_reduction): Fix comment, add argument to
10216 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10217 epilogue result extraction. Create double reduction phi node and
10218 replace relevant uses.
10219 (vectorizable_reduction): Call vect_is_simple_reduction with
10220 additional argument. Fix indentation. Update epilogue code treatment
10221 according to the changes in reduction_code_for_scalar_code. Check
10222 for double reduction. Call vect_create_epilog_for_reduction with
10223 additional argument.
10224 * tree-vect-stmts.c (process_use): Handle double reduction, update
10226 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10227 (vect_get_vec_def_for_operand): Likewise.
10229 2009-07-12 Danny Smith <dansmister@gmail.com>
10231 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10232 dllexport if !TREE_PUBLIC.
10233 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10235 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10237 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10238 (avr_extra_arch_macro) Remove declatation.
10239 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10240 (avr_extra_arch_macro) Declare as static.
10241 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10243 2009-07-11 Jan Hubicka <jh@suse.cz>
10245 PR middle-end/48388
10246 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10248 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10251 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10252 cold_in_std_section bits.
10253 (dwarf2out_begin_prologue): Initialize them.
10254 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10255 if already covered by text_section or cold_text_section range.
10257 PR rtl-optimization/40667
10258 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10259 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10260 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10261 * config/i386/i386.c (ix86_minimum_alignment): New function.
10262 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10263 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10264 * emit-rtl.c (gen_reg_rtx): Likewise.
10265 * function.c (assign_parms): Likewise. If nominal_type needs
10266 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10267 rather than passed_type's alignment.
10270 * function.c (assign_parm_setup_stack): Adjust
10271 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10272 from nominal_mode on big endian.
10274 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10276 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10278 2009-07-10 DJ Delorie <dj@redhat.com>
10280 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10282 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10284 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10286 (thumb2_cbnz): Likewise.
10288 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10291 * config.gcc (supported_defaults): Add synci.
10292 (with_synci): Add validation.
10293 (all_defaults): Add synci.
10294 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10297 * config/mips/mips.opt (msynci): New option.
10298 * config/mips/mips.c (mips_override_options): Warn on use of
10299 -msynci for targets that do now support it.
10300 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10302 * gcc/doc/invoke.texi (-msynci): Document the new option.
10303 * doc/install.texi (--with-synci): Document the new option.
10305 2009-07-10 Richard Guenther <rguenther@suse.de>
10307 PR tree-optimization/40496
10308 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10309 the PHI result with a compatible type.
10311 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10315 * c.opt (Wunused-result): New.
10316 * doc/invoke.texi: Document it.
10317 * c-common.c (c_warn_unused_result): Use it.
10319 2009-07-09 DJ Delorie <dj@redhat.com>
10321 * targhooks.c (default_target_can_inline_p): Rename from
10322 default_target_option_can_inline_p.
10323 * targhooks.h (default_target_can_inline_p): Likewise.
10324 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10325 TARGET_OPTION_CAN_INLINE_P.
10326 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10327 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10328 (mep_target_can_inline_p): Rename from
10329 mep_target_option_can_inline_p.
10332 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10333 registers used to pass vectors.
10335 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10337 2009-07-09 Tom Tromey <tromey@redhat.com>
10339 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10340 * config/mmix/mmix.c: Include dwarf2.h.
10341 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10342 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10343 * config/sh/sh.c: Include dwarf2.h.
10344 * config/i386/i386.c: Include dwarf2.h.
10345 * Makefile.in (DWARF2_H): Remove 'elf'.
10346 * except.c: Include dwarf2.h.
10347 * unwind-dw2.c: Include dwarf2.h.
10348 * dwarf2out.c: Include dwarf2.h.
10349 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10350 * unwind-dw2-fde.c: Include dwarf2.h.
10351 * dwarf2asm.c: Include dwarf2.h.
10353 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10355 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10356 (max_issue): Use it.
10357 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10359 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10360 (region_sched_info): Update.
10361 * sched-ebb.c (ebb_sched_info): Update.
10362 * modulo-sched.c (sms_sched_info): Update.
10363 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10365 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10367 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10369 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10371 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10373 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10375 PR middle-end/40692
10376 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10377 arg1 with arg01 if arg1 is already INTEGER_CST.
10379 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10381 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10382 Transform (and (truncate)) into (truncate (and)).
10384 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10386 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10387 creating LHS paradoxical subregs. Fix surrounding returns to
10388 use NULL_RTX rather than 0.
10390 2009-07-08 DJ Delorie <dj@redhat.com>
10392 * config/mep/mep.c: (mep_option_can_inline_p): New.
10393 (TARGET_OPTION_CAN_INLINE_P): Define.
10395 2009-07-08 Mark Wielaard <mjw@redhat.com>
10398 * dwarf2out.c (add_data_member_location_attribute): When we have
10399 only a constant offset don't emit a new location description using
10400 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10403 2009-07-08 Richard Henderson <rth@redhat.com>
10406 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10407 (enum reg_class): Add CLOBBERED_REGS.
10408 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10409 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10410 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10411 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10412 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10413 force 64-bit sibcalls into R11.
10414 * config/i386/constraints.md (U): New constraint.
10415 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10416 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10417 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10419 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10421 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10423 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10424 * ebitmap.h (dump_ebitmap): Ditto.
10425 * optabs.h (optab_libfunc): Ditto.
10426 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10427 * tree-flow.h (vect_can_force_dr_alignment_p,
10428 get_vectype_for_scalar_type): Ditto.
10429 (vectorize_loops): Move prototype to ...
10430 * tree-vectorizer.h: ... here. Also, adjust comment.
10431 (vect_set_verbosity_level): Remove duplicate prototype.
10432 * tree-ssa-loop.c: Include tree-vectorizer.h.
10433 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10435 2009-07-08 Nick Clifton <nickc@redhat.com>
10437 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10440 2009-07-08 DJ Delorie <dj@redhat.com>
10442 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10443 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10444 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10446 * config/mep/intrinsics.md: Regenerated.
10447 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10448 registers when asm() or calls are detected.
10450 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10453 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10455 * gimple (gimple_build_call_from_tree): Likewise.
10456 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10457 no_warning flag before warning.
10459 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10461 * tree.c (set_expr_locus): Remove.
10462 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10463 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10465 * gimplify.c (internal_get_tmp_var): Likewise.
10466 (gimplify_call_expr): Likewise.
10467 (gimplify_one_sizepos): Likewise.
10469 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10472 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10473 to variables for debugging purposes.
10475 2009-06-23 Mark Loeser <mark@halcy0n.com>
10478 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10480 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10482 * pretty-print.c (pp_base_format): Remove %J.
10483 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10484 gcc_cxxdiag_char_table): Likewise.
10485 (init_dynamic_diag_info): Likewise.
10487 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10489 * pretty-print.c (pp_base_format): Remove %H.
10490 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10491 gcc_cxxdiag_char_table): Likewise.
10492 (init_dynamic_diag_info): Likewise.
10493 * config/mep/mep.c (mep_select_section): Likewise.
10495 2009-07-07 Duncan Sands <baldrick@free.fr>
10497 * final.c (pass_clean_state): Give the pass a name.
10498 * passes.c (pass_rest_of_compilation): Likewise.
10499 * tree-optimize.c (pass_all_optimizations): Likewise.
10501 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10503 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10504 an extra 'decl' for error_at.
10506 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10508 PR middle-end/40669
10509 * tree-tailcall.c (adjust_return_value_with_ops,
10510 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10511 if it has complex or vector type.
10513 2009-07-07 Olivier Hainque <hainque@adacore.com>
10515 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10518 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10520 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10522 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10524 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10525 * c-decl.c: Likewise.
10526 * function.c: Likewise.
10527 * varasm.c: Likewise.
10528 * tree-ssa.c: Likewise.
10529 * c-common.c: Likewise.
10530 * tree-cfg.c: Likewise.
10531 * config/spu/spu.c: Likewise.
10532 * config/ia64/ia64.c: Likewise.
10533 * config/v850/v850.c: Likewise.
10535 2009-07-06 DJ Delorie <dj@redhat.com>
10537 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10538 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10539 unspecified accesses to control registers.
10540 * config/mep/intrinsics.md: Regenerate.
10541 * config/mep/intrinsics.h: Regenerate.
10542 * config/mep/mep-intrin.h: Regenerate.
10544 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10546 * c-lex.c: Replace %H by an explicit location. Update all calls.
10547 * c-common.c: Likewise.
10548 * c-decl.c: Likewise.
10549 * c-typeck.c: Likewise.
10550 * fold-const.c: Likewise.
10551 * gimplify.c: Likewise.
10552 * stmt.c: Likewise.
10553 * tree-cfg.c: Likewise.
10554 * tree-ssa-loop-niter.c: Likewise.
10555 * tree-vrp.c: Likewise.
10556 * value-prof.c: Likewise.
10558 2009-07-06 Diego Novillo <dnovillo@google.com>
10560 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10561 if it has one. Handle cases where VAR does not have an
10562 annotation or cfun is NULL.
10564 2009-07-06 Diego Novillo <dnovillo@google.com>
10566 * tree.c: Include debug.h.
10567 (initialize_tree_contains_struct): New.
10568 (init_ttree): Call it.
10569 (tree_node_structure_for_code): Factor out of ...
10570 (tree_node_structure): ... here.
10571 * treestruct.def (TS_PHI_NODE): Remove.
10572 (TS_GIMPLE_STATEMENT): Remove.
10574 2009-07-06 Diego Novillo <dnovillo@google.com>
10576 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10577 (debug_tree_chain): Handle cycles.
10579 2009-07-06 Nick Clifton <nickc@redhat.com>
10580 DJ Delorie <dj@redhat.com>
10582 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10583 __FMOVD_ENABLED__ is defined.
10585 (TARGET_FMOVD): Provide a default definition.
10586 (MASK_FMOVD): Likewise.
10587 (TARGET_CPU_CPP_BUILTINS): Define
10588 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10589 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10590 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10591 (split for DF load from memory into register): Also handle
10592 MEMs which consist of REG+DISP addressing.
10593 (split for DF store from register to memory): Likewise.
10594 (movsf_ie): Always use single fp_mode.
10595 * config/sh/sh.c (sh_override_options): Do not automatically
10596 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10597 that to the -mfmovd command line switch.
10598 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10599 (fldi_ok): Always allow.
10600 * config/sh/sh.opt (mfmovd): Remove this switch.
10601 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10603 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10604 Kaz Kojima <kkojima@gcc.gnu.org>
10606 PR rtl-optimization/30807
10607 * postreload.c (reload_combine): For every new use of REG_SUM,
10608 record the use of BASE.
10610 2009-07-06 Jan Hubicka <jh@suse.cz>
10612 * params.def: Revert my accidental commit at 2009-06-30.
10614 2009-07-04 Ian Lance Taylor <iant@google.com>
10617 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10619 (mingw_format_attribute_overrides): Likewise.
10621 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10624 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10625 don't check cfa.reg. Instead of cfa.indirect use
10626 fde && fde->drap_reg != INVALID_REGNUM test.
10628 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10630 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10632 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10635 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10637 2009-07-03 Richard Guenther <rguenther@suse.de>
10639 PR tree-optimization/40640
10640 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10643 2009-07-03 Jan Hubicka <jh@suse.cz>
10645 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10646 for size, reduce amount of inlining.
10648 2009-07-03 Richard Guenther <rguenther@suse.de>
10650 PR middle-end/34163
10651 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10652 if t +- x is known to not overflow and the conversion widens the
10654 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10656 2009-07-03 Jan Hubicka <jh@suse.cz>
10658 * ipa-pure-const.c (analyze): Update loop optimizer init.
10659 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10660 try_remove_empty_loop, remove_empty_loops): Remove.
10661 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10662 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10663 to mark regular loops as neccesary.
10664 (degenerate_phi_p): New function.
10665 (propagate_necessity, remove_dead_phis): Use it.
10666 (forward_edge_to_pdom): Likewise.
10667 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10668 virtual PHI nodes that became unreachable.
10669 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10670 * tree-flow.h (remove_empty_loops): Remove.
10671 * passes.c (init_optimization_passes): Remove.
10673 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10675 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10676 can_create_pseudo_p.
10677 (*fix_trunc<mode>_i387_1): Ditto.
10678 (*floathi<mode>2_1): Ditto.
10679 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10680 (*fistdi2_1): Ditto.
10681 (*fist<mode>2_1): Ditto.
10682 (frndintxf2_floor): Ditto.
10683 (*fist<mode>2_floor_1): Ditto.
10684 (frndintxf2_ceil): Ditto.
10685 (*fist<mode>2_ceil_1): Ditto.
10686 (frndintxf2_trunc): Ditto.
10687 (frndintxf2_mask_pm): Ditto.
10688 (fxam<mode>2_i387_with_temp): Ditto.
10689 * config/i386/sse.md (mulv16qi3): Ditto.
10690 (*sse2_mulv4si3): Ditto.
10692 (sse4_2_pcmpestr): Ditto.
10693 (sse4_2_pcmpistr): Ditto.
10695 2009-07-03 Jan Hubicka <jh@suse.cz>
10697 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10698 (mark_stmt_necessary): Set it.
10699 (mark_operand_necessary): Set it.
10700 (mark_control_dependent_edges_necessary): Set it.
10701 (mark_virtual_phi_result_for_renaming): New function.
10702 (get_live_post_dom): New function.
10703 (forward_edge_to_pdom): New function.
10704 (remove_dead_stmt): Fix handling of control dependences.
10705 (tree_dce_init): Init new bitmap.
10706 (tree_dce_done): Free it.
10708 2009-07-02 Richard Guenther <rguenther@suse.de>
10711 * tree-ssa-structalias.c (new_var_info): Initialize
10714 2009-07-02 Jan Hubicka <jh@suse.cz>
10716 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10719 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10721 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10722 instead of recomputing it. Adjust calls.
10723 (emit_store_flag): Adjust recursive calls.
10725 2009-07-02 Richard Guenther <rguenther@suse.de>
10727 * tree-ssa-live.c (remove_unused_locals): Do not remove
10729 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10730 of DECL_EXTERNAL for HEAP variables.
10731 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10732 HEAP variables. Do not adjust RESTRICT vars.
10733 (find_what_var_points_to): Nobody cares if something
10734 points to READONLY.
10736 2009-07-02 Ben Elliston <bje@au.ibm.com>
10738 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10739 pc_low and pc_high declarations to the top of the function.
10741 2009-07-01 DJ Delorie <dj@redhat.com>
10743 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10744 registers as fixed.
10745 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10746 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10747 unspecified accesses to control registers.
10748 * config/mep/intrinsics.md: Regenerate.
10749 * config/mep/intrinsics.h: Regenerate.
10750 * config/mep/mep-intrin.h: Regenerate.
10752 2009-07-01 Anthony Green <green@moxielogic.com>
10754 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10755 instruction when possible.
10756 (moxie_expand_prologue): Ditto. Also, save an instruction and
10757 some complexity by popping off of $r12 instead of $sp.
10758 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10761 2009-07-01 Richard Henderson <rth@redhat.com>
10764 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10765 contained no insns, reposition note before last insn.
10767 2009-07-01 Richard Henderson <rth@redhat.com>
10770 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10771 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10773 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10776 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10777 darwin9 for printing reg addresses with %y.
10779 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10781 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10782 truncation from operands in binary operations.
10784 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10787 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10788 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10789 subreg of op0 to the original op0.
10791 * expmed.c (store_bit_field_1): Use a temporary as the destination
10792 instead of a paradoxical subreg when we need to truncate the result.
10794 2009-07-01 DJ Delorie <dj@redhat.com>
10796 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10797 names to VLIW variants.
10798 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10799 * config/mep/intrinsics.md: Regenerate.
10800 * config/mep/intrinsics.h: Regenerate.
10801 * config/mep/mep-intrin.h: Regenerate.
10803 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10806 * jump.c (returnjump_p): Revert last patch.
10807 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10809 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10812 * pa.md (casesi32p): Use jump table label to determine the offset
10814 (casesi64p): Likewise.
10816 * pa.c (forward_branch_p): Return bool type. Use instruction
10817 addresses when available. Assert that INSN has a jump label.
10818 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10821 2009-07-01 Richard Guenther <rguenther@suse.de>
10823 PR tree-optimization/19831
10824 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10825 that only act as barriers do not make any previous stores necessary.
10826 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10827 HEAP variables global, do not add a constraint from nonlocal.
10828 (find_func_aliases): Handle escapes through return statements.
10829 (compute_points_to_sets): Make escaped HEAP variables global.
10831 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10834 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10835 after reducing a DImode cstore to SImode.
10837 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10839 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10840 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10842 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10844 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10845 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10847 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10848 and umod_optab if TARGET_BSD_DIVMOD.
10849 * config/vax/lib1funcs.asm: New file.
10850 * config/vax/t-linux: New file.
10851 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10853 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10856 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10857 to type arguments that have void type.
10860 * dwarf2out.c (gen_formal_parameter_die): Call
10861 equate_decl_number_to_die if node is different from origin.
10863 2009-06-30 Anthony Green <green@moxielogic.com>
10865 Clean up moxie port for --enable-build-with-cxx.
10866 * config/moxie/moxie.c (moxie_function_value): First two
10867 parameters are const_tree, not tree.
10868 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10869 (REG_CLASS_NAMES): Ditto.
10870 (REGNO_REG_CLASS): Ditto.
10871 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10872 (moxie_function_value): Fix constyness of arguments.
10874 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10876 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10877 finalize_size_functions before further processing.
10878 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10879 (variable_size): Call self_referential_size on size expressions
10880 that contain a PLACEHOLDER_EXPR.
10881 (size_functions): New static variable.
10882 (copy_self_referential_tree_r): New static function.
10883 (self_referential_size): Likewise.
10884 (finalize_size_functions): New global function.
10885 * tree.c: Include tree-inline.h.
10886 (push_without_duplicates): New static function.
10887 (find_placeholder_in_expr): New global function.
10888 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10890 <tcc_expression>: Likewise.
10891 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10892 the call in the expression.
10893 * tree.h (finalize_size_functions): Declare.
10894 (find_placeholder_in_expr): Likewise.
10895 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10896 (substitute_placeholder_in_expr): Update comment.
10897 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10899 (copy_tree_body_r): Likewise.
10900 (copy_tree_body): New static function.
10901 (maybe_inline_call_in_expr): New global function.
10902 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10903 (maybe_inline_call_in_expr): Declare.
10904 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10905 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10908 2009-06-30 Richard Guenther <rguenther@suse.de>
10910 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10912 (propagate_necessity): Do not mark reaching defs of stores
10915 2009-06-30 Jan Hubicka <jh@suse.cz>
10917 * cfgloopanal.c (check_irred): Move into ...
10918 (mark_irreducible_loops): ... here; return true if ireducible
10920 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10921 (analyze_function): Try to prove loop finiteness.
10922 * cfgloop.h (mark_irreducible_loops): Update prototype.
10923 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10925 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10927 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10929 2009-06-30 Ira Rosen <irar@il.ibm.com>
10931 PR tree-optimization/40542
10932 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10935 2009-06-30 Martin Jambor <mjambor@suse.cz>
10937 PR tree-optimization/40582
10938 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10939 than useless_type_conversion_p.
10940 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10943 2009-06-30 Martin Jambor <mjambor@suse.cz>
10945 PR middle-end/40554
10946 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10948 2009-06-30 Richard Guenther <rguenther@suse.de>
10950 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10951 use ao_ref references.
10952 (walk_aliased_vdefs): Likewise.
10953 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10954 * tree-ssa-dce.c (struct ref_data): Remove.
10955 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10956 (mark_aliased_reaching_defs_necessary): Adjust.
10957 (mark_all_reaching_defs_necessary_1): Likewise.
10959 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10962 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10963 (emit_store_flag_1): Extract from emit_store_flag, adjust
10964 calls to (what now is) emit_cstore.
10965 (emit_store_flag): Call emit_store_flag_1 and also use it
10966 for what used to be recursive calls.
10968 2009-06-30 Wei Guozhi <carrot@google.com>
10971 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10972 if the target bb post dominates from bb.
10973 * config/i386/i386.c (memory_address_length): Check existence of base
10974 register before using it.
10976 2009-06-30 Nick Clifton <nickc@redhat.com>
10977 DJ Delorie <dj@redhat.com>
10979 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10980 __FMOVD_ENABLED__ is defined.
10982 (TARGET_FMOVD): Provide a default definition.
10983 (MASK_FMOVD): Likewise.
10984 (TARGET_CPU_CPP_BUILTINS): Define
10985 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10986 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10987 two fmov instructions depending upon whether TARGET_FMOVD is
10989 (split for DF load from memory into register): Also handle
10990 MEMs which consist of REG+DISP addressing.
10991 (split for DF store from register to memory): Likewise.
10992 * config/sh/sh.opt (mfmovd): Remove this switch.
10993 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10994 * config/sh/sh.c (sh_override_options): Do not automatically
10995 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10996 that to the -mfmovd command line switch.
10998 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11000 (fldi_ok): Always allow.
11001 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11003 2009-06-29 DJ Delorie <dj@redhat.com>
11005 * doc/install.texi (mep-x-elf): Correct chip's full name.
11007 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11009 * doc/extend.texi: Fix typo.
11011 2009-06-29 Tom Tromey <tromey@redhat.com>
11013 * dwarf2.h: Remove.
11014 * Makefile.in (DWARF2_H): New variable.
11015 (except.o): Use it.
11016 (dwarf2out.o): Likewise.
11017 (dwarf2asm.o): Likewise.
11018 * config/i386/t-i386: Use DWARF2_H.
11019 * except.c: Include elf/dwarf2.h.
11020 * unwind-dw2.c: Include elf/dwarf2.h.
11021 * dwarf2out.c: Include elf/dwarf2.h.
11022 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11023 <dtprel>: New field.
11024 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11025 (size_of_loc_descr): Likewise.
11026 (output_loc_operands_raw): Likewise.
11027 (output_loc_operands): Handle new dtprel field.
11028 (loc_checksum): Update.
11029 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11030 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11031 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11032 * dwarf2asm.c: Include elf/dwarf2.h.
11033 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11034 * config/mmix/mmix.c: Include elf/dwarf2.h.
11035 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11036 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11037 * config/sh/sh.c: Include elf/dwarf2.h.
11038 * config/i386/i386.c: Include elf/dwarf2.h.
11040 2009-06-29 DJ Delorie <dj@redhat.com>
11042 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11044 * doc/extend.texi: Add MeP attributes and pragmas.
11045 * doc/invoke.text: Add MeP Options.
11046 * doc/contrib.texi: Add MeP contribution.
11047 * doc/md.texi: Add MeP constraints.
11048 * doc/install.texi: Add MeP target.
11050 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11052 * target.h (struct gcc_target): Add frame_pointer_required field.
11053 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11054 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11055 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11057 * reload1.c (update_eliminables): (Ditto.).
11058 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11059 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11060 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11062 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11064 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11065 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11066 (arm_frame_pointer_required): New function.
11068 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11069 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11070 (avr_frame_pointer_required_p): Declare as static.
11071 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11073 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11074 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11075 (bfin_frame_pointer_required): Make as static, change return type
11077 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11079 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11080 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11081 (cris_frame_pointer_required): New function.
11083 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11085 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11086 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11087 (fr30_frame_pointer_required): New function.
11089 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11090 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11091 (frv_frame_pointer_required): Make as static, change return type
11093 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11095 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11096 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11097 (ix86_frame_pointer_required): Make as static, change return type to
11099 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11101 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11102 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11104 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11106 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11108 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11110 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11111 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11112 (mips_frame_pointer_required): Make as static.
11113 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11115 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11116 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11117 (mmix_frame_pointer_required): Mew function.
11119 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11120 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11122 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11124 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11126 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11128 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11129 (CAN_ELIMINATE): Redefine.
11130 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11131 (sparc_frame_pointer_required): New function.
11132 (sparc_can_eliminate): New function.
11133 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11135 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11136 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11138 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11139 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11140 (xtensa_frame_pointer_required): Make as static, change return type
11142 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11145 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11147 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11148 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11149 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11150 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11151 (register_callback): Handle PLUGIN_START_UNIT.
11152 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11154 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11156 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11158 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11159 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11161 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11163 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11166 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11168 * doc/extend.texi (Additional Floating Types): __float128 is also
11169 supported on i386 targets.
11171 2009-06-29 Richard Guenther <rguenther@suse.de>
11173 PR middle-end/14187
11174 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11176 (pt_solutions_same_restrict_base): Declare.
11177 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11179 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11180 (make_constraint_from, make_copy_constraint): Move earlier.
11181 (make_constraint_from_heapvar): New function.
11182 (make_constraint_from_restrict): Likewise.
11183 (handle_lhs_call): Use it.
11184 (find_func_aliases): Use it to track conversions to restrict
11185 qualified pointers.
11186 (struct fieldoff): Add only_restrict_pointers flag.
11187 (push_fields_onto_fieldstack): Initialize it.
11188 (create_variable_info_for): Track global restrict qualified pointers.
11189 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11190 Track restrict qualified pointer arguments.
11191 (set_uids_in_ptset): Use varinfo is_global_var flag.
11192 (find_what_var_points_to): Set the vars_contains_restrict flag.
11193 Always create the points-to solution for sets including restrict tags.
11194 (pt_solutions_same_restrict_base): New function.
11195 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11196 qualified pointers use pt_solutions_same_restrict_base as
11197 additional source for disambiguation.
11199 2009-06-29 Richard Guenther <rguenther@suse.de>
11201 PR middle-end/38212
11202 * alias.c (find_base_decl): Remove.
11203 (get_deref_alias_set_1): Remove restrict handling.
11204 * c-common.c (c_apply_type_quals_to_decl): Do not set
11205 DECL_POINTER_ALIAS_SET.
11206 * gimplify.c (find_single_pointer_decl_1): Remove.
11207 (find_single_pointer_decl): Likewise.
11208 (internal_get_tmp_var): Remove restrict handling.
11209 (gimple_regimplify_operands): Likewise.
11210 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11211 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11212 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11213 * tree.c (restrict_base_for_decl): Remove.
11214 (init_ttree): Do not allocate it.
11215 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11216 LABEL_DECL_UID for label decls.
11217 (copy_node_stat): Do not copy restrict information.
11218 (decl_restrict_base_lookup): Remove.
11219 (decl_restrict_base_insert): Likewise.
11220 (print_restrict_base_statistics): Likewise.
11221 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11222 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11223 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11224 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11225 (LABEL_DECL_UID): Adjust.
11226 (DECL_BASED_ON_RESTRICT_P): Remove.
11227 (DECL_GET_RESTRICT_BASE): Likewise.
11228 (SET_DECL_RESTRICT_BASE): Likewise.
11229 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11231 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11232 instead of DECL_POINTER_ALIAS_SET.
11233 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11234 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11235 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11237 2009-06-29 Richard Guenther <rguenther@suse.de>
11239 PR tree-optimization/40579
11240 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11241 the IL to simplify has constants that overflowed.
11243 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11245 PR tree-optimization/40550
11246 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11247 vector_compute_type only when the size of vector_compute_type is
11248 less than the size of type.
11250 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11252 * fold-const.c (contains_label_1): Fix comments.
11253 (contains_label_p): Do not walk trees multiple time.
11255 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11257 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11258 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11259 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11260 ix86_fp_comparison_operator.
11261 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11262 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11263 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11264 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11265 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11266 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11267 (related splits): Change predicate to ix86_fp_comparison_operator.
11268 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11269 instead of ix86_fp_comparison_codes.
11270 (ix86_trivial_fp_comparison_operator,
11271 ix86_fp_comparison_operator): New.
11272 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11273 (ix86_expand_compare): Eliminate last two parameters.
11274 (ix86_fp_jump_nontrivial_p): Kill.
11275 * config/i386/i386.c (put_condition_code): Eliminate call to
11276 ix86_fp_comparison_codes and subsequent assertion.
11277 (ix86_fp_comparison_codes): Eliminate.
11278 (ix86_fp_swap_condition): New.
11279 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11280 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11281 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11282 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11283 and ix86_fp_swap_condition.
11284 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11285 Use ix86_fp_comparison_strategy.
11286 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11287 (ix86_fp_jump_nontrivial_p): Eliminate.
11288 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11289 call to ix86_expand_compare.
11290 (ix86_split_fp_branch, ix86_expand_setcc,
11291 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11292 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11294 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11296 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11297 related to jump_clobbers.
11298 * config/arm/arm.md (conds): Remove jump_clob case.
11299 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11300 splits): Change comparison_operator to arm_comparison_operator.
11301 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11304 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11306 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11307 condition for floating point modes.
11308 * expmed.c (emit_store_flag_1): Move here a bigger part
11309 of emit_store_flag.
11310 (emit_store_flag): Try swapping the condition for floating point
11312 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11314 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11316 * expr.c (expand_expr_real_1): Just use do_store_flag.
11317 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11318 emit_store_flag_force.
11319 * expmed.c (emit_store_flag_force): Copy here trick
11320 previously in expand_expr_real_1. Try reversing the comparison.
11321 (emit_store_flag_1): Work if target is NULL.
11322 (emit_store_flag): Work if target is NULL, using the result mode
11323 from the comparison. Use split_comparison, restructure final part
11324 to simplify conditionals.
11326 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11328 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11329 * dojump.c (do_jump): Change handling of floating-point
11330 ops to use just do_compare_and_jump.
11331 (split_comparison): New.
11332 (do_compare_rtx_and_jump): Add here logic coming previously
11333 in do_jump, using split_comparison.
11335 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11338 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11340 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11342 * tree-ssa-alias.c: Fix unintentional commit.
11344 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11346 * passes.c (execute_one_pass): Fix unintentional commit.
11348 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11350 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11351 (df_rd_local_compute, df_md_local_compute): Inline them.
11353 (df_md_scratch): New.
11354 (df_md_alloc, df_md_free): Allocate/free it.
11355 (df_md_local_compute): Only include live registers in init.
11356 (df_md_transfer_function): Prune the in-set computed by
11357 the confluence function, and the gen-set too.
11359 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11361 PR rtl-optimization/26854
11362 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11363 * df-problems.c (df_rd_add_problem): Fix comment.
11364 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11365 df_md_simulate_artificial_defs_at_top,
11366 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11367 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11368 df_md_transfer_function, df_md_init, df_md_confluence_0,
11369 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11370 problem_MD, df_md_add_problem): New.
11371 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11372 df_md_get_bb_info): New.
11373 (DF_LAST_PROBLEM_PLUS1): Adjust.
11375 * Makefile.in (fwprop.o): Include domwalk.h.
11376 * fwprop.c: Include domwalk.h.
11377 (reg_defs, reg_defs_stack): New.
11378 (bitmap_only_bit_between): Remove.
11379 (process_defs): New.
11380 (process_uses): Use reg_defs and local_md instead of
11381 bitmap_only_bit_between and local_rd.
11382 (single_def_use_enter_block): New, from build_single_def_use_links.
11383 (single_def_use_leave_block): New.
11384 (build_single_def_use_links): Remove code moved to
11385 single_def_use_enter_block, invoke domwalk.
11386 (use_killed_between): Adjust comment.
11388 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11390 * bitmap.h (bitmap_ior_and_into): New.
11391 * bitmap.c (bitmap_ior_and_into): New.
11393 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11395 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11396 before_dom_children_before_stmts and after_dom_children_after_stmts.
11397 Rename the two remaining callbacks to just before_dom_children and
11398 after_dom_children. Remove other GIMPLE statement walking bits.
11399 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11400 * graphite.c: Do not include domwalk.h.
11401 * tree-into-ssa.c (interesting_blocks): New global.
11402 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11403 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11404 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11405 now that they're not domwalk callbacks.
11406 (rewrite_initialize_block): Rename to...
11407 (rewrite_enter_block): ... this, place after called functions. Test
11408 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11409 (rewrite_finalize_block): Rename to...
11410 (rewrite_leave_block): ... this, place after called functions.
11411 (rewrite_update_init_block): Rename to...
11412 (rewrite_update_enter_block): ... this, place after called functions.
11413 Test interesting_blocks, call rewrite_update_stmt and
11414 rewrite_update_phi_arguments.
11415 (rewrite_update_fini_block): Rename to...
11416 (rewrite_leave_block): ... this, place after called functions.
11417 (rewrite_blocks): Remove last argument, simplify initialization of
11419 (mark_def_sites_initialize_block): Rename to...
11420 (mark_def_sites_block): ... this, call mark_def_sites.
11421 (mark_def_sites_blocks): Remove argument, simplify initialization of
11423 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11424 (update_ssa): Likewise.
11425 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11427 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11428 (dom_opt_initialize_block): Rename to...
11429 (dom_opt_enter_block): ... this, place after called functions. Walk
11430 statements here, inline propagate_to_outgoing_edges.
11431 (dom_opt_finalize_block): Rename to...
11432 (dom_opt_leave_block): ... this, place after called functions.
11433 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11435 (dse_enter_block, dse_record_phi): New.
11436 (dse_record_phis): Delete.
11437 (dse_finalize_block): Rename to...
11438 (dse_leave_block): ... this.
11439 (tree_ssa_dse): Simplify initialization of walk_data.
11440 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11441 Adjust initialization of walk_data.
11442 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11443 * tree-ssa-loop-phiopt.c (get_non_trapping):
11444 Adjust initialization of walk_data.
11445 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11446 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11447 it's not a domwalk callback.
11448 (uncprop_initialize_block): Rename to...
11449 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11450 (dse_finalize_block): Rename to...
11451 (dse_leave_block): ... this.
11452 (tree_ssa_uncprop): Simplify initialization of walk_data.
11453 * Makefile.in: Adjust dependencies.
11455 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11457 * arm.md (casesi): Fix test for Thumb1.
11458 (thumb1_casesi_internal_pic): Likewise.
11459 (thumb1_casesi_dispatch): Likewise.
11461 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11463 * config/arm/arm-cores.def: Added core cortex-m0.
11464 * config/arm/arm-tune.md: Regenerated.
11465 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11467 2009-06-26 DJ Delorie <dj@redhat.com>
11469 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11471 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11472 the scheduler doesn't tag jump insns.
11474 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11476 * c-decl.c (merge_decls): Re-indent.
11478 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11481 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11482 Special-case decimal float constants.
11484 2009-06-26 Richard Henderson <rth@redhat.com>
11486 * function.h (struct function): Add cannot_be_copied_reason,
11487 and cannot_be_copied_set.
11488 * tree-inline.c (has_label_address_in_static_1): Rename from
11489 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11490 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11491 don't set inline_forbidden_reason.
11492 (copy_forbidden): New function, split out of inline_forbidden_p.
11493 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11494 (inline_forbidden_p): Use copy_forbidden.
11495 (tree_versionable_function_p): Likewise.
11496 (inlinable_function_p): Merge into tree_inlinable_function_p.
11497 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11498 * ipa-cp.c (ipcp_versionable_function_p): New function.
11499 (ipcp_cloning_candidate_p): Use it.
11500 (ipcp_node_modifiable_p): Likewise.
11502 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11504 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11505 that is marked not to be inlined. Remove flag_mudflap use.
11506 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11507 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11509 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11512 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11513 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11515 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11517 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11519 (__mingwthr_remove_key_dtor): Likewise.
11521 2009-06-26 Richard Guenther <rguenther@suse.de>
11523 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11525 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11527 PR middle-end/40525
11528 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11529 try the non-cond_exec path also.
11531 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11534 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11535 (output_cbranch): Use new functions.
11536 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11539 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11540 Pat Haugen <pthaugen@us.ibm.com>
11541 Revital Eres <ERES@il.ibm.com>
11543 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11544 for %c error. Add %x support to print VSX registers as a unified
11545 register set, instead of separate float and altivec registers.
11546 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11547 %y case, and add support for VSX pre-modify addresses.
11548 (output_toc): Add assert for CONST containing an integer constant
11550 (rs6000_adjust_cost): Add POWER7 support.
11551 (insn_must_be_first_in_group): Ditto.
11552 (insn_must_be_last_in_group): Ditto.
11553 (rs6000_emit_popcount): Ditto.
11554 (rs6000_vector_mode_supported_p): Ditto.
11556 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11557 Change some of the functions called by macros to being called
11558 through a pointer, so debug functions can be inserted if
11559 -mdebug=addr or -mdebug=cost.
11560 (rs6000_preferred_reload_class_ptr): Ditto.
11561 (rs6000_secondary_reload_class_ptr): Ditto.
11562 (rs6000_secondary_memory_needed_ptr): Ditto.
11563 (rs6000_cannot_change_mode_class_ptr): Ditto.
11564 (rs6000_secondary_reload_inner): Ditto.
11565 (rs6000_legitimize_reload_address): Ditto.
11566 (rs6000_legitimize_reload_address_ptr): Ditto.
11567 (rs6000_mode_dependent_address): Ditto.
11568 (rs6000_mode_dependent_address_ptr): Ditto.
11570 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11571 function to return true if the mode allows reg + integer
11573 (virtual_stack_registers_memory_p): New function to return true if
11574 the address refers to a virtual stack register.
11575 (rs6000_legitimate_offset_address_p): Move code to say whether a
11576 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11578 (rs6000_legitimate_address_p): Add checks for modes that only can
11579 do reg+reg addressing. Start adding VSX support.
11580 (rs6000_legitimize_reload_address): Ditto.
11581 (rs6000_legitimize_address): Ditto.
11582 (rs6000_debug_legitimate_address_p): New debug functions for
11583 -mdebug=addr and -mdebug=cost.
11584 (rs6000_debug_rtx_costs): Ditto.
11585 (rs6000_debug_address_costs): Ditto.
11586 (rs6000_debug_adjust_cost): Ditto.
11587 (rs6000_debug_legitimize_address): Ditto.
11588 (rs6000_legitimize_reload_address_ptr): Point to call normal
11589 function or debug function. Make functions called via pointer
11591 (rs6000_mode_dependent_address_ptr): Ditto.
11592 (rs6000_secondary_reload_class_ptr): Ditto.
11593 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11594 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11595 into a friendlier error.
11596 (rs6000_init_builtins): Add initial VSX support.
11597 (rs6000_adjust_cost): Fix some spacing issues.
11599 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11600 (REG_CLASS_NAMES): Ditto.
11601 (REG_CLASS_CONTENTS): Ditto.
11602 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11603 pointer, to add -mdebug=addr support.
11604 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11605 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11606 -mdebug=addr support.
11607 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11608 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11609 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11611 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11613 (bswapsi*): Set attribute types for load/store. Add combiner
11614 patterns to eliminate zero extend on 64-bit.
11615 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11616 stdbrx if the hardware supports those instructions.
11618 2009-06-25 Ian Lance Taylor <iant@google.com>
11620 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11621 (Link Options): Document -static-libstdc++.
11623 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11626 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11627 DATA_ALIGNMENT instead.
11629 2009-06-25 Richard Guenther <rguenther@suse.de>
11631 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11632 indirect references against the callused/escaped solutions.
11633 (call_may_clobber_ref_p_1): Likewise.
11635 2009-06-25 Martin Jambor <mjambor@suse.cz>
11637 PR tree-optimization/40493
11638 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11639 (enum unscalarized_data_handling): New type.
11640 (handle_unscalarized_data_in_subtree): Return what has been done.
11641 (load_assign_lhs_subreplacements): Handle left flushes differently.
11642 (sra_modify_assign): Use unscalarized_data_handling, simplified
11643 condition determining whether to remove the statement.
11645 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11647 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11648 excerpt - @ should be doubled for texinfo.
11650 2009-06-24 Ian Lance Taylor <iant@google.com>
11652 * config/arc/arc.c: Include "df.h".
11653 (arc_attribute_table): Make static. Move higher in file.
11654 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11655 (output_shift): Initialize n later to avoid warning.
11656 * config/arm/arm.c (arm_attribute_table): Make static. Move
11658 * config/avr/avr.c (avr_attribute_table): Make static. Move
11660 (reg_class_tab): Change array type from int to enum reg_class.
11661 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11663 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11664 (lshrhi3_out): Likewise.
11665 (class_likely_spilled_p): Change return type to bool.
11666 (avr_rtx_costs): Use local code variable with enum type.
11667 * config/avr/avr.md (movmemhi): Use add_reg_note.
11668 (andhi3, andsi3): Don't use AS2 with "and".
11669 (iorhi3, iorsi3): Don't use AS2 with "or".
11670 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11671 * config/crx/crx.c: Include "df.h".
11672 (crx_attribute_table): Make static.
11673 * config/m32r/m32r.c: Include "df.h".
11674 (m32r_attribute_table): Make static. Move higher in file.
11675 (pop): Use add_reg_note.
11676 (block_move_call): Change 0 to LCT_NORMAL in function call.
11677 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11678 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11679 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11680 declare, not just when TREE_CODE is defined.
11681 * config/m68hc11/m68hc11.c: Include "expr.h".
11682 (m68hc11_attribute_table): Make static. Move higher in file.
11683 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11685 (m68hc11_register_indirect_p): Likewise.
11686 (m68hc11_function_arg_padding): Change return type to enum
11688 (emit_move_after_reload): Use add_reg_note.
11689 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11690 (m68hc11_split_logical): Likewise.
11691 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11693 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11694 to VOIDmode in function call.
11695 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11697 (m68hc11_split_logical): Update declaration.
11698 (m68hc11_function_arg_padding): Update declaration.
11699 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11700 to array of enum reg_class.
11701 (mcore_attribute_table): Make static. Move higher in file.
11702 (mcore_rtx_costs): Add cast to enum type.
11703 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11704 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11705 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11707 * config/sh/predicates.md (trapping_target_operand): Rename and to
11709 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11711 * config/spu/spu.c (spu_attribute_table): Make static. Move
11713 * config/v850/v850.c (v850_attribute_table): Make static. Move
11715 (v850_rtx_costs): Use local code with enum type.
11716 (expand_epilogue): Add cast.
11717 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11719 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11722 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11723 -m2a-single-only and -m2a-nofpu.
11724 * config/sh/sh.opt: Document m2a generates FPU code.
11726 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11728 * defaults.h (CAN_ELIMINATE): Provide default.
11729 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11730 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11731 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11732 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11733 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11734 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11735 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11736 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11737 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11738 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11740 2009-06-24 DJ Delorie <dj@redhat.com>
11742 * mep-ext-cop.cpu: Fix copyright notice.
11743 * mep-default: Fix copyright notice.
11744 * mep-core: Fix copyright notice.
11745 * mep: Fix copyright notice.
11746 * mep-ivc2: Fix copyright notice.
11747 * mep-c5: Fix copyright notice.
11749 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11751 * doc/contrib.texi (Contributors):
11753 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11755 PR middle-end/40501
11756 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11757 src and dst operands if necessary.
11759 2009-06-23 DJ Delorie <dj@redhat.com>
11762 * config.gcc: Add mep support.
11763 * recog.c: Resurrect validate_replace_rtx_subexp().
11764 * recog.h: Likewise.
11765 * config/mep/: Add new port:
11766 * config/mep/constraints.md: New file.
11767 * config/mep/default.h: New file.
11768 * config/mep/intrinsics.h: New file.
11769 * config/mep/intrinsics.md: New file.
11770 * config/mep/ivc2-template.h: New file.
11771 * config/mep/mep-c5.cpu: New file.
11772 * config/mep/mep-core.cpu: New file.
11773 * config/mep/mep-default.cpu: New file.
11774 * config/mep/mep-ext-cop.cpu: New file.
11775 * config/mep/mep-intrin.h: New file.
11776 * config/mep/mep-ivc2.cpu: New file.
11777 * config/mep/mep-lib1.asm: New file.
11778 * config/mep/mep-lib2.c: New file.
11779 * config/mep/mep-pragma.c: New file.
11780 * config/mep/mep-protos.h: New file.
11781 * config/mep/mep-tramp.c: New file.
11782 * config/mep/mep.c: New file.
11783 * config/mep/mep.cpu: New file.
11784 * config/mep/mep.h: New file.
11785 * config/mep/mep.md: New file.
11786 * config/mep/mep.opt: New file.
11787 * config/mep/predicates.md: New file.
11788 * config/mep/t-mep: New file.
11790 2009-06-23 Ian Lance Taylor <iant@google.com>
11792 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11793 from loose_warn into c_loose_warn and from strict_warn into
11794 c_strict_warn. Set and substitute warn_cxxflags. Check for
11795 --enable-build-with-cxx. Set and substitute
11796 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11797 * Makefile.in (CXXFLAGS): New variable.
11798 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11799 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11800 the default is the same as $(STRICT_WARN).
11801 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11802 (CXX): New variable.
11803 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11804 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11805 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11806 (HOST_LIBS): New variable.
11807 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11808 (ALL_CXXFLAGS): New variable.
11809 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11810 * doc/install.texi (Configuration): Document
11811 --enable-build-with-cxx, --with-stage1-ldflags,
11812 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11813 * configure: Rebuild.
11815 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11817 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11818 from previous commit.
11820 2009-06-23 Ian Lance Taylor <iant@google.com>
11822 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11824 2009-06-23 Ian Lance Taylor <iant@google.com>
11826 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11827 with ATTRIBUTE_UNUSED.
11829 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11830 Pat Haugen <pthaugen@us.ibm.com>
11831 Revital Eres <eres@il.ibm.com>
11833 * config.in (HAVE_AS_POPCNTD): Add default definition.
11834 (HAVE_AS_LWSYNC): Ditto.
11836 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11838 (gcc_cv_as_powerpc_cmpb): Ditto.
11839 (gcc_cv_as_powerpc_dfp): Ditto.
11840 (gcc_cv_as_powerpc_vsx): Ditto.
11841 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11842 supporting the popcntd/lwsync instructions.
11843 (gcc_cv_as_powerpc_lwsync): Ditto.
11844 * configure: Regenerate.
11846 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11847 -mcpu=native and -mcpu=power7.
11848 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11850 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11851 a variable instead of a mask to reduce the number of mask bits.
11852 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11853 (-mbit-word): Ditto.
11854 (-mregnames): Ditto.
11855 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11856 (-mfused-madd): Ditto.
11858 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11860 (-mvsx): New switch for VSX instructions.
11861 (-misel): Move from a variable to a mask to allow it to be set by
11864 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11865 function declaration to an array declaration.
11866 (rs6000_hard_regno_nregs): New external array declaration.
11868 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11869 files included by rs6000.md.
11871 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11872 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11874 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11876 (rs6000_debug_reg): New -mdebug= variables.
11877 (rs6000_debug_addr): Ditto.
11878 (rs6000_debug_cost): Ditto.
11879 (rs6000_pmode): New variable to hold Pmode.
11880 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11881 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11882 calculated at compiler start.
11883 (rs6000_hard_regno_nregs): Change function to an array which holds
11884 HARD_REGNO_NREGS calculated at compiler start.
11885 (rs6000_explicit_options): Delete isel field.
11886 (rs6000_vector_unit): New array to hold which vector unit
11887 supports arithmetic options for a given type.
11888 (rs6000_vector_mem): New array to hold which vector unit supports
11889 memory reference operations for a given type.
11890 (rs6000_vector_align): New array to given the alignment of each
11892 (power7_cost): New basic costs for power7.
11893 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11894 (rs6000_hard_regno_nregs_internal): New function, moved from
11895 HARD_REGNO_NREGS, to calculate the number of registers each hard
11896 register takes for each type.
11897 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11898 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11899 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11900 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11901 unit information here so it is calculated once at compiler startup
11903 (rs6000_override_options): Make -misel a target mask. Add more
11904 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11905 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11907 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11908 (rs6000_handle_option): Move -misel from variable to target mask.
11909 (rs6000_builtin_mask_for_load): Add VSX support.
11910 (rs6000_conditional_register_usage): Ditto.
11911 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11912 (function_arg_boundary): Ditto.
11913 (rs6000_expand_builtin): Ditto.
11914 (def_builtin): Make abort message a little friendlier.
11915 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11917 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11918 assembler support the popcntd instruction instead of a vsx
11919 instruction to enable power7 support.
11920 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11921 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11922 option to the assembler if -mcpu=native.
11923 (ASM_CPU_NATIVE_SPEC): Ditto.
11924 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11926 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11927 the lwsync instruction.
11928 (enum processor_type): Add PROCESSOR_POWER7.
11929 (rs6000_debug_reg): New -mdebug= options.
11930 (rs6000_debug_addr): Ditto.
11931 (rs6000_debug_cost): Ditto.
11932 (rs6000_isel): Delete.
11933 (enum rs6000_vector): New enum to say what vector unit we have.
11934 (VECTOR_UNIT_*): New macros to say which vector unit has
11935 arithmetic operations for a given type.
11936 (VECTOR_MEM_*): New macros to say which vector unit has memory
11937 operations for a given type.
11938 (TARGET_LDBRX): Whether the machine supports the ldbrx
11940 (TARGET_ISEL): Delete, -misel moved to be a mask.
11941 (TARGET_ISEL64): New macro for 64-bit isel support.
11942 (UNITS_PER_VSX_WORD): New macro.
11943 (POINTER_SIZE): Move to be an external variable, rather than
11944 calculating whether we are generating 32 ot 64-bit code.
11946 (STACK_BOUNDARY): Add VSX support.
11947 (LOCAL_ALIGNMENT): Ditto.
11948 (SLOW_UNALIGNED_ACCESS): Ditto.
11949 (VSX_REGNO_P): New macro for VSX support.
11950 (VFLOAT_REGNO_P): Ditto.
11951 (VINT_REGNO_P): Ditto.
11952 (VLOGICAL_REGNO_P): Ditto.
11953 (VSX_VECTOR_MODE): Ditto.
11954 (VSX_SCALAR_MODE): Ditto.
11956 (VSX_MOVE_MODE): Ditto.
11957 (VSX_REG_CLASS_P): Ditto.
11958 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11960 (UNITS_PER_SIMD_WORD): Add VSX support.
11961 (MODES_TIEABLE_P): Ditto.
11962 (STARTING_FRAME_OFFSET): Ditto.
11963 (STACK_DYNAMIC_OFFSET): Ditto.
11964 (EPILOGUE_USES): Ditto.
11965 (REGNO_REG_CLASS): Move to array lookup.
11966 (CLASS_MAX_NREGS): Ditto.
11967 (rs6000_vector_reg_class): Add declaration.
11968 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11969 overlap with the floating point and Altivec registers.
11971 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11973 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11974 give the appropriate asm switches if -mcpu=native.
11975 (host_detect_local_cpu): Add support for "asm".
11976 (host_detect_local_cpu): Follow GNU code guidelines for name.
11978 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11979 -mbit-word to a variable instead of being a target mask.
11981 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11982 emit the lwsync instruction instead of emitting the instruction as
11983 an integer constant.
11985 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11986 fixuns_trundfsi2, move expander into rs6000.md.
11988 * config/rs6000/rs6000.md (cpu): Add power7.
11989 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11990 (logical predicate patterns): Change the single instruction
11991 primitives that set CR0 to be fast_compare instead of compare.
11993 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11994 (popcntddi2): Ditto.
11995 (popcount<mode>): Ditto.
11996 (floating multiply/add insns): Name the floating point
11997 multiply/add insns.
11998 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11999 (isel_unsigned_<mode>): Ditto.
12000 (fixuns_trundfsi2): Move expander here from spe.md.
12001 (smindi3): Define if we have -misel on 64-bit systems.
12006 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12008 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12010 * config/avr/avr.c (avr_current_device): New variable.
12011 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12012 (avr_arch, mcu_type_s): Move to avr.h.
12013 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12014 default_data_section_start fields.
12015 (avr_arch): Moved from avr.c.
12016 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12017 library_name fields.
12018 (avr_current_device, avr_mcu_types, avr_arch_types,
12019 avr_device_to_arch, avr_device_to_data_start,
12020 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12021 (EXTRA_SPEC_FUNCTIONS): Define.
12022 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12023 options mapping. Use device_to_arch and device_to_data_start insted.
12024 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12025 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12026 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12027 * config/avr/driver-avr.c: New file.
12028 * config/avr/avr-devices.c: New file.
12030 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12032 * var-tracking.c (unshare_variable): Force initialized to
12033 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12034 (set_variable_part): Likewise.
12035 (struct variable_union_info): Remove pos_src field.
12036 (vui_vec, vui_allocated): New variables.
12037 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12038 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12039 == 1 use a simpler sorting algorithm. Compute pos field right
12040 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12041 Avoid quadratic comparison if !flag_var_tracking_uninit.
12042 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12043 unshare_variable unconditionally.
12044 (dataflow_set_different_2): Removed.
12045 (dataflow_set_different): Don't traverse second hash table.
12046 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12047 unconditionally to var_reg_set or var_mem_set.
12048 (emit_notes_in_bb): Likewise.
12049 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12051 (emit_note_insn_var_location): Don't set initialized to
12052 VAR_INIT_STATUS_INITIALIZED early.
12053 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12055 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12057 * tree-object-size.c (addr_object_size): Instead of checking
12058 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12059 are no FIELD_DECLs following it.
12061 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12063 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12064 order to match bswaps with signed source operands.
12066 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12068 * sdbout.c (sdbout_one_type): Fix braces in switch.
12070 2009-06-23 Richard Guenther <rguenther@suse.de>
12072 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12074 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12075 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12076 var_callused, callused_tree, var_storedanything, storedanything_tree,
12077 var_integer, integer_tree): Remove global variables.
12078 (new_var_info): Do not pass new id, append the new var to the
12079 global variable vector.
12080 (do_ds_constraint): Use is_global_var member of the variable-info.
12081 (new_scalar_tmp_constraint_exp): Adjust.
12082 (create_function_info_for): Likewise.
12083 (create_variable_info_for): Likewise.
12084 (find_what_var_points_to): Remove dead code.
12085 (init_base_vars): Simplify.
12086 (compute_points_to_sets): Adjust.
12088 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12090 * combine.c (try_combine): Dump information about the insns we're
12093 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12095 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12096 check when calling force_to_mode on TRUNCATE's operand.
12098 2009-06-22 Ian Lance Taylor <iant@google.com>
12100 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12102 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12104 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12106 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12108 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12109 override library linkage flags such as -static-libgcc or
12112 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12114 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12116 2009-06-22 Ian Lance Taylor <iant@google.com>
12118 * config/linux.opt: Put mglibc ahead of muclibc.
12120 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12121 for duplicate decls.
12123 2009-06-22 Matthias Klose <doko@ubuntu.com>
12125 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12127 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12130 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12131 instead of NULL if a parser error occurs.
12133 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12135 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12136 non-DWARF2_DEBUGGING_INFO version.
12138 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12140 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12141 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12143 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12144 (LIBGCC2_TF_CEXT): Define.
12147 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12150 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12152 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12154 * config/arm/arm.c (arm_override_options): Disable
12155 -mcaller-super-interworking and -mcallee-super-interworking.
12156 * doc/invoke.texi (ARM Options): Document this.
12158 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12160 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12161 * config/arm/constraints.md (j): New constraint for movw operands.
12162 (N): Remove thumb2 meaning.
12163 * config/arm/arm.md (*arm_movw): Delete.
12164 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12165 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12166 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12168 2009-06-22 Martin Jambor <mjambor@suse.cz>
12170 PR tree-optimization/40492
12171 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12172 build_ref_for_offset.
12174 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12176 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12177 JUMP_TABLE_DATA_P predicates where applicable.
12178 * auto-inc-dec.c: Ditto.
12179 * builtins.c: Ditto.
12180 * caller-save.c: Ditto.
12182 * cfgcleanup.c: Ditto.
12183 * cfglayout.c: Ditto.
12185 * combine.c: Ditto.
12186 * combine-stack-adj.c: Ditto.
12190 * df-scan.c: Ditto.
12192 * dwarf2asm.c: Ditto.
12193 * dwarf2out.c: Ditto.
12194 * emit-rtl.c: Ditto.
12200 * function.c: Ditto.
12203 * genpreds.c: Ditto.
12204 * genrecog.c: Ditto.
12206 * ira-costs.c: Ditto.
12207 * ira-lives.c: Ditto.
12209 * loop-iv.c: Ditto.
12210 * lower-subreg.c: Ditto.
12211 * modulo-sched.c: Ditto.
12213 * postreload.c: Ditto.
12214 * print-rtl.c: Ditto.
12216 * reginfo.c: Ditto.
12217 * regmove.c: Ditto.
12218 * reload1.c: Ditto.
12221 * rtlanal.c: Ditto.
12223 * sched-vis.c: Ditto.
12225 * sel-sched-ir.c: Ditto.
12226 * simplify-rtx.c: Ditto.
12227 * targhooks.c: Ditto.
12228 * var-tracking.c: Ditto.
12229 * vmsdbgout.c: Ditto.
12231 2009-06-22 Matthias Klose <doko@ubuntu.com>
12233 * Makefile.in (install-plugin): Always use DESTDIR.
12235 2009-06-22 Olivier Hainque <hainque@adacore.com>
12237 * config/pa/pa.c (output_call): Don't optimize post call jumps
12238 into return address adjustments if the call may throw.
12240 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12242 * arm.c (thumb1_output_casesi): New function.
12243 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12244 optimizing for size or PIC.
12245 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12246 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12247 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12248 (thumb1_casesi_internal_pic): New expand rule.
12249 (thumb1_casesi_dispatch): New pattern.
12250 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12252 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12253 in the text seciton when PIC or optimizing for size.
12254 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12255 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12256 preservation properties of code.
12257 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12258 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12259 (__gnu_thumb1_case_si): New function.
12260 * t-arm (LIB1ASMSRC): Define here.
12261 (LIB1ASMFUNCS): Add some common functions.
12262 * t-arm-elf (LIB1ASMSRC): Delete.
12263 (LIB1ASMFUNCS): Append to existing set.
12264 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12265 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12266 * t-symbian (LIB1ASMFUNCS): Likewise.
12267 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12268 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12270 2009-06-21 Richard Guenther <rguenther@suse.de>
12272 PR tree-optimization/38729
12273 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12274 to loops with a single exit if -fno-expensive-optimizations.
12276 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12278 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12279 (dataflow_set): Change vars type from htab_t to shared_hash.
12280 (shared_hash_pool, empty_shared_hash): New variables.
12281 (vars_clear): Removed.
12282 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12283 shared_hash_find_slot_unshare, shared_hash_find_slot,
12284 shared_hash_find_slot_noinsert, shared_hash_find): New
12286 (shared_hash_unshare, shared_hash_destroy): New functions.
12287 (unshare_variable): Unshare set->vars if shared, use
12289 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12290 (get_init_value, find_src_set_src, dump_dataflow_set,
12291 clobber_variable_part, emit_notes_for_differences): Use
12293 (dataflow_set_init): Remove second argument, set vars to
12294 empty_shared_hash instead of creating a new htab.
12295 (dataflow_set_clear): Call shared_hash_destroy and set vars
12296 to empty_shared_hash instead of calling vars_clear.
12297 (dataflow_set_copy): Don't call vars_copy, instead just share
12298 the src htab with dst.
12299 (variable_union): Use shared_hash_*, use initially NO_INSERT
12300 lookup if set->vars is shared. Don't keep slot cleared before
12301 calling unshare_variable. Unshare set->vars if needed.
12302 Even ->refcount == 1 vars must be unshared if set->vars is shared
12303 and var needs to be modified.
12304 (variable_canonicalize): New function.
12305 (dataflow_set_union): If dst->vars is empty, just share src->vars
12306 with dst->vars and traverse with variable_canonicalize to canonicalize
12307 and unshare what is needed.
12308 (dataflow_set_different): If old_set and new_set use the same shared
12309 htab, they aren't different. If number of htab elements is different,
12310 htabs are different. Use shared_hash_*.
12311 (dataflow_set_destroy): Call shared_hash_destroy instead of
12313 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12314 second argument to dataflow_set_init.
12315 (vt_initialize): Likewise. Initialize shared_hash_pool and
12316 empty_shared_hash, move bb in/out initialization afterwards.
12317 Use variable_htab_free instead of NULL as changed_variables del hook.
12318 (variable_was_changed): Change type of second argument to pointer to
12319 dataflow_set. When inserting var into changed_variables, bump
12320 refcount. Unshare set->vars if set is shared htab and slot needs to
12322 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12323 lookup if set->vars is shared. Unshare set->vars if needed.
12324 Even ->refcount == 1 vars must be unshared if set->vars is shared
12325 and var needs to be modified. Adjust variable_was_changed caller.
12326 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12327 vars must be unshared if set->vars is shared and var needs to be
12328 modified. Adjust variable_was_changed caller.
12329 (emit_note_insn_var_location): Don't pool_free var.
12330 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12332 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12333 free_alloc_pool on shared_hash_pool.
12335 2009-06-20 Anthony Green <green@moxielogic.com>
12337 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12338 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12340 2009-06-20 Richard Guenther <rguenther@suse.de>
12342 * tree-ssa-structalias.c (find_func_aliases): For memset use
12343 a constraint from NULL if we memset to zero.
12344 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12345 we explicitly handle that do not read from memory.
12346 (call_may_clobber_ref_p_1): Properly handle builtins that may
12349 2009-06-20 Richard Guenther <rguenther@suse.de>
12351 PR tree-optimization/40495
12352 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12353 (new_scalar_tmp_constraint_exp): New function.
12354 (process_constraint): Do not create temporary decls.
12355 (process_all_all_constraints): Likewise.
12356 (handle_const_call): Likewise.
12357 (create_function_info_for): Do not set decl.
12359 2009-06-19 Ian Lance Taylor <iant@google.com>
12361 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12362 (rs6000_attribute_table): Make static; move before use.
12364 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12366 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12367 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12368 Propagate the TREE_READONLY flag without overwriting it.
12369 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12370 Propagate the TREE_READONLY flag onto the result.
12371 (process_call_operands): Move around. Use correct constant value.
12373 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12376 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12377 * config/arm/arm.md: Likewise.
12379 2009-06-19 Ian Lance Taylor <iant@google.com>
12381 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12382 to GIMPLE_ERROR_MARK.
12384 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12385 op2_original_type parameters. Warn about using different enum types.
12386 * c-parser.c (c_parser_conditional_expression): Pass original
12387 types to build_conditional_expr.
12388 * c-tree.h (build_conditional_expr): Update declaration.
12390 2009-06-19 Ian Lance Taylor <iant@google.com>
12392 * config/i386/i386.c (ix86_function_specific_save): Test that
12393 fields match values, rather than testing the values are in a
12396 2009-06-19 Richard Guenther <rguenther@suse.de>
12398 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12399 ADDR_EXPR pointers.
12400 (ptr_derefs_may_alias_p): Likewise.
12401 (ptr_deref_may_alias_ref_p_1): New function.
12402 (ptr_deref_may_alias_ref_p): Likewise.
12403 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12404 covered by looking at the ESCAPED solution.
12405 (call_may_clobber_ref_p_1): Likewise.
12406 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12407 Handle NULL_TREE offset. Do not produce redundant constraints.
12408 (process_all_all_constraints): New helper function.
12409 (do_structure_copy): Use it.
12410 (handle_lhs_call): Likewise.
12411 (find_func_aliases): Handle some builtins with pointer arguments
12412 and/or return values explicitly.
12414 2009-06-19 Ian Lance Taylor <iant@google.com>
12416 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12418 2009-06-19 Ian Lance Taylor <iant@google.com>
12420 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12422 2009-06-19 Ian Lance Taylor <iant@google.com>
12424 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12425 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12428 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12429 uninitialized const.
12431 2009-06-19 Ian Lance Taylor <iant@google.com>
12433 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12436 * c-decl.c (in_struct, struct_types): Remove.
12437 (struct c_binding): Add in_struct field.
12438 (c_binding_ptr): Define type, along with VEC.
12439 (struct c_struct_parse_info): Define.
12440 (struct_parse_info): New static variable.
12441 (bind): Initialize in_struct field.
12442 (start_struct): Remove enclosing_in_struct and
12443 enclosing_struct_types parameters. Add
12444 enclosing_struct_parse_info parameter. Change all callers. Set
12445 struct_parse_info rather than in_struct and struct_types.
12446 (grokfield): If -Wc++-compat and there is a symbol binding for the
12447 field name, set the in_struct flag and push it on the
12448 struct_parse_info->fields vector.
12449 (warn_cxx_compat_finish_struct): New static function.
12450 (finish_struct): Remove enclosing_in_struct and
12451 enclosing_struct_types parameters. Add
12452 enclosing_struct_parse_info parameter. Change all callers. Don't
12453 set C_TYPE_DEFINED_IN_STRUCT here. Call
12454 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12455 parameter. Only push on struct_types if warn_cxx_compat.
12456 (finish_enum): Only push on struct_types if warn_cxx_compat.
12457 (declspecs_add_type): Add loc parameter. Change all callers.
12458 Change all error calls to error_at. Pass loc, not input_location,
12459 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12460 defined in a struct. If -Wc++-compat and parsing a struct, record
12461 that a typedef name was used.
12462 * c-parser.c (c_parser_declspecs): Get location to pass to
12463 declspecs_add_type.
12464 (c_parser_struct_or_union_specifier): Update calls to start_struct
12466 * c-tree.h (struct c_struct_parse_info): Declare.
12467 (finish_struct, start_struct): Update declarations.
12468 (declspecs_add_type): Update declaration.
12470 2009-06-19 Ian Lance Taylor <iant@google.com>
12472 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12473 variable with an anonymous type.
12475 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12477 * see.c: Remove for real.
12479 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12481 * optabs.h (enum optab_index): Add new OTI_significand.
12482 (significand_optab): Define corresponding macro.
12483 * optabs.c (init_optabs): Initialize significand_optab.
12484 * genopinit.c (optabs): Implement significand_optab using
12485 significand?f2 patterns.
12486 * builtins.c (expand_builtin_mathfn): Handle
12487 BUILT_IN_SIGNIFICAND{,F,L}.
12488 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12489 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12491 * config/i386/i386.md (significandxf2, significand<mode>2): New
12492 expanders to implement significandf, significand and significandl
12493 built-ins as inline x87 intrinsics.
12495 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12497 * config/avr/avr.c (avr_override_options): Remove setting value of
12498 PARAM_INLINE_CALL_COST.
12500 2009-06-18 Richard Henderson <rth@redhat.com>
12503 * tree-pass.h (TDF_ASMNAME): New.
12504 * tree-dump.c (dump_options): Add asmname.
12505 * doc/invoke.texi: Document it.
12507 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12508 (dump_decl_name): ...here.
12509 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12510 (dump_generic_node): Update dump_function_name calls.
12511 (print_call_name): New flags arg; update all dump calls.
12512 * diagnostic.h (print_call_name): Update.
12513 * gimple-pretty-print.c (dump_gimple_call): Update.
12515 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12518 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12520 2009-06-18 Diego Novillo <dnovillo@google.com>
12522 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12523 * plugin.c (str_license): Declare.
12524 (try_init_one_plugin): Assert that the symbol
12525 'plugin_is_GPL_compatible' exists.
12527 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12530 * Makefile.in (OBJS-common): Remove see.o.
12532 * common.opt (fsee): Mark as preserved for backward compatibility.
12533 * opts.c (common_handle_option): Add OPT_fsee to the backward
12534 compatibility section.
12535 * passes.c (init_optimization_passes, pass_see): Remove pass.
12536 * timevar.def (TV_SEE): Remove.
12537 * tree-pass.h (pass_see): Remove declaration.
12538 * doc/invoke.texi (-fsee): Remove documentation.
12540 2009-06-18 Martin Jambor <mjambor@suse.cz>
12542 * tree-sra.c: Include statistics.h
12543 (sra_stats): New variable.
12544 (sra_initialize): Clear sra_stats.
12545 (create_access_replacement): Increment sra_stats.replacements.
12546 (get_access_replacement): Do not return twice.
12547 (analyze_all_variable_accesses): Increment statistics counter by the
12548 number of scalarized aggregates.
12549 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12550 (sra_modify_expr): Increment sra_stats.exprs.
12551 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12552 (sra_modify_assign): Increment sra_stats.exprs,
12553 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12554 (perform_intra_sra): Update statistics counters.
12555 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12557 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12559 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12560 (arm_scalar_mode_supported_p): New function.
12562 2009-06-18 Paul Brook <paul@codesourcery.com>
12563 Sandra Loosemore <sandra@codesourcery.com>
12565 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12566 (__extendhfsf2, __truncsfhf2): Define.
12567 * config/arm/fp16.c: New file.
12568 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12569 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12571 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12573 * doc/extend.texi (Half-Precision): New section.
12574 * doc/invoke.texi (Option Summary): List -mfp16-format.
12575 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12576 * config/arm/arm.opt (mfp16-format=): New.
12577 * config/arm/arm.c: Include intl.h.
12578 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12579 (TARGET_INVALID_RETURN_TYPE): Redefine.
12580 (TARGET_PROMOTED_TYPE): Redefine.
12581 (TARGET_CONVERT_TO_TYPE): Redefine.
12582 (arm_fp16_format): Define.
12583 (all_fpus): Add entry for neon-fp16.
12584 (fp_model_for_fpu): Likewise.
12585 (struct fp16_format): Declare.
12586 (all_fp16_formats): Define.
12587 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12589 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12591 (arm_legitimate_index_p): Treat HFmode like HImode.
12592 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12593 (coproc_secondary_reload_class): Special-case HFmode.
12594 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12595 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12596 (arm_init_fp16_builtins): New.
12597 (arm_init_builtins): Call it.
12598 (arm_invalid_parameter_type): New.
12599 (arm_invalid_return_type): New.
12600 (arm_promoted_type): New.
12601 (arm_convert_to_type).
12602 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12604 (arm_emit_fp16_const): New function.
12605 (arm_mangle_type): Mangle __fp16 as "Dh".
12606 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12608 (TARGET_NEON_FP16): New.
12609 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12610 (enum fputype): Add FPUTYPE_NEON_FP16.
12611 (enum arm_fp16_format_type): Declare.
12612 (arm_fp16_format): Declare.
12613 (LARGEST_EXPONENT_IS_NORMAL): Define.
12614 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12615 * config/arm/arm-modes.def (HFmode): Define.
12616 * config/arm/vfp.md: (*movhf_vfp): New.
12617 (extendhfsf2): New.
12619 * config/arm/arm.md: (fpu): Add neon_fp16.
12620 (floatsihf2, floatdihf2): New.
12621 (fix_trunchfsi2, fix_trunchfdi2): New.
12623 (extendhfdf2): New.
12625 (*arm32_movhf): New.
12626 (*thumb1_movhf): New.
12627 (consttable_2): Add check for HFmode constants.
12628 (consttable_4): Handle HFmode constants.
12630 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12632 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12634 2009-06-17 Olivier Hainque <hainque@adacore.com>
12636 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12637 const char ** conversion in AIX specific section.
12639 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12641 * config/i386/i386.c (ix86_special_builtin_type): Remove
12642 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12643 (bdesc_special_args): Updated.
12644 (ix86_init_mmx_sse_builtins): Likewise.
12645 (ix86_expand_special_args_builtin): Likewise.
12647 2009-06-17 Richard Henderson <rth@redhat.com>
12649 * tree-pretty-print.c (maybe_dump_asm_name): New.
12650 (dump_decl_name): Use it.
12651 (PRINT_FUNCTION_NAME): Merge into...
12652 (dump_function_name): ... here. Use maybe_dump_asm_name.
12654 2009-06-17 Cary Coutant <ccoutant@google.com>
12656 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12658 * debug.c (struct gcc_debug_hooks): Change placeholder for
12660 (debug_nothing_int_charstar_int): Replaced by...
12661 (debug_nothing_int_charstar_int_bool): ...this.
12662 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12663 source_line prototype.
12664 (debug_nothing_int_charstar_int): Replaced by...
12665 (debug_nothing_int_charstar_int_bool): ...this.
12666 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12667 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12668 Output is_stmt operand when necessary.
12669 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12670 (notice_source_line): Add is_stmt parameter.
12671 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12672 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12674 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12675 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12677 2009-06-17 Ian Lance Taylor <iant@google.com>
12679 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12681 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12684 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12686 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12687 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12688 tree_strip_sign_nop_conversions and
12689 tree_ssa_strip_useless_type_conversions rather than stripping
12690 the operations here.
12691 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12693 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12694 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12695 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12696 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12699 2009-06-17 Michael Eager <eager@eagercon.com>
12701 * config/rs6000/constraints.md (register_constraint "d"): New.
12702 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12703 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12704 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12705 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12706 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12707 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12708 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12709 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12710 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12711 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12713 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12714 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12715 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12716 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12717 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12718 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12719 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12720 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12721 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12722 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12723 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12724 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12725 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12726 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12728 2009-06-16 Ian Lance Taylor <iant@google.com>
12730 * profile.c (total_num_never_executed): Don't define.
12731 (compute_branch_probabilities): Don't count or print
12732 num_never_executed.
12733 (init_branch_prob): Don't set total_num_never_executed.
12734 (end_branch_prob): Don't print total_num_never_executed.
12736 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12738 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12740 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12742 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12743 (nabstd2_fpr): Same.
12745 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12747 * expr.c (expand_assignment): Change complex type check.
12749 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12751 * doc/plugins.texi (Building GCC plugins): Added new section.
12753 2009-06-17 Ian Lance Taylor <iant@google.com>
12755 * c-pch.c (get_ident): Don't set size of templ array.
12756 (pch_init): Don't set size of partial_pch array.
12758 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12759 string constant to intialize an array whose size is the length of
12762 2009-06-17 Richard Guenther <rguenther@suse.de>
12764 PR tree-optimization/40389
12765 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12766 to addressable types.
12767 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12769 2009-06-17 Richard Guenther <rguenther@suse.de>
12771 PR middle-end/40460
12772 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12773 if there is no evolution of left in the loop bail out.
12774 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12775 chrec_fold_multiply.
12777 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12778 Janis Johnson <janis187@us.ibm.com>
12781 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12782 for the symbol ref of a constant that is the source of a move
12783 - nor for any other not-obvious-label-ref constants.
12785 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12787 * plugin.c (position_pass): Skip newly inserted pass during list
12788 traversal to avoid repeated insertion.
12790 2009-06-16 Ian Lance Taylor <iant@google.com>
12792 * vec.h (VEC_stack_alloc): Define different version if
12793 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12794 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12795 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12796 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12798 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12800 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12802 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12803 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12804 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12805 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12806 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12807 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12808 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12809 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12810 __builtin_ia32_rdtscp.
12811 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12812 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12813 and __builtin_ia32_rorhi.
12814 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12815 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12816 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12817 (ix86_expand_args_builtin): Likewise.
12818 (ix86_expand_special_args_builtin): Likewise.
12820 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12821 (UNSPECV_RDTSC): Likewise.
12822 (UNSPECV_RDPMC): Likewise.
12823 (*bsr): Renamed to ...
12825 (*bsr_rex64): Renamed to ...
12828 (*rdpmc): Likewise.
12829 (*rdpmc_rex64): Likewise.
12831 (*rdtsc): Likewise.
12832 (*rdtsc_rex64): Likewise.
12833 (rdtscp): Likewise.
12834 (*rdtscp): Likewise.
12835 (*rdtscp_rex64): Likewise.
12837 * config/i386/ia32intrin.h: New.
12839 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12841 2009-06-16 Ian Lance Taylor <iant@google.com>
12843 * ira-build.c (copy_info_to_removed_store_destinations):
12844 Initialize parent_a.
12846 2009-06-16 Ian Lance Taylor <iant@google.com>
12848 * c-decl.c (grokdeclarator): Change size_varies to bool.
12850 2009-06-16 Ian Lance Taylor <iant@google.com>
12852 * sel-sched.c: Make forward declarations of move_op_hooks and
12853 fur_hooks explicitly extern.
12855 2009-06-16 Ian Lance Taylor <iant@google.com>
12857 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12858 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12860 2009-06-16 Ian Lance Taylor <iant@google.com>
12862 * resource.c (mark_referenced_resources): Change
12863 include_delayed_effects parameter to bool. Change all callers.
12864 (mark_end_of_function_resources): Likewise.
12865 * reorg.c (insn_references_resource_p): Likewise.
12866 (insn_sets_resource_p): Likewise.
12867 * resource.h (mark_referenced_resources): Update declaration.
12868 (mark_end_of_function_resources): Update declaration.
12870 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12872 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12874 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12876 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12877 GCC can bootstrap on AIX with GNU Binutils 2.20.
12879 2009-06-16 Ian Lance Taylor <iant@google.com>
12881 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12883 2009-06-16 Ian Lance Taylor <iant@google.com>
12885 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12886 inline, not extern inline.
12887 (exact_log2): Likewise.
12888 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12890 (exact_log2): Likewise, but don't test CTZ_HWI.
12892 2009-06-16 Ian Lance Taylor <iant@google.com>
12894 * bitmap.c (bitmap_clear): Don't declare as inline.
12895 * gimple.c (gimplify_assign): Likewise.
12896 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12897 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12898 (sched_scan_info): Remove duplicate definition.
12900 2009-06-16 Ian Lance Taylor <iant@google.com>
12902 * c-common.c (skip_evaluation): Don't define.
12903 (c_inhibit_evaluation_warnings): Define global variable.
12904 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12905 than skip_evaluation.
12906 (convert_and_check, warn_for_div_by_zero): Likewise.
12907 * c-common.h (skip_evaluation): Don't declare.
12908 (c_inhibit_evaluation_warnings): Declare.
12909 * c-parser.c (c_parser_typeof_specifier): Set
12910 c_inhibit_evaluation_warnings rather than skip_evaluation.
12911 (c_parser_conditional_expression): Likewise.
12912 (c_parser_binary_expression): Likewise.
12913 (c_parser_sizeof_expression): Likewise.
12914 (c_parser_alignof_expression): Likewise.
12915 * c-typeck.c (build_indirect_ref): Check
12916 c_inhibit_evaluation_warnings rather than skip_evaluation.
12917 (build_conditional_expr, build_binary_op): Likewise.
12919 2009-06-16 Richard Guenther <rguenther@suse.de>
12921 * tree-ssa-alias.c (is_escape_site): Remove.
12922 * tree-ssa-alias.h (enum escape_type): Remove.
12923 (is_escape_site): Likewise.
12924 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12925 via casts and asms without deferring to is_escape_site.
12927 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12929 PR middle-end/40446
12930 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12931 use gen_lowpart if op0 has complex mode.
12933 2009-06-16 Richard Guenther <rguenther@suse.de>
12935 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12936 variables add them to ESCAPED.
12937 (find_func_aliases): Do not make all indirectly stored values escaped.
12939 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12941 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12942 make_decl_one_only.
12944 2009-06-16 Martin Jambor <mjambor@suse.cz>
12946 PR tree-optimization/40432
12947 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12948 check whether we need to force gimple register operand.
12950 2009-06-16 Martin Jambor <mjambor@suse.cz>
12952 PR tree-optimization/40413
12953 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12954 build_ref_for_offset.
12955 (propagate_subacesses_accross_link): Fix a typo in a comment.
12957 2009-06-16 Ira Rosen <irar@il.ibm.com>
12959 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12960 with additional parameter.
12961 * tree-vectorizer.h (enum vect_def_type): Add new value
12963 (enum vect_relevant): Add comments.
12964 (vect_is_simple_reduction): Add new argument.
12965 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12966 Detect nested cycles.
12967 (vect_is_simple_reduction): Update documentation, add an argument to
12968 distinguish inner-loop reduction from nested cycle, detect nested
12969 cycles, fix printings and indentation, don't swap operands in case
12971 (get_initial_def_for_reduction): Handle subtraction.
12972 (vect_create_epilog_for_reduction): Add new argument to specify
12973 reduction variable.
12974 (vect_finalize_reduction): Handle subtraction, fix comments.
12975 (vectorizable_reduction): Handle nested cycles. In case of nested
12976 cycle keep track of the reduction variable position. Call
12977 vect_is_simple_reduction with additional parameter. Use original
12978 statement code in reduction epilogue for nested cycle. Call
12979 vect_create_epilog_for_reduction with additional parameter.
12980 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12981 inner-loop vectorization.
12982 (vect_recog_widen_sum_pattern): Likewise.
12983 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12985 (vect_mark_stmts_to_be_vectorized): Likewise.
12986 (vect_get_vec_def_for_operand): Handle nested cycles.
12988 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12990 * doc/invoke.texi (Debugging Options): Fix option index entries
12991 for -fdump-statistics, -frandom-seed add entries for
12992 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12993 (FRV Options): Fix entries for -mTLS, -mtls.
12994 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12995 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12996 (M68hc1x Options): Fix @itemx for -mnominmax.
12997 (MCore Options): Fix entry for -mno-lsim.
12998 (MMIX Options): Fix entry for -mabi=mmixware.
12999 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13001 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13003 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13004 Mention the plugin mode of gengtype.
13005 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13006 * gengtype.c: Updated copyright.
13007 (plugin_files, nb_plugin_files) Added new static variables.
13008 (measure_input_list) Care about plugin_files.
13009 (write_rtx_next): Added early return in plugin mode.
13010 (create_file): Updated copyright year in generated file. Added
13012 (oprintf): Added early return if NULL outf.
13013 (get_output_file_with_visibility): Care of plugin_files.
13014 (get_output_file_name): May return null.
13015 (write_local): Added early return.
13016 (put_mangled_filename): Ditto.
13017 (finish_root_table): Added check for base_files.
13018 (write_roots): Care about null when plugins.
13019 (main): Added plugin mode.
13021 2009-06-15 Ian Lance Taylor <iant@google.com>
13023 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13024 * gcov.c (read_count_file): Add braces around variables declared
13027 * c.opt (Wjump-misses-init): New warning.
13028 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13029 -Wall and -Wc++-compat if not already set.
13030 (c_common_post_options): Clear warn_jump_misses_init if it was not
13032 * c-decl.c (struct c_binding): Change type field to a union with
13033 new label field. Make it the first field in the struct. Update
13034 references to type to use u.type instead.
13035 (struct c_spot_bindings): Define.
13036 (struct c_goto_bindings): Define.
13037 (c_goto_bindings_p): Define, along with VECs.
13038 (struct c_label_vars): Define.
13039 (struct c_scope): Add has_label_bindings field.
13040 (bind_label, set_spot_bindings): New static functions.
13041 (decl_jump_unsafe, update_spot_bindings): New static functions.
13042 (update_label_decls): New static function.
13043 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13044 Update binding u.label field to shadowed field.
13045 (c_binding_start_stmt_expr): New function.
13046 (c_binding_end_stmt_expr): New function.
13047 (pushdecl): Don't call c_begin_vm_scope.
13048 (make_label): Add defining and p_label_vars parameters. Change
13050 (lookup_label): Correct test for whether a label has not yet been
13051 defined. Call bind_label rather than bind.
13052 (warn_about_goto): New static function.
13053 (lookup_label_for_goto): New function.
13054 (declare_label): Call bind_label rather than bind.
13055 (check_earlier_gotos): New static function.
13056 (define_label): Don't give errors about jumping into statement
13057 expressions or scopes of variably modified types. Call
13058 set_spot_bindings and check_earlier_gotos. Call bind_label
13059 instead of bind. Don't set label_context_stack_se or
13060 label_context_stack_vm.
13061 (c_get_switch_bindings): New function.
13062 (c_release_switch_bindings): New function.
13063 (c_check_switch_jump_warnings): New function.
13064 (start_function): Don't set label_context_stack_se or
13065 label_context_stack_vm.
13066 (finish_function): Likewise.
13067 * c-typeck.c (label_context_stack_se): Don't define.
13068 (label_context_stack_vm): Don't define.
13069 (c_finish_goto_label): Call lookup_label_for_goto rather than
13070 lookup_label. Don't give errors about jumping into a statement
13071 expression or the scope of a variably modified type. Don't set
13072 label_context_stack_se or label_context_stack_vm.
13073 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13074 fields. Add bindings field.
13075 (c_start_case): Don't set deleted fields. Set bindings field.
13076 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13077 or blocked_vm. Call c_check_switch_jump_warnings.
13078 (c_finish_case): Don't test blocked_stmt_expr field. Call
13079 c_release_switch_bindings.
13080 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13081 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13082 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13083 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13084 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13085 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13086 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13087 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13088 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13089 (C_DECL_UNJUMPABLE_VM): Don't define.
13090 (C_DECL_UNDEFINABLE_VM): Don't define.
13091 (struct c_label_list): Don't define.
13092 (struct c_label_context_se): Don't define.
13093 (struct c_label_context_vm): Don't define.
13094 (struct c_spot_bindings): Declare.
13095 (c_bindings_start_stmt_expr): Declare.
13096 (c_bindings_end_stmt_expr): Declare.
13097 (lookup_label_for_goto): Declare.
13098 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13099 (c_check_switch_jump_warnings): Declare.
13100 (label_context_stack_se, label_context_stack_vm): Don't declare.
13101 (c_finish_goto_label): Update declaration.
13102 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13103 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13104 (Warning Options): Document -Wjump-misses-init.
13106 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13108 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13111 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13113 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13115 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13117 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13119 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13121 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13123 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13125 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13126 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13127 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13128 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13129 * dwarf2asm.c (dw2_force_const_mem): Update call to
13130 make_decl_one_only.
13131 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13132 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13133 * langhooks.c (lhd_comdat_group): Remove.
13134 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13135 * tree.h (DECL_COMDAT_GROUP): New.
13136 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13137 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13138 (make_decl_one_only): Change signature.
13139 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13140 make_decl_one_only.
13141 (make_decl_one_only): Change signature.
13142 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13144 2009-06-15 Richard Guenther <rguenther@suse.de>
13146 PR middle-end/40439
13147 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13149 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13151 * tree-ssa-math-opts.c: Remove extra divide.
13153 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13155 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13157 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13159 * passes.c: Add bswap pass.
13160 * tree-pass.h: Add pass_optimize_bswap declaration.
13161 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13162 Include rtl.h, expr.h and optabs.h for optab_handler check.
13163 (struct symbolic_number, pass_optimize_bswap): New definition.
13164 (do_shift_rotate, verify_symbolic_number_p): New functions.
13165 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13166 (gate_optimize_bswap): New function.
13167 * tree.c (widest_int_cst_value): New function.
13168 * tree.h (widest_int_cst_value): Prototype added.
13170 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13172 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13173 REG_EQUAL/REG_EQUIV notes.
13175 2009-06-14 Richard Guenther <rguenther@suse.de>
13177 PR middle-end/40389
13178 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13179 has its address taken if NRV was applied and it is addressable.
13180 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13181 function split out from ...
13182 (get_constraint_for_1): ... here.
13183 (handle_rhs_call): Use it to mark the return slot escaped if
13184 it is addressable and NRV was applied.
13186 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13188 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13189 Change first argument type to location_t.
13190 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13191 Do not set input_location.
13192 Use loc instead of input_location throughout.
13194 2009-06-13 Richard Guenther <rguenther@suse.de>
13196 PR tree-optimization/40421
13197 * tree-predcom.c (should_unroll_loop_p): Remove.
13198 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13200 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13202 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13203 Add location argument.
13205 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13207 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13209 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13210 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13211 * config/spu/spu-protos.h: Add location to
13212 spu_resolve_overloaded_builtin.
13213 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13214 spu_build_builtin_va_list.
13215 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13216 argument. Pass location to build_function_call_vec.
13217 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13219 (emit_fpu_switch): Same.
13220 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13221 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13222 to build_decl and create_artificial_label.
13223 (xtensa_gimplify_va_arg_expr): Same.
13224 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13225 (xstormy16_gimplify_va_arg_expr): Same.
13226 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13227 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13228 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13229 (mips16_build_function_stub): Same.
13230 (mips16_build_call_stub): Same.
13232 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13235 * arm/constraints.md (Pa, Pb): New constraints.
13236 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13237 split pattern to deal with them.
13239 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13241 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13242 fix index entry for -Xpreprocessor.
13244 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13246 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13247 Add location argument to build_decl call.
13248 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13249 (rs6000_init_builtins): Same.
13250 (spe_init_builtins): Same.
13251 (rs6000_gimplify_va_arg): Add location argument to
13252 create_artificial_label call.
13254 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13256 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13257 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13258 * Makefile.in: Fix GGC dependency for gcse.o.
13260 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13262 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13263 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13264 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13266 * c-parser.c (c_parser_binary_expression): Use current column while
13267 building binary operations.
13268 * common.opt (fshow-column): Enable by default.
13269 * tree-vrp.c (check_array_ref): Use warning_at.
13270 (check_array_bounds): Use location from call back if expr has no
13272 * tree.h: Add location argument to maybe_fold_*.
13273 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13274 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13275 (maybe_fold_offset_to_component_ref): Same.
13276 (maybe_fold_offset_to_reference): Same.
13277 (maybe_fold_offset_to_address): Same.
13278 (maybe_fold_stmt_indirect): Same.
13279 (maybe_fold_stmt_addition): Same.
13280 (fold_stmt_r): Pass location to maybe_fold_*.
13281 (fold_gimple_assign): Same.
13282 * c-tree.h: Add location argument to finish_decl,
13283 default_function_array_conversion, store_init_value.
13284 * c-decl.c (define_label): Use error_at.
13285 (c_make_fname_decl): Pass location to finish_decl.
13286 (finish_decl): New location argument.
13287 (build_compound_literal): Pass location to store_init_value.
13288 (grokdeclarator): Pass location to finish_decl.
13290 * c-typeck.c (array_to_pointer_conversion): New location argument.
13291 (function_to_pointer_conversion): Same.
13292 (default_function_array_conversion): Same.
13293 (parser_build_unary_op): Pass location to overflow_warning.
13294 (parser_build_binary_op): Same. Use warning_at.
13295 (build_unary_op): Pass location to array_to_pointer_conversion.
13296 (build_c_cast): Pass location to digest_init.
13297 (build_modify_expr): New location argument.
13298 (convert_for_assignment): Same.
13299 (store_init_value): Same.
13300 (digest_init): Same.
13301 (output_init_element): Pass location to digest_init and
13302 array_to_pointer_conversion.
13303 (c_finish_return): Pass location to convert_for_assignment.
13304 * gimplify.c (gimplify_conversion): Pass location to
13305 maybe_fold_offset_to_address.
13306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13307 to maybe_fold_stmt_addition.
13308 * c-omp.c (c_finish_omp_atomic): Pass new location to
13310 (c_finish_omp_for): Same.
13311 * c-common.c (overflow_warning): New argument.
13312 * c-common.h: New argument to build_modify_expr, overflow_warning.
13313 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13315 (c_parser_initializer): Pass location to
13316 default_function_array_conversion.
13317 (c_parser_initelt): Same.
13318 (c_parser_initval): Same.
13319 (c_parser_asm_operands): Same.
13320 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13321 (c_parser_conditional_expression): Same.
13322 (c_parser_binary_expression): Add location info to stack. Use it.
13323 (c_parser_unary_expression): Pass location to
13324 default_function_array_conversion, parser_build_unary_op,
13325 build_indirect_ref, c_parser_postfix_expression_after_primary.
13326 (c_parser_postfix_expression_after_primary): New location argument.
13328 (c_parser_expression_conv): Pass location to
13329 default_function_array_conversion.
13330 (c_parser_expr_list): Same.
13331 (c_parser_omp_atomic): Same.
13332 (c_parser_omp_for_loop): Same.
13333 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13334 (build_array_declarator): New argument.
13335 * c-decl.c (build_array_declarator): Add location argument.
13336 (grokdeclarator): Set id_loc for cdk_array.
13337 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13338 build_array_declarator.
13339 * tree.c (build_omp_clause): Add location argument.
13340 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13341 (OMP_CLAUSE_LOCATION): New macro.
13342 (struct tree_omp_clause): Add location field.
13343 (build_omp_clause): Add argument.
13344 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13345 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13347 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13348 (cp_parser_omp_clause_collapse): Same.
13349 (cp_parser_omp_clause_default): Same.
13350 (cp_parser_omp_clause_if): Same.
13351 (cp_parser_omp_clause_nowait): Same.
13352 (cp_parser_omp_clause_num_threads): Same.
13353 (cp_parser_omp_clause_ordered): Same.
13354 (cp_parser_omp_clause_schedule): Same.
13355 (cp_parser_omp_clause_untied): Same.
13356 (cp_parser_omp_for_loop): Same.
13357 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13358 * c-tree.h (c_start_case): Add location argument.
13359 (c_process_expr_stmt): Same.
13360 (c_finish_goto_*): Same.
13361 * tree-parloops.c (initialize_reductions): Pass location to
13363 (create_parallel_loop): Same.
13364 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13365 (gfc_trans_omp_reduction_list): Same.
13366 (gfc_trans_omp_clauses): Same.
13367 (gfc_trans_omp_do): Same.
13368 * c-typeck.c (c_finish_goto_label): Same.
13369 (c_finish_goto_ptr): New location argument.
13370 (c_start_case): Same.
13371 (emit_side_effect_warnings): Same.
13372 (c_process_expr_stmt): Same.
13373 (c_finish_stmt_expr): Same.
13374 (c_finish_omp_clauses): Use error_at instead of error.
13375 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13377 * c-omp.c (c_split_parallel_clauses): New location argument.
13378 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13379 to build_omp_clause.
13380 (convert_local_reference_stmt): Same.
13381 (convert_gimple_call): Same.
13382 * c-common.h (c_split_parallel_clauses): New argument.
13383 * c-parser.c (c_parser_statement_after_labels): Pass location to
13384 c_finish_goto_label.
13385 (c_parser_switch_statement): Pass location to c_start_case.
13386 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13387 and c_process_expr_stmt.
13388 (c_parser_omp_variable_list): Add location argument.
13389 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13390 (c_parser_omp_clause_default): Same.
13391 (c_parser_omp_clause_if): Same.
13392 (c_parser_omp_clause_num_threads): Same.
13393 (-c_parser_omp_clause_ordered): Same.
13394 (c_parser_omp_clause_reduction): Pass location to
13395 c_parser_omp_variable_list.
13396 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13397 (c_parser_omp_clause_untied): Same.
13398 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13399 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13401 * c-tree.h (check_for_loop_decls, undeclared_variable,
13402 build_component_ref, build_array_ref, build_external_ref,
13403 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13404 build_conditional_expr, build_compound_expr, c_cast_expr,
13405 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13406 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13408 * c-semantics.c (build_stmt): Same.
13409 (build_case_label): Same.
13410 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13411 (undeclared_variable): New argument.
13412 (make_label): Same.
13413 (lookup_label): Pass location on down.
13414 (define_label): Same.
13415 (finish_decl): Same.
13416 (build_compound_literal): Same.
13417 (finish_struct): Same.
13418 (finish_function): Do not set location here.
13419 (check_for_loop_decls): New argument.
13420 * tree.c (save_expr): Set location.
13421 (build_empty_stmt): New argument.
13422 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13423 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13424 * builtins.c (gimplify_va_arg_expr): Use locations.
13425 (expand_builtin_sync_operation): Same.
13426 * c-typeck.c (build_component_ref): New argument.
13427 (build_array_ref): Same.
13428 (build_external_ref): Same.
13429 (c_expr_sizeof_expr): Same.
13430 (c_expr_sizeof_type): Same.
13431 (parser_build_unary_op): Same.
13432 (build_conditional_expr): Same.
13433 (build_compound_expr): Pass location on down.
13434 (build_compound_expr): New argument.
13435 (build_c_cast): Same.
13436 (c_cast_expr): Same.
13437 (build_asm_expr): Same.
13438 (c_finish_return): Same.
13439 (c_process_expr_stmt): Pass location on down.
13440 (c_finish_stmt_expr): New argument.
13441 (push_clenaup): Same.
13442 (c_finish_omp_parallel): Same.
13443 (c_finish_omp_task): Same.
13444 * gimplify.c (gimplify_call_expr): Pass location on down.
13445 * c-omp.c (c_finish_omp_master): New argument.
13446 (c_finish_omp_critical): Same.
13447 (c_finish_omp_ordered): Same.
13448 (c_finish_omp_barrier): Same.
13449 (-c_finish_omp_taskwait): Same.
13450 (c_finish_omp_atomic): Same.
13451 (c_finish_omp_flush): Same.
13452 * tree-inline.c (copy_tree_body_r): Pass location on down.
13453 (inline_forbidden_p): Remove use of input_location.
13454 * c-gimplify.c (c_build_bind_expr): New argument.
13455 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13456 (c_sizeof_or_alignof_type): New argument.
13457 (c_alignof_expr): Same.
13458 (build_va_arg): Same.
13459 (c_add_case_label): Same.
13460 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13461 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13462 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13463 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13464 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13465 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13467 * stub-objc.c (objc_build_selector_expr): Same.
13468 (objc_build_throw_stmt): Same.
13469 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13470 (c_parser_initelt): Same.
13471 (c_parser_compound_statement): Same.
13472 (c_parser_compound_statement_nostart): Same.
13473 (c_parser_label): Same.
13474 (c_parser_statement_after_labels): Same.
13475 (c_parser_if_body): Same.
13476 (c_parser_else_body): Same.
13477 (c_parser_if_statement): Same.
13478 (c_parser_switch_statement): Same.
13479 (c_parser_while_statement): Same.
13480 (c_parser_do_statement): Same.
13481 (c_parser_for_statement): Same.
13482 (c_parser_asm_statement): Same.
13483 (c_parser_conditional_expression): Same.
13484 (c_parser_binary_expression): Same.
13485 (c_parser_cast_expression): Same.
13486 (c_parser_unary_expression): Same.
13487 (c_parser_sizeof_expression): Same.
13488 (c_parser_alignof_expression): Same.
13489 (c_parser_postfix_expression): Same.
13490 (c_parser_expression): Same.
13491 (c_parser_objc_receiver): Same.
13492 (c_parser_omp_variable_list): Same.
13493 (c_parser_omp_structured_block): Same.
13494 (c_parser_omp_atomic): New argument.
13495 (c_parser_omp_barrier): Same.
13496 (c_parser_omp_critical): Same.
13497 (c_parser_omp_flush): Pass location on down.
13498 (c_parser_omp_for_loop): New argument.
13499 (c_parser_omp_for): Same.
13500 (c_parser_omp_master): Same.
13501 (c_parser_omp_ordered): Same.
13502 (c_parser_omp_sections_scope): Same.
13503 (c_parser_omp_sections): Same.
13504 (c_parser_omp_parallel): Same.
13505 (c_parser_omp_single): Same.
13506 (c_parser_omp_task): Same.
13507 (c_parser_omp_taskwait): Pass location on down.
13508 (c_parser_omp_construct): Same.
13509 (c_parser_omp_threadprivate): Same.
13510 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13511 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13512 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13513 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13514 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13515 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13516 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13517 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13518 config/i386/i386.c, stmt.c:
13519 Add location argument to the following function definitions and/or
13520 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13521 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13522 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13523 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13524 do_case, c_finish_bc_stmt, build_compound_literal,
13525 build_function_call.
13526 * c-decl.c (build_compound_literal): Add location argument.
13527 Make all diagnostic calls use location.
13528 (start_struct): Same.
13529 (finish_struct): Same.
13530 (start_enum): Same.
13531 (build_enumerator): Same.
13532 (start_function): Same.
13533 (grokdeclarator): Make all diagnostic calls use location.
13534 (store_parm_decls_oldstyle): Same.
13535 * c-typeck.c (build_function_call): Add location argument.
13536 Make all diagnostic calls use location.
13538 (c_finish_bc_stmt): Same.
13539 * tree-nested.c (get_trampoline_type): Add argument.
13540 Pass location to build_decl.
13541 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13542 * rtl.h (RTL_LOCATION): New.
13543 * c-common.c (c_add_case_label): Add location argument.
13544 Make all diagnostic calls use location.
13545 * c-common.h: Add location argument to make_fname_decl, do_case,
13546 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13547 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13548 Set it appropriately for every case. Pass enum_loc to start_enum
13549 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13551 (c_parser_struct_or_union_specifier): Save location. Use it for
13552 start_struct, finish_struct, and parser_xref_tag.
13554 2009-06-12 Ian Lance Taylor <iant@google.com>
13556 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13558 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13559 cpp_opts->warn_cxx_operator_names.
13561 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13564 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13565 is returns NULL and OP is a VCE, look through the VCE.
13567 2009-06-12 Ian Lance Taylor <iant@google.com>
13570 * collect2.c (main): Use CONST_CAST2 in code inside #if
13571 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13573 2009-06-12 Joey Ye <joey.ye@intel.com>
13575 PR middle-end/39146
13576 * cfgexpand.c (get_decl_align_unit): Update
13577 max_used_stack_slot_alignment with align instead of
13578 stack_alignment_needed.
13580 * function.c (assign_stack_local_1): Update
13581 max_used_stack_slot_alignment with alignment_in_bits instead
13582 of stack_alignment_needed.
13583 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13586 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13588 * dwarf2out.c (last_var_location_insn): New variable.
13589 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13590 (dwarf2out_var_location): Don't record anything after last real
13591 insn. Only change labels if there were any real instructions
13592 in between last note and this one, or if changed sections.
13594 2009-06-11 Richard Henderson <rth@redhat.com>
13596 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13597 note when storing the frame pointer in a register.
13598 (FRP): Don't redefine to nothing for epilogue.
13599 (alpha_expand_epilogue): Mark register and sp restores.
13600 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13602 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13603 when gen_lowpart is needed.
13605 2009-06-11 Richard Henderson <rth@redhat.com>
13607 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13609 * dwarf2out.c (need_data_align_sf_opcode): New.
13610 (div_data_align): Move earlier.
13611 (def_cfa_1, reg_save): Use it.
13613 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13615 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13616 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13617 (ix86_handle_option): Handle OPT_mcrc32.
13618 (ix86_target_string): Add -mcrc32.
13619 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13621 * config/i386/i386.h (TARGET_CRC32): New.
13623 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13624 (sse4_2_crc32di): Likewise.
13626 * config/i386/i386.opt (mcrc32): New.
13628 * doc/invoke.texi: Document -mcrc32.
13630 2009-06-11 Richard Henderson <rth@redhat.com>
13632 * common.opt (gdwarf-): Accept a version number.
13633 * doc/invoke.texi (gdwarf-): Update docs.
13634 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13635 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13636 version level, and record it.
13638 * dwarf2.h (DW_CIE_VERSION): Remove.
13639 * dwarf2out.c (DWARF_VERSION): Remove.
13640 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13641 (output_call_frame_info): Use CIE version 3 for dwarf3,
13642 or if the return register column is out of range for version 1.
13643 (dwarf_stack_op_name): Add all dwarf3 values.
13644 (DEBUG_PUBTYPES_SECTION): New.
13645 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13646 encoding change for dwarf3.
13647 (output_die) [dw_val_class_die_ref]: Likewise.
13648 (output_compilation_unit_header): Emit correct version for dwarf3.
13649 (output_line_info): Likewise.
13650 (output_pubnames): Update for DWARF_VERSION removal.
13651 (output_aranges): Likewise.
13652 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13653 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13654 (dwarf2out_finish): Likewise.
13656 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13658 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13661 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13664 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13665 * builtins.c (expand_builtin_unreachable): New function.
13666 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13667 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13668 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13670 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13671 searching for missing barriers.
13673 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13675 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13676 when -fprofile-generate* was passed.
13677 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13679 2009-06-11 Anthony Green <green@moxielogic.com>
13681 * config/moxie/moxie.md: Define length attribute for all instructions.
13683 (*b<cond:code>): Support limited branch ranges for new PC-relative
13684 branch instructions.
13685 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13687 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13689 * config/i386/i386.c (min_insn_size): Use get_attr_length
13690 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13691 For __asm return 0.
13693 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13694 instead of emit_insn_before.
13696 2009-06-10 Ian Lance Taylor <iant@google.com>
13699 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13702 2009-06-10 Revital Eres <eres@il.ibm.com>
13704 * passes.c (init_optimization_passes): Reschedule
13705 predictive-commoning pass before complete unroll pass.
13707 2009-06-10 Martin Jambor <mjambor@suse.cz>
13709 * cgraph.c (cgraph_node_can_be_local_p): New function.
13710 (cgraph_make_node_local): New function.
13711 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13712 (cgraph_make_node_local): Declare.
13714 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13716 * tree.h (tree_base): Add packed_flag and user_align fields.
13717 Decrease size of spare field.
13718 (TYPE_USER_ALIGN): Use user_align from tree_base.
13719 (DECL_USER_ALIGN): Likewise.
13720 (TYPE_PACKED): Use packed_flag from tree_base.
13721 (DECL_PACKED): Likewise.
13722 (tree_type): Delete packed_flag and user_align fields. Widen
13723 precision field. Widen mode field and shuffle fields to align
13724 mode on an 8-bit boundary.
13725 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13726 Renumber decl_flag_* fields. Fix comments. Widen
13727 decl_common_unused field.
13728 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13729 (DECL_EXTERNAL): Likewise.
13730 (DECL_BIT_FIELD): Likewise.
13731 (DECL_NONADDRESSABLE_P): Likewise.
13732 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13733 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13735 2009-06-10 Ian Lance Taylor <iant@google.com>
13737 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13738 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13739 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13740 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13741 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13742 DEF_VEC_ALLOC_FUNC_P.
13743 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13744 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13745 DEF_VEC_ALLOC_FUNC_O.
13746 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13747 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13748 DEF_VEC_ALLOC_FUNC_I.
13749 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13750 (vec_stack_p_reserve_exact_1): Declare.
13751 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13752 (vec_stack_free): Declare.
13753 (VEC_stack_alloc): Define.
13754 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13755 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13756 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13757 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13759 (stack_vecs): New static variable.
13760 (vec_stack_p_reserve_exact_1): New function.
13761 (vec_stack_o_reserve_1): New static function.
13762 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13763 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13764 (vec_stack_free): New function.
13765 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13766 (VEC_df_ref_stack_alloc): Define.
13767 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13768 DEF_VEC_ALLOC_P_STACK.
13769 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13770 (struct df_collection_rec): Change _vec fields to VEC. Remove
13772 (df_free_collection_rec): Adjust for new fields.
13773 (df_insn_rescan): Use new df_collection_rec fields.
13774 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13775 (df_ref_create_structure, df_ref_record): Likewise.
13776 (df_get_conditional_uses, df_get_call_refs): Likewise.
13777 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13778 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13779 (df_record_exit_block_uses, df_bb_verify): Likewise.
13780 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13781 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13782 Remove count parameter. Change return type to void. Change all
13784 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13785 Remove count parameter. Change return type to void. Change all
13787 (df_install_refs): Change old_vec parameter to VEC. Remove count
13788 parameter. Change all callers.
13789 (df_install_mws): Change old_vec parameter to VEC. Remove count
13790 parameter. Change all callers.
13791 (df_refs_verify): Change new_rec parameter to VEC. Change call
13793 (df_mws_verify): Likewise.
13795 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13797 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13799 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13801 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13803 2009-06-10 Anthony Green <green@moxielogic.com>
13805 * config/moxie/crti.asm: New file.
13806 * config/moxie/crtn.asm: New file.
13807 * config/moxie/moxie.c: New file.
13808 * config/moxie/moxie.h: New file.
13809 * config/moxie/sfp-machine.h: New file.
13810 * config/moxie/moxie-protos.h: New file.
13811 * config/moxie/t-moxie: Created.
13812 * config/moxie/t-moxie-softfp: Created.
13813 * config/moxie/moxie.md: Created.
13814 * config/moxie/constraints.md: Created.
13815 * config.gcc: Add moxie support.
13816 * doc/md.texi (Machine Constraints): Add moxie constraints.
13817 * doc/contrib.texi (Contributors): Mention moxie port.
13818 * doc/install.texi (Specific): Mention the moxie port.
13820 2009-06-09 Ian Lance Taylor <iant@google.com>
13822 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13823 compiling with C++.
13824 * optabs.c (optab_table): Only use designated initializers if
13825 HAVE_DESIGNATED_INITIALIZERS is defined.
13826 (convert_optab_table): Likewise.
13827 (init_optabs): Always call init_insn_codes if
13828 HAVE_DESIGNATED_INITIALIZERS is not defined.
13830 2009-06-09 Ian Lance Taylor <iant@google.com>
13832 * targhooks.c (default_builtin_vectorized_function): Change fn
13833 parameter to unsigned int.
13834 (default_builtin_vectorized_conversion): Change code parameter to
13836 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13837 * targhooks.h: Update declarations.
13838 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13839 parameter to unsigned int.
13841 * c-typeck.c (comptypes_check_enum_int): New static function.
13842 (comptypes_internal): Add enum_and_int_p parameter. Change all
13844 (comp_target_types): Add location parameter. Change all callers.
13845 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13846 Change all callers.
13847 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13848 (build_conditional_expr): Add colon_loc parameter. Change all
13850 (convert_for_assignment): Add location parameter. Change all callers.
13851 * c-parser.c (c_parser_conditional_expression): Pass location of
13852 colon to build_conditional_expr.
13853 * c-tree.h (build_conditional_expr): Update declaration.
13855 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13857 * graphite.c: Revert previous patch.
13859 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13862 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13864 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13866 * tree-ssa-loop-prefetch.c
13867 (loop_prefetch_arrays): Fixed a portability problem in printf format
13870 2009-06-09 Martin Jambor <mjambor@suse.cz>
13872 PR tree-optimization/40351
13873 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13874 refrence to a potential artifical subaccess can be constructed.
13876 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13878 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13879 (sh_override_options): Likewise.
13880 * config/sh/sh.c: Include params.h.
13881 (sh_optimization_options): New.
13882 (sh_override_options): Likewise.
13883 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13884 (OVERRIDE_OPTIONS): Use sh_override_options.
13886 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13888 * dwarf2out.c (emit_cfa_remember): New variable.
13889 (add_fde_cfi): If emit_cfa_remember, recurse to add
13890 DW_CFA_remember_state first.
13891 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13892 instead just set emit_cfa_remember.
13894 2009-06-08 Jan Hubicka <jh@suse.cz>
13897 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13899 2009-06-08 Jan Hubicka <jh@suse.cz>
13901 PR middle-end/39834
13902 * cgraphunit.c (save_inline_function_body): Do not copy transform
13903 hooks for saved inline bodies.
13904 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13905 for given function.
13907 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13909 * jump.c (returnjump_p): Handle delayed branches. Add missing
13912 2009-06-08 Jan Hubicka <jh@suse.cz>
13914 PR middle-end/40102
13915 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13916 original node might've been modified.
13917 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13919 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13921 * tree-object-size.c (addr_object_size): Add OSI argument.
13922 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13923 (compute_builtin_object_size, expr_object_size): Adjust callers.
13924 (plus_stmt_object_size): Call addr_object_size instead of
13925 compute_builtin_object_size.
13927 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13928 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13930 * tree-ssa-loop-prefetch.c
13931 (gather_memory_references): Introduced a counter for the number of
13933 (anything_to_prefetch_p): Introduced a counter for the number of
13935 (is_loop_prefetching_profitable): New function with a cost model
13937 (loop_prefetch_arrays): Use the new cost model to determine if
13938 prefetching is profitable.
13939 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13940 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13941 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13942 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13943 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13944 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13946 2009-06-08 Michael Matz <matz@suse.de>
13949 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13950 partitions use the same.
13951 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13952 for basevars of SSA_NAMEs.
13953 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13954 to not expand them twice.
13955 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13958 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13960 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13961 (fdump-final-insns=, gtoggle): New.
13962 * doc/invoke.texi: Document them.
13963 * final.c (rest_of_clean_state): Dump final insn stream.
13964 * gcc.c (invoke_as): Hook in -fcompare-debug.
13965 (static_spec_functions): Add compare-debug-dump-opt,
13966 compare-debug-self-opt and compare-debug-auxbase-opt.
13967 (compare_debug, compare_debug_second, compare_debug_opt): New.
13968 (switches_debug_check, n_switches_debug_check): New.
13969 (debug_auxbase_opt, debug_check_temp_file): New.
13970 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13972 (do_self_spec): Handle arguments after switches.
13973 (do_spec_1): Add .gk extension to temp file basenames for compare.
13974 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13975 (cc1_options): Use it instead of normal auxbase computation for
13976 the second compare-debug compilation.
13977 (compare_files): New.
13978 (main): Set up and implement compare debug mode.
13979 (compare_debug_dump_opt_spec_function): New.
13980 (compare_debug_self_opt_spec_function): New.
13981 (compare_debug_auxbase_opt_spec_function): New.
13982 * toplev.c (process_options): Handle flag_gtoggle,
13983 flag_dump_final_insns.
13984 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13985 during -fcompare-debug-second compilation.
13987 2009-06-07 Ian Lance Taylor <iant@google.com>
13989 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13990 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13992 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13993 with no default node. Change warning with %H to warning_at.
13994 Don't clear warn_switch around case checking.
13995 * doc/invoke.texi (Warning Options): Clarify distinction between
13996 -Wswitch and -Wswitch-enum.
13998 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14000 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14002 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14004 * gbl-ctors.h: Add header guard.
14006 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14008 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14009 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14010 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14011 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14012 prototypes for removed functions.
14013 (expressions_equal_p): Move to ...
14014 * tree-ssa-sccvn.h: ... here and ...
14015 * matrix-reorg.c: ... adjust includes.
14017 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14019 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14021 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14023 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14024 (finish_function): Remove erroneous whitespace.
14026 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14028 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14029 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14031 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14033 * errors.c (internal_error): Commentary typo fix.
14034 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14035 * tree-ssa-pre.c: Ditto.
14037 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14039 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14040 them is supposed to hold actual statements.
14042 2009-06-06 Ian Lance Taylor <iant@google.com>
14044 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14045 empty statements can now have attributes.
14047 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14049 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14050 * config/mips/mips.md: Ditto.
14052 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14054 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14056 (__eabi_uconvert): Likewise.
14058 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14060 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14061 CFI_* definitions with IN_GCC.
14063 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14065 * xcoffout.h (xcoffout_source_line): Update prototype.
14067 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14069 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14070 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14072 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14074 PR middle-end/40340
14075 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14076 inlined_function_outer_scope_p blocks for artificial inlines
14078 * tree.c (tree_nonartificial_location): Rewrite using
14079 block_nonartificial_location.
14081 2009-06-05 Revital Eres <eres@il.ibm.com>
14082 Leehod Baruch <leehod@il.ibm.com>
14084 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14085 (expand_expr_real_1): Remove comment.
14086 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14087 Vectorize misaligned access when the target supports it.
14088 (vect_supportable_dr_alignment): Check for unaligned access support.
14089 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14092 2009-06-05 Julian Brown <julian@codesourcery.com>
14094 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14095 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14097 2009-06-05 Richard Guenther <rguenther@suse.de>
14100 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14101 as possibly unused.
14103 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14105 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14106 (save_gprs): Don't tell unwinder when a global register is saved.
14107 (s390_emit_epilogue): Emit needed epilogue unwind info.
14109 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14111 * dwarf2out.c (deferred_asm_name): New.
14112 (add_name_and_src_coords_attributes): Defer creation of
14113 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14115 (move_linkage_attr): New.
14116 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14119 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14121 * tree-nested.c (finalize_nesting_tree_1): Declare the
14122 frame_decl in the binding tree.
14124 2009-06-04 Cary Coutant <ccoutant@google.com>
14126 * basic-block.h (struct basic_block_def): Add discriminator field.
14127 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14129 * debug.c (do_nothing_debug_hooks): Add additional entry.
14130 (debug_nothing_int_charstar_int): New function.
14131 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14132 (debug_nothing_int_charstar_int): New declaration.
14133 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14134 discriminator value in .loc directive.
14135 * final.c (last_discriminator): New variable.
14136 (discriminator): New variable.
14137 (final_start_function): Initialize above variables, pass current
14138 discriminator to debug hook.
14139 (notice_source_line): Check for discriminator change.
14140 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14141 * sdbout.c (sdbout_source_line): New parameter.
14142 * tree-cfg.c (struct locus_discrim_map): New structure type.
14143 (discriminator_per_locus): New hash table.
14144 (build_gimple_cfg): Allocate and free discriminator hash table.
14145 (make_edges): Call assign_discriminator.
14146 (locus_map_hash): New function.
14147 (locus_map_eq): New function.
14148 (next_discriminator_for_locus): New function.
14149 (same_line_p): New function.
14150 (assign_discriminator): New function.
14151 (make_cond_expr_edges): Call assign_discriminator.
14152 (make_gimple_switch_edges): Likewise.
14153 (first_non_label_stmt): New function.
14154 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14156 * xcoffout.c (xcoffout_source_line): Add new parameter.
14158 * configure.ac (gcc_cv_as_discriminator): New configury check for
14159 gas support for discriminator.
14160 * configure: Regenerate.
14161 * config.in: Regenerate.
14163 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14165 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14166 val after checking for integers.
14168 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14170 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14172 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14173 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14174 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14175 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14176 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14177 X64_SSE_REGPARM_MAX.
14178 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14179 X64_SSE_REGPARM_MAX.
14181 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14183 * gcc.c (report_times_to_file): New.
14184 (execute): Implement it.
14185 (process_command): Support -time=.
14186 * doc/invoke.texi: Document it.
14188 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14190 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14191 that have value exprs.
14193 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14195 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14196 declarations for constants until...
14197 (dw2_output_indirect_constant_1): ... this point.
14199 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14202 * arm.md (arm_addsi3): Don't try to split an add with an
14203 eliminable register until after reload has completed.
14205 2009-06-03 Ian Lance Taylor <iant@google.com>
14207 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14208 * genattrtab.c (write_length_unit_log): Likewise.
14209 * genchecksum.c (dosum): Likewise.
14210 * gengtype.c (write_rtx_next): Likewise.
14211 (finish_root_table, write_roots): Likewise.
14212 * gimple.c (gimple_ops_offset_): Likewise.
14213 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14214 * config/arc/arc.c (arc_attribute_table): Likewise.
14215 * config/arm/arm.c (arm_attribute_table): Likewise.
14216 * config/avr/avr.c (avr_attribute_table): Likewise.
14217 * config/crx/crx.c (crx_attribute_table): Likewise.
14218 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14219 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14220 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14221 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14222 * config/sh/sh.c (sh_attribute_table): Likewise.
14223 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14224 * config/spu/spu.c (spu_attribute_table): Likewise.
14225 * config/v850/v850.c (v850_attribute_table): Likewise.
14227 * config/alpha/alpha.c (vms_attribute_table): Make static.
14228 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14229 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14230 * config/mips/mips.c (mips_attribute_table): Likewise.
14232 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14234 (cc1-checksum.o): Likewise.
14236 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14238 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14240 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14242 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14243 insn if it is changing sp. Use gen_add3_insn instead of
14244 conditionally gen_addsi3 and gen_adddi3.
14245 (offset_below_red_zone_p): New static inline function.
14246 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14247 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14248 * config/rs6000/ppc-asm.h: Include auto-host.h.
14249 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14250 CFI_RESTORE): Define.
14251 * config/rs6000/crtresxgpr.asm: Add unwind info.
14252 * config/rs6000/crtresxfpr.asm: Likewise.
14253 * config/rs6000/crtresgpr.asm: Likewise.
14254 * config/rs6000/crtresfpr.asm: Likewise.
14255 * config/rs6000/crtsavgpr.asm: Likewise.
14256 * config/rs6000/crtsavfpr.asm: Likewise.
14258 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14259 argument of DWARF2_FRAME_REG_OUT macros.
14261 2009-06-03 Julian Brown <julian@codesourcery.com>
14263 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14264 words or less (including TImode) in core registers.
14266 2009-06-03 Richard Guenther <rguenther@suse.de>
14268 PR middle-end/40328
14269 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14271 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14273 * statistics.c (statistics_counter_event): Do not record event
14274 in pass dump if its number == -1.
14275 (curr_statistics_hash): Add assert that we never get passes
14276 with static number == -1.
14278 2009-06-03 Richard Guenther <rguenther@suse.de>
14279 Andrey Belevantsev <abel@ispras.ru>
14281 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14282 non-BLKmode arrays addressable.
14284 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14286 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14287 * config/m68k/m68k.h: ... here.
14289 2009-06-03 Martin Jambor <mjambor@suse.cz>
14291 PR tree-optimization/40323
14292 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14295 2009-06-03 Richard Guenther <rguenther@suse.de>
14297 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14300 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14302 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14303 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14304 JUMP_TABLE_DATA_P where applicable.
14305 * config/sh/sh.c: Ditto.
14306 * config/sh/sh.h: Ditto.
14307 * config/sh/sh.md: Ditto.
14308 * config/sh/symbian.c: Ditto.
14310 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14312 * config/i386/driver-i386.c (describe_cache): Optimize
14313 concatenation of strings. Use snprintf instead of sprintf.
14314 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14315 target when not compiling with GCC.
14317 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14319 * config/sh/sh.c: Revert last change.
14320 (sh_expand_epilogue): Emit a blockage insn before the frame
14321 pointer adjustment unconditionally.
14323 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14325 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14326 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14327 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14328 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14329 to COLLECT_GCC_OPTIONS.
14331 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14333 * collect2.c (target_system_root): New variable.
14334 (main): Handle --sysroot=.
14335 (ignore_library): Strip the sysroot from the library path.
14337 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14339 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14340 (collect2.o): Depend on collect2-aix.h.
14341 (collect2-aix.o): New rule.
14342 * collect2-aix.h: New file.
14343 * collect2-aix.c: Likewise.
14344 * collect2.c: Include collect2-aix.h. Don't undefine
14345 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14346 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14347 Use TARGET_AIX_VERSION instead of _AIX51.
14348 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14349 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14350 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14351 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14352 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14354 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14356 * collect2.c (ignore_library): Avoid premature post-increment
14357 and null deference.
14359 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14361 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14362 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14363 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14364 CROSS_DIRECTORY_STRUCTURE too.
14365 (LINK_LIBG_SPEC): Likewise.
14366 (LIB_SPEC): Add %R to sysroot paths.
14367 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14368 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14369 * config/rs6000/aix51.h: As for aix43.h.
14370 * config/rs6000/aix52.h: Likewise.
14371 * config/rs6000/aix53.h: Likewise.
14372 * config/rs6000/aix61.h: Likewise.
14373 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14374 to the beginning of sysroot paths.
14376 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14378 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14379 INSN_LISTs that are out of the REG_NOTE range.
14381 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14383 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14384 (struct var_to_expand): Likewise.
14385 (struct opt_info): Add head and tail for linked lists of the above.
14386 (analyze_insn_to_expand_var): Initialize next.
14387 (analyze_iv_to_split_insn): Likewise.
14388 (analyze_insns_in_loop): Create linked lists.
14389 (allocate_basic_variable): Simplify for use without hash table.
14390 (insert_var_expansion_initialization): Likewise, make it type-safer.
14391 (combine_var_copies_in_loop_exit): Likewise.
14392 (apply_opt_in_copies): Walk lists rather than hash tables.
14393 (release_var_copies): Simplified and inlined by hand into...
14394 (free_opt_info): ... this function.
14396 2009-06-02 Richard Guenther <rguenther@suse.de>
14398 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14401 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14403 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14404 only for builtins that are not overridden.
14406 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14408 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14411 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14413 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14415 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14417 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14419 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14421 * common.opt (fdump-unnumbered-links): New.
14422 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14423 * print-rtl.c (flag_dump_unnumbered_links): New.
14424 (print_rtx): Test it.
14426 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14428 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14429 push/pop multiple to 8-byte alignment.
14431 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14433 * config/i386/i386.c (queued_cfa_restores): New static variable.
14434 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14436 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14437 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14438 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14439 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14440 note unconditionally.
14441 (ix86_emit_restore_regs_using_mov): Likewise.
14442 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14443 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14444 it through to ix86_emit_restore_reg_using_pop.
14445 (ix86_emit_leave): Add RED_OFFSET argument. Call
14446 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14447 instead of adding REG_CFA_OFFSET note unconditionally.
14448 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14449 the above functions. Call ix86_add_queued_cfa_restore_notes when
14452 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14453 force output of the label even for dwarf2out_do_cfi_asm.
14454 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14455 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14456 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14458 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14459 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14460 dwarf2out_cfi_label callers.
14461 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14462 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14463 Adjust dwarf2out_cfi_label callers.
14464 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14466 * config/i386/i386.h (struct machine_cfa_state,
14467 struct machine_function): Guard with ifndef USED_FOR_TARGET
14468 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14471 * emutls.c (__emutls_get_address): Change arr->size to mean number
14472 of allocated arr->data entries instead of # of slots + 1.
14474 PR middle-end/40316
14475 * recog.c (peep2_reinit_state): New function.
14476 (peephole2_init_state): Use it at the end of a basic block and also
14477 when seeing a RTX_FRAME_RELATED_P insn.
14479 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14481 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14482 fixuns_truncrfdi2): New.
14483 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14484 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14485 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14486 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14487 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14488 *recip_approx): Remove.
14489 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14490 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14491 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14493 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14496 2009-06-01 Ian Lance Taylor <iant@google.com>
14498 * attribs.c (register_attribute): Use CONST_CAST.
14499 * collect2.c (main): Use CONST_CAST2.
14500 (scan_prog_file): Likewise.
14501 * gcc.c (process_command, main): Likewise.
14502 * toplev.c (toplev_main): Likewise.
14504 * c-typeck.c (handle_warn_cast_qual): New static function,
14505 partially broken out of build_c_cast.
14506 (build_c_cast): Call handle_warn_cast_qual.
14507 * doc/invoke.texi (Warning Options): Document new effect of
14510 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14512 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14513 (diagnostic_report_current_module): Print columns.
14514 * common.opt (flag_show_column): Enable by default.
14516 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14518 * alias.c (find_base_term): Check for NULL term before returning.
14520 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14522 Revert due to PR40320:
14523 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14524 * calls.c (emit_library_call_value_1): Don't force_operand for move
14527 2009-06-01 Olivier Hainque <hainque@adacore.com>
14528 Eric Botcazou <ebotcazou@adacore.com>
14530 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14531 to be processed as a bitfield for constructor output purposes.
14532 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14534 * varasm.c (oc_local_state): New type, output_constructor
14535 local state to support communication with helpers.
14536 (oc_outer_state): New type, output_constructor outer state of
14537 relevance in recursive calls.
14538 (output_constructor_array_range): New output_constructor helper,
14539 extracted code for an array range element.
14540 (output_constructor_regular_field): New output_constructor helper,
14541 extracted code for an element that is not a bitfield.
14542 (output_constructor_bitfield): New output_constructor helper,
14543 extracted code for a bitfield element. Accept an OUTER state
14544 argument for recursive processing. Recurse on record or array
14545 CONSTRUCTOR values, possibly past noop conversions.
14546 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14547 VALUE is a valid constant-valued expression for use in a static
14548 bit-field initializer.
14549 (output_constructor): Rework to use helpers. Accept and honor an
14550 OUTER state argument for recursive calls. Return total size. Be
14551 prepared for nested constructors initializing bitfields.
14552 (output_constant): Feed OUTER in calls to output_constructor.
14554 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14556 * calls.c (emit_library_call_value_1): Don't force_operand for move
14559 2009-06-01 Nick Clifton <nickc@redhat.com>
14561 * doc/invoke.texi (IA-64 Options): Fix typo.
14563 2009-06-01 Ira Rosen <irar@il.ibm.com>
14565 PR tree-optimization/39129
14566 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14568 (vect_do_peeling_for_loop_bound): Use
14569 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14570 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14571 (vect_loop_versioning): Likewise.
14572 (vect_create_cond_for_alias_checks): Fix indentation.
14573 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14575 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14576 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14577 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14578 "control flow in loop".
14579 (vect_estimate_min_profitable_iters): Use
14580 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14581 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14582 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14583 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14584 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14585 statement belongs to a group of strided accesses with the exact code
14587 (vectorizable_load): Likewise.
14588 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14589 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14591 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14593 * config/freebsd-stdint.h: New file.
14594 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14595 Add freebsd-stdint.h to tm_file.
14597 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14599 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14600 (thumb2_extendhidi2): Likewise.
14602 2009-05-31 Ian Lance Taylor <iant@google.com>
14604 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14606 2009-05-31 Ian Lance Taylor <iant@google.com>
14608 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14609 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14610 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14612 2009-05-31 Jason Merrill <jason@redhat.com>
14614 * tree-pretty-print.c (print_call_name): Take the callee, not the
14615 call itself. Make non-static. Use dump_function_name for functions.
14616 (dump_generic_node): Adjust.
14617 * diagnostic.h: Declare print_call_name.
14618 * gimple-pretty-print.c (dump_gimple_call): Use it.
14620 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14622 * config/sh/sh.md (ashldi3_std): New define_expand.
14625 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14628 * config/sh/sh.c: Include debug.h.
14629 (sh_expand_epilogue): Emit a blockage insn before the frame
14630 pointer adjustment also when dwarf2out_do_frame returns true.
14632 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14634 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14635 (thumb2_extendqidi2): New pattern.
14637 2009-05-31 Ira Rosen <irar@il.ibm.com>
14639 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14640 mark phis for renaming.
14641 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14642 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14643 Call mark_sym_for_renaming.
14644 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14645 * tree-vect-loop.c (vect_transform_loop): Remove
14646 vect_memsyms_to_rename initialization and a call to
14647 mark_set_for_renaming.
14649 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14651 PR middle-end/40304
14652 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14653 frame related even if !set_cfa && style < 0.
14655 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14657 * config/i386/mingw-tls.c: New file.
14658 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14659 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14660 defining _WIN32 but not __CYGWIN__.
14662 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14664 * configure.ac: Add MPC support.
14666 * config.in, configure: Regenerate.
14668 2009-05-29 Richard Henderson <rth@redhat.com>
14670 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14671 NOTE_INSN_BASIC_BLOCK.
14672 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14673 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14674 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14676 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14678 (add_cfi): Disable check redefining cfa away from drap.
14679 (lookup_cfa_1): Add remember argument; handle remember/restore.
14680 (lookup_cfa): Pass remember argument.
14681 (cfa_remember): New.
14682 (compute_barrier_args_size_1): Remove sibcall check.
14683 (dwarf2out_frame_debug_def_cfa): New.
14684 (dwarf2out_frame_debug_adjust_cfa): New.
14685 (dwarf2out_frame_debug_cfa_offset): New.
14686 (dwarf2out_frame_debug_cfa_register): New.
14687 (dwarf2out_frame_debug_cfa_restore): New.
14688 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14689 (dwarf2out_begin_epilogue): New.
14690 (dwarf2out_frame_debug_restore_state): New.
14691 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14692 DW_CFA_restore_state.
14693 (output_cfi_directive): Likewise.
14694 (convert_cfa_to_fb_loc_list): Likewise.
14695 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14696 * dwarf2out.h: Update.
14697 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14698 (copy_insn_1): Early out for null.
14699 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14700 and dwarf2out_frame_debug_restore_state.
14701 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14702 (prologue_insn_hash, epilogue_insn_hash): New.
14703 (free_after_compilation): Adjust freeing accordingly.
14704 (record_insns): Create hash table if needed; push insns into
14705 hash instead of array.
14706 (maybe_copy_epilogue_insn): New.
14707 (contains): Search hash table instead of array.
14708 (sibcall_epilogue_contains): Remove.
14709 (thread_prologue_and_epilogue_insns): Split eh_return insns
14710 and mark them as epilogues.
14711 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14712 scanning in terms of basic blocks.
14713 * insn-notes.def (CFA_RESTORE_STATE): New.
14714 * jump.c (returnjump_p_1): Accept EH_RETURN.
14715 (eh_returnjump_p_1, eh_returnjump_p): New.
14716 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14717 CFA_REGISTER, CFA_RESTORE): New.
14718 * rtl.def (EH_RETURN): New.
14719 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14721 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14722 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14724 * config/i386/i386.c (gen_push): Update cfa state.
14725 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14726 add a CFA_ADJUST_CFA note.
14727 (ix86_dwarf_handle_frame_unspec): Remove.
14728 (ix86_expand_prologue): Update cfa state.
14729 (ix86_emit_restore_reg_using_pop): New.
14730 (ix86_emit_restore_regs_using_pop): New.
14731 (ix86_emit_leave): New.
14732 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14733 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14734 * config/i386/i386.h (struct machine_cfa_state): New.
14735 (ix86_cfa_state): New.
14736 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14737 (eh_return_internal): Merge from eh_return_<mode>,
14738 use eh_return rtx, split w/ epilogue.
14740 2009-05-29 Ian Lance Taylor <iant@google.com>
14742 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14744 * calls.c (emit_library_call_value_1): Likewise.
14746 * c-typeck.c (c_build_va_arg): New function.
14747 * c-tree.h (c_build_va_arg): Declare.
14748 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14749 instead of build_va_arg.
14751 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14753 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14754 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14755 (ptr_difference_cost): Use affine combinations to compute it.
14756 (difference_cost): Likewise.
14757 (get_computation_cost_at): Compute more accurate cost for addresses
14758 if the ratio is a multiplier allowed in addresses.
14759 For non-addresses, consider that an additional offset or symbol is
14762 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14764 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14765 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14767 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14768 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14769 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14771 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14772 to 1 for TYPE_SSE{IADD1,CVT1}.
14773 (prefix_vex_imm8): Removed.
14774 (length_vex): Only pass 1 as second argument to
14775 ix86_attr_length_vex_default if prefix_extra is 0.
14776 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14777 (length): For prefix vex computation use length_immediate
14778 attribute instead of prefix_vex_imm8.
14779 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14780 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14781 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14782 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14783 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14784 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14785 a space in between the operands.
14786 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14787 if one operand is 0xff and the other one si, di, bp or sp.
14788 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14789 other one si, di, bp or sp.
14790 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14791 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14792 type and mode attributes.
14793 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14794 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14795 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14796 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14797 prefix_data16 attribute iff MODE_DF.
14798 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14799 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14800 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14801 constm128_operand in length_immediate computation.
14802 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14803 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14804 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14805 length_immediate attribute to 1.
14806 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14807 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14808 for certain alternatives.
14809 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14810 prefix_data16 attribute if MODE_V1DF.
14811 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14812 length_immediate to 1.
14813 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14814 length_address to 4, set mode attribute to MODE_DI.
14815 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14816 (fxam<mode>2_i387): Set length attribute to 4.
14817 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14818 *prefetch_3dnow_rex): Override length_address attribute.
14819 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14821 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14822 (constm128_operand): Removed.
14823 * config/i386/i386.c (memory_address_length): For
14824 disp && !index && !base in 64-bit mode account for SIB byte if
14825 print_operand_address can't optimize disp32 into disp32(%rip)
14826 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14827 for fs: or gs: segment.
14828 (ix86_attr_length_immediate_default): When checking if shortform
14829 is possible, truncate immediate to the length of the non-shortened
14831 (ix86_attr_length_address_default): Ignore MEM_P operands
14833 (ix86_attr_length_vex_default): Only check for DImode on
14834 GENERAL_REG_P operands.
14835 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14836 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14837 (sse_cvttps2pi): Clear prefix_rep attribute.
14838 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14840 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14841 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14842 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14843 iff operand 2 is const_int_operand.
14844 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14845 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14846 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14848 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14850 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14851 prefix_data16 attribute for movlpd and movhpd instructions.
14852 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14853 length_immediate for shufpd instruction.
14854 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14855 (avx_cmpp<avxmodesuffixf2c><mode>3,
14856 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14857 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14858 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14859 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14860 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14861 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14862 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14863 prefix_data16 attribute for the first alternative to 1.
14864 (*avx_loadlps): Override length_immediate for the first alternative.
14865 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14866 attributes for second alternative.
14867 (*vec_concatv2sf_sse4_1): Override length_immediate and
14868 prefix_data16 attributes for second alternative.
14869 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14870 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14871 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14872 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14873 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14874 prefix_data16 and length_immediate to 1.
14875 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14877 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14878 prefix_extra attribute for variants that don't have 0f prefix alone.
14879 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14880 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14881 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14882 *sse4_1_pextrd): Set length_immediate to 1.
14883 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14884 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14886 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14887 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14888 length_immediate to 1 for second alternative.
14889 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14890 prefix_extra and length_immediate attributes for the first
14892 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14894 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14895 to 1 for the first and third alternative.
14896 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14898 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14900 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14902 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14903 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14904 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14905 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14906 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14907 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14908 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14909 ssse3_psign<mode>3): Override prefix_rex attribute.
14910 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14911 (ssse3_palignrti): Override length_immediate to 1.
14912 (ssse3_palignrdi): Override length_immediate to 1, override
14913 prefix_rex attribute.
14914 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14915 (sse4a_extrqi): Override length_immediate to 2.
14916 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14917 (sse4a_insertq): Override prefix_data16 to 0.
14918 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14919 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14920 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14921 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14922 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14923 and length_immediate to 1.
14924 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14925 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14926 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14927 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14928 and length_immediate to 1.
14929 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14930 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14931 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14932 avx_ptest256): Override prefix_extra to 1.
14933 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14934 Override prefix_data16 and length_immediate to 1.
14935 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14936 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14937 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14938 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14939 prefix_data16 to 0 and prefix_extra to 2.
14940 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14941 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14943 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14944 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14945 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14946 and prefix_extra to 2.
14947 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14948 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14949 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14950 avx_vpermilvar<mode>3,
14951 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14952 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14953 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14954 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14955 Override prefix_extra to 1.
14956 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14957 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14958 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14959 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14960 prefix_extra and length_immediate to 1.
14961 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14963 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14964 to 1 for the first alternative.
14965 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14966 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14968 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14969 *movv2sf_internal_avx, *movv2sf_internal): Override
14970 prefix_rep attribute for certain alternatives.
14971 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14972 attributes for certain alternatives.
14973 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14974 attributes for certain alternatives.
14975 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14976 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14977 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14978 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14979 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14980 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14981 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14982 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14983 length_immediate to 1 if operand 2 is const_int_operand.
14984 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14985 *vec_extractv2si_1): Set length_immediate attribute to 1.
14986 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14987 using old 3DNOW insn rather than SSE/3DNOW_A.
14988 (mmx_emms, mmx_femms): Clear modrm attribute.
14990 2009-05-29 Martin Jambor <mjambor@suse.cz>
14992 * tree-sra.c: New implementation of SRA.
14994 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14995 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14996 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14997 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14998 (SRA_MAX_STRUCTURE_COUNT): Removed.
14999 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15000 * doc/invoke.texi (sra-max-structure-size): Removed.
15001 (sra-field-structure-ratio): Removed.
15003 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15005 PR middle-end/40291
15006 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15009 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15011 PR rtl-optimization/40101
15012 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15013 seqno. Adjust comment.
15014 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15015 inserting bookkeeping before a jump, the jump is not scheduled.
15016 When no positive seqno found, provide a value. Add comment.
15018 2009-05-29 Richard Guenther <rguenther@suse.de>
15020 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15021 short-cutting on the first component.
15023 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15025 PR middle-end/39958
15026 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15027 for trees other than decls/types.
15029 2009-05-29 Richard Guenther <rguenther@suse.de>
15031 * tree-ssa-operands.c (get_expr_operands): Do not handle
15032 INDIRECT_REFs in the handled-component case. Remove
15033 unused get_ref_base_and_extent case.
15034 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15035 tree_low_cst and host_integerp where possible.
15036 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15037 codes for equivalence.
15038 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15040 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15042 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15043 to tmake_file for i[34567]86-*-cygwin*.
15045 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15048 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15049 (altivec_categorize_keyword, init_vector_keywords,
15050 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15053 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15055 * tree.c (handle_dll_attribute): Check if node is
15056 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15058 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15060 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15062 (thumb2_zero_extendqidi2): Likewise.
15064 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15066 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15067 instead of gen_movrt.
15068 * config/sh/sh.md (movrt): Remove.
15070 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15072 * doc/invoke.texi (IA-64 Options):
15073 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15074 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15075 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15076 -msched-prefer-non-control-spec-insns,
15077 -msched-stop-bits-after-every-cycle,
15078 -msched-count-spec-in-critical-path,
15079 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15080 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15081 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15082 and -msched-spec-verbose.
15084 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15086 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15087 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15089 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15091 2009-05-28 Richard Guenther <rguenther@suse.de>
15093 * tree-ssa-alias.c (ao_ref_init): New function.
15094 (ao_ref_base): Likewise.
15095 (ao_ref_base_alias_set): Likewise.
15096 (ao_ref_alias_set): Likewise.
15097 (refs_may_alias_p_1): Change signature.
15098 (refs_may_alias_p): Adjust.
15099 (refs_anti_dependent_p): Likewise.
15100 (refs_output_dependent_p): Likewise.
15101 (call_may_clobber_ref_p_1): Change signature.
15102 (call_may_clobber_ref_p): Adjust.
15103 (stmt_may_clobber_ref_p_1): New function split out from ...
15104 (stmt_may_clobber_ref_p): ... here.
15105 (maybe_skip_until): Adjust signature.
15106 (get_continuation_for_phi): Likewise.
15107 (walk_non_aliased_vuses): Likewise.
15108 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15109 (ao_ref_init): Declare.
15110 (ao_ref_base): Likewise.
15111 (ao_ref_alias_set): Likewise.
15112 (stmt_may_clobber_ref_p_1): Likewise.
15113 (walk_non_aliased_vuses): Adjust.
15114 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15115 (get_ref_from_reference_ops): remove.
15116 (vn_reference_lookup_2): Adjust signature.
15117 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15118 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15119 (vn_reference_lookup): Adjust.
15120 (vn_reference_insert): Likewise.
15121 (vn_reference_insert_pieces): Adjust signature.
15122 (visit_reference_op_call): Adjust.
15123 * tree-ssa-pre.c (get_expr_type): Simplify.
15124 (phi_translate_1): Adjust.
15125 (compute_avail): Likewise.
15126 (translate_vuse_through_block): Do not re-build trees.
15127 (value_dies_in_block_x): Likewise.
15128 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15130 (vn_reference_lookup_pieces): Adjust declaration.
15131 (vn_reference_insert_pieces): Likewise.
15133 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15135 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15136 with checking disabled.
15138 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15142 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15143 macro definition for support of three-operand format aligned
15144 .comm directive in assembler on cygwin/pe/mingw target OS.
15145 * configure: Regenerate.
15146 * config.h: Regenerate.
15148 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15149 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15150 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15152 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15153 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15155 2009-05-28 Ira Rosen <irar@il.ibm.com>
15157 PR tree-optimization/40254
15158 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15159 in analysis of basic blocks.
15161 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15163 PR middle-end/33699
15164 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15165 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15166 (TARGET_INITIALIZER): Use it.
15167 * cse.c (CHEAPER): Move it up to the other macros.
15168 (insert): Rename this ...
15169 (insert_with_costs): ... to this. Add cost parameters. Update
15171 (insert): New function. Call insert_with_costs.
15172 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15173 find_reg_offset_for_const, try_const_anchors): New functions.
15174 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15175 when using a const-anchor. Call insert_const_anchors.
15176 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15177 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15179 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15181 * tree-inline.c (remap_decls): Enable nonlocalized variables
15182 when not optimizing.
15184 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15186 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15187 Simplify other tests involving optimize.
15189 2009-05-27 Tom Tromey <tromey@redhat.com>
15191 * unwind-dw2.c (_Unwind_DebugHook): New function.
15192 (uw_install_context): Call _Unwind_DebugHook.
15194 2009-05-27 Tom Tromey <tromey@redhat.com>
15196 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15198 2009-05-27 Ian Lance Taylor <iant@google.com>
15200 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15201 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15202 (ALL_LINKERFLAGS): Define.
15203 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15204 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15205 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15206 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15207 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15208 $(LINKER_FOR_BUILD).
15209 (build/gcov-iov$(build_exeext)): Likewise.
15211 2009-05-27 Julian Brown <julian@codesourcery.com>
15213 * gcse.c (target.h): Include.
15214 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15215 copy of argument to a pseudo register.
15217 2009-05-27 Diego Novillo <dnovillo@google.com>
15219 * tree-ssa-live.c (dump_scope_block): Document arguments.
15220 (dump_scope_blocks): Document.
15221 (debug_scope_blocks): New.
15222 * tree-flow.h (debug_scope_blocks): Declare.
15224 2009-05-21 Denis Chertykov <denisc@overta.ru>
15226 * doc/contrib.texi (Contributors): Add myself to the list.
15228 2009-05-27 Olivier Hainque <hainque@adacore.com>
15230 * expr.c (target_align): New function. Alignment the TARGET of an
15231 assignment may be assume to have.
15232 (highest_pow2_factor_for_target): Use it instead of relying on
15233 immediate tree attributes of TARGET, not necessarily honored when
15234 intermediate bitfields are involved.
15236 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15239 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15240 AVX, SSE4, AES, PCLMUL and POPCNT.
15242 2009-05-27 Diego Novillo <dnovillo@google.com>
15244 * tree-pretty-print.c (dump_location): New.
15245 (dump_generic_node): Call it.
15246 Factor code to handle BLOCK nodes ...
15247 (dump_block_node): ... here.
15249 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15251 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15253 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15255 * gcc-plugin.h: Include config.h and system.h.
15256 (IN_GCC): Define if not defined.
15258 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15260 PR middle-end/40249
15261 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15264 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15266 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15268 * config/m32r/m32r.h: Ditto.
15269 * config/m32r/m32r.md: Ditto.
15270 * config/m32r/predicates.md: Ditto.
15272 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15274 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15276 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15279 (Loading plugins): typo.
15280 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15281 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15282 (Interacting with the GCC Garbage Collector): Added new section.
15283 (Giving information about a plugin): Added new section for
15285 * ggc.h (ggc_register_root_tab): Added declaration.
15286 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15287 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15288 (register_callback): Improved comment in declaration.
15289 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15290 (extra_root_vec) Added static variable for dynamic roots registration.
15291 (ggc_register_root_tab) Added new routine.
15292 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15293 PLUGIN_GGC_MARKING event.
15294 * ggc-zone.c: Include plugin.h.
15295 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15296 * ggc-page.c: Include plugin.h.
15297 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15298 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15299 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15300 (register_callback): check lack of callbacks for
15301 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15302 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15303 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15304 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15305 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15306 dependency on plugin.h.
15307 (plugin.o): Added dependency on ggc.h...
15309 2009-05-26 Richard Guenther <rguenther@suse.de>
15311 PR middle-end/40248
15313 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15314 with mismatched comparison modes.
15316 * expr.c (expand_expr_real_1): Expand the operand of a
15317 VIEW_CONVERT_EXPR in its natural mode.
15319 2009-05-26 Ian Lance Taylor <iant@google.com>
15321 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15322 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15323 (ALL_COMPILERFLAGS): Define.
15324 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15325 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15326 (collect2$(exeext), collect2.o): Likewise.
15327 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15328 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15329 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15330 (libbackend.o, intl.o, cppdefault.o): Likewise.
15331 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15332 (build/%.o): Use $(COMPILER_FOR_BUILD).
15333 (build/gen%$(build_exeext)): Likewise.
15334 (build/gcov-iov$(build_exeext)): LIkewise.
15335 * config/t-darwin (darwin.o): Use $(COMPILER).
15336 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15337 * config/t-sol2 (sol2-c.o): Likewise.
15338 (sol2.o): Likewise.
15339 * config/t-vxworks (vxworks.o): Likewise.
15340 * config/x-darwin (host-darwin.o): Likewise.
15341 * config/x-hpux (host-hpux.o): Likewise.
15342 * config/x-linux (host-linux.o): Likewise.
15343 * config/x-solaris (host-solaris.o): Likewise.
15344 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15345 * config/arm/t-arm (arm-c.o): Likewise.
15346 * config/arm/t-pe (pe.o): Likewise.
15347 * config/arm/t-wince-pe (pe.o): Likewise.
15348 * config/i386/t-cygming (winnt.o): Likewise.
15349 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15350 * config/i386/t-cygwin (cygwin1.o): Likewise.
15351 (cygwin2.o): Likewise.
15352 * config/i386/t-i386 (i386-c.o): Likewise.
15353 * config/i386/t-interix (winnt.o): Likewise.
15354 * config/i386/t-netware (netware.o): Likewise.
15355 * config/i386/t-nwld (nwld.o): Likewise.
15356 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15357 * config/i386/x-i386 (driver-i386.o): Likewise.
15358 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15359 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15360 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15361 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15362 * config/mips/x-native (driver-native.o): Likewise.
15363 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15364 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15365 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15366 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15367 * config/score/t-score-elf (score7.o): Likewise.
15368 (score3.o): Likewise.
15369 * config/sh/t-sh (sh-c.o): Likewise.
15370 * config/sh/t-symbian (sh-c.o): Likewise.
15371 (symbian.o): Likewise.
15372 * config/spu/t-spu-elf (spu-c.o): Likewise.
15373 * config/v850/t-v850 (v850-c.o): Likewise.
15374 * config/v850/t-v850e (v850-c.o): Likewise.
15376 2009-05-26 Richard Guenther <rguenther@suse.de>
15378 PR tree-optimization/40122
15379 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15380 VECTOR_CSTs if possible.
15381 (fold_gimple_assign): Likewise.
15383 2009-05-26 Richard Guenther <rguenther@suse.de>
15385 PR middle-end/40252
15386 * fold-const.c (fold_binary): Use the correct types for building
15389 2009-05-26 Richard Guenther <rguenther@suse.de>
15391 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15392 redundant calls to merge_alias_info.
15393 (bump_vector_ptr): Likewise.
15394 * tree-ssa-copy.c (merge_alias_info): Remove.
15395 (replace_exp_1): Remove call to merge_alias_info.
15396 (propagate_tree_value): Likewise.
15397 (fini_copy_prop): Propagate points-to info.
15398 * tree-flow.h (merge_alias_info): Remove.
15400 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15402 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15404 2009-05-25 Jan Hubicka <jh@suse.cz>
15406 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15407 * cgraph.h (struct inline_summary): New filed self_wize,
15408 size_inlining_benefit, self_time and time_inlining_benefit.
15409 (struct cgraph_global_info): Replace insns by time ans size fields.
15410 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15411 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15412 (ipcp_update_callgraph): Do not touch function bodies.
15413 * ipa-inline.c: Include except.h
15414 (MAX_TIME): New constant.
15415 (overall_insns): Remove.
15416 (leaf_node_p): New.
15417 (overall_size, max_benefit): New static variables.
15418 (cgraph_estimate_time_after_inlining): New function.
15419 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15420 (cgraph_clone_inlined_nodes): Update size.
15421 (cgraph_mark_inline_edge): Update size.
15422 (cgraph_estimate_growth): Use size info.
15423 (cgraph_check_inline_limits): Check size.
15424 (cgraph_default_inline_p): Likewise.
15425 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15426 (cgraph_decide_recursive_inlining): Check size.
15427 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15429 (cgraph_decide_inlining): Likewise.
15430 (cgraph_decide_inlining_incrementally): Likewise; honor
15431 PARAM_EARLY_INLINING_INSNS.
15432 (likely_eliminated_by_inlining_p): New predicate.
15433 (estimate_function_body_sizes): New function.
15434 (compute_inline_parameters): Use it.
15435 * except.c (must_not_throw_labels): New function.
15436 * except.h (must_not_throw_labels): Declare.
15437 * tree-inline.c (init_inline_once): Kill inlining_weigths
15438 * tree-ssa-structalias.c: Avoid uninitialized warning.
15439 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15440 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15441 (PARAM_INLINE_CALL_COST): Remove.
15442 (PARAM_EARLY_INLINING_INSNS): New.
15444 2009-05-25 Richard Guenther <rguenther@suse.de>
15446 PR tree-optimization/36327
15447 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15448 callback for reference translation or lookup at the point of may-defs.
15449 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15450 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15451 for union COMPONENT_REFs.
15452 (vn_reference_lookup_3): New callback. Lookup from memset
15453 and CONSTRUCTOR assignment, translate through struct copies.
15454 (vn_reference_lookup_pieces): Make sure to not free the
15455 passed operands array. Adjust walk_non_aliased_vuses call.
15456 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15457 make sure we do not leak memory.
15459 2009-05-25 Richard Guenther <rguenther@suse.de>
15461 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15462 * tree-inline.c (expand_call_inline): Reset the escaped and
15463 callused solutions.
15464 * tree-ssa-structalias.c (pass_build_ealias): New.
15465 * tree-pass.h (pass_build_ealias): Declare.
15466 * passes.c (init_optimization_passes): Add PTA during
15467 early optimizations.
15468 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15469 and CALLUSED solutions.
15470 (dump_points_to_solution): New function, split out from ...
15471 (dump_points_to_info_for): ... here.
15472 * tree-parloops.c (parallelize_loops): Reset the escaped and
15473 callused solutions.
15475 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15478 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15479 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15481 2009-05-25 Ira Rosen <irar@il.ibm.com>
15483 PR tree-optimization/40238
15484 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15485 statements after basic block's labels.
15486 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15487 to free the allocated memory.
15489 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15491 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15492 return address with a USE.
15494 2009-05-24 Richard Guenther <rguenther@suse.de>
15496 PR middle-end/40233
15497 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15498 array type from the main variant of the inner type.
15500 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15502 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15503 definition to bool (from int) to un-break build.
15504 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15506 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15508 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15509 discard_stmt_changes): Delete.
15510 * tree-ssa-operands.c (scb_stack): Delete.
15511 (init_ssa_operands): Do not initialize it.
15512 (fini_ssa_operands): Do not free it.
15513 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15515 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15516 update_stmt, remove the others. Fix comments.
15517 * tree-dfa.c (optimize_stack_restore): Likewise.
15518 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15519 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15520 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15521 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15523 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15524 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15525 (dom_opt_finalize_block): Likewise, adjusting access to
15527 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15528 (stmts_to_rescan): Change item type to gimple.
15529 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15531 2009-05-24 Ira Rosen <irar@il.ibm.com>
15533 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15534 * tree-pass.h (pass_slp_vectorize): New pass.
15535 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15536 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15537 * tree-vectorizer.c (timevar.h): Include.
15538 (user_vect_verbosity_level): Declare.
15539 (vect_location): Fix comment.
15540 (vect_set_verbosity_level): Update user_vect_verbosity_level
15541 instead of vect_verbosity_level.
15542 (vect_set_dump_settings): Add an argument. Ignore user defined
15543 verbosity if dump flags require higher level of verbosity. Print to
15544 stderr only for loop vectorization.
15545 (vectorize_loops): Update call to vect_set_dump_settings.
15546 (execute_vect_slp): New function.
15547 (gate_vect_slp): Likewise.
15548 (struct gimple_opt_pass pass_slp_vectorize): New.
15549 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15550 access its members.
15551 (vec_info_for_bb): New function.
15552 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15553 (VECTORIZATION_ENABLED): New macro.
15554 (SLP_ENABLED, SLP_DISABLED): Likewise.
15555 (vect_is_simple_use): Add bb_vec_info argument.
15556 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15557 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15558 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15559 vect_schedule_slp, vect_analyze_slp): Likewise.
15560 (vect_analyze_stmt): Add slp_tree argument.
15561 (find_bb_location): Declare.
15562 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15563 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15564 (vect_analyze_loop_operations, vect_analyze_loop,
15565 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15566 vect_finalize_reduction, vectorizable_reduction,
15567 vectorizable_live_operation, vect_transform_loop): Likewise.
15568 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15569 skip evolution analysis if analyzing a basic block.
15570 (dr_analyze_indices): Likewise.
15571 (initialize_data_dependence_relation): Skip the test whether the
15572 object is invariant for basic blocks.
15573 (compute_all_dependences): Skip dependence analysis for data
15574 references in basic blocks.
15575 (find_data_references_in_stmt): Don't fail in case of invariant
15576 access in basic block.
15577 (find_data_references_in_bb): New function.
15578 (find_data_references_in_loop): Move code to
15579 find_data_references_in_bb and add a call to it.
15580 (compute_data_dependences_for_bb): New function.
15581 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15582 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15584 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15585 unknown dependence in basic block and fail in case of dependence in
15587 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15588 dependence instances from either loop or basic block vectorization
15590 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15591 before calling nested_in_vect_loop_p.
15592 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15593 dependence instances from either loop or basic block vectorization
15595 (vect_verify_datarefs_alignment): Likewise.
15596 (vect_enhance_data_refs_alignment): Adjust function calls.
15597 (vect_analyze_data_refs_alignment): Likewise.
15598 (vect_analyze_group_access): Fix printing. Skip different checks if
15599 DR_STEP is 0. Keep strided stores either in loop or basic block
15600 vectorization data structure. Fix indentation.
15601 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15603 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15604 dependence instances from either loop or basic block vectorization
15606 (vect_analyze_data_refs): Update comment. Call
15607 compute_data_dependences_for_bb to analyze basic blocks.
15608 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15609 case of loop vectorization. In case of basic block vectorization use
15610 data-ref itself as a base.
15611 (vect_create_data_ref_ptr): In case of basic block vectorization:
15612 don't advance the pointer, add new statements before the current
15613 statement. Adjust function calls.
15614 (vect_supportable_dr_alignment): Support only aligned accesses in
15615 basic block vectorization.
15616 * common.opt (ftree-slp-vectorize): New flag.
15617 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15618 (vect_pattern_recog_1): Likewise.
15619 * tree-vect-stmts.c (process_use): Likewise.
15620 (vect_init_vector): Add new statements in the beginning of the basic
15621 block in case of basic block SLP.
15622 (vect_get_vec_def_for_operand): Adjust function calls.
15623 (vect_finish_stmt_generation): Likewise.
15624 (vectorizable_call): Add assert that it is loop vectorization, adjust
15626 (vectorizable_conversion, vectorizable_assignment): Likewise.
15627 (vectorizable_operation): In case of basic block SLP, take
15628 vectorization factor from statement's type and skip the relevance
15629 check. Adjust function calls.
15630 (vectorizable_type_demotion): Add assert that it is loop
15631 vectorization, adjust function calls.
15632 (vectorizable_type_promotion): Likewise.
15633 (vectorizable_store): Check for outer loop only in case of loop
15634 vectorization. Adjust function calls. For basic blocks, skip the
15635 relevance check and don't advance pointers.
15636 (vectorizable_load): Likewise.
15637 (vectorizable_condition): Add assert that it is loop vectorization,
15638 adjust function calls.
15639 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15640 that it is not reduction, get vector type, call only supported
15641 functions, skip loop specific parts.
15642 (vect_transform_stmt): Check for outer loop only in case of loop
15644 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15645 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15646 for external definition.
15647 * passes.c (pass_slp_vectorize): New pass.
15648 * tree-vect-slp.c (find_bb_location): New function.
15649 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15650 check for patterns only in loops.
15651 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15652 case of multiple types in basic block SLP.
15653 (vect_mark_slp_stmts_relevant): New function.
15654 (vect_supported_load_permutation_p): Fix comment.
15655 (vect_analyze_slp_instance): Add argument. In case of basic block
15656 SLP, take vectorization factor from statement's type, check that
15657 unrolling factor is 1. Adjust function call. Save SLP instance in
15658 either loop or basic block vectorization structure. Return FALSE,
15660 (vect_analyze_slp): Add argument. Get strided stores groups from
15661 either loop or basic block vectorization structure. Return FALSE
15662 if basic block SLP failed.
15663 (new_bb_vec_info): New function.
15664 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15665 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15666 (vect_schedule_slp): Add argument. Get SLP instances from either
15667 loop or basic block vectorization structure. Set vectorization factor
15668 to be 1 for basic block SLP.
15669 (vect_slp_transform_bb): New function.
15670 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15672 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15674 * final.c (shorten_branches): Do not align labels for jump tables.
15675 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15677 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15679 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15680 Remove outdated reference to flow.c and fix nits.
15681 * doc/gccint.texi: Tweak RTL description.
15682 * doc/rtl.texi: Likewise.
15684 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15686 * config/avr/avr.c: Change my email address.
15687 * config/avr/avr.h: Likewise.
15688 * config/avr/avr.md: Likewise.
15689 * config/avr/avr-protos.h: Likewise.
15690 * config/avr/libgcc.S: Likewise.
15692 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15694 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15695 (spu_split_load, spu_split_store): Change return type to int.
15696 (spu_split_convert): Declare.
15697 * config/spu/predicates.md (spu_mem_operand): Remove.
15698 (spu_mov_operand): Update.
15699 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15700 * config/spu/spu.c (regno_aligned_for_load): Remove.
15701 (reg_aligned_for_addr, spu_expand_load): Define.
15702 (spu_expand_extv): Reimplement and handle MEM.
15703 (spu_expand_insv): Handle MEM.
15704 (spu_sched_reorder): Handle insn's with length 0.
15705 (spu_legitimate_address_p): Reimplement.
15706 (store_with_one_insn_p): Return TRUE for any mode with size
15707 larger than 16 bytes.
15708 (address_needs_split): Define.
15709 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15711 (spu_convert_move): Define.
15712 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15713 (spu_split_store): Change all MEM's to TImode.
15714 (spu_init_expanders): Preallocate registers that correspond to
15715 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15717 (spu_split_convert): Define.
15718 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15719 (_move<mode>, _movdi, _movti): Update predicate and condition.
15720 (load, store): Change to define_split.
15721 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15723 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15724 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15725 define_insn_and_split of lshr<mode>3.
15726 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15727 (<v>ashr<mode>3_imm): Define.
15728 (extv, extzv, insv): Allow MEM operands.
15729 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15730 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15731 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15732 (_spu_convert2): Change to define_insn_and_split and remove the
15733 corresponding define_peephole2.
15734 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15735 Change predicates to memory_operand.
15737 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15739 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15741 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15743 PR tree-optimization/40219
15744 * tree.c (iterative_hash_expr): Make sure the builtin function is
15745 a normal builtin function and not a front end or back end builtin
15746 before indexing into the built_in_decls array.
15748 2009-05-22 Richard Guenther <rguenther@suse.de>
15750 PR middle-end/38964
15751 * alias.c (write_dependence_p): Do not use TBAA for answering
15752 anti-dependence or output-dependence.
15753 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15754 (emit_pointer_definition): Remove.
15755 (emit_alias_warning): Likewise.
15756 (find_what_var_points_to): Remove TBAA pruning code.
15757 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15759 (compute_points_to_sets): Remove code computing the set of
15760 dereferenced pointers.
15761 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15762 oracle for querying anti and output dependencies.
15763 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15764 if TBAA may be applied.
15765 (refs_anti_dependent_p): New function.
15766 (refs_output_dependent_p): Likewise.
15767 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15768 (refs_output_dependent_p): Likewise.
15769 * doc/tree-ssa.texi (Memory model): New section.
15770 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15771 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15772 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15773 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15774 * expr.c (expand_expr_real_1): Likewise.
15775 * gimple-low.c (lower_stmt): Likewise.
15776 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15777 (dump_gimple_cdt): Remove.
15778 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15779 (gimple_size): Likewise.
15780 (walk_gimple_op): Likewise.
15781 (is_gimple_stmt): Likewise.
15782 (walk_stmt_load_store_addr_ops): Likewise.
15783 (gimple_build_cdt): Remove.
15784 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15785 * gimple.h (gimple_cdt_new_type): Remove.
15786 (gimple_cdt_new_type_ptr): Likewise.
15787 (gimple_cdt_set_new_type): Likewise.
15788 (gimple_cdt_location): Likewise.
15789 (gimple_cdt_location_ptr): Likewise.
15790 (gimple_cdt_set_location): Likewise.
15791 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15792 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15793 GIMPLE_CHANGE_DYNAMIC_TYPE.
15794 (verify_types_in_gimple_stmt): Likewise.
15795 * tree-inline.c (estimate_num_insns): Likewise.
15796 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15797 (copy_decl_to_var): Likewise.
15798 (copy_result_decl_to_var): Likewise.
15799 * tree-pretty-print.c (dump_generic_node): Do not handle
15800 CHANGE_DYNAMIC_TYPE_EXPR.
15801 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15802 * tree-ssa-operands.c (get_expr_operands): Likewise.
15803 * tree-ssa-structalias.c (struct variable_info): Remove
15804 no_tbaa_pruning member.
15805 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15806 (unify_nodes): Do not copy it.
15807 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15808 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15809 (set_uids_in_ptset): Do not check it.
15810 (find_what_var_points_to): Likewise.
15811 (compute_tbaa_pruning): Remove.
15812 (compute_points_to_sets): Do not call it.
15813 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15814 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15815 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15816 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15817 (DECL_NO_TBAA_P): Likewise.
15818 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15819 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15820 (expand_omp_atomic_pipeline): Do not set it.
15821 * print-tree.c (print_node): Do not dump it.
15822 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15825 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15828 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15831 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15833 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15836 2009-05-22 Ben Elliston <bje@au.ibm.com>
15838 * Makefile.in (bversion.h, s-bversion): New targets.
15839 (TOPLEV_H): Add bversion.h.
15840 * toplev.h: Include "bversion.h".
15841 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15842 the __format__ attribute only if compiling with the same version
15843 of GCC as the sources (the "build version").
15845 2009-05-22 Ben Elliston <bje@au.ibm.com>
15847 * c-format.c (handle_format_attribute): Fix comment typo.
15849 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15852 * config/ia64/ia64.opt (mfused-madd): New.
15853 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15854 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15855 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15856 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15857 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15858 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15859 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15860 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15861 instruction if !TARGET_FUSED_MADD.
15862 (fpma, fpms): Remove colon from name.
15864 2009-05-22 Richard Guenther <rguenther@suse.de>
15866 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15867 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15868 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15870 (create_expression_by_pieces): Only convert if necessary.
15871 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15872 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15874 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15876 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15877 regular pattern from a template and rename it ...
15878 (*extzv_truncsi_exts): ... to this.
15880 2009-05-21 Richard Guenther <rguenther@suse.de>
15882 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15883 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15884 (cgraph_default_inline_p): Likewise.
15885 (cgraph_decide_inlining_incrementally): Likewise.
15887 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15888 Uros Bizjak <ubizjak@gmail.com>
15890 * config/i386/cpuid.h (bit_MOVBE): New.
15892 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15894 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15895 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15896 (ix86_handle_option): Handle OPT_mmovbe.
15897 (ix86_target_string): Add -mmovbe.
15898 (pta_flags): Add PTA_MOVBE.
15899 (processor_alias_table): Add PTA_MOVBE to "atom".
15900 (override_options): Handle PTA_MOVBE.
15902 * config/i386/i386.h (TARGET_MOVBE): New.
15904 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15905 (*bswapsi_movbe): New.
15906 (*bswapdi_movbe): Likewise.
15907 (bswapdi2): Renamed to ...
15908 (*bswapdi_1): This.
15909 (bswapdi2): New expander.
15911 * config/i386/i386.opt (mmovbe): New.
15913 * doc/invoke.texi: Document -mmovbe.
15915 2009-05-21 Taras Glek <tglek@mozilla.com>
15917 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15918 * gcc-plugin.h (plugin_init): Updated signature.
15919 * gcc-plugin.h (plugin_name_args): Moved to this header.
15920 * doc/plugins.texi (plugin_init): Updated documention to reflect
15922 * doc/plugins.texi (plugin_name_args): Added to documention.
15924 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15926 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15927 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15929 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15931 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15932 JUMP_TABLE_DATA_P predicates where applicable.
15933 * config/i386/predicates.md: Ditto.
15934 * config/i386/sse.md: Ditto.
15936 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15938 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15939 operand2 -128 override length_immediate attribute to 1.
15940 * config/i386/predicates.md (constm128_operand): New predicate.
15942 * config/i386/i386.c (memory_address_length): Handle %r12
15943 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15945 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15946 mode look through optional ZERO_EXTEND and SUBREG.
15947 * config/i386/i386.md (R12_REG): New define_constant.
15948 (prefix_data16): For sse unit set also for MODE_TI insns.
15949 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15950 insns set if operand 1 is ext_QIreg_operand.
15951 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15952 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15954 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15955 mode from MODE_DI to MODE_SI.
15956 (movdi_1_rex64): Override modrm and length_immediate attributes
15957 only for movabs (TYPE_IMOV, alternative 2).
15958 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15959 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15960 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15961 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15962 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15963 prefix_rex attribute if DImode.
15964 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15965 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15966 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15967 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15968 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15969 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15970 Likewise. For TYPE_IMOV clear length_immediate attribute.
15971 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15972 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15973 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15974 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15975 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15976 or one operand TYPE_ISHIFT.
15977 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15978 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15979 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15980 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15981 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15982 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15983 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15984 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15985 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15986 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15987 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15988 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15989 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15990 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15991 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15992 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15993 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15994 set mode attribute, don't override length attribute.
15995 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15997 (return_internal_long): Set length attribute to 2 instead of 1.
15998 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15999 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16000 prefix_rex attribute.
16001 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16003 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16005 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16007 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16009 2009-05-20 Ian Lance Taylor <iant@google.com>
16011 * tree.c (build_tree_list_vec_stat): New function.
16012 (ctor_to_vec): New function.
16013 (build_nt_call_vec): New function.
16014 (build_call_array): Change args to be a const pointer.
16015 (build_call_vec): New function.
16016 * tree.h (build_nt_call_vec): Declare.
16017 (build_tree_list_vec_stat): Declare.
16018 (build_tree_list_vec): Define.
16019 (build_call_array): Update declaration.
16020 (build_call_vec): Declare.
16021 (ctor_to_vec): Declare.
16022 * c-common.c (tree_vector_cache): New static variable.
16023 (make_tree_vector): New function.
16024 (release_tree_vector): New function.
16025 (make_tree_vector_single): New function.
16026 (make_tree_vector_copy): New function.
16027 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16028 (make_tree_vector_single, make_tree_vector_copy): Declare.
16029 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16030 (c_parser_expr_list): Don't manage cache here, instead call
16032 (c_parser_release_expr_list): Remove static function.
16033 (c_parser_vec_to_tree_list): Remove static function.
16034 (c_parser_attributes): Call build_tree_list_vec instead of
16035 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16036 c_parser_release_expr_list.
16037 (c_parser_postfix_expression_after_primary): Likewise.
16038 (c_parser_objc_keywordexpr): Likewise.
16040 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16042 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16043 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16044 TARGET_CONVERT_TO_TYPE.
16045 * hooks.c (hook_tree_const_tree_null): Define.
16046 * hooks.h (hook_tree_const_tree_null): Declare.
16047 * target.h (struct gcc_target): Add invalid_parameter_type,
16048 invalid_return_type, promoted_type, and convert_to_type fields.
16049 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16050 (TARGET_INVALID_RETURN_TYPE): Define.
16051 (TARGET_PROMOTED_TYPE): Define.
16052 (TARGET_CONVERT_TO_TYPE): Define.
16053 (TARGET_INITIALIZER): Update for new fields.
16054 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16055 (grokparms): Check targetm.invalid_parameter_type.
16056 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16057 * c-convert.c (convert): Check targetm.convert_to_type.
16059 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16061 * config/mips/mips.md (*extenddi_truncate<mode>,
16062 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16064 (*extendhi_truncateqi): New define_insn_and_sptit.
16066 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16068 PR middle-end/40204
16069 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16070 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16072 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16074 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16075 the operand of VIEW_CONVERT_EXPR.
16077 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16079 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16080 extended family and model for Intel processors. Support Intel Atom.
16082 2009-05-20 Olivier Hainque <hainque@adacore.com>
16084 * gstab.h (stab_code_type): Define, to be used instead of the
16085 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16087 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16088 occurrences by stab_code_type.
16089 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16091 2009-05-20 Martin Jambor <mjambor@suse.cz>
16093 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16094 (sra_insert_before): Likewise.
16095 (sra_insert_after): Likewise.
16096 (sra_init_cache): Likewise.
16097 (sra_type_can_be_decomposed_p): Likewise.
16098 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16099 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16100 (sra_insert_before): Likewise.
16101 (sra_insert_after): Likewise.
16102 (sra_init_cache): Likewise.
16103 (insert_edge_copies_seq): Made static and moved upwards.
16105 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16108 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16110 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16111 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16114 2009-05-20 Richard Guenther <rguenther@suse.de>
16116 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16117 with mismatched comparison modes.
16119 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16121 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16122 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16123 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16124 with shifts for Thumb2.
16125 (orsi_notsi): New for orn.
16126 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16127 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16128 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16129 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16130 Don't invert remainder for IOR.
16132 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16134 PR tree-optimization/40087
16135 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16136 number_of_iterations_ne): Rename never_infinite argument.
16137 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16138 number_of_iterations_le): Handle pointer-type ivs when
16139 exit_must_be_taken is false.
16140 (number_of_iterations_cond): Do not always assume that
16141 exit_must_be_taken if the control variable is a pointer.
16143 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16145 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16146 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16148 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16150 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16151 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16153 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16156 * c.opt (Wlogical-op): Disabled by default.
16157 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16159 * doc/invoke.texi (Wlogical-op): Likewise.
16161 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16163 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16165 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16166 Propagate the type of the first operand.
16167 <ASSERT_EXPR>: Simplify.
16168 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16169 Rewrite using the RHS code as discriminant.
16170 <NOP_EXPR>: Turn into CASE_CONVERT.
16171 <PLUS_EXPR>: Propagate the type of the first operand.
16173 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16175 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16176 (ia64_dconst_0_375): New.
16177 * config/ia64/ia64.c (ia64_override_options): Remove
16178 -minline-sqrt-min-latency warning.
16179 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16180 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16181 * config/ia64/ia64.md (*sqrt_approx): Remove.
16182 (sqrtsf2): Remove #if 0.
16183 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16184 (sqrtdf): Remove assert.
16185 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16186 (sqrtxf2): Remove #if 0.
16187 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16188 * div.md (sqrt_approx_rf): New.
16189 (sqrtsf2_internal_thr): New implementation.
16190 (sqrtsf2_internal_lat): New.
16191 (sqrtdf2_internal_thr: New implementation.
16192 (sqrtxf2_internal): New implementation.
16194 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16195 Hans-Peter Nilsson <hp@axis.com>
16197 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16198 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16199 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16200 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16201 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16202 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16203 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16204 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16205 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16206 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16207 * c-common.c: ...from here.
16209 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16211 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16213 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16215 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16217 2009-05-19 Ben Elliston <bje@au.ibm.com>
16219 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16220 assignments with memcpy calls.
16221 (add_fdes): Likewise.
16222 (binary_search_unencoded_fdes): Likewise.
16223 (linear_search_fdes): Eliminate type puns.
16225 2009-05-19 Richard Guenther <rguenther@suse.de>
16227 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16228 not falsely claim to have propagated into all uses.
16230 2009-05-19 Ben Elliston <bje@au.ibm.com>
16232 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16235 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16237 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16238 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16239 (TARGET_LEGITIMATE_ADDRESS_P): New.
16240 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16241 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16243 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16246 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16247 child of the containing namespace's DIE.
16249 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16251 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16252 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16253 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16256 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16259 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16260 gen_align with gen_pad.
16261 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16262 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16264 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16265 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16267 * config/i386/i386.md (align): Renamed to ...
16268 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16269 ASM_OUTPUT_MAX_SKIP_PAD.
16271 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16273 * config.gcc: Fix variable syntax.
16276 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16277 before calling exact_log2.
16278 (output_iorsi3): Likewise.
16279 (output_xorsi3): Likewise.
16281 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16283 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16284 for the none zero constant operand except for EQ and NE
16285 comprisons even when the first operand is R0.
16287 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16289 * config/s390/2064.md: Remove trailing whitespaces.
16290 * config/s390/2084.md: Likewise.
16291 * config/s390/constraints.md: Likewise.
16292 * config/s390/fixdfdi.h: Likewise.
16293 * config/s390/libgcc-glibc.ver: Likewise.
16294 * config/s390/s390-modes.def: Likewise.
16295 * config/s390/s390-protos.h: Likewise.
16296 * config/s390/s390.c: Likewise.
16297 * config/s390/s390.h: Likewise.
16298 * config/s390/s390.md: Likewise.
16299 * config/s390/tpf-unwind.h: Likewise.
16301 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16303 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16305 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16308 * configure.ac (m68k-*-*): Check if binutils support TLS.
16309 * configure: Regenerate.
16310 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16311 * config/m68k/constraints.md (Cu): New constraint.
16312 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16313 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16314 (movsi): Handle TLS symbols.
16315 (addsi3_5200): Handle XTLS symbols, indent.
16316 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16317 (m68k_tls_reference_p): Declare.
16318 (m68k_legitimize_address): Declare.
16319 (m68k_unwrap_symbol): Declare.
16320 * config/m68k/m68k.opt (mxtls): New option.
16321 * config/m68k/m68k.c (ggc.h): Include.
16322 (m68k_output_dwarf_dtprel): Implement hook.
16323 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16324 (m68k_expand_prologue): Load GOT pointer when function needs it.
16325 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16326 (m68k_legitimate_constant_address_p): Same.
16327 (m68k_decompose_address): Handle TLS references.
16328 (m68k_get_gp): New static function.
16329 (enum m68k_reloc): New contants.
16330 (TLS_RELOC_P): New macro.
16331 (m68k_wrap_symbol): New static function.
16332 (m68k_unwrap_symbol): New function.
16333 (m68k_final_prescan_insn_1): New static function.
16334 (m68k_final_prescan_insn): New function.
16335 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16337 (legitimize_pic_address): Handle TLS references..
16338 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16339 (m68k_libcall_value_in_a0_p)
16340 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16341 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16342 (m68k_legitimize_tls_address): Handle TLS references.
16343 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16345 (m68k_legitimize_address): Handle TLS symbols.
16346 (m68k_get_reloc_decoration): New static function.
16347 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16349 (m68k_output_dwarf_dtprel): Implement hook.
16350 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16351 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16352 m68k_call_* routines.
16353 (sched_attr_op_type): Handle TLS symbols.
16354 (gt-m68k.h): Include.
16355 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16356 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16358 2009-05-18 Martin Jambor <mjambor@suse.cz>
16360 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16361 (visit_store_addr_for_mod_analysis): New function.
16362 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16363 (determine_cst_member_ptr): Use gimple_assign_single_p.
16364 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16365 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16366 operands. Don't check number of operands of a NOP_EXPR.
16368 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16370 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16372 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16375 * c-common.c (warn_logical_operator): Don't warn if one of
16376 expression isn't always true or false.
16378 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16380 * config/i386/biarch32.h: New file.
16381 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16383 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16385 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16386 *zero_extend<mode>_truncqi): Merge these into ...
16387 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16388 Name the pattern following this as *zero_extendhi_truncqi.
16390 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16392 PR middle-end/39301
16393 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16394 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16395 (output_info): Make field HOST_WIDEST_INT.
16396 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16397 (dump_bitmat_statistics): Same.
16399 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16401 * config.gcc (use_gcc_stdint): Set to wrap.
16402 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16403 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16404 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16405 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16406 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16407 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16408 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16409 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16411 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16413 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16415 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16416 Move definitions earlier.
16417 (OPT_ARCH64, OPT_ARCH32): Define.
16418 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16421 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16424 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16427 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16429 * arm.md (movdi2): Copy non-reg values to DImode registers.
16431 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16434 * final.c (label_to_max_skip): New function.
16435 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16436 CODE_LABEL_NUMBER <= max_labelno.
16437 * output.h (label_to_max_skip): New prototype.
16438 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16439 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16440 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16441 Handle CODE_LABELs with >= 16 byte alignment or with
16442 max_skip == (1 << align) - 1.
16443 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16444 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16447 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16448 .p2align 3 if MAX_SKIP is smaller than 7.
16449 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16451 2009-05-15 Ian Lance Taylor <iant@google.com>
16453 * alias.c (struct alias_set_entry_d): Rename from struct
16454 alias_set_entry. Change all uses.
16455 * except.c (struct call_site_record_d): Rename from struct
16456 call_site_record. Change all uses.
16457 * except.h (struct eh_region_d): Rename from struct eh_region.
16459 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16461 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16462 ivtype_map_elt. Change all uses.
16463 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16465 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16466 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16468 (struct sese_d): Rename from struct sese. Change all uses.
16469 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16470 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16471 * optabs.h (struct optab_d): Rename from struct optab. Change all
16473 (struct convert_optab_d): Rename from struct convert_optab.
16475 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16476 ipa_opt_pass. Change all uses.
16477 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16480 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16481 defined as a typedef.
16482 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16485 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16488 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16490 (merge_ranges): Returns bool.
16491 * tree.h (make_range): .. to here.
16492 (build_range_check): Likewise.
16493 (merge_ranges): Likewise. Renamed from merge_ranges.
16494 * c-typeck.c (parser_build_binary_op): Update calls to
16495 warn_logical_operator.
16496 * c-common.c (warn_logical_operator): Add new warning.
16497 * c-common.h (warn_logical_operator): Update declaration.
16499 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16501 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16503 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16505 * doc/install.texi: Document MPC requirements, flags etc.
16507 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16508 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16509 Evaluate constant arguments.
16510 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16511 (fold_builtin_1): Likewise, also evaluate constant arguments.
16512 Remove superfluous break.
16513 (do_mpc_ckconv): New.
16514 * real.h: Include mpc.h.
16515 * toplev.c (print_version): Output MPC version info if available.
16517 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16519 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16521 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16523 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16526 2009-05-15 Jan Hubicka <jh@suse.cz>
16528 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16529 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16530 (try_inline): Fix return value.
16531 (cgraph_decide_inlining_incrementally): Honor new value.
16532 (cgraph_early_inlining): Handle indirect inlining.
16533 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16535 2009-05-15 Jan Hubicka <jh@suse.cz>
16537 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16538 * cgraphunit.c (cgraph_finalize_function): Set it.
16539 (cgraph_expand_function): Use it.
16541 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16543 * real.c (encode_ieee_half): Define.
16544 (decode_ieee_half): Define.
16545 (ieee_half_format): Define.
16546 (arm_half_format): Define.
16547 * real.h (ieee_half_format): Declare.
16548 (arm_half_format): Declare.
16550 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16552 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16553 swapped, and reversed optabs exist before trying to use them.
16555 2009-05-15 Paul Brook <paul@codesourcery.com>
16556 Sandra Loosemore <sandra@codesourcery.com>
16558 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16559 loads. Allow PRE_DEC.
16560 (output_move_neon): Handle PRE_DEC.
16561 (arm_print_operand): Add 'A' for neon structure loads.
16562 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16563 * config/arm/neon.md (neon_mov): Update comment.
16564 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16566 (Um): New constraint.
16568 2009-05-15 Jan Hubicka <jh@suse.cz>
16570 Revert the following patch until testsuite fallout is fixed:
16571 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16572 * cgraph.h (struct inline_summary): New filed self_wize,
16573 size_inlining_benefit, self_time and time_inlining_benefit.
16574 (struct cgraph_global_info): Replace insns by time ans size fields.
16575 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16576 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16577 (ipcp_update_callgraph): Do not touch function bodies.
16578 * ipa-inline.c: Include except.h
16579 (MAX_TIME): New constant.
16580 (overall_insns): Remove
16581 (overall_size, max_benefit): New static variables.
16582 (cgraph_estimate_time_after_inlining): New function.
16583 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16584 (cgraph_clone_inlined_nodes): Update size.
16585 (cgraph_mark_inline_edge): Update size.
16586 (cgraph_estimate_growth): Use size info.
16587 (cgraph_check_inline_limits): Check size.
16588 (cgraph_default_inline_p): Likewise.
16589 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16590 (cgraph_decide_recursive_inlining): Check size.
16591 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16593 (cgraph_decide_inlining): Likewise.
16594 (cgraph_decide_inlining_incrementally): Likewise; honor
16595 PARAM_EARLY_INLINING_INSNS.
16596 (likely_eliminated_by_inlining_p): New predicate.
16597 (estimate_function_body_sizes): New function.
16598 (compute_inline_parameters): Use it.
16599 * except.c (must_not_throw_labels): New function.
16600 * except.h (must_not_throw_labels): Declare.
16601 * tree-inline.c (init_inline_once): Kill inlining_weigths
16602 * tree-ssa-structalias.c: Avoid uninitialized warning.
16603 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16604 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16605 (PARAM_INLINE_CALL_COST): Remove.
16606 (PARAM_EARLY_INLINING_INSNS): New.
16608 2009-05-15 Richard Guenther <rguenther@suse.de>
16610 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16611 not TODO_update_ssa.
16613 2009-05-15 Richard Guenther <rguenther@suse.de>
16615 PR tree-optimization/39999
16616 * gimple.h (gimple_expr_type): Use the expression type looking
16617 through useless conversions.
16618 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16619 (vn_nary_op_insert_stmt): Likewise.
16620 (simplify_binary_expression): Likewise.
16622 2009-05-15 Richard Guenther <rguenther@suse.de>
16624 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16625 New options, enabled by default.
16626 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16628 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16629 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16630 * tree-ssa-structalias.c (gate_tree_pta): New function.
16631 (pass_build_alias): Use it.
16633 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16635 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16636 recurse on an invariant address if a conversion from a pointer
16637 type to a wider integer type is involved.
16639 2009-05-15 Jan Hubicka <jh@suse.cz>
16641 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16642 * cgraph.h (struct inline_summary): New filed self_wize,
16643 size_inlining_benefit, self_time and time_inlining_benefit.
16644 (struct cgraph_global_info): Replace insns by time ans size fields.
16645 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16646 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16647 (ipcp_update_callgraph): Do not touch function bodies.
16648 * ipa-inline.c: Include except.h
16649 (MAX_TIME): New constant.
16650 (overall_insns): Remove
16651 (overall_size, max_benefit): New static variables.
16652 (cgraph_estimate_time_after_inlining): New function.
16653 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16654 (cgraph_clone_inlined_nodes): Update size.
16655 (cgraph_mark_inline_edge): Update size.
16656 (cgraph_estimate_growth): Use size info.
16657 (cgraph_check_inline_limits): Check size.
16658 (cgraph_default_inline_p): Likewise.
16659 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16660 (cgraph_decide_recursive_inlining): Check size.
16661 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16663 (cgraph_decide_inlining): Likewise.
16664 (cgraph_decide_inlining_incrementally): Likewise; honor
16665 PARAM_EARLY_INLINING_INSNS.
16666 (likely_eliminated_by_inlining_p): New predicate.
16667 (estimate_function_body_sizes): New function.
16668 (compute_inline_parameters): Use it.
16669 * except.c (must_not_throw_labels): New function.
16670 * except.h (must_not_throw_labels): Declare.
16671 * tree-inline.c (init_inline_once): Kill inlining_weigths
16672 * tree-ssa-structalias.c: Avoid uninitialized warning.
16673 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16674 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16675 (PARAM_INLINE_CALL_COST): Remove.
16676 (PARAM_EARLY_INLINING_INSNS): New.
16677 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16678 (inline-call-cost): Remove.
16679 (early-inlining-insns): New.
16681 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16683 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16685 (print_int_cst_bounds_in_octal_p): Likewise.
16686 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16688 * dwarf2out.c (base_type_die): Likewise.
16689 (is_subrange_type): Delete.
16690 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16691 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16692 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16693 if the destination type is boolean.
16694 (build_range_check): Do not special-case subtypes.
16695 (fold_sign_changed_comparison): Likewise.
16696 (fold_unary): Likewise.
16697 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16698 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16699 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16700 * tree.c (subrange_type_for_debug_p): New predicate based on the
16701 former is_subrange_type.
16702 * tree.h (subrange_type_for_debug_p): Declare.
16703 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16704 (convert_affine_scev): Remove call to above function.
16705 (chrec_convert_aggressive): Likewise.
16706 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16707 false for conversions involving subtypes.
16708 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16709 (vrp_val_min): Likewise.
16710 (needs_overflow_infinity): Likewise.
16711 (extract_range_from_unary_expr): Likewise.
16713 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16715 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16716 * config/frv/frv.c: Likewise.
16717 * config/s390/s390.c: Likewise.
16718 * config/sparc/sparc.h: Likewise.
16719 * config/i386/i386.h: Likewise.
16720 * config/i386/i386.c: Likewise.
16721 * config/crx/crx.c: Likewise.
16722 * config/m68hc11/m68hc11.h: Likewise.
16723 * config/iq2000/iq2000.c: Likewise.
16724 * config/mn10300/mn10300.h: Likewise.
16725 * config/mn10300/mn10300.c: Likewise.
16726 * config/m68k/m68k.c: Likewise.
16727 * config/rs6000/rs6000.c: Likewise.
16728 * config/rs6000/xcoff.h: Likewise.
16729 * config/rs6000/linux64.h: Likewise.
16730 * config/rs6000/sysv4.h: Likewise.
16731 * config/score/score3.c: Likewise.
16732 * config/score/score7.c: Likewise.
16733 * config/score/score.c: Likewise.
16734 * config/arm/arm.md: Likewise.
16735 * config/mips/mips.c: Likewise.
16736 * config/mips/mips.md: Likewise.
16737 * config/bfin/bfin.h: Likewise.
16738 * config/pa/pa.c: Likewise.
16739 * config/pa/constraints.md: Likewise.
16741 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16742 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16743 * config/pdp11/pdp11.h: Use memory_address_p instead.
16745 2009-05-14 Ian Lance Taylor <iant@google.com>
16747 * passes.c (finish_optimization_passes): Change i to int.
16748 * plugin.c (plugins_active_p): Change event to int.
16749 (dump_active_plugins): Likewise.
16750 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16752 * tree.c (tree_range_check_failed): Change c to unsigned int.
16753 (omp_clause_range_check_failed): Likewise.
16754 (build_common_builtin_nodes): Change mode to int. Add cast.
16755 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16756 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16758 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16759 ++ or -- with a variable of enum type.
16761 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16764 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16766 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16768 * store-motion.c: Do not include params.h
16769 * Makefile.in: Fix dependencies for various files.
16771 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16773 * auto-inc-dec.c: Fix pass description, remove apparent
16774 accidental duplication.
16776 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16778 PR middle-end/40147
16779 * ipa-utils.h (memory_identifier_string): Moved to ...
16780 * tree.h (memory_identifier_string): Here. Add GTY(()).
16782 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16784 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16785 in the former documentation of...
16786 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16787 * ira-conflicts.c (get_dup_num): Use address_operand.
16788 * targhooks.c (default_legitimate_address_p): New.
16789 * targhooks.h (default_legitimate_address_p): New.
16790 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16792 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16793 * target.h (struct target): Add legitimate_address_p.
16794 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16795 (TARGET_INITIALIZER): Include it.
16797 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16798 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16799 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16800 (TARGET_LEGITIMATE_ADDRESS_P): New.
16802 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16803 (REG_OK_STRICT_P): Delete.
16804 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16805 (frv_legitimate_address_p_1): ... this.
16806 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16807 (frv_legitimate_address_p_1): ... the renamed old
16808 frv_legitimate_address_p.
16809 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16810 (TARGET_LEGITIMATE_ADDRESS_P): New.
16812 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16813 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16814 * config/s390/s390.c (legitimate_address_p): Rename to...
16815 (s390_legitimate_address_p): ... this, make static.
16816 (legitimize_address): Adjust call.
16817 (TARGET_LEGITIMATE_ADDRESS_P): New.
16818 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16820 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16821 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16822 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16823 (TARGET_LEGITIMATE_ADDRESS_P): New.
16825 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16826 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16827 * config/spu/spu.c (spu_legitimate_address): Rename to...
16828 (spu_legitimate_address_p): ... this, make static.
16829 (TARGET_LEGITIMATE_ADDRESS_P): New.
16831 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16832 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16833 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16834 (sparc_legitimate_address_p): ... this, make static and return bool.
16835 (legitimize_address): Adjust call.
16836 (TARGET_LEGITIMATE_ADDRESS_P): New.
16838 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16839 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16840 * config/i386/i386.c (legitimate_address_p): Rename to...
16841 (ix86_legitimate_address_p): ... this, make static.
16842 (constant_address_p): Move after it, adjust call.
16843 (TARGET_LEGITIMATE_ADDRESS_P): New.
16845 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16846 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16847 * config/avr/avr.c (legitimate_address_p): Rename to...
16848 (avr_legitimate_address_p): ... this, make static.
16849 (legitimize_address): Adjust call.
16850 (TARGET_LEGITIMATE_ADDRESS_P): New.
16852 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16853 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16854 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16855 (TARGET_LEGITIMATE_ADDRESS_P): New.
16857 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16858 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16859 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16860 (TARGET_LEGITIMATE_ADDRESS_P): New.
16862 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16863 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16865 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16867 (TARGET_LEGITIMATE_ADDRESS_P): New.
16869 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16870 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16872 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16874 (m68hc11_legitimate_address_p): ... this, make static.
16875 (go_if_legitimate_address_internal): Rename to...
16876 (m68hc11_legitimate_address_p_1): ... this.
16877 (legitimize_address): Adjust call.
16878 (TARGET_LEGITIMATE_ADDRESS_P): New.
16880 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16881 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16882 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16883 (TARGET_LEGITIMATE_ADDRESS_P): New.
16885 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16886 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16887 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16888 (mn10300_legitimate_address_p): ... this, make static.
16889 (TARGET_LEGITIMATE_ADDRESS_P): New.
16891 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16892 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16893 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16894 (TARGET_LEGITIMATE_ADDRESS_P): New.
16896 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16897 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16898 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16899 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16900 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16901 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16902 (rs6000_legitimate_address_p): ... this, make static.
16903 (TARGET_LEGITIMATE_ADDRESS_P): New.
16904 (REG_MODE_OK_FOR_BASE_P): Delete.
16905 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16907 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16908 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16910 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16911 static, adjust types.
16912 (TARGET_LEGITIMATE_ADDRESS_P): New.
16914 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16915 * config/score/score.c (score_address_p): Rename to...
16916 (score_legitimate_address_p): ... this.
16917 (TARGET_LEGITIMATE_ADDRESS_P): New.
16918 * config/score/score3.c (score3_address_p): Rename to...
16919 (score3_legitimate_address_p): ... this.
16920 * config/score/score7.c (score7_address_p): Rename to...
16921 (score7_legitimate_address_p): ... this.
16923 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16924 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16925 GO_IF_LEGITIMATE_ADDRESS): Delete.
16926 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16927 thumb2_legitimate_address_p): Delete.
16928 (arm_legitimate_address_p): Rename to...
16929 (arm_legitimate_address_outer_p): ... this.
16930 * config/arm/constraints.md ("Uq"): Adjust call.
16931 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16932 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16934 (arm_legitimate_address_outer_p): ... this.
16935 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16937 (TARGET_LEGITIMATE_ADDRESS_P): New.
16939 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16940 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16941 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16942 (TARGET_LEGITIMATE_ADDRESS_P): New.
16944 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16945 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16946 * config/vax/vax.c (legitimate_address_p): Rename to...
16947 (vax_legitimate_address_p): ... this, make static.
16948 (TARGET_LEGITIMATE_ADDRESS_P): New.
16950 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16951 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16952 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16953 (TARGET_LEGITIMATE_ADDRESS_P): New.
16955 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16956 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16957 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16958 (mmix_legitimate_address_p): ... this, make static.
16959 (TARGET_LEGITIMATE_ADDRESS_P): New.
16961 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16962 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16963 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16964 (TARGET_LEGITIMATE_ADDRESS_P): New.
16966 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16968 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16969 of MODE_COMPLEX_INT.
16971 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16973 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16974 LCT_NORMAL in function call.
16975 * mips-tdump.c (print_file_desc): Add cast to enum type.
16976 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16977 (mark_stabs): Add casts to enum types.
16978 (parse_stabs_common): Add casts to enum types.
16980 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16982 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16983 Check for invalid values of LETTER.
16985 2009-05-13 Taras Glek <tglek@mozilla.com>
16987 * attribs.c (register_attribute): moved out attribute registration
16988 into register_attribute.
16989 * doc/plugins.texi: Documented register_attribute and
16991 * gcc-plugin.h: Added forward decl for register_attribute.
16992 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16993 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16994 PLUGIN_ATTRIBUTES boilerplate.
16996 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16998 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16999 values even in sentinel and empty entries.
17000 (ms_printf_flag_specs): Likewise.
17001 (ms_scanf_flag_specs): Likewise.
17002 (ms_strftime_flag_specs): Likewise.
17003 (ms_print_char_table): Likewise.
17004 (ms_scan_char_table): Likewise.
17005 (ms_time_char_table): Likewise.
17007 2009-05-13 Doug Kwan <dougkwan@google.com>
17009 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17011 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17013 * config/mips/mips.md (store): Add attributes for QI and HI.
17015 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17016 (truncdi<mode>2): ... this new pattern.
17018 2009-05-13 Brad Hards <bradh@kde.org>
17020 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17022 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17023 Ben Elliston <bje@au.ibm.com>
17025 PR middle-end/40035
17026 * dse.c (check_mem_read_rtx): Guard against width == -1.
17028 2009-05-13 Michael Matz <matz@suse.de>
17030 PR middle-end/39976
17031 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17032 (trivially_conflicts_p): New function.
17033 (insert_backedge_copies): Use it.
17035 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17037 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17038 (handle_stdc_pragma): Use new enum constant names.
17039 (handle_pragma_float_const_decimal64): Ditto.
17041 2009-05-13 Ian Lance Taylor <iant@google.com>
17043 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17046 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17048 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17049 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17051 * config/m68k/m68k.h (FL_UCLINUX): Define.
17053 2009-05-13 Jan Hubicka <jh@suse.cz>
17055 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17057 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17059 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17060 unless -fschedule-insns is specified.
17062 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17065 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17066 TARGET_EXPAND_CBRANCHDI4.
17067 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17068 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17069 (cmpeqdi): Fix comment.
17071 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17073 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17074 (sh_legitimate_address_p): Likewise.
17075 * config/sh/sh.c (sh_legitimate_index_p): New.
17076 (sh_legitimate_address_p): Likewise.
17077 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17078 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17079 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17080 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17081 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17082 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17083 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17084 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17085 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17087 2009-05-12 Jan Hubicka <jh@suse.cz>
17089 * tree-inline.c (estimate_operator_cost): Add operands;
17090 when division happens by constant, it is cheap.
17091 (estimate_num_insns): Loads and stores are not having cost of 0;
17092 EH magic stuff is cheap; when computing runtime cost of switch,
17093 use log2 base of amount of its cases; builtin_expect has cost of 0;
17094 compute cost for moving return value of call.
17095 (init_inline_once): Initialize time_based flags.
17096 * tree-inline.h (eni_weights_d): Add time_based flag.
17098 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17100 * df-core.c: Update head documentation.
17102 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17105 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17106 shadowing exisiting variable op1.
17108 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17111 * config/i386/driver-i386.c (processor_signatures): New enum.
17112 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17113 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17114 processor signature to detect geode processor.
17116 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17120 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17122 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17123 causes spurious differences between trunk and cond-optab branch.
17125 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17127 * dojump.c (compare_from_rtx): Delete.
17128 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17129 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17130 if the comparison does not satisfy the predicate; test predicates for
17131 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17132 further if one existing pattern fails.
17133 * expr.h (compare_from_rtx): Delete.
17134 (prepare_operand): Declare it.
17135 * optabs.c: Change "lib call" to "libcall" throughout.
17136 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17137 HAVE_conditional_trap, emit_cmp_insn): Delete.
17138 (can_compare_p): Delete cmp_optab case.
17139 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17140 Accept other parameters by value.
17141 (prepare_operand): Make non-static.
17142 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17143 other parameters by value. Try to widen operands here based on
17144 an optab_methods argument and looking at cbranch_optab.
17145 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17146 loop. Use cbranch_optab directly.
17147 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17148 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17150 (emit_conditional_move, emit_conditional_add): Inline what's needed
17151 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17152 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17153 with COMPARE. Move cmov_optab and cstore_optab above
17154 with cbranch_optab, move cmp_optab down with ucmp_optab,
17155 remove tst_otpab. Do not initialize trap_rtx.
17156 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17157 for trap code. Do not check HAVE_conditional_trap. Use
17158 prepare_cmp_insn. Accept no predicate for operand 3.
17159 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17160 (OTI_ctrap, ctrap_optab): New.
17161 (tst_optab): Delete.
17162 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17163 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17164 with lookup of ctrap_optab.
17165 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17167 (ctrap_optab): New.
17169 * combine.c (combine_simplify_rtx, simplify_set): Do not
17170 special case comparing against zero for cc0 machines.
17171 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17172 COMPARE on cc0 machines.
17173 (simplify_relational_operation): Return a new expression when
17174 a COMPARE could be removed.
17175 * final.c (final_scan_insn): Compare cc_status values
17176 against LHS of a (compare FOO (const_int 0)) cc0 source.
17177 Also check if cc_status.value is the full compare.
17179 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17180 (cstoreMM4): Document.
17181 (conditional_trap): Document ctrapMM4 instead.
17182 (sync_compare_and_swapMM): Refer to cbranchcc4.
17183 (Dependent Patterns): Eliminate obsolete information referring to
17184 the old jump optimization phase.
17185 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17186 of compares with 0 on cc0 machines.
17187 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17188 avoiding references to cc0. Remove text about storing operands
17190 * doc/tm.texi (Condition Codes): Include blurb on different
17191 condition code representations, separate into subsections for
17192 CC0, MODE_CC and conditional execution.
17194 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17195 alpha_emit_setcc): Accept operands and a machine mode.
17196 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17197 Get code/op0/op1 from operands, use machine mode argument
17198 instead of alpha_compare.fp_p. Emit the branch here.
17199 (alpha_emit_setcc): Likewise, and return boolean.
17200 (alpha_emit_conditional_move): Likewise. Assert that
17201 cmp_op_mode == cmp_mode, and simplify accordingly.
17202 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17203 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17204 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17206 (stack probe test): Use cbranchdi4.
17207 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17209 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17210 * config/arc/arc.h (movsicc, movsfcc): Use it.
17211 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17212 (cbranchsi4, cstoresi4): New.
17213 (cmpsi, bCC and sCC expanders): Remove.
17215 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17216 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17217 * config/arm/predicates.md (arm_comparison_operator): Only include
17218 floating-point operators if there is a hardware floating-point unit.
17219 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17220 deferring to cbranch_cc and cstore_cc respectively.
17221 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17222 cbranch_cc, cstore_cc): New.
17223 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17225 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17227 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17228 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17230 (adjust_insn_length): Adjust calls.
17231 (avr_reorg): Handle (compare (foo) (const_int 0)).
17232 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17233 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17234 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17235 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17237 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17238 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17240 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17241 (cbranchsi4, cstorebi4, cstoresi4): New.
17242 (movbisi): This insn is duplicate, split it to zero_extend.
17243 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17244 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17245 (bfin_optimize_loop): Use cbranch expander.
17246 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17247 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17248 (bfin_bimode_comparison_operator): ... this.
17249 (bfin_direct_comparison_operator): New.
17251 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17252 inside (compare FOO (const_int 0)).
17253 (cris_rtx_costs): Handle ZERO_EXTRACT.
17254 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17255 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17256 (*tstdi_v32): Delete.
17257 (*cmpdi_non_v32): Add M alternative for operand 1.
17258 (cmpsi, cmp<mode>): Make private.
17259 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17261 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17263 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17264 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17265 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17266 (cc_reg_operand): New.
17267 (any_cond): Delete.
17268 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17269 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17270 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17271 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17272 crx_expand_scond): Delete.
17274 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17276 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17277 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17279 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17280 cstoresi4, cstoresf4, cstoredf4): New.
17281 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17282 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17283 Receive the entire operands array.
17284 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17285 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17286 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17287 Get test/op0/op1 from the operands array.
17288 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17290 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17291 (h8300_expand_store): New.
17292 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17294 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17295 (h8300_expand_store): New.
17296 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17297 or do not try to produce (set (cc0) REG).
17298 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17299 change a compare into a move to a scratch register. Disable some
17300 peepholes when comparing with zero.
17301 (tstsi, tsthi, tstsi, cmpqi): Make private.
17303 (bCC, sCC): Delete.
17304 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17307 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17308 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17309 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17310 (ix86_emit_i387_log1p): Use cbranchxf2.
17311 (ix86_expand_setcc): Return void.
17312 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17313 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17314 cmp<MODEF>, cmpcc): Remove.
17315 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17316 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17317 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17318 (sCC and bCC expanders): Remove.
17319 (stack_protect_test): Use cbranchcc4.
17321 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17323 (ia64_expand_compare): Accept three rtx by reference and return void.
17324 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17325 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17326 from *expr. Update *expr with the BImode comparison to do.
17327 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17328 cmptf, bCC, sCC, conditional_trap): Delete.
17329 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17330 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17331 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17332 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17333 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17335 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17336 type of last argument.
17337 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17338 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17339 use machine mode argument instead of branch_type. Remove dead
17340 code for floating-point comparisons.
17341 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17342 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17344 (cbranchsi4, cstoresi4): New.
17345 * config/iq2000/predicates.md (reg_or_const_operand): New.
17347 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17348 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17349 (b<code>_op): Rewrite to...
17350 (bcc_op): ... this, using match_operator.
17351 (s<code>_op): Rewrite to...
17352 (scc_op): ... this, using match_operator.
17353 (s<code>_24_op): Rewrite to...
17354 (scc_op_24): ... this, using match_operator.
17355 (s<code>_<mode>): Rewrite to...
17356 (cstore<mode>4): ... this, using match_operator.
17357 (s<code>_<mode>_24): Rewrite to...
17358 (cstore<mode>4_24): ... this, using match_operator.
17359 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17360 m32c_unpend_compare, m32c_expand_scc): Delete.
17361 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17362 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17363 (m32c_expand_movcc): Change NE to EQ if necessary.
17364 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17366 * config/m32r/m32r-protos.h (gen_cond_store): New.
17367 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17368 (gen_cond_store): New, from sCC patterns.
17369 (m32r_expand_block_move): Use cbranchsi4.
17370 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17371 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17372 (cbranchsi4, cstoresi4): New.
17374 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17376 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17377 (m68hc11_notice_update_cc): Look into a compare with 0.
17378 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17380 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17381 cmphi, cmpqi, bCC): Delete.
17382 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17383 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17384 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17387 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17388 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17389 * config/m68k/constraints.md (H): New.
17390 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17391 the define_insn below.
17392 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17393 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17394 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17395 patterns): Wrap RHS with COMPARE.
17396 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17397 (*cmpdi_internal): Name this pattern.
17398 (cmpdi): Change to define_insn.
17399 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17400 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17401 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17403 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17404 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17405 (conditional_trap): Change to...
17406 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17407 (*conditional_trap): Use the ordered_comparison_operator and
17408 const1_operand predicates.
17409 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17410 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17411 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17412 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17414 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17415 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17416 (mcore_gen_compare): New.
17417 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17418 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17419 (mcore_gen_compare): ... this.
17420 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17421 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17422 (stack probe pattern): Use cbranchsi4.
17424 * config/mips/predicates.md (mips_cstore_operator): New.
17425 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17426 * config/mips/mips.md (any_cond): Delete.
17427 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17429 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17430 fixuns_truncsfdi2): Use cbranch patterns.
17431 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17432 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17433 Adjust call to mips_expand_conditional_branch.
17434 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17436 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17437 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17438 * config/mips/mips.c (cmp_operands): Delete.
17439 (mips_emit_compare): Get comparison operands from *op0/*op1.
17440 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17441 that it succeeds. Use op0/op1 instead of cmp_operands.
17442 (mips_expand_conditional_branch, mips_expand_conditional_move,
17443 mips_expand_conditional_trap): Likewise.
17444 (mips_block_move_loop): Use cbranch patterns.
17445 * config/mips/mips.h (cmp_operands): Delete.
17447 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17448 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17449 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17450 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17451 (*cmpcc_folded): Rename to...
17452 (*cmpdi_folded): this.
17453 (*cmpcc): Rename to...
17455 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17458 (cbranchdf4): New. Handle invalid comparisons here.
17459 * config/mmix/predicates.md (float_comparison_operator): New.
17461 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17462 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17463 * config/mn10300/mn10300.md (tst): Delete.
17464 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17465 Name these patterns and wrap RHS in a compare.
17466 (*cmpsi): Make this pattern private. Include tst.
17467 (*cmpsf): Make this pattern private.
17468 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17469 (compare with zero peepholes): Likewise.
17471 (cbranchsi4, cbranchsf4): New.
17472 (casesi): Use cbranchsi4.
17474 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17475 hppa_branch_type): Delete.
17476 (return_addr_rtx): Use cbranchsi4.
17477 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17478 Emit CCFPmode comparison here.
17479 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17480 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17481 hppa_branch_type): Delete.
17482 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17483 (movsicc, movdicc): Remove references to hppa_compare_op0,
17484 hppa_compare_op1 and compare_from_rtx.
17485 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17486 (casesi): Use cbranchsi4.
17488 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17489 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17490 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17491 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17492 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17494 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17495 (*branch, *branch_inverted): New.
17497 * config/picochip/picochip.md (cbranchhi4): Use
17498 ordered_comparison_operator.
17499 (cmphi, bCC): Remove.
17501 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17502 (trap_comparison_operator): Delete.
17503 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17504 rs6000_emit_cbranch): Accept mode and operands.
17505 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17506 rs6000_compare_fp_p): Delete.
17507 (rs6000_generate_compare): Accept mode and comparison. Extract code
17508 and op0/op1 from there. Replace references to rs6000_compare_op0
17509 and rs6000_compare_op1.
17510 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17511 extract result from passed operands.
17512 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17513 extract loc from passed operands.
17514 (rs6000_emit_cmove): Likewise.
17515 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17516 rs6000_compare_fp_p): Delete.
17517 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17518 (cbranch<GPR>4, cbranch<FP>4): New.
17519 (cstore<mode>4): New. Consolidate here all choices about when to use
17520 portable or specialized sCC sequences.
17521 (stack_protect_test): Use cbranchsi4.
17522 (conditional_trap): Replace with ctrap<GPR>4.
17523 (conditional trap insn): Replace trap_comparison_operator with
17524 ordered_comparison_operator.
17526 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17527 (s390_emit_prologue): Use ctrap.
17528 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17529 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17530 New predicates replacing...
17531 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17532 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17533 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17534 (add<mode>cc): Do not use s390_compare_op0/op1.
17535 (s<code>): Change to...
17536 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17537 (seq): Change to...
17538 (cstorecc4): ... this. Handle EQ or NE equally.
17539 (*sne): Un-privatize for use in cstorecc4.
17540 (b<code>): Change to...
17541 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17542 (conditional_trap): Replace with...
17543 (ctrap<GPR>4, ctrap<FP>4): ... these.
17544 (stack_protect): Use cbranchcc4.
17546 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17547 * config/score/score-protos.h (score_gen_cmp): Delete.
17548 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17549 (score_block_move-loop): Use cbranchsi4.
17550 * config/score/score.md (cbranchsi4): New.
17551 (cmpsi, bCC): Delete.
17552 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17553 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17554 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17555 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17556 * config/score/score3.h (score3_gen_cmp): Delete.
17557 * config/score/score7.h (score7_gen_cmp): Delete.
17559 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17560 (sh_emit_scc_to_t): ... this. Return void.
17561 (from_compare): Rename to...
17562 (sh_emit_compare_and_branch): ... this.
17563 (sh_emit_compare_and_set): New.
17564 (sh_expand_t_scc): Accept operands.
17565 * config/sh/predicates.md (sh_float_comparison_operator): New.
17566 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17567 (prepare_scc_operands): Rename to...
17568 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17570 (sh_emit_cheap_store_flag): New.
17571 (sh_emit_set_t_insn): New.
17572 (from_compare): Rename to...
17573 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17574 handling of TARGET_SH2E floating point to avoid recursive call.
17575 Generate branch here.
17576 (sh_emit_compare_and_set): New.
17577 (sh_expand_t_scc): Get op0/op1 from arguments.
17578 (sh_emit_cheap_store_flag): New.
17579 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17581 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17582 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17583 (movsicc, movdicc): Do nothing when it recreated operands from
17584 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17585 prepare_scc_operands (now sh_emit_scc_to_t).
17586 (udivdi3): Use cstoresi4.
17587 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17588 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17589 (cbranchint4_media, cbranchfp4_media): New.
17590 (casesi): Use cbranchdi4.
17591 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17593 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17594 (movnegt): Remove second operand.
17595 (cbranchsf4, cbranchdf4): New.
17596 (stack_protect): Use cbranchdi4/cbranchsi4.
17598 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17599 (gen_compare_reg): Accept comparison, extract part of it to...
17600 (gen_compare_reg_1): ... this.
17601 (gen_compare_operator): Delete.
17602 (gen_v9_scc): Accept separate destination, comparison code and arms.
17603 Do not use sparc_compare_op0/sparc_compare_op1.
17604 (emit_scc_insn, emit_conditional_branch_insn): New.
17605 (emit_v9_brxx): Make static. Remove useless assertion.
17606 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17608 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17609 * config/sparc/sparc-protos.h (gen_compare_reg,
17610 sparc_emit_float_lib_cmp): Adjust prototype.
17611 (emit_scc_insn, emit_conditional_branch_insn): New.
17612 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17613 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17614 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17615 iterators to the top.
17616 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17617 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17618 snedi_special_trunc): Delete.
17619 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17620 and snedi_special_trunc.
17621 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17622 cbranchdi4, cbranch<F:mode>4): New.
17623 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17624 here. Use gen_compare_reg instead of gen_compare_operator.
17625 (conditional_trap): Replace with...
17626 (ctrapsi4, ctrapdi4): ... this.
17627 (stack_protect_test): Use cbranchcc4.
17629 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17631 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17632 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17633 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17634 from operands[0] or operands[3] depending on is_set.
17635 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17636 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17637 cmpdf, bCC), sCC: Remove.
17638 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17639 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17641 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17642 spu_emit_branch_or_set.
17644 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17646 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17647 xstormy16_compare_op1): Delete.
17648 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17649 xstormy16_compare_op1): Delete.
17650 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17652 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17653 (cmphi, cmpsi, bCC): Remove.
17655 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17656 (*cmpsi): ... this one.
17657 (cbranchsi4, cstoresi4): New.
17658 (bCC expanders): Delete.
17659 (sCC insns): Fold into...
17660 (*setcc): ... this one.
17661 (casesi): Do not use gen_cmpsi and gen_bgtu.
17662 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17663 (movsicc): Simplify.
17664 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17666 * config/vax/vax-protos.h (cond_name): New.
17667 (vax_output_conditional_branch): Remove.
17668 * config/vax/vax.c (cond_name): New.
17669 (vax_output_conditional_branch): Remove.
17670 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17671 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17672 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17673 (bit<VAXint>): Wrap source with (compare).
17674 (b<code> and following unnamed pattern): Rename to *branch and
17675 *branch_reversed. Change macroization to match_operator.
17676 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17678 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17679 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17680 Change last argument to machine_mode.
17681 (xtensa_expand_scc): Add machine_mode argument.
17682 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17683 (gen_conditional_move, xtensa_expand_conditional_branch,
17684 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17685 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17686 Adjust operand numbers.
17687 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17689 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17690 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17691 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17693 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17695 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17696 causes spurious differences between trunk and cond-optab branch.
17698 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17701 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17703 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17705 * tree.c (iterative_hash_pointer): Delete.
17706 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17707 Hash UIDs and versions of SSA names. Don't special-case built-in
17708 function declarations.
17710 2009-05-11 Ian Lance Taylor <iant@google.com>
17713 * graphite.c: Force -Wc++-compat to only be a warning before
17714 #including "cloog/cloog.h".
17716 2009-05-11 Martin Jambor <mjambor@suse.cz>
17718 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17720 2009-05-11 Jan Hubicka <jh@suse.cz>
17722 * tree-ssa-loop-ivcanon.c: Include target.h
17723 (struct loop_size): new structure.
17724 (constant_after_peeling): New predicate.
17725 (tree_estimate_loop_size): New function.
17726 (estimated_unrolled_size): Rewrite for new estimates.
17727 (try_unroll_loop_completely): Use new estimates.
17728 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17730 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17732 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17733 libcpp interface change.
17734 (spu_macro_to_expand): Likewise.
17736 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17738 PR tree-optimization/40026
17739 * gimplify.c (gimplify_init_constructor): Change initial conditional
17740 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17741 optimize_compound_literals_in_ctor.
17743 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17745 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17747 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17749 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17751 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17752 HOST_WIDE_INT for gap.
17754 2009-05-11 Ira Rosen <irar@il.ibm.com>
17756 PR tree-optimization/40074
17757 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17758 account in group size and step comparison.
17760 2009-05-11 Richard Guenther <rguenther@suse.de>
17762 * passes.c (init_optimization_passes): Strip now incorrect comment.
17763 (execute_function_todo): Do not set PROP_alias.
17764 * tree-pass.h (PROP_alias): Remove.
17765 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17766 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17767 * tree-nrv.c (pass_return_slot): Likewise.
17768 * tree-object-size.c (pass_object_sizes): Likewise.
17769 * tree-ssa-dom.c (pass_dominator): Likewise.
17770 (pass_phi_only_cprop): Likewise.
17771 * tree-ssa-dse.c (pass_dse): Likewise.
17772 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17773 (pass_cselim): Likewise.
17774 * tree-ssa-pre.c (pass_pre): Likewise.
17775 (pass_fre): Likewise.
17776 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17777 * tree-ssa-sink.c (pass_sink_code): Likewise.
17778 * tree-stdarg.c (pass_stdarg): Likewise.
17779 * tree-tailcall.c (pass_tail_calls): Likewise.
17780 * tree-vrp.c (pass_vrp): Likewise.
17782 2009-05-10 Ian Lance Taylor <iant@google.com>
17784 * basic-block.h (enum profile_status): Break out of struct
17785 control_flow_graph.
17786 * cgraph.h (struct inline_summary): Break out of struct
17788 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17789 of struct cgraph_order_sort.
17790 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17791 * cse.c (struct branch_path): Break out of struct
17792 cse_basic_block_data.
17793 * except.h (enum eh_region_type): Break out of struct eh_region.
17794 * gcc.c (enum add_del): Break out of struct modify_target.
17795 * genrecog.c (enum decision_type): Break out of struct decision_test.
17796 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17798 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17799 * regmove.c (enum match_use): New enum, broken out of struct match.
17800 * sched-int.h (enum post_call_group): New enum, broken out of
17802 (struct deps_reg): Break out of struct deps.
17803 * target.h (struct asm_int_op): Break out of struct gcc_target.
17804 * tree-eh.c (struct goto_queue_node): Break out of struct
17806 * tree-inline.h (enum copy_body_cge_which): Break out of
17808 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17810 * c-decl.c (in_struct, struct_types): New static variables.
17811 (pushtag): Add loc parameter. Change all callers.
17812 (lookup_tag): Add ploc parameter. Change all callers.
17813 (check_compound_literal_type): New function.
17814 (parser_xref_tag): Add loc parameter. Change all callers. If
17815 -Wc++-compat, warn about struct/union/enum types defined within a
17817 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17818 and loc parameters. Change all callers. Change error calls to
17819 error_at, using loc. For a redefinition, if the location of the
17820 original definition is known, report it. Set in_struct and
17821 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17822 (finish_struct): Add new parameters enclosing_in_struct and
17823 enclosing_struct_types. Change all callers. Set
17824 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17825 in the struct. If in a struct, add this struct to struct_types.
17826 (start_enum): Add loc parameter. Change all callers. Use
17827 error_at for errors, using loc. For a redefinition, if the
17828 location of the original definition is known, report it. If in a
17829 struct, add this enum type to struct_types. If -Wc++-compat warn
17830 if in sizeof, typeof, or alignof.
17831 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17832 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17833 (c_parser_enum_specifier): Get enum location for start_enum.
17834 (c_parser_struct_or_union_specifier): Get struct location for
17835 start_struct. Save in_struct and struct_types status between
17836 start_struct and finish_struct.
17837 (c_parser_cast_expression): Get location of cast.
17838 (c_parser_alignof_expression): Get location of type.
17839 (c_parser_postfix_expression): Likewise.
17840 (c_parser_postfix_expression_after_paren_type): Add type_loc
17841 parameter. Change all callers. Call check_compound_literal_type.
17842 Use type_loc for error about variable size type.
17843 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17844 of an enum constant from an enum type defined in a struct or union.
17845 (c_cast_expr): Add loc parameter. Change all callers. If
17846 -Wc++-compat, warn about defining a type in a cast.
17847 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17848 (start_enum, start_struct, finish_struct): Update declarations.
17849 (parser_xref_tag, c_cast_expr): Update declarations.
17850 (check_compound_literal_type): Declare.
17852 2009-05-11 Ben Elliston <bje@au.ibm.com>
17854 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17855 for recent libcpp interface change.
17856 (rs6000_macro_to_expand): Likewise.
17858 2009-05-10 Michael Matz <matz@suse.de>
17861 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17862 not at entry of function.
17864 2009-05-10 Richard Guenther <rguenther@suse.de>
17866 PR tree-optimization/40081
17868 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17869 using the main variant of the element type. Do not fiddle with
17870 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17872 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17873 structs with volatile fields.
17875 2009-05-10 Jan Hubicka <jh@suse.cz>
17877 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17878 (estimate_move_cost): Assert that it does not get called for
17880 (estimate_num_insns): Skip VOID types in argument handling.
17881 (optimize_inline_calls): Delete unreachable blocks and verify that
17882 callgraph is valid.
17884 2009-05-10 Jan Hubicka <jh@suse.cz>
17886 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17887 * cgraph.c (cgraph_mark_address_taken_node): New function.
17888 (dump_cgraph_node): Dump new flag.
17889 * cgraph.h (struct cgraph_node): Add address_taken.
17890 (cgraph_mark_address_taken_node): New function.
17891 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17892 since new direct calls can be born.
17894 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17896 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17897 tok->val.node.node.
17899 2009-05-10 Jan Hubicka <jh@suse.cz>
17901 PR middle-end/40084
17902 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17904 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17905 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17906 * tree-inline.c (copy_bb): Set frequency correctly.
17907 (fold_marked_statements): Update call to
17908 cgraph_update_edges_for_call_stmt.
17910 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17912 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17913 identifiers in diagnostics.
17914 * config/arm/arm.c (arm_handle_fndecl_attribute,
17915 arm_handle_isr_attribute): Likewise.
17916 * config/avr/avr.c (avr_handle_progmem_attribute,
17917 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17918 * config/bfin/bfin.c (handle_int_attribute,
17919 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17920 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17921 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17923 * config/darwin.c (darwin_handle_kext_attribute,
17924 darwin_handle_weak_import_attribute): Likewise.
17925 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17926 h8300_handle_eightbit_data_attribute,
17927 h8300_handle_tiny_data_attribute): Likewise.
17928 * config/i386/i386.c (ix86_handle_cconv_attribute,
17929 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17930 * config/i386/winnt.c (ix86_handle_shared_attribute,
17931 ix86_handle_selectany_attribute): Likewise.
17932 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17933 * config/m32c/m32c.c (function_vector_handler): Likewise.
17934 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17935 m68hc11_handle_fntype_attribute): Likewise.
17936 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17937 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17938 * config/mips/mips.c (mips_insert_attributes,
17939 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17940 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17941 rs6000_handle_struct_attribute): Likewise.
17942 * config/sh/sh.c (sh_insert_attributes,
17943 sh_handle_resbank_handler_attribute,
17944 sh_handle_interrupt_handler_attribute,
17945 sh2a_handle_function_vector_handler_attribute,
17946 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17948 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17949 * config/spu/spu.c (spu_handle_fndecl_attribute,
17950 spu_handle_vector_attribute): Likewise.
17951 * config/stormy16/stormy16.c
17952 (xstormy16_handle_interrupt_attribute): Likewise.
17953 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17954 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17956 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17958 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17959 (pp_translate_identifiers): New.
17960 (pp_identifier): Only conditionally translate identifier to locale
17962 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17963 (pp_base_tree_identifier): Only conditionally translate identifier
17964 to locale character set.
17965 * c-pretty-print.c (M_): Define.
17966 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17967 fragments for conditional translation with M_.
17968 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17969 identifier translation.
17971 2009-05-10 Richard Guenther <rguenther@suse.de>
17973 PR tree-optimization/40081
17974 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17975 using the main variant of the element type. Do not fiddle with
17976 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17978 2009-05-09 Jan Hubicka <jh@suse.cz>
17980 PR middle-end/40080
17981 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17982 indirect calls; verify cgraph afterwards.
17984 2009-05-09 Jan Hubicka <jh@suse.cz>
17987 * ipa.c (update_inlined_to_pointer): New function.
17988 (cgraph_remove_unreachable_nodes): Use it.
17990 2009-05-09 Jan Hubicka <jh@suse.cz>
17992 * tree-eh.c (struct leh_state): Remove prev_try.
17993 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17994 not track prev_try.
17995 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17996 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17997 remove_eh_handler_and_replace, foreach_reachable_handler,
17998 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17999 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18000 (gen_eh_region_cleanup): Update prototype.
18002 2009-05-09 Jan Hubicka <jh@suse.cz>
18004 PR middle-end/40043
18005 * except.c (copy_eh_region): Always set prev_try.
18006 (redirect_eh_edge_to_label): Find outer try.
18007 (foreach_reachable_handler): When looking for prev try
18008 handle case where previous try is not going to be taken.
18010 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18012 PR tree-optimization/40049
18013 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18014 only vector/vector shifts, convert the type of the constant to the
18015 appropriate type to avoid building incorrect trees, which
18016 eventually have problems with garbage collection.
18018 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18020 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18021 -1 for complex floating-point types if honoring signed zeros.
18023 2009-05-08 Jan Hubicka <jh@suse.cz>
18025 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18026 argument; handle correctly when profile is absent.
18027 (build_cgraph_edges): Update.
18028 (rebuild_cgraph_edges): Update.
18029 * cgraph.c: Do not include varray.h.
18030 (cgraph_set_call_stmt_including_clones): New function.
18031 (cgraph_create_edge_including_clones): Likewise
18032 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18033 (cgraph_update_edges_for_call_stmt): Handle clones.
18034 (cgraph_remove_node): Handle clone tree.
18035 (cgraph_remove_node_and_inline_clones): New function.
18036 (dump_cgraph_node): Dump clone tree.
18037 (cgraph_clone_node): Handle clone tree.
18038 (clone_function_name): Bring here from tree-inline.c.
18039 (cgraph_create_virtual_clone): New function.
18040 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18041 (cgraph_clone_info): New function.
18042 (strut cgraph_node): Add clone_info and new clone tree pointers.
18043 (cgraph_remove_node_and_inline_clones,
18044 cgraph_set_call_stmt_including_clones,
18045 cgraph_create_edge_including_clones,
18046 cgraph_create_virtual_clone): Declare.
18047 (cgraph_function_versioning): Use VEC argument.
18048 (compute_call_stmt_bb_frequency): Update prototype.
18049 (cgraph_materialize_all_clones): New function.
18050 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18051 (ipcp_create_replace_map): Update to VECtors.
18052 (ipcp_update_callgraph): Use virtual clones.
18053 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18054 (ipcp_update_profiling): Do not update local profiling.
18055 (ipcp_insert_stage): Use VECtors and virtual clones.
18056 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18057 (clone_of_p): New function.
18058 (cgraph_preserve_function_body_p): Use clone tree.
18059 (cgraph_optimize): Materialize clones.
18060 (cgraph_function_versioning): Update for VECtors.
18061 (save_inline_function_body): Use clone tree.
18062 (cgraph_materialize_clone): New function.
18063 (cgraph_materialize_all_clones): Likewise.
18064 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18065 * ipa.c: Include gimple.h.
18066 (cgraph_remove_unreachable_nodes): Use clone tree.
18067 * ipa-prop.c (ipa_note_param_call): Update call to
18068 compute_call_stmt_bb_frequencycall.
18069 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18070 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18071 (copy_bb): Handle updating of clone tree; add new edge when new call
18073 (expand_call_inline): Be strict about every call having edge.
18074 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18075 (delete_unreachable_blocks_update_callgraph): New function.
18076 (tree_function_versioning): Use VECtors; always remove unreachable
18077 blocks and fold conditionals.
18078 * tree-inline.h: Do not include varray.h.
18079 (tree_function_versioning): Remove.
18080 * Makefile.in (GTFILES): Remove tree-inline.c
18081 * passes.c (do_per_function): Do only functions having body.
18082 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18085 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18086 Andrew Morrow <acm@google.com>
18089 * c-common.c (c_common_attribute_table): Permit deprecated
18090 attribute to take an optional argument.
18091 (handle_deprecated_attribute): If the optional argument to
18092 __attribute__((deprecated)) is not a string ignore the attribute
18093 and emit a warning.
18095 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18096 * c-typeck.c (build_component_ref): Likewise.
18097 (build_external_ref): Likewise.
18099 * toplev.c (warn_deprecated_use): Add an attribute argument.
18100 Emit the message associated with __attribute__((deprecated)).
18102 * toplev.h (warn_deprecated_use): Updated.
18104 * doc/extend.texi: Document new optional parameter to
18105 __attribute__((deprecated))
18107 2009-05-08 Michael Eager <eager@eagercon.com>
18109 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18110 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18112 2009-05-08 Richard Guenther <rguenther@suse.de>
18114 PR tree-optimization/40062
18115 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18116 Avoid exponential behavior.
18118 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18120 PR rtl-optimization/33928
18122 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18123 process_uses, build_single_def_use_links): New.
18124 (update_df): Update use_def_ref.
18125 (forward_propagate_into): Use get_def_for_use instead of use-def
18127 (fwprop_init): Call build_single_def_use_links and let it initialize
18129 (fwprop_done): Free use_def_ref.
18130 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18131 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18132 df_rd_simulate_one_insn): New.
18133 (df_rd_bb_local_compute_process_def): Update head comment.
18134 (df_chain_create_bb): Use the new RD simulation functions.
18135 * df.h (df_rd_simulate_artificial_defs_at_top,
18136 df_rd_simulate_one_insn): New.
18137 * opts.c (decode_options): Enable fwprop at -O1.
18138 * doc/invoke.texi (-fforward-propagate): Document this.
18140 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18143 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18144 and one complex operand specially.
18145 * tree-complex.c (some_nonzerop): Do not identify a real value as
18146 zero if flag_signed_zeros.
18148 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18150 PR rtl-optimization/33928
18151 * loop-invariant.c (record_use): Fix && vs. || mishap.
18153 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18155 PR rtl-optimization/33928
18156 * loop-invariant.c (struct use): Add addr_use_p.
18157 (struct def): Add n_addr_uses.
18158 (struct invariant): Add cheap_address.
18159 (create_new_invariant): Set cheap_address.
18160 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18161 (record_uses): Pass df_ref to record_use.
18162 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18165 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18167 * config/sh/sh.c: Do not include c-pragma.h.
18169 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18171 * config/spu/spu.c: Remove include of c-common.h.
18173 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18176 * c-common.h (mark_valid_location_for_stdc_pragma,
18177 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18178 clear_float_const_decimal64, float_const_decimal64_p): New.
18179 * c.opt (Wunsuffixed-float-constants): New.
18180 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18181 unsuffixed float constant, handle new warning.
18182 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18183 * c-decl.c (c_scope): New flag float_const_decimal64.
18184 (set_float_const_decimal64, clear_float_const_decimal64,
18185 float_const_decimal64_p): New.
18186 (push_scope): Set new flag.
18187 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18188 to use STDC pragmas.
18189 (c_parser_external_declaration): Ditto.
18190 (c_parser_compound_statement_nostart): Ditto.
18191 * c-pragma.c (valid_location_for_stdc_pragma,
18192 mark_valid_location_for_stdc_pragma,
18193 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18194 handle_pragma_float_const_decimal64): New.
18195 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18196 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18197 set_float_const_decimal64, clear_float_const_decimal64,
18198 float_const_decimal64_p): New dummy functions.
18199 * doc/extend.texi (Decimal Float): Remove statement that the
18200 pragma, and suffix for double constants, are not supported.
18201 * doc/invoke.texi (Warning Options): List new option.
18202 (-Wunsuffixed-float-constants): New.
18204 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18206 * config/i386/i386.c: Do not include c-common.h.
18208 2009-05-07 Mark Heffernan <meheff@google.com>
18210 * doc/invoke.texi (Debugging Options): Document change of debugging
18212 * opts.c (decode_options): Make dump_base_name relative to
18213 aux_base_name directory.
18215 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18217 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18218 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18220 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18222 * Makefile.in (install-plugin): Simplify a bit.
18224 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18226 * Makefile.in (OBJS-common): Add regcprop.o.
18228 * timevar.def (TV_CPROP_REGISTERS): New.
18229 * regrename.c (regrename_optimize): Return 0.
18230 (rest_of_handle_regrename): Delete.
18231 (pass_rename_registers): Point to regrename_optimize.
18232 (struct value_data_entry, struct value_data,
18233 kill_value_one_regno, kill_value_regno, kill_value,
18234 set_value_regno, init_value_data, kill_clobbered_value,
18235 kill_set_value, kill_autoinc_value, copy_value,
18236 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18237 replace_oldest_value_reg, replace_oldest_value_addr,
18238 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18239 debug_value_data, validate_value_data): Move...
18240 * regcprop.c: ... here.
18241 (rest_of_handle_cprop): Delete.
18242 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18244 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18246 PR middle-end/40057
18247 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18248 GEN_INT for 1 << bitnum.
18249 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18250 build_int_cst_type.
18252 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18254 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18255 Remove wrong description of "nand" operation.
18257 2009-05-06 Richard Guenther <rguenther@suse.de>
18258 Adam Nemet <anemet@caviumnetworks.com>
18260 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18261 comment. Add that if LHS is not a gimple register, then RHS1 has
18262 to be a single object (GIMPLE_SINGLE_RHS).
18264 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18266 * expr.c (get_def_for_expr): Move it up in the file.
18267 (store_field): When expanding a bit-field store, look at the
18268 defining gimple stmt for the masking conversion.
18270 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18272 PR middle-end/39986
18273 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18274 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18275 32-bit memcpy into long.
18277 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18279 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18280 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18282 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18283 instead of appending DW_OP_deref*.
18285 2009-05-06 Michael Matz <matz@suse.de>
18287 PR middle-end/40021
18288 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18289 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18291 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18293 * Makefile.in (install-plugin): Fix srcdir handling.
18295 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18297 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18298 when processing for not_regs_needed bitmap.
18299 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18300 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18301 handling it for rhs.
18303 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18305 * config/i386/i386.md (unnamed inc/dec peephole): Use
18306 optimize_insn_for_size_p instead of optimize_size.
18307 * config/i386/predicates.md (incdec_operand): Likewise.
18308 (aligned_operand): Likewise.
18309 * config/i386/sse.md (divv8sf3): Likewise.
18310 (sqrtv8sf2): Likewise.
18312 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18314 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18316 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18318 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18320 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18321 ssemodesuffixf2c with avxmodesuffixf2c.
18323 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18326 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18328 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18330 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18331 (struct tree_base): Adjust spacing for 8 bit boundaries.
18332 (struct tree_decl_common): Add decl_by_reference_flag bit.
18333 (DECL_BY_REFERENCE): Adjust.
18334 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18335 print DECL_BY_REFERENCE bit.
18336 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18337 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18338 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18339 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18342 PR middle-end/39666
18343 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18344 range of the type, but default label is missing, add it with one
18345 of the existing labels instead of adding a new label for it.
18347 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18351 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18353 * Makefile.in (enable_plugin, plugin_includedir): New.
18354 (install): Depend on install-plugin.
18355 (PLUGIN_HEADERS): New.
18356 (install-plugin): New.
18357 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18359 2009-05-05 Richard Guenther <rguenther@suse.de>
18361 PR tree-optimization/40022
18362 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18364 (phivn_valid_p): Fix tuplification error, simplify.
18365 (phiprop_insert_phi): Add dumps.
18366 (propagate_with_phi): Simplify.
18368 2009-05-05 Richard Guenther <rguenther@suse.de>
18370 PR middle-end/40023
18371 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18373 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18375 * tree.h (strip_float_extensions): Remove duplicate declaration.
18376 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18377 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18378 block_ultimate_origin): Rearrange the declarations line to match the
18379 comment that indicates the .c file which the functions are defined.
18380 (dwarf2out_*, set_decl_rtl): Add comment.
18381 (get_base_address): Adjust comment.
18382 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18383 declarations line and add comment.
18384 (is_builtin_name): Add blank after function name, for clarity.
18386 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18388 * attribs.c (decl_attributes): Use %qE for identifiers in
18390 * cgraphunit.c (verify_cgraph_node): Translate function names to
18391 locale character set in diagnostics.
18392 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18394 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18395 Document that functions are named in UTF-8.
18396 * expr.c (expand_expr_real_1): Translate function names to locale
18397 character set in diagnostics.
18398 * gimplify.c (omp_notice_variable, omp_is_private,
18399 gimplify_scan_omp_clauses): Use %qE for identifiers in
18401 * langhooks.c (lhd_print_error_function): Translate function names
18402 to locale character set.
18403 * langhooks.h (decl_printable_name): Document that return value is
18404 in internal character set.
18405 * stmt.c: Include pretty-print.h
18406 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18408 (resolve_operand_name_1): Translate named operand name to locale
18410 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18412 * toplev.c (announce_function): Translate function names to locale
18414 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18415 (default_tree_printer): Use pp_identifier or translate identifiers
18416 to locale character set. Mark "<anonymous>" for translation.
18417 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18418 for identifiers in diagnostics.
18419 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18421 * varasm.c (output_constructor): Use %qE for identifiers in
18424 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18426 * configure.ac: use ` ` instead of $()
18427 * configure: Regenerate.
18429 2009-05-05 Ben Elliston <bje@au.ibm.com>
18431 * config/pa/linux-atomic.c: Eliminate conditional include of
18432 errno.h on non-LP64 systems to simplify build requirements.
18434 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18436 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18438 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18439 and pass value to identifier_to_locale.
18440 (warn_variable_length_array): Make name a tree.
18441 (grokdeclarator): Separate diagnostic texts for named and unnamed
18442 declarators. Use %qE for named declarators.
18443 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18445 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18446 identifiers in diagnostics.
18447 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18448 identifier_to_locale. Mark "anonymous" strings for translation.
18450 2009-05-04 Michael Eager <eager@eagercon.com>
18452 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18453 address for DImode/DFmode only if double-precision FP regs.
18455 2009-05-04 Michael Eager <eager@eagercon.com>
18457 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18458 TARGET_SINGLE_FLOAT check.
18460 2009-05-04 Michael Eager <eager@eagercon.com>
18462 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18464 2009-05-04 Michael Eager <eager@eagercon.com>
18466 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18467 * config/rs6000/t-xilinx: New
18469 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18471 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18472 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18473 * gcc/explow.c (memory_address): Use target hook.
18474 * gcc/targhooks.c (default_legitimize_address): New.
18475 * gcc/targhooks.h (default_legitimize_address): New.
18476 * gcc/target.h (legitimize_address): New.
18477 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18478 (TARGET_INITIALIZER): Include it.
18479 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18481 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18482 * config/bfin/bfin.c (legitimize_address): Remove.
18483 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18484 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18486 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18487 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18489 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18490 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18491 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18492 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18493 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18494 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18495 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18496 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18497 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18498 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18499 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18500 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18501 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18502 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18503 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18504 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18505 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18506 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18507 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18508 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18509 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18510 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18511 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18513 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18514 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18515 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18516 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18517 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18518 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18519 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18520 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18521 (thumb_legitimize_address): Delete.
18522 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18523 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18524 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18525 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18526 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18527 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18529 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18532 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18533 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18534 * config/m32r/m32r.c (m32r_legitimize_address): New.
18535 * config/m68k/m68k.c (m68k_legitimize_address): New.
18536 * config/score/score.c (score_legitimize_address): Standardize.
18537 * config/score/score3.c (score3_legitimize_address): Standardize.
18538 * config/score/score3.h (score3_legitimize_address): Adjust.
18539 * config/score/score7.c (score7_legitimize_address): Standardize.
18540 * config/score/score7.h (score7_legitimize_address): Adjust.
18541 * config/sh/sh.c (sh_legitimize_address): New.
18542 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18544 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18545 (s390_legitimize_address): ... this.
18546 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18547 (sparc_legitimize_address): ... this.
18548 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18549 (ix86_legitimize_address): ... this.
18550 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18551 (avr_legitimize_address): ... this.
18552 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18553 (mn10300_legitimize_address): ... this.
18554 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18555 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18556 (alpha_expand_mov): Adjust call.
18558 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18559 * config/spu/spu.c (spu_legitimize_address): Likewise.
18560 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18561 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18563 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18565 * intl.c (locale_encoding, locale_utf8): New.
18566 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18567 * intl.h (locale_encoding, locale_utf8): Declare.
18568 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18569 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18571 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18573 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18574 (pp_base_tree_identifier): Declare as function.
18575 (identifier_to_locale): Declare.
18576 * Makefile.in (pretty-print.o): Update dependencies.
18577 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18579 2009-05-04 Richard Guenther <rguenther@suse.de>
18581 PR middle-end/40015
18582 * builtins.c (fold_builtin_memory_op): Do not decay to element
18583 type if the size matches the whole array.
18585 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18587 * expmed.c (synth_mult): When trying out a shift, pass the result
18590 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18592 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18593 (shiftsub1_cost): New.
18594 (init_expmed): Compute shiftsub1_cost.
18595 (synth_mult): Optimize multiplications by constants of the form
18596 -(2^^m-1) for some constant positive integer m.
18598 2009-05-03 Richard Guenther <rguenther@suse.de>
18601 * c-typeck.c (array_to_pointer_conversion): Do not built
18602 ADDR_EXPRs of arrays of pointer-to-element type.
18603 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18604 up wrong ADDR_EXPRs after-the-fact.
18605 * c-common.c (strict_aliasing_warning): Strip pointer
18606 conversions for obtaining the original type.
18607 * builtins.c (fold_builtin_memset): Handle array types.
18608 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18611 2009-05-03 Richard Guenther <rguenther@suse.de>
18613 PR middle-end/23329
18614 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18615 Do not lose casts from array types with unknown extent to array
18616 types with known extent.
18617 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18618 alias set compatibility.
18620 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18622 * flags.h (extra_warnings): Delete.
18623 * toplev.c (process_options): Handle Wuninitialized here.
18624 * opts.c (extra_warnings): Delete.
18625 (set_Wextra): Delete.
18626 (common_handle_option): -Wextra can be handled automatically.
18627 * c-opts.c (c_common_handle_option): Delete obsolete code.
18628 (c_common_post_options): Simplify comment.
18629 * common.opt (W): Add Var.
18631 (Wuninitialized): Initialize to -1.
18633 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18634 Richard Guenther <rguenther@suse.de>
18636 * expr.c (get_def_for_expr): New function.
18637 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18638 SSA rather than trees.
18639 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18640 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18642 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18644 * c-common.c (reswords): Add _Imaginary.
18645 * c-common.c (enum rid): Add RID_IMAGINARY.
18647 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18649 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18650 Patch by Richard Guenther.
18652 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18654 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18655 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18656 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18657 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18658 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18659 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18660 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18661 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18662 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18663 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18664 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18665 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18666 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18667 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18668 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18669 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18670 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18671 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18673 2009-05-02 Richard Guenther <rguenther@suse.de>
18675 PR tree-optimization/39940
18676 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18679 2009-05-02 Richard Guenther <rguenther@suse.de>
18681 PR middle-end/40001
18682 * tree-ssa.c (execute_update_addresses_taken): Properly check
18683 if we can mark a variable DECL_GIMPLE_REG_P.
18684 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18685 back to the end of the function.
18686 (is_gimple_reg_type): Remove complex type special casing.
18687 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18690 2009-05-02 Ben Elliston <bje@au.ibm.com>
18692 * doc/collect2.texi (Collect2): Document search path behaviour
18693 when configured with --with-ld.
18695 2009-05-02 Jan Hubicka <jh@suse.cz>
18697 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18698 parameter; update callers.
18699 (coalesce_cost_edge): EH edges are costier because they needs
18700 splitting even if not critical and even more costier when there are
18701 multiple EH predecestors.
18703 2009-05-02 Jan Hubicka <jh@suse.cz>
18705 * except.c (remove_eh_handler_and_replace): Handle updating after
18706 removing TRY blocks.
18708 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18710 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18712 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18714 * varasm.c: Do not include c-pragma.h.
18715 * attribs.c: Do not incude c-common.h.
18717 2009-05-01 Michael Matz <matz@suse.de>
18719 * calls.c (initialize_argument_information): Handle SSA names like
18720 decls with a non MEM_P DECL_RTL.
18722 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18724 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18725 * ipa-utils.c: Likewise.
18726 * ipa-type-escape.c: Likewise.
18727 * cgraphunit.c Do not include c-common.h.
18728 * ipa-pure-const.c: Likewise.
18729 * tree-if-conv.c: Likewise.
18730 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18731 * ipa-struct-reorg.c: Likewise.
18732 * tree-nomudflap.c: Likewise.
18733 * tree-ssa-structalias.c: Likewise.
18735 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18737 * store-motion.c: Many cleanups to make this pass a first-class
18738 citizen instead of an appendix to gcse load motion. Add TODO list
18739 to make this pass faster/cleaner/better.
18741 (struct ls_expr): Post gcse.c-split cleanups.
18742 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18743 "stores" field to "avail_stores".
18744 (pre_ldst_mems): Rename to store_motion_mems.
18745 (pre_ldst_table): Rename to store_motion_mems_table.
18746 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18747 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18748 (ldst_entry): Rename to st_expr_entry, update users.
18749 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18750 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18751 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18753 (first_ls_expr): Rename to first_st_expr, update users.
18754 (next_ls_expr): Rename to next_st_expr, update users.
18755 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18756 fields properly for store motion instead of names inherited from load
18758 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18759 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18762 (ae_kill): Rename to st_kill, update users.
18763 (ae_gen): Rename to st_avloc, update users.
18764 (transp): Rename to st_transp, update users.
18765 (pre_insert_map): Rename to st_insert_map, update users.
18766 (pre_delete_map): Rename to st_delete_map, update users.
18767 (insert_store, build_store_vectors, free_store_memory,
18768 one_store_motion_pass): Update for abovementioned changes.
18770 (gcse_subst_count, gcse_create_count): Remove.
18771 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18772 and "n_stores_created", local variables.
18774 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18777 (regvec, compute_store_table_current_insn): Remove.
18778 (reg_set_info, reg_clear_last_set): Remove.
18779 (compute_store_table): Use DF caches instead of local dataflow
18782 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18784 * c-objc-common.c (c_tree_printer): Print identifiers with
18785 pp_identifier, not pp_string. Mark "({anonymous})" for
18787 * c-pretty-print.c (pp_c_ws_string): New.
18788 (pp_c_cv_qualifier, pp_c_type_specifier,
18789 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18790 pp_c_storage_class_specifier, pp_c_function_specifier,
18791 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18792 pp_c_primary_expression, pp_c_postfix_expression,
18793 pp_c_unary_expression, pp_c_shift_expression,
18794 pp_c_relational_expression, pp_c_equality_expression,
18795 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18796 use pp_string and pp_c_ws_string in place of pp_identifier and
18797 pp_c_identifier for non-identifiers. Mark English strings for
18799 * c-pretty-print.h (pp_c_ws_string): Declare.
18801 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18802 Roland McGrath <roland@redhat.com>
18804 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18805 (ENABLE_LD_BUILDID): New configuration option.
18806 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18807 (LINK_BUILDID_SPEC): New macro.
18808 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18810 * doc/install.texi: Document --enable-linker-build-id option.
18811 * configure: Rebuild.
18812 * config.in: Rebuild.
18814 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18816 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18817 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18818 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18819 MIPS_GP_SAVE_AREA_SIZE.
18820 * config/mips/mips.c (struct mips_frame_info): Update comment
18821 before arg_pointer_offset and hard_frame_pointer_offset.
18822 (mips_compute_frame_info): Update diagram before function: to
18823 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18824 indicate the position of frame_pointer_rtx with -fstack-protector and
18825 to show args_size. Don't allocate cprestore area for leaf functions
18826 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18828 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18830 2009-04-30 Michael Matz <matz@suse.de>
18832 PR tree-optimization/39955
18833 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18835 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18837 * ira.c (setup_cover_and_important_classes): Use safe macro
18838 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18840 * genpreds.c (write_tm_preds_h): Output suitable definition of
18841 REG_CLASS_FOR_CONSTRAINT.
18843 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18845 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18847 * bitmap.c (bitmap_descriptor): Likewise.
18848 * ggc-common.c (loc_descriptor): Likewise.
18849 * varray.c (varray_descriptor): Likewise.
18850 * vec.c (vec_descriptor): Likewise.
18852 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18854 * Makefile.in (dce.o): Add $(EXCEPT_H).
18855 * dce.c: Include except.h and delete redundant vector definitions.
18856 (deletable_insn_p): Return false for non-call insns that can throw
18859 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18861 * gcse.c (ae_gen): Remove.
18862 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18863 and make non-static function to make it available in store-motion.c.
18864 Update call sites with search-and-replace.
18865 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18866 extract_mentioned_regs, extract_mentioned_regs_helper,
18867 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18868 store_killed_in_insn, store_killed_after, store_killed_before,
18869 build_store_vectors, insert_insn_start_basic_block, insert-store,
18870 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18871 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18872 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18873 * store-motion.c: ...new file. Also copy data structures from gcse.c
18874 and clean up to remove parts not used by store motion.
18875 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18876 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18878 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18881 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18882 when optimizing for size.
18884 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18886 * gcse.c (gcse_constant_p): Fix typo in last change.
18888 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18890 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18892 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18894 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18896 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18898 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18899 CONST_HIGH_PART result.
18901 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18903 * config/avr/avr.c (initial_elimination_offset): Rename to
18904 avr_initial_elimination_offset.
18905 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18906 change return type to bool.
18907 (avr_can_eliminate): New function.
18908 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18909 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18910 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18911 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18912 avr_initial_elimination_offset.
18913 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18914 (avr_initial_elimination_offset): Define.
18916 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18917 Steven Bosscher <steven@gcc.gnu.org>
18919 PR rtl-optimization/39938
18920 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18921 * cfgrtl.c: Include insn-attr.h.
18922 (rest_of_pass_free_cfg): New function.
18923 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18924 * resource.c (init_resource_info): Remove call to df_analyze.
18926 2009-04-29 Richard Guenther <rguenther@suse.de>
18929 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18930 allow conversion to signed integers.
18932 2009-04-29 Richard Guenther <rguenther@suse.de>
18934 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18935 shifts of floating point vectors if the shift amount is
18936 a constant multiple of the element size.
18938 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18939 Michael Matz <matz@suse.de>
18941 PR middle-end/39927
18943 * tree-outof-ssa.c (emit_partition_copy): New function.
18944 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18945 insert_part_to_rtx_on_edge): Perform the partition base var
18946 copy using emit_partition_copy.
18947 (insert_value_copy_on_edge): Convert constants to the right mode.
18948 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18949 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18951 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18953 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18954 scan backwards to try to find a constant to initialize it.
18956 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18957 insn before the loop_end instruction, don't look past labels.
18959 2009-04-29 Richard Guenther <rguenther@suse.de>
18961 PR middle-end/39937
18962 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18963 loose type conversions.
18964 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18965 stmts only if there are no uses of its definition.
18967 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18969 * config/bfin/bfin.h (splitting_loops): Declare.
18970 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18971 Reorder bit definitions to be ascending.
18972 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18973 * config/bfin/bfin.c (splitting_loops): New variable.
18974 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18975 (struct loop_info): Remove members INIT and LOOP_INIT.
18976 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18977 the LSETUP sequence. Allow LC to be loaded from any register, but
18978 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18979 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18981 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18982 of reload_completed.
18985 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18987 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18989 * Makefile.in (PLUGIN_VERSION_H): New.
18990 (OBJS-common): Remove plugin-version.o.
18991 (plugin.o): Depend on (PLUGIN_VERSION_H).
18992 (plugin-version.o): Remove.
18993 * configure: Regenerate
18994 * configure.ac: Create plugin-version.h.
18995 * gcc-plugin.h (plugin_gcc_version): Remove.
18996 (plugin_default_version_check): Change signature.
18997 * plugin-version.c: Remove.
18998 * plugin.c: Include plugin-version.h.
18999 (str_plugin_gcc_version_name): Remove.
19000 (try_init_one_plugin): Pass gcc version to plugin_init.
19001 (plugin_default_version_check): Both gcc and plugin versions are now
19004 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19006 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19007 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19008 Remove special case testing for last insn of inner loops. Don't fail
19009 if the loop ends with a jump, emit an extra nop instead.
19011 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19012 DREGS rather than comparing directly. Remove code that tries to
19013 account for latencies.
19015 2009-04-29 Richard Guenther <rguenther@suse.de>
19017 PR tree-optimization/39941
19018 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19019 eliminating an indirect call.
19021 2009-04-29 Richard Guenther <rguenther@suse.de>
19023 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19024 parameter. Allow invariants as base if !require_lvalue.
19025 (verify_gimple_assign_single): Adjust.
19027 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19029 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19030 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19031 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19032 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19033 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19035 * config/bfin/bfin.c (bfin_expand_builtin,
19036 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19038 2009-04-28 Richard Guenther <rguenther@suse.de>
19040 * tree-vect-loop.c (get_initial_def_for_induction): Use
19041 correct types for pointer increment.
19043 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19045 * toplev.c (print_version): Update GMP version string calculation.
19047 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19049 PR rtl-optimization/39938
19050 * resource.c (init_resource_info): Add call to df_analyze.
19052 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19054 * config/alpha/alpha.md (usegp): Cast the result of
19055 alpha_find_lo_sum_using_gp to enum attr_usegp.
19056 * config/alpha/alpha.c (override_options): Remove end-of-structure
19057 marker element from cpu_table. Use array size of cpu_table to handle
19058 -mcpu and -mtune options.
19059 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19061 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19063 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19064 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19065 tune_32 and tune_64.
19066 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19067 support on PowerPC.
19068 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19069 * config/rs6000/option-defaults.h: ... here. New file.
19070 (OPT_64, OPT_32): Define.
19071 (MASK_64BIT): Define to 0 if not already defined.
19072 (OPT_ARCH64, OPT_ARCH32): Define.
19073 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19076 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19078 * config/arm/arm.c (arm_override_options): Emit error on using
19081 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19083 PR rtl-optimization/39914
19084 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19085 registers for allocnos created from user-defined variables only
19086 when not optimizing.
19088 2009-04-28 Richard Guenther <rguenther@suse.de>
19090 PR middle-end/39937
19091 * fold-const.c (fold_binary): Use distribute_real_division only
19094 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19096 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19097 add hpux-stdint.h to tm_file.
19098 (hppa[12]*-*-hpux11*): Ditto.
19099 (ia64*-*-hpux*): Ditto.
19100 * config/hpux-stdint.h: New.
19101 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19102 __STDC_EXT__ for all compiles.
19103 * config/pa/pa-hpux.h: Ditto.
19104 * config/pa/pa-hpux10.h: Ditto.
19105 * config/pa/pa-hpux11.h: Ditto.
19107 2009-04-28 Catherine Moore <clm@codesourcery.com>
19109 * debug.h (set_name): Add comment.
19111 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19114 * config/darwin.c (machopic_gen_offset): Check
19115 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19116 * config/arm/arm.c (require_pic_register): Likewise.
19118 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19120 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19121 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19122 m32c_promote_prototypes): Delete.
19124 2009-04-28 Michael Matz <matz@suse.de>
19126 PR middle-end/39922
19127 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19130 2009-04-28 Richard Guenther <rguenther@suse.de>
19132 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19134 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19136 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19137 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19138 * config/arm/arm-tune.md: Regenerate.
19140 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19142 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19143 block if there are complex incoming edges.
19144 (sel_merge_blocks): Remove useless assert.
19145 (sel_redirect_edge_and_branch): Check that edge was redirected.
19146 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19147 (sel_find_rgns): Delete declaration.
19148 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19149 the region when it is not a preheader.
19151 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19154 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19156 2009-04-28 Richard Guenther <rguenther@suse.de>
19158 * tree.h (SSA_NAME_VALUE): Remove.
19159 (struct tree_ssa_name): Remove value_handle member.
19160 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19161 array for jump threading.
19162 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19164 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19165 * tree-flow.h (threadedge_initialize_values): Declare.
19166 (threadedge_finalize_values): Likewise.
19167 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19168 (SSA_NAME_VALUE): Define.
19169 (threadedge_initialize_values): New function.
19170 (threadedge_finalize_values): Likewise.
19171 * tree-ssa-dom.c (ssa_name_values): New global variable.
19172 (SSA_NAME_VALUE): Define.
19173 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19175 2009-04-28 Ira Rosen <irar@il.ibm.com>
19177 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19178 Use REPORT_VECTORIZED_LOCATIONS instead
19179 REPORT_VECTORIZED_LOOPS.
19180 * tree-vectorizer.c (vect_verbosity_level): Make static.
19181 (vect_loop_location): Rename to vect_location.
19182 (vect_set_verbosity_level): Update comment.
19183 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19185 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19186 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19187 instead REPORT_UNVECTORIZED_LOOPS.
19188 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19189 and vect_loop_def to vect_external_def and vect_internal_def.
19190 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19191 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19192 REPORT_UNVECTORIZED_LOCATIONS.
19193 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19194 and vect_used_in_loop and to vect_unused_in_scope and
19195 vect_used_in_scope.
19196 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19197 (vect_verbosity_level): Remove declaration.
19198 (vect_analyze_operations): Likewise.
19199 (vect_analyze_stmt): Declare.
19200 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19201 REPORT_UNVECTORIZED_LOCATIONS.
19202 (vect_get_loop_niters): Fix indentation.
19203 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19204 (vect_analyze_loop_operations): New function.
19205 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19206 vect_analyze_operations.
19207 (vect_is_simple_reduction): Use new names.
19208 (vectorizable_live_operation, vect_transform_loop): Likewise.
19209 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19210 to specify whether the data references can be a part of interleaving
19212 (vect_analyze_data_ref_dependence): Use new names.
19213 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19214 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19215 * tree-vect-patterns.c (widened_name_p): Use new names.
19216 (vect_recog_dot_prod_pattern): Likewise.
19217 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19218 (process_use, vect_mark_stmts_to_be_vectorized,
19219 vect_model_simple_cost, vect_model_store_cost,
19220 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19221 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19222 vectorizable_operation, vectorizable_type_demotion,
19223 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19224 vectorizable_condition): Likewise.
19225 (vect_analyze_operations): Split into vect_analyze_loop_operations
19227 (vect_analyze_stmt): ... new function.
19228 (new_stmt_vec_info): Use new names.
19229 (vect_is_simple_use): Use new names and fix comment.
19230 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19231 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19233 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19236 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19237 and integer modes for x87 operands. Do not ICE for unsupported size,
19238 generate error instead. Generate error for unsupported operand types.
19239 ['z']: Do not handle HImode memory operands specially. Warning
19240 for floating-point operands. Fallthru to 'Z' for unsupported operand
19241 types. Do not ICE for unsupported size, generate error instead.
19242 (output_387_binary_op): Use %Z to output operands.
19243 (output_fp_compare): Ditto.
19244 (output_387_reg_move): Ditto.
19246 2009-04-28 Ben Elliston <bje@au.ibm.com>
19251 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19253 * builtins.c (c_strlen): Do not warn here.
19254 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19255 * c-common.c (pointer_int_sum): Take an explicit location.
19256 Warn about offsets out of bounds.
19257 * c-common.h (pointer_int_sum): Adjust declaration.
19259 2009-04-27 Ian Lance Taylor <iant@google.com>
19261 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19263 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19264 * df-core.c (df_set_flags): Change return type to int. Change
19265 type of old_flags to int.
19266 (df_clear_flags): Likewise.
19267 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19268 (df_get_conditional_uses): Likewise.
19269 * df.h (df_set_flags, df_clear_flags): Update declarations.
19270 * dwarf2out.c (struct indirect_string_node): Change type of form
19271 field to enum dwarf_form.
19272 (AT_string_form): Change return type to enum dwarf_form.
19273 * fixed-value.c (fixed_compare): Add cast to enum type.
19274 * fwprop.c (update_df): Change 0 to VOIDmode.
19275 * gensupport.c: Change 0 to UNKNOWN.
19276 * gimple.h (gimple_cond_code): Add cast to enum type.
19277 * haifa-sched.c (reemit_notes): Add cast to enum type.
19278 * hooks.c (hook_int_void_no_regs): Remove function.
19279 * hooks.h (hook_int_void_no_regs): Remove declaration.
19280 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19281 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19282 * real.c (real_arithmetic): Add cast to enum type.
19283 (real_compare): Likewise.
19284 * target.h (struct gcc_target): Change return type of
19285 branch_target_register_class to enum reg_class.
19286 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19287 default_branch_target_register_class.
19288 * targhooks.c (default_branch_target_register_class): New function.
19289 * targhooks.h (default_branch_target_register_class): Declare.
19290 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19291 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19293 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19295 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19296 vect_uninitialized_def. Change 0 to ERROR_MARK.
19297 * tree-vect-stmts.c (supportable_widening_operation): Don't
19298 initialize icode1 and icode2.
19299 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19300 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19302 (cmn_err_flag_specs): Change 0 to STD_C89.
19303 (cmn_err_char_table): Likewise.
19304 * config/arm/arm.c (get_arm_condition_code): Change type of code
19305 to enum arm_cond_code.
19306 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19307 (IWMMXT_BUILTIN2): Likewise.
19308 (neon_builtin_type_bits): Don't define typedef.
19309 (neon_builtin_datum): Change type of bits field to int.
19310 (arm_expand_neon_args): Add cast to enum type.
19311 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19313 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19314 casts to enum type.
19315 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19317 * config/mips/mips.md (jal_macro): Return enum constant.
19318 (single_insn): Likewise.
19319 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19321 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19322 casts to enum type.
19323 * config/s390/s390.c (s390_tune_flags): Change type to int.
19324 (s390_arch_flags): Likewise.
19325 (s390_handle_arch_option): Change flags field of struct pta to int.
19326 * config/s390/s390.h (s390_tune_flags): Update declaration.
19327 (s390_arch_flags): Likewise.
19328 * config/sh/sh.c (prepare_move_operands): Compare
19329 tls_symbolic_operand result with enum constant.
19330 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19331 (sh_expand_prologue): Add cast to enum type.
19332 (sh_expand_epilogue): Likewise.
19333 (tls_symbolic_operand): Change return type to enum tls_model.
19334 (fpscr_set_from_mem): Add cast to enum type.
19335 (legitimize_pic_address): Compare tls_symbolic_operand result with
19337 (sh_target_reg_class): Change return type to enum reg_class.
19338 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19340 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19341 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19342 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19343 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19344 (delayed_branch, tls_call_delay): Likewise.
19345 (eligible_for_sibcall_delay): Likewise.
19346 (eligible_for_return_delay): Likewise.
19347 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19348 (spu_expand_builtin_1): Likewise.
19350 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19351 for all types of conversions.
19352 (output_init_element): Issue -Wc++-compat warning if needed when
19353 initializing a bitfield with enum type.
19354 * c-parser.c (c_parser_expression): Set original_type to
19355 original_type of right hand operand of comma operator.
19357 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19359 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19361 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19362 * doc/cpp.texi (Standard Predefined Macros)
19363 (Implementation-defined behavior): Likewise.
19364 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19365 * doc/gimple.texi (GIMPLE Exception Handling)
19366 (@code{GIMPLE_ASSIGN}): Likewise.
19367 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19368 * doc/invoke.texi (Warning Options, Optimize Options)
19369 (AVR Options, Darwin Options): Likewise.
19370 (Optimize Options): Reformulate -fwhole-program description.
19371 * doc/loop.texi (Lambda): Likewise.
19372 * doc/md.texi (Output Template, Define Constraints)
19373 (Standard Names, Insn Splitting): Likewise.
19374 * doc/options.texi (Option properties): Likewise.
19375 * doc/passes.texi (Tree-SSA passes): Likewise.
19376 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19377 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19378 (File Names and DBX): Likewise.
19379 * doc/trouble.texi (Incompatibilities): Likewise.
19381 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19383 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19384 instruction is correct.
19386 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19388 Allow non-constant arguments to conversion intrinsics.
19389 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19390 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19391 * spu.c (print_operand): Handle 'v' and 'w'.
19392 (exp2_immediate_p, spu_gen_exp2): Define.
19393 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19394 spu_convtf_1): Update parameter descriptions.
19395 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19396 * constraints.md ('v', 'w'): New.
19397 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19399 (i2f, I2F): New define_mode_attr.
19400 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19401 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19402 fixuns_truncv4sfv4si2): Update to use mode attribute.
19403 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19404 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19405 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19406 patterns for combine.
19408 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19410 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19411 (cprop, hoist, pre, store_motion): New debug counters.
19412 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19413 is not an RTL pass anymore.
19414 (pass_profiling): Remove extern decl for pass removed in 2005.
19415 (pass_gcse, pass_jump_bypass): Remove.
19416 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19417 to 0 for clean state.
19418 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19419 * cse.c (gate_handle_cse_after_global_opts,
19420 rest_of_handle_cse_after_global_opts): New functions.
19421 (pass_cse_after_global_opts): New pass, does local CSE.
19422 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19423 (TV_CPROP): New timevar.
19424 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19425 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19426 (gcse_main, recompute_all_luids): Remove.
19427 (compute_hash_table_work): Call max_reg_num instead of reading
19429 (cprop_jump): Don't set run_jump_opt_after_gcse.
19430 (constprop_register): Always allow to alter jumps.
19431 (cprop_insn): Likewise.
19432 (do_local_cprop): Likewise.
19433 (local_cprop_pass): Likewise. Return non-zero if something changed.
19434 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19435 (find_implicit_sets): Add note about missed optimization opportunity.
19436 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19437 pass_rtl_cprop execute function.
19438 Don't bother tracking the pass number, each pass gets its own dumpfile
19440 Always allow to alter jumpsand bypass jumps.
19441 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19442 will just find no suitable set.
19443 (pre_edge_insert): Fix dumping, this function is for PRE only.
19444 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19445 pass_rtl_pre execute function.
19446 (hoist_code): Return non-zero if something changed. Keep track of
19447 substitutions and insertions for statistics gathering similar to PRE.
19448 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19449 called from the pass_rtl_hoist execute function. Show pass statistics.
19450 (compute_store_table): Use max_reg_num directly instead of using the
19451 formerly global max_gcse_regno.
19452 (build_store_vectors): Likewise.
19453 (replace_store_insn): Fix dumping.
19454 (store_motion): Rename to ...
19455 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19456 pass, called from the pass_rtl_store_motion execute function. Keep
19457 track of substitutions and insertions for statistics gathering similar
19459 (bypass_jumps): Remove, fold interesting bits into ...
19460 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19461 from the pass_rtl_cprop execute function.
19462 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19463 pass_jump_bypass): Remove.
19464 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19465 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19466 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19467 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19468 (gate_rtl_store_motion, execute_rtl_store_motion,
19469 pass_rtl_store_motion): New.
19470 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19471 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19472 * passes.c (init_optimization_passes): Remove pass_gcse and
19473 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19474 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19475 instead of pass_jump_bypass.
19477 2009-04-27 Richard Guenther <rguenther@suse.de>
19479 PR middle-end/39928
19480 * gimplify.c (gimplify_expr): If we are required to create
19481 a temporary make sure it ends up as register.
19483 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19486 * config/i386/i386.c (construct_container): Don't call
19487 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19488 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19490 2009-04-27 Michael Matz <matz@suse.de>
19492 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19493 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19494 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19495 (dump_replaceable_exprs): Take a bitmap.
19496 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19498 (expand_gimple_basic_block): Likewise.
19499 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19500 replaceable_expressions member a bitmap.
19501 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19502 (mark_replaceable): Likewise.
19503 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19504 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19506 2009-04-27 Richard Guenther <rguenther@suse.de>
19508 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19509 (verify_stmts): Dispatch to gimple/type verification code.
19510 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19511 issue with call argument types.
19513 2009-04-27 Michael Matz <matz@suse.de>
19515 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19516 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19519 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19520 Eric Botcazou <ebotcazou@adacore.com>
19522 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19523 a label's basic block.
19524 (mark_target_live_regs): Tidy and rework obsolete comments.
19525 Change back DF problem to LIVE. If a label starts a basic block,
19526 assume that all registers that used to be live then still are.
19527 (init_resource_info): If a label starts a basic block, set its
19528 BLOCK_FOR_INSN accordingly.
19529 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19531 2009-04-27 Richard Guenther <rguenther@suse.de>
19533 * tree-flow-inline.h (function_ann): Remove.
19534 (get_function_ann): Likewise.
19535 * tree-dfa.c (create_function_ann): Remove.
19536 * tree-flow.h (struct static_var_ann_d): Remove.
19537 (struct function_ann_d): Likewise.
19538 (union tree_ann_d): Remove fdecl member.
19539 (function_ann_t): Remove.
19540 (function_ann, get_function_ann, create_function_ann): Remove
19543 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19545 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19547 2009-04-27 Jan Hubicka <jh@suse.cz>
19549 * ipa-pure-const.c (struct funct_state_d): New fields
19550 state_previously_known, looping_previously_known; remove
19551 state_set_in_source.
19552 (analyze_function): Use new fields.
19553 (propagate): Avoid assumption that state_set_in_source imply
19556 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19557 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19558 * cfgloop.h (finite_loop_p): Declare.
19560 2009-04-26 Michael Matz <matz@suse.de>
19562 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19564 2009-04-26 Michael Matz <matz@suse.de>
19566 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19567 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19568 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19569 pass_mark_used_blocks): Remove.
19570 * tree-optimize.c (pass_free_datastructures,
19571 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19572 * passes.c (init_optimization_passes): Don't call
19573 pass_mark_used_blocks, remove dead code.
19575 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19577 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19578 * tree-ssa-live.h (register_ssa_partition): Likewise.
19580 2009-04-26 Michael Matz <matz@suse.de>
19583 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19584 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19585 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19587 (compare_pairs): Swap cost comparison.
19588 (coalesce_ssa_name): Don't use change_partition_var.
19589 * tree-nrv.c (struct nrv_data): Add modified member.
19590 (finalize_nrv_r): Set it.
19591 (tree_nrv): Use it to update statements.
19592 (pass_nrv): Require PROP_ssa.
19593 * tree-mudflap.c (mf_decl_cache_locals,
19594 mf_build_check_statement_for): Use make_rename_temp.
19595 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19596 * alias.c (find_base_decl): Handle SSA names.
19597 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19598 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19599 * rtl.h (set_reg_attrs_for_parm): Declare.
19600 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19601 to "optimized", remove unused locals at finish.
19602 (execute_free_datastructures): Make global, call
19603 delete_tree_cfg_annotations.
19604 (execute_free_cfg_annotations): Don't call
19605 delete_tree_cfg_annotations.
19607 * ssaexpand.h: New file.
19608 * expr.c (toplevel): Include ssaexpand.h.
19609 (expand_assignment): Handle SSA names the same as register variables.
19610 (expand_expr_real_1): Expand SSA names.
19611 * cfgexpand.c (toplevel): Include ssaexpand.h.
19612 (SA): New global variable.
19613 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19614 (SSAVAR): New macro.
19615 (set_rtl): New helper function.
19616 (add_stack_var): Deal with SSA names, use set_rtl.
19617 (expand_one_stack_var_at): Likewise.
19618 (expand_one_stack_var): Deal with SSA names.
19619 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19620 before unique numbers.
19621 (expand_stack_vars): Use set_rtl.
19622 (expand_one_var): Accept SSA names, add asserts for them, feed them
19623 to above subroutines.
19624 (expand_used_vars): Expand all partitions (without default defs),
19625 then only the local decls (ignoring those expanded already).
19626 (expand_gimple_cond): Remove edges when jumpif() expands an
19627 unconditional jump.
19628 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19629 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19631 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19632 members of SA; deal with PARM_DECL partitions here; expand
19633 all PHI nodes, free tree datastructures and SA. Commit instructions
19634 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19635 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19636 info and statements at start, collect garbage at finish.
19637 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19638 (VAR_ANN_PARTITION) Remove.
19639 (change_partition_var): Don't declare.
19640 (partition_to_var): Always return SSA names.
19641 (var_to_partition): Only accept SSA names.
19642 (register_ssa_partition): Only check argument.
19643 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19645 (delete_var_map): Don't free it.
19646 (var_union): Only accept SSA names, simplify.
19647 (partition_view_init): Mark only useful SSA names as used.
19648 (partition_view_fini): Only deal with SSA names.
19649 (change_partition_var): Remove.
19650 (dump_var_map): Use ssa_name instead of partition_to_var member.
19651 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19653 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19654 (struct _elim_graph): New member const_dests; nodes member vector of
19656 (set_location_for_edge): New static helper.
19657 (create_temp): Remove.
19658 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19659 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19660 (new_elim_graph): Allocate const_dests member.
19661 (clean_elim_graph): Truncate const_dests member.
19662 (delete_elim_graph): Free const_dests member.
19663 (elim_graph_size): Adapt to new type of nodes member.
19664 (elim_graph_add_node): Likewise.
19665 (eliminate_name): Likewise.
19666 (eliminate_build): Don't take basic block argument, deal only with
19667 partition numbers, not variables.
19668 (get_temp_reg): New static helper.
19669 (elim_create): Use it, deal with RTL temporaries instead of trees.
19670 (eliminate_phi): Adjust all calls to new signature.
19671 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19672 (rewrite_trees): Only do checking.
19673 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19674 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19675 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19676 contains_tree_r, MAX_STMTS_IN_LATCH,
19677 process_single_block_loop_latch, analyze_edges_for_bb,
19678 perform_edge_inserts): Remove.
19679 (expand_phi_nodes): New global function.
19680 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19681 functions, initialize new parameter, remember partitions having a
19683 (finish_out_of_ssa): New global function.
19684 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19685 don't reset in_ssa_p here, don't disable TER when mudflap.
19686 (pass_del_ssa): Remove.
19687 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19689 (execute_free_datastructures): Declare.
19690 * Makefile.in (SSAEXPAND_H): New variable.
19691 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19692 * basic-block.h (commit_one_edge_insertion): Declare.
19693 * passes.c (init_optimization_passes): Move pass_nrv and
19694 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19695 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19696 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19697 (redirect_branch_edge): Deal with super block when expanding, split
19698 out jump patching itself into ...
19699 (patch_jump_insn): ... here, new static helper.
19701 2009-04-26 Michael Matz <matz@suse.de>
19703 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19704 beyond num_ssa_names.
19705 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19706 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19708 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19710 PR inline-asm/39543
19711 * fwprop.c (forward_propagate_asm): New function.
19712 (forward_propagate_and_simplify): Propagate also into __asm, if it
19713 doesn't increase the number of referenced registers.
19716 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19718 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19720 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19721 note_nonlocal_vla_type for nonlocal VLAs.
19722 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19723 contains_remapped_vars, remap_vla_decls): New functions.
19724 (convert_nonlocal_reference_stmt): If not optimizing, call
19725 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19726 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19727 if it wasn't found in var_map.
19728 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19729 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19730 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19732 * gimplify.c (nonlocal_vlas): New variable.
19733 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19735 (gimplify_body): Create and destroy nonlocal_vlas.
19737 * dwarf2out.c (loc_descr_plus_const): New function.
19738 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19739 mem_loc_descriptor, loc_descriptor_from_tree_1,
19740 descr_info_loc, gen_variable_die): Use it.
19742 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19743 !TREE_STATIC VAR_DECLs.
19744 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19745 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19746 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19747 DECL_BY_REFERENCE is valid.
19748 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19749 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19750 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19751 Copy DECL_BY_REFERENCE.
19752 (struct nesting_copy_body_data): New type.
19753 (nesting_copy_decl): New function.
19754 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19755 if they have variable length.
19757 2009-04-26 Michael Matz <matz@suse.de>
19759 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19760 mark new temporaries for renaming.
19762 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19765 * c-decl.c (global_bindings_p): Return negative value.
19766 (c_variable_size): New. Based on variable_size from
19768 (grokdeclarator): Call c_variable_size not variable_size.
19770 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19772 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19774 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19776 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19777 Redefine it to just use mingw/include.
19778 (ASM_SPEC): Rules for -m32 and -m64.
19779 (LINK_SPEC): Use Likewise.
19780 (SPEC_32): New define.
19781 (SPEC_64): Likewise.
19782 (SUB_LINK_SPEC): Likewise.
19783 (MULTILIB_DEFAULTS): New define.
19784 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19785 Add multilib options.
19786 (MULTILIB_DIRNAMES): Likewise.
19787 (MULTILIB_OSDIRNAMES): Likewise.
19788 (LIBGCC): Likewise.
19789 (INSTALL_LIBGCC): Likewise.
19791 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19794 * c-tree.h (enum c_inline_static_type): New.
19795 (record_inline_static): Declare.
19796 * c-decl.c (struct c_inline_static, c_inline_statics,
19797 record_inline_static, check_inline_statics): New.
19798 (pop_file_scope): Call check_inline_statics.
19799 (start_decl): Call record_inline_static instead of pedwarning
19800 directly for static in inline function.
19801 * c-typeck.c (build_external_ref): Call record_inline_static
19802 instead of pedwarning directly for static referenced in inline
19805 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19807 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19808 not new but only being rescanned.
19809 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19810 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19811 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19812 record_set_info, compute_set, grealloc): Remove.
19813 (recompute_all_luids): New function.
19814 (gcse_main): Don't compute sets, and don't do related memory
19815 allocations/free-ing. If something changed before the end of the
19816 pass, update LUIDs using recompute_all_luids.
19817 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19818 (free_gcse_mem): Don't free it either.
19819 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19820 Use the df insn LUIDs.
19821 (load_killed_in_block): Likewise.
19822 (compute_hash_table_work): Don't compute reg_set_in_block.
19823 (compute_transp): Use DF_REG_DEF_CHAINs.
19824 (local_cprop_pass): Don't use compute_sets and related functions.
19825 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19826 Use get_max_uid() instead of max_cuid.
19827 (insert_insn_end_basic_block, pre_insert_copy_insn,
19828 update_ld_motion_stores): Don't try to
19829 keep reg_set tables up to date.
19830 (pre_insert_copies): Use df insn LUIDs.
19831 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19832 (reg_set_info): Don't use extra bitmap argument.
19833 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19834 information to compute regs_set_in_block.
19835 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19836 (bypass_jumps): Don't use compute_sets and friends.
19838 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19841 * opts.c (undocumented_msg): Do not leave blank even with
19844 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19846 * c-decl.c (build_enumerator): Allow values folding to integer
19847 constants but not integer constant expressions with a pedwarn if
19850 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19853 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19854 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19855 type is an integer constant.
19857 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19860 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19863 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19866 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19867 with variably modified return type and no storage class
19868 specifiers, except for the case of nested functions. Distinguish
19869 extern declarations of functions with variably modified return
19870 types from those of objects with variably modified types.
19872 2009-04-25 Jan Hubicka <jh@suse.cz>
19874 * tree.c (list_equal_p): New function.
19875 * tree.h (list_equal_p): Declare.
19876 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19877 basic_block_def, basic_block, const_basic_block): New.
19878 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19879 (redirect_eh_edge): New function.
19880 (make_eh_edge_update_phi): EH edges are not abnormal.
19881 * except.c: Include tree-flow.h.
19882 (list_match): New function.
19883 (eh_region_replaceable_by_p): New function.
19884 (replace_region): New function.
19885 (hash_type_list): New function.
19886 (hash_eh_region): New function.
19887 (eh_regions_equal_p): New function.
19888 (merge_peers): New function.
19889 (remove_unreachable_regions): Verify EH tree when checking;
19891 (copy_eh_region_1): New function.
19892 (copy_eh_region): New function.
19893 (push_reachable_handler): New function.
19894 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19895 regions without label but with live RESX.
19896 * except.h (redirect_eh_edge_to_label): New.
19897 * tree-flow.h (redirect_eh_edge): New.
19898 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19899 basic_block_def, basic_block, const_basic_block): Remove.
19900 * Makefile.in (except.o): Add dependency on tree-flow.h
19901 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19902 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19905 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19908 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19909 on the destination of memcpy.
19911 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19913 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19914 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19915 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19917 2009-04-25 Jan Hubicka <jh@suse.cz>
19919 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19920 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19921 to be reached by different label than left.
19922 (update_eh_edges): Update comment; remove edge_to_remove if possible
19923 and return true if suceeded.
19924 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19925 (cleanup_eh): Compute sharing map.
19926 * except.c (remove_eh_handler_and_replace): Add argument if we should
19928 (remove_unreachable_regions): Update for label sharing.
19929 (label_to_region_map): Likewise.
19930 (get_next_region_sharing_label): New function.
19931 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19933 (remove_eh_handler): Update.
19934 (remove_eh_region_and_replace_by_outer_of): New function.
19935 * except.h (struct eh_region): Add next_region_sharing_label.
19936 (remove_eh_region_and_replace_by_outer_of,
19937 get_next_region_sharing_label): Declare.
19938 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19940 2009-04-25 Jan Hubicka <jh@suse.cz>
19942 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19943 insert code even if they are not critical.
19945 2009-04-25 Jan Hubicka <jh@suse.cz>
19947 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19948 (gimple_can_remove_branch_p): EH edges won't remove branch by
19950 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19951 updating of non-abnormal EH edges.
19952 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19953 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19954 (split_critical_edges): Split also edges where emitting code on them
19955 will lead to splitting later.
19957 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19958 H.J. Lu <hongjiu.lu@intel.com>
19961 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19962 the configured assembler supports fildq and fistpq mnemonics.
19963 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19964 * configure: Regenerated.
19965 * config.in: Ditto.
19967 * config/i386/i386.c (print_operand): Handle 'Z'.
19968 ['z']: Remove handling of special fild/fist suffixes.
19969 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19970 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19971 suffix of fild insn.
19972 (*floatsi<mode>2_vector_mixed): Ditto.
19973 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19974 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19975 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19976 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19977 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19979 2009-04-25 Ben Elliston <bje@au.ibm.com>
19981 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19982 the source of a set operation.
19984 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19986 * target.h (struct gcc_target): Add case_values_threshold field.
19987 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19988 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19989 * targhooks.c (default_case_values_threshold): New function.
19990 * targhooks.h (default_case_values_threshold): Declare function.
19991 * stmt.c (expand_case): Use case_values_threshold target hook.
19992 * expr.h (case_values_threshold): Remove declartation.
19993 * expr.c (case_values_threshold): Remove function.
19994 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19996 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19997 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19998 (avr_case_values_threshold): Declare as static.
19999 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20001 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20002 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20003 (mn10300_case_values_threshold): New function.
20005 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20007 * ira.c (setup_cover_and_important_classes): Add enum cast.
20009 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20011 * genpreds.c (write_enum_constraint_num): Output definition of
20012 CONSTRAINT_NUM_DEFINED_P macro.
20013 * ira.c (setup_cover_and_important_classes): Use
20014 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20016 2009-04-24 DJ Delorie <dj@redhat.com>
20018 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20019 __SH2A_SINGLE_ONLY__ also.
20021 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20023 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20024 (movdf_internal): Ditto.
20025 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20026 SFmode and DFmode constants.
20027 (ia64_print_operand): Add 'G' format for printing
20028 floating point constants.
20030 2009-04-24 Richard Guenther <rguenther@suse.de>
20032 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20033 from unsigned additions.
20035 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20037 * c-typeck.c (set_init_index): Allow array designators that are
20038 not integer constant expressions with a pedwarn if pedantic.
20040 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20042 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20043 zero if no overlap in nonzero bits between the operands.
20045 2009-04-24 Ian Lance Taylor <iant@google.com>
20047 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20048 (record_dead_and_set_regs): Likewise.
20049 * df.h (struct df_mw_hardreg): Change flags field to int.
20050 (struct df_base_ref): Likewise.
20051 (struct df): Change changeable_flags field to int.
20052 * df-scan.c (df_defs_record): Change clobber_flags to int.
20053 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20054 constants rather than #define macros.
20055 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20056 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20057 (enum dwarf_calling_convention): Likewise.
20058 (enum dwarf_line_number_x_ops): Likewise.
20059 (enum dwarf_call_frame_info): Likewise.
20060 (enum dwarf_source_language): Likewise.
20061 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20062 (add_calling_convention_attribute): Likewise.
20063 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20064 (combine_comparisons): Change compcode to int. Add cast to enum type.
20065 * genrecog.c (maybe_both_true_2): Change c to int.
20066 (write_switch): Likewise. Add cast to enum type.
20067 * gimplify.c (gimplify_omp_for): Handle return values from
20068 gimplify_expr using MIN rather than bitwise or.
20069 (gimplify_expr): Add cast to enum type.
20070 * ipa-prop.c (update_jump_functions_after_inlining): Change
20071 IPA_BOTTOM to IPA_JF_UNKNOWN.
20072 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20073 Add casts to enum type.
20074 (setup_cover_and_important_classes): Change cl to int. Add casts
20076 (setup_class_translate): Change cl and mode to int.
20077 (ira_init_once): Change mode to int.
20078 (free_register_move_costs): Likewise.
20079 (setup_prohibited_mode_move_regs): Add casts to enum type.
20080 * langhooks.c (add_builtin_function_common): Rework assertion that
20081 value fits bitfield.
20082 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20083 * omega.c (omega_do_elimination): Avoid math on enum types.
20084 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20085 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20086 int local to handle integral_argment value.
20087 * regmove.c (try_auto_increment): Change PUT_MODE to
20089 * reload.c (push_secondary_reload): Add casts to enum type.
20090 (secondary_reload_class, find_valid_class): Likewise.
20091 * reload1.c (emit_input_reload_insns): Likewise.
20092 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20093 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20094 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20096 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20097 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20099 (expand_complex_libcall): Add casts to enum type.
20100 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20101 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20102 with ERROR_MARK, not NUM_TREE_CODES.
20103 (vect_create_epilog_for_reduction): Likewise.
20104 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20105 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20106 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20108 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20109 vect_unused_in_loop. Change 0 to loop_vect.
20110 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20111 * var-tracking.c (get_init_value): Change return type to enum
20113 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20114 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20116 (arm_override_options): Add casts to enum type.
20117 (arm_emit_tls_decoration): Likewise.
20118 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20120 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20121 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20122 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20124 * config/s390/s390.c (code_for_builtin_64): Change to array of
20126 (code_for_builtin_31): Likewise.
20127 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20129 * config/sparc/sparc.c (sparc_override_options): Change value
20130 field in struct code_model to enum cmodel. In initializer change
20131 0 to NULL and add cast to enum type.
20133 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20134 Change all callers. Issue a -Wc++-compat warning using
20135 lhs_origtype if necessary.
20136 (convert_for_assignment): Issue -Wc++-compat warnings about
20137 invalid conversions to enum type on assignment.
20138 * c-common.h (build_modify_expr): Update declaration.
20140 2009-04-24 Nick Clifton <nickc@redhat.com>
20142 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20143 (function_arg_advance): Likewise.
20144 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20147 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20149 * config/s390/constraints.md ('I', 'J'): Fix condition.
20151 2009-04-24 Diego Novillo <dnovillo@google.com>
20153 * gengtype-parse.c (parse_error): Add newline after message.
20155 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20157 * config/i386/sse.md (avxmodesuffixs): Removed.
20158 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20159 (*avx_pinsr<ssevecsize>): This.
20161 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20163 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20164 follow chains of regs with a single definition, and allow expressions
20165 that are function_invariant_p.
20166 (simple_rhs_p): Allow expressions that are function_invariant_p.
20168 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20170 PR middle-end/39867
20171 * fold-const.c (fold_cond_expr_with_comparison): When folding
20172 > and >= to MAX, make sure the MAX uses the same type as the
20173 comparison's operands.
20175 2009-04-24 Nick Clifton <nickc@redhat.com>
20177 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20178 addressing for DImode accesses.
20179 (frv_print_operand_address): Handle PLUS case.
20180 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20182 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20184 PR rtl-optimization/39794
20185 * alias.c (canon_true_dependence): Add x_addr argument.
20186 * rtl.h (canon_true_dependence): Adjust prototype.
20187 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20188 * cselib.c (cselib_invalidate_mem): Likewise.
20189 * gcse.c (compute_transp): Likewise.
20190 * dse.c (scan_reads_nospill): Likewise.
20191 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20192 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20193 canon_base_addr of the group, plus optional offset.
20194 (struct group_info): Rename canon_base_mem to
20196 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20197 canon_rtx of base_mem.
20199 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20201 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20202 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20204 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20206 * config/spu/spu-builtins.h: Delete file.
20208 * config/spu/spu.h (enum spu_builtin_type): Move here from
20210 (struct spu_builtin_description): Likewise. Add GTY marker.
20211 Do not use enum spu_function_code or enum insn_code.
20212 (spu_builtins): Add extern declaration.
20214 * config/spu/spu.c: Do not include "spu-builtins.h".
20215 (enum spu_function_code, enum spu_builtin_type_index,
20216 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20217 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20218 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20219 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20220 (spu_builtin_types): Make static. Add GTY marker.
20221 (spu_builtins): Add extern declaration with GTY marker.
20222 Include "gt-spu.h".
20224 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20225 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20226 Check programmatically whether all parameters are scalar.
20228 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20230 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20232 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20233 assignment from the constructor either if the target is volatile.
20235 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20237 * config/arm/arm.md (insv): Do not share operands[0].
20239 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20241 * config/vxlib-tls.c (active_tls_threads): Delete.
20242 (delete_hook_installed): New.
20243 (tls_delete_hook): Don't delete the delete hook.
20244 (tls_destructor): Delete it here.
20245 (__gthread_set_specific): Adjust installing the delete hook.
20246 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20247 __gthread_leave_tsd_dtor_context.
20249 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20251 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20253 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20255 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20257 (alpha_rtx_costs): Ditto.
20258 (emit_unlikely_jump): Use add_reg_note.
20259 (emit_frame_store_1): Ditto.
20260 (alpha_expand_prologue): Ditto.
20261 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20262 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20264 2009-04-23 Nick Clifton <nickc@redhat.com>
20266 * config/v850/v850.md (epilogue): Remove suppressed code.
20267 (return): Rename to return_simple and remove test of frame size.
20268 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20269 to gen_return_simple.
20271 2009-04-22 Jing Yu <jingyu@google.com>
20274 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20276 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20279 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20280 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20281 value is a VECTOR_CST, the element type is the element type of the
20284 2009-04-22 DJ Delorie <dj@redhat.com>
20286 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20288 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20290 * alias.c (find_base_term): Move around LO_SUM case, so that
20291 CONST falls through into PLUS/MINUS handling.
20294 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20295 into 0, use omit_one_operand.
20297 2009-04-23 Ben Elliston <bje@au.ibm.com>
20299 * config/rs6000/linux-unwind.h (get_regs): Remove type
20300 puns. Change the type of `pc' to an array of unsigned ints and
20301 update all users. Constify frame24.
20303 2009-04-22 DJ Delorie <dj@redhat.com>
20305 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20306 declarations before code.
20307 (current_function_special_page_vector): Likewise.
20308 (m32c_expand_insv): Silence a warning.
20310 2009-04-21 Taras Glek <tglek@mozilla.com>
20312 * alias.c: Update GTY annotations to new syntax.
20313 * basic-block.h: Likewise.
20314 * bitmap.h: Likewise.
20315 * c-common.h: Likewise.
20316 * c-decl.c: Likewise.
20317 * c-parser.c: Likewise.
20318 * c-pragma.c: Likewise.
20319 * c-tree.h: Likewise.
20320 * cfgloop.h: Likewise.
20321 * cgraph.h: Likewise.
20322 * config/alpha/alpha.c: Likewise.
20323 * config/arm/arm.h: Likewise.
20324 * config/avr/avr.h: Likewise.
20325 * config/bfin/bfin.c: Likewise.
20326 * config/cris/cris.c: Likewise.
20327 * config/darwin.c: Likewise.
20328 * config/frv/frv.c: Likewise.
20329 * config/i386/i386.c: Likewise.
20330 * config/i386/i386.h: Likewise.
20331 * config/i386/winnt.c: Likewise.
20332 * config/ia64/ia64.h: Likewise.
20333 * config/iq2000/iq2000.c: Likewise.
20334 * config/mips/mips.c: Likewise.
20335 * config/mmix/mmix.h: Likewise.
20336 * config/pa/pa.c: Likewise.
20337 * config/pa/pa.h: Likewise.
20338 * config/rs6000/rs6000.c: Likewise.
20339 * config/s390/s390.c: Likewise.
20340 * config/sparc/sparc.c: Likewise.
20341 * config/xtensa/xtensa.c: Likewise.
20342 * cselib.h: Likewise.
20343 * dbxout.c: Likewise.
20344 * dwarf2out.c: Likewise.
20345 * except.c: Likewise.
20346 * except.h: Likewise.
20347 * fixed-value.h: Likewise.
20348 * function.c: Likewise.
20349 * function.h: Likewise.
20350 * gimple.h: Likewise.
20351 * integrate.c: Likewise.
20352 * optabs.c: Likewise.
20353 * output.h: Likewise.
20354 * real.h: Likewise.
20356 * stringpool.c: Likewise.
20357 * tree-data-ref.c: Likewise.
20358 * tree-flow.h: Likewise.
20359 * tree-scalar-evolution.c: Likewise.
20360 * tree-ssa-address.c: Likewise.
20361 * tree-ssa-alias.h: Likewise.
20362 * tree-ssa-operands.h: Likewise.
20363 * tree.c: Likewise.
20364 * tree.h: Likewise.
20365 * varasm.c: Likewise.
20366 * varray.h: Likewise.
20368 * coretypes.h: Do not define GTY macro if it is already defined.
20369 * doc/gty.texi: Update GTY documentation to new syntax.
20370 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20371 annotations on structs.
20372 * gengtype-parse.c: Likewise.
20374 2009-04-22 Mark Heffernan <meheff@google.com>
20376 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20378 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20380 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20383 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20385 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20386 the same as a PLUS without a shift. Increase the cost of a
20389 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20391 * Makefile.in: Update dependencies.
20392 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20393 * errors.h: Remove bogus comment about compatibility.
20394 (warning): Update declaration.
20395 * genautomata.c: Update all calls to warning.
20396 * gimple.c: Do not include errors.h. Include toplev.h.
20397 * tree-ssa-structalias.c: Do not include errors.h.
20398 * omega.c: Likewise.
20399 * tree-ssa-reassoc.c: Likewise.
20400 * config/spu/spu-c.c: Likewise.
20401 * config/spu/t-spu-elf: Update dependencies.
20403 2009-04-22 Richard Guenther <rguenther@suse.de>
20405 PR tree-optimization/39824
20406 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20407 make sure the types are compatible.
20409 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20412 * c-common.c (c_parse_error): Take a token_flags parameter.
20413 Use token_type for the token type instead.
20414 Pass token_flags to cpp_type2name.
20415 * c-common.h (c_parse_error): Update declaration.
20416 * c-parser.c (c_parser_error): Pass 0 as token flags.
20418 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20420 PR rtl-optimization/39580
20421 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20423 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20425 * function.c (expand_function_end): Do not emit a jump to the "naked"
20426 return label for fall-through returns.
20427 * except.c (sjlj_emit_function_exit): Always place the call to the
20428 unregister function at the location installed by expand_function_end.
20430 2009-04-22 Richard Guenther <rguenther@suse.de>
20432 PR tree-optimization/39845
20433 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20434 (gen_inbound_check): Likewise.
20436 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20438 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20440 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20441 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20443 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20445 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20446 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20447 shift counts to avoid out-of-bounds array accesses.
20449 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20451 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20452 (Pmode): Move above.
20454 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20456 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20457 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20458 GET_CODE macro. Use IN_RANGE macro where appropriate.
20459 * config/alpha/alpha.h: Ditto.
20460 * config/alpha/alpha.md: Ditto.
20461 * config/alpha/constraints.md: Ditto.
20462 * config/alpha/predicates.md: Ditto.
20464 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20466 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20467 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20468 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20469 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20470 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20471 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20472 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20473 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20474 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20475 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20476 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20477 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20478 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20479 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20480 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20481 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20482 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20483 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20484 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20485 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20486 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20487 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20488 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20489 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20490 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20491 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20492 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20494 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20496 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20497 references from comments.
20498 * cfgbuild.c: (count_basic_blocks): Delete.
20499 (find_basic_blocks_1): Delete.
20500 (find_basic_blocks): Delete.
20501 * except.c (finish_eh_generation): Make static. Move comment from
20502 except.h here. Remove find_basic_blocks references from comments.
20503 * except.h (finish_eh_generation): Delete.
20504 * basic-block.h (find_basic_blocks): Delete.
20505 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20507 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20509 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20510 (sdbout_parms): Likewise.
20512 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20514 * config/sh/sh.c (prepare_cbranch_operands): Use
20515 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20516 (expand_cbranchdi4): Likewise.
20517 (from_compare): Add cast to enum type.
20518 (expand_cbranchsi4): Use add_reg_note.
20519 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20520 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20521 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20522 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20523 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20524 instead of CODE_FOR_nothing.
20525 (cbranchdi4): Likewise. Fix the order of arguments for
20527 (push_fpscr): Use add_reg_note.
20528 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20529 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20531 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20533 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20534 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20535 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20536 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20537 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20538 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20539 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20540 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20541 config/alpha/x-vms, config/arc/t-arc,
20542 config/arm/README-interworking, config/arm/arm-c.c,
20543 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20544 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20545 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20546 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20547 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20548 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20549 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20550 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20551 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20552 config/cris/t-elfmulti, config/crx/t-crx,
20553 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20554 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20555 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20556 config/h8300/t-h8300, config/i386/athlon.md,
20557 config/i386/darwin-libgcc.10.4.ver,
20558 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20559 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20560 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20561 config/i386/t-linux64, config/i386/t-nwld,
20562 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20563 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20564 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20565 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20566 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20567 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20568 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20569 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20570 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20571 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20572 config/m68k/t-uclinux, config/mcore/t-mcore,
20573 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20574 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20575 config/mips/crtn.asm, config/mips/irix-crti.asm,
20576 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20577 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20578 config/mips/mips-fixed.md, config/mips/sb1.md,
20579 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20580 config/mips/t-iris6, config/mips/t-isa3264,
20581 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20582 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20583 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20584 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20585 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20586 config/mn10300/t-linux, config/mn10300/t-mn10300,
20587 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20588 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20589 config/picochip/libgccExtras/clzsi2.asm,
20590 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20591 config/rs6000/darwin-libgcc.10.4.ver,
20592 config/rs6000/darwin-libgcc.10.5.ver,
20593 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20594 config/rs6000/t-aix43, config/rs6000/t-aix52,
20595 config/rs6000/t-darwin, config/rs6000/t-fprules,
20596 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20597 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20598 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20599 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20600 config/rs6000/t-rtems, config/rs6000/t-spe,
20601 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20602 config/score/t-score-elf, config/sh/divcost-analysis,
20603 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20604 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20605 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20606 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20607 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20608 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20609 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20610 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20611 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20612 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20613 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20614 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20615 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20616 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20617 * config/h8300/genmova.sh: Include copyright and license notices
20618 in generated output.
20619 * config/h8300/mova.md: Regenerate.
20620 * doc/install.texi2html: Include word "Copyright" in copyright
20621 notice and use name "Free Software Foundation, Inc.".
20622 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20623 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20624 ChangeLog-2007, ChangeLog-2008: Correct dates.
20626 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20628 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20629 NE_EXPR operations as well.
20630 * c-parser.c (c_parser_condition): Do not set location information on
20632 (c_parser_conditional_expression): Likewise.
20633 (c_parser_binary_expression): Set location information on operators.
20634 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20635 TRUTH_NOT_EXPR has been folded.
20636 * fold-const.c (fold_truth_not_expr): Copy location information from
20637 the incoming expression to the outgoing one.
20638 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20639 recursive calls on the LHS of the operator but pass that of the
20640 operator to recursive calls on the RHS of the operator. Set it
20642 (shortcut_cond_expr): Set the locus of the operator on the second
20643 COND_EXPR and that of the expression on the first in degenerate cases.
20644 Pass the locus of the expression to calls to shortcut_cond_r.
20645 Set the locus of the 'then' block on the associated jump, if any.
20646 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20647 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20648 expression to call to gimplify_boolean_expr.
20650 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20652 * config.gcc: Add additional configuration for
20653 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20654 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20655 (CPP_SPEC): Redefine for allowing -municode option.
20656 (STARTFILE_SPEC): Likewise.
20657 * config/i386/t-mingw-w64: New.
20658 * config/i386/mingw-w64.opt: New.
20659 (municode): Add new target option.
20660 * doc/invoke.texi (municode): Add documentation for new option.
20662 2009-04-21 Ian Lance Taylor <iant@google.com>
20664 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20665 Correct test for number of arguments.
20666 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20668 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20670 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20671 argument of emit_library_call.
20673 2009-04-21 Richard Guenther <rguenther@suse.de>
20675 PR middle-end/39829
20676 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20677 inside VIEW_CONVERT_EXPRs.
20679 2009-04-21 Martin Jambor <mjambor@suse.cz>
20681 * tree-switch-conversion.c (build_constructors): Split a long line.
20682 (constructor_contains_same_values_p): New function.
20683 (build_one_array): Create assigns of constants if possible, do not
20684 call mark_sym_for_renaming, call update_stmt.
20685 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20686 make_rename_temp. Do not call mark_symbols_for_renaming, call
20688 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20689 find_new_referenced_vars, call update_stmt.
20690 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20691 instead of calling make_rename_temp. Do not call
20692 find_new_referenced_vars or mark_symbols_for_renaming, call
20695 2009-04-21 Richard Guenther <rguenther@suse.de>
20697 PR tree-optimization/39827
20698 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20699 (tree_ssa_phiprop): Pass the correct array size.
20701 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20703 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20705 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20708 * c-typeck.c (lvalue_p): Move declaration ...
20709 * c-common.h (lvalue_p): ... to here.
20710 * c-common.c (candidate_equal_p): New.
20711 (add_tlist): Use it.
20712 (merge_tlist): Use it.
20713 (warn_for_collisions_1): Likewise.
20714 (warning_candidate_p): Accept more candidates.
20715 (verify_tree): A warning candidate can be an expression. Use
20718 2009-04-21 Ben Elliston <bje@au.ibm.com>
20721 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20722 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20723 options. Remove -mcall-solaris documentation.
20725 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20728 * doc/invoke.texi (-Wlong-long): Update description.
20729 * c-lex (interpret_integer): Only warn if there was no previous
20730 overflow and -Wlong-long is enabled.
20731 * c-decl.c (declspecs_add_type): Drop redundant flags.
20732 * c.opt (Wlong-long): Init to -1.
20733 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20734 and front-end warn_long_long. Wlong-long only depends on other
20735 flags if it is uninitialized.
20736 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20737 the same for CPP and FE.
20738 (restore_extension_diagnostics): Likewise.
20740 2009-04-20 Ian Lance Taylor <iant@google.com>
20742 Fix enum conversions which are invalid in C++:
20743 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20744 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20745 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20746 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20747 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20748 (dbxout_parms): Likewise.
20749 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20750 (df_clear_flags): Likewise.
20751 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20752 top_flag parameter to int.
20753 (df_chain_create_bb_process_use): Likewise.
20754 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20756 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20757 (df_ref_create_structure, df_def_record_1): Likewise.
20758 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20759 (df_notes_rescan): Change 0 to VOIDmode in function call.
20760 (df_get_call_refs, df_insn_refs_collect): Likewise.
20761 (df_bb_regs_collect): Likewise.
20762 (df_entry_block_defs_collect): Likewise.
20763 (df_exit_block_uses_collect): Likewise.
20764 * df.h: Update declarations.
20765 * double-int.c (double_int_divmod): Add cast to enum type.
20766 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20767 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20768 (based_loc_descr): Likewise.
20769 (loc_descriptor_from_tree_1): Change first_op and second_op to
20770 enum dwarf_location_atom. Add cast to enum type.
20771 * expmed.c (init_expmed): Change 0 to SET in function call.
20772 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20773 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20774 (do_store_flag): Likewise.
20775 * fixed-value.h (struct fixed_value): Change mode to enum
20777 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20778 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20780 (insert_insn_decl, insert_decl, insert_state): Likewise.
20781 (automata_list_finish): Likewise.
20782 * genrecog.c (process_define_predicate): Add cast to enum type.
20783 * gensupport.c (init_predicate_table): Add cast to enum type.
20784 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20786 (gimple_build_call_1, gimple_build_label): Likewise.
20787 (gimple_build_goto, gimple_build_asm_1): Likewise.
20788 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20789 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20790 (enum fallback): Rename from enum fallback_t.
20791 (fallback_t): Typedef as int.
20792 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20793 GSI_SAME_STMT in function call.
20794 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20796 (setup_reg_class_relations): Likewise.
20797 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20798 (setup_prohibited_class_mode_regs): Add cast to enum type.
20799 (setup_prohibited_mode_move_regs): Likewise.
20800 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20801 (record_address_regs): Change i to enum reg_class.
20802 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20803 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20804 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20805 (GET_MODE_2XWIDER_MODE): Likewise.
20806 (GET_CLASS_NARROWEST_MODE): Likewise.
20807 * omp-low.c (expand_omp_for): Add cast to enum type.
20808 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20809 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20810 * postreload.c (reload_cse_simplify_operands): Change rclass local
20812 * predict.c (combine_predictions_for_insn): Change best_predictor
20813 and predictor to enum br_predictor.
20814 (combine_predictions_for_bb): Likewise.
20815 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20816 use SET_PREDICT_EXPR_OUTCOME.
20817 * real.c (real_arithmetic): Change icode to code in function call.
20818 * reginfo.c (init_move_cost): Add casts to enum type.
20819 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20820 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20822 * reload.c (find_valid_class): Add casts to enum type.
20823 (push_reload): Change 0 to NO_REGS in function call.
20824 (find_reloads): Change this_alternative to array of enum
20825 reg_class. Remove some now-unnecessary casts.
20826 (make_memloc): Change 0 to VOIDmode in function call.
20827 * reload1.c (reload): Change 0 to VOIDmode in function call.
20828 (eliminate_regs_1, elimination_effects): Likewise.
20829 (eliminate_regs_in_insn): Likewise.
20830 (emit_input_reload_insns): Add cast to enum type.
20831 (delete_output_reload): Change 0 to VOIDmode in function call.
20832 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20833 to enum type in function call.
20834 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20835 (SET_PREDICT_EXPR_OUTCOME): Define.
20836 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20837 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20838 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20839 (dump_function): Likewise.
20840 * tree-dump.h: Update declarations.
20841 * tree-pass.h: Update declarations.
20842 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20843 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20845 (arm_rtx_costs_1): Correct parenthesization.
20846 (arm_rtx_costs): Add casts to enum type.
20847 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20848 (vfp_emit_fstmd): Use add_rg_note.
20849 (emit_multi_reg_push, emit_sfm): Likewise.
20850 (thumb_set_frame_pointer): Likewise.
20851 (arm_expand_prologue): Likewise.
20852 (arm_regno_class): Change return type to enum reg_class.
20853 (thumb1_expand_prologue): Use add_reg_note.
20854 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20855 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20857 * config/arm/gentune.sh: Add cast to enum type.
20858 * config/arm/arm-tune.md: Rebuild.
20859 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20860 (ix86_split_fp_branch, predict_jump): Likewise.
20861 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20862 insn_code to enum rtx_code.
20863 (ix86_builtin_vectorized_function): Add cast to enum type.
20864 * config/i386/i386.md (truncdfsf2): Change slot to enum
20866 (truncxf<mode>2, isinf<mode>2): Likewise.
20867 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20869 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20870 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20871 (insert_bundle_state): Change 1 to INSERT in function call.
20872 (ia64_add_bundle_selector_before): Likewise.
20873 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20874 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20875 (restore_stack_nonlocal): Likewise.
20876 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20878 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20880 (mips_rtx_costs): Likewise.
20881 (mips_override_options): Add casts to enum type.
20882 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20884 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20885 (store_reg, set_reg_plus_d): Likewise.
20886 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20887 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20889 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20891 (emit_unlikely_jump): Use add_reg_note.
20892 (rs6000_emit_allocate_stack): Likewise.
20893 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20894 (output_toc): Change 1 to INSERT in function call.
20895 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20896 (rs6000_initialize_trampoline): Likewise.
20897 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20899 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20900 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20901 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20902 (save_gprs): Use add_reg_note.
20903 (s390_emit_prologue): Likewise.
20904 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20905 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20906 (sparc_fold_builtin): Add cast to enum type.
20907 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20909 (spu_expand_prologue): Use add_reg_note.
20910 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20912 2009-04-20 Ian Lance Taylor <iant@google.com>
20914 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20915 (c_parser_postfix_expression_after_primary): Get VEC for list of
20916 arguments. Get original types of arguments. Call
20917 build_function_call_vec.
20918 (cached_expr_list_1, cached_expr_list_2): New static variables.
20919 (c_parser_expr_list): Change return type to VEC *. Add
20920 p_orig_types parameter. Change all callers.
20921 (c_parser_release_expr): New static function.
20922 (c_parser_vec_to_tree_list): New static function.
20923 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20924 call build_function_call_vec.
20925 (build_function_call_vec): New function, based on old
20926 build_function_call.
20927 (convert_arguments): Remove nargs and argarray parameters. Change
20928 values to a VEC. Add origtypes parameter.
20929 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20930 (convert_for_assignment): Add origtype parameter. Change all
20931 callers. If warn_cxx_compat, check for conversion to an enum
20932 type when calling a function.
20933 (store_init_value): Add origtype parameter. Change all callers.
20934 (digest_init): Likewise.
20935 (struct init_node): Add origtype field.
20936 (add_pending_init): Add origtype parameter. Change all callers.
20937 (output_init_element): Likewise.
20938 (output_pending_init_elements): Pass origtype from init_node to
20939 output_init_element.
20940 (process_init_element): Pass origtype from c_expr to
20941 output_init_element.
20942 (c_finish_return): Add origtype parameter. Change all callers.
20943 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20945 (sync_resolve_params): Likewise.
20946 (sync_resolve_return): Change params to first_param. Change caller.
20947 (resolve_overloaded_builtins): Change params to VEC *. Change
20948 callers. Save first parameter around call to build_function_call_vec.
20949 * c-decl.c (finish_decl): Add origtype parameter. Change all
20950 callers. Call build_function_call_vec rather than
20951 build_function_call for cleanup.
20952 * c-tree.h: Update declarations.
20953 * c-common.h: Update declarations.
20954 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20955 params to first_param.
20956 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20957 params parameter from tree to void *.
20958 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20959 Change arglist parameter to have type void *, and to be a pointer
20961 * config/rs6000/rs6000-protos.h
20962 (altivec_resolve_overloaded_builtin): Update declaration.
20963 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20964 fnargs parameter to have type void *, and to be a pointer to a
20965 VEC. Call build_function_call_vec instead of
20966 build_function_call.
20967 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20969 2009-04-20 Joey Ye <joey.ye@intel.com>
20970 Xuepeng Guo <xuepeng.guo@intel.com>
20971 H.J. Lu <hongjiu.lu@intel.com>
20973 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20975 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20976 (IX86_LEA_PRIORITY): Likewise.
20977 (distance_non_agu_define): New function.
20978 (distance_agu_use): Likewise.
20979 (ix86_lea_for_add_ok): Likewise.
20980 (ix86_dep_by_shift_count): Likewise.
20982 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20983 should split for LEA.
20985 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20987 (ix86_dep_by_shift_count): Likewise.
20989 2009-04-20 Richard Guenther <rguenther@suse.de>
20991 * expr.c (handled_component_p): Move ...
20992 * tree.h (handled_component_p): ... here.
20993 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20994 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20995 and REALPART_EXPR to be in one group.
20997 2009-04-20 Richard Guenther <rguenther@suse.de>
20999 * basic-block.h (get_all_dominated_blocks): Declare.
21000 * dominance.c (get_all_dominated_blocks): New function.
21001 * tree-cfg.c (get_all_dominated_blocks): Remove.
21002 (remove_edge_and_dominated_blocks): Adjust.
21003 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21004 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21005 instead of recursing.
21007 2009-04-20 Doug Kwan <dougkwan@google.com>
21009 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21010 (struct cgraph_node_set_def): New type.
21011 (cgraph_node_set) New type. Also declare vector functions.
21012 (struct cgraph_node_set_element_def): New type.
21013 (cgraph_node_set_element): Ditto.
21014 (cgraph_node_set_iterator): New iterator type.
21015 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21016 cgraph_node_set_remove, dump_cgraph_node_set,
21017 debug_cgraph_node_set): New prototypes.
21018 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21019 cgraph_node_set_size): New inlines.
21020 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21021 including cgraph.h.
21022 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21023 argument to function 'write_summary'.
21024 * ipa.c: Include ggc.h.
21025 (hash_cgraph_node_set_element,
21026 eq_cgraph_node_set_element, cgraph_node_set_new,
21027 cgraph_node_set_add, cgraph_node_set_remove,
21028 cgraph_node_set_find, dump_cgraph_node_set,
21029 debug_cgraph_node_set): New functions.
21030 * Makefile.in (ipa.o): Add dependency on GGC_H.
21032 2009-04-20 Ira Rosen <irar@il.ibm.com>
21034 PR tree-optimization/39675
21035 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21036 check of the return code of vect_schedule_slp. Check that
21037 stmt_vec_info still exists for the statement, before checking its
21038 vectorization type.
21040 2009-04-20 Michael Matz <matz@suse.de>
21042 * Makefile.in (generated_files): Take out $(simple_generated_c).
21044 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21046 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21047 (UINTPTR_TYPE): Likewise.
21049 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21052 * c-typeck.c (digest_init): Check for initializing an array with a
21055 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21058 * c-semantics.c (pop_stmt_list): Propagate
21059 STATEMENT_LIST_HAS_LABEL to parent statement list.
21061 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21063 * config/mips/mips.h (mips_tune_attr): New macro.
21064 * config/mips/mips.md (cpu): Use it.
21066 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21069 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21072 2009-04-19 Diego Novillo <dnovillo@google.com>
21074 * toplev.c (compile_file): Move call to coverage_finish ...
21075 * cgraphunit.c (ipa_passes): ... here.
21076 Call cgraph_process_new_functions.
21077 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21078 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21080 2009-04-19 Jan Hubicka <jh@suse.cz>
21082 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21084 (dump_cgraph_node): Dump can throw external flag.
21085 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21087 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21091 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21092 * common.opt (Wlogical-op): Move from here...
21093 * c.opt (Wlogical-op): ... to here.
21094 * c-typeck.c (parser_build_binary_op): Update call to
21095 warn_logical_operator.
21096 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21098 * c-common.c (warn_logical_op): Update.
21099 * c-common.h (warn_logical_op): Update declaration.
21101 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21103 * tree.c (protected_set_expr_location): Fix formatting.
21105 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21108 * c-typeck.c (readonly_warning): new.
21109 (build_unary_op, build_modify_expr): Use readonly_warning for
21110 storing into something readonly but not const-qualified.
21112 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21115 * c-typeck.c (build_unary_op): Check for taking address of
21116 expression of type void.
21118 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21121 * c-typeck.c (build_function_call): Check for calling a function
21122 with qualified void return types. Call require_complete_type when
21125 2009-04-18 Jan Hubicka <jh@suse.cz>
21127 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21129 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21130 can_throw_external flag.
21131 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21132 * ipa-pure-const.c (ignore_edge): New function.
21133 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21134 only over can_throw_external edges.
21135 (local_pure_const): Add nothrow flag.
21136 * ipa-utils.c (searchc): Add ignore_edge callback.
21137 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21138 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21139 (set_nothrow_function_flags): Update cgraph.
21140 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21142 2009-04-18 Richard Guenther <rguenther@suse.de>
21144 PR middle-end/39804
21145 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21146 (fold_stmt): ... this and ...
21147 (fold_stmt_inplace): ... this.
21148 (fold_stmt_1): Fold references in calls and asms.
21149 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21151 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21153 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21154 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21156 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21158 * tree.c (function_args_count): Remove.
21159 * tree.h: Remove the prototype for function_args_count.
21161 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21163 * tree-iterator.c (expr_only): Remove.
21164 * tree.h: Remove the prototype for expr_only.
21166 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21168 * reginfo.c (cannot_change_mode_set_regs): Remove.
21169 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21171 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21173 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21174 whether operands 0 and 1 overlaps.
21176 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21178 PR middle-end/36902
21179 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21180 pointer. Use warning_at instead of warning.
21181 (search_for_addr_array): Likewise.
21182 (check_array_bounds): Likewise.
21183 (check_all_array_refs): Check that the incoming edge is not in the
21184 list of edges to be removed.
21185 (check_all_array_refs): Avoid the temporal pointer.
21186 (vrp_visit_cond_stmt): Fix typo.
21187 (simplify_switch_using_ranges): Handle the case where the switch
21188 index is an integer constant.
21190 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21192 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21194 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21196 * doc/extend.texi, doc/invoke.texi: Fix typos.
21198 2009-04-17 Cary Coutant <ccoutant@google.com>
21200 * tree-flow-inline.h (get_lineno): Fix inverted test.
21202 2009-04-17 Diego Novillo <dnovillo@google.com>
21204 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21205 assertion for AVAIL_OUT.
21207 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21210 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21211 * config/sh/linux-atomic.asm: Likewise.
21213 2009-04-17 Diego Novillo <dnovillo@google.com>
21215 * except.c (debug_eh_tree): New.
21216 (struct eh_region, struct eh_status): Move ...
21217 * except.h: ... here.
21218 (add_type_for_runtime): Declare extern.
21219 (lookup_type_for_runtime): Likewise.
21220 (debug_eh_tree): Declare.
21221 * Makefile.in (GTFILES): List except.h before except.c
21223 2009-04-17 Diego Novillo <dnovillo@google.com>
21225 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21226 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21227 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21228 (find_vars_r): ... here.
21229 * tree-flow.h (find_referenced_vars_in): Declare.
21230 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21231 that AVAIL_OUT exists for BLOCK.
21232 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21233 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21234 (tree-parloops.o): Likewise.
21236 2009-04-17 Simon Baldwin <simonb@google.com>
21238 * toplev.c (default_tree_printer): Add handling for %E format.
21240 2009-04-17 Diego Novillo <dnovillo@google.com>
21242 * tree-pretty-print.c (dump_generic_node): Add break after
21243 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21244 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21245 FUNCTION_TYPE together. Call print_struct_decl when printing
21246 structures and TDF_SLIM is not given.
21247 (print_struct_decl): Fix logic for detecting recursion.
21249 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21252 * gcc.c (create_at_file): New.
21253 (compile_input_file_p): New.
21254 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21255 * main.c (main): Update call to toplev_main.
21256 * toplev.c (toplev_main): Change signature. Call expandargv.
21257 * toplev.h (toplev_main): Change signature.
21259 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21261 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21262 if the latter is not constant.
21264 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21266 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21268 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21270 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21271 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21273 2009-04-17 Richard Guenther <rguenther@suse.de>
21275 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21276 Handle component references view-converting an invariant address.
21278 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21280 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21281 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21282 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21283 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21284 Use @deftypevr rather than @deftypevar.
21286 2009-04-17 Richard Guenther <rguenther@suse.de>
21288 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21289 (get_prop_source_stmt): Likewise.
21290 (can_propagate_from): Likewise.
21292 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21294 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21295 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21296 (--with-multilib-list): Add default value.
21297 * configure: Regenerate.
21298 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21299 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21300 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21301 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21302 Don't add default cpu to multilib list unnecessarily, but do enable
21303 the relevant compiler option..
21304 Add support for --with-multilib-list=<blank> and
21305 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21306 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21307 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21308 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21309 TM_MULTILIB_CONFIG.
21310 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21311 (MULTILIB_OSDIRNAMES): New variable.
21312 * config/sh/t-1e: Delete file.
21313 * config/sh/t-mlib-sh1: Delete file.
21314 * config/sh/t-mlib-sh2: Delete file.
21315 * config/sh/t-mlib-sh2a: Delete file.
21316 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21317 * config/sh/t-mlib-sh2a-single: Delete file.
21318 * config/sh/t-mlib-sh2a-single-only: Delete file.
21319 * config/sh/t-mlib-sh2e: Delete file.
21320 * config/sh/t-mlib-sh3e: Delete file.
21321 * config/sh/t-mlib-sh4: Delete file.
21322 * config/sh/t-mlib-sh4-nofpu: Delete file.
21323 * config/sh/t-mlib-sh4-single: Delete file.
21324 * config/sh/t-mlib-sh4-single-only: Delete file.
21325 * config/sh/t-mlib-sh4a: Delete file.
21326 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21327 * config/sh/t-mlib-sh4a-single: Delete file.
21328 * config/sh/t-mlib-sh4a-single-only: Delete file.
21329 * config/sh/t-mlib-sh4al: Delete file.
21330 * config/sh/t-mlib-sh5-32media: Delete file.
21331 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21332 * config/sh/t-mlib-sh5-64media: Delete file.
21333 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21334 * config/sh/t-mlib-sh5-compact: Delete file.
21335 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21336 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21337 * doc/install.texi (Options specification): Add
21338 --with-multilib-list and --with-endian.
21340 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21342 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21344 (OBJS-common): Add plugin-version.o.
21345 (plugin-version.o): New.
21346 * gcc-plugin.h (plugin_gcc_version): New.
21347 (plugin_default_version_check): New.
21348 (plugin_init_func, plugin_init): Add version argument.
21349 * plugin-version.c: New.
21350 * plugin.c (str_plugin_gcc_version_name): New.
21351 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21352 pass it to the init function.
21353 (plugin_default_version_check): New.
21355 2009-04-17 Richard Guenther <rguenther@suse.de>
21357 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21358 for decl-vs-decl disambiguation.
21360 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21362 * config/s390/s390.h (s390_tune_attr): New macro definition.
21363 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21365 2009-04-17 Richard Guenther <rguenther@suse.de>
21367 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21368 (fold_stmt_r): Likewise.
21369 (maybe_fold_reference): New function.
21370 (fold_gimple_assign): Handle cases fold_stmt_r did.
21371 (fold_stmt): Do not use fold_stmt_r.
21372 (fold_stmt_inplace): Likewise.
21374 2009-04-17 Richard Guenther <rguenther@suse.de>
21376 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21377 (record_equivalences_from_stmt): Remove useless checks and
21379 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21380 the type is already suitable.
21382 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21384 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21386 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21388 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21389 (CMPtype): Define as __gcc_CMPtype.
21391 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21393 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21394 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21396 2009-04-17 Richard Guenther <rguenther@suse.de>
21398 PR tree-optimization/39746
21399 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21400 special-casing for builtins and static variable use/def.
21401 (call_may_clobber_ref_p_1): Likewise.
21403 2009-04-16 Ian Lance Taylor <iant@google.com>
21405 * df.h: Include "timevar.h".
21406 (struct df_problem): Change tv_id field to timevar_id_t.
21407 * tree-pass.h: Include "timevar.h".
21408 (struct opt_pass): Change tv_id field to timevar_id_t.
21409 * timevar.h (timevar_id_t): Define TV_NONE.
21410 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21411 TV_NONE rather than tv_id != 0.
21412 (execute_one_pass): Likewise.
21413 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21414 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21415 dependencies to $(TREE_PASS_H).
21416 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21418 (pass_branch_target_load_optimize2): Likewise.
21419 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21420 (pass_outof_cfg_layout_mode): Likewise.
21421 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21422 (pass_rebuild_cgraph_edges): Likewise.
21423 (pass_remove_cgraph_callee_edges): Likewise.
21424 * df-core.c (pass_df_initialize_opt): Likewise.
21425 (pass_df_initialize_no_opt): Likewise.
21426 (pass_df_finish): Likewise.
21427 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21428 * except.c (pass_set_nothrow_function_flags): Likewise.
21429 (pass_convert_to_eh_region_ranges): Likewise.
21430 * final.c (pass_compute_alignments): Likewise.
21431 * function.c (pass_instantiate_virtual_regs): Likewise.
21432 (pass_init_function): Likewise.
21433 (pass_leaf_regs): Likewise.
21434 (pass_match_asm_constraints): Likewise.
21435 * gimple-low.c (pass_lower_cf): Likewise.
21436 (pass_mark_used_blocks): Likewise.
21437 * init-regs.c (pass_initialize_regs): Likewise.
21438 * integrate.c (pass_initial_value_sets): Likewise.
21439 * ira.c (pass_ira): Likewise.
21440 * jump.c (pass_cleanup_barriers): Likewise.
21441 * omp-low.c (pass_expand_omp): Likewise.
21442 (pass_lower_omp): Likewise.
21443 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21444 * recog.c (pass_split_all_insns): Likewise.
21445 (pass_split_after_reload): Likewise.
21446 (pass_split_before_regstack): Likewise.
21447 (pass_split_before_sched2): Likewise.
21448 (pass_split_for_shorten_branches): Likewise.
21449 * reginfo.c (pass_reginfo_init): Likewise.
21450 (pass_subregs_of_mode_init): Likewise.
21451 (pass_subregs_of_mode_finish): Likewise.
21452 * passes.c (pass_postreload): Likewise.
21453 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21454 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21455 (pass_warn_function_return): Likewise.
21456 (pass_warn_function_noreturn): Likewise.
21457 * tree-complex.c (pass_lower_complex): Likewise.
21458 (pass_lower_complex_O0): Likewise.
21459 * tree-if-conv.c (pass_if_conversion): Likewise.
21460 * tree-into-ssa.c (pass_build_ssa): Likewise.
21461 * tree-mudflap.c (pass_mudflap_1): Likewise.
21462 (pass_mudflap_2): Likewise.
21463 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21464 (pass_mudflap_2): Likewise.
21465 * tree-nrv.c (pass_return_slot): Likewise.
21466 * tree-object-size.c (pass_object_sizes): Likewise.
21467 * tree-optimize.c (pass_all_optimizations): Likewise.
21468 (pass_early_local_passes): Likewise.
21469 (pass_all_early_optimizations): Likewise.
21470 (pass_cleanup_cfg): Likewise.
21471 (pass_cleanup_cfg_post_optimizing): Likewise.
21472 (pass_free_datastructures): Likewise.
21473 (pass_free_cfg_annotations): Likewise.
21474 (pass_fixup_cfg): Likewise.
21475 (pass_init_datastructures): Likewise.
21476 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21477 (pass_late_warn_uninitialized): Likewise.
21478 (pass_update_address_taken): Likewise.
21479 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21480 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21481 (pass_cse_sincos): Likewise.
21482 (pass_convert_to_rsqrt): Likewise.
21483 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21484 * tree-stdarg.c (pass_stdarg): Likewise.
21485 * tree-tailcall.c (pass_tail_recursion): Likewise.
21486 (pass_tail_calls): Likewise.
21487 * tree-vect-generic.c (pass_lower_vector): Likewise.
21488 (pass_lower_vector_ssa): Likewise.
21489 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21491 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21493 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21495 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21497 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21498 logical and signext.
21500 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21503 * config/sh/predicates.md (arith_operand): Check if the operand
21504 of TRUNCATE is a REG.
21506 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21508 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21509 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21511 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21513 * tree-iterator.c (tsi_split_statement_list_after,
21514 tsi_split_statement_list_before): Remove.
21515 * tree-iterator.h: Remove the prototypes for
21516 tsi_split_statement_list_after and tsi_split_statement_list_before.
21518 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21520 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21521 * tree-ssa-propagate.h: Remove the prototype for
21522 stmt_makes_single_load.
21524 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21526 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21527 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21529 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21531 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21533 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21535 * except.c (eh_region_outer_p): Remove.
21536 * except.h: Remove the prototype for eh_region_outer_p.
21538 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21540 * function.c (current_function_assembler_name): Remove.
21541 * function.h: Remove the prototype for
21542 current_function_assembler_name.
21544 2009-04-16 Ian Lance Taylor <iant@google.com>
21546 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21547 (add_reg_note): Call alloc_reg_note.
21548 * rtl.h (alloc_reg_note): Declare.
21549 * combine.c (try_combine): Use alloc_reg_note.
21550 (recog_for_combine, move_deaths): Likewise.
21551 (distribute_notes): Use alloc_reg_note and add_reg_note.
21552 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21553 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21554 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21556 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21558 PR rtl-optimization/39762
21559 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21560 ira_may_move_out_cost): Add comments about way of their usage.
21561 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21563 * ira-conflicts.c (process_regs_for_copy): Use function
21564 ira_get_register_move_cost instead of global
21565 ira_register_move_cost.
21567 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21568 color_pass, move_spill_restore, update_curr_costs): Ditto.
21570 * ira-lives.c (process_single_reg_class_operands): Ditto.
21572 * ira-emit.c (emit_move_list): Ditto.
21574 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21575 (record_reg_classes): Ditto. Use functions
21576 ira_get_register_move_cost and ira_get_may_move_cost instead of
21577 global vars ira_register_move_cost, ira_may_move_out_cost and
21578 ira_may_move_in_cost.
21579 (record_address_regs): Don't call ira_init_register_move_cost.
21580 Use function ira_get_may_move_cost instead of global
21581 ira_may_move_in_cost.
21582 (process_bb_node_for_hard_reg_moves): Use function
21583 ira_get_register_move_cost instead of global ira_register_move_cost.
21584 (ira_costs): Don't call ira_init_register_move_cost.
21586 2009-04-16 Richard Guenther <rguenther@suse.de>
21588 * tree-cfg.c (verify_gimple_assign_binary):
21589 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21590 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21591 (create_general_new_stmt): Note that this function is broken.
21593 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21595 * common.opt (fhelp): Add Var(help_flag).
21596 * gcc-plugin.h (plugin_info): Add help.
21597 * plugin.c (plugin_name_args): Add help.
21598 (register_plugin_info): Set plugin->help.
21599 (print_help_one_plugin): New.
21600 (print_plugins_help): New.
21601 * plugin.h (print_plugins_help): New.
21602 * toplev.c (toplev_main): Call print_plugins_help if needed.
21604 2009-04-16 Richard Guenther <rguenther@suse.de>
21606 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21607 (gimple_ior_addresses_taken_1): New function.
21608 (gimple_ior_addresses_taken): Likewise.
21609 * gimple.h (struct gimple_statement_with_ops_base): Remove
21610 addresses_taken member.
21611 (gimple_ior_addresses_taken): Declare.
21612 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21613 gimple_set_addresses_taken): Remove.
21614 * ipa-reference.c (mark_address): New function.
21615 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21616 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21617 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21618 (gimple_add_to_addresses_taken): Remove.
21619 (get_tmr_operands): Call mark_address_taken.
21620 (get_asm_expr_operands): Likewise.
21621 (get_expr_operands): Likewise.
21622 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21623 (free_stmt_operands): Do not free it.
21624 * tree-ssa.c (delete_tree_ssa): Likewise.
21625 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21627 2009-04-16 Richard Guenther <rguenther@suse.de>
21629 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21630 (walk_stmt_load_store_ops): Likewise.
21631 * gimple.c (get_base_loadstore): New function.
21632 (walk_stmt_load_store_addr_ops): Likewise.
21633 (walk_stmt_load_store_ops): Likewise.
21634 * ipa-pure-const.c (check_op): Simplify.
21635 (check_load, check_store): New functions.
21636 (check_stmt): Use walk_stmt_load_store_ops.
21637 * ipa-reference.c (mark_load): Adjust signature.
21638 (mark_store): Likewise.
21639 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21641 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21643 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21644 (plugin_info): New.
21645 * opts.c (common_handle_option): Don't call print_version.
21646 * plugin.c (plugin_name_args): Add version.
21647 (register_plugin_info): New.
21648 (register_callback): Handle PLUGIN_INFO.
21649 (try_init_one_plugin): New.
21650 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21652 (finalize_one_plugin): New.
21653 (finalize_plugins): New.
21654 (print_one_plugin): New.
21655 (print_plugins_versions): New.
21656 * plugin.h (print_plugins_versions): New.
21657 (finalize_plugins): New.
21658 * toplev.c (compile_file): Don't call initialize_plugins.
21659 (print_version): Call print_plugins_versions.
21660 (toplev_main): Call initialize_plugins. Print version if needed.
21661 Call finalize_plugins.
21663 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21665 * common.opt (fversion): New.
21666 * gcc.c (print_version): New.
21667 (process_command): Don't print the version. Just set print_version.
21668 (main): Print version. Call subprocesses if print_version and
21669 verbose_flag are set.
21670 * opts.c (common_handle_option): Handle OPT_fversion.
21672 2009-04-16 Richard Guenther <rguenther@suse.de>
21673 Ira Rosen <irar@il.ibm.com>
21675 PR tree-optimization/39698
21676 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21677 type of the reduction variable. Only generate the def if
21680 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21681 make sure to first convert to an integer of the same precision.
21682 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21683 the type of the evolution correctly in computing the new
21684 induction variable base.
21686 2009-04-16 Richard Guenther <rguenther@suse.de>
21688 PR middle-end/39625
21689 * tree-cfg.c (make_blocks): Split statements with to-be
21690 abnormal SSA names on the lhs.
21692 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21694 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21695 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21696 * c-typeck.c (really_start_incremental_init): Likewise.
21697 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21698 (TARGET_INITIALIZER): Remove it.
21699 * target.h (struct target): Remove vector_opaque_p.
21700 * tree.c (build_opaque_vector_type): New.
21701 * tree.h (TYPE_VECTOR_OPAQUE): New.
21702 (build_opaque_vector_type): Declare.
21703 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21704 * config/rs6000/rs6000.c (build_opaque_vector_type,
21705 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21706 (rs6000_init_builtins): Use build_opaque_vector_type for
21707 opaque_V4SI_type_node.
21709 2009-04-15 Catherine Moore <clm@codesourcery.com>
21711 * debug.h (set_name): Declare.
21712 * dwarf2out.c (dwarf2out_set_name): Declare.
21713 (dwarf2_debug_hooks): Add set_name.
21714 (find_AT_string): New.
21715 (add_AT_string): Call find_AT_string.
21716 (dwarf2out_set_name): New.
21717 * cp/decl.c (grokdeclarator): Call set_name.
21718 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21719 * debug.c (do_nothing_debug_hooks): Likewise.
21720 * dbxout.c (dbx_debug_hooks): Likewise.
21721 * sdbout.c (sdb_debug_hooks): Likewise.
21723 2009-04-15 Michael Eager <eager@eagercon.com>
21725 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21726 reg for single-precision FPU.
21727 * config/rs6000/rs6000.md (movsi_internal1): Only for
21728 !TARGET_SINGLE_FPU.
21729 (movsi_internal1_single): New. Add pattern to move SI values to/from
21730 single-precision FP regs.
21732 2009-04-15 Richard Guenther <rguenther@suse.de>
21734 * omp-low.c (lower_rec_input_clauses): Build correct address
21736 (expand_omp_for_generic): Fix multiplication type.
21737 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21738 (generate_memset_zero): Fix types.
21739 * tree-profile.c (prepare_instrumented_value): Correctly
21742 2009-04-15 Ian Lance Taylor <iant@google.com>
21744 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21745 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21746 for -Wall and for -Wc++-compat.
21747 (c_common_post_options): For C++, set warn_enum_compare if not
21749 * c-tree.h (struct c_expr): Add field original_type.
21750 (build_external_ref): Update declaration.
21751 * c-parser.c (c_parser_braced_init): Set original_type.
21752 (c_parser_initelt): Likewise.
21753 (c_parser_expr_no_commas): Likewise.
21754 (c_parser_conditional_expression): Likewise.
21755 (c_parser_cast_expression): Likewise.
21756 (c_parser_unary_expression): Likewise. Pull setting of
21757 original_code to top of function.
21758 (c_parser_sizeof_expression): Set original_type.
21759 (c_parser_alignof_expression): Likewise.
21760 (c_parser_postfix_expression): Likewise. Pull setting of
21761 original_code to top of function.
21762 (c_parser_postfix_expression_after_paren_type): Set original_type.
21763 (c_parser_postfix_expression_after_primary): Likewise.
21764 (c_parser_expression): Likewise.
21765 * c-typeck.c (build_external_ref): Add type parameter. Change all
21767 (c_expr_sizeof_expr): Set original_type field.
21768 (parser_build_unary_op): Likewise.
21769 (parser_build_binary_op): Likewise. Optionally warn about
21770 comparisons of enums of different types.
21771 (digest_init): Set original_type field.
21772 (really_start_incremental_init): Likewise.
21773 (push_init_level, pop_init_level): Likewise.
21774 * doc/invoke.texi (Warning Options): -Wenum-compare now
21777 2009-04-15 Richard Guenther <rguenther@suse.de>
21779 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21780 out a necessary conversion.
21781 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21782 names we didn't value number.
21783 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21785 2009-04-15 Richard Guenther <rguenther@suse.de>
21787 PR tree-optimization/39764
21788 * tree-ssa-ccp.c (get_value): Canonicalize value with
21789 canonicalize_float_value.
21791 2009-04-15 Jan Hubicka <jh@suse.cz>
21793 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21794 Wrong version of patch.
21796 2009-04-15 Jan Hubicka <jh@suse.cz>
21798 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21800 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21802 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21803 our distinct integral and vector types.
21805 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21807 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21808 * init.c (build_vtbl_address): Remove call to assemble_external.
21810 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21812 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21813 output for other floating point modes.
21815 2009-04-14 Diego Novillo <dnovillo@google.com>
21817 * diagnostic.c (diagnostic_report_diagnostic): Do not
21818 warn about loaded plugins for DK_ERROR and DK_WARNING.
21819 * c-decl.c (declspecs_add_type): Move call to
21820 invoke_plugin_callbacks ...
21821 * c-parser.c (c_parser_declspecs): ... here.
21822 * plugin.c (dump_active_plugins): Tidy output.
21824 2009-04-14 Diego Novillo <dnovillo@google.com>
21825 Le-Chun Wu <lcwu@google.com>
21827 * configure.ac: Add --enable-plugin support.
21828 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21829 * Makefile.in (PLUGIN_H): Define.
21830 Export ENABLE_PLUGIN and GMPINC to site.exp.
21831 Add PLUGINLIBS to link command.
21832 Add/modify dependencies for plugin.o and files including plugin.h.
21834 * config.in: Regenerate.
21836 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21839 2009-04-14 Le-Chun Wu <lcwu@google.com>
21841 * tree-pass.h (register_one_dump_file): Add a prototype for
21842 register_one_dump_file.
21843 * toplev.c (compile_file): Call initialize_plugins.
21844 (do_compile): Call invoke_plugin_callbacks.
21845 (toplev_main): Call invoke_plugin_callbacks.
21846 * common.opt: Add -fplugin= and -fplugin-arg-.
21847 * gcc-plugin.h: New public header file for plugins to include.
21848 * plugin.c: New source file.
21849 * plugin.h: New internal header file.
21850 * passes.c (register_one_dump_file): Make it external.
21852 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21854 2009-04-14 Diego Novillo <dnovillo@google.com>
21856 * doc/plugins.texi: New.
21857 * doc/gccint.texi: Add reference to Plugins chapter.
21858 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21859 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21860 loaded plugins, if any.
21861 * timevar.def (TV_PLUGIN_INIT): Define.
21862 (TV_PLUGIN_RUN): Define.
21863 * plugin.c: Include timevar.h
21864 (plugins_active_p): New.
21865 (dump_active_plugins): New.
21866 (debug_active_plugins): New.
21868 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21870 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21872 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21874 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21876 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21877 the same as a minus without a shift.
21879 2009-04-14 Nick Clifton <nickc@redhat.com>
21881 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21882 comparisons with small integers will always produce a short
21885 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21888 2008-12-19 Diego Novillo <dnovillo@google.com>
21890 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21892 2009-04-14 Richard Guenther <rguenther@suse.de>
21894 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21896 (verify_gimple_assign_binary): Likewise. Handle shifts and
21898 (verify_gimple_phi): Print the mismatched argument position.
21899 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21901 (vect_update_init_of_dr): Likewise.
21902 * matrix-reorg.c (transform_access_sites): Do what the
21904 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21906 2009-04-13 Michael Eager <eager@eagercon.com>
21908 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21909 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21910 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21911 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21912 remove duplicate config
21914 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21916 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21917 file_name:line_number type locator of the call site.
21919 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21921 * genautomata.c: Put blank after comma.
21922 (automaton_decls): New.
21923 (struct unit_usage): Add comments to member next.
21924 (store_alt_unit_usage): Keep the list ordered.
21925 (unit_present_on_list_p, equal_alternatives_p): New.
21926 (check_regexp_units_distribution): Check units distribution
21927 correctness correctly.
21928 (main): Don't write automata if error is found. Return correct
21931 * config/m68k/cf.md (cfv4_ds): Remove.
21932 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21933 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21935 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21936 power4-load-ext, power4-store, power4-store-update,
21937 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21938 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21939 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21940 power4-sqrt, power4-isync): Modify reservation to make correct
21941 unit distribution to automata.
21943 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21944 power5-store-update, power5-two, power5-three, power5-lmul,
21945 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21947 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21949 * except.c (pass_set_nothrow_function_flags): Set name and add
21951 (set_nothrow_function_flags): Mention in the dump file when
21952 changing a function to nothrow.
21954 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21957 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21958 instead of unsigned long.
21960 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21962 * config/arm/arm.c (return_used_this_function): Remove.
21963 (arm_output_function_prologue): Remove use of
21964 return_used_this_function.
21965 (output_return_instruction): Replace use of
21966 return_used_this_function
21967 by cfun->machine->return_used_this_function.
21968 (arm_output_epilogue): Likewise.
21969 (arm_output_function_epilogue): Likewise.
21970 (thumb_unexpanded_epilogue): Likewise.
21971 * config/arm/arm.h (struct machine_function):
21972 New member return_used_this_function.
21974 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21976 * doc/install.texi: Correct description of default directory for
21977 --with-gxx-include-dir.
21979 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21981 * fold-const.c (build_range_check): Properly deal with enumeral and
21982 boolean base types.
21984 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21986 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21987 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21988 * params.h (MAX_GCSE_PASSES): Remove.
21989 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21990 in sequence. Remove ability to run multiple passes.
21991 (bypass_jumps): Report run as third CPROP pass.
21993 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21995 PR middle-end/39651
21996 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21997 when deciding whether the whole SEQUENCE can throw.
21999 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22002 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22003 offseted label references.
22005 2009-04-11 Jan Hubicka <jh@suse.cz>
22007 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22009 2009-04-11 Richard Guenther <rguenther@suse.de>
22011 PR middle-end/39732
22012 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22013 return variables as TREE_ADDRESSABLE.
22015 2009-04-11 Richard Guenther <rguenther@suse.de>
22017 PR tree-optimization/39713
22018 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22019 reference trees have SSA_NAME operands.
22021 2009-04-11 Richard Guenther <rguenther@suse.de>
22024 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22025 address expressions.
22027 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22029 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22030 match changes in Cygwin 1.7
22031 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22032 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22034 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22036 PR tree-optimization/39701
22037 * doc/invoke.texi (Optimization Options): Document change in
22038 meaning and initialization of -fdelete-null-pointer-checks.
22040 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22042 PR middle-end/39701
22043 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22045 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22048 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22050 2009-04-10 Chao-ying Fu <fu@mips.com>
22052 * doc/tm.texi (Instruction Output): Document
22053 TARGET_ASM_FINAL_POSTSCAN_INSN.
22054 * target.h (final_postscan_insn): New field in asm_out.
22055 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22056 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22057 * final.c (final_scan_insn): Call
22058 targetm.asm_out.final_postscan_insn after outputting
22059 an asm macro and a normal instruction.
22061 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22062 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22063 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22064 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22065 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22067 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22069 PR middle-end/39701
22070 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22071 variables as non-NULL even with -fdelete-null-pointer-checks.
22073 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22075 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22077 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22080 * config/i386/i386.c (classify_argument): Handle SCmode with
22081 (bit_offset % 64) != 0.
22083 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22085 * doc/invoke.texi (Optimize Options): Add cross-reference to
22086 -Q --help=optimizers examples.
22088 2009-04-10 Ben Elliston <bje@au.ibm.com>
22091 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22092 regalign for the reg == fpr and TDmode case.
22094 2009-04-09 David Ayers <ayers@fsfe.org>
22097 * objc/objc-act.c (warn_with_method): Remove helper function.
22098 (check_duplicates): Call warning and inform directly.
22099 (really_start_method): Likewise.
22101 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22103 * expmed.c (expand_divmod): Always use a comparison for a division
22104 by a large unsigned integer.
22106 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22107 for things others than variables or functions as nonzero.
22109 2009-04-09 Nick Clifton <nickc@redhat.com>
22111 * unwind-compat.c: Change copyright header to refer to version
22112 3 of the GNU General Public License with version 3.1 of the
22113 GCC Runtime Library Exception and to point readers at the
22114 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22115 * config/alpha/crtfastmath.c: Likewise.
22116 * config/alpha/linux-unwind.h: Likewise.
22117 * config/alpha/qrnnd.asm: Likewise.
22118 * config/alpha/vms-crt0-64.c: Likewise.
22119 * config/alpha/vms-crt0.c: Likewise.
22120 * config/alpha/vms-dwarf2.asm: Likewise.
22121 * config/alpha/vms-dwarf2eh.asm: Likewise.
22122 * config/alpha/vms-psxcrt0-64.c: Likewise.
22123 * config/alpha/vms-psxcrt0.c: Likewise.
22124 * config/alpha/vms_tramp.asm: Likewise.
22125 * config/arc/initfini.c: Likewise.
22126 * config/arc/lib1funcs.asm: Likewise.
22127 * config/arm/bpabi-v6m.S: Likewise.
22128 * config/arm/bpabi.S: Likewise.
22129 * config/arm/bpabi.c: Likewise.
22130 * config/arm/crti.asm: Likewise.
22131 * config/arm/crtn.asm: Likewise.
22132 * config/arm/ieee754-df.S: Likewise.
22133 * config/arm/ieee754-sf.S: Likewise.
22134 * config/arm/lib1funcs.asm: Likewise.
22135 * config/arm/libunwind.S: Likewise.
22136 * config/arm/linux-atomic.c: Likewise.
22137 * config/arm/mmintrin.h: Likewise.
22138 * config/arm/pr-support.c: Likewise.
22139 * config/arm/unaligned-funcs.c: Likewise.
22140 * config/arm/unwind-arm.c: Likewise.
22141 * config/arm/unwind-arm.h: Likewise.
22142 * config/avr/libgcc.S: Likewise.
22143 * config/bfin/crti.s: Likewise.
22144 * config/bfin/crtlibid.s: Likewise.
22145 * config/bfin/crtn.s: Likewise.
22146 * config/bfin/lib1funcs.asm: Likewise.
22147 * config/bfin/linux-unwind.h: Likewise.
22148 * config/cris/arit.c: Likewise.
22149 * config/cris/cris_abi_symbol.c: Likewise.
22150 * config/darwin-64.c: Likewise.
22151 * config/darwin-crt2.c: Likewise.
22152 * config/darwin-crt3.c: Likewise.
22153 * config/darwin.h: Likewise.
22154 * config/dbxelf.h: Likewise.
22155 * config/dfp-bit.c: Likewise.
22156 * config/dfp-bit.h: Likewise.
22157 * config/elfos.h: Likewise.
22158 * config/fixed-bit.c: Likewise.
22159 * config/fixed-bit.h: Likewise.
22160 * config/fp-bit.c: Likewise.
22161 * config/fp-bit.h: Likewise.
22162 * config/fr30/crti.asm: Likewise.
22163 * config/fr30/crtn.asm: Likewise.
22164 * config/fr30/lib1funcs.asm: Likewise.
22165 * config/freebsd-spec.h: Likewise.
22166 * config/frv/cmovd.c: Likewise.
22167 * config/frv/cmovh.c: Likewise.
22168 * config/frv/cmovw.c: Likewise.
22169 * config/frv/frvbegin.c: Likewise.
22170 * config/frv/frvend.c: Likewise.
22171 * config/frv/lib1funcs.asm: Likewise.
22172 * config/glibc-stdint.h: Likewise.
22173 * config/h8300/clzhi2.c: Likewise.
22174 * config/h8300/crti.asm: Likewise.
22175 * config/h8300/crtn.asm: Likewise.
22176 * config/h8300/ctzhi2.c: Likewise.
22177 * config/h8300/fixunssfsi.c: Likewise.
22178 * config/h8300/lib1funcs.asm: Likewise.
22179 * config/h8300/parityhi2.c: Likewise.
22180 * config/h8300/popcounthi2.c: Likewise.
22181 * config/i386/ammintrin.h: Likewise.
22182 * config/i386/att.h: Likewise.
22183 * config/i386/avxintrin.h: Likewise.
22184 * config/i386/biarch64.h: Likewise.
22185 * config/i386/bmmintrin.h: Likewise.
22186 * config/i386/cpuid.h: Likewise.
22187 * config/i386/cross-stdarg.h: Likewise.
22188 * config/i386/crtfastmath.c: Likewise.
22189 * config/i386/crtprec.c: Likewise.
22190 * config/i386/cygming-crtbegin.c: Likewise.
22191 * config/i386/cygming-crtend.c: Likewise.
22192 * config/i386/cygwin.asm: Likewise.
22193 * config/i386/emmintrin.h: Likewise.
22194 * config/i386/gmm_malloc.h: Likewise.
22195 * config/i386/gthr-win32.c: Likewise.
22196 * config/i386/i386.h: Likewise.
22197 * config/i386/immintrin.h: Likewise.
22198 * config/i386/linux-unwind.h: Likewise.
22199 * config/i386/linux64.h: Likewise.
22200 * config/i386/mm3dnow.h: Likewise.
22201 * config/i386/mmintrin-common.h: Likewise.
22202 * config/i386/mmintrin.h: Likewise.
22203 * config/i386/nmmintrin.h: Likewise.
22204 * config/i386/pmm_malloc.h: Likewise.
22205 * config/i386/pmmintrin.h: Likewise.
22206 * config/i386/smmintrin.h: Likewise.
22207 * config/i386/sol2-c1.asm: Likewise.
22208 * config/i386/sol2-ci.asm: Likewise.
22209 * config/i386/sol2-cn.asm: Likewise.
22210 * config/i386/sol2-gc1.asm: Likewise.
22211 * config/i386/tmmintrin.h: Likewise.
22212 * config/i386/unix.h: Likewise.
22213 * config/i386/w32-unwind.h: Likewise.
22214 * config/i386/wmmintrin.h: Likewise.
22215 * config/i386/x86-64.h: Likewise.
22216 * config/i386/x86intrin.h: Likewise.
22217 * config/i386/xmmintrin.h: Likewise.
22218 * config/ia64/crtbegin.asm: Likewise.
22219 * config/ia64/crtend.asm: Likewise.
22220 * config/ia64/crtfastmath.c: Likewise.
22221 * config/ia64/crti.asm: Likewise.
22222 * config/ia64/crtn.asm: Likewise.
22223 * config/ia64/fde-glibc.c: Likewise.
22224 * config/ia64/lib1funcs.asm: Likewise.
22225 * config/ia64/linux-unwind.h: Likewise.
22226 * config/ia64/quadlib.c: Likewise.
22227 * config/ia64/unwind-ia64.c: Likewise.
22228 * config/linux.h: Likewise.
22229 * config/m32c/m32c-lib1.S: Likewise.
22230 * config/m32c/m32c-lib2-trapv.c: Likewise.
22231 * config/m32c/m32c-lib2.c: Likewise.
22232 * config/m32r/initfini.c: Likewise.
22233 * config/m68hc11/larith.asm: Likewise.
22234 * config/m68hc11/m68hc11-crt0.S: Likewise.
22235 * config/m68k/cf.md: Likewise.
22236 * config/m68k/crti.s: Likewise.
22237 * config/m68k/crtn.s: Likewise.
22238 * config/m68k/lb1sf68.asm: Likewise.
22239 * config/m68k/linux-unwind.h: Likewise.
22240 * config/mcore/crti.asm: Likewise.
22241 * config/mcore/crtn.asm: Likewise.
22242 * config/mcore/lib1.asm: Likewise.
22243 * config/mips/linux-unwind.h: Likewise.
22244 * config/mips/loongson.h: Likewise.
22245 * config/mips/mips16.S: Likewise.
22246 * config/mmix/crti.asm: Likewise.
22247 * config/mmix/crtn.asm: Likewise.
22248 * config/pa/fptr.c: Likewise.
22249 * config/pa/hpux-unwind.h: Likewise.
22250 * config/pa/lib2funcs.asm: Likewise.
22251 * config/pa/linux-atomic.c: Likewise.
22252 * config/pa/linux-unwind.h: Likewise.
22253 * config/pa/milli64.S: Likewise.
22254 * config/pa/quadlib.c: Likewise.
22255 * config/pa/stublib.c: Likewise.
22256 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22257 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22258 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22259 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22260 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22261 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22262 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22263 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22264 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22265 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22266 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22267 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22268 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22269 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22270 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22271 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22272 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22273 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22274 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22275 * config/rs6000/750cl.h: Likewise.
22276 * config/rs6000/altivec.h: Likewise.
22277 * config/rs6000/biarch64.h: Likewise.
22278 * config/rs6000/crtresfpr.asm: Likewise.
22279 * config/rs6000/crtresgpr.asm: Likewise.
22280 * config/rs6000/crtresxfpr.asm: Likewise.
22281 * config/rs6000/crtresxgpr.asm: Likewise.
22282 * config/rs6000/crtsavfpr.asm: Likewise.
22283 * config/rs6000/crtsavgpr.asm: Likewise.
22284 * config/rs6000/darwin-asm.h: Likewise.
22285 * config/rs6000/darwin-fallback.c: Likewise.
22286 * config/rs6000/darwin-fpsave.asm: Likewise.
22287 * config/rs6000/darwin-ldouble.c: Likewise.
22288 * config/rs6000/darwin-tramp.asm: Likewise.
22289 * config/rs6000/darwin-unwind.h: Likewise.
22290 * config/rs6000/darwin-vecsave.asm: Likewise.
22291 * config/rs6000/darwin-world.asm: Likewise.
22292 * config/rs6000/e500crtres32gpr.asm: Likewise.
22293 * config/rs6000/e500crtres64gpr.asm: Likewise.
22294 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22295 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22296 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22297 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22298 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22299 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22300 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22301 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22302 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22303 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22304 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22305 * config/rs6000/eabi-ci.asm: Likewise.
22306 * config/rs6000/eabi-cn.asm: Likewise.
22307 * config/rs6000/eabi.asm: Likewise.
22308 * config/rs6000/linux-unwind.h: Likewise.
22309 * config/rs6000/linux64.h: Likewise.
22310 * config/rs6000/paired.h: Likewise.
22311 * config/rs6000/paired.md: Likewise.
22312 * config/rs6000/ppc64-fp.c: Likewise.
22313 * config/rs6000/ppu_intrinsics.h: Likewise.
22314 * config/rs6000/rs6000.h: Likewise.
22315 * config/rs6000/si2vmx.h: Likewise.
22316 * config/rs6000/sol-ci.asm: Likewise.
22317 * config/rs6000/sol-cn.asm: Likewise.
22318 * config/rs6000/spe.h: Likewise.
22319 * config/rs6000/spu2vmx.h: Likewise.
22320 * config/rs6000/sysv4.h: Likewise.
22321 * config/rs6000/tramp.asm: Likewise.
22322 * config/rs6000/vec_types.h: Likewise.
22323 * config/s390/linux-unwind.h: Likewise.
22324 * config/s390/tpf-unwind.h: Likewise.
22325 * config/score/crti.asm: Likewise.
22326 * config/score/crtn.asm: Likewise.
22327 * config/sh/crt1.asm: Likewise.
22328 * config/sh/crti.asm: Likewise.
22329 * config/sh/crtn.asm: Likewise.
22330 * config/sh/divtab-sh4-300.c: Likewise.
22331 * config/sh/divtab-sh4.c: Likewise.
22332 * config/sh/divtab.c: Likewise.
22333 * config/sh/lib1funcs-4-300.asm: Likewise.
22334 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22335 * config/sh/lib1funcs.asm: Likewise.
22336 * config/sh/lib1funcs.h: Likewise.
22337 * config/sh/linux-atomic.asm: Likewise.
22338 * config/sh/linux-unwind.h: Likewise.
22339 * config/sh/shmedia.h: Likewise.
22340 * config/sh/sshmedia.h: Likewise.
22341 * config/sh/ushmedia.h: Likewise.
22342 * config/sparc/crtfastmath.c: Likewise.
22343 * config/sparc/linux-unwind.h: Likewise.
22344 * config/sparc/sol2-c1.asm: Likewise.
22345 * config/sparc/sol2-ci.asm: Likewise.
22346 * config/sparc/sol2-cn.asm: Likewise.
22347 * config/spu/divmodti4.c: Likewise.
22348 * config/spu/divv2df3.c: Likewise.
22349 * config/spu/float_disf.c: Likewise.
22350 * config/spu/float_unsdidf.c: Likewise.
22351 * config/spu/float_unsdisf.c: Likewise.
22352 * config/spu/float_unssidf.c: Likewise.
22353 * config/spu/mfc_multi_tag_release.c: Likewise.
22354 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22355 * config/spu/mfc_tag_release.c: Likewise.
22356 * config/spu/mfc_tag_reserve.c: Likewise.
22357 * config/spu/mfc_tag_table.c: Likewise.
22358 * config/spu/multi3.c: Likewise.
22359 * config/spu/spu_internals.h: Likewise.
22360 * config/spu/spu_intrinsics.h: Likewise.
22361 * config/spu/spu_mfcio.h: Likewise.
22362 * config/spu/vec_types.h: Likewise.
22363 * config/spu/vmx2spu.h: Likewise.
22364 * config/stormy16/stormy16-lib2.c: Likewise.
22365 * config/svr4.h: Likewise.
22366 * config/sync.c: Likewise.
22367 * config/v850/lib1funcs.asm: Likewise.
22368 * config/vxlib-tls.c: Likewise.
22369 * config/vxlib.c: Likewise.
22370 * config/vxworks-dummy.h: Likewise.
22371 * config/xtensa/crti.asm: Likewise.
22372 * config/xtensa/crtn.asm: Likewise.
22373 * config/xtensa/ieee754-df.S: Likewise.
22374 * config/xtensa/ieee754-sf.S: Likewise.
22375 * config/xtensa/lib1funcs.asm: Likewise.
22376 * config/xtensa/lib2funcs.S: Likewise.
22377 * config/xtensa/linux-unwind.h: Likewise.
22378 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22379 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22380 * coretypes.h: Likewise.
22381 * crtstuff.c: Likewise.
22382 * defaults.h: Likewise.
22383 * dwarf2.h: Likewise.
22384 * emutls.c: Likewise.
22385 * gbl-ctors.h: Likewise.
22386 * gcov-io.h: Likewise.
22387 * ginclude/float.h: Likewise.
22388 * ginclude/iso646.h: Likewise.
22389 * ginclude/stdarg.h: Likewise.
22390 * ginclude/stdbool.h: Likewise.
22391 * ginclude/stddef.h: Likewise.
22392 * ginclude/stdfix.h: Likewise.
22393 * ginclude/stdint-gcc.h: Likewise.
22394 * ginclude/tgmath.h: Likewise.
22395 * gthr-aix.h: Likewise.
22396 * gthr-dce.h: Likewise.
22397 * gthr-gnat.c: Likewise.
22398 * gthr-gnat.h: Likewise.
22399 * gthr-lynx.h: Likewise.
22400 * gthr-mipssde.h: Likewise.
22401 * gthr-nks.h: Likewise.
22402 * gthr-posix.c: Likewise.
22403 * gthr-posix.h: Likewise.
22404 * gthr-posix95.h: Likewise.
22405 * gthr-rtems.h: Likewise.
22406 * gthr-single.h: Likewise.
22407 * gthr-solaris.h: Likewise.
22408 * gthr-tpf.h: Likewise.
22409 * gthr-vxworks.h: Likewise.
22410 * gthr-win32.h: Likewise.
22411 * gthr.h: Likewise.
22412 * libgcc2.c: Likewise.
22413 * libgcc2.h: Likewise.
22414 * libgcov.c: Likewise.
22415 * tsystem.h: Likewise.
22416 * typeclass.h: Likewise.
22417 * unwind-c.c: Likewise.
22418 * unwind-compat.h: Likewise.
22419 * unwind-dw2-fde-compat.c: Likewise.
22420 * unwind-dw2-fde-darwin.c: Likewise.
22421 * unwind-dw2-fde-glibc.c: Likewise.
22422 * unwind-dw2-fde.c: Likewise.
22423 * unwind-dw2-fde.h: Likewise.
22424 * unwind-dw2.c: Likewise.
22425 * unwind-dw2.h: Likewise.
22426 * unwind-generic.h: Likewise.
22427 * unwind-pe.h: Likewise.
22428 * unwind-sjlj.c: Likewise.
22429 * unwind.inc: Likewise.
22430 * config/arm/neon-gen.ml: Change generated copyright header to
22431 refer to version 3 of the GNU General Public License with
22432 version 3.1 of the GCC Runtime Library Exception and to point
22433 readers at the COPYING3 and COPYING3.RUNTIME files and the
22434 FSF's license web page.
22435 * config/arm/arm_neon.h: Regenerate.
22437 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22439 * config/cris/cris.md: Change copyright header to refer to version
22440 3 of the GNU General Public License.
22441 * doc/install.texi2html: Change copyright header to refer to version
22442 3 of the GNU General Public License and to point readers at the
22443 COPYING3 file and the FSF's license web page.
22444 * config/vax/linux.h: Likewise.
22446 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22448 * config/i386/i386.md (cmpcc): New.
22449 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22450 (sync_compare_and_swap_cc*): Delete.
22452 * config/s390/s390.c (s390_compare_emitted): Remove.
22453 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22454 s390_compare_emitted used to be handled. Assert that modes match.
22455 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22456 refer to sync_compare_and_swap_ccsi.
22457 * config/s390/s390.h (s390_compare_emitted): Remove.
22458 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22459 instead of s390_compare_emitted.
22460 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22461 instead of s390_compare_emitted.
22462 * config/s390/s390.md (cmpcc): New.
22463 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22464 CC_REGNUM, do not pretend it's set.
22465 (sync_compare_and_swap_cc*): Delete.
22466 * config/s390/predicates.md (cc_reg_operand): New.
22468 * expr.c (sync_compare_and_swap_cc): Delete.
22469 * optabs.h (sync_compare_and_swap_cc): Delete.
22470 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22471 is being used with can_compare_p.
22472 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22473 (find_cc_set): New.
22474 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22475 look for a MODE_CC set instead. Use emit_store_flag.
22476 (expand_compare_and_swap_loop): Likewise, with some additional
22477 complication to avoid a force_reg when useless. Use
22478 emit_cmp_and_jump_insns.
22479 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22480 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22481 sync_compare_and_swap documentation.
22483 2009-04-09 Jan Hubicka <jh@suse.cz>
22485 * except.c (find_prev_try): Break out from ....
22486 (duplicate_eh_regions): ... here; properly update prev_try pointers
22487 when duplication part of tree.
22488 (dump_eh_tree): Improve dumping.
22489 (verify_eh_region): New.
22490 (verify_eh_tree): Use it.
22492 2009-04-06 Richard Guenther <rguenther@suse.de>
22494 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22495 &ARRAY addresses by adjusting their types and prepending
22497 * tree-cfg.c (verify_gimple_assign_single): Verify that
22498 addresses are correct.
22500 2009-04-09 Richard Guenther <rguenther@suse.de>
22502 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22503 indices into an array reference if possible.
22504 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22505 Fold POINTER_PLUS_EXPR statements with invariant address.
22507 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22510 * config.gcc (powerpc64-*-linux*): Always build biarch.
22512 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22515 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22516 it and pedwarn if this results in an INTEGER_CST.
22518 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22520 * doc/install.texi: Update minimum GMP version. Remove obsolete
22521 text in MPFR section.
22523 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22525 * dwarf2out.c (class_scope_p): New static inline.
22526 (class_or_namespace_scope_p): Use it.
22527 (gen_variable_die): Use DW_TAG_member tag for static data member
22528 declarations instead of DW_TAG_variable.
22530 PR middle-end/39573
22531 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22534 2009-04-08 Richard Guenther <rguenther@suse.de>
22536 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22537 valueize random data.
22539 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22541 * config.gcc (aix tm_file): Add aix-stdint.h.
22542 (aix tm clause use_gcc_stdint): Set to wrap.
22543 * config/rs6000/aix-stdint.h: New file.
22545 2009-04-08 Richard Guenther <rguenther@suse.de>
22547 PR middle-end/36291
22548 * tree-dfa.c (add_referenced_var): Do not recurse into
22549 global initializers.
22550 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22552 (fold_const_aggregate_ref): Likewise.
22554 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22556 * recog.c (ordered_comparison_operator): New.
22557 * gensupport.c (std_preds): Add it.
22558 * doc/md.texi (Machine-Independent Predicates): Document it.
22560 2009-04-08 Jan Hubicka <jh@suse.cz>
22562 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22563 * function.h (rtl_eh): Remove exception_handler_label_map.
22564 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22565 remove_exception_handler_label, for_each_eh_label_1): Remove.
22566 (rtl_remove_unreachable_regions): Remove.
22567 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22568 (find_exception_handler_labels): Don't build the hashtable.
22569 (maybe_remove_eh_handler): Remove.
22570 (for_each_eh_label): Rewrite to walk the tree.
22571 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22572 * except.h (maybe_remove_eh_handler): Remove.
22573 * passes.c (init_optimization_passes): Schedule second EH cleanup
22575 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22576 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22578 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22580 * genoutput.c (validate_optab_operands): New.
22581 (gen_insn, gen_expand): Call it.
22583 * genflags.c (gen_insn): Detect misused iterators.
22584 (main): Pass line_no to gen_insn, exit with status 1 on error.
22586 * genextract.c (line_no): Make global.
22587 (VEC_safe_set_locstr): Change assertion to error message.
22588 (main): Exit with status 1 on error.
22590 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22594 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22595 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22596 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22597 * c-convert.c (convert): Do not call fold on results of conversion
22598 functions when the result is a C_MAYBE_CONST_EXPR.
22599 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22600 of __builtin_choose_expr.
22601 * c-typeck.c (remove_c_maybe_const_expr): New.
22602 (build_unary_op, build_conditional_expr, build_compound_expr,
22603 build_binary_op, c_objc_common_truthvalue_conversion): Call
22604 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22607 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22609 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22610 CODE to produce a new one. Add a prototype to use fold_convert_const
22612 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22615 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22616 mix declarations and code.
22618 2009-04-08 Ben Elliston <bje@au.ibm.com>
22620 * gcc.c: Replace `CC' with `GCC' throughout.
22622 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22624 * doc/invoke.texi: Document Atom support.
22626 2009-04-07 Jason Merrill <jason@redhat.com>
22629 * c-common.h, c-common.c: Add flag_pretty_templates.
22630 * c-opts.c (c_common_handle_option): Set it.
22631 * c.opt: Add -fno-pretty-templates.
22632 * doc/invoke.texi (C++ Dialect Options): Likewise.
22634 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22636 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22637 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22638 (ia64_expand_builtin): Likewise.
22640 2009-04-07 Martin Jambor <mjambor@suse.cz>
22642 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22643 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22644 ADDR_EXPRS are include too.
22646 2009-04-07 Richard Guenther <rguenther@suse.de>
22648 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22649 decls are only used if passes as parameters or if they are
22650 local statics and the call is not to a builtin.
22651 (call_may_clobber_ref_p_1): Likewise.
22653 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22655 * expr.c (do_store_flag): Remove last argument. Simplify code
22656 to avoid duplication of tests already done by can_compare_p.
22657 (expand_expr_real_1): Adjust caller.
22659 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22661 * optabs.c (can_compare_p): Test the predicate of a
22662 cbranch and cstore pattern.
22664 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22666 * expr.c (convert_move): Use emit_store_flag instead of
22669 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22671 * config/i386/i386.c (ix86_compare_emitted): Remove.
22672 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22673 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22674 * config/i386/i386.h (ix86_compare_emitted): Remove.
22675 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22676 instead of ix86_compare_emitted.
22677 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22679 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22681 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22682 Add t-sysroot-suffix to tmake_file.
22683 * config/print-sysroot-suffix.sh: New file.
22684 * config/t-sysroot-suffix: New file.
22686 2009-04-07 Ben Elliston <bje@au.ibm.com>
22688 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22689 as the latter produces a warning when the target does not support
22692 2009-04-07 Ben Elliston <bje@au.ibm.com>
22694 * dfp.c: Replace type punning assignments with memcpy throughout.
22695 * Makefile.in (dfp.o-warn): Remove.
22697 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22700 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22701 Include soft-fp/t-softfp after rs6000/t-linux64.
22703 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22705 * stor-layout.c (set_sizetype): Use the full precision of their
22706 machine mode for bitsize types.
22708 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22710 * config/i386/i386.md: Revert 2 accidental checkins.
22712 2009-04-06 Joey Ye <joey.ye@intel.com>
22713 Xuepeng Guo <xuepeng.guo@intel.com>
22714 H.J. Lu <hongjiu.lu@intel.com>
22716 Atom pipeline model, tuning and insn selection.
22717 * config.gcc (atom): Add atom config options and target.
22719 * config/i386/atom.md: New.
22721 * config/i386/i386.c (atom_cost): New cost.
22722 (m_ATOM): New macro flag.
22723 (initial_ix86_tune_features): Set m_ATOM.
22724 (x86_accumulate_outgoing_args): Likewise.
22725 (x86_arch_always_fancy_math_387): Likewise.
22726 (processor_target): Add Atom cost.
22727 (cpu_names): Add Atom cpu name.
22728 (override_options): Set Atom ISA.
22729 (ix86_issue_rate): New case PROCESSOR_ATOM.
22730 (ix86_adjust_cost): Likewise.
22732 * config/i386/i386.h (TARGET_ATOM): New target macro.
22733 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22734 (TARGET_OPT_AGU): New target option.
22735 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22736 (processor_type): Add PROCESSOR_ATOM.
22738 * config/i386/i386.md (cpu): Add new value "atom".
22739 (use_carry, movu): New attr.
22740 (atom.md): Include atom.md.
22741 (adddi3_carry_rex64): Set attr "use_carry".
22742 (addqi3_carry): Likewise.
22743 (addhi3_carry): Likewise.
22744 (addsi3_carry): Likewise.
22745 (*addsi3_carry_zext): Likewise.
22746 (subdi3_carry_rex64): Likewise.
22747 (subqi3_carry): Likewise.
22748 (subhi3_carry): Likewise.
22749 (subsi3_carry): Likewise.
22750 (x86_movdicc_0_m1_rex64): Likewise.
22751 (*x86_movdicc_0_m1_se): Likewise.
22752 (x86_movsicc_0_m1): Likewise.
22753 (*x86_movsicc_0_m1_se): Likewise.
22754 (*adddi_1_rex64): Emit add insn as much as possible.
22755 (*addsi_1): Likewise.
22756 (return_internal): Set atom_unit.
22757 (return_internal_long): Likewise.
22758 (return_pop_internal): Likewise.
22759 (*rcpsf2_sse): Set atom_sse_attr attr.
22760 (*qrt<mode>2_sse): Likewise.
22761 (*prefetch_sse): Likewise.
22763 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22765 (ix86_target_macros_internal): Likewise.
22767 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22768 (*prefetch_sse_rex): Likewise.
22769 (sse_rcpv4sf2): Likewise.
22770 (sse_vmrcpv4sf2): Likewise.
22771 (sse_sqrtv4sf2): Likewise.
22772 (<sse>_vmsqrt<mode>2): Likewise.
22773 (sse_ldmxcsr): Likewise.
22774 (sse_stmxcsr): Likewise.
22775 (*sse_sfence): Likewise.
22776 (sse2_clflush): Likewise.
22777 (*sse2_mfence): Likewise.
22778 (*sse2_lfence): Likewise.
22779 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22780 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22781 (avx_movdqu<avxmodesuffix>): Likewise.
22782 (avx_lddqu<avxmodesuffix>): Likewise.
22783 (sse2_movntv2di): Change attr "type" to "ssemov".
22784 (sse2_movntsi): Likewise.
22785 (rsqrtv8sf2): Change attr "type" to "sseadd".
22786 (sse3_addsubv2df3): Set attr "atom_unit".
22787 (sse3_h<plusminus_insn>v4sf3): Likewise.
22788 (*sse2_pmaddwd): Likewise.
22789 (*vec_extractv2di_1_rex64): Likewise.
22790 (*vec_extractv2di_1_avx): Likewise.
22791 (sse2_psadbw): Likewise.
22792 (ssse3_phaddwv8hi3): Likewise.
22793 (ssse3_phaddwv4hi3): Likewise.
22794 (ssse3_phadddv4si3): Likewise.
22795 (ssse3_phadddv2si3): Likewise.
22796 (ssse3_phaddswv8hi3): Likewise.
22797 (ssse3_phaddswv4hi3): Likewise.
22798 (ssse3_phsubwv8hi3): Likewise.
22799 (ssse3_phsubwv4hi3): Likewise.
22800 (ssse3_phsubdv4si3): Likewise.
22801 (ssse3_phsubdv2si3): Likewise.
22802 (ssse3_phsubswv8hi3): Likewise.
22803 (ssse3_phsubswv4hi3): Likewise.
22804 (ssse3_pmaddubsw128): Likewise.
22805 (sse3_pmaddubsw: Likewise.
22806 (ssse3_palignrti): Likewise.
22807 (ssse3_palignrdi): Likewise.
22809 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22811 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22813 2009-04-06 Richard Guenther <rguenther@suse.de>
22815 PR tree-optimization/28868
22816 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22817 of which PHI results we inserted.
22818 (insert_into_preds_of_block): Record inserted PHIs.
22819 (eliminate): Eliminate redundant PHI nodes.
22820 (init_pre): Init inserted_phi_names.
22822 2009-04-06 Richard Guenther <rguenther@suse.de>
22824 PR tree-optimization/39643
22825 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22826 IMAGPART_EXPRs of complex constants.
22827 (execute_fold_all_builtins): If we folded a call queue
22828 TODO_update_address_taken.
22830 2009-04-06 Jan Hubicka <jh@suse.cz>
22832 PR middle-end/39659
22833 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22836 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22838 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22840 (ic_invalidate_array): Likewise.
22842 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22844 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22845 alignment for library calls.
22847 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22849 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22850 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22851 * config/i386/mingw-stdint.h: New file.
22853 2009-04-05 Richard Guenther <rguenther@suse.de>
22855 PR tree-optimization/39648
22856 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22857 our &A vs. &A[0] IL deficiencies.
22859 2009-04-04 Jan Hubicka <jh@suse.cz>
22861 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22862 removed toplevel regions.
22863 (sjlj_mark_call_sites): Likewise.
22865 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22867 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22868 (cygwin tm clause use_gcc_stdint): Set to wrap.
22869 * config/i386/cygwin-stdint.h: New file.
22871 2009-04-04 Richard Guenther <rguenther@suse.de>
22873 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22874 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22875 single-argument PHIs if we are in loop-closed SSA form.
22876 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22877 for the pre-condition.
22878 (slpeel_tree_peel_loop_to_edge): Likewise.
22879 (vect_build_loop_niters): Take an optional sequence to append stmts.
22880 (vect_generate_tmps_on_preheader): Likewise.
22881 (vect_do_peeling_for_loop_bound): Take extra guards for the
22883 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22884 the cost model check.
22885 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22886 guards if we are going to peel. Do not apply versioning in that case.
22887 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22888 (vect_do_peeling_for_loop_bound): Likewise.
22889 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22890 loop bound only record extra pre-conditions, do not apply loop
22893 2009-04-04 Richard Guenther <rguenther@suse.de>
22895 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22898 2009-04-04 Jan Hubicka <jh@suse.cz>
22900 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22901 last_basic_block for size of bb->index indexed array.
22902 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22903 compute_out, link_btr_uses, build_btr_def_use_webs,
22904 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22906 2009-04-04 Jan Hubicka <jh@suse.cz>
22908 * except.c (remove_eh_handler_and_replace): Break out from ...
22909 (remove_eh_handler): ... here.
22910 (bring_to_root): New function.
22911 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22912 handled ones, bring others to root of tree.
22914 2009-04-04 Jan Hubicka <jh@suse.cz>
22916 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22917 (all_phis_safe_to_merge): New function.
22918 (update_info): New structure.
22919 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22920 (cleanup_empty_eh): Update SSA if possible.
22922 2009-04-04 Richard Guenther <rguenther@suse.de>
22924 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22925 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22926 (append_vuse): Likewise.
22928 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22930 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22931 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22932 instead of REG_UNSAVED for DW_CFA_undefined.
22933 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22934 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22937 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22940 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22942 2009-04-04 Richard Guenther <rguenther@suse.de>
22944 PR tree-optimization/8781
22945 PR tree-optimization/37892
22946 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22947 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22948 (valueize_refs): Call it for *& valueizations.
22949 (shared_reference_ops_from_ref): Rename to ...
22950 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22951 (shared_reference_ops_from_call): Rename to ...
22952 (valueize_shared_reference_ops_from_call): ... this and valueize.
22953 (vn_reference_lookup): Update.
22954 (visit_reference_op_call): Likewise.
22955 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22956 (eliminate): Value-replace the call address in call statements.
22958 2009-04-04 Richard Guenther <rguenther@suse.de>
22960 PR tree-optimization/39636
22961 * tree-ssa-forwprop.c
22962 (forward_propagate_addr_into_variable_array_index): Check for
22963 GIMPLE_ASSIGN before accessing the rhs code.
22965 2009-04-03 Jason Merrill <jason@redhat.com>
22967 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22969 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22971 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22972 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22973 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22974 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22975 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22976 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22977 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22978 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22979 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22980 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22981 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22982 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22983 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22984 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22985 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22986 Use fr_reg_or_fp01_operand instead of fr_register_operand
22988 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22989 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22990 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22992 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22994 PR rtl-optimization/39607
22995 PR rtl-optimization/39631
22999 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23000 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23001 instead of DF_LR_OUT.
23002 * ira-lives.c (process_bb_node_lives): Ditto.
23003 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23004 instead of DF_LR_{OUT,IN}.
23005 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23006 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23008 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23010 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23011 (execute_lower_omp): Always run but take the short way out if -fopenmp
23013 (gate_lower_omp): Remove, forcing the pass manager to always run the
23014 pass and always set PROP_gimple_lomp.
23015 (pass_lower_omp): Remove gate function.
23016 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23017 PROP_trees. Instead, require it.
23018 * ipa-cp.c (pass_ipa_cp): Likewise.
23019 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23020 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23021 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23022 and PROP_gimple_leh.
23024 2009-04-03 Richard Guenther <rguenther@suse.de>
23026 PR middle-end/13146
23027 PR tree-optimization/23940
23028 PR tree-optimization/33237
23029 PR middle-end/33974
23030 PR middle-end/34093
23031 PR tree-optimization/36201
23032 PR tree-optimization/36230
23033 PR tree-optimization/38049
23034 PR tree-optimization/38207
23035 PR tree-optimization/38230
23036 PR tree-optimization/38301
23037 PR tree-optimization/38585
23038 PR middle-end/38895
23039 PR tree-optimization/38985
23040 PR tree-optimization/39299
23041 * tree-ssa-structalias.h: Remove.
23042 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23043 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23044 (struct vuse_element_d): Remove.
23045 (struct vuse_vec_d): Likewise.
23046 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23047 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23048 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23049 VUSE_ELEMENT_VAR): Likewise.
23050 (struct voptype_d): Likewise.
23051 (NUM_VOP_FREE_BUCKETS): Likewise.
23052 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23053 (struct stmt_operands_d): Remove.
23054 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23055 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23056 VDEF_NUM, VDEF_VECT): Likewise.
23057 (copy_virtual_operands): Remove.
23058 (operand_build_cmp): Likewise.
23059 (create_ssa_artificial_load_stmt): Likewise.
23060 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23061 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23062 vuse_index and mayuse_index members. Pack and move done and iter_type
23063 members to the front.
23064 (SSA_OP_VMAYUSE): Remove.
23065 (SSA_OP_VIRTUAL_USES): Adjust.
23066 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23067 (unlink_stmt_vdef): Declare.
23068 (add_to_addressable_set): Remove.
23069 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23070 (vrp_visit_stmt): Likewise.
23071 * doc/tree-ssa.texi (Alias analysis): Update.
23072 * doc/invoke.texi (max-aliased-vops): Remove docs.
23073 (avg-aliased-vops): Likewise.
23074 * tree-into-ssa.c (syms_to_rename): Remove.
23075 (need_to_update_vops_p): Likewise.
23076 (need_to_initialize_update_ssa_p): Rename to ...
23077 (update_ssa_initialized_fn): ... this. Track function we are
23079 (symbol_marked_for_renaming): Simplify.
23080 (add_new_name_mapping): Do not set need_to_update_vops_p.
23081 (dump_currdefs): Use SYMS_TO_RENAME.
23082 (rewrite_update_stmt): Always walk all uses/defs.
23083 (dump_update_ssa): Adjust.
23084 (init_update_ssa): Take function argument. Track what we are
23086 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23087 (create_new_def_for): Initialize for cfun, assert we are initialized
23089 (mark_sym_for_renaming): Simplify.
23090 (mark_set_for_renaming): Do not initialize update-ssa.
23091 (need_ssa_update_p): Simplify. Take function argument.
23092 (name_mappings_registered_p): Assert we ask for the correct function.
23093 (name_registered_for_update_p): Likewise.
23094 (ssa_names_to_replace): Likewise.
23095 (release_ssa_name_after_update_ssa): Likewise.
23096 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23097 (dump_decl_set): Do not print a newline.
23098 (debug_decl_set): Do it here.
23099 (dump_update_ssa): And here.
23100 * tree-ssa-loop-im.c (move_computations): Adjust.
23101 (movement_possibility): Likewise.
23102 (determine_max_movement): Likewise.
23103 (gather_mem_refs_stmt): Likewise.
23104 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23105 or NAME_MEMORY_TAG.
23106 * tree-complex.c (update_all_vops): Remove.
23107 (expand_complex_move): Adjust.
23108 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23109 Simplify test for memory referencing statement. Exclude
23110 non-invariant ADDR_EXPRs.
23111 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23112 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23113 (rdg_flag_uses): Likewise.
23114 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23116 (tree_optimize_tail_calls_1): Also split the
23117 edge from the entry block if we have degenerate PHI nodes in
23118 the first basic block.
23119 * tree.c (init_ttree): Remove memory-tag related code.
23120 (tree_code_size): Likewise.
23121 (tree_node_structure): Likewise.
23122 (build7_stat): Re-write to be build6_stat.
23123 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23124 (SSA_VAR_P): Adjust.
23125 (struct tree_memory_tag): Remove.
23126 (struct tree_memory_partition_tag): Likewise.
23127 (union tree_node): Adjust.
23128 (build7): Re-write to be build6.
23129 * tree-pass.h (pass_reset_cc_flags): Remove.
23130 (TODO_update_address_taken): New flag.
23131 (pass_simple_dse): Remove.
23132 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23133 * params.h (MAX_ALIASED_VOPS): Remove.
23134 (AVG_ALIASED_VOPS): Likewise.
23135 * omp-low.c (expand_omp_taskreg): Update SSA form.
23136 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23137 aliases the lhs in a copy stmt.
23138 * tree-ssa-dse.c (struct address_walk_data): Remove.
23139 (memory_ssa_name_same): Likewise.
23140 (memory_address_same): Likewise.
23141 (get_kill_of_stmt_lhs): Likewise.
23142 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23143 unused stores. Look through PHI nodes into post-dominated regions.
23144 (dse_optimize_stmt): Simplify. Properly remove stores.
23145 (tree_ssa_dse): Compute dominators.
23146 (execute_simple_dse): Remove.
23147 (pass_simple_dse): Likewise.
23148 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23149 gimple_loaded_syms and gimple_stored_syms computation.
23150 * toplev.c (dump_memory_report): Dump alias and pta stats.
23151 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23152 (vn_reference_eq): Likewise.
23153 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23154 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23155 valueize_vuses): Remove.
23156 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23157 (get_def_ref_stmt_vuse): ... this.
23158 (vn_reference_lookup_2): New function.
23159 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23160 walking equivalent vuses. Simplify.
23161 (vn_reference_lookup): Likewise.
23162 (vn_reference_insert): Likewise.
23163 (vn_reference_insert_pieces): Likewise.
23164 (visit_reference_op_call): Simplify.
23165 (visit_reference_op_load): Likewise.
23166 (visit_reference_op_store): Likewise.
23167 (init_scc_vn): Remove shared_lookup_vuses initialization.
23168 (free_scc_vn): Remove shared_lookup_vuses freeing.
23169 (sort_vuses, sort_vuses_heap): Remove.
23170 (get_ref_from_reference_ops): Export.
23171 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23172 vector with single vuse pointer.
23173 (vn_reference_lookup_pieces, vn_reference_lookup,
23174 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23175 (shared_vuses_from_stmt): Remove.
23176 (get_ref_from_reference_ops): Declare.
23177 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23178 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23179 memory-tag related code.
23180 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23181 (likely_value): Add comment, skip static-chain of call statements.
23182 (surely_varying_stmt_p): Adjust.
23183 (gimplify_and_update_call_from_tree): Likewise.
23184 (execute_fold_all_builtins): Do not rebuild alias info.
23185 (gimplify_and_update_call_from_tree): Properly update VOPs.
23186 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23187 (copy_ref_info): Remove memory-tag related code.
23188 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23189 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23190 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23192 * tree-ssa-dom.c (gimple_p): Remove typedef.
23193 (eliminate_redundant_computations): Adjust.
23194 (record_equivalences_from_stmt): Likewise.
23195 (avail_expr_hash): Likewise.
23196 (avail_expr_eq): Likewise.
23197 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23198 (stmt_makes_single_load): Likewise.
23199 (stmt_makes_single_store): Likewise.
23200 * tree-ssa-alias.c: Rewrite completely.
23201 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23202 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23203 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23204 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23205 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23206 Remove public functions.
23207 (pass_reset_cc_flags): Remove.
23208 (pass_build_alias): Move ...
23209 * tree-ssa-structalias.c (pass_build_alias): ... here.
23210 * tree-ssa-alias.c (may_be_aliased): Move ...
23211 * tree-flow-inline.h (may_be_aliased): ... here.
23212 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23213 count_uses_and_derefs): Move ...
23214 * gimple.c: ... here.
23215 * gimple.h (count_uses_and_derefs): Declare.
23216 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23217 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23218 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23219 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23220 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23221 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23222 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23224 * tree-dfa.c (refs_may_alias_p): Move ...
23225 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23226 * tree-ssa-alias.h: New file.
23227 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23228 (statement_sink_location): Likewise.
23229 * opts.c (decode_options): Do not adjust max-aliased-vops or
23230 avg-aliased-vops values.
23231 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23232 (TV_CALL_CLOBBER): Likewise.
23233 (TV_FLOW_SENSITIVE): Likewise.
23234 (TV_FLOW_INSENSITIVE): Likewise.
23235 (TV_MEMORY_PARTITIONING): Likewise.
23236 (TV_ALIAS_STMT_WALK): New timevar.
23237 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23238 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23239 (get_address_description): Remove memory-tag related code.
23240 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23241 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23242 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23243 and immediate uses in statements. Document.
23244 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23245 (dump_symbols): Remove.
23246 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23247 * alias.c (get_deref_alias_set): New function split out from ...
23248 (get_alias_set): ... here.
23249 * alias.h (get_deref_alias_set): Declare.
23250 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23251 type parameter. Remove restrict pointer handling. Create a
23252 ref-all pointer in case type-based alias sets do not conflict.
23253 (vect_analyze_data_refs): Remove SMT related code.
23254 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23255 (vectorizable_load): Likewise.
23256 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23257 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23258 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23259 Ignore vops and SMTs.
23260 (dr_analyze_alias): Likewise..
23261 (free_data_ref): Likewise.
23262 (create_data_ref): Likewise.
23263 (analyze_all_data_dependences): Likewise.
23264 (get_references_in_stmt): Adjust.
23265 * tree-flow-inline.h (gimple_aliases_computed_p,
23266 gimple_addressable_vars, gimple_call_clobbered_vars,
23267 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23268 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23269 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23270 gimple_mem_ref_stats): Remove.
23271 (gimple_vop): New function.
23272 (op_iter_next_use): Remove vuses and mayuses cases.
23273 (op_iter_next_def): Remove vdefs case.
23274 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23275 (clear_and_done_ssa_iter): Do not set removed fields.
23276 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23277 Assert we are not iterating over vuses or vdefs if not also
23278 iterating over uses or defs.
23279 (op_iter_init_use): Likewise.
23280 (op_iter_init_def): Likewise.
23281 (op_iter_next_vdef): Remove.
23282 (op_iter_next_mustdef): Likewise.
23283 (op_iter_init_vdef): Likewise.
23284 (compare_ssa_operands_equal): Likewise.
23285 (link_use_stmts_after): Handle vuse operand.
23286 (is_call_used): Use is_call_clobbered.
23287 (is_call_clobbered): Global variables are always call clobbered,
23288 query the call-clobbers bitmap.
23289 (mark_call_clobbered): Ignore global variables.
23290 (clear_call_clobbered): Likewise.
23291 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23292 virtual operands sanity check.
23293 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23295 (TARGET_MEM_REF): Remove TMR_TAG operand.
23296 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23297 Remove call-clobber related code.
23298 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23299 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23300 partitions or escape reason.
23301 (get_single_def_stmt, get_single_def_stmt_from_phi,
23302 get_single_def_stmt_with_phi): Remove.
23303 (dump_referenced_vars): Tidy.
23304 (get_ref_base_and_extent): Allow bare decls.
23305 (collect_dfa_stats): Adjust.
23306 * graphite.c (rename_variables_in_stmt): Adjust.
23307 (graphite_copy_stmts_from_block): Likewise.
23308 (translate_clast): Likewise.
23309 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23311 (translate_vuse_through_block): Use the oracle.
23312 (phi_translate_1): Adjust.
23313 (value_dies_in_block_x): Use the oracle. Cache the outcome
23315 (valid_in_sets): Check if the VUSE for
23316 a REFERENCE is available.
23317 (eliminate): Do not remove stmts during elimination,
23318 instead queue and remove them afterwards.
23319 (do_pre): Do not rebuild alias info.
23320 (pass_pre): Run TODO_rebuild_alias before PRE.
23321 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23322 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23323 (mark_all_v_defs_stmt): Remove.
23324 (mark_all_v_defs_seq): Adjust.
23325 (sra_replace): Likewise.
23326 (scalarize_use): Likewise.
23327 (scalarize_copy): Likewise.
23328 (scalarize_init): Likewise.
23329 (scalarize_ldst): Likewise.
23330 (todoflags): Remove.
23331 (tree_sra): Do not rebuild alias info.
23332 (tree_sra_early): Adjust.
23333 (pass_sra): Run TODO_update_address_taken before SRA.
23334 * tree-predcom.c (set_alias_info): Remove.
23335 (prepare_initializers_chain): Do not call it.
23336 (mark_virtual_ops_for_renaming): Adjust.
23337 (mark_virtual_ops_for_renaming_list): Remove.
23338 (initialize_root_vars): Adjust.
23339 (initialize_root_vars_lm): Likewise.
23340 (prepare_initializers_chain): Likewise.
23341 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23342 (may_propagate_copy_into_stmt): Likewise.
23343 (merge_alias_info): Do nothing for now.
23344 (propagate_tree_value_into_stmt): Adjust.
23345 (stmt_may_generate_copy): Likewise.
23346 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23347 not mark symbols for renaming.
23348 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23349 with the same statement, make sure to update the new pointed-to one.
23350 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23351 call statements, do not mark symbols for renaming.
23352 (mark_operand_necessary): Dump something.
23353 (ref_may_be_aliased): New function.
23354 (mark_aliased_reaching_defs_necessary_1): New helper function.
23355 (mark_aliased_reaching_defs_necessary): Likewise.
23356 (mark_all_reaching_defs_necessary_1): Likewise.
23357 (mark_all_reaching_defs_necessary): Likewise.
23358 (propagate_necessity): Do not process virtual PHIs. For
23359 non-aliased loads mark all reaching definitions as necessary.
23360 For aliased loads and stores mark the immediate dominating
23361 aliased clobbers as necessary.
23362 (visited): New global static.
23363 (perform_tree_ssa_dce): Free visited bitmap after propagating
23365 (remove_dead_phis): Perform simple dead virtual PHI removal.
23366 (remove_dead_stmt): Properly unlink virtual operands when
23368 (eliminate_unnecessary_stmts): Schedule PHI removal after
23370 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23371 (process_replaceable): Likewise.
23372 (find_replaceable_in_bb): Likewise.
23373 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23374 based on the single gimple vop.
23375 (verify_flow_insensitive_alias_info): Remove.
23376 (verify_flow_sensitive_alias_info): Likewise.
23377 (verify_call_clobbering): Likewise.
23378 (verify_memory_partitions): Likewise.
23379 (verify_alias_info): Likewise.
23380 (verify_ssa): Adjust..
23381 (execute_update_addresses_taken): Export. Update SSA
23382 manually. Optimize only when optimizing. Use a local bitmap.
23383 (pass_update_address_taken): Remove TODO_update_ssa, add
23385 (pass_update_address_taken): Just use TODO_update_address_taken.
23386 (init_tree_ssa): Do not initialize addressable_vars.
23387 (verify_ssa): Verify new VUSE / VDEF properties.
23388 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23389 Do not call verify_alias_info.
23390 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23391 Do not free the loaded and stored syms bitmaps. Reset the escaped
23392 and callused solutions. Do not free addressable_vars.
23393 Remove memory-tag related code.
23394 (warn_uninitialized_var): Aliases are always available.
23395 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23396 * lambda-code.c (can_put_in_inner_loop): Adjust.
23397 (can_put_after_inner_loop): Likewise.
23398 (perfect_nestify): Likewise.
23399 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23400 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23401 (vectorizable_conversion): Do not mark symbols for renaming.
23402 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23403 (expand_call_inline): Unlink the calls virtual operands before
23405 (tree_function_versioning): Do not call update_ssa if we are not
23406 updating clones. Simplify.
23407 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23408 (propagate_with_phi): Likewise..
23409 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23410 clobber code. Assert we are not aliased or global.
23411 * tree-flow.h: Include tree-ssa-alias.h
23412 (enum escape_type): Remove.
23413 (struct mem_sym_stats_d): Likewise.
23414 (struct mem_ref_stats_d): Likewise.
23415 (struct gimple_df): Add vop member. Remove global_var,
23416 call_clobbered_vars, call_used_vars, addressable_vars,
23417 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23418 escaped and callused members.
23419 (struct ptr_info_def): Remove all members, add points-to solution
23421 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23422 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23423 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23424 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23425 (tree-ssa-alias.o): Likewise.
23426 (toplev.o): Add tree-ssa-alias.h
23427 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23428 * gimple.c (gimple_set_bb): Fix off-by-one error.
23429 (is_gimple_reg): Do not handle memory tags.
23430 (gimple_copy): Also copy virtual operands.
23431 Delay updating the statement. Do not reset loaded and stored syms.
23432 (gimple_set_stored_syms): Remove.
23433 (gimple_set_loaded_syms): Likewise.
23434 (gimple_call_copy_skip_args): Copy the virtual operands
23435 and mark the new statement modified.
23436 * tree-ssa-structalias.c (may_alias_p): Remove.
23437 (set_uids_in_ptset): Take the alias set to prune with as
23438 parameter. Fold in the alias test of may_alias_p.
23439 (compute_points_to_sets): Compute whether a ptr is dereferenced
23440 in a local sbitmap.
23441 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23442 other ADDRESSOF constraints on the lhs.
23443 (get_constraint_for_component_ref): Assert that we don't get
23444 ADDRESSOF constraints from the base of the reference.
23445 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23446 (struct variable_info): Remove collapsed_to member.
23447 (get_varinfo_fc): Remove.
23448 (new_var_info): Do not set collapsed_to.
23449 (dump_constraint): Do not follow cycles.
23450 (dump_constraint_graph): Likewise.
23451 (build_pred_graph): Likewise.
23452 (build_succ_graph): Likewise.
23453 (rewrite_constraints): Likewise.
23454 (do_simple_structure_copy): Remove.
23455 (do_rhs_deref_structure_copy): Remove.
23456 (do_lhs_deref_structure_copy): Remove.
23457 (collapse_rest_of_var): Remove.
23458 (do_structure_copy): Re-implement.
23459 (pta_stats): New global variable.
23460 (dump_pta_stats): New function.
23461 (struct constraint_expr): Make offset signed.
23462 (UNKNOWN_OFFSET): Define special value.
23463 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23464 (solution_set_expand): New helper function split out from ...
23465 (do_sd_constraint): ... here.
23466 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23467 (do_ds_constraint): Likewise.
23468 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23469 and CALLUSED = *CALLUSED.
23470 (set_union_with_increment): Make inc argument signed.
23471 (type_safe): Remove.
23472 (get_constraint_for_ptr_offset): Handle unknown and negative
23474 (first_vi_for_offset): Handle offsets before start. Bail
23475 out early for offsets beyond the variable extent.
23476 (first_or_preceding_vi_for_offset): New function.
23477 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23478 Together with ESCAPED = *ESCAPED this properly computes reachability.
23479 (find_what_var_points_to): New function.
23480 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23481 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23482 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23483 pt_solutions_intersect): New functions.
23484 (compute_call_used_vars): Remove.
23485 (compute_may_aliases): New main entry into PTA computation.
23486 * gimple.h (gimple_p): New typedef.
23487 (struct gimple_statement_base): Remove references_memory_p.
23488 (struct gimple_statement_with_memory_ops_base): Remove
23489 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23491 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23492 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23493 gimple_set_references_memory): Remove.
23494 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23495 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23497 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23498 (verify_expr): Allow RESULT_DECL.
23499 (gimple_duplicate_bb): Do not copy virtual operands.
23500 (gimple_duplicate_sese_region): Adjust.
23501 (gimple_duplicate_sese_tail): Likewise.
23502 (mark_virtual_ops_in_region): Remove.
23503 (move_sese_region_to_fn): Do not call it.
23504 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23505 and pass_simple_dse.
23506 (execute_function_todo): Handle TODO_update_address_taken,
23507 call execute_update_addresses_taken for TODO_rebuild_alias.
23508 (execute_todo): Adjust.
23509 (execute_one_pass): Init dump files early.
23510 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23512 (create_general_new_stmt): Clear vops.
23513 * tree-ssa-reassoc.c (get_rank): Adjust.
23514 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23515 symbols for renaming.
23516 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23517 (PARAM_AVG_ALIASED_VOPS): Likewise.
23518 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23519 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23520 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23521 (operand_build_cmp, copy_virtual_operands,
23522 create_ssa_artificial_load_stmt, add_to_addressable_set,
23523 gimple_add_to_addresses_taken): Remove public functions.
23524 (unlink_stmt_vdef): New function.
23526 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23528 * config.gcc (powerpc-*-linux*): Merge variants.
23530 2009-04-02 Chao-ying Fu <fu@mips.com>
23531 James Grosbach <james.grosbach@microchip.com>
23533 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23534 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23536 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23537 keep_interrupts_masked_p, use_debug_exception_return_p.
23538 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23539 keep_interrupts_masked, use_debug_exception_return.
23540 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23541 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23543 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23544 (mips_print_operand): Process COP0 registers to print $0 .. $31
23545 correctly for GAS to process.
23546 (mips_interrupt_extra_call_saved_reg_p): New function.
23547 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23549 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23550 (mips_compute_frame_info): Add supports for interrupt context that
23551 includes doubleword accumulators and COP0 registers.
23552 (mips_for_each_saved_acc): New function.
23553 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23554 mips_for_each_saved_reg.
23555 (mips_save_reg): Save accumulators.
23556 (mips_kernel_reg_p): A new for_each_rtx callback.
23557 (mips_expand_prologue): Support interrupt handlers.
23558 (mips_restore_reg): Restore accumulators.
23559 (mips_expand_epilogue): Support interrupt handlers.
23560 (mips_can_use_return_insn): Return false for interrupt handlers.
23561 (mips_epilogue_uses): New function.
23562 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23563 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23564 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23565 cop0_move): New instructions.
23566 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23567 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23569 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23571 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23572 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23573 interrupt handlers, we use K0 as the temporary register.
23574 (EPILOGUE_USES): Change to a function call.
23575 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23576 handlers, we use K0 as the temporary register.
23578 * doc/extend.texi (Function Attributes): Document interrupt,
23579 use_shadow_register_set, keep_interrupts_masked,
23580 use_debug_exception_return for MIPS attributes.
23582 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23584 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23585 Remove a number of t-files from tmake_file.
23586 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23587 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23588 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23589 target_prototype, not TARGET_PROTOTYPE.
23590 (LINK_OS_GNU_SPEC): Define.
23591 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23592 and darwin-ldoubdle.c.
23594 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23597 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23598 (cpp_options): Ditto.
23599 (default_compilers): Ditto.
23600 (display_help): Ditto.
23601 (process_command): Ditto.
23602 (do_spec_1): Ditto.
23603 (set_input): Use lbasename instead of duplicate code.
23604 (save_temps_prefix): New static for -save-temps=obj.
23605 (save_temps_length): Ditto.
23607 * doc/invoke.texi (-save-temps=obj): Document new variant to
23608 -save-temps switch.
23610 2009-04-02 Jeff Law <law@redhat.com>
23612 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23615 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23617 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23618 * configure: Regenerated.
23620 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23622 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23623 share the argument list.
23625 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23629 2009-02-12 Diego Novillo <dnovillo@google.com>
23631 * varpool.c (debug_varpool): New.
23632 * cgraph.h (debug_varpool): Declare.
23634 2009-04-02 Jan Hubicka <jh@suse.cz>
23636 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23639 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23641 * config/i386/i386.c (ix86_abi): Move initialization to ...
23642 (override_options): Here.
23644 2009-04-02 Christian Bruel <christian.bruel@st.com>
23646 * config/sh/sh.c (sh_dwarf_register_span): New function.
23647 (TARGET_DWARF_REGISTER_SPAN): Define.
23648 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23650 2009-04-02 Ira Rosen <irar@il.ibm.com>
23652 PR tree-optimization/39595
23653 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23654 interleaved loads group is not greater than the SLP group size.
23656 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23658 * builtins.c (is_builtin_name): New.
23659 (called_as_built_in): Use is_builtin_name.
23660 * tree.h (is_builtin_name): New.
23661 * varasm.c (incorporeal_function_p): Use is_builtin_name
23663 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23665 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23667 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23670 * c-decl.c (clone_underlying_type): Move this ...
23671 * c-common.c (set_underlying_type): ... here.
23672 Also, make sure the function properly sets TYPE_STUB_DECL() on
23673 the newly created typedef variant type.
23674 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23675 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23678 2009-04-02 Richard Guenther <rguenther@suse.de>
23680 PR tree-optimization/37221
23681 * tree-flow.h (degenerate_phi_result): Declare.
23682 * tree-ssa-dom.c (degenerate_phi_result): Export.
23683 * tree-scalar-evolution.c (analyze_initial_condition): If
23684 the initial condition is defined by a degenerate PHI node
23685 use the degenerate value.
23687 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23689 PR rtl-optimization/39588
23690 * combine.c (merge_outer_ops): Do not set the constant when this
23692 (simplify_shift_const_1): Do not modify it either in this case.
23694 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23696 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23697 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23699 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23702 * c-lex.c (interpret_float): Default (no suffix) is double.
23704 2009-04-1 Xinliang David Li <davidxl@google.com>
23706 * config/i386/i386.c (legitimate_constant_p): Recognize
23707 all one vector constant.
23709 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23711 * config/vax/vax.c: Add #includes to silence warnings.
23712 Change #include order to silence two warnings.
23714 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23716 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23717 (ASM_SPEC): Pass -k to the assembler for PIC code.
23719 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23721 * config.gcc: Add vax-*-linux* to the switch.
23722 * config/vax/linux.h: New file. (TARGET_VERSION,
23723 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23725 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23727 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23728 Use predicate macros instead of GET_CODE() == foo.
23729 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23730 ashlsi3, rotrsi3, <unnamed>): Likewise.
23732 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23734 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23735 jbbccihi, jbbccisi): Remova trailing whitespace.
23736 * config/vax/constraints.md: Likewise.
23737 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23738 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23739 * config/vax/predicates.md: Likewise.
23740 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23741 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23742 * config/vax/vax.h: Likewise.
23743 * config/vax/vax.md (nonlocal_goto): Likewise.
23745 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23747 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23748 (indirectable_address_p, adjacent_operands_p): Add spaces around
23750 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23752 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23754 * config/vax/vax.c (legitimate_constant_address_p,
23755 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23756 index_term_p, reg_plus_index_p, legitimate_address_p,
23757 vax_mode_dependent_address_p): Update comments to match functions
23758 modified by the recent int->bool conversion.
23760 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23762 * config/vax/builtins.md: Update copyright message.
23763 * config/vax/constraints.md: Likewise.
23764 * config/vax/netbsd-elf.h: Likewise.
23765 * config/vax/predicates.md: Likewise.
23766 * config/vax/vax-protos.h: Likewise.
23767 * config/vax/vax.c: Likewise.
23768 * config/vax/vax.h: Likewise.
23769 * config/vax/vax.md: Likewise.
23770 * config/vax/vax.opt: Likewise.
23772 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23774 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23775 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23776 * config/vax/constraints.md (B, R): Likewise.
23777 * config/vax/predicates.md (external_memory_operand,
23778 nonimmediate_addsub_di_operand): Likewise.
23779 * config/vax/vax.c (vax_output_int_add): Likewise.
23780 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23781 untyped_call): Likewise.
23783 2009-04-01 Matt Thomas <matt@3am-software.com>
23785 * config/vax/predicates.md: New file.
23786 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23787 external_const_operand, nonsymbolic_operand, external_memory_operand,
23788 indirect_memory_operand, indexed_memory_operand,
23789 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23790 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23792 * config/vax/constraints.md: New file.
23793 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23795 * config/vax/builtins.md: New file.
23796 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23797 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23799 * config/vax/vax.opt (mqmath): Add option.
23800 * config/vax/vax.md (isfx): Extend with DI.
23801 (VAXintQH, VAXintQHSD): Define.
23802 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23803 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23804 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23805 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23806 (movdi): Update constraints and use vax_output_int_move().
23807 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23808 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23809 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23810 nonlocal_goto): New.
23811 (mov<mode>): Extend accepted operand types.
23812 (subdi3_old): Rename from subdi3, change update constraints and use
23813 a new implementation.
23814 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23815 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23816 MOVE_RATIO, CLEAR_RATIO): Define.
23817 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23818 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23819 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23820 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23821 (split_quadword_operands): Make static and really allow variable
23823 (print_operand_address): Update for PIC generation.
23824 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23825 indexable_address_p, fixup_mathdi_operand,
23826 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23827 (vax_float_literal, legitimate_constant_p,
23828 indirectable_constant_address_p, index_term_p,
23829 reg_plus_index_p): Return bool instead of int.
23830 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23832 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23834 (vax_output_conditional_branch): Indent.
23835 (legitimate_constant_address_p, indirectable_constant_address_p,
23836 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23837 vax_mode_dependent_address_p): Return bool instead of int, update for
23839 * config/vax/vax-protos.h (legitimate_constant_address_p,
23840 legitimate_constant_p, legitimate_address_p,
23841 vax_mode_dependent_address_p): Change declaration to bool.
23842 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23843 vax_expand_addsub_di_operands, vax_output_int_subtract,
23844 vax_output_movmemsi): Declare.
23845 (split_quadword_operands, vax_float_literal): Delete declaration.
23846 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23847 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23848 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23849 ASM_OUTPUT_DWARF_PCREL): Define.
23850 (ASM_SPEC): Change definition to allow PIC generation.
23852 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23854 * doc/sourcebuild.texi: Update front-end requirements.
23856 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23859 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23860 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23861 (booldi3_internal3): Use boolean_or_operator instead of
23864 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23867 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23868 declarator whose size is not an integer constant expression but
23869 folds to an integer constant, then treat it as a constant
23872 2009-04-01 Richard Guenther <rguenther@suse.de>
23874 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23875 i * 4 + 2 to (i * 2 + 1) * 2.
23877 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23880 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23881 return if c_parser_asm_string_literal returned NULL.
23883 2009-04-01 Nick Clifton <nickc@redhat.com>
23885 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23887 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23888 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23889 other typedefs to avoid conflicts with libgcc2.c. Define labels
23890 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23892 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23893 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23896 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23898 * varasm.c (default_function_rodata_section): Declare DOT as
23901 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23902 Andrey Galkin <agalkin@hypercom.com>
23905 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23906 Make object_name unique for each process.
23908 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23911 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23912 addressable variables in the parallel that could go out of scope while
23913 running queued tasks.
23915 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23917 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23918 (CASE_VALUES_THRESHOLD): Redefine.
23919 * config/avr/avr.c (avr_override_options): Remove initialization of
23920 avr_case_values_threshold variable.
23921 (avr_case_values_threshold): Remove variable. Add new function.
23922 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23923 * config/avr/avr.opt (mno-tablejump): Remove option.
23924 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23926 2009-04-01 DJ Delorie <dj@redhat.com>
23928 * varasm.c (default_function_rodata_section): Don't assume
23929 anything about where the first '.' in the section name is.
23931 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23933 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23934 rs6000_emit_stack_tie.
23936 2009-03-31 Ian Lance Taylor <iant@google.com>
23938 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23939 gimple_code with GIMPLE_RESX, not RESX.
23941 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23943 * c-common.c (c_get_ident): New.
23944 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23946 2009-04-01 Ben Elliston <bje@au.ibm.com>
23948 * config/rs6000/sysv4.opt (msdata): Improve option description.
23950 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23952 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23953 (divdf3_internal_lat): Remove.
23954 (divxf3_internal_lat): Remove.
23955 (divxf3_internal_thr): Remove.
23956 (divxf): Use divxf3_internal.
23957 * config/ia64/div.md (divsf3_internal_lat): New.
23958 (divdf3_internal_lat): New.
23959 (divxf3_internal): New.
23961 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23964 * Makefile.in (USE_GCC_STDINT): Define.
23965 (stmp-int-hdrs): Install stdint.h if applicable.
23966 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23968 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23969 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23970 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23971 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23972 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23973 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23974 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23975 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23976 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23977 (c_common_nodes_and_builtins): Initialize
23978 underlying_wchar_type_node. Do not initialize
23979 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23980 nodes for new types.
23981 (c_stddef_cpp_builtins): Define macros for new types.
23982 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23984 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23985 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23986 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23987 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23988 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23989 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23990 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23991 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23992 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23993 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23994 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23995 int16_type_node, int32_type_node, int64_type_node,
23996 uint8_type_node, uint16_type_node, c_uint32_type_node,
23997 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23998 int_least32_type_node, int_least64_type_node,
23999 uint_least8_type_node, uint_least16_type_node,
24000 uint_least32_type_node, uint_least64_type_node,
24001 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24002 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24003 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24004 uintptr_type_node): Define.
24005 * c-cppbuiltin.c (builtin_define_constants,
24006 builtin_define_type_minmax): New.
24007 (builtin_define_stdint_macros): Define more macros.
24008 (c_cpp_builtins): Define more limit macros.
24009 (type_suffix): New.
24010 (builtin_define_type_max): Define in terms of
24011 builtin_define_type_minmax. Remove is_long parameter. All
24013 * config.gcc (use_gcc_stdint): Define.
24014 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24015 Add newlib-stdint.h for generic targets.
24016 * config/glibc-stdint.h, config/newlib-stdint.h,
24017 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24018 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24019 * config/score/score.h (UINTPTR_TYPE): Define.
24020 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24021 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24022 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24023 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24024 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24025 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24026 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24027 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24028 * config/spu/spu.h (STDINT_LONG32): Define.
24029 * configure.ac (use_gcc_stdint): Substitute.
24030 * configure: Regenerate.
24031 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24032 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24033 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24034 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24035 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24036 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24037 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24038 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24039 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24040 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24041 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24042 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24043 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24044 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24045 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24046 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24047 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24048 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24049 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24050 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24051 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24052 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24053 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24054 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24055 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24056 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24057 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24058 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24059 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24061 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24063 * loop-iv.c (suitable_set_for_replacement): Renamed from
24064 simplify_using_assignment; changed to return bool and to accept new
24065 args DEST and SRC. Return true iff we find a source/destination pair
24066 that can be used to make a replacement, and fill SRC and DEST if so.
24067 Remove arg ALTERED. Don't deal with altered regs here. All callers
24069 (simplify_using_initial_values): Deal with altered regs here and track
24070 more precisely the effect they have on the validity of our expression.
24072 * loop-iv.c (simplify_using_condition): A condition of the form
24073 (EQ REG CONST) can be used to simply make a substitution.
24074 (simplify_using_initial_values): Keep track of conditions we have seen
24075 and keep using them to simplify new expressions, while applying the
24076 same substitutions to them as to the expression.
24078 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24079 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24082 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24083 changed. Use this when trying to improve the upper bound.
24084 Generate the comparison by using simplify_gen_relational.
24086 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24088 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24090 (simplify_using_assignment, simplify_using_initial_values): Call
24091 replace_in_expr to make replacements. Call replace_single_def_regs
24092 once on the initial version of the expression.
24094 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24097 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24099 2009-03-31 Richard Guenther <rguenther@suse.de>
24101 PR middle-end/31029
24102 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24103 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24105 2009-03-31 Richard Guenther <rguenther@suse.de>
24107 * tree.h (div_if_zero_remainder): Declare.
24108 * fold-const.c (div_if_zero_remainder): Export.
24109 * tree-ssa-forwprop.c
24110 (forward_propagate_addr_into_variable_array_index): Handle
24111 constant array index addition outside of the variable index.
24113 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24116 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24117 define_splits, floatunssi<mode>2): Require x87 conversions from
24118 DImode to be permitted.
24120 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24122 PR preprocessor/15638
24123 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24125 2009-03-31 Richard Guenther <rguenther@suse.de>
24127 PR middle-end/23401
24128 PR middle-end/27810
24129 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24130 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24131 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24132 a separate statement.
24133 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24134 (lookup_tmp_var): Likewise.
24135 (is_gimple_formal_tmp_or_call_rhs): Remove.
24136 (is_gimple_reg_or_call_rhs): Rename to ...
24137 (is_gimple_reg_rhs_or_call): ... this.
24138 (is_gimple_mem_or_call_rhs): Rename to ...
24139 (is_gimple_mem_rhs_or_call): ... this.
24140 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24141 DECL_GIMPLE_REG_P only if is_formal is true.
24142 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24143 for non-proper post-modify expression gimplification.
24144 (gimplify_self_mod_expr): For post-modify expressions gimplify
24145 the lvalue to a minimal lvalue.
24146 (rhs_predicate_for): Remove formal temp case.
24147 (gimplify_modify_expr_rhs): Likewise.
24148 (gimplify_addr_expr): Use is_gimple_reg.
24149 (gimplify_expr): Remove formal temp cases.
24150 (gimple_regimplify_operands): Likewise.
24151 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24152 and FILTER_EXPR like constants.
24153 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24155 (is_gimple_formal_tmp_rhs): Remove.
24156 (is_gimple_reg_rhs): Remove special casing.
24157 (is_gimple_mem_rhs): Fix.
24158 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24159 (is_gimple_formal_tmp_var): Remove.
24160 (is_gimple_formal_tmp_reg): Likewise.
24161 (is_gimple_min_lval): Allow invariant component ref parts.
24162 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24163 is_gimple_formal_tmp_reg): Remove declarations.
24164 * tree-cfg.c (verify_expr): Verify that variables with address
24165 taken do not have DECL_GIMPLE_REG_P set.
24166 * tree-mudflap.c (mf_build_check_statement_for): Use
24167 force_gimple_operand instead of gimplify_expr.
24169 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24171 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24172 schedulable rows to compute_split_row.
24174 2009-03-31 Ben Elliston <bje@au.ibm.com>
24177 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24180 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24182 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24183 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24184 * configure: Regenerate.
24185 * config.in: Regenerate.
24186 * config/rs6000/rs6000.opt (mtls-markers): Add.
24187 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24188 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24189 (tls_ld_aix, tls_ld_sysv): Likewise.
24190 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24191 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24193 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24195 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24197 2009-03-30 Jan Hubicka <jh@suse.cz>
24199 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24201 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24202 detection and label handling.
24204 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24206 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24207 left_conflicts_size.
24208 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24209 ALLOCNO_LEFT_CONFLICTS_SIZE.
24211 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24212 remove_allocno_from_bucket_and_push,
24213 allocno_spill_priority_compare, push_allocnos_to_stack,
24214 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24215 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24216 (setup_allocno_left_conflicts_num): Ditto. Rename to
24217 setup_allocno_left_conflicts_size.
24218 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24219 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24220 setup_allocno_left_conflicts_size instead of
24221 setup_allocno_left_conflicts_num.
24223 * ira-build.c (ira_create_allocno): Use
24224 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24225 ALLOCNO_LEFT_CONFLICTS_NUM.
24227 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24229 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24230 instead of DF_LR_OUT.
24232 * ira-lives.c (process_bb_node_lives): Ditto.
24234 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24235 instead of DF_LR_{OUT,IN}.
24237 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24239 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24241 2009-03-30 Jan Hubicka <jh@suse.cz>
24243 * except.c (label_to_region_map): Fix thinko.
24245 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24247 PR middle-end/38237
24248 * tree.h (tree_find_value): New declaration.
24249 * tree.c (tree_find_value): New function.
24250 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24252 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24255 * c-decl.c (struct c_binding): Add locus field.
24256 (bind): Add locus argument, set locus field from it.
24257 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24258 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24259 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24260 implicitly_declare, undeclared_variable, lookup_label,
24261 declare_label, c_make_fname_decl, c_builtin_function,
24262 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24265 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24268 * config/i386/i386.c (classify_argument): Check total size of
24271 2009-03-30 Martin Jambor <mjambor@suse.cz>
24273 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24274 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24275 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24278 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24279 seen_variable_array_ref while also traversing a union.
24281 * tree-inline.c (optimize_inline_calls): Do not call
24282 cgraph_node_remove_callees.
24283 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24284 (pass_remove_cgraph_callee_edges): New variable.
24285 * passes.c (init_optimization_passes): Add
24286 pass_remove_cgraph_callee_edges after early inlining and before all
24287 late intraprocedural passes.
24289 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24291 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24293 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24294 Fix typos in names.
24296 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24298 * combine.c (simplify_comparison): Use have_insn_for.
24299 * dojump.c (do_jump): Likewise.
24301 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24303 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24304 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24305 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24306 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24307 instead of sparc_compare_emitted.
24308 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24309 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24310 instead of sparc_compare_emitted.
24312 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24314 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24315 enter/exit cfglayout mode.
24316 (pass_partition_block): Require it.
24317 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24318 (combine_instructions): Track basic blocks instead of labels.
24319 (update_cfg_for_uncondjump): New.
24320 (try_combine): Use it. Update jumps after rescanning.
24321 (pass_combine): Require PROP_cfglayout.
24322 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24324 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24326 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24327 Provide/destroy PROP_cfglayout respectively.
24328 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24329 * tree-pass.h (PROP_cfglayout): New.
24331 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24333 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24334 fold_convert_const_fixed_from_fixed,
24335 fold_convert_const_fixed_from_int,
24336 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24337 set TREE_CONSTANT_OVERFLOW.
24338 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24339 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24341 2009-03-30 Ira Rosen <irar@il.ibm.com>
24343 * tree-vect-loop-manip.c: New file.
24344 * tree-vectorizer.c: Update documentation and included files.
24345 (vect_loop_location): Make extern.
24346 (rename_use_op): Move to tree-vect-loop-manip.c
24347 (rename_variables_in_bb, rename_variables_in_loop,
24348 slpeel_update_phis_for_duplicate_loop,
24349 slpeel_update_phi_nodes_for_guard1,
24350 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24351 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24352 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24353 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24354 find_loop_location): Likewise.
24355 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24356 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24357 get_vectype_for_scalar_type, vect_is_simple_use,
24358 supportable_widening_operation, supportable_narrowing_operation):
24360 (bb_in_loop_p): Move to tree-vect-loop.c.
24361 (new_loop_vec_info, destroy_loop_vec_info,
24362 reduction_code_for_scalar_code, report_vect_op,
24363 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24364 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24365 (vect_supportable_dr_alignment): Likewise.
24366 * tree-vectorizer.h (tree-data-ref.h): Include.
24367 (vect_loop_location): Declare.
24368 Reorganize function declarations according to the new file structure.
24369 * tree-vect-loop.c: New file.
24370 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24371 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24372 * tree-vect-data-refs.c: New file.
24373 * tree-vect-patterns.c (timevar.h): Don't include.
24374 * tree-vect-stmts.c: New file.
24375 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24376 tree-vect-slp.c, tree-vect-loop.c.
24377 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24378 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24379 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24380 (tree-vect-analyze.o): Remove.
24381 (tree-vect-transform.o): Likewise.
24382 (tree-vect-data-refs.o): Add rule.
24383 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24384 tree-vect-slp.o): Likewise.
24385 (tree-vect-patterns.o): Remove redundant dependencies.
24386 (tree-vectorizer.o): Likewise.
24387 * tree-vect-slp.c: New file.
24389 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24391 * optc-gen.awk: Warn if an option flag has multiple different
24394 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24396 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24397 -floop-block): Document dependences on PPL, CLooG and Graphite.
24399 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24401 PR rtl-optimization/323
24402 * c-common.c (c_fully_fold, convert_and_check,
24403 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24404 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24405 * c-common.def (EXCESS_PRECISION_EXPR): New.
24406 * c-cppbuiltin.c (builtin_define_float_constants): Define
24407 constants with enough digits for long double.
24408 * c-lex.c (interpret_float): Interpret constant with excess
24409 precision where appropriate.
24410 * c-opts.c (c_common_post_options): Set
24411 flag_excess_precision_cmdline. Give an error for
24412 -fexcess-precision=standard for C++ for processors where the
24413 option is significant.
24414 * c-parser.c (c_parser_conditional_expression): Handle excess
24415 precision in condition.
24416 * c-typeck.c (convert_arguments): Handle arguments with excess
24418 (build_unary_op): Move excess precision outside operation.
24419 (build_conditional_expr): Likewise.
24420 (build_compound_expr): Likewise.
24421 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24422 (build_modify_expr): Handle excess precision in RHS.
24423 (convert_for_assignment): Handle excess precision in converted
24425 (digest_init, output_init_element, process_init_element): Handle
24426 excess precision in initializer.
24427 (c_finish_return): Handle excess precision in return value.
24428 (build_binary_op): Handle excess precision in operands and add
24429 excess precision as needed for operation.
24430 * common.opt (-fexcess-precision=): New option.
24431 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24432 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24433 For standard excess precision, output explicit conversion to and
24434 truncation from XFmode.
24435 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24436 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24437 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24438 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24439 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24440 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24441 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24442 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24443 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24444 define_splits, sqrt<mode>2): Disable where appropriate for
24445 standard excess precision.
24446 * convert.c (convert_to_real): Do not shorten arithmetic to type
24447 for which excess precision would be used.
24448 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24449 * doc/invoke.texi (-fexcess-precision=): Document option.
24450 (-mfpmath=): Correct index entry.
24451 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24452 flag_excess_precision): New.
24453 * langhooks.c (lhd_post_options): Set
24454 flag_excess_precision_cmdline.
24455 * opts.c (common_handle_option): Handle -fexcess-precision=.
24456 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24457 init_excess_precision): New.
24458 (lang_dependent_init_target): Call init_excess_precision.
24459 * tree.c (excess_precision_type): New.
24460 * tree.h (excess_precision_type): Declare.
24462 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24465 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24466 non-lvalue to component.
24468 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24470 PR preprocessor/34695
24471 * Makefile.in (c-opts.o): Depend on c-tree.h.
24472 * c-common.c: Move down include of diagnostic.h.
24473 (done_lexing, c_cpp_error): New.
24474 * c-common.h (done_lexing): Declare.
24475 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24477 * c-opts.c: Include c-tree.h.
24478 (c_common_init_options): Set preprocessor error callback.
24479 (c_common_handle_option): Do not set preprocessor
24480 inhibit_warnings, warnings_are_errors, warn_system_headers,
24481 pedantic_errors or inhibit_warnings flags.
24482 (c_common_post_options): Do not check cpp_errors (parse_in).
24483 (c_common_finish): Do not output dependencies if there were
24484 errors. Do not check return value of cpp_finish.
24485 * c-ppoutput.c (pp_file_change): Set input_location.
24486 * c-tree.h (c_cpp_error): Declare.
24487 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24489 (diagnostic_build_prefix): Check override_column.
24490 * diagnostic.h (diagnostic_info): Add override_column field.
24491 (diagnostic_override_column): Define.
24493 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24495 * c-common.c (c_expand_expr, c_staticp): Remove.
24496 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24497 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24498 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24499 * c-gimplify.c (gimplify_compound_literal_expr,
24500 optimize_compound_literals_in_ctor): Remove.
24501 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24502 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24503 * c-semantics.c (emit_local_var): Remove.
24505 * langhooks-def.h (lhd_expand_expr): Remove.
24506 * langhooks.c (lhd_expand_expr): Remove.
24507 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24509 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24510 handling from c-semantics.c; don't call into langhook.
24511 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24512 * gimplify.c (gimplify_compound_literal_expr,
24513 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24514 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24515 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24516 as was done in c-gimplify.c.
24517 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24518 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24519 Move from c-common.h.
24520 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24522 * tree.c (staticp): Do not call langhook.
24523 * langhooks.c (lhd_staticp): Delete.
24524 * langhooks-def.h (lhd_staticp): Delete prototype.
24525 (LANG_HOOKS_STATICP): Delete.
24526 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24528 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24529 instead of DECL_STMTs.
24531 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24539 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24541 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24542 contained expression.
24543 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24544 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24545 conditional expressions for C.
24546 (decl_constant_value_for_optimization): Move from
24547 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24548 whether optimizing and that the expression is a VAR_DECL not of
24549 array type instead of doing such checks in the caller. Do not
24550 check pedantic. Call gcc_unreachable for C++.
24551 * c-common.def (C_MAYBE_CONST_EXPR): New.
24552 * c-common.h (c_fully_fold, c_save_expr,
24553 decl_constant_value_for_optimization): New prototypes.
24554 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24555 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24556 EXPR_INT_CONST_OPERANDS): Define.
24557 * c-convert.c (convert): Strip nops from expression.
24558 * c-decl.c (groktypename): Take extra parameters expr and
24559 expr_const_operands. Update call to grokdeclarator.
24560 (start_decl): Update call to grokdeclarator. Add statement for
24561 expressions used in type of decl.
24562 (grokparm): Update call to grokdeclarator.
24563 (push_parm_decl): Update call to grokdeclarator.
24564 (build_compound_literal): Add parameter non_const and build a
24565 C_MAYBE_COSNT_EXPR if applicable.
24566 (grokdeclarator): Take extra parameters expr and
24567 expr_const_operands. Track expressions used in declaration
24568 specifiers and declarators. Fold array sizes and track whether
24569 they are constant expressions and whether they are integer
24570 constant expressions.
24571 (parser_xref_tag): Set expr and expr_const_operands fields in
24573 (grokfield): Update call to grokdeclarator.
24574 (start_function): Update call to grokdeclarator.
24575 (build_null_declspecs): Set expr and expr_const_operands fields in
24577 (declspecs_add_type): Handle expressions in typeof specifiers.
24578 * c-parser.c (c_parser_declspecs): Set expr and
24579 expr_const_operands fields for declaration specifiers.
24580 (c_parser_enum_specifier): Likewise.
24581 (c_parser_struct_or_union_specifier): Likewise.
24582 (c_parser_typeof_specifier): Likewise. Update call to
24583 groktypename. Fold expression as needed. Return expressions with
24584 type instead of adding statements.
24585 (c_parser_attributes): Update calls to c_parser_expr_list.
24586 (c_parser_statement_after_labels): Fold expression before passing
24587 to objc_build_throw_stmt.
24588 (c_parser_condition): Fold expression.
24589 (c_parser_asm_operands): Fold expression.
24590 (c_parser_conditional_expression): Use c_save_expr. Update call
24591 to build_conditional_expr.
24592 (c_parser_alignof_expression): Update call to groktypename.
24593 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24594 original_code. Fold expression argument of va_arg. Create
24595 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24596 argument to va_arg. Update calls to groktypename. Fold array
24597 index for offsetof. Verify that first argument to
24598 __builtin_choose_expr has integer type.
24599 (c_parser_postfix_expression_after_paren_type): Update calls to
24600 groktypename and build_compound_literal. Handle expressions with
24601 side effects in type name.
24602 (c_parser_postfix_expression_after_primary): Update call to
24603 c_parser_expr_list. Set original_code for calls to
24604 __builtin_constant_p.
24605 (c_parser_expr_list): Take extra parameter fold_p. Fold
24606 expressions if requested.
24607 (c_parser_objc_type_name): Update call to groktypename.
24608 (c_parser_objc_synchronized_statement): Fold expression.
24609 (c_parser_objc_receiver): Fold expression.
24610 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24611 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24612 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24613 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24614 (struct c_typespec): Add elements expr and expr_const_operands.
24615 (struct c_declspecs): Add elements expr and expr_const_operands.
24616 (groktypename, build_conditional_expr, build_compound_literal):
24618 (in_late_binary_op): Declare.
24619 * c-typeck.c (note_integer_operands): New function.
24620 (in_late_binary_op): New variable.
24621 (decl_constant_value_for_broken_optimization): Move to c-common.c
24622 and rename to decl_constant_value_for_optimization.
24623 (default_function_array_conversion): Do not strip nops.
24624 (default_conversion): Do not call
24625 decl_constant_value_for_broken_optimization.
24626 (build_array_ref): Do not fold result.
24627 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24628 result when operand is a VLA.
24629 (c_expr_sizeof_type): Update call to groktypename. Handle
24630 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24631 result when operand names a VLA type.
24632 (build_function_call): Update call to build_compound_literal.
24633 Only fold result for calls to __builtin_* functions. Strip
24634 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24635 the function designator.
24636 (convert_arguments): Fold arguments. Update call to
24637 convert_for_assignment.
24638 (build_unary_op): Handle increment and decrement of
24639 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24640 decrement earlier. Fold operand of increment and decrement.
24641 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24642 built for integer operand. Wrap returns that are INTEGER_CSTs
24643 without being integer constant expressions or that have integer
24644 constant operands without being INTEGER_CSTs.
24645 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24646 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24647 result is an integer constant expression or can be used in
24648 unevaluated parts of one and avoid folding and wrap as
24649 appropriate. Fold operands before possibly doing -Wsign-compare
24651 (build_compound_expr): Wrap result for C99 if operands can be used
24652 in integer constant expressions.
24653 (build_c_cast): Update call to digest_init. Do not ignore
24654 overflow from casting floating-point constants to integers. Wrap
24655 results that could be confused with integer constant expressions,
24656 null pointer constants or floating-point constants.
24657 (c_cast_expr): Update call to groktypename. Handle expressions
24658 included in type name.
24659 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24660 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24661 Update calls to convert_for_assignment.
24662 (convert_for_assignment): Take new parameter
24663 null_pointer_constant. Do not strip nops or call
24664 decl_constant_value_for_broken_optimization. Set
24665 in_late_binary_op for conversions to boolean.
24666 (store_init_value): Update call to digest_init.
24667 (digest_init): Take new parameter null_pointer_constant. Do not
24668 call decl_constant_value_for_broken_optimization. pedwarn for
24669 initializers not constant expressions. Update calls to
24670 convert_for_assignment.
24671 (constructor_nonconst): New.
24672 (struct constructor_stack): Add nonconst element.
24673 (really_start_incremental_init, push_init_level, pop_init_level):
24674 Handle constructor_nonconst and nonconst element.
24675 (set_init_index): Call constant_expression_warning for array
24677 (output_init_element): Fold value. Set constructor_nonconst as
24678 applicable. pedwarn for initializers not constant expressions.
24679 Update call to digest_init. Call constant_expression_warning
24680 where constant initializers are required.
24681 (process_init_element): Use c_save_expr.
24682 (c_finish_goto_ptr): Fold expression.
24683 (c_finish_return): Fold return value. Update call to
24684 convert_for_assignment.
24685 (c_start_case): Fold switch expression.
24686 (c_process_expr_stmt): Fold expression.
24687 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24688 ensure statement expression is not evaluated in constant expression.
24689 (build_binary_op): Track whether results are integer constant
24690 expressions or may occur in such, disable folding and wrap results
24691 as applicable. Fold operands for -Wsign-compare warnings unless
24693 (c_objc_common_truthvalue_conversion): Handle results folded to
24694 integer constants that are not integer constant expressions.
24695 * doc/extend.texi: Document when typeof operands are evaluated,
24696 that condition of __builtin_choose_expr is an integer constant
24697 expression, and more about use of __builtin_constant_p in
24700 2009-03-29 Richard Guenther <rguenther@suse.de>
24702 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24703 propagate addresses of array references.
24705 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24707 * regmove.c (perhaps_ends_bb_p): Remove.
24708 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24709 from INSN and check that the main loop stays within that basic block.
24710 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24711 (regmove_forward_pass): Split out from regmove_optimize. Use
24712 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24713 (regmove_backward_pass): Split out from regmove_optimize. Use
24714 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24715 (regmove_optimize): Simplify.
24717 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24720 * config/i386/i386.c (classify_argument): Ignore flexible array
24721 member in struct and warn ABI change.
24723 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24725 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24727 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24728 (ix86_adjust_cost): Updated.
24730 2009-03-29 Jan Hubicka <jh@suse.cz>
24732 PR middle-end/28850
24733 * tree-pass.h (pass_cleanup_eh): New function.
24734 (remove_unreachable_regions): Break code handling RTL
24735 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24736 that can not be reached by runtime.
24737 (can_be_reached_by_runtime): New function.
24738 (label_to_region_map): New function.
24739 (num_eh_regions): New function.
24740 (rtl_remove_unreachable_regions): New function.
24741 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24742 (remove_eh_region): New function.
24743 * except.h: Include sbitmap and vecprim.
24744 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24745 num_eh_regions): Declare.
24746 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24747 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24748 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24749 (tree_empty_eh_handler_p): New function.
24750 (cleanup_empty_eh): New function.
24751 (cleanup_eh): New function.
24752 (pass_cleanup_eh): New function.
24754 2009-03-29 Jan Hubicka <jh@suse.cz>
24756 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24757 for removed regions.
24759 2009-03-29 Jan Hubicka <jh@suse.cz>
24761 * except.c (dump_eh_tree): Dump all datastructures.
24763 2009-03-29 Jan Hubicka <jh@suse.cz>
24765 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24766 (duplicate_eh_regions_1): Likewise.
24767 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24768 vector; call EH verification.
24769 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24770 Be ready for region being removed.
24772 2009-03-29 Jan Hubicka <jh@suse.cz>
24774 * bitmap.c (bitmap_last_set_bit): New function.
24775 * bitmap.h (bitmap_last_set_bit): Declare.
24777 2009-03-29 David Ayers <ayers@fsfe.org>
24780 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24781 by calling objc_compare_types and surpress warnings about
24782 incompatible C pointers that are compatible ObjC pointers.
24784 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24786 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24787 call initialize_inline_failed.
24788 (initialize_inline_failed): Move it from here ...
24789 * cgraph.c (initialize_inline_failed): ... to here.
24790 (cgraph_create_edge): Call initialize_inline_failed rather than
24791 setting inline_failed directly.
24793 2009-03-29 Ben Elliston <bje@au.ibm.com>
24796 * sysv4.opt (msdata): Improve comment.
24797 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24798 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24800 2009-03-29 Ben Elliston <bje@au.ibm.com>
24803 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24804 load and store attributes.
24806 2009-03-29 Ben Elliston <bje@au.ibm.com>
24808 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24809 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24810 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24811 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24812 __builtin_infq and __builtin_huge_valq.
24814 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24816 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24818 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24819 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24821 2009-03-28 Xinliang David Li <davidxl@google.com>
24823 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24824 (do_dbg_cnt): New function.
24826 2009-03-28 Jan Hubicka <jh@suse.cz>
24828 Merge from pretty-ipa:
24830 2009-03-27 Jan Hubicka <jh@suse.cz>
24832 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24833 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24834 * passes.c (function_called_by_processed_nodes_p): New.
24835 * ipa-pure-const.c (check_call): Fix handling of operands.
24836 (analyze_function): Dump debug output for skipped bodies.
24837 (local_pure_const): Use function_called_by_processed_nodes_p.
24838 * dwarf2out.c (reference_to_unused): Use output.
24839 * passes.c (do_per_function_toporder): Likewise.
24841 2008-11-12 Jan Hubicka <jh@suse.cz>
24843 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24844 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24845 state_set_in_source enum
24846 (check_decl): Ignore memory tags; do not set fake looping flags;
24848 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24849 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24850 (check_call, analyze_function): Rewrite.
24852 (add_new_function): Update call of analyze_function.
24853 (generate_summary): Add call of analyze_function.
24854 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24855 (local_pure_const): New function.
24856 (pass_local_pure_const): New pass.
24857 * ipa-inline.c (inline_transform): Set after_inlining.
24858 * tree-eh.c (stmt_can_throw_external): New.
24859 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24860 work with aliasing built.
24861 * tree-flow.h (stmt_can_throw_external): New.
24862 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24863 and local pure/const pass in early and late optimization queue.
24865 2009-03-28 Martin Jambor <mjambor@suse.cz>
24867 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24869 (fold_binary): Allow function decl aligment consideration is the
24870 second argument is integer constant one.
24871 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24872 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24873 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24875 2009-03-28 Jan Hubicka <jh@suse.cz>
24877 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24878 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24879 * function.h (rtl_data): Add nothrow flag.
24880 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24881 set DECL_NOTHROW for AVAILABLE functions.
24883 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24885 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24886 following vector keyword has expansion starting with pixel or bool
24887 keyword, expand vector to __vector and pixel or bool to __pixel or
24891 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24892 warn_if_disallowed_function_p): Removed.
24893 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24894 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24895 warning_if_disallowed_function_p.
24896 * flags.h (warn_if_disallowed_function_p,
24897 warn_disallowed_functions): Removed.
24898 * common.opt (Wdisallowed-function-list=): Removed.
24899 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24901 2009-03-28 Richard Guenther <rguenther@suse.de>
24903 PR tree-optimization/38723
24904 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24907 2009-03-28 Jan Hubicka <jh@suse.cz>
24909 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24910 test introduced by my previous patch.
24912 2009-03-28 Richard Guenther <rguenther@suse.de>
24914 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24915 the PHIs value undefined.
24917 2009-03-28 Jan Hubicka <jh@suse.cz>
24919 * tree-pass.h (pass_fixup_cfg): New pass.
24920 * ipa-inline.c (inline_transform): Set
24921 always_inline_functions_inlined/after_inlining.
24922 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24923 (pass_fixup_cfg): New pass.
24924 * passes.c (init_optimization_passes): Add fixup_cfg.
24926 2009-03-28 Richard Guenther <rguenther@suse.de>
24928 PR tree-optimization/38458
24929 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24930 argument use the arguments copy-of value.
24932 2009-03-28 Richard Guenther <rguenther@suse.de>
24934 PR tree-optimization/38180
24935 * tree-ssa-ccp.c (get_default_value): Simplify.
24936 (likely_value): Likewise.
24937 (surely_varying_stmt_p): Properly handle VOP case.
24938 (ccp_initialize): Likewise.
24939 (ccp_fold): Handle propagating through *&.
24940 (fold_const_aggregate_ref): Also handle decls.
24942 2009-03-28 Jan Hubicka <jh@suse.cz>
24944 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24945 * cgraph.h (cgraph_node): Likewise.
24946 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24947 (cgraph_reset_node): Use process flag.
24948 (cgraph_mark_functions_to_output): Likewise.
24949 (cgraph_expand_function): Likewise.
24950 (cgraph_expand_all_functions): Likewise.
24951 (cgraph_output_in_order): Likewise.
24952 * dwarf2out.c (reference_to_unused): Likewise.
24953 * passes.c do_per_function_toporder): Likewise.
24955 2009-03-28 Jan Hubicka <jh@suse.cz>
24957 Bring from lto-branch:
24959 2008-09-03 Doug Kwan <dougkwan@google.com>
24961 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24962 enums instead of reason strings.
24963 * cgraph.c (cgraph_create_edge): Same.
24964 (cgraph_inline_failed_string): New function.
24965 * cgraph.h (cgraph_inline_failed_t): New enum type.
24966 (cgraph_inline_failed_string): New prototype.
24967 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24968 char pointer to cgraph_inline_failed_t.
24969 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24970 (cgraph_default_inline_p): Ditto.
24971 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24972 to cgraph_inline_failed_t pointer.
24973 * cif-code.def: New file.
24974 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24976 (cgraph_check_inline_limits): Change type of REASON to pointer to
24977 cgraph_inline_failed_t. Replace reason strings with enums.
24978 (cgraph_default_inline_p): Ditto.
24979 (cgraph_recursive_inlining_p): Ditto.
24980 (update_caller_keys): Change type of FAILED_REASON to
24981 cgraph_inline_failed_t.
24982 (cgraph_set_inline_failed): Change type of REASON to pointer to
24983 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24984 convert enums to strings for text output.
24985 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24986 to be of type cgraph_inline_failed_t. Replace reason strings with
24987 enums. Call cgraph_inline_failed_string to covert enums
24988 to strings for text output.
24989 (cgraph_decide_inlining): Replace reason strings with enums.
24990 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24991 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24993 * tree-inline.c (expand_call_inline): Change type of REASON
24994 to cgraph_inline_failed_t. Replace reason strings with enums.
24995 Call cgraph_inline_failed_string for text output.
24996 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24999 2009-03-28 Jan Hubicka <jh@suse.cz>
25001 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25002 cgraph_clone_node): Remove master clone handling.
25003 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25004 * cgraph.h (master_clone): Remove.
25005 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25006 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25007 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25009 2009-03-28 Jan Hubicka <jh@suse.cz>
25011 * cgraph.c (cgraph_function_body_availability): Functions declared
25012 inline are always safe to assume that it is not going to be replaced.
25014 2009-03-28 Richard Guenther <rguenther@suse.de>
25016 PR tree-optimization/38513
25017 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25018 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25019 EXC_PTR_EXPR and FILTER_EXPR.
25020 (get_ref_from_reference_ops): Likewise.
25022 2009-03-28 Richard Guenther <rguenther@suse.de>
25024 PR tree-optimization/38968
25025 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25026 Use FLOOR_MOD_EXPR to compute misalignment.
25028 2009-03-28 Richard Guenther <rguenther@suse.de>
25030 PR tree-optimization/37795
25031 * tree.h (combine_comparisons): Declare.
25032 * fold-const.c (combine_comparisons): Export.
25033 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25035 (ifcombine_iforif): Use combine_comparisons.
25037 2009-03-28 Jan Hubicka <jh@suse.cz>
25039 * tree-eh.c (inlinable_call_p): New function.
25040 (make_eh_edges): Use it.
25041 (verify_eh_edges): Use it.
25042 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25043 * except.c (reachable_next_level): Add inlinable_function argument
25044 (sjlj_find_directly_reachable_regions): Update.
25045 (add_reachable_handler): Do not set saw_any_handlers.
25046 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25047 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25048 Add new inlinable call parameter.
25049 (can_throw_internal, can_throw_external): Update.
25050 * except.h (can_throw_internal_1, can_throw_external_1,
25051 foreach_reachable_handler): Update declaration.
25053 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25055 * config/arm/t-arm-coff, config/h8300/coff.h,
25056 config/i386/i386-aout.h, config/i386/i386-coff.h,
25057 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25058 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25059 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25060 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25061 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25062 sys-types.h: Remove.
25063 * Makefile.in: Remove protoize and fixproto support and references
25065 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25066 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25068 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25069 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25070 unprotoize$(exeext).
25071 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25072 (.PHONY): Don't depend on proto.
25073 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25074 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25075 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25076 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25077 build/gen-protos.o, build/scan.o, xsys-protos.h,
25078 build/fix-header$(build_exeext), build/fix-header.o,
25079 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25080 stmp-install-fixproto): Remove.
25081 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25082 SYSCALLS.c or fixproto files.
25083 (install-common): Don't install protoize.
25084 (install-headers-tar, install-headers-cpio, install-headers-cp):
25085 Don't depend on $(STMP_FIXPROTO).
25086 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25087 install fixproto files or write out fixproto settings.
25088 (uninstall): Don't uninstall protoize.
25089 * config.gcc (use_fixproto): Remove.
25090 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25091 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25092 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25093 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25094 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25095 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25096 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25097 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25098 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25099 * config/t-vxworks (STMP_FIXPROTO): Remove.
25100 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25101 STMP_FIXPROTO): Remove.
25102 * config.in, configure: Regenerate.
25103 * crtstuff.c (gid_t, uid_t): Don't undefine.
25104 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25105 (arm-*-coff, arm-*-aout: Remove target entries.
25106 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25107 Remove mention of AIX 4.1.
25108 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25109 * doc/invoke.texi (Running Protoize): Remove.
25110 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25111 (Protoize Caveats): Remove.
25112 * tsystem.h: Update comments on headers assumed to exist.
25114 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25116 * genautomata.c: Add a new year to the copyright. Add a new
25118 (struct insn_reserv_decl): Add comments for member bypass_list.
25119 (find_bypass): Remove.
25120 (insert_bypass): New.
25121 (process_decls): Use insert_bypass.
25122 (output_internal_insn_latency_func): Output all bypasses with the
25123 same input insn in one switch case.
25125 * rtl.def (define_bypass): Describe bypass choice.
25126 * doc/md.texi (define_bypass): Ditto.
25128 2009-03-27 Richard Guenther <rguenther@suse.de>
25130 * gimplify.c (mark_addressable): Export.
25131 * tree-flow.h (mark_addressable): Declare.
25132 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25133 * tree-ssa.c (verify_phi_args): Verify that address taken
25134 variables have TREE_ADDRESSABLE set.
25136 2009-03-27 Richard Guenther <rguenther@suse.de>
25138 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25139 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25140 Do not mark decls TREE_ADDRESSABLE.
25141 (build_fold_addr_expr): Adjust.
25142 (fold_addr_expr): Remove.
25143 (fold_unary): Use build_fold_addr_expr.
25144 (fold_comparison): Likewise.
25145 (split_address_to_core_and_offset): Likewise.
25146 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25148 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25149 (gimplify_modify_expr_to_memcpy): Mark source and destination
25151 * omp-low.c (create_omp_child_function): Mark the object decl
25153 (lower_rec_input_clauses): Mark the var we take the address of
25155 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25157 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25159 PR middle-end/39315
25160 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25161 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25163 2009-03-27 Richard Guenther <rguenther@suse.de>
25165 PR tree-optimization/39120
25166 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25168 (handle_lhs_call): Process return constraints. Add escape
25169 constraints if necessary.
25170 (handle_const_call): Fill out return constraints. Make nested
25171 case more precise. Avoid consttmp if possible.
25172 (handle_pure_call): Fill out return constraints. Avoid
25173 callused if possible.
25174 (find_func_aliases): Simplify call handling.
25176 2009-03-27 Richard Guenther <rguenther@suse.de>
25178 PR tree-optimization/39120
25179 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25180 as a representative.
25181 (solve_graph): Do propagate CALLUSED.
25182 (handle_pure_call): Use a scalar constraint from CALLUSED for
25184 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25187 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25190 * c-common.c (handle_aligned_attribute): Properly check alignment
25191 overflow. Use (1U << i) instead of (1 << i).
25193 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25195 * expr.h (get_mem_align_offset): Updated.
25197 * tree.h (tree_decl_common): Change align to "unsigned int" and
25198 move it before pointer_alias_set.
25200 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25201 Jakub Jelinek <jakub@redhat.com>
25204 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25205 gr_register_operand with gr_reg_or_0_operand.
25206 (cmpxchg_rel_di): Likewise.
25207 (sync_lock_test_and_set<mode>): Likewise.
25209 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25211 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25212 (true_regnum): Likewise.
25214 * rtlanal.c (subreg_info): Moved to ...
25215 * rtl.h (subreg_info): Here. New.
25216 (subreg_get_info): New.
25218 * rtlanal.c (subreg_get_info): Make it extern.
25220 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25223 * config/i386/i386.c (ix86_abi): New.
25224 (override_options): Handle -mabi=.
25225 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25226 (ix86_call_abi_override): Likewise.
25227 (init_cumulative_args): Likewise.
25228 (function_arg_advance): Likewise.
25229 (function_arg_64): Likewise.
25230 (function_arg): Likewise.
25231 (ix86_pass_by_reference): Likewise.
25232 (ix86_function_value_regno_p): Likewise.
25233 (ix86_build_builtin_va_list_abi): Likewise.
25234 (setup_incoming_varargs_64): Likewise.
25235 (is_va_list_char_pointer): Likewise.
25236 (ix86_init_machine_status): Likewise.
25237 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25238 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25239 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25240 (ix86_function_abi): Make it static and return enum calling_abi.
25241 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25243 (ix86_fn_abi_va_list): Updated.
25245 * config/i386/i386.h (ix86_abi): New.
25246 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25247 (CONDITIONAL_REGISTER_USAGE): Likewise.
25248 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25249 (machine_function): Likewise.
25251 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25253 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25254 (STACK_BOUNDARY): Likewise.
25255 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25257 * config/i386/i386.opt (mabi=): New.
25259 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25260 return enum calling_abi.
25261 (ix86_function_type_abi): Likewise.
25262 (ix86_function_abi): Removed.
25264 * doc/invoke.texi: Document -mabi= option for x86.
25266 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25268 * builtins.c (real_dconstp): Delete.
25269 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25271 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25272 Jakub Jelinek <jakub@redhat.com>
25275 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25276 (gen_subprogram_die): When a function is explicit, generate the
25277 DW_AT_explicit attribute.
25278 * langhooks.h (struct lang_hooks_for_decls): Add
25279 function_decl_explicit_p langhook.
25280 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25281 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25283 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25285 * builtins.c (fold_builtin_memory_op): Optimize memmove
25286 into memcpy if we can prove source and destination don't overlap.
25288 * tree-inline.c: Include gt-tree-inline.h.
25289 (clone_fn_id_num): New variable.
25290 (clone_function_name): New function.
25291 (tree_function_versioning): Use it.
25292 * Makefile.in (GTFILES): Add tree-inline.c.
25294 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25296 * BASE-VER: Change to 4.5.0.
25298 2009-03-27 Xinliang David Li <davidxl@google.com>
25300 PR tree-optimization/39557
25301 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25303 2009-03-27 Xinliang David Li <davidxl@google.com>
25305 PR tree-optimization/39548
25306 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25309 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25311 * c-common.c (pointer_int_sum): Use %wd on return from
25314 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25316 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25317 on return from tree_low_cst.
25319 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25322 * ginclude/stdarg.h (va_copy): Define also for
25323 __GXX_EXPERIMENTAL_CXX0X__.
25325 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25328 * builtins.h (c_strlen): Do not warn here.
25329 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25330 * c-common.c (pointer_int_sum): Take an explicit location.
25331 Warn about offsets out of bounds.
25332 * c-common.h (pointer_int_sum): Adjust declaration.
25334 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25336 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25339 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25342 * opts.c (warn_if_disallowed_function_p): Don't assume
25343 get_callee_fndecl must return non-NULL.
25345 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25347 PR rtl-optimization/39522
25348 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25349 when reg_reloaded_valid is set.
25351 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25353 * config/spu/divv2df3.c: New file.
25354 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25355 (DPBIT_FUNCS): Filter out _div_df.
25357 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25359 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25360 a jump insn, count that jump in the distance to the loop start.
25362 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25365 * config/sh/sh.c (calc_live_regs): Fix condition for global
25366 registers except PIC_OFFSET_TABLE_REGNUM.
25368 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25371 * doc/invoke.texi (-mconsole): New.
25373 (-mno-cygwin): New.
25375 (-mnop-fun-dllimport): New.
25379 (sub section "i386 and x86-64 Windows Options"): New.
25381 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25383 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25384 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25386 2009-03-25 Richard Guenther <rguenther@suse.de>
25388 PR middle-end/39497
25389 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25392 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25394 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25395 neither of haifa/selective schedulers are working.
25397 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25399 * doc/invoke.texi (Debugging Options): Fix description of
25400 -fno-merge-debug-strings.
25402 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25404 * config/cris/libgcc.ver: New version-script.
25405 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25407 * configure.ac <GAS features, nop mnemonic>: Add pattern
25408 crisv32-*-* for "nop".
25409 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25410 * configure: Regenerate.
25412 2009-03-24 Ira Rosen <irar@il.ibm.com>
25414 PR tree-optimization/39529
25415 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25416 mark_sym_for_renaming for the tag copied to the new vector
25419 2009-03-24 Arthur Loiret <aloiret@debian.org>
25421 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25422 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25423 EXTRA_SPEC_FUNCTIONS.
25424 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25425 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25426 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25427 -march and -mtune options.
25429 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25431 * config/m68k/t-rtems: Add m5329 multilib.
25433 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25434 Jakub Jelinek <jakub@redhat.com>
25437 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25440 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25443 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25444 instead of c_parser_expression_conv, if original_code isn't one of the
25445 4 allowed comparison codes, fail.
25447 2009-03-23 Richard Guenther <rguenther@suse.de>
25449 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25450 * tree.h (struct tree_type): Likewise.
25451 * reload.h (struct insn_chain): Likewise.
25452 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25453 * function.h (struct function): Likewise.
25454 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25456 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25458 PR tree-optimization/39516
25459 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25461 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25463 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25464 should be set true if BITS_PER_WORD of target is bigger than 32
25466 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25468 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25469 Translate -B-options to -rpath-link. Correct existing
25470 rpath-link and conditionalize on !nostdlib.
25472 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25474 * doc/extend.texi (Function Attributes, Variable Attributes):
25476 * doc/invoke.texi (Debugging Options, Optimize Options)
25477 (i386 and x86-64 Options, MCore Options): Likewise.
25479 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25482 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25483 it for block local namespace aliases.
25484 (gen_decl_die): Pass context_die to gen_namespace_die.
25486 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25489 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25490 minimum or maximum value.
25492 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25494 * reginfo.c (globalize_reg): Recompute derived reg sets.
25496 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25499 * libgcc2.c (mprotect): Do not use signed arguments for
25500 VirtualProtect, use DWORD arguments. Also fix the 'may
25501 be used uninitialized' warning for the np variable.
25503 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25506 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25507 functions using regparm calling conventions when not optimizing.
25508 (ix86_function_sseregparm): Similarly for sseregparm calling
25511 2009-03-19 Li Feng <nemokingdom@gmail.com>
25513 PR middle-end/39500
25514 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25515 dependence if the first conflict is after niter iterations.
25517 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25519 PR middle-end/38609
25520 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25521 functions with dynamic stack-pointer adjustments.
25523 2009-03-19 Ben Elliston <bje@au.ibm.com>
25525 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25526 option; change to -msdata=data.
25528 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25530 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25533 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25536 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25538 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25540 * doc/invoke.texi (Code Gen Options): Expand discussion of
25543 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25545 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25546 * matrix-reorg.c (struct matrix_info): Likewise.
25547 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25548 * rtl.h (struct mem_attrs): Likewise.
25549 * df.h (struct df): Likewise.
25550 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25551 * ira-int.h (struct ira_allocno): Likewise.
25552 * df-scan.c (struct df_collection_rec): Likewise.
25553 * ira.c (struct equivalence): Likewise.
25554 * function.c (struct temp_slot): Likewise.
25555 * cfgloop.h (struct loop): Likewise.
25558 * function.c (use_register_for_decl): When not optimizing, disregard
25559 register keyword for variables with types containing methods.
25561 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25563 PR middle-end/39447
25564 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25565 (is_simple_operand): Call contains_component_ref_p before calling data
25566 reference analysis that would fail on COMPONENT_REFs.
25568 * tree-vrp.c (search_for_addr_array): Fix formatting.
25570 2009-03-18 Richard Guenther <rguenther@suse.de>
25572 * tree-vect-transform.c (vect_loop_versioning): Fold the
25573 generated comparisons.
25574 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25575 (slpeel_tree_peel_loop_to_edge): Likewise.
25577 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25579 PR middle-end/37805
25580 * opts.c (print_specific_help): In addition to `undocumented',
25581 accept `separate' and `joined' flags if passed alone. Describe
25582 output by the first matched one of those.
25583 (common_handle_option): Skip over empty strings.
25584 * gcc.c (display_help): Fix help string for `--help='.
25585 * doc/invoke.texi (Option Summary, Overall Options): With
25586 `--help=', classes and qualifiers can both be repeated, but
25587 only the latter can be negated. One should not pass only
25588 negated qualifiers. Fix markup and examples.
25591 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25592 PR middle-end/37805
25593 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25594 and -fhelp=separate.
25596 2009-03-17 Jing Yu <jingyu@google.com>
25598 PR middle-end/39378
25599 * function.h (struct rtl_data): Move is_thunk from here...
25600 (struct function): ...to here.
25601 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25602 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25604 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25606 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25607 (alpha_output_function_end_prologue): Likewise.
25608 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25609 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25610 (rs6000_output_function_epilogue): Likewise.
25611 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25613 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25616 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25617 from different units in a single alternative.
25618 (*truncdfsf_i387): Ditto.
25619 (*truncxfsf2_mixed): Ditto.
25620 (*truncxfdf2_mixed): Ditto.
25622 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25624 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25625 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25628 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25629 unused non-artificial variables when not optimizing.
25632 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25633 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25634 NAMESPACE_DECL in its DECL_INITIAL.
25636 PR middle-end/39443
25637 * optabs.c (set_user_assembler_libfunc): New function.
25638 * expr.h (set_user_assembler_libfunc): New prototype.
25639 * c-common.c: Include libfuncs.h.
25640 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25641 for memcmp, memset, memcpy, memmove and abort.
25642 * Makefile.in (c-common.o): Depend on libfuncs.h.
25645 * dwarf2out.c (gen_inlined_enumeration_type_die,
25646 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25647 gen_tagged_type_instantiation_die): Removed.
25648 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25651 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25654 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25656 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25657 (check-parallel-%): Ditto.
25658 (check-consistency): Ditto.
25660 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25662 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25663 local variable rhs by NULL_TREE.
25665 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25668 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25670 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25673 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25675 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25678 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25679 for ms->sysv ABI calls only in 64bit mode.
25681 * config/i386/i386.md (untyped_call): Support 32bit.
25683 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25685 * doc/extend.texi: Replace x86_65 with x86_64.
25687 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25689 PR tree-optimization/39455
25690 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25691 mismatches for POINTER_TYPE_P (type).
25692 (number_of_iterations_le): Likewise.
25694 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25696 * config/picochip/picochip.c: Removed profiling support.
25697 * config/picochip/picochip.md: Removed profiling instruction.
25698 * config/picochip/picochip.h: Removed profiling builtin.
25700 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25702 * doc/install.texi (--with-host-libstdcxx): Document.
25704 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25707 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25708 generate a warning if the function name does not begin with
25709 "__vector" and the function has either the 'signal' or 'interrupt'
25710 attribute, from here to ...
25711 (avr_declare_function_name): ...here. New function.
25712 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25713 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25715 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25718 * cse.c (fold_rtx): Don't modify original const_arg1 when
25719 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25720 separate variable instead.
25721 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25722 from out of range shift counts.
25723 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25725 2009-03-13 Catherine Moore <clm@codesourcery.com>
25727 * config/i386/x-mingw32 (host-mingw32.o): Replace
25728 diagnostic.h with $(DIAGNOSTIC_H).
25730 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25733 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25735 * config/i386/sync.md (sync_compare_and_swap<mode>,
25736 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25737 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25739 (sync_double_compare_and_swapdi_pic,
25740 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25741 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25743 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25746 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25748 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25751 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25752 (avx_addsubv4df3): Likewise.
25753 (*avx_addsubv4sf3): Likewise.
25754 (sse3_addsubv4sf3): Likewise.
25756 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25759 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25761 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25764 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25765 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25766 registers for allocnos created from user-defined variables.
25768 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25771 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25772 of non-integer mode as well.
25774 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25776 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25777 for functions for which the parameter types are unknown.
25779 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25782 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25783 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25784 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25785 * config/i386/i386.c (ix86_local_alignment): For
25786 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25787 long long variables on the stack to avoid dynamic realignment.
25788 Allow the first argument to be a decl rather than type.
25789 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25791 2009-03-11 Nick Clifton <nickc@redhat.com>
25794 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25796 Add description to mno-lsim option.
25797 * config/mcore/mcore.h: Remove comment about deprecated m4align
25799 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25800 * doc/invoke.texi: Add description of mno-lsim and
25801 mstack-increment options.
25803 * config/fr30/fr30.opt: Document the -mno-lsim option.
25804 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25805 and -mno-lsim options.
25807 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25809 * fold-const.c (fold_comparison): Only call fold_inf_compare
25810 if the mode supports infinities.
25812 2009-03-11 Jason Merrill <jason@redhat.com>
25815 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25816 end already did. Notice GIMPLE_CALL modifications of the result.
25817 Don't copy debug information from an ignored decl or a decl from
25820 2009-03-10 Richard Guenther <rguenther@suse.de>
25821 Nathan Froyd <froydnj@codesourcery.com>
25823 PR middle-end/37850
25824 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25825 (__divMODE3): Likewise.
25827 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25829 PR tree-optimization/39394
25830 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25831 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25833 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25835 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25836 inline asms for register asm ("") declarations.
25838 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25840 * fold-const.c (fold_unary): Fix comment.
25842 2009-03-07 Jan Hubicka <jh@suse.cz>
25845 * tree-inline.c (setup_one_parameter): Do replacement of const
25846 argument by constant in SSA form.
25848 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25850 PR middle-end/38028
25851 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25852 determine alignment passed to assign_stack_local.
25853 (assign_parms_unsplit_complex): Likewise.
25854 * except.c (sjlj_build_landing_pads): Likewise.
25856 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25858 PR middle-end/39360
25859 * tree-flow.h (add_referenced_var): Return bool instead of void.
25860 * tree-dfa.c (add_referenced_var): Return result of
25861 referenced_var_check_and_insert call.
25862 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25863 of referenced_var_check_and_insert.
25866 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25867 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25868 DIE, don't emit it if abstract origin already has it.
25869 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25870 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25872 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25874 * genpreds.c (needs_variable): Fix parentheses at variable name
25876 (write_tm_constrs_h): Indent generated code.
25878 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25880 * doc/extend.texi (Function Attributes): Add documentation
25881 for isr attributes.
25883 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25886 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25887 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25889 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25891 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25894 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25897 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25898 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25900 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25902 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25903 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25904 constants instead of magic numbers.
25905 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25907 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25908 (x86_64_ms_abi_int_parameter_registers): Ditto.
25909 (x86_64_int_return_registers): Ditto.
25910 (ix86_maybe_switch_abi): Ditto.
25911 (ix86_expand_call): Ditto for clobbered_registers array.
25912 (ix86_hard_regno_mode_ok): Ditto.
25913 (x86_extended_QIreg_mentioned_p): Ditto.
25915 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25917 PR tree-optimization/39349
25918 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25920 * combine.c (gen_lowpart_for_combine): Use omode when generating
25923 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25925 PR rtl-optimization/39235
25926 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25928 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25930 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25932 2009-03-04 Richard Guenther <rguenther@suse.de>
25934 PR tree-optimization/39362
25935 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25936 that occur in abnormal PHIs should be varying.
25938 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25940 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25942 (simple_iv): Take loop as an argument instead of statement.
25943 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25944 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25946 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25948 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25949 * matrix-reorg.c (analyze_transpose): Ditto.
25950 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25951 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25952 * tree-predcom.c (ref_at_iteration): Ditto.
25953 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25955 2009-03-04 Richard Guenther <rguenther@suse.de>
25957 PR tree-optimization/39358
25958 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25959 escaped_id and callused_id.
25960 (solve_graph): Likewise.
25962 2009-03-04 Richard Guenther <rguenther@suse.de>
25964 PR tree-optimization/39339
25965 * tree-sra.c (try_instantiate_multiple_fields): Make it
25966 no longer ICE on the above.
25968 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25970 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25971 that fits within Pmode.
25973 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25975 PR middle-end/10109
25976 * tm.texi (LIBCALL_VALUE): Update description.
25978 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25980 PR middle-end/34443
25981 * doc/extend.texi (section): Update description.
25983 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25985 PR middle-end/39345
25986 * tree-inline.c (remapped_type): New.
25987 (can_be_nonlocal): Call remapped_type instead of remap_type.
25989 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25992 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25993 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25995 2009-03-03 Richard Guenther <rguenther@suse.de>
25997 PR middle-end/39272
25998 * tree.c (tree_nonartificial_location): New function.
25999 * tree.h (tree_nonartificial_location): Declare.
26000 * builtins.c (expand_builtin_memory_chk): Provide location
26001 of the call location for artificial function pieces.
26002 (maybe_emit_chk_warning): Likewise.
26003 (maybe_emit_sprintf_chk_warning): Likewise.
26004 (maybe_emit_free_warning): Likewise.
26005 * expr.c (expand_expr_real_1): Likewise.
26007 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26009 PR tree-optimization/39343
26010 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26011 COMPONENT_REF t has ARRAY_TYPE.
26013 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26015 PR middle-end/39335
26016 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26017 when the type precision of the induction variable should be
26018 larger than the type precision of nit.
26019 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26020 * graphite.c (graphite_loop_normal_form): Same.
26021 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26023 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26025 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26026 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26027 numbers to describe clobbered registers.
26028 (*call_value_0_rex64_ms_sysv): Ditto.
26029 * config/i386/mmx.md (mmx_emms): Ditto.
26030 (mmx_femms): Ditto.
26032 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26034 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26037 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26039 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26040 (spu_section_type_flags): New function.
26042 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26044 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26045 reg_class_contents of FLOAT_REGS into a temporary.
26047 2009-03-02 Richard Guenther <rguenther@suse.de>
26048 Ira Rosen <irar@il.ibm.com>
26050 PR tree-optimization/39318
26051 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26052 information to the vectorized statement.
26054 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26056 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26057 variable. Use defined names instead of magic constants for REX SSE
26060 2009-03-01 Richard Guenther <rguenther@suse.de>
26062 PR tree-optimization/39331
26063 * omp-low.c (lower_send_shared_vars): Do not receive new
26064 values for the reference of DECL_BY_REFERENCE parms or results.
26066 2009-03-01 Jan Hubicka <jh@suse.cz>
26069 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26070 BLOCK_NONLOCALIZED_VAR): New macros.
26071 (tree_block): Add nonlocalized_vars.
26072 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26073 gen_decl_die): Add origin argument. Allow generation of die with
26074 origin at hand only.
26075 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26076 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26078 (gen_block_die): Fix checking for unused blocks.
26079 (process_scope_var): Break out from .... ; work with origins only.
26080 (decls_for_scope) ... here; process nonlocalized list.
26081 (dwarf2out_ignore_block): Look for nonlocalized vars.
26082 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26084 (dump_scope_block): Dump them.
26085 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26086 (remap_block): Likewise.
26087 (can_be_nonlocal): New predicate.
26088 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26090 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26092 * configure: Regenerate.
26094 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26096 * optc-gen.awk: No need to duplicate option flags twice.
26097 Reuse help texts for duplicate options which do not have any.
26099 * gcc.c (display_help): Document --version.
26101 * gcc.c (main): If print_help_list and verbose_flag, ensure
26102 driver output comes before subprocess output.
26104 * optc-gen.awk: Assign all remaining fields to help string,
26105 space-separated, for multi-line help in *.opt.
26107 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26108 -Wno-pedantic-ms-format is for MinGW targets only.
26110 * doc/options.texi (Option file format): Fix bad indentation,
26111 restoring dropped sentence.
26113 2009-02-28 Jan Hubicka <jh@suse.cz>
26115 * tree-inline.c (tree_function_versioning): Output debug info.
26117 2009-02-28 Jan Hubicka <jh@suse.cz>
26120 * tree-inline.c (setup_one_parameter): Do not copy propagate
26121 arguments when not optimizing.
26123 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26126 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26127 (avx_addsubv4df3): Likewise.
26128 (*avx_addsubv4sf3): Likewise.
26129 (sse3_addsubv4sf3): Likewise.
26130 (*avx_addsubv2df3): Likewise.
26131 (sse3_addsubv2df3): Likewise.
26132 (avx_unpckhps256): Correct item selectors.
26133 (avx_unpcklps256): Likewise.
26134 (avx_unpckhpd256): Likewise.
26135 (avx_unpcklpd256): Likewise.
26137 2009-02-28 Jan Hubicka <jh@suse.cz>
26139 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26141 (copy_arguments_for_versioning): If var is declared don't declare it.
26142 (tree_function_versioning): First setup substitutions and then copy
26145 2009-02-27 Jan Hubicka <jh@suse.cz>
26148 * cgraph.h (varpool_output_debug_info): Remove.
26149 * cgraphunit.c (varpool_output_debug_info): Remove.
26150 * dwarf2out.c (deferred_locations_struct): New struct
26151 (deferred_locations): New type.
26152 (deferred_locations_list): New static var.
26153 (deffer_location): New function.
26154 (gen_variable_die): Use it.
26155 (decls_for_scope): Output info on local static vars.
26156 (dwarf2out_finish): Process deferred locations.
26157 * varpool.c (varpool_output_debug_info): Remove.
26159 2009-02-27 Jan Hubicka <jh@suse.cz>
26162 * tree.h (TREE_PROTECTED): Fix comment.
26163 (BLOCK_HANDLER_BLOCK): Remove.
26164 (struct tree_block): Remove handler_block add body_block.
26165 (inlined_function_outer_scope_p): New.
26166 (is_body_block): Remove.
26167 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26168 * dwarf2out.c (is_inlined_entry_point): Remove.
26169 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26170 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26172 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26173 * gimplify.c (gimplify_expr): Gimplify body blocks.
26174 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26175 block with multiple subblocks.
26176 (dump_scope_block): Prettier output; dump more flags and info.
26177 (dump_scope_blocks): New.
26178 (remove_unused_locals): Use dump_scope_blocks.
26179 * tree-flow.h (dump_scope_blocks): Declare.
26180 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26181 * stmt.c (is_body_block): Remove.
26182 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26183 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26185 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26187 PR middle-end/39308
26188 * graphite.c (graphite_loop_normal_form): Do not call
26189 number_of_iterations_exit from a gcc_assert.
26191 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26193 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26194 jumps if COND is NULL.
26195 (find_cond_jump): New function.
26196 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26197 * config/s390/s390.md: Remove z10_cobra attribute value.
26199 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26201 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26202 force_const_mem returns NULL_RTX.
26204 2009-02-26 Jan Hubicka <jh@suse.cz>
26207 * cgraph.h (varpool_output_debug_info): Remove.
26208 * cgraphunit.c (varpool_output_debug_info): Remove.
26209 * dwarf2out.c (deferred_locations_struct): New struct
26210 (deferred_locations): New type.
26211 (deferred_locations_list): New static var.
26212 (deffer_location): New function.
26213 (gen_variable_die): Use it.
26214 (decls_for_scope): Output info on local static vars.
26215 (dwarf2out_finish): Process deferred locations.
26216 * varpool.c (varpool_output_debug_info): Remove.
26218 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26220 PR rtl-optimization/39241
26221 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26222 to subreg_offset_representable_p.
26224 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26226 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26227 execute function prototype. Get f and nregs from max_reg_num
26228 and get_insns. Remove the first backward pass as it's dead,
26229 guard the forward pass by flag_expensive_optimizations.
26230 (rest_of_handle_regmove): Delete.
26231 (pass_regmove): Replace it with regmove_optimize.
26233 2009-02-25 Martin Jambor <mjambor@suse.cz>
26235 PR tree-optimization/39259
26236 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26237 calls_alloca function flags.
26238 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26239 calls are detected.
26241 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26243 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26244 flags_set_1_rtx, flags_set_1_set): Delete.
26245 (regmove_optimize): Do not call mark_flags_life_zones.
26247 2009-02-24 Julian Brown <julian@codesourcery.com>
26250 * config/arm/arm.c (require_pic_register): Only set
26251 cfun->machine->pic_reg once per function.
26253 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26255 * doc/invoke.texi (Link Options): Document an easier way to pass
26256 options that take arguments to the GNU linker using -Xlinker and -Wl.
26258 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26261 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26263 2009-02-24 Richard Guenther <rguenther@suse.de>
26266 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26268 2009-02-24 Richard Guenther <rguenther@suse.de>
26269 Zdenek Dvorak <ook@ucw.cz>
26271 PR tree-optimization/39233
26272 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26273 from converting them to a generic type.
26275 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26277 PR tree-optimization/39260
26278 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26279 contains a condition with a real type.
26280 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26282 2009-02-23 Jason Merrill <jason@redhat.com>
26285 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26286 narrowing_initializer_constant_valid_p.
26287 (narrowing_initializer_constant_valid_p): Don't return
26288 null_pointer_node for adding a pointer to itself.
26290 2009-02-23 Jan Hubicka <jh@suse.cz>
26293 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26296 2009-02-23 Jan Hubicka <jh@suse.cz>
26298 PR tree-optimization/37709
26299 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26300 * tree.h (block_ultimate_origin): Declare.
26301 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26302 * tree-ssa-live.c (remove_unused_scope_block_p):
26303 Eliminate blocks containig no instructions nor live variables nor
26305 (dump_scope_block): New function.
26306 (remove_unused_locals): Enable removal of dead blocks by default;
26307 enable dumping at TDF_DETAILS.
26309 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26311 * config/i386/i386.c (classify_argument): Don't allow COImode
26313 (function_arg_advance_32): Don't allow OImode.
26314 (function_arg_32): Likewise.
26315 (function_value_32): Likewise.
26316 (return_in_memory_32): Likewise.
26317 (function_arg_64): Remove OImode comment.
26319 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26322 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26323 ix86_expand_vector_set for V4DImode in 64bit mode only.
26324 (ix86_expand_vector_init_one_var): Likewise.
26326 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26328 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26330 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26333 * loop-iv.c: Revert last change.
26334 * emit-rtl.c: Likewise.
26336 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26339 * config/i386/i386.c (type_natural_mode): Remove an extra
26340 space in the warning message.
26341 (function_value_32): Handle 32-byte vector modes.
26342 (return_in_memory_32): Likewise.
26344 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26346 * loop-iv.c (truncate_value): New function.
26347 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26349 (lowpart_subreg): Move to...
26350 * emit-rtl.c: ...here.
26352 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26354 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26355 accidental and undocumented change at revision 140860.
26357 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26359 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26360 take gimple_seq * arguments.
26361 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26362 types_compatible_p langhook.
26364 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26365 Joseph Myers <joseph@codesourcery.com>
26367 * config/arm/arm.c (arm_builtin_va_list): New function.
26368 (arm_expand_builtin_va_start): Likewise.
26369 (arm_gimplify_va_arg_expr): Likewise.
26370 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26371 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26372 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26373 (va_list_type): New variable.
26374 (arm_mangle_type): Mangle va_list_type appropriately.
26376 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26378 PR middle-end/39157
26379 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26380 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26381 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26382 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26383 parameter to 1000 for -O1 by default.
26384 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26386 * loop-invariant.c: Include params.h.
26387 (move_loop_invariants): Don't call move_single_loop_invariants on
26390 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26392 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26393 offset when calculating bounds for indexing stack_usage_map. Fixes
26394 a buffer overflow with certain target setups.
26396 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26399 * calls.c (expand_call): Clear try_tail_call if caller and callee
26400 disagree in promotion of function return value.
26402 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26405 * c-common.c (c_determine_visibility): If visibility changed and
26406 DECL_RTL has been already set, call make_decl_rtl to update symbol
26409 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26412 * varasm.c (assemble_variable): Don't check DECL_NAME when
26413 globalizing a variable.
26415 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26418 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26419 expression before any __builtin_trap call.
26420 * c-typeck.c (build_function_call): Convert and check function
26421 arguments before generating a call to a trap. Evaluate the
26422 function arguments before the trap.
26424 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26427 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26428 (UNSPEC_FXAM_MEM): New unspec.
26429 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26430 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26431 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26433 2009-02-19 Richard Guenther <rguenther@suse.de>
26435 PR tree-optimization/39207
26436 PR tree-optimization/39074
26437 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26438 storedanything_tree): New.
26439 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26440 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26441 (build_succ_graph): Add edges from STOREDANYTHING to all
26443 (init_base_vars): Initialize STOREDANYTHING.
26444 (compute_points_to_sets): Free substitution info after
26445 building the succ graph.
26446 (ipa_pta_execute): Likewise.
26448 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26450 (do_ds_constraint): Do not add to special var or non-pointer
26452 (type_could_have_pointers): Split out from ...
26453 (could_have_pointers): ... here. For arrays use the element type.
26454 (create_variable_info_for): Initialize may_have_pointers.
26455 (new_var_info): Likewise.
26456 (handle_lhs_call): Make the HEAP variable unknown-sized.
26457 (intra_create_variable_infos): Use a type with pointers for
26458 PARM_NOALIAS, make it unknown-sized.
26460 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26463 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26465 2009-02-18 Jason Merrill <jason@redhat.com>
26468 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26469 value if DECL_EXTERNAL.
26470 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26471 * target.h (gcc_target::binds_local_p): Clarify "module".
26472 * tree.h (TREE_PUBLIC): Clarify "module".
26474 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26477 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26478 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26480 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26483 * c.opt (Wabi): Support C and ObjC.
26486 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26488 * config/i386/i386.c (classify_argument): Warn once about the ABI
26489 change when passing union with long double.
26491 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26493 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26496 * c-parser.c (c_parser_compound_statement): Always enter and leave
26499 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26502 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26504 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26506 PR tree-optimization/36922
26507 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26508 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26511 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26513 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26516 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26518 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26520 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26522 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26525 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26526 Richard Sandiford <rdsandiford@googlemail.com>
26528 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26529 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26530 (loongson_biadd): ...this.
26532 2009-02-17 Richard Guenther <rguenther@suse.de>
26534 PR tree-optimization/39202
26535 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26536 a var make sure to follow existing collapses.
26538 2009-02-17 Richard Guenther <rguenther@suse.de>
26540 PR middle-end/39214
26541 * langhooks.c (lhd_print_error_function): Check for NULL block.
26543 2009-02-17 Richard Guenther <rguenther@suse.de>
26545 PR tree-optimization/39204
26546 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26549 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26551 * config/soft-fp/double.h: Update from glibc CVS.
26553 2009-02-17 Richard Guenther <rguenther@suse.de>
26555 PR tree-optimization/39207
26556 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26557 strict-aliasing warnings for pointers pointing to NULL.
26559 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26562 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26563 skipping until next close brace.
26565 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26568 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26569 to function argument boundary.
26571 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26573 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26574 in the lea_add. Reload eventually constraints it properly.
26575 * config/picochip/constraints.md: Remove the target constraint
26576 "b", since it is not needed anymore.
26578 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26580 * gthr-dce.h: Uglify function parameter and local variable names.
26581 * gthr-gnat.h: Likewise.
26582 * gthr-mipssde.h: Likewise.
26583 * gthr-nks.h: Likewise.
26584 * gthr-posix95.h: Likewise.
26585 * gthr-posix.h: Likewise.
26586 * gthr-rtems.h: Likewise.
26587 * gthr-single.h: Likewise.
26588 * gthr-solaris.h: Likewise.
26589 * gthr-tpf.h: Likewise.
26590 * gthr-vxworks.h: Likewise.
26591 * gthr-win32.h: Likewise.
26593 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26596 * config/i386/i386.md: Restrict the new peephole2 to move
26597 between MMX/SSE registers.
26599 2009-02-15 Richard Guenther <rguenther@suse.de>
26602 2009-02-13 Richard Guenther <rguenther@suse.de>
26604 * configure.ac: Enable LFS.
26605 * configure: Re-generate.
26606 * config.in: Likewise.
26608 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26610 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26611 spu_srqwbyte, spu_srqwbytebc): Define.
26612 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26613 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26614 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26615 "shrqby_<mode>"): New insn-and-split patterns.
26616 * config/spu/spu.c (expand_builtin_args): Determine and return
26617 number of operands using spu_builtin_description data.
26618 (spu_expand_builtin_1): Use it.
26620 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26623 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26626 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26629 * config/i386/i386.c (override_options): Correct warning
26630 messages for -malign-loops, -malign-jumps and -malign-functions.
26632 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26635 * config/i386/i386.md: Restrict the new peephole2 to move
26636 between the general purpose registers.
26638 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26641 * config/i386/i386.c (type_natural_mode): Add a new argument.
26642 Return the original mode and warn ABI change if vector size is 32byte.
26643 (function_arg_advance): Updated.
26644 (function_arg): Likewise.
26645 (ix86_function_value): Likewise.
26646 (ix86_return_in_memory): Likewise.
26647 (ix86_sol10_return_in_memory): Likewise.
26648 (ix86_gimplify_va_arg): Likewise.
26649 (function_arg_32): Don't warn ABX ABI change here.
26650 (function_arg_64): Likewise.
26652 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26654 * loop-iv.c (implies_p): In the final case, test that operands 0
26655 of the two comparisons match.
26657 * config/bfin/bfin.c (find_prev_insn_start): New function.
26658 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26659 (find_next_insn_start): Move.
26661 2009-02-13 Richard Guenther <rguenther@suse.de>
26663 * configure.ac: Enable LFS.
26664 * configure: Re-generate.
26665 * config.in: Likewise.
26667 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26670 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26671 sizes on syntax error after some arguments have been parsed.
26673 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26675 * doc/invoke.texi (-fira): Remove.
26677 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26679 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26680 * recog.c: Likewise.
26683 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26685 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26686 (umul_ppmm): Likewise.
26687 (count_leading_zeros): Likewise.
26688 (count_trailing_zeros): Likewise.
26689 (UMUL_TIME): Likewise.
26691 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26693 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26694 soft-fp/t-softfp to tmake_file.
26696 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26697 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26698 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26699 IA64_BUILTIN_INFQ]: New.
26700 (ia64_init_builtins): Initialize __builtin_infq,
26701 __builtin_fabsq and __builtin_copysignq if not HPUX.
26702 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26703 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26705 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26707 (__fixtfti): Likewise.
26708 (__fixunstfti): Likewise.
26709 (__floattitf): Likewise.
26711 * config/ia64/libgcc-glibc.ver: New.
26712 * config/ia64/t-fprules-softfp: Likewise.
26713 * config/ia64/sfp-machine.h: Likewise.
26715 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26716 (LIBGCC2_TF_CEXT): Likewise.
26717 (TF_SIZE): Likewise.
26718 (TARGET_INIT_LIBFUNCS): Likewise.
26720 * config/ia64/t-glibc (SHLINB_MAPFILES):
26721 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26723 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26725 * config/i386/i386.c (construct_container): Rewrite processing
26726 BLKmode with X86_64_SSE_CLASS.
26728 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26731 * config/i386/i386.md: Replace simplify_replace_rtx with
26732 replace_rtx in the new peephole2.
26734 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26736 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26737 loop unrolling do not happen at -O2.
26739 2009-02-12 Michael Matz <matz@suse.de>
26741 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26743 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26745 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26748 2009-02-12 Ben Elliston <bje@au.ibm.com>
26750 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26751 patterns when updating the back chain. Missed in the 2009-02-10
26754 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26756 * doc/extend.texi (Decimal Floating Types): Update identifier of
26757 draft TR and list of missing support.
26759 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26761 PR middle-end/39154
26762 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26763 bit to variable length decl's flags, add it also to its
26764 pointer replacement variable.
26766 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26767 Jakub Jelinek <jakub@redhat.com>
26770 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26771 (memory_blockage): New expander.
26772 (*memory_blockage): New insn pattern.
26773 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26774 instead of general blockage at the end of function prologue when
26775 frame pointer is used to access red zone area. Do not emit blockage
26776 when profiling, it is emitted in generic code.
26777 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26778 function epilogue when frame pointer is used to access red zone area.
26780 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26783 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26784 by arithmetic with memory operands.
26785 * config/i386/predicates.md (commutative_operator): New.
26787 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26789 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26792 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26794 * alias.h (record_alias_subset): Declare.
26795 * alias.c (record_alias_subset): Make global.
26797 2009-02-10 Nick Clifton <nickc@redhat.com>
26799 * tree-parloops.c: Change license to GPLv3.
26800 * ipa-struct-reorg.c: Change license to GPLv3.
26801 * ipa-struct-reorg.h: Change license to GPLv3.
26803 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26806 * c-decl.c (start_struct): Return NULL on error.
26808 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26810 PR middle-end/39124
26811 * cfgloopmanip.c (remove_path): Call remove_bbs after
26812 cancel_loop_tree, not before it.
26815 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26816 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26817 VAR_DECLs were seen.
26818 * tree-ssa-live.c (remove_unused_locals): Recompute
26819 cfun->has_local_explicit_reg_vars.
26820 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26821 copies or clearings if cfun->has_local_explicit_reg_vars.
26823 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26826 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26827 of function prologue when frame pointer is used to access
26830 2009-02-10 Richard Guenther <rguenther@suse.de>
26832 PR middle-end/39127
26833 * gimplify.c (gimple_regimplify_operands): Always look if
26834 we need to create a temporary.
26836 2009-02-10 Richard Guenther <rguenther@suse.de>
26838 PR tree-optimization/39132
26839 * tree-loop-distribution.c (todo): New global var.
26840 (generate_memset_zero): Trigger TODO_rebuild_alias.
26841 (tree_loop_distribution): Return todo.
26843 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26846 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26847 (x86_64_reg_class_name): Removed.
26848 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26849 first one isn't X86_64_SSE_CLASS or any other ones aren't
26850 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26851 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26852 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26853 and 3 X86_64_SSEUP_CLASS.
26854 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26855 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26857 2009-02-10 Ben Elliston <bje@au.ibm.com>
26859 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26860 form instruction to update the stack back chain word, even if the
26861 user has disabled the generation of update instructions.
26862 (movdi_<mode>_update_stack): New.
26863 (movsi_update_stack): Likewise.
26864 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26865 always use an update form instruction to update the stack back
26868 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26870 PR middle-end/38953
26871 * graphite.c (if_region_set_false_region): After moving a region in
26872 the false branch of a condition, remove the empty dummy basic block.
26873 (gloog): Remove wrong fix for PR38953.
26875 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26877 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26878 generation due to implicit sign extension.
26880 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26882 PR middle-end/38981
26883 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26884 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26886 2009-02-09 Richard Guenther <rguenther@suse.de>
26888 PR middle-end/35202
26889 * convert.c (convert_to_real): Disable (float)fn((double)x)
26890 to fnf(x) conversion if errno differences may occur and
26891 -fmath-errno is set.
26893 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26895 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26896 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26897 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26899 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26902 * c-common.c (handle_alias_attribute): Disallow attribute for
26903 anything not a FUNCTION_DECL or VAR_DECL.
26905 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26908 * real.c (do_compare): Special-case compare of zero against
26909 decimal float value.
26911 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26914 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26915 as indicating flexible array members unless the field itself is
26916 being declarared as the incomplete array.
26918 2009-02-06 Jan Hubicka <jh@suse.cz>
26920 PR tree-optimization/38844
26921 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26922 is already inlined.
26924 2009-02-06 Richard Guenther <rguenther@suse.de>
26926 PR middle-end/38977
26927 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26928 fork because we may expand it as __gcov_fork.
26930 2009-02-06 Nick Clifton <nickc@redhat.com>
26932 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26934 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26936 PR tree-optimization/35659
26937 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26938 vn_phi_eq): Shortcut if hashcode does not match.
26939 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26941 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26942 and avoid iterative_hash_expr.
26943 (FOR_EACH_VALUE_ID_IN_SET): New.
26944 (value_id_compare): Remove.
26945 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26946 sort expressions by value id.
26948 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26951 * config/sh/predicates.md (general_movsrc_operand): Don't check
26952 the subreg of system registers here.
26954 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26957 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26958 on the copied decl.
26960 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26962 PR rtl-optimization/39110
26963 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26964 addresses, not aligned ones.
26966 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26967 Richard Guenther <rguenther@suse.de>
26969 PR tree-optimization/39100
26970 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26971 comment says and add edges.
26973 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26976 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26977 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26979 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26981 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26982 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26983 register_bb_in_sese, new_sese, free_sese): Moved.
26984 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26985 outermost_loop_in_scop, build_scop_iteration_domain,
26986 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26987 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26988 Use loop_in_sese_p instead of loop_in_scop_p.
26989 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26990 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26991 (scopdet_basic_block_info): Fix bug in scop detection.
26992 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26993 eq_loop_to_cloog_loop): Remove.
26994 (nb_loops_around_loop_in_scop, nb_loop
26995 ref_nb_loops): Moved here...
26996 * graphite.h (ref_nb_loops): ... from here.
26997 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26998 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26999 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27001 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27002 Hans-Peter Nilsson <hp@axis.com>
27004 PR rtl-optimization/37889
27005 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27006 Move offset handling from PLUS to before the switch. Use new
27007 arguments when considering SYMBOL_REFs too.
27008 (rtx_addr_can_trap_p): Pass dummy offset and size.
27009 (enum may_trap_p_flags): Remove.
27010 (may_trap_p_1): Pass size from MEM_SIZE.
27012 PR rtl-optimization/38921
27013 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27014 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27015 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27016 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27018 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27020 AVX Programming Reference (January, 2009)
27021 * config/i386/sse.md (*vpclmulqdq): New.
27023 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27025 PR tree-optimization/38977
27026 PR gcov-profile/38292
27027 * calls.c (special_function_p): Disregard __builtin_ prefix.
27029 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27031 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27032 non-indexable addresses even before reload.
27034 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27037 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27038 as having variable size. Do not give an error for unnamed
27039 parameters with [*] declarators. Give a warning for type names
27040 with [*] declarators and mark them as variable size.
27041 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27042 for sizeof applied to [*] type names.
27044 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27047 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27049 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27051 * gcc.c (process_command): Update copyright notice dates.
27052 * gcov.c (print_version): Likewise.
27053 * gcov-dump.c (print_version): Likewise.
27054 * mips-tfile.c (main): Likewise.
27055 * mips-tdump.c (main): Likewise.
27057 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27060 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27061 for composite type involving a zero-length array type.
27063 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27066 * function.c (match_asm_constraints_1): Skip over
27067 initial optional % in the constraint.
27069 PR inline-asm/39059
27070 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27071 supported, don't accept FIXED_CSTs.
27072 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27073 and _Sat is used without _Fract/_Accum. Set specs->type to
27074 integer_type_node for cts_fract/cts_accum if fixed point is not
27077 2009-02-02 Catherine Moore <clm@codesourcery.com>
27079 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27081 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27083 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27084 (ABI_HAS_64BIT_SYMBOLS): Use it.
27085 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27087 2009-02-02 Paul Brook <paul@codesourcery.com>
27089 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27091 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27093 PR inline-asm/39058
27094 * recog.h (asm_operand_ok): Add constraints argument.
27095 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27096 recurse on matching constraint.
27097 (check_asm_operands): Pass constraints as 3rd argument to
27098 asm_operand_ok. Don't look up matching constraint here.
27099 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27102 2009-02-02 Ben Elliston <bje@au.ibm.com>
27104 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27105 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27107 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27109 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27110 information. Remove some obsolete information. Reorganize.
27112 * config/pa/fptr.c: Revert license to GPL 2.
27113 * config/pa/milli64.S: Likewise.
27115 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27118 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27119 LIBRARY name in, instead of hard-coding it.
27120 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27121 extra target make frag to tmake_files according to EH model.
27122 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27123 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27124 frags that define makefile variable EH_MODEL appropriately.
27125 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27126 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27127 to "-sjlj" according to type of EH configured.
27128 (LIBGCC_SONAME): Concatenate it to shared library base name.
27129 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27130 to "_sjlj" according to type of EH configured.
27131 (LIBGCC_SONAME): Concatenate it to shared library base name.
27132 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27133 (SHLIB_LINK): Add missing semicolon to if-else construct.
27134 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27135 string value of "pe_dll" command-line option.
27136 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27137 (SHLIB_SONAME): Use it when overriding t-cygming default.
27138 (SHLIB_IMPLIB): Override t-cygming default.
27139 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27140 string value of "pe_dll" command-line option.
27142 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27145 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27146 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27148 2009-01-31 Richard Guenther <rguenther@suse.de>
27150 PR tree-optimization/38937
27151 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27152 computing the transitive closure.
27154 2009-01-30 Richard Guenther <rguenther@suse.de>
27156 PR tree-optimization/39041
27157 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27158 Propagate variable indices only if the types match for this stmt.
27160 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27163 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27164 inline but never defined.
27166 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27168 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27169 (*insv_h_di_reg_extimm): New insn.
27170 (*insv_l<mode>_reg_extimm): New insn.
27172 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27174 * config/picochip/picochip.c (flag_conserve_stack): set
27175 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27176 fconserve-stack. Reduce call-overhead used by inliner.
27178 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27181 * common.opt (flag_conserve_stack): Initialised to zero.
27183 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27186 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27187 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27190 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27192 * ira-color.c (allocno_reload_assign): Update comments.
27193 * regmove.c (regmove_optimize): Likewise.
27197 2009-01-29 Robert Millan <rmh@aybabtu.com>
27199 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27200 * config/i386/kopensolaris-gnu.h: New file. Undefine
27201 `MD_UNWIND_SUPPORT'.
27202 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27204 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27206 PR tree-optimization/39007
27207 * tree-loop-distribution.c (generate_builtin): Use
27208 recompute_dominator to compute the immediate dominator of the
27209 basic block just after the loop.
27211 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27213 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27214 (ASM_OUTPUT_DWARF_PCREL): Define.
27216 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27218 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27219 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27220 global. Modify entries about regmove and IRA.
27222 * ra-conflict.c: Remove the file.
27224 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27226 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27227 (pass_regclass_init): Rename to pass_reginfo_init.
27229 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27231 * toplev.h (flag_ira): Remove.
27233 * caller-save.c (setup_save_areas): Remove flag_ira.
27235 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27237 * global.c: Remove the file.
27239 * opts.c (decode_options): Remove flag_ira.
27241 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27243 * regmove.c: Modify file description.
27244 (find_use_as_address, try_auto_increment): Define them only if
27245 AUTO_INC_DEC is defined.
27246 (replacement_quality, replace_in_call_usage, fixup_match_1,
27247 stable_and_no_regs_but_for_p): Remove.
27248 (reg_set_in_bb): Make it static.
27249 (regmove_optimize): Remove flag_ira and code which worked for
27252 * local-alloc.c: Remove the file.
27254 * common.opt (fira): Remove.
27256 * ira.c: Include except.h.
27257 (eliminable_regset): Move from global.c.
27258 (mark_elimination): Ditto. Remove flag_ira.
27259 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27260 equiv_mem_modified, validate_equiv_mem_from_store,
27261 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27262 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27263 no_equiv, recorded_label_ref): Move from local-alloc.c.
27264 (update_equiv_regs): Ditto. Make it static.
27265 (print_insn_chain, print_insn_chains): Move it from global.c.
27266 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27267 (build_insn_chain): Ditto. Make it static.
27268 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27269 Rename to init_live_subregs.
27270 (gate_ira): Remove flag_ira.
27272 * regclass.c: Rename reginfo.c. Change file description.
27273 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27274 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27275 (init_reg_sets_1): Remove code for evaluation of
27276 reg_class_superclasses and losing_caller_save_reg_set.
27277 (init_regs): Remove init_reg_autoinc.
27278 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27279 ok_for_base_p_nonstrict): Remove.
27280 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27281 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27282 corresponding entries.
27283 (dump_regclass, record_operand_costs, scan_one_insn,
27284 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27285 record_address_regs, auto_inc_dec_reg_p): Remove.
27286 (gt-regclass.h): Rename to gt-reginfo.h.
27288 * rtl.h (dump_global_regs, retry_global_alloc,
27289 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27291 * Makefile.in (RA_H): Remove.
27292 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27293 Rename regclass.o to reginfo.o.
27294 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27296 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27297 (GTFILES): Rename regclass.c to reginfo.c.
27299 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27300 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27302 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27303 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27305 (finish_spills): Ditto. Remove code for !flag_ira.
27307 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27309 PR middle-end/35854
27310 * doc/invoke.texi (rtl debug options): Complete rewrite.
27311 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27313 * mode-switching.c (pass_mode_switching): Rename pass from
27314 "mode-sw" to "mode_sw".
27315 * except.c (pass_convert_to_eh_ranges): Rename pass from
27316 "eh-ranges" to "eh_ranges".
27317 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27321 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27322 Alexander Monakov <amonakov@ispras.ru>
27324 PR middle-end/38857
27325 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27327 (move_exprs_to_boundary): Change return type and pass through
27328 should_move from move_op. Relax assert. Update usage ...
27329 (schedule_expr_on_boundary): ... here. Use should_move instead of
27331 (move_op_orig_expr_found): Indicate that insn was disconnected from
27333 (code_motion_process_successors): Do not call after_merge_succs
27334 callback if original expression was not found when traversing any of
27336 (code_motion_path_driver): Change return type. Update prototype.
27337 (move_op): Update comment. Add a new parameter (should_move). Update
27338 prototype. Set *should_move based on indication provided by
27339 move_op_orig_expr_found.
27341 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27343 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27344 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27345 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27346 * config/rs6000/rs6000.c (rs6000_override_options): Default
27347 avoid-indexed-addresses on for Power6, off for everything else.
27348 (avoiding_indexed_address_p): New function.
27349 (rs6000_legitimize_address): Use it.
27350 (rs6000_legitimate_address): Likewise.
27351 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27353 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27355 PR tree-optimization/38997
27356 * tree-loop-distribution.c (generate_memset_zero): Use
27357 POINTER_PLUS_EXPR for a pointer addition.
27359 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27361 * config/s390/s390.md (bswap<mode>2): New pattern added.
27363 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27365 * config/s390/s390.md (*tls_load_31): Added type attribute.
27367 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27369 * config/s390/s390.md: Fix a few comments.
27371 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27373 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27374 (*tm<mode>_full): Fixed z10prop attribute.
27375 (*tst<mode>_extimm): Fixed z10prop attribute.
27376 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27377 (*tstqiCCT_cconly): Fixed z10prop attribute.
27378 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27379 (*movsi_larl): Fixed z10prop attribute.
27380 (*movsi_zarch): Fixed z10prop attribute.
27381 (*movsi_eas): Fixed z10prop attribute.
27382 (*movhi): Fixed z10prop attribute.
27383 (*movqi): Fixed z10prop attribute.
27384 (*movstrictqi): Fixed z10prop attribute.
27385 (*mov<mode>): Fixed z10prop attribute.
27386 (*movcc): Fixed z10prop attribute.
27387 (*sethighpartdi_64): Fixed z10prop attribute.
27388 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27389 (*negdi2_sign_cc): Fixed z10prop attribute.
27390 (*negdi2_sign): Fixed z10prop attribute.
27391 (*absdi2_sign_cc): Fixed z10prop attribute.
27392 (*absdi2_sign): Fixed z10prop attribute.
27393 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27394 (*negabsdi2_sign): Fixed z10prop attribute.
27395 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27396 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27397 (doloop_si64): Fixed z10prop attribute.
27398 (doloop_si31): Fixed z10prop attribute.
27399 (doloop_long): Fixed z10prop attribute.
27400 (indirect_jump): Fixed z10prop attribute.
27401 (nop): Fixed z10prop attribute.
27402 (main_base_64): Fixed z10prop attribute.
27403 (reload_base_64): Fixed z10prop attribute.
27405 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27407 PR rtl-optimization/38740
27408 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27410 * config/mips/mips.c (mips_reorg): Likewise.
27412 2009-01-28 Richard Guenther <rguenther@suse.de>
27414 PR tree-optimization/38926
27415 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27416 with the correct value id to a value.
27417 (do_regular_insertion): Use the value number of edoubleprime
27418 for the value number of the expr.
27421 2008-08-21 Richard Guenther <rguenther@suse.de>
27423 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27424 a PHI ask VN if it is already available.
27425 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27426 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27428 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27430 PR middle-end/38934
27431 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27432 set to varying whenever max has TREE_OVERFLOW set, similarly
27433 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27435 2009-01-28 Richard Guenther <rguenther@suse.de>
27437 PR middle-end/38908
27438 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27439 uninitialized aggregate uses in call arguments.
27441 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27443 PR tree-optimization/38984
27444 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27445 the nothing_id variable if -fno-delete-null-pointer-checks.
27447 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27450 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27451 (set_got_offset_rex64): Ditto.
27453 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27456 * doc/extend.texi: Improve local variable with asm reg.
27458 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27460 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27461 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27462 was not supplied then set warn_packed_bitfield_compat to the
27463 default value of 1.
27464 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27467 2009-01-27 Richard Guenther <rguenther@suse.de>
27469 PR tree-optimization/38503
27470 * cfgexpand.c (expand_gimple_basic_block): Ignore
27471 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27472 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27473 variables that cannot have TBAA applied.
27474 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27477 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27479 PR middle-end/38969
27480 * calls.c (initialize_argument_information): Do not wrap complex
27481 arguments in SAVE_EXPR.
27483 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27485 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27486 (INSTALL_LIBGCC): Revert typo commit.
27488 2009-01-26 Richard Guenther <rguenther@suse.de>
27490 PR tree-optimization/38745
27491 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27492 from special handling.
27494 2009-01-26 Richard Guenther <rguenther@suse.de>
27496 PR tree-optimization/38745
27497 * tree-ssa.c (execute_update_addresses_taken): Do not include
27498 variables that cannot possibly be a register in not_reg_needs.
27499 Do not clear TREE_ADDRESSABLE on vars that may not become
27501 * tree-ssa.c (update_alias_info_1): Include those in the set
27502 of addressable vars.
27504 2009-01-26 Richard Guenther <rguenther@suse.de>
27506 PR middle-end/38851
27507 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27508 * tree-ssa-dse.c: Include langhooks.h
27509 (execute_simple_dse): Remove stores with zero size.
27511 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27514 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27517 2009-01-24 Julian Brown <julian@codesourcery.com>
27519 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27520 config/arm/linux-atomic.c.
27521 * config/arm/linux-atomic.c: New.
27523 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27525 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27526 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27527 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27529 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27532 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27535 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27537 PR tree-optimization/38953
27538 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27539 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27540 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27541 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27544 2009-01-24 Paul Brook <paul@codesourcery.com>
27546 * config/arm/neon.md (neon_type): Move to arm.md.
27547 (neon_mov<VSTRUCT>): Add neon_type attribute.
27548 * config/arm/arm.md (neon_type): Move to here.
27549 (conds): Add "unconditioal" and use as default for NEON insns.
27551 2009-01-24 Ben Elliston <bje@au.ibm.com>
27553 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27554 void *' warning from -Wc++-compat.
27555 * Makefile.in (dominance.o-warn): Remove.
27557 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27559 PR tree-optimization/38932
27560 * fold-const.c (fold_unary_ignore_overflow): New.
27561 * tree.h (fold_unary_ignore_overflow): Declare.
27562 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27563 * tree-ssa-sccvn.c (visit_reference_op_load,
27564 simplify_unary_expression): Likewise.
27566 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27568 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27569 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27570 regardless of their type.
27571 * c-common.c (handle_packed_attribute): Don't ignore packed on
27573 * c.opt (Wpacked-bitfield-compat): New warning option.
27574 * stor-layout.c (place_field): Warn if offset of a field changed.
27575 * doc/extend.texi (packed): Mention the ABI change.
27576 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27577 (Warning Options): Add it to the list.
27579 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27581 * c-opts.c (c_common_post_options): Fix a typo in comments.
27583 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27585 PR middle-end/38615
27586 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27587 variables to static.
27588 * doc/invoke.texi (-fmerge-all-constants): Update description.
27590 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27593 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27594 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27596 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27598 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27600 (LOCAL_ALIGNMENT): Similarly.
27602 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27603 Joseph Myers <joseph@codesourcery.com>
27605 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27606 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27607 * config/arm/arm-tune.md: Regenerate.
27608 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27611 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27613 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27614 version number to five.
27616 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27619 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27620 * c-common.c (set_underlying_type): Likewise.
27621 (is_typedef_decl ): Likewise
27623 (set_underlying_type): Likewise.
27624 (is_typedef_type): Likewise.
27626 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27628 PR middle-end/38587
27629 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27632 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27635 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27636 (LIBGCC_SPEC): Don't define.
27637 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27639 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27641 PR rtl-optimization/38879
27642 * alias.c (base_alias_check): Unaligned access via AND address can
27643 alias all surrounding object types except those with sizes equal
27644 or wider than the size of unaligned access.
27646 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27649 * c-decl.c (clone_underlying_type): Move this ...
27650 * c-common.c (set_underlying_type): ... here.
27651 Also, make sure the function properly sets TYPE_STUB_DECL() on
27652 the newly created typedef variant type.
27653 (is_typedef_decl ): New entry point.
27654 * tree.h: Added a new member member_types_needing_access_check to
27655 struct tree_decl_non_common.
27656 (set_underlying_type): New entry point.
27657 (is_typedef_type): Likewise.
27659 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27661 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27662 Check whether two instructions have memory references that
27663 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27664 are helper functions for traversing.
27665 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27666 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27667 not to draw dependency edge for instructions with non-conflicting
27670 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27673 * longlong.h: Update copyright years. Use soft-fp license notice.
27674 Sync __clz_tab declaration with glibc.
27676 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27679 * doc/extend.texi (syscall_linkage): New.
27680 (version_id): Modify.
27682 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27683 Richard Guenther <rguenther@suse.de>
27685 PR tree-optimization/38747
27686 PR tree-optimization/38748
27687 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27688 conversion if the base address is an indirect reference and the
27689 aliasing sets could cause issues.
27691 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27693 * common.opt (fgraphite, fgraphite-identity): Add comment for
27694 explaining why these options are not documented.
27696 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27698 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27699 gimple_call_lhs is NULL.
27701 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27704 * emit-rtl.c (adjust_address_1): Make sure memref is never
27707 2009-01-20 Ben Elliston <bje@au.ibm.com>
27709 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27710 const qualifier from arg parameter. Remove unnecessary cast to char *.
27711 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27712 const qualifier from arg 2.
27714 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27716 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27718 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27721 * rtl.h (reinit_regs): New prototype.
27722 * regclass.c: Include ira.h.
27723 (reinit_regs): New.
27724 * Makefile.in (regclass.o): Add ira.h.
27725 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27727 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27730 * c-common.c (handle_aligned_attribute): Use
27731 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27732 default alignment value.
27734 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27736 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27737 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27739 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27740 __BIGGEST_ALIGNMENT__.
27742 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27744 2009-01-18 Richard Guenther <rguenther@suse.de>
27746 PR tree-optimization/38819
27747 * tree-flow.h (operation_could_trap_helper_p): Declare.
27748 * tree-eh.c (operation_could_trap_helper_p): Export.
27749 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27750 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27751 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27752 are about to insert a possibly trapping instruction and fail
27755 2009-01-18 Andreas Schwab <schwab@suse.de>
27757 * doc/install.texi (Configuration): Remove obsolete paragraph
27758 about use of --with-gnu-ld with --with-gnu-as.
27760 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27762 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27763 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27764 Follow spelling conventions.
27766 2009-01-18 Ben Elliston <bje@au.ibm.com>
27768 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27769 C++ warning about implicit conversion from void * to struct
27771 (bitmap_obstack_free): Likewise for bitmap_element *.
27772 * Makefile.in (bitmap.o-warn): Remove.
27774 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27776 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27778 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27779 Tobias Grosser <tobi.grosser@amd.com>
27781 * graphite.c (graphite_trans_scop_block): Do not block single
27784 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27786 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27787 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27788 test with assertion.
27790 2009-01-16 Richard Guenther <rguenther@suse.de>
27792 PR tree-optimization/38835
27793 PR middle-end/36227
27794 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27795 and INT + PTR -> (INT)(PTR p+ INT) folding.
27796 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27798 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27801 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27802 the subreg from a lowpart subreg if it is also casting the value.
27804 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27805 Tobias Grosser <tobi.grosser@amd.com>
27807 * graphite.c (compare_prefix_loops): New.
27808 (build_scop_canonical_schedules): Rewritten.
27809 (graphite_transform_loops): Move build_scop_canonical_schedules
27810 after build_scop_iteration_domain.
27812 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27813 Tobias Grosser <tobi.grosser@amd.com>
27815 * graphite.c (add_conditions_to_domain): Add the loops to
27816 the dimension of the iteration domain. Do copy the domain
27817 only when it exists.
27818 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27819 (add_conditions_to_constraints): New.
27820 (can_generate_code_stmt, can_generate_code): Removed.
27821 (gloog): Do not call can_generate_code.
27822 (graphite_transform_loops): Call add_conditions_to_constraints
27823 after building the iteration domain.
27825 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27827 PR tree-optimization/38789
27828 * tree-ssa-threadedge.c
27829 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27830 __builtin_constant_p.
27832 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27834 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27835 examined before deleting them.
27837 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27839 * function.c (aggregate_value_p): Correctly extract the function
27840 type from CALL_EXPR_FN lookup.
27842 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27844 * config/picochip/picochip.c (picochip_override_options): Revert
27845 CFI asm flag disable commited previously.
27847 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27848 Tobias Grosser <tobi.grosser@amd.com>
27849 Jan Sjodin <jan.sjodin@amd.com>
27851 * graphite.c (scan_tree_for_params): On substractions negate
27852 all the coefficients of the term.
27853 (clast_to_gcc_expression_red): New. Handle reduction expressions
27854 of more than two operands.
27855 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27856 (get_vdef_before_scop): Handle also the case of default definitions.
27858 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27860 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27861 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27862 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27864 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27865 Joey Ye <joey.ye@intel.com>
27867 PR middle-end/37843
27868 * cfgexpand.c (expand_stack_alignment): Don't update stack
27869 boundary nor check incoming stack boundary here.
27870 (gimple_expand_cfg): Update stack boundary and check incoming
27871 stack boundary here.
27873 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27875 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27877 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27879 PR rtl-optimization/38245
27880 * calls.c (expand_call): Add stack arguments to
27881 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27882 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27883 in regs and partially in memory or BLKmode arguments.
27884 (emit_library_call_value_1): Add stack arguments to
27885 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27886 ACCUMULATE_OUTGOING_ARGS).
27887 * dce.c: Include tm_p.h.
27888 (find_call_stack_args): New function.
27889 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27891 (mark_insn): Call find_call_stack_args for CALL_Ps.
27892 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27893 forwards. Allocate and free arg_stores bitmap if needed, pass it
27894 down to deletable_insn_p, don't mark stores set in arg_stores
27895 bitmap, clear the bitmap at the beginning of each bb.
27896 * Makefile.in (dce.o): Depend on $(TM_P_H).
27898 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27901 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27902 to make sure the insn is a conditional test (bug 22599). Reformat a
27905 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27907 PR middle-end/38431
27908 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27909 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27910 (gloog): Do not call cleanup_tree_cfg.
27911 (graphite_transform_loops): Call cleanup_tree_cfg after all
27912 scops have been code generated.
27914 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27915 * doc/gty.texi (Invoking the garbage collector): Added new node
27916 and section documenting ggc_collect.
27918 2009-01-14 Richard Guenther <rguenther@suse.de>
27920 PR tree-optimization/38826
27921 PR middle-end/38477
27922 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27923 initialization notes only if we actually emitted a warning.
27924 (intra_create_variable_infos): Add constraints for a result decl
27925 that is passed by hidden reference.
27926 (build_pred_graph): Mark all related variables non-direct on
27929 2009-01-14 Nick Clifton <nickc@redhat.com>
27931 * ira-conflicts.c: Include addresses.h for the definition of
27933 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27934 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27936 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27939 * Makefile.in (ira-lives.o): Add except.h.
27941 * ira-lives.c: Include except.h.
27942 (process_bb_node_lives): Process can_throw_internal.
27944 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27946 PR rtl-optimization/38774
27947 * combine.c (simplify_set): When undoing cc_use change, don't do
27948 PUT_CODE on the newly created comparison, but instead put back the
27951 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27953 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27954 values. Remove duplicate arm8 entry.
27956 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27958 PR tree-optimization/38786
27959 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27960 the SSA_NAME case of expand_scalar_variables_expr.
27961 Set the type of an expression to the type of its assign statement.
27962 (expand_scalar_variables_expr): Also gather the scalar computation
27963 used to index the memory access. Do not pass loop_p.
27964 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27965 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27966 the gimple_stmt_iterator where it inserts new code.
27967 Do not pass loop_p.
27968 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27969 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27971 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27973 * graphite.h (debug_value): Removed.
27974 * graphite.c (debug_value): Removed.
27976 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27978 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27979 ldrd/strd with two 32-bit instructions.
27981 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27983 * config/arm/arm.c (struct processors): Pass for speed down into
27984 cost helper functions.
27985 (const_ok_for_op): Handle COMPARE and inequality nodes.
27986 (arm_rtx_costs_1): Rewrite.
27987 (arm_size_rtx_costs): Update prototype.
27988 (arm_rtx_costs): Pass speed down to helper functions.
27989 (arm_slowmul_rtx_costs): Rework cost calculations.
27990 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27991 (arm_9e_rtx_costs): Likewise.
27993 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27995 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27996 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27997 (alpha_legitimize_address): Do not split local symbols wider than
27998 UNITS_PER_WORD into HIGH/LO_SUM parts.
28000 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28003 * gcc.c (process_command): Replace call to execvp with calls
28004 to pex_one and exit.
28006 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28009 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28010 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28011 variant for devices with 3-byte PC.
28012 (__tablejump_elpm__): New.
28014 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28017 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28018 offsetof member-designator, handle it as `[0].'.
28020 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28022 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28023 function when not using named sections on targets with named sections
28024 if branch distance is less than 262132.
28026 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28028 * combine.c (combine_instructions): Recompute
28029 optimize_this_for_speed_p for each BB in the main combine loop.
28031 2009-01-12 Tomas Bily <tbily@suse.cz>
28034 * tree-loop-distribution.c (prop_phis): New function.
28035 (generate_builtin): Call prop_phis.
28037 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28039 PR tree-optimization/38807
28040 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28041 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28043 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28045 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28046 subreg of op0 to the original op0.
28048 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28050 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28052 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28055 * mips-tfile.c (parse_def): Fix parsing of def strings
28056 starting with digits.
28058 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28061 * config/arm/arm.c (arm_is_long_call_p): Don't call
28062 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28064 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28066 * regrename.c (regrename_optimize): Fix dumping.
28067 (find_oldest_value_reg): Preserve REG_POINTER.
28068 (copy_hardreg_forward_1): Likewise.
28070 2009-01-09 Diego Novillo <dnovillo@google.com>
28072 * gimple.h (struct gimple_statement_base) <uid>: Document
28073 the restrictions on its use.
28074 (gimple_uid): Tidy.
28075 (gimple_set_uid): Tidy.
28077 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28079 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28080 zero guard even if align_bytes != 0 and count is smaller than
28083 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28085 PR rtl-optimization/38495
28086 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28087 (add_range_and_copies_from_move_list): Print all added ranges.
28088 Add ranges to memory optimized destination.
28090 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28094 * config/i386/i386.c (override_options): Reject
28095 -mstringop-strategy=rep_8byte with -m32.
28096 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28097 to 1. Do count comparison against epilogue_size_needed at compile
28098 time even when count_exp was constant forced into register. For
28099 size_needed don't jump to epilogue, instead just avoid aligning
28100 and invoke the body algorithm. If need_zero_guard, add zero guard
28101 even if count is non-zero, but smaller than size_needed + number of
28102 bytes that could be stored for alignment.
28103 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28104 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28105 but smaller than size_needed + number of bytes that could be stored
28106 for alignment. Compare size_needed with epilogue_size_needed instead
28107 of desired_align - align, don't adjust size_needed, pass
28108 epilogue_size_needed to the epilogue expanders.
28111 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28113 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28115 * pa.c (last_address): Change to unsigned.
28116 (update_total_code_bytes): Change argument to unsigned. Don't
28117 check if insn addresses are set.
28118 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28119 addresses are not set.
28120 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28122 2009-01-09 Nick Clifton <nickc@redhat.com>
28124 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28125 DECL_DECLARED_INLINE_P.
28127 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28129 PR middle-end/38347
28130 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28131 GET_MODE (op0) in operand_subword_force calls.
28133 PR middle-end/38771
28134 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28135 fold_convert arg0 operands to TREE_TYPE (op0) first.
28137 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28139 * params.def (ira-max-conflict-table-size): Decrease default value
28142 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28144 PR tree-optimization/37031
28145 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28147 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28148 allocate it using gc instead of heap, use VEC_quick_push instead of
28150 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28151 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28152 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28153 allocated vector from heap allocated.
28154 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28155 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28156 vector only after perfect_loop_nest_depth call.
28158 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28159 Jan Sjodin <jan.sjodin@amd.com>
28161 PR tree-optimization/38559
28162 * graphite.c (debug_value, copy_constraint,
28163 swap_constraint_variables, scale_constraint_variable, ): New.
28164 (get_lower_bound, get_upper_bound): Removed.
28165 (graphite_trans_bb_strip_mine): Clean up this code that works
28166 only for constant number of iterations. Fully copy upper and
28167 lower bound constraints, not only the constant part of them.
28168 * graphite.h (debug_value): Declared.
28170 2009-01-08 Ira Rosen <irar@il.ibm.com>
28172 PR tree-optimization/37194
28173 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28174 Don't add the cost of cost model guard in prologue to scalar
28175 outside cost in case of known number of iterations.
28177 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28178 Alan Modra <amodra@bigpond.net.au>
28180 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28181 non-word-aligned REG+CONST addressing.
28183 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28186 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28187 free_after_compilation when outputting a thunk.
28188 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28189 Do not call free_after_compilation here.
28191 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28193 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28194 (ix86_valid_target_attribute_inner_p): Ditto.
28196 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28198 PR tree-optimization/38492
28199 PR tree-optimization/38498
28200 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28201 * tree-chrec.h (scev_is_linear_expression): Declared.
28202 * graphite.c (graphite_cannot_represent_loop_niter): New.
28203 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28204 (graphite_loop_normal_form): Use gcc_assert.
28205 (scan_tree_for_params): Use CASE_CONVERT.
28206 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28207 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28208 Use gcc_assert. Discard scops that contain unhandled cases.
28209 (build_scop_conditions): Return a boolean status for unhandled cases.
28210 (strip_mine_profitable_p): Print the loop number, not its depth.
28211 (is_interchange_valid): Pass the depth of the loop nest, don't
28212 recompute it wrongly.
28213 (graphite_trans_bb_block): Same.
28214 (graphite_trans_bb_block): Print tentative of loop blocking.
28215 (graphite_trans_scop_block): Do not print that the loop has been
28217 (graphite_transform_loops): Do not handle scops that contain condition
28220 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28222 AVX Programming Reference (December, 2008)
28223 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28224 (_mm256_stream_pd): Likewise.
28225 (_mm256_stream_ps): Likewise.
28227 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28228 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28229 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28230 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28231 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28232 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28233 (ix86_expand_special_args_builtin): Likewise.
28235 * config/i386/sse.md (AVXMODEDI): New.
28236 (avx_movnt<mode>): Likewise.
28237 (avx_movnt<mode>): Likewise.
28238 (<sse>_movnt<mode>): Remove AVX support.
28239 (sse2_movntv2di): Likewise.
28241 2009-01-07 Richard Guenther <rguenther@suse.de>
28243 PR middle-end/38751
28244 * fold-const.c (extract_muldiv): Remove obsolete comment.
28245 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28246 to PLUS_EXPR canonicalization for the canonicalization.
28248 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28250 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28251 hosted cross-compilers generating less efficient code.
28253 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28255 * function.h (rtl_data): Add a dbr_scheduled_p field.
28256 * reorg.c (dbr_schedule): Set it.
28257 (gate_handle_delay_slots): Check it.
28258 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28259 (mips_reorg): Check flag_delayed_branch instead of
28260 mips_base_delayed_branch.
28261 (mips_override_options): Don't set mips_base_delayed_branch
28262 or flag_delayed_branch.
28264 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28266 PR rtl-optimization/38426.
28267 * ira.c (ira): Set current_function_is_leaf earlier.
28269 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28271 PR rtl-optimization/38722
28272 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28273 too early, only set a flag and modify after last possible
28276 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28279 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28280 * real.c (decimal_single_format): Correct values of emin and emax.
28281 (decimal_double_format): Ditto.
28282 (decimal_quad_format): Ditto.
28283 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28284 computation of DECnn_MIN and DECnn_MAX for corrected values of
28285 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28286 __DECnn_MIN__, and adjust its computation for the corrected value
28289 2009-01-06 Jan Hubicka <jh@suse.cz>
28292 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28294 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28296 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28297 Add Robert Clark to the list of testers.
28299 2009-01-06 Jan Hubicka <jh@suse.cz>
28300 Kai Tietz <kai.tietz@onevision.com>
28302 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28303 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28305 2009-01-06 Jan Hubicka <jh@suse.cz>
28306 Kai Tietz <kai.tietz@onevision.com>
28308 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28310 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28311 (ix86_nsaved_regs): Count only general purpose regs.
28312 (ix86_nsaved_sseregs): New.
28313 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28314 to 16 for w64; compute padding and size of sse reg save area.
28315 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28316 general purpose regs.
28317 (ix86_emit_save_sse_regs_using_mov): New.
28318 (ix86_expand_prologue): Save SSE regs if needed.
28319 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28320 (ix86_emit_restore_sse_regs_using_mov): New.
28321 (ix86_expand_epilogue): Save SSE regs if needed.
28323 2009-01-06 Jan Hubicka <jh@suse.cz>
28324 Kai Tietz <kai.tietz@onevision.com>
28326 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28327 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28328 functions when accumulate outgoing args is off.
28330 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28333 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28334 before using pseudos_have_intersected_live_ranges_p.
28336 * ira-int.h (ira_assert): Always define.
28338 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28340 AVX Programming Reference (December, 2008)
28341 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28342 (_mm256_permute2_pd): Likewise.
28343 (_mm_permute2_ps): Likewise.
28344 (_mm256_permute2_ps): Likewise.
28345 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28346 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28348 * config/i386/i386.c (ix86_builtins): Remove
28349 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28350 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28351 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28352 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28353 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28354 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28355 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28356 __builtin_ia32_vpermil2ps256.
28357 (ix86_init_mmx_sse_builtins): Updated.
28358 (ix86_expand_args_builtin): Likewise.
28360 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28362 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28363 long absolute calls when generating PA 2.0 code.
28365 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28367 PR rtl-optimization/38583
28368 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28370 * params.def (ira-max-conflict-table-size): New.
28372 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28374 * ira.h (ira_conflicts_p): New external definition.
28376 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28377 table. Report this. Return result of building.
28378 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28379 building conflict table.
28381 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28382 (ira_color): Use ira_conflicts_p.
28384 * global.c: Include ira.h.
28385 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28388 * Makefile.in (global.o): Add ira.h.
28390 * ira-build.c (mark_all_loops_for_removal,
28391 propagate_some_info_from_allocno): New.
28392 (remove_unnecessary_allocnos): Call
28393 propagate_some_info_from_allocno.
28394 (remove_low_level_allocnos): New.
28395 (remove_unnecessary_regions): Add parameter. Call
28396 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28397 parameter to remove_unnecessary_regions.
28398 (ira_build): Remove all regions but root if the conflict table was
28399 not built. Update conflict hard regs for allocnos crossing calls.
28401 * ira.c (ira_conflicts_p): New global.
28402 (ira): Define and use ira_conflicts_p.
28404 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28405 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28406 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28408 2009-01-06 Ben Elliston <bje@au.ibm.com>
28410 * gengtype-lex.l (YY_NO_INPUT): Define.
28412 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28415 * c-common.c (handle_vector_size_attribute): Also reject
28416 BOOLEAN_TYPE types.
28418 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28420 PR tree-optimization/38492
28421 * graphite.c (rename_map_elt, debug_rename_elt,
28422 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28423 rename_map_elt_info, eq_rename_map_elts,
28424 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28425 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28426 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28427 (sese_build_livein_liveouts): New.
28428 (new_sese, free_sese): New.
28429 (new_scop): Call new_sese.
28430 (free_scop): Call free_sese.
28431 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28432 (register_old_new_names): Renamed register_old_and_new_names.
28433 (register_scop_liveout_renames, add_loop_exit_phis,
28434 insert_loop_close_phis, struct igp,
28435 default_liveout_before_guard, add_guard_exit_phis,
28436 insert_guard_phis, copy_renames): New.
28437 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28438 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28439 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28440 (scop_adjust_phis_for_liveouts): New.
28441 (gloog): Call scop_adjust_phis_for_liveouts.
28443 * graphite.h (struct sese): Documented. Added fields liveout,
28444 num_ver and livein.
28445 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28446 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28447 (struct scop): Added field liveout_renames.
28448 (SCOP_LIVEOUT_RENAMES): New.
28450 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28452 PR tree-optimization/38510
28453 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28454 (translate_clast): Call recompute_all_dominators before
28456 (gloog): Call recompute_all_dominators before graphite_verify.
28458 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28459 Jan Sjodin <jan.sjodin@amd.com>
28461 PR tree-optimization/38500
28462 * graphite.c (create_sese_edges): Call fix_loop_structure after
28465 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28467 * config.gcc: Add m32r*-*-rtems*.
28468 * config/m32r/rtems.h: New file.
28470 2009-01-05 Ben Elliston <bje@au.ibm.com>
28472 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28473 (.po.pox): Likewise.
28474 (po/gcc.pot): Likewise.
28476 2009-01-04 David S. Miller <davem@davemloft.net>
28478 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28479 (STARTING_FRAME_OFFSET): Always set to zero.
28481 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28483 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28484 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28485 fixed-point types, and vectors of the same.
28487 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28489 * config/mips/sync.md (*mb_barrier): Rename to...
28490 (*memory_barrier): ...this.
28492 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28494 * doc/extend.texi (Function Attributes): Move @cindex after @item
28495 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28496 and put in alphabetical order. Fix 'target' name and put in order.
28497 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28500 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28502 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28503 (memory_barrier): Expand as unspec instead of unspec_volatile.
28504 Remove mem:BLK from insn operands. Use Pmode scratch register.
28505 (*memory_barrier): Define as unspec instead of unspec_volatile.
28506 Use (match_dup 0) as input operand.
28508 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28509 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28510 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28511 scratch register. Remove operand 1.
28512 (*stbar): Define as unspec instead of unspec_volatile.
28513 Use (match_dup 0) as input operand, remove (const_int 8).
28514 (*membar): Define as unspec instead of unspec_volatile.
28515 Use (match_dup 0) as input operand, remove input operand 2.
28517 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28518 (memory_barrier): Expand as unspec instead of unspec_volatile.
28519 Remove mem:BLK from insn operands. Use Pmode scratch register.
28520 (*memory_barrier): Define as unspec instead of unspec_volatile.
28521 Use (match_dup 0) as input operand.
28523 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28524 Remove mem:BLK from insn operands. Use Pmode scratch register.
28525 Set volatile flag on operand 0.
28526 (*memory_barrier): New insn pattern.
28528 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28530 (*memory_barrier): Use (match_dup 0) as input operand.
28532 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28533 Remove mem:BLK from insn operands. Use Pmode scratch register.
28534 Set volatile flag on operand 0.
28535 (*mb_internal): New insn pattern.
28537 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28539 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28541 PR middle-end/38586
28542 * function.c (struct temp_slot): Move to the section of the file
28543 that deals with temp slots. Remove field 'address'.
28544 (temp_slot_address_table): New hash table of address -> temp slot.
28545 (struct temp_slot_address_entry): New struct, items for the table.
28546 (temp_slot_address_compute_hash, temp_slot_address_hash,
28547 temp_slot_address_eq, insert_temp_slot_address): Support functions
28549 (find_temp_slot_from_address): Rewrite to use the new hash table.
28550 (remove_unused_temp_slot_addresses): Remove addresses of temp
28551 slots that have been made available.
28552 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28553 worker function for remove_unused_temp_slot_addresses.
28554 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28555 Add the temp slot address to the address -> temp slot map.
28556 (update_temp_slot_address): Update via insert_temp_slot_address.
28557 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28558 (pop_temp_slots): Likewise.
28559 (init_temp_slots): Allocate the address -> temp slot map, or empty
28560 the map if it is already allocated.
28561 (prepare_function_start): Initialize temp slot processing.
28563 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28565 PR middle-end/38584
28566 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28567 Calculate the size of all stack vars assuming no packing of stack
28568 vars will happen, replacing a quadratic algorithm with a linear one.
28570 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28573 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28576 2009-01-03 Diego Novillo <dnovillo@google.com>
28578 * doc/contrib.texi: Update contributions.
28580 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28583 * builtins.c (fold_builtin_memory_op): Give up if either operand
28584 is volatile. Set srctype or desttype to non-qualified version
28588 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28589 and FUNCTION_DECLs.
28591 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28593 PR rtl-optimization/35805
28594 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28595 problem if fast dce is able to remove any instructions.
28596 * dce.c (dce_process_block): Fix dump message.
28598 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28601 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28603 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28605 PR middle-end/38690
28606 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28607 * tree-pretty-print.c (op_code_prio): New function.
28608 (op_prio): No longer static. Use op_code_prio.
28609 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28610 Use op_prio and op_code_prio to determine if () should be
28611 printed around operand(s) or not.
28613 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28614 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28615 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28616 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28617 pp_character instead of pp_string for single letter printing.
28619 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28621 * doc/extend.texi: Fix '#pragma GCC option' typo.
28623 2009-01-02 Richard Guenther <rguenther@suse.de>
28625 * doc/install.texi (--enable-checking): Mention different
28626 default for stage1.
28627 (--enable-stage1-checking): Document.
28629 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28631 PR middle-end/30142
28632 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28633 case to be an error.
28635 2009-01-02 Ben Elliston <bje@au.ibm.com>
28637 * config/fp-bit.h (pack_d): Constify argument.
28638 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28639 (isnan): Constify argument.
28641 (iszero): Likewise.
28642 (pack_d): Likewise.
28643 (_fpadd_parts): Constify return type.
28644 (_fpmul_parts): Likewise.
28645 (_fpdiv_parts): Likewise.
28647 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28650 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28651 warn about overwriting initializer with side-effects or
28652 -Woverride-init if !IMPLICIT.
28653 (output_init_element): Likewise. Pass IMPLICIT down to
28655 (process_init_element): Add IMPLICIT argument. Pass it down
28656 to output_init_element.
28657 (push_init_element, pop_init_level, set_designator): Adjust
28658 process_init_element callers.
28659 (set_nonincremental_init, set_nonincremental_init_from_string):
28660 Adjust add_pending_init callers.
28661 (output_pending_init_elements): Adjust output_init_element callers.
28662 * c-tree.h (process_init_element): Adjust prototype.
28663 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28664 process_init_element callers.
28667 Copyright (C) 2009 Free Software Foundation, Inc.
28669 Copying and distribution of this file, with or without modification,
28670 are permitted in any medium without royalty provided the copyright
28671 notice and this notice are preserved.